1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2013 - 2018 Intel Corporation. */ 3 4 #include "iavf_type.h" 5 #include "iavf_adminq.h" 6 #include "iavf_prototype.h" 7 #include <linux/avf/virtchnl.h> 8 9 /** 10 * iavf_set_mac_type - Sets MAC type 11 * @hw: pointer to the HW structure 12 * 13 * This function sets the mac type of the adapter based on the 14 * vendor ID and device ID stored in the hw structure. 15 **/ 16 enum iavf_status iavf_set_mac_type(struct iavf_hw *hw) 17 { 18 enum iavf_status status = 0; 19 20 if (hw->vendor_id == PCI_VENDOR_ID_INTEL) { 21 switch (hw->device_id) { 22 case IAVF_DEV_ID_X722_VF: 23 hw->mac.type = IAVF_MAC_X722_VF; 24 break; 25 case IAVF_DEV_ID_VF: 26 case IAVF_DEV_ID_VF_HV: 27 case IAVF_DEV_ID_ADAPTIVE_VF: 28 hw->mac.type = IAVF_MAC_VF; 29 break; 30 default: 31 hw->mac.type = IAVF_MAC_GENERIC; 32 break; 33 } 34 } else { 35 status = IAVF_ERR_DEVICE_NOT_SUPPORTED; 36 } 37 38 hw_dbg(hw, "found mac: %d, returns: %d\n", hw->mac.type, status); 39 return status; 40 } 41 42 /** 43 * iavf_aq_str - convert AQ err code to a string 44 * @hw: pointer to the HW structure 45 * @aq_err: the AQ error code to convert 46 **/ 47 const char *iavf_aq_str(struct iavf_hw *hw, enum iavf_admin_queue_err aq_err) 48 { 49 switch (aq_err) { 50 case IAVF_AQ_RC_OK: 51 return "OK"; 52 case IAVF_AQ_RC_EPERM: 53 return "IAVF_AQ_RC_EPERM"; 54 case IAVF_AQ_RC_ENOENT: 55 return "IAVF_AQ_RC_ENOENT"; 56 case IAVF_AQ_RC_ESRCH: 57 return "IAVF_AQ_RC_ESRCH"; 58 case IAVF_AQ_RC_EINTR: 59 return "IAVF_AQ_RC_EINTR"; 60 case IAVF_AQ_RC_EIO: 61 return "IAVF_AQ_RC_EIO"; 62 case IAVF_AQ_RC_ENXIO: 63 return "IAVF_AQ_RC_ENXIO"; 64 case IAVF_AQ_RC_E2BIG: 65 return "IAVF_AQ_RC_E2BIG"; 66 case IAVF_AQ_RC_EAGAIN: 67 return "IAVF_AQ_RC_EAGAIN"; 68 case IAVF_AQ_RC_ENOMEM: 69 return "IAVF_AQ_RC_ENOMEM"; 70 case IAVF_AQ_RC_EACCES: 71 return "IAVF_AQ_RC_EACCES"; 72 case IAVF_AQ_RC_EFAULT: 73 return "IAVF_AQ_RC_EFAULT"; 74 case IAVF_AQ_RC_EBUSY: 75 return "IAVF_AQ_RC_EBUSY"; 76 case IAVF_AQ_RC_EEXIST: 77 return "IAVF_AQ_RC_EEXIST"; 78 case IAVF_AQ_RC_EINVAL: 79 return "IAVF_AQ_RC_EINVAL"; 80 case IAVF_AQ_RC_ENOTTY: 81 return "IAVF_AQ_RC_ENOTTY"; 82 case IAVF_AQ_RC_ENOSPC: 83 return "IAVF_AQ_RC_ENOSPC"; 84 case IAVF_AQ_RC_ENOSYS: 85 return "IAVF_AQ_RC_ENOSYS"; 86 case IAVF_AQ_RC_ERANGE: 87 return "IAVF_AQ_RC_ERANGE"; 88 case IAVF_AQ_RC_EFLUSHED: 89 return "IAVF_AQ_RC_EFLUSHED"; 90 case IAVF_AQ_RC_BAD_ADDR: 91 return "IAVF_AQ_RC_BAD_ADDR"; 92 case IAVF_AQ_RC_EMODE: 93 return "IAVF_AQ_RC_EMODE"; 94 case IAVF_AQ_RC_EFBIG: 95 return "IAVF_AQ_RC_EFBIG"; 96 } 97 98 snprintf(hw->err_str, sizeof(hw->err_str), "%d", aq_err); 99 return hw->err_str; 100 } 101 102 /** 103 * iavf_stat_str - convert status err code to a string 104 * @hw: pointer to the HW structure 105 * @stat_err: the status error code to convert 106 **/ 107 const char *iavf_stat_str(struct iavf_hw *hw, enum iavf_status stat_err) 108 { 109 switch (stat_err) { 110 case 0: 111 return "OK"; 112 case IAVF_ERR_NVM: 113 return "IAVF_ERR_NVM"; 114 case IAVF_ERR_NVM_CHECKSUM: 115 return "IAVF_ERR_NVM_CHECKSUM"; 116 case IAVF_ERR_PHY: 117 return "IAVF_ERR_PHY"; 118 case IAVF_ERR_CONFIG: 119 return "IAVF_ERR_CONFIG"; 120 case IAVF_ERR_PARAM: 121 return "IAVF_ERR_PARAM"; 122 case IAVF_ERR_MAC_TYPE: 123 return "IAVF_ERR_MAC_TYPE"; 124 case IAVF_ERR_UNKNOWN_PHY: 125 return "IAVF_ERR_UNKNOWN_PHY"; 126 case IAVF_ERR_LINK_SETUP: 127 return "IAVF_ERR_LINK_SETUP"; 128 case IAVF_ERR_ADAPTER_STOPPED: 129 return "IAVF_ERR_ADAPTER_STOPPED"; 130 case IAVF_ERR_INVALID_MAC_ADDR: 131 return "IAVF_ERR_INVALID_MAC_ADDR"; 132 case IAVF_ERR_DEVICE_NOT_SUPPORTED: 133 return "IAVF_ERR_DEVICE_NOT_SUPPORTED"; 134 case IAVF_ERR_PRIMARY_REQUESTS_PENDING: 135 return "IAVF_ERR_PRIMARY_REQUESTS_PENDING"; 136 case IAVF_ERR_INVALID_LINK_SETTINGS: 137 return "IAVF_ERR_INVALID_LINK_SETTINGS"; 138 case IAVF_ERR_AUTONEG_NOT_COMPLETE: 139 return "IAVF_ERR_AUTONEG_NOT_COMPLETE"; 140 case IAVF_ERR_RESET_FAILED: 141 return "IAVF_ERR_RESET_FAILED"; 142 case IAVF_ERR_SWFW_SYNC: 143 return "IAVF_ERR_SWFW_SYNC"; 144 case IAVF_ERR_NO_AVAILABLE_VSI: 145 return "IAVF_ERR_NO_AVAILABLE_VSI"; 146 case IAVF_ERR_NO_MEMORY: 147 return "IAVF_ERR_NO_MEMORY"; 148 case IAVF_ERR_BAD_PTR: 149 return "IAVF_ERR_BAD_PTR"; 150 case IAVF_ERR_RING_FULL: 151 return "IAVF_ERR_RING_FULL"; 152 case IAVF_ERR_INVALID_PD_ID: 153 return "IAVF_ERR_INVALID_PD_ID"; 154 case IAVF_ERR_INVALID_QP_ID: 155 return "IAVF_ERR_INVALID_QP_ID"; 156 case IAVF_ERR_INVALID_CQ_ID: 157 return "IAVF_ERR_INVALID_CQ_ID"; 158 case IAVF_ERR_INVALID_CEQ_ID: 159 return "IAVF_ERR_INVALID_CEQ_ID"; 160 case IAVF_ERR_INVALID_AEQ_ID: 161 return "IAVF_ERR_INVALID_AEQ_ID"; 162 case IAVF_ERR_INVALID_SIZE: 163 return "IAVF_ERR_INVALID_SIZE"; 164 case IAVF_ERR_INVALID_ARP_INDEX: 165 return "IAVF_ERR_INVALID_ARP_INDEX"; 166 case IAVF_ERR_INVALID_FPM_FUNC_ID: 167 return "IAVF_ERR_INVALID_FPM_FUNC_ID"; 168 case IAVF_ERR_QP_INVALID_MSG_SIZE: 169 return "IAVF_ERR_QP_INVALID_MSG_SIZE"; 170 case IAVF_ERR_QP_TOOMANY_WRS_POSTED: 171 return "IAVF_ERR_QP_TOOMANY_WRS_POSTED"; 172 case IAVF_ERR_INVALID_FRAG_COUNT: 173 return "IAVF_ERR_INVALID_FRAG_COUNT"; 174 case IAVF_ERR_QUEUE_EMPTY: 175 return "IAVF_ERR_QUEUE_EMPTY"; 176 case IAVF_ERR_INVALID_ALIGNMENT: 177 return "IAVF_ERR_INVALID_ALIGNMENT"; 178 case IAVF_ERR_FLUSHED_QUEUE: 179 return "IAVF_ERR_FLUSHED_QUEUE"; 180 case IAVF_ERR_INVALID_PUSH_PAGE_INDEX: 181 return "IAVF_ERR_INVALID_PUSH_PAGE_INDEX"; 182 case IAVF_ERR_INVALID_IMM_DATA_SIZE: 183 return "IAVF_ERR_INVALID_IMM_DATA_SIZE"; 184 case IAVF_ERR_TIMEOUT: 185 return "IAVF_ERR_TIMEOUT"; 186 case IAVF_ERR_OPCODE_MISMATCH: 187 return "IAVF_ERR_OPCODE_MISMATCH"; 188 case IAVF_ERR_CQP_COMPL_ERROR: 189 return "IAVF_ERR_CQP_COMPL_ERROR"; 190 case IAVF_ERR_INVALID_VF_ID: 191 return "IAVF_ERR_INVALID_VF_ID"; 192 case IAVF_ERR_INVALID_HMCFN_ID: 193 return "IAVF_ERR_INVALID_HMCFN_ID"; 194 case IAVF_ERR_BACKING_PAGE_ERROR: 195 return "IAVF_ERR_BACKING_PAGE_ERROR"; 196 case IAVF_ERR_NO_PBLCHUNKS_AVAILABLE: 197 return "IAVF_ERR_NO_PBLCHUNKS_AVAILABLE"; 198 case IAVF_ERR_INVALID_PBLE_INDEX: 199 return "IAVF_ERR_INVALID_PBLE_INDEX"; 200 case IAVF_ERR_INVALID_SD_INDEX: 201 return "IAVF_ERR_INVALID_SD_INDEX"; 202 case IAVF_ERR_INVALID_PAGE_DESC_INDEX: 203 return "IAVF_ERR_INVALID_PAGE_DESC_INDEX"; 204 case IAVF_ERR_INVALID_SD_TYPE: 205 return "IAVF_ERR_INVALID_SD_TYPE"; 206 case IAVF_ERR_MEMCPY_FAILED: 207 return "IAVF_ERR_MEMCPY_FAILED"; 208 case IAVF_ERR_INVALID_HMC_OBJ_INDEX: 209 return "IAVF_ERR_INVALID_HMC_OBJ_INDEX"; 210 case IAVF_ERR_INVALID_HMC_OBJ_COUNT: 211 return "IAVF_ERR_INVALID_HMC_OBJ_COUNT"; 212 case IAVF_ERR_INVALID_SRQ_ARM_LIMIT: 213 return "IAVF_ERR_INVALID_SRQ_ARM_LIMIT"; 214 case IAVF_ERR_SRQ_ENABLED: 215 return "IAVF_ERR_SRQ_ENABLED"; 216 case IAVF_ERR_ADMIN_QUEUE_ERROR: 217 return "IAVF_ERR_ADMIN_QUEUE_ERROR"; 218 case IAVF_ERR_ADMIN_QUEUE_TIMEOUT: 219 return "IAVF_ERR_ADMIN_QUEUE_TIMEOUT"; 220 case IAVF_ERR_BUF_TOO_SHORT: 221 return "IAVF_ERR_BUF_TOO_SHORT"; 222 case IAVF_ERR_ADMIN_QUEUE_FULL: 223 return "IAVF_ERR_ADMIN_QUEUE_FULL"; 224 case IAVF_ERR_ADMIN_QUEUE_NO_WORK: 225 return "IAVF_ERR_ADMIN_QUEUE_NO_WORK"; 226 case IAVF_ERR_BAD_RDMA_CQE: 227 return "IAVF_ERR_BAD_RDMA_CQE"; 228 case IAVF_ERR_NVM_BLANK_MODE: 229 return "IAVF_ERR_NVM_BLANK_MODE"; 230 case IAVF_ERR_NOT_IMPLEMENTED: 231 return "IAVF_ERR_NOT_IMPLEMENTED"; 232 case IAVF_ERR_PE_DOORBELL_NOT_ENABLED: 233 return "IAVF_ERR_PE_DOORBELL_NOT_ENABLED"; 234 case IAVF_ERR_DIAG_TEST_FAILED: 235 return "IAVF_ERR_DIAG_TEST_FAILED"; 236 case IAVF_ERR_NOT_READY: 237 return "IAVF_ERR_NOT_READY"; 238 case IAVF_NOT_SUPPORTED: 239 return "IAVF_NOT_SUPPORTED"; 240 case IAVF_ERR_FIRMWARE_API_VERSION: 241 return "IAVF_ERR_FIRMWARE_API_VERSION"; 242 case IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR: 243 return "IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR"; 244 } 245 246 snprintf(hw->err_str, sizeof(hw->err_str), "%d", stat_err); 247 return hw->err_str; 248 } 249 250 /** 251 * iavf_debug_aq 252 * @hw: debug mask related to admin queue 253 * @mask: debug mask 254 * @desc: pointer to admin queue descriptor 255 * @buffer: pointer to command buffer 256 * @buf_len: max length of buffer 257 * 258 * Dumps debug log about adminq command with descriptor contents. 259 **/ 260 void iavf_debug_aq(struct iavf_hw *hw, enum iavf_debug_mask mask, void *desc, 261 void *buffer, u16 buf_len) 262 { 263 struct iavf_aq_desc *aq_desc = (struct iavf_aq_desc *)desc; 264 u8 *buf = (u8 *)buffer; 265 266 if ((!(mask & hw->debug_mask)) || !desc) 267 return; 268 269 iavf_debug(hw, mask, 270 "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n", 271 le16_to_cpu(aq_desc->opcode), 272 le16_to_cpu(aq_desc->flags), 273 le16_to_cpu(aq_desc->datalen), 274 le16_to_cpu(aq_desc->retval)); 275 iavf_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n", 276 le32_to_cpu(aq_desc->cookie_high), 277 le32_to_cpu(aq_desc->cookie_low)); 278 iavf_debug(hw, mask, "\tparam (0,1) 0x%08X 0x%08X\n", 279 le32_to_cpu(aq_desc->params.internal.param0), 280 le32_to_cpu(aq_desc->params.internal.param1)); 281 iavf_debug(hw, mask, "\taddr (h,l) 0x%08X 0x%08X\n", 282 le32_to_cpu(aq_desc->params.external.addr_high), 283 le32_to_cpu(aq_desc->params.external.addr_low)); 284 285 if (buffer && aq_desc->datalen) { 286 u16 len = le16_to_cpu(aq_desc->datalen); 287 288 iavf_debug(hw, mask, "AQ CMD Buffer:\n"); 289 if (buf_len < len) 290 len = buf_len; 291 /* write the full 16-byte chunks */ 292 if (hw->debug_mask & mask) { 293 char prefix[27]; 294 295 snprintf(prefix, sizeof(prefix), 296 "iavf %02x:%02x.%x: \t0x", 297 hw->bus.bus_id, 298 hw->bus.device, 299 hw->bus.func); 300 301 print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET, 302 16, 1, buf, len, false); 303 } 304 } 305 } 306 307 /** 308 * iavf_check_asq_alive 309 * @hw: pointer to the hw struct 310 * 311 * Returns true if Queue is enabled else false. 312 **/ 313 bool iavf_check_asq_alive(struct iavf_hw *hw) 314 { 315 if (hw->aq.asq.len) 316 return !!(rd32(hw, hw->aq.asq.len) & 317 IAVF_VF_ATQLEN1_ATQENABLE_MASK); 318 else 319 return false; 320 } 321 322 /** 323 * iavf_aq_queue_shutdown 324 * @hw: pointer to the hw struct 325 * @unloading: is the driver unloading itself 326 * 327 * Tell the Firmware that we're shutting down the AdminQ and whether 328 * or not the driver is unloading as well. 329 **/ 330 enum iavf_status iavf_aq_queue_shutdown(struct iavf_hw *hw, bool unloading) 331 { 332 struct iavf_aq_desc desc; 333 struct iavf_aqc_queue_shutdown *cmd = 334 (struct iavf_aqc_queue_shutdown *)&desc.params.raw; 335 enum iavf_status status; 336 337 iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_queue_shutdown); 338 339 if (unloading) 340 cmd->driver_unloading = cpu_to_le32(IAVF_AQ_DRIVER_UNLOADING); 341 status = iavf_asq_send_command(hw, &desc, NULL, 0, NULL); 342 343 return status; 344 } 345 346 /** 347 * iavf_aq_get_set_rss_lut 348 * @hw: pointer to the hardware structure 349 * @vsi_id: vsi fw index 350 * @pf_lut: for PF table set true, for VSI table set false 351 * @lut: pointer to the lut buffer provided by the caller 352 * @lut_size: size of the lut buffer 353 * @set: set true to set the table, false to get the table 354 * 355 * Internal function to get or set RSS look up table 356 **/ 357 static enum iavf_status iavf_aq_get_set_rss_lut(struct iavf_hw *hw, 358 u16 vsi_id, bool pf_lut, 359 u8 *lut, u16 lut_size, 360 bool set) 361 { 362 enum iavf_status status; 363 struct iavf_aq_desc desc; 364 struct iavf_aqc_get_set_rss_lut *cmd_resp = 365 (struct iavf_aqc_get_set_rss_lut *)&desc.params.raw; 366 367 if (set) 368 iavf_fill_default_direct_cmd_desc(&desc, 369 iavf_aqc_opc_set_rss_lut); 370 else 371 iavf_fill_default_direct_cmd_desc(&desc, 372 iavf_aqc_opc_get_rss_lut); 373 374 /* Indirect command */ 375 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF); 376 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD); 377 378 cmd_resp->vsi_id = 379 cpu_to_le16((u16)((vsi_id << 380 IAVF_AQC_SET_RSS_LUT_VSI_ID_SHIFT) & 381 IAVF_AQC_SET_RSS_LUT_VSI_ID_MASK)); 382 cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_LUT_VSI_VALID); 383 384 if (pf_lut) 385 cmd_resp->flags |= cpu_to_le16((u16) 386 ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_PF << 387 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) & 388 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK)); 389 else 390 cmd_resp->flags |= cpu_to_le16((u16) 391 ((IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_VSI << 392 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_SHIFT) & 393 IAVF_AQC_SET_RSS_LUT_TABLE_TYPE_MASK)); 394 395 status = iavf_asq_send_command(hw, &desc, lut, lut_size, NULL); 396 397 return status; 398 } 399 400 /** 401 * iavf_aq_get_rss_lut 402 * @hw: pointer to the hardware structure 403 * @vsi_id: vsi fw index 404 * @pf_lut: for PF table set true, for VSI table set false 405 * @lut: pointer to the lut buffer provided by the caller 406 * @lut_size: size of the lut buffer 407 * 408 * get the RSS lookup table, PF or VSI type 409 **/ 410 enum iavf_status iavf_aq_get_rss_lut(struct iavf_hw *hw, u16 vsi_id, 411 bool pf_lut, u8 *lut, u16 lut_size) 412 { 413 return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, 414 false); 415 } 416 417 /** 418 * iavf_aq_set_rss_lut 419 * @hw: pointer to the hardware structure 420 * @vsi_id: vsi fw index 421 * @pf_lut: for PF table set true, for VSI table set false 422 * @lut: pointer to the lut buffer provided by the caller 423 * @lut_size: size of the lut buffer 424 * 425 * set the RSS lookup table, PF or VSI type 426 **/ 427 enum iavf_status iavf_aq_set_rss_lut(struct iavf_hw *hw, u16 vsi_id, 428 bool pf_lut, u8 *lut, u16 lut_size) 429 { 430 return iavf_aq_get_set_rss_lut(hw, vsi_id, pf_lut, lut, lut_size, true); 431 } 432 433 /** 434 * iavf_aq_get_set_rss_key 435 * @hw: pointer to the hw struct 436 * @vsi_id: vsi fw index 437 * @key: pointer to key info struct 438 * @set: set true to set the key, false to get the key 439 * 440 * get the RSS key per VSI 441 **/ 442 static enum 443 iavf_status iavf_aq_get_set_rss_key(struct iavf_hw *hw, u16 vsi_id, 444 struct iavf_aqc_get_set_rss_key_data *key, 445 bool set) 446 { 447 enum iavf_status status; 448 struct iavf_aq_desc desc; 449 struct iavf_aqc_get_set_rss_key *cmd_resp = 450 (struct iavf_aqc_get_set_rss_key *)&desc.params.raw; 451 u16 key_size = sizeof(struct iavf_aqc_get_set_rss_key_data); 452 453 if (set) 454 iavf_fill_default_direct_cmd_desc(&desc, 455 iavf_aqc_opc_set_rss_key); 456 else 457 iavf_fill_default_direct_cmd_desc(&desc, 458 iavf_aqc_opc_get_rss_key); 459 460 /* Indirect command */ 461 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_BUF); 462 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_RD); 463 464 cmd_resp->vsi_id = 465 cpu_to_le16((u16)((vsi_id << 466 IAVF_AQC_SET_RSS_KEY_VSI_ID_SHIFT) & 467 IAVF_AQC_SET_RSS_KEY_VSI_ID_MASK)); 468 cmd_resp->vsi_id |= cpu_to_le16((u16)IAVF_AQC_SET_RSS_KEY_VSI_VALID); 469 470 status = iavf_asq_send_command(hw, &desc, key, key_size, NULL); 471 472 return status; 473 } 474 475 /** 476 * iavf_aq_get_rss_key 477 * @hw: pointer to the hw struct 478 * @vsi_id: vsi fw index 479 * @key: pointer to key info struct 480 * 481 **/ 482 enum iavf_status iavf_aq_get_rss_key(struct iavf_hw *hw, u16 vsi_id, 483 struct iavf_aqc_get_set_rss_key_data *key) 484 { 485 return iavf_aq_get_set_rss_key(hw, vsi_id, key, false); 486 } 487 488 /** 489 * iavf_aq_set_rss_key 490 * @hw: pointer to the hw struct 491 * @vsi_id: vsi fw index 492 * @key: pointer to key info struct 493 * 494 * set the RSS key per VSI 495 **/ 496 enum iavf_status iavf_aq_set_rss_key(struct iavf_hw *hw, u16 vsi_id, 497 struct iavf_aqc_get_set_rss_key_data *key) 498 { 499 return iavf_aq_get_set_rss_key(hw, vsi_id, key, true); 500 } 501 502 /* The iavf_ptype_lookup table is used to convert from the 8-bit ptype in the 503 * hardware to a bit-field that can be used by SW to more easily determine the 504 * packet type. 505 * 506 * Macros are used to shorten the table lines and make this table human 507 * readable. 508 * 509 * We store the PTYPE in the top byte of the bit field - this is just so that 510 * we can check that the table doesn't have a row missing, as the index into 511 * the table should be the PTYPE. 512 * 513 * Typical work flow: 514 * 515 * IF NOT iavf_ptype_lookup[ptype].known 516 * THEN 517 * Packet is unknown 518 * ELSE IF iavf_ptype_lookup[ptype].outer_ip == IAVF_RX_PTYPE_OUTER_IP 519 * Use the rest of the fields to look at the tunnels, inner protocols, etc 520 * ELSE 521 * Use the enum iavf_rx_l2_ptype to decode the packet type 522 * ENDIF 523 */ 524 525 /* macro to make the table lines short, use explicit indexing with [PTYPE] */ 526 #define IAVF_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\ 527 [PTYPE] = { \ 528 1, \ 529 IAVF_RX_PTYPE_OUTER_##OUTER_IP, \ 530 IAVF_RX_PTYPE_OUTER_##OUTER_IP_VER, \ 531 IAVF_RX_PTYPE_##OUTER_FRAG, \ 532 IAVF_RX_PTYPE_TUNNEL_##T, \ 533 IAVF_RX_PTYPE_TUNNEL_END_##TE, \ 534 IAVF_RX_PTYPE_##TEF, \ 535 IAVF_RX_PTYPE_INNER_PROT_##I, \ 536 IAVF_RX_PTYPE_PAYLOAD_LAYER_##PL } 537 538 #define IAVF_PTT_UNUSED_ENTRY(PTYPE) [PTYPE] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 } 539 540 /* shorter macros makes the table fit but are terse */ 541 #define IAVF_RX_PTYPE_NOF IAVF_RX_PTYPE_NOT_FRAG 542 #define IAVF_RX_PTYPE_FRG IAVF_RX_PTYPE_FRAG 543 #define IAVF_RX_PTYPE_INNER_PROT_TS IAVF_RX_PTYPE_INNER_PROT_TIMESYNC 544 545 /* Lookup table mapping the 8-bit HW PTYPE to the bit field for decoding */ 546 struct iavf_rx_ptype_decoded iavf_ptype_lookup[BIT(8)] = { 547 /* L2 Packet types */ 548 IAVF_PTT_UNUSED_ENTRY(0), 549 IAVF_PTT(1, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), 550 IAVF_PTT(2, L2, NONE, NOF, NONE, NONE, NOF, TS, PAY2), 551 IAVF_PTT(3, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), 552 IAVF_PTT_UNUSED_ENTRY(4), 553 IAVF_PTT_UNUSED_ENTRY(5), 554 IAVF_PTT(6, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), 555 IAVF_PTT(7, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), 556 IAVF_PTT_UNUSED_ENTRY(8), 557 IAVF_PTT_UNUSED_ENTRY(9), 558 IAVF_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2), 559 IAVF_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE), 560 IAVF_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 561 IAVF_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 562 IAVF_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 563 IAVF_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 564 IAVF_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 565 IAVF_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 566 IAVF_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 567 IAVF_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 568 IAVF_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 569 IAVF_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3), 570 571 /* Non Tunneled IPv4 */ 572 IAVF_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3), 573 IAVF_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3), 574 IAVF_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP, PAY4), 575 IAVF_PTT_UNUSED_ENTRY(25), 576 IAVF_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP, PAY4), 577 IAVF_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4), 578 IAVF_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4), 579 580 /* IPv4 --> IPv4 */ 581 IAVF_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3), 582 IAVF_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3), 583 IAVF_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP, PAY4), 584 IAVF_PTT_UNUSED_ENTRY(32), 585 IAVF_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP, PAY4), 586 IAVF_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), 587 IAVF_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), 588 589 /* IPv4 --> IPv6 */ 590 IAVF_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3), 591 IAVF_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3), 592 IAVF_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP, PAY4), 593 IAVF_PTT_UNUSED_ENTRY(39), 594 IAVF_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP, PAY4), 595 IAVF_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), 596 IAVF_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), 597 598 /* IPv4 --> GRE/NAT */ 599 IAVF_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), 600 601 /* IPv4 --> GRE/NAT --> IPv4 */ 602 IAVF_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), 603 IAVF_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), 604 IAVF_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), 605 IAVF_PTT_UNUSED_ENTRY(47), 606 IAVF_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), 607 IAVF_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), 608 IAVF_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), 609 610 /* IPv4 --> GRE/NAT --> IPv6 */ 611 IAVF_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), 612 IAVF_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), 613 IAVF_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), 614 IAVF_PTT_UNUSED_ENTRY(54), 615 IAVF_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), 616 IAVF_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), 617 IAVF_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), 618 619 /* IPv4 --> GRE/NAT --> MAC */ 620 IAVF_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), 621 622 /* IPv4 --> GRE/NAT --> MAC --> IPv4 */ 623 IAVF_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), 624 IAVF_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), 625 IAVF_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), 626 IAVF_PTT_UNUSED_ENTRY(62), 627 IAVF_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), 628 IAVF_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), 629 IAVF_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), 630 631 /* IPv4 --> GRE/NAT -> MAC --> IPv6 */ 632 IAVF_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), 633 IAVF_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), 634 IAVF_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), 635 IAVF_PTT_UNUSED_ENTRY(69), 636 IAVF_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), 637 IAVF_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), 638 IAVF_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), 639 640 /* IPv4 --> GRE/NAT --> MAC/VLAN */ 641 IAVF_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), 642 643 /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */ 644 IAVF_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), 645 IAVF_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), 646 IAVF_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), 647 IAVF_PTT_UNUSED_ENTRY(77), 648 IAVF_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), 649 IAVF_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), 650 IAVF_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), 651 652 /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */ 653 IAVF_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), 654 IAVF_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), 655 IAVF_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), 656 IAVF_PTT_UNUSED_ENTRY(84), 657 IAVF_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), 658 IAVF_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), 659 IAVF_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4), 660 661 /* Non Tunneled IPv6 */ 662 IAVF_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3), 663 IAVF_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3), 664 IAVF_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP, PAY4), 665 IAVF_PTT_UNUSED_ENTRY(91), 666 IAVF_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP, PAY4), 667 IAVF_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4), 668 IAVF_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4), 669 670 /* IPv6 --> IPv4 */ 671 IAVF_PTT(95, IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3), 672 IAVF_PTT(96, IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3), 673 IAVF_PTT(97, IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP, PAY4), 674 IAVF_PTT_UNUSED_ENTRY(98), 675 IAVF_PTT(99, IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP, PAY4), 676 IAVF_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4), 677 IAVF_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4), 678 679 /* IPv6 --> IPv6 */ 680 IAVF_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3), 681 IAVF_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3), 682 IAVF_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP, PAY4), 683 IAVF_PTT_UNUSED_ENTRY(105), 684 IAVF_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP, PAY4), 685 IAVF_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4), 686 IAVF_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4), 687 688 /* IPv6 --> GRE/NAT */ 689 IAVF_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3), 690 691 /* IPv6 --> GRE/NAT -> IPv4 */ 692 IAVF_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3), 693 IAVF_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3), 694 IAVF_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP, PAY4), 695 IAVF_PTT_UNUSED_ENTRY(113), 696 IAVF_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP, PAY4), 697 IAVF_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4), 698 IAVF_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4), 699 700 /* IPv6 --> GRE/NAT -> IPv6 */ 701 IAVF_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3), 702 IAVF_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3), 703 IAVF_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP, PAY4), 704 IAVF_PTT_UNUSED_ENTRY(120), 705 IAVF_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP, PAY4), 706 IAVF_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4), 707 IAVF_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4), 708 709 /* IPv6 --> GRE/NAT -> MAC */ 710 IAVF_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3), 711 712 /* IPv6 --> GRE/NAT -> MAC -> IPv4 */ 713 IAVF_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3), 714 IAVF_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3), 715 IAVF_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP, PAY4), 716 IAVF_PTT_UNUSED_ENTRY(128), 717 IAVF_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP, PAY4), 718 IAVF_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4), 719 IAVF_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4), 720 721 /* IPv6 --> GRE/NAT -> MAC -> IPv6 */ 722 IAVF_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3), 723 IAVF_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3), 724 IAVF_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP, PAY4), 725 IAVF_PTT_UNUSED_ENTRY(135), 726 IAVF_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP, PAY4), 727 IAVF_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4), 728 IAVF_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4), 729 730 /* IPv6 --> GRE/NAT -> MAC/VLAN */ 731 IAVF_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3), 732 733 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */ 734 IAVF_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3), 735 IAVF_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3), 736 IAVF_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP, PAY4), 737 IAVF_PTT_UNUSED_ENTRY(143), 738 IAVF_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP, PAY4), 739 IAVF_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4), 740 IAVF_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4), 741 742 /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */ 743 IAVF_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3), 744 IAVF_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3), 745 IAVF_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP, PAY4), 746 IAVF_PTT_UNUSED_ENTRY(150), 747 IAVF_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP, PAY4), 748 IAVF_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4), 749 IAVF_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4), 750 751 /* unused entries */ 752 [154 ... 255] = { 0, 0, 0, 0, 0, 0, 0, 0, 0 } 753 }; 754 755 /** 756 * iavf_aq_send_msg_to_pf 757 * @hw: pointer to the hardware structure 758 * @v_opcode: opcodes for VF-PF communication 759 * @v_retval: return error code 760 * @msg: pointer to the msg buffer 761 * @msglen: msg length 762 * @cmd_details: pointer to command details 763 * 764 * Send message to PF driver using admin queue. By default, this message 765 * is sent asynchronously, i.e. iavf_asq_send_command() does not wait for 766 * completion before returning. 767 **/ 768 enum iavf_status iavf_aq_send_msg_to_pf(struct iavf_hw *hw, 769 enum virtchnl_ops v_opcode, 770 enum iavf_status v_retval, 771 u8 *msg, u16 msglen, 772 struct iavf_asq_cmd_details *cmd_details) 773 { 774 struct iavf_asq_cmd_details details; 775 struct iavf_aq_desc desc; 776 enum iavf_status status; 777 778 iavf_fill_default_direct_cmd_desc(&desc, iavf_aqc_opc_send_msg_to_pf); 779 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_SI); 780 desc.cookie_high = cpu_to_le32(v_opcode); 781 desc.cookie_low = cpu_to_le32(v_retval); 782 if (msglen) { 783 desc.flags |= cpu_to_le16((u16)(IAVF_AQ_FLAG_BUF 784 | IAVF_AQ_FLAG_RD)); 785 if (msglen > IAVF_AQ_LARGE_BUF) 786 desc.flags |= cpu_to_le16((u16)IAVF_AQ_FLAG_LB); 787 desc.datalen = cpu_to_le16(msglen); 788 } 789 if (!cmd_details) { 790 memset(&details, 0, sizeof(details)); 791 details.async = true; 792 cmd_details = &details; 793 } 794 status = iavf_asq_send_command(hw, &desc, msg, msglen, cmd_details); 795 return status; 796 } 797 798 /** 799 * iavf_vf_parse_hw_config 800 * @hw: pointer to the hardware structure 801 * @msg: pointer to the virtual channel VF resource structure 802 * 803 * Given a VF resource message from the PF, populate the hw struct 804 * with appropriate information. 805 **/ 806 void iavf_vf_parse_hw_config(struct iavf_hw *hw, 807 struct virtchnl_vf_resource *msg) 808 { 809 struct virtchnl_vsi_resource *vsi_res; 810 int i; 811 812 vsi_res = &msg->vsi_res[0]; 813 814 hw->dev_caps.num_vsis = msg->num_vsis; 815 hw->dev_caps.num_rx_qp = msg->num_queue_pairs; 816 hw->dev_caps.num_tx_qp = msg->num_queue_pairs; 817 hw->dev_caps.num_msix_vectors_vf = msg->max_vectors; 818 hw->dev_caps.dcb = msg->vf_cap_flags & 819 VIRTCHNL_VF_OFFLOAD_L2; 820 hw->dev_caps.fcoe = 0; 821 for (i = 0; i < msg->num_vsis; i++) { 822 if (vsi_res->vsi_type == VIRTCHNL_VSI_SRIOV) { 823 ether_addr_copy(hw->mac.perm_addr, 824 vsi_res->default_mac_addr); 825 ether_addr_copy(hw->mac.addr, 826 vsi_res->default_mac_addr); 827 } 828 vsi_res++; 829 } 830 } 831 832 /** 833 * iavf_vf_reset 834 * @hw: pointer to the hardware structure 835 * 836 * Send a VF_RESET message to the PF. Does not wait for response from PF 837 * as none will be forthcoming. Immediately after calling this function, 838 * the admin queue should be shut down and (optionally) reinitialized. 839 **/ 840 enum iavf_status iavf_vf_reset(struct iavf_hw *hw) 841 { 842 return iavf_aq_send_msg_to_pf(hw, VIRTCHNL_OP_RESET_VF, 843 0, NULL, 0, NULL); 844 } 845