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/aer.h> 10 #include <linux/netdevice.h> 11 #include <linux/vmalloc.h> 12 #include <linux/interrupt.h> 13 #include <linux/ethtool.h> 14 #include <linux/if_vlan.h> 15 #include <linux/ip.h> 16 #include <linux/tcp.h> 17 #include <linux/sctp.h> 18 #include <linux/ipv6.h> 19 #include <linux/kernel.h> 20 #include <linux/bitops.h> 21 #include <linux/timer.h> 22 #include <linux/workqueue.h> 23 #include <linux/wait.h> 24 #include <linux/delay.h> 25 #include <linux/gfp.h> 26 #include <linux/skbuff.h> 27 #include <linux/dma-mapping.h> 28 #include <linux/etherdevice.h> 29 #include <linux/socket.h> 30 #include <linux/jiffies.h> 31 #include <net/ip6_checksum.h> 32 #include <net/pkt_cls.h> 33 #include <net/udp.h> 34 #include <net/tc_act/tc_gact.h> 35 #include <net/tc_act/tc_mirred.h> 36 37 #include "iavf_type.h" 38 #include <linux/avf/virtchnl.h> 39 #include "iavf_txrx.h" 40 #include "iavf_fdir.h" 41 #include "iavf_adv_rss.h" 42 #include <linux/bitmap.h> 43 44 #define DEFAULT_DEBUG_LEVEL_SHIFT 3 45 #define PFX "iavf: " 46 47 /* VSI state flags shared with common code */ 48 enum iavf_vsi_state_t { 49 __IAVF_VSI_DOWN, 50 /* This must be last as it determines the size of the BITMAP */ 51 __IAVF_VSI_STATE_SIZE__, 52 }; 53 54 /* dummy struct to make common code less painful */ 55 struct iavf_vsi { 56 struct iavf_adapter *back; 57 struct net_device *netdev; 58 unsigned long active_cvlans[BITS_TO_LONGS(VLAN_N_VID)]; 59 unsigned long active_svlans[BITS_TO_LONGS(VLAN_N_VID)]; 60 u16 seid; 61 u16 id; 62 DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__); 63 int base_vector; 64 u16 work_limit; 65 u16 qs_handle; 66 void *priv; /* client driver data reference. */ 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 512 72 #define IAVF_DEFAULT_RXD 512 73 #define IAVF_MAX_TXD 4096 74 #define IAVF_MIN_TXD 64 75 #define IAVF_MAX_RXD 4096 76 #define IAVF_MIN_RXD 64 77 #define IAVF_REQ_DESCRIPTOR_MULTIPLE 32 78 #define IAVF_MAX_AQ_BUF_SIZE 4096 79 #define IAVF_AQ_LEN 32 80 #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 16 89 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 94 #define IAVF_VIRTCHNL_VF_RESOURCE_SIZE (sizeof(struct virtchnl_vf_resource) + \ 95 (IAVF_MAX_VF_VSI * \ 96 sizeof(struct virtchnl_vsi_resource))) 97 98 /* MAX_MSIX_Q_VECTORS of these are allocated, 99 * but we only use one per queue-specific vector. 100 */ 101 struct iavf_q_vector { 102 struct iavf_adapter *adapter; 103 struct iavf_vsi *vsi; 104 struct napi_struct napi; 105 struct iavf_ring_container rx; 106 struct iavf_ring_container tx; 107 u32 ring_mask; 108 u8 itr_countdown; /* when 0 should adjust adaptive ITR */ 109 u8 num_ringpairs; /* total number of ring pairs in vector */ 110 u16 v_idx; /* index in the vsi->q_vector array. */ 111 u16 reg_idx; /* register index of the interrupt */ 112 char name[IFNAMSIZ + 15]; 113 bool arm_wb_state; 114 cpumask_t affinity_mask; 115 struct irq_affinity_notify affinity_notify; 116 }; 117 118 /* Helper macros to switch between ints/sec and what the register uses. 119 * And yes, it's the same math going both ways. The lowest value 120 * supported by all of the iavf hardware is 8. 121 */ 122 #define EITR_INTS_PER_SEC_TO_REG(_eitr) \ 123 ((_eitr) ? (1000000000 / ((_eitr) * 256)) : 8) 124 #define EITR_REG_TO_INTS_PER_SEC EITR_INTS_PER_SEC_TO_REG 125 126 #define IAVF_DESC_UNUSED(R) \ 127 ((((R)->next_to_clean > (R)->next_to_use) ? 0 : (R)->count) + \ 128 (R)->next_to_clean - (R)->next_to_use - 1) 129 130 #define OTHER_VECTOR 1 131 #define NONQ_VECS (OTHER_VECTOR) 132 133 #define MIN_MSIX_Q_VECTORS 1 134 #define MIN_MSIX_COUNT (MIN_MSIX_Q_VECTORS + NONQ_VECS) 135 136 #define IAVF_QUEUE_END_OF_LIST 0x7FF 137 #define IAVF_FREE_VECTOR 0x7FFF 138 struct iavf_mac_filter { 139 struct list_head list; 140 u8 macaddr[ETH_ALEN]; 141 struct { 142 u8 is_new_mac:1; /* filter is new, wait for PF decision */ 143 u8 remove:1; /* filter needs to be removed */ 144 u8 add:1; /* filter needs to be added */ 145 u8 is_primary:1; /* filter is a default VF MAC */ 146 u8 padding:4; 147 }; 148 }; 149 150 #define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid }) 151 struct iavf_vlan { 152 u16 vid; 153 u16 tpid; 154 }; 155 156 struct iavf_vlan_filter { 157 struct list_head list; 158 struct iavf_vlan vlan; 159 bool remove; /* filter needs to be removed */ 160 bool add; /* filter needs to be added */ 161 }; 162 163 #define IAVF_MAX_TRAFFIC_CLASS 4 164 /* State of traffic class creation */ 165 enum iavf_tc_state_t { 166 __IAVF_TC_INVALID, /* no traffic class, default state */ 167 __IAVF_TC_RUNNING, /* traffic classes have been created */ 168 }; 169 170 /* channel info */ 171 struct iavf_channel_config { 172 struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS]; 173 enum iavf_tc_state_t state; 174 u8 total_qps; 175 }; 176 177 /* State of cloud filter */ 178 enum iavf_cloud_filter_state_t { 179 __IAVF_CF_INVALID, /* cloud filter not added */ 180 __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */ 181 __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */ 182 __IAVF_CF_ACTIVE, /* cloud filter is active */ 183 }; 184 185 /* Driver state. The order of these is important! */ 186 enum iavf_state_t { 187 __IAVF_STARTUP, /* driver loaded, probe complete */ 188 __IAVF_REMOVE, /* driver is being unloaded */ 189 __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */ 190 __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */ 191 __IAVF_INIT_GET_OFFLOAD_VLAN_V2_CAPS, 192 __IAVF_INIT_CONFIG_ADAPTER, 193 __IAVF_INIT_SW, /* got resources, setting up structs */ 194 __IAVF_INIT_FAILED, /* init failed, restarting procedure */ 195 __IAVF_RESETTING, /* in reset */ 196 __IAVF_COMM_FAILED, /* communication with PF failed */ 197 /* Below here, watchdog is running */ 198 __IAVF_DOWN, /* ready, can be opened */ 199 __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */ 200 __IAVF_TESTING, /* in ethtool self-test */ 201 __IAVF_RUNNING, /* opened, working */ 202 }; 203 204 enum iavf_critical_section_t { 205 __IAVF_IN_REMOVE_TASK, /* device being removed */ 206 }; 207 208 #define IAVF_CLOUD_FIELD_OMAC 0x01 209 #define IAVF_CLOUD_FIELD_IMAC 0x02 210 #define IAVF_CLOUD_FIELD_IVLAN 0x04 211 #define IAVF_CLOUD_FIELD_TEN_ID 0x08 212 #define IAVF_CLOUD_FIELD_IIP 0x10 213 214 #define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC 215 #define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC 216 #define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\ 217 IAVF_CLOUD_FIELD_IVLAN) 218 #define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\ 219 IAVF_CLOUD_FIELD_TEN_ID) 220 #define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\ 221 IAVF_CLOUD_FIELD_IMAC |\ 222 IAVF_CLOUD_FIELD_TEN_ID) 223 #define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\ 224 IAVF_CLOUD_FIELD_IVLAN |\ 225 IAVF_CLOUD_FIELD_TEN_ID) 226 #define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP 227 228 /* bookkeeping of cloud filters */ 229 struct iavf_cloud_filter { 230 enum iavf_cloud_filter_state_t state; 231 struct list_head list; 232 struct virtchnl_filter f; 233 unsigned long cookie; 234 bool del; /* filter needs to be deleted */ 235 bool add; /* filter needs to be added */ 236 }; 237 238 #define IAVF_RESET_WAIT_MS 10 239 #define IAVF_RESET_WAIT_DETECTED_COUNT 500 240 #define IAVF_RESET_WAIT_COMPLETE_COUNT 2000 241 242 /* board specific private data structure */ 243 struct iavf_adapter { 244 struct work_struct reset_task; 245 struct work_struct adminq_task; 246 struct delayed_work client_task; 247 wait_queue_head_t down_waitqueue; 248 struct iavf_q_vector *q_vectors; 249 struct list_head vlan_filter_list; 250 struct list_head mac_filter_list; 251 struct mutex crit_lock; 252 struct mutex client_lock; 253 /* Lock to protect accesses to MAC and VLAN lists */ 254 spinlock_t mac_vlan_list_lock; 255 char misc_vector_name[IFNAMSIZ + 9]; 256 int num_active_queues; 257 int num_req_queues; 258 259 /* TX */ 260 struct iavf_ring *tx_rings; 261 u32 tx_timeout_count; 262 u32 tx_desc_count; 263 264 /* RX */ 265 struct iavf_ring *rx_rings; 266 u64 hw_csum_rx_error; 267 u32 rx_desc_count; 268 int num_msix_vectors; 269 int num_iwarp_msix; 270 int iwarp_base_vector; 271 u32 client_pending; 272 struct iavf_client_instance *cinst; 273 struct msix_entry *msix_entries; 274 275 u32 flags; 276 #define IAVF_FLAG_RX_CSUM_ENABLED BIT(0) 277 #define IAVF_FLAG_PF_COMMS_FAILED BIT(3) 278 #define IAVF_FLAG_RESET_PENDING BIT(4) 279 #define IAVF_FLAG_RESET_NEEDED BIT(5) 280 #define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6) 281 #define IAVF_FLAG_SERVICE_CLIENT_REQUESTED BIT(9) 282 #define IAVF_FLAG_CLIENT_NEEDS_OPEN BIT(10) 283 #define IAVF_FLAG_CLIENT_NEEDS_CLOSE BIT(11) 284 #define IAVF_FLAG_CLIENT_NEEDS_L2_PARAMS BIT(12) 285 #define IAVF_FLAG_PROMISC_ON BIT(13) 286 #define IAVF_FLAG_ALLMULTI_ON BIT(14) 287 #define IAVF_FLAG_LEGACY_RX BIT(15) 288 #define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16) 289 #define IAVF_FLAG_QUEUES_DISABLED BIT(17) 290 #define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18) 291 #define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20) 292 /* duplicates for common code */ 293 #define IAVF_FLAG_DCB_ENABLED 0 294 /* flags for admin queue service task */ 295 u64 aq_required; 296 #define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0) 297 #define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1) 298 #define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2) 299 #define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3) 300 #define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4) 301 #define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5) 302 #define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6) 303 #define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7) 304 #define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8) 305 #define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */ 306 #define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10) 307 /* Newer style, RSS done by the PF so we can ignore hardware vagaries. */ 308 #define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11) 309 #define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12) 310 #define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13) 311 #define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14) 312 #define IAVF_FLAG_AQ_REQUEST_PROMISC BIT_ULL(15) 313 #define IAVF_FLAG_AQ_RELEASE_PROMISC BIT_ULL(16) 314 #define IAVF_FLAG_AQ_REQUEST_ALLMULTI BIT_ULL(17) 315 #define IAVF_FLAG_AQ_RELEASE_ALLMULTI BIT_ULL(18) 316 #define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19) 317 #define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20) 318 #define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21) 319 #define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22) 320 #define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23) 321 #define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24) 322 #define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25) 323 #define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26) 324 #define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27) 325 #define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28) 326 #define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29) 327 #define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30) 328 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31) 329 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32) 330 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33) 331 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34) 332 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35) 333 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36) 334 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37) 335 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38) 336 337 /* OS defined structs */ 338 struct net_device *netdev; 339 struct pci_dev *pdev; 340 341 struct iavf_hw hw; /* defined in iavf_type.h */ 342 343 enum iavf_state_t state; 344 enum iavf_state_t last_state; 345 unsigned long crit_section; 346 347 struct delayed_work watchdog_task; 348 bool netdev_registered; 349 bool link_up; 350 enum virtchnl_link_speed link_speed; 351 /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set 352 * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if 353 * this field is valid. This field should be used going forward and the 354 * enum virtchnl_link_speed above should be considered the legacy way of 355 * storing/communicating link speeds. 356 */ 357 u32 link_speed_mbps; 358 359 enum virtchnl_ops current_op; 360 #define CLIENT_ALLOWED(_a) ((_a)->vf_res ? \ 361 (_a)->vf_res->vf_cap_flags & \ 362 VIRTCHNL_VF_OFFLOAD_IWARP : \ 363 0) 364 #define CLIENT_ENABLED(_a) ((_a)->cinst) 365 /* RSS by the PF should be preferred over RSS via other methods. */ 366 #define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \ 367 VIRTCHNL_VF_OFFLOAD_RSS_PF) 368 #define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \ 369 VIRTCHNL_VF_OFFLOAD_RSS_AQ) 370 #define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \ 371 (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \ 372 VIRTCHNL_VF_OFFLOAD_RSS_PF))) 373 #define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \ 374 VIRTCHNL_VF_OFFLOAD_VLAN) 375 #define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \ 376 VIRTCHNL_VF_OFFLOAD_VLAN_V2) 377 #define VLAN_V2_FILTERING_ALLOWED(_a) \ 378 (VLAN_V2_ALLOWED((_a)) && \ 379 ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \ 380 (_a)->vlan_v2_caps.filtering.filtering_support.inner)) 381 #define VLAN_FILTERING_ALLOWED(_a) \ 382 (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a))) 383 #define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 384 VIRTCHNL_VF_CAP_ADV_LINK_SPEED) 385 #define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 386 VIRTCHNL_VF_OFFLOAD_FDIR_PF) 387 #define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 388 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF) 389 struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */ 390 struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */ 391 struct virtchnl_version_info pf_version; 392 #define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \ 393 ((_a)->pf_version.minor == 1)) 394 struct virtchnl_vlan_caps vlan_v2_caps; 395 u16 msg_enable; 396 struct iavf_eth_stats current_stats; 397 struct iavf_vsi vsi; 398 u32 aq_wait_count; 399 /* RSS stuff */ 400 u64 hena; 401 u16 rss_key_size; 402 u16 rss_lut_size; 403 u8 *rss_key; 404 u8 *rss_lut; 405 /* ADQ related members */ 406 struct iavf_channel_config ch_config; 407 u8 num_tc; 408 struct list_head cloud_filter_list; 409 /* lock to protect access to the cloud filter list */ 410 spinlock_t cloud_filter_list_lock; 411 u16 num_cloud_filters; 412 413 #define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */ 414 u16 fdir_active_fltr; 415 struct list_head fdir_list_head; 416 spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */ 417 418 struct list_head adv_rss_list_head; 419 spinlock_t adv_rss_lock; /* protect the RSS management list */ 420 }; 421 422 423 /* Ethtool Private Flags */ 424 425 /* lan device, used by client interface */ 426 struct iavf_device { 427 struct list_head list; 428 struct iavf_adapter *vf; 429 }; 430 431 /* needed by iavf_ethtool.c */ 432 extern char iavf_driver_name[]; 433 extern struct workqueue_struct *iavf_wq; 434 435 static inline const char *iavf_state_str(enum iavf_state_t state) 436 { 437 switch (state) { 438 case __IAVF_STARTUP: 439 return "__IAVF_STARTUP"; 440 case __IAVF_REMOVE: 441 return "__IAVF_REMOVE"; 442 case __IAVF_INIT_VERSION_CHECK: 443 return "__IAVF_INIT_VERSION_CHECK"; 444 case __IAVF_INIT_GET_RESOURCES: 445 return "__IAVF_INIT_GET_RESOURCES"; 446 case __IAVF_INIT_SW: 447 return "__IAVF_INIT_SW"; 448 case __IAVF_INIT_FAILED: 449 return "__IAVF_INIT_FAILED"; 450 case __IAVF_RESETTING: 451 return "__IAVF_RESETTING"; 452 case __IAVF_COMM_FAILED: 453 return "__IAVF_COMM_FAILED"; 454 case __IAVF_DOWN: 455 return "__IAVF_DOWN"; 456 case __IAVF_DOWN_PENDING: 457 return "__IAVF_DOWN_PENDING"; 458 case __IAVF_TESTING: 459 return "__IAVF_TESTING"; 460 case __IAVF_RUNNING: 461 return "__IAVF_RUNNING"; 462 default: 463 return "__IAVF_UNKNOWN_STATE"; 464 } 465 } 466 467 static inline void iavf_change_state(struct iavf_adapter *adapter, 468 enum iavf_state_t state) 469 { 470 if (adapter->state != state) { 471 adapter->last_state = adapter->state; 472 adapter->state = state; 473 } 474 dev_dbg(&adapter->pdev->dev, 475 "state transition from:%s to:%s\n", 476 iavf_state_str(adapter->last_state), 477 iavf_state_str(adapter->state)); 478 } 479 480 int iavf_up(struct iavf_adapter *adapter); 481 void iavf_down(struct iavf_adapter *adapter); 482 int iavf_process_config(struct iavf_adapter *adapter); 483 int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter); 484 void iavf_schedule_reset(struct iavf_adapter *adapter); 485 void iavf_schedule_request_stats(struct iavf_adapter *adapter); 486 void iavf_reset(struct iavf_adapter *adapter); 487 void iavf_set_ethtool_ops(struct net_device *netdev); 488 void iavf_update_stats(struct iavf_adapter *adapter); 489 void iavf_reset_interrupt_capability(struct iavf_adapter *adapter); 490 int iavf_init_interrupt_scheme(struct iavf_adapter *adapter); 491 void iavf_irq_enable_queues(struct iavf_adapter *adapter, u32 mask); 492 void iavf_free_all_tx_resources(struct iavf_adapter *adapter); 493 void iavf_free_all_rx_resources(struct iavf_adapter *adapter); 494 495 void iavf_napi_add_all(struct iavf_adapter *adapter); 496 void iavf_napi_del_all(struct iavf_adapter *adapter); 497 498 int iavf_send_api_ver(struct iavf_adapter *adapter); 499 int iavf_verify_api_ver(struct iavf_adapter *adapter); 500 int iavf_send_vf_config_msg(struct iavf_adapter *adapter); 501 int iavf_get_vf_config(struct iavf_adapter *adapter); 502 int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter); 503 int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter); 504 void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter); 505 void iavf_irq_enable(struct iavf_adapter *adapter, bool flush); 506 void iavf_configure_queues(struct iavf_adapter *adapter); 507 void iavf_deconfigure_queues(struct iavf_adapter *adapter); 508 void iavf_enable_queues(struct iavf_adapter *adapter); 509 void iavf_disable_queues(struct iavf_adapter *adapter); 510 void iavf_map_queues(struct iavf_adapter *adapter); 511 int iavf_request_queues(struct iavf_adapter *adapter, int num); 512 void iavf_add_ether_addrs(struct iavf_adapter *adapter); 513 void iavf_del_ether_addrs(struct iavf_adapter *adapter); 514 void iavf_add_vlans(struct iavf_adapter *adapter); 515 void iavf_del_vlans(struct iavf_adapter *adapter); 516 void iavf_set_promiscuous(struct iavf_adapter *adapter, int flags); 517 void iavf_request_stats(struct iavf_adapter *adapter); 518 void iavf_request_reset(struct iavf_adapter *adapter); 519 void iavf_get_hena(struct iavf_adapter *adapter); 520 void iavf_set_hena(struct iavf_adapter *adapter); 521 void iavf_set_rss_key(struct iavf_adapter *adapter); 522 void iavf_set_rss_lut(struct iavf_adapter *adapter); 523 void iavf_enable_vlan_stripping(struct iavf_adapter *adapter); 524 void iavf_disable_vlan_stripping(struct iavf_adapter *adapter); 525 void iavf_virtchnl_completion(struct iavf_adapter *adapter, 526 enum virtchnl_ops v_opcode, 527 enum iavf_status v_retval, u8 *msg, u16 msglen); 528 int iavf_config_rss(struct iavf_adapter *adapter); 529 int iavf_lan_add_device(struct iavf_adapter *adapter); 530 int iavf_lan_del_device(struct iavf_adapter *adapter); 531 void iavf_client_subtask(struct iavf_adapter *adapter); 532 void iavf_notify_client_message(struct iavf_vsi *vsi, u8 *msg, u16 len); 533 void iavf_notify_client_l2_params(struct iavf_vsi *vsi); 534 void iavf_notify_client_open(struct iavf_vsi *vsi); 535 void iavf_notify_client_close(struct iavf_vsi *vsi, bool reset); 536 void iavf_enable_channels(struct iavf_adapter *adapter); 537 void iavf_disable_channels(struct iavf_adapter *adapter); 538 void iavf_add_cloud_filter(struct iavf_adapter *adapter); 539 void iavf_del_cloud_filter(struct iavf_adapter *adapter); 540 void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); 541 void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); 542 void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); 543 void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); 544 void 545 iavf_set_vlan_offload_features(struct iavf_adapter *adapter, 546 netdev_features_t prev_features, 547 netdev_features_t features); 548 void iavf_add_fdir_filter(struct iavf_adapter *adapter); 549 void iavf_del_fdir_filter(struct iavf_adapter *adapter); 550 void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter); 551 void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter); 552 struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter, 553 const u8 *macaddr); 554 int iavf_lock_timeout(struct mutex *lock, unsigned int msecs); 555 #endif /* _IAVF_H_ */ 556