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 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 int iavf_status_to_errno(enum iavf_status status); 48 int virtchnl_status_to_errno(enum virtchnl_status_code v_status); 49 50 /* VSI state flags shared with common code */ 51 enum iavf_vsi_state_t { 52 __IAVF_VSI_DOWN, 53 /* This must be last as it determines the size of the BITMAP */ 54 __IAVF_VSI_STATE_SIZE__, 55 }; 56 57 /* dummy struct to make common code less painful */ 58 struct iavf_vsi { 59 struct iavf_adapter *back; 60 struct net_device *netdev; 61 u16 seid; 62 u16 id; 63 DECLARE_BITMAP(state, __IAVF_VSI_STATE_SIZE__); 64 int base_vector; 65 u16 qs_handle; 66 }; 67 68 /* How many Rx Buffers do we bundle into one write to the hardware ? */ 69 #define IAVF_RX_BUFFER_WRITE 16 /* Must be power of 2 */ 70 #define IAVF_DEFAULT_TXD 512 71 #define IAVF_DEFAULT_RXD 512 72 #define IAVF_MAX_TXD 4096 73 #define IAVF_MIN_TXD 64 74 #define IAVF_MAX_RXD 4096 75 #define IAVF_MIN_RXD 64 76 #define IAVF_REQ_DESCRIPTOR_MULTIPLE 32 77 #define IAVF_MAX_AQ_BUF_SIZE 4096 78 #define IAVF_AQ_LEN 32 79 #define IAVF_AQ_MAX_ERR 20 /* times to try before resetting AQ */ 80 81 #define MAXIMUM_ETHERNET_VLAN_SIZE (VLAN_ETH_FRAME_LEN + ETH_FCS_LEN) 82 83 #define IAVF_RX_DESC(R, i) (&(((union iavf_32byte_rx_desc *)((R)->desc))[i])) 84 #define IAVF_TX_DESC(R, i) (&(((struct iavf_tx_desc *)((R)->desc))[i])) 85 #define IAVF_TX_CTXTDESC(R, i) \ 86 (&(((struct iavf_tx_context_desc *)((R)->desc))[i])) 87 #define IAVF_MAX_REQ_QUEUES 16 88 89 #define IAVF_HKEY_ARRAY_SIZE ((IAVF_VFQF_HKEY_MAX_INDEX + 1) * 4) 90 #define IAVF_HLUT_ARRAY_SIZE ((IAVF_VFQF_HLUT_MAX_INDEX + 1) * 4) 91 #define IAVF_MBPS_DIVISOR 125000 /* divisor to convert to Mbps */ 92 #define IAVF_MBPS_QUANTA 50 93 94 #define IAVF_VIRTCHNL_VF_RESOURCE_SIZE \ 95 virtchnl_struct_size((struct virtchnl_vf_resource *)NULL, \ 96 vsi_res, IAVF_MAX_VF_VSI) 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 add_handled:1; /* received response for filter add */ 147 u8 padding:3; 148 }; 149 }; 150 151 #define IAVF_VLAN(vid, tpid) ((struct iavf_vlan){ vid, tpid }) 152 struct iavf_vlan { 153 u16 vid; 154 u16 tpid; 155 }; 156 157 enum iavf_vlan_state_t { 158 IAVF_VLAN_INVALID, 159 IAVF_VLAN_ADD, /* filter needs to be added */ 160 IAVF_VLAN_IS_NEW, /* filter is new, wait for PF answer */ 161 IAVF_VLAN_ACTIVE, /* filter is accepted by PF */ 162 IAVF_VLAN_DISABLE, /* filter needs to be deleted by PF, then marked INACTIVE */ 163 IAVF_VLAN_INACTIVE, /* filter is inactive, we are in IFF_DOWN */ 164 IAVF_VLAN_REMOVE, /* filter needs to be removed from list */ 165 }; 166 167 struct iavf_vlan_filter { 168 struct list_head list; 169 struct iavf_vlan vlan; 170 enum iavf_vlan_state_t state; 171 }; 172 173 #define IAVF_MAX_TRAFFIC_CLASS 4 174 /* State of traffic class creation */ 175 enum iavf_tc_state_t { 176 __IAVF_TC_INVALID, /* no traffic class, default state */ 177 __IAVF_TC_RUNNING, /* traffic classes have been created */ 178 }; 179 180 /* channel info */ 181 struct iavf_channel_config { 182 struct virtchnl_channel_info ch_info[IAVF_MAX_TRAFFIC_CLASS]; 183 enum iavf_tc_state_t state; 184 u8 total_qps; 185 }; 186 187 /* State of cloud filter */ 188 enum iavf_cloud_filter_state_t { 189 __IAVF_CF_INVALID, /* cloud filter not added */ 190 __IAVF_CF_ADD_PENDING, /* cloud filter pending add by the PF */ 191 __IAVF_CF_DEL_PENDING, /* cloud filter pending del by the PF */ 192 __IAVF_CF_ACTIVE, /* cloud filter is active */ 193 }; 194 195 /* Driver state. The order of these is important! */ 196 enum iavf_state_t { 197 __IAVF_STARTUP, /* driver loaded, probe complete */ 198 __IAVF_REMOVE, /* driver is being unloaded */ 199 __IAVF_INIT_VERSION_CHECK, /* aq msg sent, awaiting reply */ 200 __IAVF_INIT_GET_RESOURCES, /* aq msg sent, awaiting reply */ 201 __IAVF_INIT_EXTENDED_CAPS, /* process extended caps which require aq msg exchange */ 202 __IAVF_INIT_CONFIG_ADAPTER, 203 __IAVF_INIT_SW, /* got resources, setting up structs */ 204 __IAVF_INIT_FAILED, /* init failed, restarting procedure */ 205 __IAVF_RESETTING, /* in reset */ 206 __IAVF_COMM_FAILED, /* communication with PF failed */ 207 /* Below here, watchdog is running */ 208 __IAVF_DOWN, /* ready, can be opened */ 209 __IAVF_DOWN_PENDING, /* descending, waiting for watchdog */ 210 __IAVF_TESTING, /* in ethtool self-test */ 211 __IAVF_RUNNING, /* opened, working */ 212 }; 213 214 enum iavf_critical_section_t { 215 __IAVF_IN_REMOVE_TASK, /* device being removed */ 216 }; 217 218 #define IAVF_CLOUD_FIELD_OMAC 0x01 219 #define IAVF_CLOUD_FIELD_IMAC 0x02 220 #define IAVF_CLOUD_FIELD_IVLAN 0x04 221 #define IAVF_CLOUD_FIELD_TEN_ID 0x08 222 #define IAVF_CLOUD_FIELD_IIP 0x10 223 224 #define IAVF_CF_FLAGS_OMAC IAVF_CLOUD_FIELD_OMAC 225 #define IAVF_CF_FLAGS_IMAC IAVF_CLOUD_FIELD_IMAC 226 #define IAVF_CF_FLAGS_IMAC_IVLAN (IAVF_CLOUD_FIELD_IMAC |\ 227 IAVF_CLOUD_FIELD_IVLAN) 228 #define IAVF_CF_FLAGS_IMAC_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\ 229 IAVF_CLOUD_FIELD_TEN_ID) 230 #define IAVF_CF_FLAGS_OMAC_TEN_ID_IMAC (IAVF_CLOUD_FIELD_OMAC |\ 231 IAVF_CLOUD_FIELD_IMAC |\ 232 IAVF_CLOUD_FIELD_TEN_ID) 233 #define IAVF_CF_FLAGS_IMAC_IVLAN_TEN_ID (IAVF_CLOUD_FIELD_IMAC |\ 234 IAVF_CLOUD_FIELD_IVLAN |\ 235 IAVF_CLOUD_FIELD_TEN_ID) 236 #define IAVF_CF_FLAGS_IIP IAVF_CLOUD_FIELD_IIP 237 238 /* bookkeeping of cloud filters */ 239 struct iavf_cloud_filter { 240 enum iavf_cloud_filter_state_t state; 241 struct list_head list; 242 struct virtchnl_filter f; 243 unsigned long cookie; 244 bool del; /* filter needs to be deleted */ 245 bool add; /* filter needs to be added */ 246 }; 247 248 #define IAVF_RESET_WAIT_MS 10 249 #define IAVF_RESET_WAIT_DETECTED_COUNT 500 250 #define IAVF_RESET_WAIT_COMPLETE_COUNT 2000 251 252 /* board specific private data structure */ 253 struct iavf_adapter { 254 struct workqueue_struct *wq; 255 struct work_struct reset_task; 256 struct work_struct adminq_task; 257 struct work_struct finish_config; 258 wait_queue_head_t down_waitqueue; 259 wait_queue_head_t reset_waitqueue; 260 wait_queue_head_t vc_waitqueue; 261 struct iavf_q_vector *q_vectors; 262 struct list_head vlan_filter_list; 263 int num_vlan_filters; 264 struct list_head mac_filter_list; 265 struct mutex crit_lock; 266 /* Lock to protect accesses to MAC and VLAN lists */ 267 spinlock_t mac_vlan_list_lock; 268 char misc_vector_name[IFNAMSIZ + 9]; 269 int num_active_queues; 270 int num_req_queues; 271 272 /* TX */ 273 struct iavf_ring *tx_rings; 274 u32 tx_timeout_count; 275 u32 tx_desc_count; 276 277 /* RX */ 278 struct iavf_ring *rx_rings; 279 u64 hw_csum_rx_error; 280 u32 rx_desc_count; 281 int num_msix_vectors; 282 struct msix_entry *msix_entries; 283 284 u32 flags; 285 #define IAVF_FLAG_RX_CSUM_ENABLED BIT(0) 286 #define IAVF_FLAG_PF_COMMS_FAILED BIT(3) 287 #define IAVF_FLAG_RESET_PENDING BIT(4) 288 #define IAVF_FLAG_RESET_NEEDED BIT(5) 289 #define IAVF_FLAG_WB_ON_ITR_CAPABLE BIT(6) 290 /* BIT(15) is free, was IAVF_FLAG_LEGACY_RX */ 291 #define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16) 292 #define IAVF_FLAG_QUEUES_DISABLED BIT(17) 293 #define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18) 294 #define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20) 295 #define IAVF_FLAG_FDIR_ENABLED BIT(21) 296 /* duplicates for common code */ 297 #define IAVF_FLAG_DCB_ENABLED 0 298 /* flags for admin queue service task */ 299 u64 aq_required; 300 #define IAVF_FLAG_AQ_ENABLE_QUEUES BIT_ULL(0) 301 #define IAVF_FLAG_AQ_DISABLE_QUEUES BIT_ULL(1) 302 #define IAVF_FLAG_AQ_ADD_MAC_FILTER BIT_ULL(2) 303 #define IAVF_FLAG_AQ_ADD_VLAN_FILTER BIT_ULL(3) 304 #define IAVF_FLAG_AQ_DEL_MAC_FILTER BIT_ULL(4) 305 #define IAVF_FLAG_AQ_DEL_VLAN_FILTER BIT_ULL(5) 306 #define IAVF_FLAG_AQ_CONFIGURE_QUEUES BIT_ULL(6) 307 #define IAVF_FLAG_AQ_MAP_VECTORS BIT_ULL(7) 308 #define IAVF_FLAG_AQ_HANDLE_RESET BIT_ULL(8) 309 #define IAVF_FLAG_AQ_CONFIGURE_RSS BIT_ULL(9) /* direct AQ config */ 310 #define IAVF_FLAG_AQ_GET_CONFIG BIT_ULL(10) 311 /* Newer style, RSS done by the PF so we can ignore hardware vagaries. */ 312 #define IAVF_FLAG_AQ_GET_HENA BIT_ULL(11) 313 #define IAVF_FLAG_AQ_SET_HENA BIT_ULL(12) 314 #define IAVF_FLAG_AQ_SET_RSS_KEY BIT_ULL(13) 315 #define IAVF_FLAG_AQ_SET_RSS_LUT BIT_ULL(14) 316 #define IAVF_FLAG_AQ_SET_RSS_HFUNC BIT_ULL(15) 317 #define IAVF_FLAG_AQ_CONFIGURE_PROMISC_MODE BIT_ULL(16) 318 #define IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING BIT_ULL(19) 319 #define IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING BIT_ULL(20) 320 #define IAVF_FLAG_AQ_ENABLE_CHANNELS BIT_ULL(21) 321 #define IAVF_FLAG_AQ_DISABLE_CHANNELS BIT_ULL(22) 322 #define IAVF_FLAG_AQ_ADD_CLOUD_FILTER BIT_ULL(23) 323 #define IAVF_FLAG_AQ_DEL_CLOUD_FILTER BIT_ULL(24) 324 #define IAVF_FLAG_AQ_ADD_FDIR_FILTER BIT_ULL(25) 325 #define IAVF_FLAG_AQ_DEL_FDIR_FILTER BIT_ULL(26) 326 #define IAVF_FLAG_AQ_ADD_ADV_RSS_CFG BIT_ULL(27) 327 #define IAVF_FLAG_AQ_DEL_ADV_RSS_CFG BIT_ULL(28) 328 #define IAVF_FLAG_AQ_REQUEST_STATS BIT_ULL(29) 329 #define IAVF_FLAG_AQ_GET_OFFLOAD_VLAN_V2_CAPS BIT_ULL(30) 330 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_STRIPPING BIT_ULL(31) 331 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_STRIPPING BIT_ULL(32) 332 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_STRIPPING BIT_ULL(33) 333 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_STRIPPING BIT_ULL(34) 334 #define IAVF_FLAG_AQ_ENABLE_CTAG_VLAN_INSERTION BIT_ULL(35) 335 #define IAVF_FLAG_AQ_DISABLE_CTAG_VLAN_INSERTION BIT_ULL(36) 336 #define IAVF_FLAG_AQ_ENABLE_STAG_VLAN_INSERTION BIT_ULL(37) 337 #define IAVF_FLAG_AQ_DISABLE_STAG_VLAN_INSERTION BIT_ULL(38) 338 339 /* flags for processing extended capability messages during 340 * __IAVF_INIT_EXTENDED_CAPS. Each capability exchange requires 341 * both a SEND and a RECV step, which must be processed in sequence. 342 * 343 * During the __IAVF_INIT_EXTENDED_CAPS state, the driver will 344 * process one flag at a time during each state loop. 345 */ 346 u64 extended_caps; 347 #define IAVF_EXTENDED_CAP_SEND_VLAN_V2 BIT_ULL(0) 348 #define IAVF_EXTENDED_CAP_RECV_VLAN_V2 BIT_ULL(1) 349 350 #define IAVF_EXTENDED_CAPS \ 351 (IAVF_EXTENDED_CAP_SEND_VLAN_V2 | \ 352 IAVF_EXTENDED_CAP_RECV_VLAN_V2) 353 354 /* Lock to prevent possible clobbering of 355 * current_netdev_promisc_flags 356 */ 357 spinlock_t current_netdev_promisc_flags_lock; 358 netdev_features_t current_netdev_promisc_flags; 359 360 /* OS defined structs */ 361 struct net_device *netdev; 362 struct pci_dev *pdev; 363 364 struct iavf_hw hw; /* defined in iavf_type.h */ 365 366 enum iavf_state_t state; 367 enum iavf_state_t last_state; 368 unsigned long crit_section; 369 370 struct delayed_work watchdog_task; 371 bool link_up; 372 enum virtchnl_link_speed link_speed; 373 /* This is only populated if the VIRTCHNL_VF_CAP_ADV_LINK_SPEED is set 374 * in vf_res->vf_cap_flags. Use ADV_LINK_SUPPORT macro to determine if 375 * this field is valid. This field should be used going forward and the 376 * enum virtchnl_link_speed above should be considered the legacy way of 377 * storing/communicating link speeds. 378 */ 379 u32 link_speed_mbps; 380 381 enum virtchnl_ops current_op; 382 /* RSS by the PF should be preferred over RSS via other methods. */ 383 #define RSS_PF(_a) ((_a)->vf_res->vf_cap_flags & \ 384 VIRTCHNL_VF_OFFLOAD_RSS_PF) 385 #define RSS_AQ(_a) ((_a)->vf_res->vf_cap_flags & \ 386 VIRTCHNL_VF_OFFLOAD_RSS_AQ) 387 #define RSS_REG(_a) (!((_a)->vf_res->vf_cap_flags & \ 388 (VIRTCHNL_VF_OFFLOAD_RSS_AQ | \ 389 VIRTCHNL_VF_OFFLOAD_RSS_PF))) 390 #define VLAN_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \ 391 VIRTCHNL_VF_OFFLOAD_VLAN) 392 #define VLAN_V2_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \ 393 VIRTCHNL_VF_OFFLOAD_VLAN_V2) 394 #define CRC_OFFLOAD_ALLOWED(_a) ((_a)->vf_res->vf_cap_flags & \ 395 VIRTCHNL_VF_OFFLOAD_CRC) 396 #define VLAN_V2_FILTERING_ALLOWED(_a) \ 397 (VLAN_V2_ALLOWED((_a)) && \ 398 ((_a)->vlan_v2_caps.filtering.filtering_support.outer || \ 399 (_a)->vlan_v2_caps.filtering.filtering_support.inner)) 400 #define VLAN_FILTERING_ALLOWED(_a) \ 401 (VLAN_ALLOWED((_a)) || VLAN_V2_FILTERING_ALLOWED((_a))) 402 #define ADV_LINK_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 403 VIRTCHNL_VF_CAP_ADV_LINK_SPEED) 404 #define FDIR_FLTR_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 405 VIRTCHNL_VF_OFFLOAD_FDIR_PF) 406 #define ADV_RSS_SUPPORT(_a) ((_a)->vf_res->vf_cap_flags & \ 407 VIRTCHNL_VF_OFFLOAD_ADV_RSS_PF) 408 struct virtchnl_vf_resource *vf_res; /* incl. all VSIs */ 409 struct virtchnl_vsi_resource *vsi_res; /* our LAN VSI */ 410 struct virtchnl_version_info pf_version; 411 #define PF_IS_V11(_a) (((_a)->pf_version.major == 1) && \ 412 ((_a)->pf_version.minor == 1)) 413 struct virtchnl_vlan_caps vlan_v2_caps; 414 u16 msg_enable; 415 struct iavf_eth_stats current_stats; 416 struct iavf_vsi vsi; 417 u32 aq_wait_count; 418 /* RSS stuff */ 419 enum virtchnl_rss_algorithm hfunc; 420 u64 hena; 421 u16 rss_key_size; 422 u16 rss_lut_size; 423 u8 *rss_key; 424 u8 *rss_lut; 425 /* ADQ related members */ 426 struct iavf_channel_config ch_config; 427 u8 num_tc; 428 struct list_head cloud_filter_list; 429 /* lock to protect access to the cloud filter list */ 430 spinlock_t cloud_filter_list_lock; 431 u16 num_cloud_filters; 432 /* snapshot of "num_active_queues" before setup_tc for qdisc add 433 * is invoked. This information is useful during qdisc del flow, 434 * to restore correct number of queues 435 */ 436 int orig_num_active_queues; 437 438 #define IAVF_MAX_FDIR_FILTERS 128 /* max allowed Flow Director filters */ 439 u16 fdir_active_fltr; 440 struct list_head fdir_list_head; 441 spinlock_t fdir_fltr_lock; /* protect the Flow Director filter list */ 442 443 struct list_head adv_rss_list_head; 444 spinlock_t adv_rss_lock; /* protect the RSS management list */ 445 }; 446 447 448 /* Ethtool Private Flags */ 449 450 /* needed by iavf_ethtool.c */ 451 extern char iavf_driver_name[]; 452 453 static inline const char *iavf_state_str(enum iavf_state_t state) 454 { 455 switch (state) { 456 case __IAVF_STARTUP: 457 return "__IAVF_STARTUP"; 458 case __IAVF_REMOVE: 459 return "__IAVF_REMOVE"; 460 case __IAVF_INIT_VERSION_CHECK: 461 return "__IAVF_INIT_VERSION_CHECK"; 462 case __IAVF_INIT_GET_RESOURCES: 463 return "__IAVF_INIT_GET_RESOURCES"; 464 case __IAVF_INIT_EXTENDED_CAPS: 465 return "__IAVF_INIT_EXTENDED_CAPS"; 466 case __IAVF_INIT_CONFIG_ADAPTER: 467 return "__IAVF_INIT_CONFIG_ADAPTER"; 468 case __IAVF_INIT_SW: 469 return "__IAVF_INIT_SW"; 470 case __IAVF_INIT_FAILED: 471 return "__IAVF_INIT_FAILED"; 472 case __IAVF_RESETTING: 473 return "__IAVF_RESETTING"; 474 case __IAVF_COMM_FAILED: 475 return "__IAVF_COMM_FAILED"; 476 case __IAVF_DOWN: 477 return "__IAVF_DOWN"; 478 case __IAVF_DOWN_PENDING: 479 return "__IAVF_DOWN_PENDING"; 480 case __IAVF_TESTING: 481 return "__IAVF_TESTING"; 482 case __IAVF_RUNNING: 483 return "__IAVF_RUNNING"; 484 default: 485 return "__IAVF_UNKNOWN_STATE"; 486 } 487 } 488 489 static inline void iavf_change_state(struct iavf_adapter *adapter, 490 enum iavf_state_t state) 491 { 492 if (adapter->state != state) { 493 adapter->last_state = adapter->state; 494 adapter->state = state; 495 } 496 dev_dbg(&adapter->pdev->dev, 497 "state transition from:%s to:%s\n", 498 iavf_state_str(adapter->last_state), 499 iavf_state_str(adapter->state)); 500 } 501 502 int iavf_up(struct iavf_adapter *adapter); 503 void iavf_down(struct iavf_adapter *adapter); 504 int iavf_process_config(struct iavf_adapter *adapter); 505 int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter); 506 void iavf_schedule_reset(struct iavf_adapter *adapter, u64 flags); 507 void iavf_schedule_aq_request(struct iavf_adapter *adapter, u64 flags); 508 void iavf_schedule_finish_config(struct iavf_adapter *adapter); 509 void iavf_reset(struct iavf_adapter *adapter); 510 void iavf_set_ethtool_ops(struct net_device *netdev); 511 void iavf_update_stats(struct iavf_adapter *adapter); 512 void iavf_free_all_tx_resources(struct iavf_adapter *adapter); 513 void iavf_free_all_rx_resources(struct iavf_adapter *adapter); 514 515 void iavf_napi_add_all(struct iavf_adapter *adapter); 516 void iavf_napi_del_all(struct iavf_adapter *adapter); 517 518 int iavf_send_api_ver(struct iavf_adapter *adapter); 519 int iavf_verify_api_ver(struct iavf_adapter *adapter); 520 int iavf_send_vf_config_msg(struct iavf_adapter *adapter); 521 int iavf_get_vf_config(struct iavf_adapter *adapter); 522 int iavf_get_vf_vlan_v2_caps(struct iavf_adapter *adapter); 523 int iavf_send_vf_offload_vlan_v2_msg(struct iavf_adapter *adapter); 524 void iavf_set_queue_vlan_tag_loc(struct iavf_adapter *adapter); 525 u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter); 526 void iavf_irq_enable(struct iavf_adapter *adapter, bool flush); 527 void iavf_configure_queues(struct iavf_adapter *adapter); 528 void iavf_deconfigure_queues(struct iavf_adapter *adapter); 529 void iavf_enable_queues(struct iavf_adapter *adapter); 530 void iavf_disable_queues(struct iavf_adapter *adapter); 531 void iavf_map_queues(struct iavf_adapter *adapter); 532 int iavf_request_queues(struct iavf_adapter *adapter, int num); 533 void iavf_add_ether_addrs(struct iavf_adapter *adapter); 534 void iavf_del_ether_addrs(struct iavf_adapter *adapter); 535 void iavf_add_vlans(struct iavf_adapter *adapter); 536 void iavf_del_vlans(struct iavf_adapter *adapter); 537 void iavf_set_promiscuous(struct iavf_adapter *adapter); 538 bool iavf_promiscuous_mode_changed(struct iavf_adapter *adapter); 539 void iavf_request_stats(struct iavf_adapter *adapter); 540 int iavf_request_reset(struct iavf_adapter *adapter); 541 void iavf_get_hena(struct iavf_adapter *adapter); 542 void iavf_set_hena(struct iavf_adapter *adapter); 543 void iavf_set_rss_key(struct iavf_adapter *adapter); 544 void iavf_set_rss_lut(struct iavf_adapter *adapter); 545 void iavf_set_rss_hfunc(struct iavf_adapter *adapter); 546 void iavf_enable_vlan_stripping(struct iavf_adapter *adapter); 547 void iavf_disable_vlan_stripping(struct iavf_adapter *adapter); 548 void iavf_virtchnl_completion(struct iavf_adapter *adapter, 549 enum virtchnl_ops v_opcode, 550 enum iavf_status v_retval, u8 *msg, u16 msglen); 551 int iavf_config_rss(struct iavf_adapter *adapter); 552 int iavf_lan_add_device(struct iavf_adapter *adapter); 553 int iavf_lan_del_device(struct iavf_adapter *adapter); 554 void iavf_enable_channels(struct iavf_adapter *adapter); 555 void iavf_disable_channels(struct iavf_adapter *adapter); 556 void iavf_add_cloud_filter(struct iavf_adapter *adapter); 557 void iavf_del_cloud_filter(struct iavf_adapter *adapter); 558 void iavf_enable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); 559 void iavf_disable_vlan_stripping_v2(struct iavf_adapter *adapter, u16 tpid); 560 void iavf_enable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); 561 void iavf_disable_vlan_insertion_v2(struct iavf_adapter *adapter, u16 tpid); 562 void iavf_add_fdir_filter(struct iavf_adapter *adapter); 563 void iavf_del_fdir_filter(struct iavf_adapter *adapter); 564 void iavf_add_adv_rss_cfg(struct iavf_adapter *adapter); 565 void iavf_del_adv_rss_cfg(struct iavf_adapter *adapter); 566 struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter, 567 const u8 *macaddr); 568 int iavf_wait_for_reset(struct iavf_adapter *adapter); 569 #endif /* _IAVF_H_ */ 570