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qlcnic: change driver hardware interface mechanism
[linux-2.6-block.git] / drivers / net / ethernet / qlogic / qlcnic / qlcnic_init.c
CommitLineData
af19b491 1/*
40839129
SV		 2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2010 QLogic Corporation
af19b491 4 *
40839129 5 * See LICENSE.qlcnic for copyright and licensing details.
af19b491
AKS		 6 */
7
8#include <linux/netdevice.h>
9#include <linux/delay.h>
5a0e3ad6 10#include <linux/slab.h>
8cf61f89 11#include <linux/if_vlan.h>
af19b491
AKS		 12#include "qlcnic.h"
13
14struct crb_addr_pair {
15 u32 addr;
16 u32 data;
17};
18
19#define QLCNIC_MAX_CRB_XFORM 60
20static unsigned int crb_addr_xform[QLCNIC_MAX_CRB_XFORM];
21
22#define crb_addr_transform(name) \
23 (crb_addr_xform[QLCNIC_HW_PX_MAP_CRB_##name] = \
24 QLCNIC_HW_CRB_HUB_AGT_ADR_##name << 20)
25
26#define QLCNIC_ADDR_ERROR (0xffffffff)
27
4e70812b
SC		 28static int
29qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter);
30
af19b491
AKS		 31static void crb_addr_transform_setup(void)
32{
33 crb_addr_transform(XDMA);
34 crb_addr_transform(TIMR);
35 crb_addr_transform(SRE);
36 crb_addr_transform(SQN3);
37 crb_addr_transform(SQN2);
38 crb_addr_transform(SQN1);
39 crb_addr_transform(SQN0);
40 crb_addr_transform(SQS3);
41 crb_addr_transform(SQS2);
42 crb_addr_transform(SQS1);
43 crb_addr_transform(SQS0);
44 crb_addr_transform(RPMX7);
45 crb_addr_transform(RPMX6);
46 crb_addr_transform(RPMX5);
47 crb_addr_transform(RPMX4);
48 crb_addr_transform(RPMX3);
49 crb_addr_transform(RPMX2);
50 crb_addr_transform(RPMX1);
51 crb_addr_transform(RPMX0);
52 crb_addr_transform(ROMUSB);
53 crb_addr_transform(SN);
54 crb_addr_transform(QMN);
55 crb_addr_transform(QMS);
56 crb_addr_transform(PGNI);
57 crb_addr_transform(PGND);
58 crb_addr_transform(PGN3);
59 crb_addr_transform(PGN2);
60 crb_addr_transform(PGN1);
61 crb_addr_transform(PGN0);
62 crb_addr_transform(PGSI);
63 crb_addr_transform(PGSD);
64 crb_addr_transform(PGS3);
65 crb_addr_transform(PGS2);
66 crb_addr_transform(PGS1);
67 crb_addr_transform(PGS0);
68 crb_addr_transform(PS);
69 crb_addr_transform(PH);
70 crb_addr_transform(NIU);
71 crb_addr_transform(I2Q);
72 crb_addr_transform(EG);
73 crb_addr_transform(MN);
74 crb_addr_transform(MS);
75 crb_addr_transform(CAS2);
76 crb_addr_transform(CAS1);
77 crb_addr_transform(CAS0);
78 crb_addr_transform(CAM);
79 crb_addr_transform(C2C1);
80 crb_addr_transform(C2C0);
81 crb_addr_transform(SMB);
82 crb_addr_transform(OCM0);
83 crb_addr_transform(I2C0);
84}
85
86void qlcnic_release_rx_buffers(struct qlcnic_adapter *adapter)
87{
88 struct qlcnic_recv_context *recv_ctx;
89 struct qlcnic_host_rds_ring *rds_ring;
90 struct qlcnic_rx_buffer *rx_buf;
91 int i, ring;
92
b1fc6d3c 93 recv_ctx = adapter->recv_ctx;
af19b491
AKS		 94 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
95 rds_ring = &recv_ctx->rds_rings[ring];
96 for (i = 0; i < rds_ring->num_desc; ++i) {
97 rx_buf = &(rds_ring->rx_buf_arr[i]);
96659828 98 if (rx_buf->skb == NULL)
af19b491 99 continue;
96659828 100
af19b491
AKS		 101 pci_unmap_single(adapter->pdev,
102 rx_buf->dma,
103 rds_ring->dma_size,
104 PCI_DMA_FROMDEVICE);
96659828
AKS		 105
106 dev_kfree_skb_any(rx_buf->skb);
af19b491
AKS		 107 }
108 }
109}
110
8a15ad1f
AKS		 111void qlcnic_reset_rx_buffers_list(struct qlcnic_adapter *adapter)
112{
113 struct qlcnic_recv_context *recv_ctx;
114 struct qlcnic_host_rds_ring *rds_ring;
115 struct qlcnic_rx_buffer *rx_buf;
116 int i, ring;
117
b1fc6d3c 118 recv_ctx = adapter->recv_ctx;
8a15ad1f
AKS		 119 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
120 rds_ring = &recv_ctx->rds_rings[ring];
121
8a15ad1f
AKS		 122 INIT_LIST_HEAD(&rds_ring->free_list);
123
124 rx_buf = rds_ring->rx_buf_arr;
125 for (i = 0; i < rds_ring->num_desc; i++) {
126 list_add_tail(&rx_buf->list,
127 &rds_ring->free_list);
128 rx_buf++;
129 }
8a15ad1f
AKS		 130 }
131}
132
af19b491
AKS		 133void qlcnic_release_tx_buffers(struct qlcnic_adapter *adapter)
134{
135 struct qlcnic_cmd_buffer *cmd_buf;
136 struct qlcnic_skb_frag *buffrag;
137 int i, j;
138 struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
139
140 cmd_buf = tx_ring->cmd_buf_arr;
141 for (i = 0; i < tx_ring->num_desc; i++) {
142 buffrag = cmd_buf->frag_array;
143 if (buffrag->dma) {
144 pci_unmap_single(adapter->pdev, buffrag->dma,
145 buffrag->length, PCI_DMA_TODEVICE);
146 buffrag->dma = 0ULL;
147 }
148 for (j = 0; j < cmd_buf->frag_count; j++) {
149 buffrag++;
150 if (buffrag->dma) {
151 pci_unmap_page(adapter->pdev, buffrag->dma,
152 buffrag->length,
153 PCI_DMA_TODEVICE);
154 buffrag->dma = 0ULL;
155 }
156 }
157 if (cmd_buf->skb) {
158 dev_kfree_skb_any(cmd_buf->skb);
159 cmd_buf->skb = NULL;
160 }
161 cmd_buf++;
162 }
163}
164
165void qlcnic_free_sw_resources(struct qlcnic_adapter *adapter)
166{
167 struct qlcnic_recv_context *recv_ctx;
168 struct qlcnic_host_rds_ring *rds_ring;
169 struct qlcnic_host_tx_ring *tx_ring;
170 int ring;
171
b1fc6d3c 172 recv_ctx = adapter->recv_ctx;
af19b491
AKS		 173
174 if (recv_ctx->rds_rings == NULL)
175 goto skip_rds;
176
177 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
178 rds_ring = &recv_ctx->rds_rings[ring];
179 vfree(rds_ring->rx_buf_arr);
180 rds_ring->rx_buf_arr = NULL;
181 }
182 kfree(recv_ctx->rds_rings);
183
184skip_rds:
185 if (adapter->tx_ring == NULL)
186 return;
187
188 tx_ring = adapter->tx_ring;
189 vfree(tx_ring->cmd_buf_arr);
ef71ff83 190 tx_ring->cmd_buf_arr = NULL;
af19b491 191 kfree(adapter->tx_ring);
ef71ff83 192 adapter->tx_ring = NULL;
af19b491
AKS		 193}
194
195int qlcnic_alloc_sw_resources(struct qlcnic_adapter *adapter)
196{
197 struct qlcnic_recv_context *recv_ctx;
198 struct qlcnic_host_rds_ring *rds_ring;
199 struct qlcnic_host_sds_ring *sds_ring;
200 struct qlcnic_host_tx_ring *tx_ring;
201 struct qlcnic_rx_buffer *rx_buf;
202 int ring, i, size;
203
204 struct qlcnic_cmd_buffer *cmd_buf_arr;
205 struct net_device *netdev = adapter->netdev;
206
207 size = sizeof(struct qlcnic_host_tx_ring);
208 tx_ring = kzalloc(size, GFP_KERNEL);
209 if (tx_ring == NULL) {
210 dev_err(&netdev->dev, "failed to allocate tx ring struct\n");
211 return -ENOMEM;
212 }
213 adapter->tx_ring = tx_ring;
214
215 tx_ring->num_desc = adapter->num_txd;
216 tx_ring->txq = netdev_get_tx_queue(netdev, 0);
217
89bf67f1 218 cmd_buf_arr = vzalloc(TX_BUFF_RINGSIZE(tx_ring));
af19b491
AKS		 219 if (cmd_buf_arr == NULL) {
220 dev_err(&netdev->dev, "failed to allocate cmd buffer ring\n");
aadd8184 221 goto err_out;
af19b491 222 }
af19b491
AKS		 223 tx_ring->cmd_buf_arr = cmd_buf_arr;
224
b1fc6d3c 225 recv_ctx = adapter->recv_ctx;
af19b491
AKS		 226
227 size = adapter->max_rds_rings * sizeof(struct qlcnic_host_rds_ring);
228 rds_ring = kzalloc(size, GFP_KERNEL);
229 if (rds_ring == NULL) {
230 dev_err(&netdev->dev, "failed to allocate rds ring struct\n");
aadd8184 231 goto err_out;
af19b491
AKS		 232 }
233 recv_ctx->rds_rings = rds_ring;
234
235 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
236 rds_ring = &recv_ctx->rds_rings[ring];
237 switch (ring) {
238 case RCV_RING_NORMAL:
239 rds_ring->num_desc = adapter->num_rxd;
ff1b1bf8 240 rds_ring->dma_size = QLCNIC_P3P_RX_BUF_MAX_LEN;
251a84c9 241 rds_ring->skb_size = rds_ring->dma_size + NET_IP_ALIGN;
af19b491
AKS		 242 break;
243
244 case RCV_RING_JUMBO:
245 rds_ring->num_desc = adapter->num_jumbo_rxd;
246 rds_ring->dma_size =
ff1b1bf8 247 QLCNIC_P3P_RX_JUMBO_BUF_MAX_LEN;
af19b491 248
79788450
SC		 249 if (adapter->ahw->capabilities &
250 QLCNIC_FW_CAPABILITY_HW_LRO)
af19b491
AKS		 251 rds_ring->dma_size += QLCNIC_LRO_BUFFER_EXTRA;
252
253 rds_ring->skb_size =
254 rds_ring->dma_size + NET_IP_ALIGN;
255 break;
af19b491 256 }
f3167460 257 rds_ring->rx_buf_arr = vzalloc(RCV_BUFF_RINGSIZE(rds_ring));
af19b491
AKS		 258 if (rds_ring->rx_buf_arr == NULL) {
259 dev_err(&netdev->dev, "Failed to allocate "
260 "rx buffer ring %d\n", ring);
261 goto err_out;
262 }
af19b491
AKS		 263 INIT_LIST_HEAD(&rds_ring->free_list);
264 /*
265 * Now go through all of them, set reference handles
266 * and put them in the queues.
267 */
268 rx_buf = rds_ring->rx_buf_arr;
269 for (i = 0; i < rds_ring->num_desc; i++) {
270 list_add_tail(&rx_buf->list,
271 &rds_ring->free_list);
272 rx_buf->ref_handle = i;
af19b491
AKS		 273 rx_buf++;
274 }
275 spin_lock_init(&rds_ring->lock);
276 }
277
278 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
279 sds_ring = &recv_ctx->sds_rings[ring];
280 sds_ring->irq = adapter->msix_entries[ring].vector;
281 sds_ring->adapter = adapter;
282 sds_ring->num_desc = adapter->num_rxd;
283
284 for (i = 0; i < NUM_RCV_DESC_RINGS; i++)
285 INIT_LIST_HEAD(&sds_ring->free_list[i]);
286 }
287
288 return 0;
289
290err_out:
291 qlcnic_free_sw_resources(adapter);
292 return -ENOMEM;
293}
294
295/*
296 * Utility to translate from internal Phantom CRB address
297 * to external PCI CRB address.
298 */
299static u32 qlcnic_decode_crb_addr(u32 addr)
300{
301 int i;
302 u32 base_addr, offset, pci_base;
303
304 crb_addr_transform_setup();
305
306 pci_base = QLCNIC_ADDR_ERROR;
307 base_addr = addr & 0xfff00000;
308 offset = addr & 0x000fffff;
309
310 for (i = 0; i < QLCNIC_MAX_CRB_XFORM; i++) {
311 if (crb_addr_xform[i] == base_addr) {
312 pci_base = i << 20;
313 break;
314 }
315 }
316 if (pci_base == QLCNIC_ADDR_ERROR)
317 return pci_base;
318 else
319 return pci_base + offset;
320}
321
322#define QLCNIC_MAX_ROM_WAIT_USEC 100
323
324static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter)
325{
326 long timeout = 0;
327 long done = 0;
328
329 cond_resched();
330
331 while (done == 0) {
332 done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS);
333 done &= 2;
334 if (++timeout >= QLCNIC_MAX_ROM_WAIT_USEC) {
335 dev_err(&adapter->pdev->dev,
336 "Timeout reached waiting for rom done");
337 return -EIO;
338 }
339 udelay(1);
340 }
341 return 0;
342}
343
344static int do_rom_fast_read(struct qlcnic_adapter *adapter,
18f2f616 345 u32 addr, u32 *valp)
af19b491
AKS		 346{
347 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ADDRESS, addr);
348 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
349 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 3);
350 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_INSTR_OPCODE, 0xb);
351 if (qlcnic_wait_rom_done(adapter)) {
352 dev_err(&adapter->pdev->dev, "Error waiting for rom done\n");
353 return -EIO;
354 }
355 /* reset abyte_cnt and dummy_byte_cnt */
356 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_ABYTE_CNT, 0);
357 udelay(10);
358 QLCWR32(adapter, QLCNIC_ROMUSB_ROM_DUMMY_BYTE_CNT, 0);
359
360 *valp = QLCRD32(adapter, QLCNIC_ROMUSB_ROM_RDATA);
361 return 0;
362}
363
364static int do_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
365 u8 *bytes, size_t size)
366{
367 int addridx;
368 int ret = 0;
369
370 for (addridx = addr; addridx < (addr + size); addridx += 4) {
371 int v;
372 ret = do_rom_fast_read(adapter, addridx, &v);
373 if (ret != 0)
374 break;
375 *(__le32 *)bytes = cpu_to_le32(v);
376 bytes += 4;
377 }
378
379 return ret;
380}
381
382int
383qlcnic_rom_fast_read_words(struct qlcnic_adapter *adapter, int addr,
384 u8 *bytes, size_t size)
385{
386 int ret;
387
388 ret = qlcnic_rom_lock(adapter);
389 if (ret < 0)
390 return ret;
391
392 ret = do_rom_fast_read_words(adapter, addr, bytes, size);
393
394 qlcnic_rom_unlock(adapter);
395 return ret;
396}
397
18f2f616 398int qlcnic_rom_fast_read(struct qlcnic_adapter *adapter, u32 addr, u32 *valp)
af19b491
AKS		 399{
400 int ret;
401
402 if (qlcnic_rom_lock(adapter) != 0)
403 return -EIO;
404
405 ret = do_rom_fast_read(adapter, addr, valp);
406 qlcnic_rom_unlock(adapter);
407 return ret;
408}
409
410int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
411{
412 int addr, val;
413 int i, n, init_delay;
414 struct crb_addr_pair *buf;
415 unsigned offset;
416 u32 off;
417 struct pci_dev *pdev = adapter->pdev;
418
d4066833
SC		 419 QLCWR32(adapter, CRB_CMDPEG_STATE, 0);
420 QLCWR32(adapter, CRB_RCVPEG_STATE, 0);
421
68233c58
SC		 422 /* Halt all the indiviual PEGs and other blocks */
423 /* disable all I2Q */
424 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x10, 0x0);
425 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x14, 0x0);
426 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x18, 0x0);
427 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x1c, 0x0);
428 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x20, 0x0);
429 QLCWR32(adapter, QLCNIC_CRB_I2Q + 0x24, 0x0);
430
431 /* disable all niu interrupts */
432 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x40, 0xff);
433 /* disable xge rx/tx */
434 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x70000, 0x00);
435 /* disable xg1 rx/tx */
436 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x80000, 0x00);
437 /* disable sideband mac */
438 QLCWR32(adapter, QLCNIC_CRB_NIU + 0x90000, 0x00);
439 /* disable ap0 mac */
440 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xa0000, 0x00);
441 /* disable ap1 mac */
442 QLCWR32(adapter, QLCNIC_CRB_NIU + 0xb0000, 0x00);
443
444 /* halt sre */
445 val = QLCRD32(adapter, QLCNIC_CRB_SRE + 0x1000);
446 QLCWR32(adapter, QLCNIC_CRB_SRE + 0x1000, val & (~(0x1)));
447
448 /* halt epg */
449 QLCWR32(adapter, QLCNIC_CRB_EPG + 0x1300, 0x1);
450
451 /* halt timers */
452 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x0, 0x0);
453 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x8, 0x0);
454 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x10, 0x0);
455 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x18, 0x0);
456 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x100, 0x0);
457 QLCWR32(adapter, QLCNIC_CRB_TIMER + 0x200, 0x0);
458 /* halt pegs */
459 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c, 1);
460 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c, 1);
461 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c, 1);
462 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c, 1);
463 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c, 1);
464 msleep(20);
465
af19b491 466 qlcnic_rom_unlock(adapter);
68233c58
SC		 467 /* big hammer don't reset CAM block on reset */
468 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0xfeffffff);
af19b491 469
d4066833 470 /* Init HW CRB block */
af19b491
AKS		 471 if (qlcnic_rom_fast_read(adapter, 0, &n) != 0 || (n != 0xcafecafe) ||
472 qlcnic_rom_fast_read(adapter, 4, &n) != 0) {
473 dev_err(&pdev->dev, "ERROR Reading crb_init area: val:%x\n", n);
474 return -EIO;
475 }
476 offset = n & 0xffffU;
477 n = (n >> 16) & 0xffffU;
478
479 if (n >= 1024) {
480 dev_err(&pdev->dev, "QLOGIC card flash not initialized.\n");
481 return -EIO;
482 }
483
484 buf = kcalloc(n, sizeof(struct crb_addr_pair), GFP_KERNEL);
485 if (buf == NULL) {
486 dev_err(&pdev->dev, "Unable to calloc memory for rom read.\n");
487 return -ENOMEM;
488 }
489
490 for (i = 0; i < n; i++) {
491 if (qlcnic_rom_fast_read(adapter, 8*i + 4*offset, &val) != 0 ||
492 qlcnic_rom_fast_read(adapter, 8*i + 4*offset + 4, &addr) != 0) {
493 kfree(buf);
494 return -EIO;
495 }
496
497 buf[i].addr = addr;
498 buf[i].data = val;
499 }
500
501 for (i = 0; i < n; i++) {
502
503 off = qlcnic_decode_crb_addr(buf[i].addr);
504 if (off == QLCNIC_ADDR_ERROR) {
505 dev_err(&pdev->dev, "CRB init value out of range %x\n",
506 buf[i].addr);
507 continue;
508 }
509 off += QLCNIC_PCI_CRBSPACE;
510
511 if (off & 1)
512 continue;
513
514 /* skipping cold reboot MAGIC */
515 if (off == QLCNIC_CAM_RAM(0x1fc))
516 continue;
517 if (off == (QLCNIC_CRB_I2C0 + 0x1c))
518 continue;
519 if (off == (ROMUSB_GLB + 0xbc)) /* do not reset PCI */
520 continue;
521 if (off == (ROMUSB_GLB + 0xa8))
522 continue;
523 if (off == (ROMUSB_GLB + 0xc8)) /* core clock */
524 continue;
525 if (off == (ROMUSB_GLB + 0x24)) /* MN clock */
526 continue;
527 if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */
528 continue;
529 if ((off & 0x0ff00000) == QLCNIC_CRB_DDR_NET)
530 continue;
531 /* skip the function enable register */
532 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION))
533 continue;
534 if (off == QLCNIC_PCIE_REG(PCIE_SETUP_FUNCTION2))
535 continue;
536 if ((off & 0x0ff00000) == QLCNIC_CRB_SMB)
537 continue;
538
539 init_delay = 1;
540 /* After writing this register, HW needs time for CRB */
541 /* to quiet down (else crb_window returns 0xffffffff) */
542 if (off == QLCNIC_ROMUSB_GLB_SW_RESET)
543 init_delay = 1000;
544
545 QLCWR32(adapter, off, buf[i].data);
546
547 msleep(init_delay);
548 }
549 kfree(buf);
550
d4066833 551 /* Initialize protocol process engine */
af19b491 552 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0xec, 0x1e);
af19b491
AKS		 553 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_D + 0x4c, 8);
554 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_I + 0x4c, 8);
af19b491
AKS		 555 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x8, 0);
556 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0xc, 0);
557 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x8, 0);
558 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_1 + 0xc, 0);
559 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x8, 0);
560 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_2 + 0xc, 0);
561 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x8, 0);
562 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_3 + 0xc, 0);
d4066833
SC		 563 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x8, 0);
564 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0);
565 msleep(1);
68233c58 566
d4066833
SC		 567 QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
568 QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
68233c58 569
af19b491
AKS		 570 return 0;
571}
572
4e70812b 573static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter)
d4066833 574{
4e70812b
SC		 575 u32 val;
576 int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT;
d4066833 577
d4066833 578 do {
4e70812b
SC		 579 val = QLCRD32(adapter, CRB_CMDPEG_STATE);
580
581 switch (val) {
582 case PHAN_INITIALIZE_COMPLETE:
583 case PHAN_INITIALIZE_ACK:
584 return 0;
585 case PHAN_INITIALIZE_FAILED:
586 goto out_err;
587 default:
588 break;
d4066833 589 }
4e70812b
SC		 590
591 msleep(QLCNIC_CMDPEG_CHECK_DELAY);
592
d4066833
SC		 593 } while (--retries);
594
4e70812b
SC		 595 QLCWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_FAILED);
596
597out_err:
598 dev_err(&adapter->pdev->dev, "Command Peg initialization not "
599 "complete, state: 0x%x.\n", val);
600 return -EIO;
601}
602
603static int
604qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter)
605{
606 u32 val;
607 int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT;
608
609 do {
610 val = QLCRD32(adapter, CRB_RCVPEG_STATE);
611
612 if (val == PHAN_PEG_RCV_INITIALIZED)
613 return 0;
614
615 msleep(QLCNIC_RCVPEG_CHECK_DELAY);
616
617 } while (--retries);
618
619 if (!retries) {
620 dev_err(&adapter->pdev->dev, "Receive Peg initialization not "
621 "complete, state: 0x%x.\n", val);
622 return -EIO;
623 }
624
625 return 0;
626}
627
628int
629qlcnic_check_fw_status(struct qlcnic_adapter *adapter)
630{
631 int err;
632
633 err = qlcnic_cmd_peg_ready(adapter);
634 if (err)
635 return err;
636
637 err = qlcnic_receive_peg_ready(adapter);
638 if (err)
639 return err;
640
641 QLCWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
642
643 return err;
d4066833
SC		 644}
645
b3a24649 646int
aa5e18c0
SC		 647qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) {
648
649 int timeo;
b3a24649
SC		 650 u32 val;
651
45918e2f
AC		 652 val = QLCRD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO);
653 val = QLC_DEV_GET_DRV(val, adapter->portnum);
654 if ((val & 0x3) != QLCNIC_TYPE_NIC) {
655 dev_err(&adapter->pdev->dev,
656 "Not an Ethernet NIC func=%u\n", val);
657 return -EIO;
b3a24649 658 }
79788450 659 adapter->ahw->physical_port = (val >> 2);
aa5e18c0 660 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DEV_INIT_TIMEOUT, &timeo))
251b036a 661 timeo = QLCNIC_INIT_TIMEOUT_SECS;
aa5e18c0
SC		 662
663 adapter->dev_init_timeo = timeo;
664
665 if (qlcnic_rom_fast_read(adapter, QLCNIC_ROM_DRV_RESET_TIMEOUT, &timeo))
251b036a 666 timeo = QLCNIC_RESET_TIMEOUT_SECS;
aa5e18c0
SC		 667
668 adapter->reset_ack_timeo = timeo;
b3a24649
SC		 669
670 return 0;
aa5e18c0
SC		 671}
672
0e5f20b6 673static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region,
674 struct qlcnic_flt_entry *region_entry)
675{
676 struct qlcnic_flt_header flt_hdr;
677 struct qlcnic_flt_entry *flt_entry;
678 int i = 0, ret;
679 u32 entry_size;
680
681 memset(region_entry, 0, sizeof(struct qlcnic_flt_entry));
682 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION,
683 (u8 *)&flt_hdr,
684 sizeof(struct qlcnic_flt_header));
685 if (ret) {
686 dev_warn(&adapter->pdev->dev,
687 "error reading flash layout header\n");
688 return -EIO;
689 }
690
691 entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header);
692 flt_entry = (struct qlcnic_flt_entry *)vzalloc(entry_size);
693 if (flt_entry == NULL) {
694 dev_warn(&adapter->pdev->dev, "error allocating memory\n");
695 return -EIO;
696 }
697
698 ret = qlcnic_rom_fast_read_words(adapter, QLCNIC_FLT_LOCATION +
699 sizeof(struct qlcnic_flt_header),
700 (u8 *)flt_entry, entry_size);
701 if (ret) {
702 dev_warn(&adapter->pdev->dev,
703 "error reading flash layout entries\n");
704 goto err_out;
705 }
706
707 while (i < (entry_size/sizeof(struct qlcnic_flt_entry))) {
708 if (flt_entry[i].region == region)
709 break;
710 i++;
711 }
712 if (i >= (entry_size/sizeof(struct qlcnic_flt_entry))) {
713 dev_warn(&adapter->pdev->dev,
714 "region=%x not found in %d regions\n", region, i);
715 ret = -EIO;
716 goto err_out;
717 }
718 memcpy(region_entry, &flt_entry[i], sizeof(struct qlcnic_flt_entry));
719
720err_out:
721 vfree(flt_entry);
722 return ret;
723}
724
8f891387 725int
726qlcnic_check_flash_fw_ver(struct qlcnic_adapter *adapter)
727{
0e5f20b6 728 struct qlcnic_flt_entry fw_entry;
8f891387 729 u32 ver = -1, min_ver;
0e5f20b6 730 int ret;
8f891387 731
a2050c7e
SV		 732 if (adapter->ahw->revision_id == QLCNIC_P3P_C0)
733 ret = qlcnic_get_flt_entry(adapter, QLCNIC_C0_FW_IMAGE_REGION,
734 &fw_entry);
735 else
736 ret = qlcnic_get_flt_entry(adapter, QLCNIC_B0_FW_IMAGE_REGION,
737 &fw_entry);
738
0e5f20b6 739 if (!ret)
740 /* 0-4:-signature, 4-8:-fw version */
741 qlcnic_rom_fast_read(adapter, fw_entry.start_addr + 4,
742 (int *)&ver);
743 else
744 qlcnic_rom_fast_read(adapter, QLCNIC_FW_VERSION_OFFSET,
745 (int *)&ver);
8f891387 746
747 ver = QLCNIC_DECODE_VERSION(ver);
748 min_ver = QLCNIC_MIN_FW_VERSION;
749
750 if (ver < min_ver) {
751 dev_err(&adapter->pdev->dev,
752 "firmware version %d.%d.%d unsupported."
753 "Min supported version %d.%d.%d\n",
754 _major(ver), _minor(ver), _build(ver),
755 _major(min_ver), _minor(min_ver), _build(min_ver));
756 return -EINVAL;
757 }
758
759 return 0;
760}
761
af19b491
AKS		 762static int
763qlcnic_has_mn(struct qlcnic_adapter *adapter)
764{
8f891387 765 u32 capability;
af19b491
AKS		 766 capability = 0;
767
251a84c9
AKS		 768 capability = QLCRD32(adapter, QLCNIC_PEG_TUNE_CAPABILITY);
769 if (capability & QLCNIC_PEG_TUNE_MN_PRESENT)
770 return 1;
af19b491 771
af19b491
AKS		 772 return 0;
773}
774
775static
776struct uni_table_desc *qlcnic_get_table_desc(const u8 *unirom, int section)
777{
63507592 778 u32 i, entries;
af19b491 779 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0];
63507592 780 entries = le32_to_cpu(directory->num_entries);
af19b491
AKS		 781
782 for (i = 0; i < entries; i++) {
783
63507592
SS		 784 u32 offs = le32_to_cpu(directory->findex) +
785 i * le32_to_cpu(directory->entry_size);
786 u32 tab_type = le32_to_cpu(*((__le32 *)&unirom[offs] + 8));
af19b491
AKS		 787
788 if (tab_type == section)
789 return (struct uni_table_desc *) &unirom[offs];
790 }
791
792 return NULL;
793}
794
b7eff100
SC		 795#define FILEHEADER_SIZE (14 * 4)
796
af19b491 797static int
b7eff100 798qlcnic_validate_header(struct qlcnic_adapter *adapter)
af19b491 799{
af19b491 800 const u8 *unirom = adapter->fw->data;
b7eff100 801 struct uni_table_desc *directory = (struct uni_table_desc *) &unirom[0];
63507592
SS		 802 u32 entries, entry_size, tab_size, fw_file_size;
803
804 fw_file_size = adapter->fw->size;
b7eff100
SC		 805
806 if (fw_file_size < FILEHEADER_SIZE)
807 return -EINVAL;
808
63507592
SS		 809 entries = le32_to_cpu(directory->num_entries);
810 entry_size = le32_to_cpu(directory->entry_size);
811 tab_size = le32_to_cpu(directory->findex) + (entries * entry_size);
b7eff100
SC		 812
813 if (fw_file_size < tab_size)
814 return -EINVAL;
815
816 return 0;
817}
818
819static int
820qlcnic_validate_bootld(struct qlcnic_adapter *adapter)
821{
822 struct uni_table_desc *tab_desc;
823 struct uni_data_desc *descr;
63507592 824 u32 offs, tab_size, data_size, idx;
b7eff100 825 const u8 *unirom = adapter->fw->data;
63507592 826 __le32 temp;
b7eff100 827
63507592
SS		 828 temp = *((__le32 *)&unirom[adapter->file_prd_off] +
829 QLCNIC_UNI_BOOTLD_IDX_OFF);
830 idx = le32_to_cpu(temp);
b7eff100
SC		 831 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_BOOTLD);
832
833 if (!tab_desc)
834 return -EINVAL;
835
63507592
SS		 836 tab_size = le32_to_cpu(tab_desc->findex) +
837 le32_to_cpu(tab_desc->entry_size) * (idx + 1);
b7eff100
SC		 838
839 if (adapter->fw->size < tab_size)
840 return -EINVAL;
841
63507592
SS		 842 offs = le32_to_cpu(tab_desc->findex) +
843 le32_to_cpu(tab_desc->entry_size) * idx;
b7eff100
SC		 844 descr = (struct uni_data_desc *)&unirom[offs];
845
63507592 846 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size);
b7eff100
SC		 847
848 if (adapter->fw->size < data_size)
849 return -EINVAL;
850
851 return 0;
852}
853
854static int
855qlcnic_validate_fw(struct qlcnic_adapter *adapter)
856{
857 struct uni_table_desc *tab_desc;
858 struct uni_data_desc *descr;
859 const u8 *unirom = adapter->fw->data;
63507592
SS		 860 u32 offs, tab_size, data_size, idx;
861 __le32 temp;
b7eff100 862
63507592
SS		 863 temp = *((__le32 *)&unirom[adapter->file_prd_off] +
864 QLCNIC_UNI_FIRMWARE_IDX_OFF);
865 idx = le32_to_cpu(temp);
b7eff100
SC		 866 tab_desc = qlcnic_get_table_desc(unirom, QLCNIC_UNI_DIR_SECT_FW);
867
868 if (!tab_desc)
869 return -EINVAL;
870
63507592
SS		 871 tab_size = le32_to_cpu(tab_desc->findex) +
872 le32_to_cpu(tab_desc->entry_size) * (idx + 1);
b7eff100
SC		 873
874 if (adapter->fw->size < tab_size)
875 return -EINVAL;
876
63507592
SS		 877 offs = le32_to_cpu(tab_desc->findex) +
878 le32_to_cpu(tab_desc->entry_size) * idx;
b7eff100 879 descr = (struct uni_data_desc *)&unirom[offs];
63507592 880 data_size = le32_to_cpu(descr->findex) + le32_to_cpu(descr->size);
b7eff100
SC		 881
882 if (adapter->fw->size < data_size)
883 return -EINVAL;
884
885 return 0;
886}
887
888static int
889qlcnic_validate_product_offs(struct qlcnic_adapter *adapter)
890{
891 struct uni_table_desc *ptab_descr;
892 const u8 *unirom = adapter->fw->data;
af19b491 893 int mn_present = qlcnic_has_mn(adapter);
63507592
SS		 894 u32 entries, entry_size, tab_size, i;
895 __le32 temp;
af19b491
AKS		 896
897 ptab_descr = qlcnic_get_table_desc(unirom,
898 QLCNIC_UNI_DIR_SECT_PRODUCT_TBL);
b7eff100
SC		 899 if (!ptab_descr)
900 return -EINVAL;
af19b491 901
63507592
SS		 902 entries = le32_to_cpu(ptab_descr->num_entries);
903 entry_size = le32_to_cpu(ptab_descr->entry_size);
904 tab_size = le32_to_cpu(ptab_descr->findex) + (entries * entry_size);
b7eff100
SC		 905
906 if (adapter->fw->size < tab_size)
907 return -EINVAL;
908
af19b491
AKS		 909nomn:
910 for (i = 0; i < entries; i++) {
911
63507592 912 u32 flags, file_chiprev, offs;
b1fc6d3c 913 u8 chiprev = adapter->ahw->revision_id;
af19b491
AKS		 914 u32 flagbit;
915
63507592
SS		 916 offs = le32_to_cpu(ptab_descr->findex) +
917 i * le32_to_cpu(ptab_descr->entry_size);
918 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_FLAGS_OFF);
919 flags = le32_to_cpu(temp);
920 temp = *((__le32 *)&unirom[offs] + QLCNIC_UNI_CHIP_REV_OFF);
921 file_chiprev = le32_to_cpu(temp);
af19b491
AKS		 922
923 flagbit = mn_present ? 1 : 2;
924
925 if ((chiprev == file_chiprev) &&
926 ((1ULL << flagbit) & flags)) {
927 adapter->file_prd_off = offs;
928 return 0;
929 }
930 }
931 if (mn_present) {
932 mn_present = 0;
933 goto nomn;
934 }
b7eff100
SC		 935 return -EINVAL;
936}
937
938static int
939qlcnic_validate_unified_romimage(struct qlcnic_adapter *adapter)
940{
941 if (qlcnic_validate_header(adapter)) {
942 dev_err(&adapter->pdev->dev,
943 "unified image: header validation failed\n");
944 return -EINVAL;
945 }
946
947 if (qlcnic_validate_product_offs(adapter)) {
948 dev_err(&adapter->pdev->dev,
949 "unified image: product validation failed\n");
950 return -EINVAL;
951 }
952
953 if (qlcnic_validate_bootld(adapter)) {
954 dev_err(&adapter->pdev->dev,
955 "unified image: bootld validation failed\n");
956 return -EINVAL;
957 }
958
959 if (qlcnic_validate_fw(adapter)) {
960 dev_err(&adapter->pdev->dev,
961 "unified image: firmware validation failed\n");
962 return -EINVAL;
963 }
964
965 return 0;
af19b491
AKS		 966}
967
968static
969struct uni_data_desc *qlcnic_get_data_desc(struct qlcnic_adapter *adapter,
970 u32 section, u32 idx_offset)
971{
972 const u8 *unirom = adapter->fw->data;
af19b491 973 struct uni_table_desc *tab_desc;
63507592
SS		 974 u32 offs, idx;
975 __le32 temp;
976
977 temp = *((__le32 *)&unirom[adapter->file_prd_off] + idx_offset);
978 idx = le32_to_cpu(temp);
af19b491
AKS		 979
980 tab_desc = qlcnic_get_table_desc(unirom, section);
981
982 if (tab_desc == NULL)
983 return NULL;
984
63507592
SS		 985 offs = le32_to_cpu(tab_desc->findex) +
986 le32_to_cpu(tab_desc->entry_size) * idx;
af19b491
AKS		 987
988 return (struct uni_data_desc *)&unirom[offs];
989}
990
991static u8 *
992qlcnic_get_bootld_offs(struct qlcnic_adapter *adapter)
993{
994 u32 offs = QLCNIC_BOOTLD_START;
63507592
SS		 995 struct uni_data_desc *data_desc;
996
997 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_BOOTLD,
998 QLCNIC_UNI_BOOTLD_IDX_OFF);
af19b491 999
79788450 1000 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
63507592 1001 offs = le32_to_cpu(data_desc->findex);
af19b491
AKS		 1002
1003 return (u8 *)&adapter->fw->data[offs];
1004}
1005
1006static u8 *
1007qlcnic_get_fw_offs(struct qlcnic_adapter *adapter)
1008{
1009 u32 offs = QLCNIC_IMAGE_START;
63507592 1010 struct uni_data_desc *data_desc;
af19b491 1011
63507592
SS		 1012 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
1013 QLCNIC_UNI_FIRMWARE_IDX_OFF);
79788450 1014 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
63507592 1015 offs = le32_to_cpu(data_desc->findex);
af19b491
AKS		 1016
1017 return (u8 *)&adapter->fw->data[offs];
1018}
1019
63507592 1020static u32 qlcnic_get_fw_size(struct qlcnic_adapter *adapter)
af19b491 1021{
63507592
SS		 1022 struct uni_data_desc *data_desc;
1023 const u8 *unirom = adapter->fw->data;
1024
1025 data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
1026 QLCNIC_UNI_FIRMWARE_IDX_OFF);
1027
79788450 1028 if (adapter->ahw->fw_type == QLCNIC_UNIFIED_ROMIMAGE)
63507592 1029 return le32_to_cpu(data_desc->size);
af19b491 1030 else
63507592 1031 return le32_to_cpu(*(__le32 *)&unirom[QLCNIC_FW_SIZE_OFFSET]);
af19b491
AKS		 1032}
1033
63507592 1034static u32 qlcnic_get_fw_version(struct qlcnic_adapter *adapter)
af19b491
AKS		 1035{
1036 struct uni_data_desc *fw_data_desc;
1037 const struct firmware *fw = adapter->fw;
63507592
SS		 1038 u32 major, minor, sub;
1039 __le32 version_offset;
af19b491
AKS		 1040 const u8 *ver_str;
1041 int i, ret;
1042
79788450 1043 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) {
63507592
SS		 1044 version_offset = *(__le32 *)&fw->data[QLCNIC_FW_VERSION_OFFSET];
1045 return le32_to_cpu(version_offset);
1046 }
af19b491
AKS		 1047
1048 fw_data_desc = qlcnic_get_data_desc(adapter, QLCNIC_UNI_DIR_SECT_FW,
1049 QLCNIC_UNI_FIRMWARE_IDX_OFF);
63507592
SS		 1050 ver_str = fw->data + le32_to_cpu(fw_data_desc->findex) +
1051 le32_to_cpu(fw_data_desc->size) - 17;
af19b491
AKS		 1052
1053 for (i = 0; i < 12; i++) {
1054 if (!strncmp(&ver_str[i], "REV=", 4)) {
1055 ret = sscanf(&ver_str[i+4], "%u.%u.%u ",
1056 &major, &minor, &sub);
1057 if (ret != 3)
1058 return 0;
1059 else
1060 return major + (minor << 8) + (sub << 16);
1061 }
1062 }
1063
1064 return 0;
1065}
1066
63507592 1067static u32 qlcnic_get_bios_version(struct qlcnic_adapter *adapter)
af19b491
AKS		 1068{
1069 const struct firmware *fw = adapter->fw;
63507592
SS		 1070 u32 bios_ver, prd_off = adapter->file_prd_off;
1071 u8 *version_offset;
1072 __le32 temp;
af19b491 1073
79788450 1074 if (adapter->ahw->fw_type != QLCNIC_UNIFIED_ROMIMAGE) {
63507592
SS		 1075 version_offset = (u8 *)&fw->data[QLCNIC_BIOS_VERSION_OFFSET];
1076 return le32_to_cpu(*(__le32 *)version_offset);
1077 }
af19b491 1078
63507592
SS		 1079 temp = *((__le32 *)(&fw->data[prd_off]) + QLCNIC_UNI_BIOS_VERSION_OFF);
1080 bios_ver = le32_to_cpu(temp);
af19b491 1081
addd5abf 1082 return (bios_ver << 16) + ((bios_ver >> 8) & 0xff00) + (bios_ver >> 24);
af19b491
AKS		 1083}
1084
091754a1
SC		 1085static void qlcnic_rom_lock_recovery(struct qlcnic_adapter *adapter)
1086{
1087 if (qlcnic_pcie_sem_lock(adapter, 2, QLCNIC_ROM_LOCK_ID))
1088 dev_info(&adapter->pdev->dev, "Resetting rom_lock\n");
1089
1090 qlcnic_pcie_sem_unlock(adapter, 2);
1091}
1092
4e70812b
SC		 1093static int
1094qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter)
1095{
1096 u32 heartbeat, ret = -EIO;
1097 int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT;
1098
1099 adapter->heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
1100
1101 do {
1102 msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS);
1103 heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
1104 if (heartbeat != adapter->heartbeat) {
1105 ret = QLCNIC_RCODE_SUCCESS;
1106 break;
1107 }
1108 } while (--retries);
1109
1110 return ret;
1111}
1112
af19b491
AKS		 1113int
1114qlcnic_need_fw_reset(struct qlcnic_adapter *adapter)
1115{
032a13c7
SV		 1116 if ((adapter->flags & QLCNIC_FW_HANG) ||
1117 qlcnic_check_fw_hearbeat(adapter)) {
091754a1 1118 qlcnic_rom_lock_recovery(adapter);
af19b491 1119 return 1;
091754a1 1120 }
af19b491 1121
091754a1 1122 if (adapter->need_fw_reset)
af19b491
AKS		 1123 return 1;
1124
97f29d82
AKS		 1125 if (adapter->fw)
1126 return 1;
af19b491
AKS		 1127
1128 return 0;
1129}
1130
1131static const char *fw_name[] = {
1132 QLCNIC_UNIFIED_ROMIMAGE_NAME,
1133 QLCNIC_FLASH_ROMIMAGE_NAME,
1134};
1135
1136int
1137qlcnic_load_firmware(struct qlcnic_adapter *adapter)
1138{
63507592 1139 __le64 *ptr64;
af19b491
AKS		 1140 u32 i, flashaddr, size;
1141 const struct firmware *fw = adapter->fw;
1142 struct pci_dev *pdev = adapter->pdev;
1143
1144 dev_info(&pdev->dev, "loading firmware from %s\n",
79788450 1145 fw_name[adapter->ahw->fw_type]);
af19b491
AKS		 1146
1147 if (fw) {
63507592 1148 u64 data;
af19b491
AKS		 1149
1150 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8;
1151
63507592 1152 ptr64 = (__le64 *)qlcnic_get_bootld_offs(adapter);
af19b491
AKS		 1153 flashaddr = QLCNIC_BOOTLD_START;
1154
1155 for (i = 0; i < size; i++) {
63507592 1156 data = le64_to_cpu(ptr64[i]);
af19b491
AKS		 1157
1158 if (qlcnic_pci_mem_write_2M(adapter, flashaddr, data))
1159 return -EIO;
1160
1161 flashaddr += 8;
1162 }
1163
63507592 1164 size = qlcnic_get_fw_size(adapter) / 8;
af19b491 1165
63507592 1166 ptr64 = (__le64 *)qlcnic_get_fw_offs(adapter);
af19b491
AKS		 1167 flashaddr = QLCNIC_IMAGE_START;
1168
1169 for (i = 0; i < size; i++) {
63507592 1170 data = le64_to_cpu(ptr64[i]);
af19b491
AKS		 1171
1172 if (qlcnic_pci_mem_write_2M(adapter,
1173 flashaddr, data))
1174 return -EIO;
1175
1176 flashaddr += 8;
1177 }
0bc92b5b 1178
63507592 1179 size = qlcnic_get_fw_size(adapter) % 8;
0bc92b5b 1180 if (size) {
63507592 1181 data = le64_to_cpu(ptr64[i]);
0bc92b5b
AKS		 1182
1183 if (qlcnic_pci_mem_write_2M(adapter,
1184 flashaddr, data))
1185 return -EIO;
1186 }
1187
af19b491
AKS		 1188 } else {
1189 u64 data;
1190 u32 hi, lo;
f8d54811
SV		 1191 int ret;
1192 struct qlcnic_flt_entry bootld_entry;
1193
1194 ret = qlcnic_get_flt_entry(adapter, QLCNIC_BOOTLD_REGION,
1195 &bootld_entry);
1196 if (!ret) {
1197 size = bootld_entry.size / 8;
1198 flashaddr = bootld_entry.start_addr;
1199 } else {
1200 size = (QLCNIC_IMAGE_START - QLCNIC_BOOTLD_START) / 8;
1201 flashaddr = QLCNIC_BOOTLD_START;
1202 dev_info(&pdev->dev,
1203 "using legacy method to get flash fw region");
1204 }
af19b491
AKS		 1205
1206 for (i = 0; i < size; i++) {
1207 if (qlcnic_rom_fast_read(adapter,
1208 flashaddr, (int *)&lo) != 0)
1209 return -EIO;
1210 if (qlcnic_rom_fast_read(adapter,
1211 flashaddr + 4, (int *)&hi) != 0)
1212 return -EIO;
1213
1214 data = (((u64)hi << 32) | lo);
1215
1216 if (qlcnic_pci_mem_write_2M(adapter,
1217 flashaddr, data))
1218 return -EIO;
1219
1220 flashaddr += 8;
1221 }
1222 }
1223 msleep(1);
1224
1225 QLCWR32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x18, 0x1020);
1226 QLCWR32(adapter, QLCNIC_ROMUSB_GLB_SW_RESET, 0x80001e);
1227 return 0;
1228}
1229
1230static int
1231qlcnic_validate_firmware(struct qlcnic_adapter *adapter)
1232{
63507592 1233 u32 val;
8f891387 1234 u32 ver, bios, min_size;
af19b491
AKS		 1235 struct pci_dev *pdev = adapter->pdev;
1236 const struct firmware *fw = adapter->fw;
79788450 1237 u8 fw_type = adapter->ahw->fw_type;
af19b491
AKS		 1238
1239 if (fw_type == QLCNIC_UNIFIED_ROMIMAGE) {
b7eff100 1240 if (qlcnic_validate_unified_romimage(adapter))
af19b491
AKS		 1241 return -EINVAL;
1242
1243 min_size = QLCNIC_UNI_FW_MIN_SIZE;
1244 } else {
63507592
SS		 1245 val = le32_to_cpu(*(__le32 *)&fw->data[QLCNIC_FW_MAGIC_OFFSET]);
1246 if (val != QLCNIC_BDINFO_MAGIC)
af19b491
AKS		 1247 return -EINVAL;
1248
1249 min_size = QLCNIC_FW_MIN_SIZE;
1250 }
1251
1252 if (fw->size < min_size)
1253 return -EINVAL;
1254
1255 val = qlcnic_get_fw_version(adapter);
af19b491
AKS		 1256 ver = QLCNIC_DECODE_VERSION(val);
1257
8f891387 1258 if (ver < QLCNIC_MIN_FW_VERSION) {
af19b491
AKS		 1259 dev_err(&pdev->dev,
1260 "%s: firmware version %d.%d.%d unsupported\n",
1261 fw_name[fw_type], _major(ver), _minor(ver), _build(ver));
1262 return -EINVAL;
1263 }
1264
1265 val = qlcnic_get_bios_version(adapter);
1266 qlcnic_rom_fast_read(adapter, QLCNIC_BIOS_VERSION_OFFSET, (int *)&bios);
63507592 1267 if (val != bios) {
af19b491
AKS		 1268 dev_err(&pdev->dev, "%s: firmware bios is incompatible\n",
1269 fw_name[fw_type]);
1270 return -EINVAL;
1271 }
1272
af19b491
AKS		 1273 QLCWR32(adapter, QLCNIC_CAM_RAM(0x1fc), QLCNIC_BDINFO_MAGIC);
1274 return 0;
1275}
1276
1277static void
1278qlcnic_get_next_fwtype(struct qlcnic_adapter *adapter)
1279{
1280 u8 fw_type;
1281
79788450 1282 switch (adapter->ahw->fw_type) {
af19b491
AKS		 1283 case QLCNIC_UNKNOWN_ROMIMAGE:
1284 fw_type = QLCNIC_UNIFIED_ROMIMAGE;
1285 break;
1286
1287 case QLCNIC_UNIFIED_ROMIMAGE:
1288 default:
1289 fw_type = QLCNIC_FLASH_ROMIMAGE;
1290 break;
1291 }
1292
79788450 1293 adapter->ahw->fw_type = fw_type;
af19b491
AKS		 1294}
1295
1296
1297
1298void qlcnic_request_firmware(struct qlcnic_adapter *adapter)
1299{
1300 struct pci_dev *pdev = adapter->pdev;
1301 int rc;
1302
79788450 1303 adapter->ahw->fw_type = QLCNIC_UNKNOWN_ROMIMAGE;
af19b491
AKS		 1304
1305next:
1306 qlcnic_get_next_fwtype(adapter);
1307
79788450 1308 if (adapter->ahw->fw_type == QLCNIC_FLASH_ROMIMAGE) {
af19b491
AKS		 1309 adapter->fw = NULL;
1310 } else {
1311 rc = request_firmware(&adapter->fw,
79788450
SC		 1312 fw_name[adapter->ahw->fw_type],
1313 &pdev->dev);
af19b491
AKS		 1314 if (rc != 0)
1315 goto next;
1316
1317 rc = qlcnic_validate_firmware(adapter);
1318 if (rc != 0) {
1319 release_firmware(adapter->fw);
1320 msleep(1);
1321 goto next;
1322 }
1323 }
1324}
1325
1326
1327void
1328qlcnic_release_firmware(struct qlcnic_adapter *adapter)
1329{
62baaf34 1330 release_firmware(adapter->fw);
af19b491
AKS		 1331 adapter->fw = NULL;
1332}
Linux 6.x block layer and io_uring tree(s)