1 /*
2 * Copyright (c) 2004-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2012 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/ip.h>
19 #include <linux/in.h>
20 #include "core.h"
21 #include "debug.h"
22 #include "testmode.h"
23 #include "trace.h"
24 #include "../regd.h"
25 #include "../regd_common.h"
26
27 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
28
29 static const s32 wmi_rate_tbl[][2] = {
30 /* {W/O SGI, with SGI} */
31 {1000, 1000},
32 {2000, 2000},
33 {5500, 5500},
34 {11000, 11000},
35 {6000, 6000},
36 {9000, 9000},
37 {12000, 12000},
38 {18000, 18000},
39 {24000, 24000},
40 {36000, 36000},
41 {48000, 48000},
42 {54000, 54000},
43 {6500, 7200},
44 {13000, 14400},
45 {19500, 21700},
46 {26000, 28900},
47 {39000, 43300},
48 {52000, 57800},
49 {58500, 65000},
50 {65000, 72200},
51 {13500, 15000},
52 {27000, 30000},
53 {40500, 45000},
54 {54000, 60000},
55 {81000, 90000},
56 {108000, 120000},
57 {121500, 135000},
58 {135000, 150000},
59 {0, 0}
60 };
61
62 static const s32 wmi_rate_tbl_mcs15[][2] = {
63 /* {W/O SGI, with SGI} */
64 {1000, 1000},
65 {2000, 2000},
66 {5500, 5500},
67 {11000, 11000},
68 {6000, 6000},
69 {9000, 9000},
70 {12000, 12000},
71 {18000, 18000},
72 {24000, 24000},
73 {36000, 36000},
74 {48000, 48000},
75 {54000, 54000},
76 {6500, 7200}, /* HT 20, MCS 0 */
77 {13000, 14400},
78 {19500, 21700},
79 {26000, 28900},
80 {39000, 43300},
81 {52000, 57800},
82 {58500, 65000},
83 {65000, 72200},
84 {13000, 14400}, /* HT 20, MCS 8 */
85 {26000, 28900},
86 {39000, 43300},
87 {52000, 57800},
88 {78000, 86700},
89 {104000, 115600},
90 {117000, 130000},
91 {130000, 144400}, /* HT 20, MCS 15 */
92 {13500, 15000}, /*HT 40, MCS 0 */
93 {27000, 30000},
94 {40500, 45000},
95 {54000, 60000},
96 {81000, 90000},
97 {108000, 120000},
98 {121500, 135000},
99 {135000, 150000},
100 {27000, 30000}, /*HT 40, MCS 8 */
101 {54000, 60000},
102 {81000, 90000},
103 {108000, 120000},
104 {162000, 180000},
105 {216000, 240000},
106 {243000, 270000},
107 {270000, 300000}, /*HT 40, MCS 15 */
108 {0, 0}
109 };
110
111 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
112 static const u8 up_to_ac[] = {
113 WMM_AC_BE,
114 WMM_AC_BK,
115 WMM_AC_BK,
116 WMM_AC_BE,
117 WMM_AC_VI,
118 WMM_AC_VI,
119 WMM_AC_VO,
120 WMM_AC_VO,
121 };
122
ath6kl_wmi_set_control_ep(struct wmi * wmi,enum htc_endpoint_id ep_id)123 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
124 {
125 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
126 return;
127
128 wmi->ep_id = ep_id;
129 }
130
ath6kl_wmi_get_control_ep(struct wmi * wmi)131 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
132 {
133 return wmi->ep_id;
134 }
135
ath6kl_get_vif_by_index(struct ath6kl * ar,u8 if_idx)136 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
137 {
138 struct ath6kl_vif *vif, *found = NULL;
139
140 if (WARN_ON(if_idx > (ar->vif_max - 1)))
141 return NULL;
142
143 /* FIXME: Locking */
144 spin_lock_bh(&ar->list_lock);
145 list_for_each_entry(vif, &ar->vif_list, list) {
146 if (vif->fw_vif_idx == if_idx) {
147 found = vif;
148 break;
149 }
150 }
151 spin_unlock_bh(&ar->list_lock);
152
153 return found;
154 }
155
156 /* Performs DIX to 802.3 encapsulation for transmit packets.
157 * Assumes the entire DIX header is contiguous and that there is
158 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
159 */
ath6kl_wmi_dix_2_dot3(struct wmi * wmi,struct sk_buff * skb)160 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
161 {
162 struct ath6kl_llc_snap_hdr *llc_hdr;
163 struct ethhdr *eth_hdr;
164 size_t new_len;
165 __be16 type;
166 u8 *datap;
167 u16 size;
168
169 if (WARN_ON(skb == NULL))
170 return -EINVAL;
171
172 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
173 if (skb_headroom(skb) < size)
174 return -ENOMEM;
175
176 eth_hdr = (struct ethhdr *) skb->data;
177 type = eth_hdr->h_proto;
178
179 if (!is_ethertype(be16_to_cpu(type))) {
180 ath6kl_dbg(ATH6KL_DBG_WMI,
181 "%s: pkt is already in 802.3 format\n", __func__);
182 return 0;
183 }
184
185 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
186
187 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
188 datap = skb->data;
189
190 eth_hdr->h_proto = cpu_to_be16(new_len);
191
192 memcpy(datap, eth_hdr, sizeof(*eth_hdr));
193
194 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
195 llc_hdr->dsap = 0xAA;
196 llc_hdr->ssap = 0xAA;
197 llc_hdr->cntl = 0x03;
198 llc_hdr->org_code[0] = 0x0;
199 llc_hdr->org_code[1] = 0x0;
200 llc_hdr->org_code[2] = 0x0;
201 llc_hdr->eth_type = type;
202
203 return 0;
204 }
205
ath6kl_wmi_meta_add(struct wmi * wmi,struct sk_buff * skb,u8 * version,void * tx_meta_info)206 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
207 u8 *version, void *tx_meta_info)
208 {
209 struct wmi_tx_meta_v1 *v1;
210 struct wmi_tx_meta_v2 *v2;
211
212 if (WARN_ON(skb == NULL || version == NULL))
213 return -EINVAL;
214
215 switch (*version) {
216 case WMI_META_VERSION_1:
217 skb_push(skb, WMI_MAX_TX_META_SZ);
218 v1 = (struct wmi_tx_meta_v1 *) skb->data;
219 v1->pkt_id = 0;
220 v1->rate_plcy_id = 0;
221 *version = WMI_META_VERSION_1;
222 break;
223 case WMI_META_VERSION_2:
224 skb_push(skb, WMI_MAX_TX_META_SZ);
225 v2 = (struct wmi_tx_meta_v2 *) skb->data;
226 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
227 sizeof(struct wmi_tx_meta_v2));
228 break;
229 }
230
231 return 0;
232 }
233
ath6kl_wmi_data_hdr_add(struct wmi * wmi,struct sk_buff * skb,u8 msg_type,u32 flags,enum wmi_data_hdr_data_type data_type,u8 meta_ver,void * tx_meta_info,u8 if_idx)234 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
235 u8 msg_type, u32 flags,
236 enum wmi_data_hdr_data_type data_type,
237 u8 meta_ver, void *tx_meta_info, u8 if_idx)
238 {
239 struct wmi_data_hdr *data_hdr;
240 int ret;
241
242 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1)))
243 return -EINVAL;
244
245 if (tx_meta_info) {
246 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
247 if (ret)
248 return ret;
249 }
250
251 skb_push(skb, sizeof(struct wmi_data_hdr));
252
253 data_hdr = (struct wmi_data_hdr *)skb->data;
254 memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
255
256 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
257 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
258
259 if (flags & WMI_DATA_HDR_FLAGS_MORE)
260 data_hdr->info |= WMI_DATA_HDR_MORE;
261
262 if (flags & WMI_DATA_HDR_FLAGS_EOSP)
263 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP);
264
265 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
266 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
267
268 return 0;
269 }
270
ath6kl_wmi_determine_user_priority(u8 * pkt,u32 layer2_pri)271 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
272 {
273 struct iphdr *ip_hdr = (struct iphdr *) pkt;
274 u8 ip_pri;
275
276 /*
277 * Determine IPTOS priority
278 *
279 * IP-TOS - 8bits
280 * : DSCP(6-bits) ECN(2-bits)
281 * : DSCP - P2 P1 P0 X X X
282 * where (P2 P1 P0) form 802.1D
283 */
284 ip_pri = ip_hdr->tos >> 5;
285 ip_pri &= 0x7;
286
287 if ((layer2_pri & 0x7) > ip_pri)
288 return (u8) layer2_pri & 0x7;
289 else
290 return ip_pri;
291 }
292
ath6kl_wmi_get_traffic_class(u8 user_priority)293 u8 ath6kl_wmi_get_traffic_class(u8 user_priority)
294 {
295 return up_to_ac[user_priority & 0x7];
296 }
297
ath6kl_wmi_implicit_create_pstream(struct wmi * wmi,u8 if_idx,struct sk_buff * skb,u32 layer2_priority,bool wmm_enabled,u8 * ac)298 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
299 struct sk_buff *skb,
300 u32 layer2_priority, bool wmm_enabled,
301 u8 *ac)
302 {
303 struct wmi_data_hdr *data_hdr;
304 struct ath6kl_llc_snap_hdr *llc_hdr;
305 struct wmi_create_pstream_cmd cmd;
306 u32 meta_size, hdr_size;
307 u16 ip_type = IP_ETHERTYPE;
308 u8 stream_exist, usr_pri;
309 u8 traffic_class = WMM_AC_BE;
310 u8 *datap;
311
312 if (WARN_ON(skb == NULL))
313 return -EINVAL;
314
315 datap = skb->data;
316 data_hdr = (struct wmi_data_hdr *) datap;
317
318 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
319 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
320
321 if (!wmm_enabled) {
322 /* If WMM is disabled all traffic goes as BE traffic */
323 usr_pri = 0;
324 } else {
325 hdr_size = sizeof(struct ethhdr);
326
327 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
328 sizeof(struct
329 wmi_data_hdr) +
330 meta_size + hdr_size);
331
332 if (llc_hdr->eth_type == htons(ip_type)) {
333 /*
334 * Extract the endpoint info from the TOS field
335 * in the IP header.
336 */
337 usr_pri =
338 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
339 sizeof(struct ath6kl_llc_snap_hdr),
340 layer2_priority);
341 } else {
342 usr_pri = layer2_priority & 0x7;
343 }
344
345 /*
346 * Queue the EAPOL frames in the same WMM_AC_VO queue
347 * as that of management frames.
348 */
349 if (skb->protocol == cpu_to_be16(ETH_P_PAE))
350 usr_pri = WMI_VOICE_USER_PRIORITY;
351 }
352
353 /*
354 * workaround for WMM S5
355 *
356 * FIXME: wmi->traffic_class is always 100 so this test doesn't
357 * make sense
358 */
359 if ((wmi->traffic_class == WMM_AC_VI) &&
360 ((usr_pri == 5) || (usr_pri == 4)))
361 usr_pri = 1;
362
363 /* Convert user priority to traffic class */
364 traffic_class = up_to_ac[usr_pri & 0x7];
365
366 wmi_data_hdr_set_up(data_hdr, usr_pri);
367
368 spin_lock_bh(&wmi->lock);
369 stream_exist = wmi->fat_pipe_exist;
370 spin_unlock_bh(&wmi->lock);
371
372 if (!(stream_exist & (1 << traffic_class))) {
373 memset(&cmd, 0, sizeof(cmd));
374 cmd.traffic_class = traffic_class;
375 cmd.user_pri = usr_pri;
376 cmd.inactivity_int =
377 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
378 /* Implicit streams are created with TSID 0xFF */
379 cmd.tsid = WMI_IMPLICIT_PSTREAM;
380 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
381 }
382
383 *ac = traffic_class;
384
385 return 0;
386 }
387
ath6kl_wmi_dot11_hdr_remove(struct wmi * wmi,struct sk_buff * skb)388 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
389 {
390 struct ieee80211_hdr_3addr *pwh, wh;
391 struct ath6kl_llc_snap_hdr *llc_hdr;
392 struct ethhdr eth_hdr;
393 u32 hdr_size;
394 u8 *datap;
395 __le16 sub_type;
396
397 if (WARN_ON(skb == NULL))
398 return -EINVAL;
399
400 datap = skb->data;
401 pwh = (struct ieee80211_hdr_3addr *) datap;
402
403 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
404
405 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
406
407 /* Strip off the 802.11 header */
408 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
409 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
410 sizeof(u32));
411 skb_pull(skb, hdr_size);
412 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) {
413 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
414 }
415
416 datap = skb->data;
417 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
418
419 memset(ð_hdr, 0, sizeof(eth_hdr));
420 eth_hdr.h_proto = llc_hdr->eth_type;
421
422 switch ((le16_to_cpu(wh.frame_control)) &
423 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
424 case IEEE80211_FCTL_TODS:
425 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
426 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
427 break;
428 case IEEE80211_FCTL_FROMDS:
429 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
430 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
431 break;
432 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
433 break;
434 default:
435 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
436 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
437 break;
438 }
439
440 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
441 skb_push(skb, sizeof(eth_hdr));
442
443 datap = skb->data;
444
445 memcpy(datap, ð_hdr, sizeof(eth_hdr));
446
447 return 0;
448 }
449
450 /*
451 * Performs 802.3 to DIX encapsulation for received packets.
452 * Assumes the entire 802.3 header is contiguous.
453 */
ath6kl_wmi_dot3_2_dix(struct sk_buff * skb)454 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
455 {
456 struct ath6kl_llc_snap_hdr *llc_hdr;
457 struct ethhdr eth_hdr;
458 u8 *datap;
459
460 if (WARN_ON(skb == NULL))
461 return -EINVAL;
462
463 datap = skb->data;
464
465 memcpy(ð_hdr, datap, sizeof(eth_hdr));
466
467 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
468 eth_hdr.h_proto = llc_hdr->eth_type;
469
470 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
471 datap = skb->data;
472
473 memcpy(datap, ð_hdr, sizeof(eth_hdr));
474
475 return 0;
476 }
477
ath6kl_wmi_tx_complete_event_rx(u8 * datap,int len)478 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
479 {
480 struct tx_complete_msg_v1 *msg_v1;
481 struct wmi_tx_complete_event *evt;
482 int index;
483 u16 size;
484
485 evt = (struct wmi_tx_complete_event *) datap;
486
487 if (len < sizeof(*evt)) {
488 ath6kl_dbg(ATH6KL_DBG_WMI, "tx complete: invalid len %d\n",
489 len);
490 return -EINVAL;
491 }
492
493 if (len < sizeof(*evt) + evt->num_msg * sizeof(struct tx_complete_msg_v1)) {
494 ath6kl_dbg(ATH6KL_DBG_WMI, "tx complete: invalid len %d for %u msgs\n",
495 len, evt->num_msg);
496 return -EINVAL;
497 }
498
499 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
500 evt->num_msg, evt->msg_len, evt->msg_type);
501
502 for (index = 0; index < evt->num_msg; index++) {
503 size = sizeof(struct wmi_tx_complete_event) +
504 (index * sizeof(struct tx_complete_msg_v1));
505 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
506
507 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
508 msg_v1->status, msg_v1->pkt_id,
509 msg_v1->rate_idx, msg_v1->ack_failures);
510 }
511
512 return 0;
513 }
514
ath6kl_wmi_remain_on_chnl_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)515 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
516 int len, struct ath6kl_vif *vif)
517 {
518 struct wmi_remain_on_chnl_event *ev;
519 u32 freq;
520 u32 dur;
521 struct ieee80211_channel *chan;
522 struct ath6kl *ar = wmi->parent_dev;
523 u32 id;
524
525 if (len < sizeof(*ev))
526 return -EINVAL;
527
528 ev = (struct wmi_remain_on_chnl_event *) datap;
529 freq = le32_to_cpu(ev->freq);
530 dur = le32_to_cpu(ev->duration);
531 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
532 freq, dur);
533 chan = ieee80211_get_channel(ar->wiphy, freq);
534 if (!chan) {
535 ath6kl_dbg(ATH6KL_DBG_WMI,
536 "remain_on_chnl: Unknown channel (freq=%u)\n",
537 freq);
538 return -EINVAL;
539 }
540 id = vif->last_roc_id;
541 cfg80211_ready_on_channel(&vif->wdev, id, chan,
542 dur, GFP_ATOMIC);
543
544 return 0;
545 }
546
ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)547 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
548 u8 *datap, int len,
549 struct ath6kl_vif *vif)
550 {
551 struct wmi_cancel_remain_on_chnl_event *ev;
552 u32 freq;
553 u32 dur;
554 struct ieee80211_channel *chan;
555 struct ath6kl *ar = wmi->parent_dev;
556 u32 id;
557
558 if (len < sizeof(*ev))
559 return -EINVAL;
560
561 ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
562 freq = le32_to_cpu(ev->freq);
563 dur = le32_to_cpu(ev->duration);
564 ath6kl_dbg(ATH6KL_DBG_WMI,
565 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n",
566 freq, dur, ev->status);
567 chan = ieee80211_get_channel(ar->wiphy, freq);
568 if (!chan) {
569 ath6kl_dbg(ATH6KL_DBG_WMI,
570 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n",
571 freq);
572 return -EINVAL;
573 }
574 if (vif->last_cancel_roc_id &&
575 vif->last_cancel_roc_id + 1 == vif->last_roc_id)
576 id = vif->last_cancel_roc_id; /* event for cancel command */
577 else
578 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
579 vif->last_cancel_roc_id = 0;
580 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC);
581
582 return 0;
583 }
584
ath6kl_wmi_tx_status_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)585 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
586 struct ath6kl_vif *vif)
587 {
588 struct wmi_tx_status_event *ev;
589 u32 id;
590
591 if (len < sizeof(*ev))
592 return -EINVAL;
593
594 ev = (struct wmi_tx_status_event *) datap;
595 id = le32_to_cpu(ev->id);
596 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
597 id, ev->ack_status);
598 if (wmi->last_mgmt_tx_frame) {
599 cfg80211_mgmt_tx_status(&vif->wdev, wmi->last_mgmt_tx_cookie,
600 wmi->last_mgmt_tx_frame,
601 wmi->last_mgmt_tx_frame_len,
602 !!ev->ack_status, GFP_ATOMIC);
603 kfree(wmi->last_mgmt_tx_frame);
604 wmi->last_mgmt_tx_frame = NULL;
605 wmi->last_mgmt_tx_frame_len = 0;
606 }
607
608 return 0;
609 }
610
ath6kl_wmi_rx_probe_req_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)611 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
612 struct ath6kl_vif *vif)
613 {
614 struct wmi_p2p_rx_probe_req_event *ev;
615 u32 freq;
616 u16 dlen;
617
618 if (len < sizeof(*ev))
619 return -EINVAL;
620
621 ev = (struct wmi_p2p_rx_probe_req_event *) datap;
622 freq = le32_to_cpu(ev->freq);
623 dlen = le16_to_cpu(ev->len);
624 if (datap + len < ev->data + dlen) {
625 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n",
626 len, dlen);
627 return -EINVAL;
628 }
629 ath6kl_dbg(ATH6KL_DBG_WMI,
630 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n",
631 dlen, freq, vif->probe_req_report);
632
633 if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
634 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
635
636 return 0;
637 }
638
ath6kl_wmi_p2p_capabilities_event_rx(u8 * datap,int len)639 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
640 {
641 struct wmi_p2p_capabilities_event *ev;
642 u16 dlen;
643
644 if (len < sizeof(*ev))
645 return -EINVAL;
646
647 ev = (struct wmi_p2p_capabilities_event *) datap;
648 dlen = le16_to_cpu(ev->len);
649 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
650
651 return 0;
652 }
653
ath6kl_wmi_rx_action_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)654 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
655 struct ath6kl_vif *vif)
656 {
657 struct wmi_rx_action_event *ev;
658 u32 freq;
659 u16 dlen;
660
661 if (len < sizeof(*ev))
662 return -EINVAL;
663
664 ev = (struct wmi_rx_action_event *) datap;
665 freq = le32_to_cpu(ev->freq);
666 dlen = le16_to_cpu(ev->len);
667 if (datap + len < ev->data + dlen) {
668 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n",
669 len, dlen);
670 return -EINVAL;
671 }
672 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
673 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0);
674
675 return 0;
676 }
677
ath6kl_wmi_p2p_info_event_rx(u8 * datap,int len)678 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
679 {
680 struct wmi_p2p_info_event *ev;
681 u32 flags;
682 u16 dlen;
683
684 if (len < sizeof(*ev))
685 return -EINVAL;
686
687 ev = (struct wmi_p2p_info_event *) datap;
688 flags = le32_to_cpu(ev->info_req_flags);
689 dlen = le16_to_cpu(ev->len);
690 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
691
692 if (flags & P2P_FLAG_CAPABILITIES_REQ) {
693 struct wmi_p2p_capabilities *cap;
694 if (dlen < sizeof(*cap))
695 return -EINVAL;
696 cap = (struct wmi_p2p_capabilities *) ev->data;
697 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
698 cap->go_power_save);
699 }
700
701 if (flags & P2P_FLAG_MACADDR_REQ) {
702 struct wmi_p2p_macaddr *mac;
703 if (dlen < sizeof(*mac))
704 return -EINVAL;
705 mac = (struct wmi_p2p_macaddr *) ev->data;
706 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
707 mac->mac_addr);
708 }
709
710 if (flags & P2P_FLAG_HMODEL_REQ) {
711 struct wmi_p2p_hmodel *mod;
712 if (dlen < sizeof(*mod))
713 return -EINVAL;
714 mod = (struct wmi_p2p_hmodel *) ev->data;
715 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
716 mod->p2p_model,
717 mod->p2p_model ? "host" : "firmware");
718 }
719 return 0;
720 }
721
ath6kl_wmi_get_new_buf(u32 size)722 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
723 {
724 struct sk_buff *skb;
725
726 skb = ath6kl_buf_alloc(size);
727 if (!skb)
728 return NULL;
729
730 skb_put(skb, size);
731 if (size)
732 memset(skb->data, 0, size);
733
734 return skb;
735 }
736
737 /* Send a "simple" wmi command -- one with no arguments */
ath6kl_wmi_simple_cmd(struct wmi * wmi,u8 if_idx,enum wmi_cmd_id cmd_id)738 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
739 enum wmi_cmd_id cmd_id)
740 {
741 struct sk_buff *skb;
742 int ret;
743
744 skb = ath6kl_wmi_get_new_buf(0);
745 if (!skb)
746 return -ENOMEM;
747
748 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
749
750 return ret;
751 }
752
ath6kl_wmi_ready_event_rx(struct wmi * wmi,u8 * datap,int len)753 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
754 {
755 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
756
757 if (len < sizeof(struct wmi_ready_event_2))
758 return -EINVAL;
759
760 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
761 le32_to_cpu(ev->sw_version),
762 le32_to_cpu(ev->abi_version), ev->phy_cap);
763
764 return 0;
765 }
766
767 /*
768 * Mechanism to modify the roaming behavior in the firmware. The lower rssi
769 * at which the station has to roam can be passed with
770 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
771 * in dBm.
772 */
ath6kl_wmi_set_roam_lrssi_cmd(struct wmi * wmi,u8 lrssi)773 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
774 {
775 struct sk_buff *skb;
776 struct roam_ctrl_cmd *cmd;
777
778 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
779 if (!skb)
780 return -ENOMEM;
781
782 cmd = (struct roam_ctrl_cmd *) skb->data;
783
784 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
785 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
786 DEF_SCAN_FOR_ROAM_INTVL);
787 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
788 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
789 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
790
791 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
792 NO_SYNC_WMIFLAG);
793 }
794
ath6kl_wmi_force_roam_cmd(struct wmi * wmi,const u8 * bssid)795 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
796 {
797 struct sk_buff *skb;
798 struct roam_ctrl_cmd *cmd;
799
800 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
801 if (!skb)
802 return -ENOMEM;
803
804 cmd = (struct roam_ctrl_cmd *) skb->data;
805
806 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
807 cmd->roam_ctrl = WMI_FORCE_ROAM;
808
809 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
810 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
811 NO_SYNC_WMIFLAG);
812 }
813
ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi * wmi,u8 if_idx,u32 beacon_intvl)814 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
815 u32 beacon_intvl)
816 {
817 struct sk_buff *skb;
818 struct set_beacon_int_cmd *cmd;
819
820 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
821 if (!skb)
822 return -ENOMEM;
823
824 cmd = (struct set_beacon_int_cmd *) skb->data;
825
826 cmd->beacon_intvl = cpu_to_le32(beacon_intvl);
827 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
828 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG);
829 }
830
ath6kl_wmi_ap_set_dtim_cmd(struct wmi * wmi,u8 if_idx,u32 dtim_period)831 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period)
832 {
833 struct sk_buff *skb;
834 struct set_dtim_cmd *cmd;
835
836 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
837 if (!skb)
838 return -ENOMEM;
839
840 cmd = (struct set_dtim_cmd *) skb->data;
841
842 cmd->dtim_period = cpu_to_le32(dtim_period);
843 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
844 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG);
845 }
846
ath6kl_wmi_set_roam_mode_cmd(struct wmi * wmi,enum wmi_roam_mode mode)847 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
848 {
849 struct sk_buff *skb;
850 struct roam_ctrl_cmd *cmd;
851
852 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
853 if (!skb)
854 return -ENOMEM;
855
856 cmd = (struct roam_ctrl_cmd *) skb->data;
857
858 cmd->info.roam_mode = mode;
859 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
860
861 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
862 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
863 NO_SYNC_WMIFLAG);
864 }
865
ath6kl_wmi_connect_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)866 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
867 struct ath6kl_vif *vif)
868 {
869 struct wmi_connect_event *ev;
870 u8 *pie, *peie;
871
872 if (len < sizeof(struct wmi_connect_event))
873 return -EINVAL;
874
875 ev = (struct wmi_connect_event *) datap;
876
877 if (len < sizeof(*ev) + ev->beacon_ie_len +
878 ev->assoc_req_len + ev->assoc_resp_len) {
879 ath6kl_dbg(ATH6KL_DBG_WMI,
880 "connect event: IE lengths %u+%u+%u exceed buffer %d\n",
881 ev->beacon_ie_len, ev->assoc_req_len,
882 ev->assoc_resp_len, len);
883 return -EINVAL;
884 }
885 if (vif->nw_type == AP_NETWORK) {
886 /* AP mode start/STA connected event */
887 struct net_device *dev = vif->ndev;
888 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
889 ath6kl_dbg(ATH6KL_DBG_WMI,
890 "%s: freq %d bssid %pM (AP started)\n",
891 __func__, le16_to_cpu(ev->u.ap_bss.ch),
892 ev->u.ap_bss.bssid);
893 ath6kl_connect_ap_mode_bss(
894 vif, le16_to_cpu(ev->u.ap_bss.ch));
895 } else {
896 ath6kl_dbg(ATH6KL_DBG_WMI,
897 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n",
898 __func__, ev->u.ap_sta.aid,
899 ev->u.ap_sta.mac_addr,
900 ev->u.ap_sta.auth,
901 ev->u.ap_sta.keymgmt,
902 le16_to_cpu(ev->u.ap_sta.cipher),
903 ev->u.ap_sta.apsd_info);
904
905 ath6kl_connect_ap_mode_sta(
906 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
907 ev->u.ap_sta.keymgmt,
908 le16_to_cpu(ev->u.ap_sta.cipher),
909 ev->u.ap_sta.auth, ev->assoc_req_len,
910 ev->assoc_info + ev->beacon_ie_len,
911 ev->u.ap_sta.apsd_info);
912 }
913 return 0;
914 }
915
916 /* STA/IBSS mode connection event */
917
918 ath6kl_dbg(ATH6KL_DBG_WMI,
919 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
920 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
921 le16_to_cpu(ev->u.sta.listen_intvl),
922 le16_to_cpu(ev->u.sta.beacon_intvl),
923 le32_to_cpu(ev->u.sta.nw_type));
924
925 /* Start of assoc rsp IEs */
926 pie = ev->assoc_info + ev->beacon_ie_len +
927 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
928
929 /* End of assoc rsp IEs */
930 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
931 ev->assoc_resp_len;
932
933 while (pie < peie) {
934 switch (*pie) {
935 case WLAN_EID_VENDOR_SPECIFIC:
936 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
937 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
938 /* WMM OUT (00:50:F2) */
939 if (pie[1] > 5 &&
940 pie[6] == WMM_PARAM_OUI_SUBTYPE)
941 wmi->is_wmm_enabled = true;
942 }
943 break;
944 }
945
946 if (wmi->is_wmm_enabled)
947 break;
948
949 pie += pie[1] + 2;
950 }
951
952 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
953 ev->u.sta.bssid,
954 le16_to_cpu(ev->u.sta.listen_intvl),
955 le16_to_cpu(ev->u.sta.beacon_intvl),
956 le32_to_cpu(ev->u.sta.nw_type),
957 ev->beacon_ie_len, ev->assoc_req_len,
958 ev->assoc_resp_len, ev->assoc_info);
959
960 return 0;
961 }
962
963 static struct country_code_to_enum_rd *
ath6kl_regd_find_country(u16 countryCode)964 ath6kl_regd_find_country(u16 countryCode)
965 {
966 int i;
967
968 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
969 if (allCountries[i].countryCode == countryCode)
970 return &allCountries[i];
971 }
972
973 return NULL;
974 }
975
976 static struct reg_dmn_pair_mapping *
ath6kl_get_regpair(u16 regdmn)977 ath6kl_get_regpair(u16 regdmn)
978 {
979 int i;
980
981 if (regdmn == NO_ENUMRD)
982 return NULL;
983
984 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
985 if (regDomainPairs[i].reg_domain == regdmn)
986 return ®DomainPairs[i];
987 }
988
989 return NULL;
990 }
991
992 static struct country_code_to_enum_rd *
ath6kl_regd_find_country_by_rd(u16 regdmn)993 ath6kl_regd_find_country_by_rd(u16 regdmn)
994 {
995 int i;
996
997 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
998 if (allCountries[i].regDmnEnum == regdmn)
999 return &allCountries[i];
1000 }
1001
1002 return NULL;
1003 }
1004
ath6kl_wmi_regdomain_event(struct wmi * wmi,u8 * datap,int len)1005 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
1006 {
1007 struct ath6kl_wmi_regdomain *ev;
1008 struct country_code_to_enum_rd *country = NULL;
1009 struct reg_dmn_pair_mapping *regpair = NULL;
1010 char alpha2[2];
1011 u32 reg_code;
1012
1013 ev = (struct ath6kl_wmi_regdomain *) datap;
1014 reg_code = le32_to_cpu(ev->reg_code);
1015
1016 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) {
1017 country = ath6kl_regd_find_country((u16) reg_code);
1018 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
1019 regpair = ath6kl_get_regpair((u16) reg_code);
1020 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
1021 if (regpair)
1022 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
1023 regpair->reg_domain);
1024 else
1025 ath6kl_warn("Regpair not found reg_code 0x%0x\n",
1026 reg_code);
1027 }
1028
1029 if (country && wmi->parent_dev->wiphy_registered) {
1030 alpha2[0] = country->isoName[0];
1031 alpha2[1] = country->isoName[1];
1032
1033 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
1034
1035 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
1036 alpha2[0], alpha2[1]);
1037 }
1038 }
1039
ath6kl_wmi_disconnect_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1040 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
1041 struct ath6kl_vif *vif)
1042 {
1043 struct wmi_disconnect_event *ev;
1044 wmi->traffic_class = 100;
1045
1046 if (len < sizeof(struct wmi_disconnect_event))
1047 return -EINVAL;
1048
1049 ev = (struct wmi_disconnect_event *) datap;
1050
1051 ath6kl_dbg(ATH6KL_DBG_WMI,
1052 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
1053 le16_to_cpu(ev->proto_reason_status), ev->bssid,
1054 ev->disconn_reason, ev->assoc_resp_len);
1055
1056 wmi->is_wmm_enabled = false;
1057
1058 ath6kl_disconnect_event(vif, ev->disconn_reason,
1059 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
1060 le16_to_cpu(ev->proto_reason_status));
1061
1062 return 0;
1063 }
1064
ath6kl_wmi_peer_node_event_rx(struct wmi * wmi,u8 * datap,int len)1065 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
1066 {
1067 struct wmi_peer_node_event *ev;
1068
1069 if (len < sizeof(struct wmi_peer_node_event))
1070 return -EINVAL;
1071
1072 ev = (struct wmi_peer_node_event *) datap;
1073
1074 if (ev->event_code == PEER_NODE_JOIN_EVENT)
1075 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
1076 ev->peer_mac_addr);
1077 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
1078 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
1079 ev->peer_mac_addr);
1080
1081 return 0;
1082 }
1083
ath6kl_wmi_tkip_micerr_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1084 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
1085 struct ath6kl_vif *vif)
1086 {
1087 struct wmi_tkip_micerr_event *ev;
1088
1089 if (len < sizeof(struct wmi_tkip_micerr_event))
1090 return -EINVAL;
1091
1092 ev = (struct wmi_tkip_micerr_event *) datap;
1093
1094 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
1095
1096 return 0;
1097 }
1098
ath6kl_wmi_sscan_timer(struct timer_list * t)1099 void ath6kl_wmi_sscan_timer(struct timer_list *t)
1100 {
1101 struct ath6kl_vif *vif = timer_container_of(vif, t, sched_scan_timer);
1102
1103 cfg80211_sched_scan_results(vif->ar->wiphy, 0);
1104 }
1105
ath6kl_wmi_bssinfo_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1106 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
1107 struct ath6kl_vif *vif)
1108 {
1109 struct wmi_bss_info_hdr2 *bih;
1110 u8 *buf;
1111 struct ieee80211_channel *channel;
1112 struct ath6kl *ar = wmi->parent_dev;
1113 struct cfg80211_bss *bss;
1114
1115 if (len <= sizeof(struct wmi_bss_info_hdr2))
1116 return -EINVAL;
1117
1118 bih = (struct wmi_bss_info_hdr2 *) datap;
1119 buf = datap + sizeof(struct wmi_bss_info_hdr2);
1120 len -= sizeof(struct wmi_bss_info_hdr2);
1121
1122 ath6kl_dbg(ATH6KL_DBG_WMI,
1123 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
1124 "frame_type=%d\n",
1125 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
1126 bih->frame_type);
1127
1128 if (bih->frame_type != BEACON_FTYPE &&
1129 bih->frame_type != PROBERESP_FTYPE)
1130 return 0; /* Only update BSS table for now */
1131
1132 if (bih->frame_type == BEACON_FTYPE &&
1133 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1134 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1135 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1136 NONE_BSS_FILTER, 0);
1137 }
1138
1139 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1140 if (channel == NULL)
1141 return -EINVAL;
1142
1143 if (len < 8 + 2 + 2)
1144 return -EINVAL;
1145
1146 if (bih->frame_type == BEACON_FTYPE &&
1147 test_bit(CONNECTED, &vif->flags) &&
1148 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1149 const u8 *tim;
1150 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1151 len - 8 - 2 - 2);
1152 if (tim && tim[1] >= 2) {
1153 vif->assoc_bss_dtim_period = tim[3];
1154 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1155 }
1156 }
1157
1158 bss = cfg80211_inform_bss(ar->wiphy, channel,
1159 bih->frame_type == BEACON_FTYPE ?
1160 CFG80211_BSS_FTYPE_BEACON :
1161 CFG80211_BSS_FTYPE_PRESP,
1162 bih->bssid, get_unaligned_le64((__le64 *)buf),
1163 get_unaligned_le16(((__le16 *)buf) + 5),
1164 get_unaligned_le16(((__le16 *)buf) + 4),
1165 buf + 8 + 2 + 2, len - 8 - 2 - 2,
1166 (bih->snr - 95) * 100, GFP_ATOMIC);
1167 if (bss == NULL)
1168 return -ENOMEM;
1169 cfg80211_put_bss(ar->wiphy, bss);
1170
1171 /*
1172 * Firmware doesn't return any event when scheduled scan has
1173 * finished, so we need to use a timer to find out when there are
1174 * no more results.
1175 *
1176 * The timer is started from the first bss info received, otherwise
1177 * the timer would not ever fire if the scan interval is short
1178 * enough.
1179 */
1180 if (test_bit(SCHED_SCANNING, &vif->flags) &&
1181 !timer_pending(&vif->sched_scan_timer)) {
1182 mod_timer(&vif->sched_scan_timer, jiffies +
1183 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
1184 }
1185
1186 return 0;
1187 }
1188
1189 /* Inactivity timeout of a fatpipe(pstream) at the target */
ath6kl_wmi_pstream_timeout_event_rx(struct wmi * wmi,u8 * datap,int len)1190 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1191 int len)
1192 {
1193 struct wmi_pstream_timeout_event *ev;
1194
1195 if (len < sizeof(struct wmi_pstream_timeout_event))
1196 return -EINVAL;
1197
1198 ev = (struct wmi_pstream_timeout_event *) datap;
1199 if (ev->traffic_class >= WMM_NUM_AC) {
1200 ath6kl_err("invalid traffic class: %d\n", ev->traffic_class);
1201 return -EINVAL;
1202 }
1203
1204 /*
1205 * When the pstream (fat pipe == AC) timesout, it means there were
1206 * no thinStreams within this pstream & it got implicitly created
1207 * due to data flow on this AC. We start the inactivity timer only
1208 * for implicitly created pstream. Just reset the host state.
1209 */
1210 spin_lock_bh(&wmi->lock);
1211 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1212 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1213 spin_unlock_bh(&wmi->lock);
1214
1215 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1216 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1217
1218 return 0;
1219 }
1220
ath6kl_wmi_bitrate_reply_rx(struct wmi * wmi,u8 * datap,int len)1221 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1222 {
1223 struct wmi_bit_rate_reply *reply;
1224 u32 index;
1225
1226 if (len < sizeof(struct wmi_bit_rate_reply))
1227 return -EINVAL;
1228
1229 reply = (struct wmi_bit_rate_reply *) datap;
1230
1231 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1232
1233 if (reply->rate_index != (s8) RATE_AUTO) {
1234 index = reply->rate_index & 0x7f;
1235 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1)))
1236 return -EINVAL;
1237 }
1238
1239 ath6kl_wakeup_event(wmi->parent_dev);
1240
1241 return 0;
1242 }
1243
ath6kl_wmi_test_rx(struct wmi * wmi,u8 * datap,int len)1244 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
1245 {
1246 ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
1247
1248 return 0;
1249 }
1250
ath6kl_wmi_ratemask_reply_rx(struct wmi * wmi,u8 * datap,int len)1251 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1252 {
1253 if (len < sizeof(struct wmi_fix_rates_reply))
1254 return -EINVAL;
1255
1256 ath6kl_wakeup_event(wmi->parent_dev);
1257
1258 return 0;
1259 }
1260
ath6kl_wmi_ch_list_reply_rx(struct wmi * wmi,u8 * datap,int len)1261 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1262 {
1263 if (len < sizeof(struct wmi_channel_list_reply))
1264 return -EINVAL;
1265
1266 ath6kl_wakeup_event(wmi->parent_dev);
1267
1268 return 0;
1269 }
1270
ath6kl_wmi_tx_pwr_reply_rx(struct wmi * wmi,u8 * datap,int len)1271 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1272 {
1273 struct wmi_tx_pwr_reply *reply;
1274
1275 if (len < sizeof(struct wmi_tx_pwr_reply))
1276 return -EINVAL;
1277
1278 reply = (struct wmi_tx_pwr_reply *) datap;
1279 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1280
1281 return 0;
1282 }
1283
ath6kl_wmi_keepalive_reply_rx(struct wmi * wmi,u8 * datap,int len)1284 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1285 {
1286 if (len < sizeof(struct wmi_get_keepalive_cmd))
1287 return -EINVAL;
1288
1289 ath6kl_wakeup_event(wmi->parent_dev);
1290
1291 return 0;
1292 }
1293
ath6kl_wmi_scan_complete_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1294 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1295 struct ath6kl_vif *vif)
1296 {
1297 struct wmi_scan_complete_event *ev;
1298
1299 if (len < sizeof(*ev))
1300 return -EINVAL;
1301
1302 ev = (struct wmi_scan_complete_event *) datap;
1303
1304 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1305 wmi->is_probe_ssid = false;
1306
1307 return 0;
1308 }
1309
ath6kl_wmi_neighbor_report_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1310 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1311 int len, struct ath6kl_vif *vif)
1312 {
1313 struct wmi_neighbor_report_event *ev;
1314 u8 i;
1315
1316 if (len < sizeof(*ev))
1317 return -EINVAL;
1318 ev = (struct wmi_neighbor_report_event *) datap;
1319 if (struct_size(ev, neighbor, ev->num_neighbors) > len) {
1320 ath6kl_dbg(ATH6KL_DBG_WMI,
1321 "truncated neighbor event (num=%d len=%d)\n",
1322 ev->num_neighbors, len);
1323 return -EINVAL;
1324 }
1325 for (i = 0; i < ev->num_neighbors; i++) {
1326 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1327 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1328 ev->neighbor[i].bss_flags);
1329 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1330 ev->neighbor[i].bssid,
1331 !!(ev->neighbor[i].bss_flags &
1332 WMI_PREAUTH_CAPABLE_BSS),
1333 GFP_ATOMIC);
1334 }
1335
1336 return 0;
1337 }
1338
1339 /*
1340 * Target is reporting a programming error. This is for
1341 * developer aid only. Target only checks a few common violations
1342 * and it is responsibility of host to do all error checking.
1343 * Behavior of target after wmi error event is undefined.
1344 * A reset is recommended.
1345 */
ath6kl_wmi_error_event_rx(struct wmi * wmi,u8 * datap,int len)1346 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1347 {
1348 const char *type = "unknown error";
1349 struct wmi_cmd_error_event *ev;
1350 ev = (struct wmi_cmd_error_event *) datap;
1351
1352 switch (ev->err_code) {
1353 case INVALID_PARAM:
1354 type = "invalid parameter";
1355 break;
1356 case ILLEGAL_STATE:
1357 type = "invalid state";
1358 break;
1359 case INTERNAL_ERROR:
1360 type = "internal error";
1361 break;
1362 }
1363
1364 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1365 ev->cmd_id, type);
1366
1367 return 0;
1368 }
1369
ath6kl_wmi_stats_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1370 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1371 struct ath6kl_vif *vif)
1372 {
1373 ath6kl_tgt_stats_event(vif, datap, len);
1374
1375 return 0;
1376 }
1377
ath6kl_wmi_get_upper_threshold(s16 rssi,struct sq_threshold_params * sq_thresh,u32 size)1378 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1379 struct sq_threshold_params *sq_thresh,
1380 u32 size)
1381 {
1382 u32 index;
1383 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1384
1385 /* The list is already in sorted order. Get the next lower value */
1386 for (index = 0; index < size; index++) {
1387 if (rssi < sq_thresh->upper_threshold[index]) {
1388 threshold = (u8) sq_thresh->upper_threshold[index];
1389 break;
1390 }
1391 }
1392
1393 return threshold;
1394 }
1395
ath6kl_wmi_get_lower_threshold(s16 rssi,struct sq_threshold_params * sq_thresh,u32 size)1396 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1397 struct sq_threshold_params *sq_thresh,
1398 u32 size)
1399 {
1400 u32 index;
1401 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1402
1403 /* The list is already in sorted order. Get the next lower value */
1404 for (index = 0; index < size; index++) {
1405 if (rssi > sq_thresh->lower_threshold[index]) {
1406 threshold = (u8) sq_thresh->lower_threshold[index];
1407 break;
1408 }
1409 }
1410
1411 return threshold;
1412 }
1413
ath6kl_wmi_send_rssi_threshold_params(struct wmi * wmi,struct wmi_rssi_threshold_params_cmd * rssi_cmd)1414 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1415 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1416 {
1417 struct sk_buff *skb;
1418 struct wmi_rssi_threshold_params_cmd *cmd;
1419
1420 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1421 if (!skb)
1422 return -ENOMEM;
1423
1424 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1425 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1426
1427 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1428 NO_SYNC_WMIFLAG);
1429 }
1430
ath6kl_wmi_rssi_threshold_event_rx(struct wmi * wmi,u8 * datap,int len)1431 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1432 int len)
1433 {
1434 struct wmi_rssi_threshold_event *reply;
1435 struct wmi_rssi_threshold_params_cmd cmd;
1436 struct sq_threshold_params *sq_thresh;
1437 enum wmi_rssi_threshold_val new_threshold;
1438 u8 upper_rssi_threshold, lower_rssi_threshold;
1439 s16 rssi;
1440 int ret;
1441
1442 if (len < sizeof(struct wmi_rssi_threshold_event))
1443 return -EINVAL;
1444
1445 reply = (struct wmi_rssi_threshold_event *) datap;
1446 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1447 rssi = a_sle16_to_cpu(reply->rssi);
1448
1449 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1450
1451 /*
1452 * Identify the threshold breached and communicate that to the app.
1453 * After that install a new set of thresholds based on the signal
1454 * quality reported by the target
1455 */
1456 if (new_threshold) {
1457 /* Upper threshold breached */
1458 if (rssi < sq_thresh->upper_threshold[0]) {
1459 ath6kl_dbg(ATH6KL_DBG_WMI,
1460 "spurious upper rssi threshold event: %d\n",
1461 rssi);
1462 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1463 (rssi >= sq_thresh->upper_threshold[0])) {
1464 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1465 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1466 (rssi >= sq_thresh->upper_threshold[1])) {
1467 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1468 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1469 (rssi >= sq_thresh->upper_threshold[2])) {
1470 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1471 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1472 (rssi >= sq_thresh->upper_threshold[3])) {
1473 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1474 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1475 (rssi >= sq_thresh->upper_threshold[4])) {
1476 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1477 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1478 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1479 }
1480 } else {
1481 /* Lower threshold breached */
1482 if (rssi > sq_thresh->lower_threshold[0]) {
1483 ath6kl_dbg(ATH6KL_DBG_WMI,
1484 "spurious lower rssi threshold event: %d %d\n",
1485 rssi, sq_thresh->lower_threshold[0]);
1486 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1487 (rssi <= sq_thresh->lower_threshold[0])) {
1488 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1489 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1490 (rssi <= sq_thresh->lower_threshold[1])) {
1491 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1492 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1493 (rssi <= sq_thresh->lower_threshold[2])) {
1494 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1495 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1496 (rssi <= sq_thresh->lower_threshold[3])) {
1497 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1498 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1499 (rssi <= sq_thresh->lower_threshold[4])) {
1500 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1501 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1502 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1503 }
1504 }
1505
1506 /* Calculate and install the next set of thresholds */
1507 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1508 sq_thresh->lower_threshold_valid_count);
1509 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1510 sq_thresh->upper_threshold_valid_count);
1511
1512 /* Issue a wmi command to install the thresholds */
1513 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1514 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1515 cmd.weight = sq_thresh->weight;
1516 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1517
1518 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1519 if (ret) {
1520 ath6kl_err("unable to configure rssi thresholds\n");
1521 return -EIO;
1522 }
1523
1524 return 0;
1525 }
1526
ath6kl_wmi_cac_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1527 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1528 struct ath6kl_vif *vif)
1529 {
1530 struct wmi_cac_event *reply;
1531 struct ieee80211_tspec_ie *ts;
1532 u16 active_tsids, tsinfo;
1533 u8 tsid, index;
1534 u8 ts_id;
1535
1536 if (len < sizeof(struct wmi_cac_event))
1537 return -EINVAL;
1538
1539 reply = (struct wmi_cac_event *) datap;
1540 if (reply->ac >= WMM_NUM_AC) {
1541 ath6kl_err("invalid AC: %d\n", reply->ac);
1542 return -EINVAL;
1543 }
1544
1545 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1546 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1547 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1548 tsinfo = le16_to_cpu(ts->tsinfo);
1549 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1550 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1551
1552 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1553 reply->ac, tsid);
1554 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1555 /*
1556 * Following assumes that there is only one outstanding
1557 * ADDTS request when this event is received
1558 */
1559 spin_lock_bh(&wmi->lock);
1560 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1561 spin_unlock_bh(&wmi->lock);
1562
1563 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1564 if ((active_tsids >> index) & 1)
1565 break;
1566 }
1567 if (index < (sizeof(active_tsids) * 8))
1568 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1569 reply->ac, index);
1570 }
1571
1572 /*
1573 * Clear active tsids and Add missing handling
1574 * for delete qos stream from AP
1575 */
1576 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1577 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1578 tsinfo = le16_to_cpu(ts->tsinfo);
1579 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1580 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1581
1582 spin_lock_bh(&wmi->lock);
1583 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1584 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1585 spin_unlock_bh(&wmi->lock);
1586
1587 /* Indicate stream inactivity to driver layer only if all tsids
1588 * within this AC are deleted.
1589 */
1590 if (!active_tsids) {
1591 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1592 false);
1593 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1594 }
1595 }
1596
1597 return 0;
1598 }
1599
ath6kl_wmi_txe_notify_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)1600 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len,
1601 struct ath6kl_vif *vif)
1602 {
1603 struct wmi_txe_notify_event *ev;
1604 u32 rate, pkts;
1605
1606 if (len < sizeof(*ev))
1607 return -EINVAL;
1608
1609 if (vif->nw_type != INFRA_NETWORK ||
1610 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY,
1611 vif->ar->fw_capabilities))
1612 return -EOPNOTSUPP;
1613
1614 if (vif->sme_state != SME_CONNECTED)
1615 return -ENOTCONN;
1616
1617 ev = (struct wmi_txe_notify_event *) datap;
1618 rate = le32_to_cpu(ev->rate);
1619 pkts = le32_to_cpu(ev->pkts);
1620
1621 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n",
1622 vif->bssid, rate, pkts, vif->txe_intvl);
1623
1624 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts,
1625 rate, vif->txe_intvl, GFP_KERNEL);
1626
1627 return 0;
1628 }
1629
ath6kl_wmi_set_txe_notify(struct wmi * wmi,u8 idx,u32 rate,u32 pkts,u32 intvl)1630 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx,
1631 u32 rate, u32 pkts, u32 intvl)
1632 {
1633 struct sk_buff *skb;
1634 struct wmi_txe_notify_cmd *cmd;
1635
1636 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1637 if (!skb)
1638 return -ENOMEM;
1639
1640 cmd = (struct wmi_txe_notify_cmd *) skb->data;
1641 cmd->rate = cpu_to_le32(rate);
1642 cmd->pkts = cpu_to_le32(pkts);
1643 cmd->intvl = cpu_to_le32(intvl);
1644
1645 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID,
1646 NO_SYNC_WMIFLAG);
1647 }
1648
ath6kl_wmi_set_rssi_filter_cmd(struct wmi * wmi,u8 if_idx,s8 rssi)1649 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi)
1650 {
1651 struct sk_buff *skb;
1652 struct wmi_set_rssi_filter_cmd *cmd;
1653 int ret;
1654
1655 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1656 if (!skb)
1657 return -ENOMEM;
1658
1659 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data;
1660 cmd->rssi = rssi;
1661
1662 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID,
1663 NO_SYNC_WMIFLAG);
1664 return ret;
1665 }
1666
ath6kl_wmi_send_snr_threshold_params(struct wmi * wmi,struct wmi_snr_threshold_params_cmd * snr_cmd)1667 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1668 struct wmi_snr_threshold_params_cmd *snr_cmd)
1669 {
1670 struct sk_buff *skb;
1671 struct wmi_snr_threshold_params_cmd *cmd;
1672
1673 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1674 if (!skb)
1675 return -ENOMEM;
1676
1677 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1678 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1679
1680 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1681 NO_SYNC_WMIFLAG);
1682 }
1683
ath6kl_wmi_snr_threshold_event_rx(struct wmi * wmi,u8 * datap,int len)1684 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1685 int len)
1686 {
1687 struct wmi_snr_threshold_event *reply;
1688 struct sq_threshold_params *sq_thresh;
1689 struct wmi_snr_threshold_params_cmd cmd;
1690 enum wmi_snr_threshold_val new_threshold;
1691 u8 upper_snr_threshold, lower_snr_threshold;
1692 s16 snr;
1693 int ret;
1694
1695 if (len < sizeof(struct wmi_snr_threshold_event))
1696 return -EINVAL;
1697
1698 reply = (struct wmi_snr_threshold_event *) datap;
1699
1700 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1701 snr = reply->snr;
1702
1703 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1704
1705 /*
1706 * Identify the threshold breached and communicate that to the app.
1707 * After that install a new set of thresholds based on the signal
1708 * quality reported by the target.
1709 */
1710 if (new_threshold) {
1711 /* Upper threshold breached */
1712 if (snr < sq_thresh->upper_threshold[0]) {
1713 ath6kl_dbg(ATH6KL_DBG_WMI,
1714 "spurious upper snr threshold event: %d\n",
1715 snr);
1716 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1717 (snr >= sq_thresh->upper_threshold[0])) {
1718 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1719 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1720 (snr >= sq_thresh->upper_threshold[1])) {
1721 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1722 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1723 (snr >= sq_thresh->upper_threshold[2])) {
1724 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1725 } else if (snr >= sq_thresh->upper_threshold[3]) {
1726 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1727 }
1728 } else {
1729 /* Lower threshold breached */
1730 if (snr > sq_thresh->lower_threshold[0]) {
1731 ath6kl_dbg(ATH6KL_DBG_WMI,
1732 "spurious lower snr threshold event: %d\n",
1733 sq_thresh->lower_threshold[0]);
1734 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1735 (snr <= sq_thresh->lower_threshold[0])) {
1736 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1737 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1738 (snr <= sq_thresh->lower_threshold[1])) {
1739 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1740 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1741 (snr <= sq_thresh->lower_threshold[2])) {
1742 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1743 } else if (snr <= sq_thresh->lower_threshold[3]) {
1744 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1745 }
1746 }
1747
1748 /* Calculate and install the next set of thresholds */
1749 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1750 sq_thresh->lower_threshold_valid_count);
1751 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1752 sq_thresh->upper_threshold_valid_count);
1753
1754 /* Issue a wmi command to install the thresholds */
1755 cmd.thresh_above1_val = upper_snr_threshold;
1756 cmd.thresh_below1_val = lower_snr_threshold;
1757 cmd.weight = sq_thresh->weight;
1758 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1759
1760 ath6kl_dbg(ATH6KL_DBG_WMI,
1761 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1762 snr, new_threshold,
1763 lower_snr_threshold, upper_snr_threshold);
1764
1765 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1766 if (ret) {
1767 ath6kl_err("unable to configure snr threshold\n");
1768 return -EIO;
1769 }
1770
1771 return 0;
1772 }
1773
ath6kl_wmi_aplist_event_rx(struct wmi * wmi,u8 * datap,int len)1774 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1775 {
1776 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1777 struct wmi_ap_info_v1 *ap_info_v1;
1778 u8 index;
1779
1780 if (len < sizeof(struct wmi_aplist_event) ||
1781 ev->ap_list_ver != APLIST_VER1)
1782 return -EINVAL;
1783
1784 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1785
1786 ath6kl_dbg(ATH6KL_DBG_WMI,
1787 "number of APs in aplist event: %d\n", ev->num_ap);
1788
1789 if (len < struct_size(ev, ap_list, ev->num_ap))
1790 return -EINVAL;
1791
1792 /* AP list version 1 contents */
1793 for (index = 0; index < ev->num_ap; index++) {
1794 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1795 index, ap_info_v1->bssid, ap_info_v1->channel);
1796 ap_info_v1++;
1797 }
1798
1799 return 0;
1800 }
1801
ath6kl_wmi_cmd_send(struct wmi * wmi,u8 if_idx,struct sk_buff * skb,enum wmi_cmd_id cmd_id,enum wmi_sync_flag sync_flag)1802 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1803 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1804 {
1805 struct wmi_cmd_hdr *cmd_hdr;
1806 enum htc_endpoint_id ep_id = wmi->ep_id;
1807 int ret;
1808 u16 info1;
1809
1810 if (WARN_ON(skb == NULL ||
1811 (if_idx > (wmi->parent_dev->vif_max - 1)))) {
1812 dev_kfree_skb(skb);
1813 return -EINVAL;
1814 }
1815
1816 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1817 cmd_id, skb->len, sync_flag);
1818 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1819 skb->data, skb->len);
1820
1821 if (sync_flag >= END_WMIFLAG) {
1822 dev_kfree_skb(skb);
1823 return -EINVAL;
1824 }
1825
1826 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1827 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1828 /*
1829 * Make sure all data currently queued is transmitted before
1830 * the cmd execution. Establish a new sync point.
1831 */
1832 ath6kl_wmi_sync_point(wmi, if_idx);
1833 }
1834
1835 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1836
1837 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1838 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1839 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1840 cmd_hdr->info1 = cpu_to_le16(info1);
1841
1842 /* Only for OPT_TX_CMD, use BE endpoint. */
1843 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1844 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, false,
1845 WMI_DATA_HDR_DATA_TYPE_802_3, 0, NULL, if_idx);
1846 if (ret) {
1847 dev_kfree_skb(skb);
1848 return ret;
1849 }
1850 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1851 }
1852
1853 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1854
1855 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1856 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1857 /*
1858 * Make sure all new data queued waits for the command to
1859 * execute. Establish a new sync point.
1860 */
1861 ath6kl_wmi_sync_point(wmi, if_idx);
1862 }
1863
1864 return 0;
1865 }
1866
ath6kl_wmi_connect_cmd(struct wmi * wmi,u8 if_idx,enum network_type nw_type,enum dot11_auth_mode dot11_auth_mode,enum auth_mode auth_mode,enum ath6kl_crypto_type pairwise_crypto,u8 pairwise_crypto_len,enum ath6kl_crypto_type group_crypto,u8 group_crypto_len,int ssid_len,u8 * ssid,u8 * bssid,u16 channel,u32 ctrl_flags,u8 nw_subtype)1867 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1868 enum network_type nw_type,
1869 enum dot11_auth_mode dot11_auth_mode,
1870 enum auth_mode auth_mode,
1871 enum ath6kl_crypto_type pairwise_crypto,
1872 u8 pairwise_crypto_len,
1873 enum ath6kl_crypto_type group_crypto,
1874 u8 group_crypto_len, int ssid_len, u8 *ssid,
1875 u8 *bssid, u16 channel, u32 ctrl_flags,
1876 u8 nw_subtype)
1877 {
1878 struct sk_buff *skb;
1879 struct wmi_connect_cmd *cc;
1880 int ret;
1881
1882 ath6kl_dbg(ATH6KL_DBG_WMI,
1883 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1884 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1885 bssid, channel, ctrl_flags, ssid_len, nw_type,
1886 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1887 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1888
1889 wmi->traffic_class = 100;
1890
1891 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1892 return -EINVAL;
1893
1894 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1895 return -EINVAL;
1896
1897 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1898 if (!skb)
1899 return -ENOMEM;
1900
1901 cc = (struct wmi_connect_cmd *) skb->data;
1902
1903 if (ssid_len)
1904 memcpy(cc->ssid, ssid, ssid_len);
1905
1906 cc->ssid_len = ssid_len;
1907 cc->nw_type = nw_type;
1908 cc->dot11_auth_mode = dot11_auth_mode;
1909 cc->auth_mode = auth_mode;
1910 cc->prwise_crypto_type = pairwise_crypto;
1911 cc->prwise_crypto_len = pairwise_crypto_len;
1912 cc->grp_crypto_type = group_crypto;
1913 cc->grp_crypto_len = group_crypto_len;
1914 cc->ch = cpu_to_le16(channel);
1915 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1916 cc->nw_subtype = nw_subtype;
1917
1918 if (bssid != NULL)
1919 memcpy(cc->bssid, bssid, ETH_ALEN);
1920
1921 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1922 NO_SYNC_WMIFLAG);
1923
1924 return ret;
1925 }
1926
ath6kl_wmi_reconnect_cmd(struct wmi * wmi,u8 if_idx,u8 * bssid,u16 channel)1927 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1928 u16 channel)
1929 {
1930 struct sk_buff *skb;
1931 struct wmi_reconnect_cmd *cc;
1932 int ret;
1933
1934 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1935 bssid, channel);
1936
1937 wmi->traffic_class = 100;
1938
1939 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1940 if (!skb)
1941 return -ENOMEM;
1942
1943 cc = (struct wmi_reconnect_cmd *) skb->data;
1944 cc->channel = cpu_to_le16(channel);
1945
1946 if (bssid != NULL)
1947 memcpy(cc->bssid, bssid, ETH_ALEN);
1948
1949 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1950 NO_SYNC_WMIFLAG);
1951
1952 return ret;
1953 }
1954
ath6kl_wmi_disconnect_cmd(struct wmi * wmi,u8 if_idx)1955 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1956 {
1957 int ret;
1958
1959 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1960
1961 wmi->traffic_class = 100;
1962
1963 /* Disconnect command does not need to do a SYNC before. */
1964 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1965
1966 return ret;
1967 }
1968
1969 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
1970 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
1971 * mgmt operations using station interface.
1972 */
ath6kl_wmi_startscan_cmd(struct wmi * wmi,u8 if_idx,enum wmi_scan_type scan_type,u32 force_fgscan,u32 is_legacy,u32 home_dwell_time,u32 force_scan_interval,s8 num_chan,u16 * ch_list)1973 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1974 enum wmi_scan_type scan_type,
1975 u32 force_fgscan, u32 is_legacy,
1976 u32 home_dwell_time,
1977 u32 force_scan_interval,
1978 s8 num_chan, u16 *ch_list)
1979 {
1980 struct sk_buff *skb;
1981 struct wmi_start_scan_cmd *sc;
1982 int i, ret;
1983
1984 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1985 return -EINVAL;
1986
1987 if (num_chan > WMI_MAX_CHANNELS)
1988 return -EINVAL;
1989
1990 skb = ath6kl_wmi_get_new_buf(struct_size(sc, ch_list, num_chan));
1991 if (!skb)
1992 return -ENOMEM;
1993
1994 sc = (struct wmi_start_scan_cmd *) skb->data;
1995 sc->scan_type = scan_type;
1996 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1997 sc->is_legacy = cpu_to_le32(is_legacy);
1998 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1999 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
2000 sc->num_ch = num_chan;
2001
2002 for (i = 0; i < num_chan; i++)
2003 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
2004
2005 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
2006 NO_SYNC_WMIFLAG);
2007
2008 return ret;
2009 }
2010
2011 /*
2012 * beginscan supports (compared to old startscan) P2P mgmt operations using
2013 * station interface, send additional information like supported rates to
2014 * advertise and xmit rates for probe requests
2015 */
ath6kl_wmi_beginscan_cmd(struct wmi * wmi,u8 if_idx,enum wmi_scan_type scan_type,u32 force_fgscan,u32 is_legacy,u32 home_dwell_time,u32 force_scan_interval,s8 num_chan,u16 * ch_list,u32 no_cck,u32 * rates)2016 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
2017 enum wmi_scan_type scan_type,
2018 u32 force_fgscan, u32 is_legacy,
2019 u32 home_dwell_time, u32 force_scan_interval,
2020 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
2021 {
2022 struct ieee80211_supported_band *sband;
2023 struct sk_buff *skb;
2024 struct wmi_begin_scan_cmd *sc;
2025 s8 *supp_rates;
2026 int i, band, ret;
2027 struct ath6kl *ar = wmi->parent_dev;
2028 int num_rates;
2029 u32 ratemask;
2030
2031 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
2032 ar->fw_capabilities)) {
2033 return ath6kl_wmi_startscan_cmd(wmi, if_idx,
2034 scan_type, force_fgscan,
2035 is_legacy, home_dwell_time,
2036 force_scan_interval,
2037 num_chan, ch_list);
2038 }
2039
2040 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
2041 return -EINVAL;
2042
2043 if (num_chan > WMI_MAX_CHANNELS)
2044 return -EINVAL;
2045
2046 skb = ath6kl_wmi_get_new_buf(struct_size(sc, ch_list, num_chan));
2047 if (!skb)
2048 return -ENOMEM;
2049
2050 sc = (struct wmi_begin_scan_cmd *) skb->data;
2051 sc->scan_type = scan_type;
2052 sc->force_fg_scan = cpu_to_le32(force_fgscan);
2053 sc->is_legacy = cpu_to_le32(is_legacy);
2054 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
2055 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
2056 sc->no_cck = cpu_to_le32(no_cck);
2057 sc->num_ch = num_chan;
2058
2059 for (band = 0; band < NUM_NL80211_BANDS; band++) {
2060 sband = ar->wiphy->bands[band];
2061
2062 if (!sband)
2063 continue;
2064
2065 if (WARN_ON(band >= ATH6KL_NUM_BANDS))
2066 break;
2067
2068 ratemask = rates[band];
2069 supp_rates = sc->supp_rates[band].rates;
2070 num_rates = 0;
2071
2072 for (i = 0; i < sband->n_bitrates; i++) {
2073 if ((BIT(i) & ratemask) == 0)
2074 continue; /* skip rate */
2075 supp_rates[num_rates++] =
2076 (u8) (sband->bitrates[i].bitrate / 5);
2077 }
2078 sc->supp_rates[band].nrates = num_rates;
2079 }
2080
2081 for (i = 0; i < num_chan; i++)
2082 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
2083
2084 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
2085 NO_SYNC_WMIFLAG);
2086
2087 return ret;
2088 }
2089
ath6kl_wmi_enable_sched_scan_cmd(struct wmi * wmi,u8 if_idx,bool enable)2090 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable)
2091 {
2092 struct sk_buff *skb;
2093 struct wmi_enable_sched_scan_cmd *sc;
2094 int ret;
2095
2096 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
2097 if (!skb)
2098 return -ENOMEM;
2099
2100 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n",
2101 enable ? "enabling" : "disabling", if_idx);
2102 sc = (struct wmi_enable_sched_scan_cmd *) skb->data;
2103 sc->enable = enable ? 1 : 0;
2104
2105 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2106 WMI_ENABLE_SCHED_SCAN_CMDID,
2107 NO_SYNC_WMIFLAG);
2108 return ret;
2109 }
2110
ath6kl_wmi_scanparams_cmd(struct wmi * wmi,u8 if_idx,u16 fg_start_sec,u16 fg_end_sec,u16 bg_sec,u16 minact_chdw_msec,u16 maxact_chdw_msec,u16 pas_chdw_msec,u8 short_scan_ratio,u8 scan_ctrl_flag,u32 max_dfsch_act_time,u16 maxact_scan_per_ssid)2111 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
2112 u16 fg_start_sec,
2113 u16 fg_end_sec, u16 bg_sec,
2114 u16 minact_chdw_msec, u16 maxact_chdw_msec,
2115 u16 pas_chdw_msec, u8 short_scan_ratio,
2116 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
2117 u16 maxact_scan_per_ssid)
2118 {
2119 struct sk_buff *skb;
2120 struct wmi_scan_params_cmd *sc;
2121 int ret;
2122
2123 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
2124 if (!skb)
2125 return -ENOMEM;
2126
2127 sc = (struct wmi_scan_params_cmd *) skb->data;
2128 sc->fg_start_period = cpu_to_le16(fg_start_sec);
2129 sc->fg_end_period = cpu_to_le16(fg_end_sec);
2130 sc->bg_period = cpu_to_le16(bg_sec);
2131 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
2132 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
2133 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
2134 sc->short_scan_ratio = short_scan_ratio;
2135 sc->scan_ctrl_flags = scan_ctrl_flag;
2136 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
2137 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
2138
2139 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
2140 NO_SYNC_WMIFLAG);
2141 return ret;
2142 }
2143
ath6kl_wmi_bssfilter_cmd(struct wmi * wmi,u8 if_idx,u8 filter,u32 ie_mask)2144 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
2145 {
2146 struct sk_buff *skb;
2147 struct wmi_bss_filter_cmd *cmd;
2148 int ret;
2149
2150 if (filter >= LAST_BSS_FILTER)
2151 return -EINVAL;
2152
2153 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2154 if (!skb)
2155 return -ENOMEM;
2156
2157 cmd = (struct wmi_bss_filter_cmd *) skb->data;
2158 cmd->bss_filter = filter;
2159 cmd->ie_mask = cpu_to_le32(ie_mask);
2160
2161 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
2162 NO_SYNC_WMIFLAG);
2163 return ret;
2164 }
2165
ath6kl_wmi_probedssid_cmd(struct wmi * wmi,u8 if_idx,u8 index,u8 flag,u8 ssid_len,u8 * ssid)2166 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
2167 u8 ssid_len, u8 *ssid)
2168 {
2169 struct sk_buff *skb;
2170 struct wmi_probed_ssid_cmd *cmd;
2171 int ret;
2172
2173 if (index >= MAX_PROBED_SSIDS)
2174 return -EINVAL;
2175
2176 if (ssid_len > sizeof(cmd->ssid))
2177 return -EINVAL;
2178
2179 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
2180 return -EINVAL;
2181
2182 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
2183 return -EINVAL;
2184
2185 if (flag & SPECIFIC_SSID_FLAG)
2186 wmi->is_probe_ssid = true;
2187
2188 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2189 if (!skb)
2190 return -ENOMEM;
2191
2192 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
2193 cmd->entry_index = index;
2194 cmd->flag = flag;
2195 cmd->ssid_len = ssid_len;
2196 memcpy(cmd->ssid, ssid, ssid_len);
2197
2198 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
2199 NO_SYNC_WMIFLAG);
2200 return ret;
2201 }
2202
ath6kl_wmi_listeninterval_cmd(struct wmi * wmi,u8 if_idx,u16 listen_interval,u16 listen_beacons)2203 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
2204 u16 listen_interval,
2205 u16 listen_beacons)
2206 {
2207 struct sk_buff *skb;
2208 struct wmi_listen_int_cmd *cmd;
2209 int ret;
2210
2211 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2212 if (!skb)
2213 return -ENOMEM;
2214
2215 cmd = (struct wmi_listen_int_cmd *) skb->data;
2216 cmd->listen_intvl = cpu_to_le16(listen_interval);
2217 cmd->num_beacons = cpu_to_le16(listen_beacons);
2218
2219 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
2220 NO_SYNC_WMIFLAG);
2221 return ret;
2222 }
2223
ath6kl_wmi_bmisstime_cmd(struct wmi * wmi,u8 if_idx,u16 bmiss_time,u16 num_beacons)2224 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
2225 u16 bmiss_time, u16 num_beacons)
2226 {
2227 struct sk_buff *skb;
2228 struct wmi_bmiss_time_cmd *cmd;
2229 int ret;
2230
2231 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2232 if (!skb)
2233 return -ENOMEM;
2234
2235 cmd = (struct wmi_bmiss_time_cmd *) skb->data;
2236 cmd->bmiss_time = cpu_to_le16(bmiss_time);
2237 cmd->num_beacons = cpu_to_le16(num_beacons);
2238
2239 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
2240 NO_SYNC_WMIFLAG);
2241 return ret;
2242 }
2243
ath6kl_wmi_powermode_cmd(struct wmi * wmi,u8 if_idx,u8 pwr_mode)2244 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
2245 {
2246 struct sk_buff *skb;
2247 struct wmi_power_mode_cmd *cmd;
2248 int ret;
2249
2250 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2251 if (!skb)
2252 return -ENOMEM;
2253
2254 cmd = (struct wmi_power_mode_cmd *) skb->data;
2255 cmd->pwr_mode = pwr_mode;
2256 wmi->pwr_mode = pwr_mode;
2257
2258 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
2259 NO_SYNC_WMIFLAG);
2260 return ret;
2261 }
2262
ath6kl_wmi_pmparams_cmd(struct wmi * wmi,u8 if_idx,u16 idle_period,u16 ps_poll_num,u16 dtim_policy,u16 tx_wakeup_policy,u16 num_tx_to_wakeup,u16 ps_fail_event_policy)2263 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
2264 u16 ps_poll_num, u16 dtim_policy,
2265 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
2266 u16 ps_fail_event_policy)
2267 {
2268 struct sk_buff *skb;
2269 struct wmi_power_params_cmd *pm;
2270 int ret;
2271
2272 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
2273 if (!skb)
2274 return -ENOMEM;
2275
2276 pm = (struct wmi_power_params_cmd *)skb->data;
2277 pm->idle_period = cpu_to_le16(idle_period);
2278 pm->pspoll_number = cpu_to_le16(ps_poll_num);
2279 pm->dtim_policy = cpu_to_le16(dtim_policy);
2280 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
2281 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
2282 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
2283
2284 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
2285 NO_SYNC_WMIFLAG);
2286 return ret;
2287 }
2288
ath6kl_wmi_disctimeout_cmd(struct wmi * wmi,u8 if_idx,u8 timeout)2289 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
2290 {
2291 struct sk_buff *skb;
2292 struct wmi_disc_timeout_cmd *cmd;
2293 int ret;
2294
2295 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2296 if (!skb)
2297 return -ENOMEM;
2298
2299 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
2300 cmd->discon_timeout = timeout;
2301
2302 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
2303 NO_SYNC_WMIFLAG);
2304
2305 if (ret == 0)
2306 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
2307
2308 return ret;
2309 }
2310
ath6kl_wmi_addkey_cmd(struct wmi * wmi,u8 if_idx,u8 key_index,enum ath6kl_crypto_type key_type,u8 key_usage,u8 key_len,u8 * key_rsc,unsigned int key_rsc_len,u8 * key_material,u8 key_op_ctrl,u8 * mac_addr,enum wmi_sync_flag sync_flag)2311 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
2312 enum ath6kl_crypto_type key_type,
2313 u8 key_usage, u8 key_len,
2314 u8 *key_rsc, unsigned int key_rsc_len,
2315 u8 *key_material,
2316 u8 key_op_ctrl, u8 *mac_addr,
2317 enum wmi_sync_flag sync_flag)
2318 {
2319 struct sk_buff *skb;
2320 struct wmi_add_cipher_key_cmd *cmd;
2321 int ret;
2322
2323 ath6kl_dbg(ATH6KL_DBG_WMI,
2324 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n",
2325 key_index, key_type, key_usage, key_len, key_op_ctrl);
2326
2327 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2328 (key_material == NULL) || key_rsc_len > 8)
2329 return -EINVAL;
2330
2331 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2332 return -EINVAL;
2333
2334 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2335 if (!skb)
2336 return -ENOMEM;
2337
2338 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2339 cmd->key_index = key_index;
2340 cmd->key_type = key_type;
2341 cmd->key_usage = key_usage;
2342 cmd->key_len = key_len;
2343 memcpy(cmd->key, key_material, key_len);
2344
2345 if (key_rsc != NULL)
2346 memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
2347
2348 cmd->key_op_ctrl = key_op_ctrl;
2349
2350 if (mac_addr)
2351 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2352
2353 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2354 sync_flag);
2355
2356 return ret;
2357 }
2358
ath6kl_wmi_add_krk_cmd(struct wmi * wmi,u8 if_idx,const u8 * krk)2359 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk)
2360 {
2361 struct sk_buff *skb;
2362 struct wmi_add_krk_cmd *cmd;
2363 int ret;
2364
2365 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2366 if (!skb)
2367 return -ENOMEM;
2368
2369 cmd = (struct wmi_add_krk_cmd *) skb->data;
2370 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2371
2372 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2373 NO_SYNC_WMIFLAG);
2374
2375 return ret;
2376 }
2377
ath6kl_wmi_deletekey_cmd(struct wmi * wmi,u8 if_idx,u8 key_index)2378 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2379 {
2380 struct sk_buff *skb;
2381 struct wmi_delete_cipher_key_cmd *cmd;
2382 int ret;
2383
2384 if (key_index > WMI_MAX_KEY_INDEX)
2385 return -EINVAL;
2386
2387 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2388 if (!skb)
2389 return -ENOMEM;
2390
2391 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2392 cmd->key_index = key_index;
2393
2394 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2395 NO_SYNC_WMIFLAG);
2396
2397 return ret;
2398 }
2399
ath6kl_wmi_setpmkid_cmd(struct wmi * wmi,u8 if_idx,const u8 * bssid,const u8 * pmkid,bool set)2400 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2401 const u8 *pmkid, bool set)
2402 {
2403 struct sk_buff *skb;
2404 struct wmi_setpmkid_cmd *cmd;
2405 int ret;
2406
2407 if (bssid == NULL)
2408 return -EINVAL;
2409
2410 if (set && pmkid == NULL)
2411 return -EINVAL;
2412
2413 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2414 if (!skb)
2415 return -ENOMEM;
2416
2417 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2418 memcpy(cmd->bssid, bssid, ETH_ALEN);
2419 if (set) {
2420 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2421 cmd->enable = PMKID_ENABLE;
2422 } else {
2423 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2424 cmd->enable = PMKID_DISABLE;
2425 }
2426
2427 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2428 NO_SYNC_WMIFLAG);
2429
2430 return ret;
2431 }
2432
ath6kl_wmi_data_sync_send(struct wmi * wmi,struct sk_buff * skb,enum htc_endpoint_id ep_id,u8 if_idx)2433 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2434 enum htc_endpoint_id ep_id, u8 if_idx)
2435 {
2436 struct wmi_data_hdr *data_hdr;
2437 int ret;
2438
2439 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) {
2440 dev_kfree_skb(skb);
2441 return -EINVAL;
2442 }
2443
2444 skb_push(skb, sizeof(struct wmi_data_hdr));
2445
2446 data_hdr = (struct wmi_data_hdr *) skb->data;
2447 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2448 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2449
2450 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2451
2452 return ret;
2453 }
2454
ath6kl_wmi_sync_point(struct wmi * wmi,u8 if_idx)2455 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2456 {
2457 struct sk_buff *skb;
2458 struct wmi_sync_cmd *cmd;
2459 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2460 enum htc_endpoint_id ep_id;
2461 u8 index, num_pri_streams = 0;
2462 int ret = 0;
2463
2464 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2465
2466 spin_lock_bh(&wmi->lock);
2467
2468 for (index = 0; index < WMM_NUM_AC; index++) {
2469 if (wmi->fat_pipe_exist & (1 << index)) {
2470 num_pri_streams++;
2471 data_sync_bufs[num_pri_streams - 1].traffic_class =
2472 index;
2473 }
2474 }
2475
2476 spin_unlock_bh(&wmi->lock);
2477
2478 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2479 if (!skb)
2480 return -ENOMEM;
2481
2482 cmd = (struct wmi_sync_cmd *) skb->data;
2483
2484 /*
2485 * In the SYNC cmd sent on the control Ep, send a bitmap
2486 * of the data eps on which the Data Sync will be sent
2487 */
2488 cmd->data_sync_map = wmi->fat_pipe_exist;
2489
2490 for (index = 0; index < num_pri_streams; index++) {
2491 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2492 if (data_sync_bufs[index].skb == NULL) {
2493 ret = -ENOMEM;
2494 break;
2495 }
2496 }
2497
2498 /*
2499 * If buffer allocation for any of the dataSync fails,
2500 * then do not send the Synchronize cmd on the control ep
2501 */
2502 if (ret)
2503 goto free_cmd_skb;
2504
2505 /*
2506 * Send sync cmd followed by sync data messages on all
2507 * endpoints being used
2508 */
2509 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2510 NO_SYNC_WMIFLAG);
2511
2512 if (ret)
2513 goto free_data_skb;
2514
2515 for (index = 0; index < num_pri_streams; index++) {
2516 if (WARN_ON(!data_sync_bufs[index].skb)) {
2517 ret = -ENOMEM;
2518 goto free_data_skb;
2519 }
2520
2521 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2522 data_sync_bufs[index].
2523 traffic_class);
2524 ret =
2525 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2526 ep_id, if_idx);
2527
2528 data_sync_bufs[index].skb = NULL;
2529
2530 if (ret)
2531 goto free_data_skb;
2532 }
2533
2534 return 0;
2535
2536 free_cmd_skb:
2537 /* free up any resources left over (possibly due to an error) */
2538 dev_kfree_skb(skb);
2539
2540 free_data_skb:
2541 for (index = 0; index < num_pri_streams; index++)
2542 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb);
2543
2544 return ret;
2545 }
2546
ath6kl_wmi_create_pstream_cmd(struct wmi * wmi,u8 if_idx,struct wmi_create_pstream_cmd * params)2547 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2548 struct wmi_create_pstream_cmd *params)
2549 {
2550 struct sk_buff *skb;
2551 struct wmi_create_pstream_cmd *cmd;
2552 u8 fatpipe_exist_for_ac = 0;
2553 s32 min_phy = 0;
2554 s32 nominal_phy = 0;
2555 int ret;
2556
2557 if (!((params->user_pri <= 0x7) &&
2558 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2559 (params->traffic_direc == UPLINK_TRAFFIC ||
2560 params->traffic_direc == DNLINK_TRAFFIC ||
2561 params->traffic_direc == BIDIR_TRAFFIC) &&
2562 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2563 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2564 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2565 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2566 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2567 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2568 params->tsid <= WMI_MAX_THINSTREAM))) {
2569 return -EINVAL;
2570 }
2571
2572 /*
2573 * Check nominal PHY rate is >= minimalPHY,
2574 * so that DUT can allow TSRS IE
2575 */
2576
2577 /* Get the physical rate (units of bps) */
2578 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2579
2580 /* Check minimal phy < nominal phy rate */
2581 if (params->nominal_phy >= min_phy) {
2582 /* unit of 500 kbps */
2583 nominal_phy = (params->nominal_phy * 1000) / 500;
2584 ath6kl_dbg(ATH6KL_DBG_WMI,
2585 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2586 min_phy, nominal_phy);
2587
2588 params->nominal_phy = nominal_phy;
2589 } else {
2590 params->nominal_phy = 0;
2591 }
2592
2593 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2594 if (!skb)
2595 return -ENOMEM;
2596
2597 ath6kl_dbg(ATH6KL_DBG_WMI,
2598 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2599 params->traffic_class, params->tsid);
2600
2601 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2602 memcpy(cmd, params, sizeof(*cmd));
2603
2604 /* This is an implicitly created Fat pipe */
2605 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2606 spin_lock_bh(&wmi->lock);
2607 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2608 (1 << params->traffic_class));
2609 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2610 spin_unlock_bh(&wmi->lock);
2611 } else {
2612 /* explicitly created thin stream within a fat pipe */
2613 spin_lock_bh(&wmi->lock);
2614 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2615 (1 << params->traffic_class));
2616 wmi->stream_exist_for_ac[params->traffic_class] |=
2617 (1 << params->tsid);
2618 /*
2619 * If a thinstream becomes active, the fat pipe automatically
2620 * becomes active
2621 */
2622 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2623 spin_unlock_bh(&wmi->lock);
2624 }
2625
2626 /*
2627 * Indicate activity change to driver layer only if this is the
2628 * first TSID to get created in this AC explicitly or an implicit
2629 * fat pipe is getting created.
2630 */
2631 if (!fatpipe_exist_for_ac)
2632 ath6kl_indicate_tx_activity(wmi->parent_dev,
2633 params->traffic_class, true);
2634
2635 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2636 NO_SYNC_WMIFLAG);
2637 return ret;
2638 }
2639
ath6kl_wmi_delete_pstream_cmd(struct wmi * wmi,u8 if_idx,u8 traffic_class,u8 tsid)2640 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2641 u8 tsid)
2642 {
2643 struct sk_buff *skb;
2644 struct wmi_delete_pstream_cmd *cmd;
2645 u16 active_tsids = 0;
2646 int ret;
2647
2648 if (traffic_class >= WMM_NUM_AC) {
2649 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2650 return -EINVAL;
2651 }
2652
2653 if (tsid >= 16) {
2654 ath6kl_err("invalid tsid: %d\n", tsid);
2655 return -EINVAL;
2656 }
2657
2658 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2659 if (!skb)
2660 return -ENOMEM;
2661
2662 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2663 cmd->traffic_class = traffic_class;
2664 cmd->tsid = tsid;
2665
2666 spin_lock_bh(&wmi->lock);
2667 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2668 spin_unlock_bh(&wmi->lock);
2669
2670 if (!(active_tsids & (1 << tsid))) {
2671 dev_kfree_skb(skb);
2672 ath6kl_dbg(ATH6KL_DBG_WMI,
2673 "TSID %d doesn't exist for traffic class: %d\n",
2674 tsid, traffic_class);
2675 return -ENODATA;
2676 }
2677
2678 ath6kl_dbg(ATH6KL_DBG_WMI,
2679 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2680 traffic_class, tsid);
2681
2682 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2683 SYNC_BEFORE_WMIFLAG);
2684
2685 spin_lock_bh(&wmi->lock);
2686 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2687 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2688 spin_unlock_bh(&wmi->lock);
2689
2690 /*
2691 * Indicate stream inactivity to driver layer only if all tsids
2692 * within this AC are deleted.
2693 */
2694 if (!active_tsids) {
2695 ath6kl_indicate_tx_activity(wmi->parent_dev,
2696 traffic_class, false);
2697 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2698 }
2699
2700 return ret;
2701 }
2702
ath6kl_wmi_set_ip_cmd(struct wmi * wmi,u8 if_idx,__be32 ips0,__be32 ips1)2703 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
2704 __be32 ips0, __be32 ips1)
2705 {
2706 struct sk_buff *skb;
2707 struct wmi_set_ip_cmd *cmd;
2708 int ret;
2709
2710 /* Multicast address are not valid */
2711 if (ipv4_is_multicast(ips0) ||
2712 ipv4_is_multicast(ips1))
2713 return -EINVAL;
2714
2715 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2716 if (!skb)
2717 return -ENOMEM;
2718
2719 cmd = (struct wmi_set_ip_cmd *) skb->data;
2720 cmd->ips[0] = ips0;
2721 cmd->ips[1] = ips1;
2722
2723 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
2724 NO_SYNC_WMIFLAG);
2725 return ret;
2726 }
2727
ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi * wmi)2728 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
2729 {
2730 u16 active_tsids;
2731 u8 stream_exist;
2732 int i;
2733
2734 /*
2735 * Relinquish credits from all implicitly created pstreams
2736 * since when we go to sleep. If user created explicit
2737 * thinstreams exists with in a fatpipe leave them intact
2738 * for the user to delete.
2739 */
2740 spin_lock_bh(&wmi->lock);
2741 stream_exist = wmi->fat_pipe_exist;
2742 spin_unlock_bh(&wmi->lock);
2743
2744 for (i = 0; i < WMM_NUM_AC; i++) {
2745 if (stream_exist & (1 << i)) {
2746 /*
2747 * FIXME: Is this lock & unlock inside
2748 * for loop correct? may need rework.
2749 */
2750 spin_lock_bh(&wmi->lock);
2751 active_tsids = wmi->stream_exist_for_ac[i];
2752 spin_unlock_bh(&wmi->lock);
2753
2754 /*
2755 * If there are no user created thin streams
2756 * delete the fatpipe
2757 */
2758 if (!active_tsids) {
2759 stream_exist &= ~(1 << i);
2760 /*
2761 * Indicate inactivity to driver layer for
2762 * this fatpipe (pstream)
2763 */
2764 ath6kl_indicate_tx_activity(wmi->parent_dev,
2765 i, false);
2766 }
2767 }
2768 }
2769
2770 /* FIXME: Can we do this assignment without locking ? */
2771 spin_lock_bh(&wmi->lock);
2772 wmi->fat_pipe_exist = stream_exist;
2773 spin_unlock_bh(&wmi->lock);
2774 }
2775
ath6kl_set_bitrate_mask64(struct wmi * wmi,u8 if_idx,const struct cfg80211_bitrate_mask * mask)2776 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx,
2777 const struct cfg80211_bitrate_mask *mask)
2778 {
2779 struct sk_buff *skb;
2780 int ret, mode, band;
2781 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS];
2782 struct wmi_set_tx_select_rates64_cmd *cmd;
2783
2784 memset(&ratemask, 0, sizeof(ratemask));
2785
2786 /* only check 2.4 and 5 GHz bands, skip the rest */
2787 for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
2788 /* copy legacy rate mask */
2789 ratemask[band] = mask->control[band].legacy;
2790 if (band == NL80211_BAND_5GHZ)
2791 ratemask[band] =
2792 mask->control[band].legacy << 4;
2793
2794 /* copy mcs rate mask */
2795 mcsrate = mask->control[band].ht_mcs[1];
2796 mcsrate <<= 8;
2797 mcsrate |= mask->control[band].ht_mcs[0];
2798 ratemask[band] |= mcsrate << 12;
2799 ratemask[band] |= mcsrate << 28;
2800 }
2801
2802 ath6kl_dbg(ATH6KL_DBG_WMI,
2803 "Ratemask 64 bit: 2.4:%llx 5:%llx\n",
2804 ratemask[0], ratemask[1]);
2805
2806 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
2807 if (!skb)
2808 return -ENOMEM;
2809
2810 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data;
2811 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
2812 /* A mode operate in 5GHZ band */
2813 if (mode == WMI_RATES_MODE_11A ||
2814 mode == WMI_RATES_MODE_11A_HT20 ||
2815 mode == WMI_RATES_MODE_11A_HT40)
2816 band = NL80211_BAND_5GHZ;
2817 else
2818 band = NL80211_BAND_2GHZ;
2819 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]);
2820 }
2821
2822 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2823 WMI_SET_TX_SELECT_RATES_CMDID,
2824 NO_SYNC_WMIFLAG);
2825 return ret;
2826 }
2827
ath6kl_set_bitrate_mask32(struct wmi * wmi,u8 if_idx,const struct cfg80211_bitrate_mask * mask)2828 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx,
2829 const struct cfg80211_bitrate_mask *mask)
2830 {
2831 struct sk_buff *skb;
2832 int ret, mode, band;
2833 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS];
2834 struct wmi_set_tx_select_rates32_cmd *cmd;
2835
2836 memset(&ratemask, 0, sizeof(ratemask));
2837
2838 /* only check 2.4 and 5 GHz bands, skip the rest */
2839 for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
2840 /* copy legacy rate mask */
2841 ratemask[band] = mask->control[band].legacy;
2842 if (band == NL80211_BAND_5GHZ)
2843 ratemask[band] =
2844 mask->control[band].legacy << 4;
2845
2846 /* copy mcs rate mask */
2847 mcsrate = mask->control[band].ht_mcs[0];
2848 ratemask[band] |= mcsrate << 12;
2849 ratemask[band] |= mcsrate << 20;
2850 }
2851
2852 ath6kl_dbg(ATH6KL_DBG_WMI,
2853 "Ratemask 32 bit: 2.4:%x 5:%x\n",
2854 ratemask[0], ratemask[1]);
2855
2856 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
2857 if (!skb)
2858 return -ENOMEM;
2859
2860 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data;
2861 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
2862 /* A mode operate in 5GHZ band */
2863 if (mode == WMI_RATES_MODE_11A ||
2864 mode == WMI_RATES_MODE_11A_HT20 ||
2865 mode == WMI_RATES_MODE_11A_HT40)
2866 band = NL80211_BAND_5GHZ;
2867 else
2868 band = NL80211_BAND_2GHZ;
2869 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]);
2870 }
2871
2872 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2873 WMI_SET_TX_SELECT_RATES_CMDID,
2874 NO_SYNC_WMIFLAG);
2875 return ret;
2876 }
2877
ath6kl_wmi_set_bitrate_mask(struct wmi * wmi,u8 if_idx,const struct cfg80211_bitrate_mask * mask)2878 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx,
2879 const struct cfg80211_bitrate_mask *mask)
2880 {
2881 struct ath6kl *ar = wmi->parent_dev;
2882
2883 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
2884 ar->fw_capabilities))
2885 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask);
2886 else
2887 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask);
2888 }
2889
ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi * wmi,u8 if_idx,enum ath6kl_host_mode host_mode)2890 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
2891 enum ath6kl_host_mode host_mode)
2892 {
2893 struct sk_buff *skb;
2894 struct wmi_set_host_sleep_mode_cmd *cmd;
2895 int ret;
2896
2897 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
2898 (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
2899 ath6kl_err("invalid host sleep mode: %d\n", host_mode);
2900 return -EINVAL;
2901 }
2902
2903 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2904 if (!skb)
2905 return -ENOMEM;
2906
2907 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
2908
2909 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
2910 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
2911 cmd->asleep = cpu_to_le32(1);
2912 } else {
2913 cmd->awake = cpu_to_le32(1);
2914 }
2915
2916 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2917 WMI_SET_HOST_SLEEP_MODE_CMDID,
2918 NO_SYNC_WMIFLAG);
2919 return ret;
2920 }
2921
2922 /* This command has zero length payload */
ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi * wmi,struct ath6kl_vif * vif)2923 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
2924 struct ath6kl_vif *vif)
2925 {
2926 struct ath6kl *ar = wmi->parent_dev;
2927
2928 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
2929 wake_up(&ar->event_wq);
2930
2931 return 0;
2932 }
2933
ath6kl_wmi_set_wow_mode_cmd(struct wmi * wmi,u8 if_idx,enum ath6kl_wow_mode wow_mode,u32 filter,u16 host_req_delay)2934 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
2935 enum ath6kl_wow_mode wow_mode,
2936 u32 filter, u16 host_req_delay)
2937 {
2938 struct sk_buff *skb;
2939 struct wmi_set_wow_mode_cmd *cmd;
2940 int ret;
2941
2942 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
2943 wow_mode != ATH6KL_WOW_MODE_DISABLE) {
2944 ath6kl_err("invalid wow mode: %d\n", wow_mode);
2945 return -EINVAL;
2946 }
2947
2948 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2949 if (!skb)
2950 return -ENOMEM;
2951
2952 cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
2953 cmd->enable_wow = cpu_to_le32(wow_mode);
2954 cmd->filter = cpu_to_le32(filter);
2955 cmd->host_req_delay = cpu_to_le16(host_req_delay);
2956
2957 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
2958 NO_SYNC_WMIFLAG);
2959 return ret;
2960 }
2961
ath6kl_wmi_add_wow_pattern_cmd(struct wmi * wmi,u8 if_idx,u8 list_id,u8 filter_size,u8 filter_offset,const u8 * filter,const u8 * mask)2962 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2963 u8 list_id, u8 filter_size,
2964 u8 filter_offset, const u8 *filter,
2965 const u8 *mask)
2966 {
2967 struct sk_buff *skb;
2968 struct wmi_add_wow_pattern_cmd *cmd;
2969 u16 size;
2970 u8 *filter_mask;
2971 int ret;
2972
2973 /*
2974 * Allocate additional memory in the buffer to hold
2975 * filter and mask value, which is twice of filter_size.
2976 */
2977 size = sizeof(*cmd) + (2 * filter_size);
2978
2979 skb = ath6kl_wmi_get_new_buf(size);
2980 if (!skb)
2981 return -ENOMEM;
2982
2983 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
2984 cmd->filter_list_id = list_id;
2985 cmd->filter_size = filter_size;
2986 cmd->filter_offset = filter_offset;
2987
2988 memcpy(cmd->filter, filter, filter_size);
2989
2990 filter_mask = (u8 *) (cmd->filter + filter_size);
2991 memcpy(filter_mask, mask, filter_size);
2992
2993 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
2994 NO_SYNC_WMIFLAG);
2995
2996 return ret;
2997 }
2998
ath6kl_wmi_del_wow_pattern_cmd(struct wmi * wmi,u8 if_idx,u16 list_id,u16 filter_id)2999 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
3000 u16 list_id, u16 filter_id)
3001 {
3002 struct sk_buff *skb;
3003 struct wmi_del_wow_pattern_cmd *cmd;
3004 int ret;
3005
3006 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3007 if (!skb)
3008 return -ENOMEM;
3009
3010 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
3011 cmd->filter_list_id = cpu_to_le16(list_id);
3012 cmd->filter_id = cpu_to_le16(filter_id);
3013
3014 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
3015 NO_SYNC_WMIFLAG);
3016 return ret;
3017 }
3018
ath6kl_wmi_cmd_send_xtnd(struct wmi * wmi,struct sk_buff * skb,enum wmix_command_id cmd_id,enum wmi_sync_flag sync_flag)3019 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
3020 enum wmix_command_id cmd_id,
3021 enum wmi_sync_flag sync_flag)
3022 {
3023 struct wmix_cmd_hdr *cmd_hdr;
3024 int ret;
3025
3026 skb_push(skb, sizeof(struct wmix_cmd_hdr));
3027
3028 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
3029 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
3030
3031 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
3032
3033 return ret;
3034 }
3035
ath6kl_wmi_get_challenge_resp_cmd(struct wmi * wmi,u32 cookie,u32 source)3036 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
3037 {
3038 struct sk_buff *skb;
3039 struct wmix_hb_challenge_resp_cmd *cmd;
3040 int ret;
3041
3042 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3043 if (!skb)
3044 return -ENOMEM;
3045
3046 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
3047 cmd->cookie = cpu_to_le32(cookie);
3048 cmd->source = cpu_to_le32(source);
3049
3050 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
3051 NO_SYNC_WMIFLAG);
3052 return ret;
3053 }
3054
ath6kl_wmi_config_debug_module_cmd(struct wmi * wmi,u32 valid,u32 config)3055 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
3056 {
3057 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
3058 struct sk_buff *skb;
3059 int ret;
3060
3061 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3062 if (!skb)
3063 return -ENOMEM;
3064
3065 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
3066 cmd->valid = cpu_to_le32(valid);
3067 cmd->config = cpu_to_le32(config);
3068
3069 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
3070 NO_SYNC_WMIFLAG);
3071 return ret;
3072 }
3073
ath6kl_wmi_get_stats_cmd(struct wmi * wmi,u8 if_idx)3074 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
3075 {
3076 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
3077 }
3078
ath6kl_wmi_set_tx_pwr_cmd(struct wmi * wmi,u8 if_idx,u8 dbM)3079 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
3080 {
3081 struct sk_buff *skb;
3082 struct wmi_set_tx_pwr_cmd *cmd;
3083 int ret;
3084
3085 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
3086 if (!skb)
3087 return -ENOMEM;
3088
3089 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
3090 cmd->dbM = dbM;
3091
3092 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
3093 NO_SYNC_WMIFLAG);
3094
3095 return ret;
3096 }
3097
ath6kl_wmi_get_tx_pwr_cmd(struct wmi * wmi,u8 if_idx)3098 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
3099 {
3100 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
3101 }
3102
ath6kl_wmi_get_roam_tbl_cmd(struct wmi * wmi)3103 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
3104 {
3105 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
3106 }
3107
ath6kl_wmi_set_lpreamble_cmd(struct wmi * wmi,u8 if_idx,u8 status,u8 preamble_policy)3108 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
3109 u8 preamble_policy)
3110 {
3111 struct sk_buff *skb;
3112 struct wmi_set_lpreamble_cmd *cmd;
3113 int ret;
3114
3115 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
3116 if (!skb)
3117 return -ENOMEM;
3118
3119 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
3120 cmd->status = status;
3121 cmd->preamble_policy = preamble_policy;
3122
3123 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
3124 NO_SYNC_WMIFLAG);
3125 return ret;
3126 }
3127
ath6kl_wmi_set_rts_cmd(struct wmi * wmi,u16 threshold)3128 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
3129 {
3130 struct sk_buff *skb;
3131 struct wmi_set_rts_cmd *cmd;
3132 int ret;
3133
3134 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
3135 if (!skb)
3136 return -ENOMEM;
3137
3138 cmd = (struct wmi_set_rts_cmd *) skb->data;
3139 cmd->threshold = cpu_to_le16(threshold);
3140
3141 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
3142 NO_SYNC_WMIFLAG);
3143 return ret;
3144 }
3145
ath6kl_wmi_set_wmm_txop(struct wmi * wmi,u8 if_idx,enum wmi_txop_cfg cfg)3146 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
3147 {
3148 struct sk_buff *skb;
3149 struct wmi_set_wmm_txop_cmd *cmd;
3150 int ret;
3151
3152 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
3153 return -EINVAL;
3154
3155 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
3156 if (!skb)
3157 return -ENOMEM;
3158
3159 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
3160 cmd->txop_enable = cfg;
3161
3162 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
3163 NO_SYNC_WMIFLAG);
3164 return ret;
3165 }
3166
ath6kl_wmi_set_keepalive_cmd(struct wmi * wmi,u8 if_idx,u8 keep_alive_intvl)3167 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
3168 u8 keep_alive_intvl)
3169 {
3170 struct sk_buff *skb;
3171 struct wmi_set_keepalive_cmd *cmd;
3172 int ret;
3173
3174 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3175 if (!skb)
3176 return -ENOMEM;
3177
3178 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
3179 cmd->keep_alive_intvl = keep_alive_intvl;
3180
3181 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
3182 NO_SYNC_WMIFLAG);
3183
3184 if (ret == 0)
3185 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
3186
3187 return ret;
3188 }
3189
ath6kl_wmi_set_htcap_cmd(struct wmi * wmi,u8 if_idx,enum nl80211_band band,struct ath6kl_htcap * htcap)3190 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
3191 enum nl80211_band band,
3192 struct ath6kl_htcap *htcap)
3193 {
3194 struct sk_buff *skb;
3195 struct wmi_set_htcap_cmd *cmd;
3196
3197 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3198 if (!skb)
3199 return -ENOMEM;
3200
3201 cmd = (struct wmi_set_htcap_cmd *) skb->data;
3202
3203 /*
3204 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely
3205 * this will be changed in firmware. If at all there is any change in
3206 * band value, the host needs to be fixed.
3207 */
3208 cmd->band = band;
3209 cmd->ht_enable = !!htcap->ht_enable;
3210 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20);
3211 cmd->ht40_supported =
3212 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40);
3213 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40);
3214 cmd->intolerant_40mhz =
3215 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT);
3216 cmd->max_ampdu_len_exp = htcap->ampdu_factor;
3217
3218 ath6kl_dbg(ATH6KL_DBG_WMI,
3219 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n",
3220 cmd->band, cmd->ht_enable, cmd->ht40_supported,
3221 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz,
3222 cmd->max_ampdu_len_exp);
3223 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID,
3224 NO_SYNC_WMIFLAG);
3225 }
3226
ath6kl_wmi_test_cmd(struct wmi * wmi,void * buf,size_t len)3227 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
3228 {
3229 struct sk_buff *skb;
3230 int ret;
3231
3232 skb = ath6kl_wmi_get_new_buf(len);
3233 if (!skb)
3234 return -ENOMEM;
3235
3236 memcpy(skb->data, buf, len);
3237
3238 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
3239
3240 return ret;
3241 }
3242
ath6kl_wmi_mcast_filter_cmd(struct wmi * wmi,u8 if_idx,bool mc_all_on)3243 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
3244 {
3245 struct sk_buff *skb;
3246 struct wmi_mcast_filter_cmd *cmd;
3247 int ret;
3248
3249 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3250 if (!skb)
3251 return -ENOMEM;
3252
3253 cmd = (struct wmi_mcast_filter_cmd *) skb->data;
3254 cmd->mcast_all_enable = mc_all_on;
3255
3256 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
3257 NO_SYNC_WMIFLAG);
3258 return ret;
3259 }
3260
ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi * wmi,u8 if_idx,u8 * filter,bool add_filter)3261 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
3262 u8 *filter, bool add_filter)
3263 {
3264 struct sk_buff *skb;
3265 struct wmi_mcast_filter_add_del_cmd *cmd;
3266 int ret;
3267
3268 if ((filter[0] != 0x33 || filter[1] != 0x33) &&
3269 (filter[0] != 0x01 || filter[1] != 0x00 ||
3270 filter[2] != 0x5e || filter[3] > 0x7f)) {
3271 ath6kl_warn("invalid multicast filter address\n");
3272 return -EINVAL;
3273 }
3274
3275 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3276 if (!skb)
3277 return -ENOMEM;
3278
3279 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
3280 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
3281 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3282 add_filter ? WMI_SET_MCAST_FILTER_CMDID :
3283 WMI_DEL_MCAST_FILTER_CMDID,
3284 NO_SYNC_WMIFLAG);
3285
3286 return ret;
3287 }
3288
ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi * wmi,u8 if_idx,bool enhance)3289 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance)
3290 {
3291 struct sk_buff *skb;
3292 struct wmi_sta_bmiss_enhance_cmd *cmd;
3293 int ret;
3294
3295 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3296 if (!skb)
3297 return -ENOMEM;
3298
3299 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data;
3300 cmd->enable = enhance ? 1 : 0;
3301
3302 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3303 WMI_STA_BMISS_ENHANCE_CMDID,
3304 NO_SYNC_WMIFLAG);
3305 return ret;
3306 }
3307
ath6kl_wmi_set_regdomain_cmd(struct wmi * wmi,const char * alpha2)3308 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
3309 {
3310 struct sk_buff *skb;
3311 struct wmi_set_regdomain_cmd *cmd;
3312
3313 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3314 if (!skb)
3315 return -ENOMEM;
3316
3317 cmd = (struct wmi_set_regdomain_cmd *) skb->data;
3318 memcpy(cmd->iso_name, alpha2, 2);
3319
3320 return ath6kl_wmi_cmd_send(wmi, 0, skb,
3321 WMI_SET_REGDOMAIN_CMDID,
3322 NO_SYNC_WMIFLAG);
3323 }
3324
ath6kl_wmi_get_rate(struct wmi * wmi,s8 rate_index)3325 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
3326 {
3327 struct ath6kl *ar = wmi->parent_dev;
3328 u8 sgi = 0;
3329 s32 ret;
3330
3331 if (rate_index == RATE_AUTO)
3332 return 0;
3333
3334 /* SGI is stored as the MSB of the rate_index */
3335 if (rate_index & RATE_INDEX_MSB) {
3336 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK;
3337 sgi = 1;
3338 }
3339
3340 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
3341 ar->fw_capabilities)) {
3342 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
3343 return 0;
3344
3345 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
3346 } else {
3347 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
3348 return 0;
3349
3350 ret = wmi_rate_tbl[(u32) rate_index][sgi];
3351 }
3352
3353 return ret;
3354 }
3355
ath6kl_wmi_get_pmkid_list_event_rx(struct wmi * wmi,u8 * datap,u32 len)3356 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
3357 u32 len)
3358 {
3359 struct wmi_pmkid_list_reply *reply;
3360 u32 expected_len;
3361
3362 if (len < sizeof(struct wmi_pmkid_list_reply))
3363 return -EINVAL;
3364
3365 reply = (struct wmi_pmkid_list_reply *)datap;
3366 expected_len = sizeof(reply->num_pmkid) +
3367 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
3368
3369 if (len < expected_len)
3370 return -EINVAL;
3371
3372 return 0;
3373 }
3374
ath6kl_wmi_addba_req_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)3375 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3376 struct ath6kl_vif *vif)
3377 {
3378 struct wmi_addba_req_event *cmd;
3379
3380 if (len < sizeof(*cmd))
3381 return -EINVAL;
3382
3383 cmd = (struct wmi_addba_req_event *)datap;
3384
3385 aggr_recv_addba_req_evt(vif, cmd->tid,
3386 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
3387
3388 return 0;
3389 }
3390
ath6kl_wmi_delba_req_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)3391 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3392 struct ath6kl_vif *vif)
3393 {
3394 struct wmi_delba_event *cmd;
3395
3396 if (len < sizeof(*cmd))
3397 return -EINVAL;
3398
3399 cmd = (struct wmi_delba_event *)datap;
3400
3401 aggr_recv_delba_req_evt(vif, cmd->tid);
3402
3403 return 0;
3404 }
3405
3406 /* AP mode functions */
3407
ath6kl_wmi_ap_profile_commit(struct wmi * wmip,u8 if_idx,struct wmi_connect_cmd * p)3408 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
3409 struct wmi_connect_cmd *p)
3410 {
3411 struct sk_buff *skb;
3412 struct wmi_connect_cmd *cm;
3413 int res;
3414
3415 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3416 if (!skb)
3417 return -ENOMEM;
3418
3419 cm = (struct wmi_connect_cmd *) skb->data;
3420 memcpy(cm, p, sizeof(*cm));
3421
3422 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
3423 NO_SYNC_WMIFLAG);
3424 ath6kl_dbg(ATH6KL_DBG_WMI,
3425 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n",
3426 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
3427 le32_to_cpu(p->ctrl_flags), res);
3428 return res;
3429 }
3430
ath6kl_wmi_ap_set_mlme(struct wmi * wmip,u8 if_idx,u8 cmd,const u8 * mac,u16 reason)3431 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
3432 u16 reason)
3433 {
3434 struct sk_buff *skb;
3435 struct wmi_ap_set_mlme_cmd *cm;
3436
3437 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3438 if (!skb)
3439 return -ENOMEM;
3440
3441 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
3442 memcpy(cm->mac, mac, ETH_ALEN);
3443 cm->reason = cpu_to_le16(reason);
3444 cm->cmd = cmd;
3445
3446 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd,
3447 cm->reason);
3448
3449 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
3450 NO_SYNC_WMIFLAG);
3451 }
3452
ath6kl_wmi_ap_hidden_ssid(struct wmi * wmi,u8 if_idx,bool enable)3453 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
3454 {
3455 struct sk_buff *skb;
3456 struct wmi_ap_hidden_ssid_cmd *cmd;
3457
3458 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3459 if (!skb)
3460 return -ENOMEM;
3461
3462 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
3463 cmd->hidden_ssid = enable ? 1 : 0;
3464
3465 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
3466 NO_SYNC_WMIFLAG);
3467 }
3468
3469 /* This command will be used to enable/disable AP uAPSD feature */
ath6kl_wmi_ap_set_apsd(struct wmi * wmi,u8 if_idx,u8 enable)3470 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
3471 {
3472 struct wmi_ap_set_apsd_cmd *cmd;
3473 struct sk_buff *skb;
3474
3475 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3476 if (!skb)
3477 return -ENOMEM;
3478
3479 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
3480 cmd->enable = enable;
3481
3482 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
3483 NO_SYNC_WMIFLAG);
3484 }
3485
ath6kl_wmi_set_apsd_bfrd_traf(struct wmi * wmi,u8 if_idx,u16 aid,u16 bitmap,u32 flags)3486 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
3487 u16 aid, u16 bitmap, u32 flags)
3488 {
3489 struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
3490 struct sk_buff *skb;
3491
3492 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3493 if (!skb)
3494 return -ENOMEM;
3495
3496 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
3497 cmd->aid = cpu_to_le16(aid);
3498 cmd->bitmap = cpu_to_le16(bitmap);
3499 cmd->flags = cpu_to_le32(flags);
3500
3501 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3502 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
3503 NO_SYNC_WMIFLAG);
3504 }
3505
ath6kl_wmi_pspoll_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)3506 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
3507 struct ath6kl_vif *vif)
3508 {
3509 struct wmi_pspoll_event *ev;
3510
3511 if (len < sizeof(struct wmi_pspoll_event))
3512 return -EINVAL;
3513
3514 ev = (struct wmi_pspoll_event *) datap;
3515
3516 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
3517
3518 return 0;
3519 }
3520
ath6kl_wmi_dtimexpiry_event_rx(struct wmi * wmi,u8 * datap,int len,struct ath6kl_vif * vif)3521 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
3522 struct ath6kl_vif *vif)
3523 {
3524 ath6kl_dtimexpiry_event(vif);
3525
3526 return 0;
3527 }
3528
ath6kl_wmi_set_pvb_cmd(struct wmi * wmi,u8 if_idx,u16 aid,bool flag)3529 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
3530 bool flag)
3531 {
3532 struct sk_buff *skb;
3533 struct wmi_ap_set_pvb_cmd *cmd;
3534 int ret;
3535
3536 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
3537 if (!skb)
3538 return -ENOMEM;
3539
3540 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
3541 cmd->aid = cpu_to_le16(aid);
3542 cmd->rsvd = cpu_to_le16(0);
3543 cmd->flag = cpu_to_le32(flag);
3544
3545 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
3546 NO_SYNC_WMIFLAG);
3547
3548 return ret;
3549 }
3550
ath6kl_wmi_set_rx_frame_format_cmd(struct wmi * wmi,u8 if_idx,u8 rx_meta_ver,bool rx_dot11_hdr,bool defrag_on_host)3551 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
3552 u8 rx_meta_ver,
3553 bool rx_dot11_hdr, bool defrag_on_host)
3554 {
3555 struct sk_buff *skb;
3556 struct wmi_rx_frame_format_cmd *cmd;
3557 int ret;
3558
3559 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3560 if (!skb)
3561 return -ENOMEM;
3562
3563 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
3564 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
3565 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
3566 cmd->meta_ver = rx_meta_ver;
3567
3568 /* Delete the local aggr state, on host */
3569 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
3570 NO_SYNC_WMIFLAG);
3571
3572 return ret;
3573 }
3574
ath6kl_wmi_set_appie_cmd(struct wmi * wmi,u8 if_idx,u8 mgmt_frm_type,const u8 * ie,u8 ie_len)3575 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
3576 const u8 *ie, u8 ie_len)
3577 {
3578 struct sk_buff *skb;
3579 struct wmi_set_appie_cmd *p;
3580
3581 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3582 if (!skb)
3583 return -ENOMEM;
3584
3585 ath6kl_dbg(ATH6KL_DBG_WMI,
3586 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n",
3587 mgmt_frm_type, ie_len);
3588 p = (struct wmi_set_appie_cmd *) skb->data;
3589 p->mgmt_frm_type = mgmt_frm_type;
3590 p->ie_len = ie_len;
3591
3592 if (ie != NULL && ie_len > 0)
3593 memcpy(p->ie_info, ie, ie_len);
3594
3595 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
3596 NO_SYNC_WMIFLAG);
3597 }
3598
ath6kl_wmi_set_ie_cmd(struct wmi * wmi,u8 if_idx,u8 ie_id,u8 ie_field,const u8 * ie_info,u8 ie_len)3599 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field,
3600 const u8 *ie_info, u8 ie_len)
3601 {
3602 struct sk_buff *skb;
3603 struct wmi_set_ie_cmd *p;
3604
3605 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3606 if (!skb)
3607 return -ENOMEM;
3608
3609 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n",
3610 ie_id, ie_field, ie_len);
3611 p = (struct wmi_set_ie_cmd *) skb->data;
3612 p->ie_id = ie_id;
3613 p->ie_field = ie_field;
3614 p->ie_len = ie_len;
3615 if (ie_info && ie_len > 0)
3616 memcpy(p->ie_info, ie_info, ie_len);
3617
3618 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID,
3619 NO_SYNC_WMIFLAG);
3620 }
3621
ath6kl_wmi_disable_11b_rates_cmd(struct wmi * wmi,bool disable)3622 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
3623 {
3624 struct sk_buff *skb;
3625 struct wmi_disable_11b_rates_cmd *cmd;
3626
3627 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3628 if (!skb)
3629 return -ENOMEM;
3630
3631 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
3632 disable);
3633 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
3634 cmd->disable = disable ? 1 : 0;
3635
3636 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
3637 NO_SYNC_WMIFLAG);
3638 }
3639
ath6kl_wmi_remain_on_chnl_cmd(struct wmi * wmi,u8 if_idx,u32 freq,u32 dur)3640 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
3641 {
3642 struct sk_buff *skb;
3643 struct wmi_remain_on_chnl_cmd *p;
3644
3645 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3646 if (!skb)
3647 return -ENOMEM;
3648
3649 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
3650 freq, dur);
3651 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
3652 p->freq = cpu_to_le32(freq);
3653 p->duration = cpu_to_le32(dur);
3654 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
3655 NO_SYNC_WMIFLAG);
3656 }
3657
3658 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use
3659 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
3660 * mgmt operations using station interface.
3661 */
ath6kl_wmi_send_action_cmd(struct wmi * wmi,u8 if_idx,u32 id,u32 freq,u32 wait,const u8 * data,u16 data_len)3662 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3663 u32 freq, u32 wait, const u8 *data,
3664 u16 data_len)
3665 {
3666 struct sk_buff *skb;
3667 struct wmi_send_action_cmd *p;
3668 u8 *buf;
3669
3670 if (wait)
3671 return -EINVAL; /* Offload for wait not supported */
3672
3673 buf = kmemdup(data, data_len, GFP_KERNEL);
3674 if (!buf)
3675 return -ENOMEM;
3676
3677 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3678 if (!skb) {
3679 kfree(buf);
3680 return -ENOMEM;
3681 }
3682
3683 kfree(wmi->last_mgmt_tx_frame);
3684 wmi->last_mgmt_tx_frame = buf;
3685 wmi->last_mgmt_tx_frame_len = data_len;
3686
3687 ath6kl_dbg(ATH6KL_DBG_WMI,
3688 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3689 id, freq, wait, data_len);
3690 p = (struct wmi_send_action_cmd *) skb->data;
3691 p->id = cpu_to_le32(id);
3692 p->freq = cpu_to_le32(freq);
3693 p->wait = cpu_to_le32(wait);
3694 p->len = cpu_to_le16(data_len);
3695 memcpy(p->data, data, data_len);
3696 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
3697 NO_SYNC_WMIFLAG);
3698 }
3699
__ath6kl_wmi_send_mgmt_cmd(struct wmi * wmi,u8 if_idx,u32 id,u32 freq,u32 wait,const u8 * data,u16 data_len,u32 no_cck)3700 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3701 u32 freq, u32 wait, const u8 *data,
3702 u16 data_len, u32 no_cck)
3703 {
3704 struct sk_buff *skb;
3705 struct wmi_send_mgmt_cmd *p;
3706 u8 *buf;
3707
3708 if (wait)
3709 return -EINVAL; /* Offload for wait not supported */
3710
3711 buf = kmemdup(data, data_len, GFP_KERNEL);
3712 if (!buf)
3713 return -ENOMEM;
3714
3715 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3716 if (!skb) {
3717 kfree(buf);
3718 return -ENOMEM;
3719 }
3720
3721 kfree(wmi->last_mgmt_tx_frame);
3722 wmi->last_mgmt_tx_frame = buf;
3723 wmi->last_mgmt_tx_frame_len = data_len;
3724
3725 ath6kl_dbg(ATH6KL_DBG_WMI,
3726 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3727 id, freq, wait, data_len);
3728 p = (struct wmi_send_mgmt_cmd *) skb->data;
3729 p->id = cpu_to_le32(id);
3730 p->freq = cpu_to_le32(freq);
3731 p->wait = cpu_to_le32(wait);
3732 p->no_cck = cpu_to_le32(no_cck);
3733 p->len = cpu_to_le16(data_len);
3734 memcpy(p->data, data, data_len);
3735 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
3736 NO_SYNC_WMIFLAG);
3737 }
3738
ath6kl_wmi_send_mgmt_cmd(struct wmi * wmi,u8 if_idx,u32 id,u32 freq,u32 wait,const u8 * data,u16 data_len,u32 no_cck)3739 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3740 u32 wait, const u8 *data, u16 data_len,
3741 u32 no_cck)
3742 {
3743 int status;
3744 struct ath6kl *ar = wmi->parent_dev;
3745
3746 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
3747 ar->fw_capabilities)) {
3748 /*
3749 * If capable of doing P2P mgmt operations using
3750 * station interface, send additional information like
3751 * supported rates to advertise and xmit rates for
3752 * probe requests
3753 */
3754 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
3755 wait, data, data_len,
3756 no_cck);
3757 } else {
3758 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
3759 wait, data, data_len);
3760 }
3761
3762 return status;
3763 }
3764
ath6kl_wmi_send_probe_response_cmd(struct wmi * wmi,u8 if_idx,u32 freq,const u8 * dst,const u8 * data,u16 data_len)3765 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
3766 const u8 *dst, const u8 *data,
3767 u16 data_len)
3768 {
3769 struct sk_buff *skb;
3770 struct wmi_p2p_probe_response_cmd *p;
3771 size_t cmd_len = sizeof(*p) + data_len;
3772
3773 if (data_len == 0)
3774 cmd_len++; /* work around target minimum length requirement */
3775
3776 skb = ath6kl_wmi_get_new_buf(cmd_len);
3777 if (!skb)
3778 return -ENOMEM;
3779
3780 ath6kl_dbg(ATH6KL_DBG_WMI,
3781 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n",
3782 freq, dst, data_len);
3783 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
3784 p->freq = cpu_to_le32(freq);
3785 memcpy(p->destination_addr, dst, ETH_ALEN);
3786 p->len = cpu_to_le16(data_len);
3787 memcpy(p->data, data, data_len);
3788 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3789 WMI_SEND_PROBE_RESPONSE_CMDID,
3790 NO_SYNC_WMIFLAG);
3791 }
3792
ath6kl_wmi_probe_report_req_cmd(struct wmi * wmi,u8 if_idx,bool enable)3793 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
3794 {
3795 struct sk_buff *skb;
3796 struct wmi_probe_req_report_cmd *p;
3797
3798 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3799 if (!skb)
3800 return -ENOMEM;
3801
3802 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
3803 enable);
3804 p = (struct wmi_probe_req_report_cmd *) skb->data;
3805 p->enable = enable ? 1 : 0;
3806 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
3807 NO_SYNC_WMIFLAG);
3808 }
3809
ath6kl_wmi_info_req_cmd(struct wmi * wmi,u8 if_idx,u32 info_req_flags)3810 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
3811 {
3812 struct sk_buff *skb;
3813 struct wmi_get_p2p_info *p;
3814
3815 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3816 if (!skb)
3817 return -ENOMEM;
3818
3819 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
3820 info_req_flags);
3821 p = (struct wmi_get_p2p_info *) skb->data;
3822 p->info_req_flags = cpu_to_le32(info_req_flags);
3823 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
3824 NO_SYNC_WMIFLAG);
3825 }
3826
ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi * wmi,u8 if_idx)3827 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
3828 {
3829 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
3830 return ath6kl_wmi_simple_cmd(wmi, if_idx,
3831 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
3832 }
3833
ath6kl_wmi_set_inact_period(struct wmi * wmi,u8 if_idx,int inact_timeout)3834 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout)
3835 {
3836 struct sk_buff *skb;
3837 struct wmi_set_inact_period_cmd *cmd;
3838
3839 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3840 if (!skb)
3841 return -ENOMEM;
3842
3843 cmd = (struct wmi_set_inact_period_cmd *) skb->data;
3844 cmd->inact_period = cpu_to_le32(inact_timeout);
3845 cmd->num_null_func = 0;
3846
3847 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID,
3848 NO_SYNC_WMIFLAG);
3849 }
3850
ath6kl_wmi_hb_challenge_resp_event(struct wmi * wmi,u8 * datap,int len)3851 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap,
3852 int len)
3853 {
3854 struct wmix_hb_challenge_resp_cmd *cmd;
3855
3856 if (len < sizeof(struct wmix_hb_challenge_resp_cmd))
3857 return;
3858
3859 cmd = (struct wmix_hb_challenge_resp_cmd *) datap;
3860 ath6kl_recovery_hb_event(wmi->parent_dev,
3861 le32_to_cpu(cmd->cookie));
3862 }
3863
ath6kl_wmi_control_rx_xtnd(struct wmi * wmi,struct sk_buff * skb)3864 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
3865 {
3866 struct wmix_cmd_hdr *cmd;
3867 u32 len;
3868 u16 id;
3869 u8 *datap;
3870 int ret = 0;
3871
3872 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
3873 ath6kl_err("bad packet 1\n");
3874 return -EINVAL;
3875 }
3876
3877 cmd = (struct wmix_cmd_hdr *) skb->data;
3878 id = le32_to_cpu(cmd->cmd_id);
3879
3880 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
3881
3882 datap = skb->data;
3883 len = skb->len;
3884
3885 switch (id) {
3886 case WMIX_HB_CHALLENGE_RESP_EVENTID:
3887 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
3888 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len);
3889 break;
3890 case WMIX_DBGLOG_EVENTID:
3891 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
3892 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
3893 break;
3894 default:
3895 ath6kl_warn("unknown cmd id 0x%x\n", id);
3896 ret = -EINVAL;
3897 break;
3898 }
3899
3900 return ret;
3901 }
3902
ath6kl_wmi_roam_tbl_event_rx(struct wmi * wmi,u8 * datap,int len)3903 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
3904 {
3905 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
3906 }
3907
3908 /* Process interface specific wmi events, caller would free the datap */
ath6kl_wmi_proc_events_vif(struct wmi * wmi,u16 if_idx,u16 cmd_id,u8 * datap,u32 len)3909 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
3910 u8 *datap, u32 len)
3911 {
3912 struct ath6kl_vif *vif;
3913
3914 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
3915 if (!vif) {
3916 ath6kl_dbg(ATH6KL_DBG_WMI,
3917 "Wmi event for unavailable vif, vif_index:%d\n",
3918 if_idx);
3919 return -EINVAL;
3920 }
3921
3922 switch (cmd_id) {
3923 case WMI_CONNECT_EVENTID:
3924 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3925 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3926 case WMI_DISCONNECT_EVENTID:
3927 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3928 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3929 case WMI_TKIP_MICERR_EVENTID:
3930 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3931 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3932 case WMI_BSSINFO_EVENTID:
3933 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3934 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3935 case WMI_NEIGHBOR_REPORT_EVENTID:
3936 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3937 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3938 vif);
3939 case WMI_SCAN_COMPLETE_EVENTID:
3940 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3941 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3942 case WMI_REPORT_STATISTICS_EVENTID:
3943 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3944 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3945 case WMI_CAC_EVENTID:
3946 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3947 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3948 case WMI_PSPOLL_EVENTID:
3949 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3950 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3951 case WMI_DTIMEXPIRY_EVENTID:
3952 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3953 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3954 case WMI_ADDBA_REQ_EVENTID:
3955 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3956 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3957 case WMI_DELBA_REQ_EVENTID:
3958 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3959 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3960 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
3961 ath6kl_dbg(ATH6KL_DBG_WMI,
3962 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
3963 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
3964 case WMI_REMAIN_ON_CHNL_EVENTID:
3965 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3966 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3967 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3968 ath6kl_dbg(ATH6KL_DBG_WMI,
3969 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3970 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3971 len, vif);
3972 case WMI_TX_STATUS_EVENTID:
3973 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3974 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3975 case WMI_RX_PROBE_REQ_EVENTID:
3976 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3977 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3978 case WMI_RX_ACTION_EVENTID:
3979 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3980 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3981 case WMI_TXE_NOTIFY_EVENTID:
3982 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n");
3983 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif);
3984 default:
3985 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
3986 return -EINVAL;
3987 }
3988
3989 return 0;
3990 }
3991
ath6kl_wmi_proc_events(struct wmi * wmi,struct sk_buff * skb)3992 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
3993 {
3994 struct wmi_cmd_hdr *cmd;
3995 int ret = 0;
3996 u32 len;
3997 u16 id;
3998 u8 if_idx;
3999 u8 *datap;
4000
4001 cmd = (struct wmi_cmd_hdr *) skb->data;
4002 id = le16_to_cpu(cmd->cmd_id);
4003 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
4004
4005 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
4006 datap = skb->data;
4007 len = skb->len;
4008
4009 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
4010 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
4011 datap, len);
4012
4013 switch (id) {
4014 case WMI_GET_BITRATE_CMDID:
4015 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
4016 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
4017 break;
4018 case WMI_GET_CHANNEL_LIST_CMDID:
4019 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
4020 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
4021 break;
4022 case WMI_GET_TX_PWR_CMDID:
4023 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
4024 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
4025 break;
4026 case WMI_READY_EVENTID:
4027 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
4028 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
4029 break;
4030 case WMI_PEER_NODE_EVENTID:
4031 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
4032 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
4033 break;
4034 case WMI_REGDOMAIN_EVENTID:
4035 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
4036 ath6kl_wmi_regdomain_event(wmi, datap, len);
4037 break;
4038 case WMI_PSTREAM_TIMEOUT_EVENTID:
4039 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
4040 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
4041 break;
4042 case WMI_CMDERROR_EVENTID:
4043 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
4044 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
4045 break;
4046 case WMI_RSSI_THRESHOLD_EVENTID:
4047 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
4048 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
4049 break;
4050 case WMI_ERROR_REPORT_EVENTID:
4051 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
4052 break;
4053 case WMI_OPT_RX_FRAME_EVENTID:
4054 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
4055 /* this event has been deprecated */
4056 break;
4057 case WMI_REPORT_ROAM_TBL_EVENTID:
4058 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
4059 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
4060 break;
4061 case WMI_EXTENSION_EVENTID:
4062 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
4063 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
4064 break;
4065 case WMI_CHANNEL_CHANGE_EVENTID:
4066 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
4067 break;
4068 case WMI_REPORT_ROAM_DATA_EVENTID:
4069 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
4070 break;
4071 case WMI_TEST_EVENTID:
4072 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
4073 ret = ath6kl_wmi_test_rx(wmi, datap, len);
4074 break;
4075 case WMI_GET_FIXRATES_CMDID:
4076 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
4077 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
4078 break;
4079 case WMI_TX_RETRY_ERR_EVENTID:
4080 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
4081 break;
4082 case WMI_SNR_THRESHOLD_EVENTID:
4083 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
4084 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
4085 break;
4086 case WMI_LQ_THRESHOLD_EVENTID:
4087 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
4088 break;
4089 case WMI_APLIST_EVENTID:
4090 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
4091 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
4092 break;
4093 case WMI_GET_KEEPALIVE_CMDID:
4094 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
4095 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
4096 break;
4097 case WMI_GET_WOW_LIST_EVENTID:
4098 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
4099 break;
4100 case WMI_GET_PMKID_LIST_EVENTID:
4101 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
4102 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
4103 break;
4104 case WMI_SET_PARAMS_REPLY_EVENTID:
4105 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
4106 break;
4107 case WMI_ADDBA_RESP_EVENTID:
4108 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
4109 break;
4110 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
4111 ath6kl_dbg(ATH6KL_DBG_WMI,
4112 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
4113 break;
4114 case WMI_REPORT_BTCOEX_STATS_EVENTID:
4115 ath6kl_dbg(ATH6KL_DBG_WMI,
4116 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
4117 break;
4118 case WMI_TX_COMPLETE_EVENTID:
4119 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
4120 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
4121 break;
4122 case WMI_P2P_CAPABILITIES_EVENTID:
4123 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
4124 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
4125 break;
4126 case WMI_P2P_INFO_EVENTID:
4127 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
4128 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
4129 break;
4130 default:
4131 /* may be the event is interface specific */
4132 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
4133 break;
4134 }
4135
4136 dev_kfree_skb(skb);
4137 return ret;
4138 }
4139
4140 /* Control Path */
ath6kl_wmi_control_rx(struct wmi * wmi,struct sk_buff * skb)4141 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
4142 {
4143 if (WARN_ON(skb == NULL))
4144 return -EINVAL;
4145
4146 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
4147 ath6kl_err("bad packet 1\n");
4148 dev_kfree_skb(skb);
4149 return -EINVAL;
4150 }
4151
4152 trace_ath6kl_wmi_event(skb->data, skb->len);
4153
4154 return ath6kl_wmi_proc_events(wmi, skb);
4155 }
4156
ath6kl_wmi_reset(struct wmi * wmi)4157 void ath6kl_wmi_reset(struct wmi *wmi)
4158 {
4159 spin_lock_bh(&wmi->lock);
4160
4161 wmi->fat_pipe_exist = 0;
4162 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
4163
4164 spin_unlock_bh(&wmi->lock);
4165 }
4166
ath6kl_wmi_init(struct ath6kl * dev)4167 void *ath6kl_wmi_init(struct ath6kl *dev)
4168 {
4169 struct wmi *wmi;
4170
4171 wmi = kzalloc_obj(struct wmi);
4172 if (!wmi)
4173 return NULL;
4174
4175 spin_lock_init(&wmi->lock);
4176
4177 wmi->parent_dev = dev;
4178
4179 wmi->pwr_mode = REC_POWER;
4180
4181 ath6kl_wmi_reset(wmi);
4182
4183 return wmi;
4184 }
4185
ath6kl_wmi_shutdown(struct wmi * wmi)4186 void ath6kl_wmi_shutdown(struct wmi *wmi)
4187 {
4188 if (!wmi)
4189 return;
4190
4191 kfree(wmi->last_mgmt_tx_frame);
4192 kfree(wmi);
4193 }
4194