1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18#include <linux/moduleparam.h>
19#include <linux/if_arp.h>
20#include <linux/etherdevice.h>
21#include <linux/rtnetlink.h>
22
23#include "wil6210.h"
24#include "txrx.h"
25#include "txrx_edma.h"
26#include "wmi.h"
27#include "boot_loader.h"
28
29#define WAIT_FOR_HALP_VOTE_MS 100
30#define WAIT_FOR_SCAN_ABORT_MS 1000
31#define WIL_DEFAULT_NUM_RX_STATUS_RINGS 1
32#define WIL_BOARD_FILE_MAX_NAMELEN 128
33
34bool debug_fw;
35module_param(debug_fw, bool, 0444);
36MODULE_PARM_DESC(debug_fw, " do not perform card reset. For FW debug");
37
38static u8 oob_mode;
39module_param(oob_mode, byte, 0444);
40MODULE_PARM_DESC(oob_mode,
41 " enable out of the box (OOB) mode in FW, for diagnostics and certification");
42
43bool no_fw_recovery;
44module_param(no_fw_recovery, bool, 0644);
45MODULE_PARM_DESC(no_fw_recovery, " disable automatic FW error recovery");
46
47
48
49
50unsigned short rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_INIT;
51module_param(rx_ring_overflow_thrsh, ushort, 0444);
52MODULE_PARM_DESC(rx_ring_overflow_thrsh,
53 " RX ring overflow threshold in descriptors.");
54
55
56
57
58unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD;
59static int mtu_max_set(const char *val, const struct kernel_param *kp)
60{
61 int ret;
62
63
64
65
66 ret = param_set_uint(val, kp);
67 if (ret)
68 return ret;
69
70 if (mtu_max < 68 || mtu_max > WIL_MAX_ETH_MTU)
71 ret = -EINVAL;
72
73 return ret;
74}
75
76static const struct kernel_param_ops mtu_max_ops = {
77 .set = mtu_max_set,
78 .get = param_get_uint,
79};
80
81module_param_cb(mtu_max, &mtu_max_ops, &mtu_max, 0444);
82MODULE_PARM_DESC(mtu_max, " Max MTU value.");
83
84static uint rx_ring_order;
85static uint tx_ring_order = WIL_TX_RING_SIZE_ORDER_DEFAULT;
86static uint bcast_ring_order = WIL_BCAST_RING_SIZE_ORDER_DEFAULT;
87
88static int ring_order_set(const char *val, const struct kernel_param *kp)
89{
90 int ret;
91 uint x;
92
93 ret = kstrtouint(val, 0, &x);
94 if (ret)
95 return ret;
96
97 if ((x < WIL_RING_SIZE_ORDER_MIN) || (x > WIL_RING_SIZE_ORDER_MAX))
98 return -EINVAL;
99
100 *((uint *)kp->arg) = x;
101
102 return 0;
103}
104
105static const struct kernel_param_ops ring_order_ops = {
106 .set = ring_order_set,
107 .get = param_get_uint,
108};
109
110module_param_cb(rx_ring_order, &ring_order_ops, &rx_ring_order, 0444);
111MODULE_PARM_DESC(rx_ring_order, " Rx ring order; size = 1 << order");
112module_param_cb(tx_ring_order, &ring_order_ops, &tx_ring_order, 0444);
113MODULE_PARM_DESC(tx_ring_order, " Tx ring order; size = 1 << order");
114module_param_cb(bcast_ring_order, &ring_order_ops, &bcast_ring_order, 0444);
115MODULE_PARM_DESC(bcast_ring_order, " Bcast ring order; size = 1 << order");
116
117enum {
118 WIL_BOOT_ERR,
119 WIL_BOOT_VANILLA,
120 WIL_BOOT_PRODUCTION,
121 WIL_BOOT_DEVELOPMENT,
122};
123
124enum {
125 WIL_SIG_STATUS_VANILLA = 0x0,
126 WIL_SIG_STATUS_DEVELOPMENT = 0x1,
127 WIL_SIG_STATUS_PRODUCTION = 0x2,
128 WIL_SIG_STATUS_CORRUPTED_PRODUCTION = 0x3,
129};
130
131#define RST_DELAY (20)
132#define RST_COUNT (1 + 1000/RST_DELAY)
133
134#define PMU_READY_DELAY_MS (4)
135
136#define OTP_HW_DELAY (200)
137
138#define OTP_HW_COUNT (1 + 2000 / OTP_HW_DELAY)
139
140
141
142
143
144
145
146
147
148
149
150
151
152void wil_memcpy_fromio_32(void *dst, const volatile void __iomem *src,
153 size_t count)
154{
155 u32 *d = dst;
156 const volatile u32 __iomem *s = src;
157
158 for (; count >= 4; count -= 4)
159 *d++ = __raw_readl(s++);
160
161 if (unlikely(count)) {
162
163 u32 tmp = __raw_readl(s);
164
165 memcpy(d, &tmp, count);
166 }
167}
168
169void wil_memcpy_toio_32(volatile void __iomem *dst, const void *src,
170 size_t count)
171{
172 volatile u32 __iomem *d = dst;
173 const u32 *s = src;
174
175 for (; count >= 4; count -= 4)
176 __raw_writel(*s++, d++);
177
178 if (unlikely(count)) {
179
180 u32 tmp = 0;
181
182 memcpy(&tmp, s, count);
183 __raw_writel(tmp, d);
184 }
185}
186
187
188
189
190int wil_mem_access_lock(struct wil6210_priv *wil)
191{
192 if (!down_read_trylock(&wil->mem_lock))
193 return -EBUSY;
194
195 if (test_bit(wil_status_suspending, wil->status) ||
196 test_bit(wil_status_suspended, wil->status)) {
197 up_read(&wil->mem_lock);
198 return -EBUSY;
199 }
200
201 return 0;
202}
203
204void wil_mem_access_unlock(struct wil6210_priv *wil)
205{
206 up_read(&wil->mem_lock);
207}
208
209static void wil_ring_fini_tx(struct wil6210_priv *wil, int id)
210{
211 struct wil_ring *ring = &wil->ring_tx[id];
212 struct wil_ring_tx_data *txdata = &wil->ring_tx_data[id];
213
214 lockdep_assert_held(&wil->mutex);
215
216 if (!ring->va)
217 return;
218
219 wil_dbg_misc(wil, "vring_fini_tx: id=%d\n", id);
220
221 spin_lock_bh(&txdata->lock);
222 txdata->dot1x_open = false;
223 txdata->mid = U8_MAX;
224 txdata->enabled = 0;
225 spin_unlock_bh(&txdata->lock);
226
227
228
229
230
231
232 wmb();
233
234 if (test_bit(wil_status_napi_en, wil->status))
235 napi_synchronize(&wil->napi_tx);
236
237 wil->txrx_ops.ring_fini_tx(wil, ring);
238}
239
240static bool wil_vif_is_connected(struct wil6210_priv *wil, u8 mid)
241{
242 int i;
243
244 for (i = 0; i < wil->max_assoc_sta; i++) {
245 if (wil->sta[i].mid == mid &&
246 wil->sta[i].status == wil_sta_connected)
247 return true;
248 }
249
250 return false;
251}
252
253static void wil_disconnect_cid_complete(struct wil6210_vif *vif, int cid,
254 u16 reason_code)
255__acquires(&sta->tid_rx_lock) __releases(&sta->tid_rx_lock)
256{
257 uint i;
258 struct wil6210_priv *wil = vif_to_wil(vif);
259 struct net_device *ndev = vif_to_ndev(vif);
260 struct wireless_dev *wdev = vif_to_wdev(vif);
261 struct wil_sta_info *sta = &wil->sta[cid];
262 int min_ring_id = wil_get_min_tx_ring_id(wil);
263
264 might_sleep();
265 wil_dbg_misc(wil,
266 "disconnect_cid_complete: CID %d, MID %d, status %d\n",
267 cid, sta->mid, sta->status);
268
269 if (sta->status != wil_sta_unused) {
270 if (vif->mid != sta->mid) {
271 wil_err(wil, "STA MID mismatch with VIF MID(%d)\n",
272 vif->mid);
273 }
274
275 switch (wdev->iftype) {
276 case NL80211_IFTYPE_AP:
277 case NL80211_IFTYPE_P2P_GO:
278
279 cfg80211_del_sta(ndev, sta->addr, GFP_KERNEL);
280 break;
281 default:
282 break;
283 }
284 sta->status = wil_sta_unused;
285 sta->mid = U8_MAX;
286 }
287
288 for (i = 0; i < WIL_STA_TID_NUM; i++) {
289 struct wil_tid_ampdu_rx *r;
290
291 spin_lock_bh(&sta->tid_rx_lock);
292
293 r = sta->tid_rx[i];
294 sta->tid_rx[i] = NULL;
295 wil_tid_ampdu_rx_free(wil, r);
296
297 spin_unlock_bh(&sta->tid_rx_lock);
298 }
299
300 memset(sta->tid_crypto_rx, 0, sizeof(sta->tid_crypto_rx));
301 memset(&sta->group_crypto_rx, 0, sizeof(sta->group_crypto_rx));
302
303 for (i = min_ring_id; i < ARRAY_SIZE(wil->ring_tx); i++) {
304 if (wil->ring2cid_tid[i][0] == cid)
305 wil_ring_fini_tx(wil, i);
306 }
307
308 memset(&sta->stats, 0, sizeof(sta->stats));
309 sta->stats.tx_latency_min_us = U32_MAX;
310}
311
312static void _wil6210_disconnect_complete(struct wil6210_vif *vif,
313 const u8 *bssid, u16 reason_code)
314{
315 struct wil6210_priv *wil = vif_to_wil(vif);
316 int cid = -ENOENT;
317 struct net_device *ndev;
318 struct wireless_dev *wdev;
319
320 ndev = vif_to_ndev(vif);
321 wdev = vif_to_wdev(vif);
322
323 might_sleep();
324 wil_info(wil, "disconnect_complete: bssid=%pM, reason=%d\n",
325 bssid, reason_code);
326
327
328
329
330
331
332
333
334
335
336
337 if (bssid && !is_broadcast_ether_addr(bssid) &&
338 !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) {
339 cid = wil_find_cid(wil, vif->mid, bssid);
340 wil_dbg_misc(wil,
341 "Disconnect complete %pM, CID=%d, reason=%d\n",
342 bssid, cid, reason_code);
343 if (wil_cid_valid(wil, cid))
344 wil_disconnect_cid_complete(vif, cid, reason_code);
345 } else {
346 wil_dbg_misc(wil, "Disconnect complete all\n");
347 for (cid = 0; cid < wil->max_assoc_sta; cid++)
348 wil_disconnect_cid_complete(vif, cid, reason_code);
349 }
350
351
352 switch (wdev->iftype) {
353 case NL80211_IFTYPE_STATION:
354 case NL80211_IFTYPE_P2P_CLIENT:
355 wil_bcast_fini(vif);
356 wil_update_net_queues_bh(wil, vif, NULL, true);
357 netif_carrier_off(ndev);
358 if (!wil_has_other_active_ifaces(wil, ndev, false, true))
359 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
360
361 if (test_and_clear_bit(wil_vif_fwconnected, vif->status)) {
362 atomic_dec(&wil->connected_vifs);
363 cfg80211_disconnected(ndev, reason_code,
364 NULL, 0,
365 vif->locally_generated_disc,
366 GFP_KERNEL);
367 vif->locally_generated_disc = false;
368 } else if (test_bit(wil_vif_fwconnecting, vif->status)) {
369 cfg80211_connect_result(ndev, bssid, NULL, 0, NULL, 0,
370 WLAN_STATUS_UNSPECIFIED_FAILURE,
371 GFP_KERNEL);
372 vif->bss = NULL;
373 }
374 clear_bit(wil_vif_fwconnecting, vif->status);
375 clear_bit(wil_vif_ft_roam, vif->status);
376
377 break;
378 case NL80211_IFTYPE_AP:
379 case NL80211_IFTYPE_P2P_GO:
380 if (!wil_vif_is_connected(wil, vif->mid)) {
381 wil_update_net_queues_bh(wil, vif, NULL, true);
382 if (test_and_clear_bit(wil_vif_fwconnected,
383 vif->status))
384 atomic_dec(&wil->connected_vifs);
385 } else {
386 wil_update_net_queues_bh(wil, vif, NULL, false);
387 }
388 break;
389 default:
390 break;
391 }
392}
393
394static int wil_disconnect_cid(struct wil6210_vif *vif, int cid,
395 u16 reason_code)
396{
397 struct wil6210_priv *wil = vif_to_wil(vif);
398 struct wireless_dev *wdev = vif_to_wdev(vif);
399 struct wil_sta_info *sta = &wil->sta[cid];
400 bool del_sta = false;
401
402 might_sleep();
403 wil_dbg_misc(wil, "disconnect_cid: CID %d, MID %d, status %d\n",
404 cid, sta->mid, sta->status);
405
406 if (sta->status == wil_sta_unused)
407 return 0;
408
409 if (vif->mid != sta->mid) {
410 wil_err(wil, "STA MID mismatch with VIF MID(%d)\n", vif->mid);
411 return -EINVAL;
412 }
413
414
415 if (wdev->iftype == NL80211_IFTYPE_AP && disable_ap_sme)
416 del_sta = true;
417
418
419
420
421 return wmi_disconnect_sta(vif, sta->addr, reason_code, del_sta);
422}
423
424static void _wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
425 u16 reason_code)
426{
427 struct wil6210_priv *wil;
428 struct net_device *ndev;
429 int cid = -ENOENT;
430
431 if (unlikely(!vif))
432 return;
433
434 wil = vif_to_wil(vif);
435 ndev = vif_to_ndev(vif);
436
437 might_sleep();
438 wil_info(wil, "disconnect bssid=%pM, reason=%d\n", bssid, reason_code);
439
440
441
442
443
444
445
446
447
448
449
450 if (bssid && !is_broadcast_ether_addr(bssid) &&
451 !ether_addr_equal_unaligned(ndev->dev_addr, bssid)) {
452 cid = wil_find_cid(wil, vif->mid, bssid);
453 wil_dbg_misc(wil, "Disconnect %pM, CID=%d, reason=%d\n",
454 bssid, cid, reason_code);
455 if (wil_cid_valid(wil, cid))
456 wil_disconnect_cid(vif, cid, reason_code);
457 } else {
458 wil_dbg_misc(wil, "Disconnect all\n");
459 for (cid = 0; cid < wil->max_assoc_sta; cid++)
460 wil_disconnect_cid(vif, cid, reason_code);
461 }
462
463
464
465
466
467 _wil6210_disconnect_complete(vif, bssid, reason_code);
468}
469
470void wil_disconnect_worker(struct work_struct *work)
471{
472 struct wil6210_vif *vif = container_of(work,
473 struct wil6210_vif, disconnect_worker);
474 struct wil6210_priv *wil = vif_to_wil(vif);
475 struct net_device *ndev = vif_to_ndev(vif);
476 int rc;
477 struct {
478 struct wmi_cmd_hdr wmi;
479 struct wmi_disconnect_event evt;
480 } __packed reply;
481
482 if (test_bit(wil_vif_fwconnected, vif->status))
483
484 return;
485
486 if (!test_bit(wil_vif_fwconnecting, vif->status))
487
488 return;
489
490 memset(&reply, 0, sizeof(reply));
491
492 rc = wmi_call(wil, WMI_DISCONNECT_CMDID, vif->mid, NULL, 0,
493 WMI_DISCONNECT_EVENTID, &reply, sizeof(reply),
494 WIL6210_DISCONNECT_TO_MS);
495 if (rc) {
496 wil_err(wil, "disconnect error %d\n", rc);
497 return;
498 }
499
500 wil_update_net_queues_bh(wil, vif, NULL, true);
501 netif_carrier_off(ndev);
502 cfg80211_connect_result(ndev, NULL, NULL, 0, NULL, 0,
503 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_KERNEL);
504 clear_bit(wil_vif_fwconnecting, vif->status);
505}
506
507static int wil_wait_for_recovery(struct wil6210_priv *wil)
508{
509 if (wait_event_interruptible(wil->wq, wil->recovery_state !=
510 fw_recovery_pending)) {
511 wil_err(wil, "Interrupt, canceling recovery\n");
512 return -ERESTARTSYS;
513 }
514 if (wil->recovery_state != fw_recovery_running) {
515 wil_info(wil, "Recovery cancelled\n");
516 return -EINTR;
517 }
518 wil_info(wil, "Proceed with recovery\n");
519 return 0;
520}
521
522void wil_set_recovery_state(struct wil6210_priv *wil, int state)
523{
524 wil_dbg_misc(wil, "set_recovery_state: %d -> %d\n",
525 wil->recovery_state, state);
526
527 wil->recovery_state = state;
528 wake_up_interruptible(&wil->wq);
529}
530
531bool wil_is_recovery_blocked(struct wil6210_priv *wil)
532{
533 return no_fw_recovery && (wil->recovery_state == fw_recovery_pending);
534}
535
536static void wil_fw_error_worker(struct work_struct *work)
537{
538 struct wil6210_priv *wil = container_of(work, struct wil6210_priv,
539 fw_error_worker);
540 struct net_device *ndev = wil->main_ndev;
541 struct wireless_dev *wdev;
542
543 wil_dbg_misc(wil, "fw error worker\n");
544
545 if (!ndev || !(ndev->flags & IFF_UP)) {
546 wil_info(wil, "No recovery - interface is down\n");
547 return;
548 }
549 wdev = ndev->ieee80211_ptr;
550
551
552
553
554 if (time_is_after_jiffies(wil->last_fw_recovery +
555 WIL6210_FW_RECOVERY_TO))
556 wil->recovery_count++;
557 else
558 wil->recovery_count = 1;
559
560 if (wil->recovery_count > WIL6210_FW_RECOVERY_RETRIES) {
561 wil_err(wil, "too many recovery attempts (%d), giving up\n",
562 wil->recovery_count);
563 return;
564 }
565
566 wil->last_fw_recovery = jiffies;
567
568 wil_info(wil, "fw error recovery requested (try %d)...\n",
569 wil->recovery_count);
570 if (!no_fw_recovery)
571 wil->recovery_state = fw_recovery_running;
572 if (wil_wait_for_recovery(wil) != 0)
573 return;
574
575 rtnl_lock();
576 mutex_lock(&wil->mutex);
577
578
579
580
581 switch (wdev->iftype) {
582 case NL80211_IFTYPE_STATION:
583 case NL80211_IFTYPE_P2P_CLIENT:
584 case NL80211_IFTYPE_MONITOR:
585
586 __wil_down(wil);
587 __wil_up(wil);
588 break;
589 case NL80211_IFTYPE_AP:
590 case NL80211_IFTYPE_P2P_GO:
591 if (no_fw_recovery)
592 break;
593
594 __wil_down(wil);
595 __wil_up(wil);
596 mutex_unlock(&wil->mutex);
597 wil_cfg80211_ap_recovery(wil);
598 mutex_lock(&wil->mutex);
599 wil_info(wil, "... completed\n");
600 break;
601 default:
602 wil_err(wil, "No recovery - unknown interface type %d\n",
603 wdev->iftype);
604 break;
605 }
606
607 mutex_unlock(&wil->mutex);
608 rtnl_unlock();
609}
610
611static int wil_find_free_ring(struct wil6210_priv *wil)
612{
613 int i;
614 int min_ring_id = wil_get_min_tx_ring_id(wil);
615
616 for (i = min_ring_id; i < WIL6210_MAX_TX_RINGS; i++) {
617 if (!wil->ring_tx[i].va)
618 return i;
619 }
620 return -EINVAL;
621}
622
623int wil_ring_init_tx(struct wil6210_vif *vif, int cid)
624{
625 struct wil6210_priv *wil = vif_to_wil(vif);
626 int rc = -EINVAL, ringid;
627
628 if (cid < 0) {
629 wil_err(wil, "No connection pending\n");
630 goto out;
631 }
632 ringid = wil_find_free_ring(wil);
633 if (ringid < 0) {
634 wil_err(wil, "No free vring found\n");
635 goto out;
636 }
637
638 wil_dbg_wmi(wil, "Configure for connection CID %d MID %d ring %d\n",
639 cid, vif->mid, ringid);
640
641 rc = wil->txrx_ops.ring_init_tx(vif, ringid, 1 << tx_ring_order,
642 cid, 0);
643 if (rc)
644 wil_err(wil, "init TX for CID %d MID %d vring %d failed\n",
645 cid, vif->mid, ringid);
646
647out:
648 return rc;
649}
650
651int wil_bcast_init(struct wil6210_vif *vif)
652{
653 struct wil6210_priv *wil = vif_to_wil(vif);
654 int ri = vif->bcast_ring, rc;
655
656 if (ri >= 0 && wil->ring_tx[ri].va)
657 return 0;
658
659 ri = wil_find_free_ring(wil);
660 if (ri < 0)
661 return ri;
662
663 vif->bcast_ring = ri;
664 rc = wil->txrx_ops.ring_init_bcast(vif, ri, 1 << bcast_ring_order);
665 if (rc)
666 vif->bcast_ring = -1;
667
668 return rc;
669}
670
671void wil_bcast_fini(struct wil6210_vif *vif)
672{
673 struct wil6210_priv *wil = vif_to_wil(vif);
674 int ri = vif->bcast_ring;
675
676 if (ri < 0)
677 return;
678
679 vif->bcast_ring = -1;
680 wil_ring_fini_tx(wil, ri);
681}
682
683void wil_bcast_fini_all(struct wil6210_priv *wil)
684{
685 int i;
686 struct wil6210_vif *vif;
687
688 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
689 vif = wil->vifs[i];
690 if (vif)
691 wil_bcast_fini(vif);
692 }
693}
694
695int wil_priv_init(struct wil6210_priv *wil)
696{
697 uint i;
698
699 wil_dbg_misc(wil, "priv_init\n");
700
701 memset(wil->sta, 0, sizeof(wil->sta));
702 for (i = 0; i < WIL6210_MAX_CID; i++) {
703 spin_lock_init(&wil->sta[i].tid_rx_lock);
704 wil->sta[i].mid = U8_MAX;
705 }
706
707 for (i = 0; i < WIL6210_MAX_TX_RINGS; i++) {
708 spin_lock_init(&wil->ring_tx_data[i].lock);
709 wil->ring2cid_tid[i][0] = WIL6210_MAX_CID;
710 }
711
712 mutex_init(&wil->mutex);
713 mutex_init(&wil->vif_mutex);
714 mutex_init(&wil->wmi_mutex);
715 mutex_init(&wil->halp.lock);
716
717 init_completion(&wil->wmi_ready);
718 init_completion(&wil->wmi_call);
719 init_completion(&wil->halp.comp);
720
721 INIT_WORK(&wil->wmi_event_worker, wmi_event_worker);
722 INIT_WORK(&wil->fw_error_worker, wil_fw_error_worker);
723
724 INIT_LIST_HEAD(&wil->pending_wmi_ev);
725 spin_lock_init(&wil->wmi_ev_lock);
726 spin_lock_init(&wil->net_queue_lock);
727 init_waitqueue_head(&wil->wq);
728 init_rwsem(&wil->mem_lock);
729
730 wil->wmi_wq = create_singlethread_workqueue(WIL_NAME "_wmi");
731 if (!wil->wmi_wq)
732 return -EAGAIN;
733
734 wil->wq_service = create_singlethread_workqueue(WIL_NAME "_service");
735 if (!wil->wq_service)
736 goto out_wmi_wq;
737
738 wil->last_fw_recovery = jiffies;
739 wil->tx_interframe_timeout = WIL6210_ITR_TX_INTERFRAME_TIMEOUT_DEFAULT;
740 wil->rx_interframe_timeout = WIL6210_ITR_RX_INTERFRAME_TIMEOUT_DEFAULT;
741 wil->tx_max_burst_duration = WIL6210_ITR_TX_MAX_BURST_DURATION_DEFAULT;
742 wil->rx_max_burst_duration = WIL6210_ITR_RX_MAX_BURST_DURATION_DEFAULT;
743
744 if (rx_ring_overflow_thrsh == WIL6210_RX_HIGH_TRSH_INIT)
745 rx_ring_overflow_thrsh = WIL6210_RX_HIGH_TRSH_DEFAULT;
746
747 wil->ps_profile = WMI_PS_PROFILE_TYPE_DEFAULT;
748
749 wil->wakeup_trigger = WMI_WAKEUP_TRIGGER_UCAST |
750 WMI_WAKEUP_TRIGGER_BCAST;
751 memset(&wil->suspend_stats, 0, sizeof(wil->suspend_stats));
752 wil->ring_idle_trsh = 16;
753
754 wil->reply_mid = U8_MAX;
755 wil->max_vifs = 1;
756 wil->max_assoc_sta = max_assoc_sta;
757
758
759 wil->num_rx_status_rings = WIL_DEFAULT_NUM_RX_STATUS_RINGS;
760 wil->tx_status_ring_order = WIL_TX_SRING_SIZE_ORDER_DEFAULT;
761
762
763
764
765
766 wil->rx_status_ring_order = WIL_RX_SRING_SIZE_ORDER_DEFAULT;
767
768
769
770
771 wil->rx_buff_id_count = WIL_RX_BUFF_ARR_SIZE_DEFAULT;
772
773 wil->amsdu_en = 1;
774
775 return 0;
776
777out_wmi_wq:
778 destroy_workqueue(wil->wmi_wq);
779
780 return -EAGAIN;
781}
782
783void wil6210_bus_request(struct wil6210_priv *wil, u32 kbps)
784{
785 if (wil->platform_ops.bus_request) {
786 wil->bus_request_kbps = kbps;
787 wil->platform_ops.bus_request(wil->platform_handle, kbps);
788 }
789}
790
791
792
793
794
795
796
797
798
799
800
801
802void wil6210_disconnect(struct wil6210_vif *vif, const u8 *bssid,
803 u16 reason_code)
804{
805 struct wil6210_priv *wil = vif_to_wil(vif);
806
807 wil_dbg_misc(wil, "disconnecting\n");
808
809 del_timer_sync(&vif->connect_timer);
810 _wil6210_disconnect(vif, bssid, reason_code);
811}
812
813
814
815
816
817
818
819
820
821
822void wil6210_disconnect_complete(struct wil6210_vif *vif, const u8 *bssid,
823 u16 reason_code)
824{
825 struct wil6210_priv *wil = vif_to_wil(vif);
826
827 wil_dbg_misc(wil, "got disconnect\n");
828
829 del_timer_sync(&vif->connect_timer);
830 _wil6210_disconnect_complete(vif, bssid, reason_code);
831}
832
833void wil_priv_deinit(struct wil6210_priv *wil)
834{
835 wil_dbg_misc(wil, "priv_deinit\n");
836
837 wil_set_recovery_state(wil, fw_recovery_idle);
838 cancel_work_sync(&wil->fw_error_worker);
839 wmi_event_flush(wil);
840 destroy_workqueue(wil->wq_service);
841 destroy_workqueue(wil->wmi_wq);
842 kfree(wil->brd_info);
843}
844
845static void wil_shutdown_bl(struct wil6210_priv *wil)
846{
847 u32 val;
848
849 wil_s(wil, RGF_USER_BL +
850 offsetof(struct bl_dedicated_registers_v1,
851 bl_shutdown_handshake), BL_SHUTDOWN_HS_GRTD);
852
853 usleep_range(100, 150);
854
855 val = wil_r(wil, RGF_USER_BL +
856 offsetof(struct bl_dedicated_registers_v1,
857 bl_shutdown_handshake));
858 if (val & BL_SHUTDOWN_HS_RTD) {
859 wil_dbg_misc(wil, "BL is ready for halt\n");
860 return;
861 }
862
863 wil_err(wil, "BL did not report ready for halt\n");
864}
865
866
867static inline u32 ARC_me_imm32(u32 d)
868{
869 return ((d & 0xffff0000) >> 16) | ((d & 0x0000ffff) << 16);
870}
871
872
873#define ARC_IRQ_VECTOR_OFFSET(N) ((N) * 8)
874
875#define ARC_JAL_INST (0x20200f80)
876
877static void wil_freeze_bl(struct wil6210_priv *wil)
878{
879 u32 jal, upc, saved;
880 u32 ivt3 = ARC_IRQ_VECTOR_OFFSET(3);
881
882 jal = wil_r(wil, wil->iccm_base + ivt3);
883 if (jal != ARC_me_imm32(ARC_JAL_INST)) {
884 wil_dbg_misc(wil, "invalid IVT entry found, skipping\n");
885 return;
886 }
887
888
889
890
891 saved = wil_r(wil, RGF_USER_USAGE_8);
892 wil_w(wil, RGF_USER_USAGE_8, saved | BIT_USER_PREVENT_DEEP_SLEEP);
893 usleep_range(20, 25);
894
895
896 wil_w(wil, wil->iccm_base + ivt3 + 4, ARC_me_imm32(ivt3));
897 usleep_range(20, 25);
898
899
900 upc = wil_r(wil, RGF_USER_CPU_PC);
901 if (upc < ivt3 || (upc > (ivt3 + 8)))
902 wil_dbg_misc(wil, "BL freeze failed, PC=0x%08X\n", upc);
903
904 wil_w(wil, RGF_USER_USAGE_8, saved);
905}
906
907static void wil_bl_prepare_halt(struct wil6210_priv *wil)
908{
909 u32 tmp, ver;
910
911
912
913
914
915
916
917
918 tmp = wil_r(wil, RGF_USER_BL +
919 offsetof(struct bl_dedicated_registers_v0,
920 boot_loader_struct_version));
921 if (!tmp) {
922 wil_dbg_misc(wil, "old BL, skipping halt preparation\n");
923 return;
924 }
925
926 tmp = wil_r(wil, RGF_USER_BL +
927 offsetof(struct bl_dedicated_registers_v1,
928 bl_shutdown_handshake));
929 ver = BL_SHUTDOWN_HS_PROT_VER(tmp);
930
931 if (ver > 0)
932 wil_shutdown_bl(wil);
933 else
934 wil_freeze_bl(wil);
935}
936
937static inline void wil_halt_cpu(struct wil6210_priv *wil)
938{
939 if (wil->hw_version >= HW_VER_TALYN_MB) {
940 wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB,
941 BIT_USER_USER_CPU_MAN_RST);
942 wil_w(wil, RGF_USER_MAC_CPU_0_TALYN_MB,
943 BIT_USER_MAC_CPU_MAN_RST);
944 } else {
945 wil_w(wil, RGF_USER_USER_CPU_0, BIT_USER_USER_CPU_MAN_RST);
946 wil_w(wil, RGF_USER_MAC_CPU_0, BIT_USER_MAC_CPU_MAN_RST);
947 }
948}
949
950static inline void wil_release_cpu(struct wil6210_priv *wil)
951{
952
953 if (wil->hw_version >= HW_VER_TALYN_MB)
954 wil_w(wil, RGF_USER_USER_CPU_0_TALYN_MB, 1);
955 else
956 wil_w(wil, RGF_USER_USER_CPU_0, 1);
957}
958
959static void wil_set_oob_mode(struct wil6210_priv *wil, u8 mode)
960{
961 wil_info(wil, "oob_mode to %d\n", mode);
962 switch (mode) {
963 case 0:
964 wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE |
965 BIT_USER_OOB_R2_MODE);
966 break;
967 case 1:
968 wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE);
969 wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE);
970 break;
971 case 2:
972 wil_c(wil, RGF_USER_USAGE_6, BIT_USER_OOB_MODE);
973 wil_s(wil, RGF_USER_USAGE_6, BIT_USER_OOB_R2_MODE);
974 break;
975 default:
976 wil_err(wil, "invalid oob_mode: %d\n", mode);
977 }
978}
979
980static int wil_wait_device_ready(struct wil6210_priv *wil, int no_flash)
981{
982 int delay = 0;
983 u32 x, x1 = 0;
984
985
986 if (no_flash) {
987 msleep(PMU_READY_DELAY_MS);
988
989 wil_dbg_misc(wil, "Reset completed\n");
990 } else {
991 do {
992 msleep(RST_DELAY);
993 x = wil_r(wil, RGF_USER_BL +
994 offsetof(struct bl_dedicated_registers_v0,
995 boot_loader_ready));
996 if (x1 != x) {
997 wil_dbg_misc(wil, "BL.ready 0x%08x => 0x%08x\n",
998 x1, x);
999 x1 = x;
1000 }
1001 if (delay++ > RST_COUNT) {
1002 wil_err(wil, "Reset not completed, bl.ready 0x%08x\n",
1003 x);
1004 return -ETIME;
1005 }
1006 } while (x != BL_READY);
1007
1008 wil_dbg_misc(wil, "Reset completed in %d ms\n",
1009 delay * RST_DELAY);
1010 }
1011
1012 return 0;
1013}
1014
1015static int wil_wait_device_ready_talyn_mb(struct wil6210_priv *wil)
1016{
1017 u32 otp_hw;
1018 u8 signature_status;
1019 bool otp_signature_err;
1020 bool hw_section_done;
1021 u32 otp_qc_secured;
1022 int delay = 0;
1023
1024
1025 usleep_range(2000, 2200);
1026
1027 wil->boot_config = WIL_BOOT_ERR;
1028
1029
1030
1031
1032
1033
1034
1035 do {
1036 otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1);
1037 signature_status = WIL_GET_BITS(otp_hw, 8, 9);
1038 otp_signature_err = otp_hw & BIT_OTP_SIGNATURE_ERR_TALYN_MB;
1039
1040 if (otp_signature_err &&
1041 signature_status == WIL_SIG_STATUS_VANILLA) {
1042 wil->boot_config = WIL_BOOT_VANILLA;
1043 break;
1044 }
1045 if (otp_signature_err &&
1046 signature_status == WIL_SIG_STATUS_DEVELOPMENT) {
1047 wil->boot_config = WIL_BOOT_DEVELOPMENT;
1048 break;
1049 }
1050 if (!otp_signature_err &&
1051 signature_status == WIL_SIG_STATUS_PRODUCTION) {
1052 wil->boot_config = WIL_BOOT_PRODUCTION;
1053 break;
1054 }
1055 if (!otp_signature_err &&
1056 signature_status ==
1057 WIL_SIG_STATUS_CORRUPTED_PRODUCTION) {
1058
1059
1060
1061
1062
1063 wil->boot_config = WIL_BOOT_PRODUCTION;
1064 break;
1065 }
1066 if (delay++ > OTP_HW_COUNT)
1067 break;
1068
1069 usleep_range(OTP_HW_DELAY, OTP_HW_DELAY + 10);
1070 } while (!otp_signature_err && signature_status == 0);
1071
1072 if (wil->boot_config == WIL_BOOT_ERR) {
1073 wil_err(wil,
1074 "invalid boot config, signature_status %d otp_signature_err %d\n",
1075 signature_status, otp_signature_err);
1076 return -ETIME;
1077 }
1078
1079 wil_dbg_misc(wil,
1080 "signature test done in %d usec, otp_hw 0x%x, boot_config %d\n",
1081 delay * OTP_HW_DELAY, otp_hw, wil->boot_config);
1082
1083 if (wil->boot_config == WIL_BOOT_VANILLA)
1084
1085 goto out;
1086
1087 hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB;
1088 delay = 0;
1089
1090 while (!hw_section_done) {
1091 msleep(RST_DELAY);
1092
1093 otp_hw = wil_r(wil, RGF_USER_OTP_HW_RD_MACHINE_1);
1094 hw_section_done = otp_hw & BIT_OTP_HW_SECTION_DONE_TALYN_MB;
1095
1096 if (delay++ > RST_COUNT) {
1097 wil_err(wil, "TO waiting for hw_section_done\n");
1098 return -ETIME;
1099 }
1100 }
1101
1102 wil_dbg_misc(wil, "HW section done in %d ms\n", delay * RST_DELAY);
1103
1104 otp_qc_secured = wil_r(wil, RGF_OTP_QC_SECURED);
1105 wil->secured_boot = otp_qc_secured & BIT_BOOT_FROM_ROM ? 1 : 0;
1106 wil_dbg_misc(wil, "secured boot is %sabled\n",
1107 wil->secured_boot ? "en" : "dis");
1108
1109out:
1110 wil_dbg_misc(wil, "Reset completed\n");
1111
1112 return 0;
1113}
1114
1115static int wil_target_reset(struct wil6210_priv *wil, int no_flash)
1116{
1117 u32 x;
1118 int rc;
1119
1120 wil_dbg_misc(wil, "Resetting \"%s\"...\n", wil->hw_name);
1121
1122 if (wil->hw_version < HW_VER_TALYN) {
1123
1124 wil_s(wil, RGF_HP_CTRL, BIT(15));
1125 wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0,
1126 BIT_HPAL_PERST_FROM_PAD);
1127 wil_s(wil, RGF_USER_CLKS_CTL_SW_RST_MASK_0, BIT_CAR_PERST_RST);
1128 }
1129
1130 wil_halt_cpu(wil);
1131
1132 if (!no_flash) {
1133
1134 wil_w(wil, RGF_USER_BL +
1135 offsetof(struct bl_dedicated_registers_v0,
1136 boot_loader_ready), 0);
1137
1138 wil_w(wil, RGF_USER_BL +
1139 offsetof(struct bl_dedicated_registers_v1,
1140 bl_shutdown_handshake), 0);
1141 }
1142
1143 wil_c(wil, RGF_USER_USAGE_6, BIT(0));
1144
1145 wil_s(wil, RGF_CAF_OSC_CONTROL, BIT_CAF_OSC_XTAL_EN);
1146
1147 usleep_range(5000, 7000);
1148 x = wil_r(wil, RGF_CAF_PLL_LOCK_STATUS);
1149 if (!(x & BIT_CAF_OSC_DIG_XTAL_STABLE)) {
1150 wil_err(wil, "Xtal stabilization timeout\n"
1151 "RGF_CAF_PLL_LOCK_STATUS = 0x%08x\n", x);
1152 return -ETIME;
1153 }
1154
1155 wil_c(wil, RGF_USER_SPARROW_M_4, BIT_SPARROW_M_4_SEL_SLEEP_OR_REF);
1156
1157 wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_CAR_AHB_SW_SEL);
1158
1159 wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x3ff81f);
1160 wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0xf);
1161
1162 if (wil->hw_version >= HW_VER_TALYN_MB) {
1163 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x7e000000);
1164 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f);
1165 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0xc00000f0);
1166 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00);
1167 } else {
1168 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0xfe000000);
1169 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0x0000003f);
1170 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x000000f0);
1171 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0xffe7fe00);
1172 }
1173
1174 wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_0, 0x0);
1175 wil_w(wil, RGF_USER_CLKS_CTL_EXT_SW_RST_VEC_1, 0x0);
1176
1177 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0);
1178 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0);
1179 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_1, 0);
1180 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
1181
1182 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_3, 0x00000003);
1183
1184 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_2, 0x00008000);
1185
1186 wil_w(wil, RGF_USER_CLKS_CTL_SW_RST_VEC_0, 0);
1187
1188 if (wil->hw_version == HW_VER_TALYN_MB)
1189 rc = wil_wait_device_ready_talyn_mb(wil);
1190 else
1191 rc = wil_wait_device_ready(wil, no_flash);
1192 if (rc)
1193 return rc;
1194
1195 wil_c(wil, RGF_USER_CLKS_CTL_0, BIT_USER_CLKS_RST_PWGD);
1196
1197
1198 wil_s(wil, RGF_DMA_OFUL_NID_0, BIT_DMA_OFUL_NID_0_RX_EXT_TR_EN |
1199 BIT_DMA_OFUL_NID_0_RX_EXT_A3_SRC);
1200
1201 if (wil->hw_version < HW_VER_TALYN_MB && no_flash) {
1202
1203 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME1, 0x60001);
1204 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME2, 0x20027);
1205 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME3, 0x1);
1206 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME4, 0x20027);
1207 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME5, 0x30003);
1208 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME6, 0x20002);
1209 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME7, 0x60001);
1210 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME8, 0x60001);
1211 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME9, 0x60001);
1212 wil_w(wil, RGF_USER_XPM_IFC_RD_TIME10, 0x60001);
1213 wil_w(wil, RGF_USER_XPM_RD_DOUT_SAMPLE_TIME, 0x57);
1214 }
1215
1216 return 0;
1217}
1218
1219static void wil_collect_fw_info(struct wil6210_priv *wil)
1220{
1221 struct wiphy *wiphy = wil_to_wiphy(wil);
1222 u8 retry_short;
1223 int rc;
1224
1225 wil_refresh_fw_capabilities(wil);
1226
1227 rc = wmi_get_mgmt_retry(wil, &retry_short);
1228 if (!rc) {
1229 wiphy->retry_short = retry_short;
1230 wil_dbg_misc(wil, "FW retry_short: %d\n", retry_short);
1231 }
1232}
1233
1234void wil_refresh_fw_capabilities(struct wil6210_priv *wil)
1235{
1236 struct wiphy *wiphy = wil_to_wiphy(wil);
1237 int features;
1238
1239 wil->keep_radio_on_during_sleep =
1240 test_bit(WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND,
1241 wil->platform_capa) &&
1242 test_bit(WMI_FW_CAPABILITY_D3_SUSPEND, wil->fw_capabilities);
1243
1244 wil_info(wil, "keep_radio_on_during_sleep (%d)\n",
1245 wil->keep_radio_on_during_sleep);
1246
1247 if (test_bit(WMI_FW_CAPABILITY_RSSI_REPORTING, wil->fw_capabilities))
1248 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
1249 else
1250 wiphy->signal_type = CFG80211_SIGNAL_TYPE_UNSPEC;
1251
1252 if (test_bit(WMI_FW_CAPABILITY_PNO, wil->fw_capabilities)) {
1253 wiphy->max_sched_scan_reqs = 1;
1254 wiphy->max_sched_scan_ssids = WMI_MAX_PNO_SSID_NUM;
1255 wiphy->max_match_sets = WMI_MAX_PNO_SSID_NUM;
1256 wiphy->max_sched_scan_ie_len = WMI_MAX_IE_LEN;
1257 wiphy->max_sched_scan_plans = WMI_MAX_PLANS_NUM;
1258 }
1259
1260 if (test_bit(WMI_FW_CAPABILITY_TX_REQ_EXT, wil->fw_capabilities))
1261 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX;
1262
1263 if (wil->platform_ops.set_features) {
1264 features = (test_bit(WMI_FW_CAPABILITY_REF_CLOCK_CONTROL,
1265 wil->fw_capabilities) &&
1266 test_bit(WIL_PLATFORM_CAPA_EXT_CLK,
1267 wil->platform_capa)) ?
1268 BIT(WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL) : 0;
1269
1270 if (wil->n_msi == 3)
1271 features |= BIT(WIL_PLATFORM_FEATURE_TRIPLE_MSI);
1272
1273 wil->platform_ops.set_features(wil->platform_handle, features);
1274 }
1275
1276 if (test_bit(WMI_FW_CAPABILITY_BACK_WIN_SIZE_64,
1277 wil->fw_capabilities)) {
1278 wil->max_agg_wsize = WIL_MAX_AGG_WSIZE_64;
1279 wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE_128;
1280 } else {
1281 wil->max_agg_wsize = WIL_MAX_AGG_WSIZE;
1282 wil->max_ampdu_size = WIL_MAX_AMPDU_SIZE;
1283 }
1284
1285 update_supported_bands(wil);
1286}
1287
1288void wil_mbox_ring_le2cpus(struct wil6210_mbox_ring *r)
1289{
1290 le32_to_cpus(&r->base);
1291 le16_to_cpus(&r->entry_size);
1292 le16_to_cpus(&r->size);
1293 le32_to_cpus(&r->tail);
1294 le32_to_cpus(&r->head);
1295}
1296
1297
1298void wil_get_board_file(struct wil6210_priv *wil, char *buf, size_t len)
1299{
1300 const char *board_file;
1301 const char *wil_talyn_fw_name = ftm_mode ? WIL_FW_NAME_FTM_TALYN :
1302 WIL_FW_NAME_TALYN;
1303
1304 if (wil->board_file) {
1305 board_file = wil->board_file;
1306 } else {
1307
1308
1309
1310 if (strcmp(wil->wil_fw_name, wil_talyn_fw_name) == 0)
1311 board_file = WIL_BRD_NAME_TALYN;
1312 else
1313 board_file = WIL_BOARD_FILE_NAME;
1314 }
1315
1316 strlcpy(buf, board_file, len);
1317}
1318
1319static int wil_get_bl_info(struct wil6210_priv *wil)
1320{
1321 struct net_device *ndev = wil->main_ndev;
1322 struct wiphy *wiphy = wil_to_wiphy(wil);
1323 union {
1324 struct bl_dedicated_registers_v0 bl0;
1325 struct bl_dedicated_registers_v1 bl1;
1326 } bl;
1327 u32 bl_ver;
1328 u8 *mac;
1329 u16 rf_status;
1330
1331 wil_memcpy_fromio_32(&bl, wil->csr + HOSTADDR(RGF_USER_BL),
1332 sizeof(bl));
1333 bl_ver = le32_to_cpu(bl.bl0.boot_loader_struct_version);
1334 mac = bl.bl0.mac_address;
1335
1336 if (bl_ver == 0) {
1337 le32_to_cpus(&bl.bl0.rf_type);
1338 le32_to_cpus(&bl.bl0.baseband_type);
1339 rf_status = 0;
1340 wil_info(wil,
1341 "Boot Loader struct v%d: MAC = %pM RF = 0x%08x bband = 0x%08x\n",
1342 bl_ver, mac,
1343 bl.bl0.rf_type, bl.bl0.baseband_type);
1344 wil_info(wil, "Boot Loader build unknown for struct v0\n");
1345 } else {
1346 le16_to_cpus(&bl.bl1.rf_type);
1347 rf_status = le16_to_cpu(bl.bl1.rf_status);
1348 le32_to_cpus(&bl.bl1.baseband_type);
1349 le16_to_cpus(&bl.bl1.bl_version_subminor);
1350 le16_to_cpus(&bl.bl1.bl_version_build);
1351 wil_info(wil,
1352 "Boot Loader struct v%d: MAC = %pM RF = 0x%04x (status 0x%04x) bband = 0x%08x\n",
1353 bl_ver, mac,
1354 bl.bl1.rf_type, rf_status,
1355 bl.bl1.baseband_type);
1356 wil_info(wil, "Boot Loader build %d.%d.%d.%d\n",
1357 bl.bl1.bl_version_major, bl.bl1.bl_version_minor,
1358 bl.bl1.bl_version_subminor, bl.bl1.bl_version_build);
1359 }
1360
1361 if (!is_valid_ether_addr(mac)) {
1362 wil_err(wil, "BL: Invalid MAC %pM\n", mac);
1363 return -EINVAL;
1364 }
1365
1366 ether_addr_copy(ndev->perm_addr, mac);
1367 ether_addr_copy(wiphy->perm_addr, mac);
1368 if (!is_valid_ether_addr(ndev->dev_addr))
1369 ether_addr_copy(ndev->dev_addr, mac);
1370
1371 if (rf_status) {
1372 wil_err(wil, "RF communication error 0x%04x",
1373 rf_status);
1374 return -EAGAIN;
1375 }
1376
1377 return 0;
1378}
1379
1380static void wil_bl_crash_info(struct wil6210_priv *wil, bool is_err)
1381{
1382 u32 bl_assert_code, bl_assert_blink, bl_magic_number;
1383 u32 bl_ver = wil_r(wil, RGF_USER_BL +
1384 offsetof(struct bl_dedicated_registers_v0,
1385 boot_loader_struct_version));
1386
1387 if (bl_ver < 2)
1388 return;
1389
1390 bl_assert_code = wil_r(wil, RGF_USER_BL +
1391 offsetof(struct bl_dedicated_registers_v1,
1392 bl_assert_code));
1393 bl_assert_blink = wil_r(wil, RGF_USER_BL +
1394 offsetof(struct bl_dedicated_registers_v1,
1395 bl_assert_blink));
1396 bl_magic_number = wil_r(wil, RGF_USER_BL +
1397 offsetof(struct bl_dedicated_registers_v1,
1398 bl_magic_number));
1399
1400 if (is_err) {
1401 wil_err(wil,
1402 "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n",
1403 bl_assert_code, bl_assert_blink, bl_magic_number);
1404 } else {
1405 wil_dbg_misc(wil,
1406 "BL assert code 0x%08x blink 0x%08x magic 0x%08x\n",
1407 bl_assert_code, bl_assert_blink, bl_magic_number);
1408 }
1409}
1410
1411static int wil_get_otp_info(struct wil6210_priv *wil)
1412{
1413 struct net_device *ndev = wil->main_ndev;
1414 struct wiphy *wiphy = wil_to_wiphy(wil);
1415 u8 mac[8];
1416 int mac_addr;
1417
1418
1419 mac_addr = RGF_OTP_OEM_MAC;
1420 wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr), sizeof(mac));
1421
1422 if (is_valid_ether_addr(mac)) {
1423 wil_info(wil, "using OEM MAC %pM\n", mac);
1424 } else {
1425 if (wil->hw_version >= HW_VER_TALYN_MB)
1426 mac_addr = RGF_OTP_MAC_TALYN_MB;
1427 else
1428 mac_addr = RGF_OTP_MAC;
1429
1430 wil_memcpy_fromio_32(mac, wil->csr + HOSTADDR(mac_addr),
1431 sizeof(mac));
1432 }
1433
1434 if (!is_valid_ether_addr(mac)) {
1435 wil_err(wil, "Invalid MAC %pM\n", mac);
1436 return -EINVAL;
1437 }
1438
1439 ether_addr_copy(ndev->perm_addr, mac);
1440 ether_addr_copy(wiphy->perm_addr, mac);
1441 if (!is_valid_ether_addr(ndev->dev_addr))
1442 ether_addr_copy(ndev->dev_addr, mac);
1443
1444 return 0;
1445}
1446
1447static int wil_wait_for_fw_ready(struct wil6210_priv *wil)
1448{
1449 ulong to = msecs_to_jiffies(2000);
1450 ulong left = wait_for_completion_timeout(&wil->wmi_ready, to);
1451
1452 if (0 == left) {
1453 wil_err(wil, "Firmware not ready\n");
1454 return -ETIME;
1455 } else {
1456 wil_info(wil, "FW ready after %d ms. HW version 0x%08x\n",
1457 jiffies_to_msecs(to-left), wil->hw_version);
1458 }
1459 return 0;
1460}
1461
1462void wil_abort_scan(struct wil6210_vif *vif, bool sync)
1463{
1464 struct wil6210_priv *wil = vif_to_wil(vif);
1465 int rc;
1466 struct cfg80211_scan_info info = {
1467 .aborted = true,
1468 };
1469
1470 lockdep_assert_held(&wil->vif_mutex);
1471
1472 if (!vif->scan_request)
1473 return;
1474
1475 wil_dbg_misc(wil, "Abort scan_request 0x%p\n", vif->scan_request);
1476 del_timer_sync(&vif->scan_timer);
1477 mutex_unlock(&wil->vif_mutex);
1478 rc = wmi_abort_scan(vif);
1479 if (!rc && sync)
1480 wait_event_interruptible_timeout(wil->wq, !vif->scan_request,
1481 msecs_to_jiffies(
1482 WAIT_FOR_SCAN_ABORT_MS));
1483
1484 mutex_lock(&wil->vif_mutex);
1485 if (vif->scan_request) {
1486 cfg80211_scan_done(vif->scan_request, &info);
1487 vif->scan_request = NULL;
1488 }
1489}
1490
1491void wil_abort_scan_all_vifs(struct wil6210_priv *wil, bool sync)
1492{
1493 int i;
1494
1495 lockdep_assert_held(&wil->vif_mutex);
1496
1497 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
1498 struct wil6210_vif *vif = wil->vifs[i];
1499
1500 if (vif)
1501 wil_abort_scan(vif, sync);
1502 }
1503}
1504
1505int wil_ps_update(struct wil6210_priv *wil, enum wmi_ps_profile_type ps_profile)
1506{
1507 int rc;
1508
1509 if (!test_bit(WMI_FW_CAPABILITY_PS_CONFIG, wil->fw_capabilities)) {
1510 wil_err(wil, "set_power_mgmt not supported\n");
1511 return -EOPNOTSUPP;
1512 }
1513
1514 rc = wmi_ps_dev_profile_cfg(wil, ps_profile);
1515 if (rc)
1516 wil_err(wil, "wmi_ps_dev_profile_cfg failed (%d)\n", rc);
1517 else
1518 wil->ps_profile = ps_profile;
1519
1520 return rc;
1521}
1522
1523static void wil_pre_fw_config(struct wil6210_priv *wil)
1524{
1525 wil_clear_fw_log_addr(wil);
1526
1527 wil_s(wil, RGF_USER_USAGE_6, 1);
1528
1529
1530
1531
1532 wil6210_clear_irq(wil);
1533
1534
1535 if (wil->hw_version < HW_VER_TALYN_MB) {
1536 wil_s(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, ICR), 0);
1537 wil_w(wil, RGF_CAF_ICR + offsetof(struct RGF_ICR, IMV), ~0);
1538 }
1539
1540
1541
1542
1543 if (wil->hw_version < HW_VER_TALYN_MB)
1544 wil_s(wil, RGF_PAL_UNIT_ICR + offsetof(struct RGF_ICR, ICR),
1545 0);
1546
1547 if (wil->fw_calib_result > 0) {
1548 __le32 val = cpu_to_le32(wil->fw_calib_result |
1549 (CALIB_RESULT_SIGNATURE << 8));
1550 wil_w(wil, RGF_USER_FW_CALIB_RESULT, (u32 __force)val);
1551 }
1552}
1553
1554static int wil_restore_vifs(struct wil6210_priv *wil)
1555{
1556 struct wil6210_vif *vif;
1557 struct net_device *ndev;
1558 struct wireless_dev *wdev;
1559 int i, rc;
1560
1561 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
1562 vif = wil->vifs[i];
1563 if (!vif)
1564 continue;
1565 vif->ap_isolate = 0;
1566 if (vif->mid) {
1567 ndev = vif_to_ndev(vif);
1568 wdev = vif_to_wdev(vif);
1569 rc = wmi_port_allocate(wil, vif->mid, ndev->dev_addr,
1570 wdev->iftype);
1571 if (rc) {
1572 wil_err(wil, "fail to restore VIF %d type %d, rc %d\n",
1573 i, wdev->iftype, rc);
1574 return rc;
1575 }
1576 }
1577 }
1578
1579 return 0;
1580}
1581
1582
1583
1584
1585
1586
1587void wil_clear_fw_log_addr(struct wil6210_priv *wil)
1588{
1589
1590 wil_w(wil, RGF_USER_USAGE_1, 0);
1591
1592 wil_w(wil, RGF_USER_USAGE_2, 0);
1593 wil_dbg_misc(wil, "Cleared FW and ucode log address");
1594}
1595
1596
1597
1598
1599
1600
1601int wil_reset(struct wil6210_priv *wil, bool load_fw)
1602{
1603 int rc, i;
1604 unsigned long status_flags = BIT(wil_status_resetting);
1605 int no_flash;
1606 struct wil6210_vif *vif;
1607
1608 wil_dbg_misc(wil, "reset\n");
1609
1610 WARN_ON(!mutex_is_locked(&wil->mutex));
1611 WARN_ON(test_bit(wil_status_napi_en, wil->status));
1612
1613 if (debug_fw) {
1614 static const u8 mac[ETH_ALEN] = {
1615 0x00, 0xde, 0xad, 0x12, 0x34, 0x56,
1616 };
1617 struct net_device *ndev = wil->main_ndev;
1618
1619 ether_addr_copy(ndev->perm_addr, mac);
1620 ether_addr_copy(ndev->dev_addr, ndev->perm_addr);
1621 return 0;
1622 }
1623
1624 if (wil->hw_version == HW_VER_UNKNOWN)
1625 return -ENODEV;
1626
1627 if (test_bit(WIL_PLATFORM_CAPA_T_PWR_ON_0, wil->platform_capa) &&
1628 wil->hw_version < HW_VER_TALYN_MB) {
1629 wil_dbg_misc(wil, "Notify FW to set T_POWER_ON=0\n");
1630 wil_s(wil, RGF_USER_USAGE_8, BIT_USER_SUPPORT_T_POWER_ON_0);
1631 }
1632
1633 if (test_bit(WIL_PLATFORM_CAPA_EXT_CLK, wil->platform_capa)) {
1634 wil_dbg_misc(wil, "Notify FW on ext clock configuration\n");
1635 wil_s(wil, RGF_USER_USAGE_8, BIT_USER_EXT_CLK);
1636 }
1637
1638 if (wil->platform_ops.notify) {
1639 rc = wil->platform_ops.notify(wil->platform_handle,
1640 WIL_PLATFORM_EVT_PRE_RESET);
1641 if (rc)
1642 wil_err(wil, "PRE_RESET platform notify failed, rc %d\n",
1643 rc);
1644 }
1645
1646 set_bit(wil_status_resetting, wil->status);
1647 mutex_lock(&wil->vif_mutex);
1648 wil_abort_scan_all_vifs(wil, false);
1649 mutex_unlock(&wil->vif_mutex);
1650
1651 for (i = 0; i < GET_MAX_VIFS(wil); i++) {
1652 vif = wil->vifs[i];
1653 if (vif) {
1654 cancel_work_sync(&vif->disconnect_worker);
1655 wil6210_disconnect(vif, NULL,
1656 WLAN_REASON_DEAUTH_LEAVING);
1657 }
1658 }
1659 wil_bcast_fini_all(wil);
1660
1661
1662 wmi_led_cfg(wil, false);
1663
1664
1665 mutex_lock(&wil->wmi_mutex);
1666 if (test_bit(wil_status_suspending, wil->status))
1667 status_flags |= BIT(wil_status_suspending);
1668 bitmap_and(wil->status, wil->status, &status_flags,
1669 wil_status_last);
1670 wil_dbg_misc(wil, "wil->status (0x%lx)\n", *wil->status);
1671 mutex_unlock(&wil->wmi_mutex);
1672
1673 wil_mask_irq(wil);
1674
1675 wmi_event_flush(wil);
1676
1677 flush_workqueue(wil->wq_service);
1678 flush_workqueue(wil->wmi_wq);
1679
1680 no_flash = test_bit(hw_capa_no_flash, wil->hw_capa);
1681 if (!no_flash)
1682 wil_bl_crash_info(wil, false);
1683 wil_disable_irq(wil);
1684 rc = wil_target_reset(wil, no_flash);
1685 wil6210_clear_irq(wil);
1686 wil_enable_irq(wil);
1687 wil->txrx_ops.rx_fini(wil);
1688 wil->txrx_ops.tx_fini(wil);
1689 if (rc) {
1690 if (!no_flash)
1691 wil_bl_crash_info(wil, true);
1692 goto out;
1693 }
1694
1695 if (no_flash) {
1696 rc = wil_get_otp_info(wil);
1697 } else {
1698 rc = wil_get_bl_info(wil);
1699 if (rc == -EAGAIN && !load_fw)
1700
1701 rc = 0;
1702 }
1703 if (rc)
1704 goto out;
1705
1706 wil_set_oob_mode(wil, oob_mode);
1707 if (load_fw) {
1708 char board_file[WIL_BOARD_FILE_MAX_NAMELEN];
1709
1710 if (wil->secured_boot) {
1711 wil_err(wil, "secured boot is not supported\n");
1712 return -ENOTSUPP;
1713 }
1714
1715 board_file[0] = '\0';
1716 wil_get_board_file(wil, board_file, sizeof(board_file));
1717 wil_info(wil, "Use firmware <%s> + board <%s>\n",
1718 wil->wil_fw_name, board_file);
1719
1720 if (!no_flash)
1721 wil_bl_prepare_halt(wil);
1722
1723 wil_halt_cpu(wil);
1724 memset(wil->fw_version, 0, sizeof(wil->fw_version));
1725
1726 rc = wil_request_firmware(wil, wil->wil_fw_name, true);
1727 if (rc)
1728 goto out;
1729 if (wil->num_of_brd_entries)
1730 rc = wil_request_board(wil, board_file);
1731 else
1732 rc = wil_request_firmware(wil, board_file, true);
1733 if (rc)
1734 goto out;
1735
1736 wil_pre_fw_config(wil);
1737 wil_release_cpu(wil);
1738 }
1739
1740
1741 reinit_completion(&wil->wmi_ready);
1742 reinit_completion(&wil->wmi_call);
1743 reinit_completion(&wil->halp.comp);
1744
1745 clear_bit(wil_status_resetting, wil->status);
1746
1747 if (load_fw) {
1748 wil_unmask_irq(wil);
1749
1750
1751 rc = wil_wait_for_fw_ready(wil);
1752 if (rc)
1753 return rc;
1754
1755
1756 rc = wmi_echo(wil);
1757 if (rc) {
1758 wil_err(wil, "wmi_echo failed, rc %d\n", rc);
1759 return rc;
1760 }
1761
1762 wil->txrx_ops.configure_interrupt_moderation(wil);
1763
1764
1765
1766
1767 if (wil->hw_version >= HW_VER_TALYN_MB)
1768 wil_s(wil, RGF_DMA_MISC_CTL,
1769 BIT_OFUL34_RDY_VALID_BUG_FIX_EN);
1770
1771 rc = wil_restore_vifs(wil);
1772 if (rc) {
1773 wil_err(wil, "failed to restore vifs, rc %d\n", rc);
1774 return rc;
1775 }
1776
1777 wil_collect_fw_info(wil);
1778
1779 if (wil->ps_profile != WMI_PS_PROFILE_TYPE_DEFAULT)
1780 wil_ps_update(wil, wil->ps_profile);
1781
1782 if (wil->platform_ops.notify) {
1783 rc = wil->platform_ops.notify(wil->platform_handle,
1784 WIL_PLATFORM_EVT_FW_RDY);
1785 if (rc) {
1786 wil_err(wil, "FW_RDY notify failed, rc %d\n",
1787 rc);
1788 rc = 0;
1789 }
1790 }
1791 }
1792
1793 return rc;
1794
1795out:
1796 clear_bit(wil_status_resetting, wil->status);
1797 return rc;
1798}
1799
1800void wil_fw_error_recovery(struct wil6210_priv *wil)
1801{
1802 wil_dbg_misc(wil, "starting fw error recovery\n");
1803
1804 if (test_bit(wil_status_resetting, wil->status)) {
1805 wil_info(wil, "Reset already in progress\n");
1806 return;
1807 }
1808
1809 wil->recovery_state = fw_recovery_pending;
1810 schedule_work(&wil->fw_error_worker);
1811}
1812
1813int __wil_up(struct wil6210_priv *wil)
1814{
1815 struct net_device *ndev = wil->main_ndev;
1816 struct wireless_dev *wdev = ndev->ieee80211_ptr;
1817 int rc;
1818
1819 WARN_ON(!mutex_is_locked(&wil->mutex));
1820
1821 down_write(&wil->mem_lock);
1822 rc = wil_reset(wil, true);
1823 up_write(&wil->mem_lock);
1824 if (rc)
1825 return rc;
1826
1827
1828 if (rx_ring_order == 0)
1829 rx_ring_order = wil->hw_version < HW_VER_TALYN_MB ?
1830 WIL_RX_RING_SIZE_ORDER_DEFAULT :
1831 WIL_RX_RING_SIZE_ORDER_TALYN_DEFAULT;
1832
1833 rc = wil->txrx_ops.rx_init(wil, rx_ring_order);
1834 if (rc)
1835 return rc;
1836
1837 rc = wil->txrx_ops.tx_init(wil);
1838 if (rc)
1839 return rc;
1840
1841 switch (wdev->iftype) {
1842 case NL80211_IFTYPE_STATION:
1843 wil_dbg_misc(wil, "type: STATION\n");
1844 ndev->type = ARPHRD_ETHER;
1845 break;
1846 case NL80211_IFTYPE_AP:
1847 wil_dbg_misc(wil, "type: AP\n");
1848 ndev->type = ARPHRD_ETHER;
1849 break;
1850 case NL80211_IFTYPE_P2P_CLIENT:
1851 wil_dbg_misc(wil, "type: P2P_CLIENT\n");
1852 ndev->type = ARPHRD_ETHER;
1853 break;
1854 case NL80211_IFTYPE_P2P_GO:
1855 wil_dbg_misc(wil, "type: P2P_GO\n");
1856 ndev->type = ARPHRD_ETHER;
1857 break;
1858 case NL80211_IFTYPE_MONITOR:
1859 wil_dbg_misc(wil, "type: Monitor\n");
1860 ndev->type = ARPHRD_IEEE80211_RADIOTAP;
1861
1862 break;
1863 default:
1864 return -EOPNOTSUPP;
1865 }
1866
1867
1868 wmi_set_mac_address(wil, ndev->dev_addr);
1869
1870 wil_dbg_misc(wil, "NAPI enable\n");
1871 napi_enable(&wil->napi_rx);
1872 napi_enable(&wil->napi_tx);
1873 set_bit(wil_status_napi_en, wil->status);
1874
1875 wil6210_bus_request(wil, WIL_DEFAULT_BUS_REQUEST_KBPS);
1876
1877 return 0;
1878}
1879
1880int wil_up(struct wil6210_priv *wil)
1881{
1882 int rc;
1883
1884 wil_dbg_misc(wil, "up\n");
1885
1886 mutex_lock(&wil->mutex);
1887 rc = __wil_up(wil);
1888 mutex_unlock(&wil->mutex);
1889
1890 return rc;
1891}
1892
1893int __wil_down(struct wil6210_priv *wil)
1894{
1895 int rc;
1896 WARN_ON(!mutex_is_locked(&wil->mutex));
1897
1898 set_bit(wil_status_resetting, wil->status);
1899
1900 wil6210_bus_request(wil, 0);
1901
1902 wil_disable_irq(wil);
1903 if (test_and_clear_bit(wil_status_napi_en, wil->status)) {
1904 napi_disable(&wil->napi_rx);
1905 napi_disable(&wil->napi_tx);
1906 wil_dbg_misc(wil, "NAPI disable\n");
1907 }
1908 wil_enable_irq(wil);
1909
1910 mutex_lock(&wil->vif_mutex);
1911 wil_p2p_stop_radio_operations(wil);
1912 wil_abort_scan_all_vifs(wil, false);
1913 mutex_unlock(&wil->vif_mutex);
1914
1915 down_write(&wil->mem_lock);
1916 rc = wil_reset(wil, false);
1917 up_write(&wil->mem_lock);
1918
1919 return rc;
1920}
1921
1922int wil_down(struct wil6210_priv *wil)
1923{
1924 int rc;
1925
1926 wil_dbg_misc(wil, "down\n");
1927
1928 wil_set_recovery_state(wil, fw_recovery_idle);
1929 mutex_lock(&wil->mutex);
1930 rc = __wil_down(wil);
1931 mutex_unlock(&wil->mutex);
1932
1933 return rc;
1934}
1935
1936int wil_find_cid(struct wil6210_priv *wil, u8 mid, const u8 *mac)
1937{
1938 int i;
1939 int rc = -ENOENT;
1940
1941 for (i = 0; i < wil->max_assoc_sta; i++) {
1942 if (wil->sta[i].mid == mid &&
1943 wil->sta[i].status != wil_sta_unused &&
1944 ether_addr_equal(wil->sta[i].addr, mac)) {
1945 rc = i;
1946 break;
1947 }
1948 }
1949
1950 return rc;
1951}
1952
1953void wil_halp_vote(struct wil6210_priv *wil)
1954{
1955 unsigned long rc;
1956 unsigned long to_jiffies = msecs_to_jiffies(WAIT_FOR_HALP_VOTE_MS);
1957
1958 if (wil->hw_version >= HW_VER_TALYN_MB)
1959 return;
1960
1961 mutex_lock(&wil->halp.lock);
1962
1963 wil_dbg_irq(wil, "halp_vote: start, HALP ref_cnt (%d)\n",
1964 wil->halp.ref_cnt);
1965
1966 if (++wil->halp.ref_cnt == 1) {
1967 reinit_completion(&wil->halp.comp);
1968
1969 wil->halp.handle_icr = true;
1970 wil6210_set_halp(wil);
1971 rc = wait_for_completion_timeout(&wil->halp.comp, to_jiffies);
1972 if (!rc) {
1973 wil_err(wil, "HALP vote timed out\n");
1974
1975 wil->halp.handle_icr = false;
1976 wil6210_mask_halp(wil);
1977 } else {
1978 wil_dbg_irq(wil,
1979 "halp_vote: HALP vote completed after %d ms\n",
1980 jiffies_to_msecs(to_jiffies - rc));
1981 }
1982 }
1983
1984 wil_dbg_irq(wil, "halp_vote: end, HALP ref_cnt (%d)\n",
1985 wil->halp.ref_cnt);
1986
1987 mutex_unlock(&wil->halp.lock);
1988}
1989
1990void wil_halp_unvote(struct wil6210_priv *wil)
1991{
1992 if (wil->hw_version >= HW_VER_TALYN_MB)
1993 return;
1994
1995 WARN_ON(wil->halp.ref_cnt == 0);
1996
1997 mutex_lock(&wil->halp.lock);
1998
1999 wil_dbg_irq(wil, "halp_unvote: start, HALP ref_cnt (%d)\n",
2000 wil->halp.ref_cnt);
2001
2002 if (--wil->halp.ref_cnt == 0) {
2003 wil6210_clear_halp(wil);
2004 wil_dbg_irq(wil, "HALP unvote\n");
2005 }
2006
2007 wil_dbg_irq(wil, "halp_unvote:end, HALP ref_cnt (%d)\n",
2008 wil->halp.ref_cnt);
2009
2010 mutex_unlock(&wil->halp.lock);
2011}
2012
2013void wil_init_txrx_ops(struct wil6210_priv *wil)
2014{
2015 if (wil->use_enhanced_dma_hw)
2016 wil_init_txrx_ops_edma(wil);
2017 else
2018 wil_init_txrx_ops_legacy_dma(wil);
2019}
2020