2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2010 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
11 struct crb_addr_pair {
16 #define QLCNIC_MAX_CRB_XFORM 60
17 static unsigned int crb_addr_xform[QLCNIC_MAX_CRB_XFORM];
19 #define crb_addr_transform(name) \
20 (crb_addr_xform[QLCNIC_HW_PX_MAP_CRB_##name] = \
21 QLCNIC_HW_CRB_HUB_AGT_ADR_##name << 20)
23 #define QLCNIC_ADDR_ERROR (0xffffffff)
26 qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter);
28 static void crb_addr_transform_setup(void)
30 crb_addr_transform(XDMA);
31 crb_addr_transform(TIMR);
32 crb_addr_transform(SRE);
33 crb_addr_transform(SQN3);
34 crb_addr_transform(SQN2);
35 crb_addr_transform(SQN1);
36 crb_addr_transform(SQN0);
37 crb_addr_transform(SQS3);
38 crb_addr_transform(SQS2);
39 crb_addr_transform(SQS1);
40 crb_addr_transform(SQS0);
41 crb_addr_transform(RPMX7);
42 crb_addr_transform(RPMX6);
43 crb_addr_transform(RPMX5);
44 crb_addr_transform(RPMX4);
45 crb_addr_transform(RPMX3);
46 crb_addr_transform(RPMX2);
47 crb_addr_transform(RPMX1);
48 crb_addr_transform(RPMX0);
49 crb_addr_transform(ROMUSB);
50 crb_addr_transform(SN);
51 crb_addr_transform(QMN);
52 crb_addr_transform(QMS);
53 crb_addr_transform(PGNI);
54 crb_addr_transform(PGND);
55 crb_addr_transform(PGN3);
56 crb_addr_transform(PGN2);
57 crb_addr_transform(PGN1);
58 crb_addr_transform(PGN0);
59 crb_addr_transform(PGSI);
60 crb_addr_transform(PGSD);
61 crb_addr_transform(PGS3);
62 crb_addr_transform(PGS2);
63 crb_addr_transform(PGS1);
64 crb_addr_transform(PGS0);
65 crb_addr_transform(PS);
66 crb_addr_transform(PH);
67 crb_addr_transform(NIU);
68 crb_addr_transform(I2Q);
69 crb_addr_transform(EG);
70 crb_addr_transform(MN);
71 crb_addr_transform(MS);
72 crb_addr_transform(CAS2);
73 crb_addr_transform(CAS1);
74 crb_addr_transform(CAS0);
75 crb_addr_transform(CAM);
76 crb_addr_transform(C2C1);
77 crb_addr_transform(C2C0);
78 crb_addr_transform(SMB);
79 crb_addr_transform(OCM0);
80 crb_addr_transform(I2C0);
83 void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter)
85 struct qlcnic_recv_context *recv_ctx;
86 struct qlcnic_host_rds_ring *rds_ring;
87 struct qlcnic_rx_buffer *rx_buf;
90 recv_ctx = adapter->recv_ctx;
91 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
92 rds_ring = &recv_ctx->rds_rings[ring];
93 for (i = 0; i < rds_ring->num_desc; ++i) {
94 rx_buf = &(rds_ring->rx_buf_arr[i]);
95 if (rx_buf->skb == NULL)
98 pci_unmap_single(adapter->pdev,
103 dev_kfree_skb_any(rx_buf->skb);
108 void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter)
110 struct qlcnic_recv_context *recv_ctx;
111 struct qlcnic_host_rds_ring *rds_ring;
112 struct qlcnic_rx_buffer *rx_buf;
115 recv_ctx = adapter->recv_ctx;
116 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
117 rds_ring = &recv_ctx->rds_rings[ring];
119 INIT_LIST_HEAD(&rds_ring->free_list);
121 rx_buf = rds_ring->rx_buf_arr;
122 for (i = 0; i < rds_ring->num_desc; i++) {
123 list_add_tail(&rx_buf->list,
124 &rds_ring->free_list);
130 void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter)
132 struct qlcnic_cmd_buffer *cmd_buf;
133 struct qlcnic_skb_frag *buffrag;
135 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
137 cmd_buf = tx_ring->cmd_buf_arr;
138 for (i = 0; i < tx_ring->num_desc; i++) {
139 buffrag = cmd_buf->frag_array;
141 pci_unmap_single(adapter->pdev, buffrag->dma,
142 buffrag->length, PCI_DMA_TODEVICE);
145 for (j = 0; j < cmd_buf->frag_count; j++) {
148 pci_unmap_page(adapter->pdev, buffrag->dma,
155 dev_kfree_skb_any(cmd_buf->skb);
162 void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter)
164 struct qlcnic_recv_context *recv_ctx;
165 struct qlcnic_host_rds_ring *rds_ring;
168 recv_ctx = adapter->recv_ctx;
170 if (recv_ctx->rds_rings == NULL)
173 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
174 rds_ring = &recv_ctx->rds_rings[ring];
175 vfree(rds_ring->rx_buf_arr);
176 rds_ring->rx_buf_arr = NULL;
178 kfree(recv_ctx->rds_rings);
181 int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter)
183 struct qlcnic_recv_context *recv_ctx;
184 struct qlcnic_host_rds_ring *rds_ring;
185 struct qlcnic_host_sds_ring *sds_ring;
186 struct qlcnic_rx_buffer *rx_buf;
189 struct net_device *netdev = adapter->netdev;
191 recv_ctx = adapter->recv_ctx;
193 size = adapter->max_rds_rings * sizeof(struct qlcnic_host_rds_ring);
194 rds_ring = kzalloc(size, GFP_KERNEL);
195 if (rds_ring == NULL) {
196 dev_err(&netdev->dev, "failed to allocate rds ring struct\n");
199 recv_ctx->rds_rings = rds_ring;
201 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
202 rds_ring = &recv_ctx->rds_rings[ring];
204 case RCV_RING_NORMAL:
205 rds_ring->num_desc = adapter->num_rxd;
206 rds_ring->dma_size = QLCNIC_P3P_RX_BUF_MAX_LEN;
207 rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;
211 rds_ring->num_desc = adapter->num_jumbo_rxd;
213 QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN;
215 if (adapter->ahw->capabilities &
216 QLCNIC_FW_CAPABILITY_HW_LRO)
217 rds_ring->dma_size += QLCNIC_LRO_BUFFER_EXTRA;
220 rds_ring->dma_size + NET_IP_ALIGN;
223 rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring));
224 if (rds_ring->rx_buf_arr == NULL) {
225 dev_err(&netdev->dev,
226 "Failed to allocate rx buffer ring %d\n", ring);
230 INIT_LIST_HEAD(&rds_ring->free_list);
232 * Now go through all of them, set reference handles
233 * and put them in the queues.
235 rx_buf = rds_ring->rx_buf_arr;
236 for (i = 0; i < rds_ring->num_desc; i++) {
237 list_add_tail(&rx_buf->list,
238 &rds_ring->free_list);
239 rx_buf->ref_handle = i;
242 spin_lock_init(&rds_ring->lock);
245 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
246 sds_ring = &recv_ctx->sds_rings[ring];
247 sds_ring->irq = adapter->msix_entries[ring].vector;
248 sds_ring->adapter = adapter;
249 sds_ring->num_desc = adapter->num_rxd;
251 for (i = 0; i < NUM_RCV_DESC_RINGS; i++)
252 INIT_LIST_HEAD(&sds_ring->free_list[i]);
258 qlcnic_free_sw_resources(adapter);
263 * Utility to translate from internal Phantom CRB address
264 * to external PCI CRB address.
266 static u32 qlcnic_decode_crb_addr(u32 addr)
269 u32 base_addr, offset, pci_base;
271 crb_addr_transform_setup();
273 pci_base = QLCNIC_ADDR_ERROR;
274 base_addr = addr & 0xfff00000;
275 offset = addr & 0x000fffff;
277 for (i = 0; i < QLCNIC_MAX_CRB_XFORM; i++) {
278 if (crb_addr_xform[i] == base_addr) {
283 if (pci_base == QLCNIC_ADDR_ERROR)
286 return pci_base + offset;
289 #define QLCNIC_MAX_ROM_WAIT_USEC 100
291 static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter)
298 done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS);
300 if (++timeout >= QLCNIC_MAX_ROM_WAIT_USEC) {
301 dev_err(&adapter->pdev->dev,
302 "Timeout reached waiting for rom done");
310 static int do_rom_fast_read(struct qlcnic_adapter *adapter,
313 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ADDRESS, addr);
314 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
315 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 3);
316 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_INSTR_OPCODE, 0xb);
317 if (qlcnic_wait_rom_done(adapter)) {
318 dev_err(&adapter->pdev->dev, "Error waiting for rom done\n");
321 /* reset abyte_cnt and dummy_byte_cnt */
322 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 0);
324 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
326 *valp = QLCRD32(adapter, QLCNIC_ROMUSB_ROM_RDATA);
330 static int do_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
331 u8 *bytes, size_t size)
336 for (addridx = addr; addridx < (addr + size); addridx += 4) {
338 ret = do_rom_fast_read(adapter, addridx, &v);
341 *(__le32 *)bytes = cpu_to_le32(v);
349 qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
350 u8 *bytes, size_t size)
354 ret = qlcnic_rom_lock(adapter);
358 ret = do_rom_fast_read_words(adapter, addr, bytes, size);
360 qlcnic_rom_unlock(adapter);
364 int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp)
368 if (qlcnic_rom_lock(adapter) != 0)
371 ret = do_rom_fast_read(adapter, addr, valp);
372 qlcnic_rom_unlock(adapter);
376 int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
379 int i, n, init_delay;
380 struct crb_addr_pair *buf;
383 struct pci_dev *pdev = adapter->pdev;
385 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 0);
386 QLC_SHARED_REG_WR32(adapter, QLCNIC_RCVPEG_STATE, 0);
388 /* Halt all the indiviual PEGs and other blocks */
389 /* disable all I2Q */
390 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0);
391 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0);
392 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0);
393 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0);
394 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0);
395 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0);
397 /* disable all niu interrupts */
398 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff);
399 /* disable xge rx/tx */
400 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00);
401 /* disable xg1 rx/tx */
402 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00);
403 /* disable sideband mac */
404 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00);
405 /* disable ap0 mac */
406 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00);
407 /* disable ap1 mac */
408 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00);
411 val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000);
412 QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1)));
415 QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1);
418 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0);
419 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0);
420 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0);
421 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0);
422 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0);
423 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0);
425 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1);
426 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1);
427 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1);
428 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1);
429 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1);
432 qlcnic_rom_unlock(adapter);
433 /* big hammer don't reset CAM block on reset */
434 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff);
436 /* Init HW CRB block */
437 if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) ||
438 qlcnic_rom_fast_read(adapter, 4, &n) != 0) {
439 dev_err(&pdev->dev, "ERROR Reading crb_init area: val:%x\n", n);
442 offset = n & 0xffffU;
443 n = (n >> 16) & 0xffffU;
446 dev_err(&pdev->dev, "QLOGIC card flash not initialized.\n");
450 buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL);
452 dev_err(&pdev->dev, "Unable to calloc memory for rom read.\n");
456 for (i = 0; i < n; i++) {
457 if (qlcnic_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 ||
458 qlcnic_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0) {
467 for (i = 0; i < n; i++) {
469 off = qlcnic_decode_crb_addr(buf[i].addr);
470 if (off == QLCNIC_ADDR_ERROR) {
471 dev_err(&pdev->dev, "CRB init value out of range %x\n",
475 off += QLCNIC_PCI_CRBSPACE;
480 /* skipping cold reboot MAGIC */
481 if (off == QLCNIC_CAM_RAM(0x1fc))
483 if (off == (QLCNIC_CRB_I2C0 + 0x1c))
485 if (off == (ROMUSB_GLB + 0xbc)) /* do not reset PCI */
487 if (off == (ROMUSB_GLB + 0xa8))
489 if (off == (ROMUSB_GLB + 0xc8)) /* core clock */
491 if (off == (ROMUSB_GLB + 0x24)) /* MN clock */
493 if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */
495 if ((off & 0x0ff00000) == QLCNIC_CRB_DDR_NET)
497 /* skip the function enable register */
498 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION))
500 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2))
502 if ((off & 0x0ff00000) == QLCNIC_CRB_SMB)
506 /* After writing this register, HW needs time for CRB */
507 /* to quiet down (else crb_window returns 0xffffffff) */
508 if (off == QLCNIC_ROMUSB_GLB_SW_RESET)
511 QLCWR32(adapter, off, buf[i].data);
517 /* Initialize protocol process engine */
518 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0xec, 0x1e);
519 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0x4c, 8);
520 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_I + 0x4c, 8);
521 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x8, 0);
522 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0xc, 0);
523 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x8, 0);
524 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0xc, 0);
525 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x8, 0);
526 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0xc, 0);
527 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x8, 0);
528 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0xc, 0);
529 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0);
530 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0);
533 QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
534 QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
539 static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter)
542 int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT;
545 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CMDPEG_STATE);
548 case PHAN_INITIALIZE_COMPLETE:
549 case PHAN_INITIALIZE_ACK:
551 case PHAN_INITIALIZE_FAILED:
557 msleep(QLCNIC_CMDPEG_CHECK_DELAY);
561 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE,
562 PHAN_INITIALIZE_FAILED);
565 dev_err(&adapter->pdev->dev, "Command Peg initialization not "
566 "complete, state: 0x%x.\n", val);
571 qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter)
574 int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT;
577 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_RCVPEG_STATE);
579 if (val == PHAN_PEG_RCV_INITIALIZED)
582 msleep(QLCNIC_RCVPEG_CHECK_DELAY);
587 dev_err(&adapter->pdev->dev, "Receive Peg initialization not "
588 "complete, state: 0x%x.\n", val);
596 qlcnic_check_fw_status(struct qlcnic_adapter *adapter)
600 err = qlcnic_cmd_peg_ready(adapter);
604 err = qlcnic_receive_peg_ready(adapter);
608 QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
614 qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) {
619 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO);
620 val = QLC_DEV_GET_DRV(val, adapter->portnum);
621 if ((val & 0x3) != QLCNIC_TYPE_NIC) {
622 dev_err(&adapter->pdev->dev,
623 "Not an Ethernet NIC func=%u\n", val);
626 adapter->ahw->physical_port = (val >> 2);
627 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DEV_INIT_TIMEOUT, &timeo))
628 timeo = QLCNIC_INIT_TIMEOUT_SECS;
630 adapter->dev_init_timeo = timeo;
632 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DRV_RESET_TIMEOUT, &timeo))
633 timeo = QLCNIC_RESET_TIMEOUT_SECS;
635 adapter->reset_ack_timeo = timeo;
640 static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region,
641 struct qlcnic_flt_entry *region_entry)
643 struct qlcnic_flt_header flt_hdr;
644 struct qlcnic_flt_entry *flt_entry;
648 memset(region_entry, 0, sizeof(struct qlcnic_flt_entry));
649 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION,
651 sizeof(struct qlcnic_flt_header));
653 dev_warn(&adapter->pdev->dev,
654 "error reading flash layout header\n");
658 entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header);
659 flt_entry = vzalloc(entry_size);
660 if (flt_entry == NULL) {
661 dev_warn(&adapter->pdev->dev, "error allocating memory\n");
665 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION +
666 sizeof(struct qlcnic_flt_header),
667 (u8 *)flt_entry, entry_size);
669 dev_warn(&adapter->pdev->dev,
670 "error reading flash layout entries\n");
674 while (i < (entry_size/sizeof(struct qlcnic_flt_entry))) {
675 if (flt_entry[i].region == region)
679 if (i >= (entry_size/sizeof(struct qlcnic_flt_entry))) {
680 dev_warn(&adapter->pdev->dev,
681 "region=%x not found in %d regions\n", region, i);
685 memcpy(region_entry, &flt_entry[i], sizeof(struct qlcnic_flt_entry));
693 qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter)
695 struct qlcnic_flt_entry fw_entry;
696 u32 ver = -1, min_ver;
699 if (adapter->ahw->revision_id == QLCNIC_P3P_C0)
700 ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION,
703 ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION,
707 /* 0-4:-signature, 4-8:-fw version */
708 qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4,
711 qlcnic_rom_fast_read(adapter, QLCNIC_FW_VERSION_OFFSET,
714 ver = QLCNIC_DECODE_VERSION(ver);
715 min_ver = QLCNIC_MIN_FW_VERSION;
718 dev_err(&adapter->pdev->dev,
719 "firmware version %d.%d.%d unsupported."
720 "Min supported version %d.%d.%d\n",
721 _major(ver), _minor(ver), _build(ver),
722 _major(min_ver), _minor(min_ver), _build(min_ver));
730 qlcnic_has_mn(struct qlcnic_adapter *adapter)
735 capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY);
736 if (capability & QLCNIC_PEG_TUNE_MN_PRESENT)
743 struct uni_table_desc *qlcnic_get_table_desc(const u8 *unirom, int section)
746 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0];
747 entries = le32_to_cpu(directory->num_entries);
749 for (i = 0; i < entries; i++) {
751 u32 offs = le32_to_cpu(directory->findex) +
752 i * le32_to_cpu(directory->entry_size);
753 u32 tab_type = le32_to_cpu(*((__le32 *)&unirom[offs] + 8));
755 if (tab_type == section)
756 return (struct uni_table_desc *) &unirom[offs];
762 #define FILEHEADER_SIZE (14 * 4)
765 qlcnic_validate_header(struct qlcnic_adapter *adapter)
767 const u8 *unirom = adapter->fw->data;
768 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0];
769 u32 entries, entry_size, tab_size, fw_file_size;
771 fw_file_size = adapter->fw->size;
773 if (fw_file_size < FILEHEADER_SIZE)
776 entries = le32_to_cpu(directory->num_entries);
777 entry_size = le32_to_cpu(directory->entry_size);
778 tab_size = le32_to_cpu(directory->findex) + (entries * entry_size);
780 if (fw_file_size < tab_size)
787 qlcnic_validate_bootld(struct qlcnic_adapter *adapter)
789 struct uni_table_desc *tab_desc;
790 struct uni_data_desc *descr;
791 u32 offs, tab_size, data_size, idx;
792 const u8 *unirom = adapter->fw->data;
795 temp = *((__le32 *)&unirom[adapter->file_prd_off] +
796 QLCNIC_UNI_BOOTLD_IDX_OFF);
797 idx = le32_to_cpu(temp);
798 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_BOOTLD);
803 tab_size = le32_to_cpu(tab_desc->findex) +
804 le32_to_cpu(tab_desc->entry_size) * (idx + 1);
806 if (adapter->fw->size < tab_size)
809 offs = le32_to_cpu(tab_desc->findex) +
810 le32_to_cpu(tab_desc->entry_size) * idx;
811 descr = (struct uni_data_desc *)&unirom[offs];
813 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size);
815 if (adapter->fw->size < data_size)
822 qlcnic_validate_fw(struct qlcnic_adapter *adapter)
824 struct uni_table_desc *tab_desc;
825 struct uni_data_desc *descr;
826 const u8 *unirom = adapter->fw->data;
827 u32 offs, tab_size, data_size, idx;
830 temp = *((__le32 *)&unirom[adapter->file_prd_off] +
831 QLCNIC_UNI_FIRMWARE_IDX_OFF);
832 idx = le32_to_cpu(temp);
833 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_FW);
838 tab_size = le32_to_cpu(tab_desc->findex) +
839 le32_to_cpu(tab_desc->entry_size) * (idx + 1);
841 if (adapter->fw->size < tab_size)
844 offs = le32_to_cpu(tab_desc->findex) +
845 le32_to_cpu(tab_desc->entry_size) * idx;
846 descr = (struct uni_data_desc *)&unirom[offs];
847 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size);
849 if (adapter->fw->size < data_size)
856 qlcnic_validate_product_offs(struct qlcnic_adapter *adapter)
858 struct uni_table_desc *ptab_descr;
859 const u8 *unirom = adapter->fw->data;
860 int mn_present = qlcnic_has_mn(adapter);
861 u32 entries, entry_size, tab_size, i;
864 ptab_descr = qlcnic_get_table_desc(unirom,
865 QLCNIC_UNI_DIR_SECT_PRODUCT_TBL);
869 entries = le32_to_cpu(ptab_descr->num_entries);
870 entry_size = le32_to_cpu(ptab_descr->entry_size);
871 tab_size = le32_to_cpu(ptab_descr->findex) + (entries * entry_size);
873 if (adapter->fw->size < tab_size)
877 for (i = 0; i < entries; i++) {
879 u32 flags, file_chiprev, offs;
880 u8 chiprev = adapter->ahw->revision_id;
883 offs = le32_to_cpu(ptab_descr->findex) +
884 i * le32_to_cpu(ptab_descr->entry_size);
885 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_FLAGS_OFF);
886 flags = le32_to_cpu(temp);
887 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_CHIP_REV_OFF);
888 file_chiprev = le32_to_cpu(temp);
890 flagbit = mn_present ? 1 : 2;
892 if ((chiprev == file_chiprev) &&
893 ((1ULL << flagbit) & flags)) {
894 adapter->file_prd_off = offs;
906 qlcnic_validate_unified_romimage(struct qlcnic_adapter *adapter)
908 if (qlcnic_validate_header(adapter)) {
909 dev_err(&adapter->pdev->dev,
910 "unified image: header validation failed\n");
914 if (qlcnic_validate_product_offs(adapter)) {
915 dev_err(&adapter->pdev->dev,
916 "unified image: product validation failed\n");
920 if (qlcnic_validate_bootld(adapter)) {
921 dev_err(&adapter->pdev->dev,
922 "unified image: bootld validation failed\n");
926 if (qlcnic_validate_fw(adapter)) {
927 dev_err(&adapter->pdev->dev,
928 "unified image: firmware validation failed\n");
936 struct uni_data_desc *qlcnic_get_data_desc(struct qlcnic_adapter *adapter,
937 u32 section, u32 idx_offset)
939 const u8 *unirom = adapter->fw->data;
940 struct uni_table_desc *tab_desc;
944 temp = *((__le32 *)&unirom[adapter->file_prd_off] + idx_offset);
945 idx = le32_to_cpu(temp);
947 tab_desc = qlcnic_get_table_desc(unirom, section);
949 if (tab_desc == NULL)
952 offs = le32_to_cpu(tab_desc->findex) +
953 le32_to_cpu(tab_desc->entry_size) * idx;
955 return (struct uni_data_desc *)&unirom[offs];
959 qlcnic_get_bootld_offs(struct qlcnic_adapter *adapter)
961 u32 offs = QLCNIC_BOOTLD_START;
962 struct uni_data_desc *data_desc;
964 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_BOOTLD,
965 QLCNIC_UNI_BOOTLD_IDX_OFF);
967 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
968 offs = le32_to_cpu(data_desc->findex);
970 return (u8 *)&adapter->fw->data[offs];
974 qlcnic_get_fw_offs(struct qlcnic_adapter *adapter)
976 u32 offs = QLCNIC_IMAGE_START;
977 struct uni_data_desc *data_desc;
979 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
980 QLCNIC_UNI_FIRMWARE_IDX_OFF);
981 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
982 offs = le32_to_cpu(data_desc->findex);
984 return (u8 *)&adapter->fw->data[offs];
987 static u32 qlcnic_get_fw_size(struct qlcnic_adapter *adapter)
989 struct uni_data_desc *data_desc;
990 const u8 *unirom = adapter->fw->data;
992 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
993 QLCNIC_UNI_FIRMWARE_IDX_OFF);
995 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
996 return le32_to_cpu(data_desc->size);
998 return le32_to_cpu(*(__le32 *)&unirom[QLCNIC_FW_SIZE_OFFSET]);
1001 static u32 qlcnic_get_fw_version(struct qlcnic_adapter *adapter)
1003 struct uni_data_desc *fw_data_desc;
1004 const struct firmware *fw = adapter->fw;
1005 u32 major, minor, sub;
1006 __le32 version_offset;
1010 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) {
1011 version_offset = *(__le32 *)&fw->data[QLCNIC_FW_VERSION_OFFSET];
1012 return le32_to_cpu(version_offset);
1015 fw_data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
1016 QLCNIC_UNI_FIRMWARE_IDX_OFF);
1017 ver_str = fw->data + le32_to_cpu(fw_data_desc->findex) +
1018 le32_to_cpu(fw_data_desc->size) - 17;
1020 for (i = 0; i < 12; i++) {
1021 if (!strncmp(&ver_str[i], "REV=", 4)) {
1022 ret = sscanf(&ver_str[i+4], "%u.%u.%u ",
1023 &major, &minor, &sub);
1027 return major + (minor << 8) + (sub << 16);
1034 static u32 qlcnic_get_bios_version(struct qlcnic_adapter *adapter)
1036 const struct firmware *fw = adapter->fw;
1037 u32 bios_ver, prd_off = adapter->file_prd_off;
1041 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) {
1042 version_offset = (u8 *)&fw->data[QLCNIC_BIOS_VERSION_OFFSET];
1043 return le32_to_cpu(*(__le32 *)version_offset);
1046 temp = *((__le32 *)(&fw->data[prd_off]) + QLCNIC_UNI_BIOS_VERSION_OFF);
1047 bios_ver = le32_to_cpu(temp);
1049 return (bios_ver << 16) + ((bios_ver >> 8) & 0xff00) + (bios_ver >> 24);
1052 static void qlcnic_rom_lock_recovery(struct qlcnic_adapter *adapter)
1054 if (qlcnic_pcie_sem_lock(adapter, 2, QLCNIC_ROM_LOCK_ID))
1055 dev_info(&adapter->pdev->dev, "Resetting rom_lock\n");
1057 qlcnic_pcie_sem_unlock(adapter, 2);
1061 qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter)
1063 u32 heartbeat, ret = -EIO;
1064 int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT;
1066 adapter->heartbeat = QLC_SHARED_REG_RD32(adapter,
1067 QLCNIC_PEG_ALIVE_COUNTER);
1070 msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS);
1071 heartbeat = QLC_SHARED_REG_RD32(adapter,
1072 QLCNIC_PEG_ALIVE_COUNTER);
1073 if (heartbeat != adapter->heartbeat) {
1074 ret = QLCNIC_RCODE_SUCCESS;
1077 } while (--retries);
1083 qlcnic_need_fw_reset(struct qlcnic_adapter *adapter)
1085 if ((adapter->flags & QLCNIC_FW_HANG) ||
1086 qlcnic_check_fw_hearbeat(adapter)) {
1087 qlcnic_rom_lock_recovery(adapter);
1091 if (adapter->need_fw_reset)
1100 static const char *fw_name[] = {
1101 QLCNIC_UNIFIED_ROMIMAGE_NAME,
1102 QLCNIC_FLASH_ROMIMAGE_NAME,
1106 qlcnic_load_firmware(struct qlcnic_adapter *adapter)
1109 u32 i, flashaddr, size;
1110 const struct firmware *fw = adapter->fw;
1111 struct pci_dev *pdev = adapter->pdev;
1113 dev_info(&pdev->dev, "loading firmware from %s\n",
1114 fw_name[adapter->ahw->fw_type]);
1119 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8;
1121 ptr64 = (__le64 *)qlcnic_get_bootld_offs(adapter);
1122 flashaddr = QLCNIC_BOOTLD_START;
1124 for (i = 0; i < size; i++) {
1125 data = le64_to_cpu(ptr64[i]);
1127 if (qlcnic_pci_mem_write_2M(adapter, flashaddr, data))
1133 size = qlcnic_get_fw_size(adapter) / 8;
1135 ptr64 = (__le64 *)qlcnic_get_fw_offs(adapter);
1136 flashaddr = QLCNIC_IMAGE_START;
1138 for (i = 0; i < size; i++) {
1139 data = le64_to_cpu(ptr64[i]);
1141 if (qlcnic_pci_mem_write_2M(adapter,
1148 size = qlcnic_get_fw_size(adapter) % 8;
1150 data = le64_to_cpu(ptr64[i]);
1152 if (qlcnic_pci_mem_write_2M(adapter,
1161 struct qlcnic_flt_entry bootld_entry;
1163 ret = qlcnic_get_flt_entry(adapter, QLCNIC_BOOTLD_REGION,
1166 size = bootld_entry.size / 8;
1167 flashaddr = bootld_entry.start_addr;
1169 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8;
1170 flashaddr = QLCNIC_BOOTLD_START;
1171 dev_info(&pdev->dev,
1172 "using legacy method to get flash fw region");
1175 for (i = 0; i < size; i++) {
1176 if (qlcnic_rom_fast_read(adapter,
1177 flashaddr, (int *)&lo) != 0)
1179 if (qlcnic_rom_fast_read(adapter,
1180 flashaddr + 4, (int *)&hi) != 0)
1183 data = (((u64)hi << 32) | lo);
1185 if (qlcnic_pci_mem_write_2M(adapter,
1194 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x18, 0x1020);
1195 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0x80001e);
1200 qlcnic_validate_firmware(struct qlcnic_adapter *adapter)
1203 u32 ver, bios, min_size;
1204 struct pci_dev *pdev = adapter->pdev;
1205 const struct firmware *fw = adapter->fw;
1206 u8 fw_type = adapter->ahw->fw_type;
1208 if (fw_type == QLCNIC_UNIFIED_ROMIMAGE) {
1209 if (qlcnic_validate_unified_romimage(adapter))
1212 min_size = QLCNIC_UNI_FW_MIN_SIZE;
1214 val = le32_to_cpu(*(__le32 *)&fw->data[QLCNIC_FW_MAGIC_OFFSET]);
1215 if (val != QLCNIC_BDINFO_MAGIC)
1218 min_size = QLCNIC_FW_MIN_SIZE;
1221 if (fw->size < min_size)
1224 val = qlcnic_get_fw_version(adapter);
1225 ver = QLCNIC_DECODE_VERSION(val);
1227 if (ver < QLCNIC_MIN_FW_VERSION) {
1229 "%s: firmware version %d.%d.%d unsupported\n",
1230 fw_name[fw_type], _major(ver), _minor(ver), _build(ver));
1234 val = qlcnic_get_bios_version(adapter);
1235 qlcnic_rom_fast_read(adapter, QLCNIC_BIOS_VERSION_OFFSET, (int *)&bios);
1237 dev_err(&pdev->dev, "%s: firmware bios is incompatible\n",
1242 QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, QLCNIC_BDINFO_MAGIC);
1247 qlcnic_get_next_fwtype(struct qlcnic_adapter *adapter)
1251 switch (adapter->ahw->fw_type) {
1252 case QLCNIC_UNKNOWN_ROMIMAGE:
1253 fw_type = QLCNIC_UNIFIED_ROMIMAGE;
1256 case QLCNIC_UNIFIED_ROMIMAGE:
1258 fw_type = QLCNIC_FLASH_ROMIMAGE;
1262 adapter->ahw->fw_type = fw_type;
1267 void qlcnic_request_firmware(struct qlcnic_adapter *adapter)
1269 struct pci_dev *pdev = adapter->pdev;
1272 adapter->ahw->fw_type = QLCNIC_UNKNOWN_ROMIMAGE;
1275 qlcnic_get_next_fwtype(adapter);
1277 if (adapter->ahw->fw_type == QLCNIC_FLASH_ROMIMAGE) {
1280 rc = request_firmware(&adapter->fw,
1281 fw_name[adapter->ahw->fw_type],
1286 rc = qlcnic_validate_firmware(adapter);
1288 release_firmware(adapter->fw);
1297 qlcnic_release_firmware(struct qlcnic_adapter *adapter)
1299 release_firmware(adapter->fw);