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1/* SPDX-License-Identifier: GPL-2.0 */2/* Copyright(c) 2013 - 2018 Intel Corporation. */3 4#ifndef _IAVF_H_5#define _IAVF_H_6 7#include <linux/module.h>8#include <linux/pci.h>9#include <linux/netdevice.h>10#include <linux/vmalloc.h>11#include <linux/interrupt.h>12#include <linux/ethtool.h>13#include <linux/if_vlan.h>14#include <linux/ip.h>15#include <linux/tcp.h>16#include <linux/sctp.h>17#include <linux/ipv6.h>18#include <linux/kernel.h>19#include <linux/bitops.h>20#include <linux/timer.h>21#include <linux/workqueue.h>22#include <linux/wait.h>23#include <linux/delay.h>24#include <linux/gfp.h>25#include <linux/skbuff.h>26#include <linux/dma-mapping.h>27#include <linux/etherdevice.h>28#include <linux/socket.h>29#include <linux/jiffies.h>30#include <net/ip6_checksum.h>31#include <net/pkt_cls.h>32#include <net/pkt_sched.h>33#include <net/udp.h>34#include <net/tc_act/tc_gact.h>35#include <net/tc_act/tc_mirred.h>36#include <net/tc_act/tc_skbedit.h>37 38#include "iavf_type.h"39#include <linux/avf/virtchnl.h>40#include "iavf_txrx.h"41#include "iavf_fdir.h"42#include "iavf_adv_rss.h"43#include <linux/bitmap.h>44 45#define DEFAULT_DEBUG_LEVEL_SHIFT 346#define PFX "iavf: "47 48int iavf_status_to_errno(enum iavf_status status);49int virtchnl_status_to_errno(enum virtchnl_status_code v_status);50 51/* VSI state flags shared with common code */52enum iavf_vsi_state_t {53 __IAVF_VSI_DOWN,54 /* This must be last as it determines the size of the BITMAP */55 __IAVF_VSI_STATE_SIZE__,56};57 58/* dummy struct to make common code less painful */59struct iavf_vsi {60 struct iavf_adapter *back;61 struct net_device *netdev;62 u16 seid;63 u16 id;64 DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__);65 int base_vector;66 u16 qs_handle;67};68 69/* How many Rx Buffers do we bundle into one write to the hardware ? */70#define IAVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */71#define IAVF_DEFAULT_TXD 51272#define IAVF_DEFAULT_RXD 51273#define IAVF_MAX_TXD 409674#define IAVF_MIN_TXD 6475#define IAVF_MAX_RXD 409676#define IAVF_MIN_RXD 6477#define IAVF_REQ_DESCRIPTOR_MULTIPLE 3278#define IAVF_MAX_AQ_BUF_SIZE 409679#define IAVF_AQ_LEN 3280#define IAVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */81 82#define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN)83 84#define IAVF_RX_DESC(R, i) (&(((union iavf_32byte_rx_desc *)((R)->desc))[i]))85#define IAVF_TX_DESC(R, i) (&(((struct iavf_tx_desc *)((R)->desc))[i]))86#define IAVF_TX_CTXTDESC(R, i) \87 (&(((struct iavf_tx_context_desc *)((R)->desc))[i]))88#define IAVF_MAX_REQ_QUEUES 1689 90#define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4)91#define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4)92#define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */93#define IAVF_MBPS_QUANTA 5094 95#define IAVF_VIRTCHNL_VF_RESOURCE_SIZE \96 virtchnl_struct_size((struct virtchnl_vf_resource *)NULL, \97 vsi_res, IAVF_MAX_VF_VSI)98 99/* MAX_MSIX_Q_VECTORS of these are allocated,100 * but we only use one per queue-specific vector.101 */102struct iavf_q_vector {103 struct iavf_adapter *adapter;104 struct iavf_vsi *vsi;105 struct napi_struct napi;106 struct iavf_ring_container rx;107 struct iavf_ring_container tx;108 u32 ring_mask;109 u8 itr_countdown; /* when 0 should adjust adaptive ITR */110 u8 num_ringpairs; /* total number of ring pairs in vector */111 u16 v_idx; /* index in the vsi->q_vector array. */112 u16 reg_idx; /* register index of the interrupt */113 char name[IFNAMSIZ + 15];114 bool arm_wb_state;115 cpumask_t affinity_mask;116 struct irq_affinity_notify affinity_notify;117};118 119/* Helper macros to switch between ints/sec and what the register uses.120 * And yes, it's the same math going both ways. The lowest value121 * supported by all of the iavf hardware is 8.122 */123#define EITR_INTS_PER_SEC_TO_REG(_eitr) \124 ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8)125#define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG126 127#define IAVF_DESC_UNUSED(R) \128 ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \129 (R)->next_to_clean - (R)->next_to_use - 1)130 131#define OTHER_VECTOR 1132#define NONQ_VECS (OTHER_VECTOR)133 134#define MIN_MSIX_Q_VECTORS 1135#define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NONQ_VECS)136 137#define IAVF_QUEUE_END_OF_LIST 0x7FF138#define IAVF_FREE_VECTOR 0x7FFF139struct iavf_mac_filter {140 struct list_head list;141 u8 macaddr[ETH_ALEN];142 struct {143 u8 is_new_mac:1; /* filter is new, wait for PF decision */144 u8 remove:1; /* filter needs to be removed */145 u8 add:1; /* filter needs to be added */146 u8 is_primary:1; /* filter is a default VF MAC */147 u8 add_handled:1; /* received response for filter add */148 u8 padding:3;149 };150};151 152#define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid })153struct iavf_vlan {154 u16 vid;155 u16 tpid;156};157 158enum iavf_vlan_state_t {159 IAVF_VLAN_INVALID,160 IAVF_VLAN_ADD, /* filter needs to be added */161 IAVF_VLAN_IS_NEW, /* filter is new, wait for PF answer */162 IAVF_VLAN_ACTIVE, /* filter is accepted by PF */163 IAVF_VLAN_DISABLE, /* filter needs to be deleted by PF, then marked INACTIVE */164 IAVF_VLAN_INACTIVE, /* filter is inactive, we are in IFF_DOWN */165 IAVF_VLAN_REMOVE, /* filter needs to be removed from list */166};167 168struct iavf_vlan_filter {169 struct list_head list;170 struct iavf_vlan vlan;171 enum iavf_vlan_state_t state;172};173 174#define IAVF_MAX_TRAFFIC_CLASS 4175/* State of traffic class creation */176enum iavf_tc_state_t {177 __IAVF_TC_INVALID, /* no traffic class, default state */178 __IAVF_TC_RUNNING, /* traffic classes have been created */179};180 181/* channel info */182struct iavf_channel_config {183 struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS];184 enum iavf_tc_state_t state;185 u8 total_qps;186};187 188/* State of cloud filter */189enum iavf_cloud_filter_state_t {190 __IAVF_CF_INVALID, /* cloud filter not added */191 __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */192 __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */193 __IAVF_CF_ACTIVE, /* cloud filter is active */194};195 196/* Driver state. The order of these is important! */197enum iavf_state_t {198 __IAVF_STARTUP, /* driver loaded, probe complete */199 __IAVF_REMOVE, /* driver is being unloaded */200 __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */201 __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */202 __IAVF_INIT_EXTENDED_CAPS, /* process extended caps which require aq msg exchange */203 __IAVF_INIT_CONFIG_ADAPTER,204 __IAVF_INIT_SW, /* got resources, setting up structs */205 __IAVF_INIT_FAILED, /* init failed, restarting procedure */206 __IAVF_RESETTING, /* in reset */207 __IAVF_COMM_FAILED, /* communication with PF failed */208 /* Below here, watchdog is running */209 __IAVF_DOWN, /* ready, can be opened */210 __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */211 __IAVF_TESTING, /* in ethtool self-test */212 __IAVF_RUNNING, /* opened, working */213};214 215enum iavf_critical_section_t {216 __IAVF_IN_REMOVE_TASK, /* device being removed */217};218 219#define IAVF_CLOUD_FIELD_OMAC 0x01220#define IAVF_CLOUD_FIELD_IMAC 0x02221#define IAVF_CLOUD_FIELD_IVLAN 0x04222#define IAVF_CLOUD_FIELD_TEN_ID 0x08223#define IAVF_CLOUD_FIELD_IIP 0x10224 225#define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC226#define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC227#define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\228 IAVF_CLOUD_FIELD_IVLAN)229#define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\230 IAVF_CLOUD_FIELD_TEN_ID)231#define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\232 IAVF_CLOUD_FIELD_IMAC |\233 IAVF_CLOUD_FIELD_TEN_ID)234#define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\235 IAVF_CLOUD_FIELD_IVLAN |\236 IAVF_CLOUD_FIELD_TEN_ID)237#define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP238 239/* bookkeeping of cloud filters */240struct iavf_cloud_filter {241 enum iavf_cloud_filter_state_t state;242 struct list_head list;243 struct virtchnl_filter f;244 unsigned long cookie;245 bool del; /* filter needs to be deleted */246 bool add; /* filter needs to be added */247};248 249#define IAVF_RESET_WAIT_MS 10250#define IAVF_RESET_WAIT_DETECTED_COUNT 500251#define IAVF_RESET_WAIT_COMPLETE_COUNT 2000252 253/* board specific private data structure */254struct iavf_adapter {255 struct workqueue_struct *wq;256 struct work_struct reset_task;257 struct work_struct adminq_task;258 struct work_struct finish_config;259 wait_queue_head_t down_waitqueue;260 wait_queue_head_t reset_waitqueue;261 wait_queue_head_t vc_waitqueue;262 struct iavf_q_vector *q_vectors;263 struct list_head vlan_filter_list;264 int num_vlan_filters;265 struct list_head mac_filter_list;266 struct mutex crit_lock;267 /* Lock to protect accesses to MAC and VLAN lists */268 spinlock_t mac_vlan_list_lock;269 char misc_vector_name[IFNAMSIZ + 9];270 int num_active_queues;271 int num_req_queues;272 273 /* TX */274 struct iavf_ring *tx_rings;275 u32 tx_timeout_count;276 u32 tx_desc_count;277 278 /* RX */279 struct iavf_ring *rx_rings;280 u64 hw_csum_rx_error;281 u32 rx_desc_count;282 int num_msix_vectors;283 struct msix_entry *msix_entries;284 285 u32 flags;286#define IAVF_FLAG_RX_CSUM_ENABLED BIT(0)287#define IAVF_FLAG_PF_COMMS_FAILED BIT(3)288#define IAVF_FLAG_RESET_PENDING BIT(4)289#define IAVF_FLAG_RESET_NEEDED BIT(5)290#define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6)291/* BIT(15) is free, was IAVF_FLAG_LEGACY_RX */292#define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16)293#define IAVF_FLAG_QUEUES_DISABLED BIT(17)294#define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18)295#define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20)296#define IAVF_FLAG_FDIR_ENABLED BIT(21)297/* duplicates for common code */298#define IAVF_FLAG_DCB_ENABLED 0299 /* flags for admin queue service task */300 u64 aq_required;301#define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0)302#define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1)303#define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2)304#define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3)305#define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4)306#define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5)307#define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6)308#define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7)309#define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8)310#define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */311#define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10)312/* Newer style, RSS done by the PF so we can ignore hardware vagaries. */313#define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11)314#define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12)315#define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13)316#define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14)317#define IAVF_FLAG_AQ_SET_RSS_HFUNC BIT_ULL(15)318#define IAVF_FLAG_AQ_CONFIGURE_PROMISC_MODE BIT_ULL(16)319#define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19)320#define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20)321#define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21)322#define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22)323#define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23)324#define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24)325#define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25)326#define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26)327#define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27)328#define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28)329#define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29)330#define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30)331#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31)332#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32)333#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33)334#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34)335#define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35)336#define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36)337#define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37)338#define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38)339 340 /* flags for processing extended capability messages during341 * __IAVF_INIT_EXTENDED_CAPS. Each capability exchange requires342 * both a SEND and a RECV step, which must be processed in sequence.343 *344 * During the __IAVF_INIT_EXTENDED_CAPS state, the driver will345 * process one flag at a time during each state loop.346 */347 u64 extended_caps;348#define IAVF_EXTENDED_CAP_SEND_VLAN_V2 BIT_ULL(0)349#define IAVF_EXTENDED_CAP_RECV_VLAN_V2 BIT_ULL(1)350 351#define IAVF_EXTENDED_CAPS \352 (IAVF_EXTENDED_CAP_SEND_VLAN_V2 | \353 IAVF_EXTENDED_CAP_RECV_VLAN_V2)354 355 /* Lock to prevent possible clobbering of356 * current_netdev_promisc_flags357 */358 spinlock_t current_netdev_promisc_flags_lock;359 netdev_features_t current_netdev_promisc_flags;360 361 /* OS defined structs */362 struct net_device *netdev;363 struct pci_dev *pdev;364 365 struct iavf_hw hw; /* defined in iavf_type.h */366 367 enum iavf_state_t state;368 enum iavf_state_t last_state;369 unsigned long crit_section;370 371 struct delayed_work watchdog_task;372 bool link_up;373 enum virtchnl_link_speed link_speed;374 /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set375 * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if376 * this field is valid. This field should be used going forward and the377 * enum virtchnl_link_speed above should be considered the legacy way of378 * storing/communicating link speeds.379 */380 u32 link_speed_mbps;381 382 enum virtchnl_ops current_op;383/* RSS by the PF should be preferred over RSS via other methods. */384#define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \385 VIRTCHNL_VF_OFFLOAD_RSS_PF)386#define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \387 VIRTCHNL_VF_OFFLOAD_RSS_AQ)388#define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \389 (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \390 VIRTCHNL_VF_OFFLOAD_RSS_PF)))391#define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \392 VIRTCHNL_VF_OFFLOAD_VLAN)393#define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \394 VIRTCHNL_VF_OFFLOAD_VLAN_V2)395#define CRC_OFFLOAD_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \396 VIRTCHNL_VF_OFFLOAD_CRC)397#define TC_U32_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \398 VIRTCHNL_VF_OFFLOAD_TC_U32)399#define VLAN_V2_FILTERING_ALLOWED(_a) \400 (VLAN_V2_ALLOWED((_a)) && \401 ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \402 (_a)->vlan_v2_caps.filtering.filtering_support.inner))403#define VLAN_FILTERING_ALLOWED(_a) \404 (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a)))405#define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \406 VIRTCHNL_VF_CAP_ADV_LINK_SPEED)407#define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \408 VIRTCHNL_VF_OFFLOAD_FDIR_PF)409#define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \410 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF)411 struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */412 struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */413 struct virtchnl_version_info pf_version;414#define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \415 ((_a)->pf_version.minor == 1))416 struct virtchnl_vlan_caps vlan_v2_caps;417 u16 msg_enable;418 struct iavf_eth_stats current_stats;419 struct iavf_vsi vsi;420 u32 aq_wait_count;421 /* RSS stuff */422 enum virtchnl_rss_algorithm hfunc;423 u64 hena;424 u16 rss_key_size;425 u16 rss_lut_size;426 u8 *rss_key;427 u8 *rss_lut;428 /* ADQ related members */429 struct iavf_channel_config ch_config;430 u8 num_tc;431 struct list_head cloud_filter_list;432 /* lock to protect access to the cloud filter list */433 spinlock_t cloud_filter_list_lock;434 u16 num_cloud_filters;435 /* snapshot of "num_active_queues" before setup_tc for qdisc add436 * is invoked. This information is useful during qdisc del flow,437 * to restore correct number of queues438 */439 int orig_num_active_queues;440 441#define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */442 u16 fdir_active_fltr;443 u16 raw_fdir_active_fltr;444 struct list_head fdir_list_head;445 spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */446 447 struct list_head adv_rss_list_head;448 spinlock_t adv_rss_lock; /* protect the RSS management list */449};450 451/* Must be called with fdir_fltr_lock lock held */452static inline bool iavf_fdir_max_reached(struct iavf_adapter *adapter)453{454 return adapter->fdir_active_fltr + adapter->raw_fdir_active_fltr >=455 IAVF_MAX_FDIR_FILTERS;456}457 458static inline void459iavf_inc_fdir_active_fltr(struct iavf_adapter *adapter,460 struct iavf_fdir_fltr *fltr)461{462 if (iavf_is_raw_fdir(fltr))463 adapter->raw_fdir_active_fltr++;464 else465 adapter->fdir_active_fltr++;466}467 468static inline void469iavf_dec_fdir_active_fltr(struct iavf_adapter *adapter,470 struct iavf_fdir_fltr *fltr)471{472 if (iavf_is_raw_fdir(fltr))473 adapter->raw_fdir_active_fltr--;474 else475 adapter->fdir_active_fltr--;476}477 478/* Ethtool Private Flags */479 480/* needed by iavf_ethtool.c */481extern char iavf_driver_name[];482 483static inline const char *iavf_state_str(enum iavf_state_t state)484{485 switch (state) {486 case __IAVF_STARTUP:487 return "__IAVF_STARTUP";488 case __IAVF_REMOVE:489 return "__IAVF_REMOVE";490 case __IAVF_INIT_VERSION_CHECK:491 return "__IAVF_INIT_VERSION_CHECK";492 case __IAVF_INIT_GET_RESOURCES:493 return "__IAVF_INIT_GET_RESOURCES";494 case __IAVF_INIT_EXTENDED_CAPS:495 return "__IAVF_INIT_EXTENDED_CAPS";496 case __IAVF_INIT_CONFIG_ADAPTER:497 return "__IAVF_INIT_CONFIG_ADAPTER";498 case __IAVF_INIT_SW:499 return "__IAVF_INIT_SW";500 case __IAVF_INIT_FAILED:501 return "__IAVF_INIT_FAILED";502 case __IAVF_RESETTING:503 return "__IAVF_RESETTING";504 case __IAVF_COMM_FAILED:505 return "__IAVF_COMM_FAILED";506 case __IAVF_DOWN:507 return "__IAVF_DOWN";508 case __IAVF_DOWN_PENDING:509 return "__IAVF_DOWN_PENDING";510 case __IAVF_TESTING:511 return "__IAVF_TESTING";512 case __IAVF_RUNNING:513 return "__IAVF_RUNNING";514 default:515 return "__IAVF_UNKNOWN_STATE";516 }517}518 519static inline void iavf_change_state(struct iavf_adapter *adapter,520 enum iavf_state_t state)521{522 if (adapter->state != state) {523 adapter->last_state = adapter->state;524 adapter->state = state;525 }526 dev_dbg(&adapter->pdev->dev,527 "state transition from:%s to:%s\n",528 iavf_state_str(adapter->last_state),529 iavf_state_str(adapter->state));530}531 532int iavf_up(struct iavf_adapter *adapter);533void iavf_down(struct iavf_adapter *adapter);534int iavf_process_config(struct iavf_adapter *adapter);535int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter);536void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags);537void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags);538void iavf_schedule_finish_config(struct iavf_adapter *adapter);539void iavf_reset(struct iavf_adapter *adapter);540void iavf_set_ethtool_ops(struct net_device *netdev);541void iavf_update_stats(struct iavf_adapter *adapter);542void iavf_free_all_tx_resources(struct iavf_adapter *adapter);543void iavf_free_all_rx_resources(struct iavf_adapter *adapter);544 545void iavf_napi_add_all(struct iavf_adapter *adapter);546void iavf_napi_del_all(struct iavf_adapter *adapter);547 548int iavf_send_api_ver(struct iavf_adapter *adapter);549int iavf_verify_api_ver(struct iavf_adapter *adapter);550int iavf_send_vf_config_msg(struct iavf_adapter *adapter);551int iavf_get_vf_config(struct iavf_adapter *adapter);552int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter);553int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter);554void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter);555u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter);556void iavf_irq_enable(struct iavf_adapter *adapter, bool flush);557void iavf_configure_queues(struct iavf_adapter *adapter);558void iavf_deconfigure_queues(struct iavf_adapter *adapter);559void iavf_enable_queues(struct iavf_adapter *adapter);560void iavf_disable_queues(struct iavf_adapter *adapter);561void iavf_map_queues(struct iavf_adapter *adapter);562int iavf_request_queues(struct iavf_adapter *adapter, int num);563void iavf_add_ether_addrs(struct iavf_adapter *adapter);564void iavf_del_ether_addrs(struct iavf_adapter *adapter);565void iavf_add_vlans(struct iavf_adapter *adapter);566void iavf_del_vlans(struct iavf_adapter *adapter);567void iavf_set_promiscuous(struct iavf_adapter *adapter);568bool iavf_promiscuous_mode_changed(struct iavf_adapter *adapter);569void iavf_request_stats(struct iavf_adapter *adapter);570int iavf_request_reset(struct iavf_adapter *adapter);571void iavf_get_hena(struct iavf_adapter *adapter);572void iavf_set_hena(struct iavf_adapter *adapter);573void iavf_set_rss_key(struct iavf_adapter *adapter);574void iavf_set_rss_lut(struct iavf_adapter *adapter);575void iavf_set_rss_hfunc(struct iavf_adapter *adapter);576void iavf_enable_vlan_stripping(struct iavf_adapter *adapter);577void iavf_disable_vlan_stripping(struct iavf_adapter *adapter);578void iavf_virtchnl_completion(struct iavf_adapter *adapter,579 enum virtchnl_ops v_opcode,580 enum iavf_status v_retval, u8 *msg, u16 msglen);581int iavf_config_rss(struct iavf_adapter *adapter);582int iavf_lan_add_device(struct iavf_adapter *adapter);583int iavf_lan_del_device(struct iavf_adapter *adapter);584void iavf_enable_channels(struct iavf_adapter *adapter);585void iavf_disable_channels(struct iavf_adapter *adapter);586void iavf_add_cloud_filter(struct iavf_adapter *adapter);587void iavf_del_cloud_filter(struct iavf_adapter *adapter);588void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);589void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid);590void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);591void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid);592void iavf_add_fdir_filter(struct iavf_adapter *adapter);593void iavf_del_fdir_filter(struct iavf_adapter *adapter);594void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter);595void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter);596struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter,597 const u8 *macaddr);598int iavf_wait_for_reset(struct iavf_adapter *adapter);599#endif /* _IAVF_H_ */600