Adding upstream version 6.1.76.upstream/6.1.76upstream

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

1 files changed, 847 insertions, 0 deletions

diff --git a/drivers/net/ethernet/brocade/bna/bfi_enet.h b/drivers/net/ethernet/brocade/bna/bfi_enet.h
new file mode 100644
index 000000000..112aadf49
--- /dev/null
+++ b/drivers/net/ethernet/brocade/bna/bfi_enet.h
@@ -0,0 +1,847 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Linux network driver for QLogic BR-series Converged Network Adapter.
+ */
+/*
+ * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
+ * Copyright (c) 2014-2015 QLogic Corporation
+ * All rights reserved
+ * www.qlogic.com
+ */
+
+/* BNA Hardware and Firmware Interface */
+
+/* Skipping statistics collection to avoid clutter.
+ * Command is no longer needed:
+ *	MTU
+ *	TxQ Stop
+ *	RxQ Stop
+ *	RxF Enable/Disable
+ *
+ * HDS-off request is dynamic
+ * keep structures as multiple of 32-bit fields for alignment.
+ * All values must be written in big-endian.
+ */
+#ifndef __BFI_ENET_H__
+#define __BFI_ENET_H__
+
+#include "bfa_defs.h"
+#include "bfi.h"
+
+#define BFI_ENET_CFG_MAX		32	/* Max resources per PF */
+
+#define BFI_ENET_TXQ_PRIO_MAX		8
+#define BFI_ENET_RX_QSET_MAX		16
+#define BFI_ENET_TXQ_WI_VECT_MAX	4
+
+#define BFI_ENET_VLAN_ID_MAX		4096
+#define BFI_ENET_VLAN_BLOCK_SIZE	512	/* in bits */
+#define BFI_ENET_VLAN_BLOCKS_MAX					\
+	(BFI_ENET_VLAN_ID_MAX / BFI_ENET_VLAN_BLOCK_SIZE)
+#define BFI_ENET_VLAN_WORD_SIZE		32	/* in bits */
+#define BFI_ENET_VLAN_WORDS_MAX						\
+	(BFI_ENET_VLAN_BLOCK_SIZE / BFI_ENET_VLAN_WORD_SIZE)
+
+#define BFI_ENET_RSS_RIT_MAX		64	/* entries */
+#define BFI_ENET_RSS_KEY_LEN		10	/* 32-bit words */
+
+union bfi_addr_be_u {
+	struct {
+		u32	addr_hi;	/* Most Significant 32-bits */
+		u32	addr_lo;	/* Least Significant 32-Bits */
+	} __packed a32;
+} __packed;
+
+/*	T X   Q U E U E   D E F I N E S      */
+/* TxQ Vector (a.k.a. Tx-Buffer Descriptor) */
+/* TxQ Entry Opcodes */
+#define BFI_ENET_TXQ_WI_SEND		(0x402)	/* Single Frame Transmission */
+#define BFI_ENET_TXQ_WI_SEND_LSO	(0x403)	/* Multi-Frame Transmission */
+#define BFI_ENET_TXQ_WI_EXTENSION	(0x104)	/* Extension WI */
+
+/* TxQ Entry Control Flags */
+#define BFI_ENET_TXQ_WI_CF_FCOE_CRC	BIT(8)
+#define BFI_ENET_TXQ_WI_CF_IPID_MODE	BIT(5)
+#define BFI_ENET_TXQ_WI_CF_INS_PRIO	BIT(4)
+#define BFI_ENET_TXQ_WI_CF_INS_VLAN	BIT(3)
+#define BFI_ENET_TXQ_WI_CF_UDP_CKSUM	BIT(2)
+#define BFI_ENET_TXQ_WI_CF_TCP_CKSUM	BIT(1)
+#define BFI_ENET_TXQ_WI_CF_IP_CKSUM	BIT(0)
+
+struct bfi_enet_txq_wi_base {
+	u8			reserved;
+	u8			num_vectors;	/* number of vectors present */
+	u16			opcode;
+			/* BFI_ENET_TXQ_WI_SEND or BFI_ENET_TXQ_WI_SEND_LSO */
+	u16			flags;		/* OR of all the flags */
+	u16			l4_hdr_size_n_offset;
+	u16			vlan_tag;
+	u16			lso_mss;	/* Only 14 LSB are valid */
+	u32			frame_length;	/* Only 24 LSB are valid */
+} __packed;
+
+struct bfi_enet_txq_wi_ext {
+	u16			reserved;
+	u16			opcode;		/* BFI_ENET_TXQ_WI_EXTENSION */
+	u32			reserved2[3];
+} __packed;
+
+struct bfi_enet_txq_wi_vector {			/* Tx Buffer Descriptor */
+	u16			reserved;
+	u16			length;		/* Only 14 LSB are valid */
+	union bfi_addr_be_u	addr;
+} __packed;
+
+/*  TxQ Entry Structure  */
+struct bfi_enet_txq_entry {
+	union {
+		struct bfi_enet_txq_wi_base	base;
+		struct bfi_enet_txq_wi_ext	ext;
+	} __packed wi;
+	struct bfi_enet_txq_wi_vector vector[BFI_ENET_TXQ_WI_VECT_MAX];
+} __packed;
+
+#define wi_hdr		wi.base
+#define wi_ext_hdr	wi.ext
+
+#define BFI_ENET_TXQ_WI_L4_HDR_N_OFFSET(_hdr_size, _offset) \
+		(((_hdr_size) << 10) | ((_offset) & 0x3FF))
+
+/*   R X   Q U E U E   D E F I N E S   */
+struct bfi_enet_rxq_entry {
+	union bfi_addr_be_u  rx_buffer;
+} __packed;
+
+/*   R X   C O M P L E T I O N   Q U E U E   D E F I N E S   */
+/* CQ Entry Flags */
+#define BFI_ENET_CQ_EF_MAC_ERROR	BIT(0)
+#define BFI_ENET_CQ_EF_FCS_ERROR	BIT(1)
+#define BFI_ENET_CQ_EF_TOO_LONG		BIT(2)
+#define BFI_ENET_CQ_EF_FC_CRC_OK	BIT(3)
+
+#define BFI_ENET_CQ_EF_RSVD1		BIT(4)
+#define BFI_ENET_CQ_EF_L4_CKSUM_OK	BIT(5)
+#define BFI_ENET_CQ_EF_L3_CKSUM_OK	BIT(6)
+#define BFI_ENET_CQ_EF_HDS_HEADER	BIT(7)
+
+#define BFI_ENET_CQ_EF_UDP		BIT(8)
+#define BFI_ENET_CQ_EF_TCP		BIT(9)
+#define BFI_ENET_CQ_EF_IP_OPTIONS	BIT(10)
+#define BFI_ENET_CQ_EF_IPV6		BIT(11)
+
+#define BFI_ENET_CQ_EF_IPV4		BIT(12)
+#define BFI_ENET_CQ_EF_VLAN		BIT(13)
+#define BFI_ENET_CQ_EF_RSS		BIT(14)
+#define BFI_ENET_CQ_EF_RSVD2		BIT(15)
+
+#define BFI_ENET_CQ_EF_MCAST_MATCH	BIT(16)
+#define BFI_ENET_CQ_EF_MCAST		BIT(17)
+#define BFI_ENET_CQ_EF_BCAST		BIT(18)
+#define BFI_ENET_CQ_EF_REMOTE		BIT(19)
+
+#define BFI_ENET_CQ_EF_LOCAL		BIT(20)
+
+/* CQ Entry Structure */
+struct bfi_enet_cq_entry {
+	u32 flags;
+	u16	vlan_tag;
+	u16	length;
+	u32	rss_hash;
+	u8	valid;
+	u8	reserved1;
+	u8	reserved2;
+	u8	rxq_id;
+} __packed;
+
+/*   E N E T   C O N T R O L   P A T H   C O M M A N D S   */
+struct bfi_enet_q {
+	union bfi_addr_u	pg_tbl;
+	union bfi_addr_u	first_entry;
+	u16		pages;	/* # of pages */
+	u16		page_sz;
+} __packed;
+
+struct bfi_enet_txq {
+	struct bfi_enet_q	q;
+	u8			priority;
+	u8			rsvd[3];
+} __packed;
+
+struct bfi_enet_rxq {
+	struct bfi_enet_q	q;
+	u16		rx_buffer_size;
+	u16		rsvd;
+} __packed;
+
+struct bfi_enet_cq {
+	struct bfi_enet_q	q;
+} __packed;
+
+struct bfi_enet_ib_cfg {
+	u8		int_pkt_dma;
+	u8		int_enabled;
+	u8		int_pkt_enabled;
+	u8		continuous_coalescing;
+	u8		msix;
+	u8		rsvd[3];
+	u32	coalescing_timeout;
+	u32	inter_pkt_timeout;
+	u8		inter_pkt_count;
+	u8		rsvd1[3];
+} __packed;
+
+struct bfi_enet_ib {
+	union bfi_addr_u	index_addr;
+	union {
+		u16	msix_index;
+		u16	intx_bitmask;
+	} __packed intr;
+	u16		rsvd;
+} __packed;
+
+/* ENET command messages */
+enum bfi_enet_h2i_msgs {
+	/* Rx Commands */
+	BFI_ENET_H2I_RX_CFG_SET_REQ = 1,
+	BFI_ENET_H2I_RX_CFG_CLR_REQ = 2,
+
+	BFI_ENET_H2I_RIT_CFG_REQ = 3,
+	BFI_ENET_H2I_RSS_CFG_REQ = 4,
+	BFI_ENET_H2I_RSS_ENABLE_REQ = 5,
+	BFI_ENET_H2I_RX_PROMISCUOUS_REQ = 6,
+	BFI_ENET_H2I_RX_DEFAULT_REQ = 7,
+
+	BFI_ENET_H2I_MAC_UCAST_SET_REQ = 8,
+	BFI_ENET_H2I_MAC_UCAST_CLR_REQ = 9,
+	BFI_ENET_H2I_MAC_UCAST_ADD_REQ = 10,
+	BFI_ENET_H2I_MAC_UCAST_DEL_REQ = 11,
+
+	BFI_ENET_H2I_MAC_MCAST_ADD_REQ = 12,
+	BFI_ENET_H2I_MAC_MCAST_DEL_REQ = 13,
+	BFI_ENET_H2I_MAC_MCAST_FILTER_REQ = 14,
+
+	BFI_ENET_H2I_RX_VLAN_SET_REQ = 15,
+	BFI_ENET_H2I_RX_VLAN_STRIP_ENABLE_REQ = 16,
+
+	/* Tx Commands */
+	BFI_ENET_H2I_TX_CFG_SET_REQ = 17,
+	BFI_ENET_H2I_TX_CFG_CLR_REQ = 18,
+
+	/* Port Commands */
+	BFI_ENET_H2I_PORT_ADMIN_UP_REQ = 19,
+	BFI_ENET_H2I_SET_PAUSE_REQ = 20,
+	BFI_ENET_H2I_DIAG_LOOPBACK_REQ = 21,
+
+	/* Get Attributes Command */
+	BFI_ENET_H2I_GET_ATTR_REQ = 22,
+
+	/*  Statistics Commands */
+	BFI_ENET_H2I_STATS_GET_REQ = 23,
+	BFI_ENET_H2I_STATS_CLR_REQ = 24,
+
+	BFI_ENET_H2I_WOL_MAGIC_REQ = 25,
+	BFI_ENET_H2I_WOL_FRAME_REQ = 26,
+
+	BFI_ENET_H2I_MAX = 27,
+};
+
+enum bfi_enet_i2h_msgs {
+	/* Rx Responses */
+	BFI_ENET_I2H_RX_CFG_SET_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_CFG_SET_REQ),
+	BFI_ENET_I2H_RX_CFG_CLR_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_CFG_CLR_REQ),
+
+	BFI_ENET_I2H_RIT_CFG_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RIT_CFG_REQ),
+	BFI_ENET_I2H_RSS_CFG_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RSS_CFG_REQ),
+	BFI_ENET_I2H_RSS_ENABLE_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RSS_ENABLE_REQ),
+	BFI_ENET_I2H_RX_PROMISCUOUS_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_PROMISCUOUS_REQ),
+	BFI_ENET_I2H_RX_DEFAULT_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_DEFAULT_REQ),
+
+	BFI_ENET_I2H_MAC_UCAST_SET_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_UCAST_SET_REQ),
+	BFI_ENET_I2H_MAC_UCAST_CLR_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_UCAST_CLR_REQ),
+	BFI_ENET_I2H_MAC_UCAST_ADD_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_UCAST_ADD_REQ),
+	BFI_ENET_I2H_MAC_UCAST_DEL_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_UCAST_DEL_REQ),
+
+	BFI_ENET_I2H_MAC_MCAST_ADD_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_MCAST_ADD_REQ),
+	BFI_ENET_I2H_MAC_MCAST_DEL_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_MCAST_DEL_REQ),
+	BFI_ENET_I2H_MAC_MCAST_FILTER_RSP =
+		BFA_I2HM(BFI_ENET_H2I_MAC_MCAST_FILTER_REQ),
+
+	BFI_ENET_I2H_RX_VLAN_SET_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_VLAN_SET_REQ),
+
+	BFI_ENET_I2H_RX_VLAN_STRIP_ENABLE_RSP =
+		BFA_I2HM(BFI_ENET_H2I_RX_VLAN_STRIP_ENABLE_REQ),
+
+	/* Tx Responses */
+	BFI_ENET_I2H_TX_CFG_SET_RSP =
+		BFA_I2HM(BFI_ENET_H2I_TX_CFG_SET_REQ),
+	BFI_ENET_I2H_TX_CFG_CLR_RSP =
+		BFA_I2HM(BFI_ENET_H2I_TX_CFG_CLR_REQ),
+
+	/* Port Responses */
+	BFI_ENET_I2H_PORT_ADMIN_RSP =
+		BFA_I2HM(BFI_ENET_H2I_PORT_ADMIN_UP_REQ),
+
+	BFI_ENET_I2H_SET_PAUSE_RSP =
+		BFA_I2HM(BFI_ENET_H2I_SET_PAUSE_REQ),
+	BFI_ENET_I2H_DIAG_LOOPBACK_RSP =
+		BFA_I2HM(BFI_ENET_H2I_DIAG_LOOPBACK_REQ),
+
+	/*  Attributes Response */
+	BFI_ENET_I2H_GET_ATTR_RSP =
+		BFA_I2HM(BFI_ENET_H2I_GET_ATTR_REQ),
+
+	/* Statistics Responses */
+	BFI_ENET_I2H_STATS_GET_RSP =
+		BFA_I2HM(BFI_ENET_H2I_STATS_GET_REQ),
+	BFI_ENET_I2H_STATS_CLR_RSP =
+		BFA_I2HM(BFI_ENET_H2I_STATS_CLR_REQ),
+
+	BFI_ENET_I2H_WOL_MAGIC_RSP =
+		BFA_I2HM(BFI_ENET_H2I_WOL_MAGIC_REQ),
+	BFI_ENET_I2H_WOL_FRAME_RSP =
+		BFA_I2HM(BFI_ENET_H2I_WOL_FRAME_REQ),
+
+	/* AENs */
+	BFI_ENET_I2H_LINK_DOWN_AEN = BFA_I2HM(BFI_ENET_H2I_MAX),
+	BFI_ENET_I2H_LINK_UP_AEN = BFA_I2HM(BFI_ENET_H2I_MAX + 1),
+
+	BFI_ENET_I2H_PORT_ENABLE_AEN = BFA_I2HM(BFI_ENET_H2I_MAX + 2),
+	BFI_ENET_I2H_PORT_DISABLE_AEN = BFA_I2HM(BFI_ENET_H2I_MAX + 3),
+
+	BFI_ENET_I2H_BW_UPDATE_AEN = BFA_I2HM(BFI_ENET_H2I_MAX + 4),
+};
+
+/* The following error codes can be returned by the enet commands */
+enum bfi_enet_err {
+	BFI_ENET_CMD_OK		= 0,
+	BFI_ENET_CMD_FAIL	= 1,
+	BFI_ENET_CMD_DUP_ENTRY	= 2,	/* !< Duplicate entry in CAM */
+	BFI_ENET_CMD_CAM_FULL	= 3,	/* !< CAM is full */
+	BFI_ENET_CMD_NOT_OWNER	= 4,	/* !< Not permitted, b'cos not owner */
+	BFI_ENET_CMD_NOT_EXEC	= 5,	/* !< Was not sent to f/w at all */
+	BFI_ENET_CMD_WAITING	= 6,	/* !< Waiting for completion */
+	BFI_ENET_CMD_PORT_DISABLED = 7,	/* !< port in disabled state */
+};
+
+/* Generic Request
+ *
+ * bfi_enet_req is used by:
+ *	BFI_ENET_H2I_RX_CFG_CLR_REQ
+ *	BFI_ENET_H2I_TX_CFG_CLR_REQ
+ */
+struct bfi_enet_req {
+	struct bfi_msgq_mhdr mh;
+} __packed;
+
+/* Enable/Disable Request
+ *
+ * bfi_enet_enable_req is used by:
+ *	BFI_ENET_H2I_RSS_ENABLE_REQ	(enet_id must be zero)
+ *	BFI_ENET_H2I_RX_PROMISCUOUS_REQ (enet_id must be zero)
+ *	BFI_ENET_H2I_RX_DEFAULT_REQ	(enet_id must be zero)
+ *	BFI_ENET_H2I_RX_MAC_MCAST_FILTER_REQ
+ *	BFI_ENET_H2I_PORT_ADMIN_UP_REQ	(enet_id must be zero)
+ */
+struct bfi_enet_enable_req {
+	struct		bfi_msgq_mhdr mh;
+	u8		enable;		/* 1 = enable;  0 = disable */
+	u8		rsvd[3];
+} __packed;
+
+/* Generic Response */
+struct bfi_enet_rsp {
+	struct bfi_msgq_mhdr mh;
+	u8		error;		/*!< if error see cmd_offset */
+	u8		rsvd;
+	u16		cmd_offset;	/*!< offset to invalid parameter */
+} __packed;
+
+/* GLOBAL CONFIGURATION */
+
+/* bfi_enet_attr_req is used by:
+ *	BFI_ENET_H2I_GET_ATTR_REQ
+ */
+struct bfi_enet_attr_req {
+	struct bfi_msgq_mhdr	mh;
+} __packed;
+
+/* bfi_enet_attr_rsp is used by:
+ *	BFI_ENET_I2H_GET_ATTR_RSP
+ */
+struct bfi_enet_attr_rsp {
+	struct bfi_msgq_mhdr mh;
+	u8		error;		/*!< if error see cmd_offset */
+	u8		rsvd;
+	u16		cmd_offset;	/*!< offset to invalid parameter */
+	u32		max_cfg;
+	u32		max_ucmac;
+	u32		rit_size;
+} __packed;
+
+/* Tx Configuration
+ *
+ * bfi_enet_tx_cfg is used by:
+ *	BFI_ENET_H2I_TX_CFG_SET_REQ
+ */
+enum bfi_enet_tx_vlan_mode {
+	BFI_ENET_TX_VLAN_NOP	= 0,
+	BFI_ENET_TX_VLAN_INS	= 1,
+	BFI_ENET_TX_VLAN_WI	= 2,
+};
+
+struct bfi_enet_tx_cfg {
+	u8		vlan_mode;	/*!< processing mode */
+	u8		rsvd;
+	u16		vlan_id;
+	u8		admit_tagged_frame;
+	u8		apply_vlan_filter;
+	u8		add_to_vswitch;
+	u8		rsvd1[1];
+} __packed;
+
+struct bfi_enet_tx_cfg_req {
+	struct bfi_msgq_mhdr mh;
+	u8			num_queues;	/* # of Tx Queues */
+	u8			rsvd[3];
+
+	struct {
+		struct bfi_enet_txq	q;
+		struct bfi_enet_ib	ib;
+	} __packed q_cfg[BFI_ENET_TXQ_PRIO_MAX];
+
+	struct bfi_enet_ib_cfg	ib_cfg;
+
+	struct bfi_enet_tx_cfg	tx_cfg;
+};
+
+struct bfi_enet_tx_cfg_rsp {
+	struct		bfi_msgq_mhdr mh;
+	u8		error;
+	u8		hw_id;		/* For debugging */
+	u8		rsvd[2];
+	struct {
+		u32	q_dbell;	/* PCI base address offset */
+		u32	i_dbell;	/* PCI base address offset */
+		u8	hw_qid;		/* For debugging */
+		u8	rsvd[3];
+	} __packed q_handles[BFI_ENET_TXQ_PRIO_MAX];
+};
+
+/* Rx Configuration
+ *
+ * bfi_enet_rx_cfg is used by:
+ *	BFI_ENET_H2I_RX_CFG_SET_REQ
+ */
+enum bfi_enet_rxq_type {
+	BFI_ENET_RXQ_SINGLE		= 1,
+	BFI_ENET_RXQ_LARGE_SMALL	= 2,
+	BFI_ENET_RXQ_HDS		= 3,
+	BFI_ENET_RXQ_HDS_OPT_BASED	= 4,
+};
+
+enum bfi_enet_hds_type {
+	BFI_ENET_HDS_FORCED	= 0x01,
+	BFI_ENET_HDS_IPV6_UDP	= 0x02,
+	BFI_ENET_HDS_IPV6_TCP	= 0x04,
+	BFI_ENET_HDS_IPV4_TCP	= 0x08,
+	BFI_ENET_HDS_IPV4_UDP	= 0x10,
+};
+
+struct bfi_enet_rx_cfg {
+	u8		rxq_type;
+	u8		rsvd[1];
+	u16		frame_size;
+
+	struct {
+		u8			max_header_size;
+		u8			force_offset;
+		u8			type;
+		u8			rsvd1;
+	} __packed hds;
+
+	u8		multi_buffer;
+	u8		strip_vlan;
+	u8		drop_untagged;
+	u8		rsvd2;
+} __packed;
+
+/*
+ * Multicast frames are received on the ql of q-set index zero.
+ * On the completion queue.  RxQ ID = even is for large/data buffer queues
+ * and RxQ ID = odd is for small/header buffer queues.
+ */
+struct bfi_enet_rx_cfg_req {
+	struct bfi_msgq_mhdr mh;
+	u8			num_queue_sets;	/* # of Rx Queue Sets */
+	u8			rsvd[3];
+
+	struct {
+		struct bfi_enet_rxq	ql;	/* large/data/single buffers */
+		struct bfi_enet_rxq	qs;	/* small/header buffers */
+		struct bfi_enet_cq	cq;
+		struct bfi_enet_ib	ib;
+	} __packed q_cfg[BFI_ENET_RX_QSET_MAX];
+
+	struct bfi_enet_ib_cfg	ib_cfg;
+
+	struct bfi_enet_rx_cfg	rx_cfg;
+} __packed;
+
+struct bfi_enet_rx_cfg_rsp {
+	struct bfi_msgq_mhdr mh;
+	u8		error;
+	u8		hw_id;	 /* For debugging */
+	u8		rsvd[2];
+	struct {
+		u32	ql_dbell; /* PCI base address offset */
+		u32	qs_dbell; /* PCI base address offset */
+		u32	i_dbell;  /* PCI base address offset */
+		u8		hw_lqid;  /* For debugging */
+		u8		hw_sqid;  /* For debugging */
+		u8		hw_cqid;  /* For debugging */
+		u8		rsvd;
+	} __packed q_handles[BFI_ENET_RX_QSET_MAX];
+} __packed;
+
+/* RIT
+ *
+ * bfi_enet_rit_req is used by:
+ *	BFI_ENET_H2I_RIT_CFG_REQ
+ */
+struct bfi_enet_rit_req {
+	struct	bfi_msgq_mhdr mh;
+	u16	size;			/* number of table-entries used */
+	u8	rsvd[2];
+	u8	table[BFI_ENET_RSS_RIT_MAX];
+} __packed;
+
+/* RSS
+ *
+ * bfi_enet_rss_cfg_req is used by:
+ *	BFI_ENET_H2I_RSS_CFG_REQ
+ */
+enum bfi_enet_rss_type {
+	BFI_ENET_RSS_IPV6	= 0x01,
+	BFI_ENET_RSS_IPV6_TCP	= 0x02,
+	BFI_ENET_RSS_IPV4	= 0x04,
+	BFI_ENET_RSS_IPV4_TCP	= 0x08
+};
+
+struct bfi_enet_rss_cfg {
+	u8	type;
+	u8	mask;
+	u8	rsvd[2];
+	u32	key[BFI_ENET_RSS_KEY_LEN];
+} __packed;
+
+struct bfi_enet_rss_cfg_req {
+	struct bfi_msgq_mhdr	mh;
+	struct bfi_enet_rss_cfg	cfg;
+} __packed;
+
+/* MAC Unicast
+ *
+ * bfi_enet_rx_vlan_req is used by:
+ *	BFI_ENET_H2I_MAC_UCAST_SET_REQ
+ *	BFI_ENET_H2I_MAC_UCAST_CLR_REQ
+ *	BFI_ENET_H2I_MAC_UCAST_ADD_REQ
+ *	BFI_ENET_H2I_MAC_UCAST_DEL_REQ
+ */
+struct bfi_enet_ucast_req {
+	struct bfi_msgq_mhdr	mh;
+	u8			mac_addr[ETH_ALEN];
+	u8			rsvd[2];
+} __packed;
+
+/* MAC Unicast + VLAN */
+struct bfi_enet_mac_n_vlan_req {
+	struct bfi_msgq_mhdr	mh;
+	u16			vlan_id;
+	u8			mac_addr[ETH_ALEN];
+} __packed;
+
+/* MAC Multicast
+ *
+ * bfi_enet_mac_mfilter_add_req is used by:
+ *	BFI_ENET_H2I_MAC_MCAST_ADD_REQ
+ */
+struct bfi_enet_mcast_add_req {
+	struct bfi_msgq_mhdr	mh;
+	u8			mac_addr[ETH_ALEN];
+	u8			rsvd[2];
+} __packed;
+
+/* bfi_enet_mac_mfilter_add_rsp is used by:
+ *	BFI_ENET_I2H_MAC_MCAST_ADD_RSP
+ */
+struct bfi_enet_mcast_add_rsp {
+	struct bfi_msgq_mhdr	mh;
+	u8			error;
+	u8			rsvd;
+	u16			cmd_offset;
+	u16			handle;
+	u8			rsvd1[2];
+} __packed;
+
+/* bfi_enet_mac_mfilter_del_req is used by:
+ *	BFI_ENET_H2I_MAC_MCAST_DEL_REQ
+ */
+struct bfi_enet_mcast_del_req {
+	struct bfi_msgq_mhdr	mh;
+	u16			handle;
+	u8			rsvd[2];
+} __packed;
+
+/* VLAN
+ *
+ * bfi_enet_rx_vlan_req is used by:
+ *	BFI_ENET_H2I_RX_VLAN_SET_REQ
+ */
+struct bfi_enet_rx_vlan_req {
+	struct bfi_msgq_mhdr	mh;
+	u8			block_idx;
+	u8			rsvd[3];
+	u32			bit_mask[BFI_ENET_VLAN_WORDS_MAX];
+} __packed;
+
+/* PAUSE
+ *
+ * bfi_enet_set_pause_req is used by:
+ *	BFI_ENET_H2I_SET_PAUSE_REQ
+ */
+struct bfi_enet_set_pause_req {
+	struct bfi_msgq_mhdr	mh;
+	u8			rsvd[2];
+	u8			tx_pause;	/* 1 = enable;  0 = disable */
+	u8			rx_pause;	/* 1 = enable;  0 = disable */
+} __packed;
+
+/* DIAGNOSTICS
+ *
+ * bfi_enet_diag_lb_req is used by:
+ *      BFI_ENET_H2I_DIAG_LOOPBACK
+ */
+struct bfi_enet_diag_lb_req {
+	struct bfi_msgq_mhdr	mh;
+	u8			rsvd[2];
+	u8			mode;		/* cable or Serdes */
+	u8			enable;		/* 1 = enable;  0 = disable */
+} __packed;
+
+/* enum for Loopback opmodes */
+enum {
+	BFI_ENET_DIAG_LB_OPMODE_EXT = 0,
+	BFI_ENET_DIAG_LB_OPMODE_CBL = 1,
+};
+
+/* STATISTICS
+ *
+ * bfi_enet_stats_req is used by:
+ *    BFI_ENET_H2I_STATS_GET_REQ
+ *    BFI_ENET_I2H_STATS_CLR_REQ
+ */
+struct bfi_enet_stats_req {
+	struct bfi_msgq_mhdr	mh;
+	u16			stats_mask;
+	u8			rsvd[2];
+	u32			rx_enet_mask;
+	u32			tx_enet_mask;
+	union bfi_addr_u	host_buffer;
+} __packed;
+
+/* defines for "stats_mask" above. */
+#define BFI_ENET_STATS_MAC    BIT(0)    /* !< MAC Statistics */
+#define BFI_ENET_STATS_BPC    BIT(1)    /* !< Pause Stats from BPC */
+#define BFI_ENET_STATS_RAD    BIT(2)    /* !< Rx Admission Statistics */
+#define BFI_ENET_STATS_RX_FC  BIT(3)    /* !< Rx FC Stats from RxA */
+#define BFI_ENET_STATS_TX_FC  BIT(4)    /* !< Tx FC Stats from TxA */
+
+#define BFI_ENET_STATS_ALL    0x1f
+
+/* TxF Frame Statistics */
+struct bfi_enet_stats_txf {
+	u64 ucast_octets;
+	u64 ucast;
+	u64 ucast_vlan;
+
+	u64 mcast_octets;
+	u64 mcast;
+	u64 mcast_vlan;
+
+	u64 bcast_octets;
+	u64 bcast;
+	u64 bcast_vlan;
+
+	u64 errors;
+	u64 filter_vlan;      /* frames filtered due to VLAN */
+	u64 filter_mac_sa;    /* frames filtered due to SA check */
+} __packed;
+
+/* RxF Frame Statistics */
+struct bfi_enet_stats_rxf {
+	u64 ucast_octets;
+	u64 ucast;
+	u64 ucast_vlan;
+
+	u64 mcast_octets;
+	u64 mcast;
+	u64 mcast_vlan;
+
+	u64 bcast_octets;
+	u64 bcast;
+	u64 bcast_vlan;
+	u64 frame_drops;
+} __packed;
+
+/* FC Tx Frame Statistics */
+struct bfi_enet_stats_fc_tx {
+	u64 txf_ucast_octets;
+	u64 txf_ucast;
+	u64 txf_ucast_vlan;
+
+	u64 txf_mcast_octets;
+	u64 txf_mcast;
+	u64 txf_mcast_vlan;
+
+	u64 txf_bcast_octets;
+	u64 txf_bcast;
+	u64 txf_bcast_vlan;
+
+	u64 txf_parity_errors;
+	u64 txf_timeout;
+	u64 txf_fid_parity_errors;
+} __packed;
+
+/* FC Rx Frame Statistics */
+struct bfi_enet_stats_fc_rx {
+	u64 rxf_ucast_octets;
+	u64 rxf_ucast;
+	u64 rxf_ucast_vlan;
+
+	u64 rxf_mcast_octets;
+	u64 rxf_mcast;
+	u64 rxf_mcast_vlan;
+
+	u64 rxf_bcast_octets;
+	u64 rxf_bcast;
+	u64 rxf_bcast_vlan;
+} __packed;
+
+/* RAD Frame Statistics */
+struct bfi_enet_stats_rad {
+	u64 rx_frames;
+	u64 rx_octets;
+	u64 rx_vlan_frames;
+
+	u64 rx_ucast;
+	u64 rx_ucast_octets;
+	u64 rx_ucast_vlan;
+
+	u64 rx_mcast;
+	u64 rx_mcast_octets;
+	u64 rx_mcast_vlan;
+
+	u64 rx_bcast;
+	u64 rx_bcast_octets;
+	u64 rx_bcast_vlan;
+
+	u64 rx_drops;
+} __packed;
+
+/* BPC Tx Registers */
+struct bfi_enet_stats_bpc {
+	/* transmit stats */
+	u64 tx_pause[8];
+	u64 tx_zero_pause[8];	/*!< Pause cancellation */
+	/*!<Pause initiation rather than retention */
+	u64 tx_first_pause[8];
+
+	/* receive stats */
+	u64 rx_pause[8];
+	u64 rx_zero_pause[8];	/*!< Pause cancellation */
+	/*!<Pause initiation rather than retention */
+	u64 rx_first_pause[8];
+} __packed;
+
+/* MAC Rx Statistics */
+struct bfi_enet_stats_mac {
+	u64 stats_clr_cnt;	/* times this stats cleared */
+	u64 frame_64;		/* both rx and tx counter */
+	u64 frame_65_127;		/* both rx and tx counter */
+	u64 frame_128_255;		/* both rx and tx counter */
+	u64 frame_256_511;		/* both rx and tx counter */
+	u64 frame_512_1023;	/* both rx and tx counter */
+	u64 frame_1024_1518;	/* both rx and tx counter */
+	u64 frame_1519_1522;	/* both rx and tx counter */
+
+	/* receive stats */
+	u64 rx_bytes;
+	u64 rx_packets;
+	u64 rx_fcs_error;
+	u64 rx_multicast;
+	u64 rx_broadcast;
+	u64 rx_control_frames;
+	u64 rx_pause;
+	u64 rx_unknown_opcode;
+	u64 rx_alignment_error;
+	u64 rx_frame_length_error;
+	u64 rx_code_error;
+	u64 rx_carrier_sense_error;
+	u64 rx_undersize;
+	u64 rx_oversize;
+	u64 rx_fragments;
+	u64 rx_jabber;
+	u64 rx_drop;
+
+	/* transmit stats */
+	u64 tx_bytes;
+	u64 tx_packets;
+	u64 tx_multicast;
+	u64 tx_broadcast;
+	u64 tx_pause;
+	u64 tx_deferral;
+	u64 tx_excessive_deferral;
+	u64 tx_single_collision;
+	u64 tx_muliple_collision;
+	u64 tx_late_collision;
+	u64 tx_excessive_collision;
+	u64 tx_total_collision;
+	u64 tx_pause_honored;
+	u64 tx_drop;
+	u64 tx_jabber;
+	u64 tx_fcs_error;
+	u64 tx_control_frame;
+	u64 tx_oversize;
+	u64 tx_undersize;
+	u64 tx_fragments;
+} __packed;
+
+/* Complete statistics, DMAed from fw to host followed by
+ * BFI_ENET_I2H_STATS_GET_RSP
+ */
+struct bfi_enet_stats {
+	struct bfi_enet_stats_mac	mac_stats;
+	struct bfi_enet_stats_bpc	bpc_stats;
+	struct bfi_enet_stats_rad	rad_stats;
+	struct bfi_enet_stats_rad	rlb_stats;
+	struct bfi_enet_stats_fc_rx	fc_rx_stats;
+	struct bfi_enet_stats_fc_tx	fc_tx_stats;
+	struct bfi_enet_stats_rxf	rxf_stats[BFI_ENET_CFG_MAX];
+	struct bfi_enet_stats_txf	txf_stats[BFI_ENET_CFG_MAX];
+} __packed;
+
+#endif  /* __BFI_ENET_H__ */