wmi.c revision 7cc23016366e183dcaf23afa4a0dca61ff7f787a
1/*
2 * Copyright (c) 2005-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <linux/skbuff.h>
19
20#include "core.h"
21#include "htc.h"
22#include "debug.h"
23#include "wmi.h"
24#include "mac.h"
25
26int ath10k_wmi_wait_for_service_ready(struct ath10k *ar)
27{
28	int ret;
29	ret = wait_for_completion_timeout(&ar->wmi.service_ready,
30					  WMI_SERVICE_READY_TIMEOUT_HZ);
31	return ret;
32}
33
34int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar)
35{
36	int ret;
37	ret = wait_for_completion_timeout(&ar->wmi.unified_ready,
38					  WMI_UNIFIED_READY_TIMEOUT_HZ);
39	return ret;
40}
41
42static struct sk_buff *ath10k_wmi_alloc_skb(u32 len)
43{
44	struct sk_buff *skb;
45	u32 round_len = roundup(len, 4);
46
47	skb = ath10k_htc_alloc_skb(WMI_SKB_HEADROOM + round_len);
48	if (!skb)
49		return NULL;
50
51	skb_reserve(skb, WMI_SKB_HEADROOM);
52	if (!IS_ALIGNED((unsigned long)skb->data, 4))
53		ath10k_warn("Unaligned WMI skb\n");
54
55	skb_put(skb, round_len);
56	memset(skb->data, 0, round_len);
57
58	return skb;
59}
60
61static void ath10k_wmi_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb)
62{
63	dev_kfree_skb(skb);
64}
65
66static int ath10k_wmi_cmd_send_nowait(struct ath10k *ar, struct sk_buff *skb,
67				      enum wmi_cmd_id cmd_id)
68{
69	struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb);
70	struct wmi_cmd_hdr *cmd_hdr;
71	int ret;
72	u32 cmd = 0;
73
74	if (skb_push(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
75		return -ENOMEM;
76
77	cmd |= SM(cmd_id, WMI_CMD_HDR_CMD_ID);
78
79	cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
80	cmd_hdr->cmd_id = __cpu_to_le32(cmd);
81
82	memset(skb_cb, 0, sizeof(*skb_cb));
83	ret = ath10k_htc_send(&ar->htc, ar->wmi.eid, skb);
84	trace_ath10k_wmi_cmd(cmd_id, skb->data, skb->len, ret);
85
86	if (ret)
87		goto err_pull;
88
89	return 0;
90
91err_pull:
92	skb_pull(skb, sizeof(struct wmi_cmd_hdr));
93	return ret;
94}
95
96static void ath10k_wmi_tx_beacon_nowait(struct ath10k_vif *arvif)
97{
98	struct wmi_bcn_tx_arg arg = {0};
99	int ret;
100
101	lockdep_assert_held(&arvif->ar->data_lock);
102
103	if (arvif->beacon == NULL)
104		return;
105
106	arg.vdev_id = arvif->vdev_id;
107	arg.tx_rate = 0;
108	arg.tx_power = 0;
109	arg.bcn = arvif->beacon->data;
110	arg.bcn_len = arvif->beacon->len;
111
112	ret = ath10k_wmi_beacon_send_nowait(arvif->ar, &arg);
113	if (ret)
114		return;
115
116	dev_kfree_skb_any(arvif->beacon);
117	arvif->beacon = NULL;
118}
119
120static void ath10k_wmi_tx_beacons_iter(void *data, u8 *mac,
121				       struct ieee80211_vif *vif)
122{
123	struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif);
124
125	ath10k_wmi_tx_beacon_nowait(arvif);
126}
127
128static void ath10k_wmi_tx_beacons_nowait(struct ath10k *ar)
129{
130	spin_lock_bh(&ar->data_lock);
131	ieee80211_iterate_active_interfaces_atomic(ar->hw,
132						   IEEE80211_IFACE_ITER_NORMAL,
133						   ath10k_wmi_tx_beacons_iter,
134						   NULL);
135	spin_unlock_bh(&ar->data_lock);
136}
137
138static void ath10k_wmi_op_ep_tx_credits(struct ath10k *ar)
139{
140	/* try to send pending beacons first. they take priority */
141	ath10k_wmi_tx_beacons_nowait(ar);
142
143	wake_up(&ar->wmi.tx_credits_wq);
144}
145
146static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb,
147			       enum wmi_cmd_id cmd_id)
148{
149	int ret = -EINVAL;
150
151	wait_event_timeout(ar->wmi.tx_credits_wq, ({
152		/* try to send pending beacons first. they take priority */
153		ath10k_wmi_tx_beacons_nowait(ar);
154
155		ret = ath10k_wmi_cmd_send_nowait(ar, skb, cmd_id);
156		(ret != -EAGAIN);
157	}), 3*HZ);
158
159	if (ret)
160		dev_kfree_skb_any(skb);
161
162	return ret;
163}
164
165static int ath10k_wmi_event_scan(struct ath10k *ar, struct sk_buff *skb)
166{
167	struct wmi_scan_event *event = (struct wmi_scan_event *)skb->data;
168	enum wmi_scan_event_type event_type;
169	enum wmi_scan_completion_reason reason;
170	u32 freq;
171	u32 req_id;
172	u32 scan_id;
173	u32 vdev_id;
174
175	event_type = __le32_to_cpu(event->event_type);
176	reason     = __le32_to_cpu(event->reason);
177	freq       = __le32_to_cpu(event->channel_freq);
178	req_id     = __le32_to_cpu(event->scan_req_id);
179	scan_id    = __le32_to_cpu(event->scan_id);
180	vdev_id    = __le32_to_cpu(event->vdev_id);
181
182	ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENTID\n");
183	ath10k_dbg(ATH10K_DBG_WMI,
184		   "scan event type %d reason %d freq %d req_id %d "
185		   "scan_id %d vdev_id %d\n",
186		   event_type, reason, freq, req_id, scan_id, vdev_id);
187
188	spin_lock_bh(&ar->data_lock);
189
190	switch (event_type) {
191	case WMI_SCAN_EVENT_STARTED:
192		ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_STARTED\n");
193		if (ar->scan.in_progress && ar->scan.is_roc)
194			ieee80211_ready_on_channel(ar->hw);
195
196		complete(&ar->scan.started);
197		break;
198	case WMI_SCAN_EVENT_COMPLETED:
199		ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_COMPLETED\n");
200		switch (reason) {
201		case WMI_SCAN_REASON_COMPLETED:
202			ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_COMPLETED\n");
203			break;
204		case WMI_SCAN_REASON_CANCELLED:
205			ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_CANCELED\n");
206			break;
207		case WMI_SCAN_REASON_PREEMPTED:
208			ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_PREEMPTED\n");
209			break;
210		case WMI_SCAN_REASON_TIMEDOUT:
211			ath10k_dbg(ATH10K_DBG_WMI, "SCAN_REASON_TIMEDOUT\n");
212			break;
213		default:
214			break;
215		}
216
217		ar->scan_channel = NULL;
218		if (!ar->scan.in_progress) {
219			ath10k_warn("no scan requested, ignoring\n");
220			break;
221		}
222
223		if (ar->scan.is_roc) {
224			ath10k_offchan_tx_purge(ar);
225
226			if (!ar->scan.aborting)
227				ieee80211_remain_on_channel_expired(ar->hw);
228		} else {
229			ieee80211_scan_completed(ar->hw, ar->scan.aborting);
230		}
231
232		del_timer(&ar->scan.timeout);
233		complete_all(&ar->scan.completed);
234		ar->scan.in_progress = false;
235		break;
236	case WMI_SCAN_EVENT_BSS_CHANNEL:
237		ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_BSS_CHANNEL\n");
238		ar->scan_channel = NULL;
239		break;
240	case WMI_SCAN_EVENT_FOREIGN_CHANNEL:
241		ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_FOREIGN_CHANNEL\n");
242		ar->scan_channel = ieee80211_get_channel(ar->hw->wiphy, freq);
243		if (ar->scan.in_progress && ar->scan.is_roc &&
244		    ar->scan.roc_freq == freq) {
245			complete(&ar->scan.on_channel);
246		}
247		break;
248	case WMI_SCAN_EVENT_DEQUEUED:
249		ath10k_dbg(ATH10K_DBG_WMI, "SCAN_EVENT_DEQUEUED\n");
250		break;
251	case WMI_SCAN_EVENT_PREEMPTED:
252		ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENT_PREEMPTED\n");
253		break;
254	case WMI_SCAN_EVENT_START_FAILED:
255		ath10k_dbg(ATH10K_DBG_WMI, "WMI_SCAN_EVENT_START_FAILED\n");
256		break;
257	default:
258		break;
259	}
260
261	spin_unlock_bh(&ar->data_lock);
262	return 0;
263}
264
265static inline enum ieee80211_band phy_mode_to_band(u32 phy_mode)
266{
267	enum ieee80211_band band;
268
269	switch (phy_mode) {
270	case MODE_11A:
271	case MODE_11NA_HT20:
272	case MODE_11NA_HT40:
273	case MODE_11AC_VHT20:
274	case MODE_11AC_VHT40:
275	case MODE_11AC_VHT80:
276		band = IEEE80211_BAND_5GHZ;
277		break;
278	case MODE_11G:
279	case MODE_11B:
280	case MODE_11GONLY:
281	case MODE_11NG_HT20:
282	case MODE_11NG_HT40:
283	case MODE_11AC_VHT20_2G:
284	case MODE_11AC_VHT40_2G:
285	case MODE_11AC_VHT80_2G:
286	default:
287		band = IEEE80211_BAND_2GHZ;
288	}
289
290	return band;
291}
292
293static inline u8 get_rate_idx(u32 rate, enum ieee80211_band band)
294{
295	u8 rate_idx = 0;
296
297	/* rate in Kbps */
298	switch (rate) {
299	case 1000:
300		rate_idx = 0;
301		break;
302	case 2000:
303		rate_idx = 1;
304		break;
305	case 5500:
306		rate_idx = 2;
307		break;
308	case 11000:
309		rate_idx = 3;
310		break;
311	case 6000:
312		rate_idx = 4;
313		break;
314	case 9000:
315		rate_idx = 5;
316		break;
317	case 12000:
318		rate_idx = 6;
319		break;
320	case 18000:
321		rate_idx = 7;
322		break;
323	case 24000:
324		rate_idx = 8;
325		break;
326	case 36000:
327		rate_idx = 9;
328		break;
329	case 48000:
330		rate_idx = 10;
331		break;
332	case 54000:
333		rate_idx = 11;
334		break;
335	default:
336		break;
337	}
338
339	if (band == IEEE80211_BAND_5GHZ) {
340		if (rate_idx > 3)
341			/* Omit CCK rates */
342			rate_idx -= 4;
343		else
344			rate_idx = 0;
345	}
346
347	return rate_idx;
348}
349
350static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
351{
352	struct wmi_mgmt_rx_event_v1 *ev_v1;
353	struct wmi_mgmt_rx_event_v2 *ev_v2;
354	struct wmi_mgmt_rx_hdr_v1 *ev_hdr;
355	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
356	struct ieee80211_hdr *hdr;
357	u32 rx_status;
358	u32 channel;
359	u32 phy_mode;
360	u32 snr;
361	u32 rate;
362	u32 buf_len;
363	u16 fc;
364	int pull_len;
365
366	if (test_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features)) {
367		ev_v2 = (struct wmi_mgmt_rx_event_v2 *)skb->data;
368		ev_hdr = &ev_v2->hdr.v1;
369		pull_len = sizeof(*ev_v2);
370	} else {
371		ev_v1 = (struct wmi_mgmt_rx_event_v1 *)skb->data;
372		ev_hdr = &ev_v1->hdr;
373		pull_len = sizeof(*ev_v1);
374	}
375
376	channel   = __le32_to_cpu(ev_hdr->channel);
377	buf_len   = __le32_to_cpu(ev_hdr->buf_len);
378	rx_status = __le32_to_cpu(ev_hdr->status);
379	snr       = __le32_to_cpu(ev_hdr->snr);
380	phy_mode  = __le32_to_cpu(ev_hdr->phy_mode);
381	rate	  = __le32_to_cpu(ev_hdr->rate);
382
383	memset(status, 0, sizeof(*status));
384
385	ath10k_dbg(ATH10K_DBG_MGMT,
386		   "event mgmt rx status %08x\n", rx_status);
387
388	if (rx_status & WMI_RX_STATUS_ERR_DECRYPT) {
389		dev_kfree_skb(skb);
390		return 0;
391	}
392
393	if (rx_status & WMI_RX_STATUS_ERR_KEY_CACHE_MISS) {
394		dev_kfree_skb(skb);
395		return 0;
396	}
397
398	if (rx_status & WMI_RX_STATUS_ERR_CRC)
399		status->flag |= RX_FLAG_FAILED_FCS_CRC;
400	if (rx_status & WMI_RX_STATUS_ERR_MIC)
401		status->flag |= RX_FLAG_MMIC_ERROR;
402
403	status->band = phy_mode_to_band(phy_mode);
404	status->freq = ieee80211_channel_to_frequency(channel, status->band);
405	status->signal = snr + ATH10K_DEFAULT_NOISE_FLOOR;
406	status->rate_idx = get_rate_idx(rate, status->band);
407
408	skb_pull(skb, pull_len);
409
410	hdr = (struct ieee80211_hdr *)skb->data;
411	fc = le16_to_cpu(hdr->frame_control);
412
413	if (fc & IEEE80211_FCTL_PROTECTED) {
414		status->flag |= RX_FLAG_DECRYPTED | RX_FLAG_IV_STRIPPED |
415				RX_FLAG_MMIC_STRIPPED;
416		hdr->frame_control = __cpu_to_le16(fc &
417					~IEEE80211_FCTL_PROTECTED);
418	}
419
420	ath10k_dbg(ATH10K_DBG_MGMT,
421		   "event mgmt rx skb %p len %d ftype %02x stype %02x\n",
422		   skb, skb->len,
423		   fc & IEEE80211_FCTL_FTYPE, fc & IEEE80211_FCTL_STYPE);
424
425	ath10k_dbg(ATH10K_DBG_MGMT,
426		   "event mgmt rx freq %d band %d snr %d, rate_idx %d\n",
427		   status->freq, status->band, status->signal,
428		   status->rate_idx);
429
430	/*
431	 * packets from HTC come aligned to 4byte boundaries
432	 * because they can originally come in along with a trailer
433	 */
434	skb_trim(skb, buf_len);
435
436	ieee80211_rx(ar->hw, skb);
437	return 0;
438}
439
440static int freq_to_idx(struct ath10k *ar, int freq)
441{
442	struct ieee80211_supported_band *sband;
443	int band, ch, idx = 0;
444
445	for (band = IEEE80211_BAND_2GHZ; band < IEEE80211_NUM_BANDS; band++) {
446		sband = ar->hw->wiphy->bands[band];
447		if (!sband)
448			continue;
449
450		for (ch = 0; ch < sband->n_channels; ch++, idx++)
451			if (sband->channels[ch].center_freq == freq)
452				goto exit;
453	}
454
455exit:
456	return idx;
457}
458
459static void ath10k_wmi_event_chan_info(struct ath10k *ar, struct sk_buff *skb)
460{
461	struct wmi_chan_info_event *ev;
462	struct survey_info *survey;
463	u32 err_code, freq, cmd_flags, noise_floor, rx_clear_count, cycle_count;
464	int idx;
465
466	ev = (struct wmi_chan_info_event *)skb->data;
467
468	err_code = __le32_to_cpu(ev->err_code);
469	freq = __le32_to_cpu(ev->freq);
470	cmd_flags = __le32_to_cpu(ev->cmd_flags);
471	noise_floor = __le32_to_cpu(ev->noise_floor);
472	rx_clear_count = __le32_to_cpu(ev->rx_clear_count);
473	cycle_count = __le32_to_cpu(ev->cycle_count);
474
475	ath10k_dbg(ATH10K_DBG_WMI,
476		   "chan info err_code %d freq %d cmd_flags %d noise_floor %d rx_clear_count %d cycle_count %d\n",
477		   err_code, freq, cmd_flags, noise_floor, rx_clear_count,
478		   cycle_count);
479
480	spin_lock_bh(&ar->data_lock);
481
482	if (!ar->scan.in_progress) {
483		ath10k_warn("chan info event without a scan request?\n");
484		goto exit;
485	}
486
487	idx = freq_to_idx(ar, freq);
488	if (idx >= ARRAY_SIZE(ar->survey)) {
489		ath10k_warn("chan info: invalid frequency %d (idx %d out of bounds)\n",
490			    freq, idx);
491		goto exit;
492	}
493
494	if (cmd_flags & WMI_CHAN_INFO_FLAG_COMPLETE) {
495		/* During scanning chan info is reported twice for each
496		 * visited channel. The reported cycle count is global
497		 * and per-channel cycle count must be calculated */
498
499		cycle_count -= ar->survey_last_cycle_count;
500		rx_clear_count -= ar->survey_last_rx_clear_count;
501
502		survey = &ar->survey[idx];
503		survey->channel_time = WMI_CHAN_INFO_MSEC(cycle_count);
504		survey->channel_time_rx = WMI_CHAN_INFO_MSEC(rx_clear_count);
505		survey->noise = noise_floor;
506		survey->filled = SURVEY_INFO_CHANNEL_TIME |
507				 SURVEY_INFO_CHANNEL_TIME_RX |
508				 SURVEY_INFO_NOISE_DBM;
509	}
510
511	ar->survey_last_rx_clear_count = rx_clear_count;
512	ar->survey_last_cycle_count = cycle_count;
513
514exit:
515	spin_unlock_bh(&ar->data_lock);
516}
517
518static void ath10k_wmi_event_echo(struct ath10k *ar, struct sk_buff *skb)
519{
520	ath10k_dbg(ATH10K_DBG_WMI, "WMI_ECHO_EVENTID\n");
521}
522
523static void ath10k_wmi_event_debug_mesg(struct ath10k *ar, struct sk_buff *skb)
524{
525	ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_MESG_EVENTID\n");
526}
527
528static void ath10k_wmi_event_update_stats(struct ath10k *ar,
529					  struct sk_buff *skb)
530{
531	struct wmi_stats_event *ev = (struct wmi_stats_event *)skb->data;
532
533	ath10k_dbg(ATH10K_DBG_WMI, "WMI_UPDATE_STATS_EVENTID\n");
534
535	ath10k_debug_read_target_stats(ar, ev);
536}
537
538static void ath10k_wmi_event_vdev_start_resp(struct ath10k *ar,
539					     struct sk_buff *skb)
540{
541	struct wmi_vdev_start_response_event *ev;
542
543	ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_START_RESP_EVENTID\n");
544
545	ev = (struct wmi_vdev_start_response_event *)skb->data;
546
547	if (WARN_ON(__le32_to_cpu(ev->status)))
548		return;
549
550	complete(&ar->vdev_setup_done);
551}
552
553static void ath10k_wmi_event_vdev_stopped(struct ath10k *ar,
554					  struct sk_buff *skb)
555{
556	ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_STOPPED_EVENTID\n");
557	complete(&ar->vdev_setup_done);
558}
559
560static void ath10k_wmi_event_peer_sta_kickout(struct ath10k *ar,
561					      struct sk_buff *skb)
562{
563	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PEER_STA_KICKOUT_EVENTID\n");
564}
565
566/*
567 * FIXME
568 *
569 * We don't report to mac80211 sleep state of connected
570 * stations. Due to this mac80211 can't fill in TIM IE
571 * correctly.
572 *
573 * I know of no way of getting nullfunc frames that contain
574 * sleep transition from connected stations - these do not
575 * seem to be sent from the target to the host. There also
576 * doesn't seem to be a dedicated event for that. So the
577 * only way left to do this would be to read tim_bitmap
578 * during SWBA.
579 *
580 * We could probably try using tim_bitmap from SWBA to tell
581 * mac80211 which stations are asleep and which are not. The
582 * problem here is calling mac80211 functions so many times
583 * could take too long and make us miss the time to submit
584 * the beacon to the target.
585 *
586 * So as a workaround we try to extend the TIM IE if there
587 * is unicast buffered for stations with aid > 7 and fill it
588 * in ourselves.
589 */
590static void ath10k_wmi_update_tim(struct ath10k *ar,
591				  struct ath10k_vif *arvif,
592				  struct sk_buff *bcn,
593				  struct wmi_bcn_info *bcn_info)
594{
595	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)bcn->data;
596	struct ieee80211_tim_ie *tim;
597	u8 *ies, *ie;
598	u8 ie_len, pvm_len;
599
600	/* if next SWBA has no tim_changed the tim_bitmap is garbage.
601	 * we must copy the bitmap upon change and reuse it later */
602	if (__le32_to_cpu(bcn_info->tim_info.tim_changed)) {
603		int i;
604
605		BUILD_BUG_ON(sizeof(arvif->u.ap.tim_bitmap) !=
606			     sizeof(bcn_info->tim_info.tim_bitmap));
607
608		for (i = 0; i < sizeof(arvif->u.ap.tim_bitmap); i++) {
609			__le32 t = bcn_info->tim_info.tim_bitmap[i / 4];
610			u32 v = __le32_to_cpu(t);
611			arvif->u.ap.tim_bitmap[i] = (v >> ((i % 4) * 8)) & 0xFF;
612		}
613
614		/* FW reports either length 0 or 16
615		 * so we calculate this on our own */
616		arvif->u.ap.tim_len = 0;
617		for (i = 0; i < sizeof(arvif->u.ap.tim_bitmap); i++)
618			if (arvif->u.ap.tim_bitmap[i])
619				arvif->u.ap.tim_len = i;
620
621		arvif->u.ap.tim_len++;
622	}
623
624	ies = bcn->data;
625	ies += ieee80211_hdrlen(hdr->frame_control);
626	ies += 12; /* fixed parameters */
627
628	ie = (u8 *)cfg80211_find_ie(WLAN_EID_TIM, ies,
629				    (u8 *)skb_tail_pointer(bcn) - ies);
630	if (!ie) {
631		if (arvif->vdev_type != WMI_VDEV_TYPE_IBSS)
632			ath10k_warn("no tim ie found;\n");
633		return;
634	}
635
636	tim = (void *)ie + 2;
637	ie_len = ie[1];
638	pvm_len = ie_len - 3; /* exclude dtim count, dtim period, bmap ctl */
639
640	if (pvm_len < arvif->u.ap.tim_len) {
641		int expand_size = sizeof(arvif->u.ap.tim_bitmap) - pvm_len;
642		int move_size = skb_tail_pointer(bcn) - (ie + 2 + ie_len);
643		void *next_ie = ie + 2 + ie_len;
644
645		if (skb_put(bcn, expand_size)) {
646			memmove(next_ie + expand_size, next_ie, move_size);
647
648			ie[1] += expand_size;
649			ie_len += expand_size;
650			pvm_len += expand_size;
651		} else {
652			ath10k_warn("tim expansion failed\n");
653		}
654	}
655
656	if (pvm_len > sizeof(arvif->u.ap.tim_bitmap)) {
657		ath10k_warn("tim pvm length is too great (%d)\n", pvm_len);
658		return;
659	}
660
661	tim->bitmap_ctrl = !!__le32_to_cpu(bcn_info->tim_info.tim_mcast);
662	memcpy(tim->virtual_map, arvif->u.ap.tim_bitmap, pvm_len);
663
664	ath10k_dbg(ATH10K_DBG_MGMT, "dtim %d/%d mcast %d pvmlen %d\n",
665		   tim->dtim_count, tim->dtim_period,
666		   tim->bitmap_ctrl, pvm_len);
667}
668
669static void ath10k_p2p_fill_noa_ie(u8 *data, u32 len,
670				   struct wmi_p2p_noa_info *noa)
671{
672	struct ieee80211_p2p_noa_attr *noa_attr;
673	u8  ctwindow_oppps = noa->ctwindow_oppps;
674	u8 ctwindow = ctwindow_oppps >> WMI_P2P_OPPPS_CTWINDOW_OFFSET;
675	bool oppps = !!(ctwindow_oppps & WMI_P2P_OPPPS_ENABLE_BIT);
676	__le16 *noa_attr_len;
677	u16 attr_len;
678	u8 noa_descriptors = noa->num_descriptors;
679	int i;
680
681	/* P2P IE */
682	data[0] = WLAN_EID_VENDOR_SPECIFIC;
683	data[1] = len - 2;
684	data[2] = (WLAN_OUI_WFA >> 16) & 0xff;
685	data[3] = (WLAN_OUI_WFA >> 8) & 0xff;
686	data[4] = (WLAN_OUI_WFA >> 0) & 0xff;
687	data[5] = WLAN_OUI_TYPE_WFA_P2P;
688
689	/* NOA ATTR */
690	data[6] = IEEE80211_P2P_ATTR_ABSENCE_NOTICE;
691	noa_attr_len = (__le16 *)&data[7]; /* 2 bytes */
692	noa_attr = (struct ieee80211_p2p_noa_attr *)&data[9];
693
694	noa_attr->index = noa->index;
695	noa_attr->oppps_ctwindow = ctwindow;
696	if (oppps)
697		noa_attr->oppps_ctwindow |= IEEE80211_P2P_OPPPS_ENABLE_BIT;
698
699	for (i = 0; i < noa_descriptors; i++) {
700		noa_attr->desc[i].count =
701			__le32_to_cpu(noa->descriptors[i].type_count);
702		noa_attr->desc[i].duration = noa->descriptors[i].duration;
703		noa_attr->desc[i].interval = noa->descriptors[i].interval;
704		noa_attr->desc[i].start_time = noa->descriptors[i].start_time;
705	}
706
707	attr_len = 2; /* index + oppps_ctwindow */
708	attr_len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc);
709	*noa_attr_len = __cpu_to_le16(attr_len);
710}
711
712static u32 ath10k_p2p_calc_noa_ie_len(struct wmi_p2p_noa_info *noa)
713{
714	u32 len = 0;
715	u8 noa_descriptors = noa->num_descriptors;
716	u8 opp_ps_info = noa->ctwindow_oppps;
717	bool opps_enabled = !!(opp_ps_info & WMI_P2P_OPPPS_ENABLE_BIT);
718
719
720	if (!noa_descriptors && !opps_enabled)
721		return len;
722
723	len += 1 + 1 + 4; /* EID + len + OUI */
724	len += 1 + 2; /* noa attr  + attr len */
725	len += 1 + 1; /* index + oppps_ctwindow */
726	len += noa_descriptors * sizeof(struct ieee80211_p2p_noa_desc);
727
728	return len;
729}
730
731static void ath10k_wmi_update_noa(struct ath10k *ar, struct ath10k_vif *arvif,
732				  struct sk_buff *bcn,
733				  struct wmi_bcn_info *bcn_info)
734{
735	struct wmi_p2p_noa_info *noa = &bcn_info->p2p_noa_info;
736	u8 *new_data, *old_data = arvif->u.ap.noa_data;
737	u32 new_len;
738
739	if (arvif->vdev_subtype != WMI_VDEV_SUBTYPE_P2P_GO)
740		return;
741
742	ath10k_dbg(ATH10K_DBG_MGMT, "noa changed: %d\n", noa->changed);
743	if (noa->changed & WMI_P2P_NOA_CHANGED_BIT) {
744		new_len = ath10k_p2p_calc_noa_ie_len(noa);
745		if (!new_len)
746			goto cleanup;
747
748		new_data = kmalloc(new_len, GFP_ATOMIC);
749		if (!new_data)
750			goto cleanup;
751
752		ath10k_p2p_fill_noa_ie(new_data, new_len, noa);
753
754		spin_lock_bh(&ar->data_lock);
755		arvif->u.ap.noa_data = new_data;
756		arvif->u.ap.noa_len = new_len;
757		spin_unlock_bh(&ar->data_lock);
758		kfree(old_data);
759	}
760
761	if (arvif->u.ap.noa_data)
762		if (!pskb_expand_head(bcn, 0, arvif->u.ap.noa_len, GFP_ATOMIC))
763			memcpy(skb_put(bcn, arvif->u.ap.noa_len),
764			       arvif->u.ap.noa_data,
765			       arvif->u.ap.noa_len);
766	return;
767
768cleanup:
769	spin_lock_bh(&ar->data_lock);
770	arvif->u.ap.noa_data = NULL;
771	arvif->u.ap.noa_len = 0;
772	spin_unlock_bh(&ar->data_lock);
773	kfree(old_data);
774}
775
776
777static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb)
778{
779	struct wmi_host_swba_event *ev;
780	u32 map;
781	int i = -1;
782	struct wmi_bcn_info *bcn_info;
783	struct ath10k_vif *arvif;
784	struct sk_buff *bcn;
785	int vdev_id = 0;
786
787	ath10k_dbg(ATH10K_DBG_MGMT, "WMI_HOST_SWBA_EVENTID\n");
788
789	ev = (struct wmi_host_swba_event *)skb->data;
790	map = __le32_to_cpu(ev->vdev_map);
791
792	ath10k_dbg(ATH10K_DBG_MGMT, "host swba:\n"
793		   "-vdev map 0x%x\n",
794		   ev->vdev_map);
795
796	for (; map; map >>= 1, vdev_id++) {
797		if (!(map & 0x1))
798			continue;
799
800		i++;
801
802		if (i >= WMI_MAX_AP_VDEV) {
803			ath10k_warn("swba has corrupted vdev map\n");
804			break;
805		}
806
807		bcn_info = &ev->bcn_info[i];
808
809		ath10k_dbg(ATH10K_DBG_MGMT,
810			   "-bcn_info[%d]:\n"
811			   "--tim_len %d\n"
812			   "--tim_mcast %d\n"
813			   "--tim_changed %d\n"
814			   "--tim_num_ps_pending %d\n"
815			   "--tim_bitmap 0x%08x%08x%08x%08x\n",
816			   i,
817			   __le32_to_cpu(bcn_info->tim_info.tim_len),
818			   __le32_to_cpu(bcn_info->tim_info.tim_mcast),
819			   __le32_to_cpu(bcn_info->tim_info.tim_changed),
820			   __le32_to_cpu(bcn_info->tim_info.tim_num_ps_pending),
821			   __le32_to_cpu(bcn_info->tim_info.tim_bitmap[3]),
822			   __le32_to_cpu(bcn_info->tim_info.tim_bitmap[2]),
823			   __le32_to_cpu(bcn_info->tim_info.tim_bitmap[1]),
824			   __le32_to_cpu(bcn_info->tim_info.tim_bitmap[0]));
825
826		arvif = ath10k_get_arvif(ar, vdev_id);
827		if (arvif == NULL) {
828			ath10k_warn("no vif for vdev_id %d found\n", vdev_id);
829			continue;
830		}
831
832		bcn = ieee80211_beacon_get(ar->hw, arvif->vif);
833		if (!bcn) {
834			ath10k_warn("could not get mac80211 beacon\n");
835			continue;
836		}
837
838		ath10k_tx_h_seq_no(bcn);
839		ath10k_wmi_update_tim(ar, arvif, bcn, bcn_info);
840		ath10k_wmi_update_noa(ar, arvif, bcn, bcn_info);
841
842		spin_lock_bh(&ar->data_lock);
843		if (arvif->beacon) {
844			ath10k_warn("SWBA overrun on vdev %d\n",
845				    arvif->vdev_id);
846			dev_kfree_skb_any(arvif->beacon);
847		}
848
849		arvif->beacon = bcn;
850
851		ath10k_wmi_tx_beacon_nowait(arvif);
852		spin_unlock_bh(&ar->data_lock);
853	}
854}
855
856static void ath10k_wmi_event_tbttoffset_update(struct ath10k *ar,
857					       struct sk_buff *skb)
858{
859	ath10k_dbg(ATH10K_DBG_WMI, "WMI_TBTTOFFSET_UPDATE_EVENTID\n");
860}
861
862static void ath10k_wmi_event_phyerr(struct ath10k *ar, struct sk_buff *skb)
863{
864	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PHYERR_EVENTID\n");
865}
866
867static void ath10k_wmi_event_roam(struct ath10k *ar, struct sk_buff *skb)
868{
869	ath10k_dbg(ATH10K_DBG_WMI, "WMI_ROAM_EVENTID\n");
870}
871
872static void ath10k_wmi_event_profile_match(struct ath10k *ar,
873				    struct sk_buff *skb)
874{
875	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PROFILE_MATCH\n");
876}
877
878static void ath10k_wmi_event_debug_print(struct ath10k *ar,
879				  struct sk_buff *skb)
880{
881	ath10k_dbg(ATH10K_DBG_WMI, "WMI_DEBUG_PRINT_EVENTID\n");
882}
883
884static void ath10k_wmi_event_pdev_qvit(struct ath10k *ar, struct sk_buff *skb)
885{
886	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_QVIT_EVENTID\n");
887}
888
889static void ath10k_wmi_event_wlan_profile_data(struct ath10k *ar,
890					       struct sk_buff *skb)
891{
892	ath10k_dbg(ATH10K_DBG_WMI, "WMI_WLAN_PROFILE_DATA_EVENTID\n");
893}
894
895static void ath10k_wmi_event_rtt_measurement_report(struct ath10k *ar,
896					     struct sk_buff *skb)
897{
898	ath10k_dbg(ATH10K_DBG_WMI, "WMI_RTT_MEASUREMENT_REPORT_EVENTID\n");
899}
900
901static void ath10k_wmi_event_tsf_measurement_report(struct ath10k *ar,
902					     struct sk_buff *skb)
903{
904	ath10k_dbg(ATH10K_DBG_WMI, "WMI_TSF_MEASUREMENT_REPORT_EVENTID\n");
905}
906
907static void ath10k_wmi_event_rtt_error_report(struct ath10k *ar,
908					      struct sk_buff *skb)
909{
910	ath10k_dbg(ATH10K_DBG_WMI, "WMI_RTT_ERROR_REPORT_EVENTID\n");
911}
912
913static void ath10k_wmi_event_wow_wakeup_host(struct ath10k *ar,
914					     struct sk_buff *skb)
915{
916	ath10k_dbg(ATH10K_DBG_WMI, "WMI_WOW_WAKEUP_HOST_EVENTID\n");
917}
918
919static void ath10k_wmi_event_dcs_interference(struct ath10k *ar,
920					      struct sk_buff *skb)
921{
922	ath10k_dbg(ATH10K_DBG_WMI, "WMI_DCS_INTERFERENCE_EVENTID\n");
923}
924
925static void ath10k_wmi_event_pdev_tpc_config(struct ath10k *ar,
926					     struct sk_buff *skb)
927{
928	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_TPC_CONFIG_EVENTID\n");
929}
930
931static void ath10k_wmi_event_pdev_ftm_intg(struct ath10k *ar,
932					   struct sk_buff *skb)
933{
934	ath10k_dbg(ATH10K_DBG_WMI, "WMI_PDEV_FTM_INTG_EVENTID\n");
935}
936
937static void ath10k_wmi_event_gtk_offload_status(struct ath10k *ar,
938					 struct sk_buff *skb)
939{
940	ath10k_dbg(ATH10K_DBG_WMI, "WMI_GTK_OFFLOAD_STATUS_EVENTID\n");
941}
942
943static void ath10k_wmi_event_gtk_rekey_fail(struct ath10k *ar,
944					    struct sk_buff *skb)
945{
946	ath10k_dbg(ATH10K_DBG_WMI, "WMI_GTK_REKEY_FAIL_EVENTID\n");
947}
948
949static void ath10k_wmi_event_delba_complete(struct ath10k *ar,
950					    struct sk_buff *skb)
951{
952	ath10k_dbg(ATH10K_DBG_WMI, "WMI_TX_DELBA_COMPLETE_EVENTID\n");
953}
954
955static void ath10k_wmi_event_addba_complete(struct ath10k *ar,
956					    struct sk_buff *skb)
957{
958	ath10k_dbg(ATH10K_DBG_WMI, "WMI_TX_ADDBA_COMPLETE_EVENTID\n");
959}
960
961static void ath10k_wmi_event_vdev_install_key_complete(struct ath10k *ar,
962						struct sk_buff *skb)
963{
964	ath10k_dbg(ATH10K_DBG_WMI, "WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID\n");
965}
966
967static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar,
968					      struct sk_buff *skb)
969{
970	struct wmi_service_ready_event *ev = (void *)skb->data;
971
972	if (skb->len < sizeof(*ev)) {
973		ath10k_warn("Service ready event was %d B but expected %zu B. Wrong firmware version?\n",
974			    skb->len, sizeof(*ev));
975		return;
976	}
977
978	ar->hw_min_tx_power = __le32_to_cpu(ev->hw_min_tx_power);
979	ar->hw_max_tx_power = __le32_to_cpu(ev->hw_max_tx_power);
980	ar->ht_cap_info = __le32_to_cpu(ev->ht_cap_info);
981	ar->vht_cap_info = __le32_to_cpu(ev->vht_cap_info);
982	ar->fw_version_major =
983		(__le32_to_cpu(ev->sw_version) & 0xff000000) >> 24;
984	ar->fw_version_minor = (__le32_to_cpu(ev->sw_version) & 0x00ffffff);
985	ar->fw_version_release =
986		(__le32_to_cpu(ev->sw_version_1) & 0xffff0000) >> 16;
987	ar->fw_version_build = (__le32_to_cpu(ev->sw_version_1) & 0x0000ffff);
988	ar->phy_capability = __le32_to_cpu(ev->phy_capability);
989	ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains);
990
991	if (ar->fw_version_build > 636)
992		set_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features);
993
994	if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) {
995		ath10k_warn("hardware advertises support for more spatial streams than it should (%d > %d)\n",
996			    ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM);
997		ar->num_rf_chains = WMI_MAX_SPATIAL_STREAM;
998	}
999
1000	ar->ath_common.regulatory.current_rd =
1001		__le32_to_cpu(ev->hal_reg_capabilities.eeprom_rd);
1002
1003	ath10k_debug_read_service_map(ar, ev->wmi_service_bitmap,
1004				      sizeof(ev->wmi_service_bitmap));
1005
1006	if (strlen(ar->hw->wiphy->fw_version) == 0) {
1007		snprintf(ar->hw->wiphy->fw_version,
1008			 sizeof(ar->hw->wiphy->fw_version),
1009			 "%u.%u.%u.%u",
1010			 ar->fw_version_major,
1011			 ar->fw_version_minor,
1012			 ar->fw_version_release,
1013			 ar->fw_version_build);
1014	}
1015
1016	/* FIXME: it probably should be better to support this */
1017	if (__le32_to_cpu(ev->num_mem_reqs) > 0) {
1018		ath10k_warn("target requested %d memory chunks; ignoring\n",
1019			    __le32_to_cpu(ev->num_mem_reqs));
1020	}
1021
1022	ath10k_dbg(ATH10K_DBG_WMI,
1023		   "wmi event service ready sw_ver 0x%08x sw_ver1 0x%08x abi_ver %u phy_cap 0x%08x ht_cap 0x%08x vht_cap 0x%08x vht_supp_msc 0x%08x sys_cap_info 0x%08x mem_reqs %u num_rf_chains %u\n",
1024		   __le32_to_cpu(ev->sw_version),
1025		   __le32_to_cpu(ev->sw_version_1),
1026		   __le32_to_cpu(ev->abi_version),
1027		   __le32_to_cpu(ev->phy_capability),
1028		   __le32_to_cpu(ev->ht_cap_info),
1029		   __le32_to_cpu(ev->vht_cap_info),
1030		   __le32_to_cpu(ev->vht_supp_mcs),
1031		   __le32_to_cpu(ev->sys_cap_info),
1032		   __le32_to_cpu(ev->num_mem_reqs),
1033		   __le32_to_cpu(ev->num_rf_chains));
1034
1035	complete(&ar->wmi.service_ready);
1036}
1037
1038static int ath10k_wmi_ready_event_rx(struct ath10k *ar, struct sk_buff *skb)
1039{
1040	struct wmi_ready_event *ev = (struct wmi_ready_event *)skb->data;
1041
1042	if (WARN_ON(skb->len < sizeof(*ev)))
1043		return -EINVAL;
1044
1045	memcpy(ar->mac_addr, ev->mac_addr.addr, ETH_ALEN);
1046
1047	ath10k_dbg(ATH10K_DBG_WMI,
1048		   "wmi event ready sw_version %u abi_version %u mac_addr %pM status %d\n",
1049		   __le32_to_cpu(ev->sw_version),
1050		   __le32_to_cpu(ev->abi_version),
1051		   ev->mac_addr.addr,
1052		   __le32_to_cpu(ev->status));
1053
1054	complete(&ar->wmi.unified_ready);
1055	return 0;
1056}
1057
1058static void ath10k_wmi_event_process(struct ath10k *ar, struct sk_buff *skb)
1059{
1060	struct wmi_cmd_hdr *cmd_hdr;
1061	enum wmi_event_id id;
1062	u16 len;
1063
1064	cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
1065	id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID);
1066
1067	if (skb_pull(skb, sizeof(struct wmi_cmd_hdr)) == NULL)
1068		return;
1069
1070	len = skb->len;
1071
1072	trace_ath10k_wmi_event(id, skb->data, skb->len);
1073
1074	switch (id) {
1075	case WMI_MGMT_RX_EVENTID:
1076		ath10k_wmi_event_mgmt_rx(ar, skb);
1077		/* mgmt_rx() owns the skb now! */
1078		return;
1079	case WMI_SCAN_EVENTID:
1080		ath10k_wmi_event_scan(ar, skb);
1081		break;
1082	case WMI_CHAN_INFO_EVENTID:
1083		ath10k_wmi_event_chan_info(ar, skb);
1084		break;
1085	case WMI_ECHO_EVENTID:
1086		ath10k_wmi_event_echo(ar, skb);
1087		break;
1088	case WMI_DEBUG_MESG_EVENTID:
1089		ath10k_wmi_event_debug_mesg(ar, skb);
1090		break;
1091	case WMI_UPDATE_STATS_EVENTID:
1092		ath10k_wmi_event_update_stats(ar, skb);
1093		break;
1094	case WMI_VDEV_START_RESP_EVENTID:
1095		ath10k_wmi_event_vdev_start_resp(ar, skb);
1096		break;
1097	case WMI_VDEV_STOPPED_EVENTID:
1098		ath10k_wmi_event_vdev_stopped(ar, skb);
1099		break;
1100	case WMI_PEER_STA_KICKOUT_EVENTID:
1101		ath10k_wmi_event_peer_sta_kickout(ar, skb);
1102		break;
1103	case WMI_HOST_SWBA_EVENTID:
1104		ath10k_wmi_event_host_swba(ar, skb);
1105		break;
1106	case WMI_TBTTOFFSET_UPDATE_EVENTID:
1107		ath10k_wmi_event_tbttoffset_update(ar, skb);
1108		break;
1109	case WMI_PHYERR_EVENTID:
1110		ath10k_wmi_event_phyerr(ar, skb);
1111		break;
1112	case WMI_ROAM_EVENTID:
1113		ath10k_wmi_event_roam(ar, skb);
1114		break;
1115	case WMI_PROFILE_MATCH:
1116		ath10k_wmi_event_profile_match(ar, skb);
1117		break;
1118	case WMI_DEBUG_PRINT_EVENTID:
1119		ath10k_wmi_event_debug_print(ar, skb);
1120		break;
1121	case WMI_PDEV_QVIT_EVENTID:
1122		ath10k_wmi_event_pdev_qvit(ar, skb);
1123		break;
1124	case WMI_WLAN_PROFILE_DATA_EVENTID:
1125		ath10k_wmi_event_wlan_profile_data(ar, skb);
1126		break;
1127	case WMI_RTT_MEASUREMENT_REPORT_EVENTID:
1128		ath10k_wmi_event_rtt_measurement_report(ar, skb);
1129		break;
1130	case WMI_TSF_MEASUREMENT_REPORT_EVENTID:
1131		ath10k_wmi_event_tsf_measurement_report(ar, skb);
1132		break;
1133	case WMI_RTT_ERROR_REPORT_EVENTID:
1134		ath10k_wmi_event_rtt_error_report(ar, skb);
1135		break;
1136	case WMI_WOW_WAKEUP_HOST_EVENTID:
1137		ath10k_wmi_event_wow_wakeup_host(ar, skb);
1138		break;
1139	case WMI_DCS_INTERFERENCE_EVENTID:
1140		ath10k_wmi_event_dcs_interference(ar, skb);
1141		break;
1142	case WMI_PDEV_TPC_CONFIG_EVENTID:
1143		ath10k_wmi_event_pdev_tpc_config(ar, skb);
1144		break;
1145	case WMI_PDEV_FTM_INTG_EVENTID:
1146		ath10k_wmi_event_pdev_ftm_intg(ar, skb);
1147		break;
1148	case WMI_GTK_OFFLOAD_STATUS_EVENTID:
1149		ath10k_wmi_event_gtk_offload_status(ar, skb);
1150		break;
1151	case WMI_GTK_REKEY_FAIL_EVENTID:
1152		ath10k_wmi_event_gtk_rekey_fail(ar, skb);
1153		break;
1154	case WMI_TX_DELBA_COMPLETE_EVENTID:
1155		ath10k_wmi_event_delba_complete(ar, skb);
1156		break;
1157	case WMI_TX_ADDBA_COMPLETE_EVENTID:
1158		ath10k_wmi_event_addba_complete(ar, skb);
1159		break;
1160	case WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID:
1161		ath10k_wmi_event_vdev_install_key_complete(ar, skb);
1162		break;
1163	case WMI_SERVICE_READY_EVENTID:
1164		ath10k_wmi_service_ready_event_rx(ar, skb);
1165		break;
1166	case WMI_READY_EVENTID:
1167		ath10k_wmi_ready_event_rx(ar, skb);
1168		break;
1169	default:
1170		ath10k_warn("Unknown eventid: %d\n", id);
1171		break;
1172	}
1173
1174	dev_kfree_skb(skb);
1175}
1176
1177static void ath10k_wmi_event_work(struct work_struct *work)
1178{
1179	struct ath10k *ar = container_of(work, struct ath10k,
1180					 wmi.wmi_event_work);
1181	struct sk_buff *skb;
1182
1183	for (;;) {
1184		skb = skb_dequeue(&ar->wmi.wmi_event_list);
1185		if (!skb)
1186			break;
1187
1188		ath10k_wmi_event_process(ar, skb);
1189	}
1190}
1191
1192static void ath10k_wmi_process_rx(struct ath10k *ar, struct sk_buff *skb)
1193{
1194	struct wmi_cmd_hdr *cmd_hdr = (struct wmi_cmd_hdr *)skb->data;
1195	enum wmi_event_id event_id;
1196
1197	event_id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID);
1198
1199	/* some events require to be handled ASAP
1200	 * thus can't be defered to a worker thread */
1201	switch (event_id) {
1202	case WMI_MGMT_RX_EVENTID:
1203	case WMI_HOST_SWBA_EVENTID:
1204		ath10k_wmi_event_process(ar, skb);
1205		return;
1206	default:
1207		break;
1208	}
1209
1210	skb_queue_tail(&ar->wmi.wmi_event_list, skb);
1211	queue_work(ar->workqueue, &ar->wmi.wmi_event_work);
1212}
1213
1214/* WMI Initialization functions */
1215int ath10k_wmi_attach(struct ath10k *ar)
1216{
1217	init_completion(&ar->wmi.service_ready);
1218	init_completion(&ar->wmi.unified_ready);
1219	init_waitqueue_head(&ar->wmi.tx_credits_wq);
1220
1221	skb_queue_head_init(&ar->wmi.wmi_event_list);
1222	INIT_WORK(&ar->wmi.wmi_event_work, ath10k_wmi_event_work);
1223
1224	return 0;
1225}
1226
1227void ath10k_wmi_detach(struct ath10k *ar)
1228{
1229	cancel_work_sync(&ar->wmi.wmi_event_work);
1230	skb_queue_purge(&ar->wmi.wmi_event_list);
1231}
1232
1233int ath10k_wmi_connect_htc_service(struct ath10k *ar)
1234{
1235	int status;
1236	struct ath10k_htc_svc_conn_req conn_req;
1237	struct ath10k_htc_svc_conn_resp conn_resp;
1238
1239	memset(&conn_req, 0, sizeof(conn_req));
1240	memset(&conn_resp, 0, sizeof(conn_resp));
1241
1242	/* these fields are the same for all service endpoints */
1243	conn_req.ep_ops.ep_tx_complete = ath10k_wmi_htc_tx_complete;
1244	conn_req.ep_ops.ep_rx_complete = ath10k_wmi_process_rx;
1245	conn_req.ep_ops.ep_tx_credits = ath10k_wmi_op_ep_tx_credits;
1246
1247	/* connect to control service */
1248	conn_req.service_id = ATH10K_HTC_SVC_ID_WMI_CONTROL;
1249
1250	status = ath10k_htc_connect_service(&ar->htc, &conn_req, &conn_resp);
1251	if (status) {
1252		ath10k_warn("failed to connect to WMI CONTROL service status: %d\n",
1253			    status);
1254		return status;
1255	}
1256
1257	ar->wmi.eid = conn_resp.eid;
1258	return 0;
1259}
1260
1261int ath10k_wmi_pdev_set_regdomain(struct ath10k *ar, u16 rd, u16 rd2g,
1262				  u16 rd5g, u16 ctl2g, u16 ctl5g)
1263{
1264	struct wmi_pdev_set_regdomain_cmd *cmd;
1265	struct sk_buff *skb;
1266
1267	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1268	if (!skb)
1269		return -ENOMEM;
1270
1271	cmd = (struct wmi_pdev_set_regdomain_cmd *)skb->data;
1272	cmd->reg_domain = __cpu_to_le32(rd);
1273	cmd->reg_domain_2G = __cpu_to_le32(rd2g);
1274	cmd->reg_domain_5G = __cpu_to_le32(rd5g);
1275	cmd->conformance_test_limit_2G = __cpu_to_le32(ctl2g);
1276	cmd->conformance_test_limit_5G = __cpu_to_le32(ctl5g);
1277
1278	ath10k_dbg(ATH10K_DBG_WMI,
1279		   "wmi pdev regdomain rd %x rd2g %x rd5g %x ctl2g %x ctl5g %x\n",
1280		   rd, rd2g, rd5g, ctl2g, ctl5g);
1281
1282	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_SET_REGDOMAIN_CMDID);
1283}
1284
1285int ath10k_wmi_pdev_set_channel(struct ath10k *ar,
1286				const struct wmi_channel_arg *arg)
1287{
1288	struct wmi_set_channel_cmd *cmd;
1289	struct sk_buff *skb;
1290
1291	if (arg->passive)
1292		return -EINVAL;
1293
1294	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1295	if (!skb)
1296		return -ENOMEM;
1297
1298	cmd = (struct wmi_set_channel_cmd *)skb->data;
1299	cmd->chan.mhz               = __cpu_to_le32(arg->freq);
1300	cmd->chan.band_center_freq1 = __cpu_to_le32(arg->freq);
1301	cmd->chan.mode              = arg->mode;
1302	cmd->chan.min_power         = arg->min_power;
1303	cmd->chan.max_power         = arg->max_power;
1304	cmd->chan.reg_power         = arg->max_reg_power;
1305	cmd->chan.reg_classid       = arg->reg_class_id;
1306	cmd->chan.antenna_max       = arg->max_antenna_gain;
1307
1308	ath10k_dbg(ATH10K_DBG_WMI,
1309		   "wmi set channel mode %d freq %d\n",
1310		   arg->mode, arg->freq);
1311
1312	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_SET_CHANNEL_CMDID);
1313}
1314
1315int ath10k_wmi_pdev_suspend_target(struct ath10k *ar)
1316{
1317	struct wmi_pdev_suspend_cmd *cmd;
1318	struct sk_buff *skb;
1319
1320	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1321	if (!skb)
1322		return -ENOMEM;
1323
1324	cmd = (struct wmi_pdev_suspend_cmd *)skb->data;
1325	cmd->suspend_opt = WMI_PDEV_SUSPEND;
1326
1327	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_SUSPEND_CMDID);
1328}
1329
1330int ath10k_wmi_pdev_resume_target(struct ath10k *ar)
1331{
1332	struct sk_buff *skb;
1333
1334	skb = ath10k_wmi_alloc_skb(0);
1335	if (skb == NULL)
1336		return -ENOMEM;
1337
1338	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_RESUME_CMDID);
1339}
1340
1341int ath10k_wmi_pdev_set_param(struct ath10k *ar, enum wmi_pdev_param id,
1342			      u32 value)
1343{
1344	struct wmi_pdev_set_param_cmd *cmd;
1345	struct sk_buff *skb;
1346
1347	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1348	if (!skb)
1349		return -ENOMEM;
1350
1351	cmd = (struct wmi_pdev_set_param_cmd *)skb->data;
1352	cmd->param_id    = __cpu_to_le32(id);
1353	cmd->param_value = __cpu_to_le32(value);
1354
1355	ath10k_dbg(ATH10K_DBG_WMI, "wmi pdev set param %d value %d\n",
1356		   id, value);
1357	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_SET_PARAM_CMDID);
1358}
1359
1360int ath10k_wmi_cmd_init(struct ath10k *ar)
1361{
1362	struct wmi_init_cmd *cmd;
1363	struct sk_buff *buf;
1364	struct wmi_resource_config config = {};
1365	u32 val;
1366
1367	config.num_vdevs = __cpu_to_le32(TARGET_NUM_VDEVS);
1368	config.num_peers = __cpu_to_le32(TARGET_NUM_PEERS + TARGET_NUM_VDEVS);
1369	config.num_offload_peers = __cpu_to_le32(TARGET_NUM_OFFLOAD_PEERS);
1370
1371	config.num_offload_reorder_bufs =
1372		__cpu_to_le32(TARGET_NUM_OFFLOAD_REORDER_BUFS);
1373
1374	config.num_peer_keys = __cpu_to_le32(TARGET_NUM_PEER_KEYS);
1375	config.num_tids = __cpu_to_le32(TARGET_NUM_TIDS);
1376	config.ast_skid_limit = __cpu_to_le32(TARGET_AST_SKID_LIMIT);
1377	config.tx_chain_mask = __cpu_to_le32(TARGET_TX_CHAIN_MASK);
1378	config.rx_chain_mask = __cpu_to_le32(TARGET_RX_CHAIN_MASK);
1379	config.rx_timeout_pri_vo = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI);
1380	config.rx_timeout_pri_vi = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI);
1381	config.rx_timeout_pri_be = __cpu_to_le32(TARGET_RX_TIMEOUT_LO_PRI);
1382	config.rx_timeout_pri_bk = __cpu_to_le32(TARGET_RX_TIMEOUT_HI_PRI);
1383	config.rx_decap_mode = __cpu_to_le32(TARGET_RX_DECAP_MODE);
1384
1385	config.scan_max_pending_reqs =
1386		__cpu_to_le32(TARGET_SCAN_MAX_PENDING_REQS);
1387
1388	config.bmiss_offload_max_vdev =
1389		__cpu_to_le32(TARGET_BMISS_OFFLOAD_MAX_VDEV);
1390
1391	config.roam_offload_max_vdev =
1392		__cpu_to_le32(TARGET_ROAM_OFFLOAD_MAX_VDEV);
1393
1394	config.roam_offload_max_ap_profiles =
1395		__cpu_to_le32(TARGET_ROAM_OFFLOAD_MAX_AP_PROFILES);
1396
1397	config.num_mcast_groups = __cpu_to_le32(TARGET_NUM_MCAST_GROUPS);
1398	config.num_mcast_table_elems =
1399		__cpu_to_le32(TARGET_NUM_MCAST_TABLE_ELEMS);
1400
1401	config.mcast2ucast_mode = __cpu_to_le32(TARGET_MCAST2UCAST_MODE);
1402	config.tx_dbg_log_size = __cpu_to_le32(TARGET_TX_DBG_LOG_SIZE);
1403	config.num_wds_entries = __cpu_to_le32(TARGET_NUM_WDS_ENTRIES);
1404	config.dma_burst_size = __cpu_to_le32(TARGET_DMA_BURST_SIZE);
1405	config.mac_aggr_delim = __cpu_to_le32(TARGET_MAC_AGGR_DELIM);
1406
1407	val = TARGET_RX_SKIP_DEFRAG_TIMEOUT_DUP_DETECTION_CHECK;
1408	config.rx_skip_defrag_timeout_dup_detection_check = __cpu_to_le32(val);
1409
1410	config.vow_config = __cpu_to_le32(TARGET_VOW_CONFIG);
1411
1412	config.gtk_offload_max_vdev =
1413		__cpu_to_le32(TARGET_GTK_OFFLOAD_MAX_VDEV);
1414
1415	config.num_msdu_desc = __cpu_to_le32(TARGET_NUM_MSDU_DESC);
1416	config.max_frag_entries = __cpu_to_le32(TARGET_MAX_FRAG_ENTRIES);
1417
1418	buf = ath10k_wmi_alloc_skb(sizeof(*cmd));
1419	if (!buf)
1420		return -ENOMEM;
1421
1422	cmd = (struct wmi_init_cmd *)buf->data;
1423	cmd->num_host_mem_chunks = 0;
1424	memcpy(&cmd->resource_config, &config, sizeof(config));
1425
1426	ath10k_dbg(ATH10K_DBG_WMI, "wmi init\n");
1427	return ath10k_wmi_cmd_send(ar, buf, WMI_INIT_CMDID);
1428}
1429
1430static int ath10k_wmi_start_scan_calc_len(const struct wmi_start_scan_arg *arg)
1431{
1432	int len;
1433
1434	len = sizeof(struct wmi_start_scan_cmd);
1435
1436	if (arg->ie_len) {
1437		if (!arg->ie)
1438			return -EINVAL;
1439		if (arg->ie_len > WLAN_SCAN_PARAMS_MAX_IE_LEN)
1440			return -EINVAL;
1441
1442		len += sizeof(struct wmi_ie_data);
1443		len += roundup(arg->ie_len, 4);
1444	}
1445
1446	if (arg->n_channels) {
1447		if (!arg->channels)
1448			return -EINVAL;
1449		if (arg->n_channels > ARRAY_SIZE(arg->channels))
1450			return -EINVAL;
1451
1452		len += sizeof(struct wmi_chan_list);
1453		len += sizeof(__le32) * arg->n_channels;
1454	}
1455
1456	if (arg->n_ssids) {
1457		if (!arg->ssids)
1458			return -EINVAL;
1459		if (arg->n_ssids > WLAN_SCAN_PARAMS_MAX_SSID)
1460			return -EINVAL;
1461
1462		len += sizeof(struct wmi_ssid_list);
1463		len += sizeof(struct wmi_ssid) * arg->n_ssids;
1464	}
1465
1466	if (arg->n_bssids) {
1467		if (!arg->bssids)
1468			return -EINVAL;
1469		if (arg->n_bssids > WLAN_SCAN_PARAMS_MAX_BSSID)
1470			return -EINVAL;
1471
1472		len += sizeof(struct wmi_bssid_list);
1473		len += sizeof(struct wmi_mac_addr) * arg->n_bssids;
1474	}
1475
1476	return len;
1477}
1478
1479int ath10k_wmi_start_scan(struct ath10k *ar,
1480			  const struct wmi_start_scan_arg *arg)
1481{
1482	struct wmi_start_scan_cmd *cmd;
1483	struct sk_buff *skb;
1484	struct wmi_ie_data *ie;
1485	struct wmi_chan_list *channels;
1486	struct wmi_ssid_list *ssids;
1487	struct wmi_bssid_list *bssids;
1488	u32 scan_id;
1489	u32 scan_req_id;
1490	int off;
1491	int len = 0;
1492	int i;
1493
1494	len = ath10k_wmi_start_scan_calc_len(arg);
1495	if (len < 0)
1496		return len; /* len contains error code here */
1497
1498	skb = ath10k_wmi_alloc_skb(len);
1499	if (!skb)
1500		return -ENOMEM;
1501
1502	scan_id  = WMI_HOST_SCAN_REQ_ID_PREFIX;
1503	scan_id |= arg->scan_id;
1504
1505	scan_req_id  = WMI_HOST_SCAN_REQUESTOR_ID_PREFIX;
1506	scan_req_id |= arg->scan_req_id;
1507
1508	cmd = (struct wmi_start_scan_cmd *)skb->data;
1509	cmd->scan_id            = __cpu_to_le32(scan_id);
1510	cmd->scan_req_id        = __cpu_to_le32(scan_req_id);
1511	cmd->vdev_id            = __cpu_to_le32(arg->vdev_id);
1512	cmd->scan_priority      = __cpu_to_le32(arg->scan_priority);
1513	cmd->notify_scan_events = __cpu_to_le32(arg->notify_scan_events);
1514	cmd->dwell_time_active  = __cpu_to_le32(arg->dwell_time_active);
1515	cmd->dwell_time_passive = __cpu_to_le32(arg->dwell_time_passive);
1516	cmd->min_rest_time      = __cpu_to_le32(arg->min_rest_time);
1517	cmd->max_rest_time      = __cpu_to_le32(arg->max_rest_time);
1518	cmd->repeat_probe_time  = __cpu_to_le32(arg->repeat_probe_time);
1519	cmd->probe_spacing_time = __cpu_to_le32(arg->probe_spacing_time);
1520	cmd->idle_time          = __cpu_to_le32(arg->idle_time);
1521	cmd->max_scan_time      = __cpu_to_le32(arg->max_scan_time);
1522	cmd->probe_delay        = __cpu_to_le32(arg->probe_delay);
1523	cmd->scan_ctrl_flags    = __cpu_to_le32(arg->scan_ctrl_flags);
1524
1525	/* TLV list starts after fields included in the struct */
1526	off = sizeof(*cmd);
1527
1528	if (arg->n_channels) {
1529		channels = (void *)skb->data + off;
1530		channels->tag = __cpu_to_le32(WMI_CHAN_LIST_TAG);
1531		channels->num_chan = __cpu_to_le32(arg->n_channels);
1532
1533		for (i = 0; i < arg->n_channels; i++)
1534			channels->channel_list[i] =
1535				__cpu_to_le32(arg->channels[i]);
1536
1537		off += sizeof(*channels);
1538		off += sizeof(__le32) * arg->n_channels;
1539	}
1540
1541	if (arg->n_ssids) {
1542		ssids = (void *)skb->data + off;
1543		ssids->tag = __cpu_to_le32(WMI_SSID_LIST_TAG);
1544		ssids->num_ssids = __cpu_to_le32(arg->n_ssids);
1545
1546		for (i = 0; i < arg->n_ssids; i++) {
1547			ssids->ssids[i].ssid_len =
1548				__cpu_to_le32(arg->ssids[i].len);
1549			memcpy(&ssids->ssids[i].ssid,
1550			       arg->ssids[i].ssid,
1551			       arg->ssids[i].len);
1552		}
1553
1554		off += sizeof(*ssids);
1555		off += sizeof(struct wmi_ssid) * arg->n_ssids;
1556	}
1557
1558	if (arg->n_bssids) {
1559		bssids = (void *)skb->data + off;
1560		bssids->tag = __cpu_to_le32(WMI_BSSID_LIST_TAG);
1561		bssids->num_bssid = __cpu_to_le32(arg->n_bssids);
1562
1563		for (i = 0; i < arg->n_bssids; i++)
1564			memcpy(&bssids->bssid_list[i],
1565			       arg->bssids[i].bssid,
1566			       ETH_ALEN);
1567
1568		off += sizeof(*bssids);
1569		off += sizeof(struct wmi_mac_addr) * arg->n_bssids;
1570	}
1571
1572	if (arg->ie_len) {
1573		ie = (void *)skb->data + off;
1574		ie->tag = __cpu_to_le32(WMI_IE_TAG);
1575		ie->ie_len = __cpu_to_le32(arg->ie_len);
1576		memcpy(ie->ie_data, arg->ie, arg->ie_len);
1577
1578		off += sizeof(*ie);
1579		off += roundup(arg->ie_len, 4);
1580	}
1581
1582	if (off != skb->len) {
1583		dev_kfree_skb(skb);
1584		return -EINVAL;
1585	}
1586
1587	ath10k_dbg(ATH10K_DBG_WMI, "wmi start scan\n");
1588	return ath10k_wmi_cmd_send(ar, skb, WMI_START_SCAN_CMDID);
1589}
1590
1591void ath10k_wmi_start_scan_init(struct ath10k *ar,
1592				struct wmi_start_scan_arg *arg)
1593{
1594	/* setup commonly used values */
1595	arg->scan_req_id = 1;
1596	arg->scan_priority = WMI_SCAN_PRIORITY_LOW;
1597	arg->dwell_time_active = 50;
1598	arg->dwell_time_passive = 150;
1599	arg->min_rest_time = 50;
1600	arg->max_rest_time = 500;
1601	arg->repeat_probe_time = 0;
1602	arg->probe_spacing_time = 0;
1603	arg->idle_time = 0;
1604	arg->max_scan_time = 5000;
1605	arg->probe_delay = 5;
1606	arg->notify_scan_events = WMI_SCAN_EVENT_STARTED
1607		| WMI_SCAN_EVENT_COMPLETED
1608		| WMI_SCAN_EVENT_BSS_CHANNEL
1609		| WMI_SCAN_EVENT_FOREIGN_CHANNEL
1610		| WMI_SCAN_EVENT_DEQUEUED;
1611	arg->scan_ctrl_flags |= WMI_SCAN_ADD_OFDM_RATES;
1612	arg->scan_ctrl_flags |= WMI_SCAN_CHAN_STAT_EVENT;
1613	arg->n_bssids = 1;
1614	arg->bssids[0].bssid = "\xFF\xFF\xFF\xFF\xFF\xFF";
1615}
1616
1617int ath10k_wmi_stop_scan(struct ath10k *ar, const struct wmi_stop_scan_arg *arg)
1618{
1619	struct wmi_stop_scan_cmd *cmd;
1620	struct sk_buff *skb;
1621	u32 scan_id;
1622	u32 req_id;
1623
1624	if (arg->req_id > 0xFFF)
1625		return -EINVAL;
1626	if (arg->req_type == WMI_SCAN_STOP_ONE && arg->u.scan_id > 0xFFF)
1627		return -EINVAL;
1628
1629	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1630	if (!skb)
1631		return -ENOMEM;
1632
1633	scan_id = arg->u.scan_id;
1634	scan_id |= WMI_HOST_SCAN_REQ_ID_PREFIX;
1635
1636	req_id = arg->req_id;
1637	req_id |= WMI_HOST_SCAN_REQUESTOR_ID_PREFIX;
1638
1639	cmd = (struct wmi_stop_scan_cmd *)skb->data;
1640	cmd->req_type    = __cpu_to_le32(arg->req_type);
1641	cmd->vdev_id     = __cpu_to_le32(arg->u.vdev_id);
1642	cmd->scan_id     = __cpu_to_le32(scan_id);
1643	cmd->scan_req_id = __cpu_to_le32(req_id);
1644
1645	ath10k_dbg(ATH10K_DBG_WMI,
1646		   "wmi stop scan reqid %d req_type %d vdev/scan_id %d\n",
1647		   arg->req_id, arg->req_type, arg->u.scan_id);
1648	return ath10k_wmi_cmd_send(ar, skb, WMI_STOP_SCAN_CMDID);
1649}
1650
1651int ath10k_wmi_vdev_create(struct ath10k *ar, u32 vdev_id,
1652			   enum wmi_vdev_type type,
1653			   enum wmi_vdev_subtype subtype,
1654			   const u8 macaddr[ETH_ALEN])
1655{
1656	struct wmi_vdev_create_cmd *cmd;
1657	struct sk_buff *skb;
1658
1659	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1660	if (!skb)
1661		return -ENOMEM;
1662
1663	cmd = (struct wmi_vdev_create_cmd *)skb->data;
1664	cmd->vdev_id      = __cpu_to_le32(vdev_id);
1665	cmd->vdev_type    = __cpu_to_le32(type);
1666	cmd->vdev_subtype = __cpu_to_le32(subtype);
1667	memcpy(cmd->vdev_macaddr.addr, macaddr, ETH_ALEN);
1668
1669	ath10k_dbg(ATH10K_DBG_WMI,
1670		   "WMI vdev create: id %d type %d subtype %d macaddr %pM\n",
1671		   vdev_id, type, subtype, macaddr);
1672
1673	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_CREATE_CMDID);
1674}
1675
1676int ath10k_wmi_vdev_delete(struct ath10k *ar, u32 vdev_id)
1677{
1678	struct wmi_vdev_delete_cmd *cmd;
1679	struct sk_buff *skb;
1680
1681	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1682	if (!skb)
1683		return -ENOMEM;
1684
1685	cmd = (struct wmi_vdev_delete_cmd *)skb->data;
1686	cmd->vdev_id = __cpu_to_le32(vdev_id);
1687
1688	ath10k_dbg(ATH10K_DBG_WMI,
1689		   "WMI vdev delete id %d\n", vdev_id);
1690
1691	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_DELETE_CMDID);
1692}
1693
1694static int ath10k_wmi_vdev_start_restart(struct ath10k *ar,
1695				const struct wmi_vdev_start_request_arg *arg,
1696				enum wmi_cmd_id cmd_id)
1697{
1698	struct wmi_vdev_start_request_cmd *cmd;
1699	struct sk_buff *skb;
1700	const char *cmdname;
1701	u32 flags = 0;
1702
1703	if (cmd_id != WMI_VDEV_START_REQUEST_CMDID &&
1704	    cmd_id != WMI_VDEV_RESTART_REQUEST_CMDID)
1705		return -EINVAL;
1706	if (WARN_ON(arg->ssid && arg->ssid_len == 0))
1707		return -EINVAL;
1708	if (WARN_ON(arg->hidden_ssid && !arg->ssid))
1709		return -EINVAL;
1710	if (WARN_ON(arg->ssid_len > sizeof(cmd->ssid.ssid)))
1711		return -EINVAL;
1712
1713	if (cmd_id == WMI_VDEV_START_REQUEST_CMDID)
1714		cmdname = "start";
1715	else if (cmd_id == WMI_VDEV_RESTART_REQUEST_CMDID)
1716		cmdname = "restart";
1717	else
1718		return -EINVAL; /* should not happen, we already check cmd_id */
1719
1720	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1721	if (!skb)
1722		return -ENOMEM;
1723
1724	if (arg->hidden_ssid)
1725		flags |= WMI_VDEV_START_HIDDEN_SSID;
1726	if (arg->pmf_enabled)
1727		flags |= WMI_VDEV_START_PMF_ENABLED;
1728
1729	cmd = (struct wmi_vdev_start_request_cmd *)skb->data;
1730	cmd->vdev_id         = __cpu_to_le32(arg->vdev_id);
1731	cmd->disable_hw_ack  = __cpu_to_le32(arg->disable_hw_ack);
1732	cmd->beacon_interval = __cpu_to_le32(arg->bcn_intval);
1733	cmd->dtim_period     = __cpu_to_le32(arg->dtim_period);
1734	cmd->flags           = __cpu_to_le32(flags);
1735	cmd->bcn_tx_rate     = __cpu_to_le32(arg->bcn_tx_rate);
1736	cmd->bcn_tx_power    = __cpu_to_le32(arg->bcn_tx_power);
1737
1738	if (arg->ssid) {
1739		cmd->ssid.ssid_len = __cpu_to_le32(arg->ssid_len);
1740		memcpy(cmd->ssid.ssid, arg->ssid, arg->ssid_len);
1741	}
1742
1743	cmd->chan.mhz = __cpu_to_le32(arg->channel.freq);
1744
1745	cmd->chan.band_center_freq1 =
1746		__cpu_to_le32(arg->channel.band_center_freq1);
1747
1748	cmd->chan.mode = arg->channel.mode;
1749	cmd->chan.min_power = arg->channel.min_power;
1750	cmd->chan.max_power = arg->channel.max_power;
1751	cmd->chan.reg_power = arg->channel.max_reg_power;
1752	cmd->chan.reg_classid = arg->channel.reg_class_id;
1753	cmd->chan.antenna_max = arg->channel.max_antenna_gain;
1754
1755	ath10k_dbg(ATH10K_DBG_WMI,
1756		   "wmi vdev %s id 0x%x freq %d, mode %d, ch_flags: 0x%0X,"
1757		   "max_power: %d\n", cmdname, arg->vdev_id, arg->channel.freq,
1758		   arg->channel.mode, flags, arg->channel.max_power);
1759
1760	return ath10k_wmi_cmd_send(ar, skb, cmd_id);
1761}
1762
1763int ath10k_wmi_vdev_start(struct ath10k *ar,
1764			  const struct wmi_vdev_start_request_arg *arg)
1765{
1766	return ath10k_wmi_vdev_start_restart(ar, arg,
1767					     WMI_VDEV_START_REQUEST_CMDID);
1768}
1769
1770int ath10k_wmi_vdev_restart(struct ath10k *ar,
1771		     const struct wmi_vdev_start_request_arg *arg)
1772{
1773	return ath10k_wmi_vdev_start_restart(ar, arg,
1774					     WMI_VDEV_RESTART_REQUEST_CMDID);
1775}
1776
1777int ath10k_wmi_vdev_stop(struct ath10k *ar, u32 vdev_id)
1778{
1779	struct wmi_vdev_stop_cmd *cmd;
1780	struct sk_buff *skb;
1781
1782	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1783	if (!skb)
1784		return -ENOMEM;
1785
1786	cmd = (struct wmi_vdev_stop_cmd *)skb->data;
1787	cmd->vdev_id = __cpu_to_le32(vdev_id);
1788
1789	ath10k_dbg(ATH10K_DBG_WMI, "wmi vdev stop id 0x%x\n", vdev_id);
1790
1791	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_STOP_CMDID);
1792}
1793
1794int ath10k_wmi_vdev_up(struct ath10k *ar, u32 vdev_id, u32 aid, const u8 *bssid)
1795{
1796	struct wmi_vdev_up_cmd *cmd;
1797	struct sk_buff *skb;
1798
1799	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1800	if (!skb)
1801		return -ENOMEM;
1802
1803	cmd = (struct wmi_vdev_up_cmd *)skb->data;
1804	cmd->vdev_id       = __cpu_to_le32(vdev_id);
1805	cmd->vdev_assoc_id = __cpu_to_le32(aid);
1806	memcpy(&cmd->vdev_bssid.addr, bssid, 6);
1807
1808	ath10k_dbg(ATH10K_DBG_WMI,
1809		   "wmi mgmt vdev up id 0x%x assoc id %d bssid %pM\n",
1810		   vdev_id, aid, bssid);
1811
1812	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_UP_CMDID);
1813}
1814
1815int ath10k_wmi_vdev_down(struct ath10k *ar, u32 vdev_id)
1816{
1817	struct wmi_vdev_down_cmd *cmd;
1818	struct sk_buff *skb;
1819
1820	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1821	if (!skb)
1822		return -ENOMEM;
1823
1824	cmd = (struct wmi_vdev_down_cmd *)skb->data;
1825	cmd->vdev_id = __cpu_to_le32(vdev_id);
1826
1827	ath10k_dbg(ATH10K_DBG_WMI,
1828		   "wmi mgmt vdev down id 0x%x\n", vdev_id);
1829
1830	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_DOWN_CMDID);
1831}
1832
1833int ath10k_wmi_vdev_set_param(struct ath10k *ar, u32 vdev_id,
1834			      enum wmi_vdev_param param_id, u32 param_value)
1835{
1836	struct wmi_vdev_set_param_cmd *cmd;
1837	struct sk_buff *skb;
1838
1839	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1840	if (!skb)
1841		return -ENOMEM;
1842
1843	cmd = (struct wmi_vdev_set_param_cmd *)skb->data;
1844	cmd->vdev_id     = __cpu_to_le32(vdev_id);
1845	cmd->param_id    = __cpu_to_le32(param_id);
1846	cmd->param_value = __cpu_to_le32(param_value);
1847
1848	ath10k_dbg(ATH10K_DBG_WMI,
1849		   "wmi vdev id 0x%x set param %d value %d\n",
1850		   vdev_id, param_id, param_value);
1851
1852	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_SET_PARAM_CMDID);
1853}
1854
1855int ath10k_wmi_vdev_install_key(struct ath10k *ar,
1856				const struct wmi_vdev_install_key_arg *arg)
1857{
1858	struct wmi_vdev_install_key_cmd *cmd;
1859	struct sk_buff *skb;
1860
1861	if (arg->key_cipher == WMI_CIPHER_NONE && arg->key_data != NULL)
1862		return -EINVAL;
1863	if (arg->key_cipher != WMI_CIPHER_NONE && arg->key_data == NULL)
1864		return -EINVAL;
1865
1866	skb = ath10k_wmi_alloc_skb(sizeof(*cmd) + arg->key_len);
1867	if (!skb)
1868		return -ENOMEM;
1869
1870	cmd = (struct wmi_vdev_install_key_cmd *)skb->data;
1871	cmd->vdev_id       = __cpu_to_le32(arg->vdev_id);
1872	cmd->key_idx       = __cpu_to_le32(arg->key_idx);
1873	cmd->key_flags     = __cpu_to_le32(arg->key_flags);
1874	cmd->key_cipher    = __cpu_to_le32(arg->key_cipher);
1875	cmd->key_len       = __cpu_to_le32(arg->key_len);
1876	cmd->key_txmic_len = __cpu_to_le32(arg->key_txmic_len);
1877	cmd->key_rxmic_len = __cpu_to_le32(arg->key_rxmic_len);
1878
1879	if (arg->macaddr)
1880		memcpy(cmd->peer_macaddr.addr, arg->macaddr, ETH_ALEN);
1881	if (arg->key_data)
1882		memcpy(cmd->key_data, arg->key_data, arg->key_len);
1883
1884	ath10k_dbg(ATH10K_DBG_WMI,
1885		   "wmi vdev install key idx %d cipher %d len %d\n",
1886		   arg->key_idx, arg->key_cipher, arg->key_len);
1887	return ath10k_wmi_cmd_send(ar, skb, WMI_VDEV_INSTALL_KEY_CMDID);
1888}
1889
1890int ath10k_wmi_peer_create(struct ath10k *ar, u32 vdev_id,
1891			   const u8 peer_addr[ETH_ALEN])
1892{
1893	struct wmi_peer_create_cmd *cmd;
1894	struct sk_buff *skb;
1895
1896	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1897	if (!skb)
1898		return -ENOMEM;
1899
1900	cmd = (struct wmi_peer_create_cmd *)skb->data;
1901	cmd->vdev_id = __cpu_to_le32(vdev_id);
1902	memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN);
1903
1904	ath10k_dbg(ATH10K_DBG_WMI,
1905		   "wmi peer create vdev_id %d peer_addr %pM\n",
1906		   vdev_id, peer_addr);
1907	return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_CREATE_CMDID);
1908}
1909
1910int ath10k_wmi_peer_delete(struct ath10k *ar, u32 vdev_id,
1911			   const u8 peer_addr[ETH_ALEN])
1912{
1913	struct wmi_peer_delete_cmd *cmd;
1914	struct sk_buff *skb;
1915
1916	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1917	if (!skb)
1918		return -ENOMEM;
1919
1920	cmd = (struct wmi_peer_delete_cmd *)skb->data;
1921	cmd->vdev_id = __cpu_to_le32(vdev_id);
1922	memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN);
1923
1924	ath10k_dbg(ATH10K_DBG_WMI,
1925		   "wmi peer delete vdev_id %d peer_addr %pM\n",
1926		   vdev_id, peer_addr);
1927	return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_DELETE_CMDID);
1928}
1929
1930int ath10k_wmi_peer_flush(struct ath10k *ar, u32 vdev_id,
1931			  const u8 peer_addr[ETH_ALEN], u32 tid_bitmap)
1932{
1933	struct wmi_peer_flush_tids_cmd *cmd;
1934	struct sk_buff *skb;
1935
1936	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1937	if (!skb)
1938		return -ENOMEM;
1939
1940	cmd = (struct wmi_peer_flush_tids_cmd *)skb->data;
1941	cmd->vdev_id         = __cpu_to_le32(vdev_id);
1942	cmd->peer_tid_bitmap = __cpu_to_le32(tid_bitmap);
1943	memcpy(cmd->peer_macaddr.addr, peer_addr, ETH_ALEN);
1944
1945	ath10k_dbg(ATH10K_DBG_WMI,
1946		   "wmi peer flush vdev_id %d peer_addr %pM tids %08x\n",
1947		   vdev_id, peer_addr, tid_bitmap);
1948	return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_FLUSH_TIDS_CMDID);
1949}
1950
1951int ath10k_wmi_peer_set_param(struct ath10k *ar, u32 vdev_id,
1952			      const u8 *peer_addr, enum wmi_peer_param param_id,
1953			      u32 param_value)
1954{
1955	struct wmi_peer_set_param_cmd *cmd;
1956	struct sk_buff *skb;
1957
1958	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1959	if (!skb)
1960		return -ENOMEM;
1961
1962	cmd = (struct wmi_peer_set_param_cmd *)skb->data;
1963	cmd->vdev_id     = __cpu_to_le32(vdev_id);
1964	cmd->param_id    = __cpu_to_le32(param_id);
1965	cmd->param_value = __cpu_to_le32(param_value);
1966	memcpy(&cmd->peer_macaddr.addr, peer_addr, 6);
1967
1968	ath10k_dbg(ATH10K_DBG_WMI,
1969		   "wmi vdev %d peer 0x%pM set param %d value %d\n",
1970		   vdev_id, peer_addr, param_id, param_value);
1971
1972	return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_SET_PARAM_CMDID);
1973}
1974
1975int ath10k_wmi_set_psmode(struct ath10k *ar, u32 vdev_id,
1976			  enum wmi_sta_ps_mode psmode)
1977{
1978	struct wmi_sta_powersave_mode_cmd *cmd;
1979	struct sk_buff *skb;
1980
1981	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
1982	if (!skb)
1983		return -ENOMEM;
1984
1985	cmd = (struct wmi_sta_powersave_mode_cmd *)skb->data;
1986	cmd->vdev_id     = __cpu_to_le32(vdev_id);
1987	cmd->sta_ps_mode = __cpu_to_le32(psmode);
1988
1989	ath10k_dbg(ATH10K_DBG_WMI,
1990		   "wmi set powersave id 0x%x mode %d\n",
1991		   vdev_id, psmode);
1992
1993	return ath10k_wmi_cmd_send(ar, skb, WMI_STA_POWERSAVE_MODE_CMDID);
1994}
1995
1996int ath10k_wmi_set_sta_ps_param(struct ath10k *ar, u32 vdev_id,
1997				enum wmi_sta_powersave_param param_id,
1998				u32 value)
1999{
2000	struct wmi_sta_powersave_param_cmd *cmd;
2001	struct sk_buff *skb;
2002
2003	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2004	if (!skb)
2005		return -ENOMEM;
2006
2007	cmd = (struct wmi_sta_powersave_param_cmd *)skb->data;
2008	cmd->vdev_id     = __cpu_to_le32(vdev_id);
2009	cmd->param_id    = __cpu_to_le32(param_id);
2010	cmd->param_value = __cpu_to_le32(value);
2011
2012	ath10k_dbg(ATH10K_DBG_WMI,
2013		   "wmi sta ps param vdev_id 0x%x param %d value %d\n",
2014		   vdev_id, param_id, value);
2015	return ath10k_wmi_cmd_send(ar, skb, WMI_STA_POWERSAVE_PARAM_CMDID);
2016}
2017
2018int ath10k_wmi_set_ap_ps_param(struct ath10k *ar, u32 vdev_id, const u8 *mac,
2019			       enum wmi_ap_ps_peer_param param_id, u32 value)
2020{
2021	struct wmi_ap_ps_peer_cmd *cmd;
2022	struct sk_buff *skb;
2023
2024	if (!mac)
2025		return -EINVAL;
2026
2027	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2028	if (!skb)
2029		return -ENOMEM;
2030
2031	cmd = (struct wmi_ap_ps_peer_cmd *)skb->data;
2032	cmd->vdev_id = __cpu_to_le32(vdev_id);
2033	cmd->param_id = __cpu_to_le32(param_id);
2034	cmd->param_value = __cpu_to_le32(value);
2035	memcpy(&cmd->peer_macaddr, mac, ETH_ALEN);
2036
2037	ath10k_dbg(ATH10K_DBG_WMI,
2038		   "wmi ap ps param vdev_id 0x%X param %d value %d mac_addr %pM\n",
2039		   vdev_id, param_id, value, mac);
2040
2041	return ath10k_wmi_cmd_send(ar, skb, WMI_AP_PS_PEER_PARAM_CMDID);
2042}
2043
2044int ath10k_wmi_scan_chan_list(struct ath10k *ar,
2045			      const struct wmi_scan_chan_list_arg *arg)
2046{
2047	struct wmi_scan_chan_list_cmd *cmd;
2048	struct sk_buff *skb;
2049	struct wmi_channel_arg *ch;
2050	struct wmi_channel *ci;
2051	int len;
2052	int i;
2053
2054	len = sizeof(*cmd) + arg->n_channels * sizeof(struct wmi_channel);
2055
2056	skb = ath10k_wmi_alloc_skb(len);
2057	if (!skb)
2058		return -EINVAL;
2059
2060	cmd = (struct wmi_scan_chan_list_cmd *)skb->data;
2061	cmd->num_scan_chans = __cpu_to_le32(arg->n_channels);
2062
2063	for (i = 0; i < arg->n_channels; i++) {
2064		u32 flags = 0;
2065
2066		ch = &arg->channels[i];
2067		ci = &cmd->chan_info[i];
2068
2069		if (ch->passive)
2070			flags |= WMI_CHAN_FLAG_PASSIVE;
2071		if (ch->allow_ibss)
2072			flags |= WMI_CHAN_FLAG_ADHOC_ALLOWED;
2073		if (ch->allow_ht)
2074			flags |= WMI_CHAN_FLAG_ALLOW_HT;
2075		if (ch->allow_vht)
2076			flags |= WMI_CHAN_FLAG_ALLOW_VHT;
2077		if (ch->ht40plus)
2078			flags |= WMI_CHAN_FLAG_HT40_PLUS;
2079
2080		ci->mhz               = __cpu_to_le32(ch->freq);
2081		ci->band_center_freq1 = __cpu_to_le32(ch->freq);
2082		ci->band_center_freq2 = 0;
2083		ci->min_power         = ch->min_power;
2084		ci->max_power         = ch->max_power;
2085		ci->reg_power         = ch->max_reg_power;
2086		ci->antenna_max       = ch->max_antenna_gain;
2087		ci->antenna_max       = 0;
2088
2089		/* mode & flags share storage */
2090		ci->mode              = ch->mode;
2091		ci->flags            |= __cpu_to_le32(flags);
2092	}
2093
2094	return ath10k_wmi_cmd_send(ar, skb, WMI_SCAN_CHAN_LIST_CMDID);
2095}
2096
2097int ath10k_wmi_peer_assoc(struct ath10k *ar,
2098			  const struct wmi_peer_assoc_complete_arg *arg)
2099{
2100	struct wmi_peer_assoc_complete_cmd *cmd;
2101	struct sk_buff *skb;
2102
2103	if (arg->peer_mpdu_density > 16)
2104		return -EINVAL;
2105	if (arg->peer_legacy_rates.num_rates > MAX_SUPPORTED_RATES)
2106		return -EINVAL;
2107	if (arg->peer_ht_rates.num_rates > MAX_SUPPORTED_RATES)
2108		return -EINVAL;
2109
2110	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2111	if (!skb)
2112		return -ENOMEM;
2113
2114	cmd = (struct wmi_peer_assoc_complete_cmd *)skb->data;
2115	cmd->vdev_id            = __cpu_to_le32(arg->vdev_id);
2116	cmd->peer_new_assoc     = __cpu_to_le32(arg->peer_reassoc ? 0 : 1);
2117	cmd->peer_associd       = __cpu_to_le32(arg->peer_aid);
2118	cmd->peer_flags         = __cpu_to_le32(arg->peer_flags);
2119	cmd->peer_caps          = __cpu_to_le32(arg->peer_caps);
2120	cmd->peer_listen_intval = __cpu_to_le32(arg->peer_listen_intval);
2121	cmd->peer_ht_caps       = __cpu_to_le32(arg->peer_ht_caps);
2122	cmd->peer_max_mpdu      = __cpu_to_le32(arg->peer_max_mpdu);
2123	cmd->peer_mpdu_density  = __cpu_to_le32(arg->peer_mpdu_density);
2124	cmd->peer_rate_caps     = __cpu_to_le32(arg->peer_rate_caps);
2125	cmd->peer_nss           = __cpu_to_le32(arg->peer_num_spatial_streams);
2126	cmd->peer_vht_caps      = __cpu_to_le32(arg->peer_vht_caps);
2127	cmd->peer_phymode       = __cpu_to_le32(arg->peer_phymode);
2128
2129	memcpy(cmd->peer_macaddr.addr, arg->addr, ETH_ALEN);
2130
2131	cmd->peer_legacy_rates.num_rates =
2132		__cpu_to_le32(arg->peer_legacy_rates.num_rates);
2133	memcpy(cmd->peer_legacy_rates.rates, arg->peer_legacy_rates.rates,
2134	       arg->peer_legacy_rates.num_rates);
2135
2136	cmd->peer_ht_rates.num_rates =
2137		__cpu_to_le32(arg->peer_ht_rates.num_rates);
2138	memcpy(cmd->peer_ht_rates.rates, arg->peer_ht_rates.rates,
2139	       arg->peer_ht_rates.num_rates);
2140
2141	cmd->peer_vht_rates.rx_max_rate =
2142		__cpu_to_le32(arg->peer_vht_rates.rx_max_rate);
2143	cmd->peer_vht_rates.rx_mcs_set =
2144		__cpu_to_le32(arg->peer_vht_rates.rx_mcs_set);
2145	cmd->peer_vht_rates.tx_max_rate =
2146		__cpu_to_le32(arg->peer_vht_rates.tx_max_rate);
2147	cmd->peer_vht_rates.tx_mcs_set =
2148		__cpu_to_le32(arg->peer_vht_rates.tx_mcs_set);
2149
2150	ath10k_dbg(ATH10K_DBG_WMI,
2151		   "wmi peer assoc vdev %d addr %pM\n",
2152		   arg->vdev_id, arg->addr);
2153	return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_ASSOC_CMDID);
2154}
2155
2156int ath10k_wmi_beacon_send_nowait(struct ath10k *ar,
2157				  const struct wmi_bcn_tx_arg *arg)
2158{
2159	struct wmi_bcn_tx_cmd *cmd;
2160	struct sk_buff *skb;
2161
2162	skb = ath10k_wmi_alloc_skb(sizeof(*cmd) + arg->bcn_len);
2163	if (!skb)
2164		return -ENOMEM;
2165
2166	cmd = (struct wmi_bcn_tx_cmd *)skb->data;
2167	cmd->hdr.vdev_id  = __cpu_to_le32(arg->vdev_id);
2168	cmd->hdr.tx_rate  = __cpu_to_le32(arg->tx_rate);
2169	cmd->hdr.tx_power = __cpu_to_le32(arg->tx_power);
2170	cmd->hdr.bcn_len  = __cpu_to_le32(arg->bcn_len);
2171	memcpy(cmd->bcn, arg->bcn, arg->bcn_len);
2172
2173	return ath10k_wmi_cmd_send_nowait(ar, skb, WMI_BCN_TX_CMDID);
2174}
2175
2176static void ath10k_wmi_pdev_set_wmm_param(struct wmi_wmm_params *params,
2177					  const struct wmi_wmm_params_arg *arg)
2178{
2179	params->cwmin  = __cpu_to_le32(arg->cwmin);
2180	params->cwmax  = __cpu_to_le32(arg->cwmax);
2181	params->aifs   = __cpu_to_le32(arg->aifs);
2182	params->txop   = __cpu_to_le32(arg->txop);
2183	params->acm    = __cpu_to_le32(arg->acm);
2184	params->no_ack = __cpu_to_le32(arg->no_ack);
2185}
2186
2187int ath10k_wmi_pdev_set_wmm_params(struct ath10k *ar,
2188			const struct wmi_pdev_set_wmm_params_arg *arg)
2189{
2190	struct wmi_pdev_set_wmm_params *cmd;
2191	struct sk_buff *skb;
2192
2193	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2194	if (!skb)
2195		return -ENOMEM;
2196
2197	cmd = (struct wmi_pdev_set_wmm_params *)skb->data;
2198	ath10k_wmi_pdev_set_wmm_param(&cmd->ac_be, &arg->ac_be);
2199	ath10k_wmi_pdev_set_wmm_param(&cmd->ac_bk, &arg->ac_bk);
2200	ath10k_wmi_pdev_set_wmm_param(&cmd->ac_vi, &arg->ac_vi);
2201	ath10k_wmi_pdev_set_wmm_param(&cmd->ac_vo, &arg->ac_vo);
2202
2203	ath10k_dbg(ATH10K_DBG_WMI, "wmi pdev set wmm params\n");
2204	return ath10k_wmi_cmd_send(ar, skb, WMI_PDEV_SET_WMM_PARAMS_CMDID);
2205}
2206
2207int ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id)
2208{
2209	struct wmi_request_stats_cmd *cmd;
2210	struct sk_buff *skb;
2211
2212	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2213	if (!skb)
2214		return -ENOMEM;
2215
2216	cmd = (struct wmi_request_stats_cmd *)skb->data;
2217	cmd->stats_id = __cpu_to_le32(stats_id);
2218
2219	ath10k_dbg(ATH10K_DBG_WMI, "wmi request stats %d\n", (int)stats_id);
2220	return ath10k_wmi_cmd_send(ar, skb, WMI_REQUEST_STATS_CMDID);
2221}
2222
2223int ath10k_wmi_force_fw_hang(struct ath10k *ar,
2224			     enum wmi_force_fw_hang_type type, u32 delay_ms)
2225{
2226	struct wmi_force_fw_hang_cmd *cmd;
2227	struct sk_buff *skb;
2228
2229	skb = ath10k_wmi_alloc_skb(sizeof(*cmd));
2230	if (!skb)
2231		return -ENOMEM;
2232
2233	cmd = (struct wmi_force_fw_hang_cmd *)skb->data;
2234	cmd->type = __cpu_to_le32(type);
2235	cmd->delay_ms = __cpu_to_le32(delay_ms);
2236
2237	ath10k_dbg(ATH10K_DBG_WMI, "wmi force fw hang %d delay %d\n",
2238		   type, delay_ms);
2239	return ath10k_wmi_cmd_send(ar, skb, WMI_FORCE_FW_HANG_CMDID);
2240}
2241