Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

37 files changed, 24175 insertions, 0 deletions

diff --git a/src/spdk/dpdk/drivers/net/cxgbe/Makefile b/src/spdk/dpdk/drivers/net/cxgbe/Makefile
new file mode 100644
index 000000000..53b2bb56d
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/Makefile
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2014-2018 Chelsio Communications.
+# All rights reserved.
+
+include $(RTE_SDK)/mk/rte.vars.mk
+
+#
+# library name
+#
+LIB = librte_pmd_cxgbe.a
+
+CFLAGS += -O3
+CFLAGS += $(WERROR_FLAGS)
+
+EXPORT_MAP := rte_pmd_cxgbe_version.map
+
+#
+# CFLAGS for gcc/clang
+#
+ifeq ($(CONFIG_RTE_TOOLCHAIN_GCC),y)
+ifeq ($(shell test $(GCC_VERSION) -ge 44 && echo 1), 1)
+CFLAGS     += -Wno-deprecated
+endif
+endif
+
+LDLIBS += -lrte_eal -lrte_mbuf -lrte_mempool -lrte_ring
+LDLIBS += -lrte_ethdev -lrte_net -lrte_kvargs
+LDLIBS += -lrte_bus_pci
+
+#
+# Add extra flags for base driver files (also known as shared code)
+# to disable warnings in them
+#
+BASE_DRIVER_OBJS=$(sort $(patsubst %.c,%.o,$(notdir $(wildcard $(SRCDIR)/base/*.c))))
+$(foreach obj, $(BASE_DRIVER_OBJS), $(eval CFLAGS_$(obj)+=$(CFLAGS_BASE_DRIVER)))
+
+VPATH += $(SRCDIR)/base
+
+
+#
+# all source are stored in SRCS-y
+#
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbe_ethdev.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbevf_ethdev.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbe_main.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbevf_main.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += sge.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbe_filter.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += cxgbe_flow.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += t4_hw.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += clip_tbl.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += mps_tcam.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += l2t.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += smt.c
+SRCS-$(CONFIG_RTE_LIBRTE_CXGBE_PMD) += t4vf_hw.c
+
+include $(RTE_SDK)/mk/rte.lib.mk
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/adapter.h b/src/spdk/dpdk/drivers/net/cxgbe/base/adapter.h
new file mode 100644
index 000000000..62de35c7c
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/adapter.h
@@ -0,0 +1,835 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+/* This file should not be included directly.  Include common.h instead. */
+
+#ifndef __T4_ADAPTER_H__
+#define __T4_ADAPTER_H__
+
+#include <rte_bus_pci.h>
+#include <rte_mbuf.h>
+#include <rte_io.h>
+#include <rte_rwlock.h>
+#include <rte_ethdev.h>
+
+#include "../cxgbe_compat.h"
+#include "../cxgbe_ofld.h"
+#include "t4_regs_values.h"
+
+enum {
+	MAX_ETH_QSETS = 64,           /* # of Ethernet Tx/Rx queue sets */
+	MAX_CTRL_QUEUES = NCHAN,      /* # of control Tx queues */
+};
+
+struct adapter;
+struct sge_rspq;
+
+enum {
+	PORT_RSS_DONE = (1 << 0),
+};
+
+struct port_info {
+	struct adapter *adapter;        /* adapter that this port belongs to */
+	struct rte_eth_dev *eth_dev;    /* associated rte eth device */
+	struct port_stats stats_base;   /* port statistics base */
+	struct link_config link_cfg;    /* link configuration info */
+
+	unsigned long flags;            /* port related flags */
+	short int xact_addr_filt;       /* index of exact MAC address filter */
+
+	u16    viid;                    /* associated virtual interface id */
+	s8     mdio_addr;               /* address of the PHY */
+	u8     port_type;               /* firmware port type */
+	u8     mod_type;                /* firmware module type */
+	u8     port_id;                 /* physical port ID */
+	u8     pidx;			/* port index for this PF */
+	u8     tx_chan;                 /* associated channel */
+
+	u8     n_rx_qsets;              /* # of rx qsets */
+	u8     n_tx_qsets;              /* # of tx qsets */
+	u8     first_qset;              /* index of first qset */
+
+	u16    *rss;                    /* rss table */
+	u8     rss_mode;                /* rss mode */
+	u16    rss_size;                /* size of VI's RSS table slice */
+	u64    rss_hf;			/* RSS Hash Function */
+
+	/* viid fields either returned by fw
+	 * or decoded by parsing viid by driver.
+	 */
+	u8 vin;
+	u8 vivld;
+};
+
+/* Enable or disable autonegotiation.  If this is set to enable,
+ * the forced link modes above are completely ignored.
+ */
+#define AUTONEG_DISABLE         0x00
+#define AUTONEG_ENABLE          0x01
+
+enum {                                 /* adapter flags */
+	FULL_INIT_DONE     = (1 << 0),
+	USING_MSI          = (1 << 1),
+	USING_MSIX         = (1 << 2),
+	FW_QUEUE_BOUND     = (1 << 3),
+	FW_OK              = (1 << 4),
+	CFG_QUEUES	   = (1 << 5),
+	MASTER_PF          = (1 << 6),
+};
+
+struct rx_sw_desc {                /* SW state per Rx descriptor */
+	void *buf;                 /* struct page or mbuf */
+	dma_addr_t dma_addr;
+};
+
+struct sge_fl {                     /* SGE free-buffer queue state */
+	/* RO fields */
+	struct rx_sw_desc *sdesc;   /* address of SW Rx descriptor ring */
+
+	dma_addr_t addr;            /* bus address of HW ring start */
+	__be64 *desc;               /* address of HW Rx descriptor ring */
+
+	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
+	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
+
+	unsigned int cntxt_id;      /* SGE relative QID for the free list */
+	unsigned int size;          /* capacity of free list */
+
+	unsigned int avail;         /* # of available Rx buffers */
+	unsigned int pend_cred;     /* new buffers since last FL DB ring */
+	unsigned int cidx;          /* consumer index */
+	unsigned int pidx;          /* producer index */
+
+	unsigned long alloc_failed; /* # of times buffer allocation failed */
+	unsigned long low;          /* # of times momentarily starving */
+};
+
+#define MAX_MBUF_FRAGS (16384 / 512 + 2)
+
+/* A packet gather list */
+struct pkt_gl {
+	union {
+		struct rte_mbuf *mbufs[MAX_MBUF_FRAGS];
+	} /* UNNAMED */;
+	void *va;                         /* virtual address of first byte */
+	unsigned int nfrags;              /* # of fragments */
+	unsigned int tot_len;             /* total length of fragments */
+	bool usembufs;                    /* use mbufs for fragments */
+};
+
+typedef int (*rspq_handler_t)(struct sge_rspq *q, const __be64 *rsp,
+			      const struct pkt_gl *gl);
+
+struct sge_rspq {                   /* state for an SGE response queue */
+	struct adapter *adapter;      /* adapter that this queue belongs to */
+	struct rte_eth_dev *eth_dev;  /* associated rte eth device */
+	struct rte_mempool  *mb_pool; /* associated mempool */
+
+	dma_addr_t phys_addr;       /* physical address of the ring */
+	__be64 *desc;               /* address of HW response ring */
+	const __be64 *cur_desc;     /* current descriptor in queue */
+
+	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
+	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
+	struct sge_qstat *stat;
+
+	unsigned int cidx;          /* consumer index */
+	unsigned int gts_idx;	    /* last gts write sent */
+	unsigned int iqe_len;       /* entry size */
+	unsigned int size;          /* capacity of response queue */
+	int offset;                 /* offset into current Rx buffer */
+
+	u8 gen;                     /* current generation bit */
+	u8 intr_params;             /* interrupt holdoff parameters */
+	u8 next_intr_params;        /* holdoff params for next interrupt */
+	u8 pktcnt_idx;              /* interrupt packet threshold */
+	u8 port_id;		    /* associated port-id */
+	u8 idx;                     /* queue index within its group */
+	u16 cntxt_id;               /* SGE relative QID for the response Q */
+	u16 abs_id;                 /* absolute SGE id for the response q */
+
+	rspq_handler_t handler;     /* associated handler for this response q */
+};
+
+struct sge_eth_rx_stats {	/* Ethernet rx queue statistics */
+	u64 pkts;		/* # of ethernet packets */
+	u64 rx_bytes;		/* # of ethernet bytes */
+	u64 rx_cso;		/* # of Rx checksum offloads */
+	u64 vlan_ex;		/* # of Rx VLAN extractions */
+	u64 rx_drops;		/* # of packets dropped due to no mem */
+};
+
+struct sge_eth_rxq {                /* a SW Ethernet Rx queue */
+	struct sge_rspq rspq;
+	struct sge_fl fl;
+	struct sge_eth_rx_stats stats;
+	bool usembufs;               /* one ingress packet per mbuf FL buffer */
+} __rte_cache_aligned;
+
+/*
+ * Currently there are two types of coalesce WR. Type 0 needs 48 bytes per
+ * packet (if one sgl is present) and type 1 needs 32 bytes. This means
+ * that type 0 can fit a maximum of 10 packets per WR and type 1 can fit
+ * 15 packets. We need to keep track of the mbuf pointers in a coalesce WR
+ * to be able to free those mbufs when we get completions back from the FW.
+ * Allocating the maximum number of pointers in every tx desc is a waste
+ * of memory resources so we only store 2 pointers per tx desc which should
+ * be enough since a tx desc can only fit 2 packets in the best case
+ * scenario where a packet needs 32 bytes.
+ */
+#define ETH_COALESCE_PKT_NUM 15
+#define ETH_COALESCE_VF_PKT_NUM 7
+#define ETH_COALESCE_PKT_PER_DESC 2
+
+struct tx_eth_coal_desc {
+	struct rte_mbuf *mbuf[ETH_COALESCE_PKT_PER_DESC];
+	struct ulptx_sgl *sgl[ETH_COALESCE_PKT_PER_DESC];
+	int idx;
+};
+
+struct tx_desc {
+	__be64 flit[8];
+};
+
+struct tx_sw_desc {                /* SW state per Tx descriptor */
+	struct rte_mbuf *mbuf;
+	struct ulptx_sgl *sgl;
+	struct tx_eth_coal_desc coalesce;
+};
+
+enum {
+	EQ_STOPPED = (1 << 0),
+};
+
+struct eth_coalesce {
+	unsigned char *ptr;
+	unsigned char type;
+	unsigned int idx;
+	unsigned int len;
+	unsigned int flits;
+	unsigned int max;
+	__u8 ethmacdst[ETHER_ADDR_LEN];
+	__u8 ethmacsrc[ETHER_ADDR_LEN];
+	__be16 ethtype;
+	__be16 vlantci;
+};
+
+struct sge_txq {
+	struct tx_desc *desc;       /* address of HW Tx descriptor ring */
+	struct tx_sw_desc *sdesc;   /* address of SW Tx descriptor ring */
+	struct sge_qstat *stat;     /* queue status entry */
+	struct eth_coalesce coalesce; /* coalesce info */
+
+	uint64_t phys_addr;         /* physical address of the ring */
+
+	void __iomem *bar2_addr;    /* address of BAR2 Queue registers */
+	unsigned int bar2_qid;      /* Queue ID for BAR2 Queue registers */
+
+	unsigned int cntxt_id;     /* SGE relative QID for the Tx Q */
+	unsigned int in_use;       /* # of in-use Tx descriptors */
+	unsigned int size;         /* # of descriptors */
+	unsigned int cidx;         /* SW consumer index */
+	unsigned int pidx;         /* producer index */
+	unsigned int dbidx;	   /* last idx when db ring was done */
+	unsigned int equeidx;	   /* last sent credit request */
+	unsigned int last_pidx;	   /* last pidx recorded by tx monitor */
+	unsigned int last_coal_idx;/* last coal-idx recorded by tx monitor */
+	unsigned int abs_id;
+
+	int db_disabled;            /* doorbell state */
+	unsigned short db_pidx;     /* doorbell producer index */
+	unsigned short db_pidx_inc; /* doorbell producer increment */
+};
+
+struct sge_eth_tx_stats {	/* Ethernet tx queue statistics */
+	u64 pkts;		/* # of ethernet packets */
+	u64 tx_bytes;		/* # of ethernet bytes */
+	u64 tso;		/* # of TSO requests */
+	u64 tx_cso;		/* # of Tx checksum offloads */
+	u64 vlan_ins;		/* # of Tx VLAN insertions */
+	u64 mapping_err;	/* # of I/O MMU packet mapping errors */
+	u64 coal_wr;            /* # of coalesced wr */
+	u64 coal_pkts;          /* # of coalesced packets */
+};
+
+struct sge_eth_txq {                   /* state for an SGE Ethernet Tx queue */
+	struct sge_txq q;
+	struct rte_eth_dev *eth_dev;   /* port that this queue belongs to */
+	struct rte_eth_dev_data *data;
+	struct sge_eth_tx_stats stats; /* queue statistics */
+	rte_spinlock_t txq_lock;
+
+	unsigned int flags;            /* flags for state of the queue */
+} __rte_cache_aligned;
+
+struct sge_ctrl_txq {                /* State for an SGE control Tx queue */
+	struct sge_txq q;            /* txq */
+	struct adapter *adapter;     /* adapter associated with this queue */
+	rte_spinlock_t ctrlq_lock;   /* control queue lock */
+	u8 full;                     /* the Tx ring is full */
+	u64 txp;                     /* number of transmits */
+	struct rte_mempool *mb_pool; /* mempool to generate ctrl pkts */
+} __rte_cache_aligned;
+
+struct sge {
+	struct sge_eth_txq ethtxq[MAX_ETH_QSETS];
+	struct sge_eth_rxq ethrxq[MAX_ETH_QSETS];
+	struct sge_rspq fw_evtq __rte_cache_aligned;
+	struct sge_ctrl_txq ctrlq[MAX_CTRL_QUEUES];
+
+	u16 max_ethqsets;           /* # of available Ethernet queue sets */
+	u32 stat_len;               /* length of status page at ring end */
+	u32 pktshift;               /* padding between CPL & packet data */
+
+	/* response queue interrupt parameters */
+	u16 timer_val[SGE_NTIMERS];
+	u8  counter_val[SGE_NCOUNTERS];
+
+	u32 fl_align;               /* response queue message alignment */
+	u32 fl_pg_order;            /* large page allocation size */
+	u32 fl_starve_thres;        /* Free List starvation threshold */
+};
+
+#define T4_OS_NEEDS_MBOX_LOCKING 1
+
+/*
+ * OS Lock/List primitives for those interfaces in the Common Code which
+ * need this.
+ */
+
+struct mbox_entry {
+	TAILQ_ENTRY(mbox_entry) next;
+};
+
+TAILQ_HEAD(mbox_list, mbox_entry);
+
+struct adapter_devargs {
+	bool keep_ovlan;
+	bool force_link_up;
+	bool tx_mode_latency;
+	u32 filtermode;
+	u32 filtermask;
+};
+
+struct adapter {
+	struct rte_pci_device *pdev;       /* associated rte pci device */
+	struct rte_eth_dev *eth_dev;       /* first port's rte eth device */
+	struct adapter_params params;      /* adapter parameters */
+	struct port_info *port[MAX_NPORTS];/* ports belonging to this adapter */
+	struct sge sge;                    /* associated SGE */
+
+	/* support for single-threading access to adapter mailbox registers */
+	struct mbox_list mbox_list;
+	rte_spinlock_t mbox_lock;
+
+	u8 *regs;              /* pointer to registers region */
+	u8 *bar2;              /* pointer to bar2 region */
+	unsigned long flags;   /* adapter flags */
+	unsigned int mbox;     /* associated mailbox */
+	unsigned int pf;       /* associated physical function id */
+
+	unsigned int vpd_busy;
+	unsigned int vpd_flag;
+
+	int use_unpacked_mode; /* unpacked rx mode state */
+	rte_spinlock_t win0_lock;
+
+	rte_spinlock_t flow_lock; /* Serialize access for rte_flow ops */
+
+	unsigned int clipt_start; /* CLIP table start */
+	unsigned int clipt_end;   /* CLIP table end */
+	unsigned int l2t_start;   /* Layer 2 table start */
+	unsigned int l2t_end;     /* Layer 2 table end */
+	struct clip_tbl *clipt;   /* CLIP table */
+	struct l2t_data *l2t;     /* Layer 2 table */
+	struct smt_data *smt;     /* Source mac table */
+	struct mpstcam_table *mpstcam;
+
+	struct tid_info tids;     /* Info used to access TID related tables */
+
+	struct adapter_devargs devargs;
+};
+
+/**
+ * t4_os_rwlock_init - initialize rwlock
+ * @lock: the rwlock
+ */
+static inline void t4_os_rwlock_init(rte_rwlock_t *lock)
+{
+	rte_rwlock_init(lock);
+}
+
+/**
+ * t4_os_write_lock - get a write lock
+ * @lock: the rwlock
+ */
+static inline void t4_os_write_lock(rte_rwlock_t *lock)
+{
+	rte_rwlock_write_lock(lock);
+}
+
+/**
+ * t4_os_write_unlock - unlock a write lock
+ * @lock: the rwlock
+ */
+static inline void t4_os_write_unlock(rte_rwlock_t *lock)
+{
+	rte_rwlock_write_unlock(lock);
+}
+
+/**
+ * ethdev2pinfo - return the port_info structure associated with a rte_eth_dev
+ * @dev: the rte_eth_dev
+ *
+ * Return the struct port_info associated with a rte_eth_dev
+ */
+static inline struct port_info *ethdev2pinfo(const struct rte_eth_dev *dev)
+{
+	return dev->data->dev_private;
+}
+
+/**
+ * adap2pinfo - return the port_info of a port
+ * @adap: the adapter
+ * @idx: the port index
+ *
+ * Return the port_info structure for the port of the given index.
+ */
+static inline struct port_info *adap2pinfo(const struct adapter *adap, int idx)
+{
+	return adap->port[idx];
+}
+
+/**
+ * ethdev2adap - return the adapter structure associated with a rte_eth_dev
+ * @dev: the rte_eth_dev
+ *
+ * Return the struct adapter associated with a rte_eth_dev
+ */
+static inline struct adapter *ethdev2adap(const struct rte_eth_dev *dev)
+{
+	return ethdev2pinfo(dev)->adapter;
+}
+
+#define CXGBE_PCI_REG(reg) rte_read32(reg)
+
+static inline uint64_t cxgbe_read_addr64(volatile void *addr)
+{
+	uint64_t val = CXGBE_PCI_REG(addr);
+	uint64_t val2 = CXGBE_PCI_REG(((volatile uint8_t *)(addr) + 4));
+
+	val2 = (uint64_t)(val2 << 32);
+	val += val2;
+	return val;
+}
+
+static inline uint32_t cxgbe_read_addr(volatile void *addr)
+{
+	return CXGBE_PCI_REG(addr);
+}
+
+#define CXGBE_PCI_REG_ADDR(adap, reg) \
+	((volatile uint32_t *)((char *)(adap)->regs + (reg)))
+
+#define CXGBE_READ_REG(adap, reg) \
+	cxgbe_read_addr(CXGBE_PCI_REG_ADDR((adap), (reg)))
+
+#define CXGBE_READ_REG64(adap, reg) \
+	cxgbe_read_addr64(CXGBE_PCI_REG_ADDR((adap), (reg)))
+
+#define CXGBE_PCI_REG_WRITE(reg, value) rte_write32((value), (reg))
+
+#define CXGBE_PCI_REG_WRITE_RELAXED(reg, value) \
+	rte_write32_relaxed((value), (reg))
+
+#define CXGBE_WRITE_REG(adap, reg, value) \
+	CXGBE_PCI_REG_WRITE(CXGBE_PCI_REG_ADDR((adap), (reg)), (value))
+
+#define CXGBE_WRITE_REG_RELAXED(adap, reg, value) \
+	CXGBE_PCI_REG_WRITE_RELAXED(CXGBE_PCI_REG_ADDR((adap), (reg)), (value))
+
+static inline uint64_t cxgbe_write_addr64(volatile void *addr, uint64_t val)
+{
+	CXGBE_PCI_REG_WRITE(addr, val);
+	CXGBE_PCI_REG_WRITE(((volatile uint8_t *)(addr) + 4), (val >> 32));
+	return val;
+}
+
+#define CXGBE_WRITE_REG64(adap, reg, value) \
+	cxgbe_write_addr64(CXGBE_PCI_REG_ADDR((adap), (reg)), (value))
+
+/**
+ * t4_read_reg - read a HW register
+ * @adapter: the adapter
+ * @reg_addr: the register address
+ *
+ * Returns the 32-bit value of the given HW register.
+ */
+static inline u32 t4_read_reg(struct adapter *adapter, u32 reg_addr)
+{
+	return CXGBE_READ_REG(adapter, reg_addr);
+}
+
+/**
+ * t4_write_reg - write a HW register with barrier
+ * @adapter: the adapter
+ * @reg_addr: the register address
+ * @val: the value to write
+ *
+ * Write a 32-bit value into the given HW register.
+ */
+static inline void t4_write_reg(struct adapter *adapter, u32 reg_addr, u32 val)
+{
+	CXGBE_WRITE_REG(adapter, reg_addr, val);
+}
+
+/**
+ * t4_write_reg_relaxed - write a HW register with no barrier
+ * @adapter: the adapter
+ * @reg_addr: the register address
+ * @val: the value to write
+ *
+ * Write a 32-bit value into the given HW register.
+ */
+static inline void t4_write_reg_relaxed(struct adapter *adapter, u32 reg_addr,
+					u32 val)
+{
+	CXGBE_WRITE_REG_RELAXED(adapter, reg_addr, val);
+}
+
+/**
+ * t4_read_reg64 - read a 64-bit HW register
+ * @adapter: the adapter
+ * @reg_addr: the register address
+ *
+ * Returns the 64-bit value of the given HW register.
+ */
+static inline u64 t4_read_reg64(struct adapter *adapter, u32 reg_addr)
+{
+	return CXGBE_READ_REG64(adapter, reg_addr);
+}
+
+/**
+ * t4_write_reg64 - write a 64-bit HW register
+ * @adapter: the adapter
+ * @reg_addr: the register address
+ * @val: the value to write
+ *
+ * Write a 64-bit value into the given HW register.
+ */
+static inline void t4_write_reg64(struct adapter *adapter, u32 reg_addr,
+				  u64 val)
+{
+	CXGBE_WRITE_REG64(adapter, reg_addr, val);
+}
+
+#define PCI_STATUS              0x06    /* 16 bits */
+#define PCI_STATUS_CAP_LIST     0x10    /* Support Capability List */
+#define PCI_CAPABILITY_LIST     0x34
+/* Offset of first capability list entry */
+#define PCI_CAP_ID_EXP          0x10    /* PCI Express */
+#define PCI_CAP_LIST_ID         0       /* Capability ID */
+#define PCI_CAP_LIST_NEXT       1       /* Next capability in the list */
+#define PCI_EXP_DEVCTL          0x0008  /* Device control */
+#define PCI_EXP_DEVCTL2         40      /* Device Control 2 */
+#define PCI_EXP_DEVCTL_EXT_TAG  0x0100  /* Extended Tag Field Enable */
+#define PCI_EXP_DEVCTL_PAYLOAD  0x00E0  /* Max payload */
+#define PCI_CAP_ID_VPD          0x03    /* Vital Product Data */
+#define PCI_VPD_ADDR            2       /* Address to access (15 bits!) */
+#define PCI_VPD_ADDR_F          0x8000  /* Write 0, 1 indicates completion */
+#define PCI_VPD_DATA            4       /* 32-bits of data returned here */
+
+/**
+ * t4_os_pci_write_cfg4 - 32-bit write to PCI config space
+ * @adapter: the adapter
+ * @addr: the register address
+ * @val: the value to write
+ *
+ * Write a 32-bit value into the given register in PCI config space.
+ */
+static inline void t4_os_pci_write_cfg4(struct adapter *adapter, size_t addr,
+					off_t val)
+{
+	u32 val32 = val;
+
+	if (rte_pci_write_config(adapter->pdev, &val32, sizeof(val32),
+				     addr) < 0)
+		dev_err(adapter, "Can't write to PCI config space\n");
+}
+
+/**
+ * t4_os_pci_read_cfg4 - read a 32-bit value from PCI config space
+ * @adapter: the adapter
+ * @addr: the register address
+ * @val: where to store the value read
+ *
+ * Read a 32-bit value from the given register in PCI config space.
+ */
+static inline void t4_os_pci_read_cfg4(struct adapter *adapter, size_t addr,
+				       u32 *val)
+{
+	if (rte_pci_read_config(adapter->pdev, val, sizeof(*val),
+				    addr) < 0)
+		dev_err(adapter, "Can't read from PCI config space\n");
+}
+
+/**
+ * t4_os_pci_write_cfg2 - 16-bit write to PCI config space
+ * @adapter: the adapter
+ * @addr: the register address
+ * @val: the value to write
+ *
+ * Write a 16-bit value into the given register in PCI config space.
+ */
+static inline void t4_os_pci_write_cfg2(struct adapter *adapter, size_t addr,
+					off_t val)
+{
+	u16 val16 = val;
+
+	if (rte_pci_write_config(adapter->pdev, &val16, sizeof(val16),
+				     addr) < 0)
+		dev_err(adapter, "Can't write to PCI config space\n");
+}
+
+/**
+ * t4_os_pci_read_cfg2 - read a 16-bit value from PCI config space
+ * @adapter: the adapter
+ * @addr: the register address
+ * @val: where to store the value read
+ *
+ * Read a 16-bit value from the given register in PCI config space.
+ */
+static inline void t4_os_pci_read_cfg2(struct adapter *adapter, size_t addr,
+				       u16 *val)
+{
+	if (rte_pci_read_config(adapter->pdev, val, sizeof(*val),
+				    addr) < 0)
+		dev_err(adapter, "Can't read from PCI config space\n");
+}
+
+/**
+ * t4_os_pci_read_cfg - read a 8-bit value from PCI config space
+ * @adapter: the adapter
+ * @addr: the register address
+ * @val: where to store the value read
+ *
+ * Read a 8-bit value from the given register in PCI config space.
+ */
+static inline void t4_os_pci_read_cfg(struct adapter *adapter, size_t addr,
+				      u8 *val)
+{
+	if (rte_pci_read_config(adapter->pdev, val, sizeof(*val),
+				    addr) < 0)
+		dev_err(adapter, "Can't read from PCI config space\n");
+}
+
+/**
+ * t4_os_find_pci_capability - lookup a capability in the PCI capability list
+ * @adapter: the adapter
+ * @cap: the capability
+ *
+ * Return the address of the given capability within the PCI capability list.
+ */
+static inline int t4_os_find_pci_capability(struct adapter *adapter, int cap)
+{
+	u16 status;
+	int ttl = 48;
+	u8 pos = 0;
+	u8 id = 0;
+
+	t4_os_pci_read_cfg2(adapter, PCI_STATUS, &status);
+	if (!(status & PCI_STATUS_CAP_LIST)) {
+		dev_err(adapter, "PCIe capability reading failed\n");
+		return -1;
+	}
+
+	t4_os_pci_read_cfg(adapter, PCI_CAPABILITY_LIST, &pos);
+	while (ttl-- && pos >= 0x40) {
+		pos &= ~3;
+		t4_os_pci_read_cfg(adapter, (pos + PCI_CAP_LIST_ID), &id);
+
+		if (id == 0xff)
+			break;
+
+		if (id == cap)
+			return (int)pos;
+
+		t4_os_pci_read_cfg(adapter, (pos + PCI_CAP_LIST_NEXT), &pos);
+	}
+	return 0;
+}
+
+/**
+ * t4_os_set_hw_addr - store a port's MAC address in SW
+ * @adapter: the adapter
+ * @port_idx: the port index
+ * @hw_addr: the Ethernet address
+ *
+ * Store the Ethernet address of the given port in SW.  Called by the
+ * common code when it retrieves a port's Ethernet address from EEPROM.
+ */
+static inline void t4_os_set_hw_addr(struct adapter *adapter, int port_idx,
+				     u8 hw_addr[])
+{
+	struct port_info *pi = adap2pinfo(adapter, port_idx);
+
+	rte_ether_addr_copy((struct rte_ether_addr *)hw_addr,
+			&pi->eth_dev->data->mac_addrs[0]);
+}
+
+/**
+ * t4_os_lock_init - initialize spinlock
+ * @lock: the spinlock
+ */
+static inline void t4_os_lock_init(rte_spinlock_t *lock)
+{
+	rte_spinlock_init(lock);
+}
+
+/**
+ * t4_os_lock - spin until lock is acquired
+ * @lock: the spinlock
+ */
+static inline void t4_os_lock(rte_spinlock_t *lock)
+{
+	rte_spinlock_lock(lock);
+}
+
+/**
+ * t4_os_unlock - unlock a spinlock
+ * @lock: the spinlock
+ */
+static inline void t4_os_unlock(rte_spinlock_t *lock)
+{
+	rte_spinlock_unlock(lock);
+}
+
+/**
+ * t4_os_trylock - try to get a lock
+ * @lock: the spinlock
+ */
+static inline int t4_os_trylock(rte_spinlock_t *lock)
+{
+	return rte_spinlock_trylock(lock);
+}
+
+/**
+ * t4_os_init_list_head - initialize
+ * @head: head of list to initialize [to empty]
+ */
+static inline void t4_os_init_list_head(struct mbox_list *head)
+{
+	TAILQ_INIT(head);
+}
+
+static inline struct mbox_entry *t4_os_list_first_entry(struct mbox_list *head)
+{
+	return TAILQ_FIRST(head);
+}
+
+/**
+ * t4_os_atomic_add_tail - Enqueue list element atomically onto list
+ * @new: the entry to be addded to the queue
+ * @head: current head of the linked list
+ * @lock: lock to use to guarantee atomicity
+ */
+static inline void t4_os_atomic_add_tail(struct mbox_entry *entry,
+					 struct mbox_list *head,
+					 rte_spinlock_t *lock)
+{
+	t4_os_lock(lock);
+	TAILQ_INSERT_TAIL(head, entry, next);
+	t4_os_unlock(lock);
+}
+
+/**
+ * t4_os_atomic_list_del - Dequeue list element atomically from list
+ * @entry: the entry to be remove/dequeued from the list.
+ * @lock: the spinlock
+ */
+static inline void t4_os_atomic_list_del(struct mbox_entry *entry,
+					 struct mbox_list *head,
+					 rte_spinlock_t *lock)
+{
+	t4_os_lock(lock);
+	TAILQ_REMOVE(head, entry, next);
+	t4_os_unlock(lock);
+}
+
+/**
+ * t4_init_completion - initialize completion
+ * @c: the completion context
+ */
+static inline void t4_init_completion(struct t4_completion *c)
+{
+	c->done = 0;
+	t4_os_lock_init(&c->lock);
+}
+
+/**
+ * t4_complete - set completion as done
+ * @c: the completion context
+ */
+static inline void t4_complete(struct t4_completion *c)
+{
+	t4_os_lock(&c->lock);
+	c->done = 1;
+	t4_os_unlock(&c->lock);
+}
+
+/**
+ * cxgbe_port_viid - get the VI id of a port
+ * @dev: the device for the port
+ *
+ * Return the VI id of the given port.
+ */
+static inline unsigned int cxgbe_port_viid(const struct rte_eth_dev *dev)
+{
+	return ethdev2pinfo(dev)->viid;
+}
+
+void *t4_alloc_mem(size_t size);
+void t4_free_mem(void *addr);
+#define t4_os_alloc(_size)     t4_alloc_mem((_size))
+#define t4_os_free(_ptr)       t4_free_mem((_ptr))
+
+void t4_os_portmod_changed(const struct adapter *adap, int port_id);
+void t4_os_link_changed(struct adapter *adap, int port_id, int link_stat);
+
+void reclaim_completed_tx(struct sge_txq *q);
+void t4_free_sge_resources(struct adapter *adap);
+void t4_sge_tx_monitor_start(struct adapter *adap);
+void t4_sge_tx_monitor_stop(struct adapter *adap);
+int t4_eth_xmit(struct sge_eth_txq *txq, struct rte_mbuf *mbuf,
+		uint16_t nb_pkts);
+int t4_mgmt_tx(struct sge_ctrl_txq *txq, struct rte_mbuf *mbuf);
+int t4_sge_init(struct adapter *adap);
+int t4vf_sge_init(struct adapter *adap);
+int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
+			 struct rte_eth_dev *eth_dev, uint16_t queue_id,
+			 unsigned int iqid, int socket_id);
+int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq,
+			  struct rte_eth_dev *eth_dev, uint16_t queue_id,
+			  unsigned int iqid, int socket_id);
+int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *rspq, bool fwevtq,
+		     struct rte_eth_dev *eth_dev, int intr_idx,
+		     struct sge_fl *fl, rspq_handler_t handler,
+		     int cong, struct rte_mempool *mp, int queue_id,
+		     int socket_id);
+int t4_sge_eth_txq_start(struct sge_eth_txq *txq);
+int t4_sge_eth_txq_stop(struct sge_eth_txq *txq);
+void t4_sge_eth_txq_release(struct adapter *adap, struct sge_eth_txq *txq);
+int t4_sge_eth_rxq_start(struct adapter *adap, struct sge_rspq *rq);
+int t4_sge_eth_rxq_stop(struct adapter *adap, struct sge_rspq *rq);
+void t4_sge_eth_rxq_release(struct adapter *adap, struct sge_eth_rxq *rxq);
+void t4_sge_eth_clear_queues(struct port_info *pi);
+int cxgb4_set_rspq_intr_params(struct sge_rspq *q, unsigned int us,
+			       unsigned int cnt);
+int cxgbe_poll(struct sge_rspq *q, struct rte_mbuf **rx_pkts,
+	       unsigned int budget, unsigned int *work_done);
+int cxgbe_write_rss(const struct port_info *pi, const u16 *queues);
+int cxgbe_write_rss_conf(const struct port_info *pi, uint64_t flags);
+
+#endif /* __T4_ADAPTER_H__ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/common.h b/src/spdk/dpdk/drivers/net/cxgbe/base/common.h
new file mode 100644
index 000000000..79c8fcb76
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/common.h
@@ -0,0 +1,554 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __CHELSIO_COMMON_H
+#define __CHELSIO_COMMON_H
+
+#include "../cxgbe_compat.h"
+#include "t4_hw.h"
+#include "t4vf_hw.h"
+#include "t4_chip_type.h"
+#include "t4fw_interface.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define CXGBE_PAGE_SIZE RTE_PGSIZE_4K
+
+#define T4_MEMORY_WRITE 0
+#define T4_MEMORY_READ  1
+
+enum {
+	MAX_NPORTS     = 4,     /* max # of ports */
+};
+
+enum {
+	T5_REGMAP_SIZE = (332 * 1024),
+};
+
+enum {
+	MEMWIN0_APERTURE = 2048,
+	MEMWIN0_BASE     = 0x1b800,
+};
+
+enum dev_master { MASTER_CANT, MASTER_MAY, MASTER_MUST };
+
+enum dev_state { DEV_STATE_UNINIT, DEV_STATE_INIT, DEV_STATE_ERR };
+
+enum cc_pause {
+	PAUSE_RX      = 1 << 0,
+	PAUSE_TX      = 1 << 1,
+	PAUSE_AUTONEG = 1 << 2
+};
+
+enum cc_fec {
+	FEC_AUTO     = 1 << 0,    /* IEEE 802.3 "automatic" */
+	FEC_RS       = 1 << 1,    /* Reed-Solomon */
+	FEC_BASER_RS = 1 << 2,    /* BaseR/Reed-Solomon */
+};
+
+enum { MEM_EDC0, MEM_EDC1, MEM_MC, MEM_MC0 = MEM_MC, MEM_MC1 };
+
+struct port_stats {
+	u64 tx_octets;            /* total # of octets in good frames */
+	u64 tx_frames;            /* all good frames */
+	u64 tx_bcast_frames;      /* all broadcast frames */
+	u64 tx_mcast_frames;      /* all multicast frames */
+	u64 tx_ucast_frames;      /* all unicast frames */
+	u64 tx_error_frames;      /* all error frames */
+
+	u64 tx_frames_64;         /* # of Tx frames in a particular range */
+	u64 tx_frames_65_127;
+	u64 tx_frames_128_255;
+	u64 tx_frames_256_511;
+	u64 tx_frames_512_1023;
+	u64 tx_frames_1024_1518;
+	u64 tx_frames_1519_max;
+
+	u64 tx_drop;              /* # of dropped Tx frames */
+	u64 tx_pause;             /* # of transmitted pause frames */
+	u64 tx_ppp0;              /* # of transmitted PPP prio 0 frames */
+	u64 tx_ppp1;              /* # of transmitted PPP prio 1 frames */
+	u64 tx_ppp2;              /* # of transmitted PPP prio 2 frames */
+	u64 tx_ppp3;              /* # of transmitted PPP prio 3 frames */
+	u64 tx_ppp4;              /* # of transmitted PPP prio 4 frames */
+	u64 tx_ppp5;              /* # of transmitted PPP prio 5 frames */
+	u64 tx_ppp6;              /* # of transmitted PPP prio 6 frames */
+	u64 tx_ppp7;              /* # of transmitted PPP prio 7 frames */
+
+	u64 rx_octets;            /* total # of octets in good frames */
+	u64 rx_frames;            /* all good frames */
+	u64 rx_bcast_frames;      /* all broadcast frames */
+	u64 rx_mcast_frames;      /* all multicast frames */
+	u64 rx_ucast_frames;      /* all unicast frames */
+	u64 rx_too_long;          /* # of frames exceeding MTU */
+	u64 rx_jabber;            /* # of jabber frames */
+	u64 rx_fcs_err;           /* # of received frames with bad FCS */
+	u64 rx_len_err;           /* # of received frames with length error */
+	u64 rx_symbol_err;        /* symbol errors */
+	u64 rx_runt;              /* # of short frames */
+
+	u64 rx_frames_64;         /* # of Rx frames in a particular range */
+	u64 rx_frames_65_127;
+	u64 rx_frames_128_255;
+	u64 rx_frames_256_511;
+	u64 rx_frames_512_1023;
+	u64 rx_frames_1024_1518;
+	u64 rx_frames_1519_max;
+
+	u64 rx_pause;             /* # of received pause frames */
+	u64 rx_ppp0;              /* # of received PPP prio 0 frames */
+	u64 rx_ppp1;              /* # of received PPP prio 1 frames */
+	u64 rx_ppp2;              /* # of received PPP prio 2 frames */
+	u64 rx_ppp3;              /* # of received PPP prio 3 frames */
+	u64 rx_ppp4;              /* # of received PPP prio 4 frames */
+	u64 rx_ppp5;              /* # of received PPP prio 5 frames */
+	u64 rx_ppp6;              /* # of received PPP prio 6 frames */
+	u64 rx_ppp7;              /* # of received PPP prio 7 frames */
+
+	u64 rx_ovflow0;           /* drops due to buffer-group 0 overflows */
+	u64 rx_ovflow1;           /* drops due to buffer-group 1 overflows */
+	u64 rx_ovflow2;           /* drops due to buffer-group 2 overflows */
+	u64 rx_ovflow3;           /* drops due to buffer-group 3 overflows */
+	u64 rx_trunc0;            /* buffer-group 0 truncated packets */
+	u64 rx_trunc1;            /* buffer-group 1 truncated packets */
+	u64 rx_trunc2;            /* buffer-group 2 truncated packets */
+	u64 rx_trunc3;            /* buffer-group 3 truncated packets */
+};
+
+struct sge_params {
+	u32 hps;                        /* host page size for our PF/VF */
+	u32 eq_qpp;                     /* egress queues/page for our PF/VF */
+	u32 iq_qpp;                     /* egress queues/page for our PF/VF */
+};
+
+struct tp_params {
+	unsigned int ntxchan;        /* # of Tx channels */
+	unsigned int tre;            /* log2 of core clocks per TP tick */
+	unsigned int dack_re;        /* DACK timer resolution */
+	unsigned int la_mask;        /* what events are recorded by TP LA */
+	unsigned short tx_modq[NCHAN];  /* channel to modulation queue map */
+
+	u32 vlan_pri_map;               /* cached TP_VLAN_PRI_MAP */
+	u32 filter_mask;
+	u32 ingress_config;             /* cached TP_INGRESS_CONFIG */
+
+	/* cached TP_OUT_CONFIG compressed error vector
+	 * and passing outer header info for encapsulated packets.
+	 */
+	int rx_pkt_encap;
+
+	/*
+	 * TP_VLAN_PRI_MAP Compressed Filter Tuple field offsets.  This is a
+	 * subset of the set of fields which may be present in the Compressed
+	 * Filter Tuple portion of filters and TCP TCB connections.  The
+	 * fields which are present are controlled by the TP_VLAN_PRI_MAP.
+	 * Since a variable number of fields may or may not be present, their
+	 * shifted field positions within the Compressed Filter Tuple may
+	 * vary, or not even be present if the field isn't selected in
+	 * TP_VLAN_PRI_MAP.  Since some of these fields are needed in various
+	 * places we store their offsets here, or a -1 if the field isn't
+	 * present.
+	 */
+	int vlan_shift;
+	int vnic_shift;
+	int port_shift;
+	int protocol_shift;
+	int ethertype_shift;
+	int macmatch_shift;
+	int tos_shift;
+
+	u64 hash_filter_mask;
+};
+
+struct vpd_params {
+	unsigned int cclk;
+};
+
+struct pci_params {
+	uint16_t        vendor_id;
+	uint16_t        device_id;
+	uint32_t        vpd_cap_addr;
+	uint16_t        speed;
+	uint8_t         width;
+};
+
+/*
+ * Firmware device log.
+ */
+struct devlog_params {
+	u32 memtype;                    /* which memory (EDC0, EDC1, MC) */
+	u32 start;                      /* start of log in firmware memory */
+	u32 size;                       /* size of log */
+};
+
+struct arch_specific_params {
+	u8 nchan;
+	u16 mps_rplc_size;
+	u16 vfcount;
+	u32 sge_fl_db;
+	u16 mps_tcam_size;
+};
+
+/*
+ * Global Receive Side Scaling (RSS) parameters in host-native format.
+ */
+struct rss_params {
+	unsigned int mode;			/* RSS mode */
+	union {
+		struct {
+			uint synmapen:1;	/* SYN Map Enable */
+			uint syn4tupenipv6:1;	/* en 4-tuple IPv6 SYNs hash */
+			uint syn2tupenipv6:1;	/* en 2-tuple IPv6 SYNs hash */
+			uint syn4tupenipv4:1;	/* en 4-tuple IPv4 SYNs hash */
+			uint syn2tupenipv4:1;	/* en 2-tuple IPv4 SYNs hash */
+			uint ofdmapen:1;	/* Offload Map Enable */
+			uint tnlmapen:1;	/* Tunnel Map Enable */
+			uint tnlalllookup:1;	/* Tunnel All Lookup */
+			uint hashtoeplitz:1;	/* use Toeplitz hash */
+		} basicvirtual;
+	} u;
+};
+
+/*
+ * Maximum resources provisioned for a PCI PF.
+ */
+struct pf_resources {
+	unsigned int neq;      /* N egress Qs */
+	unsigned int niqflint; /* N ingress Qs/w free list(s) & intr */
+};
+
+/*
+ * Maximum resources provisioned for a PCI VF.
+ */
+struct vf_resources {
+	unsigned int nvi;		/* N virtual interfaces */
+	unsigned int neq;		/* N egress Qs */
+	unsigned int nethctrl;		/* N egress ETH or CTRL Qs */
+	unsigned int niqflint;		/* N ingress Qs/w free list(s) & intr */
+	unsigned int niq;		/* N ingress Qs */
+	unsigned int tc;		/* PCI-E traffic class */
+	unsigned int pmask;		/* port access rights mask */
+	unsigned int nexactf;		/* N exact MPS filters */
+	unsigned int r_caps;		/* read capabilities */
+	unsigned int wx_caps;		/* write/execute capabilities */
+};
+
+struct adapter_params {
+	struct sge_params sge;
+	struct tp_params  tp;
+	struct vpd_params vpd;
+	struct pci_params pci;
+	struct devlog_params devlog;
+	struct rss_params rss;
+	struct pf_resources pfres;
+	struct vf_resources vfres;
+	enum pcie_memwin drv_memwin;
+
+	unsigned int sf_size;             /* serial flash size in bytes */
+	unsigned int sf_nsec;             /* # of flash sectors */
+
+	unsigned int fw_vers;
+	unsigned int bs_vers;
+	unsigned int tp_vers;
+	unsigned int er_vers;
+
+	unsigned short mtus[NMTUS];
+	unsigned short a_wnd[NCCTRL_WIN];
+	unsigned short b_wnd[NCCTRL_WIN];
+
+	unsigned int mc_size;             /* MC memory size */
+	unsigned int cim_la_size;
+
+	unsigned char nports;             /* # of ethernet ports */
+	unsigned char portvec;
+
+	unsigned char hash_filter;
+
+	enum chip_type chip;              /* chip code */
+	struct arch_specific_params arch; /* chip specific params */
+
+	bool ulptx_memwrite_dsgl;          /* use of T5 DSGL allowed */
+	u8 fw_caps_support;		  /* 32-bit Port Capabilities */
+	u8 filter2_wr_support;            /* FW support for FILTER2_WR */
+	u32 viid_smt_extn_support:1;	  /* FW returns vin and smt index */
+	u32 max_tx_coalesce_num; /* Max # of Tx packets that can be coalesced */
+};
+
+/* Firmware Port Capabilities types.
+ */
+typedef u16 fw_port_cap16_t;    /* 16-bit Port Capabilities integral value */
+typedef u32 fw_port_cap32_t;    /* 32-bit Port Capabilities integral value */
+
+enum fw_caps {
+	FW_CAPS_UNKNOWN = 0,    /* 0'ed out initial state */
+	FW_CAPS16       = 1,    /* old Firmware: 16-bit Port Capabilities */
+	FW_CAPS32       = 2,    /* new Firmware: 32-bit Port Capabilities */
+};
+
+struct link_config {
+	fw_port_cap32_t pcaps;          /* link capabilities */
+	fw_port_cap32_t acaps;          /* advertised capabilities */
+
+	u32 requested_speed;            /* speed (Mb/s) user has requested */
+	u32 speed;                      /* actual link speed (Mb/s) */
+
+	enum cc_pause requested_fc;     /* flow control user has requested */
+	enum cc_pause fc;               /* actual link flow control */
+
+	enum cc_fec auto_fec;           /* Forward Error Correction
+					 * "automatic" (IEEE 802.3)
+					 */
+	enum cc_fec requested_fec;      /* Forward Error Correction requested */
+	enum cc_fec fec;                /* Forward Error Correction actual */
+
+	unsigned char autoneg;          /* autonegotiating? */
+
+	unsigned char link_ok;          /* link up? */
+	unsigned char link_down_rc;     /* link down reason */
+};
+
+#include "adapter.h"
+
+void t4_set_reg_field(struct adapter *adap, unsigned int addr, u32 mask,
+		      u32 val);
+int t4_wait_op_done_val(struct adapter *adapter, int reg, u32 mask,
+			int polarity,
+			int attempts, int delay, u32 *valp);
+
+static inline int t4_wait_op_done(struct adapter *adapter, int reg, u32 mask,
+				  int polarity, int attempts, int delay)
+{
+	return t4_wait_op_done_val(adapter, reg, mask, polarity, attempts,
+				   delay, NULL);
+}
+
+static inline int is_pf4(struct adapter *adap)
+{
+	return adap->pf == 4;
+}
+
+#define for_each_port(adapter, iter) \
+	for (iter = 0; iter < (adapter)->params.nports; ++iter)
+
+static inline int is_hashfilter(const struct adapter *adap)
+{
+	return adap->params.hash_filter;
+}
+
+void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
+void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
+			    unsigned int mask, unsigned int val);
+void t4_intr_enable(struct adapter *adapter);
+void t4_intr_disable(struct adapter *adapter);
+int t4_link_l1cfg(struct adapter *adap, unsigned int mbox, unsigned int port,
+		  struct link_config *lc);
+void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
+		  const unsigned short *alpha, const unsigned short *beta);
+int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox,
+		enum dev_master master, enum dev_state *state);
+int t4_fw_bye(struct adapter *adap, unsigned int mbox);
+int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset);
+int t4vf_fw_reset(struct adapter *adap);
+int t4_fw_halt(struct adapter *adap, unsigned int mbox, int reset);
+int t4_fw_restart(struct adapter *adap, unsigned int mbox, int reset);
+int t4_fl_pkt_align(struct adapter *adap);
+int t4vf_fl_pkt_align(struct adapter *adap, u32 sge_control, u32 sge_control2);
+int t4vf_get_vfres(struct adapter *adap);
+int t4_fixup_host_params_compat(struct adapter *adap, unsigned int page_size,
+				unsigned int cache_line_size,
+				enum chip_type chip_compat);
+int t4_fixup_host_params(struct adapter *adap, unsigned int page_size,
+			 unsigned int cache_line_size);
+int t4_fw_initialize(struct adapter *adap, unsigned int mbox);
+int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		    unsigned int vf, unsigned int nparams, const u32 *params,
+		    u32 *val);
+int t4vf_query_params(struct adapter *adap, unsigned int nparams,
+		      const u32 *params, u32 *vals);
+int t4vf_get_dev_params(struct adapter *adap);
+int t4vf_get_vpd_params(struct adapter *adap);
+int t4vf_get_rss_glb_config(struct adapter *adap);
+int t4vf_set_params(struct adapter *adapter, unsigned int nparams,
+		    const u32 *params, const u32 *vals);
+int t4_set_params_timeout(struct adapter *adap, unsigned int mbox,
+			  unsigned int pf, unsigned int vf,
+			  unsigned int nparams, const u32 *params,
+			  const u32 *val, int timeout);
+int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		  unsigned int vf, unsigned int nparams, const u32 *params,
+		  const u32 *val);
+int t4_alloc_vi_func(struct adapter *adap, unsigned int mbox,
+		     unsigned int port, unsigned int pf, unsigned int vf,
+		     unsigned int nmac, u8 *mac, unsigned int *rss_size,
+		     unsigned int portfunc, unsigned int idstype,
+		     u8 *vivld, u8 *vin);
+int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
+		unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
+		unsigned int *rss_size, u8 *vivild, u8 *vin);
+int t4_free_vi(struct adapter *adap, unsigned int mbox,
+	       unsigned int pf, unsigned int vf,
+	       unsigned int viid);
+int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		  int mtu, int promisc, int all_multi, int bcast, int vlanex,
+		  bool sleep_ok);
+int t4_free_raw_mac_filt(struct adapter *adap, unsigned int viid,
+			 const u8 *addr, const u8 *mask, unsigned int idx,
+			 u8 lookup_type, u8 port_id, bool sleep_ok);
+int t4_alloc_raw_mac_filt(struct adapter *adap, unsigned int viid,
+			  const u8 *addr, const u8 *mask, unsigned int idx,
+			  u8 lookup_type, u8 port_id, bool sleep_ok);
+int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		  int idx, const u8 *addr, bool persist, bool add_smt);
+int t4_enable_vi_params(struct adapter *adap, unsigned int mbox,
+			unsigned int viid, bool rx_en, bool tx_en, bool dcb_en);
+int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		 bool rx_en, bool tx_en);
+int t4_iq_start_stop(struct adapter *adap, unsigned int mbox, bool start,
+		     unsigned int pf, unsigned int vf, unsigned int iqid,
+		     unsigned int fl0id, unsigned int fl1id);
+int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+	       unsigned int vf, unsigned int iqtype, unsigned int iqid,
+	       unsigned int fl0id, unsigned int fl1id);
+int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		   unsigned int vf, unsigned int eqid);
+int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		    unsigned int vf, unsigned int eqid);
+
+static inline unsigned int core_ticks_per_usec(const struct adapter *adap)
+{
+	return adap->params.vpd.cclk / 1000;
+}
+
+static inline unsigned int us_to_core_ticks(const struct adapter *adap,
+					    unsigned int us)
+{
+	return (us * adap->params.vpd.cclk) / 1000;
+}
+
+static inline unsigned int core_ticks_to_us(const struct adapter *adapter,
+					    unsigned int ticks)
+{
+	/* add Core Clock / 2 to round ticks to nearest uS */
+	return ((ticks * 1000 + adapter->params.vpd.cclk / 2) /
+		adapter->params.vpd.cclk);
+}
+
+int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox, const void *cmd,
+			    int size, void *rpl, bool sleep_ok, int timeout);
+int t4_wr_mbox_meat(struct adapter *adap, int mbox,
+		    const void __attribute__((__may_alias__)) *cmd, int size,
+		    void *rpl, bool sleep_ok);
+
+static inline int t4_wr_mbox_timeout(struct adapter *adap, int mbox,
+				     const void *cmd, int size, void *rpl,
+				     int timeout)
+{
+	return t4_wr_mbox_meat_timeout(adap, mbox, cmd, size, rpl, true,
+				       timeout);
+}
+
+int t4_get_core_clock(struct adapter *adapter, struct vpd_params *p);
+
+static inline int t4_wr_mbox(struct adapter *adap, int mbox, const void *cmd,
+			     int size, void *rpl)
+{
+	return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, true);
+}
+
+static inline int t4_wr_mbox_ns(struct adapter *adap, int mbox, const void *cmd,
+				int size, void *rpl)
+{
+	return t4_wr_mbox_meat(adap, mbox, cmd, size, rpl, false);
+}
+
+int t4vf_wr_mbox_core(struct adapter *, const void *, int, void *, bool);
+
+static inline int t4vf_wr_mbox(struct adapter *adapter, const void *cmd,
+			       int size, void *rpl)
+{
+	return t4vf_wr_mbox_core(adapter, cmd, size, rpl, true);
+}
+
+static inline int t4vf_wr_mbox_ns(struct adapter *adapter, const void *cmd,
+				  int size, void *rpl)
+{
+	return t4vf_wr_mbox_core(adapter, cmd, size, rpl, false);
+}
+
+
+void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
+		      unsigned int data_reg, u32 *vals, unsigned int nregs,
+		      unsigned int start_idx);
+void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
+		       unsigned int data_reg, const u32 *vals,
+		       unsigned int nregs, unsigned int start_idx);
+
+int t4_get_vpd_params(struct adapter *adapter, struct vpd_params *p);
+int t4_get_pfres(struct adapter *adapter);
+int t4_read_flash(struct adapter *adapter, unsigned int addr,
+		  unsigned int nwords, u32 *data, int byte_oriented);
+int t4_flash_cfg_addr(struct adapter *adapter);
+unsigned int t4_get_mps_bg_map(struct adapter *adapter, unsigned int pidx);
+unsigned int t4_get_tp_ch_map(struct adapter *adapter, unsigned int pidx);
+const char *t4_get_port_type_description(enum fw_port_type port_type);
+void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
+void t4vf_get_port_stats(struct adapter *adapter, int pidx,
+			 struct port_stats *p);
+void t4_get_port_stats_offset(struct adapter *adap, int idx,
+			      struct port_stats *stats,
+			      struct port_stats *offset);
+void t4_clr_port_stats(struct adapter *adap, int idx);
+void init_link_config(struct link_config *lc, fw_port_cap32_t pcaps,
+		      fw_port_cap32_t acaps);
+void t4_reset_link_config(struct adapter *adap, int idx);
+int t4_get_version_info(struct adapter *adapter);
+void t4_dump_version_info(struct adapter *adapter);
+int t4_get_flash_params(struct adapter *adapter);
+int t4_get_chip_type(struct adapter *adap, int ver);
+int t4_prep_adapter(struct adapter *adapter);
+int t4vf_prep_adapter(struct adapter *adapter);
+int t4_port_init(struct adapter *adap, int mbox, int pf, int vf);
+int t4vf_port_init(struct adapter *adap);
+int t4_init_rss_mode(struct adapter *adap, int mbox);
+int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
+			int start, int n, const u16 *rspq, unsigned int nrspq);
+int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
+		     unsigned int flags, unsigned int defq);
+int t4_read_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
+			  u64 *flags, unsigned int *defq);
+void t4_fw_tp_pio_rw(struct adapter *adap, u32 *vals, unsigned int nregs,
+		     unsigned int start_index, unsigned int rw);
+void t4_write_rss_key(struct adapter *adap, u32 *key, int idx);
+void t4_read_rss_key(struct adapter *adap, u32 *key);
+
+enum t4_bar2_qtype { T4_BAR2_QTYPE_EGRESS, T4_BAR2_QTYPE_INGRESS };
+int t4_bar2_sge_qregs(struct adapter *adapter, unsigned int qid,
+		      enum t4_bar2_qtype qtype, u64 *pbar2_qoffset,
+		      unsigned int *pbar2_qid);
+
+int t4_init_sge_params(struct adapter *adapter);
+int t4_init_tp_params(struct adapter *adap);
+int t4_filter_field_shift(const struct adapter *adap, unsigned int filter_sel);
+int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl);
+unsigned int t4_get_regs_len(struct adapter *adap);
+unsigned int t4vf_get_pf_from_vf(struct adapter *adap);
+void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size);
+int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data);
+int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data);
+int t4_seeprom_wp(struct adapter *adapter, int enable);
+int t4_memory_rw_addr(struct adapter *adap, int win,
+		      u32 addr, u32 len, void *hbuf, int dir);
+int t4_memory_rw_mtype(struct adapter *adap, int win, int mtype, u32 maddr,
+		       u32 len, void *hbuf, int dir);
+static inline int t4_memory_rw(struct adapter *adap, int win,
+			       int mtype, u32 maddr, u32 len,
+			       void *hbuf, int dir)
+{
+	return t4_memory_rw_mtype(adap, win, mtype, maddr, len, hbuf, dir);
+}
+fw_port_cap32_t fwcaps16_to_caps32(fw_port_cap16_t caps16);
+#endif /* __CHELSIO_COMMON_H */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_chip_type.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_chip_type.h
new file mode 100644
index 000000000..c0c5d0b2c
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_chip_type.h
@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __T4_CHIP_TYPE_H__
+#define __T4_CHIP_TYPE_H__
+
+/*
+ * All T4 and later chips have their PCI-E Device IDs encoded as 0xVFPP where:
+ *
+ *   V  = "4" for T4; "5" for T5, etc. or
+ *   F  = "0" for PF 0..3; "4".."7" for PF4..7; and "8" for VFs
+ *   PP = adapter product designation
+ *
+ * We use the "version" (V) of the adpater to code the Chip Version above.
+ */
+#define CHELSIO_PCI_ID_VER(devid) ((devid) >> 12)
+#define CHELSIO_PCI_ID_FUNC(devid) (((devid) >> 8) & 0xf)
+#define CHELSIO_PCI_ID_PROD(devid) ((devid) & 0xff)
+
+#define CHELSIO_T4 0x4
+#define CHELSIO_T5 0x5
+#define CHELSIO_T6 0x6
+
+#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
+#define CHELSIO_CHIP_VERSION(code) (((code) >> 4) & 0xf)
+#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)
+
+enum chip_type {
+	T4_A1 = CHELSIO_CHIP_CODE(CHELSIO_T4, 1),
+	T4_A2 = CHELSIO_CHIP_CODE(CHELSIO_T4, 2),
+	T4_FIRST_REV	= T4_A1,
+	T4_LAST_REV	= T4_A2,
+
+	T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
+	T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1),
+	T5_FIRST_REV	= T5_A0,
+	T5_LAST_REV	= T5_A1,
+
+	T6_A0 = CHELSIO_CHIP_CODE(CHELSIO_T6, 0),
+	T6_FIRST_REV    = T6_A0,
+	T6_LAST_REV     = T6_A0,
+};
+
+static inline int is_t4(enum chip_type chip)
+{
+	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T4);
+}
+
+static inline int is_t5(enum chip_type chip)
+{
+	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T5);
+}
+
+static inline int is_t6(enum chip_type chip)
+{
+	return (CHELSIO_CHIP_VERSION(chip) == CHELSIO_T6);
+}
+#endif /* __T4_CHIP_TYPE_H__ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.c b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.c
new file mode 100644
index 000000000..c8514c963
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.c
@@ -0,0 +1,5701 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <netinet/in.h>
+
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_debug.h>
+#include <rte_pci.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memory.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_alarm.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_malloc.h>
+#include <rte_random.h>
+#include <rte_dev.h>
+#include <rte_byteorder.h>
+
+#include "common.h"
+#include "t4_regs.h"
+#include "t4_regs_values.h"
+#include "t4fw_interface.h"
+
+/**
+ * t4_read_mtu_tbl - returns the values in the HW path MTU table
+ * @adap: the adapter
+ * @mtus: where to store the MTU values
+ * @mtu_log: where to store the MTU base-2 log (may be %NULL)
+ *
+ * Reads the HW path MTU table.
+ */
+void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log)
+{
+	u32 v;
+	int i;
+
+	for (i = 0; i < NMTUS; ++i) {
+		t4_write_reg(adap, A_TP_MTU_TABLE,
+			     V_MTUINDEX(0xff) | V_MTUVALUE(i));
+		v = t4_read_reg(adap, A_TP_MTU_TABLE);
+		mtus[i] = G_MTUVALUE(v);
+		if (mtu_log)
+			mtu_log[i] = G_MTUWIDTH(v);
+	}
+}
+
+/**
+ * t4_tp_wr_bits_indirect - set/clear bits in an indirect TP register
+ * @adap: the adapter
+ * @addr: the indirect TP register address
+ * @mask: specifies the field within the register to modify
+ * @val: new value for the field
+ *
+ * Sets a field of an indirect TP register to the given value.
+ */
+void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
+			    unsigned int mask, unsigned int val)
+{
+	t4_write_reg(adap, A_TP_PIO_ADDR, addr);
+	val |= t4_read_reg(adap, A_TP_PIO_DATA) & ~mask;
+	t4_write_reg(adap, A_TP_PIO_DATA, val);
+}
+
+/* The minimum additive increment value for the congestion control table */
+#define CC_MIN_INCR 2U
+
+/**
+ * t4_load_mtus - write the MTU and congestion control HW tables
+ * @adap: the adapter
+ * @mtus: the values for the MTU table
+ * @alpha: the values for the congestion control alpha parameter
+ * @beta: the values for the congestion control beta parameter
+ *
+ * Write the HW MTU table with the supplied MTUs and the high-speed
+ * congestion control table with the supplied alpha, beta, and MTUs.
+ * We write the two tables together because the additive increments
+ * depend on the MTUs.
+ */
+void t4_load_mtus(struct adapter *adap, const unsigned short *mtus,
+		  const unsigned short *alpha, const unsigned short *beta)
+{
+	static const unsigned int avg_pkts[NCCTRL_WIN] = {
+		2, 6, 10, 14, 20, 28, 40, 56, 80, 112, 160, 224, 320, 448, 640,
+		896, 1281, 1792, 2560, 3584, 5120, 7168, 10240, 14336, 20480,
+		28672, 40960, 57344, 81920, 114688, 163840, 229376
+	};
+
+	unsigned int i, w;
+
+	for (i = 0; i < NMTUS; ++i) {
+		unsigned int mtu = mtus[i];
+		unsigned int log2 = cxgbe_fls(mtu);
+
+		if (!(mtu & ((1 << log2) >> 2)))     /* round */
+			log2--;
+		t4_write_reg(adap, A_TP_MTU_TABLE, V_MTUINDEX(i) |
+			     V_MTUWIDTH(log2) | V_MTUVALUE(mtu));
+
+		for (w = 0; w < NCCTRL_WIN; ++w) {
+			unsigned int inc;
+
+			inc = max(((mtu - 40) * alpha[w]) / avg_pkts[w],
+				  CC_MIN_INCR);
+
+			t4_write_reg(adap, A_TP_CCTRL_TABLE, (i << 21) |
+				     (w << 16) | (beta[w] << 13) | inc);
+		}
+	}
+}
+
+/**
+ * t4_wait_op_done_val - wait until an operation is completed
+ * @adapter: the adapter performing the operation
+ * @reg: the register to check for completion
+ * @mask: a single-bit field within @reg that indicates completion
+ * @polarity: the value of the field when the operation is completed
+ * @attempts: number of check iterations
+ * @delay: delay in usecs between iterations
+ * @valp: where to store the value of the register at completion time
+ *
+ * Wait until an operation is completed by checking a bit in a register
+ * up to @attempts times.  If @valp is not NULL the value of the register
+ * at the time it indicated completion is stored there.  Returns 0 if the
+ * operation completes and -EAGAIN otherwise.
+ */
+int t4_wait_op_done_val(struct adapter *adapter, int reg, u32 mask,
+			int polarity, int attempts, int delay, u32 *valp)
+{
+	while (1) {
+		u32 val = t4_read_reg(adapter, reg);
+
+		if (!!(val & mask) == polarity) {
+			if (valp)
+				*valp = val;
+			return 0;
+		}
+		if (--attempts == 0)
+			return -EAGAIN;
+		if (delay)
+			udelay(delay);
+	}
+}
+
+/**
+ * t4_set_reg_field - set a register field to a value
+ * @adapter: the adapter to program
+ * @addr: the register address
+ * @mask: specifies the portion of the register to modify
+ * @val: the new value for the register field
+ *
+ * Sets a register field specified by the supplied mask to the
+ * given value.
+ */
+void t4_set_reg_field(struct adapter *adapter, unsigned int addr, u32 mask,
+		      u32 val)
+{
+	u32 v = t4_read_reg(adapter, addr) & ~mask;
+
+	t4_write_reg(adapter, addr, v | val);
+	(void)t4_read_reg(adapter, addr);      /* flush */
+}
+
+/**
+ * t4_read_indirect - read indirectly addressed registers
+ * @adap: the adapter
+ * @addr_reg: register holding the indirect address
+ * @data_reg: register holding the value of the indirect register
+ * @vals: where the read register values are stored
+ * @nregs: how many indirect registers to read
+ * @start_idx: index of first indirect register to read
+ *
+ * Reads registers that are accessed indirectly through an address/data
+ * register pair.
+ */
+void t4_read_indirect(struct adapter *adap, unsigned int addr_reg,
+		      unsigned int data_reg, u32 *vals, unsigned int nregs,
+		      unsigned int start_idx)
+{
+	while (nregs--) {
+		t4_write_reg(adap, addr_reg, start_idx);
+		*vals++ = t4_read_reg(adap, data_reg);
+		start_idx++;
+	}
+}
+
+/**
+ * t4_write_indirect - write indirectly addressed registers
+ * @adap: the adapter
+ * @addr_reg: register holding the indirect addresses
+ * @data_reg: register holding the value for the indirect registers
+ * @vals: values to write
+ * @nregs: how many indirect registers to write
+ * @start_idx: address of first indirect register to write
+ *
+ * Writes a sequential block of registers that are accessed indirectly
+ * through an address/data register pair.
+ */
+void t4_write_indirect(struct adapter *adap, unsigned int addr_reg,
+		       unsigned int data_reg, const u32 *vals,
+		       unsigned int nregs, unsigned int start_idx)
+{
+	while (nregs--) {
+		t4_write_reg(adap, addr_reg, start_idx++);
+		t4_write_reg(adap, data_reg, *vals++);
+	}
+}
+
+/**
+ * t4_report_fw_error - report firmware error
+ * @adap: the adapter
+ *
+ * The adapter firmware can indicate error conditions to the host.
+ * If the firmware has indicated an error, print out the reason for
+ * the firmware error.
+ */
+static void t4_report_fw_error(struct adapter *adap)
+{
+	static const char * const reason[] = {
+		"Crash",			/* PCIE_FW_EVAL_CRASH */
+		"During Device Preparation",	/* PCIE_FW_EVAL_PREP */
+		"During Device Configuration",	/* PCIE_FW_EVAL_CONF */
+		"During Device Initialization",	/* PCIE_FW_EVAL_INIT */
+		"Unexpected Event",	/* PCIE_FW_EVAL_UNEXPECTEDEVENT */
+		"Insufficient Airflow",		/* PCIE_FW_EVAL_OVERHEAT */
+		"Device Shutdown",	/* PCIE_FW_EVAL_DEVICESHUTDOWN */
+		"Reserved",			/* reserved */
+	};
+	u32 pcie_fw;
+
+	pcie_fw = t4_read_reg(adap, A_PCIE_FW);
+	if (pcie_fw & F_PCIE_FW_ERR)
+		pr_err("%s: Firmware reports adapter error: %s\n",
+		       __func__, reason[G_PCIE_FW_EVAL(pcie_fw)]);
+}
+
+/*
+ * Get the reply to a mailbox command and store it in @rpl in big-endian order.
+ */
+static void get_mbox_rpl(struct adapter *adap, __be64 *rpl, int nflit,
+			 u32 mbox_addr)
+{
+	for ( ; nflit; nflit--, mbox_addr += 8)
+		*rpl++ = cpu_to_be64(t4_read_reg64(adap, mbox_addr));
+}
+
+/*
+ * Handle a FW assertion reported in a mailbox.
+ */
+static void fw_asrt(struct adapter *adap, u32 mbox_addr)
+{
+	struct fw_debug_cmd asrt;
+
+	get_mbox_rpl(adap, (__be64 *)&asrt, sizeof(asrt) / 8, mbox_addr);
+	pr_warn("FW assertion at %.16s:%u, val0 %#x, val1 %#x\n",
+		asrt.u.assert.filename_0_7, be32_to_cpu(asrt.u.assert.line),
+		be32_to_cpu(asrt.u.assert.x), be32_to_cpu(asrt.u.assert.y));
+}
+
+#define X_CIM_PF_NOACCESS 0xeeeeeeee
+
+/*
+ * If the Host OS Driver needs locking arround accesses to the mailbox, this
+ * can be turned on via the T4_OS_NEEDS_MBOX_LOCKING CPP define ...
+ */
+/* makes single-statement usage a bit cleaner ... */
+#ifdef T4_OS_NEEDS_MBOX_LOCKING
+#define T4_OS_MBOX_LOCKING(x) x
+#else
+#define T4_OS_MBOX_LOCKING(x) do {} while (0)
+#endif
+
+/**
+ * t4_wr_mbox_meat_timeout - send a command to FW through the given mailbox
+ * @adap: the adapter
+ * @mbox: index of the mailbox to use
+ * @cmd: the command to write
+ * @size: command length in bytes
+ * @rpl: where to optionally store the reply
+ * @sleep_ok: if true we may sleep while awaiting command completion
+ * @timeout: time to wait for command to finish before timing out
+ *	     (negative implies @sleep_ok=false)
+ *
+ * Sends the given command to FW through the selected mailbox and waits
+ * for the FW to execute the command.  If @rpl is not %NULL it is used to
+ * store the FW's reply to the command.  The command and its optional
+ * reply are of the same length.  Some FW commands like RESET and
+ * INITIALIZE can take a considerable amount of time to execute.
+ * @sleep_ok determines whether we may sleep while awaiting the response.
+ * If sleeping is allowed we use progressive backoff otherwise we spin.
+ * Note that passing in a negative @timeout is an alternate mechanism
+ * for specifying @sleep_ok=false.  This is useful when a higher level
+ * interface allows for specification of @timeout but not @sleep_ok ...
+ *
+ * Returns 0 on success or a negative errno on failure.  A
+ * failure can happen either because we are not able to execute the
+ * command or FW executes it but signals an error.  In the latter case
+ * the return value is the error code indicated by FW (negated).
+ */
+int t4_wr_mbox_meat_timeout(struct adapter *adap, int mbox,
+			    const void __attribute__((__may_alias__)) *cmd,
+			    int size, void *rpl, bool sleep_ok, int timeout)
+{
+	/*
+	 * We delay in small increments at first in an effort to maintain
+	 * responsiveness for simple, fast executing commands but then back
+	 * off to larger delays to a maximum retry delay.
+	 */
+	static const int delay[] = {
+		1, 1, 3, 5, 10, 10, 20, 50, 100
+	};
+
+	u32 v;
+	u64 res;
+	int i, ms;
+	unsigned int delay_idx;
+	__be64 *temp = (__be64 *)malloc(size * sizeof(char));
+	__be64 *p = temp;
+	u32 data_reg = PF_REG(mbox, A_CIM_PF_MAILBOX_DATA);
+	u32 ctl_reg = PF_REG(mbox, A_CIM_PF_MAILBOX_CTRL);
+	u32 ctl;
+	struct mbox_entry entry;
+	u32 pcie_fw = 0;
+
+	if (!temp)
+		return -ENOMEM;
+
+	if ((size & 15) || size > MBOX_LEN) {
+		free(temp);
+		return -EINVAL;
+	}
+
+	memset(p, 0, size);
+	memcpy(p, (const __be64 *)cmd, size);
+
+	/*
+	 * If we have a negative timeout, that implies that we can't sleep.
+	 */
+	if (timeout < 0) {
+		sleep_ok = false;
+		timeout = -timeout;
+	}
+
+#ifdef T4_OS_NEEDS_MBOX_LOCKING
+	/*
+	 * Queue ourselves onto the mailbox access list.  When our entry is at
+	 * the front of the list, we have rights to access the mailbox.  So we
+	 * wait [for a while] till we're at the front [or bail out with an
+	 * EBUSY] ...
+	 */
+	t4_os_atomic_add_tail(&entry, &adap->mbox_list, &adap->mbox_lock);
+
+	delay_idx = 0;
+	ms = delay[0];
+
+	for (i = 0; ; i += ms) {
+		/*
+		 * If we've waited too long, return a busy indication.  This
+		 * really ought to be based on our initial position in the
+		 * mailbox access list but this is a start.  We very rarely
+		 * contend on access to the mailbox ...  Also check for a
+		 * firmware error which we'll report as a device error.
+		 */
+		pcie_fw = t4_read_reg(adap, A_PCIE_FW);
+		if (i > 4 * timeout || (pcie_fw & F_PCIE_FW_ERR)) {
+			t4_os_atomic_list_del(&entry, &adap->mbox_list,
+					      &adap->mbox_lock);
+			t4_report_fw_error(adap);
+			free(temp);
+			return (pcie_fw & F_PCIE_FW_ERR) ? -ENXIO : -EBUSY;
+		}
+
+		/*
+		 * If we're at the head, break out and start the mailbox
+		 * protocol.
+		 */
+		if (t4_os_list_first_entry(&adap->mbox_list) == &entry)
+			break;
+
+		/*
+		 * Delay for a bit before checking again ...
+		 */
+		if (sleep_ok) {
+			ms = delay[delay_idx];  /* last element may repeat */
+			if (delay_idx < ARRAY_SIZE(delay) - 1)
+				delay_idx++;
+			msleep(ms);
+		} else {
+			rte_delay_ms(ms);
+		}
+	}
+#endif /* T4_OS_NEEDS_MBOX_LOCKING */
+
+	/*
+	 * Attempt to gain access to the mailbox.
+	 */
+	for (i = 0; i < 4; i++) {
+		ctl = t4_read_reg(adap, ctl_reg);
+		v = G_MBOWNER(ctl);
+		if (v != X_MBOWNER_NONE)
+			break;
+	}
+
+	/*
+	 * If we were unable to gain access, dequeue ourselves from the
+	 * mailbox atomic access list and report the error to our caller.
+	 */
+	if (v != X_MBOWNER_PL) {
+		T4_OS_MBOX_LOCKING(t4_os_atomic_list_del(&entry,
+							 &adap->mbox_list,
+							 &adap->mbox_lock));
+		t4_report_fw_error(adap);
+		free(temp);
+		return (v == X_MBOWNER_FW ? -EBUSY : -ETIMEDOUT);
+	}
+
+	/*
+	 * If we gain ownership of the mailbox and there's a "valid" message
+	 * in it, this is likely an asynchronous error message from the
+	 * firmware.  So we'll report that and then proceed on with attempting
+	 * to issue our own command ... which may well fail if the error
+	 * presaged the firmware crashing ...
+	 */
+	if (ctl & F_MBMSGVALID) {
+		dev_err(adap, "found VALID command in mbox %u: "
+			"%llx %llx %llx %llx %llx %llx %llx %llx\n", mbox,
+			(unsigned long long)t4_read_reg64(adap, data_reg),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 8),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 16),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 24),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 32),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 40),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 48),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 56));
+	}
+
+	/*
+	 * Copy in the new mailbox command and send it on its way ...
+	 */
+	for (i = 0; i < size; i += 8, p++)
+		t4_write_reg64(adap, data_reg + i, be64_to_cpu(*p));
+
+	CXGBE_DEBUG_MBOX(adap, "%s: mbox %u: %016llx %016llx %016llx %016llx "
+			"%016llx %016llx %016llx %016llx\n", __func__,  (mbox),
+			(unsigned long long)t4_read_reg64(adap, data_reg),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 8),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 16),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 24),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 32),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 40),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 48),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 56));
+
+	t4_write_reg(adap, ctl_reg, F_MBMSGVALID | V_MBOWNER(X_MBOWNER_FW));
+	t4_read_reg(adap, ctl_reg);          /* flush write */
+
+	delay_idx = 0;
+	ms = delay[0];
+
+	/*
+	 * Loop waiting for the reply; bail out if we time out or the firmware
+	 * reports an error.
+	 */
+	pcie_fw = t4_read_reg(adap, A_PCIE_FW);
+	for (i = 0; i < timeout && !(pcie_fw & F_PCIE_FW_ERR); i += ms) {
+		if (sleep_ok) {
+			ms = delay[delay_idx];  /* last element may repeat */
+			if (delay_idx < ARRAY_SIZE(delay) - 1)
+				delay_idx++;
+			msleep(ms);
+		} else {
+			msleep(ms);
+		}
+
+		pcie_fw = t4_read_reg(adap, A_PCIE_FW);
+		v = t4_read_reg(adap, ctl_reg);
+		if (v == X_CIM_PF_NOACCESS)
+			continue;
+		if (G_MBOWNER(v) == X_MBOWNER_PL) {
+			if (!(v & F_MBMSGVALID)) {
+				t4_write_reg(adap, ctl_reg,
+					     V_MBOWNER(X_MBOWNER_NONE));
+				continue;
+			}
+
+			CXGBE_DEBUG_MBOX(adap,
+			"%s: mbox %u: %016llx %016llx %016llx %016llx "
+			"%016llx %016llx %016llx %016llx\n", __func__,  (mbox),
+			(unsigned long long)t4_read_reg64(adap, data_reg),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 8),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 16),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 24),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 32),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 40),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 48),
+			(unsigned long long)t4_read_reg64(adap, data_reg + 56));
+
+			CXGBE_DEBUG_MBOX(adap,
+				"command %#x completed in %d ms (%ssleeping)\n",
+				*(const u8 *)cmd,
+				i + ms, sleep_ok ? "" : "non-");
+
+			res = t4_read_reg64(adap, data_reg);
+			if (G_FW_CMD_OP(res >> 32) == FW_DEBUG_CMD) {
+				fw_asrt(adap, data_reg);
+				res = V_FW_CMD_RETVAL(EIO);
+			} else if (rpl) {
+				get_mbox_rpl(adap, rpl, size / 8, data_reg);
+			}
+			t4_write_reg(adap, ctl_reg, V_MBOWNER(X_MBOWNER_NONE));
+			T4_OS_MBOX_LOCKING(
+				t4_os_atomic_list_del(&entry, &adap->mbox_list,
+						      &adap->mbox_lock));
+			free(temp);
+			return -G_FW_CMD_RETVAL((int)res);
+		}
+	}
+
+	/*
+	 * We timed out waiting for a reply to our mailbox command.  Report
+	 * the error and also check to see if the firmware reported any
+	 * errors ...
+	 */
+	dev_err(adap, "command %#x in mailbox %d timed out\n",
+		*(const u8 *)cmd, mbox);
+	T4_OS_MBOX_LOCKING(t4_os_atomic_list_del(&entry,
+						 &adap->mbox_list,
+						 &adap->mbox_lock));
+	t4_report_fw_error(adap);
+	free(temp);
+	return (pcie_fw & F_PCIE_FW_ERR) ? -ENXIO : -ETIMEDOUT;
+}
+
+int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
+		    void *rpl, bool sleep_ok)
+{
+	return t4_wr_mbox_meat_timeout(adap, mbox, cmd, size, rpl, sleep_ok,
+				       FW_CMD_MAX_TIMEOUT);
+}
+
+/**
+ * t4_get_regs_len - return the size of the chips register set
+ * @adapter: the adapter
+ *
+ * Returns the size of the chip's BAR0 register space.
+ */
+unsigned int t4_get_regs_len(struct adapter *adapter)
+{
+	unsigned int chip_version = CHELSIO_CHIP_VERSION(adapter->params.chip);
+
+	switch (chip_version) {
+	case CHELSIO_T5:
+	case CHELSIO_T6:
+		return T5_REGMAP_SIZE;
+	}
+
+	dev_err(adapter,
+		"Unsupported chip version %d\n", chip_version);
+	return 0;
+}
+
+/**
+ * t4_get_regs - read chip registers into provided buffer
+ * @adap: the adapter
+ * @buf: register buffer
+ * @buf_size: size (in bytes) of register buffer
+ *
+ * If the provided register buffer isn't large enough for the chip's
+ * full register range, the register dump will be truncated to the
+ * register buffer's size.
+ */
+void t4_get_regs(struct adapter *adap, void *buf, size_t buf_size)
+{
+	static const unsigned int t5_reg_ranges[] = {
+		0x1008, 0x10c0,
+		0x10cc, 0x10f8,
+		0x1100, 0x1100,
+		0x110c, 0x1148,
+		0x1180, 0x1184,
+		0x1190, 0x1194,
+		0x11a0, 0x11a4,
+		0x11b0, 0x11b4,
+		0x11fc, 0x123c,
+		0x1280, 0x173c,
+		0x1800, 0x18fc,
+		0x3000, 0x3028,
+		0x3060, 0x30b0,
+		0x30b8, 0x30d8,
+		0x30e0, 0x30fc,
+		0x3140, 0x357c,
+		0x35a8, 0x35cc,
+		0x35ec, 0x35ec,
+		0x3600, 0x5624,
+		0x56cc, 0x56ec,
+		0x56f4, 0x5720,
+		0x5728, 0x575c,
+		0x580c, 0x5814,
+		0x5890, 0x589c,
+		0x58a4, 0x58ac,
+		0x58b8, 0x58bc,
+		0x5940, 0x59c8,
+		0x59d0, 0x59dc,
+		0x59fc, 0x5a18,
+		0x5a60, 0x5a70,
+		0x5a80, 0x5a9c,
+		0x5b94, 0x5bfc,
+		0x6000, 0x6020,
+		0x6028, 0x6040,
+		0x6058, 0x609c,
+		0x60a8, 0x614c,
+		0x7700, 0x7798,
+		0x77c0, 0x78fc,
+		0x7b00, 0x7b58,
+		0x7b60, 0x7b84,
+		0x7b8c, 0x7c54,
+		0x7d00, 0x7d38,
+		0x7d40, 0x7d80,
+		0x7d8c, 0x7ddc,
+		0x7de4, 0x7e04,
+		0x7e10, 0x7e1c,
+		0x7e24, 0x7e38,
+		0x7e40, 0x7e44,
+		0x7e4c, 0x7e78,
+		0x7e80, 0x7edc,
+		0x7ee8, 0x7efc,
+		0x8dc0, 0x8de0,
+		0x8df8, 0x8e04,
+		0x8e10, 0x8e84,
+		0x8ea0, 0x8f84,
+		0x8fc0, 0x9058,
+		0x9060, 0x9060,
+		0x9068, 0x90f8,
+		0x9400, 0x9408,
+		0x9410, 0x9470,
+		0x9600, 0x9600,
+		0x9608, 0x9638,
+		0x9640, 0x96f4,
+		0x9800, 0x9808,
+		0x9820, 0x983c,
+		0x9850, 0x9864,
+		0x9c00, 0x9c6c,
+		0x9c80, 0x9cec,
+		0x9d00, 0x9d6c,
+		0x9d80, 0x9dec,
+		0x9e00, 0x9e6c,
+		0x9e80, 0x9eec,
+		0x9f00, 0x9f6c,
+		0x9f80, 0xa020,
+		0xd004, 0xd004,
+		0xd010, 0xd03c,
+		0xdfc0, 0xdfe0,
+		0xe000, 0x1106c,
+		0x11074, 0x11088,
+		0x1109c, 0x1117c,
+		0x11190, 0x11204,
+		0x19040, 0x1906c,
+		0x19078, 0x19080,
+		0x1908c, 0x190e8,
+		0x190f0, 0x190f8,
+		0x19100, 0x19110,
+		0x19120, 0x19124,
+		0x19150, 0x19194,
+		0x1919c, 0x191b0,
+		0x191d0, 0x191e8,
+		0x19238, 0x19290,
+		0x193f8, 0x19428,
+		0x19430, 0x19444,
+		0x1944c, 0x1946c,
+		0x19474, 0x19474,
+		0x19490, 0x194cc,
+		0x194f0, 0x194f8,
+		0x19c00, 0x19c08,
+		0x19c10, 0x19c60,
+		0x19c94, 0x19ce4,
+		0x19cf0, 0x19d40,
+		0x19d50, 0x19d94,
+		0x19da0, 0x19de8,
+		0x19df0, 0x19e10,
+		0x19e50, 0x19e90,
+		0x19ea0, 0x19f24,
+		0x19f34, 0x19f34,
+		0x19f40, 0x19f50,
+		0x19f90, 0x19fb4,
+		0x19fc4, 0x19fe4,
+		0x1a000, 0x1a004,
+		0x1a010, 0x1a06c,
+		0x1a0b0, 0x1a0e4,
+		0x1a0ec, 0x1a0f8,
+		0x1a100, 0x1a108,
+		0x1a114, 0x1a120,
+		0x1a128, 0x1a130,
+		0x1a138, 0x1a138,
+		0x1a190, 0x1a1c4,
+		0x1a1fc, 0x1a1fc,
+		0x1e008, 0x1e00c,
+		0x1e040, 0x1e044,
+		0x1e04c, 0x1e04c,
+		0x1e284, 0x1e290,
+		0x1e2c0, 0x1e2c0,
+		0x1e2e0, 0x1e2e0,
+		0x1e300, 0x1e384,
+		0x1e3c0, 0x1e3c8,
+		0x1e408, 0x1e40c,
+		0x1e440, 0x1e444,
+		0x1e44c, 0x1e44c,
+		0x1e684, 0x1e690,
+		0x1e6c0, 0x1e6c0,
+		0x1e6e0, 0x1e6e0,
+		0x1e700, 0x1e784,
+		0x1e7c0, 0x1e7c8,
+		0x1e808, 0x1e80c,
+		0x1e840, 0x1e844,
+		0x1e84c, 0x1e84c,
+		0x1ea84, 0x1ea90,
+		0x1eac0, 0x1eac0,
+		0x1eae0, 0x1eae0,
+		0x1eb00, 0x1eb84,
+		0x1ebc0, 0x1ebc8,
+		0x1ec08, 0x1ec0c,
+		0x1ec40, 0x1ec44,
+		0x1ec4c, 0x1ec4c,
+		0x1ee84, 0x1ee90,
+		0x1eec0, 0x1eec0,
+		0x1eee0, 0x1eee0,
+		0x1ef00, 0x1ef84,
+		0x1efc0, 0x1efc8,
+		0x1f008, 0x1f00c,
+		0x1f040, 0x1f044,
+		0x1f04c, 0x1f04c,
+		0x1f284, 0x1f290,
+		0x1f2c0, 0x1f2c0,
+		0x1f2e0, 0x1f2e0,
+		0x1f300, 0x1f384,
+		0x1f3c0, 0x1f3c8,
+		0x1f408, 0x1f40c,
+		0x1f440, 0x1f444,
+		0x1f44c, 0x1f44c,
+		0x1f684, 0x1f690,
+		0x1f6c0, 0x1f6c0,
+		0x1f6e0, 0x1f6e0,
+		0x1f700, 0x1f784,
+		0x1f7c0, 0x1f7c8,
+		0x1f808, 0x1f80c,
+		0x1f840, 0x1f844,
+		0x1f84c, 0x1f84c,
+		0x1fa84, 0x1fa90,
+		0x1fac0, 0x1fac0,
+		0x1fae0, 0x1fae0,
+		0x1fb00, 0x1fb84,
+		0x1fbc0, 0x1fbc8,
+		0x1fc08, 0x1fc0c,
+		0x1fc40, 0x1fc44,
+		0x1fc4c, 0x1fc4c,
+		0x1fe84, 0x1fe90,
+		0x1fec0, 0x1fec0,
+		0x1fee0, 0x1fee0,
+		0x1ff00, 0x1ff84,
+		0x1ffc0, 0x1ffc8,
+		0x30000, 0x30030,
+		0x30038, 0x30038,
+		0x30040, 0x30040,
+		0x30100, 0x30144,
+		0x30190, 0x301a0,
+		0x301a8, 0x301b8,
+		0x301c4, 0x301c8,
+		0x301d0, 0x301d0,
+		0x30200, 0x30318,
+		0x30400, 0x304b4,
+		0x304c0, 0x3052c,
+		0x30540, 0x3061c,
+		0x30800, 0x30828,
+		0x30834, 0x30834,
+		0x308c0, 0x30908,
+		0x30910, 0x309ac,
+		0x30a00, 0x30a14,
+		0x30a1c, 0x30a2c,
+		0x30a44, 0x30a50,
+		0x30a74, 0x30a74,
+		0x30a7c, 0x30afc,
+		0x30b08, 0x30c24,
+		0x30d00, 0x30d00,
+		0x30d08, 0x30d14,
+		0x30d1c, 0x30d20,
+		0x30d3c, 0x30d3c,
+		0x30d48, 0x30d50,
+		0x31200, 0x3120c,
+		0x31220, 0x31220,
+		0x31240, 0x31240,
+		0x31600, 0x3160c,
+		0x31a00, 0x31a1c,
+		0x31e00, 0x31e20,
+		0x31e38, 0x31e3c,
+		0x31e80, 0x31e80,
+		0x31e88, 0x31ea8,
+		0x31eb0, 0x31eb4,
+		0x31ec8, 0x31ed4,
+		0x31fb8, 0x32004,
+		0x32200, 0x32200,
+		0x32208, 0x32240,
+		0x32248, 0x32280,
+		0x32288, 0x322c0,
+		0x322c8, 0x322fc,
+		0x32600, 0x32630,
+		0x32a00, 0x32abc,
+		0x32b00, 0x32b10,
+		0x32b20, 0x32b30,
+		0x32b40, 0x32b50,
+		0x32b60, 0x32b70,
+		0x33000, 0x33028,
+		0x33030, 0x33048,
+		0x33060, 0x33068,
+		0x33070, 0x3309c,
+		0x330f0, 0x33128,
+		0x33130, 0x33148,
+		0x33160, 0x33168,
+		0x33170, 0x3319c,
+		0x331f0, 0x33238,
+		0x33240, 0x33240,
+		0x33248, 0x33250,
+		0x3325c, 0x33264,
+		0x33270, 0x332b8,
+		0x332c0, 0x332e4,
+		0x332f8, 0x33338,
+		0x33340, 0x33340,
+		0x33348, 0x33350,
+		0x3335c, 0x33364,
+		0x33370, 0x333b8,
+		0x333c0, 0x333e4,
+		0x333f8, 0x33428,
+		0x33430, 0x33448,
+		0x33460, 0x33468,
+		0x33470, 0x3349c,
+		0x334f0, 0x33528,
+		0x33530, 0x33548,
+		0x33560, 0x33568,
+		0x33570, 0x3359c,
+		0x335f0, 0x33638,
+		0x33640, 0x33640,
+		0x33648, 0x33650,
+		0x3365c, 0x33664,
+		0x33670, 0x336b8,
+		0x336c0, 0x336e4,
+		0x336f8, 0x33738,
+		0x33740, 0x33740,
+		0x33748, 0x33750,
+		0x3375c, 0x33764,
+		0x33770, 0x337b8,
+		0x337c0, 0x337e4,
+		0x337f8, 0x337fc,
+		0x33814, 0x33814,
+		0x3382c, 0x3382c,
+		0x33880, 0x3388c,
+		0x338e8, 0x338ec,
+		0x33900, 0x33928,
+		0x33930, 0x33948,
+		0x33960, 0x33968,
+		0x33970, 0x3399c,
+		0x339f0, 0x33a38,
+		0x33a40, 0x33a40,
+		0x33a48, 0x33a50,
+		0x33a5c, 0x33a64,
+		0x33a70, 0x33ab8,
+		0x33ac0, 0x33ae4,
+		0x33af8, 0x33b10,
+		0x33b28, 0x33b28,
+		0x33b3c, 0x33b50,
+		0x33bf0, 0x33c10,
+		0x33c28, 0x33c28,
+		0x33c3c, 0x33c50,
+		0x33cf0, 0x33cfc,
+		0x34000, 0x34030,
+		0x34038, 0x34038,
+		0x34040, 0x34040,
+		0x34100, 0x34144,
+		0x34190, 0x341a0,
+		0x341a8, 0x341b8,
+		0x341c4, 0x341c8,
+		0x341d0, 0x341d0,
+		0x34200, 0x34318,
+		0x34400, 0x344b4,
+		0x344c0, 0x3452c,
+		0x34540, 0x3461c,
+		0x34800, 0x34828,
+		0x34834, 0x34834,
+		0x348c0, 0x34908,
+		0x34910, 0x349ac,
+		0x34a00, 0x34a14,
+		0x34a1c, 0x34a2c,
+		0x34a44, 0x34a50,
+		0x34a74, 0x34a74,
+		0x34a7c, 0x34afc,
+		0x34b08, 0x34c24,
+		0x34d00, 0x34d00,
+		0x34d08, 0x34d14,
+		0x34d1c, 0x34d20,
+		0x34d3c, 0x34d3c,
+		0x34d48, 0x34d50,
+		0x35200, 0x3520c,
+		0x35220, 0x35220,
+		0x35240, 0x35240,
+		0x35600, 0x3560c,
+		0x35a00, 0x35a1c,
+		0x35e00, 0x35e20,
+		0x35e38, 0x35e3c,
+		0x35e80, 0x35e80,
+		0x35e88, 0x35ea8,
+		0x35eb0, 0x35eb4,
+		0x35ec8, 0x35ed4,
+		0x35fb8, 0x36004,
+		0x36200, 0x36200,
+		0x36208, 0x36240,
+		0x36248, 0x36280,
+		0x36288, 0x362c0,
+		0x362c8, 0x362fc,
+		0x36600, 0x36630,
+		0x36a00, 0x36abc,
+		0x36b00, 0x36b10,
+		0x36b20, 0x36b30,
+		0x36b40, 0x36b50,
+		0x36b60, 0x36b70,
+		0x37000, 0x37028,
+		0x37030, 0x37048,
+		0x37060, 0x37068,
+		0x37070, 0x3709c,
+		0x370f0, 0x37128,
+		0x37130, 0x37148,
+		0x37160, 0x37168,
+		0x37170, 0x3719c,
+		0x371f0, 0x37238,
+		0x37240, 0x37240,
+		0x37248, 0x37250,
+		0x3725c, 0x37264,
+		0x37270, 0x372b8,
+		0x372c0, 0x372e4,
+		0x372f8, 0x37338,
+		0x37340, 0x37340,
+		0x37348, 0x37350,
+		0x3735c, 0x37364,
+		0x37370, 0x373b8,
+		0x373c0, 0x373e4,
+		0x373f8, 0x37428,
+		0x37430, 0x37448,
+		0x37460, 0x37468,
+		0x37470, 0x3749c,
+		0x374f0, 0x37528,
+		0x37530, 0x37548,
+		0x37560, 0x37568,
+		0x37570, 0x3759c,
+		0x375f0, 0x37638,
+		0x37640, 0x37640,
+		0x37648, 0x37650,
+		0x3765c, 0x37664,
+		0x37670, 0x376b8,
+		0x376c0, 0x376e4,
+		0x376f8, 0x37738,
+		0x37740, 0x37740,
+		0x37748, 0x37750,
+		0x3775c, 0x37764,
+		0x37770, 0x377b8,
+		0x377c0, 0x377e4,
+		0x377f8, 0x377fc,
+		0x37814, 0x37814,
+		0x3782c, 0x3782c,
+		0x37880, 0x3788c,
+		0x378e8, 0x378ec,
+		0x37900, 0x37928,
+		0x37930, 0x37948,
+		0x37960, 0x37968,
+		0x37970, 0x3799c,
+		0x379f0, 0x37a38,
+		0x37a40, 0x37a40,
+		0x37a48, 0x37a50,
+		0x37a5c, 0x37a64,
+		0x37a70, 0x37ab8,
+		0x37ac0, 0x37ae4,
+		0x37af8, 0x37b10,
+		0x37b28, 0x37b28,
+		0x37b3c, 0x37b50,
+		0x37bf0, 0x37c10,
+		0x37c28, 0x37c28,
+		0x37c3c, 0x37c50,
+		0x37cf0, 0x37cfc,
+		0x38000, 0x38030,
+		0x38038, 0x38038,
+		0x38040, 0x38040,
+		0x38100, 0x38144,
+		0x38190, 0x381a0,
+		0x381a8, 0x381b8,
+		0x381c4, 0x381c8,
+		0x381d0, 0x381d0,
+		0x38200, 0x38318,
+		0x38400, 0x384b4,
+		0x384c0, 0x3852c,
+		0x38540, 0x3861c,
+		0x38800, 0x38828,
+		0x38834, 0x38834,
+		0x388c0, 0x38908,
+		0x38910, 0x389ac,
+		0x38a00, 0x38a14,
+		0x38a1c, 0x38a2c,
+		0x38a44, 0x38a50,
+		0x38a74, 0x38a74,
+		0x38a7c, 0x38afc,
+		0x38b08, 0x38c24,
+		0x38d00, 0x38d00,
+		0x38d08, 0x38d14,
+		0x38d1c, 0x38d20,
+		0x38d3c, 0x38d3c,
+		0x38d48, 0x38d50,
+		0x39200, 0x3920c,
+		0x39220, 0x39220,
+		0x39240, 0x39240,
+		0x39600, 0x3960c,
+		0x39a00, 0x39a1c,
+		0x39e00, 0x39e20,
+		0x39e38, 0x39e3c,
+		0x39e80, 0x39e80,
+		0x39e88, 0x39ea8,
+		0x39eb0, 0x39eb4,
+		0x39ec8, 0x39ed4,
+		0x39fb8, 0x3a004,
+		0x3a200, 0x3a200,
+		0x3a208, 0x3a240,
+		0x3a248, 0x3a280,
+		0x3a288, 0x3a2c0,
+		0x3a2c8, 0x3a2fc,
+		0x3a600, 0x3a630,
+		0x3aa00, 0x3aabc,
+		0x3ab00, 0x3ab10,
+		0x3ab20, 0x3ab30,
+		0x3ab40, 0x3ab50,
+		0x3ab60, 0x3ab70,
+		0x3b000, 0x3b028,
+		0x3b030, 0x3b048,
+		0x3b060, 0x3b068,
+		0x3b070, 0x3b09c,
+		0x3b0f0, 0x3b128,
+		0x3b130, 0x3b148,
+		0x3b160, 0x3b168,
+		0x3b170, 0x3b19c,
+		0x3b1f0, 0x3b238,
+		0x3b240, 0x3b240,
+		0x3b248, 0x3b250,
+		0x3b25c, 0x3b264,
+		0x3b270, 0x3b2b8,
+		0x3b2c0, 0x3b2e4,
+		0x3b2f8, 0x3b338,
+		0x3b340, 0x3b340,
+		0x3b348, 0x3b350,
+		0x3b35c, 0x3b364,
+		0x3b370, 0x3b3b8,
+		0x3b3c0, 0x3b3e4,
+		0x3b3f8, 0x3b428,
+		0x3b430, 0x3b448,
+		0x3b460, 0x3b468,
+		0x3b470, 0x3b49c,
+		0x3b4f0, 0x3b528,
+		0x3b530, 0x3b548,
+		0x3b560, 0x3b568,
+		0x3b570, 0x3b59c,
+		0x3b5f0, 0x3b638,
+		0x3b640, 0x3b640,
+		0x3b648, 0x3b650,
+		0x3b65c, 0x3b664,
+		0x3b670, 0x3b6b8,
+		0x3b6c0, 0x3b6e4,
+		0x3b6f8, 0x3b738,
+		0x3b740, 0x3b740,
+		0x3b748, 0x3b750,
+		0x3b75c, 0x3b764,
+		0x3b770, 0x3b7b8,
+		0x3b7c0, 0x3b7e4,
+		0x3b7f8, 0x3b7fc,
+		0x3b814, 0x3b814,
+		0x3b82c, 0x3b82c,
+		0x3b880, 0x3b88c,
+		0x3b8e8, 0x3b8ec,
+		0x3b900, 0x3b928,
+		0x3b930, 0x3b948,
+		0x3b960, 0x3b968,
+		0x3b970, 0x3b99c,
+		0x3b9f0, 0x3ba38,
+		0x3ba40, 0x3ba40,
+		0x3ba48, 0x3ba50,
+		0x3ba5c, 0x3ba64,
+		0x3ba70, 0x3bab8,
+		0x3bac0, 0x3bae4,
+		0x3baf8, 0x3bb10,
+		0x3bb28, 0x3bb28,
+		0x3bb3c, 0x3bb50,
+		0x3bbf0, 0x3bc10,
+		0x3bc28, 0x3bc28,
+		0x3bc3c, 0x3bc50,
+		0x3bcf0, 0x3bcfc,
+		0x3c000, 0x3c030,
+		0x3c038, 0x3c038,
+		0x3c040, 0x3c040,
+		0x3c100, 0x3c144,
+		0x3c190, 0x3c1a0,
+		0x3c1a8, 0x3c1b8,
+		0x3c1c4, 0x3c1c8,
+		0x3c1d0, 0x3c1d0,
+		0x3c200, 0x3c318,
+		0x3c400, 0x3c4b4,
+		0x3c4c0, 0x3c52c,
+		0x3c540, 0x3c61c,
+		0x3c800, 0x3c828,
+		0x3c834, 0x3c834,
+		0x3c8c0, 0x3c908,
+		0x3c910, 0x3c9ac,
+		0x3ca00, 0x3ca14,
+		0x3ca1c, 0x3ca2c,
+		0x3ca44, 0x3ca50,
+		0x3ca74, 0x3ca74,
+		0x3ca7c, 0x3cafc,
+		0x3cb08, 0x3cc24,
+		0x3cd00, 0x3cd00,
+		0x3cd08, 0x3cd14,
+		0x3cd1c, 0x3cd20,
+		0x3cd3c, 0x3cd3c,
+		0x3cd48, 0x3cd50,
+		0x3d200, 0x3d20c,
+		0x3d220, 0x3d220,
+		0x3d240, 0x3d240,
+		0x3d600, 0x3d60c,
+		0x3da00, 0x3da1c,
+		0x3de00, 0x3de20,
+		0x3de38, 0x3de3c,
+		0x3de80, 0x3de80,
+		0x3de88, 0x3dea8,
+		0x3deb0, 0x3deb4,
+		0x3dec8, 0x3ded4,
+		0x3dfb8, 0x3e004,
+		0x3e200, 0x3e200,
+		0x3e208, 0x3e240,
+		0x3e248, 0x3e280,
+		0x3e288, 0x3e2c0,
+		0x3e2c8, 0x3e2fc,
+		0x3e600, 0x3e630,
+		0x3ea00, 0x3eabc,
+		0x3eb00, 0x3eb10,
+		0x3eb20, 0x3eb30,
+		0x3eb40, 0x3eb50,
+		0x3eb60, 0x3eb70,
+		0x3f000, 0x3f028,
+		0x3f030, 0x3f048,
+		0x3f060, 0x3f068,
+		0x3f070, 0x3f09c,
+		0x3f0f0, 0x3f128,
+		0x3f130, 0x3f148,
+		0x3f160, 0x3f168,
+		0x3f170, 0x3f19c,
+		0x3f1f0, 0x3f238,
+		0x3f240, 0x3f240,
+		0x3f248, 0x3f250,
+		0x3f25c, 0x3f264,
+		0x3f270, 0x3f2b8,
+		0x3f2c0, 0x3f2e4,
+		0x3f2f8, 0x3f338,
+		0x3f340, 0x3f340,
+		0x3f348, 0x3f350,
+		0x3f35c, 0x3f364,
+		0x3f370, 0x3f3b8,
+		0x3f3c0, 0x3f3e4,
+		0x3f3f8, 0x3f428,
+		0x3f430, 0x3f448,
+		0x3f460, 0x3f468,
+		0x3f470, 0x3f49c,
+		0x3f4f0, 0x3f528,
+		0x3f530, 0x3f548,
+		0x3f560, 0x3f568,
+		0x3f570, 0x3f59c,
+		0x3f5f0, 0x3f638,
+		0x3f640, 0x3f640,
+		0x3f648, 0x3f650,
+		0x3f65c, 0x3f664,
+		0x3f670, 0x3f6b8,
+		0x3f6c0, 0x3f6e4,
+		0x3f6f8, 0x3f738,
+		0x3f740, 0x3f740,
+		0x3f748, 0x3f750,
+		0x3f75c, 0x3f764,
+		0x3f770, 0x3f7b8,
+		0x3f7c0, 0x3f7e4,
+		0x3f7f8, 0x3f7fc,
+		0x3f814, 0x3f814,
+		0x3f82c, 0x3f82c,
+		0x3f880, 0x3f88c,
+		0x3f8e8, 0x3f8ec,
+		0x3f900, 0x3f928,
+		0x3f930, 0x3f948,
+		0x3f960, 0x3f968,
+		0x3f970, 0x3f99c,
+		0x3f9f0, 0x3fa38,
+		0x3fa40, 0x3fa40,
+		0x3fa48, 0x3fa50,
+		0x3fa5c, 0x3fa64,
+		0x3fa70, 0x3fab8,
+		0x3fac0, 0x3fae4,
+		0x3faf8, 0x3fb10,
+		0x3fb28, 0x3fb28,
+		0x3fb3c, 0x3fb50,
+		0x3fbf0, 0x3fc10,
+		0x3fc28, 0x3fc28,
+		0x3fc3c, 0x3fc50,
+		0x3fcf0, 0x3fcfc,
+		0x40000, 0x4000c,
+		0x40040, 0x40050,
+		0x40060, 0x40068,
+		0x4007c, 0x4008c,
+		0x40094, 0x400b0,
+		0x400c0, 0x40144,
+		0x40180, 0x4018c,
+		0x40200, 0x40254,
+		0x40260, 0x40264,
+		0x40270, 0x40288,
+		0x40290, 0x40298,
+		0x402ac, 0x402c8,
+		0x402d0, 0x402e0,
+		0x402f0, 0x402f0,
+		0x40300, 0x4033c,
+		0x403f8, 0x403fc,
+		0x41304, 0x413c4,
+		0x41400, 0x4140c,
+		0x41414, 0x4141c,
+		0x41480, 0x414d0,
+		0x44000, 0x44054,
+		0x4405c, 0x44078,
+		0x440c0, 0x44174,
+		0x44180, 0x441ac,
+		0x441b4, 0x441b8,
+		0x441c0, 0x44254,
+		0x4425c, 0x44278,
+		0x442c0, 0x44374,
+		0x44380, 0x443ac,
+		0x443b4, 0x443b8,
+		0x443c0, 0x44454,
+		0x4445c, 0x44478,
+		0x444c0, 0x44574,
+		0x44580, 0x445ac,
+		0x445b4, 0x445b8,
+		0x445c0, 0x44654,
+		0x4465c, 0x44678,
+		0x446c0, 0x44774,
+		0x44780, 0x447ac,
+		0x447b4, 0x447b8,
+		0x447c0, 0x44854,
+		0x4485c, 0x44878,
+		0x448c0, 0x44974,
+		0x44980, 0x449ac,
+		0x449b4, 0x449b8,
+		0x449c0, 0x449fc,
+		0x45000, 0x45004,
+		0x45010, 0x45030,
+		0x45040, 0x45060,
+		0x45068, 0x45068,
+		0x45080, 0x45084,
+		0x450a0, 0x450b0,
+		0x45200, 0x45204,
+		0x45210, 0x45230,
+		0x45240, 0x45260,
+		0x45268, 0x45268,
+		0x45280, 0x45284,
+		0x452a0, 0x452b0,
+		0x460c0, 0x460e4,
+		0x47000, 0x4703c,
+		0x47044, 0x4708c,
+		0x47200, 0x47250,
+		0x47400, 0x47408,
+		0x47414, 0x47420,
+		0x47600, 0x47618,
+		0x47800, 0x47814,
+		0x48000, 0x4800c,
+		0x48040, 0x48050,
+		0x48060, 0x48068,
+		0x4807c, 0x4808c,
+		0x48094, 0x480b0,
+		0x480c0, 0x48144,
+		0x48180, 0x4818c,
+		0x48200, 0x48254,
+		0x48260, 0x48264,
+		0x48270, 0x48288,
+		0x48290, 0x48298,
+		0x482ac, 0x482c8,
+		0x482d0, 0x482e0,
+		0x482f0, 0x482f0,
+		0x48300, 0x4833c,
+		0x483f8, 0x483fc,
+		0x49304, 0x493c4,
+		0x49400, 0x4940c,
+		0x49414, 0x4941c,
+		0x49480, 0x494d0,
+		0x4c000, 0x4c054,
+		0x4c05c, 0x4c078,
+		0x4c0c0, 0x4c174,
+		0x4c180, 0x4c1ac,
+		0x4c1b4, 0x4c1b8,
+		0x4c1c0, 0x4c254,
+		0x4c25c, 0x4c278,
+		0x4c2c0, 0x4c374,
+		0x4c380, 0x4c3ac,
+		0x4c3b4, 0x4c3b8,
+		0x4c3c0, 0x4c454,
+		0x4c45c, 0x4c478,
+		0x4c4c0, 0x4c574,
+		0x4c580, 0x4c5ac,
+		0x4c5b4, 0x4c5b8,
+		0x4c5c0, 0x4c654,
+		0x4c65c, 0x4c678,
+		0x4c6c0, 0x4c774,
+		0x4c780, 0x4c7ac,
+		0x4c7b4, 0x4c7b8,
+		0x4c7c0, 0x4c854,
+		0x4c85c, 0x4c878,
+		0x4c8c0, 0x4c974,
+		0x4c980, 0x4c9ac,
+		0x4c9b4, 0x4c9b8,
+		0x4c9c0, 0x4c9fc,
+		0x4d000, 0x4d004,
+		0x4d010, 0x4d030,
+		0x4d040, 0x4d060,
+		0x4d068, 0x4d068,
+		0x4d080, 0x4d084,
+		0x4d0a0, 0x4d0b0,
+		0x4d200, 0x4d204,
+		0x4d210, 0x4d230,
+		0x4d240, 0x4d260,
+		0x4d268, 0x4d268,
+		0x4d280, 0x4d284,
+		0x4d2a0, 0x4d2b0,
+		0x4e0c0, 0x4e0e4,
+		0x4f000, 0x4f03c,
+		0x4f044, 0x4f08c,
+		0x4f200, 0x4f250,
+		0x4f400, 0x4f408,
+		0x4f414, 0x4f420,
+		0x4f600, 0x4f618,
+		0x4f800, 0x4f814,
+		0x50000, 0x50084,
+		0x50090, 0x500cc,
+		0x50400, 0x50400,
+		0x50800, 0x50884,
+		0x50890, 0x508cc,
+		0x50c00, 0x50c00,
+		0x51000, 0x5101c,
+		0x51300, 0x51308,
+	};
+
+	static const unsigned int t6_reg_ranges[] = {
+		0x1008, 0x101c,
+		0x1024, 0x10a8,
+		0x10b4, 0x10f8,
+		0x1100, 0x1114,
+		0x111c, 0x112c,
+		0x1138, 0x113c,
+		0x1144, 0x114c,
+		0x1180, 0x1184,
+		0x1190, 0x1194,
+		0x11a0, 0x11a4,
+		0x11b0, 0x11b4,
+		0x11fc, 0x1274,
+		0x1280, 0x133c,
+		0x1800, 0x18fc,
+		0x3000, 0x302c,
+		0x3060, 0x30b0,
+		0x30b8, 0x30d8,
+		0x30e0, 0x30fc,
+		0x3140, 0x357c,
+		0x35a8, 0x35cc,
+		0x35ec, 0x35ec,
+		0x3600, 0x5624,
+		0x56cc, 0x56ec,
+		0x56f4, 0x5720,
+		0x5728, 0x575c,
+		0x580c, 0x5814,
+		0x5890, 0x589c,
+		0x58a4, 0x58ac,
+		0x58b8, 0x58bc,
+		0x5940, 0x595c,
+		0x5980, 0x598c,
+		0x59b0, 0x59c8,
+		0x59d0, 0x59dc,
+		0x59fc, 0x5a18,
+		0x5a60, 0x5a6c,
+		0x5a80, 0x5a8c,
+		0x5a94, 0x5a9c,
+		0x5b94, 0x5bfc,
+		0x5c10, 0x5e48,
+		0x5e50, 0x5e94,
+		0x5ea0, 0x5eb0,
+		0x5ec0, 0x5ec0,
+		0x5ec8, 0x5ed0,
+		0x5ee0, 0x5ee0,
+		0x5ef0, 0x5ef0,
+		0x5f00, 0x5f00,
+		0x6000, 0x6020,
+		0x6028, 0x6040,
+		0x6058, 0x609c,
+		0x60a8, 0x619c,
+		0x7700, 0x7798,
+		0x77c0, 0x7880,
+		0x78cc, 0x78fc,
+		0x7b00, 0x7b58,
+		0x7b60, 0x7b84,
+		0x7b8c, 0x7c54,
+		0x7d00, 0x7d38,
+		0x7d40, 0x7d84,
+		0x7d8c, 0x7ddc,
+		0x7de4, 0x7e04,
+		0x7e10, 0x7e1c,
+		0x7e24, 0x7e38,
+		0x7e40, 0x7e44,
+		0x7e4c, 0x7e78,
+		0x7e80, 0x7edc,
+		0x7ee8, 0x7efc,
+		0x8dc0, 0x8de4,
+		0x8df8, 0x8e04,
+		0x8e10, 0x8e84,
+		0x8ea0, 0x8f88,
+		0x8fb8, 0x9058,
+		0x9060, 0x9060,
+		0x9068, 0x90f8,
+		0x9100, 0x9124,
+		0x9400, 0x9470,
+		0x9600, 0x9600,
+		0x9608, 0x9638,
+		0x9640, 0x9704,
+		0x9710, 0x971c,
+		0x9800, 0x9808,
+		0x9820, 0x983c,
+		0x9850, 0x9864,
+		0x9c00, 0x9c6c,
+		0x9c80, 0x9cec,
+		0x9d00, 0x9d6c,
+		0x9d80, 0x9dec,
+		0x9e00, 0x9e6c,
+		0x9e80, 0x9eec,
+		0x9f00, 0x9f6c,
+		0x9f80, 0xa020,
+		0xd004, 0xd03c,
+		0xd100, 0xd118,
+		0xd200, 0xd214,
+		0xd220, 0xd234,
+		0xd240, 0xd254,
+		0xd260, 0xd274,
+		0xd280, 0xd294,
+		0xd2a0, 0xd2b4,
+		0xd2c0, 0xd2d4,
+		0xd2e0, 0xd2f4,
+		0xd300, 0xd31c,
+		0xdfc0, 0xdfe0,
+		0xe000, 0xf008,
+		0xf010, 0xf018,
+		0xf020, 0xf028,
+		0x11000, 0x11014,
+		0x11048, 0x1106c,
+		0x11074, 0x11088,
+		0x11098, 0x11120,
+		0x1112c, 0x1117c,
+		0x11190, 0x112e0,
+		0x11300, 0x1130c,
+		0x12000, 0x1206c,
+		0x19040, 0x1906c,
+		0x19078, 0x19080,
+		0x1908c, 0x190e8,
+		0x190f0, 0x190f8,
+		0x19100, 0x19110,
+		0x19120, 0x19124,
+		0x19150, 0x19194,
+		0x1919c, 0x191b0,
+		0x191d0, 0x191e8,
+		0x19238, 0x19290,
+		0x192a4, 0x192b0,
+		0x192bc, 0x192bc,
+		0x19348, 0x1934c,
+		0x193f8, 0x19418,
+		0x19420, 0x19428,
+		0x19430, 0x19444,
+		0x1944c, 0x1946c,
+		0x19474, 0x19474,
+		0x19490, 0x194cc,
+		0x194f0, 0x194f8,
+		0x19c00, 0x19c48,
+		0x19c50, 0x19c80,
+		0x19c94, 0x19c98,
+		0x19ca0, 0x19cbc,
+		0x19ce4, 0x19ce4,
+		0x19cf0, 0x19cf8,
+		0x19d00, 0x19d28,
+		0x19d50, 0x19d78,
+		0x19d94, 0x19d98,
+		0x19da0, 0x19dc8,
+		0x19df0, 0x19e10,
+		0x19e50, 0x19e6c,
+		0x19ea0, 0x19ebc,
+		0x19ec4, 0x19ef4,
+		0x19f04, 0x19f2c,
+		0x19f34, 0x19f34,
+		0x19f40, 0x19f50,
+		0x19f90, 0x19fac,
+		0x19fc4, 0x19fc8,
+		0x19fd0, 0x19fe4,
+		0x1a000, 0x1a004,
+		0x1a010, 0x1a06c,
+		0x1a0b0, 0x1a0e4,
+		0x1a0ec, 0x1a0f8,
+		0x1a100, 0x1a108,
+		0x1a114, 0x1a120,
+		0x1a128, 0x1a130,
+		0x1a138, 0x1a138,
+		0x1a190, 0x1a1c4,
+		0x1a1fc, 0x1a1fc,
+		0x1e008, 0x1e00c,
+		0x1e040, 0x1e044,
+		0x1e04c, 0x1e04c,
+		0x1e284, 0x1e290,
+		0x1e2c0, 0x1e2c0,
+		0x1e2e0, 0x1e2e0,
+		0x1e300, 0x1e384,
+		0x1e3c0, 0x1e3c8,
+		0x1e408, 0x1e40c,
+		0x1e440, 0x1e444,
+		0x1e44c, 0x1e44c,
+		0x1e684, 0x1e690,
+		0x1e6c0, 0x1e6c0,
+		0x1e6e0, 0x1e6e0,
+		0x1e700, 0x1e784,
+		0x1e7c0, 0x1e7c8,
+		0x1e808, 0x1e80c,
+		0x1e840, 0x1e844,
+		0x1e84c, 0x1e84c,
+		0x1ea84, 0x1ea90,
+		0x1eac0, 0x1eac0,
+		0x1eae0, 0x1eae0,
+		0x1eb00, 0x1eb84,
+		0x1ebc0, 0x1ebc8,
+		0x1ec08, 0x1ec0c,
+		0x1ec40, 0x1ec44,
+		0x1ec4c, 0x1ec4c,
+		0x1ee84, 0x1ee90,
+		0x1eec0, 0x1eec0,
+		0x1eee0, 0x1eee0,
+		0x1ef00, 0x1ef84,
+		0x1efc0, 0x1efc8,
+		0x1f008, 0x1f00c,
+		0x1f040, 0x1f044,
+		0x1f04c, 0x1f04c,
+		0x1f284, 0x1f290,
+		0x1f2c0, 0x1f2c0,
+		0x1f2e0, 0x1f2e0,
+		0x1f300, 0x1f384,
+		0x1f3c0, 0x1f3c8,
+		0x1f408, 0x1f40c,
+		0x1f440, 0x1f444,
+		0x1f44c, 0x1f44c,
+		0x1f684, 0x1f690,
+		0x1f6c0, 0x1f6c0,
+		0x1f6e0, 0x1f6e0,
+		0x1f700, 0x1f784,
+		0x1f7c0, 0x1f7c8,
+		0x1f808, 0x1f80c,
+		0x1f840, 0x1f844,
+		0x1f84c, 0x1f84c,
+		0x1fa84, 0x1fa90,
+		0x1fac0, 0x1fac0,
+		0x1fae0, 0x1fae0,
+		0x1fb00, 0x1fb84,
+		0x1fbc0, 0x1fbc8,
+		0x1fc08, 0x1fc0c,
+		0x1fc40, 0x1fc44,
+		0x1fc4c, 0x1fc4c,
+		0x1fe84, 0x1fe90,
+		0x1fec0, 0x1fec0,
+		0x1fee0, 0x1fee0,
+		0x1ff00, 0x1ff84,
+		0x1ffc0, 0x1ffc8,
+		0x30000, 0x30030,
+		0x30100, 0x30168,
+		0x30190, 0x301a0,
+		0x301a8, 0x301b8,
+		0x301c4, 0x301c8,
+		0x301d0, 0x301d0,
+		0x30200, 0x30320,
+		0x30400, 0x304b4,
+		0x304c0, 0x3052c,
+		0x30540, 0x3061c,
+		0x30800, 0x308a0,
+		0x308c0, 0x30908,
+		0x30910, 0x309b8,
+		0x30a00, 0x30a04,
+		0x30a0c, 0x30a14,
+		0x30a1c, 0x30a2c,
+		0x30a44, 0x30a50,
+		0x30a74, 0x30a74,
+		0x30a7c, 0x30afc,
+		0x30b08, 0x30c24,
+		0x30d00, 0x30d14,
+		0x30d1c, 0x30d3c,
+		0x30d44, 0x30d4c,
+		0x30d54, 0x30d74,
+		0x30d7c, 0x30d7c,
+		0x30de0, 0x30de0,
+		0x30e00, 0x30ed4,
+		0x30f00, 0x30fa4,
+		0x30fc0, 0x30fc4,
+		0x31000, 0x31004,
+		0x31080, 0x310fc,
+		0x31208, 0x31220,
+		0x3123c, 0x31254,
+		0x31300, 0x31300,
+		0x31308, 0x3131c,
+		0x31338, 0x3133c,
+		0x31380, 0x31380,
+		0x31388, 0x313a8,
+		0x313b4, 0x313b4,
+		0x31400, 0x31420,
+		0x31438, 0x3143c,
+		0x31480, 0x31480,
+		0x314a8, 0x314a8,
+		0x314b0, 0x314b4,
+		0x314c8, 0x314d4,
+		0x31a40, 0x31a4c,
+		0x31af0, 0x31b20,
+		0x31b38, 0x31b3c,
+		0x31b80, 0x31b80,
+		0x31ba8, 0x31ba8,
+		0x31bb0, 0x31bb4,
+		0x31bc8, 0x31bd4,
+		0x32140, 0x3218c,
+		0x321f0, 0x321f4,
+		0x32200, 0x32200,
+		0x32218, 0x32218,
+		0x32400, 0x32400,
+		0x32408, 0x3241c,
+		0x32618, 0x32620,
+		0x32664, 0x32664,
+		0x326a8, 0x326a8,
+		0x326ec, 0x326ec,
+		0x32a00, 0x32abc,
+		0x32b00, 0x32b38,
+		0x32b20, 0x32b38,
+		0x32b40, 0x32b58,
+		0x32b60, 0x32b78,
+		0x32c00, 0x32c00,
+		0x32c08, 0x32c3c,
+		0x33000, 0x3302c,
+		0x33034, 0x33050,
+		0x33058, 0x33058,
+		0x33060, 0x3308c,
+		0x3309c, 0x330ac,
+		0x330c0, 0x330c0,
+		0x330c8, 0x330d0,
+		0x330d8, 0x330e0,
+		0x330ec, 0x3312c,
+		0x33134, 0x33150,
+		0x33158, 0x33158,
+		0x33160, 0x3318c,
+		0x3319c, 0x331ac,
+		0x331c0, 0x331c0,
+		0x331c8, 0x331d0,
+		0x331d8, 0x331e0,
+		0x331ec, 0x33290,
+		0x33298, 0x332c4,
+		0x332e4, 0x33390,
+		0x33398, 0x333c4,
+		0x333e4, 0x3342c,
+		0x33434, 0x33450,
+		0x33458, 0x33458,
+		0x33460, 0x3348c,
+		0x3349c, 0x334ac,
+		0x334c0, 0x334c0,
+		0x334c8, 0x334d0,
+		0x334d8, 0x334e0,
+		0x334ec, 0x3352c,
+		0x33534, 0x33550,
+		0x33558, 0x33558,
+		0x33560, 0x3358c,
+		0x3359c, 0x335ac,
+		0x335c0, 0x335c0,
+		0x335c8, 0x335d0,
+		0x335d8, 0x335e0,
+		0x335ec, 0x33690,
+		0x33698, 0x336c4,
+		0x336e4, 0x33790,
+		0x33798, 0x337c4,
+		0x337e4, 0x337fc,
+		0x33814, 0x33814,
+		0x33854, 0x33868,
+		0x33880, 0x3388c,
+		0x338c0, 0x338d0,
+		0x338e8, 0x338ec,
+		0x33900, 0x3392c,
+		0x33934, 0x33950,
+		0x33958, 0x33958,
+		0x33960, 0x3398c,
+		0x3399c, 0x339ac,
+		0x339c0, 0x339c0,
+		0x339c8, 0x339d0,
+		0x339d8, 0x339e0,
+		0x339ec, 0x33a90,
+		0x33a98, 0x33ac4,
+		0x33ae4, 0x33b10,
+		0x33b24, 0x33b28,
+		0x33b38, 0x33b50,
+		0x33bf0, 0x33c10,
+		0x33c24, 0x33c28,
+		0x33c38, 0x33c50,
+		0x33cf0, 0x33cfc,
+		0x34000, 0x34030,
+		0x34100, 0x34168,
+		0x34190, 0x341a0,
+		0x341a8, 0x341b8,
+		0x341c4, 0x341c8,
+		0x341d0, 0x341d0,
+		0x34200, 0x34320,
+		0x34400, 0x344b4,
+		0x344c0, 0x3452c,
+		0x34540, 0x3461c,
+		0x34800, 0x348a0,
+		0x348c0, 0x34908,
+		0x34910, 0x349b8,
+		0x34a00, 0x34a04,
+		0x34a0c, 0x34a14,
+		0x34a1c, 0x34a2c,
+		0x34a44, 0x34a50,
+		0x34a74, 0x34a74,
+		0x34a7c, 0x34afc,
+		0x34b08, 0x34c24,
+		0x34d00, 0x34d14,
+		0x34d1c, 0x34d3c,
+		0x34d44, 0x34d4c,
+		0x34d54, 0x34d74,
+		0x34d7c, 0x34d7c,
+		0x34de0, 0x34de0,
+		0x34e00, 0x34ed4,
+		0x34f00, 0x34fa4,
+		0x34fc0, 0x34fc4,
+		0x35000, 0x35004,
+		0x35080, 0x350fc,
+		0x35208, 0x35220,
+		0x3523c, 0x35254,
+		0x35300, 0x35300,
+		0x35308, 0x3531c,
+		0x35338, 0x3533c,
+		0x35380, 0x35380,
+		0x35388, 0x353a8,
+		0x353b4, 0x353b4,
+		0x35400, 0x35420,
+		0x35438, 0x3543c,
+		0x35480, 0x35480,
+		0x354a8, 0x354a8,
+		0x354b0, 0x354b4,
+		0x354c8, 0x354d4,
+		0x35a40, 0x35a4c,
+		0x35af0, 0x35b20,
+		0x35b38, 0x35b3c,
+		0x35b80, 0x35b80,
+		0x35ba8, 0x35ba8,
+		0x35bb0, 0x35bb4,
+		0x35bc8, 0x35bd4,
+		0x36140, 0x3618c,
+		0x361f0, 0x361f4,
+		0x36200, 0x36200,
+		0x36218, 0x36218,
+		0x36400, 0x36400,
+		0x36408, 0x3641c,
+		0x36618, 0x36620,
+		0x36664, 0x36664,
+		0x366a8, 0x366a8,
+		0x366ec, 0x366ec,
+		0x36a00, 0x36abc,
+		0x36b00, 0x36b38,
+		0x36b20, 0x36b38,
+		0x36b40, 0x36b58,
+		0x36b60, 0x36b78,
+		0x36c00, 0x36c00,
+		0x36c08, 0x36c3c,
+		0x37000, 0x3702c,
+		0x37034, 0x37050,
+		0x37058, 0x37058,
+		0x37060, 0x3708c,
+		0x3709c, 0x370ac,
+		0x370c0, 0x370c0,
+		0x370c8, 0x370d0,
+		0x370d8, 0x370e0,
+		0x370ec, 0x3712c,
+		0x37134, 0x37150,
+		0x37158, 0x37158,
+		0x37160, 0x3718c,
+		0x3719c, 0x371ac,
+		0x371c0, 0x371c0,
+		0x371c8, 0x371d0,
+		0x371d8, 0x371e0,
+		0x371ec, 0x37290,
+		0x37298, 0x372c4,
+		0x372e4, 0x37390,
+		0x37398, 0x373c4,
+		0x373e4, 0x3742c,
+		0x37434, 0x37450,
+		0x37458, 0x37458,
+		0x37460, 0x3748c,
+		0x3749c, 0x374ac,
+		0x374c0, 0x374c0,
+		0x374c8, 0x374d0,
+		0x374d8, 0x374e0,
+		0x374ec, 0x3752c,
+		0x37534, 0x37550,
+		0x37558, 0x37558,
+		0x37560, 0x3758c,
+		0x3759c, 0x375ac,
+		0x375c0, 0x375c0,
+		0x375c8, 0x375d0,
+		0x375d8, 0x375e0,
+		0x375ec, 0x37690,
+		0x37698, 0x376c4,
+		0x376e4, 0x37790,
+		0x37798, 0x377c4,
+		0x377e4, 0x377fc,
+		0x37814, 0x37814,
+		0x37854, 0x37868,
+		0x37880, 0x3788c,
+		0x378c0, 0x378d0,
+		0x378e8, 0x378ec,
+		0x37900, 0x3792c,
+		0x37934, 0x37950,
+		0x37958, 0x37958,
+		0x37960, 0x3798c,
+		0x3799c, 0x379ac,
+		0x379c0, 0x379c0,
+		0x379c8, 0x379d0,
+		0x379d8, 0x379e0,
+		0x379ec, 0x37a90,
+		0x37a98, 0x37ac4,
+		0x37ae4, 0x37b10,
+		0x37b24, 0x37b28,
+		0x37b38, 0x37b50,
+		0x37bf0, 0x37c10,
+		0x37c24, 0x37c28,
+		0x37c38, 0x37c50,
+		0x37cf0, 0x37cfc,
+		0x40040, 0x40040,
+		0x40080, 0x40084,
+		0x40100, 0x40100,
+		0x40140, 0x401bc,
+		0x40200, 0x40214,
+		0x40228, 0x40228,
+		0x40240, 0x40258,
+		0x40280, 0x40280,
+		0x40304, 0x40304,
+		0x40330, 0x4033c,
+		0x41304, 0x413c8,
+		0x413d0, 0x413dc,
+		0x413f0, 0x413f0,
+		0x41400, 0x4140c,
+		0x41414, 0x4141c,
+		0x41480, 0x414d0,
+		0x44000, 0x4407c,
+		0x440c0, 0x441ac,
+		0x441b4, 0x4427c,
+		0x442c0, 0x443ac,
+		0x443b4, 0x4447c,
+		0x444c0, 0x445ac,
+		0x445b4, 0x4467c,
+		0x446c0, 0x447ac,
+		0x447b4, 0x4487c,
+		0x448c0, 0x449ac,
+		0x449b4, 0x44a7c,
+		0x44ac0, 0x44bac,
+		0x44bb4, 0x44c7c,
+		0x44cc0, 0x44dac,
+		0x44db4, 0x44e7c,
+		0x44ec0, 0x44fac,
+		0x44fb4, 0x4507c,
+		0x450c0, 0x451ac,
+		0x451b4, 0x451fc,
+		0x45800, 0x45804,
+		0x45810, 0x45830,
+		0x45840, 0x45860,
+		0x45868, 0x45868,
+		0x45880, 0x45884,
+		0x458a0, 0x458b0,
+		0x45a00, 0x45a04,
+		0x45a10, 0x45a30,
+		0x45a40, 0x45a60,
+		0x45a68, 0x45a68,
+		0x45a80, 0x45a84,
+		0x45aa0, 0x45ab0,
+		0x460c0, 0x460e4,
+		0x47000, 0x4703c,
+		0x47044, 0x4708c,
+		0x47200, 0x47250,
+		0x47400, 0x47408,
+		0x47414, 0x47420,
+		0x47600, 0x47618,
+		0x47800, 0x47814,
+		0x47820, 0x4782c,
+		0x50000, 0x50084,
+		0x50090, 0x500cc,
+		0x50300, 0x50384,
+		0x50400, 0x50400,
+		0x50800, 0x50884,
+		0x50890, 0x508cc,
+		0x50b00, 0x50b84,
+		0x50c00, 0x50c00,
+		0x51000, 0x51020,
+		0x51028, 0x510b0,
+		0x51300, 0x51324,
+	};
+
+	u32 *buf_end = (u32 *)((char *)buf + buf_size);
+	const unsigned int *reg_ranges;
+	int reg_ranges_size, range;
+	unsigned int chip_version = CHELSIO_CHIP_VERSION(adap->params.chip);
+
+	/* Select the right set of register ranges to dump depending on the
+	 * adapter chip type.
+	 */
+	switch (chip_version) {
+	case CHELSIO_T5:
+		reg_ranges = t5_reg_ranges;
+		reg_ranges_size = ARRAY_SIZE(t5_reg_ranges);
+		break;
+
+	case CHELSIO_T6:
+		reg_ranges = t6_reg_ranges;
+		reg_ranges_size = ARRAY_SIZE(t6_reg_ranges);
+		break;
+
+	default:
+		dev_err(adap,
+			"Unsupported chip version %d\n", chip_version);
+		return;
+	}
+
+	/* Clear the register buffer and insert the appropriate register
+	 * values selected by the above register ranges.
+	 */
+	memset(buf, 0, buf_size);
+	for (range = 0; range < reg_ranges_size; range += 2) {
+		unsigned int reg = reg_ranges[range];
+		unsigned int last_reg = reg_ranges[range + 1];
+		u32 *bufp = (u32 *)((char *)buf + reg);
+
+		/* Iterate across the register range filling in the register
+		 * buffer but don't write past the end of the register buffer.
+		 */
+		while (reg <= last_reg && bufp < buf_end) {
+			*bufp++ = t4_read_reg(adap, reg);
+			reg += sizeof(u32);
+		}
+	}
+}
+
+/* EEPROM reads take a few tens of us while writes can take a bit over 5 ms. */
+#define EEPROM_DELAY            10              /* 10us per poll spin */
+#define EEPROM_MAX_POLL         5000            /* x 5000 == 50ms */
+
+#define EEPROM_STAT_ADDR        0x7bfc
+
+/**
+ * Small utility function to wait till any outstanding VPD Access is complete.
+ * We have a per-adapter state variable "VPD Busy" to indicate when we have a
+ * VPD Access in flight.  This allows us to handle the problem of having a
+ * previous VPD Access time out and prevent an attempt to inject a new VPD
+ * Request before any in-flight VPD request has completed.
+ */
+static int t4_seeprom_wait(struct adapter *adapter)
+{
+	unsigned int base = adapter->params.pci.vpd_cap_addr;
+	int max_poll;
+
+	/* If no VPD Access is in flight, we can just return success right
+	 * away.
+	 */
+	if (!adapter->vpd_busy)
+		return 0;
+
+	/* Poll the VPD Capability Address/Flag register waiting for it
+	 * to indicate that the operation is complete.
+	 */
+	max_poll = EEPROM_MAX_POLL;
+	do {
+		u16 val;
+
+		udelay(EEPROM_DELAY);
+		t4_os_pci_read_cfg2(adapter, base + PCI_VPD_ADDR, &val);
+
+		/* If the operation is complete, mark the VPD as no longer
+		 * busy and return success.
+		 */
+		if ((val & PCI_VPD_ADDR_F) == adapter->vpd_flag) {
+			adapter->vpd_busy = 0;
+			return 0;
+		}
+	} while (--max_poll);
+
+	/* Failure!  Note that we leave the VPD Busy status set in order to
+	 * avoid pushing a new VPD Access request into the VPD Capability till
+	 * the current operation eventually succeeds.  It's a bug to issue a
+	 * new request when an existing request is in flight and will result
+	 * in corrupt hardware state.
+	 */
+	return -ETIMEDOUT;
+}
+
+/**
+ * t4_seeprom_read - read a serial EEPROM location
+ * @adapter: adapter to read
+ * @addr: EEPROM virtual address
+ * @data: where to store the read data
+ *
+ * Read a 32-bit word from a location in serial EEPROM using the card's PCI
+ * VPD capability.  Note that this function must be called with a virtual
+ * address.
+ */
+int t4_seeprom_read(struct adapter *adapter, u32 addr, u32 *data)
+{
+	unsigned int base = adapter->params.pci.vpd_cap_addr;
+	int ret;
+
+	/* VPD Accesses must alway be 4-byte aligned!
+	 */
+	if (addr >= EEPROMVSIZE || (addr & 3))
+		return -EINVAL;
+
+	/* Wait for any previous operation which may still be in flight to
+	 * complete.
+	 */
+	ret = t4_seeprom_wait(adapter);
+	if (ret) {
+		dev_err(adapter, "VPD still busy from previous operation\n");
+		return ret;
+	}
+
+	/* Issue our new VPD Read request, mark the VPD as being busy and wait
+	 * for our request to complete.  If it doesn't complete, note the
+	 * error and return it to our caller.  Note that we do not reset the
+	 * VPD Busy status!
+	 */
+	t4_os_pci_write_cfg2(adapter, base + PCI_VPD_ADDR, (u16)addr);
+	adapter->vpd_busy = 1;
+	adapter->vpd_flag = PCI_VPD_ADDR_F;
+	ret = t4_seeprom_wait(adapter);
+	if (ret) {
+		dev_err(adapter, "VPD read of address %#x failed\n", addr);
+		return ret;
+	}
+
+	/* Grab the returned data, swizzle it into our endianness and
+	 * return success.
+	 */
+	t4_os_pci_read_cfg4(adapter, base + PCI_VPD_DATA, data);
+	*data = le32_to_cpu(*data);
+	return 0;
+}
+
+/**
+ * t4_seeprom_write - write a serial EEPROM location
+ * @adapter: adapter to write
+ * @addr: virtual EEPROM address
+ * @data: value to write
+ *
+ * Write a 32-bit word to a location in serial EEPROM using the card's PCI
+ * VPD capability.  Note that this function must be called with a virtual
+ * address.
+ */
+int t4_seeprom_write(struct adapter *adapter, u32 addr, u32 data)
+{
+	unsigned int base = adapter->params.pci.vpd_cap_addr;
+	int ret;
+	u32 stats_reg = 0;
+	int max_poll;
+
+	/* VPD Accesses must alway be 4-byte aligned!
+	 */
+	if (addr >= EEPROMVSIZE || (addr & 3))
+		return -EINVAL;
+
+	/* Wait for any previous operation which may still be in flight to
+	 * complete.
+	 */
+	ret = t4_seeprom_wait(adapter);
+	if (ret) {
+		dev_err(adapter, "VPD still busy from previous operation\n");
+		return ret;
+	}
+
+	/* Issue our new VPD Read request, mark the VPD as being busy and wait
+	 * for our request to complete.  If it doesn't complete, note the
+	 * error and return it to our caller.  Note that we do not reset the
+	 * VPD Busy status!
+	 */
+	t4_os_pci_write_cfg4(adapter, base + PCI_VPD_DATA,
+			     cpu_to_le32(data));
+	t4_os_pci_write_cfg2(adapter, base + PCI_VPD_ADDR,
+			     (u16)addr | PCI_VPD_ADDR_F);
+	adapter->vpd_busy = 1;
+	adapter->vpd_flag = 0;
+	ret = t4_seeprom_wait(adapter);
+	if (ret) {
+		dev_err(adapter, "VPD write of address %#x failed\n", addr);
+		return ret;
+	}
+
+	/* Reset PCI_VPD_DATA register after a transaction and wait for our
+	 * request to complete. If it doesn't complete, return error.
+	 */
+	t4_os_pci_write_cfg4(adapter, base + PCI_VPD_DATA, 0);
+	max_poll = EEPROM_MAX_POLL;
+	do {
+		udelay(EEPROM_DELAY);
+		t4_seeprom_read(adapter, EEPROM_STAT_ADDR, &stats_reg);
+	} while ((stats_reg & 0x1) && --max_poll);
+	if (!max_poll)
+		return -ETIMEDOUT;
+
+	/* Return success! */
+	return 0;
+}
+
+/**
+ * t4_seeprom_wp - enable/disable EEPROM write protection
+ * @adapter: the adapter
+ * @enable: whether to enable or disable write protection
+ *
+ * Enables or disables write protection on the serial EEPROM.
+ */
+int t4_seeprom_wp(struct adapter *adapter, int enable)
+{
+	return t4_seeprom_write(adapter, EEPROM_STAT_ADDR, enable ? 0xc : 0);
+}
+
+/**
+ * t4_fw_tp_pio_rw - Access TP PIO through LDST
+ * @adap: the adapter
+ * @vals: where the indirect register values are stored/written
+ * @nregs: how many indirect registers to read/write
+ * @start_idx: index of first indirect register to read/write
+ * @rw: Read (1) or Write (0)
+ *
+ * Access TP PIO registers through LDST
+ */
+void t4_fw_tp_pio_rw(struct adapter *adap, u32 *vals, unsigned int nregs,
+		     unsigned int start_index, unsigned int rw)
+{
+	int cmd = FW_LDST_ADDRSPC_TP_PIO;
+	struct fw_ldst_cmd c;
+	unsigned int i;
+	int ret;
+
+	for (i = 0 ; i < nregs; i++) {
+		memset(&c, 0, sizeof(c));
+		c.op_to_addrspace = cpu_to_be32(V_FW_CMD_OP(FW_LDST_CMD) |
+						F_FW_CMD_REQUEST |
+						(rw ? F_FW_CMD_READ :
+						      F_FW_CMD_WRITE) |
+						V_FW_LDST_CMD_ADDRSPACE(cmd));
+		c.cycles_to_len16 = cpu_to_be32(FW_LEN16(c));
+
+		c.u.addrval.addr = cpu_to_be32(start_index + i);
+		c.u.addrval.val  = rw ? 0 : cpu_to_be32(vals[i]);
+		ret = t4_wr_mbox(adap, adap->mbox, &c, sizeof(c), &c);
+		if (ret == 0) {
+			if (rw)
+				vals[i] = be32_to_cpu(c.u.addrval.val);
+		}
+	}
+}
+
+/**
+ * t4_read_rss_key - read the global RSS key
+ * @adap: the adapter
+ * @key: 10-entry array holding the 320-bit RSS key
+ *
+ * Reads the global 320-bit RSS key.
+ */
+void t4_read_rss_key(struct adapter *adap, u32 *key)
+{
+	t4_fw_tp_pio_rw(adap, key, 10, A_TP_RSS_SECRET_KEY0, 1);
+}
+
+/**
+ * t4_write_rss_key - program one of the RSS keys
+ * @adap: the adapter
+ * @key: 10-entry array holding the 320-bit RSS key
+ * @idx: which RSS key to write
+ *
+ * Writes one of the RSS keys with the given 320-bit value.  If @idx is
+ * 0..15 the corresponding entry in the RSS key table is written,
+ * otherwise the global RSS key is written.
+ */
+void t4_write_rss_key(struct adapter *adap, u32 *key, int idx)
+{
+	u32 vrt = t4_read_reg(adap, A_TP_RSS_CONFIG_VRT);
+	u8 rss_key_addr_cnt = 16;
+
+	/* T6 and later: for KeyMode 3 (per-vf and per-vf scramble),
+	 * allows access to key addresses 16-63 by using KeyWrAddrX
+	 * as index[5:4](upper 2) into key table
+	 */
+	if ((CHELSIO_CHIP_VERSION(adap->params.chip) > CHELSIO_T5) &&
+	    (vrt & F_KEYEXTEND) && (G_KEYMODE(vrt) == 3))
+		rss_key_addr_cnt = 32;
+
+	t4_fw_tp_pio_rw(adap, key, 10, A_TP_RSS_SECRET_KEY0, 0);
+
+	if (idx >= 0 && idx < rss_key_addr_cnt) {
+		if (rss_key_addr_cnt > 16)
+			t4_write_reg(adap, A_TP_RSS_CONFIG_VRT,
+				     V_KEYWRADDRX(idx >> 4) |
+				     V_T6_VFWRADDR(idx) | F_KEYWREN);
+		else
+			t4_write_reg(adap, A_TP_RSS_CONFIG_VRT,
+				     V_KEYWRADDR(idx) | F_KEYWREN);
+	}
+}
+
+/**
+ * t4_config_rss_range - configure a portion of the RSS mapping table
+ * @adapter: the adapter
+ * @mbox: mbox to use for the FW command
+ * @viid: virtual interface whose RSS subtable is to be written
+ * @start: start entry in the table to write
+ * @n: how many table entries to write
+ * @rspq: values for the "response queue" (Ingress Queue) lookup table
+ * @nrspq: number of values in @rspq
+ *
+ * Programs the selected part of the VI's RSS mapping table with the
+ * provided values.  If @nrspq < @n the supplied values are used repeatedly
+ * until the full table range is populated.
+ *
+ * The caller must ensure the values in @rspq are in the range allowed for
+ * @viid.
+ */
+int t4_config_rss_range(struct adapter *adapter, int mbox, unsigned int viid,
+			int start, int n, const u16 *rspq, unsigned int nrspq)
+{
+	int ret;
+	const u16 *rsp = rspq;
+	const u16 *rsp_end = rspq + nrspq;
+	struct fw_rss_ind_tbl_cmd cmd;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_RSS_IND_TBL_CMD) |
+				     F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				     V_FW_RSS_IND_TBL_CMD_VIID(viid));
+	cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd));
+
+	/*
+	 * Each firmware RSS command can accommodate up to 32 RSS Ingress
+	 * Queue Identifiers.  These Ingress Queue IDs are packed three to
+	 * a 32-bit word as 10-bit values with the upper remaining 2 bits
+	 * reserved.
+	 */
+	while (n > 0) {
+		int nq = min(n, 32);
+		int nq_packed = 0;
+		__be32 *qp = &cmd.iq0_to_iq2;
+
+		/*
+		 * Set up the firmware RSS command header to send the next
+		 * "nq" Ingress Queue IDs to the firmware.
+		 */
+		cmd.niqid = cpu_to_be16(nq);
+		cmd.startidx = cpu_to_be16(start);
+
+		/*
+		 * "nq" more done for the start of the next loop.
+		 */
+		start += nq;
+		n -= nq;
+
+		/*
+		 * While there are still Ingress Queue IDs to stuff into the
+		 * current firmware RSS command, retrieve them from the
+		 * Ingress Queue ID array and insert them into the command.
+		 */
+		while (nq > 0) {
+			/*
+			 * Grab up to the next 3 Ingress Queue IDs (wrapping
+			 * around the Ingress Queue ID array if necessary) and
+			 * insert them into the firmware RSS command at the
+			 * current 3-tuple position within the commad.
+			 */
+			u16 qbuf[3];
+			u16 *qbp = qbuf;
+			int nqbuf = min(3, nq);
+
+			nq -= nqbuf;
+			qbuf[0] = 0;
+			qbuf[1] = 0;
+			qbuf[2] = 0;
+			while (nqbuf && nq_packed < 32) {
+				nqbuf--;
+				nq_packed++;
+				*qbp++ = *rsp++;
+				if (rsp >= rsp_end)
+					rsp = rspq;
+			}
+			*qp++ = cpu_to_be32(V_FW_RSS_IND_TBL_CMD_IQ0(qbuf[0]) |
+					    V_FW_RSS_IND_TBL_CMD_IQ1(qbuf[1]) |
+					    V_FW_RSS_IND_TBL_CMD_IQ2(qbuf[2]));
+		}
+
+		/*
+		 * Send this portion of the RRS table update to the firmware;
+		 * bail out on any errors.
+		 */
+		if (is_pf4(adapter))
+			ret = t4_wr_mbox(adapter, mbox, &cmd, sizeof(cmd),
+					 NULL);
+		else
+			ret = t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), NULL);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+/**
+ * t4_config_vi_rss - configure per VI RSS settings
+ * @adapter: the adapter
+ * @mbox: mbox to use for the FW command
+ * @viid: the VI id
+ * @flags: RSS flags
+ * @defq: id of the default RSS queue for the VI.
+ *
+ * Configures VI-specific RSS properties.
+ */
+int t4_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
+		     unsigned int flags, unsigned int defq)
+{
+	struct fw_rss_vi_config_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_RSS_VI_CONFIG_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				   V_FW_RSS_VI_CONFIG_CMD_VIID(viid));
+	c.retval_len16 = cpu_to_be32(FW_LEN16(c));
+	c.u.basicvirtual.defaultq_to_udpen = cpu_to_be32(flags |
+			V_FW_RSS_VI_CONFIG_CMD_DEFAULTQ(defq));
+	if (is_pf4(adapter))
+		return t4_wr_mbox(adapter, mbox, &c, sizeof(c), NULL);
+	else
+		return t4vf_wr_mbox(adapter, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_read_config_vi_rss - read the configured per VI RSS settings
+ * @adapter: the adapter
+ * @mbox: mbox to use for the FW command
+ * @viid: the VI id
+ * @flags: where to place the configured flags
+ * @defq: where to place the id of the default RSS queue for the VI.
+ *
+ * Read configured VI-specific RSS properties.
+ */
+int t4_read_config_vi_rss(struct adapter *adapter, int mbox, unsigned int viid,
+			  u64 *flags, unsigned int *defq)
+{
+	struct fw_rss_vi_config_cmd c;
+	unsigned int result;
+	int ret;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_RSS_VI_CONFIG_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_READ |
+				   V_FW_RSS_VI_CONFIG_CMD_VIID(viid));
+	c.retval_len16 = cpu_to_be32(FW_LEN16(c));
+	ret = t4_wr_mbox(adapter, mbox, &c, sizeof(c), &c);
+	if (!ret) {
+		result = be32_to_cpu(c.u.basicvirtual.defaultq_to_udpen);
+		if (defq)
+			*defq = G_FW_RSS_VI_CONFIG_CMD_DEFAULTQ(result);
+		if (flags)
+			*flags = result & M_FW_RSS_VI_CONFIG_CMD_DEFAULTQ;
+	}
+
+	return ret;
+}
+
+/**
+ * init_cong_ctrl - initialize congestion control parameters
+ * @a: the alpha values for congestion control
+ * @b: the beta values for congestion control
+ *
+ * Initialize the congestion control parameters.
+ */
+static void init_cong_ctrl(unsigned short *a, unsigned short *b)
+{
+	int i;
+
+	for (i = 0; i < 9; i++) {
+		a[i] = 1;
+		b[i] = 0;
+	}
+
+	a[9] = 2;
+	a[10] = 3;
+	a[11] = 4;
+	a[12] = 5;
+	a[13] = 6;
+	a[14] = 7;
+	a[15] = 8;
+	a[16] = 9;
+	a[17] = 10;
+	a[18] = 14;
+	a[19] = 17;
+	a[20] = 21;
+	a[21] = 25;
+	a[22] = 30;
+	a[23] = 35;
+	a[24] = 45;
+	a[25] = 60;
+	a[26] = 80;
+	a[27] = 100;
+	a[28] = 200;
+	a[29] = 300;
+	a[30] = 400;
+	a[31] = 500;
+
+	b[9] = 1;
+	b[10] = 1;
+	b[11] = 2;
+	b[12] = 2;
+	b[13] = 3;
+	b[14] = 3;
+	b[15] = 3;
+	b[16] = 3;
+	b[17] = 4;
+	b[18] = 4;
+	b[19] = 4;
+	b[20] = 4;
+	b[21] = 4;
+	b[22] = 5;
+	b[23] = 5;
+	b[24] = 5;
+	b[25] = 5;
+	b[26] = 5;
+	b[27] = 5;
+	b[28] = 6;
+	b[29] = 6;
+	b[30] = 7;
+	b[31] = 7;
+}
+
+#define INIT_CMD(var, cmd, rd_wr) do { \
+	(var).op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_##cmd##_CMD) | \
+			F_FW_CMD_REQUEST | F_FW_CMD_##rd_wr); \
+	(var).retval_len16 = cpu_to_be32(FW_LEN16(var)); \
+} while (0)
+
+int t4_get_core_clock(struct adapter *adapter, struct vpd_params *p)
+{
+	u32 cclk_param, cclk_val;
+	int ret;
+
+	/*
+	 * Ask firmware for the Core Clock since it knows how to translate the
+	 * Reference Clock ('V2') VPD field into a Core Clock value ...
+	 */
+	cclk_param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+		      V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_CCLK));
+	ret = t4_query_params(adapter, adapter->mbox, adapter->pf, 0,
+			      1, &cclk_param, &cclk_val);
+	if (ret) {
+		dev_err(adapter, "%s: error in fetching from coreclock - %d\n",
+			__func__, ret);
+		return ret;
+	}
+
+	p->cclk = cclk_val;
+	dev_debug(adapter, "%s: p->cclk = %u\n", __func__, p->cclk);
+	return 0;
+}
+
+/**
+ * t4_get_pfres - retrieve VF resource limits
+ * @adapter: the adapter
+ *
+ * Retrieves configured resource limits and capabilities for a physical
+ * function.  The results are stored in @adapter->pfres.
+ */
+int t4_get_pfres(struct adapter *adapter)
+{
+	struct pf_resources *pfres = &adapter->params.pfres;
+	struct fw_pfvf_cmd cmd, rpl;
+	u32 word;
+	int v;
+
+	/*
+	 * Execute PFVF Read command to get VF resource limits; bail out early
+	 * with error on command failure.
+	 */
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PFVF_CMD) |
+				    F_FW_CMD_REQUEST |
+				    F_FW_CMD_READ |
+				    V_FW_PFVF_CMD_PFN(adapter->pf) |
+				    V_FW_PFVF_CMD_VFN(0));
+	cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd));
+	v = t4_wr_mbox(adapter, adapter->mbox, &cmd, sizeof(cmd), &rpl);
+	if (v != FW_SUCCESS)
+		return v;
+
+	/*
+	 * Extract PF resource limits and return success.
+	 */
+	word = be32_to_cpu(rpl.niqflint_niq);
+	pfres->niqflint = G_FW_PFVF_CMD_NIQFLINT(word);
+
+	word = be32_to_cpu(rpl.type_to_neq);
+	pfres->neq = G_FW_PFVF_CMD_NEQ(word);
+	return 0;
+}
+
+/* serial flash and firmware constants and flash config file constants */
+enum {
+	SF_ATTEMPTS = 10,             /* max retries for SF operations */
+
+	/* flash command opcodes */
+	SF_PROG_PAGE    = 2,          /* program page */
+	SF_WR_DISABLE   = 4,          /* disable writes */
+	SF_RD_STATUS    = 5,          /* read status register */
+	SF_WR_ENABLE    = 6,          /* enable writes */
+	SF_RD_DATA_FAST = 0xb,        /* read flash */
+	SF_RD_ID        = 0x9f,       /* read ID */
+	SF_ERASE_SECTOR = 0xd8,       /* erase sector */
+};
+
+/**
+ * sf1_read - read data from the serial flash
+ * @adapter: the adapter
+ * @byte_cnt: number of bytes to read
+ * @cont: whether another operation will be chained
+ * @lock: whether to lock SF for PL access only
+ * @valp: where to store the read data
+ *
+ * Reads up to 4 bytes of data from the serial flash.  The location of
+ * the read needs to be specified prior to calling this by issuing the
+ * appropriate commands to the serial flash.
+ */
+static int sf1_read(struct adapter *adapter, unsigned int byte_cnt, int cont,
+		    int lock, u32 *valp)
+{
+	int ret;
+
+	if (!byte_cnt || byte_cnt > 4)
+		return -EINVAL;
+	if (t4_read_reg(adapter, A_SF_OP) & F_BUSY)
+		return -EBUSY;
+	t4_write_reg(adapter, A_SF_OP,
+		     V_SF_LOCK(lock) | V_CONT(cont) | V_BYTECNT(byte_cnt - 1));
+	ret = t4_wait_op_done(adapter, A_SF_OP, F_BUSY, 0, SF_ATTEMPTS, 5);
+	if (!ret)
+		*valp = t4_read_reg(adapter, A_SF_DATA);
+	return ret;
+}
+
+/**
+ * sf1_write - write data to the serial flash
+ * @adapter: the adapter
+ * @byte_cnt: number of bytes to write
+ * @cont: whether another operation will be chained
+ * @lock: whether to lock SF for PL access only
+ * @val: value to write
+ *
+ * Writes up to 4 bytes of data to the serial flash.  The location of
+ * the write needs to be specified prior to calling this by issuing the
+ * appropriate commands to the serial flash.
+ */
+static int sf1_write(struct adapter *adapter, unsigned int byte_cnt, int cont,
+		     int lock, u32 val)
+{
+	if (!byte_cnt || byte_cnt > 4)
+		return -EINVAL;
+	if (t4_read_reg(adapter, A_SF_OP) & F_BUSY)
+		return -EBUSY;
+	t4_write_reg(adapter, A_SF_DATA, val);
+	t4_write_reg(adapter, A_SF_OP, V_SF_LOCK(lock) |
+		     V_CONT(cont) | V_BYTECNT(byte_cnt - 1) | V_OP(1));
+	return t4_wait_op_done(adapter, A_SF_OP, F_BUSY, 0, SF_ATTEMPTS, 5);
+}
+
+/**
+ * t4_read_flash - read words from serial flash
+ * @adapter: the adapter
+ * @addr: the start address for the read
+ * @nwords: how many 32-bit words to read
+ * @data: where to store the read data
+ * @byte_oriented: whether to store data as bytes or as words
+ *
+ * Read the specified number of 32-bit words from the serial flash.
+ * If @byte_oriented is set the read data is stored as a byte array
+ * (i.e., big-endian), otherwise as 32-bit words in the platform's
+ * natural endianness.
+ */
+int t4_read_flash(struct adapter *adapter, unsigned int addr,
+		  unsigned int nwords, u32 *data, int byte_oriented)
+{
+	int ret;
+
+	if (((addr + nwords * sizeof(u32)) > adapter->params.sf_size) ||
+	    (addr & 3))
+		return -EINVAL;
+
+	addr = rte_constant_bswap32(addr) | SF_RD_DATA_FAST;
+
+	ret = sf1_write(adapter, 4, 1, 0, addr);
+	if (ret != 0)
+		return ret;
+
+	ret = sf1_read(adapter, 1, 1, 0, data);
+	if (ret != 0)
+		return ret;
+
+	for ( ; nwords; nwords--, data++) {
+		ret = sf1_read(adapter, 4, nwords > 1, nwords == 1, data);
+		if (nwords == 1)
+			t4_write_reg(adapter, A_SF_OP, 0);    /* unlock SF */
+		if (ret)
+			return ret;
+		if (byte_oriented)
+			*data = cpu_to_be32(*data);
+	}
+	return 0;
+}
+
+/**
+ * t4_get_exprom_version - return the Expansion ROM version (if any)
+ * @adapter: the adapter
+ * @vers: where to place the version
+ *
+ * Reads the Expansion ROM header from FLASH and returns the version
+ * number (if present) through the @vers return value pointer.  We return
+ * this in the Firmware Version Format since it's convenient.  Return
+ * 0 on success, -ENOENT if no Expansion ROM is present.
+ */
+static int t4_get_exprom_version(struct adapter *adapter, u32 *vers)
+{
+	struct exprom_header {
+		unsigned char hdr_arr[16];      /* must start with 0x55aa */
+		unsigned char hdr_ver[4];       /* Expansion ROM version */
+	} *hdr;
+	u32 exprom_header_buf[DIV_ROUND_UP(sizeof(struct exprom_header),
+					   sizeof(u32))];
+	int ret;
+
+	ret = t4_read_flash(adapter, FLASH_EXP_ROM_START,
+			    ARRAY_SIZE(exprom_header_buf),
+			    exprom_header_buf, 0);
+	if (ret)
+		return ret;
+
+	hdr = (struct exprom_header *)exprom_header_buf;
+	if (hdr->hdr_arr[0] != 0x55 || hdr->hdr_arr[1] != 0xaa)
+		return -ENOENT;
+
+	*vers = (V_FW_HDR_FW_VER_MAJOR(hdr->hdr_ver[0]) |
+		 V_FW_HDR_FW_VER_MINOR(hdr->hdr_ver[1]) |
+		 V_FW_HDR_FW_VER_MICRO(hdr->hdr_ver[2]) |
+		 V_FW_HDR_FW_VER_BUILD(hdr->hdr_ver[3]));
+	return 0;
+}
+
+/**
+ * t4_get_fw_version - read the firmware version
+ * @adapter: the adapter
+ * @vers: where to place the version
+ *
+ * Reads the FW version from flash.
+ */
+static int t4_get_fw_version(struct adapter *adapter, u32 *vers)
+{
+	return t4_read_flash(adapter, FLASH_FW_START +
+			     offsetof(struct fw_hdr, fw_ver), 1, vers, 0);
+}
+
+/**
+ *     t4_get_bs_version - read the firmware bootstrap version
+ *     @adapter: the adapter
+ *     @vers: where to place the version
+ *
+ *     Reads the FW Bootstrap version from flash.
+ */
+static int t4_get_bs_version(struct adapter *adapter, u32 *vers)
+{
+	return t4_read_flash(adapter, FLASH_FWBOOTSTRAP_START +
+			     offsetof(struct fw_hdr, fw_ver), 1,
+			     vers, 0);
+}
+
+/**
+ * t4_get_tp_version - read the TP microcode version
+ * @adapter: the adapter
+ * @vers: where to place the version
+ *
+ * Reads the TP microcode version from flash.
+ */
+static int t4_get_tp_version(struct adapter *adapter, u32 *vers)
+{
+	return t4_read_flash(adapter, FLASH_FW_START +
+			     offsetof(struct fw_hdr, tp_microcode_ver),
+			     1, vers, 0);
+}
+
+/**
+ * t4_get_version_info - extract various chip/firmware version information
+ * @adapter: the adapter
+ *
+ * Reads various chip/firmware version numbers and stores them into the
+ * adapter Adapter Parameters structure.  If any of the efforts fails
+ * the first failure will be returned, but all of the version numbers
+ * will be read.
+ */
+int t4_get_version_info(struct adapter *adapter)
+{
+	int ret = 0;
+
+#define FIRST_RET(__getvinfo) \
+	do { \
+		int __ret = __getvinfo; \
+		if (__ret && !ret) \
+			ret = __ret; \
+	} while (0)
+
+	FIRST_RET(t4_get_fw_version(adapter, &adapter->params.fw_vers));
+	FIRST_RET(t4_get_bs_version(adapter, &adapter->params.bs_vers));
+	FIRST_RET(t4_get_tp_version(adapter, &adapter->params.tp_vers));
+	FIRST_RET(t4_get_exprom_version(adapter, &adapter->params.er_vers));
+
+#undef FIRST_RET
+
+	return ret;
+}
+
+/**
+ * t4_dump_version_info - dump all of the adapter configuration IDs
+ * @adapter: the adapter
+ *
+ * Dumps all of the various bits of adapter configuration version/revision
+ * IDs information.  This is typically called at some point after
+ * t4_get_version_info() has been called.
+ */
+void t4_dump_version_info(struct adapter *adapter)
+{
+	/**
+	 * Device information.
+	 */
+	dev_info(adapter, "Chelsio rev %d\n",
+		 CHELSIO_CHIP_RELEASE(adapter->params.chip));
+
+	/**
+	 * Firmware Version.
+	 */
+	if (!adapter->params.fw_vers)
+		dev_warn(adapter, "No firmware loaded\n");
+	else
+		dev_info(adapter, "Firmware version: %u.%u.%u.%u\n",
+			 G_FW_HDR_FW_VER_MAJOR(adapter->params.fw_vers),
+			 G_FW_HDR_FW_VER_MINOR(adapter->params.fw_vers),
+			 G_FW_HDR_FW_VER_MICRO(adapter->params.fw_vers),
+			 G_FW_HDR_FW_VER_BUILD(adapter->params.fw_vers));
+
+	/**
+	 * Bootstrap Firmware Version.
+	 */
+	if (!adapter->params.bs_vers)
+		dev_warn(adapter, "No bootstrap loaded\n");
+	else
+		dev_info(adapter, "Bootstrap version: %u.%u.%u.%u\n",
+			 G_FW_HDR_FW_VER_MAJOR(adapter->params.bs_vers),
+			 G_FW_HDR_FW_VER_MINOR(adapter->params.bs_vers),
+			 G_FW_HDR_FW_VER_MICRO(adapter->params.bs_vers),
+			 G_FW_HDR_FW_VER_BUILD(adapter->params.bs_vers));
+
+	/**
+	 * TP Microcode Version.
+	 */
+	if (!adapter->params.tp_vers)
+		dev_warn(adapter, "No TP Microcode loaded\n");
+	else
+		dev_info(adapter, "TP Microcode version: %u.%u.%u.%u\n",
+			 G_FW_HDR_FW_VER_MAJOR(adapter->params.tp_vers),
+			 G_FW_HDR_FW_VER_MINOR(adapter->params.tp_vers),
+			 G_FW_HDR_FW_VER_MICRO(adapter->params.tp_vers),
+			 G_FW_HDR_FW_VER_BUILD(adapter->params.tp_vers));
+
+	/**
+	 * Expansion ROM version.
+	 */
+	if (!adapter->params.er_vers)
+		dev_info(adapter, "No Expansion ROM loaded\n");
+	else
+		dev_info(adapter, "Expansion ROM version: %u.%u.%u.%u\n",
+			 G_FW_HDR_FW_VER_MAJOR(adapter->params.er_vers),
+			 G_FW_HDR_FW_VER_MINOR(adapter->params.er_vers),
+			 G_FW_HDR_FW_VER_MICRO(adapter->params.er_vers),
+			 G_FW_HDR_FW_VER_BUILD(adapter->params.er_vers));
+}
+
+#define ADVERT_MASK (V_FW_PORT_CAP32_SPEED(M_FW_PORT_CAP32_SPEED) | \
+		     FW_PORT_CAP32_ANEG)
+/**
+ *     fwcaps16_to_caps32 - convert 16-bit Port Capabilities to 32-bits
+ *     @caps16: a 16-bit Port Capabilities value
+ *
+ *     Returns the equivalent 32-bit Port Capabilities value.
+ */
+fw_port_cap32_t fwcaps16_to_caps32(fw_port_cap16_t caps16)
+{
+	fw_port_cap32_t caps32 = 0;
+
+#define CAP16_TO_CAP32(__cap) \
+	do { \
+		if (caps16 & FW_PORT_CAP_##__cap) \
+			caps32 |= FW_PORT_CAP32_##__cap; \
+	} while (0)
+
+	CAP16_TO_CAP32(SPEED_100M);
+	CAP16_TO_CAP32(SPEED_1G);
+	CAP16_TO_CAP32(SPEED_25G);
+	CAP16_TO_CAP32(SPEED_10G);
+	CAP16_TO_CAP32(SPEED_40G);
+	CAP16_TO_CAP32(SPEED_100G);
+	CAP16_TO_CAP32(FC_RX);
+	CAP16_TO_CAP32(FC_TX);
+	CAP16_TO_CAP32(ANEG);
+	CAP16_TO_CAP32(MDIX);
+	CAP16_TO_CAP32(MDIAUTO);
+	CAP16_TO_CAP32(FEC_RS);
+	CAP16_TO_CAP32(FEC_BASER_RS);
+	CAP16_TO_CAP32(802_3_PAUSE);
+	CAP16_TO_CAP32(802_3_ASM_DIR);
+
+#undef CAP16_TO_CAP32
+
+	return caps32;
+}
+
+/**
+ *     fwcaps32_to_caps16 - convert 32-bit Port Capabilities to 16-bits
+ *     @caps32: a 32-bit Port Capabilities value
+ *
+ *     Returns the equivalent 16-bit Port Capabilities value.  Note that
+ *     not all 32-bit Port Capabilities can be represented in the 16-bit
+ *     Port Capabilities and some fields/values may not make it.
+ */
+static fw_port_cap16_t fwcaps32_to_caps16(fw_port_cap32_t caps32)
+{
+	fw_port_cap16_t caps16 = 0;
+
+#define CAP32_TO_CAP16(__cap) \
+	do { \
+		if (caps32 & FW_PORT_CAP32_##__cap) \
+			caps16 |= FW_PORT_CAP_##__cap; \
+	} while (0)
+
+	CAP32_TO_CAP16(SPEED_100M);
+	CAP32_TO_CAP16(SPEED_1G);
+	CAP32_TO_CAP16(SPEED_10G);
+	CAP32_TO_CAP16(SPEED_25G);
+	CAP32_TO_CAP16(SPEED_40G);
+	CAP32_TO_CAP16(SPEED_100G);
+	CAP32_TO_CAP16(FC_RX);
+	CAP32_TO_CAP16(FC_TX);
+	CAP32_TO_CAP16(802_3_PAUSE);
+	CAP32_TO_CAP16(802_3_ASM_DIR);
+	CAP32_TO_CAP16(ANEG);
+	CAP32_TO_CAP16(MDIX);
+	CAP32_TO_CAP16(MDIAUTO);
+	CAP32_TO_CAP16(FEC_RS);
+	CAP32_TO_CAP16(FEC_BASER_RS);
+
+#undef CAP32_TO_CAP16
+
+	return caps16;
+}
+
+/* Translate Firmware Pause specification to Common Code */
+static inline enum cc_pause fwcap_to_cc_pause(fw_port_cap32_t fw_pause)
+{
+	enum cc_pause cc_pause = 0;
+
+	if (fw_pause & FW_PORT_CAP32_FC_RX)
+		cc_pause |= PAUSE_RX;
+	if (fw_pause & FW_PORT_CAP32_FC_TX)
+		cc_pause |= PAUSE_TX;
+
+	return cc_pause;
+}
+
+/* Translate Common Code Pause Frame specification into Firmware */
+static inline fw_port_cap32_t cc_to_fwcap_pause(enum cc_pause cc_pause)
+{
+	fw_port_cap32_t fw_pause = 0;
+
+	if (cc_pause & PAUSE_RX)
+		fw_pause |= FW_PORT_CAP32_FC_RX;
+	if (cc_pause & PAUSE_TX)
+		fw_pause |= FW_PORT_CAP32_FC_TX;
+
+	return fw_pause;
+}
+
+/* Translate Firmware Forward Error Correction specification to Common Code */
+static inline enum cc_fec fwcap_to_cc_fec(fw_port_cap32_t fw_fec)
+{
+	enum cc_fec cc_fec = 0;
+
+	if (fw_fec & FW_PORT_CAP32_FEC_RS)
+		cc_fec |= FEC_RS;
+	if (fw_fec & FW_PORT_CAP32_FEC_BASER_RS)
+		cc_fec |= FEC_BASER_RS;
+
+	return cc_fec;
+}
+
+/* Translate Common Code Forward Error Correction specification to Firmware */
+static inline fw_port_cap32_t cc_to_fwcap_fec(enum cc_fec cc_fec)
+{
+	fw_port_cap32_t fw_fec = 0;
+
+	if (cc_fec & FEC_RS)
+		fw_fec |= FW_PORT_CAP32_FEC_RS;
+	if (cc_fec & FEC_BASER_RS)
+		fw_fec |= FW_PORT_CAP32_FEC_BASER_RS;
+
+	return fw_fec;
+}
+
+/**
+ * t4_link_l1cfg - apply link configuration to MAC/PHY
+ * @adapter: the adapter
+ * @mbox: the Firmware Mailbox to use
+ * @port: the Port ID
+ * @lc: the Port's Link Configuration
+ *
+ * Set up a port's MAC and PHY according to a desired link configuration.
+ * - If the PHY can auto-negotiate first decide what to advertise, then
+ *   enable/disable auto-negotiation as desired, and reset.
+ * - If the PHY does not auto-negotiate just reset it.
+ * - If auto-negotiation is off set the MAC to the proper speed/duplex/FC,
+ *   otherwise do it later based on the outcome of auto-negotiation.
+ */
+int t4_link_l1cfg(struct adapter *adap, unsigned int mbox, unsigned int port,
+		  struct link_config *lc)
+{
+	unsigned int fw_mdi = V_FW_PORT_CAP32_MDI(FW_PORT_CAP32_MDI_AUTO);
+	unsigned int fw_caps = adap->params.fw_caps_support;
+	fw_port_cap32_t fw_fc, cc_fec, fw_fec, rcap;
+	struct fw_port_cmd cmd;
+
+	lc->link_ok = 0;
+
+	fw_fc = cc_to_fwcap_pause(lc->requested_fc);
+
+	/* Convert Common Code Forward Error Control settings into the
+	 * Firmware's API.  If the current Requested FEC has "Automatic"
+	 * (IEEE 802.3) specified, then we use whatever the Firmware
+	 * sent us as part of it's IEEE 802.3-based interpratation of
+	 * the Transceiver Module EPROM FEC parameters.  Otherwise we
+	 * use whatever is in the current Requested FEC settings.
+	 */
+	if (lc->requested_fec & FEC_AUTO)
+		cc_fec = lc->auto_fec;
+	else
+		cc_fec = lc->requested_fec;
+	fw_fec = cc_to_fwcap_fec(cc_fec);
+
+	/* Figure out what our Requested Port Capabilities are going to be.
+	 */
+	if (!(lc->pcaps & FW_PORT_CAP32_ANEG)) {
+		rcap = (lc->pcaps & ADVERT_MASK) | fw_fc | fw_fec;
+		lc->fc = lc->requested_fc & ~PAUSE_AUTONEG;
+		lc->fec = cc_fec;
+	} else if (lc->autoneg == AUTONEG_DISABLE) {
+		rcap = lc->requested_speed | fw_fc | fw_fec | fw_mdi;
+		lc->fc = lc->requested_fc & ~PAUSE_AUTONEG;
+		lc->fec = cc_fec;
+	} else {
+		rcap = lc->acaps | fw_fc | fw_fec | fw_mdi;
+	}
+
+	/* And send that on to the Firmware ...
+	 */
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_portid = cpu_to_be32(V_FW_CMD_OP(FW_PORT_CMD) |
+				       F_FW_CMD_REQUEST | F_FW_CMD_EXEC |
+				       V_FW_PORT_CMD_PORTID(port));
+	cmd.action_to_len16 =
+		cpu_to_be32(V_FW_PORT_CMD_ACTION(fw_caps == FW_CAPS16 ?
+						 FW_PORT_ACTION_L1_CFG :
+						 FW_PORT_ACTION_L1_CFG32) |
+			    FW_LEN16(cmd));
+
+	if (fw_caps == FW_CAPS16)
+		cmd.u.l1cfg.rcap = cpu_to_be32(fwcaps32_to_caps16(rcap));
+	else
+		cmd.u.l1cfg32.rcap32 = cpu_to_be32(rcap);
+
+	return t4_wr_mbox(adap, mbox, &cmd, sizeof(cmd), NULL);
+}
+
+/**
+ * t4_flash_cfg_addr - return the address of the flash configuration file
+ * @adapter: the adapter
+ *
+ * Return the address within the flash where the Firmware Configuration
+ * File is stored, or an error if the device FLASH is too small to contain
+ * a Firmware Configuration File.
+ */
+int t4_flash_cfg_addr(struct adapter *adapter)
+{
+	/*
+	 * If the device FLASH isn't large enough to hold a Firmware
+	 * Configuration File, return an error.
+	 */
+	if (adapter->params.sf_size < FLASH_CFG_START + FLASH_CFG_MAX_SIZE)
+		return -ENOSPC;
+
+	return FLASH_CFG_START;
+}
+
+#define PF_INTR_MASK (F_PFSW | F_PFCIM)
+
+/**
+ * t4_intr_enable - enable interrupts
+ * @adapter: the adapter whose interrupts should be enabled
+ *
+ * Enable PF-specific interrupts for the calling function and the top-level
+ * interrupt concentrator for global interrupts.  Interrupts are already
+ * enabled at each module, here we just enable the roots of the interrupt
+ * hierarchies.
+ *
+ * Note: this function should be called only when the driver manages
+ * non PF-specific interrupts from the various HW modules.  Only one PCI
+ * function at a time should be doing this.
+ */
+void t4_intr_enable(struct adapter *adapter)
+{
+	u32 val = 0;
+	u32 whoami = t4_read_reg(adapter, A_PL_WHOAMI);
+	u32 pf = CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5 ?
+		 G_SOURCEPF(whoami) : G_T6_SOURCEPF(whoami);
+
+	if (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5)
+		val = F_ERR_DROPPED_DB | F_ERR_EGR_CTXT_PRIO | F_DBFIFO_HP_INT;
+	t4_write_reg(adapter, A_SGE_INT_ENABLE3, F_ERR_CPL_EXCEED_IQE_SIZE |
+		     F_ERR_INVALID_CIDX_INC | F_ERR_CPL_OPCODE_0 |
+		     F_ERR_DATA_CPL_ON_HIGH_QID1 | F_INGRESS_SIZE_ERR |
+		     F_ERR_DATA_CPL_ON_HIGH_QID0 | F_ERR_BAD_DB_PIDX3 |
+		     F_ERR_BAD_DB_PIDX2 | F_ERR_BAD_DB_PIDX1 |
+		     F_ERR_BAD_DB_PIDX0 | F_ERR_ING_CTXT_PRIO |
+		     F_DBFIFO_LP_INT | F_EGRESS_SIZE_ERR | val);
+	t4_write_reg(adapter, MYPF_REG(A_PL_PF_INT_ENABLE), PF_INTR_MASK);
+	t4_set_reg_field(adapter, A_PL_INT_MAP0, 0, 1 << pf);
+}
+
+/**
+ * t4_intr_disable - disable interrupts
+ * @adapter: the adapter whose interrupts should be disabled
+ *
+ * Disable interrupts.  We only disable the top-level interrupt
+ * concentrators.  The caller must be a PCI function managing global
+ * interrupts.
+ */
+void t4_intr_disable(struct adapter *adapter)
+{
+	u32 whoami = t4_read_reg(adapter, A_PL_WHOAMI);
+	u32 pf = CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5 ?
+		 G_SOURCEPF(whoami) : G_T6_SOURCEPF(whoami);
+
+	t4_write_reg(adapter, MYPF_REG(A_PL_PF_INT_ENABLE), 0);
+	t4_set_reg_field(adapter, A_PL_INT_MAP0, 1 << pf, 0);
+}
+
+/**
+ * t4_get_port_type_description - return Port Type string description
+ * @port_type: firmware Port Type enumeration
+ */
+const char *t4_get_port_type_description(enum fw_port_type port_type)
+{
+	static const char * const port_type_description[] = {
+		"Fiber_XFI",
+		"Fiber_XAUI",
+		"BT_SGMII",
+		"BT_XFI",
+		"BT_XAUI",
+		"KX4",
+		"CX4",
+		"KX",
+		"KR",
+		"SFP",
+		"BP_AP",
+		"BP4_AP",
+		"QSFP_10G",
+		"QSA",
+		"QSFP",
+		"BP40_BA",
+		"KR4_100G",
+		"CR4_QSFP",
+		"CR_QSFP",
+		"CR2_QSFP",
+		"SFP28",
+		"KR_SFP28",
+	};
+
+	if (port_type < ARRAY_SIZE(port_type_description))
+		return port_type_description[port_type];
+	return "UNKNOWN";
+}
+
+/**
+ * t4_get_mps_bg_map - return the buffer groups associated with a port
+ * @adap: the adapter
+ * @pidx: the port index
+ *
+ * Returns a bitmap indicating which MPS buffer groups are associated
+ * with the given port.  Bit i is set if buffer group i is used by the
+ * port.
+ */
+unsigned int t4_get_mps_bg_map(struct adapter *adap, unsigned int pidx)
+{
+	unsigned int chip_version = CHELSIO_CHIP_VERSION(adap->params.chip);
+	unsigned int nports = 1 << G_NUMPORTS(t4_read_reg(adap,
+							  A_MPS_CMN_CTL));
+
+	if (pidx >= nports) {
+		dev_warn(adap, "MPS Port Index %d >= Nports %d\n",
+			 pidx, nports);
+		return 0;
+	}
+
+	switch (chip_version) {
+	case CHELSIO_T4:
+	case CHELSIO_T5:
+		switch (nports) {
+		case 1: return 0xf;
+		case 2: return 3 << (2 * pidx);
+		case 4: return 1 << pidx;
+		}
+		break;
+
+	case CHELSIO_T6:
+		switch (nports) {
+		case 2: return 1 << (2 * pidx);
+		}
+		break;
+	}
+
+	dev_err(adap, "Need MPS Buffer Group Map for Chip %0x, Nports %d\n",
+		chip_version, nports);
+	return 0;
+}
+
+/**
+ * t4_get_tp_ch_map - return TP ingress channels associated with a port
+ * @adapter: the adapter
+ * @pidx: the port index
+ *
+ * Returns a bitmap indicating which TP Ingress Channels are associated with
+ * a given Port.  Bit i is set if TP Ingress Channel i is used by the Port.
+ */
+unsigned int t4_get_tp_ch_map(struct adapter *adapter, unsigned int pidx)
+{
+	unsigned int chip_version = CHELSIO_CHIP_VERSION(adapter->params.chip);
+	unsigned int nports = 1 << G_NUMPORTS(t4_read_reg(adapter,
+							  A_MPS_CMN_CTL));
+
+	if (pidx >= nports) {
+		dev_warn(adap, "TP Port Index %d >= Nports %d\n",
+			 pidx, nports);
+		return 0;
+	}
+
+	switch (chip_version) {
+	case CHELSIO_T4:
+	case CHELSIO_T5:
+		/* Note that this happens to be the same values as the MPS
+		 * Buffer Group Map for these Chips.  But we replicate the code
+		 * here because they're really separate concepts.
+		 */
+		switch (nports) {
+		case 1: return 0xf;
+		case 2: return 3 << (2 * pidx);
+		case 4: return 1 << pidx;
+		}
+		break;
+
+	case CHELSIO_T6:
+		switch (nports) {
+		case 2: return 1 << pidx;
+		}
+		break;
+	}
+
+	dev_err(adapter, "Need TP Channel Map for Chip %0x, Nports %d\n",
+		chip_version, nports);
+	return 0;
+}
+
+/**
+ * t4_get_port_stats - collect port statistics
+ * @adap: the adapter
+ * @idx: the port index
+ * @p: the stats structure to fill
+ *
+ * Collect statistics related to the given port from HW.
+ */
+void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p)
+{
+	u32 bgmap = t4_get_mps_bg_map(adap, idx);
+	u32 stat_ctl = t4_read_reg(adap, A_MPS_STAT_CTL);
+
+#define GET_STAT(name) \
+	t4_read_reg64(adap, \
+		      (is_t4(adap->params.chip) ? \
+		       PORT_REG(idx, A_MPS_PORT_STAT_##name##_L) :\
+		       T5_PORT_REG(idx, A_MPS_PORT_STAT_##name##_L)))
+#define GET_STAT_COM(name) t4_read_reg64(adap, A_MPS_STAT_##name##_L)
+
+	p->tx_octets           = GET_STAT(TX_PORT_BYTES);
+	p->tx_frames           = GET_STAT(TX_PORT_FRAMES);
+	p->tx_bcast_frames     = GET_STAT(TX_PORT_BCAST);
+	p->tx_mcast_frames     = GET_STAT(TX_PORT_MCAST);
+	p->tx_ucast_frames     = GET_STAT(TX_PORT_UCAST);
+	p->tx_error_frames     = GET_STAT(TX_PORT_ERROR);
+	p->tx_frames_64        = GET_STAT(TX_PORT_64B);
+	p->tx_frames_65_127    = GET_STAT(TX_PORT_65B_127B);
+	p->tx_frames_128_255   = GET_STAT(TX_PORT_128B_255B);
+	p->tx_frames_256_511   = GET_STAT(TX_PORT_256B_511B);
+	p->tx_frames_512_1023  = GET_STAT(TX_PORT_512B_1023B);
+	p->tx_frames_1024_1518 = GET_STAT(TX_PORT_1024B_1518B);
+	p->tx_frames_1519_max  = GET_STAT(TX_PORT_1519B_MAX);
+	p->tx_drop             = GET_STAT(TX_PORT_DROP);
+	p->tx_pause            = GET_STAT(TX_PORT_PAUSE);
+	p->tx_ppp0             = GET_STAT(TX_PORT_PPP0);
+	p->tx_ppp1             = GET_STAT(TX_PORT_PPP1);
+	p->tx_ppp2             = GET_STAT(TX_PORT_PPP2);
+	p->tx_ppp3             = GET_STAT(TX_PORT_PPP3);
+	p->tx_ppp4             = GET_STAT(TX_PORT_PPP4);
+	p->tx_ppp5             = GET_STAT(TX_PORT_PPP5);
+	p->tx_ppp6             = GET_STAT(TX_PORT_PPP6);
+	p->tx_ppp7             = GET_STAT(TX_PORT_PPP7);
+
+	if (CHELSIO_CHIP_VERSION(adap->params.chip) >= CHELSIO_T5) {
+		if (stat_ctl & F_COUNTPAUSESTATTX) {
+			p->tx_frames -= p->tx_pause;
+			p->tx_octets -= p->tx_pause * 64;
+		}
+		if (stat_ctl & F_COUNTPAUSEMCTX)
+			p->tx_mcast_frames -= p->tx_pause;
+	}
+
+	p->rx_octets           = GET_STAT(RX_PORT_BYTES);
+	p->rx_frames           = GET_STAT(RX_PORT_FRAMES);
+	p->rx_bcast_frames     = GET_STAT(RX_PORT_BCAST);
+	p->rx_mcast_frames     = GET_STAT(RX_PORT_MCAST);
+	p->rx_ucast_frames     = GET_STAT(RX_PORT_UCAST);
+	p->rx_too_long         = GET_STAT(RX_PORT_MTU_ERROR);
+	p->rx_jabber           = GET_STAT(RX_PORT_MTU_CRC_ERROR);
+	p->rx_fcs_err          = GET_STAT(RX_PORT_CRC_ERROR);
+	p->rx_len_err          = GET_STAT(RX_PORT_LEN_ERROR);
+	p->rx_symbol_err       = GET_STAT(RX_PORT_SYM_ERROR);
+	p->rx_runt             = GET_STAT(RX_PORT_LESS_64B);
+	p->rx_frames_64        = GET_STAT(RX_PORT_64B);
+	p->rx_frames_65_127    = GET_STAT(RX_PORT_65B_127B);
+	p->rx_frames_128_255   = GET_STAT(RX_PORT_128B_255B);
+	p->rx_frames_256_511   = GET_STAT(RX_PORT_256B_511B);
+	p->rx_frames_512_1023  = GET_STAT(RX_PORT_512B_1023B);
+	p->rx_frames_1024_1518 = GET_STAT(RX_PORT_1024B_1518B);
+	p->rx_frames_1519_max  = GET_STAT(RX_PORT_1519B_MAX);
+	p->rx_pause            = GET_STAT(RX_PORT_PAUSE);
+	p->rx_ppp0             = GET_STAT(RX_PORT_PPP0);
+	p->rx_ppp1             = GET_STAT(RX_PORT_PPP1);
+	p->rx_ppp2             = GET_STAT(RX_PORT_PPP2);
+	p->rx_ppp3             = GET_STAT(RX_PORT_PPP3);
+	p->rx_ppp4             = GET_STAT(RX_PORT_PPP4);
+	p->rx_ppp5             = GET_STAT(RX_PORT_PPP5);
+	p->rx_ppp6             = GET_STAT(RX_PORT_PPP6);
+	p->rx_ppp7             = GET_STAT(RX_PORT_PPP7);
+
+	if (CHELSIO_CHIP_VERSION(adap->params.chip) >= CHELSIO_T5) {
+		if (stat_ctl & F_COUNTPAUSESTATRX) {
+			p->rx_frames -= p->rx_pause;
+			p->rx_octets -= p->rx_pause * 64;
+		}
+		if (stat_ctl & F_COUNTPAUSEMCRX)
+			p->rx_mcast_frames -= p->rx_pause;
+	}
+
+	p->rx_ovflow0 = (bgmap & 1) ? GET_STAT_COM(RX_BG_0_MAC_DROP_FRAME) : 0;
+	p->rx_ovflow1 = (bgmap & 2) ? GET_STAT_COM(RX_BG_1_MAC_DROP_FRAME) : 0;
+	p->rx_ovflow2 = (bgmap & 4) ? GET_STAT_COM(RX_BG_2_MAC_DROP_FRAME) : 0;
+	p->rx_ovflow3 = (bgmap & 8) ? GET_STAT_COM(RX_BG_3_MAC_DROP_FRAME) : 0;
+	p->rx_trunc0 = (bgmap & 1) ? GET_STAT_COM(RX_BG_0_MAC_TRUNC_FRAME) : 0;
+	p->rx_trunc1 = (bgmap & 2) ? GET_STAT_COM(RX_BG_1_MAC_TRUNC_FRAME) : 0;
+	p->rx_trunc2 = (bgmap & 4) ? GET_STAT_COM(RX_BG_2_MAC_TRUNC_FRAME) : 0;
+	p->rx_trunc3 = (bgmap & 8) ? GET_STAT_COM(RX_BG_3_MAC_TRUNC_FRAME) : 0;
+
+#undef GET_STAT
+#undef GET_STAT_COM
+}
+
+/**
+ * t4_get_port_stats_offset - collect port stats relative to a previous snapshot
+ * @adap: The adapter
+ * @idx: The port
+ * @stats: Current stats to fill
+ * @offset: Previous stats snapshot
+ */
+void t4_get_port_stats_offset(struct adapter *adap, int idx,
+			      struct port_stats *stats,
+			      struct port_stats *offset)
+{
+	u64 *s, *o;
+	unsigned int i;
+
+	t4_get_port_stats(adap, idx, stats);
+	for (i = 0, s = (u64 *)stats, o = (u64 *)offset;
+	     i < (sizeof(struct port_stats) / sizeof(u64));
+	     i++, s++, o++)
+		*s -= *o;
+}
+
+/**
+ * t4_clr_port_stats - clear port statistics
+ * @adap: the adapter
+ * @idx: the port index
+ *
+ * Clear HW statistics for the given port.
+ */
+void t4_clr_port_stats(struct adapter *adap, int idx)
+{
+	unsigned int i;
+	u32 bgmap = t4_get_mps_bg_map(adap, idx);
+	u32 port_base_addr;
+
+	if (is_t4(adap->params.chip))
+		port_base_addr = PORT_BASE(idx);
+	else
+		port_base_addr = T5_PORT_BASE(idx);
+
+	for (i = A_MPS_PORT_STAT_TX_PORT_BYTES_L;
+	     i <= A_MPS_PORT_STAT_TX_PORT_PPP7_H; i += 8)
+		t4_write_reg(adap, port_base_addr + i, 0);
+	for (i = A_MPS_PORT_STAT_RX_PORT_BYTES_L;
+	     i <= A_MPS_PORT_STAT_RX_PORT_LESS_64B_H; i += 8)
+		t4_write_reg(adap, port_base_addr + i, 0);
+	for (i = 0; i < 4; i++)
+		if (bgmap & (1 << i)) {
+			t4_write_reg(adap,
+				     A_MPS_STAT_RX_BG_0_MAC_DROP_FRAME_L +
+				     i * 8, 0);
+			t4_write_reg(adap,
+				     A_MPS_STAT_RX_BG_0_MAC_TRUNC_FRAME_L +
+				     i * 8, 0);
+		}
+}
+
+/**
+ * t4_fw_hello - establish communication with FW
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @evt_mbox: mailbox to receive async FW events
+ * @master: specifies the caller's willingness to be the device master
+ * @state: returns the current device state (if non-NULL)
+ *
+ * Issues a command to establish communication with FW.  Returns either
+ * an error (negative integer) or the mailbox of the Master PF.
+ */
+int t4_fw_hello(struct adapter *adap, unsigned int mbox, unsigned int evt_mbox,
+		enum dev_master master, enum dev_state *state)
+{
+	int ret;
+	struct fw_hello_cmd c;
+	u32 v;
+	unsigned int master_mbox;
+	int retries = FW_CMD_HELLO_RETRIES;
+
+retry:
+	memset(&c, 0, sizeof(c));
+	INIT_CMD(c, HELLO, WRITE);
+	c.err_to_clearinit = cpu_to_be32(
+			V_FW_HELLO_CMD_MASTERDIS(master == MASTER_CANT) |
+			V_FW_HELLO_CMD_MASTERFORCE(master == MASTER_MUST) |
+			V_FW_HELLO_CMD_MBMASTER(master == MASTER_MUST ? mbox :
+						M_FW_HELLO_CMD_MBMASTER) |
+			V_FW_HELLO_CMD_MBASYNCNOT(evt_mbox) |
+			V_FW_HELLO_CMD_STAGE(FW_HELLO_CMD_STAGE_OS) |
+			F_FW_HELLO_CMD_CLEARINIT);
+
+	/*
+	 * Issue the HELLO command to the firmware.  If it's not successful
+	 * but indicates that we got a "busy" or "timeout" condition, retry
+	 * the HELLO until we exhaust our retry limit.  If we do exceed our
+	 * retry limit, check to see if the firmware left us any error
+	 * information and report that if so ...
+	 */
+	ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
+	if (ret != FW_SUCCESS) {
+		if ((ret == -EBUSY || ret == -ETIMEDOUT) && retries-- > 0)
+			goto retry;
+		if (t4_read_reg(adap, A_PCIE_FW) & F_PCIE_FW_ERR)
+			t4_report_fw_error(adap);
+		return ret;
+	}
+
+	v = be32_to_cpu(c.err_to_clearinit);
+	master_mbox = G_FW_HELLO_CMD_MBMASTER(v);
+	if (state) {
+		if (v & F_FW_HELLO_CMD_ERR)
+			*state = DEV_STATE_ERR;
+		else if (v & F_FW_HELLO_CMD_INIT)
+			*state = DEV_STATE_INIT;
+		else
+			*state = DEV_STATE_UNINIT;
+	}
+
+	/*
+	 * If we're not the Master PF then we need to wait around for the
+	 * Master PF Driver to finish setting up the adapter.
+	 *
+	 * Note that we also do this wait if we're a non-Master-capable PF and
+	 * there is no current Master PF; a Master PF may show up momentarily
+	 * and we wouldn't want to fail pointlessly.  (This can happen when an
+	 * OS loads lots of different drivers rapidly at the same time).  In
+	 * this case, the Master PF returned by the firmware will be
+	 * M_PCIE_FW_MASTER so the test below will work ...
+	 */
+	if ((v & (F_FW_HELLO_CMD_ERR | F_FW_HELLO_CMD_INIT)) == 0 &&
+	    master_mbox != mbox) {
+		int waiting = FW_CMD_HELLO_TIMEOUT;
+
+		/*
+		 * Wait for the firmware to either indicate an error or
+		 * initialized state.  If we see either of these we bail out
+		 * and report the issue to the caller.  If we exhaust the
+		 * "hello timeout" and we haven't exhausted our retries, try
+		 * again.  Otherwise bail with a timeout error.
+		 */
+		for (;;) {
+			u32 pcie_fw;
+
+			msleep(50);
+			waiting -= 50;
+
+			/*
+			 * If neither Error nor Initialialized are indicated
+			 * by the firmware keep waiting till we exaust our
+			 * timeout ... and then retry if we haven't exhausted
+			 * our retries ...
+			 */
+			pcie_fw = t4_read_reg(adap, A_PCIE_FW);
+			if (!(pcie_fw & (F_PCIE_FW_ERR | F_PCIE_FW_INIT))) {
+				if (waiting <= 0) {
+					if (retries-- > 0)
+						goto retry;
+
+					return -ETIMEDOUT;
+				}
+				continue;
+			}
+
+			/*
+			 * We either have an Error or Initialized condition
+			 * report errors preferentially.
+			 */
+			if (state) {
+				if (pcie_fw & F_PCIE_FW_ERR)
+					*state = DEV_STATE_ERR;
+				else if (pcie_fw & F_PCIE_FW_INIT)
+					*state = DEV_STATE_INIT;
+			}
+
+			/*
+			 * If we arrived before a Master PF was selected and
+			 * there's not a valid Master PF, grab its identity
+			 * for our caller.
+			 */
+			if (master_mbox == M_PCIE_FW_MASTER &&
+			    (pcie_fw & F_PCIE_FW_MASTER_VLD))
+				master_mbox = G_PCIE_FW_MASTER(pcie_fw);
+			break;
+		}
+	}
+
+	return master_mbox;
+}
+
+/**
+ * t4_fw_bye - end communication with FW
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ *
+ * Issues a command to terminate communication with FW.
+ */
+int t4_fw_bye(struct adapter *adap, unsigned int mbox)
+{
+	struct fw_bye_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	INIT_CMD(c, BYE, WRITE);
+	return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_fw_reset - issue a reset to FW
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @reset: specifies the type of reset to perform
+ *
+ * Issues a reset command of the specified type to FW.
+ */
+int t4_fw_reset(struct adapter *adap, unsigned int mbox, int reset)
+{
+	struct fw_reset_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	INIT_CMD(c, RESET, WRITE);
+	c.val = cpu_to_be32(reset);
+	return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_fw_halt - issue a reset/halt to FW and put uP into RESET
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW RESET command (if desired)
+ * @force: force uP into RESET even if FW RESET command fails
+ *
+ * Issues a RESET command to firmware (if desired) with a HALT indication
+ * and then puts the microprocessor into RESET state.  The RESET command
+ * will only be issued if a legitimate mailbox is provided (mbox <=
+ * M_PCIE_FW_MASTER).
+ *
+ * This is generally used in order for the host to safely manipulate the
+ * adapter without fear of conflicting with whatever the firmware might
+ * be doing.  The only way out of this state is to RESTART the firmware
+ * ...
+ */
+int t4_fw_halt(struct adapter *adap, unsigned int mbox, int force)
+{
+	int ret = 0;
+
+	/*
+	 * If a legitimate mailbox is provided, issue a RESET command
+	 * with a HALT indication.
+	 */
+	if (mbox <= M_PCIE_FW_MASTER) {
+		struct fw_reset_cmd c;
+
+		memset(&c, 0, sizeof(c));
+		INIT_CMD(c, RESET, WRITE);
+		c.val = cpu_to_be32(F_PIORST | F_PIORSTMODE);
+		c.halt_pkd = cpu_to_be32(F_FW_RESET_CMD_HALT);
+		ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+	}
+
+	/*
+	 * Normally we won't complete the operation if the firmware RESET
+	 * command fails but if our caller insists we'll go ahead and put the
+	 * uP into RESET.  This can be useful if the firmware is hung or even
+	 * missing ...  We'll have to take the risk of putting the uP into
+	 * RESET without the cooperation of firmware in that case.
+	 *
+	 * We also force the firmware's HALT flag to be on in case we bypassed
+	 * the firmware RESET command above or we're dealing with old firmware
+	 * which doesn't have the HALT capability.  This will serve as a flag
+	 * for the incoming firmware to know that it's coming out of a HALT
+	 * rather than a RESET ... if it's new enough to understand that ...
+	 */
+	if (ret == 0 || force) {
+		t4_set_reg_field(adap, A_CIM_BOOT_CFG, F_UPCRST, F_UPCRST);
+		t4_set_reg_field(adap, A_PCIE_FW, F_PCIE_FW_HALT,
+				 F_PCIE_FW_HALT);
+	}
+
+	/*
+	 * And we always return the result of the firmware RESET command
+	 * even when we force the uP into RESET ...
+	 */
+	return ret;
+}
+
+/**
+ * t4_fw_restart - restart the firmware by taking the uP out of RESET
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW RESET command (if desired)
+ * @reset: if we want to do a RESET to restart things
+ *
+ * Restart firmware previously halted by t4_fw_halt().  On successful
+ * return the previous PF Master remains as the new PF Master and there
+ * is no need to issue a new HELLO command, etc.
+ *
+ * We do this in two ways:
+ *
+ * 1. If we're dealing with newer firmware we'll simply want to take
+ *    the chip's microprocessor out of RESET.  This will cause the
+ *    firmware to start up from its start vector.  And then we'll loop
+ *    until the firmware indicates it's started again (PCIE_FW.HALT
+ *    reset to 0) or we timeout.
+ *
+ * 2. If we're dealing with older firmware then we'll need to RESET
+ *    the chip since older firmware won't recognize the PCIE_FW.HALT
+ *    flag and automatically RESET itself on startup.
+ */
+int t4_fw_restart(struct adapter *adap, unsigned int mbox, int reset)
+{
+	if (reset) {
+		/*
+		 * Since we're directing the RESET instead of the firmware
+		 * doing it automatically, we need to clear the PCIE_FW.HALT
+		 * bit.
+		 */
+		t4_set_reg_field(adap, A_PCIE_FW, F_PCIE_FW_HALT, 0);
+
+		/*
+		 * If we've been given a valid mailbox, first try to get the
+		 * firmware to do the RESET.  If that works, great and we can
+		 * return success.  Otherwise, if we haven't been given a
+		 * valid mailbox or the RESET command failed, fall back to
+		 * hitting the chip with a hammer.
+		 */
+		if (mbox <= M_PCIE_FW_MASTER) {
+			t4_set_reg_field(adap, A_CIM_BOOT_CFG, F_UPCRST, 0);
+			msleep(100);
+			if (t4_fw_reset(adap, mbox,
+					F_PIORST | F_PIORSTMODE) == 0)
+				return 0;
+		}
+
+		t4_write_reg(adap, A_PL_RST, F_PIORST | F_PIORSTMODE);
+		msleep(2000);
+	} else {
+		int ms;
+
+		t4_set_reg_field(adap, A_CIM_BOOT_CFG, F_UPCRST, 0);
+		for (ms = 0; ms < FW_CMD_MAX_TIMEOUT; ) {
+			if (!(t4_read_reg(adap, A_PCIE_FW) & F_PCIE_FW_HALT))
+				return FW_SUCCESS;
+			msleep(100);
+			ms += 100;
+		}
+		return -ETIMEDOUT;
+	}
+	return 0;
+}
+
+/**
+ * t4_fl_pkt_align - return the fl packet alignment
+ * @adap: the adapter
+ *
+ * T4 has a single field to specify the packing and padding boundary.
+ * T5 onwards has separate fields for this and hence the alignment for
+ * next packet offset is maximum of these two.
+ */
+int t4_fl_pkt_align(struct adapter *adap)
+{
+	u32 sge_control, sge_control2;
+	unsigned int ingpadboundary, ingpackboundary, fl_align, ingpad_shift;
+
+	sge_control = t4_read_reg(adap, A_SGE_CONTROL);
+
+	/* T4 uses a single control field to specify both the PCIe Padding and
+	 * Packing Boundary.  T5 introduced the ability to specify these
+	 * separately.  The actual Ingress Packet Data alignment boundary
+	 * within Packed Buffer Mode is the maximum of these two
+	 * specifications.
+	 */
+	if (CHELSIO_CHIP_VERSION(adap->params.chip) <= CHELSIO_T5)
+		ingpad_shift = X_INGPADBOUNDARY_SHIFT;
+	else
+		ingpad_shift = X_T6_INGPADBOUNDARY_SHIFT;
+
+	ingpadboundary = 1 << (G_INGPADBOUNDARY(sge_control) + ingpad_shift);
+
+	fl_align = ingpadboundary;
+	if (!is_t4(adap->params.chip)) {
+		sge_control2 = t4_read_reg(adap, A_SGE_CONTROL2);
+		ingpackboundary = G_INGPACKBOUNDARY(sge_control2);
+		if (ingpackboundary == X_INGPACKBOUNDARY_16B)
+			ingpackboundary = 16;
+		else
+			ingpackboundary = 1 << (ingpackboundary +
+					X_INGPACKBOUNDARY_SHIFT);
+
+		fl_align = max(ingpadboundary, ingpackboundary);
+	}
+	return fl_align;
+}
+
+/**
+ * t4_fixup_host_params_compat - fix up host-dependent parameters
+ * @adap: the adapter
+ * @page_size: the host's Base Page Size
+ * @cache_line_size: the host's Cache Line Size
+ * @chip_compat: maintain compatibility with designated chip
+ *
+ * Various registers in the chip contain values which are dependent on the
+ * host's Base Page and Cache Line Sizes.  This function will fix all of
+ * those registers with the appropriate values as passed in ...
+ *
+ * @chip_compat is used to limit the set of changes that are made
+ * to be compatible with the indicated chip release.  This is used by
+ * drivers to maintain compatibility with chip register settings when
+ * the drivers haven't [yet] been updated with new chip support.
+ */
+int t4_fixup_host_params_compat(struct adapter *adap,
+				unsigned int page_size,
+				unsigned int cache_line_size,
+				enum chip_type chip_compat)
+{
+	unsigned int page_shift = cxgbe_fls(page_size) - 1;
+	unsigned int sge_hps = page_shift - 10;
+	unsigned int stat_len = cache_line_size > 64 ? 128 : 64;
+	unsigned int fl_align = cache_line_size < 32 ? 32 : cache_line_size;
+	unsigned int fl_align_log = cxgbe_fls(fl_align) - 1;
+
+	t4_write_reg(adap, A_SGE_HOST_PAGE_SIZE,
+		     V_HOSTPAGESIZEPF0(sge_hps) |
+		     V_HOSTPAGESIZEPF1(sge_hps) |
+		     V_HOSTPAGESIZEPF2(sge_hps) |
+		     V_HOSTPAGESIZEPF3(sge_hps) |
+		     V_HOSTPAGESIZEPF4(sge_hps) |
+		     V_HOSTPAGESIZEPF5(sge_hps) |
+		     V_HOSTPAGESIZEPF6(sge_hps) |
+		     V_HOSTPAGESIZEPF7(sge_hps));
+
+	if (is_t4(adap->params.chip) || is_t4(chip_compat))
+		t4_set_reg_field(adap, A_SGE_CONTROL,
+				 V_INGPADBOUNDARY(M_INGPADBOUNDARY) |
+				 F_EGRSTATUSPAGESIZE,
+				 V_INGPADBOUNDARY(fl_align_log -
+						  X_INGPADBOUNDARY_SHIFT) |
+				V_EGRSTATUSPAGESIZE(stat_len != 64));
+	else {
+		unsigned int pack_align;
+		unsigned int ingpad, ingpack;
+		unsigned int pcie_cap;
+
+		/*
+		 * T5 introduced the separation of the Free List Padding and
+		 * Packing Boundaries.  Thus, we can select a smaller Padding
+		 * Boundary to avoid uselessly chewing up PCIe Link and Memory
+		 * Bandwidth, and use a Packing Boundary which is large enough
+		 * to avoid false sharing between CPUs, etc.
+		 *
+		 * For the PCI Link, the smaller the Padding Boundary the
+		 * better.  For the Memory Controller, a smaller Padding
+		 * Boundary is better until we cross under the Memory Line
+		 * Size (the minimum unit of transfer to/from Memory).  If we
+		 * have a Padding Boundary which is smaller than the Memory
+		 * Line Size, that'll involve a Read-Modify-Write cycle on the
+		 * Memory Controller which is never good.
+		 */
+
+		/* We want the Packing Boundary to be based on the Cache Line
+		 * Size in order to help avoid False Sharing performance
+		 * issues between CPUs, etc.  We also want the Packing
+		 * Boundary to incorporate the PCI-E Maximum Payload Size.  We
+		 * get best performance when the Packing Boundary is a
+		 * multiple of the Maximum Payload Size.
+		 */
+		pack_align = fl_align;
+		pcie_cap = t4_os_find_pci_capability(adap, PCI_CAP_ID_EXP);
+		if (pcie_cap) {
+			unsigned int mps, mps_log;
+			u16 devctl;
+
+			/* The PCIe Device Control Maximum Payload Size field
+			 * [bits 7:5] encodes sizes as powers of 2 starting at
+			 * 128 bytes.
+			 */
+			t4_os_pci_read_cfg2(adap, pcie_cap + PCI_EXP_DEVCTL,
+					    &devctl);
+			mps_log = ((devctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5) + 7;
+			mps = 1 << mps_log;
+			if (mps > pack_align)
+				pack_align = mps;
+		}
+
+		/*
+		 * N.B. T5 has a different interpretation of the "0" value for
+		 * the Packing Boundary.  This corresponds to 16 bytes instead
+		 * of the expected 32 bytes.  We never have a Packing Boundary
+		 * less than 32 bytes so we can't use that special value but
+		 * on the other hand, if we wanted 32 bytes, the best we can
+		 * really do is 64 bytes ...
+		 */
+		if (pack_align <= 16) {
+			ingpack = X_INGPACKBOUNDARY_16B;
+			fl_align = 16;
+		} else if (pack_align == 32) {
+			ingpack = X_INGPACKBOUNDARY_64B;
+			fl_align = 64;
+		} else {
+			unsigned int pack_align_log = cxgbe_fls(pack_align) - 1;
+
+			ingpack = pack_align_log - X_INGPACKBOUNDARY_SHIFT;
+			fl_align = pack_align;
+		}
+
+		/* Use the smallest Ingress Padding which isn't smaller than
+		 * the Memory Controller Read/Write Size.  We'll take that as
+		 * being 8 bytes since we don't know of any system with a
+		 * wider Memory Controller Bus Width.
+		 */
+		if (is_t5(adap->params.chip))
+			ingpad = X_INGPADBOUNDARY_32B;
+		else
+			ingpad = X_T6_INGPADBOUNDARY_8B;
+		t4_set_reg_field(adap, A_SGE_CONTROL,
+				 V_INGPADBOUNDARY(M_INGPADBOUNDARY) |
+				 F_EGRSTATUSPAGESIZE,
+				 V_INGPADBOUNDARY(ingpad) |
+				 V_EGRSTATUSPAGESIZE(stat_len != 64));
+		t4_set_reg_field(adap, A_SGE_CONTROL2,
+				 V_INGPACKBOUNDARY(M_INGPACKBOUNDARY),
+				 V_INGPACKBOUNDARY(ingpack));
+	}
+
+	/*
+	 * Adjust various SGE Free List Host Buffer Sizes.
+	 *
+	 * The first four entries are:
+	 *
+	 *   0: Host Page Size
+	 *   1: 64KB
+	 *   2: Buffer size corresponding to 1500 byte MTU (unpacked mode)
+	 *   3: Buffer size corresponding to 9000 byte MTU (unpacked mode)
+	 *
+	 * For the single-MTU buffers in unpacked mode we need to include
+	 * space for the SGE Control Packet Shift, 14 byte Ethernet header,
+	 * possible 4 byte VLAN tag, all rounded up to the next Ingress Packet
+	 * Padding boundary.  All of these are accommodated in the Factory
+	 * Default Firmware Configuration File but we need to adjust it for
+	 * this host's cache line size.
+	 */
+	t4_write_reg(adap, A_SGE_FL_BUFFER_SIZE0, page_size);
+	t4_write_reg(adap, A_SGE_FL_BUFFER_SIZE2,
+		     (t4_read_reg(adap, A_SGE_FL_BUFFER_SIZE2) + fl_align - 1)
+		     & ~(fl_align - 1));
+	t4_write_reg(adap, A_SGE_FL_BUFFER_SIZE3,
+		     (t4_read_reg(adap, A_SGE_FL_BUFFER_SIZE3) + fl_align - 1)
+		     & ~(fl_align - 1));
+
+	t4_write_reg(adap, A_ULP_RX_TDDP_PSZ, V_HPZ0(page_shift - 12));
+
+	return 0;
+}
+
+/**
+ * t4_fixup_host_params - fix up host-dependent parameters (T4 compatible)
+ * @adap: the adapter
+ * @page_size: the host's Base Page Size
+ * @cache_line_size: the host's Cache Line Size
+ *
+ * Various registers in T4 contain values which are dependent on the
+ * host's Base Page and Cache Line Sizes.  This function will fix all of
+ * those registers with the appropriate values as passed in ...
+ *
+ * This routine makes changes which are compatible with T4 chips.
+ */
+int t4_fixup_host_params(struct adapter *adap, unsigned int page_size,
+			 unsigned int cache_line_size)
+{
+	return t4_fixup_host_params_compat(adap, page_size, cache_line_size,
+					   T4_LAST_REV);
+}
+
+/**
+ * t4_fw_initialize - ask FW to initialize the device
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ *
+ * Issues a command to FW to partially initialize the device.  This
+ * performs initialization that generally doesn't depend on user input.
+ */
+int t4_fw_initialize(struct adapter *adap, unsigned int mbox)
+{
+	struct fw_initialize_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	INIT_CMD(c, INITIALIZE, WRITE);
+	return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_query_params_rw - query FW or device parameters
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF
+ * @vf: the VF
+ * @nparams: the number of parameters
+ * @params: the parameter names
+ * @val: the parameter values
+ * @rw: Write and read flag
+ *
+ * Reads the value of FW or device parameters.  Up to 7 parameters can be
+ * queried at once.
+ */
+static int t4_query_params_rw(struct adapter *adap, unsigned int mbox,
+			      unsigned int pf, unsigned int vf,
+			      unsigned int nparams, const u32 *params,
+			      u32 *val, int rw)
+{
+	unsigned int i;
+	int ret;
+	struct fw_params_cmd c;
+	__be32 *p = &c.param[0].mnem;
+
+	if (nparams > 7)
+		return -EINVAL;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PARAMS_CMD) |
+				  F_FW_CMD_REQUEST | F_FW_CMD_READ |
+				  V_FW_PARAMS_CMD_PFN(pf) |
+				  V_FW_PARAMS_CMD_VFN(vf));
+	c.retval_len16 = cpu_to_be32(FW_LEN16(c));
+
+	for (i = 0; i < nparams; i++) {
+		*p++ = cpu_to_be32(*params++);
+		if (rw)
+			*p = cpu_to_be32(*(val + i));
+		p++;
+	}
+
+	ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
+	if (ret == 0)
+		for (i = 0, p = &c.param[0].val; i < nparams; i++, p += 2)
+			*val++ = be32_to_cpu(*p);
+	return ret;
+}
+
+int t4_query_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		    unsigned int vf, unsigned int nparams, const u32 *params,
+		    u32 *val)
+{
+	return t4_query_params_rw(adap, mbox, pf, vf, nparams, params, val, 0);
+}
+
+/**
+ * t4_set_params_timeout - sets FW or device parameters
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF
+ * @vf: the VF
+ * @nparams: the number of parameters
+ * @params: the parameter names
+ * @val: the parameter values
+ * @timeout: the timeout time
+ *
+ * Sets the value of FW or device parameters.  Up to 7 parameters can be
+ * specified at once.
+ */
+int t4_set_params_timeout(struct adapter *adap, unsigned int mbox,
+			  unsigned int pf, unsigned int vf,
+			  unsigned int nparams, const u32 *params,
+			  const u32 *val, int timeout)
+{
+	struct fw_params_cmd c;
+	__be32 *p = &c.param[0].mnem;
+
+	if (nparams > 7)
+		return -EINVAL;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PARAMS_CMD) |
+				  F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				  V_FW_PARAMS_CMD_PFN(pf) |
+				  V_FW_PARAMS_CMD_VFN(vf));
+	c.retval_len16 = cpu_to_be32(FW_LEN16(c));
+
+	while (nparams--) {
+		*p++ = cpu_to_be32(*params++);
+		*p++ = cpu_to_be32(*val++);
+	}
+
+	return t4_wr_mbox_timeout(adap, mbox, &c, sizeof(c), NULL, timeout);
+}
+
+int t4_set_params(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		  unsigned int vf, unsigned int nparams, const u32 *params,
+		  const u32 *val)
+{
+	return t4_set_params_timeout(adap, mbox, pf, vf, nparams, params, val,
+				     FW_CMD_MAX_TIMEOUT);
+}
+
+/**
+ * t4_alloc_vi_func - allocate a virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @port: physical port associated with the VI
+ * @pf: the PF owning the VI
+ * @vf: the VF owning the VI
+ * @nmac: number of MAC addresses needed (1 to 5)
+ * @mac: the MAC addresses of the VI
+ * @rss_size: size of RSS table slice associated with this VI
+ * @portfunc: which Port Application Function MAC Address is desired
+ * @idstype: Intrusion Detection Type
+ *
+ * Allocates a virtual interface for the given physical port.  If @mac is
+ * not %NULL it contains the MAC addresses of the VI as assigned by FW.
+ * @mac should be large enough to hold @nmac Ethernet addresses, they are
+ * stored consecutively so the space needed is @nmac * 6 bytes.
+ * Returns a negative error number or the non-negative VI id.
+ */
+int t4_alloc_vi_func(struct adapter *adap, unsigned int mbox,
+		     unsigned int port, unsigned int pf, unsigned int vf,
+		     unsigned int nmac, u8 *mac, unsigned int *rss_size,
+		     unsigned int portfunc, unsigned int idstype,
+		     u8 *vivld, u8 *vin)
+{
+	int ret;
+	struct fw_vi_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_VI_CMD) | F_FW_CMD_REQUEST |
+				  F_FW_CMD_WRITE | F_FW_CMD_EXEC |
+				  V_FW_VI_CMD_PFN(pf) | V_FW_VI_CMD_VFN(vf));
+	c.alloc_to_len16 = cpu_to_be32(F_FW_VI_CMD_ALLOC | FW_LEN16(c));
+	c.type_to_viid = cpu_to_be16(V_FW_VI_CMD_TYPE(idstype) |
+				     V_FW_VI_CMD_FUNC(portfunc));
+	c.portid_pkd = V_FW_VI_CMD_PORTID(port);
+	c.nmac = nmac - 1;
+
+	ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
+	if (ret)
+		return ret;
+
+	if (mac) {
+		memcpy(mac, c.mac, sizeof(c.mac));
+		switch (nmac) {
+		case 5:
+			memcpy(mac + 24, c.nmac3, sizeof(c.nmac3));
+			/* FALLTHROUGH */
+		case 4:
+			memcpy(mac + 18, c.nmac2, sizeof(c.nmac2));
+			/* FALLTHROUGH */
+		case 3:
+			memcpy(mac + 12, c.nmac1, sizeof(c.nmac1));
+			/* FALLTHROUGH */
+		case 2:
+			memcpy(mac + 6,  c.nmac0, sizeof(c.nmac0));
+			/* FALLTHROUGH */
+		}
+	}
+	if (rss_size)
+		*rss_size = G_FW_VI_CMD_RSSSIZE(be16_to_cpu(c.norss_rsssize));
+	if (vivld)
+		*vivld = G_FW_VI_CMD_VFVLD(be32_to_cpu(c.alloc_to_len16));
+	if (vin)
+		*vin = G_FW_VI_CMD_VIN(be32_to_cpu(c.alloc_to_len16));
+	return G_FW_VI_CMD_VIID(cpu_to_be16(c.type_to_viid));
+}
+
+/**
+ * t4_alloc_vi - allocate an [Ethernet Function] virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @port: physical port associated with the VI
+ * @pf: the PF owning the VI
+ * @vf: the VF owning the VI
+ * @nmac: number of MAC addresses needed (1 to 5)
+ * @mac: the MAC addresses of the VI
+ * @rss_size: size of RSS table slice associated with this VI
+ *
+ * Backwards compatible and convieniance routine to allocate a Virtual
+ * Interface with a Ethernet Port Application Function and Intrustion
+ * Detection System disabled.
+ */
+int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
+		unsigned int pf, unsigned int vf, unsigned int nmac, u8 *mac,
+		unsigned int *rss_size, u8 *vivld, u8 *vin)
+{
+	return t4_alloc_vi_func(adap, mbox, port, pf, vf, nmac, mac, rss_size,
+				FW_VI_FUNC_ETH, 0, vivld, vin);
+}
+
+/**
+ * t4_free_vi - free a virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF owning the VI
+ * @vf: the VF owning the VI
+ * @viid: virtual interface identifiler
+ *
+ * Free a previously allocated virtual interface.
+ */
+int t4_free_vi(struct adapter *adap, unsigned int mbox, unsigned int pf,
+	       unsigned int vf, unsigned int viid)
+{
+	struct fw_vi_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_VI_CMD) | F_FW_CMD_REQUEST |
+				  F_FW_CMD_EXEC);
+	if (is_pf4(adap))
+		c.op_to_vfn |= cpu_to_be32(V_FW_VI_CMD_PFN(pf) |
+					   V_FW_VI_CMD_VFN(vf));
+	c.alloc_to_len16 = cpu_to_be32(F_FW_VI_CMD_FREE | FW_LEN16(c));
+	c.type_to_viid = cpu_to_be16(V_FW_VI_CMD_VIID(viid));
+
+	if (is_pf4(adap))
+		return t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
+	else
+		return t4vf_wr_mbox(adap, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_set_rxmode - set Rx properties of a virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @viid: the VI id
+ * @mtu: the new MTU or -1
+ * @promisc: 1 to enable promiscuous mode, 0 to disable it, -1 no change
+ * @all_multi: 1 to enable all-multi mode, 0 to disable it, -1 no change
+ * @bcast: 1 to enable broadcast Rx, 0 to disable it, -1 no change
+ * @vlanex: 1 to enable hardware VLAN Tag extraction, 0 to disable it,
+ *          -1 no change
+ * @sleep_ok: if true we may sleep while awaiting command completion
+ *
+ * Sets Rx properties of a virtual interface.
+ */
+int t4_set_rxmode(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		  int mtu, int promisc, int all_multi, int bcast, int vlanex,
+		  bool sleep_ok)
+{
+	struct fw_vi_rxmode_cmd c;
+
+	/* convert to FW values */
+	if (mtu < 0)
+		mtu = M_FW_VI_RXMODE_CMD_MTU;
+	if (promisc < 0)
+		promisc = M_FW_VI_RXMODE_CMD_PROMISCEN;
+	if (all_multi < 0)
+		all_multi = M_FW_VI_RXMODE_CMD_ALLMULTIEN;
+	if (bcast < 0)
+		bcast = M_FW_VI_RXMODE_CMD_BROADCASTEN;
+	if (vlanex < 0)
+		vlanex = M_FW_VI_RXMODE_CMD_VLANEXEN;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_RXMODE_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				   V_FW_VI_RXMODE_CMD_VIID(viid));
+	c.retval_len16 = cpu_to_be32(FW_LEN16(c));
+	c.mtu_to_vlanexen = cpu_to_be32(V_FW_VI_RXMODE_CMD_MTU(mtu) |
+			    V_FW_VI_RXMODE_CMD_PROMISCEN(promisc) |
+			    V_FW_VI_RXMODE_CMD_ALLMULTIEN(all_multi) |
+			    V_FW_VI_RXMODE_CMD_BROADCASTEN(bcast) |
+			    V_FW_VI_RXMODE_CMD_VLANEXEN(vlanex));
+	if (is_pf4(adap))
+		return t4_wr_mbox_meat(adap, mbox, &c, sizeof(c), NULL,
+				       sleep_ok);
+	else
+		return t4vf_wr_mbox(adap, &c, sizeof(c), NULL);
+}
+
+/**
+ *	t4_alloc_raw_mac_filt - Adds a raw mac entry in mps tcam
+ *	@adap: the adapter
+ *	@viid: the VI id
+ *	@mac: the MAC address
+ *	@mask: the mask
+ *	@idx: index at which to add this entry
+ *	@port_id: the port index
+ *	@lookup_type: MAC address for inner (1) or outer (0) header
+ *	@sleep_ok: call is allowed to sleep
+ *
+ *	Adds the mac entry at the specified index using raw mac interface.
+ *
+ *	Returns a negative error number or the allocated index for this mac.
+ */
+int t4_alloc_raw_mac_filt(struct adapter *adap, unsigned int viid,
+			  const u8 *addr, const u8 *mask, unsigned int idx,
+			  u8 lookup_type, u8 port_id, bool sleep_ok)
+{
+	int ret = 0;
+	struct fw_vi_mac_cmd c;
+	struct fw_vi_mac_raw *p = &c.u.raw;
+	u32 val;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_MAC_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				   V_FW_VI_MAC_CMD_VIID(viid));
+	val = V_FW_CMD_LEN16(1) |
+	      V_FW_VI_MAC_CMD_ENTRY_TYPE(FW_VI_MAC_TYPE_RAW);
+	c.freemacs_to_len16 = cpu_to_be32(val);
+
+	/* Specify that this is an inner mac address */
+	p->raw_idx_pkd = cpu_to_be32(V_FW_VI_MAC_CMD_RAW_IDX(idx));
+
+	/* Lookup Type. Outer header: 0, Inner header: 1 */
+	p->data0_pkd = cpu_to_be32(V_DATALKPTYPE(lookup_type) |
+				   V_DATAPORTNUM(port_id));
+	/* Lookup mask and port mask */
+	p->data0m_pkd = cpu_to_be64(V_DATALKPTYPE(M_DATALKPTYPE) |
+				    V_DATAPORTNUM(M_DATAPORTNUM));
+
+	/* Copy the address and the mask */
+	memcpy((u8 *)&p->data1[0] + 2, addr, ETHER_ADDR_LEN);
+	memcpy((u8 *)&p->data1m[0] + 2, mask, ETHER_ADDR_LEN);
+
+	ret = t4_wr_mbox_meat(adap, adap->mbox, &c, sizeof(c), &c, sleep_ok);
+	if (ret == 0) {
+		ret = G_FW_VI_MAC_CMD_RAW_IDX(be32_to_cpu(p->raw_idx_pkd));
+		if (ret != (int)idx)
+			ret = -ENOMEM;
+	}
+
+	return ret;
+}
+
+/**
+ *	t4_free_raw_mac_filt - Frees a raw mac entry in mps tcam
+ *	@adap: the adapter
+ *	@viid: the VI id
+ *	@addr: the MAC address
+ *	@mask: the mask
+ *	@idx: index of the entry in mps tcam
+ *	@lookup_type: MAC address for inner (1) or outer (0) header
+ *	@port_id: the port index
+ *	@sleep_ok: call is allowed to sleep
+ *
+ *	Removes the mac entry at the specified index using raw mac interface.
+ *
+ *	Returns a negative error number on failure.
+ */
+int t4_free_raw_mac_filt(struct adapter *adap, unsigned int viid,
+			 const u8 *addr, const u8 *mask, unsigned int idx,
+			 u8 lookup_type, u8 port_id, bool sleep_ok)
+{
+	struct fw_vi_mac_cmd c;
+	struct fw_vi_mac_raw *p = &c.u.raw;
+	u32 raw;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_MAC_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				   V_FW_CMD_EXEC(0) |
+				   V_FW_VI_MAC_CMD_VIID(viid));
+	raw = V_FW_VI_MAC_CMD_ENTRY_TYPE(FW_VI_MAC_TYPE_RAW);
+	c.freemacs_to_len16 = cpu_to_be32(V_FW_VI_MAC_CMD_FREEMACS(0U) |
+					  raw |
+					  V_FW_CMD_LEN16(1));
+
+	p->raw_idx_pkd = cpu_to_be32(V_FW_VI_MAC_CMD_RAW_IDX(idx) |
+				     FW_VI_MAC_ID_BASED_FREE);
+
+	/* Lookup Type. Outer header: 0, Inner header: 1 */
+	p->data0_pkd = cpu_to_be32(V_DATALKPTYPE(lookup_type) |
+				   V_DATAPORTNUM(port_id));
+	/* Lookup mask and port mask */
+	p->data0m_pkd = cpu_to_be64(V_DATALKPTYPE(M_DATALKPTYPE) |
+				    V_DATAPORTNUM(M_DATAPORTNUM));
+
+	/* Copy the address and the mask */
+	memcpy((u8 *)&p->data1[0] + 2, addr, ETHER_ADDR_LEN);
+	memcpy((u8 *)&p->data1m[0] + 2, mask, ETHER_ADDR_LEN);
+
+	return t4_wr_mbox_meat(adap, adap->mbox, &c, sizeof(c), &c, sleep_ok);
+}
+
+/**
+ * t4_change_mac - modifies the exact-match filter for a MAC address
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @viid: the VI id
+ * @idx: index of existing filter for old value of MAC address, or -1
+ * @addr: the new MAC address value
+ * @persist: whether a new MAC allocation should be persistent
+ * @add_smt: if true also add the address to the HW SMT
+ *
+ * Modifies an exact-match filter and sets it to the new MAC address if
+ * @idx >= 0, or adds the MAC address to a new filter if @idx < 0.  In the
+ * latter case the address is added persistently if @persist is %true.
+ *
+ * Note that in general it is not possible to modify the value of a given
+ * filter so the generic way to modify an address filter is to free the one
+ * being used by the old address value and allocate a new filter for the
+ * new address value.
+ *
+ * Returns a negative error number or the index of the filter with the new
+ * MAC value.  Note that this index may differ from @idx.
+ */
+int t4_change_mac(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		  int idx, const u8 *addr, bool persist, bool add_smt)
+{
+	int ret, mode;
+	struct fw_vi_mac_cmd c;
+	struct fw_vi_mac_exact *p = c.u.exact;
+	int max_mac_addr = adap->params.arch.mps_tcam_size;
+
+	if (idx < 0)                             /* new allocation */
+		idx = persist ? FW_VI_MAC_ADD_PERSIST_MAC : FW_VI_MAC_ADD_MAC;
+	mode = add_smt ? FW_VI_MAC_SMT_AND_MPSTCAM : FW_VI_MAC_MPS_TCAM_ENTRY;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_MAC_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_WRITE |
+				   V_FW_VI_MAC_CMD_VIID(viid));
+	c.freemacs_to_len16 = cpu_to_be32(V_FW_CMD_LEN16(1));
+	p->valid_to_idx = cpu_to_be16(F_FW_VI_MAC_CMD_VALID |
+				      V_FW_VI_MAC_CMD_SMAC_RESULT(mode) |
+				      V_FW_VI_MAC_CMD_IDX(idx));
+	memcpy(p->macaddr, addr, sizeof(p->macaddr));
+
+	if (is_pf4(adap))
+		ret = t4_wr_mbox(adap, mbox, &c, sizeof(c), &c);
+	else
+		ret = t4vf_wr_mbox(adap, &c, sizeof(c), &c);
+	if (ret == 0) {
+		ret = G_FW_VI_MAC_CMD_IDX(be16_to_cpu(p->valid_to_idx));
+		if (ret >= max_mac_addr)
+			ret = -ENOMEM;
+	}
+	return ret;
+}
+
+/**
+ * t4_enable_vi_params - enable/disable a virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @viid: the VI id
+ * @rx_en: 1=enable Rx, 0=disable Rx
+ * @tx_en: 1=enable Tx, 0=disable Tx
+ * @dcb_en: 1=enable delivery of Data Center Bridging messages.
+ *
+ * Enables/disables a virtual interface.  Note that setting DCB Enable
+ * only makes sense when enabling a Virtual Interface ...
+ */
+int t4_enable_vi_params(struct adapter *adap, unsigned int mbox,
+			unsigned int viid, bool rx_en, bool tx_en, bool dcb_en)
+{
+	struct fw_vi_enable_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_ENABLE_CMD) |
+				   F_FW_CMD_REQUEST | F_FW_CMD_EXEC |
+				   V_FW_VI_ENABLE_CMD_VIID(viid));
+	c.ien_to_len16 = cpu_to_be32(V_FW_VI_ENABLE_CMD_IEN(rx_en) |
+				     V_FW_VI_ENABLE_CMD_EEN(tx_en) |
+				     V_FW_VI_ENABLE_CMD_DCB_INFO(dcb_en) |
+				     FW_LEN16(c));
+	if (is_pf4(adap))
+		return t4_wr_mbox_ns(adap, mbox, &c, sizeof(c), NULL);
+	else
+		return t4vf_wr_mbox_ns(adap, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_enable_vi - enable/disable a virtual interface
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @viid: the VI id
+ * @rx_en: 1=enable Rx, 0=disable Rx
+ * @tx_en: 1=enable Tx, 0=disable Tx
+ *
+ * Enables/disables a virtual interface.  Note that setting DCB Enable
+ * only makes sense when enabling a Virtual Interface ...
+ */
+int t4_enable_vi(struct adapter *adap, unsigned int mbox, unsigned int viid,
+		 bool rx_en, bool tx_en)
+{
+	return t4_enable_vi_params(adap, mbox, viid, rx_en, tx_en, 0);
+}
+
+/**
+ * t4_iq_start_stop - enable/disable an ingress queue and its FLs
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @start: %true to enable the queues, %false to disable them
+ * @pf: the PF owning the queues
+ * @vf: the VF owning the queues
+ * @iqid: ingress queue id
+ * @fl0id: FL0 queue id or 0xffff if no attached FL0
+ * @fl1id: FL1 queue id or 0xffff if no attached FL1
+ *
+ * Starts or stops an ingress queue and its associated FLs, if any.
+ */
+int t4_iq_start_stop(struct adapter *adap, unsigned int mbox, bool start,
+		     unsigned int pf, unsigned int vf, unsigned int iqid,
+		     unsigned int fl0id, unsigned int fl1id)
+{
+	struct fw_iq_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_IQ_CMD) | F_FW_CMD_REQUEST |
+				  F_FW_CMD_EXEC);
+	c.alloc_to_len16 = cpu_to_be32(V_FW_IQ_CMD_IQSTART(start) |
+				       V_FW_IQ_CMD_IQSTOP(!start) |
+				       FW_LEN16(c));
+	c.iqid = cpu_to_be16(iqid);
+	c.fl0id = cpu_to_be16(fl0id);
+	c.fl1id = cpu_to_be16(fl1id);
+	if (is_pf4(adap)) {
+		c.op_to_vfn |= cpu_to_be32(V_FW_IQ_CMD_PFN(pf) |
+					   V_FW_IQ_CMD_VFN(vf));
+		return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+	} else {
+		return t4vf_wr_mbox(adap, &c, sizeof(c), NULL);
+	}
+}
+
+/**
+ * t4_iq_free - free an ingress queue and its FLs
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF owning the queues
+ * @vf: the VF owning the queues
+ * @iqtype: the ingress queue type (FW_IQ_TYPE_FL_INT_CAP, etc.)
+ * @iqid: ingress queue id
+ * @fl0id: FL0 queue id or 0xffff if no attached FL0
+ * @fl1id: FL1 queue id or 0xffff if no attached FL1
+ *
+ * Frees an ingress queue and its associated FLs, if any.
+ */
+int t4_iq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+	       unsigned int vf, unsigned int iqtype, unsigned int iqid,
+	       unsigned int fl0id, unsigned int fl1id)
+{
+	struct fw_iq_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_IQ_CMD) | F_FW_CMD_REQUEST |
+				  F_FW_CMD_EXEC);
+	if (is_pf4(adap))
+		c.op_to_vfn |= cpu_to_be32(V_FW_IQ_CMD_PFN(pf) |
+					   V_FW_IQ_CMD_VFN(vf));
+	c.alloc_to_len16 = cpu_to_be32(F_FW_IQ_CMD_FREE | FW_LEN16(c));
+	c.type_to_iqandstindex = cpu_to_be32(V_FW_IQ_CMD_TYPE(iqtype));
+	c.iqid = cpu_to_be16(iqid);
+	c.fl0id = cpu_to_be16(fl0id);
+	c.fl1id = cpu_to_be16(fl1id);
+	if (is_pf4(adap))
+		return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+	else
+		return t4vf_wr_mbox(adap, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_eth_eq_free - free an Ethernet egress queue
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF owning the queue
+ * @vf: the VF owning the queue
+ * @eqid: egress queue id
+ *
+ * Frees an Ethernet egress queue.
+ */
+int t4_eth_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		   unsigned int vf, unsigned int eqid)
+{
+	struct fw_eq_eth_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_EQ_ETH_CMD) |
+				  F_FW_CMD_REQUEST | F_FW_CMD_EXEC);
+	if (is_pf4(adap))
+		c.op_to_vfn |= cpu_to_be32(V_FW_IQ_CMD_PFN(pf) |
+					   V_FW_IQ_CMD_VFN(vf));
+	c.alloc_to_len16 = cpu_to_be32(F_FW_EQ_ETH_CMD_FREE | FW_LEN16(c));
+	c.eqid_pkd = cpu_to_be32(V_FW_EQ_ETH_CMD_EQID(eqid));
+	if (is_pf4(adap))
+		return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+	else
+		return t4vf_wr_mbox(adap, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_link_down_rc_str - return a string for a Link Down Reason Code
+ * @link_down_rc: Link Down Reason Code
+ *
+ * Returns a string representation of the Link Down Reason Code.
+ */
+static const char *t4_link_down_rc_str(unsigned char link_down_rc)
+{
+	static const char * const reason[] = {
+		"Link Down",
+		"Remote Fault",
+		"Auto-negotiation Failure",
+		"Reserved",
+		"Insufficient Airflow",
+		"Unable To Determine Reason",
+		"No RX Signal Detected",
+		"Reserved",
+	};
+
+	if (link_down_rc >= ARRAY_SIZE(reason))
+		return "Bad Reason Code";
+
+	return reason[link_down_rc];
+}
+
+/* Return the highest speed set in the port capabilities, in Mb/s. */
+static unsigned int fwcap_to_speed(fw_port_cap32_t caps)
+{
+#define TEST_SPEED_RETURN(__caps_speed, __speed) \
+	do { \
+		if (caps & FW_PORT_CAP32_SPEED_##__caps_speed) \
+			return __speed; \
+	} while (0)
+
+	TEST_SPEED_RETURN(100G, 100000);
+	TEST_SPEED_RETURN(50G,   50000);
+	TEST_SPEED_RETURN(40G,   40000);
+	TEST_SPEED_RETURN(25G,   25000);
+	TEST_SPEED_RETURN(10G,   10000);
+	TEST_SPEED_RETURN(1G,     1000);
+	TEST_SPEED_RETURN(100M,    100);
+
+#undef TEST_SPEED_RETURN
+
+	return 0;
+}
+
+/**
+ * t4_handle_get_port_info - process a FW reply message
+ * @pi: the port info
+ * @rpl: start of the FW message
+ *
+ * Processes a GET_PORT_INFO FW reply message.
+ */
+static void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl)
+{
+	const struct fw_port_cmd *cmd = (const void *)rpl;
+	int action = G_FW_PORT_CMD_ACTION(be32_to_cpu(cmd->action_to_len16));
+	fw_port_cap32_t pcaps, acaps, linkattr;
+	struct link_config *lc = &pi->link_cfg;
+	struct adapter *adapter = pi->adapter;
+	enum fw_port_module_type mod_type;
+	enum fw_port_type port_type;
+	unsigned int speed, fc, fec;
+	int link_ok, linkdnrc;
+
+	/* Extract the various fields from the Port Information message.
+	 */
+	switch (action) {
+	case FW_PORT_ACTION_GET_PORT_INFO: {
+		u32 lstatus = be32_to_cpu(cmd->u.info.lstatus_to_modtype);
+
+		link_ok = (lstatus & F_FW_PORT_CMD_LSTATUS) != 0;
+		linkdnrc = G_FW_PORT_CMD_LINKDNRC(lstatus);
+		port_type = G_FW_PORT_CMD_PTYPE(lstatus);
+		mod_type = G_FW_PORT_CMD_MODTYPE(lstatus);
+		pcaps = fwcaps16_to_caps32(be16_to_cpu(cmd->u.info.pcap));
+		acaps = fwcaps16_to_caps32(be16_to_cpu(cmd->u.info.acap));
+
+		/* Unfortunately the format of the Link Status in the old
+		 * 16-bit Port Information message isn't the same as the
+		 * 16-bit Port Capabilities bitfield used everywhere else ...
+		 */
+		linkattr = 0;
+		if (lstatus & F_FW_PORT_CMD_RXPAUSE)
+			linkattr |= FW_PORT_CAP32_FC_RX;
+		if (lstatus & F_FW_PORT_CMD_TXPAUSE)
+			linkattr |= FW_PORT_CAP32_FC_TX;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_100M))
+			linkattr |= FW_PORT_CAP32_SPEED_100M;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_1G))
+			linkattr |= FW_PORT_CAP32_SPEED_1G;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_10G))
+			linkattr |= FW_PORT_CAP32_SPEED_10G;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_25G))
+			linkattr |= FW_PORT_CAP32_SPEED_25G;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_40G))
+			linkattr |= FW_PORT_CAP32_SPEED_40G;
+		if (lstatus & V_FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_100G))
+			linkattr |= FW_PORT_CAP32_SPEED_100G;
+
+		break;
+		}
+
+	case FW_PORT_ACTION_GET_PORT_INFO32: {
+		u32 lstatus32 =
+			be32_to_cpu(cmd->u.info32.lstatus32_to_cbllen32);
+
+		link_ok = (lstatus32 & F_FW_PORT_CMD_LSTATUS32) != 0;
+		linkdnrc = G_FW_PORT_CMD_LINKDNRC32(lstatus32);
+		port_type = G_FW_PORT_CMD_PORTTYPE32(lstatus32);
+		mod_type = G_FW_PORT_CMD_MODTYPE32(lstatus32);
+		pcaps = be32_to_cpu(cmd->u.info32.pcaps32);
+		acaps = be32_to_cpu(cmd->u.info32.acaps32);
+		linkattr = be32_to_cpu(cmd->u.info32.linkattr32);
+		break;
+		}
+
+	default:
+		dev_warn(adapter, "Handle Port Information: Bad Command/Action %#x\n",
+			 be32_to_cpu(cmd->action_to_len16));
+		return;
+	}
+
+	fec = fwcap_to_cc_fec(acaps);
+
+	fc = fwcap_to_cc_pause(linkattr);
+	speed = fwcap_to_speed(linkattr);
+
+	if (mod_type != pi->mod_type) {
+		lc->auto_fec = fec;
+		pi->port_type = port_type;
+		pi->mod_type = mod_type;
+		t4_os_portmod_changed(adapter, pi->pidx);
+	}
+	if (link_ok != lc->link_ok || speed != lc->speed ||
+	    fc != lc->fc || fec != lc->fec) { /* something changed */
+		if (!link_ok && lc->link_ok) {
+			lc->link_down_rc = linkdnrc;
+			dev_warn(adap, "Port %d link down, reason: %s\n",
+				 pi->tx_chan, t4_link_down_rc_str(linkdnrc));
+		}
+		lc->link_ok = link_ok;
+		lc->speed = speed;
+		lc->fc = fc;
+		lc->fec = fec;
+		lc->pcaps = pcaps;
+		lc->acaps = acaps & ADVERT_MASK;
+
+		if (lc->acaps & FW_PORT_CAP32_ANEG) {
+			lc->autoneg = AUTONEG_ENABLE;
+		} else {
+			/* When Autoneg is disabled, user needs to set
+			 * single speed.
+			 * Similar to cxgb4_ethtool.c: set_link_ksettings
+			 */
+			lc->acaps = 0;
+			lc->requested_speed = fwcap_to_speed(acaps);
+			lc->autoneg = AUTONEG_DISABLE;
+		}
+	}
+}
+
+/**
+ * t4_ctrl_eq_free - free a control egress queue
+ * @adap: the adapter
+ * @mbox: mailbox to use for the FW command
+ * @pf: the PF owning the queue
+ * @vf: the VF owning the queue
+ * @eqid: egress queue id
+ *
+ * Frees a control egress queue.
+ */
+int t4_ctrl_eq_free(struct adapter *adap, unsigned int mbox, unsigned int pf,
+		    unsigned int vf, unsigned int eqid)
+{
+	struct fw_eq_ctrl_cmd c;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_EQ_CTRL_CMD) |
+				  F_FW_CMD_REQUEST | F_FW_CMD_EXEC |
+				  V_FW_EQ_CTRL_CMD_PFN(pf) |
+				  V_FW_EQ_CTRL_CMD_VFN(vf));
+	c.alloc_to_len16 = cpu_to_be32(F_FW_EQ_CTRL_CMD_FREE | FW_LEN16(c));
+	c.cmpliqid_eqid = cpu_to_be32(V_FW_EQ_CTRL_CMD_EQID(eqid));
+	return t4_wr_mbox(adap, mbox, &c, sizeof(c), NULL);
+}
+
+/**
+ * t4_handle_fw_rpl - process a FW reply message
+ * @adap: the adapter
+ * @rpl: start of the FW message
+ *
+ * Processes a FW message, such as link state change messages.
+ */
+int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl)
+{
+	u8 opcode = *(const u8 *)rpl;
+
+	/*
+	 * This might be a port command ... this simplifies the following
+	 * conditionals ...  We can get away with pre-dereferencing
+	 * action_to_len16 because it's in the first 16 bytes and all messages
+	 * will be at least that long.
+	 */
+	const struct fw_port_cmd *p = (const void *)rpl;
+	unsigned int action =
+		G_FW_PORT_CMD_ACTION(be32_to_cpu(p->action_to_len16));
+
+	if (opcode == FW_PORT_CMD &&
+	    (action == FW_PORT_ACTION_GET_PORT_INFO ||
+	     action == FW_PORT_ACTION_GET_PORT_INFO32)) {
+		/* link/module state change message */
+		int chan = G_FW_PORT_CMD_PORTID(be32_to_cpu(p->op_to_portid));
+		struct port_info *pi = NULL;
+		int i;
+
+		for_each_port(adap, i) {
+			pi = adap2pinfo(adap, i);
+			if (pi->tx_chan == chan)
+				break;
+		}
+
+		t4_handle_get_port_info(pi, rpl);
+	} else {
+		dev_warn(adap, "Unknown firmware reply %d\n", opcode);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+void t4_reset_link_config(struct adapter *adap, int idx)
+{
+	struct port_info *pi = adap2pinfo(adap, idx);
+	struct link_config *lc = &pi->link_cfg;
+
+	lc->link_ok = 0;
+	lc->requested_speed = 0;
+	lc->requested_fc = 0;
+	lc->speed = 0;
+	lc->fc = 0;
+}
+
+/**
+ * init_link_config - initialize a link's SW state
+ * @lc: structure holding the link state
+ * @pcaps: link Port Capabilities
+ * @acaps: link current Advertised Port Capabilities
+ *
+ * Initializes the SW state maintained for each link, including the link's
+ * capabilities and default speed/flow-control/autonegotiation settings.
+ */
+void init_link_config(struct link_config *lc, fw_port_cap32_t pcaps,
+		      fw_port_cap32_t acaps)
+{
+	lc->pcaps = pcaps;
+	lc->requested_speed = 0;
+	lc->speed = 0;
+	lc->requested_fc = 0;
+	lc->fc = 0;
+
+	/**
+	 * For Forward Error Control, we default to whatever the Firmware
+	 * tells us the Link is currently advertising.
+	 */
+	lc->auto_fec = fwcap_to_cc_fec(acaps);
+	lc->requested_fec = FEC_AUTO;
+	lc->fec = lc->auto_fec;
+
+	if (lc->pcaps & FW_PORT_CAP32_ANEG) {
+		lc->acaps = lc->pcaps & ADVERT_MASK;
+		lc->autoneg = AUTONEG_ENABLE;
+		lc->requested_fc |= PAUSE_AUTONEG;
+	} else {
+		lc->acaps = 0;
+		lc->autoneg = AUTONEG_DISABLE;
+	}
+}
+
+/**
+ * t4_wait_dev_ready - wait till to reads of registers work
+ *
+ * Right after the device is RESET is can take a small amount of time
+ * for it to respond to register reads.  Until then, all reads will
+ * return either 0xff...ff or 0xee...ee.  Return an error if reads
+ * don't work within a reasonable time frame.
+ */
+static int t4_wait_dev_ready(struct adapter *adapter)
+{
+	u32 whoami;
+
+	whoami = t4_read_reg(adapter, A_PL_WHOAMI);
+
+	if (whoami != 0xffffffff && whoami != X_CIM_PF_NOACCESS)
+		return 0;
+
+	msleep(500);
+	whoami = t4_read_reg(adapter, A_PL_WHOAMI);
+	if (whoami != 0xffffffff && whoami != X_CIM_PF_NOACCESS)
+		return 0;
+
+	dev_err(adapter, "Device didn't become ready for access, whoami = %#x\n",
+		whoami);
+	return -EIO;
+}
+
+struct flash_desc {
+	u32 vendor_and_model_id;
+	u32 size_mb;
+};
+
+int t4_get_flash_params(struct adapter *adapter)
+{
+	/*
+	 * Table for non-standard supported Flash parts.  Note, all Flash
+	 * parts must have 64KB sectors.
+	 */
+	static struct flash_desc supported_flash[] = {
+		{ 0x00150201, 4 << 20 },       /* Spansion 4MB S25FL032P */
+	};
+
+	int ret;
+	u32 flashid = 0;
+	unsigned int part, manufacturer;
+	unsigned int density, size = 0;
+
+	/**
+	 * Issue a Read ID Command to the Flash part.  We decode supported
+	 * Flash parts and their sizes from this.  There's a newer Query
+	 * Command which can retrieve detailed geometry information but
+	 * many Flash parts don't support it.
+	 */
+	ret = sf1_write(adapter, 1, 1, 0, SF_RD_ID);
+	if (!ret)
+		ret = sf1_read(adapter, 3, 0, 1, &flashid);
+	t4_write_reg(adapter, A_SF_OP, 0);               /* unlock SF */
+	if (ret < 0)
+		return ret;
+
+	/**
+	 * Check to see if it's one of our non-standard supported Flash parts.
+	 */
+	for (part = 0; part < ARRAY_SIZE(supported_flash); part++) {
+		if (supported_flash[part].vendor_and_model_id == flashid) {
+			adapter->params.sf_size =
+				supported_flash[part].size_mb;
+			adapter->params.sf_nsec =
+				adapter->params.sf_size / SF_SEC_SIZE;
+			goto found;
+		}
+	}
+
+	/**
+	 * Decode Flash part size.  The code below looks repetative with
+	 * common encodings, but that's not guaranteed in the JEDEC
+	 * specification for the Read JADEC ID command.  The only thing that
+	 * we're guaranteed by the JADEC specification is where the
+	 * Manufacturer ID is in the returned result.  After that each
+	 * Manufacturer ~could~ encode things completely differently.
+	 * Note, all Flash parts must have 64KB sectors.
+	 */
+	manufacturer = flashid & 0xff;
+	switch (manufacturer) {
+	case 0x20: { /* Micron/Numonix */
+		/**
+		 * This Density -> Size decoding table is taken from Micron
+		 * Data Sheets.
+		 */
+		density = (flashid >> 16) & 0xff;
+		switch (density) {
+		case 0x14:
+			size = 1 << 20; /* 1MB */
+			break;
+		case 0x15:
+			size = 1 << 21; /* 2MB */
+			break;
+		case 0x16:
+			size = 1 << 22; /* 4MB */
+			break;
+		case 0x17:
+			size = 1 << 23; /* 8MB */
+			break;
+		case 0x18:
+			size = 1 << 24; /* 16MB */
+			break;
+		case 0x19:
+			size = 1 << 25; /* 32MB */
+			break;
+		case 0x20:
+			size = 1 << 26; /* 64MB */
+			break;
+		case 0x21:
+			size = 1 << 27; /* 128MB */
+			break;
+		case 0x22:
+			size = 1 << 28; /* 256MB */
+			break;
+		}
+		break;
+	}
+
+	case 0x9d: { /* ISSI -- Integrated Silicon Solution, Inc. */
+		/**
+		 * This Density -> Size decoding table is taken from ISSI
+		 * Data Sheets.
+		 */
+		density = (flashid >> 16) & 0xff;
+		switch (density) {
+		case 0x16:
+			size = 1 << 25; /* 32MB */
+			break;
+		case 0x17:
+			size = 1 << 26; /* 64MB */
+			break;
+		}
+		break;
+	}
+
+	case 0xc2: { /* Macronix */
+		/**
+		 * This Density -> Size decoding table is taken from Macronix
+		 * Data Sheets.
+		 */
+		density = (flashid >> 16) & 0xff;
+		switch (density) {
+		case 0x17:
+			size = 1 << 23; /* 8MB */
+			break;
+		case 0x18:
+			size = 1 << 24; /* 16MB */
+			break;
+		}
+		break;
+	}
+
+	case 0xef: { /* Winbond */
+		/**
+		 * This Density -> Size decoding table is taken from Winbond
+		 * Data Sheets.
+		 */
+		density = (flashid >> 16) & 0xff;
+		switch (density) {
+		case 0x17:
+			size = 1 << 23; /* 8MB */
+			break;
+		case 0x18:
+			size = 1 << 24; /* 16MB */
+			break;
+		}
+		break;
+	}
+	}
+
+	/* If we didn't recognize the FLASH part, that's no real issue: the
+	 * Hardware/Software contract says that Hardware will _*ALWAYS*_
+	 * use a FLASH part which is at least 4MB in size and has 64KB
+	 * sectors.  The unrecognized FLASH part is likely to be much larger
+	 * than 4MB, but that's all we really need.
+	 */
+	if (size == 0) {
+		dev_warn(adapter,
+			 "Unknown Flash Part, ID = %#x, assuming 4MB\n",
+			 flashid);
+		size = 1 << 22;
+	}
+
+	/**
+	 * Store decoded Flash size and fall through into vetting code.
+	 */
+	adapter->params.sf_size = size;
+	adapter->params.sf_nsec = size / SF_SEC_SIZE;
+
+found:
+	/*
+	 * We should reject adapters with FLASHes which are too small. So, emit
+	 * a warning.
+	 */
+	if (adapter->params.sf_size < FLASH_MIN_SIZE)
+		dev_warn(adapter, "WARNING: Flash Part ID %#x, size %#x < %#x\n",
+			 flashid, adapter->params.sf_size, FLASH_MIN_SIZE);
+
+	return 0;
+}
+
+static void set_pcie_completion_timeout(struct adapter *adapter,
+					u8 range)
+{
+	u32 pcie_cap;
+	u16 val;
+
+	pcie_cap = t4_os_find_pci_capability(adapter, PCI_CAP_ID_EXP);
+	if (pcie_cap) {
+		t4_os_pci_read_cfg2(adapter, pcie_cap + PCI_EXP_DEVCTL2, &val);
+		val &= 0xfff0;
+		val |= range;
+		t4_os_pci_write_cfg2(adapter, pcie_cap + PCI_EXP_DEVCTL2, val);
+	}
+}
+
+/**
+ * t4_get_chip_type - Determine chip type from device ID
+ * @adap: the adapter
+ * @ver: adapter version
+ */
+int t4_get_chip_type(struct adapter *adap, int ver)
+{
+	enum chip_type chip = 0;
+	u32 pl_rev = G_REV(t4_read_reg(adap, A_PL_REV));
+
+	/* Retrieve adapter's device ID */
+	switch (ver) {
+	case CHELSIO_T5:
+		chip |= CHELSIO_CHIP_CODE(CHELSIO_T5, pl_rev);
+		break;
+	case CHELSIO_T6:
+		chip |= CHELSIO_CHIP_CODE(CHELSIO_T6, pl_rev);
+		break;
+	default:
+		dev_err(adap, "Device %d is not supported\n",
+			adap->params.pci.device_id);
+		return -EINVAL;
+	}
+
+	return chip;
+}
+
+/**
+ * t4_prep_adapter - prepare SW and HW for operation
+ * @adapter: the adapter
+ *
+ * Initialize adapter SW state for the various HW modules, set initial
+ * values for some adapter tunables, take PHYs out of reset, and
+ * initialize the MDIO interface.
+ */
+int t4_prep_adapter(struct adapter *adapter)
+{
+	int ret, ver;
+	u32 pl_rev;
+
+	ret = t4_wait_dev_ready(adapter);
+	if (ret < 0)
+		return ret;
+
+	pl_rev = G_REV(t4_read_reg(adapter, A_PL_REV));
+	adapter->params.pci.device_id = adapter->pdev->id.device_id;
+	adapter->params.pci.vendor_id = adapter->pdev->id.vendor_id;
+
+	/*
+	 * WE DON'T NEED adapter->params.chip CODE ONCE PL_REV CONTAINS
+	 * ADAPTER (VERSION << 4 | REVISION)
+	 */
+	ver = CHELSIO_PCI_ID_VER(adapter->params.pci.device_id);
+	adapter->params.chip = 0;
+	switch (ver) {
+	case CHELSIO_T5:
+		adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T5, pl_rev);
+		adapter->params.arch.sge_fl_db = F_DBPRIO | F_DBTYPE;
+		adapter->params.arch.mps_tcam_size =
+						NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
+		adapter->params.arch.mps_rplc_size = 128;
+		adapter->params.arch.nchan = NCHAN;
+		adapter->params.arch.vfcount = 128;
+		break;
+	case CHELSIO_T6:
+		adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T6, pl_rev);
+		adapter->params.arch.sge_fl_db = 0;
+		adapter->params.arch.mps_tcam_size =
+						NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
+		adapter->params.arch.mps_rplc_size = 256;
+		adapter->params.arch.nchan = 2;
+		adapter->params.arch.vfcount = 256;
+		break;
+	default:
+		dev_err(adapter, "%s: Device %d is not supported\n",
+			__func__, adapter->params.pci.device_id);
+		return -EINVAL;
+	}
+
+	adapter->params.pci.vpd_cap_addr =
+		t4_os_find_pci_capability(adapter, PCI_CAP_ID_VPD);
+
+	ret = t4_get_flash_params(adapter);
+	if (ret < 0) {
+		dev_err(adapter, "Unable to retrieve Flash Parameters, ret = %d\n",
+			-ret);
+		return ret;
+	}
+
+	adapter->params.cim_la_size = CIMLA_SIZE;
+
+	init_cong_ctrl(adapter->params.a_wnd, adapter->params.b_wnd);
+
+	/*
+	 * Default port and clock for debugging in case we can't reach FW.
+	 */
+	adapter->params.nports = 1;
+	adapter->params.portvec = 1;
+	adapter->params.vpd.cclk = 50000;
+
+	/* Set pci completion timeout value to 4 seconds. */
+	set_pcie_completion_timeout(adapter, 0xd);
+	return 0;
+}
+
+/**
+ * t4_bar2_sge_qregs - return BAR2 SGE Queue register information
+ * @adapter: the adapter
+ * @qid: the Queue ID
+ * @qtype: the Ingress or Egress type for @qid
+ * @pbar2_qoffset: BAR2 Queue Offset
+ * @pbar2_qid: BAR2 Queue ID or 0 for Queue ID inferred SGE Queues
+ *
+ * Returns the BAR2 SGE Queue Registers information associated with the
+ * indicated Absolute Queue ID.  These are passed back in return value
+ * pointers.  @qtype should be T4_BAR2_QTYPE_EGRESS for Egress Queue
+ * and T4_BAR2_QTYPE_INGRESS for Ingress Queues.
+ *
+ * This may return an error which indicates that BAR2 SGE Queue
+ * registers aren't available.  If an error is not returned, then the
+ * following values are returned:
+ *
+ *   *@pbar2_qoffset: the BAR2 Offset of the @qid Registers
+ *   *@pbar2_qid: the BAR2 SGE Queue ID or 0 of @qid
+ *
+ * If the returned BAR2 Queue ID is 0, then BAR2 SGE registers which
+ * require the "Inferred Queue ID" ability may be used.  E.g. the
+ * Write Combining Doorbell Buffer. If the BAR2 Queue ID is not 0,
+ * then these "Inferred Queue ID" register may not be used.
+ */
+int t4_bar2_sge_qregs(struct adapter *adapter, unsigned int qid,
+		      enum t4_bar2_qtype qtype, u64 *pbar2_qoffset,
+		      unsigned int *pbar2_qid)
+{
+	unsigned int page_shift, page_size, qpp_shift, qpp_mask;
+	u64 bar2_page_offset, bar2_qoffset;
+	unsigned int bar2_qid, bar2_qid_offset, bar2_qinferred;
+
+	/*
+	 * T4 doesn't support BAR2 SGE Queue registers.
+	 */
+	if (is_t4(adapter->params.chip))
+		return -EINVAL;
+
+	/*
+	 * Get our SGE Page Size parameters.
+	 */
+	page_shift = adapter->params.sge.hps + 10;
+	page_size = 1 << page_shift;
+
+	/*
+	 * Get the right Queues per Page parameters for our Queue.
+	 */
+	qpp_shift = (qtype == T4_BAR2_QTYPE_EGRESS ?
+			      adapter->params.sge.eq_qpp :
+			      adapter->params.sge.iq_qpp);
+	qpp_mask = (1 << qpp_shift) - 1;
+
+	/*
+	 * Calculate the basics of the BAR2 SGE Queue register area:
+	 *  o The BAR2 page the Queue registers will be in.
+	 *  o The BAR2 Queue ID.
+	 *  o The BAR2 Queue ID Offset into the BAR2 page.
+	 */
+	bar2_page_offset = ((qid >> qpp_shift) << page_shift);
+	bar2_qid = qid & qpp_mask;
+	bar2_qid_offset = bar2_qid * SGE_UDB_SIZE;
+
+	/*
+	 * If the BAR2 Queue ID Offset is less than the Page Size, then the
+	 * hardware will infer the Absolute Queue ID simply from the writes to
+	 * the BAR2 Queue ID Offset within the BAR2 Page (and we need to use a
+	 * BAR2 Queue ID of 0 for those writes).  Otherwise, we'll simply
+	 * write to the first BAR2 SGE Queue Area within the BAR2 Page with
+	 * the BAR2 Queue ID and the hardware will infer the Absolute Queue ID
+	 * from the BAR2 Page and BAR2 Queue ID.
+	 *
+	 * One important censequence of this is that some BAR2 SGE registers
+	 * have a "Queue ID" field and we can write the BAR2 SGE Queue ID
+	 * there.  But other registers synthesize the SGE Queue ID purely
+	 * from the writes to the registers -- the Write Combined Doorbell
+	 * Buffer is a good example.  These BAR2 SGE Registers are only
+	 * available for those BAR2 SGE Register areas where the SGE Absolute
+	 * Queue ID can be inferred from simple writes.
+	 */
+	bar2_qoffset = bar2_page_offset;
+	bar2_qinferred = (bar2_qid_offset < page_size);
+	if (bar2_qinferred) {
+		bar2_qoffset += bar2_qid_offset;
+		bar2_qid = 0;
+	}
+
+	*pbar2_qoffset = bar2_qoffset;
+	*pbar2_qid = bar2_qid;
+	return 0;
+}
+
+/**
+ * t4_init_sge_params - initialize adap->params.sge
+ * @adapter: the adapter
+ *
+ * Initialize various fields of the adapter's SGE Parameters structure.
+ */
+int t4_init_sge_params(struct adapter *adapter)
+{
+	struct sge_params *sge_params = &adapter->params.sge;
+	u32 hps, qpp;
+	unsigned int s_hps, s_qpp;
+
+	/*
+	 * Extract the SGE Page Size for our PF.
+	 */
+	hps = t4_read_reg(adapter, A_SGE_HOST_PAGE_SIZE);
+	s_hps = (S_HOSTPAGESIZEPF0 + (S_HOSTPAGESIZEPF1 - S_HOSTPAGESIZEPF0) *
+		 adapter->pf);
+	sge_params->hps = ((hps >> s_hps) & M_HOSTPAGESIZEPF0);
+
+	/*
+	 * Extract the SGE Egress and Ingess Queues Per Page for our PF.
+	 */
+	s_qpp = (S_QUEUESPERPAGEPF0 +
+		 (S_QUEUESPERPAGEPF1 - S_QUEUESPERPAGEPF0) * adapter->pf);
+	qpp = t4_read_reg(adapter, A_SGE_EGRESS_QUEUES_PER_PAGE_PF);
+	sge_params->eq_qpp = ((qpp >> s_qpp) & M_QUEUESPERPAGEPF0);
+	qpp = t4_read_reg(adapter, A_SGE_INGRESS_QUEUES_PER_PAGE_PF);
+	sge_params->iq_qpp = ((qpp >> s_qpp) & M_QUEUESPERPAGEPF0);
+
+	return 0;
+}
+
+/**
+ * t4_init_tp_params - initialize adap->params.tp
+ * @adap: the adapter
+ *
+ * Initialize various fields of the adapter's TP Parameters structure.
+ */
+int t4_init_tp_params(struct adapter *adap)
+{
+	int chan, ret;
+	u32 param, v;
+
+	v = t4_read_reg(adap, A_TP_TIMER_RESOLUTION);
+	adap->params.tp.tre = G_TIMERRESOLUTION(v);
+	adap->params.tp.dack_re = G_DELAYEDACKRESOLUTION(v);
+
+	/* MODQ_REQ_MAP defaults to setting queues 0-3 to chan 0-3 */
+	for (chan = 0; chan < NCHAN; chan++)
+		adap->params.tp.tx_modq[chan] = chan;
+
+	/*
+	 * Cache the adapter's Compressed Filter Mode/Mask and global Ingress
+	 * Configuration.
+	 */
+	param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+		 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_FILTER) |
+		 V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_FILTER_MODE_MASK));
+
+	/* Read current value */
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+			      1, &param, &v);
+	if (!ret) {
+		dev_info(adap, "Current filter mode/mask 0x%x:0x%x\n",
+			 G_FW_PARAMS_PARAM_FILTER_MODE(v),
+			 G_FW_PARAMS_PARAM_FILTER_MASK(v));
+		adap->params.tp.vlan_pri_map =
+			G_FW_PARAMS_PARAM_FILTER_MODE(v);
+		adap->params.tp.filter_mask =
+			G_FW_PARAMS_PARAM_FILTER_MASK(v);
+	} else {
+		dev_info(adap,
+			 "Failed to read filter mode/mask via fw api, using indirect-reg-read\n");
+
+		/* In case of older-fw (which doesn't expose the api
+		 * FW_PARAM_DEV_FILTER_MODE_MASK) and newer-driver (which uses
+		 * the fw api) combination, fall-back to older method of reading
+		 * the filter mode from indirect-register
+		 */
+		t4_read_indirect(adap, A_TP_PIO_ADDR, A_TP_PIO_DATA,
+				 &adap->params.tp.vlan_pri_map, 1,
+				 A_TP_VLAN_PRI_MAP);
+
+		/* With the older-fw and newer-driver combination we might run
+		 * into an issue when user wants to use hash filter region but
+		 * the filter_mask is zero, in this case filter_mask validation
+		 * is tough. To avoid that we set the filter_mask same as filter
+		 * mode, which will behave exactly as the older way of ignoring
+		 * the filter mask validation.
+		 */
+		adap->params.tp.filter_mask = adap->params.tp.vlan_pri_map;
+	}
+
+	t4_read_indirect(adap, A_TP_PIO_ADDR, A_TP_PIO_DATA,
+			 &adap->params.tp.ingress_config, 1,
+			 A_TP_INGRESS_CONFIG);
+
+	/* For T6, cache the adapter's compressed error vector
+	 * and passing outer header info for encapsulated packets.
+	 */
+	if (CHELSIO_CHIP_VERSION(adap->params.chip) > CHELSIO_T5) {
+		v = t4_read_reg(adap, A_TP_OUT_CONFIG);
+		adap->params.tp.rx_pkt_encap = (v & F_CRXPKTENC) ? 1 : 0;
+	}
+
+	/*
+	 * Now that we have TP_VLAN_PRI_MAP cached, we can calculate the field
+	 * shift positions of several elements of the Compressed Filter Tuple
+	 * for this adapter which we need frequently ...
+	 */
+	adap->params.tp.vlan_shift = t4_filter_field_shift(adap, F_VLAN);
+	adap->params.tp.vnic_shift = t4_filter_field_shift(adap, F_VNIC_ID);
+	adap->params.tp.port_shift = t4_filter_field_shift(adap, F_PORT);
+	adap->params.tp.protocol_shift = t4_filter_field_shift(adap,
+							       F_PROTOCOL);
+	adap->params.tp.ethertype_shift = t4_filter_field_shift(adap,
+								F_ETHERTYPE);
+	adap->params.tp.macmatch_shift = t4_filter_field_shift(adap,
+							       F_MACMATCH);
+	adap->params.tp.tos_shift = t4_filter_field_shift(adap, F_TOS);
+
+	v = t4_read_reg(adap, LE_3_DB_HASH_MASK_GEN_IPV4_T6_A);
+	adap->params.tp.hash_filter_mask = v;
+	v = t4_read_reg(adap, LE_4_DB_HASH_MASK_GEN_IPV4_T6_A);
+	adap->params.tp.hash_filter_mask |= ((u64)v << 32);
+
+	return 0;
+}
+
+/**
+ * t4_filter_field_shift - calculate filter field shift
+ * @adap: the adapter
+ * @filter_sel: the desired field (from TP_VLAN_PRI_MAP bits)
+ *
+ * Return the shift position of a filter field within the Compressed
+ * Filter Tuple.  The filter field is specified via its selection bit
+ * within TP_VLAN_PRI_MAL (filter mode).  E.g. F_VLAN.
+ */
+int t4_filter_field_shift(const struct adapter *adap, unsigned int filter_sel)
+{
+	unsigned int filter_mode = adap->params.tp.vlan_pri_map;
+	unsigned int sel;
+	int field_shift;
+
+	if ((filter_mode & filter_sel) == 0)
+		return -1;
+
+	for (sel = 1, field_shift = 0; sel < filter_sel; sel <<= 1) {
+		switch (filter_mode & sel) {
+		case F_FCOE:
+			field_shift += W_FT_FCOE;
+			break;
+		case F_PORT:
+			field_shift += W_FT_PORT;
+			break;
+		case F_VNIC_ID:
+			field_shift += W_FT_VNIC_ID;
+			break;
+		case F_VLAN:
+			field_shift += W_FT_VLAN;
+			break;
+		case F_TOS:
+			field_shift += W_FT_TOS;
+			break;
+		case F_PROTOCOL:
+			field_shift += W_FT_PROTOCOL;
+			break;
+		case F_ETHERTYPE:
+			field_shift += W_FT_ETHERTYPE;
+			break;
+		case F_MACMATCH:
+			field_shift += W_FT_MACMATCH;
+			break;
+		case F_MPSHITTYPE:
+			field_shift += W_FT_MPSHITTYPE;
+			break;
+		case F_FRAGMENTATION:
+			field_shift += W_FT_FRAGMENTATION;
+			break;
+		}
+	}
+	return field_shift;
+}
+
+int t4_init_rss_mode(struct adapter *adap, int mbox)
+{
+	int i, ret;
+	struct fw_rss_vi_config_cmd rvc;
+
+	memset(&rvc, 0, sizeof(rvc));
+
+	for_each_port(adap, i) {
+		struct port_info *p = adap2pinfo(adap, i);
+
+		rvc.op_to_viid = htonl(V_FW_CMD_OP(FW_RSS_VI_CONFIG_CMD) |
+				       F_FW_CMD_REQUEST | F_FW_CMD_READ |
+				       V_FW_RSS_VI_CONFIG_CMD_VIID(p->viid));
+		rvc.retval_len16 = htonl(FW_LEN16(rvc));
+		ret = t4_wr_mbox(adap, mbox, &rvc, sizeof(rvc), &rvc);
+		if (ret)
+			return ret;
+		p->rss_mode = ntohl(rvc.u.basicvirtual.defaultq_to_udpen);
+	}
+	return 0;
+}
+
+int t4_port_init(struct adapter *adap, int mbox, int pf, int vf)
+{
+	unsigned int fw_caps = adap->params.fw_caps_support;
+	fw_port_cap32_t pcaps, acaps;
+	enum fw_port_type port_type;
+	struct fw_port_cmd cmd;
+	u8 vivld = 0, vin = 0;
+	int ret, i, j = 0;
+	int mdio_addr;
+	u32 action;
+	u8 addr[6];
+
+	memset(&cmd, 0, sizeof(cmd));
+
+	for_each_port(adap, i) {
+		struct port_info *pi = adap2pinfo(adap, i);
+		unsigned int rss_size = 0;
+
+		while ((adap->params.portvec & (1 << j)) == 0)
+			j++;
+
+		/* If we haven't yet determined whether we're talking to
+		 * Firmware which knows the new 32-bit Port Capabilities, it's
+		 * time to find out now.  This will also tell new Firmware to
+		 * send us Port Status Updates using the new 32-bit Port
+		 * Capabilities version of the Port Information message.
+		 */
+		if (fw_caps == FW_CAPS_UNKNOWN) {
+			u32 param, val, caps;
+
+			caps = FW_PARAMS_PARAM_PFVF_PORT_CAPS32;
+			param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) |
+				 V_FW_PARAMS_PARAM_X(caps));
+			val = 1;
+			ret = t4_set_params(adap, mbox, pf, vf, 1, &param,
+					    &val);
+			fw_caps = ret == 0 ? FW_CAPS32 : FW_CAPS16;
+			adap->params.fw_caps_support = fw_caps;
+		}
+
+		memset(&cmd, 0, sizeof(cmd));
+		cmd.op_to_portid = cpu_to_be32(V_FW_CMD_OP(FW_PORT_CMD) |
+					       F_FW_CMD_REQUEST |
+					       F_FW_CMD_READ |
+					       V_FW_PORT_CMD_PORTID(j));
+		action = fw_caps == FW_CAPS16 ? FW_PORT_ACTION_GET_PORT_INFO :
+						FW_PORT_ACTION_GET_PORT_INFO32;
+		cmd.action_to_len16 = cpu_to_be32(V_FW_PORT_CMD_ACTION(action) |
+						  FW_LEN16(cmd));
+		ret = t4_wr_mbox(pi->adapter, mbox, &cmd, sizeof(cmd), &cmd);
+		if (ret)
+			return ret;
+
+		/* Extract the various fields from the Port Information message.
+		 */
+		if (fw_caps == FW_CAPS16) {
+			u32 lstatus =
+				be32_to_cpu(cmd.u.info.lstatus_to_modtype);
+
+			port_type = G_FW_PORT_CMD_PTYPE(lstatus);
+			mdio_addr = (lstatus & F_FW_PORT_CMD_MDIOCAP) ?
+				    (int)G_FW_PORT_CMD_MDIOADDR(lstatus) : -1;
+			pcaps = be16_to_cpu(cmd.u.info.pcap);
+			acaps = be16_to_cpu(cmd.u.info.acap);
+			pcaps = fwcaps16_to_caps32(pcaps);
+			acaps = fwcaps16_to_caps32(acaps);
+		} else {
+			u32 lstatus32 =
+				be32_to_cpu(cmd.u.info32.lstatus32_to_cbllen32);
+
+			port_type = G_FW_PORT_CMD_PORTTYPE32(lstatus32);
+			mdio_addr = (lstatus32 & F_FW_PORT_CMD_MDIOCAP32) ?
+				    (int)G_FW_PORT_CMD_MDIOADDR32(lstatus32) :
+				    -1;
+			pcaps = be32_to_cpu(cmd.u.info32.pcaps32);
+			acaps = be32_to_cpu(cmd.u.info32.acaps32);
+		}
+
+		ret = t4_alloc_vi(adap, mbox, j, pf, vf, 1, addr, &rss_size,
+				  &vivld, &vin);
+		if (ret < 0)
+			return ret;
+
+		pi->viid = ret;
+		pi->tx_chan = j;
+		pi->rss_size = rss_size;
+		t4_os_set_hw_addr(adap, i, addr);
+
+		/* If fw supports returning the VIN as part of FW_VI_CMD,
+		 * save the returned values.
+		 */
+		if (adap->params.viid_smt_extn_support) {
+			pi->vivld = vivld;
+			pi->vin = vin;
+		} else {
+			/* Retrieve the values from VIID */
+			pi->vivld = G_FW_VIID_VIVLD(pi->viid);
+			pi->vin =  G_FW_VIID_VIN(pi->viid);
+		}
+
+		pi->port_type = port_type;
+		pi->mdio_addr = mdio_addr;
+		pi->mod_type = FW_PORT_MOD_TYPE_NA;
+
+		init_link_config(&pi->link_cfg, pcaps, acaps);
+		j++;
+	}
+	return 0;
+}
+
+/**
+ * t4_memory_rw_addr - read/write adapter memory via PCIE memory window
+ * @adap: the adapter
+ * @win: PCI-E Memory Window to use
+ * @addr: address within adapter memory
+ * @len: amount of memory to transfer
+ * @hbuf: host memory buffer
+ * @dir: direction of transfer T4_MEMORY_READ (1) or T4_MEMORY_WRITE (0)
+ *
+ * Reads/writes an [almost] arbitrary memory region in the firmware: the
+ * firmware memory address and host buffer must be aligned on 32-bit
+ * boudaries; the length may be arbitrary.
+ *
+ * NOTES:
+ *  1. The memory is transferred as a raw byte sequence from/to the
+ *     firmware's memory.  If this memory contains data structures which
+ *     contain multi-byte integers, it's the caller's responsibility to
+ *     perform appropriate byte order conversions.
+ *
+ *  2. It is the Caller's responsibility to ensure that no other code
+ *     uses the specified PCI-E Memory Window while this routine is
+ *     using it.  This is typically done via the use of OS-specific
+ *     locks, etc.
+ */
+int t4_memory_rw_addr(struct adapter *adap, int win, u32 addr,
+		      u32 len, void *hbuf, int dir)
+{
+	u32 pos, offset, resid;
+	u32 win_pf, mem_reg, mem_aperture, mem_base;
+	u32 *buf;
+
+	/* Argument sanity checks ...*/
+	if (addr & 0x3 || (uintptr_t)hbuf & 0x3)
+		return -EINVAL;
+	buf = (u32 *)hbuf;
+
+	/* It's convenient to be able to handle lengths which aren't a
+	 * multiple of 32-bits because we often end up transferring files to
+	 * the firmware.  So we'll handle that by normalizing the length here
+	 * and then handling any residual transfer at the end.
+	 */
+	resid = len & 0x3;
+	len -= resid;
+
+	/* Each PCI-E Memory Window is programmed with a window size -- or
+	 * "aperture" -- which controls the granularity of its mapping onto
+	 * adapter memory.  We need to grab that aperture in order to know
+	 * how to use the specified window.  The window is also programmed
+	 * with the base address of the Memory Window in BAR0's address
+	 * space.  For T4 this is an absolute PCI-E Bus Address.  For T5
+	 * the address is relative to BAR0.
+	 */
+	mem_reg = t4_read_reg(adap,
+			      PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN,
+						  win));
+	mem_aperture = 1 << (G_WINDOW(mem_reg) + X_WINDOW_SHIFT);
+	mem_base = G_PCIEOFST(mem_reg) << X_PCIEOFST_SHIFT;
+
+	win_pf = is_t4(adap->params.chip) ? 0 : V_PFNUM(adap->pf);
+
+	/* Calculate our initial PCI-E Memory Window Position and Offset into
+	 * that Window.
+	 */
+	pos = addr & ~(mem_aperture - 1);
+	offset = addr - pos;
+
+	/* Set up initial PCI-E Memory Window to cover the start of our
+	 * transfer.  (Read it back to ensure that changes propagate before we
+	 * attempt to use the new value.)
+	 */
+	t4_write_reg(adap,
+		     PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, win),
+		     pos | win_pf);
+	t4_read_reg(adap,
+		    PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET, win));
+
+	/* Transfer data to/from the adapter as long as there's an integral
+	 * number of 32-bit transfers to complete.
+	 *
+	 * A note on Endianness issues:
+	 *
+	 * The "register" reads and writes below from/to the PCI-E Memory
+	 * Window invoke the standard adapter Big-Endian to PCI-E Link
+	 * Little-Endian "swizzel."  As a result, if we have the following
+	 * data in adapter memory:
+	 *
+	 *     Memory:  ... | b0 | b1 | b2 | b3 | ...
+	 *     Address:      i+0  i+1  i+2  i+3
+	 *
+	 * Then a read of the adapter memory via the PCI-E Memory Window
+	 * will yield:
+	 *
+	 *     x = readl(i)
+	 *         31                  0
+	 *         [ b3 | b2 | b1 | b0 ]
+	 *
+	 * If this value is stored into local memory on a Little-Endian system
+	 * it will show up correctly in local memory as:
+	 *
+	 *     ( ..., b0, b1, b2, b3, ... )
+	 *
+	 * But on a Big-Endian system, the store will show up in memory
+	 * incorrectly swizzled as:
+	 *
+	 *     ( ..., b3, b2, b1, b0, ... )
+	 *
+	 * So we need to account for this in the reads and writes to the
+	 * PCI-E Memory Window below by undoing the register read/write
+	 * swizzels.
+	 */
+	while (len > 0) {
+		if (dir == T4_MEMORY_READ)
+			*buf++ = le32_to_cpu((__le32)t4_read_reg(adap,
+								 mem_base +
+								 offset));
+		else
+			t4_write_reg(adap, mem_base + offset,
+				     (u32)cpu_to_le32(*buf++));
+		offset += sizeof(__be32);
+		len -= sizeof(__be32);
+
+		/* If we've reached the end of our current window aperture,
+		 * move the PCI-E Memory Window on to the next.  Note that
+		 * doing this here after "len" may be 0 allows us to set up
+		 * the PCI-E Memory Window for a possible final residual
+		 * transfer below ...
+		 */
+		if (offset == mem_aperture) {
+			pos += mem_aperture;
+			offset = 0;
+			t4_write_reg(adap,
+				PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET,
+						    win), pos | win_pf);
+			t4_read_reg(adap,
+				PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_OFFSET,
+						    win));
+		}
+	}
+
+	/* If the original transfer had a length which wasn't a multiple of
+	 * 32-bits, now's where we need to finish off the transfer of the
+	 * residual amount.  The PCI-E Memory Window has already been moved
+	 * above (if necessary) to cover this final transfer.
+	 */
+	if (resid) {
+		union {
+			u32 word;
+			char byte[4];
+		} last;
+		unsigned char *bp;
+		int i;
+
+		if (dir == T4_MEMORY_READ) {
+			last.word = le32_to_cpu((__le32)t4_read_reg(adap,
+								    mem_base +
+								    offset));
+			for (bp = (unsigned char *)buf, i = resid; i < 4; i++)
+				bp[i] = last.byte[i];
+		} else {
+			last.word = *buf;
+			for (i = resid; i < 4; i++)
+				last.byte[i] = 0;
+			t4_write_reg(adap, mem_base + offset,
+				     (u32)cpu_to_le32(last.word));
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * t4_memory_rw_mtype -read/write EDC 0, EDC 1 or MC via PCIE memory window
+ * @adap: the adapter
+ * @win: PCI-E Memory Window to use
+ * @mtype: memory type: MEM_EDC0, MEM_EDC1 or MEM_MC
+ * @maddr: address within indicated memory type
+ * @len: amount of memory to transfer
+ * @hbuf: host memory buffer
+ * @dir: direction of transfer T4_MEMORY_READ (1) or T4_MEMORY_WRITE (0)
+ *
+ * Reads/writes adapter memory using t4_memory_rw_addr().  This routine
+ * provides an (memory type, address within memory type) interface.
+ */
+int t4_memory_rw_mtype(struct adapter *adap, int win, int mtype, u32 maddr,
+		       u32 len, void *hbuf, int dir)
+{
+	u32 mtype_offset;
+	u32 edc_size, mc_size;
+
+	/* Offset into the region of memory which is being accessed
+	 * MEM_EDC0 = 0
+	 * MEM_EDC1 = 1
+	 * MEM_MC   = 2 -- MEM_MC for chips with only 1 memory controller
+	 * MEM_MC1  = 3 -- for chips with 2 memory controllers (e.g. T5)
+	 */
+	edc_size  = G_EDRAM0_SIZE(t4_read_reg(adap, A_MA_EDRAM0_BAR));
+	if (mtype != MEM_MC1) {
+		mtype_offset = (mtype * (edc_size * 1024 * 1024));
+	} else {
+		mc_size = G_EXT_MEM0_SIZE(t4_read_reg(adap,
+						      A_MA_EXT_MEMORY0_BAR));
+		mtype_offset = (MEM_MC0 * edc_size + mc_size) * 1024 * 1024;
+	}
+
+	return t4_memory_rw_addr(adap, win,
+				 mtype_offset + maddr, len,
+				 hbuf, dir);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.h
new file mode 100644
index 000000000..e77563dfa
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_hw.h
@@ -0,0 +1,144 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __T4_HW_H
+#define __T4_HW_H
+
+enum {
+	NCHAN           = 4,     /* # of HW channels */
+	EEPROMSIZE      = 17408, /* Serial EEPROM physical size */
+	EEPROMVSIZE     = 32768, /* Serial EEPROM virtual address space size */
+	EEPROMPFSIZE    = 1024,  /* EEPROM writable area size for PFn, n>0 */
+	NMTUS           = 16,    /* size of MTU table */
+	NCCTRL_WIN      = 32,    /* # of congestion control windows */
+	MBOX_LEN        = 64,    /* mailbox size in bytes */
+	UDBS_SEG_SIZE   = 128,   /* segment size for BAR2 user doorbells */
+};
+
+enum {
+	CIMLA_SIZE     = 2048,  /* # of 32-bit words in CIM LA */
+};
+
+enum {
+	SF_SEC_SIZE = 64 * 1024,      /* serial flash sector size */
+};
+
+enum {
+	SGE_NTIMERS = 6,          /* # of interrupt holdoff timer values */
+	SGE_NCOUNTERS = 4,        /* # of interrupt packet counter values */
+};
+
+/* PCI-e memory window access */
+enum pcie_memwin {
+	MEMWIN_NIC      = 0,
+};
+
+enum {
+	SGE_MAX_WR_LEN = 512,     /* max WR size in bytes */
+	SGE_EQ_IDXSIZE = 64,      /* egress queue pidx/cidx unit size */
+	/* max no. of desc allowed in WR */
+	SGE_MAX_WR_NDESC = SGE_MAX_WR_LEN / SGE_EQ_IDXSIZE,
+};
+
+enum {
+	TCB_SIZE        = 128,   /* TCB size */
+};
+
+struct sge_qstat {                /* data written to SGE queue status entries */
+	__be32 qid;
+	__be16 cidx;
+	__be16 pidx;
+};
+
+/*
+ * Structure for last 128 bits of response descriptors
+ */
+struct rsp_ctrl {
+	__be32 hdrbuflen_pidx;
+	__be32 pldbuflen_qid;
+	union {
+		u8 type_gen;
+		__be64 last_flit;
+	} u;
+};
+
+#define S_RSPD_NEWBUF    31
+#define V_RSPD_NEWBUF(x) ((x) << S_RSPD_NEWBUF)
+#define F_RSPD_NEWBUF    V_RSPD_NEWBUF(1U)
+
+#define S_RSPD_LEN    0
+#define M_RSPD_LEN    0x7fffffff
+#define V_RSPD_LEN(x) ((x) << S_RSPD_LEN)
+#define G_RSPD_LEN(x) (((x) >> S_RSPD_LEN) & M_RSPD_LEN)
+
+#define S_RSPD_GEN    7
+#define V_RSPD_GEN(x) ((x) << S_RSPD_GEN)
+#define F_RSPD_GEN    V_RSPD_GEN(1U)
+
+#define S_RSPD_TYPE    4
+#define M_RSPD_TYPE    0x3
+#define V_RSPD_TYPE(x) ((x) << S_RSPD_TYPE)
+#define G_RSPD_TYPE(x) (((x) >> S_RSPD_TYPE) & M_RSPD_TYPE)
+
+/* Rx queue interrupt deferral field: timer index */
+#define S_QINTR_CNT_EN    0
+#define V_QINTR_CNT_EN(x) ((x) << S_QINTR_CNT_EN)
+#define F_QINTR_CNT_EN    V_QINTR_CNT_EN(1U)
+
+#define S_QINTR_TIMER_IDX    1
+#define M_QINTR_TIMER_IDX    0x7
+#define V_QINTR_TIMER_IDX(x) ((x) << S_QINTR_TIMER_IDX)
+#define G_QINTR_TIMER_IDX(x) (((x) >> S_QINTR_TIMER_IDX) & M_QINTR_TIMER_IDX)
+
+/*
+ * Flash layout.
+ */
+#define FLASH_START(start)      ((start) * SF_SEC_SIZE)
+#define FLASH_MAX_SIZE(nsecs)   ((nsecs) * SF_SEC_SIZE)
+
+enum {
+	/*
+	 * Various Expansion-ROM boot images, etc.
+	 */
+	FLASH_EXP_ROM_START_SEC = 0,
+	FLASH_EXP_ROM_NSECS = 6,
+	FLASH_EXP_ROM_START = FLASH_START(FLASH_EXP_ROM_START_SEC),
+	FLASH_EXP_ROM_MAX_SIZE = FLASH_MAX_SIZE(FLASH_EXP_ROM_NSECS),
+
+	/*
+	 * Location of firmware image in FLASH.
+	 */
+	FLASH_FW_START_SEC = 8,
+	FLASH_FW_NSECS = 16,
+	FLASH_FW_START = FLASH_START(FLASH_FW_START_SEC),
+	FLASH_FW_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FW_NSECS),
+
+	/*
+	 * Location of bootstrap firmware image in FLASH.
+	 */
+	FLASH_FWBOOTSTRAP_START_SEC = 27,
+	FLASH_FWBOOTSTRAP_NSECS = 1,
+	FLASH_FWBOOTSTRAP_START = FLASH_START(FLASH_FWBOOTSTRAP_START_SEC),
+	FLASH_FWBOOTSTRAP_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FWBOOTSTRAP_NSECS),
+
+	/*
+	 * Location of Firmware Configuration File in FLASH.
+	 */
+	FLASH_CFG_START_SEC = 31,
+	FLASH_CFG_NSECS = 1,
+	FLASH_CFG_START = FLASH_START(FLASH_CFG_START_SEC),
+	FLASH_CFG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_CFG_NSECS),
+
+	/*
+	 * We don't support FLASH devices which can't support the full
+	 * standard set of sections which we need for normal operations.
+	 */
+	FLASH_MIN_SIZE = FLASH_CFG_START + FLASH_CFG_MAX_SIZE,
+};
+
+#undef FLASH_START
+#undef FLASH_MAX_SIZE
+
+#endif /* __T4_HW_H */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_msg.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_msg.h
new file mode 100644
index 000000000..a6ddaa7b0
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_msg.h
@@ -0,0 +1,625 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef T4_MSG_H
+#define T4_MSG_H
+
+enum {
+	CPL_ACT_OPEN_REQ      = 0x3,
+	CPL_SET_TCB_FIELD     = 0x5,
+	CPL_ABORT_REQ         = 0xA,
+	CPL_ABORT_RPL         = 0xB,
+	CPL_L2T_WRITE_REQ     = 0x12,
+	CPL_SMT_WRITE_REQ     = 0x14,
+	CPL_TID_RELEASE       = 0x1A,
+	CPL_L2T_WRITE_RPL     = 0x23,
+	CPL_ACT_OPEN_RPL      = 0x25,
+	CPL_ABORT_RPL_RSS     = 0x2D,
+	CPL_SMT_WRITE_RPL     = 0x2E,
+	CPL_SET_TCB_RPL       = 0x3A,
+	CPL_ACT_OPEN_REQ6     = 0x83,
+	CPL_SGE_EGR_UPDATE    = 0xA5,
+	CPL_FW4_MSG           = 0xC0,
+	CPL_FW6_MSG           = 0xE0,
+	CPL_TX_PKT_LSO        = 0xED,
+	CPL_TX_PKT_XT         = 0xEE,
+};
+
+enum CPL_error {
+	CPL_ERR_NONE               = 0,
+	CPL_ERR_TCAM_FULL          = 3,
+};
+
+enum {
+	ULP_MODE_NONE          = 0,
+	ULP_MODE_TCPDDP        = 5,
+};
+
+enum {
+	CPL_ABORT_SEND_RST = 0,
+	CPL_ABORT_NO_RST,
+};
+
+enum {                     /* TX_PKT_XT checksum types */
+	TX_CSUM_TCPIP  = 8,
+	TX_CSUM_UDPIP  = 9,
+	TX_CSUM_TCPIP6 = 10,
+};
+
+union opcode_tid {
+	__be32 opcode_tid;
+	__u8 opcode;
+};
+
+#define S_CPL_OPCODE    24
+#define V_CPL_OPCODE(x) ((x) << S_CPL_OPCODE)
+
+#define G_TID(x)    ((x) & 0xFFFFFF)
+
+/* tid is assumed to be 24-bits */
+#define MK_OPCODE_TID(opcode, tid) (V_CPL_OPCODE(opcode) | (tid))
+
+#define OPCODE_TID(cmd) ((cmd)->ot.opcode_tid)
+
+/* extract the TID from a CPL command */
+#define GET_TID(cmd) (G_TID(be32_to_cpu(OPCODE_TID(cmd))))
+
+/* partitioning of TID fields that also carry a queue id */
+#define S_TID_TID    0
+#define M_TID_TID    0x3fff
+#define G_TID_TID(x) (((x) >> S_TID_TID) & M_TID_TID)
+
+#define S_TID_QID    14
+#define V_TID_QID(x) ((x) << S_TID_QID)
+
+struct rss_header {
+	__u8 opcode;
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+	__u8 channel:2;
+	__u8 filter_hit:1;
+	__u8 filter_tid:1;
+	__u8 hash_type:2;
+	__u8 ipv6:1;
+	__u8 send2fw:1;
+#else
+	__u8 send2fw:1;
+	__u8 ipv6:1;
+	__u8 hash_type:2;
+	__u8 filter_tid:1;
+	__u8 filter_hit:1;
+	__u8 channel:2;
+#endif
+	__be16 qid;
+	__be32 hash_val;
+};
+
+#if defined(RSS_HDR_VLD) || defined(CHELSIO_FW)
+#define RSS_HDR struct rss_header rss_hdr
+#else
+#define RSS_HDR
+#endif
+
+#ifndef CHELSIO_FW
+struct work_request_hdr {
+	__be32 wr_hi;
+	__be32 wr_mid;
+	__be64 wr_lo;
+};
+
+#define WR_HDR struct work_request_hdr wr
+#define WR_HDR_SIZE sizeof(struct work_request_hdr)
+#else
+#define WR_HDR
+#define WR_HDR_SIZE 0
+#endif
+
+#define S_COOKIE    5
+#define M_COOKIE    0x7
+#define V_COOKIE(x) ((x) << S_COOKIE)
+#define G_COOKIE(x) (((x) >> S_COOKIE) & M_COOKIE)
+
+/* option 0 fields */
+#define S_TX_CHAN    2
+#define V_TX_CHAN(x) ((x) << S_TX_CHAN)
+
+#define S_DELACK    5
+#define V_DELACK(x) ((x) << S_DELACK)
+
+#define S_NON_OFFLOAD    7
+#define V_NON_OFFLOAD(x) ((x) << S_NON_OFFLOAD)
+#define F_NON_OFFLOAD    V_NON_OFFLOAD(1U)
+
+#define S_ULP_MODE    8
+#define V_ULP_MODE(x) ((x) << S_ULP_MODE)
+
+#define S_SMAC_SEL    28
+#define V_SMAC_SEL(x) ((__u64)(x) << S_SMAC_SEL)
+
+#define S_TCAM_BYPASS    48
+#define V_TCAM_BYPASS(x) ((__u64)(x) << S_TCAM_BYPASS)
+#define F_TCAM_BYPASS    V_TCAM_BYPASS(1ULL)
+
+#define S_L2T_IDX    36
+#define V_L2T_IDX(x) ((__u64)(x) << S_L2T_IDX)
+
+#define S_NAGLE    49
+#define V_NAGLE(x) ((__u64)(x) << S_NAGLE)
+
+/* option 2 fields */
+#define S_RSS_QUEUE    0
+#define V_RSS_QUEUE(x) ((x) << S_RSS_QUEUE)
+
+#define S_RSS_QUEUE_VALID    10
+#define V_RSS_QUEUE_VALID(x) ((x) << S_RSS_QUEUE_VALID)
+#define F_RSS_QUEUE_VALID    V_RSS_QUEUE_VALID(1U)
+
+#define S_CONG_CNTRL    14
+#define V_CONG_CNTRL(x) ((x) << S_CONG_CNTRL)
+
+#define S_RX_CHANNEL    26
+#define V_RX_CHANNEL(x) ((x) << S_RX_CHANNEL)
+#define F_RX_CHANNEL    V_RX_CHANNEL(1U)
+
+#define S_CCTRL_ECN    27
+#define V_CCTRL_ECN(x) ((x) << S_CCTRL_ECN)
+
+#define S_SACK_EN    30
+#define V_SACK_EN(x) ((x) << S_SACK_EN)
+
+#define S_T5_OPT_2_VALID    31
+#define V_T5_OPT_2_VALID(x) ((x) << S_T5_OPT_2_VALID)
+#define F_T5_OPT_2_VALID    V_T5_OPT_2_VALID(1U)
+
+struct cpl_t6_act_open_req {
+	WR_HDR;
+	union opcode_tid ot;
+	__be16 local_port;
+	__be16 peer_port;
+	__be32 local_ip;
+	__be32 peer_ip;
+	__be64 opt0;
+	__be32 rsvd;
+	__be32 opt2;
+	__be64 params;
+	__be32 rsvd2;
+	__be32 opt3;
+};
+
+struct cpl_t6_act_open_req6 {
+	WR_HDR;
+	union opcode_tid ot;
+	__be16 local_port;
+	__be16 peer_port;
+	__be64 local_ip_hi;
+	__be64 local_ip_lo;
+	__be64 peer_ip_hi;
+	__be64 peer_ip_lo;
+	__be64 opt0;
+	__be32 rsvd;
+	__be32 opt2;
+	__be64 params;
+	__be32 rsvd2;
+	__be32 opt3;
+};
+
+#define S_FILTER_TUPLE	24
+#define V_FILTER_TUPLE(x) ((x) << S_FILTER_TUPLE)
+
+struct cpl_act_open_rpl {
+	RSS_HDR
+	union opcode_tid ot;
+	__be32 atid_status;
+};
+
+/* cpl_act_open_rpl.atid_status fields */
+#define S_AOPEN_STATUS    0
+#define M_AOPEN_STATUS    0xFF
+#define G_AOPEN_STATUS(x) (((x) >> S_AOPEN_STATUS) & M_AOPEN_STATUS)
+
+#define S_AOPEN_ATID    8
+#define M_AOPEN_ATID    0xFFFFFF
+#define G_AOPEN_ATID(x) (((x) >> S_AOPEN_ATID) & M_AOPEN_ATID)
+
+struct cpl_set_tcb_field {
+	WR_HDR;
+	union opcode_tid ot;
+	__be16 reply_ctrl;
+	__be16 word_cookie;
+	__be64 mask;
+	__be64 val;
+};
+
+/* cpl_set_tcb_field.word_cookie fields */
+#define S_WORD    0
+#define V_WORD(x) ((x) << S_WORD)
+
+/* cpl_get_tcb.reply_ctrl fields */
+#define S_QUEUENO    0
+#define V_QUEUENO(x) ((x) << S_QUEUENO)
+
+#define S_REPLY_CHAN    14
+#define V_REPLY_CHAN(x) ((x) << S_REPLY_CHAN)
+
+#define S_NO_REPLY    15
+#define V_NO_REPLY(x) ((x) << S_NO_REPLY)
+
+struct cpl_set_tcb_rpl {
+	RSS_HDR
+	union opcode_tid ot;
+	__be16 rsvd;
+	__u8   cookie;
+	__u8   status;
+	__be64 oldval;
+};
+
+/* cpl_abort_req status command code
+ */
+struct cpl_abort_req {
+	WR_HDR;
+	union opcode_tid ot;
+	__be32 rsvd0;
+	__u8  rsvd1;
+	__u8  cmd;
+	__u8  rsvd2[6];
+};
+
+struct cpl_abort_rpl_rss {
+	RSS_HDR
+	union opcode_tid ot;
+	__u8  rsvd[3];
+	__u8  status;
+};
+
+struct cpl_abort_rpl {
+	WR_HDR;
+	union opcode_tid ot;
+	__be32 rsvd0;
+	__u8  rsvd1;
+	__u8  cmd;
+	__u8  rsvd2[6];
+};
+
+struct cpl_tid_release {
+	WR_HDR;
+	union opcode_tid ot;
+	__be32 rsvd;
+};
+
+struct cpl_tx_data {
+	union opcode_tid ot;
+	__be32 len;
+	__be32 rsvd;
+	__be32 flags;
+};
+
+struct cpl_tx_pkt_core {
+	__be32 ctrl0;
+	__be16 pack;
+	__be16 len;
+	__be64 ctrl1;
+};
+
+struct cpl_tx_pkt {
+	WR_HDR;
+	struct cpl_tx_pkt_core c;
+};
+
+/* cpl_tx_pkt_core.ctrl0 fields */
+#define S_TXPKT_PF    8
+#define M_TXPKT_PF    0x7
+#define V_TXPKT_PF(x) ((x) << S_TXPKT_PF)
+#define G_TXPKT_PF(x) (((x) >> S_TXPKT_PF) & M_TXPKT_PF)
+
+#define S_TXPKT_INTF    16
+#define M_TXPKT_INTF    0xF
+#define V_TXPKT_INTF(x) ((x) << S_TXPKT_INTF)
+#define G_TXPKT_INTF(x) (((x) >> S_TXPKT_INTF) & M_TXPKT_INTF)
+
+#define S_TXPKT_OPCODE    24
+#define M_TXPKT_OPCODE    0xFF
+#define V_TXPKT_OPCODE(x) ((x) << S_TXPKT_OPCODE)
+#define G_TXPKT_OPCODE(x) (((x) >> S_TXPKT_OPCODE) & M_TXPKT_OPCODE)
+
+/* cpl_tx_pkt_core.ctrl1 fields */
+#define S_TXPKT_IPHDR_LEN    20
+#define M_TXPKT_IPHDR_LEN    0x3FFF
+#define V_TXPKT_IPHDR_LEN(x) ((__u64)(x) << S_TXPKT_IPHDR_LEN)
+#define G_TXPKT_IPHDR_LEN(x) (((x) >> S_TXPKT_IPHDR_LEN) & M_TXPKT_IPHDR_LEN)
+
+#define S_TXPKT_ETHHDR_LEN    34
+#define M_TXPKT_ETHHDR_LEN    0x3F
+#define V_TXPKT_ETHHDR_LEN(x) ((__u64)(x) << S_TXPKT_ETHHDR_LEN)
+#define G_TXPKT_ETHHDR_LEN(x) (((x) >> S_TXPKT_ETHHDR_LEN) & M_TXPKT_ETHHDR_LEN)
+
+#define S_T6_TXPKT_ETHHDR_LEN    32
+#define M_T6_TXPKT_ETHHDR_LEN    0xFF
+#define V_T6_TXPKT_ETHHDR_LEN(x) ((__u64)(x) << S_T6_TXPKT_ETHHDR_LEN)
+#define G_T6_TXPKT_ETHHDR_LEN(x) \
+	(((x) >> S_T6_TXPKT_ETHHDR_LEN) & M_T6_TXPKT_ETHHDR_LEN)
+
+#define S_TXPKT_CSUM_TYPE    40
+#define M_TXPKT_CSUM_TYPE    0xF
+#define V_TXPKT_CSUM_TYPE(x) ((__u64)(x) << S_TXPKT_CSUM_TYPE)
+#define G_TXPKT_CSUM_TYPE(x) (((x) >> S_TXPKT_CSUM_TYPE) & M_TXPKT_CSUM_TYPE)
+
+#define S_TXPKT_VLAN    44
+#define M_TXPKT_VLAN    0xFFFF
+#define V_TXPKT_VLAN(x) ((__u64)(x) << S_TXPKT_VLAN)
+#define G_TXPKT_VLAN(x) (((x) >> S_TXPKT_VLAN) & M_TXPKT_VLAN)
+
+#define S_TXPKT_VLAN_VLD    60
+#define V_TXPKT_VLAN_VLD(x) ((__u64)(x) << S_TXPKT_VLAN_VLD)
+#define F_TXPKT_VLAN_VLD    V_TXPKT_VLAN_VLD(1ULL)
+
+#define S_TXPKT_IPCSUM_DIS    62
+#define V_TXPKT_IPCSUM_DIS(x) ((__u64)(x) << S_TXPKT_IPCSUM_DIS)
+#define F_TXPKT_IPCSUM_DIS    V_TXPKT_IPCSUM_DIS(1ULL)
+
+#define S_TXPKT_L4CSUM_DIS    63
+#define V_TXPKT_L4CSUM_DIS(x) ((__u64)(x) << S_TXPKT_L4CSUM_DIS)
+#define F_TXPKT_L4CSUM_DIS    V_TXPKT_L4CSUM_DIS(1ULL)
+
+struct cpl_tx_pkt_lso_core {
+	__be32 lso_ctrl;
+	__be16 ipid_ofst;
+	__be16 mss;
+	__be32 seqno_offset;
+	__be32 len;
+	/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
+};
+
+struct cpl_tx_pkt_lso {
+	WR_HDR;
+	struct cpl_tx_pkt_lso_core c;
+	/* encapsulated CPL (TX_PKT, TX_PKT_XT or TX_DATA) follows here */
+};
+
+/* cpl_tx_pkt_lso_core.lso_ctrl fields */
+#define S_LSO_TCPHDR_LEN    0
+#define M_LSO_TCPHDR_LEN    0xF
+#define V_LSO_TCPHDR_LEN(x) ((x) << S_LSO_TCPHDR_LEN)
+#define G_LSO_TCPHDR_LEN(x) (((x) >> S_LSO_TCPHDR_LEN) & M_LSO_TCPHDR_LEN)
+
+#define S_LSO_IPHDR_LEN    4
+#define M_LSO_IPHDR_LEN    0xFFF
+#define V_LSO_IPHDR_LEN(x) ((x) << S_LSO_IPHDR_LEN)
+#define G_LSO_IPHDR_LEN(x) (((x) >> S_LSO_IPHDR_LEN) & M_LSO_IPHDR_LEN)
+
+#define S_LSO_ETHHDR_LEN    16
+#define M_LSO_ETHHDR_LEN    0xF
+#define V_LSO_ETHHDR_LEN(x) ((x) << S_LSO_ETHHDR_LEN)
+#define G_LSO_ETHHDR_LEN(x) (((x) >> S_LSO_ETHHDR_LEN) & M_LSO_ETHHDR_LEN)
+
+#define S_LSO_IPV6    20
+#define V_LSO_IPV6(x) ((x) << S_LSO_IPV6)
+#define F_LSO_IPV6    V_LSO_IPV6(1U)
+
+#define S_LSO_LAST_SLICE    22
+#define V_LSO_LAST_SLICE(x) ((x) << S_LSO_LAST_SLICE)
+#define F_LSO_LAST_SLICE    V_LSO_LAST_SLICE(1U)
+
+#define S_LSO_FIRST_SLICE    23
+#define V_LSO_FIRST_SLICE(x) ((x) << S_LSO_FIRST_SLICE)
+#define F_LSO_FIRST_SLICE    V_LSO_FIRST_SLICE(1U)
+
+#define S_LSO_OPCODE    24
+#define M_LSO_OPCODE    0xFF
+#define V_LSO_OPCODE(x) ((x) << S_LSO_OPCODE)
+#define G_LSO_OPCODE(x) (((x) >> S_LSO_OPCODE) & M_LSO_OPCODE)
+
+#define S_LSO_T5_XFER_SIZE	   0
+#define M_LSO_T5_XFER_SIZE    0xFFFFFFF
+#define V_LSO_T5_XFER_SIZE(x) ((x) << S_LSO_T5_XFER_SIZE)
+#define G_LSO_T5_XFER_SIZE(x) (((x) >> S_LSO_T5_XFER_SIZE) & M_LSO_T5_XFER_SIZE)
+
+struct cpl_rx_pkt {
+	RSS_HDR;
+	__u8 opcode;
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+	__u8 iff:4;
+	__u8 csum_calc:1;
+	__u8 ipmi_pkt:1;
+	__u8 vlan_ex:1;
+	__u8 ip_frag:1;
+#else
+	__u8 ip_frag:1;
+	__u8 vlan_ex:1;
+	__u8 ipmi_pkt:1;
+	__u8 csum_calc:1;
+	__u8 iff:4;
+#endif
+	__be16 csum;
+	__be16 vlan;
+	__be16 len;
+	__be32 l2info;
+	__be16 hdr_len;
+	__be16 err_vec;
+};
+
+struct cpl_l2t_write_req {
+	WR_HDR;
+	union opcode_tid ot;
+	__be16 params;
+	__be16 l2t_idx;
+	__be16 vlan;
+	__u8   dst_mac[6];
+};
+
+/* cpl_l2t_write_req.params fields */
+#define S_L2T_W_PORT    8
+#define V_L2T_W_PORT(x) ((x) << S_L2T_W_PORT)
+
+#define S_L2T_W_LPBK    10
+#define V_L2T_W_LPBK(x) ((x) << S_L2T_W_LPBK)
+
+#define S_L2T_W_ARPMISS         11
+#define V_L2T_W_ARPMISS(x)      ((x) << S_L2T_W_ARPMISS)
+
+#define S_L2T_W_NOREPLY    15
+#define V_L2T_W_NOREPLY(x) ((x) << S_L2T_W_NOREPLY)
+
+struct cpl_l2t_write_rpl {
+	RSS_HDR
+	union opcode_tid ot;
+	__u8 status;
+	__u8 rsvd[3];
+};
+
+struct cpl_smt_write_req {
+	WR_HDR;
+	union opcode_tid ot;
+	__be32 params;
+	__be16 pfvf1;
+	__u8   src_mac1[6];
+	__be16 pfvf0;
+	__u8   src_mac0[6];
+};
+
+struct cpl_t6_smt_write_req {
+	WR_HDR;
+	union opcode_tid ot;
+	__be32 params;
+	__be64 tag;
+	__be16 pfvf0;
+	__u8   src_mac0[6];
+	__be32 local_ip;
+	__be32 rsvd;
+};
+
+struct cpl_smt_write_rpl {
+	RSS_HDR
+	union opcode_tid ot;
+	u8 status;
+	u8 rsvd[3];
+};
+
+/* cpl_smt_{read,write}_req.params fields */
+#define S_SMTW_OVLAN_IDX    16
+#define V_SMTW_OVLAN_IDX(x) ((x) << S_SMTW_OVLAN_IDX)
+
+#define S_SMTW_IDX    20
+#define V_SMTW_IDX(x) ((x) << S_SMTW_IDX)
+
+#define S_SMTW_NORPL    31
+#define V_SMTW_NORPL(x) ((x) << S_SMTW_NORPL)
+
+/* rx_pkt.l2info fields */
+#define S_RXF_UDP    22
+#define V_RXF_UDP(x) ((x) << S_RXF_UDP)
+#define F_RXF_UDP    V_RXF_UDP(1U)
+
+#define S_RXF_TCP    23
+#define V_RXF_TCP(x) ((x) << S_RXF_TCP)
+#define F_RXF_TCP    V_RXF_TCP(1U)
+
+#define S_RXF_IP    24
+#define V_RXF_IP(x) ((x) << S_RXF_IP)
+#define F_RXF_IP    V_RXF_IP(1U)
+
+#define S_RXF_IP6    25
+#define V_RXF_IP6(x) ((x) << S_RXF_IP6)
+#define F_RXF_IP6    V_RXF_IP6(1U)
+
+/* rx_pkt.err_vec fields */
+/* In T6, rx_pkt.err_vec indicates
+ * RxError Error vector (16b) or
+ * Encapsulating header length (8b),
+ * Outer encapsulation type (2b) and
+ * compressed error vector (6b) if CRxPktEnc is
+ * enabled in TP_OUT_CONFIG
+ */
+#define S_T6_COMPR_RXERR_VEC    0
+#define M_T6_COMPR_RXERR_VEC    0x3F
+#define V_T6_COMPR_RXERR_VEC(x) ((x) << S_T6_COMPR_RXERR_VEC)
+#define G_T6_COMPR_RXERR_VEC(x) \
+	(((x) >> S_T6_COMPR_RXERR_VEC) & M_T6_COMPR_RXERR_VEC)
+
+/* cpl_fw*.type values */
+enum {
+	FW_TYPE_RSSCPL = 4,
+};
+
+struct cpl_fw4_msg {
+	RSS_HDR;
+	u8 opcode;
+	u8 type;
+	__be16 rsvd0;
+	__be32 rsvd1;
+	__be64 data[2];
+};
+
+struct cpl_fw6_msg {
+	RSS_HDR;
+	u8 opcode;
+	u8 type;
+	__be16 rsvd0;
+	__be32 rsvd1;
+	__be64 data[4];
+};
+
+/* ULP_TX opcodes */
+enum {
+	ULP_TX_PKT = 4
+};
+
+enum {
+	ULP_TX_SC_NOOP = 0x80,
+	ULP_TX_SC_IMM  = 0x81,
+	ULP_TX_SC_DSGL = 0x82,
+	ULP_TX_SC_ISGL = 0x83
+};
+
+#define S_ULPTX_CMD    24
+#define M_ULPTX_CMD    0xFF
+#define V_ULPTX_CMD(x) ((x) << S_ULPTX_CMD)
+
+#define S_ULP_TX_SC_MORE 23
+#define V_ULP_TX_SC_MORE(x) ((x) << S_ULP_TX_SC_MORE)
+#define F_ULP_TX_SC_MORE  V_ULP_TX_SC_MORE(1U)
+
+struct ulptx_sge_pair {
+	__be32 len[2];
+	__be64 addr[2];
+};
+
+struct ulptx_sgl {
+	__be32 cmd_nsge;
+	__be32 len0;
+	__be64 addr0;
+
+#if !(defined C99_NOT_SUPPORTED)
+	struct ulptx_sge_pair sge[0];
+#endif
+
+};
+
+struct ulptx_idata {
+	__be32 cmd_more;
+	__be32 len;
+};
+
+#define S_ULPTX_NSGE    0
+#define M_ULPTX_NSGE    0xFFFF
+#define V_ULPTX_NSGE(x) ((x) << S_ULPTX_NSGE)
+
+struct ulp_txpkt {
+	__be32 cmd_dest;
+	__be32 len;
+};
+
+/* ulp_txpkt.cmd_dest fields */
+#define S_ULP_TXPKT_DEST    16
+#define M_ULP_TXPKT_DEST    0x3
+#define V_ULP_TXPKT_DEST(x) ((x) << S_ULP_TXPKT_DEST)
+
+#define S_ULP_TXPKT_FID	    4
+#define M_ULP_TXPKT_FID     0x7ff
+#define V_ULP_TXPKT_FID(x)  ((x) << S_ULP_TXPKT_FID)
+
+#define S_ULP_TXPKT_RO      3
+#define V_ULP_TXPKT_RO(x) ((x) << S_ULP_TXPKT_RO)
+#define F_ULP_TXPKT_RO V_ULP_TXPKT_RO(1U)
+
+#endif  /* T4_MSG_H */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_pci_id_tbl.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_pci_id_tbl.h
new file mode 100644
index 000000000..f5f027a2e
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_pci_id_tbl.h
@@ -0,0 +1,186 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2019 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __T4_PCI_ID_TBL_H__
+#define __T4_PCI_ID_TBL_H__
+
+/*
+ * The Os-Dependent code can defined cpp macros for creating a PCI Device ID
+ * Table.  This is useful because it allows the PCI ID Table to be maintained
+ * in a single place and all supporting OSes to get new PCI Device IDs
+ * automatically.
+ *
+ * The macros are:
+ *
+ * CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
+ *   -- Used to start the definition of the PCI ID Table.
+ *
+ * CH_PCI_DEVICE_ID_FUNCTION
+ *   -- The PCI Function Number to use in the PCI Device ID Table.  "0"
+ *   -- for drivers attaching to PF0-3, "4" for drivers attaching to PF4,
+ *   -- "8" for drivers attaching to SR-IOV Virtual Functions, etc.
+ *
+ * CH_PCI_DEVICE_ID_FUNCTION2 [optional]
+ *   -- If defined, create a PCI Device ID Table with both
+ *   -- CH_PCI_DEVICE_ID_FUNCTION and CH_PCI_DEVICE_ID_FUNCTION2 populated.
+ *
+ * CH_PCI_ID_TABLE_ENTRY(DeviceID)
+ *   -- Used for the individual PCI Device ID entries.  Note that we will
+ *   -- be adding a trailing comma (",") after all of the entries (and
+ *   -- between the pairs of entries if CH_PCI_DEVICE_ID_FUNCTION2 is defined).
+ *
+ * CH_PCI_DEVICE_ID_TABLE_DEFINE_END
+ *   -- Used to finish the definition of the PCI ID Table.  Note that we
+ *   -- will be adding a trailing semi-colon (";") here.
+ *
+ * CH_PCI_DEVICE_ID_BYPASS_SUPPORTED [optional]
+ *   -- If defined, indicates that the OS Driver has support for Bypass
+ *   -- Adapters.
+ */
+#ifdef CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
+
+/*
+ * Some sanity checks ...
+ */
+#ifndef CH_PCI_DEVICE_ID_FUNCTION
+#error CH_PCI_DEVICE_ID_FUNCTION not defined!
+#endif
+#ifndef CH_PCI_ID_TABLE_ENTRY
+#error CH_PCI_ID_TABLE_ENTRY not defined!
+#endif
+#ifndef CH_PCI_DEVICE_ID_TABLE_DEFINE_END
+#error CH_PCI_DEVICE_ID_TABLE_DEFINE_END not defined!
+#endif
+
+/*
+ * T4 and later ASICs use a PCI Device ID scheme of 0xVFPP where:
+ *
+ *   V  = "4" for T4; "5" for T5, etc.
+ *   F  = "0" for PF 0..3; "4".."7" for PF4..7; and "8" for VFs
+ *   PP = adapter product designation
+ *
+ * We use this consistency in order to create the proper PCI Device IDs
+ * for the specified CH_PCI_DEVICE_ID_FUNCTION.
+ */
+#ifndef CH_PCI_DEVICE_ID_FUNCTION2
+#define CH_PCI_ID_TABLE_FENTRY(devid) \
+	CH_PCI_ID_TABLE_ENTRY((devid) | \
+			      ((CH_PCI_DEVICE_ID_FUNCTION) << 8))
+#else
+#define CH_PCI_ID_TABLE_FENTRY(devid) \
+	CH_PCI_ID_TABLE_ENTRY((devid) | \
+			      ((CH_PCI_DEVICE_ID_FUNCTION) << 8)), \
+	CH_PCI_ID_TABLE_ENTRY((devid) | \
+			      ((CH_PCI_DEVICE_ID_FUNCTION2) << 8))
+#endif
+
+CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN
+	/*
+	 * T5 adapters:
+	 */
+	CH_PCI_ID_TABLE_FENTRY(0x5000),	/* T580-dbg */
+	CH_PCI_ID_TABLE_FENTRY(0x5001),	/* T520-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5002),	/* T522-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5003),	/* T540-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5004),	/* T520-bch */
+	CH_PCI_ID_TABLE_FENTRY(0x5005),	/* T540-bch */
+	CH_PCI_ID_TABLE_FENTRY(0x5006),	/* T540-ch */
+	CH_PCI_ID_TABLE_FENTRY(0x5007),	/* T520-so */
+	CH_PCI_ID_TABLE_FENTRY(0x5008),	/* T520-cx */
+	CH_PCI_ID_TABLE_FENTRY(0x5009),	/* T520-bt */
+	CH_PCI_ID_TABLE_FENTRY(0x500a),	/* T504-bt */
+#ifdef CH_PCI_DEVICE_ID_BYPASS_SUPPORTED
+	CH_PCI_ID_TABLE_FENTRY(0x500b),	/* B520-sr */
+	CH_PCI_ID_TABLE_FENTRY(0x500c),	/* B504-bt */
+#endif
+	CH_PCI_ID_TABLE_FENTRY(0x500d),	/* T580-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x500e),	/* T540-LP-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5010),	/* T580-LP-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5011),	/* T520-LL-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5012),	/* T560-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5013),	/* T580-chr */
+	CH_PCI_ID_TABLE_FENTRY(0x5014),	/* T580-so */
+	CH_PCI_ID_TABLE_FENTRY(0x5015),	/* T502-bt */
+	CH_PCI_ID_TABLE_FENTRY(0x5016),	/* T580-OCP-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x5017),	/* T520-OCP-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x5018),	/* T540-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x5019),	/* T540-LP-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x501a),	/* T540-SO-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x501b),	/* T540-SO-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5080),	/* Custom T540-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5081),	/* Custom T540-LL-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5082),	/* Custom T504-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5083),	/* Custom T540-LP-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5084),	/* Custom T580-cr */
+	CH_PCI_ID_TABLE_FENTRY(0x5085),	/* Custom 3x T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5086),	/* Custom 2x T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5087),	/* Custom T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5088),	/* Custom T570-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5089),	/* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5090), /* Custom T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5091), /* Custom T522-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5092), /* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5093),	/* Custom T580-LP-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5094),	/* Custom T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5095),	/* Custom T540-CR-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x5096), /* Custom T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x5097), /* Custom T520-KR */
+	CH_PCI_ID_TABLE_FENTRY(0x5098), /* Custom 2x40G QSFP */
+	CH_PCI_ID_TABLE_FENTRY(0x5099), /* Custom 2x40G QSFP */
+	CH_PCI_ID_TABLE_FENTRY(0x509A), /* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x509B), /* Custom T540-CR LOM */
+	CH_PCI_ID_TABLE_FENTRY(0x509c), /* Custom T520-CR SFP+ LOM */
+	CH_PCI_ID_TABLE_FENTRY(0x509d), /* Custom T540-CR SFP+ */
+	CH_PCI_ID_TABLE_FENTRY(0x509e), /* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x509f), /* Custom T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a0), /* Custom T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a1), /* Custom T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a2), /* Custom T580-KR4 */
+	CH_PCI_ID_TABLE_FENTRY(0x50a3), /* Custom T580-KR4 */
+	CH_PCI_ID_TABLE_FENTRY(0x50a4), /* Custom 2x T540-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a5), /* Custom T522-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x50a6), /* Custom T522-BT-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x50a7), /* Custom T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a8), /* Custom T580-KR */
+	CH_PCI_ID_TABLE_FENTRY(0x50a9), /* Custom T580-KR */
+	CH_PCI_ID_TABLE_FENTRY(0x50aa), /* Custom T580-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50ab), /* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50ac), /* Custom T540-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x50ad), /* Custom T520-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x50ae), /* Custom T540-XL-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x50af), /* Custom T580-KR-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x50b0), /* Custom T520-CR-LOM */
+
+	/* T6 adapter */
+	CH_PCI_ID_TABLE_FENTRY(0x6001), /* T6225-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6002), /* T6225-SO-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6003), /* T6425-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6004),	/* T6425-SO-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6005), /* T6225-OCP */
+	CH_PCI_ID_TABLE_FENTRY(0x6006),	/* T62100-OCP-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x6007), /* T62100-LP-CR	*/
+	CH_PCI_ID_TABLE_FENTRY(0x6008), /* T62100-SO-CR	*/
+	CH_PCI_ID_TABLE_FENTRY(0x6009),	/* T6210-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x600d), /* T62100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6011), /* T6225-LL-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6014), /* T61100-OCP-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x6015),	/* T6201-BT */
+	CH_PCI_ID_TABLE_FENTRY(0x6080), /* Custom T6225-CR SFP28 */
+	CH_PCI_ID_TABLE_FENTRY(0x6081), /* Custom T62100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6082),	/* Custom T6225-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6083),	/* Custom T62100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6084),	/* Custom T64100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6085),	/* Custom T6240-SO */
+	CH_PCI_ID_TABLE_FENTRY(0x6086),	/* Custom T6225-SO-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6087),	/* Custom T6225-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6088),	/* Custom T62100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x6089),	/* Custom T62100-KR */
+	CH_PCI_ID_TABLE_FENTRY(0x608a),	/* Custom T62100-CR */
+	CH_PCI_ID_TABLE_FENTRY(0x608b),	/* Custom T6225-CR */
+CH_PCI_DEVICE_ID_TABLE_DEFINE_END;
+
+#endif /* CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN */
+
+#endif /* __T4_PCI_ID_TBL_H__ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs.h
new file mode 100644
index 000000000..97cf49a48
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs.h
@@ -0,0 +1,966 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#define MYPF_BASE 0x1b000
+#define MYPF_REG(reg_addr) (MYPF_BASE + (reg_addr))
+
+#define PF0_BASE 0x1e000
+#define PF0_REG(reg_addr) (PF0_BASE + (reg_addr))
+
+#define PF_STRIDE 0x400
+#define PF_BASE(idx) (PF0_BASE + (idx) * PF_STRIDE)
+#define PF_REG(idx, reg) (PF_BASE(idx) + (reg))
+
+#define MYPORT_BASE 0x1c000
+#define MYPORT_REG(reg_addr) (MYPORT_BASE + (reg_addr))
+
+#define PORT0_BASE 0x20000
+#define PORT0_REG(reg_addr) (PORT0_BASE + (reg_addr))
+
+#define PORT_STRIDE 0x2000
+#define PORT_BASE(idx) (PORT0_BASE + (idx) * PORT_STRIDE)
+#define PORT_REG(idx, reg) (PORT_BASE(idx) + (reg))
+
+#define PCIE_MEM_ACCESS_REG(reg_addr, idx) ((reg_addr) + (idx) * 8)
+#define NUM_PCIE_MEM_ACCESS_INSTANCES 8
+
+#define PCIE_FW_REG(reg_addr, idx) ((reg_addr) + (idx) * 4)
+#define NUM_PCIE_FW_INSTANCES 8
+
+#define T5_MYPORT_BASE 0x2c000
+#define T5_MYPORT_REG(reg_addr) (T5_MYPORT_BASE + (reg_addr))
+
+#define T5_PORT0_BASE 0x30000
+#define T5_PORT0_REG(reg_addr) (T5_PORT0_BASE + (reg_addr))
+
+#define T5_PORT_STRIDE 0x4000
+#define T5_PORT_BASE(idx) (T5_PORT0_BASE + (idx) * T5_PORT_STRIDE)
+#define T5_PORT_REG(idx, reg) (T5_PORT_BASE(idx) + (reg))
+
+#define MPS_T5_CLS_SRAM_L(idx) (A_MPS_T5_CLS_SRAM_L + (idx) * 8)
+#define NUM_MPS_T5_CLS_SRAM_L_INSTANCES 512
+
+#define MPS_T5_CLS_SRAM_H(idx) (A_MPS_T5_CLS_SRAM_H + (idx) * 8)
+#define NUM_MPS_T5_CLS_SRAM_H_INSTANCES 512
+
+#define S_DATAPORTNUM    12
+#define M_DATAPORTNUM    0xfU
+#define V_DATAPORTNUM(x) ((x) << S_DATAPORTNUM)
+
+#define S_DATALKPTYPE    10
+#define M_DATALKPTYPE    0x3U
+#define V_DATALKPTYPE(x) ((x) << S_DATALKPTYPE)
+
+/* registers for module SGE */
+#define SGE_BASE_ADDR 0x1000
+
+#define A_SGE_PF_KDOORBELL 0x0
+#define A_SGE_VF_KDOORBELL 0x0
+
+#define S_QID    15
+#define M_QID    0x1ffffU
+#define V_QID(x) ((x) << S_QID)
+#define G_QID(x) (((x) >> S_QID) & M_QID)
+
+#define S_DBPRIO    14
+#define V_DBPRIO(x) ((x) << S_DBPRIO)
+#define F_DBPRIO    V_DBPRIO(1U)
+
+#define S_PIDX    0
+#define M_PIDX    0x3fffU
+#define V_PIDX(x) ((x) << S_PIDX)
+#define G_PIDX(x) (((x) >> S_PIDX) & M_PIDX)
+
+#define S_DBTYPE    13
+#define V_DBTYPE(x) ((x) << S_DBTYPE)
+#define F_DBTYPE    V_DBTYPE(1U)
+
+#define S_PIDX_T5    0
+#define M_PIDX_T5    0x1fffU
+#define V_PIDX_T5(x) ((x) << S_PIDX_T5)
+#define G_PIDX_T5(x) (((x) >> S_PIDX_T5) & M_PIDX_T5)
+
+#define A_SGE_PF_GTS 0x4
+
+#define T4VF_SGE_BASE_ADDR 0x0000
+#define A_SGE_VF_GTS 0x4
+
+#define S_INGRESSQID    16
+#define M_INGRESSQID    0xffffU
+#define V_INGRESSQID(x) ((x) << S_INGRESSQID)
+#define G_INGRESSQID(x) (((x) >> S_INGRESSQID) & M_INGRESSQID)
+
+#define S_SEINTARM    12
+#define V_SEINTARM(x) ((x) << S_SEINTARM)
+#define F_SEINTARM    V_SEINTARM(1U)
+
+#define S_CIDXINC    0
+#define M_CIDXINC    0xfffU
+#define V_CIDXINC(x) ((x) << S_CIDXINC)
+#define G_CIDXINC(x) (((x) >> S_CIDXINC) & M_CIDXINC)
+
+#define A_SGE_CONTROL 0x1008
+
+#define S_RXPKTCPLMODE    18
+#define V_RXPKTCPLMODE(x) ((x) << S_RXPKTCPLMODE)
+#define F_RXPKTCPLMODE    V_RXPKTCPLMODE(1U)
+
+#define S_EGRSTATUSPAGESIZE    17
+#define V_EGRSTATUSPAGESIZE(x) ((x) << S_EGRSTATUSPAGESIZE)
+#define F_EGRSTATUSPAGESIZE    V_EGRSTATUSPAGESIZE(1U)
+
+#define S_PKTSHIFT    10
+#define M_PKTSHIFT    0x7U
+#define V_PKTSHIFT(x) ((x) << S_PKTSHIFT)
+#define G_PKTSHIFT(x) (((x) >> S_PKTSHIFT) & M_PKTSHIFT)
+
+#define S_INGPADBOUNDARY    4
+#define M_INGPADBOUNDARY    0x7U
+#define V_INGPADBOUNDARY(x) ((x) << S_INGPADBOUNDARY)
+#define G_INGPADBOUNDARY(x) (((x) >> S_INGPADBOUNDARY) & M_INGPADBOUNDARY)
+
+#define A_SGE_HOST_PAGE_SIZE 0x100c
+
+#define S_HOSTPAGESIZEPF7    28
+#define M_HOSTPAGESIZEPF7    0xfU
+#define V_HOSTPAGESIZEPF7(x) ((x) << S_HOSTPAGESIZEPF7)
+#define G_HOSTPAGESIZEPF7(x) (((x) >> S_HOSTPAGESIZEPF7) & M_HOSTPAGESIZEPF7)
+
+#define S_HOSTPAGESIZEPF6    24
+#define M_HOSTPAGESIZEPF6    0xfU
+#define V_HOSTPAGESIZEPF6(x) ((x) << S_HOSTPAGESIZEPF6)
+#define G_HOSTPAGESIZEPF6(x) (((x) >> S_HOSTPAGESIZEPF6) & M_HOSTPAGESIZEPF6)
+
+#define S_HOSTPAGESIZEPF5    20
+#define M_HOSTPAGESIZEPF5    0xfU
+#define V_HOSTPAGESIZEPF5(x) ((x) << S_HOSTPAGESIZEPF5)
+#define G_HOSTPAGESIZEPF5(x) (((x) >> S_HOSTPAGESIZEPF5) & M_HOSTPAGESIZEPF5)
+
+#define S_HOSTPAGESIZEPF4    16
+#define M_HOSTPAGESIZEPF4    0xfU
+#define V_HOSTPAGESIZEPF4(x) ((x) << S_HOSTPAGESIZEPF4)
+#define G_HOSTPAGESIZEPF4(x) (((x) >> S_HOSTPAGESIZEPF4) & M_HOSTPAGESIZEPF4)
+
+#define S_HOSTPAGESIZEPF3    12
+#define M_HOSTPAGESIZEPF3    0xfU
+#define V_HOSTPAGESIZEPF3(x) ((x) << S_HOSTPAGESIZEPF3)
+#define G_HOSTPAGESIZEPF3(x) (((x) >> S_HOSTPAGESIZEPF3) & M_HOSTPAGESIZEPF3)
+
+#define S_HOSTPAGESIZEPF2    8
+#define M_HOSTPAGESIZEPF2    0xfU
+#define V_HOSTPAGESIZEPF2(x) ((x) << S_HOSTPAGESIZEPF2)
+#define G_HOSTPAGESIZEPF2(x) (((x) >> S_HOSTPAGESIZEPF2) & M_HOSTPAGESIZEPF2)
+
+#define S_HOSTPAGESIZEPF1    4
+#define M_HOSTPAGESIZEPF1    0xfU
+#define V_HOSTPAGESIZEPF1(x) ((x) << S_HOSTPAGESIZEPF1)
+#define G_HOSTPAGESIZEPF1(x) (((x) >> S_HOSTPAGESIZEPF1) & M_HOSTPAGESIZEPF1)
+
+#define S_HOSTPAGESIZEPF0    0
+#define M_HOSTPAGESIZEPF0    0xfU
+#define V_HOSTPAGESIZEPF0(x) ((x) << S_HOSTPAGESIZEPF0)
+#define G_HOSTPAGESIZEPF0(x) (((x) >> S_HOSTPAGESIZEPF0) & M_HOSTPAGESIZEPF0)
+
+#define A_SGE_EGRESS_QUEUES_PER_PAGE_PF 0x1010
+
+#define S_QUEUESPERPAGEPF1    4
+#define M_QUEUESPERPAGEPF1    0xfU
+#define V_QUEUESPERPAGEPF1(x) ((x) << S_QUEUESPERPAGEPF1)
+#define G_QUEUESPERPAGEPF1(x) (((x) >> S_QUEUESPERPAGEPF1) & M_QUEUESPERPAGEPF1)
+
+#define S_QUEUESPERPAGEPF0    0
+#define M_QUEUESPERPAGEPF0    0xfU
+#define V_QUEUESPERPAGEPF0(x) ((x) << S_QUEUESPERPAGEPF0)
+#define G_QUEUESPERPAGEPF0(x) (((x) >> S_QUEUESPERPAGEPF0) & M_QUEUESPERPAGEPF0)
+
+#define A_SGE_EGRESS_QUEUES_PER_PAGE_VF 0x1014
+
+#define S_ERR_CPL_EXCEED_IQE_SIZE    22
+#define V_ERR_CPL_EXCEED_IQE_SIZE(x) ((x) << S_ERR_CPL_EXCEED_IQE_SIZE)
+#define F_ERR_CPL_EXCEED_IQE_SIZE    V_ERR_CPL_EXCEED_IQE_SIZE(1U)
+
+#define S_ERR_INVALID_CIDX_INC    21
+#define V_ERR_INVALID_CIDX_INC(x) ((x) << S_ERR_INVALID_CIDX_INC)
+#define F_ERR_INVALID_CIDX_INC    V_ERR_INVALID_CIDX_INC(1U)
+
+#define S_ERR_CPL_OPCODE_0    19
+#define V_ERR_CPL_OPCODE_0(x) ((x) << S_ERR_CPL_OPCODE_0)
+#define F_ERR_CPL_OPCODE_0    V_ERR_CPL_OPCODE_0(1U)
+
+#define S_ERR_DROPPED_DB    18
+#define V_ERR_DROPPED_DB(x) ((x) << S_ERR_DROPPED_DB)
+#define F_ERR_DROPPED_DB    V_ERR_DROPPED_DB(1U)
+
+#define S_ERR_DATA_CPL_ON_HIGH_QID1    17
+#define V_ERR_DATA_CPL_ON_HIGH_QID1(x) ((x) << S_ERR_DATA_CPL_ON_HIGH_QID1)
+#define F_ERR_DATA_CPL_ON_HIGH_QID1    V_ERR_DATA_CPL_ON_HIGH_QID1(1U)
+
+#define S_ERR_DATA_CPL_ON_HIGH_QID0    16
+#define V_ERR_DATA_CPL_ON_HIGH_QID0(x) ((x) << S_ERR_DATA_CPL_ON_HIGH_QID0)
+#define F_ERR_DATA_CPL_ON_HIGH_QID0    V_ERR_DATA_CPL_ON_HIGH_QID0(1U)
+
+#define S_ERR_BAD_DB_PIDX3    15
+#define V_ERR_BAD_DB_PIDX3(x) ((x) << S_ERR_BAD_DB_PIDX3)
+#define F_ERR_BAD_DB_PIDX3    V_ERR_BAD_DB_PIDX3(1U)
+
+#define S_ERR_BAD_DB_PIDX2    14
+#define V_ERR_BAD_DB_PIDX2(x) ((x) << S_ERR_BAD_DB_PIDX2)
+#define F_ERR_BAD_DB_PIDX2    V_ERR_BAD_DB_PIDX2(1U)
+
+#define S_ERR_BAD_DB_PIDX1    13
+#define V_ERR_BAD_DB_PIDX1(x) ((x) << S_ERR_BAD_DB_PIDX1)
+#define F_ERR_BAD_DB_PIDX1    V_ERR_BAD_DB_PIDX1(1U)
+
+#define S_ERR_BAD_DB_PIDX0    12
+#define V_ERR_BAD_DB_PIDX0(x) ((x) << S_ERR_BAD_DB_PIDX0)
+#define F_ERR_BAD_DB_PIDX0    V_ERR_BAD_DB_PIDX0(1U)
+
+#define S_ERR_ING_PCIE_CHAN    11
+#define V_ERR_ING_PCIE_CHAN(x) ((x) << S_ERR_ING_PCIE_CHAN)
+#define F_ERR_ING_PCIE_CHAN    V_ERR_ING_PCIE_CHAN(1U)
+
+#define S_ERR_ING_CTXT_PRIO    10
+#define V_ERR_ING_CTXT_PRIO(x) ((x) << S_ERR_ING_CTXT_PRIO)
+#define F_ERR_ING_CTXT_PRIO    V_ERR_ING_CTXT_PRIO(1U)
+
+#define S_ERR_EGR_CTXT_PRIO    9
+#define V_ERR_EGR_CTXT_PRIO(x) ((x) << S_ERR_EGR_CTXT_PRIO)
+#define F_ERR_EGR_CTXT_PRIO    V_ERR_EGR_CTXT_PRIO(1U)
+
+#define S_DBFIFO_HP_INT    8
+#define V_DBFIFO_HP_INT(x) ((x) << S_DBFIFO_HP_INT)
+#define F_DBFIFO_HP_INT    V_DBFIFO_HP_INT(1U)
+
+#define S_DBFIFO_LP_INT    7
+#define V_DBFIFO_LP_INT(x) ((x) << S_DBFIFO_LP_INT)
+#define F_DBFIFO_LP_INT    V_DBFIFO_LP_INT(1U)
+
+#define S_INGRESS_SIZE_ERR    5
+#define V_INGRESS_SIZE_ERR(x) ((x) << S_INGRESS_SIZE_ERR)
+#define F_INGRESS_SIZE_ERR    V_INGRESS_SIZE_ERR(1U)
+
+#define S_EGRESS_SIZE_ERR    4
+#define V_EGRESS_SIZE_ERR(x) ((x) << S_EGRESS_SIZE_ERR)
+#define F_EGRESS_SIZE_ERR    V_EGRESS_SIZE_ERR(1U)
+
+#define A_SGE_INT_ENABLE3 0x1040
+
+#define A_SGE_FL_BUFFER_SIZE0 0x1044
+#define A_SGE_FL_BUFFER_SIZE1 0x1048
+#define A_SGE_FL_BUFFER_SIZE2 0x104c
+#define A_SGE_FL_BUFFER_SIZE3 0x1050
+
+#define A_SGE_FLM_CFG 0x1090
+
+#define S_CREDITCNT    4
+#define M_CREDITCNT    0x3U
+#define V_CREDITCNT(x) ((x) << S_CREDITCNT)
+#define G_CREDITCNT(x) (((x) >> S_CREDITCNT) & M_CREDITCNT)
+
+#define S_CREDITCNTPACKING    2
+#define M_CREDITCNTPACKING    0x3U
+#define V_CREDITCNTPACKING(x) ((x) << S_CREDITCNTPACKING)
+#define G_CREDITCNTPACKING(x) (((x) >> S_CREDITCNTPACKING) & M_CREDITCNTPACKING)
+
+#define A_SGE_CONM_CTRL 0x1094
+
+#define S_T6_EGRTHRESHOLDPACKING    16
+#define M_T6_EGRTHRESHOLDPACKING    0xffU
+#define G_T6_EGRTHRESHOLDPACKING(x) (((x) >> S_T6_EGRTHRESHOLDPACKING) & \
+				     M_T6_EGRTHRESHOLDPACKING)
+
+#define S_EGRTHRESHOLD    8
+#define M_EGRTHRESHOLD    0x3fU
+#define V_EGRTHRESHOLD(x) ((x) << S_EGRTHRESHOLD)
+#define G_EGRTHRESHOLD(x) (((x) >> S_EGRTHRESHOLD) & M_EGRTHRESHOLD)
+
+#define S_EGRTHRESHOLDPACKING    14
+#define M_EGRTHRESHOLDPACKING    0x3fU
+#define V_EGRTHRESHOLDPACKING(x) ((x) << S_EGRTHRESHOLDPACKING)
+#define G_EGRTHRESHOLDPACKING(x) (((x) >> S_EGRTHRESHOLDPACKING) & \
+				  M_EGRTHRESHOLDPACKING)
+
+#define S_INGTHRESHOLD    2
+#define M_INGTHRESHOLD    0x3fU
+#define V_INGTHRESHOLD(x) ((x) << S_INGTHRESHOLD)
+#define G_INGTHRESHOLD(x) (((x) >> S_INGTHRESHOLD) & M_INGTHRESHOLD)
+
+#define A_SGE_INGRESS_RX_THRESHOLD 0x10a0
+
+#define S_THRESHOLD_0    24
+#define M_THRESHOLD_0    0x3fU
+#define V_THRESHOLD_0(x) ((x) << S_THRESHOLD_0)
+#define G_THRESHOLD_0(x) (((x) >> S_THRESHOLD_0) & M_THRESHOLD_0)
+
+#define S_THRESHOLD_1    16
+#define M_THRESHOLD_1    0x3fU
+#define V_THRESHOLD_1(x) ((x) << S_THRESHOLD_1)
+#define G_THRESHOLD_1(x) (((x) >> S_THRESHOLD_1) & M_THRESHOLD_1)
+
+#define S_THRESHOLD_2    8
+#define M_THRESHOLD_2    0x3fU
+#define V_THRESHOLD_2(x) ((x) << S_THRESHOLD_2)
+#define G_THRESHOLD_2(x) (((x) >> S_THRESHOLD_2) & M_THRESHOLD_2)
+
+#define S_THRESHOLD_3    0
+#define M_THRESHOLD_3    0x3fU
+#define V_THRESHOLD_3(x) ((x) << S_THRESHOLD_3)
+#define G_THRESHOLD_3(x) (((x) >> S_THRESHOLD_3) & M_THRESHOLD_3)
+
+#define A_SGE_TIMER_VALUE_0_AND_1 0x10b8
+
+#define S_TIMERVALUE0    16
+#define M_TIMERVALUE0    0xffffU
+#define V_TIMERVALUE0(x) ((x) << S_TIMERVALUE0)
+#define G_TIMERVALUE0(x) (((x) >> S_TIMERVALUE0) & M_TIMERVALUE0)
+
+#define S_TIMERVALUE1    0
+#define M_TIMERVALUE1    0xffffU
+#define V_TIMERVALUE1(x) ((x) << S_TIMERVALUE1)
+#define G_TIMERVALUE1(x) (((x) >> S_TIMERVALUE1) & M_TIMERVALUE1)
+
+#define A_SGE_TIMER_VALUE_2_AND_3 0x10bc
+
+#define S_TIMERVALUE2    16
+#define M_TIMERVALUE2    0xffffU
+#define V_TIMERVALUE2(x) ((x) << S_TIMERVALUE2)
+#define G_TIMERVALUE2(x) (((x) >> S_TIMERVALUE2) & M_TIMERVALUE2)
+
+#define S_TIMERVALUE3    0
+#define M_TIMERVALUE3    0xffffU
+#define V_TIMERVALUE3(x) ((x) << S_TIMERVALUE3)
+#define G_TIMERVALUE3(x) (((x) >> S_TIMERVALUE3) & M_TIMERVALUE3)
+
+#define A_SGE_TIMER_VALUE_4_AND_5 0x10c0
+
+#define S_TIMERVALUE4    16
+#define M_TIMERVALUE4    0xffffU
+#define V_TIMERVALUE4(x) ((x) << S_TIMERVALUE4)
+#define G_TIMERVALUE4(x) (((x) >> S_TIMERVALUE4) & M_TIMERVALUE4)
+
+#define S_TIMERVALUE5    0
+#define M_TIMERVALUE5    0xffffU
+#define V_TIMERVALUE5(x) ((x) << S_TIMERVALUE5)
+#define G_TIMERVALUE5(x) (((x) >> S_TIMERVALUE5) & M_TIMERVALUE5)
+
+#define A_SGE_DEBUG_INDEX 0x10cc
+#define A_SGE_DEBUG_DATA_HIGH 0x10d0
+#define A_SGE_DEBUG_DATA_LOW 0x10d4
+#define A_SGE_STAT_CFG 0x10ec
+
+#define S_STATMODE    2
+#define M_STATMODE    0x3U
+#define V_STATMODE(x) ((x) << S_STATMODE)
+#define G_STATMODE(x) (((x) >> S_STATMODE) & M_STATMODE)
+
+#define S_STATSOURCE_T5    9
+#define M_STATSOURCE_T5    0xfU
+#define V_STATSOURCE_T5(x) ((x) << S_STATSOURCE_T5)
+#define G_STATSOURCE_T5(x) (((x) >> S_STATSOURCE_T5) & M_STATSOURCE_T5)
+
+#define A_SGE_INGRESS_QUEUES_PER_PAGE_PF 0x10f4
+#define A_SGE_INGRESS_QUEUES_PER_PAGE_VF 0x10f8
+
+#define A_SGE_CONTROL2 0x1124
+
+#define S_IDMAARBROUNDROBIN    19
+#define V_IDMAARBROUNDROBIN(x) ((x) << S_IDMAARBROUNDROBIN)
+#define F_IDMAARBROUNDROBIN    V_IDMAARBROUNDROBIN(1U)
+
+#define S_INGPACKBOUNDARY    16
+#define M_INGPACKBOUNDARY    0x7U
+#define V_INGPACKBOUNDARY(x) ((x) << S_INGPACKBOUNDARY)
+#define G_INGPACKBOUNDARY(x) (((x) >> S_INGPACKBOUNDARY) & M_INGPACKBOUNDARY)
+
+#define S_BUSY    31
+#define V_BUSY(x) ((x) << S_BUSY)
+#define F_BUSY    V_BUSY(1U)
+
+#define A_SGE_DEBUG_DATA_HIGH_INDEX_10 0x12a8
+#define A_SGE_DEBUG_DATA_LOW_INDEX_2 0x12c8
+#define A_SGE_DEBUG_DATA_LOW_INDEX_3 0x12cc
+
+/* registers for module PCIE */
+#define PCIE_BASE_ADDR 0x3000
+
+#define A_PCIE_MEM_ACCESS_BASE_WIN 0x3068
+
+#define S_PCIEOFST    10
+#define M_PCIEOFST    0x3fffffU
+#define V_PCIEOFST(x) ((x) << S_PCIEOFST)
+#define G_PCIEOFST(x) (((x) >> S_PCIEOFST) & M_PCIEOFST)
+
+#define S_BIR    8
+#define M_BIR    0x3U
+#define V_BIR(x) ((x) << S_BIR)
+#define G_BIR(x) (((x) >> S_BIR) & M_BIR)
+
+#define S_WINDOW    0
+#define M_WINDOW    0xffU
+#define V_WINDOW(x) ((x) << S_WINDOW)
+#define G_WINDOW(x) (((x) >> S_WINDOW) & M_WINDOW)
+
+#define A_PCIE_MEM_ACCESS_OFFSET 0x306c
+
+#define S_PFNUM    0
+#define M_PFNUM    0x7U
+#define V_PFNUM(x) ((x) << S_PFNUM)
+#define G_PFNUM(x) (((x) >> S_PFNUM) & M_PFNUM)
+
+#define A_PCIE_FW 0x30b8
+#define A_PCIE_FW_PF 0x30bc
+
+#define A_PCIE_CFG2 0x3018
+
+#define S_TOTMAXTAG    0
+#define M_TOTMAXTAG    0x3U
+#define V_TOTMAXTAG(x) ((x) << S_TOTMAXTAG)
+
+#define S_T6_TOTMAXTAG    0
+#define M_T6_TOTMAXTAG    0x7U
+#define V_T6_TOTMAXTAG(x) ((x) << S_T6_TOTMAXTAG)
+
+#define A_PCIE_CMD_CFG	0x5980
+
+#define S_MINTAG	0
+#define M_MINTAG	0xffU
+#define V_MINTAG(x)	((x) << S_MINTAG)
+
+#define S_T6_MINTAG	0
+#define M_T6_MINTAG	0xffU
+#define V_T6_MINTAG(x)	((x) << S_T6_MINTAG)
+
+/* registers for module CIM */
+#define CIM_BASE_ADDR 0x7b00
+
+#define A_CIM_VF_EXT_MAILBOX_CTRL 0x0
+
+#define A_CIM_PF_MAILBOX_DATA 0x240
+#define A_CIM_PF_MAILBOX_CTRL 0x280
+
+#define S_MBMSGVALID    3
+#define V_MBMSGVALID(x) ((x) << S_MBMSGVALID)
+#define F_MBMSGVALID    V_MBMSGVALID(1U)
+
+#define S_MBOWNER    0
+#define M_MBOWNER    0x3U
+#define V_MBOWNER(x) ((x) << S_MBOWNER)
+#define G_MBOWNER(x) (((x) >> S_MBOWNER) & M_MBOWNER)
+
+#define A_CIM_PF_MAILBOX_CTRL_SHADOW_COPY 0x290
+#define A_CIM_BOOT_CFG 0x7b00
+
+#define S_UPCRST    0
+#define V_UPCRST(x) ((x) << S_UPCRST)
+#define F_UPCRST    V_UPCRST(1U)
+
+#define NUM_CIM_PF_MAILBOX_DATA_INSTANCES 16
+
+/* registers for module TP */
+#define A_TP_OUT_CONFIG 0x7d04
+
+#define S_CRXPKTENC    3
+#define V_CRXPKTENC(x) ((x) << S_CRXPKTENC)
+#define F_CRXPKTENC    V_CRXPKTENC(1U)
+
+#define TP_BASE_ADDR 0x7d00
+#define A_TP_CMM_TCB_BASE 0x7d10
+
+#define A_TP_TIMER_RESOLUTION 0x7d90
+
+#define S_TIMERRESOLUTION    16
+#define M_TIMERRESOLUTION    0xffU
+#define V_TIMERRESOLUTION(x) ((x) << S_TIMERRESOLUTION)
+#define G_TIMERRESOLUTION(x) (((x) >> S_TIMERRESOLUTION) & M_TIMERRESOLUTION)
+
+#define S_DELAYEDACKRESOLUTION    0
+#define M_DELAYEDACKRESOLUTION    0xffU
+#define V_DELAYEDACKRESOLUTION(x) ((x) << S_DELAYEDACKRESOLUTION)
+#define G_DELAYEDACKRESOLUTION(x) (((x) >> S_DELAYEDACKRESOLUTION) & \
+				   M_DELAYEDACKRESOLUTION)
+
+#define A_TP_CCTRL_TABLE 0x7ddc
+
+#define A_TP_MTU_TABLE 0x7de4
+
+#define S_MTUINDEX    24
+#define M_MTUINDEX    0xffU
+#define V_MTUINDEX(x) ((x) << S_MTUINDEX)
+#define G_MTUINDEX(x) (((x) >> S_MTUINDEX) & M_MTUINDEX)
+
+#define S_MTUWIDTH    16
+#define M_MTUWIDTH    0xfU
+#define V_MTUWIDTH(x) ((x) << S_MTUWIDTH)
+#define G_MTUWIDTH(x) (((x) >> S_MTUWIDTH) & M_MTUWIDTH)
+
+#define S_MTUVALUE    0
+#define M_MTUVALUE    0x3fffU
+#define V_MTUVALUE(x) ((x) << S_MTUVALUE)
+#define G_MTUVALUE(x) (((x) >> S_MTUVALUE) & M_MTUVALUE)
+
+#define A_TP_RSS_CONFIG_VRT 0x7e00
+
+#define S_KEYMODE    6
+#define M_KEYMODE    0x3U
+#define G_KEYMODE(x) (((x) >> S_KEYMODE) & M_KEYMODE)
+
+#define S_KEYWRADDR    0
+#define V_KEYWRADDR(x) ((x) << S_KEYWRADDR)
+
+#define S_KEYWREN    4
+#define V_KEYWREN(x) ((x) << S_KEYWREN)
+#define F_KEYWREN    V_KEYWREN(1U)
+
+#define S_KEYWRADDRX    30
+#define V_KEYWRADDRX(x) ((x) << S_KEYWRADDRX)
+
+#define S_KEYEXTEND    26
+#define V_KEYEXTEND(x) ((x) << S_KEYEXTEND)
+#define F_KEYEXTEND    V_KEYEXTEND(1U)
+
+#define S_T6_VFWRADDR    8
+#define V_T6_VFWRADDR(x) ((x) << S_T6_VFWRADDR)
+
+#define A_TP_PIO_ADDR 0x7e40
+#define A_TP_PIO_DATA 0x7e44
+
+#define A_TP_RSS_SECRET_KEY0 0x40
+
+#define A_TP_VLAN_PRI_MAP 0x140
+
+#define S_FRAGMENTATION    9
+#define V_FRAGMENTATION(x) ((x) << S_FRAGMENTATION)
+#define F_FRAGMENTATION    V_FRAGMENTATION(1U)
+
+#define S_MPSHITTYPE    8
+#define V_MPSHITTYPE(x) ((x) << S_MPSHITTYPE)
+#define F_MPSHITTYPE    V_MPSHITTYPE(1U)
+
+#define S_MACMATCH    7
+#define V_MACMATCH(x) ((x) << S_MACMATCH)
+#define F_MACMATCH    V_MACMATCH(1U)
+
+#define S_ETHERTYPE    6
+#define V_ETHERTYPE(x) ((x) << S_ETHERTYPE)
+#define F_ETHERTYPE    V_ETHERTYPE(1U)
+
+#define S_PROTOCOL    5
+#define V_PROTOCOL(x) ((x) << S_PROTOCOL)
+#define F_PROTOCOL    V_PROTOCOL(1U)
+
+#define S_TOS    4
+#define V_TOS(x) ((x) << S_TOS)
+#define F_TOS    V_TOS(1U)
+
+#define S_VLAN    3
+#define V_VLAN(x) ((x) << S_VLAN)
+#define F_VLAN    V_VLAN(1U)
+
+#define S_VNIC_ID    2
+#define V_VNIC_ID(x) ((x) << S_VNIC_ID)
+#define F_VNIC_ID    V_VNIC_ID(1U)
+
+#define S_PORT    1
+#define V_PORT(x) ((x) << S_PORT)
+#define F_PORT    V_PORT(1U)
+
+#define S_FCOE    0
+#define V_FCOE(x) ((x) << S_FCOE)
+#define F_FCOE    V_FCOE(1U)
+
+#define A_TP_INGRESS_CONFIG 0x141
+
+#define S_USE_ENC_IDX    13
+#define V_USE_ENC_IDX(x) ((x) << S_USE_ENC_IDX)
+#define F_USE_ENC_IDX    V_USE_ENC_IDX(1U)
+
+#define S_VNIC    11
+#define V_VNIC(x) ((x) << S_VNIC)
+#define F_VNIC    V_VNIC(1U)
+
+#define S_CSUM_HAS_PSEUDO_HDR    10
+#define V_CSUM_HAS_PSEUDO_HDR(x) ((x) << S_CSUM_HAS_PSEUDO_HDR)
+#define F_CSUM_HAS_PSEUDO_HDR    V_CSUM_HAS_PSEUDO_HDR(1U)
+
+#define S_RM_OVLAN	9
+#define V_RM_OVLAN(x)	((x) << S_RM_OVLAN)
+
+/* registers for module MA */
+#define A_MA_EDRAM0_BAR 0x77c0
+
+#define S_EDRAM0_SIZE    0
+#define M_EDRAM0_SIZE    0xfffU
+#define V_EDRAM0_SIZE(x) ((x) << S_EDRAM0_SIZE)
+#define G_EDRAM0_SIZE(x) (((x) >> S_EDRAM0_SIZE) & M_EDRAM0_SIZE)
+
+#define A_MA_EXT_MEMORY0_BAR 0x77c8
+
+#define S_EXT_MEM0_SIZE    0
+#define M_EXT_MEM0_SIZE    0xfffU
+#define V_EXT_MEM0_SIZE(x) ((x) << S_EXT_MEM0_SIZE)
+#define G_EXT_MEM0_SIZE(x) (((x) >> S_EXT_MEM0_SIZE) & M_EXT_MEM0_SIZE)
+
+/* registers for module MPS */
+#define MPS_BASE_ADDR 0x9000
+#define T4VF_MPS_BASE_ADDR 0x0100
+
+#define S_REPLICATE    11
+#define V_REPLICATE(x) ((x) << S_REPLICATE)
+#define F_REPLICATE    V_REPLICATE(1U)
+
+#define S_PF    8
+#define M_PF    0x7U
+#define V_PF(x) ((x) << S_PF)
+#define G_PF(x) (((x) >> S_PF) & M_PF)
+
+#define S_VF_VALID    7
+#define V_VF_VALID(x) ((x) << S_VF_VALID)
+#define F_VF_VALID    V_VF_VALID(1U)
+
+#define S_VF    0
+#define M_VF    0x7fU
+#define V_VF(x) ((x) << S_VF)
+#define G_VF(x) (((x) >> S_VF) & M_VF)
+
+#define A_MPS_STAT_CTL 0x9600
+
+#define S_COUNTPAUSEMCRX    5
+#define V_COUNTPAUSEMCRX(x) ((x) << S_COUNTPAUSEMCRX)
+#define F_COUNTPAUSEMCRX    V_COUNTPAUSEMCRX(1U)
+
+#define S_COUNTPAUSESTATRX    4
+#define V_COUNTPAUSESTATRX(x) ((x) << S_COUNTPAUSESTATRX)
+#define F_COUNTPAUSESTATRX    V_COUNTPAUSESTATRX(1U)
+
+#define S_COUNTPAUSEMCTX    3
+#define V_COUNTPAUSEMCTX(x) ((x) << S_COUNTPAUSEMCTX)
+#define F_COUNTPAUSEMCTX    V_COUNTPAUSEMCTX(1U)
+
+#define S_COUNTPAUSESTATTX    2
+#define V_COUNTPAUSESTATTX(x) ((x) << S_COUNTPAUSESTATTX)
+#define F_COUNTPAUSESTATTX    V_COUNTPAUSESTATTX(1U)
+
+#define A_MPS_PORT_STAT_TX_PORT_BYTES_L 0x400
+#define A_MPS_PORT_STAT_TX_PORT_BYTES_H 0x404
+#define A_MPS_PORT_STAT_TX_PORT_FRAMES_L 0x408
+#define A_MPS_PORT_STAT_TX_PORT_FRAMES_H 0x40c
+#define A_MPS_PORT_STAT_TX_PORT_BCAST_L 0x410
+#define A_MPS_PORT_STAT_TX_PORT_BCAST_H 0x414
+#define A_MPS_PORT_STAT_TX_PORT_MCAST_L 0x418
+#define A_MPS_PORT_STAT_TX_PORT_MCAST_H 0x41c
+#define A_MPS_PORT_STAT_TX_PORT_UCAST_L 0x420
+#define A_MPS_PORT_STAT_TX_PORT_UCAST_H 0x424
+#define A_MPS_PORT_STAT_TX_PORT_ERROR_L 0x428
+#define A_MPS_PORT_STAT_TX_PORT_ERROR_H 0x42c
+#define A_MPS_PORT_STAT_TX_PORT_64B_L 0x430
+#define A_MPS_PORT_STAT_TX_PORT_64B_H 0x434
+#define A_MPS_PORT_STAT_TX_PORT_65B_127B_L 0x438
+#define A_MPS_PORT_STAT_TX_PORT_65B_127B_H 0x43c
+#define A_MPS_PORT_STAT_TX_PORT_128B_255B_L 0x440
+#define A_MPS_PORT_STAT_TX_PORT_128B_255B_H 0x444
+#define A_MPS_PORT_STAT_TX_PORT_256B_511B_L 0x448
+#define A_MPS_PORT_STAT_TX_PORT_256B_511B_H 0x44c
+#define A_MPS_PORT_STAT_TX_PORT_512B_1023B_L 0x450
+#define A_MPS_PORT_STAT_TX_PORT_512B_1023B_H 0x454
+#define A_MPS_PORT_STAT_TX_PORT_1024B_1518B_L 0x458
+#define A_MPS_PORT_STAT_TX_PORT_1024B_1518B_H 0x45c
+#define A_MPS_PORT_STAT_TX_PORT_1519B_MAX_L 0x460
+#define A_MPS_PORT_STAT_TX_PORT_1519B_MAX_H 0x464
+#define A_MPS_PORT_STAT_TX_PORT_DROP_L 0x468
+#define A_MPS_PORT_STAT_TX_PORT_DROP_H 0x46c
+#define A_MPS_PORT_STAT_TX_PORT_PAUSE_L 0x470
+#define A_MPS_PORT_STAT_TX_PORT_PAUSE_H 0x474
+#define A_MPS_PORT_STAT_TX_PORT_PPP0_L 0x478
+#define A_MPS_PORT_STAT_TX_PORT_PPP0_H 0x47c
+#define A_MPS_PORT_STAT_TX_PORT_PPP1_L 0x480
+#define A_MPS_PORT_STAT_TX_PORT_PPP1_H 0x484
+#define A_MPS_PORT_STAT_TX_PORT_PPP2_L 0x488
+#define A_MPS_PORT_STAT_TX_PORT_PPP2_H 0x48c
+#define A_MPS_PORT_STAT_TX_PORT_PPP3_L 0x490
+#define A_MPS_PORT_STAT_TX_PORT_PPP3_H 0x494
+#define A_MPS_PORT_STAT_TX_PORT_PPP4_L 0x498
+#define A_MPS_PORT_STAT_TX_PORT_PPP4_H 0x49c
+#define A_MPS_PORT_STAT_TX_PORT_PPP5_L 0x4a0
+#define A_MPS_PORT_STAT_TX_PORT_PPP5_H 0x4a4
+#define A_MPS_PORT_STAT_TX_PORT_PPP6_L 0x4a8
+#define A_MPS_PORT_STAT_TX_PORT_PPP6_H 0x4ac
+#define A_MPS_PORT_STAT_TX_PORT_PPP7_L 0x4b0
+#define A_MPS_PORT_STAT_TX_PORT_PPP7_H 0x4b4
+#define A_MPS_PORT_STAT_LB_PORT_BYTES_L 0x4c0
+#define A_MPS_PORT_STAT_LB_PORT_BYTES_H 0x4c4
+#define A_MPS_PORT_STAT_LB_PORT_FRAMES_L 0x4c8
+#define A_MPS_PORT_STAT_LB_PORT_FRAMES_H 0x4cc
+#define A_MPS_PORT_STAT_LB_PORT_BCAST_L 0x4d0
+#define A_MPS_PORT_STAT_LB_PORT_BCAST_H 0x4d4
+#define A_MPS_PORT_STAT_LB_PORT_MCAST_L 0x4d8
+#define A_MPS_PORT_STAT_LB_PORT_MCAST_H 0x4dc
+#define A_MPS_PORT_STAT_LB_PORT_UCAST_L 0x4e0
+#define A_MPS_PORT_STAT_LB_PORT_UCAST_H 0x4e4
+#define A_MPS_PORT_STAT_LB_PORT_ERROR_L 0x4e8
+#define A_MPS_PORT_STAT_LB_PORT_ERROR_H 0x4ec
+#define A_MPS_PORT_STAT_LB_PORT_64B_L 0x4f0
+#define A_MPS_PORT_STAT_LB_PORT_64B_H 0x4f4
+#define A_MPS_PORT_STAT_LB_PORT_65B_127B_L 0x4f8
+#define A_MPS_PORT_STAT_LB_PORT_65B_127B_H 0x4fc
+#define A_MPS_PORT_STAT_LB_PORT_128B_255B_L 0x500
+#define A_MPS_PORT_STAT_LB_PORT_128B_255B_H 0x504
+#define A_MPS_PORT_STAT_LB_PORT_256B_511B_L 0x508
+#define A_MPS_PORT_STAT_LB_PORT_256B_511B_H 0x50c
+#define A_MPS_PORT_STAT_LB_PORT_512B_1023B_L 0x510
+#define A_MPS_PORT_STAT_LB_PORT_512B_1023B_H 0x514
+#define A_MPS_PORT_STAT_LB_PORT_1024B_1518B_L 0x518
+#define A_MPS_PORT_STAT_LB_PORT_1024B_1518B_H 0x51c
+#define A_MPS_PORT_STAT_LB_PORT_1519B_MAX_L 0x520
+#define A_MPS_PORT_STAT_LB_PORT_1519B_MAX_H 0x524
+#define A_MPS_PORT_STAT_LB_PORT_DROP_FRAMES 0x528
+#define A_MPS_PORT_STAT_LB_PORT_DROP_FRAMES_L 0x528
+#define A_MPS_PORT_STAT_LB_PORT_DROP_FRAMES_H 0x52c
+#define A_MPS_PORT_STAT_RX_PORT_BYTES_L 0x540
+#define A_MPS_PORT_STAT_RX_PORT_BYTES_H 0x544
+#define A_MPS_PORT_STAT_RX_PORT_FRAMES_L 0x548
+#define A_MPS_PORT_STAT_RX_PORT_FRAMES_H 0x54c
+#define A_MPS_PORT_STAT_RX_PORT_BCAST_L 0x550
+#define A_MPS_PORT_STAT_RX_PORT_BCAST_H 0x554
+#define A_MPS_PORT_STAT_RX_PORT_MCAST_L 0x558
+#define A_MPS_PORT_STAT_RX_PORT_MCAST_H 0x55c
+#define A_MPS_PORT_STAT_RX_PORT_UCAST_L 0x560
+#define A_MPS_PORT_STAT_RX_PORT_UCAST_H 0x564
+#define A_MPS_PORT_STAT_RX_PORT_MTU_ERROR_L 0x568
+#define A_MPS_PORT_STAT_RX_PORT_MTU_ERROR_H 0x56c
+#define A_MPS_PORT_STAT_RX_PORT_MTU_CRC_ERROR_L 0x570
+#define A_MPS_PORT_STAT_RX_PORT_MTU_CRC_ERROR_H 0x574
+#define A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L 0x578
+#define A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_H 0x57c
+#define A_MPS_PORT_STAT_RX_PORT_LEN_ERROR_L 0x580
+#define A_MPS_PORT_STAT_RX_PORT_LEN_ERROR_H 0x584
+#define A_MPS_PORT_STAT_RX_PORT_SYM_ERROR_L 0x588
+#define A_MPS_PORT_STAT_RX_PORT_SYM_ERROR_H 0x58c
+#define A_MPS_PORT_STAT_RX_PORT_64B_L 0x590
+#define A_MPS_PORT_STAT_RX_PORT_64B_H 0x594
+#define A_MPS_PORT_STAT_RX_PORT_65B_127B_L 0x598
+#define A_MPS_PORT_STAT_RX_PORT_65B_127B_H 0x59c
+#define A_MPS_PORT_STAT_RX_PORT_128B_255B_L 0x5a0
+#define A_MPS_PORT_STAT_RX_PORT_128B_255B_H 0x5a4
+#define A_MPS_PORT_STAT_RX_PORT_256B_511B_L 0x5a8
+#define A_MPS_PORT_STAT_RX_PORT_256B_511B_H 0x5ac
+#define A_MPS_PORT_STAT_RX_PORT_512B_1023B_L 0x5b0
+#define A_MPS_PORT_STAT_RX_PORT_512B_1023B_H 0x5b4
+#define A_MPS_PORT_STAT_RX_PORT_1024B_1518B_L 0x5b8
+#define A_MPS_PORT_STAT_RX_PORT_1024B_1518B_H 0x5bc
+#define A_MPS_PORT_STAT_RX_PORT_1519B_MAX_L 0x5c0
+#define A_MPS_PORT_STAT_RX_PORT_1519B_MAX_H 0x5c4
+#define A_MPS_PORT_STAT_RX_PORT_PAUSE_L 0x5c8
+#define A_MPS_PORT_STAT_RX_PORT_PAUSE_H 0x5cc
+#define A_MPS_PORT_STAT_RX_PORT_PPP0_L 0x5d0
+#define A_MPS_PORT_STAT_RX_PORT_PPP0_H 0x5d4
+#define A_MPS_PORT_STAT_RX_PORT_PPP1_L 0x5d8
+#define A_MPS_PORT_STAT_RX_PORT_PPP1_H 0x5dc
+#define A_MPS_PORT_STAT_RX_PORT_PPP2_L 0x5e0
+#define A_MPS_PORT_STAT_RX_PORT_PPP2_H 0x5e4
+#define A_MPS_PORT_STAT_RX_PORT_PPP3_L 0x5e8
+#define A_MPS_PORT_STAT_RX_PORT_PPP3_H 0x5ec
+#define A_MPS_PORT_STAT_RX_PORT_PPP4_L 0x5f0
+#define A_MPS_PORT_STAT_RX_PORT_PPP4_H 0x5f4
+#define A_MPS_PORT_STAT_RX_PORT_PPP5_L 0x5f8
+#define A_MPS_PORT_STAT_RX_PORT_PPP5_H 0x5fc
+#define A_MPS_PORT_STAT_RX_PORT_PPP6_L 0x600
+#define A_MPS_PORT_STAT_RX_PORT_PPP6_H 0x604
+#define A_MPS_PORT_STAT_RX_PORT_PPP7_L 0x608
+#define A_MPS_PORT_STAT_RX_PORT_PPP7_H 0x60c
+#define A_MPS_PORT_STAT_RX_PORT_LESS_64B_L 0x610
+#define A_MPS_PORT_STAT_RX_PORT_LESS_64B_H 0x614
+#define A_MPS_CMN_CTL 0x9000
+
+#define S_NUMPORTS    0
+#define M_NUMPORTS    0x3U
+#define V_NUMPORTS(x) ((x) << S_NUMPORTS)
+#define G_NUMPORTS(x) (((x) >> S_NUMPORTS) & M_NUMPORTS)
+
+#define A_MPS_STAT_RX_BG_0_MAC_DROP_FRAME_L 0x9640
+#define A_MPS_STAT_RX_BG_0_MAC_DROP_FRAME_H 0x9644
+#define A_MPS_STAT_RX_BG_1_MAC_DROP_FRAME_L 0x9648
+#define A_MPS_STAT_RX_BG_1_MAC_DROP_FRAME_H 0x964c
+#define A_MPS_STAT_RX_BG_2_MAC_DROP_FRAME_L 0x9650
+#define A_MPS_STAT_RX_BG_2_MAC_DROP_FRAME_H 0x9654
+#define A_MPS_STAT_RX_BG_3_MAC_DROP_FRAME_L 0x9658
+#define A_MPS_STAT_RX_BG_3_MAC_DROP_FRAME_H 0x965c
+#define A_MPS_STAT_RX_BG_0_LB_DROP_FRAME_L 0x9660
+#define A_MPS_STAT_RX_BG_0_LB_DROP_FRAME_H 0x9664
+#define A_MPS_STAT_RX_BG_1_LB_DROP_FRAME_L 0x9668
+#define A_MPS_STAT_RX_BG_1_LB_DROP_FRAME_H 0x966c
+#define A_MPS_STAT_RX_BG_2_LB_DROP_FRAME_L 0x9670
+#define A_MPS_STAT_RX_BG_2_LB_DROP_FRAME_H 0x9674
+#define A_MPS_STAT_RX_BG_3_LB_DROP_FRAME_L 0x9678
+#define A_MPS_STAT_RX_BG_3_LB_DROP_FRAME_H 0x967c
+#define A_MPS_STAT_RX_BG_0_MAC_TRUNC_FRAME_L 0x9680
+#define A_MPS_STAT_RX_BG_0_MAC_TRUNC_FRAME_H 0x9684
+#define A_MPS_STAT_RX_BG_1_MAC_TRUNC_FRAME_L 0x9688
+#define A_MPS_STAT_RX_BG_1_MAC_TRUNC_FRAME_H 0x968c
+#define A_MPS_STAT_RX_BG_2_MAC_TRUNC_FRAME_L 0x9690
+#define A_MPS_STAT_RX_BG_2_MAC_TRUNC_FRAME_H 0x9694
+#define A_MPS_STAT_RX_BG_3_MAC_TRUNC_FRAME_L 0x9698
+#define A_MPS_STAT_RX_BG_3_MAC_TRUNC_FRAME_H 0x969c
+#define A_MPS_STAT_RX_BG_0_LB_TRUNC_FRAME_L 0x96a0
+#define A_MPS_STAT_RX_BG_0_LB_TRUNC_FRAME_H 0x96a4
+#define A_MPS_STAT_RX_BG_1_LB_TRUNC_FRAME_L 0x96a8
+#define A_MPS_STAT_RX_BG_1_LB_TRUNC_FRAME_H 0x96ac
+#define A_MPS_STAT_RX_BG_2_LB_TRUNC_FRAME_L 0x96b0
+#define A_MPS_STAT_RX_BG_2_LB_TRUNC_FRAME_H 0x96b4
+#define A_MPS_STAT_RX_BG_3_LB_TRUNC_FRAME_L 0x96b8
+#define A_MPS_STAT_RX_BG_3_LB_TRUNC_FRAME_H 0x96bc
+
+#define A_MPS_VF_STAT_TX_VF_BCAST_BYTES_L 0x80
+#define A_MPS_VF_STAT_TX_VF_BCAST_FRAMES_L 0x88
+#define A_MPS_VF_STAT_TX_VF_MCAST_BYTES_L 0x90
+#define A_MPS_VF_STAT_TX_VF_MCAST_FRAMES_L 0x98
+#define A_MPS_VF_STAT_TX_VF_UCAST_BYTES_L 0xa0
+#define A_MPS_VF_STAT_TX_VF_UCAST_FRAMES_L 0xa8
+#define A_MPS_VF_STAT_TX_VF_DROP_FRAMES_L 0xb0
+#define A_MPS_VF_STAT_RX_VF_BCAST_FRAMES_L 0xd0
+#define A_MPS_VF_STAT_RX_VF_MCAST_FRAMES_L 0xe0
+#define A_MPS_VF_STAT_RX_VF_UCAST_FRAMES_L 0xf0
+#define A_MPS_VF_STAT_RX_VF_ERR_FRAMES_L 0xf8
+
+#define A_MPS_PORT0_RX_IVLAN	0x3011c
+
+#define S_IVLAN_ETYPE		0
+#define M_IVLAN_ETYPE		0xffffU
+#define V_IVLAN_ETYPE(x)	((x) << S_IVLAN_ETYPE)
+
+#define MPS_PORT_RX_IVLAN_STRIDE	0x4000
+#define MPS_PORT_RX_IVLAN(idx)		\
+	(A_MPS_PORT0_RX_IVLAN + (idx) * MPS_PORT_RX_IVLAN_STRIDE)
+
+#define A_MPS_PORT0_RX_OVLAN0	0x30120
+
+#define S_OVLAN_MASK	16
+#define M_OVLAN_MASK	0xffffU
+#define V_OVLAN_MASK(x)	((x) << S_OVLAN_MASK)
+
+#define S_OVLAN_ETYPE		0
+#define M_OVLAN_ETYPE		0xffffU
+#define V_OVLAN_ETYPE(x)	((x) << S_OVLAN_ETYPE)
+
+#define MPS_PORT_RX_OVLAN_STRIDE	0x4000
+#define MPS_PORT_RX_OVLAN_BASE(idx)	\
+(A_MPS_PORT0_RX_OVLAN0 + (idx) * MPS_PORT_RX_OVLAN_STRIDE)
+#define MPS_PORT_RX_OVLAN_REG(idx, reg)	(MPS_PORT_RX_OVLAN_BASE(idx) + (reg))
+
+#define A_RX_OVLAN0	0x0
+#define A_RX_OVLAN1	0x4
+#define A_RX_OVLAN2	0x8
+
+#define A_MPS_PORT0_RX_CTL	0x30100
+
+#define S_OVLAN_EN0	0
+#define V_OVLAN_EN0(x)	((x) << S_OVLAN_EN0)
+#define F_OVLAN_EN0	V_OVLAN_EN0(1)
+
+#define S_OVLAN_EN1	1
+#define V_OVLAN_EN1(x)	((x) << S_OVLAN_EN1)
+#define F_OVLAN_EN1	V_OVLAN_EN1(1)
+
+#define S_OVLAN_EN2	2
+#define V_OVLAN_EN2(x)	((x) << S_OVLAN_EN2)
+#define F_OVLAN_EN2	V_OVLAN_EN2(1)
+
+#define S_IVLAN_EN	4
+#define V_IVLAN_EN(x)	((x) << S_IVLAN_EN)
+#define F_IVLAN_EN	V_IVLAN_EN(1)
+
+#define MPS_PORT_RX_CTL_STRIDE	0x4000
+#define MPS_PORT_RX_CTL(idx)	\
+	(A_MPS_PORT0_RX_CTL + (idx) * MPS_PORT_RX_CTL_STRIDE)
+
+/* registers for module ULP_RX */
+#define ULP_RX_BASE_ADDR 0x19150
+
+#define S_HPZ0    0
+#define M_HPZ0    0xfU
+#define V_HPZ0(x) ((x) << S_HPZ0)
+#define G_HPZ0(x) (((x) >> S_HPZ0) & M_HPZ0)
+
+#define A_ULP_RX_TDDP_PSZ 0x19178
+
+/* registers for module SF */
+#define SF_BASE_ADDR 0x193f8
+
+#define A_SF_DATA 0x193f8
+#define A_SF_OP 0x193fc
+
+#define S_SF_LOCK    4
+#define V_SF_LOCK(x) ((x) << S_SF_LOCK)
+#define F_SF_LOCK    V_SF_LOCK(1U)
+
+#define S_CONT    3
+#define V_CONT(x) ((x) << S_CONT)
+#define F_CONT    V_CONT(1U)
+
+#define S_BYTECNT    1
+#define M_BYTECNT    0x3U
+#define V_BYTECNT(x) ((x) << S_BYTECNT)
+#define G_BYTECNT(x) (((x) >> S_BYTECNT) & M_BYTECNT)
+
+#define S_OP    0
+#define V_OP(x) ((x) << S_OP)
+#define F_OP    V_OP(1U)
+
+/* registers for module PL */
+#define PL_BASE_ADDR 0x19400
+
+#define S_SOURCEPF    8
+#define M_SOURCEPF    0x7U
+#define V_SOURCEPF(x) ((x) << S_SOURCEPF)
+#define G_SOURCEPF(x) (((x) >> S_SOURCEPF) & M_SOURCEPF)
+
+#define S_T6_SOURCEPF    9
+#define M_T6_SOURCEPF    0x7U
+#define V_T6_SOURCEPF(x) ((x) << S_T6_SOURCEPF)
+#define G_T6_SOURCEPF(x) (((x) >> S_T6_SOURCEPF) & M_T6_SOURCEPF)
+
+#define A_PL_PF_INT_ENABLE 0x3c4
+
+#define S_PFSW    3
+#define V_PFSW(x) ((x) << S_PFSW)
+#define F_PFSW    V_PFSW(1U)
+
+#define S_PFCIM    1
+#define V_PFCIM(x) ((x) << S_PFCIM)
+#define F_PFCIM    V_PFCIM(1U)
+
+#define A_PL_WHOAMI 0x19400
+#define A_PL_VF_WHOAMI 0x0
+
+#define A_PL_RST 0x19428
+
+#define A_PL_INT_MAP0 0x19414
+
+#define S_PIORST    1
+#define V_PIORST(x) ((x) << S_PIORST)
+#define F_PIORST    V_PIORST(1U)
+
+#define S_PIORSTMODE    0
+#define V_PIORSTMODE(x) ((x) << S_PIORSTMODE)
+#define F_PIORSTMODE    V_PIORSTMODE(1U)
+
+#define A_PL_REV 0x1943c
+#define A_PL_VF_REV 0x4
+
+#define S_REV    0
+#define M_REV    0xfU
+#define V_REV(x) ((x) << S_REV)
+#define G_REV(x) (((x) >> S_REV) & M_REV)
+
+/* registers for module LE */
+#define A_LE_DB_CONFIG 0x19c04
+
+#define S_HASHEN    20
+#define V_HASHEN(x) ((x) << S_HASHEN)
+#define F_HASHEN    V_HASHEN(1U)
+
+#define A_LE_DB_TID_HASHBASE 0x19df8
+
+#define LE_3_DB_HASH_MASK_GEN_IPV4_T6_A 0x19eac
+#define LE_4_DB_HASH_MASK_GEN_IPV4_T6_A 0x19eb0
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs_values.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs_values.h
new file mode 100644
index 000000000..e3f549e51
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_regs_values.h
@@ -0,0 +1,155 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __T4_REGS_VALUES_H__
+#define __T4_REGS_VALUES_H__
+
+/*
+ * This file contains definitions for various T4 register value hardware
+ * constants.  The types of values encoded here are predominantly those for
+ * register fields which control "modal" behavior.  For the most part, we do
+ * not include definitions for register fields which are simple numeric
+ * metrics, etc.
+ */
+
+/*
+ * SGE definitions.
+ * ================
+ */
+
+/*
+ * SGE register field values.
+ */
+
+/* CONTROL register */
+#define X_RXPKTCPLMODE_SPLIT		1
+#define X_INGPCIEBOUNDARY_32B		0
+#define X_INGPADBOUNDARY_SHIFT		5
+#define X_INGPADBOUNDARY_32B		0
+
+#define X_T6_INGPADBOUNDARY_SHIFT	3
+#define X_T6_INGPADBOUNDARY_8B		0
+
+/* CONTROL2 register */
+#define X_INGPACKBOUNDARY_SHIFT		5
+#define X_INGPACKBOUNDARY_16B		0
+#define X_INGPACKBOUNDARY_64B		1
+
+/* GTS register */
+#define X_TIMERREG_RESTART_COUNTER	6
+#define X_TIMERREG_UPDATE_CIDX		7
+
+/*
+ * Egress Context field values
+ */
+#define X_FETCHBURSTMIN_64B		2
+#define X_FETCHBURSTMIN_128B		3
+#define X_FETCHBURSTMAX_256B		2
+#define X_FETCHBURSTMAX_512B		3
+
+#define X_HOSTFCMODE_NONE		0
+
+/*
+ * Ingress Context field values
+ */
+#define X_UPDATEDELIVERY_STATUS_PAGE	2
+
+#define X_RSPD_TYPE_FLBUF		0
+#define X_RSPD_TYPE_CPL			1
+
+/*
+ * Context field definitions.  This is by no means a complete list of SGE
+ * Context fields.  In the vast majority of cases the firmware initializes
+ * things the way they need to be set up.  But in a few small cases, we need
+ * to compute new values and ship them off to the firmware to be applied to
+ * the SGE Conexts ...
+ */
+
+/*
+ * Congestion Manager Definitions.
+ */
+#define S_CONMCTXT_CNGTPMODE		19
+#define M_CONMCTXT_CNGTPMODE		0x3
+#define V_CONMCTXT_CNGTPMODE(x)		((x) << S_CONMCTXT_CNGTPMODE)
+#define G_CONMCTXT_CNGTPMODE(x)  \
+	(((x) >> S_CONMCTXT_CNGTPMODE) & M_CONMCTXT_CNGTPMODE)
+#define S_CONMCTXT_CNGCHMAP		0
+#define M_CONMCTXT_CNGCHMAP		0xffff
+#define V_CONMCTXT_CNGCHMAP(x)		((x) << S_CONMCTXT_CNGCHMAP)
+#define G_CONMCTXT_CNGCHMAP(x)   \
+	(((x) >> S_CONMCTXT_CNGCHMAP) & M_CONMCTXT_CNGCHMAP)
+
+#define X_CONMCTXT_CNGTPMODE_QUEUE	1
+#define X_CONMCTXT_CNGTPMODE_CHANNEL	2
+
+/*
+ * T5 and later support a new BAR2-based doorbell mechanism for Egress Queues.
+ * The User Doorbells are each 128 bytes in length with a Simple Doorbell at
+ * offsets 8x and a Write Combining single 64-byte Egress Queue Unit
+ * (X_IDXSIZE_UNIT) Gather Buffer interface at offset 64.  For Ingress Queues,
+ * we have a Going To Sleep register at offsets 8x+4.
+ *
+ * As noted above, we have many instances of the Simple Doorbell and Going To
+ * Sleep registers at offsets 8x and 8x+4, respectively.  We want to use a
+ * non-64-byte aligned offset for the Simple Doorbell in order to attempt to
+ * avoid buffering of the writes to the Simple Doorbell and we want to use a
+ * non-contiguous offset for the Going To Sleep writes in order to avoid
+ * possible combining between them.
+ */
+#define SGE_UDB_SIZE		128
+#define SGE_UDB_KDOORBELL	8
+#define SGE_UDB_GTS		20
+
+/*
+ * CIM definitions.
+ * ================
+ */
+
+/*
+ * CIM register field values.
+ */
+#define X_MBOWNER_NONE			0
+#define X_MBOWNER_FW			1
+#define X_MBOWNER_PL			2
+
+/*
+ * PCI-E definitions.
+ * ==================
+ */
+#define X_WINDOW_SHIFT			10
+#define X_PCIEOFST_SHIFT		10
+
+/*
+ * TP definitions.
+ * ===============
+ */
+
+/*
+ * TP_VLAN_PRI_MAP controls which subset of fields will be present in the
+ * Compressed Filter Tuple for LE filters.  Each bit set in TP_VLAN_PRI_MAP
+ * selects for a particular field being present.  These fields, when present
+ * in the Compressed Filter Tuple, have the following widths in bits.
+ */
+#define W_FT_FCOE			1
+#define W_FT_PORT			3
+#define W_FT_VNIC_ID			17
+#define W_FT_VLAN			17
+#define W_FT_TOS			8
+#define W_FT_PROTOCOL			8
+#define W_FT_ETHERTYPE			16
+#define W_FT_MACMATCH			9
+#define W_FT_MPSHITTYPE			3
+#define W_FT_FRAGMENTATION		1
+
+/*
+ * Some of the Compressed Filter Tuple fields have internal structure.  These
+ * bit shifts/masks describe those structures.  All shifts are relative to the
+ * base position of the fields within the Compressed Filter Tuple
+ */
+#define S_FT_VLAN_VLD			16
+#define V_FT_VLAN_VLD(x)		((x) << S_FT_VLAN_VLD)
+#define F_FT_VLAN_VLD			V_FT_VLAN_VLD(1U)
+
+#endif /* __T4_REGS_VALUES_H__ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4_tcb.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_tcb.h
new file mode 100644
index 000000000..afd03b735
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4_tcb.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _T4_TCB_DEFS_H
+#define _T4_TCB_DEFS_H
+
+/* 31:24 */
+#define W_TCB_SMAC_SEL    0
+#define S_TCB_SMAC_SEL    24
+#define M_TCB_SMAC_SEL    0xffULL
+#define V_TCB_SMAC_SEL(x) ((x) << S_TCB_SMAC_SEL)
+
+/* 95:32 */
+#define W_TCB_T_FLAGS    1
+
+/* 105:96 */
+#define W_TCB_RSS_INFO    3
+#define S_TCB_RSS_INFO    0
+#define M_TCB_RSS_INFO    0x3ffULL
+#define V_TCB_RSS_INFO(x) ((x) << S_TCB_RSS_INFO)
+
+/* 191:160 */
+#define W_TCB_TIMESTAMP    5
+#define S_TCB_TIMESTAMP    0
+#define M_TCB_TIMESTAMP    0xffffffffULL
+#define V_TCB_TIMESTAMP(x) ((x) << S_TCB_TIMESTAMP)
+
+/* 223:192 */
+#define W_TCB_T_RTT_TS_RECENT_AGE    6
+#define S_TCB_T_RTT_TS_RECENT_AGE    0
+#define M_TCB_T_RTT_TS_RECENT_AGE    0xffffffffULL
+#define V_TCB_T_RTT_TS_RECENT_AGE(x) ((x) << S_TCB_T_RTT_TS_RECENT_AGE)
+
+/* 255:224 */
+#define S_TCB_T_RTSEQ_RECENT    0
+#define M_TCB_T_RTSEQ_RECENT    0xffffffffULL
+#define V_TCB_T_RTSEQ_RECENT(x) ((x) << S_TCB_T_RTSEQ_RECENT)
+
+#define S_TF_CCTRL_ECE    60
+
+#define S_TF_CCTRL_CWR    61
+
+#define S_TF_CCTRL_RFR    62
+
+#endif /* _T4_TCB_DEFS_H */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4fw_interface.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4fw_interface.h
new file mode 100644
index 000000000..0032178d0
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4fw_interface.h
@@ -0,0 +1,2452 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _T4FW_INTERFACE_H_
+#define _T4FW_INTERFACE_H_
+
+/******************************************************************************
+ *   R E T U R N   V A L U E S
+ ********************************/
+
+enum fw_retval {
+	FW_SUCCESS		= 0,	/* completed successfully */
+	FW_EPERM		= 1,	/* operation not permitted */
+	FW_ENOENT		= 2,	/* no such file or directory */
+	FW_EIO			= 5,	/* input/output error; hw bad */
+	FW_ENOEXEC		= 8,	/* exec format error; inv microcode */
+	FW_EAGAIN		= 11,	/* try again */
+	FW_ENOMEM		= 12,	/* out of memory */
+	FW_EFAULT		= 14,	/* bad address; fw bad */
+	FW_EBUSY		= 16,	/* resource busy */
+	FW_EEXIST		= 17,	/* file exists */
+	FW_ENODEV		= 19,	/* no such device */
+	FW_EINVAL		= 22,	/* invalid argument */
+	FW_ENOSPC		= 28,	/* no space left on device */
+	FW_ENOSYS		= 38,	/* functionality not implemented */
+	FW_ENODATA		= 61,	/* no data available */
+	FW_EPROTO		= 71,	/* protocol error */
+	FW_EADDRINUSE		= 98,	/* address already in use */
+	FW_EADDRNOTAVAIL	= 99,	/* cannot assigned requested address */
+	FW_ENETDOWN		= 100,	/* network is down */
+	FW_ENETUNREACH		= 101,	/* network is unreachable */
+	FW_ENOBUFS		= 105,	/* no buffer space available */
+	FW_ETIMEDOUT		= 110,	/* timeout */
+	FW_EINPROGRESS		= 115,	/* fw internal */
+};
+
+/******************************************************************************
+ *   M E M O R Y   T Y P E s
+ ******************************/
+
+enum fw_memtype {
+	FW_MEMTYPE_EDC0		= 0x0,
+	FW_MEMTYPE_EDC1		= 0x1,
+	FW_MEMTYPE_EXTMEM	= 0x2,
+	FW_MEMTYPE_FLASH	= 0x4,
+	FW_MEMTYPE_INTERNAL	= 0x5,
+	FW_MEMTYPE_EXTMEM1	= 0x6,
+};
+
+/******************************************************************************
+ *   W O R K   R E Q U E S T s
+ ********************************/
+
+enum fw_wr_opcodes {
+	FW_FILTER_WR		= 0x02,
+	FW_ULPTX_WR		= 0x04,
+	FW_TP_WR		= 0x05,
+	FW_ETH_TX_PKT_WR	= 0x08,
+	FW_ETH_TX_PKTS_WR	= 0x09,
+	FW_ETH_TX_PKT_VM_WR	= 0x11,
+	FW_ETH_TX_PKTS_VM_WR	= 0x12,
+	FW_FILTER2_WR		= 0x77,
+	FW_ETH_TX_PKTS2_WR      = 0x78,
+};
+
+/*
+ * Generic work request header flit0
+ */
+struct fw_wr_hdr {
+	__be32 hi;
+	__be32 lo;
+};
+
+/* work request opcode (hi)
+ */
+#define S_FW_WR_OP		24
+#define M_FW_WR_OP		0xff
+#define V_FW_WR_OP(x)		((x) << S_FW_WR_OP)
+#define G_FW_WR_OP(x)		(((x) >> S_FW_WR_OP) & M_FW_WR_OP)
+
+/* atomic flag (hi) - firmware encapsulates CPLs in CPL_BARRIER
+ */
+#define S_FW_WR_ATOMIC		23
+#define V_FW_WR_ATOMIC(x)	((x) << S_FW_WR_ATOMIC)
+
+/* work request immediate data length (hi)
+ */
+#define S_FW_WR_IMMDLEN	0
+#define M_FW_WR_IMMDLEN	0xff
+#define V_FW_WR_IMMDLEN(x)	((x) << S_FW_WR_IMMDLEN)
+#define G_FW_WR_IMMDLEN(x)	\
+	(((x) >> S_FW_WR_IMMDLEN) & M_FW_WR_IMMDLEN)
+
+/* egress queue status update to egress queue status entry (lo)
+ */
+#define S_FW_WR_EQUEQ		30
+#define M_FW_WR_EQUEQ		0x1
+#define V_FW_WR_EQUEQ(x)	((x) << S_FW_WR_EQUEQ)
+#define G_FW_WR_EQUEQ(x)	(((x) >> S_FW_WR_EQUEQ) & M_FW_WR_EQUEQ)
+#define F_FW_WR_EQUEQ		V_FW_WR_EQUEQ(1U)
+
+/* flow context identifier (lo)
+ */
+#define S_FW_WR_FLOWID		8
+#define V_FW_WR_FLOWID(x)	((x) << S_FW_WR_FLOWID)
+
+/* length in units of 16-bytes (lo)
+ */
+#define S_FW_WR_LEN16		0
+#define M_FW_WR_LEN16		0xff
+#define V_FW_WR_LEN16(x)	((x) << S_FW_WR_LEN16)
+#define G_FW_WR_LEN16(x)	(((x) >> S_FW_WR_LEN16) & M_FW_WR_LEN16)
+
+struct fw_eth_tx_pkt_wr {
+	__be32 op_immdlen;
+	__be32 equiq_to_len16;
+	__be64 r3;
+};
+
+#define S_FW_ETH_TX_PKT_WR_IMMDLEN	0
+#define M_FW_ETH_TX_PKT_WR_IMMDLEN	0x1ff
+#define V_FW_ETH_TX_PKT_WR_IMMDLEN(x)	((x) << S_FW_ETH_TX_PKT_WR_IMMDLEN)
+#define G_FW_ETH_TX_PKT_WR_IMMDLEN(x)	\
+	(((x) >> S_FW_ETH_TX_PKT_WR_IMMDLEN) & M_FW_ETH_TX_PKT_WR_IMMDLEN)
+
+struct fw_eth_tx_pkts_wr {
+	__be32 op_pkd;
+	__be32 equiq_to_len16;
+	__be32 r3;
+	__be16 plen;
+	__u8   npkt;
+	__u8   type;
+};
+
+struct fw_eth_tx_pkt_vm_wr {
+	__be32 op_immdlen;
+	__be32 equiq_to_len16;
+	__be32 r3[2];
+	__u8   ethmacdst[6];
+	__u8   ethmacsrc[6];
+	__be16 ethtype;
+	__be16 vlantci;
+};
+
+struct fw_eth_tx_pkts_vm_wr {
+	__be32 op_pkd;
+	__be32 equiq_to_len16;
+	__be32 r3;
+	__be16 plen;
+	__u8   npkt;
+	__u8   r4;
+	__u8   ethmacdst[6];
+	__u8   ethmacsrc[6];
+	__be16 ethtype;
+	__be16 vlantci;
+};
+
+/* filter wr reply code in cookie in CPL_SET_TCB_RPL */
+enum fw_filter_wr_cookie {
+	FW_FILTER_WR_SUCCESS,
+	FW_FILTER_WR_FLT_ADDED,
+	FW_FILTER_WR_FLT_DELETED,
+	FW_FILTER_WR_SMT_TBL_FULL,
+	FW_FILTER_WR_EINVAL,
+};
+
+struct fw_filter2_wr {
+	__be32 op_pkd;
+	__be32 len16_pkd;
+	__be64 r3;
+	__be32 tid_to_iq;
+	__be32 del_filter_to_l2tix;
+	__be16 ethtype;
+	__be16 ethtypem;
+	__u8   frag_to_ovlan_vldm;
+	__u8   smac_sel;
+	__be16 rx_chan_rx_rpl_iq;
+	__be32 maci_to_matchtypem;
+	__u8   ptcl;
+	__u8   ptclm;
+	__u8   ttyp;
+	__u8   ttypm;
+	__be16 ivlan;
+	__be16 ivlanm;
+	__be16 ovlan;
+	__be16 ovlanm;
+	__u8   lip[16];
+	__u8   lipm[16];
+	__u8   fip[16];
+	__u8   fipm[16];
+	__be16 lp;
+	__be16 lpm;
+	__be16 fp;
+	__be16 fpm;
+	__be16 r7;
+	__u8   sma[6];
+	__be16 r8;
+	__u8   filter_type_swapmac;
+	__u8   natmode_to_ulp_type;
+	__be16 newlport;
+	__be16 newfport;
+	__u8   newlip[16];
+	__u8   newfip[16];
+	__be32 natseqcheck;
+	__be32 r9;
+	__be64 r10;
+	__be64 r11;
+	__be64 r12;
+	__be64 r13;
+};
+
+#define S_FW_FILTER_WR_TID	12
+#define V_FW_FILTER_WR_TID(x)	((x) << S_FW_FILTER_WR_TID)
+
+#define S_FW_FILTER_WR_RQTYPE		11
+#define V_FW_FILTER_WR_RQTYPE(x)	((x) << S_FW_FILTER_WR_RQTYPE)
+
+#define S_FW_FILTER_WR_NOREPLY		10
+#define V_FW_FILTER_WR_NOREPLY(x)	((x) << S_FW_FILTER_WR_NOREPLY)
+
+#define S_FW_FILTER_WR_IQ	0
+#define V_FW_FILTER_WR_IQ(x)	((x) << S_FW_FILTER_WR_IQ)
+
+#define S_FW_FILTER_WR_DEL_FILTER	31
+#define V_FW_FILTER_WR_DEL_FILTER(x)	((x) << S_FW_FILTER_WR_DEL_FILTER)
+#define F_FW_FILTER_WR_DEL_FILTER	V_FW_FILTER_WR_DEL_FILTER(1U)
+
+#define S_FW_FILTER_WR_RPTTID		25
+#define V_FW_FILTER_WR_RPTTID(x)	((x) << S_FW_FILTER_WR_RPTTID)
+
+#define S_FW_FILTER_WR_DROP	24
+#define V_FW_FILTER_WR_DROP(x)	((x) << S_FW_FILTER_WR_DROP)
+
+#define S_FW_FILTER_WR_DIRSTEER		23
+#define V_FW_FILTER_WR_DIRSTEER(x)	((x) << S_FW_FILTER_WR_DIRSTEER)
+
+#define S_FW_FILTER_WR_MASKHASH		22
+#define V_FW_FILTER_WR_MASKHASH(x)	((x) << S_FW_FILTER_WR_MASKHASH)
+
+#define S_FW_FILTER_WR_DIRSTEERHASH	21
+#define V_FW_FILTER_WR_DIRSTEERHASH(x)	((x) << S_FW_FILTER_WR_DIRSTEERHASH)
+
+#define S_FW_FILTER_WR_LPBK	20
+#define V_FW_FILTER_WR_LPBK(x)	((x) << S_FW_FILTER_WR_LPBK)
+
+#define S_FW_FILTER_WR_DMAC	19
+#define V_FW_FILTER_WR_DMAC(x)	((x) << S_FW_FILTER_WR_DMAC)
+
+#define S_FW_FILTER_WR_SMAC     18
+#define V_FW_FILTER_WR_SMAC(x)  ((x) << S_FW_FILTER_WR_SMAC)
+
+#define S_FW_FILTER_WR_INSVLAN		17
+#define V_FW_FILTER_WR_INSVLAN(x)	((x) << S_FW_FILTER_WR_INSVLAN)
+
+#define S_FW_FILTER_WR_RMVLAN		16
+#define V_FW_FILTER_WR_RMVLAN(x)	((x) << S_FW_FILTER_WR_RMVLAN)
+
+#define S_FW_FILTER_WR_HITCNTS		15
+#define V_FW_FILTER_WR_HITCNTS(x)	((x) << S_FW_FILTER_WR_HITCNTS)
+
+#define S_FW_FILTER_WR_TXCHAN		13
+#define V_FW_FILTER_WR_TXCHAN(x)	((x) << S_FW_FILTER_WR_TXCHAN)
+
+#define S_FW_FILTER_WR_PRIO	12
+#define V_FW_FILTER_WR_PRIO(x)	((x) << S_FW_FILTER_WR_PRIO)
+
+#define S_FW_FILTER_WR_L2TIX	0
+#define V_FW_FILTER_WR_L2TIX(x)	((x) << S_FW_FILTER_WR_L2TIX)
+
+#define S_FW_FILTER_WR_FRAG	7
+#define V_FW_FILTER_WR_FRAG(x)	((x) << S_FW_FILTER_WR_FRAG)
+
+#define S_FW_FILTER_WR_FRAGM	6
+#define V_FW_FILTER_WR_FRAGM(x)	((x) << S_FW_FILTER_WR_FRAGM)
+
+#define S_FW_FILTER_WR_IVLAN_VLD	5
+#define V_FW_FILTER_WR_IVLAN_VLD(x)	((x) << S_FW_FILTER_WR_IVLAN_VLD)
+
+#define S_FW_FILTER_WR_OVLAN_VLD	4
+#define V_FW_FILTER_WR_OVLAN_VLD(x)	((x) << S_FW_FILTER_WR_OVLAN_VLD)
+
+#define S_FW_FILTER_WR_IVLAN_VLDM	3
+#define V_FW_FILTER_WR_IVLAN_VLDM(x)	((x) << S_FW_FILTER_WR_IVLAN_VLDM)
+
+#define S_FW_FILTER_WR_OVLAN_VLDM	2
+#define V_FW_FILTER_WR_OVLAN_VLDM(x)	((x) << S_FW_FILTER_WR_OVLAN_VLDM)
+
+#define S_FW_FILTER_WR_RX_CHAN		15
+#define V_FW_FILTER_WR_RX_CHAN(x)	((x) << S_FW_FILTER_WR_RX_CHAN)
+
+#define S_FW_FILTER_WR_RX_RPL_IQ	0
+#define V_FW_FILTER_WR_RX_RPL_IQ(x)	((x) << S_FW_FILTER_WR_RX_RPL_IQ)
+
+#define S_FW_FILTER_WR_MACI	23
+#define V_FW_FILTER_WR_MACI(x)	((x) << S_FW_FILTER_WR_MACI)
+
+#define S_FW_FILTER_WR_MACIM	14
+#define V_FW_FILTER_WR_MACIM(x)	((x) << S_FW_FILTER_WR_MACIM)
+
+#define S_FW_FILTER_WR_FCOE	13
+#define V_FW_FILTER_WR_FCOE(x)	((x) << S_FW_FILTER_WR_FCOE)
+
+#define S_FW_FILTER_WR_FCOEM	12
+#define V_FW_FILTER_WR_FCOEM(x)	((x) << S_FW_FILTER_WR_FCOEM)
+
+#define S_FW_FILTER_WR_PORT	9
+#define V_FW_FILTER_WR_PORT(x)	((x) << S_FW_FILTER_WR_PORT)
+
+#define S_FW_FILTER_WR_PORTM	6
+#define V_FW_FILTER_WR_PORTM(x)	((x) << S_FW_FILTER_WR_PORTM)
+
+#define S_FW_FILTER_WR_MATCHTYPE	3
+#define V_FW_FILTER_WR_MATCHTYPE(x)	((x) << S_FW_FILTER_WR_MATCHTYPE)
+
+#define S_FW_FILTER_WR_MATCHTYPEM	0
+#define V_FW_FILTER_WR_MATCHTYPEM(x)	((x) << S_FW_FILTER_WR_MATCHTYPEM)
+
+#define S_FW_FILTER2_WR_SWAPMAC		0
+#define V_FW_FILTER2_WR_SWAPMAC(x)	((x) << S_FW_FILTER2_WR_SWAPMAC)
+
+#define S_FW_FILTER2_WR_NATMODE		5
+#define V_FW_FILTER2_WR_NATMODE(x)	((x) << S_FW_FILTER2_WR_NATMODE)
+
+#define S_FW_FILTER2_WR_ULP_TYPE	0
+#define V_FW_FILTER2_WR_ULP_TYPE(x)	((x) << S_FW_FILTER2_WR_ULP_TYPE)
+
+/******************************************************************************
+ *  C O M M A N D s
+ *********************/
+
+/*
+ * The maximum length of time, in miliseconds, that we expect any firmware
+ * command to take to execute and return a reply to the host.  The RESET
+ * and INITIALIZE commands can take a fair amount of time to execute but
+ * most execute in far less time than this maximum.  This constant is used
+ * by host software to determine how long to wait for a firmware command
+ * reply before declaring the firmware as dead/unreachable ...
+ */
+#define FW_CMD_MAX_TIMEOUT	10000
+
+/*
+ * If a host driver does a HELLO and discovers that there's already a MASTER
+ * selected, we may have to wait for that MASTER to finish issuing RESET,
+ * configuration and INITIALIZE commands.  Also, there's a possibility that
+ * our own HELLO may get lost if it happens right as the MASTER is issuign a
+ * RESET command, so we need to be willing to make a few retries of our HELLO.
+ */
+#define FW_CMD_HELLO_TIMEOUT	(3 * FW_CMD_MAX_TIMEOUT)
+#define FW_CMD_HELLO_RETRIES	3
+
+enum fw_cmd_opcodes {
+	FW_LDST_CMD		       = 0x01,
+	FW_RESET_CMD                   = 0x03,
+	FW_HELLO_CMD                   = 0x04,
+	FW_BYE_CMD                     = 0x05,
+	FW_INITIALIZE_CMD              = 0x06,
+	FW_CAPS_CONFIG_CMD             = 0x07,
+	FW_PARAMS_CMD                  = 0x08,
+	FW_PFVF_CMD		       = 0x09,
+	FW_IQ_CMD                      = 0x10,
+	FW_EQ_ETH_CMD                  = 0x12,
+	FW_EQ_CTRL_CMD                 = 0x13,
+	FW_VI_CMD                      = 0x14,
+	FW_VI_MAC_CMD                  = 0x15,
+	FW_VI_RXMODE_CMD               = 0x16,
+	FW_VI_ENABLE_CMD               = 0x17,
+	FW_VI_STATS_CMD		       = 0x1a,
+	FW_PORT_CMD                    = 0x1b,
+	FW_RSS_IND_TBL_CMD             = 0x20,
+	FW_RSS_GLB_CONFIG_CMD	       = 0x22,
+	FW_RSS_VI_CONFIG_CMD           = 0x23,
+	FW_CLIP_CMD                    = 0x28,
+	FW_DEBUG_CMD                   = 0x81,
+};
+
+enum fw_cmd_cap {
+	FW_CMD_CAP_PORT		= 0x04,
+};
+
+/*
+ * Generic command header flit0
+ */
+struct fw_cmd_hdr {
+	__be32 hi;
+	__be32 lo;
+};
+
+#define S_FW_CMD_OP		24
+#define M_FW_CMD_OP		0xff
+#define V_FW_CMD_OP(x)		((x) << S_FW_CMD_OP)
+#define G_FW_CMD_OP(x)		(((x) >> S_FW_CMD_OP) & M_FW_CMD_OP)
+
+#define S_FW_CMD_REQUEST	23
+#define M_FW_CMD_REQUEST	0x1
+#define V_FW_CMD_REQUEST(x)	((x) << S_FW_CMD_REQUEST)
+#define G_FW_CMD_REQUEST(x)	(((x) >> S_FW_CMD_REQUEST) & M_FW_CMD_REQUEST)
+#define F_FW_CMD_REQUEST	V_FW_CMD_REQUEST(1U)
+
+#define S_FW_CMD_READ		22
+#define M_FW_CMD_READ		0x1
+#define V_FW_CMD_READ(x)	((x) << S_FW_CMD_READ)
+#define G_FW_CMD_READ(x)	(((x) >> S_FW_CMD_READ) & M_FW_CMD_READ)
+#define F_FW_CMD_READ		V_FW_CMD_READ(1U)
+
+#define S_FW_CMD_WRITE		21
+#define M_FW_CMD_WRITE		0x1
+#define V_FW_CMD_WRITE(x)	((x) << S_FW_CMD_WRITE)
+#define G_FW_CMD_WRITE(x)	(((x) >> S_FW_CMD_WRITE) & M_FW_CMD_WRITE)
+#define F_FW_CMD_WRITE		V_FW_CMD_WRITE(1U)
+
+#define S_FW_CMD_EXEC		20
+#define M_FW_CMD_EXEC		0x1
+#define V_FW_CMD_EXEC(x)	((x) << S_FW_CMD_EXEC)
+#define G_FW_CMD_EXEC(x)	(((x) >> S_FW_CMD_EXEC) & M_FW_CMD_EXEC)
+#define F_FW_CMD_EXEC		V_FW_CMD_EXEC(1U)
+
+#define S_FW_CMD_RETVAL		8
+#define M_FW_CMD_RETVAL		0xff
+#define V_FW_CMD_RETVAL(x)	((x) << S_FW_CMD_RETVAL)
+#define G_FW_CMD_RETVAL(x)	(((x) >> S_FW_CMD_RETVAL) & M_FW_CMD_RETVAL)
+
+#define S_FW_CMD_LEN16		0
+#define M_FW_CMD_LEN16		0xff
+#define V_FW_CMD_LEN16(x)	((x) << S_FW_CMD_LEN16)
+#define G_FW_CMD_LEN16(x)	(((x) >> S_FW_CMD_LEN16) & M_FW_CMD_LEN16)
+
+#define FW_LEN16(fw_struct) V_FW_CMD_LEN16(sizeof(fw_struct) / 16)
+
+/* address spaces
+ */
+enum fw_ldst_addrspc {
+	FW_LDST_ADDRSPC_TP_PIO    = 0x0010,
+};
+
+struct fw_ldst_cmd {
+	__be32 op_to_addrspace;
+	__be32 cycles_to_len16;
+	union fw_ldst {
+		struct fw_ldst_addrval {
+			__be32 addr;
+			__be32 val;
+		} addrval;
+		struct fw_ldst_idctxt {
+			__be32 physid;
+			__be32 msg_ctxtflush;
+			__be32 ctxt_data7;
+			__be32 ctxt_data6;
+			__be32 ctxt_data5;
+			__be32 ctxt_data4;
+			__be32 ctxt_data3;
+			__be32 ctxt_data2;
+			__be32 ctxt_data1;
+			__be32 ctxt_data0;
+		} idctxt;
+		struct fw_ldst_mdio {
+			__be16 paddr_mmd;
+			__be16 raddr;
+			__be16 vctl;
+			__be16 rval;
+		} mdio;
+		struct fw_ldst_mps {
+			__be16 fid_ctl;
+			__be16 rplcpf_pkd;
+			__be32 rplc127_96;
+			__be32 rplc95_64;
+			__be32 rplc63_32;
+			__be32 rplc31_0;
+			__be32 atrb;
+			__be16 vlan[16];
+		} mps;
+		struct fw_ldst_func {
+			__u8   access_ctl;
+			__u8   mod_index;
+			__be16 ctl_id;
+			__be32 offset;
+			__be64 data0;
+			__be64 data1;
+		} func;
+		struct fw_ldst_pcie {
+			__u8   ctrl_to_fn;
+			__u8   bnum;
+			__u8   r;
+			__u8   ext_r;
+			__u8   select_naccess;
+			__u8   pcie_fn;
+			__be16 nset_pkd;
+			__be32 data[12];
+		} pcie;
+		struct fw_ldst_i2c_deprecated {
+			__u8   pid_pkd;
+			__u8   base;
+			__u8   boffset;
+			__u8   data;
+			__be32 r9;
+		} i2c_deprecated;
+		struct fw_ldst_i2c {
+			__u8   pid;
+			__u8   did;
+			__u8   boffset;
+			__u8   blen;
+			__be32 r9;
+			__u8   data[48];
+		} i2c;
+		struct fw_ldst_le {
+			__be32 index;
+			__be32 r9;
+			__u8   val[33];
+			__u8   r11[7];
+		} le;
+	} u;
+};
+
+#define S_FW_LDST_CMD_ADDRSPACE         0
+#define M_FW_LDST_CMD_ADDRSPACE         0xff
+#define V_FW_LDST_CMD_ADDRSPACE(x)      ((x) << S_FW_LDST_CMD_ADDRSPACE)
+
+struct fw_reset_cmd {
+	__be32 op_to_write;
+	__be32 retval_len16;
+	__be32 val;
+	__be32 halt_pkd;
+};
+
+#define S_FW_RESET_CMD_HALT	31
+#define M_FW_RESET_CMD_HALT	0x1
+#define V_FW_RESET_CMD_HALT(x)	((x) << S_FW_RESET_CMD_HALT)
+#define G_FW_RESET_CMD_HALT(x)	\
+	(((x) >> S_FW_RESET_CMD_HALT) & M_FW_RESET_CMD_HALT)
+#define F_FW_RESET_CMD_HALT	V_FW_RESET_CMD_HALT(1U)
+
+enum {
+	FW_HELLO_CMD_STAGE_OS		= 0,
+};
+
+struct fw_hello_cmd {
+	__be32 op_to_write;
+	__be32 retval_len16;
+	__be32 err_to_clearinit;
+	__be32 fwrev;
+};
+
+#define S_FW_HELLO_CMD_ERR	31
+#define M_FW_HELLO_CMD_ERR	0x1
+#define V_FW_HELLO_CMD_ERR(x)	((x) << S_FW_HELLO_CMD_ERR)
+#define G_FW_HELLO_CMD_ERR(x)	\
+	(((x) >> S_FW_HELLO_CMD_ERR) & M_FW_HELLO_CMD_ERR)
+#define F_FW_HELLO_CMD_ERR	V_FW_HELLO_CMD_ERR(1U)
+
+#define S_FW_HELLO_CMD_INIT	30
+#define M_FW_HELLO_CMD_INIT	0x1
+#define V_FW_HELLO_CMD_INIT(x)	((x) << S_FW_HELLO_CMD_INIT)
+#define G_FW_HELLO_CMD_INIT(x)	\
+	(((x) >> S_FW_HELLO_CMD_INIT) & M_FW_HELLO_CMD_INIT)
+#define F_FW_HELLO_CMD_INIT	V_FW_HELLO_CMD_INIT(1U)
+
+#define S_FW_HELLO_CMD_MASTERDIS	29
+#define M_FW_HELLO_CMD_MASTERDIS	0x1
+#define V_FW_HELLO_CMD_MASTERDIS(x)	((x) << S_FW_HELLO_CMD_MASTERDIS)
+#define G_FW_HELLO_CMD_MASTERDIS(x)	\
+	(((x) >> S_FW_HELLO_CMD_MASTERDIS) & M_FW_HELLO_CMD_MASTERDIS)
+#define F_FW_HELLO_CMD_MASTERDIS	V_FW_HELLO_CMD_MASTERDIS(1U)
+
+#define S_FW_HELLO_CMD_MASTERFORCE	28
+#define M_FW_HELLO_CMD_MASTERFORCE	0x1
+#define V_FW_HELLO_CMD_MASTERFORCE(x)	((x) << S_FW_HELLO_CMD_MASTERFORCE)
+#define G_FW_HELLO_CMD_MASTERFORCE(x)	\
+	(((x) >> S_FW_HELLO_CMD_MASTERFORCE) & M_FW_HELLO_CMD_MASTERFORCE)
+#define F_FW_HELLO_CMD_MASTERFORCE	V_FW_HELLO_CMD_MASTERFORCE(1U)
+
+#define S_FW_HELLO_CMD_MBMASTER		24
+#define M_FW_HELLO_CMD_MBMASTER		0xf
+#define V_FW_HELLO_CMD_MBMASTER(x)	((x) << S_FW_HELLO_CMD_MBMASTER)
+#define G_FW_HELLO_CMD_MBMASTER(x)	\
+	(((x) >> S_FW_HELLO_CMD_MBMASTER) & M_FW_HELLO_CMD_MBMASTER)
+
+#define S_FW_HELLO_CMD_MBASYNCNOT	20
+#define M_FW_HELLO_CMD_MBASYNCNOT	0x7
+#define V_FW_HELLO_CMD_MBASYNCNOT(x)	((x) << S_FW_HELLO_CMD_MBASYNCNOT)
+#define G_FW_HELLO_CMD_MBASYNCNOT(x)	\
+	(((x) >> S_FW_HELLO_CMD_MBASYNCNOT) & M_FW_HELLO_CMD_MBASYNCNOT)
+
+#define S_FW_HELLO_CMD_STAGE	17
+#define M_FW_HELLO_CMD_STAGE	0x7
+#define V_FW_HELLO_CMD_STAGE(x)	((x) << S_FW_HELLO_CMD_STAGE)
+#define G_FW_HELLO_CMD_STAGE(x)	\
+	(((x) >> S_FW_HELLO_CMD_STAGE) & M_FW_HELLO_CMD_STAGE)
+
+#define S_FW_HELLO_CMD_CLEARINIT	16
+#define M_FW_HELLO_CMD_CLEARINIT	0x1
+#define V_FW_HELLO_CMD_CLEARINIT(x)	((x) << S_FW_HELLO_CMD_CLEARINIT)
+#define G_FW_HELLO_CMD_CLEARINIT(x)	\
+	(((x) >> S_FW_HELLO_CMD_CLEARINIT) & M_FW_HELLO_CMD_CLEARINIT)
+#define F_FW_HELLO_CMD_CLEARINIT	V_FW_HELLO_CMD_CLEARINIT(1U)
+
+struct fw_bye_cmd {
+	__be32 op_to_write;
+	__be32 retval_len16;
+	__be64 r3;
+};
+
+struct fw_initialize_cmd {
+	__be32 op_to_write;
+	__be32 retval_len16;
+	__be64 r3;
+};
+
+enum fw_caps_config_nic {
+	FW_CAPS_CONFIG_NIC_HASHFILTER	= 0x00000020,
+	FW_CAPS_CONFIG_NIC_ETHOFLD	= 0x00000040,
+};
+
+enum fw_memtype_cf {
+	FW_MEMTYPE_CF_FLASH		= FW_MEMTYPE_FLASH,
+};
+
+struct fw_caps_config_cmd {
+	__be32 op_to_write;
+	__be32 cfvalid_to_len16;
+	__be32 r2;
+	__be32 hwmbitmap;
+	__be16 nbmcaps;
+	__be16 linkcaps;
+	__be16 switchcaps;
+	__be16 r3;
+	__be16 niccaps;
+	__be16 toecaps;
+	__be16 rdmacaps;
+	__be16 r4;
+	__be16 iscsicaps;
+	__be16 fcoecaps;
+	__be32 cfcsum;
+	__be32 finiver;
+	__be32 finicsum;
+};
+
+#define S_FW_CAPS_CONFIG_CMD_CFVALID	27
+#define M_FW_CAPS_CONFIG_CMD_CFVALID	0x1
+#define V_FW_CAPS_CONFIG_CMD_CFVALID(x)	((x) << S_FW_CAPS_CONFIG_CMD_CFVALID)
+#define G_FW_CAPS_CONFIG_CMD_CFVALID(x)	\
+	(((x) >> S_FW_CAPS_CONFIG_CMD_CFVALID) & M_FW_CAPS_CONFIG_CMD_CFVALID)
+#define F_FW_CAPS_CONFIG_CMD_CFVALID	V_FW_CAPS_CONFIG_CMD_CFVALID(1U)
+
+#define S_FW_CAPS_CONFIG_CMD_MEMTYPE_CF		24
+#define M_FW_CAPS_CONFIG_CMD_MEMTYPE_CF		0x7
+#define V_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(x)	\
+	((x) << S_FW_CAPS_CONFIG_CMD_MEMTYPE_CF)
+#define G_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(x)	\
+	(((x) >> S_FW_CAPS_CONFIG_CMD_MEMTYPE_CF) & \
+	 M_FW_CAPS_CONFIG_CMD_MEMTYPE_CF)
+
+#define S_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF	16
+#define M_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF	0xff
+#define V_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(x)	\
+	((x) << S_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF)
+#define G_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(x)	\
+	(((x) >> S_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF) & \
+	 M_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF)
+
+/*
+ * params command mnemonics
+ */
+enum fw_params_mnem {
+	FW_PARAMS_MNEM_DEV		= 1,	/* device params */
+	FW_PARAMS_MNEM_PFVF		= 2,	/* function params */
+	FW_PARAMS_MNEM_REG		= 3,	/* limited register access */
+	FW_PARAMS_MNEM_DMAQ		= 4,	/* dma queue params */
+};
+
+/*
+ * device parameters
+ */
+
+#define S_FW_PARAMS_PARAM_FILTER_MODE 16
+#define M_FW_PARAMS_PARAM_FILTER_MODE 0xffff
+#define V_FW_PARAMS_PARAM_FILTER_MODE(x)          \
+	((x) << S_FW_PARAMS_PARAM_FILTER_MODE)
+#define G_FW_PARAMS_PARAM_FILTER_MODE(x)          \
+	(((x) >> S_FW_PARAMS_PARAM_FILTER_MODE) & \
+	M_FW_PARAMS_PARAM_FILTER_MODE)
+
+#define S_FW_PARAMS_PARAM_FILTER_MASK 0
+#define M_FW_PARAMS_PARAM_FILTER_MASK 0xffff
+#define V_FW_PARAMS_PARAM_FILTER_MASK(x)          \
+	((x) << S_FW_PARAMS_PARAM_FILTER_MASK)
+#define G_FW_PARAMS_PARAM_FILTER_MASK(x)          \
+	(((x) >> S_FW_PARAMS_PARAM_FILTER_MASK) & \
+	M_FW_PARAMS_PARAM_FILTER_MASK)
+
+enum fw_params_param_dev {
+	FW_PARAMS_PARAM_DEV_CCLK	= 0x00, /* chip core clock in khz */
+	FW_PARAMS_PARAM_DEV_PORTVEC	= 0x01, /* the port vector */
+	FW_PARAMS_PARAM_DEV_NTID        = 0x02, /* reads the number of TIDs
+						 * allocated by the device's
+						 * Lookup Engine
+						 */
+	FW_PARAMS_PARAM_DEV_FWREV	= 0x0B, /* fw version */
+	FW_PARAMS_PARAM_DEV_TPREV	= 0x0C, /* tp version */
+	FW_PARAMS_PARAM_DEV_ULPTX_MEMWRITE_DSGL = 0x17,
+	FW_PARAMS_PARAM_DEV_FILTER2_WR	= 0x1D,
+	FW_PARAMS_PARAM_DEV_OPAQUE_VIID_SMT_EXTN = 0x27,
+	FW_PARAMS_PARAM_DEV_FILTER      = 0x2E,
+};
+
+/*
+ * physical and virtual function parameters
+ */
+enum fw_params_param_pfvf {
+	FW_PARAMS_PARAM_PFVF_CLIP_START = 0x03,
+	FW_PARAMS_PARAM_PFVF_CLIP_END = 0x04,
+	FW_PARAMS_PARAM_PFVF_FILTER_START = 0x05,
+	FW_PARAMS_PARAM_PFVF_FILTER_END = 0x06,
+	FW_PARAMS_PARAM_PFVF_L2T_START = 0x13,
+	FW_PARAMS_PARAM_PFVF_L2T_END = 0x14,
+	FW_PARAMS_PARAM_PFVF_CPLFW4MSG_ENCAP = 0x31,
+	FW_PARAMS_PARAM_PFVF_PORT_CAPS32 = 0x3A,
+	FW_PARAMS_PARAM_PFVF_MAX_PKTS_PER_ETH_TX_PKTS_WR = 0x3D,
+	FW_PARAMS_PARAM_PFVF_GET_SMT_START = 0x3E,
+	FW_PARAMS_PARAM_PFVF_GET_SMT_SIZE = 0x3F,
+};
+
+/*
+ * dma queue parameters
+ */
+enum fw_params_param_dmaq {
+	FW_PARAMS_PARAM_DMAQ_IQ_INTCNTTHRESH = 0x01,
+	FW_PARAMS_PARAM_DMAQ_CONM_CTXT = 0x20,
+};
+
+enum fw_params_param_dev_filter {
+	FW_PARAM_DEV_FILTER_VNIC_MODE   = 0x00,
+	FW_PARAM_DEV_FILTER_MODE_MASK   = 0x01,
+};
+
+#define S_FW_PARAMS_MNEM	24
+#define M_FW_PARAMS_MNEM	0xff
+#define V_FW_PARAMS_MNEM(x)	((x) << S_FW_PARAMS_MNEM)
+#define G_FW_PARAMS_MNEM(x)	\
+	(((x) >> S_FW_PARAMS_MNEM) & M_FW_PARAMS_MNEM)
+
+#define S_FW_PARAMS_PARAM_X	16
+#define M_FW_PARAMS_PARAM_X	0xff
+#define V_FW_PARAMS_PARAM_X(x) ((x) << S_FW_PARAMS_PARAM_X)
+#define G_FW_PARAMS_PARAM_X(x) \
+	(((x) >> S_FW_PARAMS_PARAM_X) & M_FW_PARAMS_PARAM_X)
+
+#define S_FW_PARAMS_PARAM_Y	8
+#define M_FW_PARAMS_PARAM_Y	0xff
+#define V_FW_PARAMS_PARAM_Y(x) ((x) << S_FW_PARAMS_PARAM_Y)
+#define G_FW_PARAMS_PARAM_Y(x) \
+	(((x) >> S_FW_PARAMS_PARAM_Y) & M_FW_PARAMS_PARAM_Y)
+
+#define S_FW_PARAMS_PARAM_Z	0
+#define M_FW_PARAMS_PARAM_Z	0xff
+#define V_FW_PARAMS_PARAM_Z(x) ((x) << S_FW_PARAMS_PARAM_Z)
+#define G_FW_PARAMS_PARAM_Z(x) \
+	(((x) >> S_FW_PARAMS_PARAM_Z) & M_FW_PARAMS_PARAM_Z)
+
+#define S_FW_PARAMS_PARAM_YZ	0
+#define M_FW_PARAMS_PARAM_YZ	0xffff
+#define V_FW_PARAMS_PARAM_YZ(x) ((x) << S_FW_PARAMS_PARAM_YZ)
+#define G_FW_PARAMS_PARAM_YZ(x) \
+	(((x) >> S_FW_PARAMS_PARAM_YZ) & M_FW_PARAMS_PARAM_YZ)
+
+#define S_FW_PARAMS_PARAM_XYZ		0
+#define M_FW_PARAMS_PARAM_XYZ		0xffffff
+#define V_FW_PARAMS_PARAM_XYZ(x)	((x) << S_FW_PARAMS_PARAM_XYZ)
+
+struct fw_params_cmd {
+	__be32 op_to_vfn;
+	__be32 retval_len16;
+	struct fw_params_param {
+		__be32 mnem;
+		__be32 val;
+	} param[7];
+};
+
+#define S_FW_PARAMS_CMD_PFN	8
+#define M_FW_PARAMS_CMD_PFN	0x7
+#define V_FW_PARAMS_CMD_PFN(x)	((x) << S_FW_PARAMS_CMD_PFN)
+#define G_FW_PARAMS_CMD_PFN(x)	\
+	(((x) >> S_FW_PARAMS_CMD_PFN) & M_FW_PARAMS_CMD_PFN)
+
+#define S_FW_PARAMS_CMD_VFN	0
+#define M_FW_PARAMS_CMD_VFN	0xff
+#define V_FW_PARAMS_CMD_VFN(x)	((x) << S_FW_PARAMS_CMD_VFN)
+#define G_FW_PARAMS_CMD_VFN(x)	\
+	(((x) >> S_FW_PARAMS_CMD_VFN) & M_FW_PARAMS_CMD_VFN)
+
+struct fw_pfvf_cmd {
+	__be32 op_to_vfn;
+	__be32 retval_len16;
+	__be32 niqflint_niq;
+	__be32 type_to_neq;
+	__be32 tc_to_nexactf;
+	__be32 r_caps_to_nethctrl;
+	__be16 nricq;
+	__be16 nriqp;
+	__be32 r4;
+};
+
+#define S_FW_PFVF_CMD_PFN		8
+#define V_FW_PFVF_CMD_PFN(x)		((x) << S_FW_PFVF_CMD_PFN)
+
+#define S_FW_PFVF_CMD_VFN		0
+#define V_FW_PFVF_CMD_VFN(x)		((x) << S_FW_PFVF_CMD_VFN)
+
+#define S_FW_PFVF_CMD_NIQFLINT          20
+#define M_FW_PFVF_CMD_NIQFLINT          0xfff
+#define G_FW_PFVF_CMD_NIQFLINT(x)       \
+	(((x) >> S_FW_PFVF_CMD_NIQFLINT) & M_FW_PFVF_CMD_NIQFLINT)
+
+#define S_FW_PFVF_CMD_NIQ               0
+#define M_FW_PFVF_CMD_NIQ               0xfffff
+#define G_FW_PFVF_CMD_NIQ(x)            \
+	(((x) >> S_FW_PFVF_CMD_NIQ) & M_FW_PFVF_CMD_NIQ)
+
+#define S_FW_PFVF_CMD_PMASK             20
+#define M_FW_PFVF_CMD_PMASK             0xf
+#define G_FW_PFVF_CMD_PMASK(x)          \
+	(((x) >> S_FW_PFVF_CMD_PMASK) & M_FW_PFVF_CMD_PMASK)
+
+#define S_FW_PFVF_CMD_NEQ               0
+#define M_FW_PFVF_CMD_NEQ               0xfffff
+#define G_FW_PFVF_CMD_NEQ(x)            \
+	(((x) >> S_FW_PFVF_CMD_NEQ) & M_FW_PFVF_CMD_NEQ)
+
+#define S_FW_PFVF_CMD_TC                24
+#define M_FW_PFVF_CMD_TC                0xff
+#define G_FW_PFVF_CMD_TC(x)             \
+	(((x) >> S_FW_PFVF_CMD_TC) & M_FW_PFVF_CMD_TC)
+
+#define S_FW_PFVF_CMD_NVI               16
+#define M_FW_PFVF_CMD_NVI               0xff
+#define G_FW_PFVF_CMD_NVI(x)            \
+	(((x) >> S_FW_PFVF_CMD_NVI) & M_FW_PFVF_CMD_NVI)
+
+#define S_FW_PFVF_CMD_NEXACTF           0
+#define M_FW_PFVF_CMD_NEXACTF           0xffff
+#define G_FW_PFVF_CMD_NEXACTF(x)        \
+	(((x) >> S_FW_PFVF_CMD_NEXACTF) & M_FW_PFVF_CMD_NEXACTF)
+
+#define S_FW_PFVF_CMD_R_CAPS            24
+#define M_FW_PFVF_CMD_R_CAPS            0xff
+#define G_FW_PFVF_CMD_R_CAPS(x)         \
+	(((x) >> S_FW_PFVF_CMD_R_CAPS) & M_FW_PFVF_CMD_R_CAPS)
+
+#define S_FW_PFVF_CMD_WX_CAPS           16
+#define M_FW_PFVF_CMD_WX_CAPS           0xff
+#define G_FW_PFVF_CMD_WX_CAPS(x)        \
+	(((x) >> S_FW_PFVF_CMD_WX_CAPS) & M_FW_PFVF_CMD_WX_CAPS)
+
+#define S_FW_PFVF_CMD_NETHCTRL          0
+#define M_FW_PFVF_CMD_NETHCTRL          0xffff
+#define G_FW_PFVF_CMD_NETHCTRL(x)       \
+	(((x) >> S_FW_PFVF_CMD_NETHCTRL) & M_FW_PFVF_CMD_NETHCTRL)
+
+/*
+ * ingress queue type; the first 1K ingress queues can have associated 0,
+ * 1 or 2 free lists and an interrupt, all other ingress queues lack these
+ * capabilities
+ */
+enum fw_iq_type {
+	FW_IQ_TYPE_FL_INT_CAP,
+};
+
+enum fw_iq_iqtype {
+	FW_IQ_IQTYPE_NIC = 1,
+	FW_IQ_IQTYPE_OFLD,
+};
+
+struct fw_iq_cmd {
+	__be32 op_to_vfn;
+	__be32 alloc_to_len16;
+	__be16 physiqid;
+	__be16 iqid;
+	__be16 fl0id;
+	__be16 fl1id;
+	__be32 type_to_iqandstindex;
+	__be16 iqdroprss_to_iqesize;
+	__be16 iqsize;
+	__be64 iqaddr;
+	__be32 iqns_to_fl0congen;
+	__be16 fl0dcaen_to_fl0cidxfthresh;
+	__be16 fl0size;
+	__be64 fl0addr;
+	__be32 fl1cngchmap_to_fl1congen;
+	__be16 fl1dcaen_to_fl1cidxfthresh;
+	__be16 fl1size;
+	__be64 fl1addr;
+};
+
+#define S_FW_IQ_CMD_PFN		8
+#define M_FW_IQ_CMD_PFN		0x7
+#define V_FW_IQ_CMD_PFN(x)	((x) << S_FW_IQ_CMD_PFN)
+#define G_FW_IQ_CMD_PFN(x)	(((x) >> S_FW_IQ_CMD_PFN) & M_FW_IQ_CMD_PFN)
+
+#define S_FW_IQ_CMD_VFN		0
+#define M_FW_IQ_CMD_VFN		0xff
+#define V_FW_IQ_CMD_VFN(x)	((x) << S_FW_IQ_CMD_VFN)
+#define G_FW_IQ_CMD_VFN(x)	(((x) >> S_FW_IQ_CMD_VFN) & M_FW_IQ_CMD_VFN)
+
+#define S_FW_IQ_CMD_ALLOC	31
+#define M_FW_IQ_CMD_ALLOC	0x1
+#define V_FW_IQ_CMD_ALLOC(x)	((x) << S_FW_IQ_CMD_ALLOC)
+#define G_FW_IQ_CMD_ALLOC(x)	\
+	(((x) >> S_FW_IQ_CMD_ALLOC) & M_FW_IQ_CMD_ALLOC)
+#define F_FW_IQ_CMD_ALLOC	V_FW_IQ_CMD_ALLOC(1U)
+
+#define S_FW_IQ_CMD_FREE	30
+#define M_FW_IQ_CMD_FREE	0x1
+#define V_FW_IQ_CMD_FREE(x)	((x) << S_FW_IQ_CMD_FREE)
+#define G_FW_IQ_CMD_FREE(x)	(((x) >> S_FW_IQ_CMD_FREE) & M_FW_IQ_CMD_FREE)
+#define F_FW_IQ_CMD_FREE	V_FW_IQ_CMD_FREE(1U)
+
+#define S_FW_IQ_CMD_IQSTART	28
+#define M_FW_IQ_CMD_IQSTART	0x1
+#define V_FW_IQ_CMD_IQSTART(x)	((x) << S_FW_IQ_CMD_IQSTART)
+#define G_FW_IQ_CMD_IQSTART(x)	\
+	(((x) >> S_FW_IQ_CMD_IQSTART) & M_FW_IQ_CMD_IQSTART)
+#define F_FW_IQ_CMD_IQSTART	V_FW_IQ_CMD_IQSTART(1U)
+
+#define S_FW_IQ_CMD_IQSTOP	27
+#define M_FW_IQ_CMD_IQSTOP	0x1
+#define V_FW_IQ_CMD_IQSTOP(x)	((x) << S_FW_IQ_CMD_IQSTOP)
+#define G_FW_IQ_CMD_IQSTOP(x)	\
+	(((x) >> S_FW_IQ_CMD_IQSTOP) & M_FW_IQ_CMD_IQSTOP)
+#define F_FW_IQ_CMD_IQSTOP	V_FW_IQ_CMD_IQSTOP(1U)
+
+#define S_FW_IQ_CMD_TYPE	29
+#define M_FW_IQ_CMD_TYPE	0x7
+#define V_FW_IQ_CMD_TYPE(x)	((x) << S_FW_IQ_CMD_TYPE)
+#define G_FW_IQ_CMD_TYPE(x)	(((x) >> S_FW_IQ_CMD_TYPE) & M_FW_IQ_CMD_TYPE)
+
+#define S_FW_IQ_CMD_IQASYNCH	28
+#define M_FW_IQ_CMD_IQASYNCH	0x1
+#define V_FW_IQ_CMD_IQASYNCH(x)	((x) << S_FW_IQ_CMD_IQASYNCH)
+#define G_FW_IQ_CMD_IQASYNCH(x)	\
+	(((x) >> S_FW_IQ_CMD_IQASYNCH) & M_FW_IQ_CMD_IQASYNCH)
+#define F_FW_IQ_CMD_IQASYNCH	V_FW_IQ_CMD_IQASYNCH(1U)
+
+#define S_FW_IQ_CMD_VIID	16
+#define M_FW_IQ_CMD_VIID	0xfff
+#define V_FW_IQ_CMD_VIID(x)	((x) << S_FW_IQ_CMD_VIID)
+#define G_FW_IQ_CMD_VIID(x)	(((x) >> S_FW_IQ_CMD_VIID) & M_FW_IQ_CMD_VIID)
+
+#define S_FW_IQ_CMD_IQANDST	15
+#define M_FW_IQ_CMD_IQANDST	0x1
+#define V_FW_IQ_CMD_IQANDST(x)	((x) << S_FW_IQ_CMD_IQANDST)
+#define G_FW_IQ_CMD_IQANDST(x)	\
+	(((x) >> S_FW_IQ_CMD_IQANDST) & M_FW_IQ_CMD_IQANDST)
+#define F_FW_IQ_CMD_IQANDST	V_FW_IQ_CMD_IQANDST(1U)
+
+#define S_FW_IQ_CMD_IQANUD	12
+#define M_FW_IQ_CMD_IQANUD	0x3
+#define V_FW_IQ_CMD_IQANUD(x)	((x) << S_FW_IQ_CMD_IQANUD)
+#define G_FW_IQ_CMD_IQANUD(x)	\
+	(((x) >> S_FW_IQ_CMD_IQANUD) & M_FW_IQ_CMD_IQANUD)
+
+#define S_FW_IQ_CMD_IQANDSTINDEX	0
+#define M_FW_IQ_CMD_IQANDSTINDEX	0xfff
+#define V_FW_IQ_CMD_IQANDSTINDEX(x)	((x) << S_FW_IQ_CMD_IQANDSTINDEX)
+#define G_FW_IQ_CMD_IQANDSTINDEX(x)	\
+	(((x) >> S_FW_IQ_CMD_IQANDSTINDEX) & M_FW_IQ_CMD_IQANDSTINDEX)
+
+#define S_FW_IQ_CMD_IQGTSMODE		14
+#define M_FW_IQ_CMD_IQGTSMODE		0x1
+#define V_FW_IQ_CMD_IQGTSMODE(x)	((x) << S_FW_IQ_CMD_IQGTSMODE)
+#define G_FW_IQ_CMD_IQGTSMODE(x)	\
+	(((x) >> S_FW_IQ_CMD_IQGTSMODE) & M_FW_IQ_CMD_IQGTSMODE)
+#define F_FW_IQ_CMD_IQGTSMODE	V_FW_IQ_CMD_IQGTSMODE(1U)
+
+#define S_FW_IQ_CMD_IQPCIECH	12
+#define M_FW_IQ_CMD_IQPCIECH	0x3
+#define V_FW_IQ_CMD_IQPCIECH(x)	((x) << S_FW_IQ_CMD_IQPCIECH)
+#define G_FW_IQ_CMD_IQPCIECH(x)	\
+	(((x) >> S_FW_IQ_CMD_IQPCIECH) & M_FW_IQ_CMD_IQPCIECH)
+
+#define S_FW_IQ_CMD_IQINTCNTTHRESH	4
+#define M_FW_IQ_CMD_IQINTCNTTHRESH	0x3
+#define V_FW_IQ_CMD_IQINTCNTTHRESH(x)	((x) << S_FW_IQ_CMD_IQINTCNTTHRESH)
+#define G_FW_IQ_CMD_IQINTCNTTHRESH(x)	\
+	(((x) >> S_FW_IQ_CMD_IQINTCNTTHRESH) & M_FW_IQ_CMD_IQINTCNTTHRESH)
+
+#define S_FW_IQ_CMD_IQESIZE	0
+#define M_FW_IQ_CMD_IQESIZE	0x3
+#define V_FW_IQ_CMD_IQESIZE(x)	((x) << S_FW_IQ_CMD_IQESIZE)
+#define G_FW_IQ_CMD_IQESIZE(x)	\
+	(((x) >> S_FW_IQ_CMD_IQESIZE) & M_FW_IQ_CMD_IQESIZE)
+
+#define S_FW_IQ_CMD_IQRO                30
+#define M_FW_IQ_CMD_IQRO                0x1
+#define V_FW_IQ_CMD_IQRO(x)             ((x) << S_FW_IQ_CMD_IQRO)
+#define G_FW_IQ_CMD_IQRO(x)             \
+	(((x) >> S_FW_IQ_CMD_IQRO) & M_FW_IQ_CMD_IQRO)
+#define F_FW_IQ_CMD_IQRO                V_FW_IQ_CMD_IQRO(1U)
+
+#define S_FW_IQ_CMD_IQFLINTCONGEN	27
+#define M_FW_IQ_CMD_IQFLINTCONGEN	0x1
+#define V_FW_IQ_CMD_IQFLINTCONGEN(x)	((x) << S_FW_IQ_CMD_IQFLINTCONGEN)
+#define G_FW_IQ_CMD_IQFLINTCONGEN(x)	\
+	(((x) >> S_FW_IQ_CMD_IQFLINTCONGEN) & M_FW_IQ_CMD_IQFLINTCONGEN)
+#define F_FW_IQ_CMD_IQFLINTCONGEN	V_FW_IQ_CMD_IQFLINTCONGEN(1U)
+
+#define S_FW_IQ_CMD_IQTYPE	24
+#define V_FW_IQ_CMD_IQTYPE(x)	((x) << S_FW_IQ_CMD_IQTYPE)
+
+#define S_FW_IQ_CMD_FL0CNGCHMAP		20
+#define M_FW_IQ_CMD_FL0CNGCHMAP		0xf
+#define V_FW_IQ_CMD_FL0CNGCHMAP(x)	((x) << S_FW_IQ_CMD_FL0CNGCHMAP)
+#define G_FW_IQ_CMD_FL0CNGCHMAP(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0CNGCHMAP) & M_FW_IQ_CMD_FL0CNGCHMAP)
+
+#define S_FW_IQ_CMD_FL0DATARO		12
+#define M_FW_IQ_CMD_FL0DATARO		0x1
+#define V_FW_IQ_CMD_FL0DATARO(x)	((x) << S_FW_IQ_CMD_FL0DATARO)
+#define G_FW_IQ_CMD_FL0DATARO(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0DATARO) & M_FW_IQ_CMD_FL0DATARO)
+#define F_FW_IQ_CMD_FL0DATARO	V_FW_IQ_CMD_FL0DATARO(1U)
+
+#define S_FW_IQ_CMD_FL0CONGCIF		11
+#define M_FW_IQ_CMD_FL0CONGCIF		0x1
+#define V_FW_IQ_CMD_FL0CONGCIF(x)	((x) << S_FW_IQ_CMD_FL0CONGCIF)
+#define G_FW_IQ_CMD_FL0CONGCIF(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0CONGCIF) & M_FW_IQ_CMD_FL0CONGCIF)
+#define F_FW_IQ_CMD_FL0CONGCIF	V_FW_IQ_CMD_FL0CONGCIF(1U)
+
+#define S_FW_IQ_CMD_FL0FETCHRO		6
+#define M_FW_IQ_CMD_FL0FETCHRO		0x1
+#define V_FW_IQ_CMD_FL0FETCHRO(x)	((x) << S_FW_IQ_CMD_FL0FETCHRO)
+#define G_FW_IQ_CMD_FL0FETCHRO(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0FETCHRO) & M_FW_IQ_CMD_FL0FETCHRO)
+#define F_FW_IQ_CMD_FL0FETCHRO	V_FW_IQ_CMD_FL0FETCHRO(1U)
+
+#define S_FW_IQ_CMD_FL0HOSTFCMODE	4
+#define M_FW_IQ_CMD_FL0HOSTFCMODE	0x3
+#define V_FW_IQ_CMD_FL0HOSTFCMODE(x)	((x) << S_FW_IQ_CMD_FL0HOSTFCMODE)
+#define G_FW_IQ_CMD_FL0HOSTFCMODE(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0HOSTFCMODE) & M_FW_IQ_CMD_FL0HOSTFCMODE)
+
+#define S_FW_IQ_CMD_FL0PADEN	2
+#define M_FW_IQ_CMD_FL0PADEN	0x1
+#define V_FW_IQ_CMD_FL0PADEN(x)	((x) << S_FW_IQ_CMD_FL0PADEN)
+#define G_FW_IQ_CMD_FL0PADEN(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0PADEN) & M_FW_IQ_CMD_FL0PADEN)
+#define F_FW_IQ_CMD_FL0PADEN	V_FW_IQ_CMD_FL0PADEN(1U)
+
+#define S_FW_IQ_CMD_FL0PACKEN		1
+#define M_FW_IQ_CMD_FL0PACKEN		0x1
+#define V_FW_IQ_CMD_FL0PACKEN(x)	((x) << S_FW_IQ_CMD_FL0PACKEN)
+#define G_FW_IQ_CMD_FL0PACKEN(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0PACKEN) & M_FW_IQ_CMD_FL0PACKEN)
+#define F_FW_IQ_CMD_FL0PACKEN	V_FW_IQ_CMD_FL0PACKEN(1U)
+
+#define S_FW_IQ_CMD_FL0CONGEN		0
+#define M_FW_IQ_CMD_FL0CONGEN		0x1
+#define V_FW_IQ_CMD_FL0CONGEN(x)	((x) << S_FW_IQ_CMD_FL0CONGEN)
+#define G_FW_IQ_CMD_FL0CONGEN(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0CONGEN) & M_FW_IQ_CMD_FL0CONGEN)
+#define F_FW_IQ_CMD_FL0CONGEN	V_FW_IQ_CMD_FL0CONGEN(1U)
+
+#define S_FW_IQ_CMD_FL0FBMIN	7
+#define M_FW_IQ_CMD_FL0FBMIN	0x7
+#define V_FW_IQ_CMD_FL0FBMIN(x)	((x) << S_FW_IQ_CMD_FL0FBMIN)
+#define G_FW_IQ_CMD_FL0FBMIN(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0FBMIN) & M_FW_IQ_CMD_FL0FBMIN)
+
+#define S_FW_IQ_CMD_FL0FBMAX	4
+#define M_FW_IQ_CMD_FL0FBMAX	0x7
+#define V_FW_IQ_CMD_FL0FBMAX(x)	((x) << S_FW_IQ_CMD_FL0FBMAX)
+#define G_FW_IQ_CMD_FL0FBMAX(x)	\
+	(((x) >> S_FW_IQ_CMD_FL0FBMAX) & M_FW_IQ_CMD_FL0FBMAX)
+
+struct fw_eq_eth_cmd {
+	__be32 op_to_vfn;
+	__be32 alloc_to_len16;
+	__be32 eqid_pkd;
+	__be32 physeqid_pkd;
+	__be32 fetchszm_to_iqid;
+	__be32 dcaen_to_eqsize;
+	__be64 eqaddr;
+	__be32 autoequiqe_to_viid;
+	__be32 r8_lo;
+	__be64 r9;
+};
+
+#define S_FW_EQ_ETH_CMD_PFN	8
+#define M_FW_EQ_ETH_CMD_PFN	0x7
+#define V_FW_EQ_ETH_CMD_PFN(x)	((x) << S_FW_EQ_ETH_CMD_PFN)
+#define G_FW_EQ_ETH_CMD_PFN(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_PFN) & M_FW_EQ_ETH_CMD_PFN)
+
+#define S_FW_EQ_ETH_CMD_VFN	0
+#define M_FW_EQ_ETH_CMD_VFN	0xff
+#define V_FW_EQ_ETH_CMD_VFN(x)	((x) << S_FW_EQ_ETH_CMD_VFN)
+#define G_FW_EQ_ETH_CMD_VFN(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_VFN) & M_FW_EQ_ETH_CMD_VFN)
+
+#define S_FW_EQ_ETH_CMD_ALLOC		31
+#define M_FW_EQ_ETH_CMD_ALLOC		0x1
+#define V_FW_EQ_ETH_CMD_ALLOC(x)	((x) << S_FW_EQ_ETH_CMD_ALLOC)
+#define G_FW_EQ_ETH_CMD_ALLOC(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_ALLOC) & M_FW_EQ_ETH_CMD_ALLOC)
+#define F_FW_EQ_ETH_CMD_ALLOC	V_FW_EQ_ETH_CMD_ALLOC(1U)
+
+#define S_FW_EQ_ETH_CMD_FREE	30
+#define M_FW_EQ_ETH_CMD_FREE	0x1
+#define V_FW_EQ_ETH_CMD_FREE(x)	((x) << S_FW_EQ_ETH_CMD_FREE)
+#define G_FW_EQ_ETH_CMD_FREE(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_FREE) & M_FW_EQ_ETH_CMD_FREE)
+#define F_FW_EQ_ETH_CMD_FREE	V_FW_EQ_ETH_CMD_FREE(1U)
+
+#define S_FW_EQ_ETH_CMD_EQSTART		28
+#define M_FW_EQ_ETH_CMD_EQSTART		0x1
+#define V_FW_EQ_ETH_CMD_EQSTART(x)	((x) << S_FW_EQ_ETH_CMD_EQSTART)
+#define G_FW_EQ_ETH_CMD_EQSTART(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_EQSTART) & M_FW_EQ_ETH_CMD_EQSTART)
+#define F_FW_EQ_ETH_CMD_EQSTART	V_FW_EQ_ETH_CMD_EQSTART(1U)
+
+#define S_FW_EQ_ETH_CMD_EQID	0
+#define M_FW_EQ_ETH_CMD_EQID	0xfffff
+#define V_FW_EQ_ETH_CMD_EQID(x)	((x) << S_FW_EQ_ETH_CMD_EQID)
+#define G_FW_EQ_ETH_CMD_EQID(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_EQID) & M_FW_EQ_ETH_CMD_EQID)
+
+#define S_FW_EQ_ETH_CMD_PHYSEQID        0
+#define M_FW_EQ_ETH_CMD_PHYSEQID        0xfffff
+#define G_FW_EQ_ETH_CMD_PHYSEQID(x)     \
+	(((x) >> S_FW_EQ_ETH_CMD_PHYSEQID) & M_FW_EQ_ETH_CMD_PHYSEQID)
+
+#define S_FW_EQ_ETH_CMD_FETCHRO		22
+#define M_FW_EQ_ETH_CMD_FETCHRO		0x1
+#define V_FW_EQ_ETH_CMD_FETCHRO(x)	((x) << S_FW_EQ_ETH_CMD_FETCHRO)
+#define G_FW_EQ_ETH_CMD_FETCHRO(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_FETCHRO) & M_FW_EQ_ETH_CMD_FETCHRO)
+#define F_FW_EQ_ETH_CMD_FETCHRO	V_FW_EQ_ETH_CMD_FETCHRO(1U)
+
+#define S_FW_EQ_ETH_CMD_HOSTFCMODE	20
+#define M_FW_EQ_ETH_CMD_HOSTFCMODE	0x3
+#define V_FW_EQ_ETH_CMD_HOSTFCMODE(x)	((x) << S_FW_EQ_ETH_CMD_HOSTFCMODE)
+#define G_FW_EQ_ETH_CMD_HOSTFCMODE(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_HOSTFCMODE) & M_FW_EQ_ETH_CMD_HOSTFCMODE)
+
+#define S_FW_EQ_ETH_CMD_PCIECHN		16
+#define M_FW_EQ_ETH_CMD_PCIECHN		0x3
+#define V_FW_EQ_ETH_CMD_PCIECHN(x)	((x) << S_FW_EQ_ETH_CMD_PCIECHN)
+#define G_FW_EQ_ETH_CMD_PCIECHN(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_PCIECHN) & M_FW_EQ_ETH_CMD_PCIECHN)
+
+#define S_FW_EQ_ETH_CMD_IQID	0
+#define M_FW_EQ_ETH_CMD_IQID	0xffff
+#define V_FW_EQ_ETH_CMD_IQID(x)	((x) << S_FW_EQ_ETH_CMD_IQID)
+#define G_FW_EQ_ETH_CMD_IQID(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_IQID) & M_FW_EQ_ETH_CMD_IQID)
+
+#define S_FW_EQ_ETH_CMD_FBMIN		23
+#define M_FW_EQ_ETH_CMD_FBMIN		0x7
+#define V_FW_EQ_ETH_CMD_FBMIN(x)	((x) << S_FW_EQ_ETH_CMD_FBMIN)
+#define G_FW_EQ_ETH_CMD_FBMIN(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_FBMIN) & M_FW_EQ_ETH_CMD_FBMIN)
+
+#define S_FW_EQ_ETH_CMD_FBMAX		20
+#define M_FW_EQ_ETH_CMD_FBMAX		0x7
+#define V_FW_EQ_ETH_CMD_FBMAX(x)	((x) << S_FW_EQ_ETH_CMD_FBMAX)
+#define G_FW_EQ_ETH_CMD_FBMAX(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_FBMAX) & M_FW_EQ_ETH_CMD_FBMAX)
+
+#define S_FW_EQ_ETH_CMD_CIDXFTHRESH	16
+#define M_FW_EQ_ETH_CMD_CIDXFTHRESH	0x7
+#define V_FW_EQ_ETH_CMD_CIDXFTHRESH(x)	((x) << S_FW_EQ_ETH_CMD_CIDXFTHRESH)
+#define G_FW_EQ_ETH_CMD_CIDXFTHRESH(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_CIDXFTHRESH) & M_FW_EQ_ETH_CMD_CIDXFTHRESH)
+
+#define S_FW_EQ_ETH_CMD_EQSIZE		0
+#define M_FW_EQ_ETH_CMD_EQSIZE		0xffff
+#define V_FW_EQ_ETH_CMD_EQSIZE(x)	((x) << S_FW_EQ_ETH_CMD_EQSIZE)
+#define G_FW_EQ_ETH_CMD_EQSIZE(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_EQSIZE) & M_FW_EQ_ETH_CMD_EQSIZE)
+
+#define S_FW_EQ_ETH_CMD_AUTOEQUEQE	30
+#define M_FW_EQ_ETH_CMD_AUTOEQUEQE	0x1
+#define V_FW_EQ_ETH_CMD_AUTOEQUEQE(x)	((x) << S_FW_EQ_ETH_CMD_AUTOEQUEQE)
+#define G_FW_EQ_ETH_CMD_AUTOEQUEQE(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_AUTOEQUEQE) & M_FW_EQ_ETH_CMD_AUTOEQUEQE)
+#define F_FW_EQ_ETH_CMD_AUTOEQUEQE	V_FW_EQ_ETH_CMD_AUTOEQUEQE(1U)
+
+#define S_FW_EQ_ETH_CMD_VIID	16
+#define M_FW_EQ_ETH_CMD_VIID	0xfff
+#define V_FW_EQ_ETH_CMD_VIID(x)	((x) << S_FW_EQ_ETH_CMD_VIID)
+#define G_FW_EQ_ETH_CMD_VIID(x)	\
+	(((x) >> S_FW_EQ_ETH_CMD_VIID) & M_FW_EQ_ETH_CMD_VIID)
+
+struct fw_eq_ctrl_cmd {
+	__be32 op_to_vfn;
+	__be32 alloc_to_len16;
+	__be32 cmpliqid_eqid;
+	__be32 physeqid_pkd;
+	__be32 fetchszm_to_iqid;
+	__be32 dcaen_to_eqsize;
+	__be64 eqaddr;
+};
+
+#define S_FW_EQ_CTRL_CMD_PFN		8
+#define V_FW_EQ_CTRL_CMD_PFN(x)		((x) << S_FW_EQ_CTRL_CMD_PFN)
+
+#define S_FW_EQ_CTRL_CMD_VFN		0
+#define V_FW_EQ_CTRL_CMD_VFN(x)		((x) << S_FW_EQ_CTRL_CMD_VFN)
+
+#define S_FW_EQ_CTRL_CMD_ALLOC		31
+#define V_FW_EQ_CTRL_CMD_ALLOC(x)	((x) << S_FW_EQ_CTRL_CMD_ALLOC)
+#define F_FW_EQ_CTRL_CMD_ALLOC		V_FW_EQ_CTRL_CMD_ALLOC(1U)
+
+#define S_FW_EQ_CTRL_CMD_FREE		30
+#define V_FW_EQ_CTRL_CMD_FREE(x)	((x) << S_FW_EQ_CTRL_CMD_FREE)
+#define F_FW_EQ_CTRL_CMD_FREE		V_FW_EQ_CTRL_CMD_FREE(1U)
+
+#define S_FW_EQ_CTRL_CMD_EQSTART	28
+#define V_FW_EQ_CTRL_CMD_EQSTART(x)	((x) << S_FW_EQ_CTRL_CMD_EQSTART)
+#define F_FW_EQ_CTRL_CMD_EQSTART	V_FW_EQ_CTRL_CMD_EQSTART(1U)
+
+#define S_FW_EQ_CTRL_CMD_CMPLIQID	20
+#define V_FW_EQ_CTRL_CMD_CMPLIQID(x)	((x) << S_FW_EQ_CTRL_CMD_CMPLIQID)
+
+#define S_FW_EQ_CTRL_CMD_EQID		0
+#define M_FW_EQ_CTRL_CMD_EQID		0xfffff
+#define V_FW_EQ_CTRL_CMD_EQID(x)	((x) << S_FW_EQ_CTRL_CMD_EQID)
+#define G_FW_EQ_CTRL_CMD_EQID(x)	\
+	(((x) >> S_FW_EQ_CTRL_CMD_EQID) & M_FW_EQ_CTRL_CMD_EQID)
+
+#define S_FW_EQ_CTRL_CMD_PHYSEQID       0
+#define M_FW_EQ_CTRL_CMD_PHYSEQID       0xfffff
+#define V_FW_EQ_CTRL_CMD_PHYSEQID(x)    ((x) << S_FW_EQ_CTRL_CMD_PHYSEQID)
+#define G_FW_EQ_CTRL_CMD_PHYSEQID(x)    \
+	(((x) >> S_FW_EQ_CTRL_CMD_PHYSEQID) & M_FW_EQ_CTRL_CMD_PHYSEQID)
+
+#define S_FW_EQ_CTRL_CMD_FETCHRO	22
+#define V_FW_EQ_CTRL_CMD_FETCHRO(x)	((x) << S_FW_EQ_CTRL_CMD_FETCHRO)
+#define F_FW_EQ_CTRL_CMD_FETCHRO	V_FW_EQ_CTRL_CMD_FETCHRO(1U)
+
+#define S_FW_EQ_CTRL_CMD_HOSTFCMODE	20
+#define M_FW_EQ_CTRL_CMD_HOSTFCMODE	0x3
+#define V_FW_EQ_CTRL_CMD_HOSTFCMODE(x)	((x) << S_FW_EQ_CTRL_CMD_HOSTFCMODE)
+
+#define S_FW_EQ_CTRL_CMD_PCIECHN	16
+#define V_FW_EQ_CTRL_CMD_PCIECHN(x)	((x) << S_FW_EQ_CTRL_CMD_PCIECHN)
+
+#define S_FW_EQ_CTRL_CMD_IQID		0
+#define V_FW_EQ_CTRL_CMD_IQID(x)	((x) << S_FW_EQ_CTRL_CMD_IQID)
+
+#define S_FW_EQ_CTRL_CMD_FBMIN		23
+#define V_FW_EQ_CTRL_CMD_FBMIN(x)	((x) << S_FW_EQ_CTRL_CMD_FBMIN)
+
+#define S_FW_EQ_CTRL_CMD_FBMAX		20
+#define V_FW_EQ_CTRL_CMD_FBMAX(x)	((x) << S_FW_EQ_CTRL_CMD_FBMAX)
+
+#define S_FW_EQ_CTRL_CMD_CIDXFTHRESH	16
+#define V_FW_EQ_CTRL_CMD_CIDXFTHRESH(x)	((x) << S_FW_EQ_CTRL_CMD_CIDXFTHRESH)
+
+#define S_FW_EQ_CTRL_CMD_EQSIZE		0
+#define V_FW_EQ_CTRL_CMD_EQSIZE(x)	((x) << S_FW_EQ_CTRL_CMD_EQSIZE)
+
+enum fw_vi_func {
+	FW_VI_FUNC_ETH,
+};
+
+/* Macros for VIID parsing:
+ * VIID - [10:8] PFN, [7] VI Valid, [6:0] VI number
+ */
+
+#define S_FW_VIID_VIVLD         7
+#define M_FW_VIID_VIVLD         0x1
+#define G_FW_VIID_VIVLD(x)      (((x) >> S_FW_VIID_VIVLD) & M_FW_VIID_VIVLD)
+
+#define S_FW_VIID_VIN           0
+#define M_FW_VIID_VIN           0x7F
+#define G_FW_VIID_VIN(x)        (((x) >> S_FW_VIID_VIN) & M_FW_VIID_VIN)
+
+struct fw_vi_cmd {
+	__be32 op_to_vfn;
+	__be32 alloc_to_len16;
+	__be16 type_to_viid;
+	__u8   mac[6];
+	__u8   portid_pkd;
+	__u8   nmac;
+	__u8   nmac0[6];
+	__be16 norss_rsssize;
+	__u8   nmac1[6];
+	__be16 idsiiq_pkd;
+	__u8   nmac2[6];
+	__be16 idseiq_pkd;
+	__u8   nmac3[6];
+	__be64 r9;
+	__be64 r10;
+};
+
+#define S_FW_VI_CMD_PFN		8
+#define M_FW_VI_CMD_PFN		0x7
+#define V_FW_VI_CMD_PFN(x)	((x) << S_FW_VI_CMD_PFN)
+#define G_FW_VI_CMD_PFN(x)	(((x) >> S_FW_VI_CMD_PFN) & M_FW_VI_CMD_PFN)
+
+#define S_FW_VI_CMD_VFN		0
+#define M_FW_VI_CMD_VFN		0xff
+#define V_FW_VI_CMD_VFN(x)	((x) << S_FW_VI_CMD_VFN)
+#define G_FW_VI_CMD_VFN(x)	(((x) >> S_FW_VI_CMD_VFN) & M_FW_VI_CMD_VFN)
+
+#define S_FW_VI_CMD_ALLOC	31
+#define M_FW_VI_CMD_ALLOC	0x1
+#define V_FW_VI_CMD_ALLOC(x)	((x) << S_FW_VI_CMD_ALLOC)
+#define G_FW_VI_CMD_ALLOC(x)	\
+	(((x) >> S_FW_VI_CMD_ALLOC) & M_FW_VI_CMD_ALLOC)
+#define F_FW_VI_CMD_ALLOC	V_FW_VI_CMD_ALLOC(1U)
+
+#define S_FW_VI_CMD_FREE	30
+#define M_FW_VI_CMD_FREE	0x1
+#define V_FW_VI_CMD_FREE(x)	((x) << S_FW_VI_CMD_FREE)
+#define G_FW_VI_CMD_FREE(x)	(((x) >> S_FW_VI_CMD_FREE) & M_FW_VI_CMD_FREE)
+#define F_FW_VI_CMD_FREE	V_FW_VI_CMD_FREE(1U)
+
+#define S_FW_VI_CMD_VFVLD       24
+#define M_FW_VI_CMD_VFVLD       0x1
+#define G_FW_VI_CMD_VFVLD(x)    \
+	(((x) >> S_FW_VI_CMD_VFVLD) & M_FW_VI_CMD_VFVLD)
+
+#define S_FW_VI_CMD_VIN         16
+#define M_FW_VI_CMD_VIN         0xff
+#define G_FW_VI_CMD_VIN(x)      \
+	(((x) >> S_FW_VI_CMD_VIN) & M_FW_VI_CMD_VIN)
+
+#define S_FW_VI_CMD_TYPE	15
+#define M_FW_VI_CMD_TYPE	0x1
+#define V_FW_VI_CMD_TYPE(x)	((x) << S_FW_VI_CMD_TYPE)
+#define G_FW_VI_CMD_TYPE(x)	(((x) >> S_FW_VI_CMD_TYPE) & M_FW_VI_CMD_TYPE)
+#define F_FW_VI_CMD_TYPE	V_FW_VI_CMD_TYPE(1U)
+
+#define S_FW_VI_CMD_FUNC	12
+#define M_FW_VI_CMD_FUNC	0x7
+#define V_FW_VI_CMD_FUNC(x)	((x) << S_FW_VI_CMD_FUNC)
+#define G_FW_VI_CMD_FUNC(x)	(((x) >> S_FW_VI_CMD_FUNC) & M_FW_VI_CMD_FUNC)
+
+#define S_FW_VI_CMD_VIID	0
+#define M_FW_VI_CMD_VIID	0xfff
+#define V_FW_VI_CMD_VIID(x)	((x) << S_FW_VI_CMD_VIID)
+#define G_FW_VI_CMD_VIID(x)	(((x) >> S_FW_VI_CMD_VIID) & M_FW_VI_CMD_VIID)
+
+#define S_FW_VI_CMD_PORTID	4
+#define M_FW_VI_CMD_PORTID	0xf
+#define V_FW_VI_CMD_PORTID(x)	((x) << S_FW_VI_CMD_PORTID)
+#define G_FW_VI_CMD_PORTID(x)	\
+	(((x) >> S_FW_VI_CMD_PORTID) & M_FW_VI_CMD_PORTID)
+
+#define S_FW_VI_CMD_RSSSIZE	0
+#define M_FW_VI_CMD_RSSSIZE	0x7ff
+#define V_FW_VI_CMD_RSSSIZE(x)	((x) << S_FW_VI_CMD_RSSSIZE)
+#define G_FW_VI_CMD_RSSSIZE(x)	\
+	(((x) >> S_FW_VI_CMD_RSSSIZE) & M_FW_VI_CMD_RSSSIZE)
+
+/* Special VI_MAC command index ids */
+#define FW_VI_MAC_ADD_MAC		0x3FF
+#define FW_VI_MAC_ADD_PERSIST_MAC	0x3FE
+#define FW_VI_MAC_ID_BASED_FREE         0x3FC
+
+enum fw_vi_mac_smac {
+	FW_VI_MAC_MPS_TCAM_ENTRY = 0x0,
+	FW_VI_MAC_SMT_AND_MPSTCAM = 0x3
+};
+
+enum fw_vi_mac_entry_types {
+	FW_VI_MAC_TYPE_RAW = 0x2,
+};
+
+struct fw_vi_mac_cmd {
+	__be32 op_to_viid;
+	__be32 freemacs_to_len16;
+	union fw_vi_mac {
+		struct fw_vi_mac_exact {
+			__be16 valid_to_idx;
+			__u8   macaddr[6];
+		} exact[7];
+		struct fw_vi_mac_hash {
+			__be64 hashvec;
+		} hash;
+		struct fw_vi_mac_raw {
+			__be32 raw_idx_pkd;
+			__be32 data0_pkd;
+			__be32 data1[2];
+			__be64 data0m_pkd;
+			__be32 data1m[2];
+		} raw;
+	} u;
+};
+
+#define S_FW_VI_MAC_CMD_VIID	0
+#define M_FW_VI_MAC_CMD_VIID	0xfff
+#define V_FW_VI_MAC_CMD_VIID(x)	((x) << S_FW_VI_MAC_CMD_VIID)
+#define G_FW_VI_MAC_CMD_VIID(x)	\
+	(((x) >> S_FW_VI_MAC_CMD_VIID) & M_FW_VI_MAC_CMD_VIID)
+
+#define S_FW_VI_MAC_CMD_FREEMACS	31
+#define V_FW_VI_MAC_CMD_FREEMACS(x)	((x) << S_FW_VI_MAC_CMD_FREEMACS)
+
+#define S_FW_VI_MAC_CMD_ENTRY_TYPE      23
+#define V_FW_VI_MAC_CMD_ENTRY_TYPE(x)   ((x) << S_FW_VI_MAC_CMD_ENTRY_TYPE)
+
+#define S_FW_VI_MAC_CMD_VALID		15
+#define M_FW_VI_MAC_CMD_VALID		0x1
+#define V_FW_VI_MAC_CMD_VALID(x)	((x) << S_FW_VI_MAC_CMD_VALID)
+#define G_FW_VI_MAC_CMD_VALID(x)	\
+	(((x) >> S_FW_VI_MAC_CMD_VALID) & M_FW_VI_MAC_CMD_VALID)
+#define F_FW_VI_MAC_CMD_VALID	V_FW_VI_MAC_CMD_VALID(1U)
+
+#define S_FW_VI_MAC_CMD_SMAC_RESULT	10
+#define M_FW_VI_MAC_CMD_SMAC_RESULT	0x3
+#define V_FW_VI_MAC_CMD_SMAC_RESULT(x)	((x) << S_FW_VI_MAC_CMD_SMAC_RESULT)
+#define G_FW_VI_MAC_CMD_SMAC_RESULT(x)	\
+	(((x) >> S_FW_VI_MAC_CMD_SMAC_RESULT) & M_FW_VI_MAC_CMD_SMAC_RESULT)
+
+#define S_FW_VI_MAC_CMD_IDX	0
+#define M_FW_VI_MAC_CMD_IDX	0x3ff
+#define V_FW_VI_MAC_CMD_IDX(x)	((x) << S_FW_VI_MAC_CMD_IDX)
+#define G_FW_VI_MAC_CMD_IDX(x)	\
+	(((x) >> S_FW_VI_MAC_CMD_IDX) & M_FW_VI_MAC_CMD_IDX)
+
+#define S_FW_VI_MAC_CMD_RAW_IDX         16
+#define M_FW_VI_MAC_CMD_RAW_IDX         0xffff
+#define V_FW_VI_MAC_CMD_RAW_IDX(x)      ((x) << S_FW_VI_MAC_CMD_RAW_IDX)
+#define G_FW_VI_MAC_CMD_RAW_IDX(x)      \
+	(((x) >> S_FW_VI_MAC_CMD_RAW_IDX) & M_FW_VI_MAC_CMD_RAW_IDX)
+
+struct fw_vi_rxmode_cmd {
+	__be32 op_to_viid;
+	__be32 retval_len16;
+	__be32 mtu_to_vlanexen;
+	__be32 r4_lo;
+};
+
+#define S_FW_VI_RXMODE_CMD_VIID		0
+#define M_FW_VI_RXMODE_CMD_VIID		0xfff
+#define V_FW_VI_RXMODE_CMD_VIID(x)	((x) << S_FW_VI_RXMODE_CMD_VIID)
+#define G_FW_VI_RXMODE_CMD_VIID(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_VIID) & M_FW_VI_RXMODE_CMD_VIID)
+
+#define S_FW_VI_RXMODE_CMD_MTU		16
+#define M_FW_VI_RXMODE_CMD_MTU		0xffff
+#define V_FW_VI_RXMODE_CMD_MTU(x)	((x) << S_FW_VI_RXMODE_CMD_MTU)
+#define G_FW_VI_RXMODE_CMD_MTU(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_MTU) & M_FW_VI_RXMODE_CMD_MTU)
+
+#define S_FW_VI_RXMODE_CMD_PROMISCEN	14
+#define M_FW_VI_RXMODE_CMD_PROMISCEN	0x3
+#define V_FW_VI_RXMODE_CMD_PROMISCEN(x)	((x) << S_FW_VI_RXMODE_CMD_PROMISCEN)
+#define G_FW_VI_RXMODE_CMD_PROMISCEN(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_PROMISCEN) & M_FW_VI_RXMODE_CMD_PROMISCEN)
+
+#define S_FW_VI_RXMODE_CMD_ALLMULTIEN		12
+#define M_FW_VI_RXMODE_CMD_ALLMULTIEN		0x3
+#define V_FW_VI_RXMODE_CMD_ALLMULTIEN(x)	\
+	((x) << S_FW_VI_RXMODE_CMD_ALLMULTIEN)
+#define G_FW_VI_RXMODE_CMD_ALLMULTIEN(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_ALLMULTIEN) & M_FW_VI_RXMODE_CMD_ALLMULTIEN)
+
+#define S_FW_VI_RXMODE_CMD_BROADCASTEN		10
+#define M_FW_VI_RXMODE_CMD_BROADCASTEN		0x3
+#define V_FW_VI_RXMODE_CMD_BROADCASTEN(x)	\
+	((x) << S_FW_VI_RXMODE_CMD_BROADCASTEN)
+#define G_FW_VI_RXMODE_CMD_BROADCASTEN(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_BROADCASTEN) & \
+	 M_FW_VI_RXMODE_CMD_BROADCASTEN)
+
+#define S_FW_VI_RXMODE_CMD_VLANEXEN	8
+#define M_FW_VI_RXMODE_CMD_VLANEXEN	0x3
+#define V_FW_VI_RXMODE_CMD_VLANEXEN(x)	((x) << S_FW_VI_RXMODE_CMD_VLANEXEN)
+#define G_FW_VI_RXMODE_CMD_VLANEXEN(x)	\
+	(((x) >> S_FW_VI_RXMODE_CMD_VLANEXEN) & M_FW_VI_RXMODE_CMD_VLANEXEN)
+
+struct fw_vi_enable_cmd {
+	__be32 op_to_viid;
+	__be32 ien_to_len16;
+	__be16 blinkdur;
+	__be16 r3;
+	__be32 r4;
+};
+
+#define S_FW_VI_ENABLE_CMD_VIID		0
+#define M_FW_VI_ENABLE_CMD_VIID		0xfff
+#define V_FW_VI_ENABLE_CMD_VIID(x)	((x) << S_FW_VI_ENABLE_CMD_VIID)
+#define G_FW_VI_ENABLE_CMD_VIID(x)	\
+	(((x) >> S_FW_VI_ENABLE_CMD_VIID) & M_FW_VI_ENABLE_CMD_VIID)
+
+#define S_FW_VI_ENABLE_CMD_IEN		31
+#define M_FW_VI_ENABLE_CMD_IEN		0x1
+#define V_FW_VI_ENABLE_CMD_IEN(x)	((x) << S_FW_VI_ENABLE_CMD_IEN)
+#define G_FW_VI_ENABLE_CMD_IEN(x)	\
+	(((x) >> S_FW_VI_ENABLE_CMD_IEN) & M_FW_VI_ENABLE_CMD_IEN)
+#define F_FW_VI_ENABLE_CMD_IEN	V_FW_VI_ENABLE_CMD_IEN(1U)
+
+#define S_FW_VI_ENABLE_CMD_EEN		30
+#define M_FW_VI_ENABLE_CMD_EEN		0x1
+#define V_FW_VI_ENABLE_CMD_EEN(x)	((x) << S_FW_VI_ENABLE_CMD_EEN)
+#define G_FW_VI_ENABLE_CMD_EEN(x)	\
+	(((x) >> S_FW_VI_ENABLE_CMD_EEN) & M_FW_VI_ENABLE_CMD_EEN)
+#define F_FW_VI_ENABLE_CMD_EEN	V_FW_VI_ENABLE_CMD_EEN(1U)
+
+#define S_FW_VI_ENABLE_CMD_DCB_INFO	28
+#define M_FW_VI_ENABLE_CMD_DCB_INFO	0x1
+#define V_FW_VI_ENABLE_CMD_DCB_INFO(x)	((x) << S_FW_VI_ENABLE_CMD_DCB_INFO)
+#define G_FW_VI_ENABLE_CMD_DCB_INFO(x)	\
+	(((x) >> S_FW_VI_ENABLE_CMD_DCB_INFO) & M_FW_VI_ENABLE_CMD_DCB_INFO)
+#define F_FW_VI_ENABLE_CMD_DCB_INFO	V_FW_VI_ENABLE_CMD_DCB_INFO(1U)
+
+/* VI VF stats offset definitions */
+#define VI_VF_NUM_STATS 16
+
+/* VI PF stats offset definitions */
+#define VI_PF_NUM_STATS	17
+enum fw_vi_stats_pf_index {
+	FW_VI_PF_STAT_TX_BCAST_BYTES_IX,
+	FW_VI_PF_STAT_TX_BCAST_FRAMES_IX,
+	FW_VI_PF_STAT_TX_MCAST_BYTES_IX,
+	FW_VI_PF_STAT_TX_MCAST_FRAMES_IX,
+	FW_VI_PF_STAT_TX_UCAST_BYTES_IX,
+	FW_VI_PF_STAT_TX_UCAST_FRAMES_IX,
+	FW_VI_PF_STAT_TX_OFLD_BYTES_IX,
+	FW_VI_PF_STAT_TX_OFLD_FRAMES_IX,
+	FW_VI_PF_STAT_RX_BYTES_IX,
+	FW_VI_PF_STAT_RX_FRAMES_IX,
+	FW_VI_PF_STAT_RX_BCAST_BYTES_IX,
+	FW_VI_PF_STAT_RX_BCAST_FRAMES_IX,
+	FW_VI_PF_STAT_RX_MCAST_BYTES_IX,
+	FW_VI_PF_STAT_RX_MCAST_FRAMES_IX,
+	FW_VI_PF_STAT_RX_UCAST_BYTES_IX,
+	FW_VI_PF_STAT_RX_UCAST_FRAMES_IX,
+	FW_VI_PF_STAT_RX_ERR_FRAMES_IX
+};
+
+struct fw_vi_stats_cmd {
+	__be32 op_to_viid;
+	__be32 retval_len16;
+	union fw_vi_stats {
+		struct fw_vi_stats_ctl {
+			__be16 nstats_ix;
+			__be16 r6;
+			__be32 r7;
+			__be64 stat0;
+			__be64 stat1;
+			__be64 stat2;
+			__be64 stat3;
+			__be64 stat4;
+			__be64 stat5;
+		} ctl;
+		struct fw_vi_stats_pf {
+			__be64 tx_bcast_bytes;
+			__be64 tx_bcast_frames;
+			__be64 tx_mcast_bytes;
+			__be64 tx_mcast_frames;
+			__be64 tx_ucast_bytes;
+			__be64 tx_ucast_frames;
+			__be64 tx_offload_bytes;
+			__be64 tx_offload_frames;
+			__be64 rx_pf_bytes;
+			__be64 rx_pf_frames;
+			__be64 rx_bcast_bytes;
+			__be64 rx_bcast_frames;
+			__be64 rx_mcast_bytes;
+			__be64 rx_mcast_frames;
+			__be64 rx_ucast_bytes;
+			__be64 rx_ucast_frames;
+			__be64 rx_err_frames;
+		} pf;
+		struct fw_vi_stats_vf {
+			__be64 tx_bcast_bytes;
+			__be64 tx_bcast_frames;
+			__be64 tx_mcast_bytes;
+			__be64 tx_mcast_frames;
+			__be64 tx_ucast_bytes;
+			__be64 tx_ucast_frames;
+			__be64 tx_drop_frames;
+			__be64 tx_offload_bytes;
+			__be64 tx_offload_frames;
+			__be64 rx_bcast_bytes;
+			__be64 rx_bcast_frames;
+			__be64 rx_mcast_bytes;
+			__be64 rx_mcast_frames;
+			__be64 rx_ucast_bytes;
+			__be64 rx_ucast_frames;
+			__be64 rx_err_frames;
+		} vf;
+	} u;
+};
+
+#define S_FW_VI_STATS_CMD_VIID		0
+#define V_FW_VI_STATS_CMD_VIID(x)	((x) << S_FW_VI_STATS_CMD_VIID)
+
+#define S_FW_VI_STATS_CMD_NSTATS	12
+#define V_FW_VI_STATS_CMD_NSTATS(x)	((x) << S_FW_VI_STATS_CMD_NSTATS)
+
+#define S_FW_VI_STATS_CMD_IX		0
+#define V_FW_VI_STATS_CMD_IX(x)		((x) << S_FW_VI_STATS_CMD_IX)
+
+/* old 16-bit port capabilities bitmap */
+enum fw_port_cap {
+	FW_PORT_CAP_SPEED_100M		= 0x0001,
+	FW_PORT_CAP_SPEED_1G		= 0x0002,
+	FW_PORT_CAP_SPEED_25G		= 0x0004,
+	FW_PORT_CAP_SPEED_10G		= 0x0008,
+	FW_PORT_CAP_SPEED_40G		= 0x0010,
+	FW_PORT_CAP_SPEED_100G		= 0x0020,
+	FW_PORT_CAP_FC_RX		= 0x0040,
+	FW_PORT_CAP_FC_TX		= 0x0080,
+	FW_PORT_CAP_ANEG		= 0x0100,
+	FW_PORT_CAP_MDIX		= 0x0200,
+	FW_PORT_CAP_MDIAUTO		= 0x0400,
+	FW_PORT_CAP_FEC_RS              = 0x0800,
+	FW_PORT_CAP_FEC_BASER_RS        = 0x1000,
+	FW_PORT_CAP_FEC_RESERVED        = 0x2000,
+	FW_PORT_CAP_802_3_PAUSE		= 0x4000,
+	FW_PORT_CAP_802_3_ASM_DIR	= 0x8000,
+};
+
+#define S_FW_PORT_CAP_SPEED     0
+#define M_FW_PORT_CAP_SPEED     0x3f
+#define V_FW_PORT_CAP_SPEED(x)  ((x) << S_FW_PORT_CAP_SPEED)
+#define G_FW_PORT_CAP_SPEED(x) \
+	(((x) >> S_FW_PORT_CAP_SPEED) & M_FW_PORT_CAP_SPEED)
+
+enum fw_port_mdi {
+	FW_PORT_CAP_MDI_AUTO,
+};
+
+#define S_FW_PORT_CAP_MDI 9
+#define M_FW_PORT_CAP_MDI 3
+#define V_FW_PORT_CAP_MDI(x) ((x) << S_FW_PORT_CAP_MDI)
+#define G_FW_PORT_CAP_MDI(x) (((x) >> S_FW_PORT_CAP_MDI) & M_FW_PORT_CAP_MDI)
+
+/* new 32-bit port capabilities bitmap (fw_port_cap32_t) */
+#define FW_PORT_CAP32_SPEED_100M        0x00000001UL
+#define FW_PORT_CAP32_SPEED_1G          0x00000002UL
+#define FW_PORT_CAP32_SPEED_10G         0x00000004UL
+#define FW_PORT_CAP32_SPEED_25G         0x00000008UL
+#define FW_PORT_CAP32_SPEED_40G         0x00000010UL
+#define FW_PORT_CAP32_SPEED_50G         0x00000020UL
+#define FW_PORT_CAP32_SPEED_100G        0x00000040UL
+#define FW_PORT_CAP32_FC_RX             0x00010000UL
+#define FW_PORT_CAP32_FC_TX             0x00020000UL
+#define FW_PORT_CAP32_802_3_PAUSE       0x00040000UL
+#define FW_PORT_CAP32_802_3_ASM_DIR     0x00080000UL
+#define FW_PORT_CAP32_ANEG              0x00100000UL
+#define FW_PORT_CAP32_MDIX              0x00200000UL
+#define FW_PORT_CAP32_MDIAUTO           0x00400000UL
+#define FW_PORT_CAP32_FEC_RS            0x00800000UL
+#define FW_PORT_CAP32_FEC_BASER_RS      0x01000000UL
+
+#define S_FW_PORT_CAP32_SPEED           0
+#define M_FW_PORT_CAP32_SPEED           0xfff
+#define V_FW_PORT_CAP32_SPEED(x)        ((x) << S_FW_PORT_CAP32_SPEED)
+#define G_FW_PORT_CAP32_SPEED(x) \
+	(((x) >> S_FW_PORT_CAP32_SPEED) & M_FW_PORT_CAP32_SPEED)
+
+enum fw_port_mdi32 {
+	FW_PORT_CAP32_MDI_AUTO,
+};
+
+#define S_FW_PORT_CAP32_MDI 21
+#define M_FW_PORT_CAP32_MDI 3
+#define V_FW_PORT_CAP32_MDI(x) ((x) << S_FW_PORT_CAP32_MDI)
+#define G_FW_PORT_CAP32_MDI(x) \
+	(((x) >> S_FW_PORT_CAP32_MDI) & M_FW_PORT_CAP32_MDI)
+
+enum fw_port_action {
+	FW_PORT_ACTION_L1_CFG		= 0x0001,
+	FW_PORT_ACTION_GET_PORT_INFO	= 0x0003,
+	FW_PORT_ACTION_L1_CFG32         = 0x0009,
+	FW_PORT_ACTION_GET_PORT_INFO32  = 0x000a,
+};
+
+struct fw_port_cmd {
+	__be32 op_to_portid;
+	__be32 action_to_len16;
+	union fw_port {
+		struct fw_port_l1cfg {
+			__be32 rcap;
+			__be32 r;
+		} l1cfg;
+		struct fw_port_l2cfg {
+			__u8   ctlbf;
+			__u8   ovlan3_to_ivlan0;
+			__be16 ivlantype;
+			__be16 txipg_force_pinfo;
+			__be16 mtu;
+			__be16 ovlan0mask;
+			__be16 ovlan0type;
+			__be16 ovlan1mask;
+			__be16 ovlan1type;
+			__be16 ovlan2mask;
+			__be16 ovlan2type;
+			__be16 ovlan3mask;
+			__be16 ovlan3type;
+		} l2cfg;
+		struct fw_port_info {
+			__be32 lstatus_to_modtype;
+			__be16 pcap;
+			__be16 acap;
+			__be16 mtu;
+			__u8   cbllen;
+			__u8   auxlinfo;
+			__u8   dcbxdis_pkd;
+			__u8   r8_lo;
+			__be16 lpacap;
+			__be64 r9;
+		} info;
+		struct fw_port_diags {
+			__u8   diagop;
+			__u8   r[3];
+			__be32 diagval;
+		} diags;
+		union fw_port_dcb {
+			struct fw_port_dcb_pgid {
+				__u8   type;
+				__u8   apply_pkd;
+				__u8   r10_lo[2];
+				__be32 pgid;
+				__be64 r11;
+			} pgid;
+			struct fw_port_dcb_pgrate {
+				__u8   type;
+				__u8   apply_pkd;
+				__u8   r10_lo[5];
+				__u8   num_tcs_supported;
+				__u8   pgrate[8];
+				__u8   tsa[8];
+			} pgrate;
+			struct fw_port_dcb_priorate {
+				__u8   type;
+				__u8   apply_pkd;
+				__u8   r10_lo[6];
+				__u8   strict_priorate[8];
+			} priorate;
+			struct fw_port_dcb_pfc {
+				__u8   type;
+				__u8   pfcen;
+				__u8   r10[5];
+				__u8   max_pfc_tcs;
+				__be64 r11;
+			} pfc;
+			struct fw_port_app_priority {
+				__u8   type;
+				__u8   r10[2];
+				__u8   idx;
+				__u8   user_prio_map;
+				__u8   sel_field;
+				__be16 protocolid;
+				__be64 r12;
+			} app_priority;
+			struct fw_port_dcb_control {
+				__u8   type;
+				__u8   all_syncd_pkd;
+				__be16 dcb_version_to_app_state;
+				__be32 r11;
+				__be64 r12;
+			} control;
+		} dcb;
+		struct fw_port_l1cfg32 {
+			__be32 rcap32;
+			__be32 r;
+		} l1cfg32;
+		struct fw_port_info32 {
+			__be32 lstatus32_to_cbllen32;
+			__be32 auxlinfo32_mtu32;
+			__be32 linkattr32;
+			__be32 pcaps32;
+			__be32 acaps32;
+			__be32 lpacaps32;
+		} info32;
+	} u;
+};
+
+#define S_FW_PORT_CMD_PORTID	0
+#define M_FW_PORT_CMD_PORTID	0xf
+#define V_FW_PORT_CMD_PORTID(x)	((x) << S_FW_PORT_CMD_PORTID)
+#define G_FW_PORT_CMD_PORTID(x)	\
+	(((x) >> S_FW_PORT_CMD_PORTID) & M_FW_PORT_CMD_PORTID)
+
+#define S_FW_PORT_CMD_ACTION	16
+#define M_FW_PORT_CMD_ACTION	0xffff
+#define V_FW_PORT_CMD_ACTION(x)	((x) << S_FW_PORT_CMD_ACTION)
+#define G_FW_PORT_CMD_ACTION(x)	\
+	(((x) >> S_FW_PORT_CMD_ACTION) & M_FW_PORT_CMD_ACTION)
+
+#define S_FW_PORT_CMD_LSTATUS		31
+#define M_FW_PORT_CMD_LSTATUS		0x1
+#define V_FW_PORT_CMD_LSTATUS(x)	((x) << S_FW_PORT_CMD_LSTATUS)
+#define G_FW_PORT_CMD_LSTATUS(x)	\
+	(((x) >> S_FW_PORT_CMD_LSTATUS) & M_FW_PORT_CMD_LSTATUS)
+#define F_FW_PORT_CMD_LSTATUS	V_FW_PORT_CMD_LSTATUS(1U)
+
+#define S_FW_PORT_CMD_LSPEED	24
+#define M_FW_PORT_CMD_LSPEED	0x3f
+#define V_FW_PORT_CMD_LSPEED(x)	((x) << S_FW_PORT_CMD_LSPEED)
+#define G_FW_PORT_CMD_LSPEED(x)	\
+	(((x) >> S_FW_PORT_CMD_LSPEED) & M_FW_PORT_CMD_LSPEED)
+
+#define S_FW_PORT_CMD_TXPAUSE		23
+#define M_FW_PORT_CMD_TXPAUSE		0x1
+#define V_FW_PORT_CMD_TXPAUSE(x)	((x) << S_FW_PORT_CMD_TXPAUSE)
+#define G_FW_PORT_CMD_TXPAUSE(x)	\
+	(((x) >> S_FW_PORT_CMD_TXPAUSE) & M_FW_PORT_CMD_TXPAUSE)
+#define F_FW_PORT_CMD_TXPAUSE	V_FW_PORT_CMD_TXPAUSE(1U)
+
+#define S_FW_PORT_CMD_RXPAUSE		22
+#define M_FW_PORT_CMD_RXPAUSE		0x1
+#define V_FW_PORT_CMD_RXPAUSE(x)	((x) << S_FW_PORT_CMD_RXPAUSE)
+#define G_FW_PORT_CMD_RXPAUSE(x)	\
+	(((x) >> S_FW_PORT_CMD_RXPAUSE) & M_FW_PORT_CMD_RXPAUSE)
+#define F_FW_PORT_CMD_RXPAUSE	V_FW_PORT_CMD_RXPAUSE(1U)
+
+#define S_FW_PORT_CMD_MDIOCAP		21
+#define M_FW_PORT_CMD_MDIOCAP		0x1
+#define V_FW_PORT_CMD_MDIOCAP(x)	((x) << S_FW_PORT_CMD_MDIOCAP)
+#define G_FW_PORT_CMD_MDIOCAP(x)	\
+	(((x) >> S_FW_PORT_CMD_MDIOCAP) & M_FW_PORT_CMD_MDIOCAP)
+#define F_FW_PORT_CMD_MDIOCAP	V_FW_PORT_CMD_MDIOCAP(1U)
+
+#define S_FW_PORT_CMD_MDIOADDR		16
+#define M_FW_PORT_CMD_MDIOADDR		0x1f
+#define V_FW_PORT_CMD_MDIOADDR(x)	((x) << S_FW_PORT_CMD_MDIOADDR)
+#define G_FW_PORT_CMD_MDIOADDR(x)	\
+	(((x) >> S_FW_PORT_CMD_MDIOADDR) & M_FW_PORT_CMD_MDIOADDR)
+
+#define S_FW_PORT_CMD_PTYPE	8
+#define M_FW_PORT_CMD_PTYPE	0x1f
+#define V_FW_PORT_CMD_PTYPE(x)	((x) << S_FW_PORT_CMD_PTYPE)
+#define G_FW_PORT_CMD_PTYPE(x)	\
+	(((x) >> S_FW_PORT_CMD_PTYPE) & M_FW_PORT_CMD_PTYPE)
+
+#define S_FW_PORT_CMD_LINKDNRC		5
+#define M_FW_PORT_CMD_LINKDNRC		0x7
+#define V_FW_PORT_CMD_LINKDNRC(x)	((x) << S_FW_PORT_CMD_LINKDNRC)
+#define G_FW_PORT_CMD_LINKDNRC(x)	\
+	(((x) >> S_FW_PORT_CMD_LINKDNRC) & M_FW_PORT_CMD_LINKDNRC)
+
+#define S_FW_PORT_CMD_MODTYPE		0
+#define M_FW_PORT_CMD_MODTYPE		0x1f
+#define V_FW_PORT_CMD_MODTYPE(x)	((x) << S_FW_PORT_CMD_MODTYPE)
+#define G_FW_PORT_CMD_MODTYPE(x)	\
+	(((x) >> S_FW_PORT_CMD_MODTYPE) & M_FW_PORT_CMD_MODTYPE)
+
+#define S_FW_PORT_CMD_LSTATUS32                31
+#define M_FW_PORT_CMD_LSTATUS32                0x1
+#define V_FW_PORT_CMD_LSTATUS32(x)     ((x) << S_FW_PORT_CMD_LSTATUS32)
+#define F_FW_PORT_CMD_LSTATUS32        V_FW_PORT_CMD_LSTATUS32(1U)
+
+#define S_FW_PORT_CMD_LINKDNRC32       28
+#define M_FW_PORT_CMD_LINKDNRC32       0x7
+#define G_FW_PORT_CMD_LINKDNRC32(x)    \
+	(((x) >> S_FW_PORT_CMD_LINKDNRC32) & M_FW_PORT_CMD_LINKDNRC32)
+
+#define S_FW_PORT_CMD_MDIOCAP32                26
+#define M_FW_PORT_CMD_MDIOCAP32                0x1
+#define V_FW_PORT_CMD_MDIOCAP32(x)     ((x) << S_FW_PORT_CMD_MDIOCAP32)
+#define F_FW_PORT_CMD_MDIOCAP32        V_FW_PORT_CMD_MDIOCAP32(1U)
+
+#define S_FW_PORT_CMD_MDIOADDR32       21
+#define M_FW_PORT_CMD_MDIOADDR32       0x1f
+#define G_FW_PORT_CMD_MDIOADDR32(x)    \
+	(((x) >> S_FW_PORT_CMD_MDIOADDR32) & M_FW_PORT_CMD_MDIOADDR32)
+
+#define S_FW_PORT_CMD_PORTTYPE32        13
+#define M_FW_PORT_CMD_PORTTYPE32        0xff
+#define G_FW_PORT_CMD_PORTTYPE32(x)     \
+	(((x) >> S_FW_PORT_CMD_PORTTYPE32) & M_FW_PORT_CMD_PORTTYPE32)
+
+#define S_FW_PORT_CMD_MODTYPE32                8
+#define M_FW_PORT_CMD_MODTYPE32                0x1f
+#define G_FW_PORT_CMD_MODTYPE32(x)     \
+	(((x) >> S_FW_PORT_CMD_MODTYPE32) & M_FW_PORT_CMD_MODTYPE32)
+
+/*
+ * These are configured into the VPD and hence tools that generate
+ * VPD may use this enumeration.
+ * extPHY #lanes T4_I2C extI2C BP_Eq BP_ANEG Speed
+ *
+ * REMEMBER:
+ * Update the Common Code t4_hw.c:t4_get_port_type_description()
+ * with any new Firmware Port Technology Types!
+ */
+enum fw_port_type {
+	FW_PORT_TYPE_FIBER_XFI	=  0, /* Y, 1, N, Y, N, N, 10G */
+	FW_PORT_TYPE_FIBER_XAUI	=  1, /* Y, 4, N, Y, N, N, 10G */
+	FW_PORT_TYPE_BT_SGMII	=  2, /* Y, 1, No, No, No, No, 1G/100M */
+	FW_PORT_TYPE_BT_XFI	=  3, /* Y, 1, No, No, No, No, 10G */
+	FW_PORT_TYPE_BT_XAUI	=  4, /* Y, 4, No, No, No, No, 10G/1G/100M? */
+	FW_PORT_TYPE_KX4	=  5, /* No, 4, No, No, Yes, Yes, 10G */
+	FW_PORT_TYPE_CX4	=  6, /* No, 4, No, No, No, No, 10G */
+	FW_PORT_TYPE_KX		=  7, /* No, 1, No, No, Yes, No, 1G */
+	FW_PORT_TYPE_KR		=  8, /* No, 1, No, No, Yes, Yes, 10G */
+	FW_PORT_TYPE_SFP	=  9, /* No, 1, Yes, No, No, No, 10G */
+	FW_PORT_TYPE_BP_AP	= 10,
+	/* No, 1, No, No, Yes, Yes, 10G, BP ANGE */
+	FW_PORT_TYPE_BP4_AP	= 11,
+	/* No, 4, No, No, Yes, Yes, 10G, BP ANGE */
+	FW_PORT_TYPE_QSFP_10G	= 12, /* No, 1, Yes, No, No, No, 10G */
+	FW_PORT_TYPE_QSA	= 13, /* No, 1, Yes, No, No, No, 10G */
+	FW_PORT_TYPE_QSFP	= 14, /* No, 4, Yes, No, No, No, 40G */
+	FW_PORT_TYPE_BP40_BA	= 15,
+	/* No, 4, No, No, Yes, Yes, 40G/10G/1G, BP ANGE */
+	FW_PORT_TYPE_KR4_100G	= 16, /* No, 4, 100G/40G/25G, Backplane */
+	FW_PORT_TYPE_CR4_QSFP	= 17, /* No, 4, 100G/40G/25G */
+	FW_PORT_TYPE_CR_QSFP	= 18, /* No, 1, 25G Spider cable */
+	FW_PORT_TYPE_CR2_QSFP	= 19, /* No, 2, 50G */
+	FW_PORT_TYPE_SFP28	= 20, /* No, 1, 25G/10G/1G */
+	FW_PORT_TYPE_KR_SFP28	= 21, /* No, 1, 25G/10G/1G using Backplane */
+	FW_PORT_TYPE_NONE = M_FW_PORT_CMD_PTYPE
+};
+
+/* These are read from module's EEPROM and determined once the
+ * module is inserted.
+ */
+enum fw_port_module_type {
+	FW_PORT_MOD_TYPE_NA		= 0x0,
+	FW_PORT_MOD_TYPE_LR		= 0x1,
+	FW_PORT_MOD_TYPE_SR		= 0x2,
+	FW_PORT_MOD_TYPE_ER		= 0x3,
+	FW_PORT_MOD_TYPE_TWINAX_PASSIVE	= 0x4,
+	FW_PORT_MOD_TYPE_TWINAX_ACTIVE	= 0x5,
+	FW_PORT_MOD_TYPE_LRM		= 0x6,
+	FW_PORT_MOD_TYPE_ERROR		= M_FW_PORT_CMD_MODTYPE - 3,
+	FW_PORT_MOD_TYPE_UNKNOWN	= M_FW_PORT_CMD_MODTYPE - 2,
+	FW_PORT_MOD_TYPE_NOTSUPPORTED	= M_FW_PORT_CMD_MODTYPE - 1,
+	FW_PORT_MOD_TYPE_NONE		= M_FW_PORT_CMD_MODTYPE
+};
+
+/* used by FW and tools may use this to generate VPD */
+enum fw_port_mod_sub_type {
+	FW_PORT_MOD_SUB_TYPE_NA,
+	FW_PORT_MOD_SUB_TYPE_MV88E114X	= 0x1,
+	FW_PORT_MOD_SUB_TYPE_TN8022	= 0x2,
+	FW_PORT_MOD_SUB_TYPE_AQ1202	= 0x3,
+	FW_PORT_MOD_SUB_TYPE_88x3120	= 0x4,
+	FW_PORT_MOD_SUB_TYPE_BCM84834	= 0x5,
+	FW_PORT_MOD_SUB_TYPE_BCM5482	= 0x6,
+	FW_PORT_MOD_SUB_TYPE_BCM84856	= 0x7,
+	FW_PORT_MOD_SUB_TYPE_BT_VSC8634	= 0x8,
+
+	/*
+	 * The following will never been in the VPD.  They are TWINAX cable
+	 * lengths decoded from SFP+ module i2c PROMs.  These should almost
+	 * certainly go somewhere else ...
+	 */
+	FW_PORT_MOD_SUB_TYPE_TWINAX_1	= 0x9,
+	FW_PORT_MOD_SUB_TYPE_TWINAX_3	= 0xA,
+	FW_PORT_MOD_SUB_TYPE_TWINAX_5	= 0xB,
+	FW_PORT_MOD_SUB_TYPE_TWINAX_7	= 0xC,
+};
+
+/* link down reason codes (3b) */
+enum fw_port_link_dn_rc {
+	FW_PORT_LINK_DN_RC_NONE,
+	FW_PORT_LINK_DN_RC_REMFLT,	/* Remote fault detected */
+	FW_PORT_LINK_DN_ANEG_F,		/* Auto-negotiation fault */
+	FW_PORT_LINK_DN_RESERVED3,
+	FW_PORT_LINK_DN_OVERHEAT,	/* Port overheated */
+	FW_PORT_LINK_DN_UNKNOWN,	/* Unable to determine reason */
+	FW_PORT_LINK_DN_RX_LOS,		/* No RX signal detected */
+	FW_PORT_LINK_DN_RESERVED7
+};
+
+/* port stats */
+#define FW_NUM_PORT_STATS 50
+#define FW_NUM_PORT_TX_STATS 23
+#define FW_NUM_PORT_RX_STATS 27
+
+enum fw_port_stats_tx_index {
+	FW_STAT_TX_PORT_BYTES_IX,
+	FW_STAT_TX_PORT_FRAMES_IX,
+	FW_STAT_TX_PORT_BCAST_IX,
+	FW_STAT_TX_PORT_MCAST_IX,
+	FW_STAT_TX_PORT_UCAST_IX,
+	FW_STAT_TX_PORT_ERROR_IX,
+	FW_STAT_TX_PORT_64B_IX,
+	FW_STAT_TX_PORT_65B_127B_IX,
+	FW_STAT_TX_PORT_128B_255B_IX,
+	FW_STAT_TX_PORT_256B_511B_IX,
+	FW_STAT_TX_PORT_512B_1023B_IX,
+	FW_STAT_TX_PORT_1024B_1518B_IX,
+	FW_STAT_TX_PORT_1519B_MAX_IX,
+	FW_STAT_TX_PORT_DROP_IX,
+	FW_STAT_TX_PORT_PAUSE_IX,
+	FW_STAT_TX_PORT_PPP0_IX,
+	FW_STAT_TX_PORT_PPP1_IX,
+	FW_STAT_TX_PORT_PPP2_IX,
+	FW_STAT_TX_PORT_PPP3_IX,
+	FW_STAT_TX_PORT_PPP4_IX,
+	FW_STAT_TX_PORT_PPP5_IX,
+	FW_STAT_TX_PORT_PPP6_IX,
+	FW_STAT_TX_PORT_PPP7_IX
+};
+
+enum fw_port_stat_rx_index {
+	FW_STAT_RX_PORT_BYTES_IX,
+	FW_STAT_RX_PORT_FRAMES_IX,
+	FW_STAT_RX_PORT_BCAST_IX,
+	FW_STAT_RX_PORT_MCAST_IX,
+	FW_STAT_RX_PORT_UCAST_IX,
+	FW_STAT_RX_PORT_MTU_ERROR_IX,
+	FW_STAT_RX_PORT_MTU_CRC_ERROR_IX,
+	FW_STAT_RX_PORT_CRC_ERROR_IX,
+	FW_STAT_RX_PORT_LEN_ERROR_IX,
+	FW_STAT_RX_PORT_SYM_ERROR_IX,
+	FW_STAT_RX_PORT_64B_IX,
+	FW_STAT_RX_PORT_65B_127B_IX,
+	FW_STAT_RX_PORT_128B_255B_IX,
+	FW_STAT_RX_PORT_256B_511B_IX,
+	FW_STAT_RX_PORT_512B_1023B_IX,
+	FW_STAT_RX_PORT_1024B_1518B_IX,
+	FW_STAT_RX_PORT_1519B_MAX_IX,
+	FW_STAT_RX_PORT_PAUSE_IX,
+	FW_STAT_RX_PORT_PPP0_IX,
+	FW_STAT_RX_PORT_PPP1_IX,
+	FW_STAT_RX_PORT_PPP2_IX,
+	FW_STAT_RX_PORT_PPP3_IX,
+	FW_STAT_RX_PORT_PPP4_IX,
+	FW_STAT_RX_PORT_PPP5_IX,
+	FW_STAT_RX_PORT_PPP6_IX,
+	FW_STAT_RX_PORT_PPP7_IX,
+	FW_STAT_RX_PORT_LESS_64B_IX
+};
+
+struct fw_port_stats_cmd {
+	__be32 op_to_portid;
+	__be32 retval_len16;
+	union fw_port_stats {
+		struct fw_port_stats_ctl {
+			__u8   nstats_bg_bm;
+			__u8   tx_ix;
+			__be16 r6;
+			__be32 r7;
+			__be64 stat0;
+			__be64 stat1;
+			__be64 stat2;
+			__be64 stat3;
+			__be64 stat4;
+			__be64 stat5;
+		} ctl;
+		struct fw_port_stats_all {
+			__be64 tx_bytes;
+			__be64 tx_frames;
+			__be64 tx_bcast;
+			__be64 tx_mcast;
+			__be64 tx_ucast;
+			__be64 tx_error;
+			__be64 tx_64b;
+			__be64 tx_65b_127b;
+			__be64 tx_128b_255b;
+			__be64 tx_256b_511b;
+			__be64 tx_512b_1023b;
+			__be64 tx_1024b_1518b;
+			__be64 tx_1519b_max;
+			__be64 tx_drop;
+			__be64 tx_pause;
+			__be64 tx_ppp0;
+			__be64 tx_ppp1;
+			__be64 tx_ppp2;
+			__be64 tx_ppp3;
+			__be64 tx_ppp4;
+			__be64 tx_ppp5;
+			__be64 tx_ppp6;
+			__be64 tx_ppp7;
+			__be64 rx_bytes;
+			__be64 rx_frames;
+			__be64 rx_bcast;
+			__be64 rx_mcast;
+			__be64 rx_ucast;
+			__be64 rx_mtu_error;
+			__be64 rx_mtu_crc_error;
+			__be64 rx_crc_error;
+			__be64 rx_len_error;
+			__be64 rx_sym_error;
+			__be64 rx_64b;
+			__be64 rx_65b_127b;
+			__be64 rx_128b_255b;
+			__be64 rx_256b_511b;
+			__be64 rx_512b_1023b;
+			__be64 rx_1024b_1518b;
+			__be64 rx_1519b_max;
+			__be64 rx_pause;
+			__be64 rx_ppp0;
+			__be64 rx_ppp1;
+			__be64 rx_ppp2;
+			__be64 rx_ppp3;
+			__be64 rx_ppp4;
+			__be64 rx_ppp5;
+			__be64 rx_ppp6;
+			__be64 rx_ppp7;
+			__be64 rx_less_64b;
+			__be64 rx_bg_drop;
+			__be64 rx_bg_trunc;
+		} all;
+	} u;
+};
+
+struct fw_rss_ind_tbl_cmd {
+	__be32 op_to_viid;
+	__be32 retval_len16;
+	__be16 niqid;
+	__be16 startidx;
+	__be32 r3;
+	__be32 iq0_to_iq2;
+	__be32 iq3_to_iq5;
+	__be32 iq6_to_iq8;
+	__be32 iq9_to_iq11;
+	__be32 iq12_to_iq14;
+	__be32 iq15_to_iq17;
+	__be32 iq18_to_iq20;
+	__be32 iq21_to_iq23;
+	__be32 iq24_to_iq26;
+	__be32 iq27_to_iq29;
+	__be32 iq30_iq31;
+	__be32 r15_lo;
+};
+
+#define S_FW_RSS_IND_TBL_CMD_VIID	0
+#define M_FW_RSS_IND_TBL_CMD_VIID	0xfff
+#define V_FW_RSS_IND_TBL_CMD_VIID(x)	((x) << S_FW_RSS_IND_TBL_CMD_VIID)
+#define G_FW_RSS_IND_TBL_CMD_VIID(x)	\
+	(((x) >> S_FW_RSS_IND_TBL_CMD_VIID) & M_FW_RSS_IND_TBL_CMD_VIID)
+
+#define S_FW_RSS_IND_TBL_CMD_IQ0	20
+#define M_FW_RSS_IND_TBL_CMD_IQ0	0x3ff
+#define V_FW_RSS_IND_TBL_CMD_IQ0(x)	((x) << S_FW_RSS_IND_TBL_CMD_IQ0)
+#define G_FW_RSS_IND_TBL_CMD_IQ0(x)	\
+	(((x) >> S_FW_RSS_IND_TBL_CMD_IQ0) & M_FW_RSS_IND_TBL_CMD_IQ0)
+
+#define S_FW_RSS_IND_TBL_CMD_IQ1	10
+#define M_FW_RSS_IND_TBL_CMD_IQ1	0x3ff
+#define V_FW_RSS_IND_TBL_CMD_IQ1(x)	((x) << S_FW_RSS_IND_TBL_CMD_IQ1)
+#define G_FW_RSS_IND_TBL_CMD_IQ1(x)	\
+	(((x) >> S_FW_RSS_IND_TBL_CMD_IQ1) & M_FW_RSS_IND_TBL_CMD_IQ1)
+
+#define S_FW_RSS_IND_TBL_CMD_IQ2	0
+#define M_FW_RSS_IND_TBL_CMD_IQ2	0x3ff
+#define V_FW_RSS_IND_TBL_CMD_IQ2(x)	((x) << S_FW_RSS_IND_TBL_CMD_IQ2)
+#define G_FW_RSS_IND_TBL_CMD_IQ2(x)	\
+	(((x) >> S_FW_RSS_IND_TBL_CMD_IQ2) & M_FW_RSS_IND_TBL_CMD_IQ2)
+
+struct fw_rss_glb_config_cmd {
+	__be32 op_to_write;
+	__be32 retval_len16;
+	union fw_rss_glb_config {
+		struct fw_rss_glb_config_manual {
+			__be32 mode_pkd;
+			__be32 r3;
+			__be64 r4;
+			__be64 r5;
+		} manual;
+		struct fw_rss_glb_config_basicvirtual {
+			__be32 mode_keymode;
+			__be32 synmapen_to_hashtoeplitz;
+			__be64 r8;
+			__be64 r9;
+		} basicvirtual;
+	} u;
+};
+
+#define S_FW_RSS_GLB_CONFIG_CMD_MODE    28
+#define M_FW_RSS_GLB_CONFIG_CMD_MODE    0xf
+#define G_FW_RSS_GLB_CONFIG_CMD_MODE(x) \
+	(((x) >> S_FW_RSS_GLB_CONFIG_CMD_MODE) & M_FW_RSS_GLB_CONFIG_CMD_MODE)
+
+#define FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL 1
+
+#define S_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN 8
+#define V_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN)
+#define F_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN V_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6 7
+#define V_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6)
+#define F_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6 \
+	V_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6 6
+#define V_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6)
+#define F_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6 \
+	V_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4 5
+#define V_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4)
+#define F_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4 \
+	V_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4 4
+#define V_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4)
+#define F_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4 \
+	V_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN 3
+#define V_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN)
+#define F_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN V_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN 2
+#define V_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN)
+#define F_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN V_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP 1
+#define V_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP)
+#define F_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP \
+	V_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP(1U)
+
+#define S_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ 0
+#define V_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ(x) \
+	((x) << S_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ)
+#define F_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ \
+	V_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ(1U)
+
+struct fw_rss_vi_config_cmd {
+	__be32 op_to_viid;
+	__be32 retval_len16;
+	union fw_rss_vi_config {
+		struct fw_rss_vi_config_manual {
+			__be64 r3;
+			__be64 r4;
+			__be64 r5;
+		} manual;
+		struct fw_rss_vi_config_basicvirtual {
+			__be32 r6;
+			__be32 defaultq_to_udpen;
+			__be64 r9;
+			__be64 r10;
+		} basicvirtual;
+	} u;
+};
+
+#define S_FW_RSS_VI_CONFIG_CMD_VIID	0
+#define M_FW_RSS_VI_CONFIG_CMD_VIID	0xfff
+#define V_FW_RSS_VI_CONFIG_CMD_VIID(x)	((x) << S_FW_RSS_VI_CONFIG_CMD_VIID)
+#define G_FW_RSS_VI_CONFIG_CMD_VIID(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_VIID) & M_FW_RSS_VI_CONFIG_CMD_VIID)
+
+#define S_FW_RSS_VI_CONFIG_CMD_DEFAULTQ		16
+#define M_FW_RSS_VI_CONFIG_CMD_DEFAULTQ		0x3ff
+#define V_FW_RSS_VI_CONFIG_CMD_DEFAULTQ(x)	\
+	((x) << S_FW_RSS_VI_CONFIG_CMD_DEFAULTQ)
+#define G_FW_RSS_VI_CONFIG_CMD_DEFAULTQ(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_DEFAULTQ) & \
+	 M_FW_RSS_VI_CONFIG_CMD_DEFAULTQ)
+
+#define S_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN	4
+#define M_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN	0x1
+#define V_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN(x)	\
+	((x) << S_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN)
+#define G_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) & \
+	 M_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN)
+#define F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN	\
+	V_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN(1U)
+
+#define S_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN	3
+#define M_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN	0x1
+#define V_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN(x)	\
+	((x) << S_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+#define G_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN) & \
+	 M_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+#define F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN	\
+	V_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN(1U)
+
+#define S_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN	2
+#define M_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN	0x1
+#define V_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN(x)	\
+	((x) << S_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN)
+#define G_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) & \
+	 M_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN)
+#define F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN	\
+	V_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN(1U)
+
+#define S_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN	1
+#define M_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN	0x1
+#define V_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN(x)	\
+	((x) << S_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+#define G_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN) & \
+	 M_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+#define F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN	\
+	V_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN(1U)
+
+#define S_FW_RSS_VI_CONFIG_CMD_UDPEN	0
+#define M_FW_RSS_VI_CONFIG_CMD_UDPEN	0x1
+#define V_FW_RSS_VI_CONFIG_CMD_UDPEN(x)	((x) << S_FW_RSS_VI_CONFIG_CMD_UDPEN)
+#define G_FW_RSS_VI_CONFIG_CMD_UDPEN(x)	\
+	(((x) >> S_FW_RSS_VI_CONFIG_CMD_UDPEN) & M_FW_RSS_VI_CONFIG_CMD_UDPEN)
+#define F_FW_RSS_VI_CONFIG_CMD_UDPEN	V_FW_RSS_VI_CONFIG_CMD_UDPEN(1U)
+
+struct fw_clip_cmd {
+	__be32 op_to_write;
+	__be32 alloc_to_len16;
+	__be64 ip_hi;
+	__be64 ip_lo;
+	__be32 r4[2];
+};
+
+#define S_FW_CLIP_CMD_ALLOC		31
+#define V_FW_CLIP_CMD_ALLOC(x)		((x) << S_FW_CLIP_CMD_ALLOC)
+#define F_FW_CLIP_CMD_ALLOC		V_FW_CLIP_CMD_ALLOC(1U)
+
+#define S_FW_CLIP_CMD_FREE		30
+#define V_FW_CLIP_CMD_FREE(x)		((x) << S_FW_CLIP_CMD_FREE)
+#define F_FW_CLIP_CMD_FREE		V_FW_CLIP_CMD_FREE(1U)
+
+/******************************************************************************
+ *   D E B U G   C O M M A N D s
+ ******************************************************/
+
+struct fw_debug_cmd {
+	__be32 op_type;
+	__be32 len16_pkd;
+	union fw_debug {
+		struct fw_debug_assert {
+			__be32 fcid;
+			__be32 line;
+			__be32 x;
+			__be32 y;
+			__u8   filename_0_7[8];
+			__u8   filename_8_15[8];
+			__be64 r3;
+		} assert;
+		struct fw_debug_prt {
+			__be16 dprtstridx;
+			__be16 r3[3];
+			__be32 dprtstrparam0;
+			__be32 dprtstrparam1;
+			__be32 dprtstrparam2;
+			__be32 dprtstrparam3;
+		} prt;
+	} u;
+};
+
+#define S_FW_DEBUG_CMD_TYPE	0
+#define M_FW_DEBUG_CMD_TYPE	0xff
+#define V_FW_DEBUG_CMD_TYPE(x)	((x) << S_FW_DEBUG_CMD_TYPE)
+#define G_FW_DEBUG_CMD_TYPE(x)	\
+	(((x) >> S_FW_DEBUG_CMD_TYPE) & M_FW_DEBUG_CMD_TYPE)
+
+/******************************************************************************
+ *   P C I E   F W   R E G I S T E R
+ **************************************/
+
+/*
+ * Register definitions for the PCIE_FW register which the firmware uses
+ * to retain status across RESETs.  This register should be considered
+ * as a READ-ONLY register for Host Software and only to be used to
+ * track firmware initialization/error state, etc.
+ */
+#define S_PCIE_FW_ERR		31
+#define M_PCIE_FW_ERR		0x1
+#define V_PCIE_FW_ERR(x)	((x) << S_PCIE_FW_ERR)
+#define G_PCIE_FW_ERR(x)	(((x) >> S_PCIE_FW_ERR) & M_PCIE_FW_ERR)
+#define F_PCIE_FW_ERR		V_PCIE_FW_ERR(1U)
+
+#define S_PCIE_FW_INIT		30
+#define M_PCIE_FW_INIT		0x1
+#define V_PCIE_FW_INIT(x)	((x) << S_PCIE_FW_INIT)
+#define G_PCIE_FW_INIT(x)	(((x) >> S_PCIE_FW_INIT) & M_PCIE_FW_INIT)
+#define F_PCIE_FW_INIT		V_PCIE_FW_INIT(1U)
+
+#define S_PCIE_FW_HALT          29
+#define M_PCIE_FW_HALT          0x1
+#define V_PCIE_FW_HALT(x)       ((x) << S_PCIE_FW_HALT)
+#define G_PCIE_FW_HALT(x)       (((x) >> S_PCIE_FW_HALT) & M_PCIE_FW_HALT)
+#define F_PCIE_FW_HALT          V_PCIE_FW_HALT(1U)
+
+#define S_PCIE_FW_EVAL		24
+#define M_PCIE_FW_EVAL		0x7
+#define V_PCIE_FW_EVAL(x)	((x) << S_PCIE_FW_EVAL)
+#define G_PCIE_FW_EVAL(x)	(((x) >> S_PCIE_FW_EVAL) & M_PCIE_FW_EVAL)
+
+#define S_PCIE_FW_MASTER_VLD	15
+#define M_PCIE_FW_MASTER_VLD	0x1
+#define V_PCIE_FW_MASTER_VLD(x)	((x) << S_PCIE_FW_MASTER_VLD)
+#define G_PCIE_FW_MASTER_VLD(x)	\
+	(((x) >> S_PCIE_FW_MASTER_VLD) & M_PCIE_FW_MASTER_VLD)
+#define F_PCIE_FW_MASTER_VLD	V_PCIE_FW_MASTER_VLD(1U)
+
+#define S_PCIE_FW_MASTER	12
+#define M_PCIE_FW_MASTER	0x7
+#define V_PCIE_FW_MASTER(x)	((x) << S_PCIE_FW_MASTER)
+#define G_PCIE_FW_MASTER(x)	(((x) >> S_PCIE_FW_MASTER) & M_PCIE_FW_MASTER)
+
+/******************************************************************************
+ *   B I N A R Y   H E A D E R   F O R M A T
+ **********************************************/
+
+/*
+ * firmware binary header format
+ */
+struct fw_hdr {
+	__u8	ver;
+	__u8	chip;			/* terminator chip family */
+	__be16	len512;			/* bin length in units of 512-bytes */
+	__be32	fw_ver;			/* firmware version */
+	__be32	tp_microcode_ver;	/* tcp processor microcode version */
+	__u8	intfver_nic;
+	__u8	intfver_vnic;
+	__u8	intfver_ofld;
+	__u8	intfver_ri;
+	__u8	intfver_iscsipdu;
+	__u8	intfver_iscsi;
+	__u8	intfver_fcoepdu;
+	__u8	intfver_fcoe;
+	__u32	reserved2;
+	__u32	reserved3;
+	__u32	magic;			/* runtime or bootstrap fw */
+	__be32	flags;
+	__be32	reserved6[23];
+};
+
+#define S_FW_HDR_FW_VER_MAJOR	24
+#define M_FW_HDR_FW_VER_MAJOR	0xff
+#define V_FW_HDR_FW_VER_MAJOR(x) \
+	((x) << S_FW_HDR_FW_VER_MAJOR)
+#define G_FW_HDR_FW_VER_MAJOR(x) \
+	(((x) >> S_FW_HDR_FW_VER_MAJOR) & M_FW_HDR_FW_VER_MAJOR)
+
+#define S_FW_HDR_FW_VER_MINOR	16
+#define M_FW_HDR_FW_VER_MINOR	0xff
+#define V_FW_HDR_FW_VER_MINOR(x) \
+	((x) << S_FW_HDR_FW_VER_MINOR)
+#define G_FW_HDR_FW_VER_MINOR(x) \
+	(((x) >> S_FW_HDR_FW_VER_MINOR) & M_FW_HDR_FW_VER_MINOR)
+
+#define S_FW_HDR_FW_VER_MICRO	8
+#define M_FW_HDR_FW_VER_MICRO	0xff
+#define V_FW_HDR_FW_VER_MICRO(x) \
+	((x) << S_FW_HDR_FW_VER_MICRO)
+#define G_FW_HDR_FW_VER_MICRO(x) \
+	(((x) >> S_FW_HDR_FW_VER_MICRO) & M_FW_HDR_FW_VER_MICRO)
+
+#define S_FW_HDR_FW_VER_BUILD	0
+#define M_FW_HDR_FW_VER_BUILD	0xff
+#define V_FW_HDR_FW_VER_BUILD(x) \
+	((x) << S_FW_HDR_FW_VER_BUILD)
+#define G_FW_HDR_FW_VER_BUILD(x) \
+	(((x) >> S_FW_HDR_FW_VER_BUILD) & M_FW_HDR_FW_VER_BUILD)
+
+#endif /* _T4FW_INTERFACE_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.c b/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.c
new file mode 100644
index 000000000..649bacfb2
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.c
@@ -0,0 +1,880 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <rte_ethdev_driver.h>
+#include <rte_ether.h>
+
+#include "common.h"
+#include "t4_regs.h"
+
+/**
+ * t4vf_wait_dev_ready - wait till to reads of registers work
+ *
+ * Wait for the device to become ready (signified by our "who am I" register
+ * returning a value other than all 1's).  Return an error if it doesn't
+ * become ready ...
+ */
+static int t4vf_wait_dev_ready(struct adapter *adapter)
+{
+	const u32 whoami = T4VF_PL_BASE_ADDR + A_PL_VF_WHOAMI;
+	const u32 notready1 = 0xffffffff;
+	const u32 notready2 = 0xeeeeeeee;
+	u32 val;
+
+	val = t4_read_reg(adapter, whoami);
+	if (val != notready1 && val != notready2)
+		return 0;
+
+	msleep(500);
+	val = t4_read_reg(adapter, whoami);
+	if (val != notready1 && val != notready2)
+		return 0;
+
+	dev_err(adapter, "Device didn't become ready for access, whoami = %#x\n",
+		val);
+	return -EIO;
+}
+
+/*
+ * Get the reply to a mailbox command and store it in @rpl in big-endian order.
+ */
+static void get_mbox_rpl(struct adapter *adap, __be64 *rpl, int nflit,
+			 u32 mbox_addr)
+{
+	for ( ; nflit; nflit--, mbox_addr += 8)
+		*rpl++ = cpu_to_be64(t4_read_reg64(adap, mbox_addr));
+}
+
+/**
+ * t4vf_wr_mbox_core - send a command to FW through the mailbox
+ * @adapter: the adapter
+ * @cmd: the command to write
+ * @size: command length in bytes
+ * @rpl: where to optionally store the reply
+ * @sleep_ok: if true we may sleep while awaiting command completion
+ *
+ * Sends the given command to FW through the mailbox and waits for the
+ * FW to execute the command.  If @rpl is not %NULL it is used to store
+ * the FW's reply to the command.  The command and its optional reply
+ * are of the same length.  FW can take up to 500 ms to respond.
+ * @sleep_ok determines whether we may sleep while awaiting the response.
+ * If sleeping is allowed we use progressive backoff otherwise we spin.
+ *
+ * The return value is 0 on success or a negative errno on failure.  A
+ * failure can happen either because we are not able to execute the
+ * command or FW executes it but signals an error.  In the latter case
+ * the return value is the error code indicated by FW (negated).
+ */
+int t4vf_wr_mbox_core(struct adapter *adapter,
+		      const void __attribute__((__may_alias__)) *cmd,
+		      int size, void *rpl, bool sleep_ok)
+{
+	/*
+	 * We delay in small increments at first in an effort to maintain
+	 * responsiveness for simple, fast executing commands but then back
+	 * off to larger delays to a maximum retry delay.
+	 */
+	static const int delay[] = {
+		1, 1, 3, 5, 10, 10, 20, 50, 100
+	};
+
+
+	u32 mbox_ctl = T4VF_CIM_BASE_ADDR + A_CIM_VF_EXT_MAILBOX_CTRL;
+	__be64 cmd_rpl[MBOX_LEN / 8];
+	struct mbox_entry entry;
+	unsigned int delay_idx;
+	u32 v, mbox_data;
+	const __be64 *p;
+	int i, ret;
+	int ms;
+
+	/* In T6, mailbox size is changed to 128 bytes to avoid
+	 * invalidating the entire prefetch buffer.
+	 */
+	if (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5)
+		mbox_data = T4VF_MBDATA_BASE_ADDR;
+	else
+		mbox_data = T6VF_MBDATA_BASE_ADDR;
+
+	/*
+	 * Commands must be multiples of 16 bytes in length and may not be
+	 * larger than the size of the Mailbox Data register array.
+	 */
+	if ((size % 16) != 0 ||
+			size > NUM_CIM_VF_MAILBOX_DATA_INSTANCES * 4)
+		return -EINVAL;
+
+	/*
+	 * Queue ourselves onto the mailbox access list.  When our entry is at
+	 * the front of the list, we have rights to access the mailbox.  So we
+	 * wait [for a while] till we're at the front [or bail out with an
+	 * EBUSY] ...
+	 */
+	t4_os_atomic_add_tail(&entry, &adapter->mbox_list, &adapter->mbox_lock);
+
+	delay_idx = 0;
+	ms = delay[0];
+
+	for (i = 0; ; i += ms) {
+		/*
+		 * If we've waited too long, return a busy indication.  This
+		 * really ought to be based on our initial position in the
+		 * mailbox access list but this is a start.  We very rarely
+		 * contend on access to the mailbox ...
+		 */
+		if (i > (2 * FW_CMD_MAX_TIMEOUT)) {
+			t4_os_atomic_list_del(&entry, &adapter->mbox_list,
+					      &adapter->mbox_lock);
+			ret = -EBUSY;
+			return ret;
+		}
+
+		/*
+		 * If we're at the head, break out and start the mailbox
+		 * protocol.
+		 */
+		if (t4_os_list_first_entry(&adapter->mbox_list) == &entry)
+			break;
+
+		/*
+		 * Delay for a bit before checking again ...
+		 */
+		if (sleep_ok) {
+			ms = delay[delay_idx];  /* last element may repeat */
+			if (delay_idx < ARRAY_SIZE(delay) - 1)
+				delay_idx++;
+			msleep(ms);
+		} else {
+			rte_delay_ms(ms);
+		}
+	}
+
+	/*
+	 * Loop trying to get ownership of the mailbox.  Return an error
+	 * if we can't gain ownership.
+	 */
+	v = G_MBOWNER(t4_read_reg(adapter, mbox_ctl));
+	for (i = 0; v == X_MBOWNER_NONE && i < 3; i++)
+		v = G_MBOWNER(t4_read_reg(adapter, mbox_ctl));
+
+	if (v != X_MBOWNER_PL) {
+		t4_os_atomic_list_del(&entry, &adapter->mbox_list,
+				      &adapter->mbox_lock);
+		ret = (v == X_MBOWNER_FW) ? -EBUSY : -ETIMEDOUT;
+		return ret;
+	}
+
+	/*
+	 * Write the command array into the Mailbox Data register array and
+	 * transfer ownership of the mailbox to the firmware.
+	 */
+	for (i = 0, p = cmd; i < size; i += 8)
+		t4_write_reg64(adapter, mbox_data + i, be64_to_cpu(*p++));
+
+	t4_read_reg(adapter, mbox_data);          /* flush write */
+	t4_write_reg(adapter, mbox_ctl,
+			F_MBMSGVALID | V_MBOWNER(X_MBOWNER_FW));
+	t4_read_reg(adapter, mbox_ctl);          /* flush write */
+	delay_idx = 0;
+	ms = delay[0];
+
+	/*
+	 * Spin waiting for firmware to acknowledge processing our command.
+	 */
+	for (i = 0; i < FW_CMD_MAX_TIMEOUT; i++) {
+		if (sleep_ok) {
+			ms = delay[delay_idx];  /* last element may repeat */
+			if (delay_idx < ARRAY_SIZE(delay) - 1)
+				delay_idx++;
+			msleep(ms);
+		} else {
+			rte_delay_ms(ms);
+		}
+
+		/*
+		 * If we're the owner, see if this is the reply we wanted.
+		 */
+		v = t4_read_reg(adapter, mbox_ctl);
+		if (G_MBOWNER(v) == X_MBOWNER_PL) {
+			/*
+			 * If the Message Valid bit isn't on, revoke ownership
+			 * of the mailbox and continue waiting for our reply.
+			 */
+			if ((v & F_MBMSGVALID) == 0) {
+				t4_write_reg(adapter, mbox_ctl,
+					     V_MBOWNER(X_MBOWNER_NONE));
+				continue;
+			}
+
+			/*
+			 * We now have our reply.  Extract the command return
+			 * value, copy the reply back to our caller's buffer
+			 * (if specified) and revoke ownership of the mailbox.
+			 * We return the (negated) firmware command return
+			 * code (this depends on FW_SUCCESS == 0).  (Again we
+			 * avoid clogging the log with FW_VI_STATS_CMD
+			 * reply results.)
+			 */
+
+			/*
+			 * Retrieve the command reply and release the mailbox.
+			 */
+			get_mbox_rpl(adapter, cmd_rpl, size / 8, mbox_data);
+			t4_write_reg(adapter, mbox_ctl,
+				     V_MBOWNER(X_MBOWNER_NONE));
+			t4_os_atomic_list_del(&entry, &adapter->mbox_list,
+					      &adapter->mbox_lock);
+
+			/* return value in high-order host-endian word */
+			v = be64_to_cpu(cmd_rpl[0]);
+
+			if (rpl) {
+				/* request bit in high-order BE word */
+				WARN_ON((be32_to_cpu(*(const u32 *)cmd)
+					 & F_FW_CMD_REQUEST) == 0);
+				memcpy(rpl, cmd_rpl, size);
+			}
+			return -((int)G_FW_CMD_RETVAL(v));
+		}
+	}
+
+	/*
+	 * We timed out.  Return the error ...
+	 */
+	dev_err(adapter, "command %#x timed out\n",
+		*(const u8 *)cmd);
+	dev_err(adapter, "    Control = %#x\n", t4_read_reg(adapter, mbox_ctl));
+	t4_os_atomic_list_del(&entry, &adapter->mbox_list, &adapter->mbox_lock);
+	ret = -ETIMEDOUT;
+	return ret;
+}
+
+/**
+ * t4vf_fw_reset - issue a reset to FW
+ * @adapter: the adapter
+ *
+ * Issues a reset command to FW.  For a Physical Function this would
+ * result in the Firmware resetting all of its state.  For a Virtual
+ * Function this just resets the state associated with the VF.
+ */
+int t4vf_fw_reset(struct adapter *adapter)
+{
+	struct fw_reset_cmd cmd;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_RESET_CMD) |
+				      F_FW_CMD_WRITE);
+	cmd.retval_len16 = cpu_to_be32(V_FW_CMD_LEN16(FW_LEN16(cmd)));
+	return t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), NULL);
+}
+
+/**
+ * t4vf_prep_adapter - prepare SW and HW for operation
+ * @adapter: the adapter
+ *
+ * Initialize adapter SW state for the various HW modules, set initial
+ * values for some adapter tunables, take PHYs out of reset, and
+ * initialize the MDIO interface.
+ */
+int t4vf_prep_adapter(struct adapter *adapter)
+{
+	u32 pl_vf_rev;
+	int ret, ver;
+
+	ret = t4vf_wait_dev_ready(adapter);
+	if (ret < 0)
+		return ret;
+
+	/*
+	 * Default port and clock for debugging in case we can't reach
+	 * firmware.
+	 */
+	adapter->params.nports = 1;
+	adapter->params.vfres.pmask = 1;
+	adapter->params.vpd.cclk = 50000;
+
+	pl_vf_rev = G_REV(t4_read_reg(adapter, A_PL_VF_REV));
+	adapter->params.pci.device_id = adapter->pdev->id.device_id;
+	adapter->params.pci.vendor_id = adapter->pdev->id.vendor_id;
+
+	/*
+	 * WE DON'T NEED adapter->params.chip CODE ONCE PL_REV CONTAINS
+	 * ADAPTER (VERSION << 4 | REVISION)
+	 */
+	ver = CHELSIO_PCI_ID_VER(adapter->params.pci.device_id);
+	adapter->params.chip = 0;
+	switch (ver) {
+	case CHELSIO_T5:
+		adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T5,
+							  pl_vf_rev);
+		adapter->params.arch.sge_fl_db = F_DBPRIO | F_DBTYPE;
+		adapter->params.arch.mps_tcam_size =
+			NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
+		break;
+	case CHELSIO_T6:
+		adapter->params.chip |= CHELSIO_CHIP_CODE(CHELSIO_T6,
+							  pl_vf_rev);
+		adapter->params.arch.sge_fl_db = 0;
+		adapter->params.arch.mps_tcam_size =
+			NUM_MPS_T5_CLS_SRAM_L_INSTANCES;
+		break;
+	default:
+		dev_err(adapter, "%s: Device %d is not supported\n",
+			__func__, adapter->params.pci.device_id);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+/**
+ * t4vf_query_params - query FW or device parameters
+ * @adapter: the adapter
+ * @nparams: the number of parameters
+ * @params: the parameter names
+ * @vals: the parameter values
+ *
+ * Reads the values of firmware or device parameters.  Up to 7 parameters
+ * can be queried at once.
+ */
+int t4vf_query_params(struct adapter *adapter, unsigned int nparams,
+		      const u32 *params, u32 *vals)
+{
+	struct fw_params_cmd cmd, rpl;
+	struct fw_params_param *p;
+	unsigned int i;
+	size_t len16;
+	int ret;
+
+	if (nparams > 7)
+		return -EINVAL;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PARAMS_CMD) |
+				    F_FW_CMD_REQUEST |
+				    F_FW_CMD_READ);
+	len16 = DIV_ROUND_UP(offsetof(struct fw_params_cmd,
+			     param[nparams]), 16);
+	cmd.retval_len16 = cpu_to_be32(V_FW_CMD_LEN16(len16));
+	for (i = 0, p = &cmd.param[0]; i < nparams; i++, p++)
+		p->mnem = cpu_to_be32(*params++);
+	ret = t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), &rpl);
+	if (ret == 0)
+		for (i = 0, p = &rpl.param[0]; i < nparams; i++, p++)
+			*vals++ = be32_to_cpu(p->val);
+	return ret;
+}
+
+/**
+ * t4vf_get_vpd_params - retrieve device VPD paremeters
+ * @adapter: the adapter
+ *
+ * Retrives various device Vital Product Data parameters.  The parameters
+ * are stored in @adapter->params.vpd.
+ */
+int t4vf_get_vpd_params(struct adapter *adapter)
+{
+	struct vpd_params *vpd_params = &adapter->params.vpd;
+	u32 params[7], vals[7];
+	int v;
+
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+		     V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_CCLK));
+	v = t4vf_query_params(adapter, 1, params, vals);
+	if (v != FW_SUCCESS)
+		return v;
+	vpd_params->cclk = vals[0];
+	dev_debug(adapter, "%s: vpd_params->cclk = %u\n",
+		  __func__, vpd_params->cclk);
+	return 0;
+}
+
+/**
+ * t4vf_get_dev_params - retrieve device paremeters
+ * @adapter: the adapter
+ *
+ * Retrives fw and tp version.
+ */
+int t4vf_get_dev_params(struct adapter *adapter)
+{
+	u32 params[7], vals[7];
+	int v;
+
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+		     V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_FWREV));
+	params[1] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+		     V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_TPREV));
+	v = t4vf_query_params(adapter, 2, params, vals);
+	if (v != FW_SUCCESS)
+		return v;
+	adapter->params.fw_vers = vals[0];
+	adapter->params.tp_vers = vals[1];
+
+	dev_info(adapter, "Firmware version: %u.%u.%u.%u\n",
+		 G_FW_HDR_FW_VER_MAJOR(adapter->params.fw_vers),
+		 G_FW_HDR_FW_VER_MINOR(adapter->params.fw_vers),
+		 G_FW_HDR_FW_VER_MICRO(adapter->params.fw_vers),
+		 G_FW_HDR_FW_VER_BUILD(adapter->params.fw_vers));
+
+	dev_info(adapter, "TP Microcode version: %u.%u.%u.%u\n",
+		 G_FW_HDR_FW_VER_MAJOR(adapter->params.tp_vers),
+		 G_FW_HDR_FW_VER_MINOR(adapter->params.tp_vers),
+		 G_FW_HDR_FW_VER_MICRO(adapter->params.tp_vers),
+		 G_FW_HDR_FW_VER_BUILD(adapter->params.tp_vers));
+	return 0;
+}
+
+/**
+ * t4vf_set_params - sets FW or device parameters
+ * @adapter: the adapter
+ * @nparams: the number of parameters
+ * @params: the parameter names
+ * @vals: the parameter values
+ *
+ * Sets the values of firmware or device parameters.  Up to 7 parameters
+ * can be specified at once.
+ */
+int t4vf_set_params(struct adapter *adapter, unsigned int nparams,
+		    const u32 *params, const u32 *vals)
+{
+	struct fw_params_param *p;
+	struct fw_params_cmd cmd;
+	unsigned int i;
+	size_t len16;
+
+	if (nparams > 7)
+		return -EINVAL;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PARAMS_CMD) |
+				    F_FW_CMD_REQUEST |
+				    F_FW_CMD_WRITE);
+	len16 = DIV_ROUND_UP(offsetof(struct fw_params_cmd,
+			     param[nparams]), 16);
+	cmd.retval_len16 = cpu_to_be32(V_FW_CMD_LEN16(len16));
+	for (i = 0, p = &cmd.param[0]; i < nparams; i++, p++) {
+		p->mnem = cpu_to_be32(*params++);
+		p->val = cpu_to_be32(*vals++);
+	}
+	return t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), NULL);
+}
+
+/**
+ * t4vf_fl_pkt_align - return the fl packet alignment
+ * @adapter: the adapter
+ *
+ * T4 has a single field to specify the packing and padding boundary.
+ * T5 onwards has separate fields for this and hence the alignment for
+ * next packet offset is maximum of these two.
+ */
+int t4vf_fl_pkt_align(struct adapter *adapter, u32 sge_control,
+		      u32 sge_control2)
+{
+	unsigned int ingpadboundary, ingpackboundary, fl_align, ingpad_shift;
+
+	/* T4 uses a single control field to specify both the PCIe Padding and
+	 * Packing Boundary.  T5 introduced the ability to specify these
+	 * separately.  The actual Ingress Packet Data alignment boundary
+	 * within Packed Buffer Mode is the maximum of these two
+	 * specifications.
+	 */
+	if (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5)
+		ingpad_shift = X_INGPADBOUNDARY_SHIFT;
+	else
+		ingpad_shift = X_T6_INGPADBOUNDARY_SHIFT;
+
+	ingpadboundary = 1 << (G_INGPADBOUNDARY(sge_control) + ingpad_shift);
+
+	fl_align = ingpadboundary;
+	if (!is_t4(adapter->params.chip)) {
+		ingpackboundary = G_INGPACKBOUNDARY(sge_control2);
+		if (ingpackboundary == X_INGPACKBOUNDARY_16B)
+			ingpackboundary = 16;
+		else
+			ingpackboundary = 1 << (ingpackboundary +
+					X_INGPACKBOUNDARY_SHIFT);
+
+		fl_align = max(ingpadboundary, ingpackboundary);
+	}
+	return fl_align;
+}
+
+unsigned int t4vf_get_pf_from_vf(struct adapter *adapter)
+{
+	u32 whoami;
+
+	whoami = t4_read_reg(adapter, T4VF_PL_BASE_ADDR + A_PL_VF_WHOAMI);
+	return (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5 ?
+			G_SOURCEPF(whoami) : G_T6_SOURCEPF(whoami));
+}
+
+/**
+ * t4vf_get_rss_glb_config - retrieve adapter RSS Global Configuration
+ * @adapter: the adapter
+ *
+ * Retrieves global RSS mode and parameters with which we have to live
+ * and stores them in the @adapter's RSS parameters.
+ */
+int t4vf_get_rss_glb_config(struct adapter *adapter)
+{
+	struct rss_params *rss = &adapter->params.rss;
+	struct fw_rss_glb_config_cmd cmd, rpl;
+	int v;
+
+	/*
+	 * Execute an RSS Global Configuration read command to retrieve
+	 * our RSS configuration.
+	 */
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_RSS_GLB_CONFIG_CMD) |
+				      F_FW_CMD_REQUEST |
+				      F_FW_CMD_READ);
+	cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd));
+	v = t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), &rpl);
+	if (v != FW_SUCCESS)
+		return v;
+
+	/*
+	 * Translate the big-endian RSS Global Configuration into our
+	 * cpu-endian format based on the RSS mode.  We also do first level
+	 * filtering at this point to weed out modes which don't support
+	 * VF Drivers ...
+	 */
+	rss->mode = G_FW_RSS_GLB_CONFIG_CMD_MODE
+			(be32_to_cpu(rpl.u.manual.mode_pkd));
+	switch (rss->mode) {
+	case FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL: {
+		u32 word = be32_to_cpu
+				(rpl.u.basicvirtual.synmapen_to_hashtoeplitz);
+
+		rss->u.basicvirtual.synmapen =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_SYNMAPEN) != 0);
+		rss->u.basicvirtual.syn4tupenipv6 =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV6) != 0);
+		rss->u.basicvirtual.syn2tupenipv6 =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV6) != 0);
+		rss->u.basicvirtual.syn4tupenipv4 =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_SYN4TUPENIPV4) != 0);
+		rss->u.basicvirtual.syn2tupenipv4 =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_SYN2TUPENIPV4) != 0);
+		rss->u.basicvirtual.ofdmapen =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_OFDMAPEN) != 0);
+		rss->u.basicvirtual.tnlmapen =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_TNLMAPEN) != 0);
+		rss->u.basicvirtual.tnlalllookup =
+			((word  & F_FW_RSS_GLB_CONFIG_CMD_TNLALLLKP) != 0);
+		rss->u.basicvirtual.hashtoeplitz =
+			((word & F_FW_RSS_GLB_CONFIG_CMD_HASHTOEPLITZ) != 0);
+
+		/* we need at least Tunnel Map Enable to be set */
+		if (!rss->u.basicvirtual.tnlmapen)
+			return -EINVAL;
+		break;
+	}
+
+	default:
+		/* all unknown/unsupported RSS modes result in an error */
+		return -EINVAL;
+	}
+	return 0;
+}
+
+/**
+ * t4vf_get_vfres - retrieve VF resource limits
+ * @adapter: the adapter
+ *
+ * Retrieves configured resource limits and capabilities for a virtual
+ * function.  The results are stored in @adapter->vfres.
+ */
+int t4vf_get_vfres(struct adapter *adapter)
+{
+	struct vf_resources *vfres = &adapter->params.vfres;
+	struct fw_pfvf_cmd cmd, rpl;
+	u32 word;
+	int v;
+
+	/*
+	 * Execute PFVF Read command to get VF resource limits; bail out early
+	 * with error on command failure.
+	 */
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_PFVF_CMD) |
+				    F_FW_CMD_REQUEST |
+				    F_FW_CMD_READ);
+	cmd.retval_len16 = cpu_to_be32(FW_LEN16(cmd));
+	v = t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), &rpl);
+	if (v != FW_SUCCESS)
+		return v;
+
+	/*
+	 * Extract VF resource limits and return success.
+	 */
+	word = be32_to_cpu(rpl.niqflint_niq);
+	vfres->niqflint = G_FW_PFVF_CMD_NIQFLINT(word);
+	vfres->niq = G_FW_PFVF_CMD_NIQ(word);
+
+	word = be32_to_cpu(rpl.type_to_neq);
+	vfres->neq = G_FW_PFVF_CMD_NEQ(word);
+	vfres->pmask = G_FW_PFVF_CMD_PMASK(word);
+
+	word = be32_to_cpu(rpl.tc_to_nexactf);
+	vfres->tc = G_FW_PFVF_CMD_TC(word);
+	vfres->nvi = G_FW_PFVF_CMD_NVI(word);
+	vfres->nexactf = G_FW_PFVF_CMD_NEXACTF(word);
+
+	word = be32_to_cpu(rpl.r_caps_to_nethctrl);
+	vfres->r_caps = G_FW_PFVF_CMD_R_CAPS(word);
+	vfres->wx_caps = G_FW_PFVF_CMD_WX_CAPS(word);
+	vfres->nethctrl = G_FW_PFVF_CMD_NETHCTRL(word);
+	return 0;
+}
+
+/**
+ * t4vf_get_port_stats_fw - collect "port" statistics via Firmware
+ * @adapter: the adapter
+ * @pidx: the port index
+ * @s: the stats structure to fill
+ *
+ * Collect statistics for the "port"'s Virtual Interface via Firmware
+ * commands.
+ */
+static int t4vf_get_port_stats_fw(struct adapter *adapter, int pidx,
+				  struct port_stats *p)
+{
+	struct port_info *pi = adap2pinfo(adapter, pidx);
+	unsigned int rem = VI_VF_NUM_STATS;
+	struct fw_vi_stats_vf fwstats;
+	__be64 *fwsp = (__be64 *)&fwstats;
+
+	/*
+	 * Grab the Virtual Interface statistics a chunk at a time via mailbox
+	 * commands.  We could use a Work Request and get all of them at once
+	 * but that's an asynchronous interface which is awkward to use.
+	 */
+	while (rem) {
+		unsigned int ix = VI_VF_NUM_STATS - rem;
+		unsigned int nstats = min(6U, rem);
+		struct fw_vi_stats_cmd cmd, rpl;
+		size_t len = (offsetof(struct fw_vi_stats_cmd, u) +
+			      sizeof(struct fw_vi_stats_ctl));
+		size_t len16 = DIV_ROUND_UP(len, 16);
+		int ret;
+
+		memset(&cmd, 0, sizeof(cmd));
+		cmd.op_to_viid = cpu_to_be32(V_FW_CMD_OP(FW_VI_STATS_CMD) |
+					     V_FW_VI_STATS_CMD_VIID(pi->viid) |
+					     F_FW_CMD_REQUEST |
+					     F_FW_CMD_READ);
+		cmd.retval_len16 = cpu_to_be32(V_FW_CMD_LEN16(len16));
+		cmd.u.ctl.nstats_ix =
+			cpu_to_be16(V_FW_VI_STATS_CMD_IX(ix) |
+				    V_FW_VI_STATS_CMD_NSTATS(nstats));
+		ret = t4vf_wr_mbox_ns(adapter, &cmd, len, &rpl);
+		if (ret != FW_SUCCESS)
+			return ret;
+
+		memcpy(fwsp, &rpl.u.ctl.stat0, sizeof(__be64) * nstats);
+
+		rem -= nstats;
+		fwsp += nstats;
+	}
+
+	/*
+	 * Translate firmware statistics into host native statistics.
+	 */
+	p->tx_octets = be64_to_cpu(fwstats.tx_bcast_bytes) +
+		       be64_to_cpu(fwstats.tx_mcast_bytes) +
+		       be64_to_cpu(fwstats.tx_ucast_bytes);
+	p->tx_bcast_frames = be64_to_cpu(fwstats.tx_bcast_frames);
+	p->tx_mcast_frames = be64_to_cpu(fwstats.tx_mcast_frames);
+	p->tx_ucast_frames = be64_to_cpu(fwstats.tx_ucast_frames);
+	p->tx_drop = be64_to_cpu(fwstats.tx_drop_frames);
+
+	p->rx_bcast_frames = be64_to_cpu(fwstats.rx_bcast_frames);
+	p->rx_mcast_frames = be64_to_cpu(fwstats.rx_mcast_frames);
+	p->rx_ucast_frames = be64_to_cpu(fwstats.rx_ucast_frames);
+	p->rx_len_err = be64_to_cpu(fwstats.rx_err_frames);
+
+	return 0;
+}
+
+/**
+ *      t4vf_get_port_stats - collect "port" statistics
+ *      @adapter: the adapter
+ *      @pidx: the port index
+ *      @s: the stats structure to fill
+ *
+ *      Collect statistics for the "port"'s Virtual Interface.
+ */
+void t4vf_get_port_stats(struct adapter *adapter, int pidx,
+			 struct port_stats *p)
+{
+	/*
+	 * If this is not the first Virtual Interface for our Virtual
+	 * Function, we need to use Firmware commands to retrieve its
+	 * MPS statistics.
+	 */
+	if (pidx != 0)
+		t4vf_get_port_stats_fw(adapter, pidx, p);
+
+	/*
+	 * But for the first VI, we can grab its statistics via the MPS
+	 * register mapped into the VF register space.
+	 */
+#define GET_STAT(name) \
+	t4_read_reg64(adapter, \
+			T4VF_MPS_BASE_ADDR + A_MPS_VF_STAT_##name##_L)
+	p->tx_octets = GET_STAT(TX_VF_BCAST_BYTES) +
+		       GET_STAT(TX_VF_MCAST_BYTES) +
+		       GET_STAT(TX_VF_UCAST_BYTES);
+	p->tx_bcast_frames = GET_STAT(TX_VF_BCAST_FRAMES);
+	p->tx_mcast_frames = GET_STAT(TX_VF_MCAST_FRAMES);
+	p->tx_ucast_frames = GET_STAT(TX_VF_UCAST_FRAMES);
+	p->tx_drop = GET_STAT(TX_VF_DROP_FRAMES);
+
+	p->rx_bcast_frames = GET_STAT(RX_VF_BCAST_FRAMES);
+	p->rx_mcast_frames = GET_STAT(RX_VF_MCAST_FRAMES);
+	p->rx_ucast_frames = GET_STAT(RX_VF_UCAST_FRAMES);
+
+	p->rx_len_err = GET_STAT(RX_VF_ERR_FRAMES);
+#undef GET_STAT
+}
+
+static int t4vf_alloc_vi(struct adapter *adapter, int port_id)
+{
+	struct fw_vi_cmd cmd, rpl;
+	int v;
+
+	/*
+	 * Execute a VI command to allocate Virtual Interface and return its
+	 * VIID.
+	 */
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_VI_CMD) |
+				    F_FW_CMD_REQUEST |
+				    F_FW_CMD_WRITE |
+				    F_FW_CMD_EXEC);
+	cmd.alloc_to_len16 = cpu_to_be32(FW_LEN16(cmd) |
+					 F_FW_VI_CMD_ALLOC);
+	cmd.portid_pkd = V_FW_VI_CMD_PORTID(port_id);
+	v = t4vf_wr_mbox(adapter, &cmd, sizeof(cmd), &rpl);
+	if (v != FW_SUCCESS)
+		return v;
+	return G_FW_VI_CMD_VIID(be16_to_cpu(rpl.type_to_viid));
+}
+
+int t4vf_port_init(struct adapter *adapter)
+{
+	unsigned int fw_caps = adapter->params.fw_caps_support;
+	struct fw_port_cmd port_cmd, port_rpl;
+	struct fw_vi_cmd vi_cmd, vi_rpl;
+	fw_port_cap32_t pcaps, acaps;
+	enum fw_port_type port_type;
+	int mdio_addr;
+	int ret, i;
+
+	for_each_port(adapter, i) {
+		struct port_info *p = adap2pinfo(adapter, i);
+
+		/*
+		 * If we haven't yet determined if we're talking to Firmware
+		 * which knows the new 32-bit Port Caps, it's time to find
+		 * out now.  This will also tell new Firmware to send us Port
+		 * Status Updates using the new 32-bit Port Capabilities
+		 * version of the Port Information message.
+		 */
+		if (fw_caps == FW_CAPS_UNKNOWN) {
+			u32 param, val;
+
+			param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) |
+				 V_FW_PARAMS_PARAM_X
+					 (FW_PARAMS_PARAM_PFVF_PORT_CAPS32));
+			val = 1;
+			ret = t4vf_set_params(adapter, 1, &param, &val);
+			fw_caps = (ret == 0 ? FW_CAPS32 : FW_CAPS16);
+			adapter->params.fw_caps_support = fw_caps;
+		}
+
+		ret = t4vf_alloc_vi(adapter, p->port_id);
+		if (ret < 0) {
+			dev_err(&pdev->dev, "cannot allocate VI for port %d:"
+				" err=%d\n", p->port_id, ret);
+			return ret;
+		}
+		p->viid = ret;
+
+		/*
+		 * Execute a VI Read command to get our Virtual Interface
+		 * information like MAC address, etc.
+		 */
+		memset(&vi_cmd, 0, sizeof(vi_cmd));
+		vi_cmd.op_to_vfn = cpu_to_be32(V_FW_CMD_OP(FW_VI_CMD) |
+					       F_FW_CMD_REQUEST |
+					       F_FW_CMD_READ);
+		vi_cmd.alloc_to_len16 = cpu_to_be32(FW_LEN16(vi_cmd));
+		vi_cmd.type_to_viid = cpu_to_be16(V_FW_VI_CMD_VIID(p->viid));
+		ret = t4vf_wr_mbox(adapter, &vi_cmd, sizeof(vi_cmd), &vi_rpl);
+		if (ret != FW_SUCCESS)
+			return ret;
+
+		p->rss_size = G_FW_VI_CMD_RSSSIZE
+				(be16_to_cpu(vi_rpl.norss_rsssize));
+		t4_os_set_hw_addr(adapter, i, vi_rpl.mac);
+
+		/*
+		 * If we don't have read access to our port information, we're
+		 * done now.  Else, execute a PORT Read command to get it ...
+		 */
+		if (!(adapter->params.vfres.r_caps & FW_CMD_CAP_PORT))
+			return 0;
+
+		memset(&port_cmd, 0, sizeof(port_cmd));
+		port_cmd.op_to_portid = cpu_to_be32
+				(V_FW_CMD_OP(FW_PORT_CMD) | F_FW_CMD_REQUEST |
+				F_FW_CMD_READ |
+				V_FW_PORT_CMD_PORTID(p->port_id));
+		port_cmd.action_to_len16 = cpu_to_be32
+				(V_FW_PORT_CMD_ACTION(fw_caps == FW_CAPS16 ?
+					FW_PORT_ACTION_GET_PORT_INFO :
+					FW_PORT_ACTION_GET_PORT_INFO32) |
+					FW_LEN16(port_cmd));
+		ret = t4vf_wr_mbox(adapter, &port_cmd, sizeof(port_cmd),
+				   &port_rpl);
+		if (ret != FW_SUCCESS)
+			return ret;
+
+		/*
+		 * Extract the various fields from the Port Information message.
+		 */
+		if (fw_caps == FW_CAPS16) {
+			u32 lstatus = be32_to_cpu
+					(port_rpl.u.info.lstatus_to_modtype);
+
+			port_type = G_FW_PORT_CMD_PTYPE(lstatus);
+			mdio_addr = ((lstatus & F_FW_PORT_CMD_MDIOCAP) ?
+				      (int)G_FW_PORT_CMD_MDIOADDR(lstatus) :
+				      -1);
+			pcaps = fwcaps16_to_caps32
+					(be16_to_cpu(port_rpl.u.info.pcap));
+			acaps = fwcaps16_to_caps32
+					(be16_to_cpu(port_rpl.u.info.acap));
+		} else {
+			u32 lstatus32 = be32_to_cpu
+				(port_rpl.u.info32.lstatus32_to_cbllen32);
+
+			port_type = G_FW_PORT_CMD_PORTTYPE32(lstatus32);
+			mdio_addr = ((lstatus32 & F_FW_PORT_CMD_MDIOCAP32) ?
+				      (int)G_FW_PORT_CMD_MDIOADDR32(lstatus32) :
+				      -1);
+			pcaps = be32_to_cpu(port_rpl.u.info32.pcaps32);
+			acaps = be32_to_cpu(port_rpl.u.info32.acaps32);
+		}
+
+		p->port_type = port_type;
+		p->mdio_addr = mdio_addr;
+		p->mod_type = FW_PORT_MOD_TYPE_NA;
+		init_link_config(&p->link_cfg, pcaps, acaps);
+	}
+	return 0;
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.h b/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.h
new file mode 100644
index 000000000..55e436e74
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/base/t4vf_hw.h
@@ -0,0 +1,15 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef __T4VF_HW_H
+#define __T4VF_HW_H
+
+#define T4VF_PL_BASE_ADDR	0x0200
+#define T4VF_CIM_BASE_ADDR	0x0300
+#define T4VF_MBDATA_BASE_ADDR	0x0240
+#define T6VF_MBDATA_BASE_ADDR	0x0280
+
+#define NUM_CIM_VF_MAILBOX_DATA_INSTANCES NUM_CIM_PF_MAILBOX_DATA_INSTANCES
+#endif /* __T4VF_HW_H */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.c b/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.c
new file mode 100644
index 000000000..a0ab2a6ac
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.c
@@ -0,0 +1,193 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include "base/common.h"
+#include "clip_tbl.h"
+
+/**
+ * Allocate clip entry in HW with associated IPV4/IPv6 address
+ */
+static int clip6_get_mbox(const struct rte_eth_dev *dev, const u32 *lip)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct fw_clip_cmd c;
+	u64 hi = ((u64)lip[1]) << 32 | lip[0];
+	u64 lo = ((u64)lip[3]) << 32 | lip[2];
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_CLIP_CMD) |
+				    F_FW_CMD_REQUEST | F_FW_CMD_WRITE);
+	c.alloc_to_len16 = cpu_to_be32(F_FW_CLIP_CMD_ALLOC | FW_LEN16(c));
+	c.ip_hi = hi;
+	c.ip_lo = lo;
+	return t4_wr_mbox_meat(adap, adap->mbox, &c, sizeof(c), &c, false);
+}
+
+/**
+ * Delete clip entry in HW having the associated IPV4/IPV6 address
+ */
+static int clip6_release_mbox(const struct rte_eth_dev *dev, const u32 *lip)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct fw_clip_cmd c;
+	u64 hi = ((u64)lip[1]) << 32 | lip[0];
+	u64 lo = ((u64)lip[3]) << 32 | lip[2];
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_CLIP_CMD) |
+				    F_FW_CMD_REQUEST | F_FW_CMD_READ);
+	c.alloc_to_len16 = cpu_to_be32(F_FW_CLIP_CMD_FREE | FW_LEN16(c));
+	c.ip_hi = hi;
+	c.ip_lo = lo;
+	return t4_wr_mbox_meat(adap, adap->mbox, &c, sizeof(c), &c, false);
+}
+
+/**
+ * cxgbe_clip_release - Release associated CLIP entry
+ * @ce: clip entry to release
+ *
+ * Releases ref count and frees up a clip entry from CLIP table
+ */
+void cxgbe_clip_release(struct rte_eth_dev *dev, struct clip_entry *ce)
+{
+	int ret;
+
+	t4_os_lock(&ce->lock);
+	if (rte_atomic32_dec_and_test(&ce->refcnt)) {
+		ret = clip6_release_mbox(dev, ce->addr);
+		if (ret)
+			dev_debug(adap, "CLIP FW DEL CMD failed: %d", ret);
+	}
+	t4_os_unlock(&ce->lock);
+}
+
+/**
+ * find_or_alloc_clipe - Find/Allocate a free CLIP entry
+ * @c: CLIP table
+ * @lip: IPV4/IPV6 address to compare/add
+ * Returns pointer to the IPV4/IPV6 entry found/created
+ *
+ * Finds/Allocates an CLIP entry to be used for a filter rule.
+ */
+static struct clip_entry *find_or_alloc_clipe(struct clip_tbl *c,
+					      const u32 *lip)
+{
+	struct clip_entry *end, *e;
+	struct clip_entry *first_free = NULL;
+	unsigned int clipt_size = c->clipt_size;
+
+	for (e = &c->cl_list[0], end = &c->cl_list[clipt_size]; e != end; ++e) {
+		if (rte_atomic32_read(&e->refcnt) == 0) {
+			if (!first_free)
+				first_free = e;
+		} else {
+			if (memcmp(lip, e->addr, sizeof(e->addr)) == 0)
+				goto exists;
+		}
+	}
+
+	if (first_free) {
+		e = first_free;
+		goto exists;
+	}
+
+	return NULL;
+
+exists:
+	return e;
+}
+
+static struct clip_entry *t4_clip_alloc(struct rte_eth_dev *dev,
+					u32 *lip, u8 v6)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct clip_tbl *ctbl = adap->clipt;
+	struct clip_entry *ce;
+	int ret = 0;
+
+	if (!ctbl)
+		return NULL;
+
+	t4_os_write_lock(&ctbl->lock);
+	ce = find_or_alloc_clipe(ctbl, lip);
+	if (ce) {
+		t4_os_lock(&ce->lock);
+		if (!rte_atomic32_read(&ce->refcnt)) {
+			rte_memcpy(ce->addr, lip, sizeof(ce->addr));
+			if (v6) {
+				ce->type = FILTER_TYPE_IPV6;
+				rte_atomic32_set(&ce->refcnt, 1);
+				ret = clip6_get_mbox(dev, lip);
+				if (ret)
+					dev_debug(adap,
+						  "CLIP FW ADD CMD failed: %d",
+						  ret);
+			} else {
+				ce->type = FILTER_TYPE_IPV4;
+			}
+		} else {
+			rte_atomic32_inc(&ce->refcnt);
+		}
+		t4_os_unlock(&ce->lock);
+	}
+	t4_os_write_unlock(&ctbl->lock);
+
+	return ret ? NULL : ce;
+}
+
+/**
+ * cxgbe_clip_alloc - Allocate a IPV6 CLIP entry
+ * @dev: rte_eth_dev pointer
+ * @lip: IPV6 address to add
+ * Returns pointer to the CLIP entry created
+ *
+ * Allocates a IPV6 CLIP entry to be used for a filter rule.
+ */
+struct clip_entry *cxgbe_clip_alloc(struct rte_eth_dev *dev, u32 *lip)
+{
+	return t4_clip_alloc(dev, lip, FILTER_TYPE_IPV6);
+}
+
+/**
+ * Initialize CLIP Table
+ */
+struct clip_tbl *t4_init_clip_tbl(unsigned int clipt_start,
+				  unsigned int clipt_end)
+{
+	unsigned int clipt_size;
+	struct clip_tbl *ctbl;
+	unsigned int i;
+
+	if (clipt_start >= clipt_end)
+		return NULL;
+
+	clipt_size = clipt_end - clipt_start + 1;
+
+	ctbl = t4_os_alloc(sizeof(*ctbl) +
+			   clipt_size * sizeof(struct clip_entry));
+	if (!ctbl)
+		return NULL;
+
+	ctbl->clipt_start = clipt_start;
+	ctbl->clipt_size = clipt_size;
+
+	t4_os_rwlock_init(&ctbl->lock);
+
+	for (i = 0; i < ctbl->clipt_size; i++) {
+		t4_os_lock_init(&ctbl->cl_list[i].lock);
+		rte_atomic32_set(&ctbl->cl_list[i].refcnt, 0);
+	}
+
+	return ctbl;
+}
+
+/**
+ * Cleanup CLIP Table
+ */
+void t4_cleanup_clip_tbl(struct adapter *adap)
+{
+	if (adap->clipt)
+		t4_os_free(adap->clipt);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.h b/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.h
new file mode 100644
index 000000000..737ccc691
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/clip_tbl.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_CLIP_H_
+#define _CXGBE_CLIP_H_
+
+/*
+ * State for the corresponding entry of the HW CLIP table.
+ */
+struct clip_entry {
+	enum filter_type type;       /* entry type */
+	u32 addr[4];                 /* IPV4 or IPV6 address */
+	rte_spinlock_t lock;         /* entry lock */
+	rte_atomic32_t refcnt;       /* entry reference count */
+};
+
+struct clip_tbl {
+	unsigned int clipt_start;     /* start index of CLIP table */
+	unsigned int clipt_size;      /* size of CLIP table */
+	rte_rwlock_t lock;            /* table rw lock */
+	struct clip_entry cl_list[0]; /* MUST BE LAST */
+};
+
+struct clip_tbl *t4_init_clip_tbl(unsigned int clipt_start,
+				  unsigned int clipt_end);
+void t4_cleanup_clip_tbl(struct adapter *adap);
+struct clip_entry *cxgbe_clip_alloc(struct rte_eth_dev *dev, u32 *lip);
+void cxgbe_clip_release(struct rte_eth_dev *dev, struct clip_entry *ce);
+#endif /* _CXGBE_CLIP_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe.h
new file mode 100644
index 000000000..0bf6061c0
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe.h
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_H_
+#define _CXGBE_H_
+
+#include "base/common.h"
+#include "base/t4_regs.h"
+
+#define CXGBE_MIN_RING_DESC_SIZE      128  /* Min TX/RX descriptor ring size */
+#define CXGBE_MAX_RING_DESC_SIZE      4096 /* Max TX/RX descriptor ring size */
+
+#define CXGBE_DEFAULT_TX_DESC_SIZE    1024 /* Default TX ring size */
+#define CXGBE_DEFAULT_RX_DESC_SIZE    1024 /* Default RX ring size */
+
+#define CXGBE_MIN_RX_BUFSIZE RTE_ETHER_MIN_MTU /* min buf size */
+#define CXGBE_MAX_RX_PKTLEN (9000 + RTE_ETHER_HDR_LEN + \
+				RTE_ETHER_CRC_LEN) /* max pkt */
+
+/* Max poll time is 100 * 100msec = 10 sec */
+#define CXGBE_LINK_STATUS_POLL_MS 100 /* 100ms */
+#define CXGBE_LINK_STATUS_POLL_CNT 100 /* Max number of times to poll */
+
+#define CXGBE_DEFAULT_RSS_KEY_LEN     40 /* 320-bits */
+#define CXGBE_RSS_HF_IPV4_MASK (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 | \
+				ETH_RSS_NONFRAG_IPV4_OTHER)
+#define CXGBE_RSS_HF_IPV6_MASK (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 | \
+				ETH_RSS_NONFRAG_IPV6_OTHER | \
+				ETH_RSS_IPV6_EX)
+#define CXGBE_RSS_HF_TCP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_TCP | \
+				    ETH_RSS_IPV6_TCP_EX)
+#define CXGBE_RSS_HF_UDP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_UDP | \
+				    ETH_RSS_IPV6_UDP_EX)
+#define CXGBE_RSS_HF_ALL (ETH_RSS_IP | ETH_RSS_TCP | ETH_RSS_UDP)
+
+/* Tx/Rx Offloads supported */
+#define CXGBE_TX_OFFLOADS (DEV_TX_OFFLOAD_VLAN_INSERT | \
+			   DEV_TX_OFFLOAD_IPV4_CKSUM | \
+			   DEV_TX_OFFLOAD_UDP_CKSUM | \
+			   DEV_TX_OFFLOAD_TCP_CKSUM | \
+			   DEV_TX_OFFLOAD_TCP_TSO | \
+			   DEV_TX_OFFLOAD_MULTI_SEGS)
+
+#define CXGBE_RX_OFFLOADS (DEV_RX_OFFLOAD_VLAN_STRIP | \
+			   DEV_RX_OFFLOAD_IPV4_CKSUM | \
+			   DEV_RX_OFFLOAD_UDP_CKSUM | \
+			   DEV_RX_OFFLOAD_TCP_CKSUM | \
+			   DEV_RX_OFFLOAD_JUMBO_FRAME | \
+			   DEV_RX_OFFLOAD_SCATTER | \
+			   DEV_RX_OFFLOAD_RSS_HASH)
+
+/* Devargs filtermode and filtermask representation */
+enum cxgbe_devargs_filter_mode_flags {
+	CXGBE_DEVARGS_FILTER_MODE_PHYSICAL_PORT = (1 << 0),
+	CXGBE_DEVARGS_FILTER_MODE_PF_VF = (1 << 1),
+
+	CXGBE_DEVARGS_FILTER_MODE_ETHERNET_DSTMAC = (1 << 2),
+	CXGBE_DEVARGS_FILTER_MODE_ETHERNET_ETHTYPE = (1 << 3),
+	CXGBE_DEVARGS_FILTER_MODE_VLAN_INNER = (1 << 4),
+	CXGBE_DEVARGS_FILTER_MODE_VLAN_OUTER = (1 << 5),
+	CXGBE_DEVARGS_FILTER_MODE_IP_TOS = (1 << 6),
+	CXGBE_DEVARGS_FILTER_MODE_IP_PROTOCOL = (1 << 7),
+	CXGBE_DEVARGS_FILTER_MODE_MAX = (1 << 8),
+};
+
+enum cxgbe_filter_vnic_mode {
+	CXGBE_FILTER_VNIC_MODE_NONE,
+	CXGBE_FILTER_VNIC_MODE_PFVF,
+	CXGBE_FILTER_VNIC_MODE_OVLAN,
+};
+
+/* Common PF and VF devargs */
+#define CXGBE_DEVARG_CMN_KEEP_OVLAN "keep_ovlan"
+#define CXGBE_DEVARG_CMN_TX_MODE_LATENCY "tx_mode_latency"
+
+/* VF only devargs */
+#define CXGBE_DEVARG_VF_FORCE_LINK_UP "force_link_up"
+
+/* Filter Mode/Mask devargs */
+#define CXGBE_DEVARG_PF_FILTER_MODE "filtermode"
+#define CXGBE_DEVARG_PF_FILTER_MASK "filtermask"
+
+bool cxgbe_force_linkup(struct adapter *adap);
+int cxgbe_probe(struct adapter *adapter);
+int cxgbevf_probe(struct adapter *adapter);
+void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps);
+int cxgbe_set_link_status(struct port_info *pi, bool status);
+int cxgbe_up(struct adapter *adap);
+int cxgbe_down(struct port_info *pi);
+void cxgbe_close(struct adapter *adapter);
+void cxgbe_stats_get(struct port_info *pi, struct port_stats *stats);
+void cxgbevf_stats_get(struct port_info *pi, struct port_stats *stats);
+void cxgbe_stats_reset(struct port_info *pi);
+int cxgbe_poll_for_completion(struct sge_rspq *q, unsigned int us,
+			      unsigned int cnt, struct t4_completion *c);
+int cxgbe_link_start(struct port_info *pi);
+int cxgbe_setup_sge_fwevtq(struct adapter *adapter);
+int cxgbe_setup_sge_ctrl_txq(struct adapter *adapter);
+void cxgbe_cfg_queues(struct rte_eth_dev *eth_dev);
+int cxgbe_cfg_queue_count(struct rte_eth_dev *eth_dev);
+int cxgbe_init_rss(struct adapter *adap);
+int cxgbe_setup_rss(struct port_info *pi);
+void cxgbe_enable_rx_queues(struct port_info *pi);
+void cxgbe_print_port_info(struct adapter *adap);
+void cxgbe_print_adapter_info(struct adapter *adap);
+void cxgbe_process_devargs(struct adapter *adap);
+void cxgbe_configure_max_ethqsets(struct adapter *adapter);
+
+#endif /* _CXGBE_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_compat.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_compat.h
new file mode 100644
index 000000000..83ae1c2e5
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_compat.h
@@ -0,0 +1,260 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_COMPAT_H_
+#define _CXGBE_COMPAT_H_
+
+#include <string.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdbool.h>
+
+#include <rte_common.h>
+#include <rte_memcpy.h>
+#include <rte_byteorder.h>
+#include <rte_cycles.h>
+#include <rte_spinlock.h>
+#include <rte_log.h>
+#include <rte_io.h>
+#include <rte_net.h>
+
+extern int cxgbe_logtype;
+extern int cxgbe_mbox_logtype;
+
+#define dev_printf(level, logtype, fmt, ...) \
+	rte_log(RTE_LOG_ ## level, logtype, \
+		"rte_cxgbe_pmd: " fmt, ##__VA_ARGS__)
+
+#define dev_err(x, fmt, ...) \
+	dev_printf(ERR, cxgbe_logtype, fmt, ##__VA_ARGS__)
+#define dev_info(x, fmt, ...) \
+	dev_printf(INFO, cxgbe_logtype, fmt, ##__VA_ARGS__)
+#define dev_warn(x, fmt, ...) \
+	dev_printf(WARNING, cxgbe_logtype, fmt, ##__VA_ARGS__)
+#define dev_debug(x, fmt, ...) \
+	dev_printf(DEBUG, cxgbe_logtype, fmt, ##__VA_ARGS__)
+
+#define CXGBE_DEBUG_MBOX(x, fmt, ...) \
+	dev_printf(DEBUG, cxgbe_mbox_logtype, "MBOX:" fmt, ##__VA_ARGS__)
+
+#define CXGBE_FUNC_TRACE() \
+	dev_printf(DEBUG, cxgbe_logtype, "CXGBE trace: %s\n", __func__)
+
+#define pr_err(fmt, ...) dev_err(0, fmt, ##__VA_ARGS__)
+#define pr_warn(fmt, ...) dev_warn(0, fmt, ##__VA_ARGS__)
+#define pr_info(fmt, ...) dev_info(0, fmt, ##__VA_ARGS__)
+#define BUG() pr_err("BUG at %s:%d", __func__, __LINE__)
+
+#define ASSERT(x) do {\
+	if (!(x)) \
+		rte_panic("CXGBE: x"); \
+} while (0)
+#define BUG_ON(x) ASSERT(!(x))
+
+#ifndef WARN_ON
+#define WARN_ON(x) do { \
+	int ret = !!(x); \
+	if (unlikely(ret)) \
+		pr_warn("WARN_ON: \"" #x "\" at %s:%d\n", __func__, __LINE__); \
+} while (0)
+#endif
+
+#define __iomem
+
+#ifndef BIT
+#define BIT(n) (1 << (n))
+#endif
+
+#define L1_CACHE_SHIFT  6
+#define L1_CACHE_BYTES  BIT(L1_CACHE_SHIFT)
+
+#define PAGE_SHIFT  12
+#define CXGBE_ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
+#define PTR_ALIGN(p, a) ((typeof(p))CXGBE_ALIGN((unsigned long)(p), (a)))
+
+#define VLAN_HLEN 4
+#define ETHER_ADDR_LEN 6
+
+#define rmb()     rte_rmb() /* dpdk rte provided rmb */
+#define wmb()     rte_wmb() /* dpdk rte provided wmb */
+
+typedef uint8_t   u8;
+typedef int8_t    s8;
+typedef uint16_t  u16;
+typedef uint32_t  u32;
+typedef int32_t   s32;
+typedef uint64_t  u64;
+typedef uint64_t  dma_addr_t;
+
+#ifndef __le16
+#define __le16	uint16_t
+#endif
+#ifndef __le32
+#define __le32	uint32_t
+#endif
+#ifndef __le64
+#define __le64	uint64_t
+#endif
+#ifndef __be16
+#define __be16	uint16_t
+#endif
+#ifndef __be32
+#define __be32	uint32_t
+#endif
+#ifndef __be64
+#define __be64	uint64_t
+#endif
+#ifndef __u8
+#define __u8	uint8_t
+#endif
+#ifndef __u16
+#define __u16	uint16_t
+#endif
+#ifndef __u32
+#define __u32	uint32_t
+#endif
+#ifndef __u64
+#define __u64	uint64_t
+#endif
+
+#define FALSE	0
+#define TRUE	1
+
+#ifndef min
+#define min(a, b) RTE_MIN(a, b)
+#endif
+
+#ifndef max
+#define max(a, b) RTE_MAX(a, b)
+#endif
+
+/*
+ * round up val _p to a power of 2 size _s
+ */
+#define cxgbe_roundup(_p, _s) (((unsigned long)(_p) + (_s - 1)) & ~(_s - 1))
+
+#ifndef container_of
+#define container_of(ptr, type, member) ({ \
+		typeof(((type *)0)->member)(*__mptr) = (ptr); \
+		(type *)((char *)__mptr - offsetof(type, member)); })
+#endif
+
+#define ARRAY_SIZE(arr) RTE_DIM(arr)
+
+#define cpu_to_be16(o) rte_cpu_to_be_16(o)
+#define cpu_to_be32(o) rte_cpu_to_be_32(o)
+#define cpu_to_be64(o) rte_cpu_to_be_64(o)
+#define cpu_to_le32(o) rte_cpu_to_le_32(o)
+#define be16_to_cpu(o) rte_be_to_cpu_16(o)
+#define be32_to_cpu(o) rte_be_to_cpu_32(o)
+#define be64_to_cpu(o) rte_be_to_cpu_64(o)
+#define le32_to_cpu(o) rte_le_to_cpu_32(o)
+
+#ifndef ntohs
+#define ntohs(o) be16_to_cpu(o)
+#endif
+
+#ifndef ntohl
+#define ntohl(o) be32_to_cpu(o)
+#endif
+
+#ifndef htons
+#define htons(o) cpu_to_be16(o)
+#endif
+
+#ifndef htonl
+#define htonl(o) cpu_to_be32(o)
+#endif
+
+#ifndef caddr_t
+typedef char *caddr_t;
+#endif
+
+#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
+#define DELAY(x) rte_delay_us(x)
+#define udelay(x) DELAY(x)
+#define msleep(x) DELAY(1000 * (x))
+#define usleep_range(min, max) msleep(DIV_ROUND_UP(min, 1000))
+
+static inline uint8_t hweight32(uint32_t word32)
+{
+	uint32_t res = word32 - ((word32 >> 1) & 0x55555555);
+
+	res = (res & 0x33333333) + ((res >> 2) & 0x33333333);
+	res = (res + (res >> 4)) & 0x0F0F0F0F;
+	res = res + (res >> 8);
+	return (res + (res >> 16)) & 0x000000FF;
+
+} /* weight32 */
+
+/**
+ * cxgbe_fls - find last (most-significant) bit set
+ * @x: the word to search
+ *
+ * This is defined the same way as ffs.
+ * Note cxgbe_fls(0) = 0, cxgbe_fls(1) = 1, cxgbe_fls(0x80000000) = 32.
+ */
+static inline int cxgbe_fls(int x)
+{
+	return x ? sizeof(x) * 8 - __builtin_clz(x) : 0;
+}
+
+static inline unsigned long ilog2(unsigned long n)
+{
+	unsigned int e = 0;
+
+	while (n) {
+		if (n & ~((1 << 8) - 1)) {
+			e += 8;
+			n >>= 8;
+			continue;
+		}
+
+		if (n & ~((1 << 4) - 1)) {
+			e += 4;
+			n >>= 4;
+		}
+
+		for (;;) {
+			n >>= 1;
+			if (n == 0)
+				break;
+			e++;
+		}
+	}
+
+	return e;
+}
+
+static inline void writel(unsigned int val, volatile void __iomem *addr)
+{
+	rte_write32(val, addr);
+}
+
+static inline void writeq(u64 val, volatile void __iomem *addr)
+{
+	writel(val, addr);
+	writel(val >> 32, (void *)((uintptr_t)addr + 4));
+}
+
+static inline void writel_relaxed(unsigned int val, volatile void __iomem *addr)
+{
+	rte_write32_relaxed(val, addr);
+}
+
+/*
+ * Multiplies an integer by a fraction, while avoiding unnecessary
+ * overflow or loss of precision.
+ */
+static inline unsigned int mult_frac(unsigned int x, unsigned int numer,
+				     unsigned int denom)
+{
+	unsigned int quot = x / denom;
+	unsigned int rem = x % denom;
+
+	return (quot * numer) + ((rem * numer) / denom);
+}
+#endif /* _CXGBE_COMPAT_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ethdev.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ethdev.c
new file mode 100644
index 000000000..1deee2f5c
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ethdev.c
@@ -0,0 +1,1259 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <sys/queue.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <inttypes.h>
+#include <netinet/in.h>
+
+#include <rte_byteorder.h>
+#include <rte_common.h>
+#include <rte_cycles.h>
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_debug.h>
+#include <rte_pci.h>
+#include <rte_bus_pci.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memory.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_alarm.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_pci.h>
+#include <rte_malloc.h>
+#include <rte_random.h>
+#include <rte_dev.h>
+
+#include "cxgbe.h"
+#include "cxgbe_pfvf.h"
+#include "cxgbe_flow.h"
+
+int cxgbe_logtype;
+int cxgbe_mbox_logtype;
+
+/*
+ * Macros needed to support the PCI Device ID Table ...
+ */
+#define CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN \
+	static const struct rte_pci_id cxgb4_pci_tbl[] = {
+#define CH_PCI_DEVICE_ID_FUNCTION 0x4
+
+#define PCI_VENDOR_ID_CHELSIO 0x1425
+
+#define CH_PCI_ID_TABLE_ENTRY(devid) \
+		{ RTE_PCI_DEVICE(PCI_VENDOR_ID_CHELSIO, (devid)) }
+
+#define CH_PCI_DEVICE_ID_TABLE_DEFINE_END \
+		{ .vendor_id = 0, } \
+	}
+
+/*
+ *... and the PCI ID Table itself ...
+ */
+#include "base/t4_pci_id_tbl.h"
+
+uint16_t cxgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+			 uint16_t nb_pkts)
+{
+	struct sge_eth_txq *txq = (struct sge_eth_txq *)tx_queue;
+	uint16_t pkts_sent, pkts_remain;
+	uint16_t total_sent = 0;
+	uint16_t idx = 0;
+	int ret = 0;
+
+	t4_os_lock(&txq->txq_lock);
+	/* free up desc from already completed tx */
+	reclaim_completed_tx(&txq->q);
+	rte_prefetch0(rte_pktmbuf_mtod(tx_pkts[0], volatile void *));
+	while (total_sent < nb_pkts) {
+		pkts_remain = nb_pkts - total_sent;
+
+		for (pkts_sent = 0; pkts_sent < pkts_remain; pkts_sent++) {
+			idx = total_sent + pkts_sent;
+			if ((idx + 1) < nb_pkts)
+				rte_prefetch0(rte_pktmbuf_mtod(tx_pkts[idx + 1],
+							volatile void *));
+			ret = t4_eth_xmit(txq, tx_pkts[idx], nb_pkts);
+			if (ret < 0)
+				break;
+		}
+		if (!pkts_sent)
+			break;
+		total_sent += pkts_sent;
+		/* reclaim as much as possible */
+		reclaim_completed_tx(&txq->q);
+	}
+
+	t4_os_unlock(&txq->txq_lock);
+	return total_sent;
+}
+
+uint16_t cxgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+			 uint16_t nb_pkts)
+{
+	struct sge_eth_rxq *rxq = (struct sge_eth_rxq *)rx_queue;
+	unsigned int work_done;
+
+	if (cxgbe_poll(&rxq->rspq, rx_pkts, (unsigned int)nb_pkts, &work_done))
+		dev_err(adapter, "error in cxgbe poll\n");
+
+	return work_done;
+}
+
+int cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
+			struct rte_eth_dev_info *device_info)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	int max_queues = adapter->sge.max_ethqsets / adapter->params.nports;
+
+	static const struct rte_eth_desc_lim cxgbe_desc_lim = {
+		.nb_max = CXGBE_MAX_RING_DESC_SIZE,
+		.nb_min = CXGBE_MIN_RING_DESC_SIZE,
+		.nb_align = 1,
+	};
+
+	device_info->min_rx_bufsize = CXGBE_MIN_RX_BUFSIZE;
+	device_info->max_rx_pktlen = CXGBE_MAX_RX_PKTLEN;
+	device_info->max_rx_queues = max_queues;
+	device_info->max_tx_queues = max_queues;
+	device_info->max_mac_addrs = 1;
+	/* XXX: For now we support one MAC/port */
+	device_info->max_vfs = adapter->params.arch.vfcount;
+	device_info->max_vmdq_pools = 0; /* XXX: For now no support for VMDQ */
+
+	device_info->rx_queue_offload_capa = 0UL;
+	device_info->rx_offload_capa = CXGBE_RX_OFFLOADS;
+
+	device_info->tx_queue_offload_capa = 0UL;
+	device_info->tx_offload_capa = CXGBE_TX_OFFLOADS;
+
+	device_info->reta_size = pi->rss_size;
+	device_info->hash_key_size = CXGBE_DEFAULT_RSS_KEY_LEN;
+	device_info->flow_type_rss_offloads = CXGBE_RSS_HF_ALL;
+
+	device_info->rx_desc_lim = cxgbe_desc_lim;
+	device_info->tx_desc_lim = cxgbe_desc_lim;
+	cxgbe_get_speed_caps(pi, &device_info->speed_capa);
+
+	return 0;
+}
+
+int cxgbe_dev_promiscuous_enable(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	return t4_set_rxmode(adapter, adapter->mbox, pi->viid, -1,
+			     1, -1, 1, -1, false);
+}
+
+int cxgbe_dev_promiscuous_disable(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	return t4_set_rxmode(adapter, adapter->mbox, pi->viid, -1,
+			     0, -1, 1, -1, false);
+}
+
+int cxgbe_dev_allmulticast_enable(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	/* TODO: address filters ?? */
+
+	return t4_set_rxmode(adapter, adapter->mbox, pi->viid, -1,
+			     -1, 1, 1, -1, false);
+}
+
+int cxgbe_dev_allmulticast_disable(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	/* TODO: address filters ?? */
+
+	return t4_set_rxmode(adapter, adapter->mbox, pi->viid, -1,
+			     -1, 0, 1, -1, false);
+}
+
+int cxgbe_dev_link_update(struct rte_eth_dev *eth_dev,
+			  int wait_to_complete)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	struct rte_eth_link new_link = { 0 };
+	unsigned int i, work_done, budget = 32;
+	u8 old_link = pi->link_cfg.link_ok;
+
+	for (i = 0; i < CXGBE_LINK_STATUS_POLL_CNT; i++) {
+		if (!s->fw_evtq.desc)
+			break;
+
+		cxgbe_poll(&s->fw_evtq, NULL, budget, &work_done);
+
+		/* Exit if link status changed or always forced up */
+		if (pi->link_cfg.link_ok != old_link ||
+		    cxgbe_force_linkup(adapter))
+			break;
+
+		if (!wait_to_complete)
+			break;
+
+		rte_delay_ms(CXGBE_LINK_STATUS_POLL_MS);
+	}
+
+	new_link.link_status = cxgbe_force_linkup(adapter) ?
+			       ETH_LINK_UP : pi->link_cfg.link_ok;
+	new_link.link_autoneg = pi->link_cfg.autoneg;
+	new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
+	new_link.link_speed = pi->link_cfg.speed;
+
+	return rte_eth_linkstatus_set(eth_dev, &new_link);
+}
+
+/**
+ * Set device link up.
+ */
+int cxgbe_dev_set_link_up(struct rte_eth_dev *dev)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	unsigned int work_done, budget = 32;
+	struct sge *s = &adapter->sge;
+	int ret;
+
+	if (!s->fw_evtq.desc)
+		return -ENOMEM;
+
+	/* Flush all link events */
+	cxgbe_poll(&s->fw_evtq, NULL, budget, &work_done);
+
+	/* If link already up, nothing to do */
+	if (pi->link_cfg.link_ok)
+		return 0;
+
+	ret = cxgbe_set_link_status(pi, true);
+	if (ret)
+		return ret;
+
+	cxgbe_dev_link_update(dev, 1);
+	return 0;
+}
+
+/**
+ * Set device link down.
+ */
+int cxgbe_dev_set_link_down(struct rte_eth_dev *dev)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	unsigned int work_done, budget = 32;
+	struct sge *s = &adapter->sge;
+	int ret;
+
+	if (!s->fw_evtq.desc)
+		return -ENOMEM;
+
+	/* Flush all link events */
+	cxgbe_poll(&s->fw_evtq, NULL, budget, &work_done);
+
+	/* If link already down, nothing to do */
+	if (!pi->link_cfg.link_ok)
+		return 0;
+
+	ret = cxgbe_set_link_status(pi, false);
+	if (ret)
+		return ret;
+
+	cxgbe_dev_link_update(dev, 0);
+	return 0;
+}
+
+int cxgbe_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct rte_eth_dev_info dev_info;
+	int err;
+	uint16_t new_mtu = mtu + RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN;
+
+	err = cxgbe_dev_info_get(eth_dev, &dev_info);
+	if (err != 0)
+		return err;
+
+	/* Must accommodate at least RTE_ETHER_MIN_MTU */
+	if (new_mtu < RTE_ETHER_MIN_MTU || new_mtu > dev_info.max_rx_pktlen)
+		return -EINVAL;
+
+	/* set to jumbo mode if needed */
+	if (new_mtu > RTE_ETHER_MAX_LEN)
+		eth_dev->data->dev_conf.rxmode.offloads |=
+			DEV_RX_OFFLOAD_JUMBO_FRAME;
+	else
+		eth_dev->data->dev_conf.rxmode.offloads &=
+			~DEV_RX_OFFLOAD_JUMBO_FRAME;
+
+	err = t4_set_rxmode(adapter, adapter->mbox, pi->viid, new_mtu, -1, -1,
+			    -1, -1, true);
+	if (!err)
+		eth_dev->data->dev_conf.rxmode.max_rx_pkt_len = new_mtu;
+
+	return err;
+}
+
+/*
+ * Stop device.
+ */
+void cxgbe_dev_close(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	CXGBE_FUNC_TRACE();
+
+	if (!(adapter->flags & FULL_INIT_DONE))
+		return;
+
+	cxgbe_down(pi);
+
+	/*
+	 *  We clear queues only if both tx and rx path of the port
+	 *  have been disabled
+	 */
+	t4_sge_eth_clear_queues(pi);
+}
+
+/* Start the device.
+ * It returns 0 on success.
+ */
+int cxgbe_dev_start(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct rte_eth_rxmode *rx_conf = &eth_dev->data->dev_conf.rxmode;
+	struct adapter *adapter = pi->adapter;
+	int err = 0, i;
+
+	CXGBE_FUNC_TRACE();
+
+	/*
+	 * If we don't have a connection to the firmware there's nothing we
+	 * can do.
+	 */
+	if (!(adapter->flags & FW_OK)) {
+		err = -ENXIO;
+		goto out;
+	}
+
+	if (!(adapter->flags & FULL_INIT_DONE)) {
+		err = cxgbe_up(adapter);
+		if (err < 0)
+			goto out;
+	}
+
+	if (rx_conf->offloads & DEV_RX_OFFLOAD_SCATTER)
+		eth_dev->data->scattered_rx = 1;
+	else
+		eth_dev->data->scattered_rx = 0;
+
+	cxgbe_enable_rx_queues(pi);
+
+	err = cxgbe_setup_rss(pi);
+	if (err)
+		goto out;
+
+	for (i = 0; i < pi->n_tx_qsets; i++) {
+		err = cxgbe_dev_tx_queue_start(eth_dev, i);
+		if (err)
+			goto out;
+	}
+
+	for (i = 0; i < pi->n_rx_qsets; i++) {
+		err = cxgbe_dev_rx_queue_start(eth_dev, i);
+		if (err)
+			goto out;
+	}
+
+	err = cxgbe_link_start(pi);
+	if (err)
+		goto out;
+
+out:
+	return err;
+}
+
+/*
+ * Stop device: disable rx and tx functions to allow for reconfiguring.
+ */
+void cxgbe_dev_stop(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	CXGBE_FUNC_TRACE();
+
+	if (!(adapter->flags & FULL_INIT_DONE))
+		return;
+
+	cxgbe_down(pi);
+
+	/*
+	 *  We clear queues only if both tx and rx path of the port
+	 *  have been disabled
+	 */
+	t4_sge_eth_clear_queues(pi);
+	eth_dev->data->scattered_rx = 0;
+}
+
+int cxgbe_dev_configure(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	int err;
+
+	CXGBE_FUNC_TRACE();
+
+	if (eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG)
+		eth_dev->data->dev_conf.rxmode.offloads |=
+			DEV_RX_OFFLOAD_RSS_HASH;
+
+	if (!(adapter->flags & FW_QUEUE_BOUND)) {
+		err = cxgbe_setup_sge_fwevtq(adapter);
+		if (err)
+			return err;
+		adapter->flags |= FW_QUEUE_BOUND;
+		if (is_pf4(adapter)) {
+			err = cxgbe_setup_sge_ctrl_txq(adapter);
+			if (err)
+				return err;
+		}
+	}
+
+	err = cxgbe_cfg_queue_count(eth_dev);
+	if (err)
+		return err;
+
+	return 0;
+}
+
+int cxgbe_dev_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t tx_queue_id)
+{
+	int ret;
+	struct sge_eth_txq *txq = (struct sge_eth_txq *)
+				  (eth_dev->data->tx_queues[tx_queue_id]);
+
+	dev_debug(NULL, "%s: tx_queue_id = %d\n", __func__, tx_queue_id);
+
+	ret = t4_sge_eth_txq_start(txq);
+	if (ret == 0)
+		eth_dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
+
+	return ret;
+}
+
+int cxgbe_dev_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t tx_queue_id)
+{
+	int ret;
+	struct sge_eth_txq *txq = (struct sge_eth_txq *)
+				  (eth_dev->data->tx_queues[tx_queue_id]);
+
+	dev_debug(NULL, "%s: tx_queue_id = %d\n", __func__, tx_queue_id);
+
+	ret = t4_sge_eth_txq_stop(txq);
+	if (ret == 0)
+		eth_dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
+
+	return ret;
+}
+
+int cxgbe_dev_tx_queue_setup(struct rte_eth_dev *eth_dev,
+			     uint16_t queue_idx, uint16_t nb_desc,
+			     unsigned int socket_id,
+			     const struct rte_eth_txconf *tx_conf __rte_unused)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	struct sge_eth_txq *txq = &s->ethtxq[pi->first_qset + queue_idx];
+	int err = 0;
+	unsigned int temp_nb_desc;
+
+	dev_debug(adapter, "%s: eth_dev->data->nb_tx_queues = %d; queue_idx = %d; nb_desc = %d; socket_id = %d; pi->first_qset = %u\n",
+		  __func__, eth_dev->data->nb_tx_queues, queue_idx, nb_desc,
+		  socket_id, pi->first_qset);
+
+	/*  Free up the existing queue  */
+	if (eth_dev->data->tx_queues[queue_idx]) {
+		cxgbe_dev_tx_queue_release(eth_dev->data->tx_queues[queue_idx]);
+		eth_dev->data->tx_queues[queue_idx] = NULL;
+	}
+
+	eth_dev->data->tx_queues[queue_idx] = (void *)txq;
+
+	/* Sanity Checking
+	 *
+	 * nb_desc should be > 1023 and <= CXGBE_MAX_RING_DESC_SIZE
+	 */
+	temp_nb_desc = nb_desc;
+	if (nb_desc < CXGBE_MIN_RING_DESC_SIZE) {
+		dev_warn(adapter, "%s: number of descriptors must be >= %d. Using default [%d]\n",
+			 __func__, CXGBE_MIN_RING_DESC_SIZE,
+			 CXGBE_DEFAULT_TX_DESC_SIZE);
+		temp_nb_desc = CXGBE_DEFAULT_TX_DESC_SIZE;
+	} else if (nb_desc > CXGBE_MAX_RING_DESC_SIZE) {
+		dev_err(adapter, "%s: number of descriptors must be between %d and %d inclusive. Default [%d]\n",
+			__func__, CXGBE_MIN_RING_DESC_SIZE,
+			CXGBE_MAX_RING_DESC_SIZE, CXGBE_DEFAULT_TX_DESC_SIZE);
+		return -(EINVAL);
+	}
+
+	txq->q.size = temp_nb_desc;
+
+	err = t4_sge_alloc_eth_txq(adapter, txq, eth_dev, queue_idx,
+				   s->fw_evtq.cntxt_id, socket_id);
+
+	dev_debug(adapter, "%s: txq->q.cntxt_id= %u txq->q.abs_id= %u err = %d\n",
+		  __func__, txq->q.cntxt_id, txq->q.abs_id, err);
+	return err;
+}
+
+void cxgbe_dev_tx_queue_release(void *q)
+{
+	struct sge_eth_txq *txq = (struct sge_eth_txq *)q;
+
+	if (txq) {
+		struct port_info *pi = (struct port_info *)
+				       (txq->eth_dev->data->dev_private);
+		struct adapter *adap = pi->adapter;
+
+		dev_debug(adapter, "%s: pi->port_id = %d; tx_queue_id = %d\n",
+			  __func__, pi->port_id, txq->q.cntxt_id);
+
+		t4_sge_eth_txq_release(adap, txq);
+	}
+}
+
+int cxgbe_dev_rx_queue_start(struct rte_eth_dev *eth_dev, uint16_t rx_queue_id)
+{
+	int ret;
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+	struct sge_rspq *q;
+
+	dev_debug(adapter, "%s: pi->port_id = %d; rx_queue_id = %d\n",
+		  __func__, pi->port_id, rx_queue_id);
+
+	q = eth_dev->data->rx_queues[rx_queue_id];
+
+	ret = t4_sge_eth_rxq_start(adap, q);
+	if (ret == 0)
+		eth_dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
+
+	return ret;
+}
+
+int cxgbe_dev_rx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t rx_queue_id)
+{
+	int ret;
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+	struct sge_rspq *q;
+
+	dev_debug(adapter, "%s: pi->port_id = %d; rx_queue_id = %d\n",
+		  __func__, pi->port_id, rx_queue_id);
+
+	q = eth_dev->data->rx_queues[rx_queue_id];
+	ret = t4_sge_eth_rxq_stop(adap, q);
+	if (ret == 0)
+		eth_dev->data->rx_queue_state[rx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
+
+	return ret;
+}
+
+int cxgbe_dev_rx_queue_setup(struct rte_eth_dev *eth_dev,
+			     uint16_t queue_idx, uint16_t nb_desc,
+			     unsigned int socket_id,
+			     const struct rte_eth_rxconf *rx_conf __rte_unused,
+			     struct rte_mempool *mp)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	struct sge_eth_rxq *rxq = &s->ethrxq[pi->first_qset + queue_idx];
+	int err = 0;
+	int msi_idx = 0;
+	unsigned int temp_nb_desc;
+	struct rte_eth_dev_info dev_info;
+	unsigned int pkt_len = eth_dev->data->dev_conf.rxmode.max_rx_pkt_len;
+
+	dev_debug(adapter, "%s: eth_dev->data->nb_rx_queues = %d; queue_idx = %d; nb_desc = %d; socket_id = %d; mp = %p\n",
+		  __func__, eth_dev->data->nb_rx_queues, queue_idx, nb_desc,
+		  socket_id, mp);
+
+	err = cxgbe_dev_info_get(eth_dev, &dev_info);
+	if (err != 0) {
+		dev_err(adap, "%s: error during getting ethernet device info",
+			__func__);
+		return err;
+	}
+
+	/* Must accommodate at least RTE_ETHER_MIN_MTU */
+	if ((pkt_len < dev_info.min_rx_bufsize) ||
+	    (pkt_len > dev_info.max_rx_pktlen)) {
+		dev_err(adap, "%s: max pkt len must be > %d and <= %d\n",
+			__func__, dev_info.min_rx_bufsize,
+			dev_info.max_rx_pktlen);
+		return -EINVAL;
+	}
+
+	/*  Free up the existing queue  */
+	if (eth_dev->data->rx_queues[queue_idx]) {
+		cxgbe_dev_rx_queue_release(eth_dev->data->rx_queues[queue_idx]);
+		eth_dev->data->rx_queues[queue_idx] = NULL;
+	}
+
+	eth_dev->data->rx_queues[queue_idx] = (void *)rxq;
+
+	/* Sanity Checking
+	 *
+	 * nb_desc should be > 0 and <= CXGBE_MAX_RING_DESC_SIZE
+	 */
+	temp_nb_desc = nb_desc;
+	if (nb_desc < CXGBE_MIN_RING_DESC_SIZE) {
+		dev_warn(adapter, "%s: number of descriptors must be >= %d. Using default [%d]\n",
+			 __func__, CXGBE_MIN_RING_DESC_SIZE,
+			 CXGBE_DEFAULT_RX_DESC_SIZE);
+		temp_nb_desc = CXGBE_DEFAULT_RX_DESC_SIZE;
+	} else if (nb_desc > CXGBE_MAX_RING_DESC_SIZE) {
+		dev_err(adapter, "%s: number of descriptors must be between %d and %d inclusive. Default [%d]\n",
+			__func__, CXGBE_MIN_RING_DESC_SIZE,
+			CXGBE_MAX_RING_DESC_SIZE, CXGBE_DEFAULT_RX_DESC_SIZE);
+		return -(EINVAL);
+	}
+
+	rxq->rspq.size = temp_nb_desc;
+	if ((&rxq->fl) != NULL)
+		rxq->fl.size = temp_nb_desc;
+
+	/* Set to jumbo mode if necessary */
+	if (pkt_len > RTE_ETHER_MAX_LEN)
+		eth_dev->data->dev_conf.rxmode.offloads |=
+			DEV_RX_OFFLOAD_JUMBO_FRAME;
+	else
+		eth_dev->data->dev_conf.rxmode.offloads &=
+			~DEV_RX_OFFLOAD_JUMBO_FRAME;
+
+	err = t4_sge_alloc_rxq(adapter, &rxq->rspq, false, eth_dev, msi_idx,
+			       &rxq->fl, NULL,
+			       is_pf4(adapter) ?
+			       t4_get_tp_ch_map(adapter, pi->tx_chan) : 0, mp,
+			       queue_idx, socket_id);
+
+	dev_debug(adapter, "%s: err = %d; port_id = %d; cntxt_id = %u; abs_id = %u\n",
+		  __func__, err, pi->port_id, rxq->rspq.cntxt_id,
+		  rxq->rspq.abs_id);
+	return err;
+}
+
+void cxgbe_dev_rx_queue_release(void *q)
+{
+	struct sge_eth_rxq *rxq = (struct sge_eth_rxq *)q;
+	struct sge_rspq *rq = &rxq->rspq;
+
+	if (rq) {
+		struct port_info *pi = (struct port_info *)
+				       (rq->eth_dev->data->dev_private);
+		struct adapter *adap = pi->adapter;
+
+		dev_debug(adapter, "%s: pi->port_id = %d; rx_queue_id = %d\n",
+			  __func__, pi->port_id, rxq->rspq.cntxt_id);
+
+		t4_sge_eth_rxq_release(adap, rxq);
+	}
+}
+
+/*
+ * Get port statistics.
+ */
+static int cxgbe_dev_stats_get(struct rte_eth_dev *eth_dev,
+				struct rte_eth_stats *eth_stats)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	struct port_stats ps;
+	unsigned int i;
+
+	cxgbe_stats_get(pi, &ps);
+
+	/* RX Stats */
+	eth_stats->imissed  = ps.rx_ovflow0 + ps.rx_ovflow1 +
+			      ps.rx_ovflow2 + ps.rx_ovflow3 +
+			      ps.rx_trunc0 + ps.rx_trunc1 +
+			      ps.rx_trunc2 + ps.rx_trunc3;
+	eth_stats->ierrors  = ps.rx_symbol_err + ps.rx_fcs_err +
+			      ps.rx_jabber + ps.rx_too_long + ps.rx_runt +
+			      ps.rx_len_err;
+
+	/* TX Stats */
+	eth_stats->opackets = ps.tx_frames;
+	eth_stats->obytes   = ps.tx_octets;
+	eth_stats->oerrors  = ps.tx_error_frames;
+
+	for (i = 0; i < pi->n_rx_qsets; i++) {
+		struct sge_eth_rxq *rxq =
+			&s->ethrxq[pi->first_qset + i];
+
+		eth_stats->q_ipackets[i] = rxq->stats.pkts;
+		eth_stats->q_ibytes[i] = rxq->stats.rx_bytes;
+		eth_stats->ipackets += eth_stats->q_ipackets[i];
+		eth_stats->ibytes += eth_stats->q_ibytes[i];
+	}
+
+	for (i = 0; i < pi->n_tx_qsets; i++) {
+		struct sge_eth_txq *txq =
+			&s->ethtxq[pi->first_qset + i];
+
+		eth_stats->q_opackets[i] = txq->stats.pkts;
+		eth_stats->q_obytes[i] = txq->stats.tx_bytes;
+	}
+	return 0;
+}
+
+/*
+ * Reset port statistics.
+ */
+static int cxgbe_dev_stats_reset(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	unsigned int i;
+
+	cxgbe_stats_reset(pi);
+	for (i = 0; i < pi->n_rx_qsets; i++) {
+		struct sge_eth_rxq *rxq =
+			&s->ethrxq[pi->first_qset + i];
+
+		rxq->stats.pkts = 0;
+		rxq->stats.rx_bytes = 0;
+	}
+	for (i = 0; i < pi->n_tx_qsets; i++) {
+		struct sge_eth_txq *txq =
+			&s->ethtxq[pi->first_qset + i];
+
+		txq->stats.pkts = 0;
+		txq->stats.tx_bytes = 0;
+		txq->stats.mapping_err = 0;
+	}
+
+	return 0;
+}
+
+static int cxgbe_flow_ctrl_get(struct rte_eth_dev *eth_dev,
+			       struct rte_eth_fc_conf *fc_conf)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct link_config *lc = &pi->link_cfg;
+	int rx_pause, tx_pause;
+
+	fc_conf->autoneg = lc->fc & PAUSE_AUTONEG;
+	rx_pause = lc->fc & PAUSE_RX;
+	tx_pause = lc->fc & PAUSE_TX;
+
+	if (rx_pause && tx_pause)
+		fc_conf->mode = RTE_FC_FULL;
+	else if (rx_pause)
+		fc_conf->mode = RTE_FC_RX_PAUSE;
+	else if (tx_pause)
+		fc_conf->mode = RTE_FC_TX_PAUSE;
+	else
+		fc_conf->mode = RTE_FC_NONE;
+	return 0;
+}
+
+static int cxgbe_flow_ctrl_set(struct rte_eth_dev *eth_dev,
+			       struct rte_eth_fc_conf *fc_conf)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct link_config *lc = &pi->link_cfg;
+
+	if (lc->pcaps & FW_PORT_CAP32_ANEG) {
+		if (fc_conf->autoneg)
+			lc->requested_fc |= PAUSE_AUTONEG;
+		else
+			lc->requested_fc &= ~PAUSE_AUTONEG;
+	}
+
+	if (((fc_conf->mode & RTE_FC_FULL) == RTE_FC_FULL) ||
+	    (fc_conf->mode & RTE_FC_RX_PAUSE))
+		lc->requested_fc |= PAUSE_RX;
+	else
+		lc->requested_fc &= ~PAUSE_RX;
+
+	if (((fc_conf->mode & RTE_FC_FULL) == RTE_FC_FULL) ||
+	    (fc_conf->mode & RTE_FC_TX_PAUSE))
+		lc->requested_fc |= PAUSE_TX;
+	else
+		lc->requested_fc &= ~PAUSE_TX;
+
+	return t4_link_l1cfg(adapter, adapter->mbox, pi->tx_chan,
+			     &pi->link_cfg);
+}
+
+const uint32_t *
+cxgbe_dev_supported_ptypes_get(struct rte_eth_dev *eth_dev)
+{
+	static const uint32_t ptypes[] = {
+		RTE_PTYPE_L3_IPV4,
+		RTE_PTYPE_L3_IPV6,
+		RTE_PTYPE_UNKNOWN
+	};
+
+	if (eth_dev->rx_pkt_burst == cxgbe_recv_pkts)
+		return ptypes;
+	return NULL;
+}
+
+/* Update RSS hash configuration
+ */
+static int cxgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
+				     struct rte_eth_rss_conf *rss_conf)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	int err;
+
+	err = cxgbe_write_rss_conf(pi, rss_conf->rss_hf);
+	if (err)
+		return err;
+
+	pi->rss_hf = rss_conf->rss_hf;
+
+	if (rss_conf->rss_key) {
+		u32 key[10], mod_key[10];
+		int i, j;
+
+		memcpy(key, rss_conf->rss_key, CXGBE_DEFAULT_RSS_KEY_LEN);
+
+		for (i = 9, j = 0; i >= 0; i--, j++)
+			mod_key[j] = cpu_to_be32(key[i]);
+
+		t4_write_rss_key(adapter, mod_key, -1);
+	}
+
+	return 0;
+}
+
+/* Get RSS hash configuration
+ */
+static int cxgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
+				       struct rte_eth_rss_conf *rss_conf)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	u64 rss_hf = 0;
+	u64 flags = 0;
+	int err;
+
+	err = t4_read_config_vi_rss(adapter, adapter->mbox, pi->viid,
+				    &flags, NULL);
+
+	if (err)
+		return err;
+
+	if (flags & F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) {
+		rss_hf |= CXGBE_RSS_HF_TCP_IPV6_MASK;
+		if (flags & F_FW_RSS_VI_CONFIG_CMD_UDPEN)
+			rss_hf |= CXGBE_RSS_HF_UDP_IPV6_MASK;
+	}
+
+	if (flags & F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+		rss_hf |= CXGBE_RSS_HF_IPV6_MASK;
+
+	if (flags & F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) {
+		rss_hf |= ETH_RSS_NONFRAG_IPV4_TCP;
+		if (flags & F_FW_RSS_VI_CONFIG_CMD_UDPEN)
+			rss_hf |= ETH_RSS_NONFRAG_IPV4_UDP;
+	}
+
+	if (flags & F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+		rss_hf |= CXGBE_RSS_HF_IPV4_MASK;
+
+	rss_conf->rss_hf = rss_hf;
+
+	if (rss_conf->rss_key) {
+		u32 key[10], mod_key[10];
+		int i, j;
+
+		t4_read_rss_key(adapter, key);
+
+		for (i = 9, j = 0; i >= 0; i--, j++)
+			mod_key[j] = be32_to_cpu(key[i]);
+
+		memcpy(rss_conf->rss_key, mod_key, CXGBE_DEFAULT_RSS_KEY_LEN);
+	}
+
+	return 0;
+}
+
+static int cxgbe_get_eeprom_length(struct rte_eth_dev *dev)
+{
+	RTE_SET_USED(dev);
+	return EEPROMSIZE;
+}
+
+/**
+ * eeprom_ptov - translate a physical EEPROM address to virtual
+ * @phys_addr: the physical EEPROM address
+ * @fn: the PCI function number
+ * @sz: size of function-specific area
+ *
+ * Translate a physical EEPROM address to virtual.  The first 1K is
+ * accessed through virtual addresses starting at 31K, the rest is
+ * accessed through virtual addresses starting at 0.
+ *
+ * The mapping is as follows:
+ * [0..1K) -> [31K..32K)
+ * [1K..1K+A) -> [31K-A..31K)
+ * [1K+A..ES) -> [0..ES-A-1K)
+ *
+ * where A = @fn * @sz, and ES = EEPROM size.
+ */
+static int eeprom_ptov(unsigned int phys_addr, unsigned int fn, unsigned int sz)
+{
+	fn *= sz;
+	if (phys_addr < 1024)
+		return phys_addr + (31 << 10);
+	if (phys_addr < 1024 + fn)
+		return fn + phys_addr - 1024;
+	if (phys_addr < EEPROMSIZE)
+		return phys_addr - 1024 - fn;
+	if (phys_addr < EEPROMVSIZE)
+		return phys_addr - 1024;
+	return -EINVAL;
+}
+
+/* The next two routines implement eeprom read/write from physical addresses.
+ */
+static int eeprom_rd_phys(struct adapter *adap, unsigned int phys_addr, u32 *v)
+{
+	int vaddr = eeprom_ptov(phys_addr, adap->pf, EEPROMPFSIZE);
+
+	if (vaddr >= 0)
+		vaddr = t4_seeprom_read(adap, vaddr, v);
+	return vaddr < 0 ? vaddr : 0;
+}
+
+static int eeprom_wr_phys(struct adapter *adap, unsigned int phys_addr, u32 v)
+{
+	int vaddr = eeprom_ptov(phys_addr, adap->pf, EEPROMPFSIZE);
+
+	if (vaddr >= 0)
+		vaddr = t4_seeprom_write(adap, vaddr, v);
+	return vaddr < 0 ? vaddr : 0;
+}
+
+#define EEPROM_MAGIC 0x38E2F10C
+
+static int cxgbe_get_eeprom(struct rte_eth_dev *dev,
+			    struct rte_dev_eeprom_info *e)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	u32 i, err = 0;
+	u8 *buf = rte_zmalloc(NULL, EEPROMSIZE, 0);
+
+	if (!buf)
+		return -ENOMEM;
+
+	e->magic = EEPROM_MAGIC;
+	for (i = e->offset & ~3; !err && i < e->offset + e->length; i += 4)
+		err = eeprom_rd_phys(adapter, i, (u32 *)&buf[i]);
+
+	if (!err)
+		rte_memcpy(e->data, buf + e->offset, e->length);
+	rte_free(buf);
+	return err;
+}
+
+static int cxgbe_set_eeprom(struct rte_eth_dev *dev,
+			    struct rte_dev_eeprom_info *eeprom)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	u8 *buf;
+	int err = 0;
+	u32 aligned_offset, aligned_len, *p;
+
+	if (eeprom->magic != EEPROM_MAGIC)
+		return -EINVAL;
+
+	aligned_offset = eeprom->offset & ~3;
+	aligned_len = (eeprom->length + (eeprom->offset & 3) + 3) & ~3;
+
+	if (adapter->pf > 0) {
+		u32 start = 1024 + adapter->pf * EEPROMPFSIZE;
+
+		if (aligned_offset < start ||
+		    aligned_offset + aligned_len > start + EEPROMPFSIZE)
+			return -EPERM;
+	}
+
+	if (aligned_offset != eeprom->offset || aligned_len != eeprom->length) {
+		/* RMW possibly needed for first or last words.
+		 */
+		buf = rte_zmalloc(NULL, aligned_len, 0);
+		if (!buf)
+			return -ENOMEM;
+		err = eeprom_rd_phys(adapter, aligned_offset, (u32 *)buf);
+		if (!err && aligned_len > 4)
+			err = eeprom_rd_phys(adapter,
+					     aligned_offset + aligned_len - 4,
+					     (u32 *)&buf[aligned_len - 4]);
+		if (err)
+			goto out;
+		rte_memcpy(buf + (eeprom->offset & 3), eeprom->data,
+			   eeprom->length);
+	} else {
+		buf = eeprom->data;
+	}
+
+	err = t4_seeprom_wp(adapter, false);
+	if (err)
+		goto out;
+
+	for (p = (u32 *)buf; !err && aligned_len; aligned_len -= 4, p++) {
+		err = eeprom_wr_phys(adapter, aligned_offset, *p);
+		aligned_offset += 4;
+	}
+
+	if (!err)
+		err = t4_seeprom_wp(adapter, true);
+out:
+	if (buf != eeprom->data)
+		rte_free(buf);
+	return err;
+}
+
+static int cxgbe_get_regs_len(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	return t4_get_regs_len(adapter) / sizeof(uint32_t);
+}
+
+static int cxgbe_get_regs(struct rte_eth_dev *eth_dev,
+			  struct rte_dev_reg_info *regs)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+
+	regs->version = CHELSIO_CHIP_VERSION(adapter->params.chip) |
+		(CHELSIO_CHIP_RELEASE(adapter->params.chip) << 10) |
+		(1 << 16);
+
+	if (regs->data == NULL) {
+		regs->length = cxgbe_get_regs_len(eth_dev);
+		regs->width = sizeof(uint32_t);
+
+		return 0;
+	}
+
+	t4_get_regs(adapter, regs->data, (regs->length * sizeof(uint32_t)));
+
+	return 0;
+}
+
+int cxgbe_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *addr)
+{
+	struct port_info *pi = dev->data->dev_private;
+	int ret;
+
+	ret = cxgbe_mpstcam_modify(pi, (int)pi->xact_addr_filt, (u8 *)addr);
+	if (ret < 0) {
+		dev_err(adapter, "failed to set mac addr; err = %d\n",
+			ret);
+		return ret;
+	}
+	pi->xact_addr_filt = ret;
+	return 0;
+}
+
+static const struct eth_dev_ops cxgbe_eth_dev_ops = {
+	.dev_start		= cxgbe_dev_start,
+	.dev_stop		= cxgbe_dev_stop,
+	.dev_close		= cxgbe_dev_close,
+	.promiscuous_enable	= cxgbe_dev_promiscuous_enable,
+	.promiscuous_disable	= cxgbe_dev_promiscuous_disable,
+	.allmulticast_enable	= cxgbe_dev_allmulticast_enable,
+	.allmulticast_disable	= cxgbe_dev_allmulticast_disable,
+	.dev_configure		= cxgbe_dev_configure,
+	.dev_infos_get		= cxgbe_dev_info_get,
+	.dev_supported_ptypes_get = cxgbe_dev_supported_ptypes_get,
+	.link_update		= cxgbe_dev_link_update,
+	.dev_set_link_up        = cxgbe_dev_set_link_up,
+	.dev_set_link_down      = cxgbe_dev_set_link_down,
+	.mtu_set		= cxgbe_dev_mtu_set,
+	.tx_queue_setup         = cxgbe_dev_tx_queue_setup,
+	.tx_queue_start		= cxgbe_dev_tx_queue_start,
+	.tx_queue_stop		= cxgbe_dev_tx_queue_stop,
+	.tx_queue_release	= cxgbe_dev_tx_queue_release,
+	.rx_queue_setup         = cxgbe_dev_rx_queue_setup,
+	.rx_queue_start		= cxgbe_dev_rx_queue_start,
+	.rx_queue_stop		= cxgbe_dev_rx_queue_stop,
+	.rx_queue_release	= cxgbe_dev_rx_queue_release,
+	.filter_ctrl            = cxgbe_dev_filter_ctrl,
+	.stats_get		= cxgbe_dev_stats_get,
+	.stats_reset		= cxgbe_dev_stats_reset,
+	.flow_ctrl_get		= cxgbe_flow_ctrl_get,
+	.flow_ctrl_set		= cxgbe_flow_ctrl_set,
+	.get_eeprom_length	= cxgbe_get_eeprom_length,
+	.get_eeprom		= cxgbe_get_eeprom,
+	.set_eeprom		= cxgbe_set_eeprom,
+	.get_reg		= cxgbe_get_regs,
+	.rss_hash_update	= cxgbe_dev_rss_hash_update,
+	.rss_hash_conf_get	= cxgbe_dev_rss_hash_conf_get,
+	.mac_addr_set		= cxgbe_mac_addr_set,
+};
+
+/*
+ * Initialize driver
+ * It returns 0 on success.
+ */
+static int eth_cxgbe_dev_init(struct rte_eth_dev *eth_dev)
+{
+	struct rte_pci_device *pci_dev;
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = NULL;
+	char name[RTE_ETH_NAME_MAX_LEN];
+	int err = 0;
+
+	CXGBE_FUNC_TRACE();
+
+	eth_dev->dev_ops = &cxgbe_eth_dev_ops;
+	eth_dev->rx_pkt_burst = &cxgbe_recv_pkts;
+	eth_dev->tx_pkt_burst = &cxgbe_xmit_pkts;
+	pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
+
+	/* for secondary processes, we attach to ethdevs allocated by primary
+	 * and do minimal initialization.
+	 */
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+		int i;
+
+		for (i = 1; i < MAX_NPORTS; i++) {
+			struct rte_eth_dev *rest_eth_dev;
+			char namei[RTE_ETH_NAME_MAX_LEN];
+
+			snprintf(namei, sizeof(namei), "%s_%d",
+				 pci_dev->device.name, i);
+			rest_eth_dev = rte_eth_dev_attach_secondary(namei);
+			if (rest_eth_dev) {
+				rest_eth_dev->device = &pci_dev->device;
+				rest_eth_dev->dev_ops =
+					eth_dev->dev_ops;
+				rest_eth_dev->rx_pkt_burst =
+					eth_dev->rx_pkt_burst;
+				rest_eth_dev->tx_pkt_burst =
+					eth_dev->tx_pkt_burst;
+				rte_eth_dev_probing_finish(rest_eth_dev);
+			}
+		}
+		return 0;
+	}
+
+	snprintf(name, sizeof(name), "cxgbeadapter%d", eth_dev->data->port_id);
+	adapter = rte_zmalloc(name, sizeof(*adapter), 0);
+	if (!adapter)
+		return -1;
+
+	adapter->use_unpacked_mode = 1;
+	adapter->regs = (void *)pci_dev->mem_resource[0].addr;
+	if (!adapter->regs) {
+		dev_err(adapter, "%s: cannot map device registers\n", __func__);
+		err = -ENOMEM;
+		goto out_free_adapter;
+	}
+	adapter->pdev = pci_dev;
+	adapter->eth_dev = eth_dev;
+	pi->adapter = adapter;
+
+	cxgbe_process_devargs(adapter);
+
+	err = cxgbe_probe(adapter);
+	if (err) {
+		dev_err(adapter, "%s: cxgbe probe failed with err %d\n",
+			__func__, err);
+		goto out_free_adapter;
+	}
+
+	return 0;
+
+out_free_adapter:
+	rte_free(adapter);
+	return err;
+}
+
+static int eth_cxgbe_dev_uninit(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+
+	/* Free up other ports and all resources */
+	cxgbe_close(adap);
+	return 0;
+}
+
+static int eth_cxgbe_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+	struct rte_pci_device *pci_dev)
+{
+	return rte_eth_dev_pci_generic_probe(pci_dev,
+		sizeof(struct port_info), eth_cxgbe_dev_init);
+}
+
+static int eth_cxgbe_pci_remove(struct rte_pci_device *pci_dev)
+{
+	return rte_eth_dev_pci_generic_remove(pci_dev, eth_cxgbe_dev_uninit);
+}
+
+static struct rte_pci_driver rte_cxgbe_pmd = {
+	.id_table = cxgb4_pci_tbl,
+	.drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+	.probe = eth_cxgbe_pci_probe,
+	.remove = eth_cxgbe_pci_remove,
+};
+
+RTE_PMD_REGISTER_PCI(net_cxgbe, rte_cxgbe_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_cxgbe, cxgb4_pci_tbl);
+RTE_PMD_REGISTER_KMOD_DEP(net_cxgbe, "* igb_uio | uio_pci_generic | vfio-pci");
+RTE_PMD_REGISTER_PARAM_STRING(net_cxgbe,
+			      CXGBE_DEVARG_CMN_KEEP_OVLAN "=<0|1> "
+			      CXGBE_DEVARG_CMN_TX_MODE_LATENCY "=<0|1> "
+			      CXGBE_DEVARG_PF_FILTER_MODE "=<uint32> "
+			      CXGBE_DEVARG_PF_FILTER_MASK "=<uint32> ");
+
+RTE_INIT(cxgbe_init_log)
+{
+	cxgbe_logtype = rte_log_register("pmd.net.cxgbe");
+	if (cxgbe_logtype >= 0)
+		rte_log_set_level(cxgbe_logtype, RTE_LOG_NOTICE);
+	cxgbe_mbox_logtype = rte_log_register("pmd.net.cxgbe.mbox");
+	if (cxgbe_mbox_logtype >= 0)
+		rte_log_set_level(cxgbe_mbox_logtype, RTE_LOG_NOTICE);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.c
new file mode 100644
index 000000000..27e96c73e
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.c
@@ -0,0 +1,1433 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+#include <rte_net.h>
+
+#include "base/common.h"
+#include "base/t4_tcb.h"
+#include "base/t4_regs.h"
+#include "cxgbe_filter.h"
+#include "clip_tbl.h"
+#include "l2t.h"
+#include "smt.h"
+
+/**
+ * Initialize Hash Filters
+ */
+int cxgbe_init_hash_filter(struct adapter *adap)
+{
+	unsigned int n_user_filters;
+	unsigned int user_filter_perc;
+	int ret;
+	u32 params[7], val[7];
+
+#define FW_PARAM_DEV(param) \
+	(V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \
+	V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param))
+
+#define FW_PARAM_PFVF(param) \
+	(V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \
+	V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param) |  \
+	V_FW_PARAMS_PARAM_Y(0) | \
+	V_FW_PARAMS_PARAM_Z(0))
+
+	params[0] = FW_PARAM_DEV(NTID);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1,
+			      params, val);
+	if (ret < 0)
+		return ret;
+	adap->tids.ntids = val[0];
+	adap->tids.natids = min(adap->tids.ntids / 2, MAX_ATIDS);
+
+	user_filter_perc = 100;
+	n_user_filters = mult_frac(adap->tids.nftids,
+				   user_filter_perc,
+				   100);
+
+	adap->tids.nftids = n_user_filters;
+	adap->params.hash_filter = 1;
+	return 0;
+}
+
+/**
+ * Validate if the requested filter specification can be set by checking
+ * if the requested features have been enabled
+ */
+int cxgbe_validate_filter(struct adapter *adapter,
+			  struct ch_filter_specification *fs)
+{
+	u32 fconf, iconf;
+
+	/*
+	 * Check for unconfigured fields being used.
+	 */
+	fconf = fs->cap ? adapter->params.tp.filter_mask :
+			  adapter->params.tp.vlan_pri_map;
+
+	iconf = adapter->params.tp.ingress_config;
+
+#define S(_field) \
+	(fs->val._field || fs->mask._field)
+#define U(_mask, _field) \
+	(!(fconf & (_mask)) && S(_field))
+
+	if (U(F_PORT, iport) || U(F_ETHERTYPE, ethtype) ||
+	    U(F_PROTOCOL, proto) || U(F_MACMATCH, macidx) ||
+	    U(F_VLAN, ivlan_vld) || U(F_VNIC_ID, ovlan_vld) ||
+	    U(F_TOS, tos) || U(F_VNIC_ID, pfvf_vld))
+		return -EOPNOTSUPP;
+
+	/* Either OVLAN or PFVF match is enabled in hardware, but not both */
+	if ((S(pfvf_vld) && !(iconf & F_VNIC)) ||
+	    (S(ovlan_vld) && (iconf & F_VNIC)))
+		return -EOPNOTSUPP;
+
+	/* To use OVLAN or PFVF, L4 encapsulation match must not be enabled */
+	if ((S(ovlan_vld) && (iconf & F_USE_ENC_IDX)) ||
+	    (S(pfvf_vld) && (iconf & F_USE_ENC_IDX)))
+		return -EOPNOTSUPP;
+
+#undef S
+#undef U
+
+	/*
+	 * If the user is requesting that the filter action loop
+	 * matching packets back out one of our ports, make sure that
+	 * the egress port is in range.
+	 */
+	if (fs->action == FILTER_SWITCH &&
+	    fs->eport >= adapter->params.nports)
+		return -ERANGE;
+
+	/*
+	 * Don't allow various trivially obvious bogus out-of-range
+	 * values ...
+	 */
+	if (fs->val.iport >= adapter->params.nports)
+		return -ERANGE;
+
+	if (!fs->cap && fs->nat_mode && !adapter->params.filter2_wr_support)
+		return -EOPNOTSUPP;
+
+	if (!fs->cap && fs->swapmac && !adapter->params.filter2_wr_support)
+		return -EOPNOTSUPP;
+
+	return 0;
+}
+
+/**
+ * Get the queue to which the traffic must be steered to.
+ */
+static unsigned int get_filter_steerq(struct rte_eth_dev *dev,
+				      struct ch_filter_specification *fs)
+{
+	struct port_info *pi = ethdev2pinfo(dev);
+	struct adapter *adapter = pi->adapter;
+	unsigned int iq;
+
+	/*
+	 * If the user has requested steering matching Ingress Packets
+	 * to a specific Queue Set, we need to make sure it's in range
+	 * for the port and map that into the Absolute Queue ID of the
+	 * Queue Set's Response Queue.
+	 */
+	if (!fs->dirsteer) {
+		iq = 0;
+	} else {
+		/*
+		 * If the iq id is greater than the number of qsets,
+		 * then assume it is an absolute qid.
+		 */
+		if (fs->iq < pi->n_rx_qsets)
+			iq = adapter->sge.ethrxq[pi->first_qset +
+						 fs->iq].rspq.abs_id;
+		else
+			iq = fs->iq;
+	}
+
+	return iq;
+}
+
+/* Return an error number if the indicated filter isn't writable ... */
+static int writable_filter(struct filter_entry *f)
+{
+	if (f->locked)
+		return -EPERM;
+	if (f->pending)
+		return -EBUSY;
+
+	return 0;
+}
+
+/**
+ * Send CPL_SET_TCB_FIELD message
+ */
+static void set_tcb_field(struct adapter *adapter, unsigned int ftid,
+			  u16 word, u64 mask, u64 val, int no_reply)
+{
+	struct rte_mbuf *mbuf;
+	struct cpl_set_tcb_field *req;
+	struct sge_ctrl_txq *ctrlq;
+
+	ctrlq = &adapter->sge.ctrlq[0];
+	mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+	WARN_ON(!mbuf);
+
+	mbuf->data_len = sizeof(*req);
+	mbuf->pkt_len = mbuf->data_len;
+
+	req = rte_pktmbuf_mtod(mbuf, struct cpl_set_tcb_field *);
+	memset(req, 0, sizeof(*req));
+	INIT_TP_WR_MIT_CPL(req, CPL_SET_TCB_FIELD, ftid);
+	req->reply_ctrl = cpu_to_be16(V_REPLY_CHAN(0) |
+				      V_QUEUENO(adapter->sge.fw_evtq.abs_id) |
+				      V_NO_REPLY(no_reply));
+	req->word_cookie = cpu_to_be16(V_WORD(word) | V_COOKIE(ftid));
+	req->mask = cpu_to_be64(mask);
+	req->val = cpu_to_be64(val);
+
+	t4_mgmt_tx(ctrlq, mbuf);
+}
+
+/**
+ * Set one of the t_flags bits in the TCB.
+ */
+static void set_tcb_tflag(struct adapter *adap, unsigned int ftid,
+			  unsigned int bit_pos, unsigned int val, int no_reply)
+{
+	set_tcb_field(adap, ftid,  W_TCB_T_FLAGS, 1ULL << bit_pos,
+		      (unsigned long long)val << bit_pos, no_reply);
+}
+
+/**
+ * Build a CPL_SET_TCB_FIELD message as payload of a ULP_TX_PKT command.
+ */
+static inline void mk_set_tcb_field_ulp(struct filter_entry *f,
+					struct cpl_set_tcb_field *req,
+					unsigned int word,
+					u64 mask, u64 val, u8 cookie,
+					int no_reply)
+{
+	struct ulp_txpkt *txpkt = (struct ulp_txpkt *)req;
+	struct ulptx_idata *sc = (struct ulptx_idata *)(txpkt + 1);
+
+	txpkt->cmd_dest = cpu_to_be32(V_ULPTX_CMD(ULP_TX_PKT) |
+				      V_ULP_TXPKT_DEST(0));
+	txpkt->len = cpu_to_be32(DIV_ROUND_UP(sizeof(*req), 16));
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_IMM));
+	sc->len = cpu_to_be32(sizeof(*req) - sizeof(struct work_request_hdr));
+	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_SET_TCB_FIELD, f->tid));
+	req->reply_ctrl = cpu_to_be16(V_NO_REPLY(no_reply) | V_REPLY_CHAN(0) |
+				      V_QUEUENO(0));
+	req->word_cookie = cpu_to_be16(V_WORD(word) | V_COOKIE(cookie));
+	req->mask = cpu_to_be64(mask);
+	req->val = cpu_to_be64(val);
+	sc = (struct ulptx_idata *)(req + 1);
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_NOOP));
+	sc->len = cpu_to_be32(0);
+}
+
+/**
+ * IPv6 requires 2 slots on T6 and 4 slots for cards below T6.
+ * IPv4 requires only 1 slot on all cards.
+ */
+u8 cxgbe_filter_slots(struct adapter *adap, u8 family)
+{
+	if (family == FILTER_TYPE_IPV6) {
+		if (CHELSIO_CHIP_VERSION(adap->params.chip) < CHELSIO_T6)
+			return 4;
+
+		return 2;
+	}
+
+	return 1;
+}
+
+/**
+ * Check if entries are already filled.
+ */
+bool cxgbe_is_filter_set(struct tid_info *t, u32 fidx, u8 nentries)
+{
+	bool result = FALSE;
+	u32 i;
+
+	/* Ensure there's enough slots available. */
+	t4_os_lock(&t->ftid_lock);
+	for (i = fidx; i < fidx + nentries; i++) {
+		if (rte_bitmap_get(t->ftid_bmap, i)) {
+			result = TRUE;
+			break;
+		}
+	}
+	t4_os_unlock(&t->ftid_lock);
+	return result;
+}
+
+/**
+ * Allocate available free entries.
+ */
+int cxgbe_alloc_ftid(struct adapter *adap, u8 nentries)
+{
+	struct tid_info *t = &adap->tids;
+	int pos;
+	int size = t->nftids;
+
+	t4_os_lock(&t->ftid_lock);
+	if (nentries > 1)
+		pos = cxgbe_bitmap_find_free_region(t->ftid_bmap, size,
+						    nentries);
+	else
+		pos = cxgbe_find_first_zero_bit(t->ftid_bmap, size);
+	t4_os_unlock(&t->ftid_lock);
+
+	return pos < size ? pos : -1;
+}
+
+/**
+ * Construct hash filter ntuple.
+ */
+static u64 hash_filter_ntuple(const struct filter_entry *f)
+{
+	struct adapter *adap = ethdev2adap(f->dev);
+	struct tp_params *tp = &adap->params.tp;
+	u64 ntuple = 0;
+	u16 tcp_proto = IPPROTO_TCP; /* TCP Protocol Number */
+
+	if (tp->port_shift >= 0 && f->fs.mask.iport)
+		ntuple |= (u64)f->fs.val.iport << tp->port_shift;
+
+	if (tp->protocol_shift >= 0) {
+		if (!f->fs.val.proto)
+			ntuple |= (u64)tcp_proto << tp->protocol_shift;
+		else
+			ntuple |= (u64)f->fs.val.proto << tp->protocol_shift;
+	}
+
+	if (tp->ethertype_shift >= 0 && f->fs.mask.ethtype)
+		ntuple |= (u64)(f->fs.val.ethtype) << tp->ethertype_shift;
+	if (tp->macmatch_shift >= 0 && f->fs.mask.macidx)
+		ntuple |= (u64)(f->fs.val.macidx) << tp->macmatch_shift;
+	if (tp->vlan_shift >= 0 && f->fs.mask.ivlan)
+		ntuple |= (u64)(F_FT_VLAN_VLD | f->fs.val.ivlan) <<
+			  tp->vlan_shift;
+	if (tp->vnic_shift >= 0) {
+		if ((adap->params.tp.ingress_config & F_VNIC) &&
+		    f->fs.mask.pfvf_vld)
+			ntuple |= (u64)(f->fs.val.pfvf_vld << 16 |
+					f->fs.val.pf << 13 | f->fs.val.vf) <<
+					tp->vnic_shift;
+		else if (!(adap->params.tp.ingress_config & F_VNIC) &&
+			 f->fs.mask.ovlan_vld)
+			ntuple |= (u64)(f->fs.val.ovlan_vld << 16 |
+					f->fs.val.ovlan) << tp->vnic_shift;
+	}
+	if (tp->tos_shift >= 0 && f->fs.mask.tos)
+		ntuple |= (u64)f->fs.val.tos << tp->tos_shift;
+
+	return ntuple;
+}
+
+/**
+ * Build a CPL_ABORT_REQ message as payload of a ULP_TX_PKT command.
+ */
+static void mk_abort_req_ulp(struct cpl_abort_req *abort_req,
+			     unsigned int tid)
+{
+	struct ulp_txpkt *txpkt = (struct ulp_txpkt *)abort_req;
+	struct ulptx_idata *sc = (struct ulptx_idata *)(txpkt + 1);
+
+	txpkt->cmd_dest = cpu_to_be32(V_ULPTX_CMD(ULP_TX_PKT) |
+				      V_ULP_TXPKT_DEST(0));
+	txpkt->len = cpu_to_be32(DIV_ROUND_UP(sizeof(*abort_req), 16));
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_IMM));
+	sc->len = cpu_to_be32(sizeof(*abort_req) -
+			      sizeof(struct work_request_hdr));
+	OPCODE_TID(abort_req) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_REQ, tid));
+	abort_req->rsvd0 = cpu_to_be32(0);
+	abort_req->rsvd1 = 0;
+	abort_req->cmd = CPL_ABORT_NO_RST;
+	sc = (struct ulptx_idata *)(abort_req + 1);
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_NOOP));
+	sc->len = cpu_to_be32(0);
+}
+
+/**
+ * Build a CPL_ABORT_RPL message as payload of a ULP_TX_PKT command.
+ */
+static void mk_abort_rpl_ulp(struct cpl_abort_rpl *abort_rpl,
+			     unsigned int tid)
+{
+	struct ulp_txpkt *txpkt = (struct ulp_txpkt *)abort_rpl;
+	struct ulptx_idata *sc = (struct ulptx_idata *)(txpkt + 1);
+
+	txpkt->cmd_dest = cpu_to_be32(V_ULPTX_CMD(ULP_TX_PKT) |
+				      V_ULP_TXPKT_DEST(0));
+	txpkt->len = cpu_to_be32(DIV_ROUND_UP(sizeof(*abort_rpl), 16));
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_IMM));
+	sc->len = cpu_to_be32(sizeof(*abort_rpl) -
+			      sizeof(struct work_request_hdr));
+	OPCODE_TID(abort_rpl) = cpu_to_be32(MK_OPCODE_TID(CPL_ABORT_RPL, tid));
+	abort_rpl->rsvd0 = cpu_to_be32(0);
+	abort_rpl->rsvd1 = 0;
+	abort_rpl->cmd = CPL_ABORT_NO_RST;
+	sc = (struct ulptx_idata *)(abort_rpl + 1);
+	sc->cmd_more = cpu_to_be32(V_ULPTX_CMD(ULP_TX_SC_NOOP));
+	sc->len = cpu_to_be32(0);
+}
+
+/**
+ * Delete the specified hash filter.
+ */
+static int cxgbe_del_hash_filter(struct rte_eth_dev *dev,
+				 unsigned int filter_id,
+				 struct filter_ctx *ctx)
+{
+	struct adapter *adapter = ethdev2adap(dev);
+	struct tid_info *t = &adapter->tids;
+	struct filter_entry *f;
+	struct sge_ctrl_txq *ctrlq;
+	unsigned int port_id = ethdev2pinfo(dev)->port_id;
+	int ret;
+
+	if (filter_id > adapter->tids.ntids)
+		return -E2BIG;
+
+	f = lookup_tid(t, filter_id);
+	if (!f) {
+		dev_err(adapter, "%s: no filter entry for filter_id = %d\n",
+			__func__, filter_id);
+		return -EINVAL;
+	}
+
+	ret = writable_filter(f);
+	if (ret)
+		return ret;
+
+	if (f->valid) {
+		unsigned int wrlen;
+		struct rte_mbuf *mbuf;
+		struct work_request_hdr *wr;
+		struct ulptx_idata *aligner;
+		struct cpl_set_tcb_field *req;
+		struct cpl_abort_req *abort_req;
+		struct cpl_abort_rpl *abort_rpl;
+
+		f->ctx = ctx;
+		f->pending = 1;
+
+		wrlen = cxgbe_roundup(sizeof(*wr) +
+				      (sizeof(*req) + sizeof(*aligner)) +
+				      sizeof(*abort_req) + sizeof(*abort_rpl),
+				      16);
+
+		ctrlq = &adapter->sge.ctrlq[port_id];
+		mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+		if (!mbuf) {
+			dev_err(adapter, "%s: could not allocate skb ..\n",
+				__func__);
+			goto out_err;
+		}
+
+		mbuf->data_len = wrlen;
+		mbuf->pkt_len = mbuf->data_len;
+
+		req = rte_pktmbuf_mtod(mbuf, struct cpl_set_tcb_field *);
+		INIT_ULPTX_WR(req, wrlen, 0, 0);
+		wr = (struct work_request_hdr *)req;
+		wr++;
+		req = (struct cpl_set_tcb_field *)wr;
+		mk_set_tcb_field_ulp(f, req, W_TCB_RSS_INFO,
+				V_TCB_RSS_INFO(M_TCB_RSS_INFO),
+				V_TCB_RSS_INFO(adapter->sge.fw_evtq.abs_id),
+				0, 1);
+		aligner = (struct ulptx_idata *)(req + 1);
+		abort_req = (struct cpl_abort_req *)(aligner + 1);
+		mk_abort_req_ulp(abort_req, f->tid);
+		abort_rpl = (struct cpl_abort_rpl *)(abort_req + 1);
+		mk_abort_rpl_ulp(abort_rpl, f->tid);
+		t4_mgmt_tx(ctrlq, mbuf);
+	}
+	return 0;
+
+out_err:
+	return -ENOMEM;
+}
+
+/**
+ * Build a ACT_OPEN_REQ6 message for setting IPv6 hash filter.
+ */
+static void mk_act_open_req6(struct filter_entry *f, struct rte_mbuf *mbuf,
+			     unsigned int qid_filterid, struct adapter *adap)
+{
+	struct cpl_t6_act_open_req6 *req = NULL;
+	u64 local_lo, local_hi, peer_lo, peer_hi;
+	u32 *lip = (u32 *)f->fs.val.lip;
+	u32 *fip = (u32 *)f->fs.val.fip;
+
+	switch (CHELSIO_CHIP_VERSION(adap->params.chip)) {
+	case CHELSIO_T6:
+		req = rte_pktmbuf_mtod(mbuf, struct cpl_t6_act_open_req6 *);
+
+		INIT_TP_WR(req, 0);
+		break;
+	default:
+		dev_err(adap, "%s: unsupported chip type!\n", __func__);
+		return;
+	}
+
+	local_hi = ((u64)lip[1]) << 32 | lip[0];
+	local_lo = ((u64)lip[3]) << 32 | lip[2];
+	peer_hi = ((u64)fip[1]) << 32 | fip[0];
+	peer_lo = ((u64)fip[3]) << 32 | fip[2];
+
+	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ6,
+						    qid_filterid));
+	req->local_port = cpu_to_be16(f->fs.val.lport);
+	req->peer_port = cpu_to_be16(f->fs.val.fport);
+	req->local_ip_hi = local_hi;
+	req->local_ip_lo = local_lo;
+	req->peer_ip_hi = peer_hi;
+	req->peer_ip_lo = peer_lo;
+	req->opt0 = cpu_to_be64(V_NAGLE(f->fs.newvlan == VLAN_REMOVE ||
+					f->fs.newvlan == VLAN_REWRITE) |
+				V_DELACK(f->fs.hitcnts) |
+				V_L2T_IDX(f->l2t ? f->l2t->idx : 0) |
+				V_SMAC_SEL((cxgbe_port_viid(f->dev) & 0x7F)
+					   << 1) |
+				V_TX_CHAN(f->fs.eport) |
+				V_ULP_MODE(ULP_MODE_NONE) |
+				F_TCAM_BYPASS | F_NON_OFFLOAD);
+	req->params = cpu_to_be64(V_FILTER_TUPLE(hash_filter_ntuple(f)));
+	req->opt2 = cpu_to_be32(F_RSS_QUEUE_VALID |
+			    V_RSS_QUEUE(f->fs.iq) |
+			    F_T5_OPT_2_VALID |
+			    F_RX_CHANNEL |
+			    V_SACK_EN(f->fs.swapmac) |
+			    V_CONG_CNTRL((f->fs.action == FILTER_DROP) |
+					 (f->fs.dirsteer << 1)) |
+			    V_CCTRL_ECN(f->fs.action == FILTER_SWITCH));
+}
+
+/**
+ * Build a ACT_OPEN_REQ message for setting IPv4 hash filter.
+ */
+static void mk_act_open_req(struct filter_entry *f, struct rte_mbuf *mbuf,
+			    unsigned int qid_filterid, struct adapter *adap)
+{
+	struct cpl_t6_act_open_req *req = NULL;
+
+	switch (CHELSIO_CHIP_VERSION(adap->params.chip)) {
+	case CHELSIO_T6:
+		req = rte_pktmbuf_mtod(mbuf, struct cpl_t6_act_open_req *);
+
+		INIT_TP_WR(req, 0);
+		break;
+	default:
+		dev_err(adap, "%s: unsupported chip type!\n", __func__);
+		return;
+	}
+
+	OPCODE_TID(req) = cpu_to_be32(MK_OPCODE_TID(CPL_ACT_OPEN_REQ,
+						    qid_filterid));
+	req->local_port = cpu_to_be16(f->fs.val.lport);
+	req->peer_port = cpu_to_be16(f->fs.val.fport);
+	req->local_ip = f->fs.val.lip[0] | f->fs.val.lip[1] << 8 |
+			f->fs.val.lip[2] << 16 | f->fs.val.lip[3] << 24;
+	req->peer_ip = f->fs.val.fip[0] | f->fs.val.fip[1] << 8 |
+			f->fs.val.fip[2] << 16 | f->fs.val.fip[3] << 24;
+	req->opt0 = cpu_to_be64(V_NAGLE(f->fs.newvlan == VLAN_REMOVE ||
+					f->fs.newvlan == VLAN_REWRITE) |
+				V_DELACK(f->fs.hitcnts) |
+				V_L2T_IDX(f->l2t ? f->l2t->idx : 0) |
+				V_SMAC_SEL((cxgbe_port_viid(f->dev) & 0x7F)
+					   << 1) |
+				V_TX_CHAN(f->fs.eport) |
+				V_ULP_MODE(ULP_MODE_NONE) |
+				F_TCAM_BYPASS | F_NON_OFFLOAD);
+	req->params = cpu_to_be64(V_FILTER_TUPLE(hash_filter_ntuple(f)));
+	req->opt2 = cpu_to_be32(F_RSS_QUEUE_VALID |
+			    V_RSS_QUEUE(f->fs.iq) |
+			    F_T5_OPT_2_VALID |
+			    F_RX_CHANNEL |
+			    V_SACK_EN(f->fs.swapmac) |
+			    V_CONG_CNTRL((f->fs.action == FILTER_DROP) |
+					 (f->fs.dirsteer << 1)) |
+			    V_CCTRL_ECN(f->fs.action == FILTER_SWITCH));
+}
+
+/**
+ * Set the specified hash filter.
+ */
+static int cxgbe_set_hash_filter(struct rte_eth_dev *dev,
+				 struct ch_filter_specification *fs,
+				 struct filter_ctx *ctx)
+{
+	struct port_info *pi = ethdev2pinfo(dev);
+	struct adapter *adapter = pi->adapter;
+	struct tid_info *t = &adapter->tids;
+	struct filter_entry *f;
+	struct rte_mbuf *mbuf;
+	struct sge_ctrl_txq *ctrlq;
+	unsigned int iq;
+	int atid, size;
+	int ret = 0;
+
+	ret = cxgbe_validate_filter(adapter, fs);
+	if (ret)
+		return ret;
+
+	iq = get_filter_steerq(dev, fs);
+
+	ctrlq = &adapter->sge.ctrlq[pi->port_id];
+
+	f = t4_os_alloc(sizeof(*f));
+	if (!f)
+		goto out_err;
+
+	f->fs = *fs;
+	f->ctx = ctx;
+	f->dev = dev;
+	f->fs.iq = iq;
+
+	/*
+	 * If the new filter requires loopback Destination MAC and/or VLAN
+	 * rewriting then we need to allocate a Layer 2 Table (L2T) entry for
+	 * the filter.
+	 */
+	if (f->fs.newdmac || f->fs.newvlan == VLAN_INSERT ||
+	    f->fs.newvlan == VLAN_REWRITE) {
+		/* allocate L2T entry for new filter */
+		f->l2t = cxgbe_l2t_alloc_switching(dev, f->fs.vlan,
+						   f->fs.eport, f->fs.dmac);
+		if (!f->l2t) {
+			ret = -ENOMEM;
+			goto out_err;
+		}
+	}
+
+	/* If the new filter requires Source MAC rewriting then we need to
+	 * allocate a SMT entry for the filter
+	 */
+	if (f->fs.newsmac) {
+		f->smt = cxgbe_smt_alloc_switching(f->dev, f->fs.smac);
+		if (!f->smt) {
+			ret = -EAGAIN;
+			goto out_err;
+		}
+	}
+
+	atid = cxgbe_alloc_atid(t, f);
+	if (atid < 0)
+		goto out_err;
+
+	if (f->fs.type == FILTER_TYPE_IPV6) {
+		/* IPv6 hash filter */
+		f->clipt = cxgbe_clip_alloc(f->dev, (u32 *)&f->fs.val.lip);
+		if (!f->clipt)
+			goto free_atid;
+
+		size = sizeof(struct cpl_t6_act_open_req6);
+		mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+		if (!mbuf) {
+			ret = -ENOMEM;
+			goto free_clip;
+		}
+
+		mbuf->data_len = size;
+		mbuf->pkt_len = mbuf->data_len;
+
+		mk_act_open_req6(f, mbuf,
+				 ((adapter->sge.fw_evtq.abs_id << 14) | atid),
+				 adapter);
+	} else {
+		/* IPv4 hash filter */
+		size = sizeof(struct cpl_t6_act_open_req);
+		mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+		if (!mbuf) {
+			ret = -ENOMEM;
+			goto free_atid;
+		}
+
+		mbuf->data_len = size;
+		mbuf->pkt_len = mbuf->data_len;
+
+		mk_act_open_req(f, mbuf,
+				((adapter->sge.fw_evtq.abs_id << 14) | atid),
+				adapter);
+	}
+
+	f->pending = 1;
+	t4_mgmt_tx(ctrlq, mbuf);
+	return 0;
+
+free_clip:
+	cxgbe_clip_release(f->dev, f->clipt);
+free_atid:
+	cxgbe_free_atid(t, atid);
+
+out_err:
+	t4_os_free(f);
+	return ret;
+}
+
+/**
+ * Clear a filter and release any of its resources that we own.  This also
+ * clears the filter's "pending" status.
+ */
+static void clear_filter(struct filter_entry *f)
+{
+	if (f->clipt)
+		cxgbe_clip_release(f->dev, f->clipt);
+
+	/*
+	 * The zeroing of the filter rule below clears the filter valid,
+	 * pending, locked flags etc. so it's all we need for
+	 * this operation.
+	 */
+	memset(f, 0, sizeof(*f));
+}
+
+/**
+ * t4_mk_filtdelwr - create a delete filter WR
+ * @adap: adapter context
+ * @ftid: the filter ID
+ * @wr: the filter work request to populate
+ * @qid: ingress queue to receive the delete notification
+ *
+ * Creates a filter work request to delete the supplied filter.  If @qid is
+ * negative the delete notification is suppressed.
+ */
+static void t4_mk_filtdelwr(struct adapter *adap, unsigned int ftid,
+			    struct fw_filter2_wr *wr, int qid)
+{
+	memset(wr, 0, sizeof(*wr));
+	if (adap->params.filter2_wr_support)
+		wr->op_pkd = cpu_to_be32(V_FW_WR_OP(FW_FILTER2_WR));
+	else
+		wr->op_pkd = cpu_to_be32(V_FW_WR_OP(FW_FILTER_WR));
+	wr->len16_pkd = cpu_to_be32(V_FW_WR_LEN16(sizeof(*wr) / 16));
+	wr->tid_to_iq = cpu_to_be32(V_FW_FILTER_WR_TID(ftid) |
+				    V_FW_FILTER_WR_NOREPLY(qid < 0));
+	wr->del_filter_to_l2tix = cpu_to_be32(F_FW_FILTER_WR_DEL_FILTER);
+	if (qid >= 0)
+		wr->rx_chan_rx_rpl_iq =
+				cpu_to_be16(V_FW_FILTER_WR_RX_RPL_IQ(qid));
+}
+
+/**
+ * Create FW work request to delete the filter at a specified index
+ */
+static int del_filter_wr(struct rte_eth_dev *dev, unsigned int fidx)
+{
+	struct adapter *adapter = ethdev2adap(dev);
+	struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
+	struct rte_mbuf *mbuf;
+	struct fw_filter2_wr *fwr;
+	struct sge_ctrl_txq *ctrlq;
+	unsigned int port_id = ethdev2pinfo(dev)->port_id;
+
+	ctrlq = &adapter->sge.ctrlq[port_id];
+	mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+	if (!mbuf)
+		return -ENOMEM;
+
+	mbuf->data_len = sizeof(*fwr);
+	mbuf->pkt_len = mbuf->data_len;
+
+	fwr = rte_pktmbuf_mtod(mbuf, struct fw_filter2_wr *);
+	t4_mk_filtdelwr(adapter, f->tid, fwr, adapter->sge.fw_evtq.abs_id);
+
+	/*
+	 * Mark the filter as "pending" and ship off the Filter Work Request.
+	 * When we get the Work Request Reply we'll clear the pending status.
+	 */
+	f->pending = 1;
+	t4_mgmt_tx(ctrlq, mbuf);
+	return 0;
+}
+
+static int set_filter_wr(struct rte_eth_dev *dev, unsigned int fidx)
+{
+	struct adapter *adapter = ethdev2adap(dev);
+	struct filter_entry *f = &adapter->tids.ftid_tab[fidx];
+	struct rte_mbuf *mbuf;
+	struct fw_filter2_wr *fwr;
+	struct sge_ctrl_txq *ctrlq;
+	unsigned int port_id = ethdev2pinfo(dev)->port_id;
+	int ret;
+
+	/*
+	 * If the new filter requires loopback Destination MAC and/or VLAN
+	 * rewriting then we need to allocate a Layer 2 Table (L2T) entry for
+	 * the filter.
+	 */
+	if (f->fs.newvlan || f->fs.newdmac) {
+		/* allocate L2T entry for new filter */
+		f->l2t = cxgbe_l2t_alloc_switching(f->dev, f->fs.vlan,
+						   f->fs.eport, f->fs.dmac);
+
+		if (!f->l2t)
+			return -ENOMEM;
+	}
+
+	/* If the new filter requires Source MAC rewriting then we need to
+	 * allocate a SMT entry for the filter
+	 */
+	if (f->fs.newsmac) {
+		f->smt = cxgbe_smt_alloc_switching(f->dev, f->fs.smac);
+		if (!f->smt) {
+			if (f->l2t) {
+				cxgbe_l2t_release(f->l2t);
+				f->l2t = NULL;
+			}
+			return -ENOMEM;
+		}
+	}
+
+	ctrlq = &adapter->sge.ctrlq[port_id];
+	mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+	if (!mbuf) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	mbuf->data_len = sizeof(*fwr);
+	mbuf->pkt_len = mbuf->data_len;
+
+	fwr = rte_pktmbuf_mtod(mbuf, struct fw_filter2_wr *);
+	memset(fwr, 0, sizeof(*fwr));
+
+	/*
+	 * Construct the work request to set the filter.
+	 */
+	if (adapter->params.filter2_wr_support)
+		fwr->op_pkd = cpu_to_be32(V_FW_WR_OP(FW_FILTER2_WR));
+	else
+		fwr->op_pkd = cpu_to_be32(V_FW_WR_OP(FW_FILTER_WR));
+	fwr->len16_pkd = cpu_to_be32(V_FW_WR_LEN16(sizeof(*fwr) / 16));
+	fwr->tid_to_iq =
+		cpu_to_be32(V_FW_FILTER_WR_TID(f->tid) |
+			    V_FW_FILTER_WR_RQTYPE(f->fs.type) |
+			    V_FW_FILTER_WR_NOREPLY(0) |
+			    V_FW_FILTER_WR_IQ(f->fs.iq));
+	fwr->del_filter_to_l2tix =
+		cpu_to_be32(V_FW_FILTER_WR_DROP(f->fs.action == FILTER_DROP) |
+			    V_FW_FILTER_WR_DIRSTEER(f->fs.dirsteer) |
+			    V_FW_FILTER_WR_LPBK(f->fs.action == FILTER_SWITCH) |
+			    V_FW_FILTER_WR_SMAC(f->fs.newsmac) |
+			    V_FW_FILTER_WR_DMAC(f->fs.newdmac) |
+			    V_FW_FILTER_WR_INSVLAN
+				(f->fs.newvlan == VLAN_INSERT ||
+				 f->fs.newvlan == VLAN_REWRITE) |
+			    V_FW_FILTER_WR_RMVLAN
+				(f->fs.newvlan == VLAN_REMOVE ||
+				 f->fs.newvlan == VLAN_REWRITE) |
+			    V_FW_FILTER_WR_HITCNTS(f->fs.hitcnts) |
+			    V_FW_FILTER_WR_TXCHAN(f->fs.eport) |
+			    V_FW_FILTER_WR_PRIO(f->fs.prio) |
+			    V_FW_FILTER_WR_L2TIX(f->l2t ? f->l2t->idx : 0));
+	fwr->ethtype = cpu_to_be16(f->fs.val.ethtype);
+	fwr->ethtypem = cpu_to_be16(f->fs.mask.ethtype);
+	fwr->frag_to_ovlan_vldm =
+		(V_FW_FILTER_WR_IVLAN_VLD(f->fs.val.ivlan_vld) |
+		 V_FW_FILTER_WR_IVLAN_VLDM(f->fs.mask.ivlan_vld) |
+		 V_FW_FILTER_WR_OVLAN_VLD(f->fs.val.ovlan_vld) |
+		 V_FW_FILTER_WR_OVLAN_VLDM(f->fs.mask.ovlan_vld));
+	fwr->smac_sel = f->smt ? f->smt->hw_idx : 0;
+	fwr->rx_chan_rx_rpl_iq =
+		cpu_to_be16(V_FW_FILTER_WR_RX_CHAN(0) |
+			    V_FW_FILTER_WR_RX_RPL_IQ(adapter->sge.fw_evtq.abs_id
+						     ));
+	fwr->maci_to_matchtypem =
+		cpu_to_be32(V_FW_FILTER_WR_MACI(f->fs.val.macidx) |
+			    V_FW_FILTER_WR_MACIM(f->fs.mask.macidx) |
+			    V_FW_FILTER_WR_PORT(f->fs.val.iport) |
+			    V_FW_FILTER_WR_PORTM(f->fs.mask.iport));
+	fwr->ptcl = f->fs.val.proto;
+	fwr->ptclm = f->fs.mask.proto;
+	fwr->ttyp = f->fs.val.tos;
+	fwr->ttypm = f->fs.mask.tos;
+	fwr->ivlan = cpu_to_be16(f->fs.val.ivlan);
+	fwr->ivlanm = cpu_to_be16(f->fs.mask.ivlan);
+	fwr->ovlan = cpu_to_be16(f->fs.val.ovlan);
+	fwr->ovlanm = cpu_to_be16(f->fs.mask.ovlan);
+	rte_memcpy(fwr->lip, f->fs.val.lip, sizeof(fwr->lip));
+	rte_memcpy(fwr->lipm, f->fs.mask.lip, sizeof(fwr->lipm));
+	rte_memcpy(fwr->fip, f->fs.val.fip, sizeof(fwr->fip));
+	rte_memcpy(fwr->fipm, f->fs.mask.fip, sizeof(fwr->fipm));
+	fwr->lp = cpu_to_be16(f->fs.val.lport);
+	fwr->lpm = cpu_to_be16(f->fs.mask.lport);
+	fwr->fp = cpu_to_be16(f->fs.val.fport);
+	fwr->fpm = cpu_to_be16(f->fs.mask.fport);
+
+	if (adapter->params.filter2_wr_support) {
+		fwr->filter_type_swapmac =
+			 V_FW_FILTER2_WR_SWAPMAC(f->fs.swapmac);
+		fwr->natmode_to_ulp_type =
+			V_FW_FILTER2_WR_ULP_TYPE(f->fs.nat_mode ?
+						 ULP_MODE_TCPDDP :
+						 ULP_MODE_NONE) |
+			V_FW_FILTER2_WR_NATMODE(f->fs.nat_mode);
+		memcpy(fwr->newlip, f->fs.nat_lip, sizeof(fwr->newlip));
+		memcpy(fwr->newfip, f->fs.nat_fip, sizeof(fwr->newfip));
+		fwr->newlport = cpu_to_be16(f->fs.nat_lport);
+		fwr->newfport = cpu_to_be16(f->fs.nat_fport);
+	}
+
+	/*
+	 * Mark the filter as "pending" and ship off the Filter Work Request.
+	 * When we get the Work Request Reply we'll clear the pending status.
+	 */
+	f->pending = 1;
+	t4_mgmt_tx(ctrlq, mbuf);
+	return 0;
+
+out:
+	return ret;
+}
+
+/**
+ * Set the corresponding entries in the bitmap.
+ */
+static int cxgbe_set_ftid(struct tid_info *t, u32 fidx, u8 nentries)
+{
+	u32 i;
+
+	t4_os_lock(&t->ftid_lock);
+	if (rte_bitmap_get(t->ftid_bmap, fidx)) {
+		t4_os_unlock(&t->ftid_lock);
+		return -EBUSY;
+	}
+
+	for (i = fidx; i < fidx + nentries; i++)
+		rte_bitmap_set(t->ftid_bmap, i);
+	t4_os_unlock(&t->ftid_lock);
+	return 0;
+}
+
+/**
+ * Clear the corresponding entries in the bitmap.
+ */
+static void cxgbe_clear_ftid(struct tid_info *t, u32 fidx, u8 nentries)
+{
+	u32 i;
+
+	t4_os_lock(&t->ftid_lock);
+	for (i = fidx; i < fidx + nentries; i++)
+		rte_bitmap_clear(t->ftid_bmap, i);
+	t4_os_unlock(&t->ftid_lock);
+}
+
+/**
+ * Check a delete filter request for validity and send it to the hardware.
+ * Return 0 on success, an error number otherwise.  We attach any provided
+ * filter operation context to the internal filter specification in order to
+ * facilitate signaling completion of the operation.
+ */
+int cxgbe_del_filter(struct rte_eth_dev *dev, unsigned int filter_id,
+		     struct ch_filter_specification *fs,
+		     struct filter_ctx *ctx)
+{
+	struct port_info *pi = dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct filter_entry *f;
+	unsigned int chip_ver;
+	u8 nentries;
+	int ret;
+
+	if (is_hashfilter(adapter) && fs->cap)
+		return cxgbe_del_hash_filter(dev, filter_id, ctx);
+
+	if (filter_id >= adapter->tids.nftids)
+		return -ERANGE;
+
+	chip_ver = CHELSIO_CHIP_VERSION(adapter->params.chip);
+
+	/*
+	 * Ensure IPv6 filter id is aligned on the 2 slot boundary for T6,
+	 * and 4 slot boundary for cards below T6.
+	 */
+	if (fs->type == FILTER_TYPE_IPV6) {
+		if (chip_ver < CHELSIO_T6)
+			filter_id &= ~(0x3);
+		else
+			filter_id &= ~(0x1);
+	}
+
+	nentries = cxgbe_filter_slots(adapter, fs->type);
+	ret = cxgbe_is_filter_set(&adapter->tids, filter_id, nentries);
+	if (!ret) {
+		dev_warn(adap, "%s: could not find filter entry: %u\n",
+			 __func__, filter_id);
+		return -EINVAL;
+	}
+
+	f = &adapter->tids.ftid_tab[filter_id];
+	ret = writable_filter(f);
+	if (ret)
+		return ret;
+
+	if (f->valid) {
+		f->ctx = ctx;
+		cxgbe_clear_ftid(&adapter->tids,
+				 f->tid - adapter->tids.ftid_base,
+				 nentries);
+		return del_filter_wr(dev, filter_id);
+	}
+
+	/*
+	 * If the caller has passed in a Completion Context then we need to
+	 * mark it as a successful completion so they don't stall waiting
+	 * for it.
+	 */
+	if (ctx) {
+		ctx->result = 0;
+		t4_complete(&ctx->completion);
+	}
+
+	return 0;
+}
+
+/**
+ * Check a Chelsio Filter Request for validity, convert it into our internal
+ * format and send it to the hardware.  Return 0 on success, an error number
+ * otherwise.  We attach any provided filter operation context to the internal
+ * filter specification in order to facilitate signaling completion of the
+ * operation.
+ */
+int cxgbe_set_filter(struct rte_eth_dev *dev, unsigned int filter_id,
+		     struct ch_filter_specification *fs,
+		     struct filter_ctx *ctx)
+{
+	struct port_info *pi = ethdev2pinfo(dev);
+	struct adapter *adapter = pi->adapter;
+	u8 nentries, bitoff[16] = {0};
+	struct filter_entry *f;
+	unsigned int chip_ver;
+	unsigned int fidx, iq;
+	u32 iconf;
+	int ret;
+
+	if (is_hashfilter(adapter) && fs->cap)
+		return cxgbe_set_hash_filter(dev, fs, ctx);
+
+	if (filter_id >= adapter->tids.nftids)
+		return -ERANGE;
+
+	chip_ver = CHELSIO_CHIP_VERSION(adapter->params.chip);
+
+	ret = cxgbe_validate_filter(adapter, fs);
+	if (ret)
+		return ret;
+
+	/*
+	 * IPv6 filters occupy four slots and must be aligned on four-slot
+	 * boundaries for T5. On T6, IPv6 filters occupy two-slots and
+	 * must be aligned on two-slot boundaries.
+	 *
+	 * IPv4 filters only occupy a single slot and have no alignment
+	 * requirements.
+	 */
+	fidx = filter_id;
+	if (fs->type == FILTER_TYPE_IPV6) {
+		if (chip_ver < CHELSIO_T6)
+			fidx &= ~(0x3);
+		else
+			fidx &= ~(0x1);
+	}
+
+	if (fidx != filter_id)
+		return -EINVAL;
+
+	nentries = cxgbe_filter_slots(adapter, fs->type);
+	ret = cxgbe_is_filter_set(&adapter->tids, filter_id, nentries);
+	if (ret)
+		return -EBUSY;
+
+	iq = get_filter_steerq(dev, fs);
+
+	/*
+	 * Check to make sure that provided filter index is not
+	 * already in use by someone else
+	 */
+	f = &adapter->tids.ftid_tab[filter_id];
+	if (f->valid)
+		return -EBUSY;
+
+	fidx = adapter->tids.ftid_base + filter_id;
+	ret = cxgbe_set_ftid(&adapter->tids, filter_id, nentries);
+	if (ret)
+		return ret;
+
+	/*
+	 * Check to make sure the filter requested is writable ...
+	 */
+	ret = writable_filter(f);
+	if (ret) {
+		/* Clear the bits we have set above */
+		cxgbe_clear_ftid(&adapter->tids, filter_id, nentries);
+		return ret;
+	}
+
+	/*
+	 * Allocate a clip table entry only if we have non-zero IPv6 address
+	 */
+	if (chip_ver > CHELSIO_T5 && fs->type &&
+	    memcmp(fs->val.lip, bitoff, sizeof(bitoff))) {
+		f->clipt = cxgbe_clip_alloc(dev, (u32 *)&fs->val.lip);
+		if (!f->clipt)
+			goto free_tid;
+	}
+
+	/*
+	 * Convert the filter specification into our internal format.
+	 * We copy the PF/VF specification into the Outer VLAN field
+	 * here so the rest of the code -- including the interface to
+	 * the firmware -- doesn't have to constantly do these checks.
+	 */
+	f->fs = *fs;
+	f->fs.iq = iq;
+	f->dev = dev;
+
+	iconf = adapter->params.tp.ingress_config;
+
+	/* Either PFVF or OVLAN can be active, but not both
+	 * So, if PFVF is enabled, then overwrite the OVLAN
+	 * fields with PFVF fields before writing the spec
+	 * to hardware.
+	 */
+	if (iconf & F_VNIC) {
+		f->fs.val.ovlan = fs->val.pf << 13 | fs->val.vf;
+		f->fs.mask.ovlan = fs->mask.pf << 13 | fs->mask.vf;
+		f->fs.val.ovlan_vld = fs->val.pfvf_vld;
+		f->fs.mask.ovlan_vld = fs->mask.pfvf_vld;
+	}
+
+	/*
+	 * Attempt to set the filter.  If we don't succeed, we clear
+	 * it and return the failure.
+	 */
+	f->ctx = ctx;
+	f->tid = fidx; /* Save the actual tid */
+	ret = set_filter_wr(dev, filter_id);
+	if (ret)
+		goto free_tid;
+
+	return ret;
+
+free_tid:
+	cxgbe_clear_ftid(&adapter->tids, filter_id, nentries);
+	clear_filter(f);
+	return ret;
+}
+
+/**
+ * Handle a Hash filter write reply.
+ */
+void cxgbe_hash_filter_rpl(struct adapter *adap,
+			   const struct cpl_act_open_rpl *rpl)
+{
+	struct tid_info *t = &adap->tids;
+	struct filter_entry *f;
+	struct filter_ctx *ctx = NULL;
+	unsigned int tid = GET_TID(rpl);
+	unsigned int ftid = G_TID_TID(G_AOPEN_ATID
+				      (be32_to_cpu(rpl->atid_status)));
+	unsigned int status  = G_AOPEN_STATUS(be32_to_cpu(rpl->atid_status));
+
+	f = lookup_atid(t, ftid);
+	if (!f) {
+		dev_warn(adap, "%s: could not find filter entry: %d\n",
+			 __func__, ftid);
+		return;
+	}
+
+	ctx = f->ctx;
+	f->ctx = NULL;
+
+	switch (status) {
+	case CPL_ERR_NONE: {
+		f->tid = tid;
+		f->pending = 0;  /* asynchronous setup completed */
+		f->valid = 1;
+
+		cxgbe_insert_tid(t, f, f->tid, 0);
+		cxgbe_free_atid(t, ftid);
+		if (ctx) {
+			ctx->tid = f->tid;
+			ctx->result = 0;
+		}
+		if (f->fs.hitcnts)
+			set_tcb_field(adap, tid,
+				      W_TCB_TIMESTAMP,
+				      V_TCB_TIMESTAMP(M_TCB_TIMESTAMP) |
+				      V_TCB_T_RTT_TS_RECENT_AGE
+					      (M_TCB_T_RTT_TS_RECENT_AGE),
+				      V_TCB_TIMESTAMP(0ULL) |
+				      V_TCB_T_RTT_TS_RECENT_AGE(0ULL),
+				      1);
+		if (f->fs.newdmac)
+			set_tcb_tflag(adap, tid, S_TF_CCTRL_ECE, 1, 1);
+		if (f->fs.newvlan == VLAN_INSERT ||
+		    f->fs.newvlan == VLAN_REWRITE)
+			set_tcb_tflag(adap, tid, S_TF_CCTRL_RFR, 1, 1);
+		if (f->fs.newsmac) {
+			set_tcb_tflag(adap, tid, S_TF_CCTRL_CWR, 1, 1);
+			set_tcb_field(adap, tid, W_TCB_SMAC_SEL,
+				      V_TCB_SMAC_SEL(M_TCB_SMAC_SEL),
+				      V_TCB_SMAC_SEL(f->smt->hw_idx), 1);
+		}
+		break;
+	}
+	default:
+		dev_warn(adap, "%s: filter creation failed with status = %u\n",
+			 __func__, status);
+
+		if (ctx) {
+			if (status == CPL_ERR_TCAM_FULL)
+				ctx->result = -EAGAIN;
+			else
+				ctx->result = -EINVAL;
+		}
+
+		cxgbe_free_atid(t, ftid);
+		t4_os_free(f);
+	}
+
+	if (ctx)
+		t4_complete(&ctx->completion);
+}
+
+/**
+ * Handle a LE-TCAM filter write/deletion reply.
+ */
+void cxgbe_filter_rpl(struct adapter *adap, const struct cpl_set_tcb_rpl *rpl)
+{
+	struct filter_entry *f = NULL;
+	unsigned int tid = GET_TID(rpl);
+	int idx, max_fidx = adap->tids.nftids;
+
+	/* Get the corresponding filter entry for this tid */
+	if (adap->tids.ftid_tab) {
+		/* Check this in normal filter region */
+		idx = tid - adap->tids.ftid_base;
+		if (idx >= max_fidx)
+			return;
+
+		f = &adap->tids.ftid_tab[idx];
+		if (f->tid != tid)
+			return;
+	}
+
+	/* We found the filter entry for this tid */
+	if (f) {
+		unsigned int ret = G_COOKIE(rpl->cookie);
+		struct filter_ctx *ctx;
+
+		/*
+		 * Pull off any filter operation context attached to the
+		 * filter.
+		 */
+		ctx = f->ctx;
+		f->ctx = NULL;
+
+		if (ret == FW_FILTER_WR_FLT_ADDED) {
+			f->pending = 0;  /* asynchronous setup completed */
+			f->valid = 1;
+			if (ctx) {
+				ctx->tid = f->tid;
+				ctx->result = 0;
+			}
+		} else if (ret == FW_FILTER_WR_FLT_DELETED) {
+			/*
+			 * Clear the filter when we get confirmation from the
+			 * hardware that the filter has been deleted.
+			 */
+			clear_filter(f);
+			if (ctx)
+				ctx->result = 0;
+		} else {
+			/*
+			 * Something went wrong.  Issue a warning about the
+			 * problem and clear everything out.
+			 */
+			dev_warn(adap, "filter %u setup failed with error %u\n",
+				 idx, ret);
+			clear_filter(f);
+			if (ctx)
+				ctx->result = -EINVAL;
+		}
+
+		if (ctx)
+			t4_complete(&ctx->completion);
+	}
+}
+
+/*
+ * Retrieve the packet count for the specified filter.
+ */
+int cxgbe_get_filter_count(struct adapter *adapter, unsigned int fidx,
+			   u64 *c, int hash, bool get_byte)
+{
+	struct filter_entry *f;
+	unsigned int tcb_base, tcbaddr;
+	int ret;
+
+	tcb_base = t4_read_reg(adapter, A_TP_CMM_TCB_BASE);
+	if (is_hashfilter(adapter) && hash) {
+		if (fidx < adapter->tids.ntids) {
+			f = adapter->tids.tid_tab[fidx];
+			if (!f)
+				return -EINVAL;
+
+			if (is_t5(adapter->params.chip)) {
+				*c = 0;
+				return 0;
+			}
+			tcbaddr = tcb_base + (fidx * TCB_SIZE);
+			goto get_count;
+		} else {
+			return -ERANGE;
+		}
+	} else {
+		if (fidx >= adapter->tids.nftids)
+			return -ERANGE;
+
+		f = &adapter->tids.ftid_tab[fidx];
+		if (!f->valid)
+			return -EINVAL;
+
+		tcbaddr = tcb_base + f->tid * TCB_SIZE;
+	}
+
+	f = &adapter->tids.ftid_tab[fidx];
+	if (!f->valid)
+		return -EINVAL;
+
+get_count:
+	if (is_t5(adapter->params.chip) || is_t6(adapter->params.chip)) {
+		/*
+		 * For T5, the Filter Packet Hit Count is maintained as a
+		 * 32-bit Big Endian value in the TCB field {timestamp}.
+		 * Similar to the craziness above, instead of the filter hit
+		 * count showing up at offset 20 ((W_TCB_TIMESTAMP == 5) *
+		 * sizeof(u32)), it actually shows up at offset 24.  Whacky.
+		 */
+		if (get_byte) {
+			unsigned int word_offset = 4;
+			__be64 be64_byte_count;
+
+			t4_os_lock(&adapter->win0_lock);
+			ret = t4_memory_rw(adapter, MEMWIN_NIC, MEM_EDC0,
+					   tcbaddr +
+					   (word_offset * sizeof(__be32)),
+					   sizeof(be64_byte_count),
+					   &be64_byte_count,
+					   T4_MEMORY_READ);
+			t4_os_unlock(&adapter->win0_lock);
+			if (ret < 0)
+				return ret;
+			*c = be64_to_cpu(be64_byte_count);
+		} else {
+			unsigned int word_offset = 6;
+			__be32 be32_count;
+
+			t4_os_lock(&adapter->win0_lock);
+			ret = t4_memory_rw(adapter, MEMWIN_NIC, MEM_EDC0,
+					   tcbaddr +
+					   (word_offset * sizeof(__be32)),
+					   sizeof(be32_count), &be32_count,
+					   T4_MEMORY_READ);
+			t4_os_unlock(&adapter->win0_lock);
+			if (ret < 0)
+				return ret;
+			*c = (u64)be32_to_cpu(be32_count);
+		}
+	}
+	return 0;
+}
+
+/*
+ * Clear the packet count for the specified filter.
+ */
+int cxgbe_clear_filter_count(struct adapter *adapter, unsigned int fidx,
+			     int hash, bool clear_byte)
+{
+	u64 tcb_mask = 0, tcb_val = 0;
+	struct filter_entry *f = NULL;
+	u16 tcb_word = 0;
+
+	if (is_hashfilter(adapter) && hash) {
+		if (fidx >= adapter->tids.ntids)
+			return -ERANGE;
+
+		/* No hitcounts supported for T5 hashfilters */
+		if (is_t5(adapter->params.chip))
+			return 0;
+
+		f = adapter->tids.tid_tab[fidx];
+	} else {
+		if (fidx >= adapter->tids.nftids)
+			return -ERANGE;
+
+		f = &adapter->tids.ftid_tab[fidx];
+	}
+
+	if (!f || !f->valid)
+		return -EINVAL;
+
+	tcb_word = W_TCB_TIMESTAMP;
+	tcb_mask = V_TCB_TIMESTAMP(M_TCB_TIMESTAMP);
+	tcb_val = V_TCB_TIMESTAMP(0ULL);
+
+	set_tcb_field(adapter, f->tid, tcb_word, tcb_mask, tcb_val, 1);
+
+	if (clear_byte) {
+		tcb_word = W_TCB_T_RTT_TS_RECENT_AGE;
+		tcb_mask =
+			V_TCB_T_RTT_TS_RECENT_AGE(M_TCB_T_RTT_TS_RECENT_AGE) |
+			V_TCB_T_RTSEQ_RECENT(M_TCB_T_RTSEQ_RECENT);
+		tcb_val = V_TCB_T_RTT_TS_RECENT_AGE(0ULL) |
+			  V_TCB_T_RTSEQ_RECENT(0ULL);
+
+		set_tcb_field(adapter, f->tid, tcb_word, tcb_mask, tcb_val, 1);
+	}
+
+	return 0;
+}
+
+/**
+ * Handle a Hash filter delete reply.
+ */
+void cxgbe_hash_del_filter_rpl(struct adapter *adap,
+			       const struct cpl_abort_rpl_rss *rpl)
+{
+	struct tid_info *t = &adap->tids;
+	struct filter_entry *f;
+	struct filter_ctx *ctx = NULL;
+	unsigned int tid = GET_TID(rpl);
+
+	f = lookup_tid(t, tid);
+	if (!f) {
+		dev_warn(adap, "%s: could not find filter entry: %u\n",
+			 __func__, tid);
+		return;
+	}
+
+	ctx = f->ctx;
+	f->ctx = NULL;
+
+	f->valid = 0;
+
+	if (f->clipt)
+		cxgbe_clip_release(f->dev, f->clipt);
+
+	cxgbe_remove_tid(t, 0, tid, 0);
+	t4_os_free(f);
+
+	if (ctx) {
+		ctx->result = 0;
+		t4_complete(&ctx->completion);
+	}
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.h
new file mode 100644
index 000000000..e79c052de
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_filter.h
@@ -0,0 +1,276 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_FILTER_H_
+#define _CXGBE_FILTER_H_
+
+#include "base/t4_msg.h"
+/*
+ * Defined bit width of user definable filter tuples
+ */
+#define ETHTYPE_BITWIDTH 16
+#define FRAG_BITWIDTH 1
+#define MACIDX_BITWIDTH 9
+#define FCOE_BITWIDTH 1
+#define IPORT_BITWIDTH 3
+#define MATCHTYPE_BITWIDTH 3
+#define PROTO_BITWIDTH 8
+#define TOS_BITWIDTH 8
+#define PF_BITWIDTH 3
+#define VF_BITWIDTH 13
+#define IVLAN_BITWIDTH 16
+#define OVLAN_BITWIDTH 16
+
+/*
+ * Filter matching rules.  These consist of a set of ingress packet field
+ * (value, mask) tuples.  The associated ingress packet field matches the
+ * tuple when ((field & mask) == value).  (Thus a wildcard "don't care" field
+ * rule can be constructed by specifying a tuple of (0, 0).)  A filter rule
+ * matches an ingress packet when all of the individual individual field
+ * matching rules are true.
+ *
+ * Partial field masks are always valid, however, while it may be easy to
+ * understand their meanings for some fields (e.g. IP address to match a
+ * subnet), for others making sensible partial masks is less intuitive (e.g.
+ * MPS match type) ...
+ */
+struct ch_filter_tuple {
+	/*
+	 * Compressed header matching field rules.  The TP_VLAN_PRI_MAP
+	 * register selects which of these fields will participate in the
+	 * filter match rules -- up to a maximum of 36 bits.  Because
+	 * TP_VLAN_PRI_MAP is a global register, all filters must use the same
+	 * set of fields.
+	 */
+	uint32_t ethtype:ETHTYPE_BITWIDTH;	/* Ethernet type */
+	uint32_t frag:FRAG_BITWIDTH;		/* IP fragmentation header */
+	uint32_t ivlan_vld:1;			/* inner VLAN valid */
+	uint32_t ovlan_vld:1;			/* outer VLAN valid */
+	uint32_t pfvf_vld:1;			/* PF/VF valid */
+	uint32_t macidx:MACIDX_BITWIDTH;	/* exact match MAC index */
+	uint32_t fcoe:FCOE_BITWIDTH;		/* FCoE packet */
+	uint32_t iport:IPORT_BITWIDTH;		/* ingress port */
+	uint32_t matchtype:MATCHTYPE_BITWIDTH;	/* MPS match type */
+	uint32_t proto:PROTO_BITWIDTH;		/* protocol type */
+	uint32_t tos:TOS_BITWIDTH;		/* TOS/Traffic Type */
+	uint32_t pf:PF_BITWIDTH;		/* PCI-E PF ID */
+	uint32_t vf:VF_BITWIDTH;		/* PCI-E VF ID */
+	uint32_t ivlan:IVLAN_BITWIDTH;		/* inner VLAN */
+	uint32_t ovlan:OVLAN_BITWIDTH;		/* outer VLAN */
+
+	/*
+	 * Uncompressed header matching field rules.  These are always
+	 * available for field rules.
+	 */
+	uint8_t lip[16];	/* local IP address (IPv4 in [3:0]) */
+	uint8_t fip[16];	/* foreign IP address (IPv4 in [3:0]) */
+	uint16_t lport;		/* local port */
+	uint16_t fport;		/* foreign port */
+
+	/* reservations for future additions */
+	uint8_t rsvd[12];
+};
+
+/*
+ * Filter specification
+ */
+struct ch_filter_specification {
+	void *private;
+	/* Administrative fields for filter. */
+	uint32_t hitcnts:1;	/* count filter hits in TCB */
+	uint32_t prio:1;	/* filter has priority over active/server */
+
+	/*
+	 * Fundamental filter typing.  This is the one element of filter
+	 * matching that doesn't exist as a (value, mask) tuple.
+	 */
+	uint32_t type:1;	/* 0 => IPv4, 1 => IPv6 */
+	uint32_t cap:1;		/* 0 => LE-TCAM, 1 => Hash */
+
+	/*
+	 * Packet dispatch information.  Ingress packets which match the
+	 * filter rules will be dropped, passed to the host or switched back
+	 * out as egress packets.
+	 */
+	uint32_t action:2;	/* drop, pass, switch */
+
+	uint32_t dirsteer:1;	/* 0 => RSS, 1 => steer to iq */
+	uint32_t iq:10;		/* ingress queue */
+
+	uint32_t eport:2;	/* egress port to switch packet out */
+	uint32_t newsmac:1;     /* rewrite source MAC address */
+	uint32_t newdmac:1;     /* rewrite destination MAC address */
+	uint32_t swapmac:1;     /* swap SMAC/DMAC for loopback packet */
+	uint32_t newvlan:2;     /* rewrite VLAN Tag */
+	uint8_t smac[RTE_ETHER_ADDR_LEN];   /* new source MAC address */
+	uint8_t dmac[RTE_ETHER_ADDR_LEN];   /* new destination MAC address */
+	uint16_t vlan;          /* VLAN Tag to insert */
+
+	/*
+	 * Switch proxy/rewrite fields.  An ingress packet which matches a
+	 * filter with "switch" set will be looped back out as an egress
+	 * packet -- potentially with some header rewriting.
+	 */
+	uint32_t nat_mode:3;	/* specify NAT operation mode */
+
+	uint8_t nat_lip[16];	/* local IP to use after NAT'ing */
+	uint8_t nat_fip[16];	/* foreign IP to use after NAT'ing */
+	uint16_t nat_lport;	/* local port number to use after NAT'ing */
+	uint16_t nat_fport;	/* foreign port number to use after NAT'ing */
+
+	/* Filter rule value/mask pairs. */
+	struct ch_filter_tuple val;
+	struct ch_filter_tuple mask;
+};
+
+enum {
+	FILTER_PASS = 0,	/* default */
+	FILTER_DROP,
+	FILTER_SWITCH
+};
+
+enum {
+	VLAN_REMOVE = 1,
+	VLAN_INSERT,
+	VLAN_REWRITE
+};
+
+enum {
+	NAT_MODE_NONE = 0,	/* No NAT performed */
+	NAT_MODE_DIP,		/* NAT on Dst IP */
+	NAT_MODE_DIP_DP,	/* NAT on Dst IP, Dst Port */
+	NAT_MODE_DIP_DP_SIP,	/* NAT on Dst IP, Dst Port and Src IP */
+	NAT_MODE_DIP_DP_SP,	/* NAT on Dst IP, Dst Port and Src Port */
+	NAT_MODE_SIP_SP,	/* NAT on Src IP and Src Port */
+	NAT_MODE_DIP_SIP_SP,	/* NAT on Dst IP, Src IP and Src Port */
+	NAT_MODE_ALL		/* NAT on entire 4-tuple */
+};
+
+enum filter_type {
+	FILTER_TYPE_IPV4 = 0,
+	FILTER_TYPE_IPV6,
+};
+
+struct t4_completion {
+	unsigned int done;       /* completion done (0 - No, 1 - Yes) */
+	rte_spinlock_t lock;     /* completion lock */
+};
+
+/*
+ * Filter operation context to allow callers to wait for
+ * an asynchronous completion.
+ */
+struct filter_ctx {
+	struct t4_completion completion; /* completion rendezvous */
+	int result;                      /* result of operation */
+	u32 tid;                         /* to store tid of hash filter */
+};
+
+/*
+ * Host shadow copy of ingress filter entry.  This is in host native format
+ * and doesn't match the ordering or bit order, etc. of the hardware or the
+ * firmware command.
+ */
+struct filter_entry {
+	/*
+	 * Administrative fields for filter.
+	 */
+	u32 valid:1;                /* filter allocated and valid */
+	u32 locked:1;               /* filter is administratively locked */
+	u32 pending:1;              /* filter action is pending FW reply */
+	struct filter_ctx *ctx;     /* caller's completion hook */
+	struct clip_entry *clipt;   /* CLIP Table entry for IPv6 */
+	struct l2t_entry *l2t;      /* Layer Two Table entry for dmac */
+	struct smt_entry *smt;      /* Source Mac Table entry for smac */
+	struct rte_eth_dev *dev;    /* Port's rte eth device */
+	void *private;              /* For use by apps using filter_entry */
+
+	/* This will store the actual tid */
+	u32 tid;
+
+	/*
+	 * The filter itself.
+	 */
+	struct ch_filter_specification fs;
+};
+
+#define FILTER_ID_MAX   (~0U)
+
+struct tid_info;
+struct adapter;
+
+/**
+ * Find first clear bit in the bitmap.
+ */
+static inline unsigned int cxgbe_find_first_zero_bit(struct rte_bitmap *bmap,
+						     unsigned int size)
+{
+	unsigned int idx;
+
+	for (idx = 0; idx < size; idx++)
+		if (!rte_bitmap_get(bmap, idx))
+			break;
+
+	return idx;
+}
+
+/**
+ * Find a free region of 'num' consecutive entries.
+ */
+static inline unsigned int
+cxgbe_bitmap_find_free_region(struct rte_bitmap *bmap, unsigned int size,
+			      unsigned int num)
+{
+	unsigned int idx, j, free = 0;
+
+	if (num > size)
+		return size;
+
+	for (idx = 0; idx < size; idx += num) {
+		for (j = 0; j < num; j++) {
+			if (!rte_bitmap_get(bmap, idx + j)) {
+				free++;
+			} else {
+				free = 0;
+				break;
+			}
+		}
+
+		/* Found the Region */
+		if (free == num)
+			break;
+
+		/* Reached the end and still no region found */
+		if ((idx + num) > size) {
+			idx = size;
+			break;
+		}
+	}
+
+	return idx;
+}
+
+u8 cxgbe_filter_slots(struct adapter *adap, u8 family);
+bool cxgbe_is_filter_set(struct tid_info *t, u32 fidx, u8 nentries);
+void cxgbe_filter_rpl(struct adapter *adap, const struct cpl_set_tcb_rpl *rpl);
+int cxgbe_set_filter(struct rte_eth_dev *dev, unsigned int filter_id,
+		     struct ch_filter_specification *fs,
+		     struct filter_ctx *ctx);
+int cxgbe_del_filter(struct rte_eth_dev *dev, unsigned int filter_id,
+		     struct ch_filter_specification *fs,
+		     struct filter_ctx *ctx);
+int cxgbe_alloc_ftid(struct adapter *adap, u8 nentries);
+int cxgbe_init_hash_filter(struct adapter *adap);
+void cxgbe_hash_filter_rpl(struct adapter *adap,
+			   const struct cpl_act_open_rpl *rpl);
+void cxgbe_hash_del_filter_rpl(struct adapter *adap,
+			       const struct cpl_abort_rpl_rss *rpl);
+int cxgbe_validate_filter(struct adapter *adap,
+			  struct ch_filter_specification *fs);
+int cxgbe_get_filter_count(struct adapter *adapter, unsigned int fidx,
+			   u64 *c, int hash, bool get_byte);
+int cxgbe_clear_filter_count(struct adapter *adapter, unsigned int fidx,
+			     int hash, bool clear_byte);
+#endif /* _CXGBE_FILTER_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.c
new file mode 100644
index 000000000..166c39ba5
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.c
@@ -0,0 +1,1458 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+#include "base/common.h"
+#include "cxgbe_flow.h"
+
+#define __CXGBE_FILL_FS(__v, __m, fs, elem, e) \
+do { \
+	if ((fs)->mask.elem && ((fs)->val.elem != (__v))) \
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, \
+					  NULL, "Redefined match item with" \
+					  " different values found"); \
+	(fs)->val.elem = (__v); \
+	(fs)->mask.elem = (__m); \
+} while (0)
+
+#define __CXGBE_FILL_FS_MEMCPY(__v, __m, fs, elem) \
+do { \
+	memcpy(&(fs)->val.elem, &(__v), sizeof(__v)); \
+	memcpy(&(fs)->mask.elem, &(__m), sizeof(__m)); \
+} while (0)
+
+#define CXGBE_FILL_FS(v, m, elem) \
+	__CXGBE_FILL_FS(v, m, fs, elem, e)
+
+#define CXGBE_FILL_FS_MEMCPY(v, m, elem) \
+	__CXGBE_FILL_FS_MEMCPY(v, m, fs, elem)
+
+static int
+cxgbe_validate_item(const struct rte_flow_item *i, struct rte_flow_error *e)
+{
+	/* rte_flow specification does not allow it. */
+	if (!i->spec && (i->mask ||  i->last))
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
+				   i, "last or mask given without spec");
+	/*
+	 * We don't support it.
+	 * Although, we can support values in last as 0's or last == spec.
+	 * But this will not provide user with any additional functionality
+	 * and will only increase the complexity for us.
+	 */
+	if (i->last)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+				   i, "last is not supported by chelsio pmd");
+	return 0;
+}
+
+/**
+ * Apart from the 4-tuple IPv4/IPv6 - TCP/UDP information,
+ * there's only 40-bits available to store match fields.
+ * So, to save space, optimize filter spec for some common
+ * known fields that hardware can parse against incoming
+ * packets automatically.
+ */
+static void
+cxgbe_tweak_filter_spec(struct adapter *adap,
+			struct ch_filter_specification *fs)
+{
+	/* Save 16-bit ethertype field space, by setting corresponding
+	 * 1-bit flags in the filter spec for common known ethertypes.
+	 * When hardware sees these flags, it automatically infers and
+	 * matches incoming packets against the corresponding ethertype.
+	 */
+	if (fs->mask.ethtype == 0xffff) {
+		switch (fs->val.ethtype) {
+		case RTE_ETHER_TYPE_IPV4:
+			if (adap->params.tp.ethertype_shift < 0) {
+				fs->type = FILTER_TYPE_IPV4;
+				fs->val.ethtype = 0;
+				fs->mask.ethtype = 0;
+			}
+			break;
+		case RTE_ETHER_TYPE_IPV6:
+			if (adap->params.tp.ethertype_shift < 0) {
+				fs->type = FILTER_TYPE_IPV6;
+				fs->val.ethtype = 0;
+				fs->mask.ethtype = 0;
+			}
+			break;
+		case RTE_ETHER_TYPE_VLAN:
+			if (adap->params.tp.ethertype_shift < 0 &&
+			    adap->params.tp.vlan_shift >= 0) {
+				fs->val.ivlan_vld = 1;
+				fs->mask.ivlan_vld = 1;
+				fs->val.ethtype = 0;
+				fs->mask.ethtype = 0;
+			}
+			break;
+		case RTE_ETHER_TYPE_QINQ:
+			if (adap->params.tp.ethertype_shift < 0 &&
+			    adap->params.tp.vnic_shift >= 0) {
+				fs->val.ovlan_vld = 1;
+				fs->mask.ovlan_vld = 1;
+				fs->val.ethtype = 0;
+				fs->mask.ethtype = 0;
+			}
+			break;
+		default:
+			break;
+		}
+	}
+}
+
+static void
+cxgbe_fill_filter_region(struct adapter *adap,
+			 struct ch_filter_specification *fs)
+{
+	struct tp_params *tp = &adap->params.tp;
+	u64 hash_filter_mask = tp->hash_filter_mask;
+	u64 ntuple_mask = 0;
+
+	fs->cap = 0;
+
+	if (!is_hashfilter(adap))
+		return;
+
+	if (fs->type) {
+		uint8_t biton[16] = {0xff, 0xff, 0xff, 0xff,
+				     0xff, 0xff, 0xff, 0xff,
+				     0xff, 0xff, 0xff, 0xff,
+				     0xff, 0xff, 0xff, 0xff};
+		uint8_t bitoff[16] = {0};
+
+		if (!memcmp(fs->val.lip, bitoff, sizeof(bitoff)) ||
+		    !memcmp(fs->val.fip, bitoff, sizeof(bitoff)) ||
+		    memcmp(fs->mask.lip, biton, sizeof(biton)) ||
+		    memcmp(fs->mask.fip, biton, sizeof(biton)))
+			return;
+	} else {
+		uint32_t biton  = 0xffffffff;
+		uint32_t bitoff = 0x0U;
+
+		if (!memcmp(fs->val.lip, &bitoff, sizeof(bitoff)) ||
+		    !memcmp(fs->val.fip, &bitoff, sizeof(bitoff)) ||
+		    memcmp(fs->mask.lip, &biton, sizeof(biton)) ||
+		    memcmp(fs->mask.fip, &biton, sizeof(biton)))
+			return;
+	}
+
+	if (!fs->val.lport || fs->mask.lport != 0xffff)
+		return;
+	if (!fs->val.fport || fs->mask.fport != 0xffff)
+		return;
+
+	if (tp->protocol_shift >= 0)
+		ntuple_mask |= (u64)fs->mask.proto << tp->protocol_shift;
+	if (tp->ethertype_shift >= 0)
+		ntuple_mask |= (u64)fs->mask.ethtype << tp->ethertype_shift;
+	if (tp->port_shift >= 0)
+		ntuple_mask |= (u64)fs->mask.iport << tp->port_shift;
+	if (tp->macmatch_shift >= 0)
+		ntuple_mask |= (u64)fs->mask.macidx << tp->macmatch_shift;
+	if (tp->vlan_shift >= 0 && fs->mask.ivlan_vld)
+		ntuple_mask |= (u64)(F_FT_VLAN_VLD | fs->mask.ivlan) <<
+			       tp->vlan_shift;
+	if (tp->vnic_shift >= 0) {
+		if (fs->mask.ovlan_vld)
+			ntuple_mask |= (u64)(fs->val.ovlan_vld << 16 |
+					     fs->mask.ovlan) << tp->vnic_shift;
+		else if (fs->mask.pfvf_vld)
+			ntuple_mask |= (u64)(fs->mask.pfvf_vld << 16 |
+					     fs->mask.pf << 13 |
+					     fs->mask.vf) << tp->vnic_shift;
+	}
+	if (tp->tos_shift >= 0)
+		ntuple_mask |= (u64)fs->mask.tos << tp->tos_shift;
+
+	if (ntuple_mask != hash_filter_mask)
+		return;
+
+	fs->cap = 1;	/* use hash region */
+}
+
+static int
+ch_rte_parsetype_eth(const void *dmask, const struct rte_flow_item *item,
+		     struct ch_filter_specification *fs,
+		     struct rte_flow_error *e)
+{
+	const struct rte_flow_item_eth *spec = item->spec;
+	const struct rte_flow_item_eth *umask = item->mask;
+	const struct rte_flow_item_eth *mask;
+
+	/* If user has not given any mask, then use chelsio supported mask. */
+	mask = umask ? umask : (const struct rte_flow_item_eth *)dmask;
+
+	if (!spec)
+		return 0;
+
+	/* we don't support SRC_MAC filtering*/
+	if (!rte_is_zero_ether_addr(&mask->src))
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "src mac filtering not supported");
+
+	if (!rte_is_zero_ether_addr(&mask->dst)) {
+		const u8 *addr = (const u8 *)&spec->dst.addr_bytes[0];
+		const u8 *m = (const u8 *)&mask->dst.addr_bytes[0];
+		struct rte_flow *flow = (struct rte_flow *)fs->private;
+		struct port_info *pi = (struct port_info *)
+					(flow->dev->data->dev_private);
+		int idx;
+
+		idx = cxgbe_mpstcam_alloc(pi, addr, m);
+		if (idx <= 0)
+			return rte_flow_error_set(e, idx,
+						  RTE_FLOW_ERROR_TYPE_ITEM,
+						  NULL, "unable to allocate mac"
+						  " entry in h/w");
+		CXGBE_FILL_FS(idx, 0x1ff, macidx);
+	}
+
+	CXGBE_FILL_FS(be16_to_cpu(spec->type),
+		      be16_to_cpu(mask->type), ethtype);
+
+	return 0;
+}
+
+static int
+ch_rte_parsetype_port(const void *dmask, const struct rte_flow_item *item,
+		      struct ch_filter_specification *fs,
+		      struct rte_flow_error *e)
+{
+	const struct rte_flow_item_phy_port *val = item->spec;
+	const struct rte_flow_item_phy_port *umask = item->mask;
+	const struct rte_flow_item_phy_port *mask;
+
+	mask = umask ? umask : (const struct rte_flow_item_phy_port *)dmask;
+
+	if (!val)
+		return 0; /* Wildcard, match all physical ports */
+
+	if (val->index > 0x7)
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "port index up to 0x7 is supported");
+
+	CXGBE_FILL_FS(val->index, mask->index, iport);
+
+	return 0;
+}
+
+static int
+ch_rte_parsetype_vlan(const void *dmask, const struct rte_flow_item *item,
+		      struct ch_filter_specification *fs,
+		      struct rte_flow_error *e)
+{
+	const struct rte_flow_item_vlan *spec = item->spec;
+	const struct rte_flow_item_vlan *umask = item->mask;
+	const struct rte_flow_item_vlan *mask;
+
+	/* If user has not given any mask, then use chelsio supported mask. */
+	mask = umask ? umask : (const struct rte_flow_item_vlan *)dmask;
+
+	if (!fs->mask.ethtype)
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "Can't parse VLAN item without knowing ethertype");
+
+	/* If ethertype is already set and is not VLAN (0x8100) or
+	 * QINQ(0x88A8), then don't proceed further. Otherwise,
+	 * reset the outer ethertype, so that it can be replaced by
+	 * innermost ethertype. Note that hardware will automatically
+	 * match against VLAN or QINQ packets, based on 'ivlan_vld' or
+	 * 'ovlan_vld' bit set in Chelsio filter spec, respectively.
+	 */
+	if (fs->mask.ethtype) {
+		if (fs->val.ethtype != RTE_ETHER_TYPE_VLAN &&
+		    fs->val.ethtype != RTE_ETHER_TYPE_QINQ)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ITEM,
+						  item,
+						  "Ethertype must be 0x8100 or 0x88a8");
+	}
+
+	if (fs->val.ethtype == RTE_ETHER_TYPE_QINQ) {
+		CXGBE_FILL_FS(1, 1, ovlan_vld);
+		if (spec) {
+			CXGBE_FILL_FS(be16_to_cpu(spec->tci),
+				      be16_to_cpu(mask->tci), ovlan);
+
+			fs->mask.ethtype = 0;
+			fs->val.ethtype = 0;
+		}
+	} else if (fs->val.ethtype == RTE_ETHER_TYPE_VLAN) {
+		CXGBE_FILL_FS(1, 1, ivlan_vld);
+		if (spec) {
+			CXGBE_FILL_FS(be16_to_cpu(spec->tci),
+				      be16_to_cpu(mask->tci), ivlan);
+
+			fs->mask.ethtype = 0;
+			fs->val.ethtype = 0;
+		}
+	}
+
+	if (spec)
+		CXGBE_FILL_FS(be16_to_cpu(spec->inner_type),
+			      be16_to_cpu(mask->inner_type), ethtype);
+
+	return 0;
+}
+
+static int
+ch_rte_parsetype_pf(const void *dmask __rte_unused,
+		    const struct rte_flow_item *item __rte_unused,
+		    struct ch_filter_specification *fs,
+		    struct rte_flow_error *e __rte_unused)
+{
+	struct rte_flow *flow = (struct rte_flow *)fs->private;
+	struct rte_eth_dev *dev = flow->dev;
+	struct adapter *adap = ethdev2adap(dev);
+
+	CXGBE_FILL_FS(1, 1, pfvf_vld);
+
+	CXGBE_FILL_FS(adap->pf, 0x7, pf);
+	return 0;
+}
+
+static int
+ch_rte_parsetype_vf(const void *dmask, const struct rte_flow_item *item,
+		    struct ch_filter_specification *fs,
+		    struct rte_flow_error *e)
+{
+	const struct rte_flow_item_vf *umask = item->mask;
+	const struct rte_flow_item_vf *val = item->spec;
+	const struct rte_flow_item_vf *mask;
+
+	/* If user has not given any mask, then use chelsio supported mask. */
+	mask = umask ? umask : (const struct rte_flow_item_vf *)dmask;
+
+	CXGBE_FILL_FS(1, 1, pfvf_vld);
+
+	if (!val)
+		return 0; /* Wildcard, match all Vf */
+
+	if (val->id > UCHAR_MAX)
+		return rte_flow_error_set(e, EINVAL,
+					  RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "VF ID > MAX(255)");
+
+	CXGBE_FILL_FS(val->id, mask->id, vf);
+
+	return 0;
+}
+
+static int
+ch_rte_parsetype_udp(const void *dmask, const struct rte_flow_item *item,
+		     struct ch_filter_specification *fs,
+		     struct rte_flow_error *e)
+{
+	const struct rte_flow_item_udp *val = item->spec;
+	const struct rte_flow_item_udp *umask = item->mask;
+	const struct rte_flow_item_udp *mask;
+
+	mask = umask ? umask : (const struct rte_flow_item_udp *)dmask;
+
+	if (mask->hdr.dgram_len || mask->hdr.dgram_cksum)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "udp: only src/dst port supported");
+
+	CXGBE_FILL_FS(IPPROTO_UDP, 0xff, proto);
+	if (!val)
+		return 0;
+	CXGBE_FILL_FS(be16_to_cpu(val->hdr.src_port),
+		      be16_to_cpu(mask->hdr.src_port), fport);
+	CXGBE_FILL_FS(be16_to_cpu(val->hdr.dst_port),
+		      be16_to_cpu(mask->hdr.dst_port), lport);
+	return 0;
+}
+
+static int
+ch_rte_parsetype_tcp(const void *dmask, const struct rte_flow_item *item,
+		     struct ch_filter_specification *fs,
+		     struct rte_flow_error *e)
+{
+	const struct rte_flow_item_tcp *val = item->spec;
+	const struct rte_flow_item_tcp *umask = item->mask;
+	const struct rte_flow_item_tcp *mask;
+
+	mask = umask ? umask : (const struct rte_flow_item_tcp *)dmask;
+
+	if (mask->hdr.sent_seq || mask->hdr.recv_ack || mask->hdr.data_off ||
+	    mask->hdr.tcp_flags || mask->hdr.rx_win || mask->hdr.cksum ||
+	    mask->hdr.tcp_urp)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "tcp: only src/dst port supported");
+
+	CXGBE_FILL_FS(IPPROTO_TCP, 0xff, proto);
+	if (!val)
+		return 0;
+	CXGBE_FILL_FS(be16_to_cpu(val->hdr.src_port),
+		      be16_to_cpu(mask->hdr.src_port), fport);
+	CXGBE_FILL_FS(be16_to_cpu(val->hdr.dst_port),
+		      be16_to_cpu(mask->hdr.dst_port), lport);
+	return 0;
+}
+
+static int
+ch_rte_parsetype_ipv4(const void *dmask, const struct rte_flow_item *item,
+		      struct ch_filter_specification *fs,
+		      struct rte_flow_error *e)
+{
+	const struct rte_flow_item_ipv4 *val = item->spec;
+	const struct rte_flow_item_ipv4 *umask = item->mask;
+	const struct rte_flow_item_ipv4 *mask;
+
+	mask = umask ? umask : (const struct rte_flow_item_ipv4 *)dmask;
+
+	if (mask->hdr.time_to_live)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item, "ttl is not supported");
+
+	if (fs->mask.ethtype &&
+	    (fs->val.ethtype != RTE_ETHER_TYPE_IPV4))
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "Couldn't find IPv4 ethertype");
+	fs->type = FILTER_TYPE_IPV4;
+	if (!val)
+		return 0; /* ipv4 wild card */
+
+	CXGBE_FILL_FS(val->hdr.next_proto_id, mask->hdr.next_proto_id, proto);
+	CXGBE_FILL_FS_MEMCPY(val->hdr.dst_addr, mask->hdr.dst_addr, lip);
+	CXGBE_FILL_FS_MEMCPY(val->hdr.src_addr, mask->hdr.src_addr, fip);
+	CXGBE_FILL_FS(val->hdr.type_of_service, mask->hdr.type_of_service, tos);
+
+	return 0;
+}
+
+static int
+ch_rte_parsetype_ipv6(const void *dmask, const struct rte_flow_item *item,
+		      struct ch_filter_specification *fs,
+		      struct rte_flow_error *e)
+{
+	const struct rte_flow_item_ipv6 *val = item->spec;
+	const struct rte_flow_item_ipv6 *umask = item->mask;
+	const struct rte_flow_item_ipv6 *mask;
+	u32 vtc_flow, vtc_flow_mask;
+
+	mask = umask ? umask : (const struct rte_flow_item_ipv6 *)dmask;
+
+	vtc_flow_mask = be32_to_cpu(mask->hdr.vtc_flow);
+
+	if (vtc_flow_mask & RTE_IPV6_HDR_FL_MASK ||
+	    mask->hdr.payload_len || mask->hdr.hop_limits)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "flow/hop are not supported");
+
+	if (fs->mask.ethtype &&
+	    (fs->val.ethtype != RTE_ETHER_TYPE_IPV6))
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM,
+					  item,
+					  "Couldn't find IPv6 ethertype");
+	fs->type = FILTER_TYPE_IPV6;
+	if (!val)
+		return 0; /* ipv6 wild card */
+
+	CXGBE_FILL_FS(val->hdr.proto, mask->hdr.proto, proto);
+
+	vtc_flow = be32_to_cpu(val->hdr.vtc_flow);
+	CXGBE_FILL_FS((vtc_flow & RTE_IPV6_HDR_TC_MASK) >>
+		      RTE_IPV6_HDR_TC_SHIFT,
+		      (vtc_flow_mask & RTE_IPV6_HDR_TC_MASK) >>
+		      RTE_IPV6_HDR_TC_SHIFT,
+		      tos);
+
+	CXGBE_FILL_FS_MEMCPY(val->hdr.dst_addr, mask->hdr.dst_addr, lip);
+	CXGBE_FILL_FS_MEMCPY(val->hdr.src_addr, mask->hdr.src_addr, fip);
+
+	return 0;
+}
+
+static int
+cxgbe_rtef_parse_attr(struct rte_flow *flow, const struct rte_flow_attr *attr,
+		      struct rte_flow_error *e)
+{
+	if (attr->egress)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ATTR,
+					  attr, "attribute:<egress> is"
+					  " not supported !");
+	if (attr->group > 0)
+		return rte_flow_error_set(e, ENOTSUP, RTE_FLOW_ERROR_TYPE_ATTR,
+					  attr, "group parameter is"
+					  " not supported.");
+
+	flow->fidx = attr->priority ? attr->priority - 1 : FILTER_ID_MAX;
+
+	return 0;
+}
+
+static inline int check_rxq(struct rte_eth_dev *dev, uint16_t rxq)
+{
+	struct port_info *pi = ethdev2pinfo(dev);
+
+	if (rxq > pi->n_rx_qsets)
+		return -EINVAL;
+	return 0;
+}
+
+static int cxgbe_validate_fidxondel(struct filter_entry *f, unsigned int fidx)
+{
+	struct adapter *adap = ethdev2adap(f->dev);
+	struct ch_filter_specification fs = f->fs;
+	u8 nentries;
+
+	if (fidx >= adap->tids.nftids) {
+		dev_err(adap, "invalid flow index %d.\n", fidx);
+		return -EINVAL;
+	}
+
+	nentries = cxgbe_filter_slots(adap, fs.type);
+	if (!cxgbe_is_filter_set(&adap->tids, fidx, nentries)) {
+		dev_err(adap, "Already free fidx:%d f:%p\n", fidx, f);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int
+cxgbe_validate_fidxonadd(struct ch_filter_specification *fs,
+			 struct adapter *adap, unsigned int fidx)
+{
+	u8 nentries;
+
+	nentries = cxgbe_filter_slots(adap, fs->type);
+	if (cxgbe_is_filter_set(&adap->tids, fidx, nentries)) {
+		dev_err(adap, "filter index: %d is busy.\n", fidx);
+		return -EBUSY;
+	}
+
+	if (fidx >= adap->tids.nftids) {
+		dev_err(adap, "filter index (%u) >= max(%u)\n",
+			fidx, adap->tids.nftids);
+		return -ERANGE;
+	}
+
+	return 0;
+}
+
+static int
+cxgbe_verify_fidx(struct rte_flow *flow, unsigned int fidx, uint8_t del)
+{
+	if (flow->fs.cap)
+		return 0; /* Hash filters */
+	return del ? cxgbe_validate_fidxondel(flow->f, fidx) :
+		cxgbe_validate_fidxonadd(&flow->fs,
+					 ethdev2adap(flow->dev), fidx);
+}
+
+static int cxgbe_get_fidx(struct rte_flow *flow, unsigned int *fidx)
+{
+	struct ch_filter_specification *fs = &flow->fs;
+	struct adapter *adap = ethdev2adap(flow->dev);
+
+	/* For tcam get the next available slot, if default value specified */
+	if (flow->fidx == FILTER_ID_MAX) {
+		u8 nentries;
+		int idx;
+
+		nentries = cxgbe_filter_slots(adap, fs->type);
+		idx = cxgbe_alloc_ftid(adap, nentries);
+		if (idx < 0) {
+			dev_err(adap, "unable to get a filter index in tcam\n");
+			return -ENOMEM;
+		}
+		*fidx = (unsigned int)idx;
+	} else {
+		*fidx = flow->fidx;
+	}
+
+	return 0;
+}
+
+static int
+cxgbe_get_flow_item_index(const struct rte_flow_item items[], u32 type)
+{
+	const struct rte_flow_item *i;
+	int j, index = -ENOENT;
+
+	for (i = items, j = 0; i->type != RTE_FLOW_ITEM_TYPE_END; i++, j++) {
+		if (i->type == type) {
+			index = j;
+			break;
+		}
+	}
+
+	return index;
+}
+
+static int
+ch_rte_parse_nat(uint8_t nmode, struct ch_filter_specification *fs)
+{
+	/* nmode:
+	 * BIT_0 = [src_ip],   BIT_1 = [dst_ip]
+	 * BIT_2 = [src_port], BIT_3 = [dst_port]
+	 *
+	 * Only below cases are supported as per our spec.
+	 */
+	switch (nmode) {
+	case 0:  /* 0000b */
+		fs->nat_mode = NAT_MODE_NONE;
+		break;
+	case 2:  /* 0010b */
+		fs->nat_mode = NAT_MODE_DIP;
+		break;
+	case 5:  /* 0101b */
+		fs->nat_mode = NAT_MODE_SIP_SP;
+		break;
+	case 7:  /* 0111b */
+		fs->nat_mode = NAT_MODE_DIP_SIP_SP;
+		break;
+	case 10: /* 1010b */
+		fs->nat_mode = NAT_MODE_DIP_DP;
+		break;
+	case 11: /* 1011b */
+		fs->nat_mode = NAT_MODE_DIP_DP_SIP;
+		break;
+	case 14: /* 1110b */
+		fs->nat_mode = NAT_MODE_DIP_DP_SP;
+		break;
+	case 15: /* 1111b */
+		fs->nat_mode = NAT_MODE_ALL;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int
+ch_rte_parse_atype_switch(const struct rte_flow_action *a,
+			  const struct rte_flow_item items[],
+			  uint8_t *nmode,
+			  struct ch_filter_specification *fs,
+			  struct rte_flow_error *e)
+{
+	const struct rte_flow_action_of_set_vlan_vid *vlanid;
+	const struct rte_flow_action_of_set_vlan_pcp *vlanpcp;
+	const struct rte_flow_action_of_push_vlan *pushvlan;
+	const struct rte_flow_action_set_ipv4 *ipv4;
+	const struct rte_flow_action_set_ipv6 *ipv6;
+	const struct rte_flow_action_set_tp *tp_port;
+	const struct rte_flow_action_phy_port *port;
+	const struct rte_flow_action_set_mac *mac;
+	int item_index;
+	u16 tmp_vlan;
+
+	switch (a->type) {
+	case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
+		vlanid = (const struct rte_flow_action_of_set_vlan_vid *)
+			  a->conf;
+		/* If explicitly asked to push a new VLAN header,
+		 * then don't set rewrite mode. Otherwise, the
+		 * incoming VLAN packets will get their VLAN fields
+		 * rewritten, instead of adding an additional outer
+		 * VLAN header.
+		 */
+		if (fs->newvlan != VLAN_INSERT)
+			fs->newvlan = VLAN_REWRITE;
+		tmp_vlan = fs->vlan & 0xe000;
+		fs->vlan = (be16_to_cpu(vlanid->vlan_vid) & 0xfff) | tmp_vlan;
+		break;
+	case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
+		vlanpcp = (const struct rte_flow_action_of_set_vlan_pcp *)
+			  a->conf;
+		/* If explicitly asked to push a new VLAN header,
+		 * then don't set rewrite mode. Otherwise, the
+		 * incoming VLAN packets will get their VLAN fields
+		 * rewritten, instead of adding an additional outer
+		 * VLAN header.
+		 */
+		if (fs->newvlan != VLAN_INSERT)
+			fs->newvlan = VLAN_REWRITE;
+		tmp_vlan = fs->vlan & 0xfff;
+		fs->vlan = (vlanpcp->vlan_pcp << 13) | tmp_vlan;
+		break;
+	case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
+		pushvlan = (const struct rte_flow_action_of_push_vlan *)
+			    a->conf;
+		if (be16_to_cpu(pushvlan->ethertype) != RTE_ETHER_TYPE_VLAN)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "only ethertype 0x8100 "
+						  "supported for push vlan.");
+		fs->newvlan = VLAN_INSERT;
+		break;
+	case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
+		fs->newvlan = VLAN_REMOVE;
+		break;
+	case RTE_FLOW_ACTION_TYPE_PHY_PORT:
+		port = (const struct rte_flow_action_phy_port *)a->conf;
+		fs->eport = port->index;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_IPV4);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_IPV4 "
+						  "found.");
+
+		ipv4 = (const struct rte_flow_action_set_ipv4 *)a->conf;
+		memcpy(fs->nat_fip, &ipv4->ipv4_addr, sizeof(ipv4->ipv4_addr));
+		*nmode |= 1 << 0;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_IPV4);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_IPV4 "
+						  "found.");
+
+		ipv4 = (const struct rte_flow_action_set_ipv4 *)a->conf;
+		memcpy(fs->nat_lip, &ipv4->ipv4_addr, sizeof(ipv4->ipv4_addr));
+		*nmode |= 1 << 1;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_IPV6);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_IPV6 "
+						  "found.");
+
+		ipv6 = (const struct rte_flow_action_set_ipv6 *)a->conf;
+		memcpy(fs->nat_fip, ipv6->ipv6_addr, sizeof(ipv6->ipv6_addr));
+		*nmode |= 1 << 0;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_IPV6);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_IPV6 "
+						  "found.");
+
+		ipv6 = (const struct rte_flow_action_set_ipv6 *)a->conf;
+		memcpy(fs->nat_lip, ipv6->ipv6_addr, sizeof(ipv6->ipv6_addr));
+		*nmode |= 1 << 1;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_TCP);
+		if (item_index < 0) {
+			item_index =
+				cxgbe_get_flow_item_index(items,
+						RTE_FLOW_ITEM_TYPE_UDP);
+			if (item_index < 0)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, a,
+						"No RTE_FLOW_ITEM_TYPE_TCP or "
+						"RTE_FLOW_ITEM_TYPE_UDP found");
+		}
+
+		tp_port = (const struct rte_flow_action_set_tp *)a->conf;
+		fs->nat_fport = be16_to_cpu(tp_port->port);
+		*nmode |= 1 << 2;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_TCP);
+		if (item_index < 0) {
+			item_index =
+				cxgbe_get_flow_item_index(items,
+						RTE_FLOW_ITEM_TYPE_UDP);
+			if (item_index < 0)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, a,
+						"No RTE_FLOW_ITEM_TYPE_TCP or "
+						"RTE_FLOW_ITEM_TYPE_UDP found");
+		}
+
+		tp_port = (const struct rte_flow_action_set_tp *)a->conf;
+		fs->nat_lport = be16_to_cpu(tp_port->port);
+		*nmode |= 1 << 3;
+		break;
+	case RTE_FLOW_ACTION_TYPE_MAC_SWAP:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_ETH);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_ETH "
+						  "found");
+		fs->swapmac = 1;
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_ETH);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_ETH "
+						  "found");
+		mac = (const struct rte_flow_action_set_mac *)a->conf;
+
+		fs->newsmac = 1;
+		memcpy(fs->smac, mac->mac_addr, sizeof(fs->smac));
+		break;
+	case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
+		item_index = cxgbe_get_flow_item_index(items,
+						       RTE_FLOW_ITEM_TYPE_ETH);
+		if (item_index < 0)
+			return rte_flow_error_set(e, EINVAL,
+						  RTE_FLOW_ERROR_TYPE_ACTION, a,
+						  "No RTE_FLOW_ITEM_TYPE_ETH found");
+		mac = (const struct rte_flow_action_set_mac *)a->conf;
+
+		fs->newdmac = 1;
+		memcpy(fs->dmac, mac->mac_addr, sizeof(fs->dmac));
+		break;
+	default:
+		/* We are not supposed to come here */
+		return rte_flow_error_set(e, EINVAL,
+					  RTE_FLOW_ERROR_TYPE_ACTION, a,
+					  "Action not supported");
+	}
+
+	return 0;
+}
+
+static int
+cxgbe_rtef_parse_actions(struct rte_flow *flow,
+			 const struct rte_flow_item items[],
+			 const struct rte_flow_action action[],
+			 struct rte_flow_error *e)
+{
+	struct ch_filter_specification *fs = &flow->fs;
+	uint8_t nmode = 0, nat_ipv4 = 0, nat_ipv6 = 0;
+	uint8_t vlan_set_vid = 0, vlan_set_pcp = 0;
+	const struct rte_flow_action_queue *q;
+	const struct rte_flow_action *a;
+	char abit = 0;
+	int ret;
+
+	for (a = action; a->type != RTE_FLOW_ACTION_TYPE_END; a++) {
+		switch (a->type) {
+		case RTE_FLOW_ACTION_TYPE_VOID:
+			continue;
+		case RTE_FLOW_ACTION_TYPE_DROP:
+			if (abit++)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, a,
+						"specify only 1 pass/drop");
+			fs->action = FILTER_DROP;
+			break;
+		case RTE_FLOW_ACTION_TYPE_QUEUE:
+			q = (const struct rte_flow_action_queue *)a->conf;
+			if (!q)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, q,
+						"specify rx queue index");
+			if (check_rxq(flow->dev, q->index))
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, q,
+						"Invalid rx queue");
+			if (abit++)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, a,
+						"specify only 1 pass/drop");
+			fs->action = FILTER_PASS;
+			fs->dirsteer = 1;
+			fs->iq = q->index;
+			break;
+		case RTE_FLOW_ACTION_TYPE_COUNT:
+			fs->hitcnts = 1;
+			break;
+		case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
+			vlan_set_vid++;
+			goto action_switch;
+		case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
+			vlan_set_pcp++;
+			goto action_switch;
+		case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
+		case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
+		case RTE_FLOW_ACTION_TYPE_PHY_PORT:
+		case RTE_FLOW_ACTION_TYPE_MAC_SWAP:
+		case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
+		case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
+			nat_ipv4++;
+			goto action_switch;
+		case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
+		case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
+			nat_ipv6++;
+			goto action_switch;
+		case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
+		case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
+		case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
+		case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
+action_switch:
+			/* We allow multiple switch actions, but switch is
+			 * not compatible with either queue or drop
+			 */
+			if (abit++ && fs->action != FILTER_SWITCH)
+				return rte_flow_error_set(e, EINVAL,
+						RTE_FLOW_ERROR_TYPE_ACTION, a,
+						"overlapping action specified");
+			if (nat_ipv4 && nat_ipv6)
+				return rte_flow_error_set(e, EINVAL,
+					RTE_FLOW_ERROR_TYPE_ACTION, a,
+					"Can't have one address ipv4 and the"
+					" other ipv6");
+
+			ret = ch_rte_parse_atype_switch(a, items, &nmode, fs,
+							e);
+			if (ret)
+				return ret;
+			fs->action = FILTER_SWITCH;
+			break;
+		default:
+			/* Not supported action : return error */
+			return rte_flow_error_set(e, ENOTSUP,
+						  RTE_FLOW_ERROR_TYPE_ACTION,
+						  a, "Action not supported");
+		}
+	}
+
+	if (fs->newvlan == VLAN_REWRITE && (!vlan_set_vid || !vlan_set_pcp))
+		return rte_flow_error_set(e, EINVAL,
+					  RTE_FLOW_ERROR_TYPE_ACTION, a,
+					  "Both OF_SET_VLAN_VID and "
+					  "OF_SET_VLAN_PCP must be specified");
+
+	if (ch_rte_parse_nat(nmode, fs))
+		return rte_flow_error_set(e, EINVAL,
+					  RTE_FLOW_ERROR_TYPE_ACTION, a,
+					  "invalid settings for swich action");
+	return 0;
+}
+
+static struct chrte_fparse parseitem[] = {
+	[RTE_FLOW_ITEM_TYPE_ETH] = {
+		.fptr  = ch_rte_parsetype_eth,
+		.dmask = &(const struct rte_flow_item_eth){
+			.dst.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+			.src.addr_bytes = "\x00\x00\x00\x00\x00\x00",
+			.type = 0xffff,
+		}
+	},
+
+	[RTE_FLOW_ITEM_TYPE_PHY_PORT] = {
+		.fptr = ch_rte_parsetype_port,
+		.dmask = &(const struct rte_flow_item_phy_port){
+			.index = 0x7,
+		}
+	},
+
+	[RTE_FLOW_ITEM_TYPE_VLAN] = {
+		.fptr = ch_rte_parsetype_vlan,
+		.dmask = &(const struct rte_flow_item_vlan){
+			.tci = 0xffff,
+			.inner_type = 0xffff,
+		}
+	},
+
+	[RTE_FLOW_ITEM_TYPE_IPV4] = {
+		.fptr  = ch_rte_parsetype_ipv4,
+		.dmask = &(const struct rte_flow_item_ipv4) {
+			.hdr = {
+				.src_addr = RTE_BE32(0xffffffff),
+				.dst_addr = RTE_BE32(0xffffffff),
+				.type_of_service = 0xff,
+			},
+		},
+	},
+
+	[RTE_FLOW_ITEM_TYPE_IPV6] = {
+		.fptr  = ch_rte_parsetype_ipv6,
+		.dmask = &(const struct rte_flow_item_ipv6) {
+			.hdr = {
+				.src_addr =
+					"\xff\xff\xff\xff\xff\xff\xff\xff"
+					"\xff\xff\xff\xff\xff\xff\xff\xff",
+				.dst_addr =
+					"\xff\xff\xff\xff\xff\xff\xff\xff"
+					"\xff\xff\xff\xff\xff\xff\xff\xff",
+				.vtc_flow = RTE_BE32(0xff000000),
+			},
+		},
+	},
+
+	[RTE_FLOW_ITEM_TYPE_UDP] = {
+		.fptr  = ch_rte_parsetype_udp,
+		.dmask = &rte_flow_item_udp_mask,
+	},
+
+	[RTE_FLOW_ITEM_TYPE_TCP] = {
+		.fptr  = ch_rte_parsetype_tcp,
+		.dmask = &rte_flow_item_tcp_mask,
+	},
+
+	[RTE_FLOW_ITEM_TYPE_PF] = {
+		.fptr = ch_rte_parsetype_pf,
+		.dmask = NULL,
+	},
+
+	[RTE_FLOW_ITEM_TYPE_VF] = {
+		.fptr = ch_rte_parsetype_vf,
+		.dmask = &(const struct rte_flow_item_vf){
+			.id = 0xffffffff,
+		}
+	},
+};
+
+static int
+cxgbe_rtef_parse_items(struct rte_flow *flow,
+		       const struct rte_flow_item items[],
+		       struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(flow->dev);
+	const struct rte_flow_item *i;
+	char repeat[ARRAY_SIZE(parseitem)] = {0};
+
+	for (i = items; i->type != RTE_FLOW_ITEM_TYPE_END; i++) {
+		struct chrte_fparse *idx;
+		int ret;
+
+		if (i->type >= ARRAY_SIZE(parseitem))
+			return rte_flow_error_set(e, ENOTSUP,
+						  RTE_FLOW_ERROR_TYPE_ITEM,
+						  i, "Item not supported");
+
+		switch (i->type) {
+		case RTE_FLOW_ITEM_TYPE_VOID:
+			continue;
+		default:
+			/* check if item is repeated */
+			if (repeat[i->type] &&
+			    i->type != RTE_FLOW_ITEM_TYPE_VLAN)
+				return rte_flow_error_set(e, ENOTSUP,
+						RTE_FLOW_ERROR_TYPE_ITEM, i,
+						"parse items cannot be repeated(except void/vlan)");
+
+			repeat[i->type] = 1;
+
+			/* validate the item */
+			ret = cxgbe_validate_item(i, e);
+			if (ret)
+				return ret;
+
+			idx = &flow->item_parser[i->type];
+			if (!idx || !idx->fptr) {
+				return rte_flow_error_set(e, ENOTSUP,
+						RTE_FLOW_ERROR_TYPE_ITEM, i,
+						"Item not supported");
+			} else {
+				ret = idx->fptr(idx->dmask, i, &flow->fs, e);
+				if (ret)
+					return ret;
+			}
+		}
+	}
+
+	cxgbe_fill_filter_region(adap, &flow->fs);
+	cxgbe_tweak_filter_spec(adap, &flow->fs);
+
+	return 0;
+}
+
+static int
+cxgbe_flow_parse(struct rte_flow *flow,
+		 const struct rte_flow_attr *attr,
+		 const struct rte_flow_item item[],
+		 const struct rte_flow_action action[],
+		 struct rte_flow_error *e)
+{
+	int ret;
+	/* parse user request into ch_filter_specification */
+	ret = cxgbe_rtef_parse_attr(flow, attr, e);
+	if (ret)
+		return ret;
+	ret = cxgbe_rtef_parse_items(flow, item, e);
+	if (ret)
+		return ret;
+	return cxgbe_rtef_parse_actions(flow, item, action, e);
+}
+
+static int __cxgbe_flow_create(struct rte_eth_dev *dev, struct rte_flow *flow)
+{
+	struct ch_filter_specification *fs = &flow->fs;
+	struct adapter *adap = ethdev2adap(dev);
+	struct tid_info *t = &adap->tids;
+	struct filter_ctx ctx;
+	unsigned int fidx;
+	int err;
+
+	if (cxgbe_get_fidx(flow, &fidx))
+		return -ENOMEM;
+	if (cxgbe_verify_fidx(flow, fidx, 0))
+		return -1;
+
+	t4_init_completion(&ctx.completion);
+	/* go create the filter */
+	err = cxgbe_set_filter(dev, fidx, fs, &ctx);
+	if (err) {
+		dev_err(adap, "Error %d while creating filter.\n", err);
+		return err;
+	}
+
+	/* Poll the FW for reply */
+	err = cxgbe_poll_for_completion(&adap->sge.fw_evtq,
+					CXGBE_FLOW_POLL_MS,
+					CXGBE_FLOW_POLL_CNT,
+					&ctx.completion);
+	if (err) {
+		dev_err(adap, "Filter set operation timed out (%d)\n", err);
+		return err;
+	}
+	if (ctx.result) {
+		dev_err(adap, "Hardware error %d while creating the filter.\n",
+			ctx.result);
+		return ctx.result;
+	}
+
+	if (fs->cap) { /* to destroy the filter */
+		flow->fidx = ctx.tid;
+		flow->f = lookup_tid(t, ctx.tid);
+	} else {
+		flow->fidx = fidx;
+		flow->f = &adap->tids.ftid_tab[fidx];
+	}
+
+	return 0;
+}
+
+static struct rte_flow *
+cxgbe_flow_create(struct rte_eth_dev *dev,
+		  const struct rte_flow_attr *attr,
+		  const struct rte_flow_item item[],
+		  const struct rte_flow_action action[],
+		  struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct rte_flow *flow;
+	int ret;
+
+	flow = t4_os_alloc(sizeof(struct rte_flow));
+	if (!flow) {
+		rte_flow_error_set(e, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
+				   NULL, "Unable to allocate memory for"
+				   " filter_entry");
+		return NULL;
+	}
+
+	flow->item_parser = parseitem;
+	flow->dev = dev;
+	flow->fs.private = (void *)flow;
+
+	if (cxgbe_flow_parse(flow, attr, item, action, e)) {
+		t4_os_free(flow);
+		return NULL;
+	}
+
+	t4_os_lock(&adap->flow_lock);
+	/* go, interact with cxgbe_filter */
+	ret = __cxgbe_flow_create(dev, flow);
+	t4_os_unlock(&adap->flow_lock);
+	if (ret) {
+		rte_flow_error_set(e, ret, RTE_FLOW_ERROR_TYPE_HANDLE,
+				   NULL, "Unable to create flow rule");
+		t4_os_free(flow);
+		return NULL;
+	}
+
+	flow->f->private = flow; /* Will be used during flush */
+
+	return flow;
+}
+
+static int __cxgbe_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct filter_entry *f = flow->f;
+	struct ch_filter_specification *fs;
+	struct filter_ctx ctx;
+	int err;
+
+	fs = &f->fs;
+	if (cxgbe_verify_fidx(flow, flow->fidx, 1))
+		return -1;
+
+	t4_init_completion(&ctx.completion);
+	err = cxgbe_del_filter(dev, flow->fidx, fs, &ctx);
+	if (err) {
+		dev_err(adap, "Error %d while deleting filter.\n", err);
+		return err;
+	}
+
+	/* Poll the FW for reply */
+	err = cxgbe_poll_for_completion(&adap->sge.fw_evtq,
+					CXGBE_FLOW_POLL_MS,
+					CXGBE_FLOW_POLL_CNT,
+					&ctx.completion);
+	if (err) {
+		dev_err(adap, "Filter delete operation timed out (%d)\n", err);
+		return err;
+	}
+	if (ctx.result) {
+		dev_err(adap, "Hardware error %d while deleting the filter.\n",
+			ctx.result);
+		return ctx.result;
+	}
+
+	fs = &flow->fs;
+	if (fs->mask.macidx) {
+		struct port_info *pi = (struct port_info *)
+					(dev->data->dev_private);
+		int ret;
+
+		ret = cxgbe_mpstcam_remove(pi, fs->val.macidx);
+		if (!ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int
+cxgbe_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
+		   struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	int ret;
+
+	t4_os_lock(&adap->flow_lock);
+	ret = __cxgbe_flow_destroy(dev, flow);
+	t4_os_unlock(&adap->flow_lock);
+	if (ret)
+		return rte_flow_error_set(e, ret, RTE_FLOW_ERROR_TYPE_HANDLE,
+					  flow, "error destroying filter.");
+	t4_os_free(flow);
+	return 0;
+}
+
+static int __cxgbe_flow_query(struct rte_flow *flow, u64 *count,
+			      u64 *byte_count)
+{
+	struct adapter *adap = ethdev2adap(flow->dev);
+	struct ch_filter_specification fs = flow->f->fs;
+	unsigned int fidx = flow->fidx;
+	int ret = 0;
+
+	ret = cxgbe_get_filter_count(adap, fidx, count, fs.cap, 0);
+	if (ret)
+		return ret;
+	return cxgbe_get_filter_count(adap, fidx, byte_count, fs.cap, 1);
+}
+
+static int
+cxgbe_flow_query(struct rte_eth_dev *dev, struct rte_flow *flow,
+		 const struct rte_flow_action *action, void *data,
+		 struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(flow->dev);
+	struct ch_filter_specification fs;
+	struct rte_flow_query_count *c;
+	struct filter_entry *f;
+	int ret;
+
+	RTE_SET_USED(dev);
+
+	f = flow->f;
+	fs = f->fs;
+
+	if (action->type != RTE_FLOW_ACTION_TYPE_COUNT)
+		return rte_flow_error_set(e, ENOTSUP,
+					  RTE_FLOW_ERROR_TYPE_ACTION, NULL,
+					  "only count supported for query");
+
+	/*
+	 * This is a valid operation, Since we are allowed to do chelsio
+	 * specific operations in rte side of our code but not vise-versa
+	 *
+	 * So, fs can be queried/modified here BUT rte_flow_query_count
+	 * cannot be worked on by the lower layer since we want to maintain
+	 * it as rte_flow agnostic.
+	 */
+	if (!fs.hitcnts)
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+					  &fs, "filter hit counters were not"
+					  " enabled during filter creation");
+
+	c = (struct rte_flow_query_count *)data;
+
+	t4_os_lock(&adap->flow_lock);
+	ret = __cxgbe_flow_query(flow, &c->hits, &c->bytes);
+	if (ret) {
+		rte_flow_error_set(e, -ret, RTE_FLOW_ERROR_TYPE_ACTION,
+				   f, "cxgbe pmd failed to perform query");
+		goto out;
+	}
+
+	/* Query was successful */
+	c->bytes_set = 1;
+	c->hits_set = 1;
+	if (c->reset)
+		cxgbe_clear_filter_count(adap, flow->fidx, f->fs.cap, true);
+
+out:
+	t4_os_unlock(&adap->flow_lock);
+	return ret;
+}
+
+static int
+cxgbe_flow_validate(struct rte_eth_dev *dev,
+		    const struct rte_flow_attr *attr,
+		    const struct rte_flow_item item[],
+		    const struct rte_flow_action action[],
+		    struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct rte_flow *flow;
+	unsigned int fidx;
+	int ret = 0;
+
+	flow = t4_os_alloc(sizeof(struct rte_flow));
+	if (!flow)
+		return rte_flow_error_set(e, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
+				NULL,
+				"Unable to allocate memory for filter_entry");
+
+	flow->item_parser = parseitem;
+	flow->dev = dev;
+
+	ret = cxgbe_flow_parse(flow, attr, item, action, e);
+	if (ret) {
+		t4_os_free(flow);
+		return ret;
+	}
+
+	if (cxgbe_validate_filter(adap, &flow->fs)) {
+		t4_os_free(flow);
+		return rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_HANDLE,
+				NULL,
+				"validation failed. Check f/w config file.");
+	}
+
+	t4_os_lock(&adap->flow_lock);
+	if (cxgbe_get_fidx(flow, &fidx)) {
+		ret = rte_flow_error_set(e, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
+					 NULL, "no memory in tcam.");
+		goto out;
+	}
+
+	if (cxgbe_verify_fidx(flow, fidx, 0)) {
+		ret = rte_flow_error_set(e, EINVAL, RTE_FLOW_ERROR_TYPE_HANDLE,
+					 NULL, "validation failed");
+		goto out;
+	}
+
+out:
+	t4_os_unlock(&adap->flow_lock);
+	t4_os_free(flow);
+	return ret;
+}
+
+/*
+ * @ret : > 0 filter destroyed succsesfully
+ *        < 0 error destroying filter
+ *        == 1 filter not active / not found
+ */
+static int
+cxgbe_check_n_destroy(struct filter_entry *f, struct rte_eth_dev *dev)
+{
+	if (f && (f->valid || f->pending) &&
+	    f->dev == dev && /* Only if user has asked for this port */
+	     f->private) /* We (rte_flow) created this filter */
+		return __cxgbe_flow_destroy(dev, (struct rte_flow *)f->private);
+	return 1;
+}
+
+static int cxgbe_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *e)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	unsigned int i;
+	int ret = 0;
+
+	t4_os_lock(&adap->flow_lock);
+	if (adap->tids.ftid_tab) {
+		struct filter_entry *f = &adap->tids.ftid_tab[0];
+
+		for (i = 0; i < adap->tids.nftids; i++, f++) {
+			ret = cxgbe_check_n_destroy(f, dev);
+			if (ret < 0) {
+				rte_flow_error_set(e, ret,
+						   RTE_FLOW_ERROR_TYPE_HANDLE,
+						   f->private,
+						   "error destroying TCAM "
+						   "filter.");
+				goto out;
+			}
+		}
+	}
+
+	if (is_hashfilter(adap) && adap->tids.tid_tab) {
+		struct filter_entry *f;
+
+		for (i = adap->tids.hash_base; i <= adap->tids.ntids; i++) {
+			f = (struct filter_entry *)adap->tids.tid_tab[i];
+
+			ret = cxgbe_check_n_destroy(f, dev);
+			if (ret < 0) {
+				rte_flow_error_set(e, ret,
+						   RTE_FLOW_ERROR_TYPE_HANDLE,
+						   f->private,
+						   "error destroying HASH "
+						   "filter.");
+				goto out;
+			}
+		}
+	}
+
+out:
+	t4_os_unlock(&adap->flow_lock);
+	return ret >= 0 ? 0 : ret;
+}
+
+static const struct rte_flow_ops cxgbe_flow_ops = {
+	.validate	= cxgbe_flow_validate,
+	.create		= cxgbe_flow_create,
+	.destroy	= cxgbe_flow_destroy,
+	.flush		= cxgbe_flow_flush,
+	.query		= cxgbe_flow_query,
+	.isolate	= NULL,
+};
+
+int
+cxgbe_dev_filter_ctrl(struct rte_eth_dev *dev,
+		      enum rte_filter_type filter_type,
+		      enum rte_filter_op filter_op,
+		      void *arg)
+{
+	int ret = 0;
+
+	RTE_SET_USED(dev);
+	switch (filter_type) {
+	case RTE_ETH_FILTER_GENERIC:
+		if (filter_op != RTE_ETH_FILTER_GET)
+			return -EINVAL;
+		*(const void **)arg = &cxgbe_flow_ops;
+		break;
+	default:
+		ret = -ENOTSUP;
+		break;
+	}
+	return ret;
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.h
new file mode 100644
index 000000000..ec8e47aeb
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_flow.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+#ifndef _CXGBE_FLOW_H_
+#define _CXGBE_FLOW_H_
+
+#include <rte_flow_driver.h>
+#include "cxgbe_filter.h"
+#include "mps_tcam.h"
+#include "cxgbe.h"
+
+/* Max poll time is 100 * 100msec = 10 sec */
+#define CXGBE_FLOW_POLL_MS  100 /* 100 milliseconds */
+#define CXGBE_FLOW_POLL_CNT 100 /* Max number of times to poll */
+
+struct chrte_fparse {
+	int (*fptr)(const void *mask, /* currently supported mask */
+		    const struct rte_flow_item *item, /* user input */
+		    struct ch_filter_specification *fs, /* where to parse */
+		    struct rte_flow_error *e);
+	const void *dmask; /* Specify what is supported by chelsio by default*/
+};
+
+struct rte_flow {
+	struct filter_entry *f;
+	struct ch_filter_specification fs; /* temp, to create filter */
+	struct chrte_fparse *item_parser;
+	/*
+	 * filter_entry doesn't store user priority.
+	 * Post creation of filter this will indicate the
+	 * flow index (fidx) for both hash and tcam filters
+	 */
+	unsigned int fidx;
+	struct rte_eth_dev *dev;
+};
+
+int
+cxgbe_dev_filter_ctrl(struct rte_eth_dev *dev,
+		      enum rte_filter_type filter_type,
+		      enum rte_filter_op filter_op,
+		      void *arg);
+
+#endif /* _CXGBE_FLOW_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_main.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_main.c
new file mode 100644
index 000000000..a541d95cc
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_main.c
@@ -0,0 +1,2238 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <sys/queue.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <inttypes.h>
+#include <netinet/in.h>
+
+#include <rte_byteorder.h>
+#include <rte_common.h>
+#include <rte_cycles.h>
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_debug.h>
+#include <rte_pci.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memory.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_alarm.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_pci.h>
+#include <rte_random.h>
+#include <rte_dev.h>
+#include <rte_kvargs.h>
+
+#include "base/common.h"
+#include "base/t4_regs.h"
+#include "base/t4_msg.h"
+#include "cxgbe.h"
+#include "cxgbe_pfvf.h"
+#include "clip_tbl.h"
+#include "l2t.h"
+#include "smt.h"
+#include "mps_tcam.h"
+
+static const u16 cxgbe_filter_mode_features[] = {
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE |
+	 F_PROTOCOL | F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE |
+	 F_PROTOCOL | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE | F_TOS |
+	 F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE | F_TOS |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_PROTOCOL | F_TOS |
+	 F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_PROTOCOL | F_VLAN |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_PROTOCOL | F_VNIC_ID |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_TOS | F_VLAN |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_TOS | F_VNIC_ID |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_VLAN | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_MACMATCH | F_VNIC_ID | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_ETHERTYPE | F_PROTOCOL | F_TOS |
+	 F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_ETHERTYPE | F_VLAN | F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_ETHERTYPE | F_VLAN | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_ETHERTYPE | F_VNIC_ID | F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_ETHERTYPE | F_VNIC_ID | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VLAN | F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VLAN | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VNIC_ID |
+	 F_PORT),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VNIC_ID |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_VLAN | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_PROTOCOL | F_VNIC_ID | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_TOS | F_VLAN | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_TOS | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MPSHITTYPE | F_VLAN | F_VNIC_ID | F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_ETHERTYPE | F_PROTOCOL | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_ETHERTYPE | F_TOS | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_PROTOCOL | F_VLAN | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_PROTOCOL | F_VNIC_ID | F_PORT |
+	 F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_TOS | F_VLAN | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_MACMATCH | F_TOS | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_ETHERTYPE | F_VLAN | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_ETHERTYPE | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_FRAGMENTATION | F_PROTOCOL | F_TOS | F_VLAN | F_FCOE),
+	(F_FRAGMENTATION | F_PROTOCOL | F_TOS | F_VNIC_ID | F_FCOE),
+	(F_FRAGMENTATION | F_VLAN | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE | F_PROTOCOL | F_PORT |
+	 F_FCOE),
+	(F_MPSHITTYPE | F_MACMATCH | F_ETHERTYPE | F_TOS | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_MACMATCH | F_PROTOCOL | F_VLAN | F_PORT),
+	(F_MPSHITTYPE | F_MACMATCH | F_PROTOCOL | F_VNIC_ID | F_PORT),
+	(F_MPSHITTYPE | F_MACMATCH | F_TOS | F_VLAN | F_PORT),
+	(F_MPSHITTYPE | F_MACMATCH | F_TOS | F_VNIC_ID | F_PORT),
+	(F_MPSHITTYPE | F_ETHERTYPE | F_VLAN | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_ETHERTYPE | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VLAN | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_PROTOCOL | F_TOS | F_VNIC_ID | F_PORT | F_FCOE),
+	(F_MPSHITTYPE | F_VLAN | F_VNIC_ID | F_PORT),
+};
+
+/**
+ * Allocate a chunk of memory. The allocated memory is cleared.
+ */
+void *t4_alloc_mem(size_t size)
+{
+	return rte_zmalloc(NULL, size, 0);
+}
+
+/**
+ * Free memory allocated through t4_alloc_mem().
+ */
+void t4_free_mem(void *addr)
+{
+	rte_free(addr);
+}
+
+/*
+ * Response queue handler for the FW event queue.
+ */
+static int fwevtq_handler(struct sge_rspq *q, const __be64 *rsp,
+			  __rte_unused const struct pkt_gl *gl)
+{
+	u8 opcode = ((const struct rss_header *)rsp)->opcode;
+
+	rsp++;                                          /* skip RSS header */
+
+	/*
+	 * FW can send EGR_UPDATEs encapsulated in a CPL_FW4_MSG.
+	 */
+	if (unlikely(opcode == CPL_FW4_MSG &&
+		     ((const struct cpl_fw4_msg *)rsp)->type ==
+		      FW_TYPE_RSSCPL)) {
+		rsp++;
+		opcode = ((const struct rss_header *)rsp)->opcode;
+		rsp++;
+		if (opcode != CPL_SGE_EGR_UPDATE) {
+			dev_err(q->adapter, "unexpected FW4/CPL %#x on FW event queue\n",
+				opcode);
+			goto out;
+		}
+	}
+
+	if (likely(opcode == CPL_SGE_EGR_UPDATE)) {
+		/* do nothing */
+	} else if (opcode == CPL_FW6_MSG || opcode == CPL_FW4_MSG) {
+		const struct cpl_fw6_msg *msg = (const void *)rsp;
+
+		t4_handle_fw_rpl(q->adapter, msg->data);
+	} else if (opcode == CPL_ABORT_RPL_RSS) {
+		const struct cpl_abort_rpl_rss *p = (const void *)rsp;
+
+		cxgbe_hash_del_filter_rpl(q->adapter, p);
+	} else if (opcode == CPL_SET_TCB_RPL) {
+		const struct cpl_set_tcb_rpl *p = (const void *)rsp;
+
+		cxgbe_filter_rpl(q->adapter, p);
+	} else if (opcode == CPL_ACT_OPEN_RPL) {
+		const struct cpl_act_open_rpl *p = (const void *)rsp;
+
+		cxgbe_hash_filter_rpl(q->adapter, p);
+	} else if (opcode == CPL_L2T_WRITE_RPL) {
+		const struct cpl_l2t_write_rpl *p = (const void *)rsp;
+
+		cxgbe_do_l2t_write_rpl(q->adapter, p);
+	} else if (opcode == CPL_SMT_WRITE_RPL) {
+		const struct cpl_smt_write_rpl *p = (const void *)rsp;
+
+		cxgbe_do_smt_write_rpl(q->adapter, p);
+	} else {
+		dev_err(adapter, "unexpected CPL %#x on FW event queue\n",
+			opcode);
+	}
+out:
+	return 0;
+}
+
+/**
+ * Setup sge control queues to pass control information.
+ */
+int cxgbe_setup_sge_ctrl_txq(struct adapter *adapter)
+{
+	struct sge *s = &adapter->sge;
+	int err = 0, i = 0;
+
+	for_each_port(adapter, i) {
+		struct port_info *pi = adap2pinfo(adapter, i);
+		char name[RTE_ETH_NAME_MAX_LEN];
+		struct sge_ctrl_txq *q = &s->ctrlq[i];
+
+		q->q.size = 1024;
+		err = t4_sge_alloc_ctrl_txq(adapter, q,
+					    adapter->eth_dev,  i,
+					    s->fw_evtq.cntxt_id,
+					    rte_socket_id());
+		if (err) {
+			dev_err(adapter, "Failed to alloc ctrl txq. Err: %d",
+				err);
+			goto out;
+		}
+		snprintf(name, sizeof(name), "%s_ctrl_pool_%d",
+			 pi->eth_dev->device->driver->name,
+			 pi->eth_dev->data->port_id);
+		q->mb_pool = rte_pktmbuf_pool_create(name, s->ctrlq[i].q.size,
+						     RTE_CACHE_LINE_SIZE,
+						     RTE_MBUF_PRIV_ALIGN,
+						     RTE_MBUF_DEFAULT_BUF_SIZE,
+						     SOCKET_ID_ANY);
+		if (!q->mb_pool) {
+			err = -rte_errno;
+			dev_err(adapter,
+				"Can't create ctrl pool for port %d. Err: %d\n",
+				pi->eth_dev->data->port_id, err);
+			goto out;
+		}
+	}
+	return 0;
+out:
+	t4_free_sge_resources(adapter);
+	return err;
+}
+
+/**
+ * cxgbe_poll_for_completion: Poll rxq for completion
+ * @q: rxq to poll
+ * @ms: milliseconds to delay
+ * @cnt: number of times to poll
+ * @c: completion to check for 'done' status
+ *
+ * Polls the rxq for reples until completion is done or the count
+ * expires.
+ */
+int cxgbe_poll_for_completion(struct sge_rspq *q, unsigned int ms,
+			      unsigned int cnt, struct t4_completion *c)
+{
+	unsigned int i;
+	unsigned int work_done, budget = 32;
+
+	if (!c)
+		return -EINVAL;
+
+	for (i = 0; i < cnt; i++) {
+		cxgbe_poll(q, NULL, budget, &work_done);
+		t4_os_lock(&c->lock);
+		if (c->done) {
+			t4_os_unlock(&c->lock);
+			return 0;
+		}
+		t4_os_unlock(&c->lock);
+		rte_delay_ms(ms);
+	}
+	return -ETIMEDOUT;
+}
+
+int cxgbe_setup_sge_fwevtq(struct adapter *adapter)
+{
+	struct sge *s = &adapter->sge;
+	int err = 0;
+	int msi_idx = 0;
+
+	err = t4_sge_alloc_rxq(adapter, &s->fw_evtq, true, adapter->eth_dev,
+			       msi_idx, NULL, fwevtq_handler, -1, NULL, 0,
+			       rte_socket_id());
+	return err;
+}
+
+static int closest_timer(const struct sge *s, int time)
+{
+	unsigned int i, match = 0;
+	int delta, min_delta = INT_MAX;
+
+	for (i = 0; i < ARRAY_SIZE(s->timer_val); i++) {
+		delta = time - s->timer_val[i];
+		if (delta < 0)
+			delta = -delta;
+		if (delta < min_delta) {
+			min_delta = delta;
+			match = i;
+		}
+	}
+	return match;
+}
+
+static int closest_thres(const struct sge *s, int thres)
+{
+	unsigned int i, match = 0;
+	int delta, min_delta = INT_MAX;
+
+	for (i = 0; i < ARRAY_SIZE(s->counter_val); i++) {
+		delta = thres - s->counter_val[i];
+		if (delta < 0)
+			delta = -delta;
+		if (delta < min_delta) {
+			min_delta = delta;
+			match = i;
+		}
+	}
+	return match;
+}
+
+/**
+ * cxgb4_set_rspq_intr_params - set a queue's interrupt holdoff parameters
+ * @q: the Rx queue
+ * @us: the hold-off time in us, or 0 to disable timer
+ * @cnt: the hold-off packet count, or 0 to disable counter
+ *
+ * Sets an Rx queue's interrupt hold-off time and packet count.  At least
+ * one of the two needs to be enabled for the queue to generate interrupts.
+ */
+int cxgb4_set_rspq_intr_params(struct sge_rspq *q, unsigned int us,
+			       unsigned int cnt)
+{
+	struct adapter *adap = q->adapter;
+	unsigned int timer_val;
+
+	if (cnt) {
+		int err;
+		u32 v, new_idx;
+
+		new_idx = closest_thres(&adap->sge, cnt);
+		if (q->desc && q->pktcnt_idx != new_idx) {
+			/* the queue has already been created, update it */
+			v = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DMAQ) |
+			    V_FW_PARAMS_PARAM_X(
+			    FW_PARAMS_PARAM_DMAQ_IQ_INTCNTTHRESH) |
+			    V_FW_PARAMS_PARAM_YZ(q->cntxt_id);
+			err = t4_set_params(adap, adap->mbox, adap->pf, 0, 1,
+					    &v, &new_idx);
+			if (err)
+				return err;
+		}
+		q->pktcnt_idx = new_idx;
+	}
+
+	timer_val = (us == 0) ? X_TIMERREG_RESTART_COUNTER :
+				closest_timer(&adap->sge, us);
+
+	if ((us | cnt) == 0)
+		q->intr_params = V_QINTR_TIMER_IDX(X_TIMERREG_UPDATE_CIDX);
+	else
+		q->intr_params = V_QINTR_TIMER_IDX(timer_val) |
+				 V_QINTR_CNT_EN(cnt > 0);
+	return 0;
+}
+
+/**
+ * Allocate an active-open TID and set it to the supplied value.
+ */
+int cxgbe_alloc_atid(struct tid_info *t, void *data)
+{
+	int atid = -1;
+
+	t4_os_lock(&t->atid_lock);
+	if (t->afree) {
+		union aopen_entry *p = t->afree;
+
+		atid = p - t->atid_tab;
+		t->afree = p->next;
+		p->data = data;
+		t->atids_in_use++;
+	}
+	t4_os_unlock(&t->atid_lock);
+	return atid;
+}
+
+/**
+ * Release an active-open TID.
+ */
+void cxgbe_free_atid(struct tid_info *t, unsigned int atid)
+{
+	union aopen_entry *p = &t->atid_tab[atid];
+
+	t4_os_lock(&t->atid_lock);
+	p->next = t->afree;
+	t->afree = p;
+	t->atids_in_use--;
+	t4_os_unlock(&t->atid_lock);
+}
+
+/**
+ * Populate a TID_RELEASE WR.  Caller must properly size the skb.
+ */
+static void mk_tid_release(struct rte_mbuf *mbuf, unsigned int tid)
+{
+	struct cpl_tid_release *req;
+
+	req = rte_pktmbuf_mtod(mbuf, struct cpl_tid_release *);
+	INIT_TP_WR_MIT_CPL(req, CPL_TID_RELEASE, tid);
+}
+
+/**
+ * Release a TID and inform HW.  If we are unable to allocate the release
+ * message we defer to a work queue.
+ */
+void cxgbe_remove_tid(struct tid_info *t, unsigned int chan, unsigned int tid,
+		      unsigned short family)
+{
+	struct rte_mbuf *mbuf;
+	struct adapter *adap = container_of(t, struct adapter, tids);
+
+	WARN_ON(tid >= t->ntids);
+
+	if (t->tid_tab[tid]) {
+		t->tid_tab[tid] = NULL;
+		rte_atomic32_dec(&t->conns_in_use);
+		if (t->hash_base && tid >= t->hash_base) {
+			if (family == FILTER_TYPE_IPV4)
+				rte_atomic32_dec(&t->hash_tids_in_use);
+		} else {
+			if (family == FILTER_TYPE_IPV4)
+				rte_atomic32_dec(&t->tids_in_use);
+		}
+	}
+
+	mbuf = rte_pktmbuf_alloc((&adap->sge.ctrlq[chan])->mb_pool);
+	if (mbuf) {
+		mbuf->data_len = sizeof(struct cpl_tid_release);
+		mbuf->pkt_len = mbuf->data_len;
+		mk_tid_release(mbuf, tid);
+		t4_mgmt_tx(&adap->sge.ctrlq[chan], mbuf);
+	}
+}
+
+/**
+ * Insert a TID.
+ */
+void cxgbe_insert_tid(struct tid_info *t, void *data, unsigned int tid,
+		      unsigned short family)
+{
+	t->tid_tab[tid] = data;
+	if (t->hash_base && tid >= t->hash_base) {
+		if (family == FILTER_TYPE_IPV4)
+			rte_atomic32_inc(&t->hash_tids_in_use);
+	} else {
+		if (family == FILTER_TYPE_IPV4)
+			rte_atomic32_inc(&t->tids_in_use);
+	}
+
+	rte_atomic32_inc(&t->conns_in_use);
+}
+
+/**
+ * Free TID tables.
+ */
+static void tid_free(struct tid_info *t)
+{
+	if (t->tid_tab) {
+		if (t->ftid_bmap)
+			rte_bitmap_free(t->ftid_bmap);
+
+		if (t->ftid_bmap_array)
+			t4_os_free(t->ftid_bmap_array);
+
+		t4_os_free(t->tid_tab);
+	}
+
+	memset(t, 0, sizeof(struct tid_info));
+}
+
+/**
+ * Allocate and initialize the TID tables.  Returns 0 on success.
+ */
+static int tid_init(struct tid_info *t)
+{
+	size_t size;
+	unsigned int ftid_bmap_size;
+	unsigned int natids = t->natids;
+	unsigned int max_ftids = t->nftids;
+
+	ftid_bmap_size = rte_bitmap_get_memory_footprint(t->nftids);
+	size = t->ntids * sizeof(*t->tid_tab) +
+		max_ftids * sizeof(*t->ftid_tab) +
+		natids * sizeof(*t->atid_tab);
+
+	t->tid_tab = t4_os_alloc(size);
+	if (!t->tid_tab)
+		return -ENOMEM;
+
+	t->atid_tab = (union aopen_entry *)&t->tid_tab[t->ntids];
+	t->ftid_tab = (struct filter_entry *)&t->atid_tab[t->natids];
+	t->ftid_bmap_array = t4_os_alloc(ftid_bmap_size);
+	if (!t->ftid_bmap_array) {
+		tid_free(t);
+		return -ENOMEM;
+	}
+
+	t4_os_lock_init(&t->atid_lock);
+	t4_os_lock_init(&t->ftid_lock);
+
+	t->afree = NULL;
+	t->atids_in_use = 0;
+	rte_atomic32_init(&t->tids_in_use);
+	rte_atomic32_set(&t->tids_in_use, 0);
+	rte_atomic32_init(&t->conns_in_use);
+	rte_atomic32_set(&t->conns_in_use, 0);
+
+	/* Setup the free list for atid_tab and clear the stid bitmap. */
+	if (natids) {
+		while (--natids)
+			t->atid_tab[natids - 1].next = &t->atid_tab[natids];
+		t->afree = t->atid_tab;
+	}
+
+	t->ftid_bmap = rte_bitmap_init(t->nftids, t->ftid_bmap_array,
+				       ftid_bmap_size);
+	if (!t->ftid_bmap) {
+		tid_free(t);
+		return -ENOMEM;
+	}
+
+	return 0;
+}
+
+static inline bool is_x_1g_port(const struct link_config *lc)
+{
+	return (lc->pcaps & FW_PORT_CAP32_SPEED_1G) != 0;
+}
+
+static inline bool is_x_10g_port(const struct link_config *lc)
+{
+	unsigned int speeds, high_speeds;
+
+	speeds = V_FW_PORT_CAP32_SPEED(G_FW_PORT_CAP32_SPEED(lc->pcaps));
+	high_speeds = speeds &
+		      ~(FW_PORT_CAP32_SPEED_100M | FW_PORT_CAP32_SPEED_1G);
+
+	return high_speeds != 0;
+}
+
+static inline void init_rspq(struct adapter *adap, struct sge_rspq *q,
+		      unsigned int us, unsigned int cnt,
+		      unsigned int size, unsigned int iqe_size)
+{
+	q->adapter = adap;
+	cxgb4_set_rspq_intr_params(q, us, cnt);
+	q->iqe_len = iqe_size;
+	q->size = size;
+}
+
+int cxgbe_cfg_queue_count(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+	struct sge *s = &adap->sge;
+	unsigned int max_queues = s->max_ethqsets / adap->params.nports;
+
+	if ((eth_dev->data->nb_rx_queues < 1) ||
+	    (eth_dev->data->nb_tx_queues < 1))
+		return -EINVAL;
+
+	if ((eth_dev->data->nb_rx_queues > max_queues) ||
+	    (eth_dev->data->nb_tx_queues > max_queues))
+		return -EINVAL;
+
+	if (eth_dev->data->nb_rx_queues > pi->rss_size)
+		return -EINVAL;
+
+	/* We must configure RSS, since config has changed*/
+	pi->flags &= ~PORT_RSS_DONE;
+
+	pi->n_rx_qsets = eth_dev->data->nb_rx_queues;
+	pi->n_tx_qsets = eth_dev->data->nb_tx_queues;
+
+	return 0;
+}
+
+void cxgbe_cfg_queues(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+	struct sge *s = &adap->sge;
+	unsigned int i, nb_ports = 0, qidx = 0;
+	unsigned int q_per_port = 0;
+
+	if (!(adap->flags & CFG_QUEUES)) {
+		for_each_port(adap, i) {
+			struct port_info *tpi = adap2pinfo(adap, i);
+
+			nb_ports += (is_x_10g_port(&tpi->link_cfg)) ||
+				     is_x_1g_port(&tpi->link_cfg) ? 1 : 0;
+		}
+
+		/*
+		 * We default up to # of cores queues per 1G/10G port.
+		 */
+		if (nb_ports)
+			q_per_port = (s->max_ethqsets -
+				     (adap->params.nports - nb_ports)) /
+				     nb_ports;
+
+		if (q_per_port > rte_lcore_count())
+			q_per_port = rte_lcore_count();
+
+		for_each_port(adap, i) {
+			struct port_info *pi = adap2pinfo(adap, i);
+
+			pi->first_qset = qidx;
+
+			/* Initially n_rx_qsets == n_tx_qsets */
+			pi->n_rx_qsets = (is_x_10g_port(&pi->link_cfg) ||
+					  is_x_1g_port(&pi->link_cfg)) ?
+					  q_per_port : 1;
+			pi->n_tx_qsets = pi->n_rx_qsets;
+
+			if (pi->n_rx_qsets > pi->rss_size)
+				pi->n_rx_qsets = pi->rss_size;
+
+			qidx += pi->n_rx_qsets;
+		}
+
+		for (i = 0; i < ARRAY_SIZE(s->ethrxq); i++) {
+			struct sge_eth_rxq *r = &s->ethrxq[i];
+
+			init_rspq(adap, &r->rspq, 5, 32, 1024, 64);
+			r->usembufs = 1;
+			r->fl.size = (r->usembufs ? 1024 : 72);
+		}
+
+		for (i = 0; i < ARRAY_SIZE(s->ethtxq); i++)
+			s->ethtxq[i].q.size = 1024;
+
+		init_rspq(adap, &adap->sge.fw_evtq, 0, 0, 1024, 64);
+		adap->flags |= CFG_QUEUES;
+	}
+}
+
+void cxgbe_stats_get(struct port_info *pi, struct port_stats *stats)
+{
+	t4_get_port_stats_offset(pi->adapter, pi->tx_chan, stats,
+				 &pi->stats_base);
+}
+
+void cxgbe_stats_reset(struct port_info *pi)
+{
+	t4_clr_port_stats(pi->adapter, pi->tx_chan);
+}
+
+static void setup_memwin(struct adapter *adap)
+{
+	u32 mem_win0_base;
+
+	/* For T5, only relative offset inside the PCIe BAR is passed */
+	mem_win0_base = MEMWIN0_BASE;
+
+	/*
+	 * Set up memory window for accessing adapter memory ranges.  (Read
+	 * back MA register to ensure that changes propagate before we attempt
+	 * to use the new values.)
+	 */
+	t4_write_reg(adap,
+		     PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN,
+					 MEMWIN_NIC),
+		     mem_win0_base | V_BIR(0) |
+		     V_WINDOW(ilog2(MEMWIN0_APERTURE) - X_WINDOW_SHIFT));
+	t4_read_reg(adap,
+		    PCIE_MEM_ACCESS_REG(A_PCIE_MEM_ACCESS_BASE_WIN,
+					MEMWIN_NIC));
+}
+
+int cxgbe_init_rss(struct adapter *adap)
+{
+	unsigned int i;
+
+	if (is_pf4(adap)) {
+		int err;
+
+		err = t4_init_rss_mode(adap, adap->mbox);
+		if (err)
+			return err;
+	}
+
+	for_each_port(adap, i) {
+		struct port_info *pi = adap2pinfo(adap, i);
+
+		pi->rss = rte_zmalloc(NULL, pi->rss_size * sizeof(u16), 0);
+		if (!pi->rss)
+			return -ENOMEM;
+
+		pi->rss_hf = CXGBE_RSS_HF_ALL;
+	}
+	return 0;
+}
+
+/**
+ * Dump basic information about the adapter.
+ */
+void cxgbe_print_adapter_info(struct adapter *adap)
+{
+	/**
+	 * Hardware/Firmware/etc. Version/Revision IDs.
+	 */
+	t4_dump_version_info(adap);
+}
+
+void cxgbe_print_port_info(struct adapter *adap)
+{
+	int i;
+	char buf[80];
+	struct rte_pci_addr *loc = &adap->pdev->addr;
+
+	for_each_port(adap, i) {
+		const struct port_info *pi = adap2pinfo(adap, i);
+		char *bufp = buf;
+
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_100M)
+			bufp += sprintf(bufp, "100M/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_1G)
+			bufp += sprintf(bufp, "1G/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_10G)
+			bufp += sprintf(bufp, "10G/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_25G)
+			bufp += sprintf(bufp, "25G/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_40G)
+			bufp += sprintf(bufp, "40G/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_50G)
+			bufp += sprintf(bufp, "50G/");
+		if (pi->link_cfg.pcaps & FW_PORT_CAP32_SPEED_100G)
+			bufp += sprintf(bufp, "100G/");
+		if (bufp != buf)
+			--bufp;
+		sprintf(bufp, "BASE-%s",
+			t4_get_port_type_description(
+					(enum fw_port_type)pi->port_type));
+
+		dev_info(adap,
+			 " " PCI_PRI_FMT " Chelsio rev %d %s %s\n",
+			 loc->domain, loc->bus, loc->devid, loc->function,
+			 CHELSIO_CHIP_RELEASE(adap->params.chip), buf,
+			 (adap->flags & USING_MSIX) ? " MSI-X" :
+			 (adap->flags & USING_MSI) ? " MSI" : "");
+	}
+}
+
+static int check_devargs_handler(const char *key, const char *value, void *p)
+{
+	if (!strncmp(key, CXGBE_DEVARG_CMN_KEEP_OVLAN, strlen(key)) ||
+	    !strncmp(key, CXGBE_DEVARG_CMN_TX_MODE_LATENCY, strlen(key)) ||
+	    !strncmp(key, CXGBE_DEVARG_VF_FORCE_LINK_UP, strlen(key))) {
+		if (!strncmp(value, "1", 1)) {
+			bool *dst_val = (bool *)p;
+
+			*dst_val = true;
+		}
+	}
+
+	if (!strncmp(key, CXGBE_DEVARG_PF_FILTER_MODE, strlen(key)) ||
+	    !strncmp(key, CXGBE_DEVARG_PF_FILTER_MASK, strlen(key))) {
+		u32 *dst_val = (u32 *)p;
+		char *endptr = NULL;
+		u32 arg_val;
+
+		arg_val = strtoul(value, &endptr, 16);
+		if (errno || endptr == value)
+			return -EINVAL;
+
+		*dst_val = arg_val;
+	}
+
+	return 0;
+}
+
+static int cxgbe_get_devargs(struct rte_devargs *devargs, const char *key,
+			     void *p)
+{
+	struct rte_kvargs *kvlist;
+	int ret = 0;
+
+	if (!devargs)
+		return 0;
+
+	kvlist = rte_kvargs_parse(devargs->args, NULL);
+	if (!kvlist)
+		return 0;
+
+	if (!rte_kvargs_count(kvlist, key))
+		goto out;
+
+	ret = rte_kvargs_process(kvlist, key, check_devargs_handler, p);
+
+out:
+	rte_kvargs_free(kvlist);
+
+	return ret;
+}
+
+static void cxgbe_get_devargs_int(struct adapter *adap, bool *dst,
+				  const char *key, bool default_value)
+{
+	struct rte_pci_device *pdev = adap->pdev;
+	int ret;
+	bool devarg_value = default_value;
+
+	*dst = default_value;
+	if (!pdev)
+		return;
+
+	ret = cxgbe_get_devargs(pdev->device.devargs, key, &devarg_value);
+	if (ret)
+		return;
+
+	*dst = devarg_value;
+}
+
+static void cxgbe_get_devargs_u32(struct adapter *adap, u32 *dst,
+				  const char *key, u32 default_value)
+{
+	struct rte_pci_device *pdev = adap->pdev;
+	u32 devarg_value = default_value;
+	int ret;
+
+	*dst = default_value;
+	if (!pdev)
+		return;
+
+	ret = cxgbe_get_devargs(pdev->device.devargs, key, &devarg_value);
+	if (ret)
+		return;
+
+	*dst = devarg_value;
+}
+
+void cxgbe_process_devargs(struct adapter *adap)
+{
+	cxgbe_get_devargs_int(adap, &adap->devargs.keep_ovlan,
+			      CXGBE_DEVARG_CMN_KEEP_OVLAN, false);
+	cxgbe_get_devargs_int(adap, &adap->devargs.tx_mode_latency,
+			      CXGBE_DEVARG_CMN_TX_MODE_LATENCY, false);
+	cxgbe_get_devargs_int(adap, &adap->devargs.force_link_up,
+			      CXGBE_DEVARG_VF_FORCE_LINK_UP, false);
+	cxgbe_get_devargs_u32(adap, &adap->devargs.filtermode,
+			      CXGBE_DEVARG_PF_FILTER_MODE, 0);
+	cxgbe_get_devargs_u32(adap, &adap->devargs.filtermask,
+			      CXGBE_DEVARG_PF_FILTER_MASK, 0);
+}
+
+static void configure_vlan_types(struct adapter *adapter)
+{
+	int i;
+
+	for_each_port(adapter, i) {
+		/* OVLAN Type 0x88a8 */
+		t4_set_reg_field(adapter, MPS_PORT_RX_OVLAN_REG(i, A_RX_OVLAN0),
+				 V_OVLAN_MASK(M_OVLAN_MASK) |
+				 V_OVLAN_ETYPE(M_OVLAN_ETYPE),
+				 V_OVLAN_MASK(M_OVLAN_MASK) |
+				 V_OVLAN_ETYPE(0x88a8));
+		/* OVLAN Type 0x9100 */
+		t4_set_reg_field(adapter, MPS_PORT_RX_OVLAN_REG(i, A_RX_OVLAN1),
+				 V_OVLAN_MASK(M_OVLAN_MASK) |
+				 V_OVLAN_ETYPE(M_OVLAN_ETYPE),
+				 V_OVLAN_MASK(M_OVLAN_MASK) |
+				 V_OVLAN_ETYPE(0x9100));
+
+		/* IVLAN 0X8100 */
+		t4_set_reg_field(adapter, MPS_PORT_RX_IVLAN(i),
+				 V_IVLAN_ETYPE(M_IVLAN_ETYPE),
+				 V_IVLAN_ETYPE(0x8100));
+
+		t4_set_reg_field(adapter, MPS_PORT_RX_CTL(i),
+				 F_OVLAN_EN0 | F_OVLAN_EN1 |
+				 F_IVLAN_EN,
+				 F_OVLAN_EN0 | F_OVLAN_EN1 |
+				 F_IVLAN_EN);
+	}
+
+	t4_tp_wr_bits_indirect(adapter, A_TP_INGRESS_CONFIG, V_RM_OVLAN(1),
+			       V_RM_OVLAN(!adapter->devargs.keep_ovlan));
+}
+
+static int cxgbe_get_filter_vnic_mode_from_devargs(u32 val)
+{
+	u32 vnic_mode;
+
+	vnic_mode = val & (CXGBE_DEVARGS_FILTER_MODE_PF_VF |
+			   CXGBE_DEVARGS_FILTER_MODE_VLAN_OUTER);
+	if (vnic_mode) {
+		switch (vnic_mode) {
+		case CXGBE_DEVARGS_FILTER_MODE_VLAN_OUTER:
+			return CXGBE_FILTER_VNIC_MODE_OVLAN;
+		case CXGBE_DEVARGS_FILTER_MODE_PF_VF:
+			return CXGBE_FILTER_VNIC_MODE_PFVF;
+		default:
+			return -EINVAL;
+		}
+	}
+
+	return CXGBE_FILTER_VNIC_MODE_NONE;
+}
+
+static int cxgbe_get_filter_mode_from_devargs(u32 val, bool closest_match)
+{
+	int vnic_mode, fmode = 0;
+	bool found = false;
+	u8 i;
+
+	if (val >= CXGBE_DEVARGS_FILTER_MODE_MAX) {
+		pr_err("Unsupported flags set in filter mode. Must be < 0x%x\n",
+		       CXGBE_DEVARGS_FILTER_MODE_MAX);
+		return -ERANGE;
+	}
+
+	vnic_mode = cxgbe_get_filter_vnic_mode_from_devargs(val);
+	if (vnic_mode < 0) {
+		pr_err("Unsupported Vnic-mode, more than 1 Vnic-mode selected\n");
+		return vnic_mode;
+	}
+
+	if (vnic_mode)
+		fmode |= F_VNIC_ID;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_PHYSICAL_PORT)
+		fmode |= F_PORT;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_ETHERNET_DSTMAC)
+		fmode |= F_MACMATCH;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_ETHERNET_ETHTYPE)
+		fmode |= F_ETHERTYPE;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_VLAN_INNER)
+		fmode |= F_VLAN;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_IP_TOS)
+		fmode |= F_TOS;
+	if (val & CXGBE_DEVARGS_FILTER_MODE_IP_PROTOCOL)
+		fmode |= F_PROTOCOL;
+
+	for (i = 0; i < ARRAY_SIZE(cxgbe_filter_mode_features); i++) {
+		if ((cxgbe_filter_mode_features[i] & fmode) == fmode) {
+			found = true;
+			break;
+		}
+	}
+
+	if (!found)
+		return -EINVAL;
+
+	return closest_match ? cxgbe_filter_mode_features[i] : fmode;
+}
+
+static int configure_filter_mode_mask(struct adapter *adap)
+{
+	u32 params[2], val[2], nparams = 0;
+	int ret;
+
+	if (!adap->devargs.filtermode && !adap->devargs.filtermask)
+		return 0;
+
+	if (!adap->devargs.filtermode || !adap->devargs.filtermask) {
+		pr_err("Unsupported, Provide both filtermode and filtermask devargs\n");
+		return -EINVAL;
+	}
+
+	if (adap->devargs.filtermask & ~adap->devargs.filtermode) {
+		pr_err("Unsupported, filtermask (0x%x) must be subset of filtermode (0x%x)\n",
+		       adap->devargs.filtermask, adap->devargs.filtermode);
+
+		return -EINVAL;
+	}
+
+	params[0] = CXGBE_FW_PARAM_DEV(FILTER) |
+		    V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_FILTER_MODE_MASK);
+
+	ret = cxgbe_get_filter_mode_from_devargs(adap->devargs.filtermode,
+						 true);
+	if (ret < 0) {
+		pr_err("Unsupported filtermode devargs combination:0x%x\n",
+		       adap->devargs.filtermode);
+		return ret;
+	}
+
+	val[0] = V_FW_PARAMS_PARAM_FILTER_MODE(ret);
+
+	ret = cxgbe_get_filter_mode_from_devargs(adap->devargs.filtermask,
+						 false);
+	if (ret < 0) {
+		pr_err("Unsupported filtermask devargs combination:0x%x\n",
+		       adap->devargs.filtermask);
+		return ret;
+	}
+
+	val[0] |= V_FW_PARAMS_PARAM_FILTER_MASK(ret);
+
+	nparams++;
+
+	ret = cxgbe_get_filter_vnic_mode_from_devargs(adap->devargs.filtermode);
+	if (ret < 0)
+		return ret;
+
+	if (ret) {
+		params[1] = CXGBE_FW_PARAM_DEV(FILTER) |
+			    V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_FILTER_VNIC_MODE);
+
+		val[1] = ret - 1;
+
+		nparams++;
+	}
+
+	return t4_set_params(adap, adap->mbox, adap->pf, 0, nparams,
+			     params, val);
+}
+
+static void configure_pcie_ext_tag(struct adapter *adapter)
+{
+	u16 v;
+	int pos = t4_os_find_pci_capability(adapter, PCI_CAP_ID_EXP);
+
+	if (!pos)
+		return;
+
+	if (pos > 0) {
+		t4_os_pci_read_cfg2(adapter, pos + PCI_EXP_DEVCTL, &v);
+		v |= PCI_EXP_DEVCTL_EXT_TAG;
+		t4_os_pci_write_cfg2(adapter, pos + PCI_EXP_DEVCTL, v);
+		if (is_t6(adapter->params.chip)) {
+			t4_set_reg_field(adapter, A_PCIE_CFG2,
+					 V_T6_TOTMAXTAG(M_T6_TOTMAXTAG),
+					 V_T6_TOTMAXTAG(7));
+			t4_set_reg_field(adapter, A_PCIE_CMD_CFG,
+					 V_T6_MINTAG(M_T6_MINTAG),
+					 V_T6_MINTAG(8));
+		} else {
+			t4_set_reg_field(adapter, A_PCIE_CFG2,
+					 V_TOTMAXTAG(M_TOTMAXTAG),
+					 V_TOTMAXTAG(3));
+			t4_set_reg_field(adapter, A_PCIE_CMD_CFG,
+					 V_MINTAG(M_MINTAG),
+					 V_MINTAG(8));
+		}
+	}
+}
+
+/* Figure out how many Queue Sets we can support */
+void cxgbe_configure_max_ethqsets(struct adapter *adapter)
+{
+	unsigned int ethqsets;
+
+	/*
+	 * We need to reserve an Ingress Queue for the Asynchronous Firmware
+	 * Event Queue.
+	 *
+	 * For each Queue Set, we'll need the ability to allocate two Egress
+	 * Contexts -- one for the Ingress Queue Free List and one for the TX
+	 * Ethernet Queue.
+	 */
+	if (is_pf4(adapter)) {
+		struct pf_resources *pfres = &adapter->params.pfres;
+
+		ethqsets = pfres->niqflint - 1;
+		if (pfres->neq < ethqsets * 2)
+			ethqsets = pfres->neq / 2;
+	} else {
+		struct vf_resources *vfres = &adapter->params.vfres;
+
+		ethqsets = vfres->niqflint - 1;
+		if (vfres->nethctrl != ethqsets)
+			ethqsets = min(vfres->nethctrl, ethqsets);
+		if (vfres->neq < ethqsets * 2)
+			ethqsets = vfres->neq / 2;
+	}
+
+	if (ethqsets > MAX_ETH_QSETS)
+		ethqsets = MAX_ETH_QSETS;
+	adapter->sge.max_ethqsets = ethqsets;
+}
+
+/*
+ * Tweak configuration based on system architecture, etc.  Most of these have
+ * defaults assigned to them by Firmware Configuration Files (if we're using
+ * them) but need to be explicitly set if we're using hard-coded
+ * initialization. So these are essentially common tweaks/settings for
+ * Configuration Files and hard-coded initialization ...
+ */
+static int adap_init0_tweaks(struct adapter *adapter)
+{
+	u8 rx_dma_offset;
+
+	/*
+	 * Fix up various Host-Dependent Parameters like Page Size, Cache
+	 * Line Size, etc.  The firmware default is for a 4KB Page Size and
+	 * 64B Cache Line Size ...
+	 */
+	t4_fixup_host_params_compat(adapter, CXGBE_PAGE_SIZE, L1_CACHE_BYTES,
+				    T5_LAST_REV);
+
+	/*
+	 * Keep the chip default offset to deliver Ingress packets into our
+	 * DMA buffers to zero
+	 */
+	rx_dma_offset = 0;
+	t4_set_reg_field(adapter, A_SGE_CONTROL, V_PKTSHIFT(M_PKTSHIFT),
+			 V_PKTSHIFT(rx_dma_offset));
+
+	t4_set_reg_field(adapter, A_SGE_FLM_CFG,
+			 V_CREDITCNT(M_CREDITCNT) | M_CREDITCNTPACKING,
+			 V_CREDITCNT(3) | V_CREDITCNTPACKING(1));
+
+	t4_set_reg_field(adapter, A_SGE_INGRESS_RX_THRESHOLD,
+			 V_THRESHOLD_3(M_THRESHOLD_3), V_THRESHOLD_3(32U));
+
+	t4_set_reg_field(adapter, A_SGE_CONTROL2, V_IDMAARBROUNDROBIN(1U),
+			 V_IDMAARBROUNDROBIN(1U));
+
+	/*
+	 * Don't include the "IP Pseudo Header" in CPL_RX_PKT checksums: Linux
+	 * adds the pseudo header itself.
+	 */
+	t4_tp_wr_bits_indirect(adapter, A_TP_INGRESS_CONFIG,
+			       F_CSUM_HAS_PSEUDO_HDR, 0);
+
+	return 0;
+}
+
+/*
+ * Attempt to initialize the adapter via a Firmware Configuration File.
+ */
+static int adap_init0_config(struct adapter *adapter, int reset)
+{
+	struct fw_caps_config_cmd caps_cmd;
+	unsigned long mtype = 0, maddr = 0;
+	u32 finiver, finicsum, cfcsum;
+	int ret;
+	int config_issued = 0;
+	int cfg_addr;
+	char config_name[20];
+
+	/*
+	 * Reset device if necessary.
+	 */
+	if (reset) {
+		ret = t4_fw_reset(adapter, adapter->mbox,
+				  F_PIORSTMODE | F_PIORST);
+		if (ret < 0) {
+			dev_warn(adapter, "Firmware reset failed, error %d\n",
+				 -ret);
+			goto bye;
+		}
+	}
+
+	cfg_addr = t4_flash_cfg_addr(adapter);
+	if (cfg_addr < 0) {
+		ret = cfg_addr;
+		dev_warn(adapter, "Finding address for firmware config file in flash failed, error %d\n",
+			 -ret);
+		goto bye;
+	}
+
+	strcpy(config_name, "On Flash");
+	mtype = FW_MEMTYPE_CF_FLASH;
+	maddr = cfg_addr;
+
+	/*
+	 * Issue a Capability Configuration command to the firmware to get it
+	 * to parse the Configuration File.  We don't use t4_fw_config_file()
+	 * because we want the ability to modify various features after we've
+	 * processed the configuration file ...
+	 */
+	memset(&caps_cmd, 0, sizeof(caps_cmd));
+	caps_cmd.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+					   F_FW_CMD_REQUEST | F_FW_CMD_READ);
+	caps_cmd.cfvalid_to_len16 =
+		cpu_to_be32(F_FW_CAPS_CONFIG_CMD_CFVALID |
+			    V_FW_CAPS_CONFIG_CMD_MEMTYPE_CF(mtype) |
+			    V_FW_CAPS_CONFIG_CMD_MEMADDR64K_CF(maddr >> 16) |
+			    FW_LEN16(caps_cmd));
+	ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, sizeof(caps_cmd),
+			 &caps_cmd);
+	/*
+	 * If the CAPS_CONFIG failed with an ENOENT (for a Firmware
+	 * Configuration File in FLASH), our last gasp effort is to use the
+	 * Firmware Configuration File which is embedded in the firmware.  A
+	 * very few early versions of the firmware didn't have one embedded
+	 * but we can ignore those.
+	 */
+	if (ret == -ENOENT) {
+		dev_info(adapter, "%s: Going for embedded config in firmware..\n",
+			 __func__);
+
+		memset(&caps_cmd, 0, sizeof(caps_cmd));
+		caps_cmd.op_to_write =
+			cpu_to_be32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+				    F_FW_CMD_REQUEST | F_FW_CMD_READ);
+		caps_cmd.cfvalid_to_len16 = cpu_to_be32(FW_LEN16(caps_cmd));
+		ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd,
+				 sizeof(caps_cmd), &caps_cmd);
+		strcpy(config_name, "Firmware Default");
+	}
+
+	config_issued = 1;
+	if (ret < 0)
+		goto bye;
+
+	finiver = be32_to_cpu(caps_cmd.finiver);
+	finicsum = be32_to_cpu(caps_cmd.finicsum);
+	cfcsum = be32_to_cpu(caps_cmd.cfcsum);
+	if (finicsum != cfcsum)
+		dev_warn(adapter, "Configuration File checksum mismatch: [fini] csum=%#x, computed csum=%#x\n",
+			 finicsum, cfcsum);
+
+	/*
+	 * If we're a pure NIC driver then disable all offloading facilities.
+	 * This will allow the firmware to optimize aspects of the hardware
+	 * configuration which will result in improved performance.
+	 */
+	caps_cmd.niccaps &= cpu_to_be16(~FW_CAPS_CONFIG_NIC_ETHOFLD);
+	caps_cmd.toecaps = 0;
+	caps_cmd.iscsicaps = 0;
+	caps_cmd.rdmacaps = 0;
+	caps_cmd.fcoecaps = 0;
+
+	/*
+	 * And now tell the firmware to use the configuration we just loaded.
+	 */
+	caps_cmd.op_to_write = cpu_to_be32(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+					   F_FW_CMD_REQUEST | F_FW_CMD_WRITE);
+	caps_cmd.cfvalid_to_len16 = htonl(FW_LEN16(caps_cmd));
+	ret = t4_wr_mbox(adapter, adapter->mbox, &caps_cmd, sizeof(caps_cmd),
+			 NULL);
+	if (ret < 0) {
+		dev_warn(adapter, "Unable to finalize Firmware Capabilities %d\n",
+			 -ret);
+		goto bye;
+	}
+
+	/*
+	 * Tweak configuration based on system architecture, etc.
+	 */
+	ret = adap_init0_tweaks(adapter);
+	if (ret < 0) {
+		dev_warn(adapter, "Unable to do init0-tweaks %d\n", -ret);
+		goto bye;
+	}
+
+	/*
+	 * And finally tell the firmware to initialize itself using the
+	 * parameters from the Configuration File.
+	 */
+	ret = t4_fw_initialize(adapter, adapter->mbox);
+	if (ret < 0) {
+		dev_warn(adapter, "Initializing Firmware failed, error %d\n",
+			 -ret);
+		goto bye;
+	}
+
+	/*
+	 * Return successfully and note that we're operating with parameters
+	 * not supplied by the driver, rather than from hard-wired
+	 * initialization constants buried in the driver.
+	 */
+	dev_info(adapter,
+		 "Successfully configured using Firmware Configuration File \"%s\", version %#x, computed checksum %#x\n",
+		 config_name, finiver, cfcsum);
+
+	return 0;
+
+	/*
+	 * Something bad happened.  Return the error ...  (If the "error"
+	 * is that there's no Configuration File on the adapter we don't
+	 * want to issue a warning since this is fairly common.)
+	 */
+bye:
+	if (config_issued && ret != -ENOENT)
+		dev_warn(adapter, "\"%s\" configuration file error %d\n",
+			 config_name, -ret);
+
+	dev_debug(adapter, "%s: returning ret = %d ..\n", __func__, ret);
+	return ret;
+}
+
+static int adap_init0(struct adapter *adap)
+{
+	struct fw_caps_config_cmd caps_cmd;
+	int ret = 0;
+	u32 v, port_vec;
+	enum dev_state state;
+	u32 params[7], val[7];
+	int reset = 1;
+	int mbox = adap->mbox;
+
+	/*
+	 * Contact FW, advertising Master capability.
+	 */
+	ret = t4_fw_hello(adap, adap->mbox, adap->mbox, MASTER_MAY, &state);
+	if (ret < 0) {
+		dev_err(adap, "%s: could not connect to FW, error %d\n",
+			__func__, -ret);
+		goto bye;
+	}
+
+	CXGBE_DEBUG_MBOX(adap, "%s: adap->mbox = %d; ret = %d\n", __func__,
+			 adap->mbox, ret);
+
+	if (ret == mbox)
+		adap->flags |= MASTER_PF;
+
+	if (state == DEV_STATE_INIT) {
+		/*
+		 * Force halt and reset FW because a previous instance may have
+		 * exited abnormally without properly shutting down
+		 */
+		ret = t4_fw_halt(adap, adap->mbox, reset);
+		if (ret < 0) {
+			dev_err(adap, "Failed to halt. Exit.\n");
+			goto bye;
+		}
+
+		ret = t4_fw_restart(adap, adap->mbox, reset);
+		if (ret < 0) {
+			dev_err(adap, "Failed to restart. Exit.\n");
+			goto bye;
+		}
+		state = (enum dev_state)((unsigned)state & ~DEV_STATE_INIT);
+	}
+
+	t4_get_version_info(adap);
+
+	ret = t4_get_core_clock(adap, &adap->params.vpd);
+	if (ret < 0) {
+		dev_err(adap, "%s: could not get core clock, error %d\n",
+			__func__, -ret);
+		goto bye;
+	}
+
+	/*
+	 * If the firmware is initialized already (and we're not forcing a
+	 * master initialization), note that we're living with existing
+	 * adapter parameters.  Otherwise, it's time to try initializing the
+	 * adapter ...
+	 */
+	if (state == DEV_STATE_INIT) {
+		dev_info(adap, "Coming up as %s: Adapter already initialized\n",
+			 adap->flags & MASTER_PF ? "MASTER" : "SLAVE");
+	} else {
+		dev_info(adap, "Coming up as MASTER: Initializing adapter\n");
+
+		ret = adap_init0_config(adap, reset);
+		if (ret == -ENOENT) {
+			dev_err(adap,
+				"No Configuration File present on adapter. Using hard-wired configuration parameters.\n");
+			goto bye;
+		}
+	}
+	if (ret < 0) {
+		dev_err(adap, "could not initialize adapter, error %d\n", -ret);
+		goto bye;
+	}
+
+	/* Now that we've successfully configured and initialized the adapter
+	 * (or found it already initialized), we can ask the Firmware what
+	 * resources it has provisioned for us.
+	 */
+	ret = t4_get_pfres(adap);
+	if (ret) {
+		dev_err(adap->pdev_dev,
+			"Unable to retrieve resource provisioning info\n");
+		goto bye;
+	}
+
+	/* Find out what ports are available to us. */
+	v = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+	    V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_PORTVEC);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1, &v, &port_vec);
+	if (ret < 0) {
+		dev_err(adap, "%s: failure in t4_query_params; error = %d\n",
+			__func__, ret);
+		goto bye;
+	}
+
+	adap->params.nports = hweight32(port_vec);
+	adap->params.portvec = port_vec;
+
+	dev_debug(adap, "%s: adap->params.nports = %u\n", __func__,
+		  adap->params.nports);
+
+	/*
+	 * Give the SGE code a chance to pull in anything that it needs ...
+	 * Note that this must be called after we retrieve our VPD parameters
+	 * in order to know how to convert core ticks to seconds, etc.
+	 */
+	ret = t4_sge_init(adap);
+	if (ret < 0) {
+		dev_err(adap, "t4_sge_init failed with error %d\n",
+			-ret);
+		goto bye;
+	}
+
+	/*
+	 * Grab some of our basic fundamental operating parameters.
+	 */
+	params[0] = CXGBE_FW_PARAM_PFVF(L2T_START);
+	params[1] = CXGBE_FW_PARAM_PFVF(L2T_END);
+	params[2] = CXGBE_FW_PARAM_PFVF(FILTER_START);
+	params[3] = CXGBE_FW_PARAM_PFVF(FILTER_END);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 4, params, val);
+	if (ret < 0)
+		goto bye;
+	adap->l2t_start = val[0];
+	adap->l2t_end = val[1];
+	adap->tids.ftid_base = val[2];
+	adap->tids.nftids = val[3] - val[2] + 1;
+
+	params[0] = CXGBE_FW_PARAM_PFVF(CLIP_START);
+	params[1] = CXGBE_FW_PARAM_PFVF(CLIP_END);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 2, params, val);
+	if (ret < 0)
+		goto bye;
+	adap->clipt_start = val[0];
+	adap->clipt_end = val[1];
+
+	/*
+	 * Get device capabilities so we can determine what resources we need
+	 * to manage.
+	 */
+	memset(&caps_cmd, 0, sizeof(caps_cmd));
+	caps_cmd.op_to_write = htonl(V_FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+				     F_FW_CMD_REQUEST | F_FW_CMD_READ);
+	caps_cmd.cfvalid_to_len16 = htonl(FW_LEN16(caps_cmd));
+	ret = t4_wr_mbox(adap, adap->mbox, &caps_cmd, sizeof(caps_cmd),
+			 &caps_cmd);
+	if (ret < 0)
+		goto bye;
+
+	if ((caps_cmd.niccaps & cpu_to_be16(FW_CAPS_CONFIG_NIC_HASHFILTER)) &&
+	    is_t6(adap->params.chip)) {
+		if (cxgbe_init_hash_filter(adap) < 0)
+			goto bye;
+	}
+
+	/* See if FW supports FW_FILTER2 work request */
+	if (is_t4(adap->params.chip)) {
+		adap->params.filter2_wr_support = 0;
+	} else {
+		params[0] = CXGBE_FW_PARAM_DEV(FILTER2_WR);
+		ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+				      1, params, val);
+		adap->params.filter2_wr_support = (ret == 0 && val[0] != 0);
+	}
+
+	/* Check if FW supports returning vin.
+	 * If this is not supported, driver will interpret
+	 * these values from viid.
+	 */
+	params[0] = CXGBE_FW_PARAM_DEV(OPAQUE_VIID_SMT_EXTN);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+			      1, params, val);
+	adap->params.viid_smt_extn_support = (ret == 0 && val[0] != 0);
+
+	/* query tid-related parameters */
+	params[0] = CXGBE_FW_PARAM_DEV(NTID);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1,
+			      params, val);
+	if (ret < 0)
+		goto bye;
+	adap->tids.ntids = val[0];
+	adap->tids.natids = min(adap->tids.ntids / 2, MAX_ATIDS);
+
+	/* If we're running on newer firmware, let it know that we're
+	 * prepared to deal with encapsulated CPL messages.  Older
+	 * firmware won't understand this and we'll just get
+	 * unencapsulated messages ...
+	 */
+	params[0] = CXGBE_FW_PARAM_PFVF(CPLFW4MSG_ENCAP);
+	val[0] = 1;
+	(void)t4_set_params(adap, adap->mbox, adap->pf, 0, 1, params, val);
+
+	/*
+	 * Find out whether we're allowed to use the T5+ ULPTX MEMWRITE DSGL
+	 * capability.  Earlier versions of the firmware didn't have the
+	 * ULPTX_MEMWRITE_DSGL so we'll interpret a query failure as no
+	 * permission to use ULPTX MEMWRITE DSGL.
+	 */
+	if (is_t4(adap->params.chip)) {
+		adap->params.ulptx_memwrite_dsgl = false;
+	} else {
+		params[0] = CXGBE_FW_PARAM_DEV(ULPTX_MEMWRITE_DSGL);
+		ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+				      1, params, val);
+		adap->params.ulptx_memwrite_dsgl = (ret == 0 && val[0] != 0);
+	}
+
+	/* Query for max number of packets that can be coalesced for Tx */
+	params[0] = CXGBE_FW_PARAM_PFVF(MAX_PKTS_PER_ETH_TX_PKTS_WR);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1, params, val);
+	if (!ret && val[0] > 0)
+		adap->params.max_tx_coalesce_num = val[0];
+	else
+		adap->params.max_tx_coalesce_num = ETH_COALESCE_PKT_NUM;
+
+	/*
+	 * The MTU/MSS Table is initialized by now, so load their values.  If
+	 * we're initializing the adapter, then we'll make any modifications
+	 * we want to the MTU/MSS Table and also initialize the congestion
+	 * parameters.
+	 */
+	t4_read_mtu_tbl(adap, adap->params.mtus, NULL);
+	if (state != DEV_STATE_INIT) {
+		int i;
+
+		/*
+		 * The default MTU Table contains values 1492 and 1500.
+		 * However, for TCP, it's better to have two values which are
+		 * a multiple of 8 +/- 4 bytes apart near this popular MTU.
+		 * This allows us to have a TCP Data Payload which is a
+		 * multiple of 8 regardless of what combination of TCP Options
+		 * are in use (always a multiple of 4 bytes) which is
+		 * important for performance reasons.  For instance, if no
+		 * options are in use, then we have a 20-byte IP header and a
+		 * 20-byte TCP header.  In this case, a 1500-byte MSS would
+		 * result in a TCP Data Payload of 1500 - 40 == 1460 bytes
+		 * which is not a multiple of 8.  So using an MSS of 1488 in
+		 * this case results in a TCP Data Payload of 1448 bytes which
+		 * is a multiple of 8.  On the other hand, if 12-byte TCP Time
+		 * Stamps have been negotiated, then an MTU of 1500 bytes
+		 * results in a TCP Data Payload of 1448 bytes which, as
+		 * above, is a multiple of 8 bytes ...
+		 */
+		for (i = 0; i < NMTUS; i++)
+			if (adap->params.mtus[i] == 1492) {
+				adap->params.mtus[i] = 1488;
+				break;
+			}
+
+		t4_load_mtus(adap, adap->params.mtus, adap->params.a_wnd,
+			     adap->params.b_wnd);
+	}
+	t4_init_sge_params(adap);
+	ret = configure_filter_mode_mask(adap);
+	if (ret < 0)
+		goto bye;
+	t4_init_tp_params(adap);
+	configure_pcie_ext_tag(adap);
+	configure_vlan_types(adap);
+	cxgbe_configure_max_ethqsets(adap);
+
+	adap->params.drv_memwin = MEMWIN_NIC;
+	adap->flags |= FW_OK;
+	dev_debug(adap, "%s: returning zero..\n", __func__);
+	return 0;
+
+	/*
+	 * Something bad happened.  If a command timed out or failed with EIO
+	 * FW does not operate within its spec or something catastrophic
+	 * happened to HW/FW, stop issuing commands.
+	 */
+bye:
+	if (ret != -ETIMEDOUT && ret != -EIO)
+		t4_fw_bye(adap, adap->mbox);
+	return ret;
+}
+
+/**
+ * t4_os_portmod_changed - handle port module changes
+ * @adap: the adapter associated with the module change
+ * @port_id: the port index whose module status has changed
+ *
+ * This is the OS-dependent handler for port module changes.  It is
+ * invoked when a port module is removed or inserted for any OS-specific
+ * processing.
+ */
+void t4_os_portmod_changed(const struct adapter *adap, int port_id)
+{
+	static const char * const mod_str[] = {
+		NULL, "LR", "SR", "ER", "passive DA", "active DA", "LRM"
+	};
+
+	const struct port_info *pi = adap2pinfo(adap, port_id);
+
+	if (pi->mod_type == FW_PORT_MOD_TYPE_NONE)
+		dev_info(adap, "Port%d: port module unplugged\n", pi->port_id);
+	else if (pi->mod_type < ARRAY_SIZE(mod_str))
+		dev_info(adap, "Port%d: %s port module inserted\n", pi->port_id,
+			 mod_str[pi->mod_type]);
+	else if (pi->mod_type == FW_PORT_MOD_TYPE_NOTSUPPORTED)
+		dev_info(adap, "Port%d: unsupported port module inserted\n",
+			 pi->port_id);
+	else if (pi->mod_type == FW_PORT_MOD_TYPE_UNKNOWN)
+		dev_info(adap, "Port%d: unknown port module inserted\n",
+			 pi->port_id);
+	else if (pi->mod_type == FW_PORT_MOD_TYPE_ERROR)
+		dev_info(adap, "Port%d: transceiver module error\n",
+			 pi->port_id);
+	else
+		dev_info(adap, "Port%d: unknown module type %d inserted\n",
+			 pi->port_id, pi->mod_type);
+}
+
+bool cxgbe_force_linkup(struct adapter *adap)
+{
+	if (is_pf4(adap))
+		return false;	/* force_linkup not required for pf driver */
+
+	return adap->devargs.force_link_up;
+}
+
+/**
+ * link_start - enable a port
+ * @dev: the port to enable
+ *
+ * Performs the MAC and PHY actions needed to enable a port.
+ */
+int cxgbe_link_start(struct port_info *pi)
+{
+	struct adapter *adapter = pi->adapter;
+	u64 conf_offloads;
+	unsigned int mtu;
+	int ret;
+
+	mtu = pi->eth_dev->data->dev_conf.rxmode.max_rx_pkt_len -
+	      (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN);
+
+	conf_offloads = pi->eth_dev->data->dev_conf.rxmode.offloads;
+
+	/*
+	 * We do not set address filters and promiscuity here, the stack does
+	 * that step explicitly.
+	 */
+	ret = t4_set_rxmode(adapter, adapter->mbox, pi->viid, mtu, -1, -1, -1,
+			    !!(conf_offloads & DEV_RX_OFFLOAD_VLAN_STRIP),
+			    true);
+	if (ret == 0) {
+		ret = cxgbe_mpstcam_modify(pi, (int)pi->xact_addr_filt,
+				(u8 *)&pi->eth_dev->data->mac_addrs[0]);
+		if (ret >= 0) {
+			pi->xact_addr_filt = ret;
+			ret = 0;
+		}
+	}
+	if (ret == 0 && is_pf4(adapter))
+		ret = t4_link_l1cfg(adapter, adapter->mbox, pi->tx_chan,
+				    &pi->link_cfg);
+	if (ret == 0) {
+		/*
+		 * Enabling a Virtual Interface can result in an interrupt
+		 * during the processing of the VI Enable command and, in some
+		 * paths, result in an attempt to issue another command in the
+		 * interrupt context.  Thus, we disable interrupts during the
+		 * course of the VI Enable command ...
+		 */
+		ret = t4_enable_vi_params(adapter, adapter->mbox, pi->viid,
+					  true, true, false);
+	}
+
+	if (ret == 0 && cxgbe_force_linkup(adapter))
+		pi->eth_dev->data->dev_link.link_status = ETH_LINK_UP;
+	return ret;
+}
+
+/**
+ * cxgbe_write_rss_conf - flash the RSS configuration for a given port
+ * @pi: the port
+ * @rss_hf: Hash configuration to apply
+ */
+int cxgbe_write_rss_conf(const struct port_info *pi, uint64_t rss_hf)
+{
+	struct adapter *adapter = pi->adapter;
+	const struct sge_eth_rxq *rxq;
+	u64 flags = 0;
+	u16 rss;
+	int err;
+
+	/*  Should never be called before setting up sge eth rx queues */
+	if (!(adapter->flags & FULL_INIT_DONE)) {
+		dev_err(adap, "%s No RXQs available on port %d\n",
+			__func__, pi->port_id);
+		return -EINVAL;
+	}
+
+	/* Don't allow unsupported hash functions */
+	if (rss_hf & ~CXGBE_RSS_HF_ALL)
+		return -EINVAL;
+
+	if (rss_hf & CXGBE_RSS_HF_IPV4_MASK)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN;
+
+	if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN;
+
+	if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN |
+			 F_FW_RSS_VI_CONFIG_CMD_UDPEN;
+
+	if (rss_hf & CXGBE_RSS_HF_IPV6_MASK)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN;
+
+	if (rss_hf & CXGBE_RSS_HF_TCP_IPV6_MASK)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN |
+			 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN;
+
+	if (rss_hf & CXGBE_RSS_HF_UDP_IPV6_MASK)
+		flags |= F_FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN |
+			 F_FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN |
+			 F_FW_RSS_VI_CONFIG_CMD_UDPEN;
+
+	rxq = &adapter->sge.ethrxq[pi->first_qset];
+	rss = rxq[0].rspq.abs_id;
+
+	/* If Tunnel All Lookup isn't specified in the global RSS
+	 * Configuration, then we need to specify a default Ingress
+	 * Queue for any ingress packets which aren't hashed.  We'll
+	 * use our first ingress queue ...
+	 */
+	err = t4_config_vi_rss(adapter, adapter->mbox, pi->viid,
+			       flags, rss);
+	return err;
+}
+
+/**
+ * cxgbe_write_rss - write the RSS table for a given port
+ * @pi: the port
+ * @queues: array of queue indices for RSS
+ *
+ * Sets up the portion of the HW RSS table for the port's VI to distribute
+ * packets to the Rx queues in @queues.
+ */
+int cxgbe_write_rss(const struct port_info *pi, const u16 *queues)
+{
+	u16 *rss;
+	int i, err;
+	struct adapter *adapter = pi->adapter;
+	const struct sge_eth_rxq *rxq;
+
+	/*  Should never be called before setting up sge eth rx queues */
+	BUG_ON(!(adapter->flags & FULL_INIT_DONE));
+
+	rxq = &adapter->sge.ethrxq[pi->first_qset];
+	rss = rte_zmalloc(NULL, pi->rss_size * sizeof(u16), 0);
+	if (!rss)
+		return -ENOMEM;
+
+	/* map the queue indices to queue ids */
+	for (i = 0; i < pi->rss_size; i++, queues++)
+		rss[i] = rxq[*queues].rspq.abs_id;
+
+	err = t4_config_rss_range(adapter, adapter->pf, pi->viid, 0,
+				  pi->rss_size, rss, pi->rss_size);
+	rte_free(rss);
+	return err;
+}
+
+/**
+ * setup_rss - configure RSS
+ * @adapter: the adapter
+ *
+ * Sets up RSS to distribute packets to multiple receive queues.  We
+ * configure the RSS CPU lookup table to distribute to the number of HW
+ * receive queues, and the response queue lookup table to narrow that
+ * down to the response queues actually configured for each port.
+ * We always configure the RSS mapping for all ports since the mapping
+ * table has plenty of entries.
+ */
+int cxgbe_setup_rss(struct port_info *pi)
+{
+	int j, err;
+	struct adapter *adapter = pi->adapter;
+
+	dev_debug(adapter, "%s:  pi->rss_size = %u; pi->n_rx_qsets = %u\n",
+		  __func__, pi->rss_size, pi->n_rx_qsets);
+
+	if (!(pi->flags & PORT_RSS_DONE)) {
+		if (adapter->flags & FULL_INIT_DONE) {
+			/* Fill default values with equal distribution */
+			for (j = 0; j < pi->rss_size; j++)
+				pi->rss[j] = j % pi->n_rx_qsets;
+
+			err = cxgbe_write_rss(pi, pi->rss);
+			if (err)
+				return err;
+
+			err = cxgbe_write_rss_conf(pi, pi->rss_hf);
+			if (err)
+				return err;
+			pi->flags |= PORT_RSS_DONE;
+		}
+	}
+	return 0;
+}
+
+/*
+ * Enable NAPI scheduling and interrupt generation for all Rx queues.
+ */
+static void enable_rx(struct adapter *adap, struct sge_rspq *q)
+{
+	/* 0-increment GTS to start the timer and enable interrupts */
+	t4_write_reg(adap, is_pf4(adap) ? MYPF_REG(A_SGE_PF_GTS) :
+					  T4VF_SGE_BASE_ADDR + A_SGE_VF_GTS,
+		     V_SEINTARM(q->intr_params) |
+		     V_INGRESSQID(q->cntxt_id));
+}
+
+void cxgbe_enable_rx_queues(struct port_info *pi)
+{
+	struct adapter *adap = pi->adapter;
+	struct sge *s = &adap->sge;
+	unsigned int i;
+
+	for (i = 0; i < pi->n_rx_qsets; i++)
+		enable_rx(adap, &s->ethrxq[pi->first_qset + i].rspq);
+}
+
+/**
+ * fw_caps_to_speed_caps - translate Firmware Port Caps to Speed Caps.
+ * @port_type: Firmware Port Type
+ * @fw_caps: Firmware Port Capabilities
+ * @speed_caps: Device Info Speed Capabilities
+ *
+ * Translate a Firmware Port Capabilities specification to Device Info
+ * Speed Capabilities.
+ */
+static void fw_caps_to_speed_caps(enum fw_port_type port_type,
+				  unsigned int fw_caps,
+				  u32 *speed_caps)
+{
+#define SET_SPEED(__speed_name) \
+	do { \
+		*speed_caps |= ETH_LINK_ ## __speed_name; \
+	} while (0)
+
+#define FW_CAPS_TO_SPEED(__fw_name) \
+	do { \
+		if (fw_caps & FW_PORT_CAP32_ ## __fw_name) \
+			SET_SPEED(__fw_name); \
+	} while (0)
+
+	switch (port_type) {
+	case FW_PORT_TYPE_BT_SGMII:
+	case FW_PORT_TYPE_BT_XFI:
+	case FW_PORT_TYPE_BT_XAUI:
+		FW_CAPS_TO_SPEED(SPEED_100M);
+		FW_CAPS_TO_SPEED(SPEED_1G);
+		FW_CAPS_TO_SPEED(SPEED_10G);
+		break;
+
+	case FW_PORT_TYPE_KX4:
+	case FW_PORT_TYPE_KX:
+	case FW_PORT_TYPE_FIBER_XFI:
+	case FW_PORT_TYPE_FIBER_XAUI:
+	case FW_PORT_TYPE_SFP:
+	case FW_PORT_TYPE_QSFP_10G:
+	case FW_PORT_TYPE_QSA:
+		FW_CAPS_TO_SPEED(SPEED_1G);
+		FW_CAPS_TO_SPEED(SPEED_10G);
+		break;
+
+	case FW_PORT_TYPE_KR:
+		SET_SPEED(SPEED_10G);
+		break;
+
+	case FW_PORT_TYPE_BP_AP:
+	case FW_PORT_TYPE_BP4_AP:
+		SET_SPEED(SPEED_1G);
+		SET_SPEED(SPEED_10G);
+		break;
+
+	case FW_PORT_TYPE_BP40_BA:
+	case FW_PORT_TYPE_QSFP:
+		SET_SPEED(SPEED_40G);
+		break;
+
+	case FW_PORT_TYPE_CR_QSFP:
+	case FW_PORT_TYPE_SFP28:
+	case FW_PORT_TYPE_KR_SFP28:
+		FW_CAPS_TO_SPEED(SPEED_1G);
+		FW_CAPS_TO_SPEED(SPEED_10G);
+		FW_CAPS_TO_SPEED(SPEED_25G);
+		break;
+
+	case FW_PORT_TYPE_CR2_QSFP:
+		SET_SPEED(SPEED_50G);
+		break;
+
+	case FW_PORT_TYPE_KR4_100G:
+	case FW_PORT_TYPE_CR4_QSFP:
+		FW_CAPS_TO_SPEED(SPEED_25G);
+		FW_CAPS_TO_SPEED(SPEED_40G);
+		FW_CAPS_TO_SPEED(SPEED_50G);
+		FW_CAPS_TO_SPEED(SPEED_100G);
+		break;
+
+	default:
+		break;
+	}
+
+#undef FW_CAPS_TO_SPEED
+#undef SET_SPEED
+}
+
+/**
+ * cxgbe_get_speed_caps - Fetch supported speed capabilities
+ * @pi: Underlying port's info
+ * @speed_caps: Device Info speed capabilities
+ *
+ * Fetch supported speed capabilities of the underlying port.
+ */
+void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps)
+{
+	*speed_caps = 0;
+
+	fw_caps_to_speed_caps(pi->port_type, pi->link_cfg.pcaps,
+			      speed_caps);
+
+	if (!(pi->link_cfg.pcaps & FW_PORT_CAP32_ANEG))
+		*speed_caps |= ETH_LINK_SPEED_FIXED;
+}
+
+/**
+ * cxgbe_set_link_status - Set device link up or down.
+ * @pi: Underlying port's info
+ * @status: 0 - down, 1 - up
+ *
+ * Set the device link up or down.
+ */
+int cxgbe_set_link_status(struct port_info *pi, bool status)
+{
+	struct adapter *adapter = pi->adapter;
+	int err = 0;
+
+	err = t4_enable_vi(adapter, adapter->mbox, pi->viid, status, status);
+	if (err) {
+		dev_err(adapter, "%s: disable_vi failed: %d\n", __func__, err);
+		return err;
+	}
+
+	if (!status)
+		t4_reset_link_config(adapter, pi->pidx);
+
+	return 0;
+}
+
+/**
+ * cxgb_up - enable the adapter
+ * @adap: adapter being enabled
+ *
+ * Called when the first port is enabled, this function performs the
+ * actions necessary to make an adapter operational, such as completing
+ * the initialization of HW modules, and enabling interrupts.
+ */
+int cxgbe_up(struct adapter *adap)
+{
+	enable_rx(adap, &adap->sge.fw_evtq);
+	t4_sge_tx_monitor_start(adap);
+	if (is_pf4(adap))
+		t4_intr_enable(adap);
+	adap->flags |= FULL_INIT_DONE;
+
+	/* TODO: deadman watchdog ?? */
+	return 0;
+}
+
+/*
+ * Close the port
+ */
+int cxgbe_down(struct port_info *pi)
+{
+	return cxgbe_set_link_status(pi, false);
+}
+
+/*
+ * Release resources when all the ports have been stopped.
+ */
+void cxgbe_close(struct adapter *adapter)
+{
+	struct port_info *pi;
+	int i;
+
+	if (adapter->flags & FULL_INIT_DONE) {
+		tid_free(&adapter->tids);
+		t4_cleanup_mpstcam(adapter);
+		t4_cleanup_clip_tbl(adapter);
+		t4_cleanup_l2t(adapter);
+		t4_cleanup_smt(adapter);
+		if (is_pf4(adapter))
+			t4_intr_disable(adapter);
+		t4_sge_tx_monitor_stop(adapter);
+		t4_free_sge_resources(adapter);
+		for_each_port(adapter, i) {
+			pi = adap2pinfo(adapter, i);
+			if (pi->viid != 0)
+				t4_free_vi(adapter, adapter->mbox,
+					   adapter->pf, 0, pi->viid);
+			rte_eth_dev_release_port(pi->eth_dev);
+		}
+		adapter->flags &= ~FULL_INIT_DONE;
+	}
+
+	if (is_pf4(adapter) && (adapter->flags & FW_OK))
+		t4_fw_bye(adapter, adapter->mbox);
+}
+
+static void adap_smt_index(struct adapter *adapter, u32 *smt_start_idx,
+			   u32 *smt_size)
+{
+	u32 params[2], smt_val[2];
+	int ret;
+
+	params[0] = CXGBE_FW_PARAM_PFVF(GET_SMT_START);
+	params[1] = CXGBE_FW_PARAM_PFVF(GET_SMT_SIZE);
+
+	ret = t4_query_params(adapter, adapter->mbox, adapter->pf, 0,
+			      2, params, smt_val);
+
+	/* if FW doesn't recognize this command then set it to default setting
+	 * which is start index as 0 and size as 256.
+	 */
+	if (ret < 0) {
+		*smt_start_idx = 0;
+		*smt_size = SMT_SIZE;
+	} else {
+		*smt_start_idx = smt_val[0];
+		/* smt size can be zero, if nsmt is not yet configured in
+		 * the config file or set as zero, then configure all the
+		 * remaining entries to this PF itself.
+		 */
+		if (!smt_val[1])
+			*smt_size = SMT_SIZE - *smt_start_idx;
+		else
+			*smt_size = smt_val[1];
+	}
+}
+
+int cxgbe_probe(struct adapter *adapter)
+{
+	u32 smt_start_idx, smt_size;
+	struct port_info *pi;
+	int func, i;
+	int err = 0;
+	u32 whoami;
+	int chip;
+
+	whoami = t4_read_reg(adapter, A_PL_WHOAMI);
+	chip = t4_get_chip_type(adapter,
+			CHELSIO_PCI_ID_VER(adapter->pdev->id.device_id));
+	if (chip < 0)
+		return chip;
+
+	func = CHELSIO_CHIP_VERSION(chip) <= CHELSIO_T5 ?
+	       G_SOURCEPF(whoami) : G_T6_SOURCEPF(whoami);
+
+	adapter->mbox = func;
+	adapter->pf = func;
+
+	t4_os_lock_init(&adapter->mbox_lock);
+	TAILQ_INIT(&adapter->mbox_list);
+	t4_os_lock_init(&adapter->win0_lock);
+
+	err = t4_prep_adapter(adapter);
+	if (err)
+		return err;
+
+	setup_memwin(adapter);
+	err = adap_init0(adapter);
+	if (err) {
+		dev_err(adapter, "%s: Adapter initialization failed, error %d\n",
+			__func__, err);
+		goto out_free;
+	}
+
+	if (!is_t4(adapter->params.chip)) {
+		/*
+		 * The userspace doorbell BAR is split evenly into doorbell
+		 * regions, each associated with an egress queue.  If this
+		 * per-queue region is large enough (at least UDBS_SEG_SIZE)
+		 * then it can be used to submit a tx work request with an
+		 * implied doorbell.  Enable write combining on the BAR if
+		 * there is room for such work requests.
+		 */
+		int s_qpp, qpp, num_seg;
+
+		s_qpp = (S_QUEUESPERPAGEPF0 +
+			(S_QUEUESPERPAGEPF1 - S_QUEUESPERPAGEPF0) *
+			adapter->pf);
+		qpp = 1 << ((t4_read_reg(adapter,
+				A_SGE_EGRESS_QUEUES_PER_PAGE_PF) >> s_qpp)
+				& M_QUEUESPERPAGEPF0);
+		num_seg = CXGBE_PAGE_SIZE / UDBS_SEG_SIZE;
+		if (qpp > num_seg)
+			dev_warn(adapter, "Incorrect SGE EGRESS QUEUES_PER_PAGE configuration, continuing in debug mode\n");
+
+		adapter->bar2 = (void *)adapter->pdev->mem_resource[2].addr;
+		if (!adapter->bar2) {
+			dev_err(adapter, "cannot map device bar2 region\n");
+			err = -ENOMEM;
+			goto out_free;
+		}
+		t4_write_reg(adapter, A_SGE_STAT_CFG, V_STATSOURCE_T5(7) |
+			     V_STATMODE(0));
+	}
+
+	for_each_port(adapter, i) {
+		const unsigned int numa_node = rte_socket_id();
+		char name[RTE_ETH_NAME_MAX_LEN];
+		struct rte_eth_dev *eth_dev;
+
+		snprintf(name, sizeof(name), "%s_%d",
+			 adapter->pdev->device.name, i);
+
+		if (i == 0) {
+			/* First port is already allocated by DPDK */
+			eth_dev = adapter->eth_dev;
+			goto allocate_mac;
+		}
+
+		/*
+		 * now do all data allocation - for eth_dev structure,
+		 * and internal (private) data for the remaining ports
+		 */
+
+		/* reserve an ethdev entry */
+		eth_dev = rte_eth_dev_allocate(name);
+		if (!eth_dev)
+			goto out_free;
+
+		eth_dev->data->dev_private =
+			rte_zmalloc_socket(name, sizeof(struct port_info),
+					   RTE_CACHE_LINE_SIZE, numa_node);
+		if (!eth_dev->data->dev_private)
+			goto out_free;
+
+allocate_mac:
+		pi = eth_dev->data->dev_private;
+		adapter->port[i] = pi;
+		pi->eth_dev = eth_dev;
+		pi->adapter = adapter;
+		pi->xact_addr_filt = -1;
+		pi->port_id = i;
+		pi->pidx = i;
+
+		pi->eth_dev->device = &adapter->pdev->device;
+		pi->eth_dev->dev_ops = adapter->eth_dev->dev_ops;
+		pi->eth_dev->tx_pkt_burst = adapter->eth_dev->tx_pkt_burst;
+		pi->eth_dev->rx_pkt_burst = adapter->eth_dev->rx_pkt_burst;
+
+		rte_eth_copy_pci_info(pi->eth_dev, adapter->pdev);
+
+		pi->eth_dev->data->mac_addrs = rte_zmalloc(name,
+							RTE_ETHER_ADDR_LEN, 0);
+		if (!pi->eth_dev->data->mac_addrs) {
+			dev_err(adapter, "%s: Mem allocation failed for storing mac addr, aborting\n",
+				__func__);
+			err = -1;
+			goto out_free;
+		}
+
+		if (i > 0) {
+			/* First port will be notified by upper layer */
+			rte_eth_dev_probing_finish(eth_dev);
+		}
+	}
+
+	if (adapter->flags & FW_OK) {
+		err = t4_port_init(adapter, adapter->mbox, adapter->pf, 0);
+		if (err) {
+			dev_err(adapter, "%s: t4_port_init failed with err %d\n",
+				__func__, err);
+			goto out_free;
+		}
+	}
+
+	cxgbe_cfg_queues(adapter->eth_dev);
+
+	cxgbe_print_adapter_info(adapter);
+	cxgbe_print_port_info(adapter);
+
+	adapter->clipt = t4_init_clip_tbl(adapter->clipt_start,
+					  adapter->clipt_end);
+	if (!adapter->clipt) {
+		/* We tolerate a lack of clip_table, giving up some
+		 * functionality
+		 */
+		dev_warn(adapter, "could not allocate CLIP. Continuing\n");
+	}
+
+	adap_smt_index(adapter, &smt_start_idx, &smt_size);
+	adapter->smt = t4_init_smt(smt_start_idx, smt_size);
+	if (!adapter->smt)
+		dev_warn(adapter, "could not allocate SMT, continuing\n");
+
+	adapter->l2t = t4_init_l2t(adapter->l2t_start, adapter->l2t_end);
+	if (!adapter->l2t) {
+		/* We tolerate a lack of L2T, giving up some functionality */
+		dev_warn(adapter, "could not allocate L2T. Continuing\n");
+	}
+
+	if (tid_init(&adapter->tids) < 0) {
+		/* Disable filtering support */
+		dev_warn(adapter, "could not allocate TID table, "
+			 "filter support disabled. Continuing\n");
+	}
+
+	t4_os_lock_init(&adapter->flow_lock);
+
+	adapter->mpstcam = t4_init_mpstcam(adapter);
+	if (!adapter->mpstcam)
+		dev_warn(adapter, "could not allocate mps tcam table."
+			 " Continuing\n");
+
+	if (is_hashfilter(adapter)) {
+		if (t4_read_reg(adapter, A_LE_DB_CONFIG) & F_HASHEN) {
+			u32 hash_base, hash_reg;
+
+			hash_reg = A_LE_DB_TID_HASHBASE;
+			hash_base = t4_read_reg(adapter, hash_reg);
+			adapter->tids.hash_base = hash_base / 4;
+		}
+	} else {
+		/* Disable hash filtering support */
+		dev_warn(adapter,
+			 "Maskless filter support disabled. Continuing\n");
+	}
+
+	err = cxgbe_init_rss(adapter);
+	if (err)
+		goto out_free;
+
+	return 0;
+
+out_free:
+	for_each_port(adapter, i) {
+		pi = adap2pinfo(adapter, i);
+		if (pi->viid != 0)
+			t4_free_vi(adapter, adapter->mbox, adapter->pf,
+				   0, pi->viid);
+		rte_eth_dev_release_port(pi->eth_dev);
+	}
+
+	if (adapter->flags & FW_OK)
+		t4_fw_bye(adapter, adapter->mbox);
+	return -err;
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ofld.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ofld.h
new file mode 100644
index 000000000..50931ed04
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_ofld.h
@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_OFLD_H_
+#define _CXGBE_OFLD_H_
+
+#include <rte_bitmap.h>
+
+#include "cxgbe_filter.h"
+
+#define INIT_TP_WR(w, tid) do { \
+	(w)->wr.wr_hi = cpu_to_be32(V_FW_WR_OP(FW_TP_WR) | \
+				V_FW_WR_IMMDLEN(sizeof(*w) - sizeof(w->wr))); \
+	(w)->wr.wr_mid = cpu_to_be32( \
+				V_FW_WR_LEN16(DIV_ROUND_UP(sizeof(*w), 16)) | \
+				V_FW_WR_FLOWID(tid)); \
+	(w)->wr.wr_lo = cpu_to_be64(0); \
+} while (0)
+
+#define INIT_TP_WR_MIT_CPL(w, cpl, tid) do { \
+	INIT_TP_WR(w, tid); \
+	OPCODE_TID(w) = cpu_to_be32(MK_OPCODE_TID(cpl, tid)); \
+} while (0)
+
+#define INIT_ULPTX_WR(w, wrlen, atomic, tid) do { \
+	(w)->wr.wr_hi = cpu_to_be32(V_FW_WR_OP(FW_ULPTX_WR) | \
+				    V_FW_WR_ATOMIC(atomic)); \
+	(w)->wr.wr_mid = cpu_to_be32(V_FW_WR_LEN16(DIV_ROUND_UP(wrlen, 16)) | \
+				     V_FW_WR_FLOWID(tid)); \
+	(w)->wr.wr_lo = cpu_to_be64(0); \
+} while (0)
+
+/*
+ * Max # of ATIDs.  The absolute HW max is 16K but we keep it lower.
+ */
+#define MAX_ATIDS 8192U
+
+union aopen_entry {
+	void *data;
+	union aopen_entry *next;
+};
+
+/*
+ * Holds the size, base address, free list start, etc of filter TID.
+ * The tables themselves are allocated dynamically.
+ */
+struct tid_info {
+	void **tid_tab;
+	unsigned int ntids;
+	struct filter_entry *ftid_tab;	/* Normal filters */
+	union aopen_entry *atid_tab;
+	struct rte_bitmap *ftid_bmap;
+	uint8_t *ftid_bmap_array;
+	unsigned int nftids, natids;
+	unsigned int ftid_base, hash_base;
+
+	union aopen_entry *afree;
+	unsigned int atids_in_use;
+
+	/* TIDs in the TCAM */
+	rte_atomic32_t tids_in_use;
+	/* TIDs in the HASH */
+	rte_atomic32_t hash_tids_in_use;
+	rte_atomic32_t conns_in_use;
+
+	rte_spinlock_t atid_lock __rte_cache_aligned;
+	rte_spinlock_t ftid_lock;
+};
+
+static inline void *lookup_tid(const struct tid_info *t, unsigned int tid)
+{
+	return tid < t->ntids ? t->tid_tab[tid] : NULL;
+}
+
+static inline void *lookup_atid(const struct tid_info *t, unsigned int atid)
+{
+	return atid < t->natids ? t->atid_tab[atid].data : NULL;
+}
+
+int cxgbe_alloc_atid(struct tid_info *t, void *data);
+void cxgbe_free_atid(struct tid_info *t, unsigned int atid);
+void cxgbe_remove_tid(struct tid_info *t, unsigned int qid, unsigned int tid,
+		      unsigned short family);
+void cxgbe_insert_tid(struct tid_info *t, void *data, unsigned int tid,
+		      unsigned short family);
+
+#endif /* _CXGBE_OFLD_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_pfvf.h b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_pfvf.h
new file mode 100644
index 000000000..0b7c52aec
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbe_pfvf.h
@@ -0,0 +1,55 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_PFVF_H_
+#define _CXGBE_PFVF_H_
+
+#define CXGBE_FW_PARAM_DEV(param) \
+	(V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \
+	 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param))
+
+#define CXGBE_FW_PARAM_PFVF(param) \
+	(V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \
+	 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param) |  \
+	 V_FW_PARAMS_PARAM_Y(0) | \
+	 V_FW_PARAMS_PARAM_Z(0))
+
+void cxgbe_dev_rx_queue_release(void *q);
+void cxgbe_dev_tx_queue_release(void *q);
+void cxgbe_dev_stop(struct rte_eth_dev *eth_dev);
+void cxgbe_dev_close(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_info_get(struct rte_eth_dev *eth_dev,
+		       struct rte_eth_dev_info *device_info);
+int cxgbe_dev_promiscuous_enable(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_promiscuous_disable(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_allmulticast_enable(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_allmulticast_disable(struct rte_eth_dev *eth_dev);
+int cxgbe_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *addr);
+int cxgbe_dev_configure(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t queue_idx,
+			     uint16_t nb_desc, unsigned int socket_id,
+			     const struct rte_eth_txconf *tx_conf);
+int cxgbe_dev_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t queue_idx,
+			     uint16_t nb_desc, unsigned int socket_id,
+			     const struct rte_eth_rxconf *rx_conf,
+			     struct rte_mempool *mp);
+int cxgbe_dev_tx_queue_start(struct rte_eth_dev *eth_dev,
+			     uint16_t tx_queue_id);
+int cxgbe_dev_rx_queue_start(struct rte_eth_dev *eth_dev,
+			     uint16_t tx_queue_id);
+int cxgbe_dev_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t tx_queue_id);
+int cxgbe_dev_rx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t rx_queue_id);
+int cxgbe_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu);
+int cxgbe_dev_start(struct rte_eth_dev *eth_dev);
+int cxgbe_dev_link_update(struct rte_eth_dev *eth_dev,
+			  int wait_to_complete);
+int cxgbe_dev_set_link_up(struct rte_eth_dev *dev);
+int cxgbe_dev_set_link_down(struct rte_eth_dev *dev);
+uint16_t cxgbe_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
+			 uint16_t nb_pkts);
+uint16_t cxgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+			 uint16_t nb_pkts);
+const uint32_t *cxgbe_dev_supported_ptypes_get(struct rte_eth_dev *eth_dev);
+#endif /* _CXGBE_PFVF_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_ethdev.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_ethdev.c
new file mode 100644
index 000000000..4165ba986
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_ethdev.c
@@ -0,0 +1,217 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_pci.h>
+
+#include "cxgbe.h"
+#include "cxgbe_pfvf.h"
+
+/*
+ * Macros needed to support the PCI Device ID Table ...
+ */
+#define CH_PCI_DEVICE_ID_TABLE_DEFINE_BEGIN \
+	static const struct rte_pci_id cxgb4vf_pci_tbl[] = {
+#define CH_PCI_DEVICE_ID_FUNCTION 0x8
+
+#define PCI_VENDOR_ID_CHELSIO 0x1425
+
+#define CH_PCI_ID_TABLE_ENTRY(devid) \
+		{ RTE_PCI_DEVICE(PCI_VENDOR_ID_CHELSIO, (devid)) }
+
+#define CH_PCI_DEVICE_ID_TABLE_DEFINE_END \
+		{ .vendor_id = 0, } \
+	}
+
+/*
+ *... and the PCI ID Table itself ...
+ */
+#include "base/t4_pci_id_tbl.h"
+
+/*
+ * Get port statistics.
+ */
+static int cxgbevf_dev_stats_get(struct rte_eth_dev *eth_dev,
+				 struct rte_eth_stats *eth_stats)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adapter = pi->adapter;
+	struct sge *s = &adapter->sge;
+	struct port_stats ps;
+	unsigned int i;
+
+	cxgbevf_stats_get(pi, &ps);
+
+	/* RX Stats */
+	eth_stats->ierrors  = ps.rx_len_err;
+
+	/* TX Stats */
+	eth_stats->opackets = ps.tx_bcast_frames + ps.tx_mcast_frames +
+			      ps.tx_ucast_frames;
+	eth_stats->obytes = ps.tx_octets;
+	eth_stats->oerrors  = ps.tx_drop;
+
+	for (i = 0; i < pi->n_rx_qsets; i++) {
+		struct sge_eth_rxq *rxq =
+			&s->ethrxq[pi->first_qset + i];
+
+		eth_stats->q_ipackets[i] = rxq->stats.pkts;
+		eth_stats->q_ibytes[i] = rxq->stats.rx_bytes;
+		eth_stats->ipackets += eth_stats->q_ipackets[i];
+		eth_stats->ibytes += eth_stats->q_ibytes[i];
+	}
+
+	for (i = 0; i < pi->n_tx_qsets; i++) {
+		struct sge_eth_txq *txq =
+			&s->ethtxq[pi->first_qset + i];
+
+		eth_stats->q_opackets[i] = txq->stats.pkts;
+		eth_stats->q_obytes[i] = txq->stats.tx_bytes;
+	}
+	return 0;
+}
+
+static const struct eth_dev_ops cxgbevf_eth_dev_ops = {
+	.dev_start              = cxgbe_dev_start,
+	.dev_stop               = cxgbe_dev_stop,
+	.dev_close              = cxgbe_dev_close,
+	.promiscuous_enable     = cxgbe_dev_promiscuous_enable,
+	.promiscuous_disable    = cxgbe_dev_promiscuous_disable,
+	.allmulticast_enable    = cxgbe_dev_allmulticast_enable,
+	.allmulticast_disable   = cxgbe_dev_allmulticast_disable,
+	.dev_configure          = cxgbe_dev_configure,
+	.dev_infos_get          = cxgbe_dev_info_get,
+	.dev_supported_ptypes_get = cxgbe_dev_supported_ptypes_get,
+	.link_update            = cxgbe_dev_link_update,
+	.dev_set_link_up        = cxgbe_dev_set_link_up,
+	.dev_set_link_down      = cxgbe_dev_set_link_down,
+	.mtu_set                = cxgbe_dev_mtu_set,
+	.tx_queue_setup         = cxgbe_dev_tx_queue_setup,
+	.tx_queue_start         = cxgbe_dev_tx_queue_start,
+	.tx_queue_stop          = cxgbe_dev_tx_queue_stop,
+	.tx_queue_release       = cxgbe_dev_tx_queue_release,
+	.rx_queue_setup         = cxgbe_dev_rx_queue_setup,
+	.rx_queue_start         = cxgbe_dev_rx_queue_start,
+	.rx_queue_stop          = cxgbe_dev_rx_queue_stop,
+	.rx_queue_release       = cxgbe_dev_rx_queue_release,
+	.stats_get		= cxgbevf_dev_stats_get,
+	.mac_addr_set		= cxgbe_mac_addr_set,
+};
+
+/*
+ * Initialize driver
+ * It returns 0 on success.
+ */
+static int eth_cxgbevf_dev_init(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct rte_pci_device *pci_dev;
+	char name[RTE_ETH_NAME_MAX_LEN];
+	struct adapter *adapter = NULL;
+	int err = 0;
+
+	CXGBE_FUNC_TRACE();
+
+	eth_dev->dev_ops = &cxgbevf_eth_dev_ops;
+	eth_dev->rx_pkt_burst = &cxgbe_recv_pkts;
+	eth_dev->tx_pkt_burst = &cxgbe_xmit_pkts;
+	pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
+
+	/* for secondary processes, we attach to ethdevs allocated by primary
+	 * and do minimal initialization.
+	 */
+	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+		int i;
+
+		for (i = 1; i < MAX_NPORTS; i++) {
+			struct rte_eth_dev *rest_eth_dev;
+			char namei[RTE_ETH_NAME_MAX_LEN];
+
+			snprintf(namei, sizeof(namei), "%s_%d",
+				 pci_dev->device.name, i);
+			rest_eth_dev = rte_eth_dev_attach_secondary(namei);
+			if (rest_eth_dev) {
+				rest_eth_dev->device = &pci_dev->device;
+				rest_eth_dev->dev_ops =
+					eth_dev->dev_ops;
+				rest_eth_dev->rx_pkt_burst =
+					eth_dev->rx_pkt_burst;
+				rest_eth_dev->tx_pkt_burst =
+					eth_dev->tx_pkt_burst;
+				rte_eth_dev_probing_finish(rest_eth_dev);
+			}
+		}
+		return 0;
+	}
+
+	snprintf(name, sizeof(name), "cxgbevfadapter%d",
+		 eth_dev->data->port_id);
+	adapter = rte_zmalloc(name, sizeof(*adapter), 0);
+	if (!adapter)
+		return -1;
+
+	adapter->use_unpacked_mode = 1;
+	adapter->regs = (void *)pci_dev->mem_resource[0].addr;
+	if (!adapter->regs) {
+		dev_err(adapter, "%s: cannot map device registers\n", __func__);
+		err = -ENOMEM;
+		goto out_free_adapter;
+	}
+	adapter->pdev = pci_dev;
+	adapter->eth_dev = eth_dev;
+	pi->adapter = adapter;
+
+	cxgbe_process_devargs(adapter);
+
+	err = cxgbevf_probe(adapter);
+	if (err) {
+		dev_err(adapter, "%s: cxgbevf probe failed with err %d\n",
+			__func__, err);
+		goto out_free_adapter;
+	}
+
+	return 0;
+
+out_free_adapter:
+	rte_free(adapter);
+	return err;
+}
+
+static int eth_cxgbevf_dev_uninit(struct rte_eth_dev *eth_dev)
+{
+	struct port_info *pi = eth_dev->data->dev_private;
+	struct adapter *adap = pi->adapter;
+
+	/* Free up other ports and all resources */
+	cxgbe_close(adap);
+	return 0;
+}
+
+static int eth_cxgbevf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
+				 struct rte_pci_device *pci_dev)
+{
+	return rte_eth_dev_pci_generic_probe(pci_dev, sizeof(struct port_info),
+					     eth_cxgbevf_dev_init);
+}
+
+static int eth_cxgbevf_pci_remove(struct rte_pci_device *pci_dev)
+{
+	return rte_eth_dev_pci_generic_remove(pci_dev, eth_cxgbevf_dev_uninit);
+}
+
+static struct rte_pci_driver rte_cxgbevf_pmd = {
+	.id_table = cxgb4vf_pci_tbl,
+	.drv_flags = RTE_PCI_DRV_NEED_MAPPING,
+	.probe = eth_cxgbevf_pci_probe,
+	.remove = eth_cxgbevf_pci_remove,
+};
+
+RTE_PMD_REGISTER_PCI(net_cxgbevf, rte_cxgbevf_pmd);
+RTE_PMD_REGISTER_PCI_TABLE(net_cxgbevf, cxgb4vf_pci_tbl);
+RTE_PMD_REGISTER_KMOD_DEP(net_cxgbevf, "* igb_uio | vfio-pci");
+RTE_PMD_REGISTER_PARAM_STRING(net_cxgbevf,
+			      CXGBE_DEVARG_CMN_KEEP_OVLAN "=<0|1> "
+			      CXGBE_DEVARG_CMN_TX_MODE_LATENCY "=<0|1> "
+			      CXGBE_DEVARG_VF_FORCE_LINK_UP "=<0|1> ");
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_main.c b/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_main.c
new file mode 100644
index 000000000..66fb92375
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/cxgbevf_main.c
@@ -0,0 +1,302 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <rte_ethdev_driver.h>
+#include <rte_ethdev_pci.h>
+#include <rte_malloc.h>
+
+#include "base/common.h"
+#include "base/t4_regs.h"
+#include "base/t4_msg.h"
+#include "cxgbe.h"
+#include "cxgbe_pfvf.h"
+#include "mps_tcam.h"
+
+/*
+ * Figure out how many Ports and Queue Sets we can support.  This depends on
+ * knowing our Virtual Function Resources and may be called a second time if
+ * we fall back from MSI-X to MSI Interrupt Mode.
+ */
+static void size_nports_qsets(struct adapter *adapter)
+{
+	struct vf_resources *vfres = &adapter->params.vfres;
+	unsigned int pmask_nports;
+
+	/*
+	 * The number of "ports" which we support is equal to the number of
+	 * Virtual Interfaces with which we've been provisioned.
+	 */
+	adapter->params.nports = vfres->nvi;
+	if (adapter->params.nports > MAX_NPORTS) {
+		dev_warn(adapter->pdev_dev, "only using %d of %d maximum"
+			 " allowed virtual interfaces\n", MAX_NPORTS,
+			 adapter->params.nports);
+		adapter->params.nports = MAX_NPORTS;
+	}
+
+	/*
+	 * We may have been provisioned with more VIs than the number of
+	 * ports we're allowed to access (our Port Access Rights Mask).
+	 * This is obviously a configuration conflict but we don't want to
+	 * do anything silly just because of that.
+	 */
+	pmask_nports = hweight32(adapter->params.vfres.pmask);
+	if (pmask_nports < adapter->params.nports) {
+		dev_warn(adapter->pdev_dev, "only using %d of %d provissioned"
+			 " virtual interfaces; limited by Port Access Rights"
+			 " mask %#x\n", pmask_nports, adapter->params.nports,
+			 adapter->params.vfres.pmask);
+		adapter->params.nports = pmask_nports;
+	}
+
+	cxgbe_configure_max_ethqsets(adapter);
+	if (adapter->sge.max_ethqsets < adapter->params.nports) {
+		dev_warn(adapter->pdev_dev, "only using %d of %d available"
+			 " virtual interfaces (too few Queue Sets)\n",
+			 adapter->sge.max_ethqsets, adapter->params.nports);
+		adapter->params.nports = adapter->sge.max_ethqsets;
+	}
+}
+
+void cxgbevf_stats_get(struct port_info *pi, struct port_stats *stats)
+{
+	t4vf_get_port_stats(pi->adapter, pi->pidx, stats);
+}
+
+static int adap_init0vf(struct adapter *adapter)
+{
+	u32 param, val = 0;
+	int err;
+
+	err = t4vf_fw_reset(adapter);
+	if (err < 0) {
+		dev_err(adapter->pdev_dev, "FW reset failed: err=%d\n", err);
+		return err;
+	}
+
+	/*
+	 * Grab basic operational parameters.  These will predominantly have
+	 * been set up by the Physical Function Driver or will be hard coded
+	 * into the adapter.  We just have to live with them ...  Note that
+	 * we _must_ get our VPD parameters before our SGE parameters because
+	 * we need to know the adapter's core clock from the VPD in order to
+	 * properly decode the SGE Timer Values.
+	 */
+	err = t4vf_get_dev_params(adapter);
+	if (err) {
+		dev_err(adapter->pdev_dev, "unable to retrieve adapter"
+			" device parameters: err=%d\n", err);
+		return err;
+	}
+
+	err = t4vf_get_vpd_params(adapter);
+	if (err) {
+		dev_err(adapter->pdev_dev, "unable to retrieve adapter"
+			" VPD parameters: err=%d\n", err);
+		return err;
+	}
+
+	adapter->pf = t4vf_get_pf_from_vf(adapter);
+	err = t4vf_sge_init(adapter);
+	if (err) {
+		dev_err(adapter->pdev_dev, "error in sge init\n");
+		return err;
+	}
+
+	err = t4vf_get_rss_glb_config(adapter);
+	if (err) {
+		dev_err(adapter->pdev_dev, "unable to retrieve adapter"
+			" RSS parameters: err=%d\n", err);
+		return err;
+	}
+	if (adapter->params.rss.mode !=
+	    FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL) {
+		dev_err(adapter->pdev_dev, "unable to operate with global RSS"
+			" mode %d\n", adapter->params.rss.mode);
+		return -EINVAL;
+	}
+
+	/* If we're running on newer firmware, let it know that we're
+	 * prepared to deal with encapsulated CPL messages.  Older
+	 * firmware won't understand this and we'll just get
+	 * unencapsulated messages ...
+	 */
+	param = CXGBE_FW_PARAM_PFVF(CPLFW4MSG_ENCAP);
+	val = 1;
+	t4vf_set_params(adapter, 1, &param, &val);
+
+	/* Query for max number of packets that can be coalesced for Tx */
+	param = CXGBE_FW_PARAM_PFVF(MAX_PKTS_PER_ETH_TX_PKTS_WR);
+	err = t4vf_query_params(adapter, 1, &param, &val);
+	if (!err && val > 0)
+		adapter->params.max_tx_coalesce_num = val;
+	else
+		adapter->params.max_tx_coalesce_num = ETH_COALESCE_VF_PKT_NUM;
+
+	/*
+	 * Grab our Virtual Interface resource allocation, extract the
+	 * features that we're interested in and do a bit of sanity testing on
+	 * what we discover.
+	 */
+	err = t4vf_get_vfres(adapter);
+	if (err) {
+		dev_err(adapter->pdev_dev, "unable to get virtual interface"
+			" resources: err=%d\n", err);
+		return err;
+	}
+
+	/*
+	 * Check for various parameter sanity issues.
+	 */
+	if (adapter->params.vfres.pmask == 0) {
+		dev_err(adapter->pdev_dev, "no port access configured\n"
+			"usable!\n");
+		return -EINVAL;
+	}
+	if (adapter->params.vfres.nvi == 0) {
+		dev_err(adapter->pdev_dev, "no virtual interfaces configured/"
+			"usable!\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * Initialize nports and max_ethqsets now that we have our Virtual
+	 * Function Resources.
+	 */
+	size_nports_qsets(adapter);
+	adapter->flags |= FW_OK;
+	return 0;
+}
+
+int cxgbevf_probe(struct adapter *adapter)
+{
+	struct port_info *pi;
+	unsigned int pmask;
+	int err = 0;
+	int i;
+
+	t4_os_lock_init(&adapter->mbox_lock);
+	TAILQ_INIT(&adapter->mbox_list);
+	err = t4vf_prep_adapter(adapter);
+	if (err)
+		return err;
+
+	if (!is_t4(adapter->params.chip)) {
+		adapter->bar2 = (void *)adapter->pdev->mem_resource[2].addr;
+		if (!adapter->bar2) {
+			dev_err(adapter, "cannot map device bar2 region\n");
+			err = -ENOMEM;
+			return err;
+		}
+	}
+
+	err = adap_init0vf(adapter);
+	if (err) {
+		dev_err(adapter, "%s: Adapter initialization failed, error %d\n",
+				__func__, err);
+		goto out_free;
+	}
+
+	pmask = adapter->params.vfres.pmask;
+	for_each_port(adapter, i) {
+		const unsigned int numa_node = rte_socket_id();
+		char name[RTE_ETH_NAME_MAX_LEN];
+		struct rte_eth_dev *eth_dev;
+		int port_id;
+
+		if (pmask == 0)
+			break;
+		port_id = ffs(pmask) - 1;
+		pmask &= ~(1 << port_id);
+
+		snprintf(name, sizeof(name), "%s_%d",
+			 adapter->pdev->device.name, i);
+
+		if (i == 0) {
+			/* First port is already allocated by DPDK */
+			eth_dev = adapter->eth_dev;
+			goto allocate_mac;
+		}
+
+		/*
+		 * now do all data allocation - for eth_dev structure,
+		 * and internal (private) data for the remaining ports
+		 */
+
+		/* reserve an ethdev entry */
+		eth_dev = rte_eth_dev_allocate(name);
+		if (!eth_dev) {
+			err = -ENOMEM;
+			goto out_free;
+		}
+		eth_dev->data->dev_private =
+			rte_zmalloc_socket(name, sizeof(struct port_info),
+					   RTE_CACHE_LINE_SIZE, numa_node);
+		if (!eth_dev->data->dev_private)
+			goto out_free;
+
+allocate_mac:
+		pi = eth_dev->data->dev_private;
+		adapter->port[i] = pi;
+		pi->eth_dev = eth_dev;
+		pi->adapter = adapter;
+		pi->xact_addr_filt = -1;
+		pi->port_id = port_id;
+		pi->pidx = i;
+
+		pi->eth_dev->device = &adapter->pdev->device;
+		pi->eth_dev->dev_ops = adapter->eth_dev->dev_ops;
+		pi->eth_dev->tx_pkt_burst = adapter->eth_dev->tx_pkt_burst;
+		pi->eth_dev->rx_pkt_burst = adapter->eth_dev->rx_pkt_burst;
+
+		rte_eth_copy_pci_info(pi->eth_dev, adapter->pdev);
+		pi->eth_dev->data->mac_addrs = rte_zmalloc(name,
+							RTE_ETHER_ADDR_LEN, 0);
+		if (!pi->eth_dev->data->mac_addrs) {
+			dev_err(adapter, "%s: Mem allocation failed for storing mac addr, aborting\n",
+				__func__);
+			err = -ENOMEM;
+			goto out_free;
+		}
+
+		if (i > 0) {
+			/* First port will be notified by upper layer */
+			rte_eth_dev_probing_finish(eth_dev);
+		}
+	}
+
+	if (adapter->flags & FW_OK) {
+		err = t4vf_port_init(adapter);
+		if (err) {
+			dev_err(adapter, "%s: t4_port_init failed with err %d\n",
+				__func__, err);
+			goto out_free;
+		}
+	}
+
+	cxgbe_cfg_queues(adapter->eth_dev);
+	cxgbe_print_adapter_info(adapter);
+	cxgbe_print_port_info(adapter);
+
+	adapter->mpstcam = t4_init_mpstcam(adapter);
+	if (!adapter->mpstcam)
+		dev_warn(adapter,
+			 "VF could not allocate mps tcam table. Continuing\n");
+
+	err = cxgbe_init_rss(adapter);
+	if (err)
+		goto out_free;
+	return 0;
+
+out_free:
+	for_each_port(adapter, i) {
+		pi = adap2pinfo(adapter, i);
+		if (pi->viid != 0)
+			t4_free_vi(adapter, adapter->mbox, adapter->pf,
+				   0, pi->viid);
+		rte_eth_dev_release_port(pi->eth_dev);
+	}
+	return -err;
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/l2t.c b/src/spdk/dpdk/drivers/net/cxgbe/l2t.c
new file mode 100644
index 000000000..f9d651fe0
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/l2t.c
@@ -0,0 +1,229 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include "base/common.h"
+#include "l2t.h"
+
+/**
+ * cxgbe_l2t_release - Release associated L2T entry
+ * @e: L2T entry to release
+ *
+ * Releases ref count and frees up an L2T entry from L2T table
+ */
+void cxgbe_l2t_release(struct l2t_entry *e)
+{
+	if (rte_atomic32_read(&e->refcnt) != 0)
+		rte_atomic32_dec(&e->refcnt);
+}
+
+/**
+ * Process a CPL_L2T_WRITE_RPL. Note that the TID in the reply is really
+ * the L2T index it refers to.
+ */
+void cxgbe_do_l2t_write_rpl(struct adapter *adap,
+			    const struct cpl_l2t_write_rpl *rpl)
+{
+	struct l2t_data *d = adap->l2t;
+	unsigned int tid = GET_TID(rpl);
+	unsigned int l2t_idx = tid % L2T_SIZE;
+
+	if (unlikely(rpl->status != CPL_ERR_NONE)) {
+		dev_err(adap,
+			"Unexpected L2T_WRITE_RPL status %u for entry %u\n",
+			rpl->status, l2t_idx);
+		return;
+	}
+
+	if (tid & F_SYNC_WR) {
+		struct l2t_entry *e = &d->l2tab[l2t_idx - d->l2t_start];
+
+		t4_os_lock(&e->lock);
+		if (e->state != L2T_STATE_SWITCHING)
+			e->state = L2T_STATE_VALID;
+		t4_os_unlock(&e->lock);
+	}
+}
+
+/**
+ * Write an L2T entry.  Must be called with the entry locked.
+ * The write may be synchronous or asynchronous.
+ */
+static int write_l2e(struct rte_eth_dev *dev, struct l2t_entry *e, int sync,
+		     bool loopback, bool arpmiss)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct l2t_data *d = adap->l2t;
+	struct rte_mbuf *mbuf;
+	struct cpl_l2t_write_req *req;
+	struct sge_ctrl_txq *ctrlq;
+	unsigned int l2t_idx = e->idx + d->l2t_start;
+	unsigned int port_id = ethdev2pinfo(dev)->port_id;
+
+	ctrlq = &adap->sge.ctrlq[port_id];
+	mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+	if (!mbuf)
+		return -ENOMEM;
+
+	mbuf->data_len = sizeof(*req);
+	mbuf->pkt_len = mbuf->data_len;
+
+	req = rte_pktmbuf_mtod(mbuf, struct cpl_l2t_write_req *);
+	INIT_TP_WR(req, 0);
+
+	OPCODE_TID(req) =
+		cpu_to_be32(MK_OPCODE_TID(CPL_L2T_WRITE_REQ,
+					  l2t_idx | V_SYNC_WR(sync) |
+					  V_TID_QID(adap->sge.fw_evtq.abs_id)));
+	req->params = cpu_to_be16(V_L2T_W_PORT(e->lport) |
+				  V_L2T_W_LPBK(loopback) |
+				  V_L2T_W_ARPMISS(arpmiss) |
+				  V_L2T_W_NOREPLY(!sync));
+	req->l2t_idx = cpu_to_be16(l2t_idx);
+	req->vlan = cpu_to_be16(e->vlan);
+	rte_memcpy(req->dst_mac, e->dmac, RTE_ETHER_ADDR_LEN);
+
+	if (loopback)
+		memset(req->dst_mac, 0, RTE_ETHER_ADDR_LEN);
+
+	t4_mgmt_tx(ctrlq, mbuf);
+
+	if (sync && e->state != L2T_STATE_SWITCHING)
+		e->state = L2T_STATE_SYNC_WRITE;
+
+	return 0;
+}
+
+/**
+ * find_or_alloc_l2e - Find/Allocate a free L2T entry
+ * @d: L2T table
+ * @vlan: VLAN id to compare/add
+ * @port: port id to compare/add
+ * @dmac: Destination MAC address to compare/add
+ * Returns pointer to the L2T entry found/created
+ *
+ * Finds/Allocates an L2T entry to be used by switching rule of a filter.
+ */
+static struct l2t_entry *find_or_alloc_l2e(struct l2t_data *d, u16 vlan,
+					   u8 port, u8 *dmac)
+{
+	struct l2t_entry *end, *e;
+	struct l2t_entry *first_free = NULL;
+
+	for (e = &d->l2tab[0], end = &d->l2tab[d->l2t_size]; e != end; ++e) {
+		if (rte_atomic32_read(&e->refcnt) == 0) {
+			if (!first_free)
+				first_free = e;
+		} else {
+			if (e->state == L2T_STATE_SWITCHING) {
+				if ((!memcmp(e->dmac, dmac, RTE_ETHER_ADDR_LEN)) &&
+				    e->vlan == vlan && e->lport == port)
+					goto exists;
+			}
+		}
+	}
+
+	if (first_free) {
+		e = first_free;
+		goto found;
+	}
+
+	return NULL;
+
+found:
+	e->state = L2T_STATE_UNUSED;
+
+exists:
+	return e;
+}
+
+static struct l2t_entry *t4_l2t_alloc_switching(struct rte_eth_dev *dev,
+						u16 vlan, u8 port,
+						u8 *eth_addr)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct l2t_data *d = adap->l2t;
+	struct l2t_entry *e;
+	int ret = 0;
+
+	t4_os_write_lock(&d->lock);
+	e = find_or_alloc_l2e(d, vlan, port, eth_addr);
+	if (e) {
+		t4_os_lock(&e->lock);
+		if (!rte_atomic32_read(&e->refcnt)) {
+			e->state = L2T_STATE_SWITCHING;
+			e->vlan = vlan;
+			e->lport = port;
+			rte_memcpy(e->dmac, eth_addr, RTE_ETHER_ADDR_LEN);
+			rte_atomic32_set(&e->refcnt, 1);
+			ret = write_l2e(dev, e, 0, !L2T_LPBK, !L2T_ARPMISS);
+			if (ret < 0)
+				dev_debug(adap, "Failed to write L2T entry: %d",
+					  ret);
+		} else {
+			rte_atomic32_inc(&e->refcnt);
+		}
+		t4_os_unlock(&e->lock);
+	}
+	t4_os_write_unlock(&d->lock);
+
+	return ret ? NULL : e;
+}
+
+/**
+ * cxgbe_l2t_alloc_switching - Allocate a L2T entry for switching rule
+ * @dev: rte_eth_dev pointer
+ * @vlan: VLAN Id
+ * @port: Associated port
+ * @dmac: Destination MAC address to add to L2T
+ * Returns pointer to the allocated l2t entry
+ *
+ * Allocates a L2T entry for use by switching rule of a filter
+ */
+struct l2t_entry *cxgbe_l2t_alloc_switching(struct rte_eth_dev *dev, u16 vlan,
+					    u8 port, u8 *dmac)
+{
+	return t4_l2t_alloc_switching(dev, vlan, port, dmac);
+}
+
+/**
+ * Initialize L2 Table
+ */
+struct l2t_data *t4_init_l2t(unsigned int l2t_start, unsigned int l2t_end)
+{
+	unsigned int l2t_size;
+	unsigned int i;
+	struct l2t_data *d;
+
+	if (l2t_start >= l2t_end || l2t_end >= L2T_SIZE)
+		return NULL;
+	l2t_size = l2t_end - l2t_start + 1;
+
+	d = t4_os_alloc(sizeof(*d) + l2t_size * sizeof(struct l2t_entry));
+	if (!d)
+		return NULL;
+
+	d->l2t_start = l2t_start;
+	d->l2t_size = l2t_size;
+
+	t4_os_rwlock_init(&d->lock);
+
+	for (i = 0; i < d->l2t_size; ++i) {
+		d->l2tab[i].idx = i;
+		d->l2tab[i].state = L2T_STATE_UNUSED;
+		t4_os_lock_init(&d->l2tab[i].lock);
+		rte_atomic32_set(&d->l2tab[i].refcnt, 0);
+	}
+
+	return d;
+}
+
+/**
+ * Cleanup L2 Table
+ */
+void t4_cleanup_l2t(struct adapter *adap)
+{
+	if (adap->l2t)
+		t4_os_free(adap->l2t);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/l2t.h b/src/spdk/dpdk/drivers/net/cxgbe/l2t.h
new file mode 100644
index 000000000..2c489e4aa
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/l2t.h
@@ -0,0 +1,58 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+#ifndef _CXGBE_L2T_H_
+#define _CXGBE_L2T_H_
+
+#include "base/t4_msg.h"
+
+enum {
+	L2T_SIZE = 4096       /* # of L2T entries */
+};
+
+enum {
+	L2T_STATE_VALID,      /* entry is up to date */
+	L2T_STATE_SYNC_WRITE, /* synchronous write of entry underway */
+
+	/* when state is one of the below the entry is not hashed */
+	L2T_STATE_SWITCHING,  /* entry is being used by a switching filter */
+	L2T_STATE_UNUSED      /* entry not in use */
+};
+
+/*
+ * State for the corresponding entry of the HW L2 table.
+ */
+struct l2t_entry {
+	u16 state;                  /* entry state */
+	u16 idx;                    /* entry index within in-memory table */
+	u16 vlan;                   /* VLAN TCI (id: bits 0-11, prio: 13-15 */
+	u8  lport;                  /* destination port */
+	u8  dmac[RTE_ETHER_ADDR_LEN];   /* destination MAC address */
+	rte_spinlock_t lock;        /* entry lock */
+	rte_atomic32_t refcnt;      /* entry reference count */
+};
+
+struct l2t_data {
+	unsigned int l2t_start;     /* start index of our piece of the L2T */
+	unsigned int l2t_size;      /* number of entries in l2tab */
+	rte_rwlock_t lock;          /* table rw lock */
+	struct l2t_entry l2tab[0];  /* MUST BE LAST */
+};
+
+#define L2T_LPBK	true
+#define L2T_ARPMISS	true
+
+/* identifies sync vs async L2T_WRITE_REQs */
+#define S_SYNC_WR    12
+#define V_SYNC_WR(x) ((x) << S_SYNC_WR)
+#define F_SYNC_WR    V_SYNC_WR(1)
+
+struct l2t_data *t4_init_l2t(unsigned int l2t_start, unsigned int l2t_end);
+void t4_cleanup_l2t(struct adapter *adap);
+struct l2t_entry *cxgbe_l2t_alloc_switching(struct rte_eth_dev *dev, u16 vlan,
+					    u8 port, u8 *dmac);
+void cxgbe_l2t_release(struct l2t_entry *e);
+void cxgbe_do_l2t_write_rpl(struct adapter *p,
+			    const struct cpl_l2t_write_rpl *rpl);
+#endif /* _CXGBE_L2T_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/meson.build b/src/spdk/dpdk/drivers/net/cxgbe/meson.build
new file mode 100644
index 000000000..3992aba44
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/meson.build
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2018 Intel Corporation
+
+sources = files('cxgbe_ethdev.c',
+	'cxgbe_main.c',
+	'cxgbevf_ethdev.c',
+	'cxgbevf_main.c',
+	'sge.c',
+	'cxgbe_filter.c',
+	'cxgbe_flow.c',
+	'clip_tbl.c',
+	'mps_tcam.c',
+	'l2t.c',
+	'smt.c',
+	'base/t4_hw.c',
+	'base/t4vf_hw.c')
+includes += include_directories('base')
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.c b/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.c
new file mode 100644
index 000000000..5302d1343
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.c
@@ -0,0 +1,241 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include "mps_tcam.h"
+
+static inline bool
+match_entry(struct mps_tcam_entry *entry, const u8 *eth_addr, const u8 *mask)
+{
+	if (!memcmp(eth_addr, entry->eth_addr, RTE_ETHER_ADDR_LEN) &&
+	    !memcmp(mask, entry->mask, RTE_ETHER_ADDR_LEN))
+		return true;
+	return false;
+}
+
+static int cxgbe_update_free_idx(struct mpstcam_table *t)
+{
+	struct mps_tcam_entry *entry = t->entry;
+	u16 i, next = t->free_idx + 1;
+
+	if (entry[t->free_idx].state == MPS_ENTRY_UNUSED)
+		/* You are already pointing to a free entry !! */
+		return 0;
+
+	/* loop, till we don't rollback to same index where we started */
+	for (i = next; i != t->free_idx; i++) {
+		if (i == t->size)
+			/* rollback and search free entry from start */
+			i = 0;
+
+		if (entry[i].state == MPS_ENTRY_UNUSED) {
+			t->free_idx = i;
+			return 0;
+		}
+	}
+
+	return -1;	/* table is full */
+}
+
+static struct mps_tcam_entry *
+cxgbe_mpstcam_lookup(struct mpstcam_table *t, const u8 *eth_addr,
+		     const u8 *mask)
+{
+	struct mps_tcam_entry *entry = t->entry;
+	int i;
+
+	if (!entry)
+		return NULL;
+
+	for (i = 0; i < t->size; i++) {
+		if (entry[i].state == MPS_ENTRY_UNUSED)
+			continue;	/* entry is not being used */
+		if (match_entry(&entry[i], eth_addr, mask))
+			return &entry[i];
+	}
+
+	return NULL;
+}
+
+int cxgbe_mpstcam_alloc(struct port_info *pi, const u8 *eth_addr,
+			const u8 *mask)
+{
+	struct adapter *adap = pi->adapter;
+	struct mpstcam_table *mpstcam = adap->mpstcam;
+	struct mps_tcam_entry *entry;
+	int ret;
+
+	if (!adap->mpstcam) {
+		dev_err(adap, "mpstcam table is not available\n");
+		return -EOPNOTSUPP;
+	}
+
+	/* If entry already present, return it. */
+	t4_os_write_lock(&mpstcam->lock);
+	entry = cxgbe_mpstcam_lookup(adap->mpstcam, eth_addr, mask);
+	if (entry) {
+		rte_atomic32_add(&entry->refcnt, 1);
+		t4_os_write_unlock(&mpstcam->lock);
+		return entry->idx;
+	}
+
+	if (mpstcam->full) {
+		t4_os_write_unlock(&mpstcam->lock);
+		dev_err(adap, "mps-tcam table is full\n");
+		return -ENOMEM;
+	}
+
+	ret = t4_alloc_raw_mac_filt(adap, pi->viid, eth_addr, mask,
+				    mpstcam->free_idx, 0, pi->port_id, false);
+	if (ret <= 0) {
+		t4_os_write_unlock(&mpstcam->lock);
+		return ret;
+	}
+
+	/* Fill in the new values */
+	entry = &mpstcam->entry[ret];
+	memcpy(entry->eth_addr, eth_addr, RTE_ETHER_ADDR_LEN);
+	memcpy(entry->mask, mask, RTE_ETHER_ADDR_LEN);
+	rte_atomic32_set(&entry->refcnt, 1);
+	entry->state = MPS_ENTRY_USED;
+
+	if (cxgbe_update_free_idx(mpstcam))
+		mpstcam->full = true;
+
+	t4_os_write_unlock(&mpstcam->lock);
+	return ret;
+}
+
+int cxgbe_mpstcam_modify(struct port_info *pi, int idx, const u8 *addr)
+{
+	struct adapter *adap = pi->adapter;
+	struct mpstcam_table *mpstcam = adap->mpstcam;
+	struct mps_tcam_entry *entry;
+
+	if (!mpstcam)
+		return -EOPNOTSUPP;
+	t4_os_write_lock(&mpstcam->lock);
+	if (idx != -1 && idx >= mpstcam->size) {
+		t4_os_write_unlock(&mpstcam->lock);
+		return -EINVAL;
+	}
+	if (idx >= 0) {
+		entry = &mpstcam->entry[idx];
+		/* user wants to modify an existing entry.
+		 * verify if entry exists
+		 */
+		if (entry->state != MPS_ENTRY_USED) {
+			t4_os_write_unlock(&mpstcam->lock);
+			return -EINVAL;
+		}
+	}
+
+	idx = t4_change_mac(adap, adap->mbox, pi->viid, idx, addr, true, true);
+	if (idx < 0) {
+		t4_os_write_unlock(&mpstcam->lock);
+		return idx;
+	}
+
+	/* idx can now be different from what user provided */
+	entry = &mpstcam->entry[idx];
+	memcpy(entry->eth_addr, addr, RTE_ETHER_ADDR_LEN);
+	/* NOTE: we have considered the case that idx returned by t4_change_mac
+	 * will be different from the user provided value only if user
+	 * provided value is -1
+	 */
+	if (entry->state == MPS_ENTRY_UNUSED) {
+		rte_atomic32_set(&entry->refcnt, 1);
+		entry->state = MPS_ENTRY_USED;
+	}
+
+	if (cxgbe_update_free_idx(mpstcam))
+		mpstcam->full = true;
+
+	t4_os_write_unlock(&mpstcam->lock);
+	return idx;
+}
+
+/**
+ * hold appropriate locks while calling this.
+ */
+static inline void reset_mpstcam_entry(struct mps_tcam_entry *entry)
+{
+	memset(entry->eth_addr, 0, RTE_ETHER_ADDR_LEN);
+	memset(entry->mask, 0, RTE_ETHER_ADDR_LEN);
+	rte_atomic32_clear(&entry->refcnt);
+	entry->state = MPS_ENTRY_UNUSED;
+}
+
+/**
+ * ret < 0: fatal error
+ * ret = 0: entry removed in h/w
+ * ret > 0: updated refcount.
+ */
+int cxgbe_mpstcam_remove(struct port_info *pi, u16 idx)
+{
+	struct adapter *adap = pi->adapter;
+	struct mpstcam_table *t = adap->mpstcam;
+	struct mps_tcam_entry *entry;
+	int ret;
+
+	if (!t)
+		return -EOPNOTSUPP;
+	t4_os_write_lock(&t->lock);
+	entry = &t->entry[idx];
+	if (entry->state == MPS_ENTRY_UNUSED) {
+		t4_os_write_unlock(&t->lock);
+		return -EINVAL;
+	}
+
+	if (rte_atomic32_read(&entry->refcnt) == 1)
+		ret = t4_free_raw_mac_filt(adap, pi->viid, entry->eth_addr,
+					   entry->mask, idx, 1, pi->port_id,
+					   false);
+	else
+		ret = rte_atomic32_sub_return(&entry->refcnt, 1);
+
+	if (ret == 0) {
+		reset_mpstcam_entry(entry);
+		t->full = false;	/* We have atleast 1 free entry */
+		cxgbe_update_free_idx(t);
+	}
+
+	t4_os_write_unlock(&t->lock);
+	return ret;
+}
+
+struct mpstcam_table *t4_init_mpstcam(struct adapter *adap)
+{
+	struct mpstcam_table *t;
+	int i;
+	u16 size = adap->params.arch.mps_tcam_size;
+
+	t =  t4_os_alloc(sizeof(*t) + size * sizeof(struct mps_tcam_entry));
+	if (!t)
+		return NULL;
+
+	t4_os_rwlock_init(&t->lock);
+	t->full = false;
+	t->size = size;
+
+	for (i = 0; i < size; i++) {
+		reset_mpstcam_entry(&t->entry[i]);
+		t->entry[i].mpstcam = t;
+		t->entry[i].idx = i;
+	}
+
+	/* first entry is used by chip. this is overwritten only
+	 * in t4_cleanup_mpstcam()
+	 */
+	t->entry[0].state = MPS_ENTRY_USED;
+	t->free_idx = 1;
+
+	return t;
+}
+
+void t4_cleanup_mpstcam(struct adapter *adap)
+{
+	if (adap->mpstcam)
+		t4_os_free(adap->mpstcam);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.h b/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.h
new file mode 100644
index 000000000..3d1e8d3db
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/mps_tcam.h
@@ -0,0 +1,52 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#ifndef _CXGBE_MPSTCAM_H_
+#define _CXGBE_MPSTCAM_H_
+
+#include "base/common.h"
+
+enum {
+	MPS_ENTRY_UNUSED,	/* Keep this first so memset 0 renders
+				 * the correct state. Other states can
+				 * be added in future like MPS_ENTRY_BUSY
+				 * to reduce contention while mboxing
+				 * the request to f/w or to denote attributes
+				 * for a specific entry
+				 */
+	MPS_ENTRY_USED,
+};
+
+struct mps_tcam_entry {
+	u8 state;
+	u16 idx;
+
+	/* add data here which uniquely defines an entry */
+	u8 eth_addr[RTE_ETHER_ADDR_LEN];
+	u8 mask[RTE_ETHER_ADDR_LEN];
+
+	struct mpstcam_table *mpstcam; /* backptr */
+	rte_atomic32_t refcnt;
+};
+
+struct mpstcam_table {
+	u16 size;
+	rte_rwlock_t lock;
+	u16 free_idx;	/* next free index */
+	bool full;	/* since free index can be present
+			 * anywhere in the table, size and
+			 * free_idx cannot alone determine
+			 * if the table is full
+			 */
+	struct mps_tcam_entry entry[0];
+};
+
+struct mpstcam_table *t4_init_mpstcam(struct adapter *adap);
+void t4_cleanup_mpstcam(struct adapter *adap);
+int cxgbe_mpstcam_alloc(struct port_info *pi, const u8 *mac, const u8 *mask);
+int cxgbe_mpstcam_remove(struct port_info *pi, u16 idx);
+int cxgbe_mpstcam_modify(struct port_info *pi, int idx, const u8 *addr);
+
+#endif /* _CXGBE_MPSTCAM_H_ */
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/rte_pmd_cxgbe_version.map b/src/spdk/dpdk/drivers/net/cxgbe/rte_pmd_cxgbe_version.map
new file mode 100644
index 000000000..f9f17e4f6
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/rte_pmd_cxgbe_version.map
@@ -0,0 +1,3 @@
+DPDK_20.0 {
+	local: *;
+};
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/sge.c b/src/spdk/dpdk/drivers/net/cxgbe/sge.c
new file mode 100644
index 000000000..aba85a209
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/sge.c
@@ -0,0 +1,2658 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include <sys/queue.h>
+#include <stdio.h>
+#include <errno.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <inttypes.h>
+#include <netinet/in.h>
+
+#include <rte_byteorder.h>
+#include <rte_common.h>
+#include <rte_cycles.h>
+#include <rte_interrupts.h>
+#include <rte_log.h>
+#include <rte_debug.h>
+#include <rte_pci.h>
+#include <rte_atomic.h>
+#include <rte_branch_prediction.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_tailq.h>
+#include <rte_eal.h>
+#include <rte_alarm.h>
+#include <rte_ether.h>
+#include <rte_ethdev_driver.h>
+#include <rte_malloc.h>
+#include <rte_random.h>
+#include <rte_dev.h>
+
+#include "base/common.h"
+#include "base/t4_regs.h"
+#include "base/t4_msg.h"
+#include "cxgbe.h"
+
+static inline void ship_tx_pkt_coalesce_wr(struct adapter *adap,
+					   struct sge_eth_txq *txq);
+
+/*
+ * Max number of Rx buffers we replenish at a time.
+ */
+#define MAX_RX_REFILL 64U
+
+#define NOMEM_TMR_IDX (SGE_NTIMERS - 1)
+
+/*
+ * Max Tx descriptor space we allow for an Ethernet packet to be inlined
+ * into a WR.
+ */
+#define MAX_IMM_TX_PKT_LEN 256
+
+/*
+ * Max size of a WR sent through a control Tx queue.
+ */
+#define MAX_CTRL_WR_LEN SGE_MAX_WR_LEN
+
+/*
+ * Rx buffer sizes for "usembufs" Free List buffers (one ingress packet
+ * per mbuf buffer).  We currently only support two sizes for 1500- and
+ * 9000-byte MTUs. We could easily support more but there doesn't seem to be
+ * much need for that ...
+ */
+#define FL_MTU_SMALL 1500
+#define FL_MTU_LARGE 9000
+
+static inline unsigned int fl_mtu_bufsize(struct adapter *adapter,
+					  unsigned int mtu)
+{
+	struct sge *s = &adapter->sge;
+
+	return CXGBE_ALIGN(s->pktshift + RTE_ETHER_HDR_LEN + VLAN_HLEN + mtu,
+			   s->fl_align);
+}
+
+#define FL_MTU_SMALL_BUFSIZE(adapter) fl_mtu_bufsize(adapter, FL_MTU_SMALL)
+#define FL_MTU_LARGE_BUFSIZE(adapter) fl_mtu_bufsize(adapter, FL_MTU_LARGE)
+
+/*
+ * Bits 0..3 of rx_sw_desc.dma_addr have special meaning.  The hardware uses
+ * these to specify the buffer size as an index into the SGE Free List Buffer
+ * Size register array.  We also use bit 4, when the buffer has been unmapped
+ * for DMA, but this is of course never sent to the hardware and is only used
+ * to prevent double unmappings.  All of the above requires that the Free List
+ * Buffers which we allocate have the bottom 5 bits free (0) -- i.e. are
+ * 32-byte or or a power of 2 greater in alignment.  Since the SGE's minimal
+ * Free List Buffer alignment is 32 bytes, this works out for us ...
+ */
+enum {
+	RX_BUF_FLAGS     = 0x1f,   /* bottom five bits are special */
+	RX_BUF_SIZE      = 0x0f,   /* bottom three bits are for buf sizes */
+	RX_UNMAPPED_BUF  = 0x10,   /* buffer is not mapped */
+
+	/*
+	 * XXX We shouldn't depend on being able to use these indices.
+	 * XXX Especially when some other Master PF has initialized the
+	 * XXX adapter or we use the Firmware Configuration File.  We
+	 * XXX should really search through the Host Buffer Size register
+	 * XXX array for the appropriately sized buffer indices.
+	 */
+	RX_SMALL_PG_BUF  = 0x0,   /* small (PAGE_SIZE) page buffer */
+	RX_LARGE_PG_BUF  = 0x1,   /* buffer large page buffer */
+
+	RX_SMALL_MTU_BUF = 0x2,   /* small MTU buffer */
+	RX_LARGE_MTU_BUF = 0x3,   /* large MTU buffer */
+};
+
+/**
+ * txq_avail - return the number of available slots in a Tx queue
+ * @q: the Tx queue
+ *
+ * Returns the number of descriptors in a Tx queue available to write new
+ * packets.
+ */
+static inline unsigned int txq_avail(const struct sge_txq *q)
+{
+	return q->size - 1 - q->in_use;
+}
+
+static int map_mbuf(struct rte_mbuf *mbuf, dma_addr_t *addr)
+{
+	struct rte_mbuf *m = mbuf;
+
+	for (; m; m = m->next, addr++) {
+		*addr = m->buf_iova + rte_pktmbuf_headroom(m);
+		if (*addr == 0)
+			goto out_err;
+	}
+	return 0;
+
+out_err:
+	return -ENOMEM;
+}
+
+/**
+ * free_tx_desc - reclaims Tx descriptors and their buffers
+ * @q: the Tx queue to reclaim descriptors from
+ * @n: the number of descriptors to reclaim
+ *
+ * Reclaims Tx descriptors from an SGE Tx queue and frees the associated
+ * Tx buffers.  Called with the Tx queue lock held.
+ */
+static void free_tx_desc(struct sge_txq *q, unsigned int n)
+{
+	struct tx_sw_desc *d;
+	unsigned int cidx = 0;
+
+	d = &q->sdesc[cidx];
+	while (n--) {
+		if (d->mbuf) {                       /* an SGL is present */
+			rte_pktmbuf_free(d->mbuf);
+			d->mbuf = NULL;
+		}
+		if (d->coalesce.idx) {
+			int i;
+
+			for (i = 0; i < d->coalesce.idx; i++) {
+				rte_pktmbuf_free(d->coalesce.mbuf[i]);
+				d->coalesce.mbuf[i] = NULL;
+			}
+			d->coalesce.idx = 0;
+		}
+		++d;
+		if (++cidx == q->size) {
+			cidx = 0;
+			d = q->sdesc;
+		}
+		RTE_MBUF_PREFETCH_TO_FREE(&q->sdesc->mbuf->pool);
+	}
+}
+
+static void reclaim_tx_desc(struct sge_txq *q, unsigned int n)
+{
+	struct tx_sw_desc *d;
+	unsigned int cidx = q->cidx;
+
+	d = &q->sdesc[cidx];
+	while (n--) {
+		if (d->mbuf) {                       /* an SGL is present */
+			rte_pktmbuf_free(d->mbuf);
+			d->mbuf = NULL;
+		}
+		++d;
+		if (++cidx == q->size) {
+			cidx = 0;
+			d = q->sdesc;
+		}
+	}
+	q->cidx = cidx;
+}
+
+/**
+ * fl_cap - return the capacity of a free-buffer list
+ * @fl: the FL
+ *
+ * Returns the capacity of a free-buffer list.  The capacity is less than
+ * the size because one descriptor needs to be left unpopulated, otherwise
+ * HW will think the FL is empty.
+ */
+static inline unsigned int fl_cap(const struct sge_fl *fl)
+{
+	return fl->size - 8;   /* 1 descriptor = 8 buffers */
+}
+
+/**
+ * fl_starving - return whether a Free List is starving.
+ * @adapter: pointer to the adapter
+ * @fl: the Free List
+ *
+ * Tests specified Free List to see whether the number of buffers
+ * available to the hardware has falled below our "starvation"
+ * threshold.
+ */
+static inline bool fl_starving(const struct adapter *adapter,
+			       const struct sge_fl *fl)
+{
+	const struct sge *s = &adapter->sge;
+
+	return fl->avail - fl->pend_cred <= s->fl_starve_thres;
+}
+
+static inline unsigned int get_buf_size(struct adapter *adapter,
+					const struct rx_sw_desc *d)
+{
+	unsigned int rx_buf_size_idx = d->dma_addr & RX_BUF_SIZE;
+	unsigned int buf_size = 0;
+
+	switch (rx_buf_size_idx) {
+	case RX_SMALL_MTU_BUF:
+		buf_size = FL_MTU_SMALL_BUFSIZE(adapter);
+		break;
+
+	case RX_LARGE_MTU_BUF:
+		buf_size = FL_MTU_LARGE_BUFSIZE(adapter);
+		break;
+
+	default:
+		BUG_ON(1);
+		/* NOT REACHED */
+	}
+
+	return buf_size;
+}
+
+/**
+ * free_rx_bufs - free the Rx buffers on an SGE free list
+ * @q: the SGE free list to free buffers from
+ * @n: how many buffers to free
+ *
+ * Release the next @n buffers on an SGE free-buffer Rx queue.   The
+ * buffers must be made inaccessible to HW before calling this function.
+ */
+static void free_rx_bufs(struct sge_fl *q, int n)
+{
+	unsigned int cidx = q->cidx;
+	struct rx_sw_desc *d;
+
+	d = &q->sdesc[cidx];
+	while (n--) {
+		if (d->buf) {
+			rte_pktmbuf_free(d->buf);
+			d->buf = NULL;
+		}
+		++d;
+		if (++cidx == q->size) {
+			cidx = 0;
+			d = q->sdesc;
+		}
+		q->avail--;
+	}
+	q->cidx = cidx;
+}
+
+/**
+ * unmap_rx_buf - unmap the current Rx buffer on an SGE free list
+ * @q: the SGE free list
+ *
+ * Unmap the current buffer on an SGE free-buffer Rx queue.   The
+ * buffer must be made inaccessible to HW before calling this function.
+ *
+ * This is similar to @free_rx_bufs above but does not free the buffer.
+ * Do note that the FL still loses any further access to the buffer.
+ */
+static void unmap_rx_buf(struct sge_fl *q)
+{
+	if (++q->cidx == q->size)
+		q->cidx = 0;
+	q->avail--;
+}
+
+static inline void ring_fl_db(struct adapter *adap, struct sge_fl *q)
+{
+	if (q->pend_cred >= 64) {
+		u32 val = adap->params.arch.sge_fl_db;
+
+		if (is_t4(adap->params.chip))
+			val |= V_PIDX(q->pend_cred / 8);
+		else
+			val |= V_PIDX_T5(q->pend_cred / 8);
+
+		/*
+		 * Make sure all memory writes to the Free List queue are
+		 * committed before we tell the hardware about them.
+		 */
+		wmb();
+
+		/*
+		 * If we don't have access to the new User Doorbell (T5+), use
+		 * the old doorbell mechanism; otherwise use the new BAR2
+		 * mechanism.
+		 */
+		if (unlikely(!q->bar2_addr)) {
+			u32 reg = is_pf4(adap) ? MYPF_REG(A_SGE_PF_KDOORBELL) :
+						 T4VF_SGE_BASE_ADDR +
+						 A_SGE_VF_KDOORBELL;
+
+			t4_write_reg_relaxed(adap, reg,
+					     val | V_QID(q->cntxt_id));
+		} else {
+			writel_relaxed(val | V_QID(q->bar2_qid),
+				       (void *)((uintptr_t)q->bar2_addr +
+				       SGE_UDB_KDOORBELL));
+
+			/*
+			 * This Write memory Barrier will force the write to
+			 * the User Doorbell area to be flushed.
+			 */
+			wmb();
+		}
+		q->pend_cred &= 7;
+	}
+}
+
+static inline void set_rx_sw_desc(struct rx_sw_desc *sd, void *buf,
+				  dma_addr_t mapping)
+{
+	sd->buf = buf;
+	sd->dma_addr = mapping;      /* includes size low bits */
+}
+
+/**
+ * refill_fl_usembufs - refill an SGE Rx buffer ring with mbufs
+ * @adap: the adapter
+ * @q: the ring to refill
+ * @n: the number of new buffers to allocate
+ *
+ * (Re)populate an SGE free-buffer queue with up to @n new packet buffers,
+ * allocated with the supplied gfp flags.  The caller must assure that
+ * @n does not exceed the queue's capacity.  If afterwards the queue is
+ * found critically low mark it as starving in the bitmap of starving FLs.
+ *
+ * Returns the number of buffers allocated.
+ */
+static unsigned int refill_fl_usembufs(struct adapter *adap, struct sge_fl *q,
+				       int n)
+{
+	struct sge_eth_rxq *rxq = container_of(q, struct sge_eth_rxq, fl);
+	unsigned int cred = q->avail;
+	__be64 *d = &q->desc[q->pidx];
+	struct rx_sw_desc *sd = &q->sdesc[q->pidx];
+	unsigned int buf_size_idx = RX_SMALL_MTU_BUF;
+	struct rte_mbuf *buf_bulk[n];
+	int ret, i;
+	struct rte_pktmbuf_pool_private *mbp_priv;
+	u8 jumbo_en = rxq->rspq.eth_dev->data->dev_conf.rxmode.offloads &
+		DEV_RX_OFFLOAD_JUMBO_FRAME;
+
+	/* Use jumbo mtu buffers if mbuf data room size can fit jumbo data. */
+	mbp_priv = rte_mempool_get_priv(rxq->rspq.mb_pool);
+	if (jumbo_en &&
+	    ((mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM) >= 9000))
+		buf_size_idx = RX_LARGE_MTU_BUF;
+
+	ret = rte_mempool_get_bulk(rxq->rspq.mb_pool, (void *)buf_bulk, n);
+	if (unlikely(ret != 0)) {
+		dev_debug(adap, "%s: failed to allocated fl entries in bulk ..\n",
+			  __func__);
+		q->alloc_failed++;
+		rxq->rspq.eth_dev->data->rx_mbuf_alloc_failed++;
+		goto out;
+	}
+
+	for (i = 0; i < n; i++) {
+		struct rte_mbuf *mbuf = buf_bulk[i];
+		dma_addr_t mapping;
+
+		if (!mbuf) {
+			dev_debug(adap, "%s: mbuf alloc failed\n", __func__);
+			q->alloc_failed++;
+			rxq->rspq.eth_dev->data->rx_mbuf_alloc_failed++;
+			goto out;
+		}
+
+		rte_mbuf_refcnt_set(mbuf, 1);
+		mbuf->data_off =
+			(uint16_t)((char *)
+				   RTE_PTR_ALIGN((char *)mbuf->buf_addr +
+						 RTE_PKTMBUF_HEADROOM,
+						 adap->sge.fl_align) -
+				   (char *)mbuf->buf_addr);
+		mbuf->next = NULL;
+		mbuf->nb_segs = 1;
+		mbuf->port = rxq->rspq.port_id;
+
+		mapping = (dma_addr_t)RTE_ALIGN(mbuf->buf_iova +
+						mbuf->data_off,
+						adap->sge.fl_align);
+		mapping |= buf_size_idx;
+		*d++ = cpu_to_be64(mapping);
+		set_rx_sw_desc(sd, mbuf, mapping);
+		sd++;
+
+		q->avail++;
+		if (++q->pidx == q->size) {
+			q->pidx = 0;
+			sd = q->sdesc;
+			d = q->desc;
+		}
+	}
+
+out:    cred = q->avail - cred;
+	q->pend_cred += cred;
+	ring_fl_db(adap, q);
+
+	if (unlikely(fl_starving(adap, q))) {
+		/*
+		 * Make sure data has been written to free list
+		 */
+		wmb();
+		q->low++;
+	}
+
+	return cred;
+}
+
+/**
+ * refill_fl - refill an SGE Rx buffer ring with mbufs
+ * @adap: the adapter
+ * @q: the ring to refill
+ * @n: the number of new buffers to allocate
+ *
+ * (Re)populate an SGE free-buffer queue with up to @n new packet buffers,
+ * allocated with the supplied gfp flags.  The caller must assure that
+ * @n does not exceed the queue's capacity.  Returns the number of buffers
+ * allocated.
+ */
+static unsigned int refill_fl(struct adapter *adap, struct sge_fl *q, int n)
+{
+	return refill_fl_usembufs(adap, q, n);
+}
+
+static inline void __refill_fl(struct adapter *adap, struct sge_fl *fl)
+{
+	refill_fl(adap, fl, min(MAX_RX_REFILL, fl_cap(fl) - fl->avail));
+}
+
+/*
+ * Return the number of reclaimable descriptors in a Tx queue.
+ */
+static inline int reclaimable(const struct sge_txq *q)
+{
+	int hw_cidx = ntohs(q->stat->cidx);
+
+	hw_cidx -= q->cidx;
+	if (hw_cidx < 0)
+		return hw_cidx + q->size;
+	return hw_cidx;
+}
+
+/**
+ * reclaim_completed_tx - reclaims completed Tx descriptors
+ * @q: the Tx queue to reclaim completed descriptors from
+ *
+ * Reclaims Tx descriptors that the SGE has indicated it has processed.
+ */
+void reclaim_completed_tx(struct sge_txq *q)
+{
+	unsigned int avail = reclaimable(q);
+
+	do {
+		/* reclaim as much as possible */
+		reclaim_tx_desc(q, avail);
+		q->in_use -= avail;
+		avail = reclaimable(q);
+	} while (avail);
+}
+
+/**
+ * sgl_len - calculates the size of an SGL of the given capacity
+ * @n: the number of SGL entries
+ *
+ * Calculates the number of flits needed for a scatter/gather list that
+ * can hold the given number of entries.
+ */
+static inline unsigned int sgl_len(unsigned int n)
+{
+	/*
+	 * A Direct Scatter Gather List uses 32-bit lengths and 64-bit PCI DMA
+	 * addresses.  The DSGL Work Request starts off with a 32-bit DSGL
+	 * ULPTX header, then Length0, then Address0, then, for 1 <= i <= N,
+	 * repeated sequences of { Length[i], Length[i+1], Address[i],
+	 * Address[i+1] } (this ensures that all addresses are on 64-bit
+	 * boundaries).  If N is even, then Length[N+1] should be set to 0 and
+	 * Address[N+1] is omitted.
+	 *
+	 * The following calculation incorporates all of the above.  It's
+	 * somewhat hard to follow but, briefly: the "+2" accounts for the
+	 * first two flits which include the DSGL header, Length0 and
+	 * Address0; the "(3*(n-1))/2" covers the main body of list entries (3
+	 * flits for every pair of the remaining N) +1 if (n-1) is odd; and
+	 * finally the "+((n-1)&1)" adds the one remaining flit needed if
+	 * (n-1) is odd ...
+	 */
+	n--;
+	return (3 * n) / 2 + (n & 1) + 2;
+}
+
+/**
+ * flits_to_desc - returns the num of Tx descriptors for the given flits
+ * @n: the number of flits
+ *
+ * Returns the number of Tx descriptors needed for the supplied number
+ * of flits.
+ */
+static inline unsigned int flits_to_desc(unsigned int n)
+{
+	return DIV_ROUND_UP(n, 8);
+}
+
+/**
+ * is_eth_imm - can an Ethernet packet be sent as immediate data?
+ * @m: the packet
+ *
+ * Returns whether an Ethernet packet is small enough to fit as
+ * immediate data. Return value corresponds to the headroom required.
+ */
+static inline int is_eth_imm(const struct rte_mbuf *m)
+{
+	unsigned int hdrlen = (m->ol_flags & PKT_TX_TCP_SEG) ?
+			      sizeof(struct cpl_tx_pkt_lso_core) : 0;
+
+	hdrlen += sizeof(struct cpl_tx_pkt);
+	if (m->pkt_len <= MAX_IMM_TX_PKT_LEN - hdrlen)
+		return hdrlen;
+
+	return 0;
+}
+
+/**
+ * calc_tx_flits - calculate the number of flits for a packet Tx WR
+ * @m: the packet
+ * @adap: adapter structure pointer
+ *
+ * Returns the number of flits needed for a Tx WR for the given Ethernet
+ * packet, including the needed WR and CPL headers.
+ */
+static inline unsigned int calc_tx_flits(const struct rte_mbuf *m,
+					 struct adapter *adap)
+{
+	size_t wr_size = is_pf4(adap) ? sizeof(struct fw_eth_tx_pkt_wr) :
+					sizeof(struct fw_eth_tx_pkt_vm_wr);
+	unsigned int flits;
+	int hdrlen;
+
+	/*
+	 * If the mbuf is small enough, we can pump it out as a work request
+	 * with only immediate data.  In that case we just have to have the
+	 * TX Packet header plus the mbuf data in the Work Request.
+	 */
+
+	hdrlen = is_eth_imm(m);
+	if (hdrlen)
+		return DIV_ROUND_UP(m->pkt_len + hdrlen, sizeof(__be64));
+
+	/*
+	 * Otherwise, we're going to have to construct a Scatter gather list
+	 * of the mbuf body and fragments.  We also include the flits necessary
+	 * for the TX Packet Work Request and CPL.  We always have a firmware
+	 * Write Header (incorporated as part of the cpl_tx_pkt_lso and
+	 * cpl_tx_pkt structures), followed by either a TX Packet Write CPL
+	 * message or, if we're doing a Large Send Offload, an LSO CPL message
+	 * with an embedded TX Packet Write CPL message.
+	 */
+	flits = sgl_len(m->nb_segs);
+	if (m->tso_segsz)
+		flits += (wr_size + sizeof(struct cpl_tx_pkt_lso_core) +
+			  sizeof(struct cpl_tx_pkt_core)) / sizeof(__be64);
+	else
+		flits += (wr_size +
+			  sizeof(struct cpl_tx_pkt_core)) / sizeof(__be64);
+	return flits;
+}
+
+/**
+ * write_sgl - populate a scatter/gather list for a packet
+ * @mbuf: the packet
+ * @q: the Tx queue we are writing into
+ * @sgl: starting location for writing the SGL
+ * @end: points right after the end of the SGL
+ * @start: start offset into mbuf main-body data to include in the SGL
+ * @addr: address of mapped region
+ *
+ * Generates a scatter/gather list for the buffers that make up a packet.
+ * The caller must provide adequate space for the SGL that will be written.
+ * The SGL includes all of the packet's page fragments and the data in its
+ * main body except for the first @start bytes.  @sgl must be 16-byte
+ * aligned and within a Tx descriptor with available space.  @end points
+ * write after the end of the SGL but does not account for any potential
+ * wrap around, i.e., @end > @sgl.
+ */
+static void write_sgl(struct rte_mbuf *mbuf, struct sge_txq *q,
+		      struct ulptx_sgl *sgl, u64 *end, unsigned int start,
+		      const dma_addr_t *addr)
+{
+	unsigned int i, len;
+	struct ulptx_sge_pair *to;
+	struct rte_mbuf *m = mbuf;
+	unsigned int nfrags = m->nb_segs;
+	struct ulptx_sge_pair buf[nfrags / 2];
+
+	len = m->data_len - start;
+	sgl->len0 = htonl(len);
+	sgl->addr0 = rte_cpu_to_be_64(addr[0]);
+
+	sgl->cmd_nsge = htonl(V_ULPTX_CMD(ULP_TX_SC_DSGL) |
+			      V_ULPTX_NSGE(nfrags));
+	if (likely(--nfrags == 0))
+		return;
+	/*
+	 * Most of the complexity below deals with the possibility we hit the
+	 * end of the queue in the middle of writing the SGL.  For this case
+	 * only we create the SGL in a temporary buffer and then copy it.
+	 */
+	to = (u8 *)end > (u8 *)q->stat ? buf : sgl->sge;
+
+	for (i = 0; nfrags >= 2; nfrags -= 2, to++) {
+		m = m->next;
+		to->len[0] = rte_cpu_to_be_32(m->data_len);
+		to->addr[0] = rte_cpu_to_be_64(addr[++i]);
+		m = m->next;
+		to->len[1] = rte_cpu_to_be_32(m->data_len);
+		to->addr[1] = rte_cpu_to_be_64(addr[++i]);
+	}
+	if (nfrags) {
+		m = m->next;
+		to->len[0] = rte_cpu_to_be_32(m->data_len);
+		to->len[1] = rte_cpu_to_be_32(0);
+		to->addr[0] = rte_cpu_to_be_64(addr[i + 1]);
+	}
+	if (unlikely((u8 *)end > (u8 *)q->stat)) {
+		unsigned int part0 = RTE_PTR_DIFF((u8 *)q->stat,
+						  (u8 *)sgl->sge);
+		unsigned int part1;
+
+		if (likely(part0))
+			memcpy(sgl->sge, buf, part0);
+		part1 = RTE_PTR_DIFF((u8 *)end, (u8 *)q->stat);
+		rte_memcpy(q->desc, RTE_PTR_ADD((u8 *)buf, part0), part1);
+		end = RTE_PTR_ADD((void *)q->desc, part1);
+	}
+	if ((uintptr_t)end & 8)           /* 0-pad to multiple of 16 */
+		*(u64 *)end = 0;
+}
+
+#define IDXDIFF(head, tail, wrap) \
+	((head) >= (tail) ? (head) - (tail) : (wrap) - (tail) + (head))
+
+#define Q_IDXDIFF(q, idx) IDXDIFF((q)->pidx, (q)->idx, (q)->size)
+#define R_IDXDIFF(q, idx) IDXDIFF((q)->cidx, (q)->idx, (q)->size)
+
+#define PIDXDIFF(head, tail, wrap) \
+	((tail) >= (head) ? (tail) - (head) : (wrap) - (head) + (tail))
+#define P_IDXDIFF(q, idx) PIDXDIFF((q)->cidx, idx, (q)->size)
+
+/**
+ * ring_tx_db - ring a Tx queue's doorbell
+ * @adap: the adapter
+ * @q: the Tx queue
+ * @n: number of new descriptors to give to HW
+ *
+ * Ring the doorbel for a Tx queue.
+ */
+static inline void ring_tx_db(struct adapter *adap, struct sge_txq *q)
+{
+	int n = Q_IDXDIFF(q, dbidx);
+
+	/*
+	 * Make sure that all writes to the TX Descriptors are committed
+	 * before we tell the hardware about them.
+	 */
+	rte_wmb();
+
+	/*
+	 * If we don't have access to the new User Doorbell (T5+), use the old
+	 * doorbell mechanism; otherwise use the new BAR2 mechanism.
+	 */
+	if (unlikely(!q->bar2_addr)) {
+		u32 val = V_PIDX(n);
+
+		/*
+		 * For T4 we need to participate in the Doorbell Recovery
+		 * mechanism.
+		 */
+		if (!q->db_disabled)
+			t4_write_reg(adap, MYPF_REG(A_SGE_PF_KDOORBELL),
+				     V_QID(q->cntxt_id) | val);
+		else
+			q->db_pidx_inc += n;
+		q->db_pidx = q->pidx;
+	} else {
+		u32 val = V_PIDX_T5(n);
+
+		/*
+		 * T4 and later chips share the same PIDX field offset within
+		 * the doorbell, but T5 and later shrank the field in order to
+		 * gain a bit for Doorbell Priority.  The field was absurdly
+		 * large in the first place (14 bits) so we just use the T5
+		 * and later limits and warn if a Queue ID is too large.
+		 */
+		WARN_ON(val & F_DBPRIO);
+
+		writel(val | V_QID(q->bar2_qid),
+		       (void *)((uintptr_t)q->bar2_addr + SGE_UDB_KDOORBELL));
+
+		/*
+		 * This Write Memory Barrier will force the write to the User
+		 * Doorbell area to be flushed.  This is needed to prevent
+		 * writes on different CPUs for the same queue from hitting
+		 * the adapter out of order.  This is required when some Work
+		 * Requests take the Write Combine Gather Buffer path (user
+		 * doorbell area offset [SGE_UDB_WCDOORBELL..+63]) and some
+		 * take the traditional path where we simply increment the
+		 * PIDX (User Doorbell area SGE_UDB_KDOORBELL) and have the
+		 * hardware DMA read the actual Work Request.
+		 */
+		rte_wmb();
+	}
+	q->dbidx = q->pidx;
+}
+
+/*
+ * Figure out what HW csum a packet wants and return the appropriate control
+ * bits.
+ */
+static u64 hwcsum(enum chip_type chip, const struct rte_mbuf *m)
+{
+	int csum_type;
+
+	if (m->ol_flags & PKT_TX_IP_CKSUM) {
+		switch (m->ol_flags & PKT_TX_L4_MASK) {
+		case PKT_TX_TCP_CKSUM:
+			csum_type = TX_CSUM_TCPIP;
+			break;
+		case PKT_TX_UDP_CKSUM:
+			csum_type = TX_CSUM_UDPIP;
+			break;
+		default:
+			goto nocsum;
+		}
+	} else {
+		goto nocsum;
+	}
+
+	if (likely(csum_type >= TX_CSUM_TCPIP)) {
+		u64 hdr_len = V_TXPKT_IPHDR_LEN(m->l3_len);
+		int eth_hdr_len = m->l2_len;
+
+		if (CHELSIO_CHIP_VERSION(chip) <= CHELSIO_T5)
+			hdr_len |= V_TXPKT_ETHHDR_LEN(eth_hdr_len);
+		else
+			hdr_len |= V_T6_TXPKT_ETHHDR_LEN(eth_hdr_len);
+		return V_TXPKT_CSUM_TYPE(csum_type) | hdr_len;
+	}
+nocsum:
+	/*
+	 * unknown protocol, disable HW csum
+	 * and hope a bad packet is detected
+	 */
+	return F_TXPKT_L4CSUM_DIS;
+}
+
+static inline void txq_advance(struct sge_txq *q, unsigned int n)
+{
+	q->in_use += n;
+	q->pidx += n;
+	if (q->pidx >= q->size)
+		q->pidx -= q->size;
+}
+
+#define MAX_COALESCE_LEN 64000
+
+static inline int wraps_around(struct sge_txq *q, int ndesc)
+{
+	return (q->pidx + ndesc) > q->size ? 1 : 0;
+}
+
+static void tx_timer_cb(void *data)
+{
+	struct adapter *adap = (struct adapter *)data;
+	struct sge_eth_txq *txq = &adap->sge.ethtxq[0];
+	int i;
+	unsigned int coal_idx;
+
+	/* monitor any pending tx */
+	for (i = 0; i < adap->sge.max_ethqsets; i++, txq++) {
+		if (t4_os_trylock(&txq->txq_lock)) {
+			coal_idx = txq->q.coalesce.idx;
+			if (coal_idx) {
+				if (coal_idx == txq->q.last_coal_idx &&
+				    txq->q.pidx == txq->q.last_pidx) {
+					ship_tx_pkt_coalesce_wr(adap, txq);
+				} else {
+					txq->q.last_coal_idx = coal_idx;
+					txq->q.last_pidx = txq->q.pidx;
+				}
+			}
+			t4_os_unlock(&txq->txq_lock);
+		}
+	}
+	rte_eal_alarm_set(50, tx_timer_cb, (void *)adap);
+}
+
+/**
+ * ship_tx_pkt_coalesce_wr - finalizes and ships a coalesce WR
+ * @ adap: adapter structure
+ * @txq: tx queue
+ *
+ * writes the different fields of the pkts WR and sends it.
+ */
+static inline void ship_tx_pkt_coalesce_wr(struct adapter *adap,
+					   struct sge_eth_txq *txq)
+{
+	struct fw_eth_tx_pkts_vm_wr *vmwr;
+	const size_t fw_hdr_copy_len = (sizeof(vmwr->ethmacdst) +
+					sizeof(vmwr->ethmacsrc) +
+					sizeof(vmwr->ethtype) +
+					sizeof(vmwr->vlantci));
+	struct fw_eth_tx_pkts_wr *wr;
+	struct sge_txq *q = &txq->q;
+	unsigned int ndesc;
+	u32 wr_mid;
+
+	/* fill the pkts WR header */
+	wr = (void *)&q->desc[q->pidx];
+	wr->op_pkd = htonl(V_FW_WR_OP(FW_ETH_TX_PKTS2_WR));
+	vmwr = (void *)&q->desc[q->pidx];
+
+	wr_mid = V_FW_WR_LEN16(DIV_ROUND_UP(q->coalesce.flits, 2));
+	ndesc = flits_to_desc(q->coalesce.flits);
+	wr->equiq_to_len16 = htonl(wr_mid);
+	wr->plen = cpu_to_be16(q->coalesce.len);
+	wr->npkt = q->coalesce.idx;
+	wr->r3 = 0;
+	if (is_pf4(adap)) {
+		wr->op_pkd = htonl(V_FW_WR_OP(FW_ETH_TX_PKTS2_WR));
+		wr->type = q->coalesce.type;
+	} else {
+		wr->op_pkd = htonl(V_FW_WR_OP(FW_ETH_TX_PKTS_VM_WR));
+		vmwr->r4 = 0;
+		memcpy((void *)vmwr->ethmacdst, (void *)q->coalesce.ethmacdst,
+		       fw_hdr_copy_len);
+	}
+
+	/* zero out coalesce structure members */
+	memset((void *)&q->coalesce, 0, sizeof(struct eth_coalesce));
+
+	txq_advance(q, ndesc);
+	txq->stats.coal_wr++;
+	txq->stats.coal_pkts += wr->npkt;
+
+	if (Q_IDXDIFF(q, equeidx) >= q->size / 2) {
+		q->equeidx = q->pidx;
+		wr_mid |= F_FW_WR_EQUEQ;
+		wr->equiq_to_len16 = htonl(wr_mid);
+	}
+	ring_tx_db(adap, q);
+}
+
+/**
+ * should_tx_packet_coalesce - decides wether to coalesce an mbuf or not
+ * @txq: tx queue where the mbuf is sent
+ * @mbuf: mbuf to be sent
+ * @nflits: return value for number of flits needed
+ * @adap: adapter structure
+ *
+ * This function decides if a packet should be coalesced or not.
+ */
+static inline int should_tx_packet_coalesce(struct sge_eth_txq *txq,
+					    struct rte_mbuf *mbuf,
+					    unsigned int *nflits,
+					    struct adapter *adap)
+{
+	struct fw_eth_tx_pkts_vm_wr *wr;
+	const size_t fw_hdr_copy_len = (sizeof(wr->ethmacdst) +
+					sizeof(wr->ethmacsrc) +
+					sizeof(wr->ethtype) +
+					sizeof(wr->vlantci));
+	struct sge_txq *q = &txq->q;
+	unsigned int flits, ndesc;
+	unsigned char type = 0;
+	int credits, wr_size;
+
+	/* use coal WR type 1 when no frags are present */
+	type = (mbuf->nb_segs == 1) ? 1 : 0;
+	if (!is_pf4(adap)) {
+		if (!type)
+			return 0;
+
+		if (q->coalesce.idx && memcmp((void *)q->coalesce.ethmacdst,
+					      rte_pktmbuf_mtod(mbuf, void *),
+					      fw_hdr_copy_len))
+			ship_tx_pkt_coalesce_wr(adap, txq);
+	}
+
+	if (unlikely(type != q->coalesce.type && q->coalesce.idx))
+		ship_tx_pkt_coalesce_wr(adap, txq);
+
+	/* calculate the number of flits required for coalescing this packet
+	 * without the 2 flits of the WR header. These are added further down
+	 * if we are just starting in new PKTS WR. sgl_len doesn't account for
+	 * the possible 16 bytes alignment ULP TX commands so we do it here.
+	 */
+	flits = (sgl_len(mbuf->nb_segs) + 1) & ~1U;
+	if (type == 0)
+		flits += (sizeof(struct ulp_txpkt) +
+			  sizeof(struct ulptx_idata)) / sizeof(__be64);
+	flits += sizeof(struct cpl_tx_pkt_core) / sizeof(__be64);
+	*nflits = flits;
+
+	/* If coalescing is on, the mbuf is added to a pkts WR */
+	if (q->coalesce.idx) {
+		ndesc = DIV_ROUND_UP(q->coalesce.flits + flits, 8);
+		credits = txq_avail(q) - ndesc;
+
+		/* If we are wrapping or this is last mbuf then, send the
+		 * already coalesced mbufs and let the non-coalesce pass
+		 * handle the mbuf.
+		 */
+		if (unlikely(credits < 0 || wraps_around(q, ndesc))) {
+			ship_tx_pkt_coalesce_wr(adap, txq);
+			return 0;
+		}
+
+		/* If the max coalesce len or the max WR len is reached
+		 * ship the WR and keep coalescing on.
+		 */
+		if (unlikely((q->coalesce.len + mbuf->pkt_len >
+						MAX_COALESCE_LEN) ||
+			     (q->coalesce.flits + flits >
+			      q->coalesce.max))) {
+			ship_tx_pkt_coalesce_wr(adap, txq);
+			goto new;
+		}
+		return 1;
+	}
+
+new:
+	/* start a new pkts WR, the WR header is not filled below */
+	wr_size = is_pf4(adap) ? sizeof(struct fw_eth_tx_pkts_wr) :
+				 sizeof(struct fw_eth_tx_pkts_vm_wr);
+	flits += wr_size / sizeof(__be64);
+	ndesc = flits_to_desc(q->coalesce.flits + flits);
+	credits = txq_avail(q) - ndesc;
+
+	if (unlikely(credits < 0 || wraps_around(q, ndesc)))
+		return 0;
+	q->coalesce.flits += wr_size / sizeof(__be64);
+	q->coalesce.type = type;
+	q->coalesce.ptr = (unsigned char *)&q->desc[q->pidx] +
+			   q->coalesce.flits * sizeof(__be64);
+	if (!is_pf4(adap))
+		memcpy((void *)q->coalesce.ethmacdst,
+		       rte_pktmbuf_mtod(mbuf, void *), fw_hdr_copy_len);
+	return 1;
+}
+
+/**
+ * tx_do_packet_coalesce - add an mbuf to a coalesce WR
+ * @txq: sge_eth_txq used send the mbuf
+ * @mbuf: mbuf to be sent
+ * @flits: flits needed for this mbuf
+ * @adap: adapter structure
+ * @pi: port_info structure
+ * @addr: mapped address of the mbuf
+ *
+ * Adds an mbuf to be sent as part of a coalesce WR by filling a
+ * ulp_tx_pkt command, ulp_tx_sc_imm command, cpl message and
+ * ulp_tx_sc_dsgl command.
+ */
+static inline int tx_do_packet_coalesce(struct sge_eth_txq *txq,
+					struct rte_mbuf *mbuf,
+					int flits, struct adapter *adap,
+					const struct port_info *pi,
+					dma_addr_t *addr, uint16_t nb_pkts)
+{
+	u64 cntrl, *end;
+	struct sge_txq *q = &txq->q;
+	struct ulp_txpkt *mc;
+	struct ulptx_idata *sc_imm;
+	struct cpl_tx_pkt_core *cpl;
+	struct tx_sw_desc *sd;
+	unsigned int idx = q->coalesce.idx, len = mbuf->pkt_len;
+
+	if (q->coalesce.type == 0) {
+		mc = (struct ulp_txpkt *)q->coalesce.ptr;
+		mc->cmd_dest = htonl(V_ULPTX_CMD(4) | V_ULP_TXPKT_DEST(0) |
+				     V_ULP_TXPKT_FID(adap->sge.fw_evtq.cntxt_id) |
+				     F_ULP_TXPKT_RO);
+		mc->len = htonl(DIV_ROUND_UP(flits, 2));
+		sc_imm = (struct ulptx_idata *)(mc + 1);
+		sc_imm->cmd_more = htonl(V_ULPTX_CMD(ULP_TX_SC_IMM) |
+					 F_ULP_TX_SC_MORE);
+		sc_imm->len = htonl(sizeof(*cpl));
+		end = (u64 *)mc + flits;
+		cpl = (struct cpl_tx_pkt_core *)(sc_imm + 1);
+	} else {
+		end = (u64 *)q->coalesce.ptr + flits;
+		cpl = (struct cpl_tx_pkt_core *)q->coalesce.ptr;
+	}
+
+	/* update coalesce structure for this txq */
+	q->coalesce.flits += flits;
+	q->coalesce.ptr += flits * sizeof(__be64);
+	q->coalesce.len += mbuf->pkt_len;
+
+	/* fill the cpl message, same as in t4_eth_xmit, this should be kept
+	 * similar to t4_eth_xmit
+	 */
+	if (mbuf->ol_flags & PKT_TX_IP_CKSUM) {
+		cntrl = hwcsum(adap->params.chip, mbuf) |
+			       F_TXPKT_IPCSUM_DIS;
+		txq->stats.tx_cso++;
+	} else {
+		cntrl = F_TXPKT_L4CSUM_DIS | F_TXPKT_IPCSUM_DIS;
+	}
+
+	if (mbuf->ol_flags & PKT_TX_VLAN_PKT) {
+		txq->stats.vlan_ins++;
+		cntrl |= F_TXPKT_VLAN_VLD | V_TXPKT_VLAN(mbuf->vlan_tci);
+	}
+
+	cpl->ctrl0 = htonl(V_TXPKT_OPCODE(CPL_TX_PKT_XT));
+	if (is_pf4(adap))
+		cpl->ctrl0 |= htonl(V_TXPKT_INTF(pi->tx_chan) |
+				    V_TXPKT_PF(adap->pf));
+	else
+		cpl->ctrl0 |= htonl(V_TXPKT_INTF(pi->port_id));
+	cpl->pack = htons(0);
+	cpl->len = htons(len);
+	cpl->ctrl1 = cpu_to_be64(cntrl);
+	write_sgl(mbuf, q, (struct ulptx_sgl *)(cpl + 1), end, 0,  addr);
+	txq->stats.pkts++;
+	txq->stats.tx_bytes += len;
+
+	sd = &q->sdesc[q->pidx + (idx >> 1)];
+	if (!(idx & 1)) {
+		if (sd->coalesce.idx) {
+			int i;
+
+			for (i = 0; i < sd->coalesce.idx; i++) {
+				rte_pktmbuf_free(sd->coalesce.mbuf[i]);
+				sd->coalesce.mbuf[i] = NULL;
+			}
+		}
+	}
+
+	/* store pointers to the mbuf and the sgl used in free_tx_desc.
+	 * each tx desc can hold two pointers corresponding to the value
+	 * of ETH_COALESCE_PKT_PER_DESC
+	 */
+	sd->coalesce.mbuf[idx & 1] = mbuf;
+	sd->coalesce.sgl[idx & 1] = (struct ulptx_sgl *)(cpl + 1);
+	sd->coalesce.idx = (idx & 1) + 1;
+
+	/* Send the coalesced work request, only if max reached. However,
+	 * if lower latency is preferred over throughput, then don't wait
+	 * for coalescing the next Tx burst and send the packets now.
+	 */
+	q->coalesce.idx++;
+	if (q->coalesce.idx == adap->params.max_tx_coalesce_num ||
+	    (adap->devargs.tx_mode_latency && q->coalesce.idx >= nb_pkts))
+		ship_tx_pkt_coalesce_wr(adap, txq);
+
+	return 0;
+}
+
+/**
+ * t4_eth_xmit - add a packet to an Ethernet Tx queue
+ * @txq: the egress queue
+ * @mbuf: the packet
+ *
+ * Add a packet to an SGE Ethernet Tx queue.  Runs with softirqs disabled.
+ */
+int t4_eth_xmit(struct sge_eth_txq *txq, struct rte_mbuf *mbuf,
+		uint16_t nb_pkts)
+{
+	const struct port_info *pi;
+	struct cpl_tx_pkt_lso_core *lso;
+	struct adapter *adap;
+	struct rte_mbuf *m = mbuf;
+	struct fw_eth_tx_pkt_wr *wr;
+	struct fw_eth_tx_pkt_vm_wr *vmwr;
+	struct cpl_tx_pkt_core *cpl;
+	struct tx_sw_desc *d;
+	dma_addr_t addr[m->nb_segs];
+	unsigned int flits, ndesc, cflits;
+	int l3hdr_len, l4hdr_len, eth_xtra_len;
+	int len, last_desc;
+	int credits;
+	u32 wr_mid;
+	u64 cntrl, *end;
+	bool v6;
+	u32 max_pkt_len = txq->data->dev_conf.rxmode.max_rx_pkt_len;
+
+	/* Reject xmit if queue is stopped */
+	if (unlikely(txq->flags & EQ_STOPPED))
+		return -(EBUSY);
+
+	/*
+	 * The chip min packet length is 10 octets but play safe and reject
+	 * anything shorter than an Ethernet header.
+	 */
+	if (unlikely(m->pkt_len < RTE_ETHER_HDR_LEN)) {
+out_free:
+		rte_pktmbuf_free(m);
+		return 0;
+	}
+
+	if ((!(m->ol_flags & PKT_TX_TCP_SEG)) &&
+	    (unlikely(m->pkt_len > max_pkt_len)))
+		goto out_free;
+
+	pi = txq->data->dev_private;
+	adap = pi->adapter;
+
+	cntrl = F_TXPKT_L4CSUM_DIS | F_TXPKT_IPCSUM_DIS;
+	/* align the end of coalesce WR to a 512 byte boundary */
+	txq->q.coalesce.max = (8 - (txq->q.pidx & 7)) * 8;
+
+	if (!((m->ol_flags & PKT_TX_TCP_SEG) ||
+			m->pkt_len > RTE_ETHER_MAX_LEN)) {
+		if (should_tx_packet_coalesce(txq, mbuf, &cflits, adap)) {
+			if (unlikely(map_mbuf(mbuf, addr) < 0)) {
+				dev_warn(adap, "%s: mapping err for coalesce\n",
+					 __func__);
+				txq->stats.mapping_err++;
+				goto out_free;
+			}
+			return tx_do_packet_coalesce(txq, mbuf, cflits, adap,
+						     pi, addr, nb_pkts);
+		} else {
+			return -EBUSY;
+		}
+	}
+
+	if (txq->q.coalesce.idx)
+		ship_tx_pkt_coalesce_wr(adap, txq);
+
+	flits = calc_tx_flits(m, adap);
+	ndesc = flits_to_desc(flits);
+	credits = txq_avail(&txq->q) - ndesc;
+
+	if (unlikely(credits < 0)) {
+		dev_debug(adap, "%s: Tx ring %u full; credits = %d\n",
+			  __func__, txq->q.cntxt_id, credits);
+		return -EBUSY;
+	}
+
+	if (unlikely(map_mbuf(m, addr) < 0)) {
+		txq->stats.mapping_err++;
+		goto out_free;
+	}
+
+	wr_mid = V_FW_WR_LEN16(DIV_ROUND_UP(flits, 2));
+	if (Q_IDXDIFF(&txq->q, equeidx)  >= 64) {
+		txq->q.equeidx = txq->q.pidx;
+		wr_mid |= F_FW_WR_EQUEQ;
+	}
+
+	wr = (void *)&txq->q.desc[txq->q.pidx];
+	vmwr = (void *)&txq->q.desc[txq->q.pidx];
+	wr->equiq_to_len16 = htonl(wr_mid);
+	if (is_pf4(adap)) {
+		wr->r3 = rte_cpu_to_be_64(0);
+		end = (u64 *)wr + flits;
+	} else {
+		const size_t fw_hdr_copy_len = (sizeof(vmwr->ethmacdst) +
+						sizeof(vmwr->ethmacsrc) +
+						sizeof(vmwr->ethtype) +
+						sizeof(vmwr->vlantci));
+
+		vmwr->r3[0] = rte_cpu_to_be_32(0);
+		vmwr->r3[1] = rte_cpu_to_be_32(0);
+		memcpy((void *)vmwr->ethmacdst, rte_pktmbuf_mtod(m, void *),
+		       fw_hdr_copy_len);
+		end = (u64 *)vmwr + flits;
+	}
+
+	len = 0;
+	len += sizeof(*cpl);
+
+	/* Coalescing skipped and we send through normal path */
+	if (!(m->ol_flags & PKT_TX_TCP_SEG)) {
+		wr->op_immdlen = htonl(V_FW_WR_OP(is_pf4(adap) ?
+						  FW_ETH_TX_PKT_WR :
+						  FW_ETH_TX_PKT_VM_WR) |
+				       V_FW_WR_IMMDLEN(len));
+		if (is_pf4(adap))
+			cpl = (void *)(wr + 1);
+		else
+			cpl = (void *)(vmwr + 1);
+		if (m->ol_flags & PKT_TX_IP_CKSUM) {
+			cntrl = hwcsum(adap->params.chip, m) |
+				F_TXPKT_IPCSUM_DIS;
+			txq->stats.tx_cso++;
+		}
+	} else {
+		if (is_pf4(adap))
+			lso = (void *)(wr + 1);
+		else
+			lso = (void *)(vmwr + 1);
+		v6 = (m->ol_flags & PKT_TX_IPV6) != 0;
+		l3hdr_len = m->l3_len;
+		l4hdr_len = m->l4_len;
+		eth_xtra_len = m->l2_len - RTE_ETHER_HDR_LEN;
+		len += sizeof(*lso);
+		wr->op_immdlen = htonl(V_FW_WR_OP(is_pf4(adap) ?
+						  FW_ETH_TX_PKT_WR :
+						  FW_ETH_TX_PKT_VM_WR) |
+				       V_FW_WR_IMMDLEN(len));
+		lso->lso_ctrl = htonl(V_LSO_OPCODE(CPL_TX_PKT_LSO) |
+				      F_LSO_FIRST_SLICE | F_LSO_LAST_SLICE |
+				      V_LSO_IPV6(v6) |
+				      V_LSO_ETHHDR_LEN(eth_xtra_len / 4) |
+				      V_LSO_IPHDR_LEN(l3hdr_len / 4) |
+				      V_LSO_TCPHDR_LEN(l4hdr_len / 4));
+		lso->ipid_ofst = htons(0);
+		lso->mss = htons(m->tso_segsz);
+		lso->seqno_offset = htonl(0);
+		if (is_t4(adap->params.chip))
+			lso->len = htonl(m->pkt_len);
+		else
+			lso->len = htonl(V_LSO_T5_XFER_SIZE(m->pkt_len));
+		cpl = (void *)(lso + 1);
+
+		if (CHELSIO_CHIP_VERSION(adap->params.chip) <= CHELSIO_T5)
+			cntrl = V_TXPKT_ETHHDR_LEN(eth_xtra_len);
+		else
+			cntrl = V_T6_TXPKT_ETHHDR_LEN(eth_xtra_len);
+
+		cntrl |= V_TXPKT_CSUM_TYPE(v6 ? TX_CSUM_TCPIP6 :
+						TX_CSUM_TCPIP) |
+			 V_TXPKT_IPHDR_LEN(l3hdr_len);
+		txq->stats.tso++;
+		txq->stats.tx_cso += m->tso_segsz;
+	}
+
+	if (m->ol_flags & PKT_TX_VLAN_PKT) {
+		txq->stats.vlan_ins++;
+		cntrl |= F_TXPKT_VLAN_VLD | V_TXPKT_VLAN(m->vlan_tci);
+	}
+
+	cpl->ctrl0 = htonl(V_TXPKT_OPCODE(CPL_TX_PKT_XT));
+	if (is_pf4(adap))
+		cpl->ctrl0 |= htonl(V_TXPKT_INTF(pi->tx_chan) |
+				    V_TXPKT_PF(adap->pf));
+	else
+		cpl->ctrl0 |= htonl(V_TXPKT_INTF(pi->port_id) |
+				    V_TXPKT_PF(0));
+
+	cpl->pack = htons(0);
+	cpl->len = htons(m->pkt_len);
+	cpl->ctrl1 = cpu_to_be64(cntrl);
+
+	txq->stats.pkts++;
+	txq->stats.tx_bytes += m->pkt_len;
+	last_desc = txq->q.pidx + ndesc - 1;
+	if (last_desc >= (int)txq->q.size)
+		last_desc -= txq->q.size;
+
+	d = &txq->q.sdesc[last_desc];
+	if (d->coalesce.idx) {
+		int i;
+
+		for (i = 0; i < d->coalesce.idx; i++) {
+			rte_pktmbuf_free(d->coalesce.mbuf[i]);
+			d->coalesce.mbuf[i] = NULL;
+		}
+		d->coalesce.idx = 0;
+	}
+	write_sgl(m, &txq->q, (struct ulptx_sgl *)(cpl + 1), end, 0,
+		  addr);
+	txq->q.sdesc[last_desc].mbuf = m;
+	txq->q.sdesc[last_desc].sgl = (struct ulptx_sgl *)(cpl + 1);
+	txq_advance(&txq->q, ndesc);
+	ring_tx_db(adap, &txq->q);
+	return 0;
+}
+
+/**
+ * reclaim_completed_tx_imm - reclaim completed control-queue Tx descs
+ * @q: the SGE control Tx queue
+ *
+ * This is a variant of reclaim_completed_tx() that is used for Tx queues
+ * that send only immediate data (presently just the control queues) and
+ * thus do not have any mbufs to release.
+ */
+static inline void reclaim_completed_tx_imm(struct sge_txq *q)
+{
+	int hw_cidx = ntohs(q->stat->cidx);
+	int reclaim = hw_cidx - q->cidx;
+
+	if (reclaim < 0)
+		reclaim += q->size;
+
+	q->in_use -= reclaim;
+	q->cidx = hw_cidx;
+}
+
+/**
+ * is_imm - check whether a packet can be sent as immediate data
+ * @mbuf: the packet
+ *
+ * Returns true if a packet can be sent as a WR with immediate data.
+ */
+static inline int is_imm(const struct rte_mbuf *mbuf)
+{
+	return mbuf->pkt_len <= MAX_CTRL_WR_LEN;
+}
+
+/**
+ * inline_tx_mbuf: inline a packet's data into TX descriptors
+ * @q: the TX queue where the packet will be inlined
+ * @from: pointer to data portion of packet
+ * @to: pointer after cpl where data has to be inlined
+ * @len: length of data to inline
+ *
+ * Inline a packet's contents directly to TX descriptors, starting at
+ * the given position within the TX DMA ring.
+ * Most of the complexity of this operation is dealing with wrap arounds
+ * in the middle of the packet we want to inline.
+ */
+static void inline_tx_mbuf(const struct sge_txq *q, caddr_t from, caddr_t *to,
+			   int len)
+{
+	int left = RTE_PTR_DIFF(q->stat, *to);
+
+	if (likely((uintptr_t)*to + len <= (uintptr_t)q->stat)) {
+		rte_memcpy(*to, from, len);
+		*to = RTE_PTR_ADD(*to, len);
+	} else {
+		rte_memcpy(*to, from, left);
+		from = RTE_PTR_ADD(from, left);
+		left = len - left;
+		rte_memcpy((void *)q->desc, from, left);
+		*to = RTE_PTR_ADD((void *)q->desc, left);
+	}
+}
+
+/**
+ * ctrl_xmit - send a packet through an SGE control Tx queue
+ * @q: the control queue
+ * @mbuf: the packet
+ *
+ * Send a packet through an SGE control Tx queue.  Packets sent through
+ * a control queue must fit entirely as immediate data.
+ */
+static int ctrl_xmit(struct sge_ctrl_txq *q, struct rte_mbuf *mbuf)
+{
+	unsigned int ndesc;
+	struct fw_wr_hdr *wr;
+	caddr_t dst;
+
+	if (unlikely(!is_imm(mbuf))) {
+		WARN_ON(1);
+		rte_pktmbuf_free(mbuf);
+		return -1;
+	}
+
+	reclaim_completed_tx_imm(&q->q);
+	ndesc = DIV_ROUND_UP(mbuf->pkt_len, sizeof(struct tx_desc));
+	t4_os_lock(&q->ctrlq_lock);
+
+	q->full = txq_avail(&q->q) < ndesc ? 1 : 0;
+	if (unlikely(q->full)) {
+		t4_os_unlock(&q->ctrlq_lock);
+		return -1;
+	}
+
+	wr = (struct fw_wr_hdr *)&q->q.desc[q->q.pidx];
+	dst = (void *)wr;
+	inline_tx_mbuf(&q->q, rte_pktmbuf_mtod(mbuf, caddr_t),
+		       &dst, mbuf->data_len);
+
+	txq_advance(&q->q, ndesc);
+	if (unlikely(txq_avail(&q->q) < 64))
+		wr->lo |= htonl(F_FW_WR_EQUEQ);
+
+	q->txp++;
+
+	ring_tx_db(q->adapter, &q->q);
+	t4_os_unlock(&q->ctrlq_lock);
+
+	rte_pktmbuf_free(mbuf);
+	return 0;
+}
+
+/**
+ * t4_mgmt_tx - send a management message
+ * @q: the control queue
+ * @mbuf: the packet containing the management message
+ *
+ * Send a management message through control queue.
+ */
+int t4_mgmt_tx(struct sge_ctrl_txq *q, struct rte_mbuf *mbuf)
+{
+	return ctrl_xmit(q, mbuf);
+}
+
+/**
+ * alloc_ring - allocate resources for an SGE descriptor ring
+ * @dev: the PCI device's core device
+ * @nelem: the number of descriptors
+ * @elem_size: the size of each descriptor
+ * @sw_size: the size of the SW state associated with each ring element
+ * @phys: the physical address of the allocated ring
+ * @metadata: address of the array holding the SW state for the ring
+ * @stat_size: extra space in HW ring for status information
+ * @node: preferred node for memory allocations
+ *
+ * Allocates resources for an SGE descriptor ring, such as Tx queues,
+ * free buffer lists, or response queues.  Each SGE ring requires
+ * space for its HW descriptors plus, optionally, space for the SW state
+ * associated with each HW entry (the metadata).  The function returns
+ * three values: the virtual address for the HW ring (the return value
+ * of the function), the bus address of the HW ring, and the address
+ * of the SW ring.
+ */
+static void *alloc_ring(size_t nelem, size_t elem_size,
+			size_t sw_size, dma_addr_t *phys, void *metadata,
+			size_t stat_size, __rte_unused uint16_t queue_id,
+			int socket_id, const char *z_name,
+			const char *z_name_sw)
+{
+	size_t len = CXGBE_MAX_RING_DESC_SIZE * elem_size + stat_size;
+	const struct rte_memzone *tz;
+	void *s = NULL;
+
+	dev_debug(adapter, "%s: nelem = %zu; elem_size = %zu; sw_size = %zu; "
+		  "stat_size = %zu; queue_id = %u; socket_id = %d; z_name = %s;"
+		  " z_name_sw = %s\n", __func__, nelem, elem_size, sw_size,
+		  stat_size, queue_id, socket_id, z_name, z_name_sw);
+
+	tz = rte_memzone_lookup(z_name);
+	if (tz) {
+		dev_debug(adapter, "%s: tz exists...returning existing..\n",
+			  __func__);
+		goto alloc_sw_ring;
+	}
+
+	/*
+	 * Allocate TX/RX ring hardware descriptors. A memzone large enough to
+	 * handle the maximum ring size is allocated in order to allow for
+	 * resizing in later calls to the queue setup function.
+	 */
+	tz = rte_memzone_reserve_aligned(z_name, len, socket_id,
+			RTE_MEMZONE_IOVA_CONTIG, 4096);
+	if (!tz)
+		return NULL;
+
+alloc_sw_ring:
+	memset(tz->addr, 0, len);
+	if (sw_size) {
+		s = rte_zmalloc_socket(z_name_sw, nelem * sw_size,
+				       RTE_CACHE_LINE_SIZE, socket_id);
+
+		if (!s) {
+			dev_err(adapter, "%s: failed to get sw_ring memory\n",
+				__func__);
+			return NULL;
+		}
+	}
+	if (metadata)
+		*(void **)metadata = s;
+
+	*phys = (uint64_t)tz->iova;
+	return tz->addr;
+}
+
+#define CXGB4_MSG_AN ((void *)1)
+
+/**
+ * rspq_next - advance to the next entry in a response queue
+ * @q: the queue
+ *
+ * Updates the state of a response queue to advance it to the next entry.
+ */
+static inline void rspq_next(struct sge_rspq *q)
+{
+	q->cur_desc = (const __be64 *)((const char *)q->cur_desc + q->iqe_len);
+	if (unlikely(++q->cidx == q->size)) {
+		q->cidx = 0;
+		q->gen ^= 1;
+		q->cur_desc = q->desc;
+	}
+}
+
+static inline void cxgbe_set_mbuf_info(struct rte_mbuf *pkt, uint32_t ptype,
+				       uint64_t ol_flags)
+{
+	pkt->packet_type |= ptype;
+	pkt->ol_flags |= ol_flags;
+}
+
+static inline void cxgbe_fill_mbuf_info(struct adapter *adap,
+					const struct cpl_rx_pkt *cpl,
+					struct rte_mbuf *pkt)
+{
+	bool csum_ok;
+	u16 err_vec;
+
+	if (adap->params.tp.rx_pkt_encap)
+		err_vec = G_T6_COMPR_RXERR_VEC(ntohs(cpl->err_vec));
+	else
+		err_vec = ntohs(cpl->err_vec);
+
+	csum_ok = cpl->csum_calc && !err_vec;
+
+	if (cpl->vlan_ex)
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L2_ETHER_VLAN,
+				    PKT_RX_VLAN | PKT_RX_VLAN_STRIPPED);
+	else
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L2_ETHER, 0);
+
+	if (cpl->l2info & htonl(F_RXF_IP))
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L3_IPV4,
+				    csum_ok ? PKT_RX_IP_CKSUM_GOOD :
+					      PKT_RX_IP_CKSUM_BAD);
+	else if (cpl->l2info & htonl(F_RXF_IP6))
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L3_IPV6,
+				    csum_ok ? PKT_RX_IP_CKSUM_GOOD :
+					      PKT_RX_IP_CKSUM_BAD);
+
+	if (cpl->l2info & htonl(F_RXF_TCP))
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L4_TCP,
+				    csum_ok ? PKT_RX_L4_CKSUM_GOOD :
+					      PKT_RX_L4_CKSUM_BAD);
+	else if (cpl->l2info & htonl(F_RXF_UDP))
+		cxgbe_set_mbuf_info(pkt, RTE_PTYPE_L4_UDP,
+				    csum_ok ? PKT_RX_L4_CKSUM_GOOD :
+					      PKT_RX_L4_CKSUM_BAD);
+}
+
+/**
+ * process_responses - process responses from an SGE response queue
+ * @q: the ingress queue to process
+ * @budget: how many responses can be processed in this round
+ * @rx_pkts: mbuf to put the pkts
+ *
+ * Process responses from an SGE response queue up to the supplied budget.
+ * Responses include received packets as well as control messages from FW
+ * or HW.
+ *
+ * Additionally choose the interrupt holdoff time for the next interrupt
+ * on this queue.  If the system is under memory shortage use a fairly
+ * long delay to help recovery.
+ */
+static int process_responses(struct sge_rspq *q, int budget,
+			     struct rte_mbuf **rx_pkts)
+{
+	int ret = 0, rsp_type;
+	int budget_left = budget;
+	const struct rsp_ctrl *rc;
+	struct sge_eth_rxq *rxq = container_of(q, struct sge_eth_rxq, rspq);
+
+	while (likely(budget_left)) {
+		if (q->cidx == ntohs(q->stat->pidx))
+			break;
+
+		rc = (const struct rsp_ctrl *)
+		     ((const char *)q->cur_desc + (q->iqe_len - sizeof(*rc)));
+
+		/*
+		 * Ensure response has been read
+		 */
+		rmb();
+		rsp_type = G_RSPD_TYPE(rc->u.type_gen);
+
+		if (likely(rsp_type == X_RSPD_TYPE_FLBUF)) {
+			struct sge *s = &q->adapter->sge;
+			unsigned int stat_pidx;
+			int stat_pidx_diff;
+
+			stat_pidx = ntohs(q->stat->pidx);
+			stat_pidx_diff = P_IDXDIFF(q, stat_pidx);
+			while (stat_pidx_diff && budget_left) {
+				const struct rx_sw_desc *rsd =
+					&rxq->fl.sdesc[rxq->fl.cidx];
+				const struct rss_header *rss_hdr =
+					(const void *)q->cur_desc;
+				const struct cpl_rx_pkt *cpl =
+					(const void *)&q->cur_desc[1];
+				struct rte_mbuf *pkt, *npkt;
+				u32 len, bufsz;
+
+				rc = (const struct rsp_ctrl *)
+				     ((const char *)q->cur_desc +
+				      (q->iqe_len - sizeof(*rc)));
+
+				rsp_type = G_RSPD_TYPE(rc->u.type_gen);
+				if (unlikely(rsp_type != X_RSPD_TYPE_FLBUF))
+					break;
+
+				len = ntohl(rc->pldbuflen_qid);
+				BUG_ON(!(len & F_RSPD_NEWBUF));
+				pkt = rsd->buf;
+				npkt = pkt;
+				len = G_RSPD_LEN(len);
+				pkt->pkt_len = len;
+
+				/* Chain mbufs into len if necessary */
+				while (len) {
+					struct rte_mbuf *new_pkt = rsd->buf;
+
+					bufsz = min(get_buf_size(q->adapter,
+								 rsd), len);
+					new_pkt->data_len = bufsz;
+					unmap_rx_buf(&rxq->fl);
+					len -= bufsz;
+					npkt->next = new_pkt;
+					npkt = new_pkt;
+					pkt->nb_segs++;
+					rsd = &rxq->fl.sdesc[rxq->fl.cidx];
+				}
+				npkt->next = NULL;
+				pkt->nb_segs--;
+
+				cxgbe_fill_mbuf_info(q->adapter, cpl, pkt);
+
+				if (!rss_hdr->filter_tid &&
+				    rss_hdr->hash_type) {
+					pkt->ol_flags |= PKT_RX_RSS_HASH;
+					pkt->hash.rss =
+						ntohl(rss_hdr->hash_val);
+				}
+
+				if (cpl->vlan_ex)
+					pkt->vlan_tci = ntohs(cpl->vlan);
+
+				rte_pktmbuf_adj(pkt, s->pktshift);
+				rxq->stats.pkts++;
+				rxq->stats.rx_bytes += pkt->pkt_len;
+				rx_pkts[budget - budget_left] = pkt;
+
+				rspq_next(q);
+				budget_left--;
+				stat_pidx_diff--;
+			}
+			continue;
+		} else if (likely(rsp_type == X_RSPD_TYPE_CPL)) {
+			ret = q->handler(q, q->cur_desc, NULL);
+		} else {
+			ret = q->handler(q, (const __be64 *)rc, CXGB4_MSG_AN);
+		}
+
+		if (unlikely(ret)) {
+			/* couldn't process descriptor, back off for recovery */
+			q->next_intr_params = V_QINTR_TIMER_IDX(NOMEM_TMR_IDX);
+			break;
+		}
+
+		rspq_next(q);
+		budget_left--;
+	}
+
+	/*
+	 * If this is a Response Queue with an associated Free List and
+	 * there's room for another chunk of new Free List buffer pointers,
+	 * refill the Free List.
+	 */
+
+	if (q->offset >= 0 && fl_cap(&rxq->fl) - rxq->fl.avail >= 64)
+		__refill_fl(q->adapter, &rxq->fl);
+
+	return budget - budget_left;
+}
+
+int cxgbe_poll(struct sge_rspq *q, struct rte_mbuf **rx_pkts,
+	       unsigned int budget, unsigned int *work_done)
+{
+	struct sge_eth_rxq *rxq = container_of(q, struct sge_eth_rxq, rspq);
+	unsigned int cidx_inc;
+	unsigned int params;
+	u32 val;
+
+	*work_done = process_responses(q, budget, rx_pkts);
+
+	if (*work_done) {
+		cidx_inc = R_IDXDIFF(q, gts_idx);
+
+		if (q->offset >= 0 && fl_cap(&rxq->fl) - rxq->fl.avail >= 64)
+			__refill_fl(q->adapter, &rxq->fl);
+
+		params = q->intr_params;
+		q->next_intr_params = params;
+		val = V_CIDXINC(cidx_inc) | V_SEINTARM(params);
+
+		if (unlikely(!q->bar2_addr)) {
+			u32 reg = is_pf4(q->adapter) ? MYPF_REG(A_SGE_PF_GTS) :
+						       T4VF_SGE_BASE_ADDR +
+						       A_SGE_VF_GTS;
+
+			t4_write_reg(q->adapter, reg,
+				     val | V_INGRESSQID((u32)q->cntxt_id));
+		} else {
+			writel(val | V_INGRESSQID(q->bar2_qid),
+			       (void *)((uintptr_t)q->bar2_addr + SGE_UDB_GTS));
+			/* This Write memory Barrier will force the
+			 * write to the User Doorbell area to be
+			 * flushed.
+			 */
+			wmb();
+		}
+		q->gts_idx = q->cidx;
+	}
+	return 0;
+}
+
+/**
+ * bar2_address - return the BAR2 address for an SGE Queue's Registers
+ * @adapter: the adapter
+ * @qid: the SGE Queue ID
+ * @qtype: the SGE Queue Type (Egress or Ingress)
+ * @pbar2_qid: BAR2 Queue ID or 0 for Queue ID inferred SGE Queues
+ *
+ * Returns the BAR2 address for the SGE Queue Registers associated with
+ * @qid.  If BAR2 SGE Registers aren't available, returns NULL.  Also
+ * returns the BAR2 Queue ID to be used with writes to the BAR2 SGE
+ * Queue Registers.  If the BAR2 Queue ID is 0, then "Inferred Queue ID"
+ * Registers are supported (e.g. the Write Combining Doorbell Buffer).
+ */
+static void __iomem *bar2_address(struct adapter *adapter, unsigned int qid,
+				  enum t4_bar2_qtype qtype,
+				  unsigned int *pbar2_qid)
+{
+	u64 bar2_qoffset;
+	int ret;
+
+	ret = t4_bar2_sge_qregs(adapter, qid, qtype, &bar2_qoffset, pbar2_qid);
+	if (ret)
+		return NULL;
+
+	return adapter->bar2 + bar2_qoffset;
+}
+
+int t4_sge_eth_rxq_start(struct adapter *adap, struct sge_rspq *rq)
+{
+	struct sge_eth_rxq *rxq = container_of(rq, struct sge_eth_rxq, rspq);
+	unsigned int fl_id = rxq->fl.size ? rxq->fl.cntxt_id : 0xffff;
+
+	return t4_iq_start_stop(adap, adap->mbox, true, adap->pf, 0,
+				rq->cntxt_id, fl_id, 0xffff);
+}
+
+int t4_sge_eth_rxq_stop(struct adapter *adap, struct sge_rspq *rq)
+{
+	struct sge_eth_rxq *rxq = container_of(rq, struct sge_eth_rxq, rspq);
+	unsigned int fl_id = rxq->fl.size ? rxq->fl.cntxt_id : 0xffff;
+
+	return t4_iq_start_stop(adap, adap->mbox, false, adap->pf, 0,
+				rq->cntxt_id, fl_id, 0xffff);
+}
+
+/*
+ * @intr_idx: MSI/MSI-X vector if >=0, -(absolute qid + 1) if < 0
+ * @cong: < 0 -> no congestion feedback, >= 0 -> congestion channel map
+ */
+int t4_sge_alloc_rxq(struct adapter *adap, struct sge_rspq *iq, bool fwevtq,
+		     struct rte_eth_dev *eth_dev, int intr_idx,
+		     struct sge_fl *fl, rspq_handler_t hnd, int cong,
+		     struct rte_mempool *mp, int queue_id, int socket_id)
+{
+	int ret, flsz = 0;
+	struct fw_iq_cmd c;
+	struct sge *s = &adap->sge;
+	struct port_info *pi = eth_dev->data->dev_private;
+	char z_name[RTE_MEMZONE_NAMESIZE];
+	char z_name_sw[RTE_MEMZONE_NAMESIZE];
+	unsigned int nb_refill;
+	u8 pciechan;
+
+	/* Size needs to be multiple of 16, including status entry. */
+	iq->size = cxgbe_roundup(iq->size, 16);
+
+	snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
+			eth_dev->data->port_id, queue_id,
+			fwevtq ? "fwq_ring" : "rx_ring");
+	snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
+
+	iq->desc = alloc_ring(iq->size, iq->iqe_len, 0, &iq->phys_addr, NULL, 0,
+			      queue_id, socket_id, z_name, z_name_sw);
+	if (!iq->desc)
+		return -ENOMEM;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = htonl(V_FW_CMD_OP(FW_IQ_CMD) | F_FW_CMD_REQUEST |
+			    F_FW_CMD_WRITE | F_FW_CMD_EXEC);
+
+	if (is_pf4(adap)) {
+		pciechan = pi->tx_chan;
+		c.op_to_vfn |= htonl(V_FW_IQ_CMD_PFN(adap->pf) |
+				     V_FW_IQ_CMD_VFN(0));
+		if (cong >= 0)
+			c.iqns_to_fl0congen =
+				htonl(F_FW_IQ_CMD_IQFLINTCONGEN |
+				      V_FW_IQ_CMD_IQTYPE(cong ?
+							 FW_IQ_IQTYPE_NIC :
+							 FW_IQ_IQTYPE_OFLD) |
+				      F_FW_IQ_CMD_IQRO);
+	} else {
+		pciechan = pi->port_id;
+	}
+
+	c.alloc_to_len16 = htonl(F_FW_IQ_CMD_ALLOC | F_FW_IQ_CMD_IQSTART |
+				 (sizeof(c) / 16));
+	c.type_to_iqandstindex =
+		htonl(V_FW_IQ_CMD_TYPE(FW_IQ_TYPE_FL_INT_CAP) |
+		      V_FW_IQ_CMD_IQASYNCH(fwevtq) |
+		      V_FW_IQ_CMD_VIID(pi->viid) |
+		      V_FW_IQ_CMD_IQANDST(intr_idx < 0) |
+		      V_FW_IQ_CMD_IQANUD(X_UPDATEDELIVERY_STATUS_PAGE) |
+		      V_FW_IQ_CMD_IQANDSTINDEX(intr_idx >= 0 ? intr_idx :
+							       -intr_idx - 1));
+	c.iqdroprss_to_iqesize =
+		htons(V_FW_IQ_CMD_IQPCIECH(pciechan) |
+		      F_FW_IQ_CMD_IQGTSMODE |
+		      V_FW_IQ_CMD_IQINTCNTTHRESH(iq->pktcnt_idx) |
+		      V_FW_IQ_CMD_IQESIZE(ilog2(iq->iqe_len) - 4));
+	c.iqsize = htons(iq->size);
+	c.iqaddr = cpu_to_be64(iq->phys_addr);
+
+	if (fl) {
+		struct sge_eth_rxq *rxq = container_of(fl, struct sge_eth_rxq,
+						       fl);
+		unsigned int chip_ver = CHELSIO_CHIP_VERSION(adap->params.chip);
+
+		/*
+		 * Allocate the ring for the hardware free list (with space
+		 * for its status page) along with the associated software
+		 * descriptor ring.  The free list size needs to be a multiple
+		 * of the Egress Queue Unit and at least 2 Egress Units larger
+		 * than the SGE's Egress Congrestion Threshold
+		 * (fl_starve_thres - 1).
+		 */
+		if (fl->size < s->fl_starve_thres - 1 + 2 * 8)
+			fl->size = s->fl_starve_thres - 1 + 2 * 8;
+		fl->size = cxgbe_roundup(fl->size, 8);
+
+		snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
+				eth_dev->data->port_id, queue_id,
+				fwevtq ? "fwq_ring" : "fl_ring");
+		snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
+
+		fl->desc = alloc_ring(fl->size, sizeof(__be64),
+				      sizeof(struct rx_sw_desc),
+				      &fl->addr, &fl->sdesc, s->stat_len,
+				      queue_id, socket_id, z_name, z_name_sw);
+
+		if (!fl->desc)
+			goto fl_nomem;
+
+		flsz = fl->size / 8 + s->stat_len / sizeof(struct tx_desc);
+		c.iqns_to_fl0congen |=
+			htonl(V_FW_IQ_CMD_FL0HOSTFCMODE(X_HOSTFCMODE_NONE) |
+			      (unlikely(rxq->usembufs) ?
+			       0 : F_FW_IQ_CMD_FL0PACKEN) |
+			      F_FW_IQ_CMD_FL0FETCHRO | F_FW_IQ_CMD_FL0DATARO |
+			      F_FW_IQ_CMD_FL0PADEN);
+		if (is_pf4(adap) && cong >= 0)
+			c.iqns_to_fl0congen |=
+				htonl(V_FW_IQ_CMD_FL0CNGCHMAP(cong) |
+				      F_FW_IQ_CMD_FL0CONGCIF |
+				      F_FW_IQ_CMD_FL0CONGEN);
+
+		/* In T6, for egress queue type FL there is internal overhead
+		 * of 16B for header going into FLM module.
+		 * Hence maximum allowed burst size will be 448 bytes.
+		 */
+		c.fl0dcaen_to_fl0cidxfthresh =
+			htons(V_FW_IQ_CMD_FL0FBMIN(chip_ver <= CHELSIO_T5 ?
+						   X_FETCHBURSTMIN_128B :
+						   X_FETCHBURSTMIN_64B) |
+			      V_FW_IQ_CMD_FL0FBMAX(chip_ver <= CHELSIO_T5 ?
+						   X_FETCHBURSTMAX_512B :
+						   X_FETCHBURSTMAX_256B));
+		c.fl0size = htons(flsz);
+		c.fl0addr = cpu_to_be64(fl->addr);
+	}
+
+	if (is_pf4(adap))
+		ret = t4_wr_mbox(adap, adap->mbox, &c, sizeof(c), &c);
+	else
+		ret = t4vf_wr_mbox(adap, &c, sizeof(c), &c);
+	if (ret)
+		goto err;
+
+	iq->cur_desc = iq->desc;
+	iq->cidx = 0;
+	iq->gts_idx = 0;
+	iq->gen = 1;
+	iq->next_intr_params = iq->intr_params;
+	iq->cntxt_id = ntohs(c.iqid);
+	iq->abs_id = ntohs(c.physiqid);
+	iq->bar2_addr = bar2_address(adap, iq->cntxt_id, T4_BAR2_QTYPE_INGRESS,
+				     &iq->bar2_qid);
+	iq->size--;                           /* subtract status entry */
+	iq->stat = (void *)&iq->desc[iq->size * 8];
+	iq->eth_dev = eth_dev;
+	iq->handler = hnd;
+	iq->port_id = pi->pidx;
+	iq->mb_pool = mp;
+
+	/* set offset to -1 to distinguish ingress queues without FL */
+	iq->offset = fl ? 0 : -1;
+
+	if (fl) {
+		fl->cntxt_id = ntohs(c.fl0id);
+		fl->avail = 0;
+		fl->pend_cred = 0;
+		fl->pidx = 0;
+		fl->cidx = 0;
+		fl->alloc_failed = 0;
+
+		/*
+		 * Note, we must initialize the BAR2 Free List User Doorbell
+		 * information before refilling the Free List!
+		 */
+		fl->bar2_addr = bar2_address(adap, fl->cntxt_id,
+					     T4_BAR2_QTYPE_EGRESS,
+					     &fl->bar2_qid);
+
+		nb_refill = refill_fl(adap, fl, fl_cap(fl));
+		if (nb_refill != fl_cap(fl)) {
+			ret = -ENOMEM;
+			dev_err(adap, "%s: mbuf alloc failed with error: %d\n",
+				__func__, ret);
+			goto refill_fl_err;
+		}
+	}
+
+	/*
+	 * For T5 and later we attempt to set up the Congestion Manager values
+	 * of the new RX Ethernet Queue.  This should really be handled by
+	 * firmware because it's more complex than any host driver wants to
+	 * get involved with and it's different per chip and this is almost
+	 * certainly wrong.  Formware would be wrong as well, but it would be
+	 * a lot easier to fix in one place ...  For now we do something very
+	 * simple (and hopefully less wrong).
+	 */
+	if (is_pf4(adap) && !is_t4(adap->params.chip) && cong >= 0) {
+		u32 param, val;
+		int i;
+
+		param = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DMAQ) |
+			 V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DMAQ_CONM_CTXT) |
+			 V_FW_PARAMS_PARAM_YZ(iq->cntxt_id));
+		if (cong == 0) {
+			val = V_CONMCTXT_CNGTPMODE(X_CONMCTXT_CNGTPMODE_QUEUE);
+		} else {
+			val = V_CONMCTXT_CNGTPMODE(
+					X_CONMCTXT_CNGTPMODE_CHANNEL);
+			for (i = 0; i < 4; i++) {
+				if (cong & (1 << i))
+					val |= V_CONMCTXT_CNGCHMAP(1 <<
+								   (i << 2));
+			}
+		}
+		ret = t4_set_params(adap, adap->mbox, adap->pf, 0, 1,
+				    &param, &val);
+		if (ret)
+			dev_warn(adap->pdev_dev, "Failed to set Congestion Manager Context for Ingress Queue %d: %d\n",
+				 iq->cntxt_id, -ret);
+	}
+
+	return 0;
+
+refill_fl_err:
+	t4_iq_free(adap, adap->mbox, adap->pf, 0, FW_IQ_TYPE_FL_INT_CAP,
+		   iq->cntxt_id, fl->cntxt_id, 0xffff);
+fl_nomem:
+	ret = -ENOMEM;
+err:
+	iq->cntxt_id = 0;
+	iq->abs_id = 0;
+	if (iq->desc)
+		iq->desc = NULL;
+
+	if (fl && fl->desc) {
+		rte_free(fl->sdesc);
+		fl->cntxt_id = 0;
+		fl->sdesc = NULL;
+		fl->desc = NULL;
+	}
+	return ret;
+}
+
+static void init_txq(struct adapter *adap, struct sge_txq *q, unsigned int id,
+		     unsigned int abs_id)
+{
+	q->cntxt_id = id;
+	q->abs_id = abs_id;
+	q->bar2_addr = bar2_address(adap, q->cntxt_id, T4_BAR2_QTYPE_EGRESS,
+				    &q->bar2_qid);
+	q->cidx = 0;
+	q->pidx = 0;
+	q->dbidx = 0;
+	q->in_use = 0;
+	q->equeidx = 0;
+	q->coalesce.idx = 0;
+	q->coalesce.len = 0;
+	q->coalesce.flits = 0;
+	q->last_coal_idx = 0;
+	q->last_pidx = 0;
+	q->stat = (void *)&q->desc[q->size];
+}
+
+int t4_sge_eth_txq_start(struct sge_eth_txq *txq)
+{
+	/*
+	 *  TODO: For flow-control, queue may be stopped waiting to reclaim
+	 *  credits.
+	 *  Ensure queue is in EQ_STOPPED state before starting it.
+	 */
+	if (!(txq->flags & EQ_STOPPED))
+		return -(EBUSY);
+
+	txq->flags &= ~EQ_STOPPED;
+
+	return 0;
+}
+
+int t4_sge_eth_txq_stop(struct sge_eth_txq *txq)
+{
+	txq->flags |= EQ_STOPPED;
+
+	return 0;
+}
+
+int t4_sge_alloc_eth_txq(struct adapter *adap, struct sge_eth_txq *txq,
+			 struct rte_eth_dev *eth_dev, uint16_t queue_id,
+			 unsigned int iqid, int socket_id)
+{
+	int ret, nentries;
+	struct fw_eq_eth_cmd c;
+	struct sge *s = &adap->sge;
+	struct port_info *pi = eth_dev->data->dev_private;
+	char z_name[RTE_MEMZONE_NAMESIZE];
+	char z_name_sw[RTE_MEMZONE_NAMESIZE];
+	u8 pciechan;
+
+	/* Add status entries */
+	nentries = txq->q.size + s->stat_len / sizeof(struct tx_desc);
+
+	snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
+			eth_dev->data->port_id, queue_id, "tx_ring");
+	snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
+
+	txq->q.desc = alloc_ring(txq->q.size, sizeof(struct tx_desc),
+				 sizeof(struct tx_sw_desc), &txq->q.phys_addr,
+				 &txq->q.sdesc, s->stat_len, queue_id,
+				 socket_id, z_name, z_name_sw);
+	if (!txq->q.desc)
+		return -ENOMEM;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = htonl(V_FW_CMD_OP(FW_EQ_ETH_CMD) | F_FW_CMD_REQUEST |
+			    F_FW_CMD_WRITE | F_FW_CMD_EXEC);
+	if (is_pf4(adap)) {
+		pciechan = pi->tx_chan;
+		c.op_to_vfn |= htonl(V_FW_EQ_ETH_CMD_PFN(adap->pf) |
+				     V_FW_EQ_ETH_CMD_VFN(0));
+	} else {
+		pciechan = pi->port_id;
+	}
+
+	c.alloc_to_len16 = htonl(F_FW_EQ_ETH_CMD_ALLOC |
+				 F_FW_EQ_ETH_CMD_EQSTART | (sizeof(c) / 16));
+	c.autoequiqe_to_viid = htonl(F_FW_EQ_ETH_CMD_AUTOEQUEQE |
+				     V_FW_EQ_ETH_CMD_VIID(pi->viid));
+	c.fetchszm_to_iqid =
+		htonl(V_FW_EQ_ETH_CMD_HOSTFCMODE(X_HOSTFCMODE_NONE) |
+		      V_FW_EQ_ETH_CMD_PCIECHN(pciechan) |
+		      F_FW_EQ_ETH_CMD_FETCHRO | V_FW_EQ_ETH_CMD_IQID(iqid));
+	c.dcaen_to_eqsize =
+		htonl(V_FW_EQ_ETH_CMD_FBMIN(X_FETCHBURSTMIN_64B) |
+		      V_FW_EQ_ETH_CMD_FBMAX(X_FETCHBURSTMAX_512B) |
+		      V_FW_EQ_ETH_CMD_EQSIZE(nentries));
+	c.eqaddr = rte_cpu_to_be_64(txq->q.phys_addr);
+
+	if (is_pf4(adap))
+		ret = t4_wr_mbox(adap, adap->mbox, &c, sizeof(c), &c);
+	else
+		ret = t4vf_wr_mbox(adap, &c, sizeof(c), &c);
+	if (ret) {
+		rte_free(txq->q.sdesc);
+		txq->q.sdesc = NULL;
+		txq->q.desc = NULL;
+		return ret;
+	}
+
+	init_txq(adap, &txq->q, G_FW_EQ_ETH_CMD_EQID(ntohl(c.eqid_pkd)),
+		 G_FW_EQ_ETH_CMD_PHYSEQID(ntohl(c.physeqid_pkd)));
+	txq->stats.tso = 0;
+	txq->stats.pkts = 0;
+	txq->stats.tx_cso = 0;
+	txq->stats.coal_wr = 0;
+	txq->stats.vlan_ins = 0;
+	txq->stats.tx_bytes = 0;
+	txq->stats.coal_pkts = 0;
+	txq->stats.mapping_err = 0;
+	txq->flags |= EQ_STOPPED;
+	txq->eth_dev = eth_dev;
+	txq->data = eth_dev->data;
+	t4_os_lock_init(&txq->txq_lock);
+	return 0;
+}
+
+int t4_sge_alloc_ctrl_txq(struct adapter *adap, struct sge_ctrl_txq *txq,
+			  struct rte_eth_dev *eth_dev, uint16_t queue_id,
+			  unsigned int iqid, int socket_id)
+{
+	int ret, nentries;
+	struct fw_eq_ctrl_cmd c;
+	struct sge *s = &adap->sge;
+	struct port_info *pi = eth_dev->data->dev_private;
+	char z_name[RTE_MEMZONE_NAMESIZE];
+	char z_name_sw[RTE_MEMZONE_NAMESIZE];
+
+	/* Add status entries */
+	nentries = txq->q.size + s->stat_len / sizeof(struct tx_desc);
+
+	snprintf(z_name, sizeof(z_name), "eth_p%d_q%d_%s",
+			eth_dev->data->port_id, queue_id, "ctrl_tx_ring");
+	snprintf(z_name_sw, sizeof(z_name_sw), "%s_sw_ring", z_name);
+
+	txq->q.desc = alloc_ring(txq->q.size, sizeof(struct tx_desc),
+				 0, &txq->q.phys_addr,
+				 NULL, 0, queue_id,
+				 socket_id, z_name, z_name_sw);
+	if (!txq->q.desc)
+		return -ENOMEM;
+
+	memset(&c, 0, sizeof(c));
+	c.op_to_vfn = htonl(V_FW_CMD_OP(FW_EQ_CTRL_CMD) | F_FW_CMD_REQUEST |
+			    F_FW_CMD_WRITE | F_FW_CMD_EXEC |
+			    V_FW_EQ_CTRL_CMD_PFN(adap->pf) |
+			    V_FW_EQ_CTRL_CMD_VFN(0));
+	c.alloc_to_len16 = htonl(F_FW_EQ_CTRL_CMD_ALLOC |
+				 F_FW_EQ_CTRL_CMD_EQSTART | (sizeof(c) / 16));
+	c.cmpliqid_eqid = htonl(V_FW_EQ_CTRL_CMD_CMPLIQID(0));
+	c.physeqid_pkd = htonl(0);
+	c.fetchszm_to_iqid =
+		htonl(V_FW_EQ_CTRL_CMD_HOSTFCMODE(X_HOSTFCMODE_NONE) |
+		      V_FW_EQ_CTRL_CMD_PCIECHN(pi->tx_chan) |
+		      F_FW_EQ_CTRL_CMD_FETCHRO | V_FW_EQ_CTRL_CMD_IQID(iqid));
+	c.dcaen_to_eqsize =
+		htonl(V_FW_EQ_CTRL_CMD_FBMIN(X_FETCHBURSTMIN_64B) |
+		      V_FW_EQ_CTRL_CMD_FBMAX(X_FETCHBURSTMAX_512B) |
+		      V_FW_EQ_CTRL_CMD_EQSIZE(nentries));
+	c.eqaddr = cpu_to_be64(txq->q.phys_addr);
+
+	ret = t4_wr_mbox(adap, adap->mbox, &c, sizeof(c), &c);
+	if (ret) {
+		txq->q.desc = NULL;
+		return ret;
+	}
+
+	init_txq(adap, &txq->q, G_FW_EQ_CTRL_CMD_EQID(ntohl(c.cmpliqid_eqid)),
+		 G_FW_EQ_CTRL_CMD_EQID(ntohl(c. physeqid_pkd)));
+	txq->adapter = adap;
+	txq->full = 0;
+	return 0;
+}
+
+static void free_txq(struct sge_txq *q)
+{
+	q->cntxt_id = 0;
+	q->sdesc = NULL;
+	q->desc = NULL;
+}
+
+static void free_rspq_fl(struct adapter *adap, struct sge_rspq *rq,
+			 struct sge_fl *fl)
+{
+	unsigned int fl_id = fl ? fl->cntxt_id : 0xffff;
+
+	t4_iq_free(adap, adap->mbox, adap->pf, 0, FW_IQ_TYPE_FL_INT_CAP,
+		   rq->cntxt_id, fl_id, 0xffff);
+	rq->cntxt_id = 0;
+	rq->abs_id = 0;
+	rq->desc = NULL;
+
+	if (fl) {
+		free_rx_bufs(fl, fl->avail);
+		rte_free(fl->sdesc);
+		fl->sdesc = NULL;
+		fl->cntxt_id = 0;
+		fl->desc = NULL;
+	}
+}
+
+/*
+ * Clear all queues of the port
+ *
+ * Note:  This function must only be called after rx and tx path
+ * of the port have been disabled.
+ */
+void t4_sge_eth_clear_queues(struct port_info *pi)
+{
+	int i;
+	struct adapter *adap = pi->adapter;
+	struct sge_eth_rxq *rxq = &adap->sge.ethrxq[pi->first_qset];
+	struct sge_eth_txq *txq = &adap->sge.ethtxq[pi->first_qset];
+
+	for (i = 0; i < pi->n_rx_qsets; i++, rxq++) {
+		if (rxq->rspq.desc)
+			t4_sge_eth_rxq_stop(adap, &rxq->rspq);
+	}
+	for (i = 0; i < pi->n_tx_qsets; i++, txq++) {
+		if (txq->q.desc) {
+			struct sge_txq *q = &txq->q;
+
+			t4_sge_eth_txq_stop(txq);
+			reclaim_completed_tx(q);
+			free_tx_desc(q, q->size);
+			q->equeidx = q->pidx;
+		}
+	}
+}
+
+void t4_sge_eth_rxq_release(struct adapter *adap, struct sge_eth_rxq *rxq)
+{
+	if (rxq->rspq.desc) {
+		t4_sge_eth_rxq_stop(adap, &rxq->rspq);
+		free_rspq_fl(adap, &rxq->rspq, rxq->fl.size ? &rxq->fl : NULL);
+	}
+}
+
+void t4_sge_eth_txq_release(struct adapter *adap, struct sge_eth_txq *txq)
+{
+	if (txq->q.desc) {
+		t4_sge_eth_txq_stop(txq);
+		reclaim_completed_tx(&txq->q);
+		t4_eth_eq_free(adap, adap->mbox, adap->pf, 0, txq->q.cntxt_id);
+		free_tx_desc(&txq->q, txq->q.size);
+		rte_free(txq->q.sdesc);
+		free_txq(&txq->q);
+	}
+}
+
+void t4_sge_tx_monitor_start(struct adapter *adap)
+{
+	rte_eal_alarm_set(50, tx_timer_cb, (void *)adap);
+}
+
+void t4_sge_tx_monitor_stop(struct adapter *adap)
+{
+	rte_eal_alarm_cancel(tx_timer_cb, (void *)adap);
+}
+
+/**
+ * t4_free_sge_resources - free SGE resources
+ * @adap: the adapter
+ *
+ * Frees resources used by the SGE queue sets.
+ */
+void t4_free_sge_resources(struct adapter *adap)
+{
+	unsigned int i;
+	struct sge_eth_rxq *rxq = &adap->sge.ethrxq[0];
+	struct sge_eth_txq *txq = &adap->sge.ethtxq[0];
+
+	/* clean up Ethernet Tx/Rx queues */
+	for (i = 0; i < adap->sge.max_ethqsets; i++, rxq++, txq++) {
+		/* Free only the queues allocated */
+		if (rxq->rspq.desc) {
+			t4_sge_eth_rxq_release(adap, rxq);
+			rxq->rspq.eth_dev = NULL;
+		}
+		if (txq->q.desc) {
+			t4_sge_eth_txq_release(adap, txq);
+			txq->eth_dev = NULL;
+		}
+	}
+
+	/* clean up control Tx queues */
+	for (i = 0; i < ARRAY_SIZE(adap->sge.ctrlq); i++) {
+		struct sge_ctrl_txq *cq = &adap->sge.ctrlq[i];
+
+		if (cq->q.desc) {
+			reclaim_completed_tx_imm(&cq->q);
+			t4_ctrl_eq_free(adap, adap->mbox, adap->pf, 0,
+					cq->q.cntxt_id);
+			free_txq(&cq->q);
+		}
+	}
+
+	if (adap->sge.fw_evtq.desc)
+		free_rspq_fl(adap, &adap->sge.fw_evtq, NULL);
+}
+
+/**
+ * t4_sge_init - initialize SGE
+ * @adap: the adapter
+ *
+ * Performs SGE initialization needed every time after a chip reset.
+ * We do not initialize any of the queues here, instead the driver
+ * top-level must request those individually.
+ *
+ * Called in two different modes:
+ *
+ *  1. Perform actual hardware initialization and record hard-coded
+ *     parameters which were used.  This gets used when we're the
+ *     Master PF and the Firmware Configuration File support didn't
+ *     work for some reason.
+ *
+ *  2. We're not the Master PF or initialization was performed with
+ *     a Firmware Configuration File.  In this case we need to grab
+ *     any of the SGE operating parameters that we need to have in
+ *     order to do our job and make sure we can live with them ...
+ */
+static int t4_sge_init_soft(struct adapter *adap)
+{
+	struct sge *s = &adap->sge;
+	u32 fl_small_pg, fl_large_pg, fl_small_mtu, fl_large_mtu;
+	u32 timer_value_0_and_1, timer_value_2_and_3, timer_value_4_and_5;
+	u32 ingress_rx_threshold;
+
+	/*
+	 * Verify that CPL messages are going to the Ingress Queue for
+	 * process_responses() and that only packet data is going to the
+	 * Free Lists.
+	 */
+	if ((t4_read_reg(adap, A_SGE_CONTROL) & F_RXPKTCPLMODE) !=
+	    V_RXPKTCPLMODE(X_RXPKTCPLMODE_SPLIT)) {
+		dev_err(adap, "bad SGE CPL MODE\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * Validate the Host Buffer Register Array indices that we want to
+	 * use ...
+	 *
+	 * XXX Note that we should really read through the Host Buffer Size
+	 * XXX register array and find the indices of the Buffer Sizes which
+	 * XXX meet our needs!
+	 */
+#define READ_FL_BUF(x) \
+	t4_read_reg(adap, A_SGE_FL_BUFFER_SIZE0 + (x) * sizeof(u32))
+
+	fl_small_pg = READ_FL_BUF(RX_SMALL_PG_BUF);
+	fl_large_pg = READ_FL_BUF(RX_LARGE_PG_BUF);
+	fl_small_mtu = READ_FL_BUF(RX_SMALL_MTU_BUF);
+	fl_large_mtu = READ_FL_BUF(RX_LARGE_MTU_BUF);
+
+	/*
+	 * We only bother using the Large Page logic if the Large Page Buffer
+	 * is larger than our Page Size Buffer.
+	 */
+	if (fl_large_pg <= fl_small_pg)
+		fl_large_pg = 0;
+
+#undef READ_FL_BUF
+
+	/*
+	 * The Page Size Buffer must be exactly equal to our Page Size and the
+	 * Large Page Size Buffer should be 0 (per above) or a power of 2.
+	 */
+	if (fl_small_pg != CXGBE_PAGE_SIZE ||
+	    (fl_large_pg & (fl_large_pg - 1)) != 0) {
+		dev_err(adap, "bad SGE FL page buffer sizes [%d, %d]\n",
+			fl_small_pg, fl_large_pg);
+		return -EINVAL;
+	}
+	if (fl_large_pg)
+		s->fl_pg_order = ilog2(fl_large_pg) - PAGE_SHIFT;
+
+	if (adap->use_unpacked_mode) {
+		int err = 0;
+
+		if (fl_small_mtu < FL_MTU_SMALL_BUFSIZE(adap)) {
+			dev_err(adap, "bad SGE FL small MTU %d\n",
+				fl_small_mtu);
+			err = -EINVAL;
+		}
+		if (fl_large_mtu < FL_MTU_LARGE_BUFSIZE(adap)) {
+			dev_err(adap, "bad SGE FL large MTU %d\n",
+				fl_large_mtu);
+			err = -EINVAL;
+		}
+		if (err)
+			return err;
+	}
+
+	/*
+	 * Retrieve our RX interrupt holdoff timer values and counter
+	 * threshold values from the SGE parameters.
+	 */
+	timer_value_0_and_1 = t4_read_reg(adap, A_SGE_TIMER_VALUE_0_AND_1);
+	timer_value_2_and_3 = t4_read_reg(adap, A_SGE_TIMER_VALUE_2_AND_3);
+	timer_value_4_and_5 = t4_read_reg(adap, A_SGE_TIMER_VALUE_4_AND_5);
+	s->timer_val[0] = core_ticks_to_us(adap,
+					   G_TIMERVALUE0(timer_value_0_and_1));
+	s->timer_val[1] = core_ticks_to_us(adap,
+					   G_TIMERVALUE1(timer_value_0_and_1));
+	s->timer_val[2] = core_ticks_to_us(adap,
+					   G_TIMERVALUE2(timer_value_2_and_3));
+	s->timer_val[3] = core_ticks_to_us(adap,
+					   G_TIMERVALUE3(timer_value_2_and_3));
+	s->timer_val[4] = core_ticks_to_us(adap,
+					   G_TIMERVALUE4(timer_value_4_and_5));
+	s->timer_val[5] = core_ticks_to_us(adap,
+					   G_TIMERVALUE5(timer_value_4_and_5));
+
+	ingress_rx_threshold = t4_read_reg(adap, A_SGE_INGRESS_RX_THRESHOLD);
+	s->counter_val[0] = G_THRESHOLD_0(ingress_rx_threshold);
+	s->counter_val[1] = G_THRESHOLD_1(ingress_rx_threshold);
+	s->counter_val[2] = G_THRESHOLD_2(ingress_rx_threshold);
+	s->counter_val[3] = G_THRESHOLD_3(ingress_rx_threshold);
+
+	return 0;
+}
+
+int t4_sge_init(struct adapter *adap)
+{
+	struct sge *s = &adap->sge;
+	u32 sge_control, sge_conm_ctrl;
+	int ret, egress_threshold;
+
+	/*
+	 * Ingress Padding Boundary and Egress Status Page Size are set up by
+	 * t4_fixup_host_params().
+	 */
+	sge_control = t4_read_reg(adap, A_SGE_CONTROL);
+	s->pktshift = G_PKTSHIFT(sge_control);
+	s->stat_len = (sge_control & F_EGRSTATUSPAGESIZE) ? 128 : 64;
+	s->fl_align = t4_fl_pkt_align(adap);
+	ret = t4_sge_init_soft(adap);
+	if (ret < 0) {
+		dev_err(adap, "%s: t4_sge_init_soft failed, error %d\n",
+			__func__, -ret);
+		return ret;
+	}
+
+	/*
+	 * A FL with <= fl_starve_thres buffers is starving and a periodic
+	 * timer will attempt to refill it.  This needs to be larger than the
+	 * SGE's Egress Congestion Threshold.  If it isn't, then we can get
+	 * stuck waiting for new packets while the SGE is waiting for us to
+	 * give it more Free List entries.  (Note that the SGE's Egress
+	 * Congestion Threshold is in units of 2 Free List pointers.)  For T4,
+	 * there was only a single field to control this.  For T5 there's the
+	 * original field which now only applies to Unpacked Mode Free List
+	 * buffers and a new field which only applies to Packed Mode Free List
+	 * buffers.
+	 */
+	sge_conm_ctrl = t4_read_reg(adap, A_SGE_CONM_CTRL);
+	if (is_t4(adap->params.chip) || adap->use_unpacked_mode)
+		egress_threshold = G_EGRTHRESHOLD(sge_conm_ctrl);
+	else
+		egress_threshold = G_EGRTHRESHOLDPACKING(sge_conm_ctrl);
+	s->fl_starve_thres = 2 * egress_threshold + 1;
+
+	return 0;
+}
+
+int t4vf_sge_init(struct adapter *adap)
+{
+	struct sge_params *sge_params = &adap->params.sge;
+	u32 sge_ingress_queues_per_page;
+	u32 sge_egress_queues_per_page;
+	u32 sge_control, sge_control2;
+	u32 fl_small_pg, fl_large_pg;
+	u32 sge_ingress_rx_threshold;
+	u32 sge_timer_value_0_and_1;
+	u32 sge_timer_value_2_and_3;
+	u32 sge_timer_value_4_and_5;
+	u32 sge_congestion_control;
+	struct sge *s = &adap->sge;
+	unsigned int s_hps, s_qpp;
+	u32 sge_host_page_size;
+	u32 params[7], vals[7];
+	int v;
+
+	/* query basic params from fw */
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_CONTROL));
+	params[1] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_HOST_PAGE_SIZE));
+	params[2] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_FL_BUFFER_SIZE0));
+	params[3] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_FL_BUFFER_SIZE1));
+	params[4] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_TIMER_VALUE_0_AND_1));
+	params[5] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_TIMER_VALUE_2_AND_3));
+	params[6] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_TIMER_VALUE_4_AND_5));
+	v = t4vf_query_params(adap, 7, params, vals);
+	if (v != FW_SUCCESS)
+		return v;
+
+	sge_control = vals[0];
+	sge_host_page_size = vals[1];
+	fl_small_pg = vals[2];
+	fl_large_pg = vals[3];
+	sge_timer_value_0_and_1 = vals[4];
+	sge_timer_value_2_and_3 = vals[5];
+	sge_timer_value_4_and_5 = vals[6];
+
+	/*
+	 * Start by vetting the basic SGE parameters which have been set up by
+	 * the Physical Function Driver.
+	 */
+
+	/* We only bother using the Large Page logic if the Large Page Buffer
+	 * is larger than our Page Size Buffer.
+	 */
+	if (fl_large_pg <= fl_small_pg)
+		fl_large_pg = 0;
+
+	/* The Page Size Buffer must be exactly equal to our Page Size and the
+	 * Large Page Size Buffer should be 0 (per above) or a power of 2.
+	 */
+	if (fl_small_pg != CXGBE_PAGE_SIZE ||
+	    (fl_large_pg & (fl_large_pg - 1)) != 0) {
+		dev_err(adapter->pdev_dev, "bad SGE FL buffer sizes [%d, %d]\n",
+			fl_small_pg, fl_large_pg);
+		return -EINVAL;
+	}
+
+	if ((sge_control & F_RXPKTCPLMODE) !=
+	    V_RXPKTCPLMODE(X_RXPKTCPLMODE_SPLIT)) {
+		dev_err(adapter->pdev_dev, "bad SGE CPL MODE\n");
+		return -EINVAL;
+	}
+
+
+	/* Grab ingress packing boundary from SGE_CONTROL2 for */
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_CONTROL2));
+	v = t4vf_query_params(adap, 1, params, vals);
+	if (v != FW_SUCCESS) {
+		dev_err(adapter, "Unable to get SGE Control2; "
+			"probably old firmware.\n");
+		return v;
+	}
+	sge_control2 = vals[0];
+
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_INGRESS_RX_THRESHOLD));
+	params[1] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_CONM_CTRL));
+	v = t4vf_query_params(adap, 2, params, vals);
+	if (v != FW_SUCCESS)
+		return v;
+	sge_ingress_rx_threshold = vals[0];
+	sge_congestion_control = vals[1];
+	params[0] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_EGRESS_QUEUES_PER_PAGE_VF));
+	params[1] = (V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_REG) |
+		     V_FW_PARAMS_PARAM_XYZ(A_SGE_INGRESS_QUEUES_PER_PAGE_VF));
+	v = t4vf_query_params(adap, 2, params, vals);
+	if (v != FW_SUCCESS) {
+		dev_warn(adap, "Unable to get VF SGE Queues/Page; "
+			 "probably old firmware.\n");
+		return v;
+	}
+	sge_egress_queues_per_page = vals[0];
+	sge_ingress_queues_per_page = vals[1];
+
+	/*
+	 * We need the Queues/Page for our VF.  This is based on the
+	 * PF from which we're instantiated and is indexed in the
+	 * register we just read.
+	 */
+	s_hps = (S_HOSTPAGESIZEPF0 +
+		 (S_HOSTPAGESIZEPF1 - S_HOSTPAGESIZEPF0) * adap->pf);
+	sge_params->hps =
+		((sge_host_page_size >> s_hps) & M_HOSTPAGESIZEPF0);
+
+	s_qpp = (S_QUEUESPERPAGEPF0 +
+		 (S_QUEUESPERPAGEPF1 - S_QUEUESPERPAGEPF0) * adap->pf);
+	sge_params->eq_qpp =
+		((sge_egress_queues_per_page >> s_qpp)
+		 & M_QUEUESPERPAGEPF0);
+	sge_params->iq_qpp =
+		((sge_ingress_queues_per_page >> s_qpp)
+		 & M_QUEUESPERPAGEPF0);
+
+	/*
+	 * Now translate the queried parameters into our internal forms.
+	 */
+	if (fl_large_pg)
+		s->fl_pg_order = ilog2(fl_large_pg) - PAGE_SHIFT;
+	s->stat_len = ((sge_control & F_EGRSTATUSPAGESIZE)
+			? 128 : 64);
+	s->pktshift = G_PKTSHIFT(sge_control);
+	s->fl_align = t4vf_fl_pkt_align(adap, sge_control, sge_control2);
+
+	/*
+	 * A FL with <= fl_starve_thres buffers is starving and a periodic
+	 * timer will attempt to refill it.  This needs to be larger than the
+	 * SGE's Egress Congestion Threshold.  If it isn't, then we can get
+	 * stuck waiting for new packets while the SGE is waiting for us to
+	 * give it more Free List entries.  (Note that the SGE's Egress
+	 * Congestion Threshold is in units of 2 Free List pointers.)
+	 */
+	switch (CHELSIO_CHIP_VERSION(adap->params.chip)) {
+	case CHELSIO_T5:
+		s->fl_starve_thres =
+			G_EGRTHRESHOLDPACKING(sge_congestion_control);
+		break;
+	case CHELSIO_T6:
+	default:
+		s->fl_starve_thres =
+			G_T6_EGRTHRESHOLDPACKING(sge_congestion_control);
+		break;
+	}
+	s->fl_starve_thres = s->fl_starve_thres * 2 + 1;
+
+	/*
+	 * Save RX interrupt holdoff timer values and counter
+	 * threshold values from the SGE parameters.
+	 */
+	s->timer_val[0] = core_ticks_to_us(adap,
+			G_TIMERVALUE0(sge_timer_value_0_and_1));
+	s->timer_val[1] = core_ticks_to_us(adap,
+			G_TIMERVALUE1(sge_timer_value_0_and_1));
+	s->timer_val[2] = core_ticks_to_us(adap,
+			G_TIMERVALUE2(sge_timer_value_2_and_3));
+	s->timer_val[3] = core_ticks_to_us(adap,
+			G_TIMERVALUE3(sge_timer_value_2_and_3));
+	s->timer_val[4] = core_ticks_to_us(adap,
+			G_TIMERVALUE4(sge_timer_value_4_and_5));
+	s->timer_val[5] = core_ticks_to_us(adap,
+			G_TIMERVALUE5(sge_timer_value_4_and_5));
+	s->counter_val[0] = G_THRESHOLD_0(sge_ingress_rx_threshold);
+	s->counter_val[1] = G_THRESHOLD_1(sge_ingress_rx_threshold);
+	s->counter_val[2] = G_THRESHOLD_2(sge_ingress_rx_threshold);
+	s->counter_val[3] = G_THRESHOLD_3(sge_ingress_rx_threshold);
+	return 0;
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/smt.c b/src/spdk/dpdk/drivers/net/cxgbe/smt.c
new file mode 100644
index 000000000..e8f38676e
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/smt.c
@@ -0,0 +1,230 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2020 Chelsio Communications.
+ * All rights reserved.
+ */
+
+#include "base/common.h"
+#include "smt.h"
+
+void cxgbe_do_smt_write_rpl(struct adapter *adap,
+			    const struct cpl_smt_write_rpl *rpl)
+{
+	unsigned int smtidx = G_TID_TID(GET_TID(rpl));
+	struct smt_data *s = adap->smt;
+
+	if (unlikely(rpl->status != CPL_ERR_NONE)) {
+		struct smt_entry *e = &s->smtab[smtidx];
+
+		dev_err(adap,
+			"Unexpected SMT_WRITE_RPL status %u for entry %u\n",
+			rpl->status, smtidx);
+		t4_os_lock(&e->lock);
+		e->state = SMT_STATE_ERROR;
+		t4_os_unlock(&e->lock);
+	}
+}
+
+static int write_smt_entry(struct rte_eth_dev *dev, struct smt_entry *e)
+{
+	unsigned int port_id = ethdev2pinfo(dev)->port_id;
+	struct adapter *adap = ethdev2adap(dev);
+	struct cpl_t6_smt_write_req *t6req;
+	struct smt_data *s = adap->smt;
+	struct cpl_smt_write_req *req;
+	struct sge_ctrl_txq *ctrlq;
+	struct rte_mbuf *mbuf;
+	u8 row;
+
+	ctrlq = &adap->sge.ctrlq[port_id];
+	mbuf = rte_pktmbuf_alloc(ctrlq->mb_pool);
+	if (!mbuf)
+		return -ENOMEM;
+
+	if (CHELSIO_CHIP_VERSION(adap->params.chip) <= CHELSIO_T5) {
+		mbuf->data_len = sizeof(*req);
+		mbuf->pkt_len = mbuf->data_len;
+
+		/* Source MAC Table (SMT) contains 256 SMAC entries
+		 * organized in 128 rows of 2 entries each.
+		 */
+		req = rte_pktmbuf_mtod(mbuf, struct cpl_smt_write_req *);
+		INIT_TP_WR(req, 0);
+
+		/* Each row contains an SMAC pair.
+		 * LSB selects the SMAC entry within a row
+		 */
+		if (e->idx & 1) {
+			req->pfvf1 = 0x0;
+			rte_memcpy(req->src_mac1, e->src_mac,
+				   RTE_ETHER_ADDR_LEN);
+
+			/* fill pfvf0/src_mac0 with entry
+			 * at prev index from smt-tab.
+			 */
+			req->pfvf0 = 0x0;
+			rte_memcpy(req->src_mac0, s->smtab[e->idx - 1].src_mac,
+				   RTE_ETHER_ADDR_LEN);
+		} else {
+			req->pfvf0 = 0x0;
+			rte_memcpy(req->src_mac0, e->src_mac,
+				   RTE_ETHER_ADDR_LEN);
+
+			/* fill pfvf1/src_mac1 with entry
+			 * at next index from smt-tab
+			 */
+			req->pfvf1 = 0x0;
+			rte_memcpy(req->src_mac1, s->smtab[e->idx + 1].src_mac,
+				   RTE_ETHER_ADDR_LEN);
+		}
+		row = (e->hw_idx >> 1);
+	} else {
+		mbuf->data_len = sizeof(*t6req);
+		mbuf->pkt_len = mbuf->data_len;
+
+		/* Source MAC Table (SMT) contains 256 SMAC entries */
+		t6req = rte_pktmbuf_mtod(mbuf, struct cpl_t6_smt_write_req *);
+		INIT_TP_WR(t6req, 0);
+
+		/* fill pfvf0/src_mac0 from smt-tab */
+		t6req->pfvf0 = 0x0;
+		rte_memcpy(t6req->src_mac0, s->smtab[e->idx].src_mac,
+			   RTE_ETHER_ADDR_LEN);
+		row = e->hw_idx;
+		req = (struct cpl_smt_write_req *)t6req;
+	}
+
+	OPCODE_TID(req) =
+		cpu_to_be32(MK_OPCODE_TID(CPL_SMT_WRITE_REQ,
+					  e->hw_idx |
+					  V_TID_QID(adap->sge.fw_evtq.abs_id)));
+
+	req->params = cpu_to_be32(V_SMTW_NORPL(0) |
+				  V_SMTW_IDX(row) |
+				  V_SMTW_OVLAN_IDX(0));
+	t4_mgmt_tx(ctrlq, mbuf);
+
+	return 0;
+}
+
+/**
+ * find_or_alloc_smte - Find/Allocate a free SMT entry
+ * @s: SMT table
+ * @smac: Source MAC address to compare/add
+ * Returns pointer to the SMT entry found/created
+ *
+ * Finds/Allocates an SMT entry to be used by switching rule of a filter.
+ */
+static struct smt_entry *find_or_alloc_smte(struct smt_data *s, u8 *smac)
+{
+	struct smt_entry *e, *end, *first_free = NULL;
+
+	for (e = &s->smtab[0], end = &s->smtab[s->smt_size]; e != end; ++e) {
+		if (!rte_atomic32_read(&e->refcnt)) {
+			if (!first_free)
+				first_free = e;
+		} else {
+			if (e->state == SMT_STATE_SWITCHING) {
+				/* This entry is actually in use. See if we can
+				 * re-use it ?
+				 */
+				if (!memcmp(e->src_mac, smac,
+					    RTE_ETHER_ADDR_LEN))
+					goto found;
+			}
+		}
+	}
+
+	if (!first_free)
+		return NULL;
+
+	e = first_free;
+	e->state = SMT_STATE_UNUSED;
+
+found:
+	return e;
+}
+
+static struct smt_entry *t4_smt_alloc_switching(struct rte_eth_dev *dev,
+						u16 pfvf, u8 *smac)
+{
+	struct adapter *adap = ethdev2adap(dev);
+	struct smt_data *s = adap->smt;
+	struct smt_entry *e;
+	int ret;
+
+	t4_os_write_lock(&s->lock);
+	e = find_or_alloc_smte(s, smac);
+	if (e) {
+		t4_os_lock(&e->lock);
+		if (!rte_atomic32_read(&e->refcnt)) {
+			e->pfvf = pfvf;
+			rte_memcpy(e->src_mac, smac, RTE_ETHER_ADDR_LEN);
+			ret = write_smt_entry(dev, e);
+			if (ret) {
+				e->pfvf = 0;
+				memset(e->src_mac, 0, RTE_ETHER_ADDR_LEN);
+				t4_os_unlock(&e->lock);
+				e = NULL;
+				goto out_write_unlock;
+			}
+			e->state = SMT_STATE_SWITCHING;
+			rte_atomic32_set(&e->refcnt, 1);
+		} else {
+			rte_atomic32_inc(&e->refcnt);
+		}
+		t4_os_unlock(&e->lock);
+	}
+
+out_write_unlock:
+	t4_os_write_unlock(&s->lock);
+	return e;
+}
+
+/**
+ * cxgbe_smt_alloc_switching - Allocate an SMT entry for switching rule
+ * @dev: rte_eth_dev pointer
+ * @smac: MAC address to add to SMT
+ * Returns pointer to the SMT entry created
+ *
+ * Allocates an SMT entry to be used by switching rule of a filter.
+ */
+struct smt_entry *cxgbe_smt_alloc_switching(struct rte_eth_dev *dev, u8 *smac)
+{
+	return t4_smt_alloc_switching(dev, 0x0, smac);
+}
+
+/**
+ * Initialize Source MAC Table
+ */
+struct smt_data *t4_init_smt(u32 smt_start_idx, u32 smt_size)
+{
+	struct smt_data *s;
+	u32 i;
+
+	s = t4_alloc_mem(sizeof(*s) + smt_size * sizeof(struct smt_entry));
+	if (!s)
+		return NULL;
+
+	s->smt_start = smt_start_idx;
+	s->smt_size = smt_size;
+	t4_os_rwlock_init(&s->lock);
+
+	for (i = 0; i < s->smt_size; ++i) {
+		s->smtab[i].idx = i;
+		s->smtab[i].hw_idx = smt_start_idx + i;
+		s->smtab[i].state = SMT_STATE_UNUSED;
+		memset(&s->smtab[i].src_mac, 0, RTE_ETHER_ADDR_LEN);
+		t4_os_lock_init(&s->smtab[i].lock);
+		rte_atomic32_set(&s->smtab[i].refcnt, 0);
+	}
+	return s;
+}
+
+/**
+ * Cleanup Source MAC Table
+ */
+void t4_cleanup_smt(struct adapter *adap)
+{
+	if (adap->smt)
+		t4_os_free(adap->smt);
+}
diff --git a/src/spdk/dpdk/drivers/net/cxgbe/smt.h b/src/spdk/dpdk/drivers/net/cxgbe/smt.h
new file mode 100644
index 000000000..be1fab8ba
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/cxgbe/smt.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2020 Chelsio Communications.
+ * All rights reserved.
+ */
+#ifndef __CXGBE_SMT_H_
+#define __CXGBE_SMT_H_
+
+#include "base/t4_msg.h"
+
+enum {
+	SMT_STATE_SWITCHING,
+	SMT_STATE_UNUSED,
+	SMT_STATE_ERROR
+};
+
+enum {
+	SMT_SIZE = 256
+};
+
+struct smt_entry {
+	u16 state;
+	u16 idx;
+	u16 pfvf;
+	u16 hw_idx;
+	u8 src_mac[RTE_ETHER_ADDR_LEN];
+	rte_atomic32_t refcnt;
+	rte_spinlock_t lock;
+};
+
+struct smt_data {
+	unsigned int smt_size;
+	unsigned int smt_start;
+	rte_rwlock_t lock;
+	struct smt_entry smtab[0];
+};
+
+struct smt_data *t4_init_smt(u32 smt_start_idx, u32 smt_size);
+void t4_cleanup_smt(struct adapter *adap);
+void cxgbe_do_smt_write_rpl(struct adapter *adap,
+			    const struct cpl_smt_write_rpl *rpl);
+struct smt_entry *cxgbe_smt_alloc_switching(struct rte_eth_dev *dev, u8 *smac);
+
+#endif  /* __CXGBE_SMT_H_ */
+