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22#define wil_err_fw(wil, fmt, arg...) wil_err(wil, "ERR[ FW ]" fmt, ##arg)
23#define wil_dbg_fw(wil, fmt, arg...) wil_dbg(wil, "DBG[ FW ]" fmt, ##arg)
24#define wil_hex_dump_fw(prefix_str, prefix_type, rowsize, \
25 groupsize, buf, len, ascii) \
26 print_hex_dump_debug("DBG[ FW ]" prefix_str, \
27 prefix_type, rowsize, \
28 groupsize, buf, len, ascii)
29
30static bool wil_fw_addr_check(struct wil6210_priv *wil,
31 void __iomem **ioaddr, __le32 val,
32 u32 size, const char *msg)
33{
34 *ioaddr = wmi_buffer_block(wil, val, size);
35 if (!(*ioaddr)) {
36 wil_err_fw(wil, "bad %s: 0x%08x\n", msg, le32_to_cpu(val));
37 return false;
38 }
39 return true;
40}
41
42
43
44
45
46
47
48
49
50static int wil_fw_verify(struct wil6210_priv *wil, const u8 *data, size_t size)
51{
52 const struct wil_fw_record_head *hdr = (const void *)data;
53 struct wil_fw_record_file_header fh;
54 const struct wil_fw_record_file_header *fh_;
55 u32 crc;
56 u32 dlen;
57
58 if (size % 4) {
59 wil_err_fw(wil, "image size not aligned: %zu\n", size);
60 return -EINVAL;
61 }
62
63 if (size < sizeof(*hdr) + sizeof(fh)) {
64 wil_err_fw(wil, "file too short: %zu bytes\n", size);
65 return -EINVAL;
66 }
67
68
69 if (le16_to_cpu(hdr->type) != wil_fw_type_file_header) {
70 wil_err_fw(wil, "no file header\n");
71 return -EINVAL;
72 }
73
74
75 fh_ = (struct wil_fw_record_file_header *)&hdr[1];
76 dlen = le32_to_cpu(fh_->data_len);
77 if (dlen % 4) {
78 wil_err_fw(wil, "data length not aligned: %lu\n", (ulong)dlen);
79 return -EINVAL;
80 }
81 if (size < dlen) {
82 wil_err_fw(wil, "file truncated at %zu/%lu\n",
83 size, (ulong)dlen);
84 return -EINVAL;
85 }
86 if (dlen < sizeof(*hdr) + sizeof(fh)) {
87 wil_err_fw(wil, "data length too short: %lu\n", (ulong)dlen);
88 return -EINVAL;
89 }
90
91
92 if (le32_to_cpu(fh_->signature) != WIL_FW_SIGNATURE) {
93 wil_err_fw(wil, "bad header signature: 0x%08x\n",
94 le32_to_cpu(fh_->signature));
95 return -EINVAL;
96 }
97
98
99 if (le32_to_cpu(fh_->version) > WIL_FW_FMT_VERSION) {
100 wil_err_fw(wil, "unsupported header version: %d\n",
101 le32_to_cpu(fh_->version));
102 return -EINVAL;
103 }
104
105
106 fh = *fh_;
107 fh.crc = 0;
108
109 crc = crc32_le(~0, (unsigned char const *)hdr, sizeof(*hdr));
110 crc = crc32_le(crc, (unsigned char const *)&fh, sizeof(fh));
111 crc = crc32_le(crc, (unsigned char const *)&fh_[1],
112 dlen - sizeof(*hdr) - sizeof(fh));
113 crc = ~crc;
114
115 if (crc != le32_to_cpu(fh_->crc)) {
116 wil_err_fw(wil, "checksum mismatch:"
117 " calculated for %lu bytes 0x%08x != 0x%08x\n",
118 (ulong)dlen, crc, le32_to_cpu(fh_->crc));
119 return -EINVAL;
120 }
121
122 return (int)dlen;
123}
124
125static int fw_ignore_section(struct wil6210_priv *wil, const void *data,
126 size_t size)
127{
128 return 0;
129}
130
131static int
132fw_handle_capabilities(struct wil6210_priv *wil, const void *data,
133 size_t size)
134{
135 const struct wil_fw_record_capabilities *rec = data;
136 size_t capa_size;
137
138 if (size < sizeof(*rec)) {
139 wil_err_fw(wil, "capabilities record too short: %zu\n", size);
140
141 return 0;
142 }
143
144 capa_size = size - offsetof(struct wil_fw_record_capabilities,
145 capabilities);
146 bitmap_zero(wil->fw_capabilities, WMI_FW_CAPABILITY_MAX);
147 memcpy(wil->fw_capabilities, rec->capabilities,
148 min(sizeof(wil->fw_capabilities), capa_size));
149 wil_hex_dump_fw("CAPA", DUMP_PREFIX_OFFSET, 16, 1,
150 rec->capabilities, capa_size, false);
151 return 0;
152}
153
154static int
155fw_handle_brd_file(struct wil6210_priv *wil, const void *data,
156 size_t size)
157{
158 const struct wil_fw_record_brd_file *rec = data;
159
160 if (size < sizeof(*rec)) {
161 wil_err_fw(wil, "brd_file record too short: %zu\n", size);
162 return 0;
163 }
164
165 wil->brd_file_addr = le32_to_cpu(rec->base_addr);
166 wil->brd_file_max_size = le32_to_cpu(rec->max_size_bytes);
167
168 wil_dbg_fw(wil, "brd_file_addr 0x%x, brd_file_max_size %d\n",
169 wil->brd_file_addr, wil->brd_file_max_size);
170
171 return 0;
172}
173
174static int
175fw_handle_concurrency(struct wil6210_priv *wil, const void *data,
176 size_t size)
177{
178 const struct wil_fw_record_concurrency *rec = data;
179 const struct wil_fw_concurrency_combo *combo;
180 const struct wil_fw_concurrency_limit *limit;
181 size_t remain, lsize;
182 int i, n_combos;
183
184 if (size < sizeof(*rec)) {
185 wil_err_fw(wil, "concurrency record too short: %zu\n", size);
186
187 return 0;
188 }
189
190 n_combos = le16_to_cpu(rec->n_combos);
191 remain = size - offsetof(struct wil_fw_record_concurrency, combos);
192 combo = rec->combos;
193 for (i = 0; i < n_combos; i++) {
194 if (remain < sizeof(*combo))
195 goto out_short;
196 remain -= sizeof(*combo);
197 limit = combo->limits;
198 lsize = combo->n_limits * sizeof(*limit);
199 if (remain < lsize)
200 goto out_short;
201 remain -= lsize;
202 limit += combo->n_limits;
203 combo = (struct wil_fw_concurrency_combo *)limit;
204 }
205
206 return wil_cfg80211_iface_combinations_from_fw(wil, rec);
207out_short:
208 wil_err_fw(wil, "concurrency record truncated\n");
209 return 0;
210}
211
212static int
213fw_handle_comment(struct wil6210_priv *wil, const void *data,
214 size_t size)
215{
216 const struct wil_fw_record_comment_hdr *hdr = data;
217 u32 magic;
218 int rc = 0;
219
220 if (size < sizeof(*hdr))
221 return 0;
222
223 magic = le32_to_cpu(hdr->magic);
224
225 switch (magic) {
226 case WIL_FW_CAPABILITIES_MAGIC:
227 wil_dbg_fw(wil, "magic is WIL_FW_CAPABILITIES_MAGIC\n");
228 rc = fw_handle_capabilities(wil, data, size);
229 break;
230 case WIL_BRD_FILE_MAGIC:
231 wil_dbg_fw(wil, "magic is WIL_BRD_FILE_MAGIC\n");
232 rc = fw_handle_brd_file(wil, data, size);
233 break;
234 case WIL_FW_CONCURRENCY_MAGIC:
235 wil_dbg_fw(wil, "magic is WIL_FW_CONCURRENCY_MAGIC\n");
236 rc = fw_handle_concurrency(wil, data, size);
237 break;
238 default:
239 wil_hex_dump_fw("", DUMP_PREFIX_OFFSET, 16, 1,
240 data, size, true);
241 }
242
243 return rc;
244}
245
246static int __fw_handle_data(struct wil6210_priv *wil, const void *data,
247 size_t size, __le32 addr)
248{
249 const struct wil_fw_record_data *d = data;
250 void __iomem *dst;
251 size_t s = size - sizeof(*d);
252
253 if (size < sizeof(*d) + sizeof(u32)) {
254 wil_err_fw(wil, "data record too short: %zu\n", size);
255 return -EINVAL;
256 }
257
258 if (!wil_fw_addr_check(wil, &dst, addr, s, "address"))
259 return -EINVAL;
260 wil_dbg_fw(wil, "write [0x%08x] <== %zu bytes\n", le32_to_cpu(addr), s);
261 wil_memcpy_toio_32(dst, d->data, s);
262 wmb();
263
264 return 0;
265}
266
267static int fw_handle_data(struct wil6210_priv *wil, const void *data,
268 size_t size)
269{
270 const struct wil_fw_record_data *d = data;
271
272 return __fw_handle_data(wil, data, size, d->addr);
273}
274
275static int fw_handle_fill(struct wil6210_priv *wil, const void *data,
276 size_t size)
277{
278 const struct wil_fw_record_fill *d = data;
279 void __iomem *dst;
280 u32 v;
281 size_t s = (size_t)le32_to_cpu(d->size);
282
283 if (size != sizeof(*d)) {
284 wil_err_fw(wil, "bad size for fill record: %zu\n", size);
285 return -EINVAL;
286 }
287
288 if (s < sizeof(u32)) {
289 wil_err_fw(wil, "fill size too short: %zu\n", s);
290 return -EINVAL;
291 }
292
293 if (s % sizeof(u32)) {
294 wil_err_fw(wil, "fill size not aligned: %zu\n", s);
295 return -EINVAL;
296 }
297
298 if (!wil_fw_addr_check(wil, &dst, d->addr, s, "address"))
299 return -EINVAL;
300
301 v = le32_to_cpu(d->value);
302 wil_dbg_fw(wil, "fill [0x%08x] <== 0x%08x, %zu bytes\n",
303 le32_to_cpu(d->addr), v, s);
304 wil_memset_toio_32(dst, v, s);
305 wmb();
306
307 return 0;
308}
309
310static int fw_handle_file_header(struct wil6210_priv *wil, const void *data,
311 size_t size)
312{
313 const struct wil_fw_record_file_header *d = data;
314
315 if (size != sizeof(*d)) {
316 wil_err_fw(wil, "file header length incorrect: %zu\n", size);
317 return -EINVAL;
318 }
319
320 wil_dbg_fw(wil, "new file, ver. %d, %i bytes\n",
321 d->version, d->data_len);
322 wil_hex_dump_fw("", DUMP_PREFIX_OFFSET, 16, 1, d->comment,
323 sizeof(d->comment), true);
324
325 if (!memcmp(d->comment, WIL_FW_VERSION_PREFIX,
326 WIL_FW_VERSION_PREFIX_LEN))
327 memcpy(wil->fw_version,
328 d->comment + WIL_FW_VERSION_PREFIX_LEN,
329 min(sizeof(d->comment) - WIL_FW_VERSION_PREFIX_LEN,
330 sizeof(wil->fw_version) - 1));
331
332 return 0;
333}
334
335static int fw_handle_direct_write(struct wil6210_priv *wil, const void *data,
336 size_t size)
337{
338 const struct wil_fw_record_direct_write *d = data;
339 const struct wil_fw_data_dwrite *block = d->data;
340 int n, i;
341
342 if (size % sizeof(*block)) {
343 wil_err_fw(wil, "record size not aligned on %zu: %zu\n",
344 sizeof(*block), size);
345 return -EINVAL;
346 }
347 n = size / sizeof(*block);
348
349 for (i = 0; i < n; i++) {
350 void __iomem *dst;
351 u32 m = le32_to_cpu(block[i].mask);
352 u32 v = le32_to_cpu(block[i].value);
353 u32 x, y;
354
355 if (!wil_fw_addr_check(wil, &dst, block[i].addr, 0, "address"))
356 return -EINVAL;
357
358 x = readl(dst);
359 y = (x & m) | (v & ~m);
360 wil_dbg_fw(wil, "write [0x%08x] <== 0x%08x "
361 "(old 0x%08x val 0x%08x mask 0x%08x)\n",
362 le32_to_cpu(block[i].addr), y, x, v, m);
363 writel(y, dst);
364 wmb();
365 }
366
367 return 0;
368}
369
370static int gw_write(struct wil6210_priv *wil, void __iomem *gwa_addr,
371 void __iomem *gwa_cmd, void __iomem *gwa_ctl, u32 gw_cmd,
372 u32 a)
373{
374 unsigned delay = 0;
375
376 writel(a, gwa_addr);
377 writel(gw_cmd, gwa_cmd);
378 wmb();
379
380 writel(WIL_FW_GW_CTL_RUN, gwa_ctl);
381 do {
382 udelay(1);
383 if (delay++ > 100) {
384 wil_err_fw(wil, "gw timeout\n");
385 return -EINVAL;
386 }
387 } while (readl(gwa_ctl) & WIL_FW_GW_CTL_BUSY);
388
389 return 0;
390}
391
392static int fw_handle_gateway_data(struct wil6210_priv *wil, const void *data,
393 size_t size)
394{
395 const struct wil_fw_record_gateway_data *d = data;
396 const struct wil_fw_data_gw *block = d->data;
397 void __iomem *gwa_addr;
398 void __iomem *gwa_val;
399 void __iomem *gwa_cmd;
400 void __iomem *gwa_ctl;
401 u32 gw_cmd;
402 int n, i;
403
404 if (size < sizeof(*d) + sizeof(*block)) {
405 wil_err_fw(wil, "gateway record too short: %zu\n", size);
406 return -EINVAL;
407 }
408
409 if ((size - sizeof(*d)) % sizeof(*block)) {
410 wil_err_fw(wil, "gateway record data size"
411 " not aligned on %zu: %zu\n",
412 sizeof(*block), size - sizeof(*d));
413 return -EINVAL;
414 }
415 n = (size - sizeof(*d)) / sizeof(*block);
416
417 gw_cmd = le32_to_cpu(d->command);
418
419 wil_dbg_fw(wil, "gw write record [%3d] blocks, cmd 0x%08x\n",
420 n, gw_cmd);
421
422 if (!wil_fw_addr_check(wil, &gwa_addr, d->gateway_addr_addr, 0,
423 "gateway_addr_addr") ||
424 !wil_fw_addr_check(wil, &gwa_val, d->gateway_value_addr, 0,
425 "gateway_value_addr") ||
426 !wil_fw_addr_check(wil, &gwa_cmd, d->gateway_cmd_addr, 0,
427 "gateway_cmd_addr") ||
428 !wil_fw_addr_check(wil, &gwa_ctl, d->gateway_ctrl_address, 0,
429 "gateway_ctrl_address"))
430 return -EINVAL;
431
432 wil_dbg_fw(wil, "gw addresses: addr 0x%08x val 0x%08x"
433 " cmd 0x%08x ctl 0x%08x\n",
434 le32_to_cpu(d->gateway_addr_addr),
435 le32_to_cpu(d->gateway_value_addr),
436 le32_to_cpu(d->gateway_cmd_addr),
437 le32_to_cpu(d->gateway_ctrl_address));
438
439 for (i = 0; i < n; i++) {
440 int rc;
441 u32 a = le32_to_cpu(block[i].addr);
442 u32 v = le32_to_cpu(block[i].value);
443
444 wil_dbg_fw(wil, " gw write[%3d] [0x%08x] <== 0x%08x\n",
445 i, a, v);
446
447 writel(v, gwa_val);
448 rc = gw_write(wil, gwa_addr, gwa_cmd, gwa_ctl, gw_cmd, a);
449 if (rc)
450 return rc;
451 }
452
453 return 0;
454}
455
456static int fw_handle_gateway_data4(struct wil6210_priv *wil, const void *data,
457 size_t size)
458{
459 const struct wil_fw_record_gateway_data4 *d = data;
460 const struct wil_fw_data_gw4 *block = d->data;
461 void __iomem *gwa_addr;
462 void __iomem *gwa_val[ARRAY_SIZE(block->value)];
463 void __iomem *gwa_cmd;
464 void __iomem *gwa_ctl;
465 u32 gw_cmd;
466 int n, i, k;
467
468 if (size < sizeof(*d) + sizeof(*block)) {
469 wil_err_fw(wil, "gateway4 record too short: %zu\n", size);
470 return -EINVAL;
471 }
472
473 if ((size - sizeof(*d)) % sizeof(*block)) {
474 wil_err_fw(wil, "gateway4 record data size"
475 " not aligned on %zu: %zu\n",
476 sizeof(*block), size - sizeof(*d));
477 return -EINVAL;
478 }
479 n = (size - sizeof(*d)) / sizeof(*block);
480
481 gw_cmd = le32_to_cpu(d->command);
482
483 wil_dbg_fw(wil, "gw4 write record [%3d] blocks, cmd 0x%08x\n",
484 n, gw_cmd);
485
486 if (!wil_fw_addr_check(wil, &gwa_addr, d->gateway_addr_addr, 0,
487 "gateway_addr_addr"))
488 return -EINVAL;
489 for (k = 0; k < ARRAY_SIZE(block->value); k++)
490 if (!wil_fw_addr_check(wil, &gwa_val[k],
491 d->gateway_value_addr[k],
492 0, "gateway_value_addr"))
493 return -EINVAL;
494 if (!wil_fw_addr_check(wil, &gwa_cmd, d->gateway_cmd_addr, 0,
495 "gateway_cmd_addr") ||
496 !wil_fw_addr_check(wil, &gwa_ctl, d->gateway_ctrl_address, 0,
497 "gateway_ctrl_address"))
498 return -EINVAL;
499
500 wil_dbg_fw(wil, "gw4 addresses: addr 0x%08x cmd 0x%08x ctl 0x%08x\n",
501 le32_to_cpu(d->gateway_addr_addr),
502 le32_to_cpu(d->gateway_cmd_addr),
503 le32_to_cpu(d->gateway_ctrl_address));
504 wil_hex_dump_fw("val addresses: ", DUMP_PREFIX_NONE, 16, 4,
505 d->gateway_value_addr, sizeof(d->gateway_value_addr),
506 false);
507
508 for (i = 0; i < n; i++) {
509 int rc;
510 u32 a = le32_to_cpu(block[i].addr);
511 u32 v[ARRAY_SIZE(block->value)];
512
513 for (k = 0; k < ARRAY_SIZE(block->value); k++)
514 v[k] = le32_to_cpu(block[i].value[k]);
515
516 wil_dbg_fw(wil, " gw4 write[%3d] [0x%08x] <==\n", i, a);
517 wil_hex_dump_fw(" val ", DUMP_PREFIX_NONE, 16, 4, v,
518 sizeof(v), false);
519
520 for (k = 0; k < ARRAY_SIZE(block->value); k++)
521 writel(v[k], gwa_val[k]);
522 rc = gw_write(wil, gwa_addr, gwa_cmd, gwa_ctl, gw_cmd, a);
523 if (rc)
524 return rc;
525 }
526
527 return 0;
528}
529
530static const struct {
531 int type;
532 int (*load_handler)(struct wil6210_priv *wil, const void *data,
533 size_t size);
534 int (*parse_handler)(struct wil6210_priv *wil, const void *data,
535 size_t size);
536} wil_fw_handlers[] = {
537 {wil_fw_type_comment, fw_handle_comment, fw_handle_comment},
538 {wil_fw_type_data, fw_handle_data, fw_ignore_section},
539 {wil_fw_type_fill, fw_handle_fill, fw_ignore_section},
540
541
542 {wil_fw_type_file_header, fw_handle_file_header,
543 fw_handle_file_header},
544 {wil_fw_type_direct_write, fw_handle_direct_write, fw_ignore_section},
545 {wil_fw_type_gateway_data, fw_handle_gateway_data, fw_ignore_section},
546 {wil_fw_type_gateway_data4, fw_handle_gateway_data4,
547 fw_ignore_section},
548};
549
550static int wil_fw_handle_record(struct wil6210_priv *wil, int type,
551 const void *data, size_t size, bool load)
552{
553 int i;
554
555 for (i = 0; i < ARRAY_SIZE(wil_fw_handlers); i++)
556 if (wil_fw_handlers[i].type == type)
557 return load ?
558 wil_fw_handlers[i].load_handler(
559 wil, data, size) :
560 wil_fw_handlers[i].parse_handler(
561 wil, data, size);
562
563 wil_err_fw(wil, "unknown record type: %d\n", type);
564 return -EINVAL;
565}
566
567
568
569
570
571
572
573
574
575static int wil_fw_process(struct wil6210_priv *wil, const void *data,
576 size_t size, bool load)
577{
578 int rc = 0;
579 const struct wil_fw_record_head *hdr;
580 size_t s, hdr_sz;
581
582 for (hdr = data;; hdr = (const void *)hdr + s, size -= s) {
583 if (size < sizeof(*hdr))
584 break;
585 hdr_sz = le32_to_cpu(hdr->size);
586 s = sizeof(*hdr) + hdr_sz;
587 if (s > size)
588 break;
589 if (hdr_sz % 4) {
590 wil_err_fw(wil, "unaligned record size: %zu\n",
591 hdr_sz);
592 return -EINVAL;
593 }
594 rc = wil_fw_handle_record(wil, le16_to_cpu(hdr->type),
595 &hdr[1], hdr_sz, load);
596 if (rc)
597 return rc;
598 }
599 if (size) {
600 wil_err_fw(wil, "unprocessed bytes: %zu\n", size);
601 if (size >= sizeof(*hdr)) {
602 wil_err_fw(wil, "Stop at offset %ld"
603 " record type %d [%zd bytes]\n",
604 (long)((const void *)hdr - data),
605 le16_to_cpu(hdr->type), hdr_sz);
606 }
607 return -EINVAL;
608 }
609
610 return rc;
611}
612
613
614
615
616
617
618
619
620
621
622int wil_request_firmware(struct wil6210_priv *wil, const char *name,
623 bool load)
624{
625 int rc, rc1;
626 const struct firmware *fw;
627 size_t sz;
628 const void *d;
629
630 rc = request_firmware(&fw, name, wil_to_dev(wil));
631 if (rc) {
632 wil_err_fw(wil, "Failed to load firmware %s rc %d\n", name, rc);
633 return rc;
634 }
635 wil_dbg_fw(wil, "Loading <%s>, %zu bytes\n", name, fw->size);
636
637 for (sz = fw->size, d = fw->data; sz; sz -= rc1, d += rc1) {
638 rc1 = wil_fw_verify(wil, d, sz);
639 if (rc1 < 0) {
640 rc = rc1;
641 goto out;
642 }
643 rc = wil_fw_process(wil, d, rc1, load);
644 if (rc < 0)
645 goto out;
646 }
647
648out:
649 release_firmware(fw);
650 return rc;
651}
652
653
654
655
656
657
658static int wil_brd_process(struct wil6210_priv *wil, const void *data,
659 size_t size)
660{
661 int rc = 0;
662 const struct wil_fw_record_head *hdr = data;
663 size_t s, hdr_sz;
664 u16 type;
665
666
667
668
669 if (size < sizeof(*hdr))
670 return -EINVAL;
671 s = sizeof(*hdr) + le32_to_cpu(hdr->size);
672 if (s > size)
673 return -EINVAL;
674
675
676 hdr = (const void *)hdr + s;
677 size -= s;
678 if (size < sizeof(*hdr))
679 return -EINVAL;
680 hdr_sz = le32_to_cpu(hdr->size);
681
682 if (wil->brd_file_max_size && hdr_sz > wil->brd_file_max_size)
683 return -EINVAL;
684 if (sizeof(*hdr) + hdr_sz > size)
685 return -EINVAL;
686 if (hdr_sz % 4) {
687 wil_err_fw(wil, "unaligned record size: %zu\n",
688 hdr_sz);
689 return -EINVAL;
690 }
691 type = le16_to_cpu(hdr->type);
692 if (type != wil_fw_type_data) {
693 wil_err_fw(wil, "invalid record type for board file: %d\n",
694 type);
695 return -EINVAL;
696 }
697 if (hdr_sz < sizeof(struct wil_fw_record_data)) {
698 wil_err_fw(wil, "data record too short: %zu\n", hdr_sz);
699 return -EINVAL;
700 }
701
702 wil_dbg_fw(wil, "using addr from fw file: [0x%08x]\n",
703 wil->brd_file_addr);
704
705 rc = __fw_handle_data(wil, &hdr[1], hdr_sz,
706 cpu_to_le32(wil->brd_file_addr));
707
708 return rc;
709}
710
711
712
713
714
715
716
717
718
719
720
721int wil_request_board(struct wil6210_priv *wil, const char *name)
722{
723 int rc, dlen;
724 const struct firmware *brd;
725
726 rc = request_firmware(&brd, name, wil_to_dev(wil));
727 if (rc) {
728 wil_err_fw(wil, "Failed to load brd %s\n", name);
729 return rc;
730 }
731 wil_dbg_fw(wil, "Loading <%s>, %zu bytes\n", name, brd->size);
732
733
734 dlen = wil_fw_verify(wil, brd->data, brd->size);
735 if (dlen < 0) {
736 rc = dlen;
737 goto out;
738 }
739
740 rc = wil_brd_process(wil, brd->data, dlen);
741
742out:
743 release_firmware(brd);
744 return rc;
745}
746
747
748
749
750
751
752
753
754
755bool wil_fw_verify_file_exists(struct wil6210_priv *wil, const char *name)
756{
757 const struct firmware *fw;
758 int rc;
759
760 rc = request_firmware(&fw, name, wil_to_dev(wil));
761 if (!rc)
762 release_firmware(fw);
763 else
764 wil_dbg_fw(wil, "<%s> not available: %d\n", name, rc);
765 return !rc;
766}
767