1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * QLogic qlcnic NIC Driver 4 * Copyright (c) 2009-2013 QLogic Corporation 5 */ 6 7 #include "qlcnic.h" 8 #include "qlcnic_hw.h" 9 10 struct crb_addr_pair { 11 u32 addr; 12 u32 data; 13 }; 14 15 #define QLCNIC_MAX_CRB_XFORM 60 16 static unsigned int crb_addr_xform[QLCNIC_MAX_CRB_XFORM]; 17 18 #define crb_addr_transform(name) \ 19 (crb_addr_xform[QLCNIC_HW_PX_MAP_CRB_##name] = \ 20 QLCNIC_HW_CRB_HUB_AGT_ADR_##name << 20) 21 22 #define QLCNIC_ADDR_ERROR (0xffffffff) 23 24 static int 25 qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter); 26 27 static void crb_addr_transform_setup(void) 28 { 29 crb_addr_transform(XDMA); 30 crb_addr_transform(TIMR); 31 crb_addr_transform(SRE); 32 crb_addr_transform(SQN3); 33 crb_addr_transform(SQN2); 34 crb_addr_transform(SQN1); 35 crb_addr_transform(SQN0); 36 crb_addr_transform(SQS3); 37 crb_addr_transform(SQS2); 38 crb_addr_transform(SQS1); 39 crb_addr_transform(SQS0); 40 crb_addr_transform(RPMX7); 41 crb_addr_transform(RPMX6); 42 crb_addr_transform(RPMX5); 43 crb_addr_transform(RPMX4); 44 crb_addr_transform(RPMX3); 45 crb_addr_transform(RPMX2); 46 crb_addr_transform(RPMX1); 47 crb_addr_transform(RPMX0); 48 crb_addr_transform(ROMUSB); 49 crb_addr_transform(SN); 50 crb_addr_transform(QMN); 51 crb_addr_transform(QMS); 52 crb_addr_transform(PGNI); 53 crb_addr_transform(PGND); 54 crb_addr_transform(PGN3); 55 crb_addr_transform(PGN2); 56 crb_addr_transform(PGN1); 57 crb_addr_transform(PGN0); 58 crb_addr_transform(PGSI); 59 crb_addr_transform(PGSD); 60 crb_addr_transform(PGS3); 61 crb_addr_transform(PGS2); 62 crb_addr_transform(PGS1); 63 crb_addr_transform(PGS0); 64 crb_addr_transform(PS); 65 crb_addr_transform(PH); 66 crb_addr_transform(NIU); 67 crb_addr_transform(I2Q); 68 crb_addr_transform(EG); 69 crb_addr_transform(MN); 70 crb_addr_transform(MS); 71 crb_addr_transform(CAS2); 72 crb_addr_transform(CAS1); 73 crb_addr_transform(CAS0); 74 crb_addr_transform(CAM); 75 crb_addr_transform(C2C1); 76 crb_addr_transform(C2C0); 77 crb_addr_transform(SMB); 78 crb_addr_transform(OCM0); 79 crb_addr_transform(I2C0); 80 } 81 82 void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter) 83 { 84 struct qlcnic_recv_context *recv_ctx; 85 struct qlcnic_host_rds_ring *rds_ring; 86 struct qlcnic_rx_buffer *rx_buf; 87 int i, ring; 88 89 recv_ctx = adapter->recv_ctx; 90 for (ring = 0; ring < adapter->max_rds_rings; ring++) { 91 rds_ring = &recv_ctx->rds_rings[ring]; 92 for (i = 0; i < rds_ring->num_desc; ++i) { 93 rx_buf = &(rds_ring->rx_buf_arr[i]); 94 if (rx_buf->skb == NULL) 95 continue; 96 97 dma_unmap_single(&adapter->pdev->dev, rx_buf->dma, 98 rds_ring->dma_size, DMA_FROM_DEVICE); 99 100 dev_kfree_skb_any(rx_buf->skb); 101 } 102 } 103 } 104 105 void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter) 106 { 107 struct qlcnic_recv_context *recv_ctx; 108 struct qlcnic_host_rds_ring *rds_ring; 109 struct qlcnic_rx_buffer *rx_buf; 110 int i, ring; 111 112 recv_ctx = adapter->recv_ctx; 113 for (ring = 0; ring < adapter->max_rds_rings; ring++) { 114 rds_ring = &recv_ctx->rds_rings[ring]; 115 116 INIT_LIST_HEAD(&rds_ring->free_list); 117 118 rx_buf = rds_ring->rx_buf_arr; 119 for (i = 0; i < rds_ring->num_desc; i++) { 120 list_add_tail(&rx_buf->list, 121 &rds_ring->free_list); 122 rx_buf++; 123 } 124 } 125 } 126 127 void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter, 128 struct qlcnic_host_tx_ring *tx_ring) 129 { 130 struct qlcnic_cmd_buffer *cmd_buf; 131 struct qlcnic_skb_frag *buffrag; 132 int i, j; 133 134 spin_lock(&tx_ring->tx_clean_lock); 135 136 cmd_buf = tx_ring->cmd_buf_arr; 137 for (i = 0; i < tx_ring->num_desc; i++) { 138 buffrag = cmd_buf->frag_array; 139 if (buffrag->dma) { 140 dma_unmap_single(&adapter->pdev->dev, buffrag->dma, 141 buffrag->length, DMA_TO_DEVICE); 142 buffrag->dma = 0ULL; 143 } 144 for (j = 1; j < cmd_buf->frag_count; j++) { 145 buffrag++; 146 if (buffrag->dma) { 147 dma_unmap_page(&adapter->pdev->dev, 148 buffrag->dma, buffrag->length, 149 DMA_TO_DEVICE); 150 buffrag->dma = 0ULL; 151 } 152 } 153 if (cmd_buf->skb) { 154 dev_kfree_skb_any(cmd_buf->skb); 155 cmd_buf->skb = NULL; 156 } 157 cmd_buf++; 158 } 159 160 spin_unlock(&tx_ring->tx_clean_lock); 161 } 162 163 void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter) 164 { 165 struct qlcnic_recv_context *recv_ctx; 166 struct qlcnic_host_rds_ring *rds_ring; 167 int ring; 168 169 recv_ctx = adapter->recv_ctx; 170 171 if (recv_ctx->rds_rings == NULL) 172 return; 173 174 for (ring = 0; ring < adapter->max_rds_rings; ring++) { 175 rds_ring = &recv_ctx->rds_rings[ring]; 176 vfree(rds_ring->rx_buf_arr); 177 rds_ring->rx_buf_arr = NULL; 178 } 179 kfree(recv_ctx->rds_rings); 180 } 181 182 int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter) 183 { 184 struct qlcnic_recv_context *recv_ctx; 185 struct qlcnic_host_rds_ring *rds_ring; 186 struct qlcnic_host_sds_ring *sds_ring; 187 struct qlcnic_rx_buffer *rx_buf; 188 int ring, i; 189 190 recv_ctx = adapter->recv_ctx; 191 192 rds_ring = kcalloc(adapter->max_rds_rings, 193 sizeof(struct qlcnic_host_rds_ring), GFP_KERNEL); 194 if (rds_ring == NULL) 195 goto err_out; 196 197 recv_ctx->rds_rings = rds_ring; 198 199 for (ring = 0; ring < adapter->max_rds_rings; ring++) { 200 rds_ring = &recv_ctx->rds_rings[ring]; 201 switch (ring) { 202 case RCV_RING_NORMAL: 203 rds_ring->num_desc = adapter->num_rxd; 204 rds_ring->dma_size = QLCNIC_P3P_RX_BUF_MAX_LEN; 205 rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN; 206 break; 207 208 case RCV_RING_JUMBO: 209 rds_ring->num_desc = adapter->num_jumbo_rxd; 210 rds_ring->dma_size = 211 QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN; 212 213 if (adapter->ahw->capabilities & 214 QLCNIC_FW_CAPABILITY_HW_LRO) 215 rds_ring->dma_size += QLCNIC_LRO_BUFFER_EXTRA; 216 217 rds_ring->skb_size = 218 rds_ring->dma_size + NET_IP_ALIGN; 219 break; 220 } 221 rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring)); 222 if (rds_ring->rx_buf_arr == NULL) 223 goto err_out; 224 225 INIT_LIST_HEAD(&rds_ring->free_list); 226 /* 227 * Now go through all of them, set reference handles 228 * and put them in the queues. 229 */ 230 rx_buf = rds_ring->rx_buf_arr; 231 for (i = 0; i < rds_ring->num_desc; i++) { 232 list_add_tail(&rx_buf->list, 233 &rds_ring->free_list); 234 rx_buf->ref_handle = i; 235 rx_buf++; 236 } 237 spin_lock_init(&rds_ring->lock); 238 } 239 240 for (ring = 0; ring < adapter->drv_sds_rings; ring++) { 241 sds_ring = &recv_ctx->sds_rings[ring]; 242 sds_ring->irq = adapter->msix_entries[ring].vector; 243 sds_ring->adapter = adapter; 244 sds_ring->num_desc = adapter->num_rxd; 245 if (qlcnic_82xx_check(adapter)) { 246 if (qlcnic_check_multi_tx(adapter) && 247 !adapter->ahw->diag_test) 248 sds_ring->tx_ring = &adapter->tx_ring[ring]; 249 else 250 sds_ring->tx_ring = &adapter->tx_ring[0]; 251 } 252 for (i = 0; i < NUM_RCV_DESC_RINGS; i++) 253 INIT_LIST_HEAD(&sds_ring->free_list[i]); 254 } 255 256 return 0; 257 258 err_out: 259 qlcnic_free_sw_resources(adapter); 260 return -ENOMEM; 261 } 262 263 /* 264 * Utility to translate from internal Phantom CRB address 265 * to external PCI CRB address. 266 */ 267 static u32 qlcnic_decode_crb_addr(u32 addr) 268 { 269 int i; 270 u32 base_addr, offset, pci_base; 271 272 crb_addr_transform_setup(); 273 274 pci_base = QLCNIC_ADDR_ERROR; 275 base_addr = addr & 0xfff00000; 276 offset = addr & 0x000fffff; 277 278 for (i = 0; i < QLCNIC_MAX_CRB_XFORM; i++) { 279 if (crb_addr_xform[i] == base_addr) { 280 pci_base = i << 20; 281 break; 282 } 283 } 284 if (pci_base == QLCNIC_ADDR_ERROR) 285 return pci_base; 286 else 287 return pci_base + offset; 288 } 289 290 #define QLCNIC_MAX_ROM_WAIT_USEC 100 291 292 static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter) 293 { 294 long timeout = 0; 295 long done = 0; 296 int err = 0; 297 298 cond_resched(); 299 while (done == 0) { 300 done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS, &err); 301 done &= 2; 302 if (++timeout >= QLCNIC_MAX_ROM_WAIT_USEC) { 303 dev_err(&adapter->pdev->dev, 304 "Timeout reached waiting for rom done"); 305 return -EIO; 306 } 307 udelay(1); 308 } 309 return 0; 310 } 311 312 static int do_rom_fast_read(struct qlcnic_adapter *adapter, 313 u32 addr, u32 *valp) 314 { 315 int err = 0; 316 317 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ADDRESS, addr); 318 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); 319 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 3); 320 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_INSTR_OPCODE, 0xb); 321 if (qlcnic_wait_rom_done(adapter)) { 322 dev_err(&adapter->pdev->dev, "Error waiting for rom done\n"); 323 return -EIO; 324 } 325 /* reset abyte_cnt and dummy_byte_cnt */ 326 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 0); 327 udelay(10); 328 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0); 329 330 *valp = QLCRD32(adapter, QLCNIC_ROMUSB_ROM_RDATA, &err); 331 if (err == -EIO) 332 return err; 333 return 0; 334 } 335 336 static int do_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, 337 u8 *bytes, size_t size) 338 { 339 int addridx; 340 int ret = 0; 341 342 for (addridx = addr; addridx < (addr + size); addridx += 4) { 343 int v; 344 ret = do_rom_fast_read(adapter, addridx, &v); 345 if (ret != 0) 346 break; 347 *(__le32 *)bytes = cpu_to_le32(v); 348 bytes += 4; 349 } 350 351 return ret; 352 } 353 354 int 355 qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr, 356 u8 *bytes, size_t size) 357 { 358 int ret; 359 360 ret = qlcnic_rom_lock(adapter); 361 if (ret < 0) 362 return ret; 363 364 ret = do_rom_fast_read_words(adapter, addr, bytes, size); 365 366 qlcnic_rom_unlock(adapter); 367 return ret; 368 } 369 370 int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp) 371 { 372 int ret; 373 374 if (qlcnic_rom_lock(adapter) != 0) 375 return -EIO; 376 377 ret = do_rom_fast_read(adapter, addr, valp); 378 qlcnic_rom_unlock(adapter); 379 return ret; 380 } 381 382 int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter) 383 { 384 int addr, err = 0; 385 int i, n, init_delay; 386 struct crb_addr_pair *buf; 387 unsigned offset; 388 u32 off, val; 389 struct pci_dev *pdev = adapter->pdev; 390 391 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 0); 392 QLC_SHARED_REG_WR32(adapter, QLCNIC_RCVPEG_STATE, 0); 393 394 /* Halt all the indiviual PEGs and other blocks */ 395 /* disable all I2Q */ 396 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0); 397 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0); 398 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0); 399 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0); 400 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0); 401 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0); 402 403 /* disable all niu interrupts */ 404 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff); 405 /* disable xge rx/tx */ 406 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00); 407 /* disable xg1 rx/tx */ 408 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00); 409 /* disable sideband mac */ 410 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00); 411 /* disable ap0 mac */ 412 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00); 413 /* disable ap1 mac */ 414 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00); 415 416 /* halt sre */ 417 val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000, &err); 418 if (err == -EIO) 419 return err; 420 QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1))); 421 422 /* halt epg */ 423 QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1); 424 425 /* halt timers */ 426 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0); 427 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0); 428 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0); 429 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0); 430 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0); 431 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0); 432 /* halt pegs */ 433 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1); 434 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1); 435 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1); 436 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1); 437 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1); 438 msleep(20); 439 440 /* big hammer don't reset CAM block on reset */ 441 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff); 442 443 /* Init HW CRB block */ 444 if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) || 445 qlcnic_rom_fast_read(adapter, 4, &n) != 0) { 446 dev_err(&pdev->dev, "ERROR Reading crb_init area: val:%x\n", n); 447 return -EIO; 448 } 449 offset = n & 0xffffU; 450 n = (n >> 16) & 0xffffU; 451 452 if (n >= 1024) { 453 dev_err(&pdev->dev, "QLOGIC card flash not initialized.\n"); 454 return -EIO; 455 } 456 457 buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL); 458 if (buf == NULL) 459 return -ENOMEM; 460 461 for (i = 0; i < n; i++) { 462 if (qlcnic_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 || 463 qlcnic_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0) { 464 kfree(buf); 465 return -EIO; 466 } 467 468 buf[i].addr = addr; 469 buf[i].data = val; 470 } 471 472 for (i = 0; i < n; i++) { 473 474 off = qlcnic_decode_crb_addr(buf[i].addr); 475 if (off == QLCNIC_ADDR_ERROR) { 476 dev_err(&pdev->dev, "CRB init value out of range %x\n", 477 buf[i].addr); 478 continue; 479 } 480 off += QLCNIC_PCI_CRBSPACE; 481 482 if (off & 1) 483 continue; 484 485 /* skipping cold reboot MAGIC */ 486 if (off == QLCNIC_CAM_RAM(0x1fc)) 487 continue; 488 if (off == (QLCNIC_CRB_I2C0 + 0x1c)) 489 continue; 490 if (off == (ROMUSB_GLB + 0xbc)) /* do not reset PCI */ 491 continue; 492 if (off == (ROMUSB_GLB + 0xa8)) 493 continue; 494 if (off == (ROMUSB_GLB + 0xc8)) /* core clock */ 495 continue; 496 if (off == (ROMUSB_GLB + 0x24)) /* MN clock */ 497 continue; 498 if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */ 499 continue; 500 if ((off & 0x0ff00000) == QLCNIC_CRB_DDR_NET) 501 continue; 502 /* skip the function enable register */ 503 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION)) 504 continue; 505 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2)) 506 continue; 507 if ((off & 0x0ff00000) == QLCNIC_CRB_SMB) 508 continue; 509 510 init_delay = 1; 511 /* After writing this register, HW needs time for CRB */ 512 /* to quiet down (else crb_window returns 0xffffffff) */ 513 if (off == QLCNIC_ROMUSB_GLB_SW_RESET) 514 init_delay = 1000; 515 516 QLCWR32(adapter, off, buf[i].data); 517 518 msleep(init_delay); 519 } 520 kfree(buf); 521 522 /* Initialize protocol process engine */ 523 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0xec, 0x1e); 524 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0x4c, 8); 525 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_I + 0x4c, 8); 526 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x8, 0); 527 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0xc, 0); 528 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x8, 0); 529 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0xc, 0); 530 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x8, 0); 531 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0xc, 0); 532 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x8, 0); 533 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0xc, 0); 534 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0); 535 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0); 536 usleep_range(1000, 1500); 537 538 QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0); 539 QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0); 540 541 return 0; 542 } 543 544 static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter) 545 { 546 u32 val; 547 int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT; 548 549 do { 550 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CMDPEG_STATE); 551 552 switch (val) { 553 case PHAN_INITIALIZE_COMPLETE: 554 case PHAN_INITIALIZE_ACK: 555 return 0; 556 case PHAN_INITIALIZE_FAILED: 557 goto out_err; 558 default: 559 break; 560 } 561 562 msleep(QLCNIC_CMDPEG_CHECK_DELAY); 563 564 } while (--retries); 565 566 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 567 PHAN_INITIALIZE_FAILED); 568 569 out_err: 570 dev_err(&adapter->pdev->dev, "Command Peg initialization not " 571 "complete, state: 0x%x.\n", val); 572 return -EIO; 573 } 574 575 static int 576 qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter) 577 { 578 u32 val; 579 int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT; 580 581 do { 582 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_RCVPEG_STATE); 583 584 if (val == PHAN_PEG_RCV_INITIALIZED) 585 return 0; 586 587 msleep(QLCNIC_RCVPEG_CHECK_DELAY); 588 589 } while (--retries); 590 591 dev_err(&adapter->pdev->dev, "Receive Peg initialization not complete, state: 0x%x.\n", 592 val); 593 return -EIO; 594 } 595 596 int 597 qlcnic_check_fw_status(struct qlcnic_adapter *adapter) 598 { 599 int err; 600 601 err = qlcnic_cmd_peg_ready(adapter); 602 if (err) 603 return err; 604 605 err = qlcnic_receive_peg_ready(adapter); 606 if (err) 607 return err; 608 609 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, PHAN_INITIALIZE_ACK); 610 611 return err; 612 } 613 614 int 615 qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) { 616 617 int timeo; 618 u32 val; 619 620 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO); 621 val = QLC_DEV_GET_DRV(val, adapter->portnum); 622 if ((val & 0x3) != QLCNIC_TYPE_NIC) { 623 dev_err(&adapter->pdev->dev, 624 "Not an Ethernet NIC func=%u\n", val); 625 return -EIO; 626 } 627 adapter->ahw->physical_port = (val >> 2); 628 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DEV_INIT_TIMEOUT, &timeo)) 629 timeo = QLCNIC_INIT_TIMEOUT_SECS; 630 631 adapter->dev_init_timeo = timeo; 632 633 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DRV_RESET_TIMEOUT, &timeo)) 634 timeo = QLCNIC_RESET_TIMEOUT_SECS; 635 636 adapter->reset_ack_timeo = timeo; 637 638 return 0; 639 } 640 641 static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region, 642 struct qlcnic_flt_entry *region_entry) 643 { 644 struct qlcnic_flt_header flt_hdr; 645 struct qlcnic_flt_entry *flt_entry; 646 int i = 0, ret; 647 u32 entry_size; 648 649 memset(region_entry, 0, sizeof(struct qlcnic_flt_entry)); 650 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION, 651 (u8 *)&flt_hdr, 652 sizeof(struct qlcnic_flt_header)); 653 if (ret) { 654 dev_warn(&adapter->pdev->dev, 655 "error reading flash layout header\n"); 656 return -EIO; 657 } 658 659 entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header); 660 flt_entry = vzalloc(entry_size); 661 if (flt_entry == NULL) 662 return -EIO; 663 664 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION + 665 sizeof(struct qlcnic_flt_header), 666 (u8 *)flt_entry, entry_size); 667 if (ret) { 668 dev_warn(&adapter->pdev->dev, 669 "error reading flash layout entries\n"); 670 goto err_out; 671 } 672 673 while (i < (entry_size/sizeof(struct qlcnic_flt_entry))) { 674 if (flt_entry[i].region == region) 675 break; 676 i++; 677 } 678 if (i >= (entry_size/sizeof(struct qlcnic_flt_entry))) { 679 dev_warn(&adapter->pdev->dev, 680 "region=%x not found in %d regions\n", region, i); 681 ret = -EIO; 682 goto err_out; 683 } 684 memcpy(region_entry, &flt_entry[i], sizeof(struct qlcnic_flt_entry)); 685 686 err_out: 687 vfree(flt_entry); 688 return ret; 689 } 690 691 int 692 qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter) 693 { 694 struct qlcnic_flt_entry fw_entry; 695 u32 ver = -1, min_ver; 696 int ret; 697 698 if (adapter->ahw->revision_id == QLCNIC_P3P_C0) 699 ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION, 700 &fw_entry); 701 else 702 ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION, 703 &fw_entry); 704 705 if (!ret) 706 /* 0-4:-signature, 4-8:-fw version */ 707 qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4, 708 (int *)&ver); 709 else 710 qlcnic_rom_fast_read(adapter, QLCNIC_FW_VERSION_OFFSET, 711 (int *)&ver); 712 713 ver = QLCNIC_DECODE_VERSION(ver); 714 min_ver = QLCNIC_MIN_FW_VERSION; 715 716 if (ver < min_ver) { 717 dev_err(&adapter->pdev->dev, 718 "firmware version %d.%d.%d unsupported." 719 "Min supported version %d.%d.%d\n", 720 _major(ver), _minor(ver), _build(ver), 721 _major(min_ver), _minor(min_ver), _build(min_ver)); 722 return -EINVAL; 723 } 724 725 return 0; 726 } 727 728 static int 729 qlcnic_has_mn(struct qlcnic_adapter *adapter) 730 { 731 u32 capability = 0; 732 int err = 0; 733 734 capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY, &err); 735 if (err == -EIO) 736 return err; 737 if (capability & QLCNIC_PEG_TUNE_MN_PRESENT) 738 return 1; 739 740 return 0; 741 } 742 743 static 744 struct uni_table_desc *qlcnic_get_table_desc(const u8 *unirom, int section) 745 { 746 u32 i, entries; 747 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; 748 entries = le32_to_cpu(directory->num_entries); 749 750 for (i = 0; i < entries; i++) { 751 752 u32 offs = le32_to_cpu(directory->findex) + 753 i * le32_to_cpu(directory->entry_size); 754 u32 tab_type = le32_to_cpu(*((__le32 *)&unirom[offs] + 8)); 755 756 if (tab_type == section) 757 return (struct uni_table_desc *) &unirom[offs]; 758 } 759 760 return NULL; 761 } 762 763 #define FILEHEADER_SIZE (14 * 4) 764 765 static int 766 qlcnic_validate_header(struct qlcnic_adapter *adapter) 767 { 768 const u8 *unirom = adapter->fw->data; 769 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0]; 770 u32 entries, entry_size, tab_size, fw_file_size; 771 772 fw_file_size = adapter->fw->size; 773 774 if (fw_file_size < FILEHEADER_SIZE) 775 return -EINVAL; 776 777 entries = le32_to_cpu(directory->num_entries); 778 entry_size = le32_to_cpu(directory->entry_size); 779 tab_size = le32_to_cpu(directory->findex) + (entries * entry_size); 780 781 if (fw_file_size < tab_size) 782 return -EINVAL; 783 784 return 0; 785 } 786 787 static int 788 qlcnic_validate_bootld(struct qlcnic_adapter *adapter) 789 { 790 struct uni_table_desc *tab_desc; 791 struct uni_data_desc *descr; 792 u32 offs, tab_size, data_size, idx; 793 const u8 *unirom = adapter->fw->data; 794 __le32 temp; 795 796 temp = *((__le32 *)&unirom[adapter->file_prd_off] + 797 QLCNIC_UNI_BOOTLD_IDX_OFF); 798 idx = le32_to_cpu(temp); 799 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_BOOTLD); 800 801 if (!tab_desc) 802 return -EINVAL; 803 804 tab_size = le32_to_cpu(tab_desc->findex) + 805 le32_to_cpu(tab_desc->entry_size) * (idx + 1); 806 807 if (adapter->fw->size < tab_size) 808 return -EINVAL; 809 810 offs = le32_to_cpu(tab_desc->findex) + 811 le32_to_cpu(tab_desc->entry_size) * idx; 812 descr = (struct uni_data_desc *)&unirom[offs]; 813 814 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); 815 816 if (adapter->fw->size < data_size) 817 return -EINVAL; 818 819 return 0; 820 } 821 822 static int 823 qlcnic_validate_fw(struct qlcnic_adapter *adapter) 824 { 825 struct uni_table_desc *tab_desc; 826 struct uni_data_desc *descr; 827 const u8 *unirom = adapter->fw->data; 828 u32 offs, tab_size, data_size, idx; 829 __le32 temp; 830 831 temp = *((__le32 *)&unirom[adapter->file_prd_off] + 832 QLCNIC_UNI_FIRMWARE_IDX_OFF); 833 idx = le32_to_cpu(temp); 834 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_FW); 835 836 if (!tab_desc) 837 return -EINVAL; 838 839 tab_size = le32_to_cpu(tab_desc->findex) + 840 le32_to_cpu(tab_desc->entry_size) * (idx + 1); 841 842 if (adapter->fw->size < tab_size) 843 return -EINVAL; 844 845 offs = le32_to_cpu(tab_desc->findex) + 846 le32_to_cpu(tab_desc->entry_size) * idx; 847 descr = (struct uni_data_desc *)&unirom[offs]; 848 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size); 849 850 if (adapter->fw->size < data_size) 851 return -EINVAL; 852 853 return 0; 854 } 855 856 static int 857 qlcnic_validate_product_offs(struct qlcnic_adapter *adapter) 858 { 859 struct uni_table_desc *ptab_descr; 860 const u8 *unirom = adapter->fw->data; 861 int mn_present = qlcnic_has_mn(adapter); 862 u32 entries, entry_size, tab_size, i; 863 __le32 temp; 864 865 ptab_descr = qlcnic_get_table_desc(unirom, 866 QLCNIC_UNI_DIR_SECT_PRODUCT_TBL); 867 if (!ptab_descr) 868 return -EINVAL; 869 870 entries = le32_to_cpu(ptab_descr->num_entries); 871 entry_size = le32_to_cpu(ptab_descr->entry_size); 872 tab_size = le32_to_cpu(ptab_descr->findex) + (entries * entry_size); 873 874 if (adapter->fw->size < tab_size) 875 return -EINVAL; 876 877 nomn: 878 for (i = 0; i < entries; i++) { 879 880 u32 flags, file_chiprev, offs; 881 u8 chiprev = adapter->ahw->revision_id; 882 u32 flagbit; 883 884 offs = le32_to_cpu(ptab_descr->findex) + 885 i * le32_to_cpu(ptab_descr->entry_size); 886 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_FLAGS_OFF); 887 flags = le32_to_cpu(temp); 888 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_CHIP_REV_OFF); 889 file_chiprev = le32_to_cpu(temp); 890 891 flagbit = mn_present ? 1 : 2; 892 893 if ((chiprev == file_chiprev) && 894 ((1ULL << flagbit) & flags)) { 895 adapter->file_prd_off = offs; 896 return 0; 897 } 898 } 899 if (mn_present) { 900 mn_present = 0; 901 goto nomn; 902 } 903 return -EINVAL; 904 } 905 906 static int 907 qlcnic_validate_unified_romimage(struct qlcnic_adapter *adapter) 908 { 909 if (qlcnic_validate_header(adapter)) { 910 dev_err(&adapter->pdev->dev, 911 "unified image: header validation failed\n"); 912 return -EINVAL; 913 } 914 915 if (qlcnic_validate_product_offs(adapter)) { 916 dev_err(&adapter->pdev->dev, 917 "unified image: product validation failed\n"); 918 return -EINVAL; 919 } 920 921 if (qlcnic_validate_bootld(adapter)) { 922 dev_err(&adapter->pdev->dev, 923 "unified image: bootld validation failed\n"); 924 return -EINVAL; 925 } 926 927 if (qlcnic_validate_fw(adapter)) { 928 dev_err(&adapter->pdev->dev, 929 "unified image: firmware validation failed\n"); 930 return -EINVAL; 931 } 932 933 return 0; 934 } 935 936 static 937 struct uni_data_desc *qlcnic_get_data_desc(struct qlcnic_adapter *adapter, 938 u32 section, u32 idx_offset) 939 { 940 const u8 *unirom = adapter->fw->data; 941 struct uni_table_desc *tab_desc; 942 u32 offs, idx; 943 __le32 temp; 944 945 temp = *((__le32 *)&unirom[adapter->file_prd_off] + idx_offset); 946 idx = le32_to_cpu(temp); 947 948 tab_desc = qlcnic_get_table_desc(unirom, section); 949 950 if (tab_desc == NULL) 951 return NULL; 952 953 offs = le32_to_cpu(tab_desc->findex) + 954 le32_to_cpu(tab_desc->entry_size) * idx; 955 956 return (struct uni_data_desc *)&unirom[offs]; 957 } 958 959 static u8 * 960 qlcnic_get_bootld_offs(struct qlcnic_adapter *adapter) 961 { 962 u32 offs = QLCNIC_BOOTLD_START; 963 struct uni_data_desc *data_desc; 964 965 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_BOOTLD, 966 QLCNIC_UNI_BOOTLD_IDX_OFF); 967 968 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) 969 offs = le32_to_cpu(data_desc->findex); 970 971 return (u8 *)&adapter->fw->data[offs]; 972 } 973 974 static u8 * 975 qlcnic_get_fw_offs(struct qlcnic_adapter *adapter) 976 { 977 u32 offs = QLCNIC_IMAGE_START; 978 struct uni_data_desc *data_desc; 979 980 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, 981 QLCNIC_UNI_FIRMWARE_IDX_OFF); 982 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) 983 offs = le32_to_cpu(data_desc->findex); 984 985 return (u8 *)&adapter->fw->data[offs]; 986 } 987 988 static u32 qlcnic_get_fw_size(struct qlcnic_adapter *adapter) 989 { 990 struct uni_data_desc *data_desc; 991 const u8 *unirom = adapter->fw->data; 992 993 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, 994 QLCNIC_UNI_FIRMWARE_IDX_OFF); 995 996 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE) 997 return le32_to_cpu(data_desc->size); 998 else 999 return le32_to_cpu(*(__le32 *)&unirom[QLCNIC_FW_SIZE_OFFSET]); 1000 } 1001 1002 static u32 qlcnic_get_fw_version(struct qlcnic_adapter *adapter) 1003 { 1004 struct uni_data_desc *fw_data_desc; 1005 const struct firmware *fw = adapter->fw; 1006 u32 major, minor, sub; 1007 __le32 version_offset; 1008 const u8 *ver_str; 1009 int i, ret; 1010 1011 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { 1012 version_offset = *(__le32 *)&fw->data[QLCNIC_FW_VERSION_OFFSET]; 1013 return le32_to_cpu(version_offset); 1014 } 1015 1016 fw_data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW, 1017 QLCNIC_UNI_FIRMWARE_IDX_OFF); 1018 ver_str = fw->data + le32_to_cpu(fw_data_desc->findex) + 1019 le32_to_cpu(fw_data_desc->size) - 17; 1020 1021 for (i = 0; i < 12; i++) { 1022 if (!strncmp(&ver_str[i], "REV=", 4)) { 1023 ret = sscanf(&ver_str[i+4], "%u.%u.%u ", 1024 &major, &minor, &sub); 1025 if (ret != 3) 1026 return 0; 1027 else 1028 return major + (minor << 8) + (sub << 16); 1029 } 1030 } 1031 1032 return 0; 1033 } 1034 1035 static u32 qlcnic_get_bios_version(struct qlcnic_adapter *adapter) 1036 { 1037 const struct firmware *fw = adapter->fw; 1038 u32 bios_ver, prd_off = adapter->file_prd_off; 1039 u8 *version_offset; 1040 __le32 temp; 1041 1042 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) { 1043 version_offset = (u8 *)&fw->data[QLCNIC_BIOS_VERSION_OFFSET]; 1044 return le32_to_cpu(*(__le32 *)version_offset); 1045 } 1046 1047 temp = *((__le32 *)(&fw->data[prd_off]) + QLCNIC_UNI_BIOS_VERSION_OFF); 1048 bios_ver = le32_to_cpu(temp); 1049 1050 return (bios_ver << 16) + ((bios_ver >> 8) & 0xff00) + (bios_ver >> 24); 1051 } 1052 1053 static void qlcnic_rom_lock_recovery(struct qlcnic_adapter *adapter) 1054 { 1055 if (qlcnic_pcie_sem_lock(adapter, 2, QLCNIC_ROM_LOCK_ID)) 1056 dev_info(&adapter->pdev->dev, "Resetting rom_lock\n"); 1057 1058 qlcnic_pcie_sem_unlock(adapter, 2); 1059 } 1060 1061 static int 1062 qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter) 1063 { 1064 u32 heartbeat, ret = -EIO; 1065 int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT; 1066 1067 adapter->heartbeat = QLC_SHARED_REG_RD32(adapter, 1068 QLCNIC_PEG_ALIVE_COUNTER); 1069 1070 do { 1071 msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS); 1072 heartbeat = QLC_SHARED_REG_RD32(adapter, 1073 QLCNIC_PEG_ALIVE_COUNTER); 1074 if (heartbeat != adapter->heartbeat) { 1075 ret = QLCNIC_RCODE_SUCCESS; 1076 break; 1077 } 1078 } while (--retries); 1079 1080 return ret; 1081 } 1082 1083 int 1084 qlcnic_need_fw_reset(struct qlcnic_adapter *adapter) 1085 { 1086 if ((adapter->flags & QLCNIC_FW_HANG) || 1087 qlcnic_check_fw_hearbeat(adapter)) { 1088 qlcnic_rom_lock_recovery(adapter); 1089 return 1; 1090 } 1091 1092 if (adapter->need_fw_reset) 1093 return 1; 1094 1095 if (adapter->fw) 1096 return 1; 1097 1098 return 0; 1099 } 1100 1101 static const char *fw_name[] = { 1102 QLCNIC_UNIFIED_ROMIMAGE_NAME, 1103 QLCNIC_FLASH_ROMIMAGE_NAME, 1104 }; 1105 1106 int 1107 qlcnic_load_firmware(struct qlcnic_adapter *adapter) 1108 { 1109 __le64 *ptr64; 1110 u32 i, flashaddr, size; 1111 const struct firmware *fw = adapter->fw; 1112 struct pci_dev *pdev = adapter->pdev; 1113 1114 dev_info(&pdev->dev, "loading firmware from %s\n", 1115 fw_name[adapter->ahw->fw_type]); 1116 1117 if (fw) { 1118 u64 data; 1119 1120 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; 1121 1122 ptr64 = (__le64 *)qlcnic_get_bootld_offs(adapter); 1123 flashaddr = QLCNIC_BOOTLD_START; 1124 1125 for (i = 0; i < size; i++) { 1126 data = le64_to_cpu(ptr64[i]); 1127 1128 if (qlcnic_pci_mem_write_2M(adapter, flashaddr, data)) 1129 return -EIO; 1130 1131 flashaddr += 8; 1132 } 1133 1134 size = qlcnic_get_fw_size(adapter) / 8; 1135 1136 ptr64 = (__le64 *)qlcnic_get_fw_offs(adapter); 1137 flashaddr = QLCNIC_IMAGE_START; 1138 1139 for (i = 0; i < size; i++) { 1140 data = le64_to_cpu(ptr64[i]); 1141 1142 if (qlcnic_pci_mem_write_2M(adapter, 1143 flashaddr, data)) 1144 return -EIO; 1145 1146 flashaddr += 8; 1147 } 1148 1149 size = qlcnic_get_fw_size(adapter) % 8; 1150 if (size) { 1151 data = le64_to_cpu(ptr64[i]); 1152 1153 if (qlcnic_pci_mem_write_2M(adapter, 1154 flashaddr, data)) 1155 return -EIO; 1156 } 1157 1158 } else { 1159 u64 data; 1160 u32 hi, lo; 1161 int ret; 1162 struct qlcnic_flt_entry bootld_entry; 1163 1164 ret = qlcnic_get_flt_entry(adapter, QLCNIC_BOOTLD_REGION, 1165 &bootld_entry); 1166 if (!ret) { 1167 size = bootld_entry.size / 8; 1168 flashaddr = bootld_entry.start_addr; 1169 } else { 1170 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8; 1171 flashaddr = QLCNIC_BOOTLD_START; 1172 dev_info(&pdev->dev, 1173 "using legacy method to get flash fw region"); 1174 } 1175 1176 for (i = 0; i < size; i++) { 1177 if (qlcnic_rom_fast_read(adapter, 1178 flashaddr, (int *)&lo) != 0) 1179 return -EIO; 1180 if (qlcnic_rom_fast_read(adapter, 1181 flashaddr + 4, (int *)&hi) != 0) 1182 return -EIO; 1183 1184 data = (((u64)hi << 32) | lo); 1185 1186 if (qlcnic_pci_mem_write_2M(adapter, 1187 flashaddr, data)) 1188 return -EIO; 1189 1190 flashaddr += 8; 1191 } 1192 } 1193 usleep_range(1000, 1500); 1194 1195 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x18, 0x1020); 1196 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0x80001e); 1197 return 0; 1198 } 1199 1200 static int 1201 qlcnic_validate_firmware(struct qlcnic_adapter *adapter) 1202 { 1203 u32 val; 1204 u32 ver, bios, min_size; 1205 struct pci_dev *pdev = adapter->pdev; 1206 const struct firmware *fw = adapter->fw; 1207 u8 fw_type = adapter->ahw->fw_type; 1208 1209 if (fw_type == QLCNIC_UNIFIED_ROMIMAGE) { 1210 if (qlcnic_validate_unified_romimage(adapter)) 1211 return -EINVAL; 1212 1213 min_size = QLCNIC_UNI_FW_MIN_SIZE; 1214 } else { 1215 val = le32_to_cpu(*(__le32 *)&fw->data[QLCNIC_FW_MAGIC_OFFSET]); 1216 if (val != QLCNIC_BDINFO_MAGIC) 1217 return -EINVAL; 1218 1219 min_size = QLCNIC_FW_MIN_SIZE; 1220 } 1221 1222 if (fw->size < min_size) 1223 return -EINVAL; 1224 1225 val = qlcnic_get_fw_version(adapter); 1226 ver = QLCNIC_DECODE_VERSION(val); 1227 1228 if (ver < QLCNIC_MIN_FW_VERSION) { 1229 dev_err(&pdev->dev, 1230 "%s: firmware version %d.%d.%d unsupported\n", 1231 fw_name[fw_type], _major(ver), _minor(ver), _build(ver)); 1232 return -EINVAL; 1233 } 1234 1235 val = qlcnic_get_bios_version(adapter); 1236 qlcnic_rom_fast_read(adapter, QLCNIC_BIOS_VERSION_OFFSET, (int *)&bios); 1237 if (val != bios) { 1238 dev_err(&pdev->dev, "%s: firmware bios is incompatible\n", 1239 fw_name[fw_type]); 1240 return -EINVAL; 1241 } 1242 1243 QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, QLCNIC_BDINFO_MAGIC); 1244 return 0; 1245 } 1246 1247 static void 1248 qlcnic_get_next_fwtype(struct qlcnic_adapter *adapter) 1249 { 1250 u8 fw_type; 1251 1252 switch (adapter->ahw->fw_type) { 1253 case QLCNIC_UNKNOWN_ROMIMAGE: 1254 fw_type = QLCNIC_UNIFIED_ROMIMAGE; 1255 break; 1256 1257 case QLCNIC_UNIFIED_ROMIMAGE: 1258 default: 1259 fw_type = QLCNIC_FLASH_ROMIMAGE; 1260 break; 1261 } 1262 1263 adapter->ahw->fw_type = fw_type; 1264 } 1265 1266 1267 1268 void qlcnic_request_firmware(struct qlcnic_adapter *adapter) 1269 { 1270 struct pci_dev *pdev = adapter->pdev; 1271 int rc; 1272 1273 adapter->ahw->fw_type = QLCNIC_UNKNOWN_ROMIMAGE; 1274 1275 next: 1276 qlcnic_get_next_fwtype(adapter); 1277 1278 if (adapter->ahw->fw_type == QLCNIC_FLASH_ROMIMAGE) { 1279 adapter->fw = NULL; 1280 } else { 1281 rc = request_firmware(&adapter->fw, 1282 fw_name[adapter->ahw->fw_type], 1283 &pdev->dev); 1284 if (rc != 0) 1285 goto next; 1286 1287 rc = qlcnic_validate_firmware(adapter); 1288 if (rc != 0) { 1289 release_firmware(adapter->fw); 1290 usleep_range(1000, 1500); 1291 goto next; 1292 } 1293 } 1294 } 1295 1296 1297 void 1298 qlcnic_release_firmware(struct qlcnic_adapter *adapter) 1299 { 1300 release_firmware(adapter->fw); 1301 adapter->fw = NULL; 1302 } 1303