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