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-rw-r--r--drivers/net/ethernet/intel/iavf/iavf.h592
1 files changed, 592 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h
new file mode 100644
index 000000000..ee0871d92
--- /dev/null
+++ b/drivers/net/ethernet/intel/iavf/iavf.h
@@ -0,0 +1,592 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright(c) 2013 - 2018 Intel Corporation. */
+
+#ifndef _IAVF_H_
+#define _IAVF_H_
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/aer.h>
+#include <linux/netdevice.h>
+#include <linux/vmalloc.h>
+#include <linux/interrupt.h>
+#include <linux/ethtool.h>
+#include <linux/if_vlan.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/sctp.h>
+#include <linux/ipv6.h>
+#include <linux/kernel.h>
+#include <linux/bitops.h>
+#include <linux/timer.h>
+#include <linux/workqueue.h>
+#include <linux/wait.h>
+#include <linux/delay.h>
+#include <linux/gfp.h>
+#include <linux/skbuff.h>
+#include <linux/dma-mapping.h>
+#include <linux/etherdevice.h>
+#include <linux/socket.h>
+#include <linux/jiffies.h>
+#include <net/ip6_checksum.h>
+#include <net/pkt_cls.h>
+#include <net/udp.h>
+#include <net/tc_act/tc_gact.h>
+#include <net/tc_act/tc_mirred.h>
+
+#include "iavf_type.h"
+#include <linux/avf/virtchnl.h>
+#include "iavf_txrx.h"
+#include "iavf_fdir.h"
+#include "iavf_adv_rss.h"
+#include <linux/bitmap.h>
+
+#define DEFAULT_DEBUG_LEVEL_SHIFT 3
+#define PFX "iavf: "
+
+int iavf_status_to_errno(enum iavf_status status);
+int virtchnl_status_to_errno(enum virtchnl_status_code v_status);
+
+/* VSI state flags shared with common code */
+enum iavf_vsi_state_t {
+ __IAVF_VSI_DOWN,
+ /* This must be last as it determines the size of the BITMAP */
+ __IAVF_VSI_STATE_SIZE__,
+};
+
+/* dummy struct to make common code less painful */
+struct iavf_vsi {
+ struct iavf_adapter *back;
+ struct net_device *netdev;
+ u16 seid;
+ u16 id;
+ DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__);
+ int base_vector;
+ u16 qs_handle;
+ void *priv; /* client driver data reference. */
+};
+
+/* How many Rx Buffers do we bundle into one write to the hardware ? */
+#define IAVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */
+#define IAVF_DEFAULT_TXD 512
+#define IAVF_DEFAULT_RXD 512
+#define IAVF_MAX_TXD 4096
+#define IAVF_MIN_TXD 64
+#define IAVF_MAX_RXD 4096
+#define IAVF_MIN_RXD 64
+#define IAVF_REQ_DESCRIPTOR_MULTIPLE 32
+#define IAVF_MAX_AQ_BUF_SIZE 4096
+#define IAVF_AQ_LEN 32
+#define IAVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */
+
+#define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)
+
+#define IAVF_RX_DESC(R, i) (&(((union iavf_32byte_rx_desc *)((R)->desc))[i]))
+#define IAVF_TX_DESC(R, i) (&(((struct iavf_tx_desc *)((R)->desc))[i]))
+#define IAVF_TX_CTXTDESC(R, i) \
+ (&(((struct iavf_tx_context_desc *)((R)->desc))[i]))
+#define IAVF_MAX_REQ_QUEUES 16
+
+#define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4)
+#define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4)
+#define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */
+#define IAVF_MBPS_QUANTA 50
+
+#define IAVF_VIRTCHNL_VF_RESOURCE_SIZE (sizeof(struct virtchnl_vf_resource) + \
+ (IAVF_MAX_VF_VSI * \
+ sizeof(struct virtchnl_vsi_resource)))
+
+/* MAX_MSIX_Q_VECTORS of these are allocated,
+ * but we only use one per queue-specific vector.
+ */
+struct iavf_q_vector {
+ struct iavf_adapter *adapter;
+ struct iavf_vsi *vsi;
+ struct napi_struct napi;
+ struct iavf_ring_container rx;
+ struct iavf_ring_container tx;
+ u32 ring_mask;
+ u8 itr_countdown; /* when 0 should adjust adaptive ITR */
+ u8 num_ringpairs; /* total number of ring pairs in vector */
+ u16 v_idx; /* index in the vsi->q_vector array. */
+ u16 reg_idx; /* register index of the interrupt */
+ char name[IFNAMSIZ + 15];
+ bool arm_wb_state;
+ cpumask_t affinity_mask;
+ struct irq_affinity_notify affinity_notify;
+};
+
+/* Helper macros to switch between ints/sec and what the register uses.
+ * And yes, it's the same math going both ways. The lowest value
+ * supported by all of the iavf hardware is 8.
+ */
+#define EITR_INTS_PER_SEC_TO_REG(_eitr) \
+ ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8)
+#define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG
+
+#define IAVF_DESC_UNUSED(R) \
+ ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \
+ (R)->next_to_clean - (R)->next_to_use - 1)
+
+#define OTHER_VECTOR 1
+#define NONQ_VECS (OTHER_VECTOR)
+
+#define MIN_MSIX_Q_VECTORS 1
+#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NONQ_VECS)
+
+#define IAVF_QUEUE_END_OF_LIST 0x7FF
+#define IAVF_FREE_VECTOR 0x7FFF
+struct iavf_mac_filter {
+ struct list_head list;
+ u8 macaddr[ETH_ALEN];
+ struct {
+ u8 is_new_mac:1; /* filter is new, wait for PF decision */
+ u8 remove:1; /* filter needs to be removed */
+ u8 add:1; /* filter needs to be added */
+ u8 is_primary:1; /* filter is a default VF MAC */
+ u8 add_handled:1; /* received response for filter add */
+ u8 padding:3;
+ };
+};
+
+#define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid })
+struct iavf_vlan {
+ u16 vid;
+ u16 tpid;
+};
+
+enum iavf_vlan_state_t {
+ IAVF_VLAN_INVALID,
+ IAVF_VLAN_ADD, /* filter needs to be added */
+ IAVF_VLAN_IS_NEW, /* filter is new, wait for PF answer */
+ IAVF_VLAN_ACTIVE, /* filter is accepted by PF */
+ IAVF_VLAN_DISABLE, /* filter needs to be deleted by PF, then marked INACTIVE */
+ IAVF_VLAN_INACTIVE, /* filter is inactive, we are in IFF_DOWN */
+ IAVF_VLAN_REMOVE, /* filter needs to be removed from list */
+};
+
+struct iavf_vlan_filter {
+ struct list_head list;
+ struct iavf_vlan vlan;
+ enum iavf_vlan_state_t state;
+};
+
+#define IAVF_MAX_TRAFFIC_CLASS 4
+/* State of traffic class creation */
+enum iavf_tc_state_t {
+ __IAVF_TC_INVALID, /* no traffic class, default state */
+ __IAVF_TC_RUNNING, /* traffic classes have been created */
+};
+
+/* channel info */
+struct iavf_channel_config {
+ struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS];
+ enum iavf_tc_state_t state;
+ u8 total_qps;
+};
+
+/* State of cloud filter */
+enum iavf_cloud_filter_state_t {
+ __IAVF_CF_INVALID, /* cloud filter not added */
+ __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */
+ __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */
+ __IAVF_CF_ACTIVE, /* cloud filter is active */
+};
+
+/* Driver state. The order of these is important! */
+enum iavf_state_t {
+ __IAVF_STARTUP, /* driver loaded, probe complete */
+ __IAVF_REMOVE, /* driver is being unloaded */
+ __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */
+ __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */
+ __IAVF_INIT_EXTENDED_CAPS, /* process extended caps which require aq msg exchange */
+ __IAVF_INIT_CONFIG_ADAPTER,
+ __IAVF_INIT_SW, /* got resources, setting up structs */
+ __IAVF_INIT_FAILED, /* init failed, restarting procedure */
+ __IAVF_RESETTING, /* in reset */
+ __IAVF_COMM_FAILED, /* communication with PF failed */
+ /* Below here, watchdog is running */
+ __IAVF_DOWN, /* ready, can be opened */
+ __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */
+ __IAVF_TESTING, /* in ethtool self-test */
+ __IAVF_RUNNING, /* opened, working */
+};
+
+enum iavf_critical_section_t {
+ __IAVF_IN_REMOVE_TASK, /* device being removed */
+};
+
+#define IAVF_CLOUD_FIELD_OMAC 0x01
+#define IAVF_CLOUD_FIELD_IMAC 0x02
+#define IAVF_CLOUD_FIELD_IVLAN 0x04
+#define IAVF_CLOUD_FIELD_TEN_ID 0x08
+#define IAVF_CLOUD_FIELD_IIP 0x10
+
+#define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC
+#define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC
+#define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\
+ IAVF_CLOUD_FIELD_IVLAN)
+#define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
+ IAVF_CLOUD_FIELD_TEN_ID)
+#define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\
+ IAVF_CLOUD_FIELD_IMAC |\
+ IAVF_CLOUD_FIELD_TEN_ID)
+#define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\
+ IAVF_CLOUD_FIELD_IVLAN |\
+ IAVF_CLOUD_FIELD_TEN_ID)
+#define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP
+
+/* bookkeeping of cloud filters */
+struct iavf_cloud_filter {
+ enum iavf_cloud_filter_state_t state;
+ struct list_head list;
+ struct virtchnl_filter f;
+ unsigned long cookie;
+ bool del; /* filter needs to be deleted */
+ bool add; /* filter needs to be added */
+};
+
+#define IAVF_RESET_WAIT_MS 10
+#define IAVF_RESET_WAIT_DETECTED_COUNT 500
+#define IAVF_RESET_WAIT_COMPLETE_COUNT 2000
+
+/* board specific private data structure */
+struct iavf_adapter {
+ struct workqueue_struct *wq;
+ struct work_struct reset_task;
+ struct work_struct adminq_task;
+ struct work_struct finish_config;
+ struct delayed_work client_task;
+ wait_queue_head_t down_waitqueue;
+ wait_queue_head_t reset_waitqueue;
+ wait_queue_head_t vc_waitqueue;
+ struct iavf_q_vector *q_vectors;
+ struct list_head vlan_filter_list;
+ int num_vlan_filters;
+ struct list_head mac_filter_list;
+ struct mutex crit_lock;
+ struct mutex client_lock;
+ /* Lock to protect accesses to MAC and VLAN lists */
+ spinlock_t mac_vlan_list_lock;
+ char misc_vector_name[IFNAMSIZ + 9];
+ int num_active_queues;
+ int num_req_queues;
+
+ /* TX */
+ struct iavf_ring *tx_rings;
+ u32 tx_timeout_count;
+ u32 tx_desc_count;
+
+ /* RX */
+ struct iavf_ring *rx_rings;
+ u64 hw_csum_rx_error;
+ u32 rx_desc_count;
+ int num_msix_vectors;
+ int num_iwarp_msix;
+ int iwarp_base_vector;
+ u32 client_pending;
+ struct iavf_client_instance *cinst;
+ struct msix_entry *msix_entries;
+
+ u32 flags;
+#define IAVF_FLAG_RX_CSUM_ENABLED BIT(0)
+#define IAVF_FLAG_PF_COMMS_FAILED BIT(3)
+#define IAVF_FLAG_RESET_PENDING BIT(4)
+#define IAVF_FLAG_RESET_NEEDED BIT(5)
+#define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6)
+#define IAVF_FLAG_SERVICE_CLIENT_REQUESTED BIT(9)
+#define IAVF_FLAG_CLIENT_NEEDS_OPEN BIT(10)
+#define IAVF_FLAG_CLIENT_NEEDS_CLOSE BIT(11)
+#define IAVF_FLAG_CLIENT_NEEDS_L2_PARAMS BIT(12)
+#define IAVF_FLAG_LEGACY_RX BIT(15)
+#define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16)
+#define IAVF_FLAG_QUEUES_DISABLED BIT(17)
+#define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18)
+#define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20)
+#define IAVF_FLAG_FDIR_ENABLED BIT(21)
+/* duplicates for common code */
+#define IAVF_FLAG_DCB_ENABLED 0
+ /* flags for admin queue service task */
+ u64 aq_required;
+#define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0)
+#define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1)
+#define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2)
+#define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3)
+#define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4)
+#define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5)
+#define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6)
+#define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7)
+#define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8)
+#define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */
+#define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10)
+/* Newer style, RSS done by the PF so we can ignore hardware vagaries. */
+#define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11)
+#define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12)
+#define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13)
+#define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14)
+#define IAVF_FLAG_AQ_CONFIGURE_PROMISC_MODE BIT_ULL(15)
+#define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19)
+#define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20)
+#define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21)
+#define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22)
+#define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23)
+#define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24)
+#define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25)
+#define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26)
+#define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27)
+#define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28)
+#define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29)
+#define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30)
+#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31)
+#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32)
+#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33)
+#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34)
+#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35)
+#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36)
+#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37)
+#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38)
+
+ /* flags for processing extended capability messages during
+ * __IAVF_INIT_EXTENDED_CAPS. Each capability exchange requires
+ * both a SEND and a RECV step, which must be processed in sequence.
+ *
+ * During the __IAVF_INIT_EXTENDED_CAPS state, the driver will
+ * process one flag at a time during each state loop.
+ */
+ u64 extended_caps;
+#define IAVF_EXTENDED_CAP_SEND_VLAN_V2 BIT_ULL(0)
+#define IAVF_EXTENDED_CAP_RECV_VLAN_V2 BIT_ULL(1)
+
+#define IAVF_EXTENDED_CAPS \
+ (IAVF_EXTENDED_CAP_SEND_VLAN_V2 | \
+ IAVF_EXTENDED_CAP_RECV_VLAN_V2)
+
+ /* Lock to prevent possible clobbering of
+ * current_netdev_promisc_flags
+ */
+ spinlock_t current_netdev_promisc_flags_lock;
+ netdev_features_t current_netdev_promisc_flags;
+
+ /* OS defined structs */
+ struct net_device *netdev;
+ struct pci_dev *pdev;
+
+ struct iavf_hw hw; /* defined in iavf_type.h */
+
+ enum iavf_state_t state;
+ enum iavf_state_t last_state;
+ unsigned long crit_section;
+
+ struct delayed_work watchdog_task;
+ bool netdev_registered;
+ bool link_up;
+ enum virtchnl_link_speed link_speed;
+ /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set
+ * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if
+ * this field is valid. This field should be used going forward and the
+ * enum virtchnl_link_speed above should be considered the legacy way of
+ * storing/communicating link speeds.
+ */
+ u32 link_speed_mbps;
+
+ enum virtchnl_ops current_op;
+#define CLIENT_ALLOWED(_a) ((_a)->vf_res ? \
+ (_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_IWARP : \
+ 0)
+#define CLIENT_ENABLED(_a) ((_a)->cinst)
+/* RSS by the PF should be preferred over RSS via other methods. */
+#define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_RSS_PF)
+#define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_RSS_AQ)
+#define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \
+ (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \
+ VIRTCHNL_VF_OFFLOAD_RSS_PF)))
+#define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_VLAN)
+#define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_VLAN_V2)
+#define VLAN_V2_FILTERING_ALLOWED(_a) \
+ (VLAN_V2_ALLOWED((_a)) && \
+ ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \
+ (_a)->vlan_v2_caps.filtering.filtering_support.inner))
+#define VLAN_FILTERING_ALLOWED(_a) \
+ (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a)))
+#define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_CAP_ADV_LINK_SPEED)
+#define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_FDIR_PF)
+#define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \
+ VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF)
+ struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */
+ struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */
+ struct virtchnl_version_info pf_version;
+#define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \
+ ((_a)->pf_version.minor == 1))
+ struct virtchnl_vlan_caps vlan_v2_caps;
+ u16 msg_enable;
+ struct iavf_eth_stats current_stats;
+ struct iavf_vsi vsi;
+ u32 aq_wait_count;
+ /* RSS stuff */
+ u64 hena;
+ u16 rss_key_size;
+ u16 rss_lut_size;
+ u8 *rss_key;
+ u8 *rss_lut;
+ /* ADQ related members */
+ struct iavf_channel_config ch_config;
+ u8 num_tc;
+ struct list_head cloud_filter_list;
+ /* lock to protect access to the cloud filter list */
+ spinlock_t cloud_filter_list_lock;
+ u16 num_cloud_filters;
+ /* snapshot of "num_active_queues" before setup_tc for qdisc add
+ * is invoked. This information is useful during qdisc del flow,
+ * to restore correct number of queues
+ */
+ int orig_num_active_queues;
+
+#define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */
+ u16 fdir_active_fltr;
+ struct list_head fdir_list_head;
+ spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */
+
+ struct list_head adv_rss_list_head;
+ spinlock_t adv_rss_lock; /* protect the RSS management list */
+};
+
+
+/* Ethtool Private Flags */
+
+/* lan device, used by client interface */
+struct iavf_device {
+ struct list_head list;
+ struct iavf_adapter *vf;
+};
+
+/* needed by iavf_ethtool.c */
+extern char iavf_driver_name[];
+
+static inline const char *iavf_state_str(enum iavf_state_t state)
+{
+ switch (state) {
+ case __IAVF_STARTUP:
+ return "__IAVF_STARTUP";
+ case __IAVF_REMOVE:
+ return "__IAVF_REMOVE";
+ case __IAVF_INIT_VERSION_CHECK:
+ return "__IAVF_INIT_VERSION_CHECK";
+ case __IAVF_INIT_GET_RESOURCES:
+ return "__IAVF_INIT_GET_RESOURCES";
+ case __IAVF_INIT_EXTENDED_CAPS:
+ return "__IAVF_INIT_EXTENDED_CAPS";
+ case __IAVF_INIT_CONFIG_ADAPTER:
+ return "__IAVF_INIT_CONFIG_ADAPTER";
+ case __IAVF_INIT_SW:
+ return "__IAVF_INIT_SW";
+ case __IAVF_INIT_FAILED:
+ return "__IAVF_INIT_FAILED";
+ case __IAVF_RESETTING:
+ return "__IAVF_RESETTING";
+ case __IAVF_COMM_FAILED:
+ return "__IAVF_COMM_FAILED";
+ case __IAVF_DOWN:
+ return "__IAVF_DOWN";
+ case __IAVF_DOWN_PENDING:
+ return "__IAVF_DOWN_PENDING";
+ case __IAVF_TESTING:
+ return "__IAVF_TESTING";
+ case __IAVF_RUNNING:
+ return "__IAVF_RUNNING";
+ default:
+ return "__IAVF_UNKNOWN_STATE";
+ }
+}
+
+static inline void iavf_change_state(struct iavf_adapter *adapter,
+ enum iavf_state_t state)
+{
+ if (adapter->state != state) {
+ adapter->last_state = adapter->state;
+ adapter->state = state;
+ }
+ dev_dbg(&adapter->pdev->dev,
+ "state transition from:%s to:%s\n",
+ iavf_state_str(adapter->last_state),
+ iavf_state_str(adapter->state));
+}
+
+int iavf_up(struct iavf_adapter *adapter);
+void iavf_down(struct iavf_adapter *adapter);
+int iavf_process_config(struct iavf_adapter *adapter);
+int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter);
+void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags);
+void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags);
+void iavf_schedule_finish_config(struct iavf_adapter *adapter);
+void iavf_reset(struct iavf_adapter *adapter);
+void iavf_set_ethtool_ops(struct net_device *netdev);
+void iavf_update_stats(struct iavf_adapter *adapter);
+void iavf_free_all_tx_resources(struct iavf_adapter *adapter);
+void iavf_free_all_rx_resources(struct iavf_adapter *adapter);
+
+void iavf_napi_add_all(struct iavf_adapter *adapter);
+void iavf_napi_del_all(struct iavf_adapter *adapter);
+
+int iavf_send_api_ver(struct iavf_adapter *adapter);
+int iavf_verify_api_ver(struct iavf_adapter *adapter);
+int iavf_send_vf_config_msg(struct iavf_adapter *adapter);
+int iavf_get_vf_config(struct iavf_adapter *adapter);
+int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter);
+int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter);
+void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter);
+u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter);
+void iavf_irq_enable(struct iavf_adapter *adapter, bool flush);
+void iavf_configure_queues(struct iavf_adapter *adapter);
+void iavf_deconfigure_queues(struct iavf_adapter *adapter);
+void iavf_enable_queues(struct iavf_adapter *adapter);
+void iavf_disable_queues(struct iavf_adapter *adapter);
+void iavf_map_queues(struct iavf_adapter *adapter);
+int iavf_request_queues(struct iavf_adapter *adapter, int num);
+void iavf_add_ether_addrs(struct iavf_adapter *adapter);
+void iavf_del_ether_addrs(struct iavf_adapter *adapter);
+void iavf_add_vlans(struct iavf_adapter *adapter);
+void iavf_del_vlans(struct iavf_adapter *adapter);
+void iavf_set_promiscuous(struct iavf_adapter *adapter);
+bool iavf_promiscuous_mode_changed(struct iavf_adapter *adapter);
+void iavf_request_stats(struct iavf_adapter *adapter);
+int iavf_request_reset(struct iavf_adapter *adapter);
+void iavf_get_hena(struct iavf_adapter *adapter);
+void iavf_set_hena(struct iavf_adapter *adapter);
+void iavf_set_rss_key(struct iavf_adapter *adapter);
+void iavf_set_rss_lut(struct iavf_adapter *adapter);
+void iavf_enable_vlan_stripping(struct iavf_adapter *adapter);
+void iavf_disable_vlan_stripping(struct iavf_adapter *adapter);
+void iavf_virtchnl_completion(struct iavf_adapter *adapter,
+ enum virtchnl_ops v_opcode,
+ enum iavf_status v_retval, u8 *msg, u16 msglen);
+int iavf_config_rss(struct iavf_adapter *adapter);
+int iavf_lan_add_device(struct iavf_adapter *adapter);
+int iavf_lan_del_device(struct iavf_adapter *adapter);
+void iavf_client_subtask(struct iavf_adapter *adapter);
+void iavf_notify_client_message(struct iavf_vsi *vsi, u8 *msg, u16 len);
+void iavf_notify_client_l2_params(struct iavf_vsi *vsi);
+void iavf_notify_client_open(struct iavf_vsi *vsi);
+void iavf_notify_client_close(struct iavf_vsi *vsi, bool reset);
+void iavf_enable_channels(struct iavf_adapter *adapter);
+void iavf_disable_channels(struct iavf_adapter *adapter);
+void iavf_add_cloud_filter(struct iavf_adapter *adapter);
+void iavf_del_cloud_filter(struct iavf_adapter *adapter);
+void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
+void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);
+void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
+void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);
+void iavf_add_fdir_filter(struct iavf_adapter *adapter);
+void iavf_del_fdir_filter(struct iavf_adapter *adapter);
+void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter);
+void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter);
+struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter,
+ const u8 *macaddr);
+int iavf_wait_for_reset(struct iavf_adapter *adapter);
+#endif /* _IAVF_H_ */