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ath6kl: fix warning for using 0 as NULL
[linux-stable.git] / drivers / net / wireless / ath / ath6kl / wmi.c
blob84a6d12c3f8a3b45c8940dfe2eac53bee9274f3e
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
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
131 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
132 {
133 return wmi->ep_id;
134 }
135
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 */
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
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
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
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
293 u8 ath6kl_wmi_get_traffic_class(u8 user_priority)
294 {
295 return up_to_ac[user_priority & 0x7];
296 }
297
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
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(&eth_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, &eth_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 */
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(&eth_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, &eth_hdr, sizeof(eth_hdr));
474
475 return 0;
476 }
477
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
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
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
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
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
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
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
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
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 */
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
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 */
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 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
780 NO_SYNC_WMIFLAG);
781
782 return 0;
783 }
784
785 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
786 {
787 struct sk_buff *skb;
788 struct roam_ctrl_cmd *cmd;
789
790 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
791 if (!skb)
792 return -ENOMEM;
793
794 cmd = (struct roam_ctrl_cmd *) skb->data;
795
796 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
797 cmd->roam_ctrl = WMI_FORCE_ROAM;
798
799 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
800 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
801 NO_SYNC_WMIFLAG);
802 }
803
804 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx,
805 u32 beacon_intvl)
806 {
807 struct sk_buff *skb;
808 struct set_beacon_int_cmd *cmd;
809
810 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
811 if (!skb)
812 return -ENOMEM;
813
814 cmd = (struct set_beacon_int_cmd *) skb->data;
815
816 cmd->beacon_intvl = cpu_to_le32(beacon_intvl);
817 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
818 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG);
819 }
820
821 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period)
822 {
823 struct sk_buff *skb;
824 struct set_dtim_cmd *cmd;
825
826 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
827 if (!skb)
828 return -ENOMEM;
829
830 cmd = (struct set_dtim_cmd *) skb->data;
831
832 cmd->dtim_period = cpu_to_le32(dtim_period);
833 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
834 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG);
835 }
836
837 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
838 {
839 struct sk_buff *skb;
840 struct roam_ctrl_cmd *cmd;
841
842 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
843 if (!skb)
844 return -ENOMEM;
845
846 cmd = (struct roam_ctrl_cmd *) skb->data;
847
848 cmd->info.roam_mode = mode;
849 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
850
851 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
852 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
853 NO_SYNC_WMIFLAG);
854 }
855
856 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
857 struct ath6kl_vif *vif)
858 {
859 struct wmi_connect_event *ev;
860 u8 *pie, *peie;
861
862 if (len < sizeof(struct wmi_connect_event))
863 return -EINVAL;
864
865 ev = (struct wmi_connect_event *) datap;
866
867 if (vif->nw_type == AP_NETWORK) {
868 /* AP mode start/STA connected event */
869 struct net_device *dev = vif->ndev;
870 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
871 ath6kl_dbg(ATH6KL_DBG_WMI,
872 "%s: freq %d bssid %pM (AP started)\n",
873 __func__, le16_to_cpu(ev->u.ap_bss.ch),
874 ev->u.ap_bss.bssid);
875 ath6kl_connect_ap_mode_bss(
876 vif, le16_to_cpu(ev->u.ap_bss.ch));
877 } else {
878 ath6kl_dbg(ATH6KL_DBG_WMI,
879 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n",
880 __func__, ev->u.ap_sta.aid,
881 ev->u.ap_sta.mac_addr,
882 ev->u.ap_sta.auth,
883 ev->u.ap_sta.keymgmt,
884 le16_to_cpu(ev->u.ap_sta.cipher),
885 ev->u.ap_sta.apsd_info);
886
887 ath6kl_connect_ap_mode_sta(
888 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
889 ev->u.ap_sta.keymgmt,
890 le16_to_cpu(ev->u.ap_sta.cipher),
891 ev->u.ap_sta.auth, ev->assoc_req_len,
892 ev->assoc_info + ev->beacon_ie_len,
893 ev->u.ap_sta.apsd_info);
894 }
895 return 0;
896 }
897
898 /* STA/IBSS mode connection event */
899
900 ath6kl_dbg(ATH6KL_DBG_WMI,
901 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
902 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
903 le16_to_cpu(ev->u.sta.listen_intvl),
904 le16_to_cpu(ev->u.sta.beacon_intvl),
905 le32_to_cpu(ev->u.sta.nw_type));
906
907 /* Start of assoc rsp IEs */
908 pie = ev->assoc_info + ev->beacon_ie_len +
909 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
910
911 /* End of assoc rsp IEs */
912 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
913 ev->assoc_resp_len;
914
915 while (pie < peie) {
916 switch (*pie) {
917 case WLAN_EID_VENDOR_SPECIFIC:
918 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
919 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
920 /* WMM OUT (00:50:F2) */
921 if (pie[1] > 5 &&
922 pie[6] == WMM_PARAM_OUI_SUBTYPE)
923 wmi->is_wmm_enabled = true;
924 }
925 break;
926 }
927
928 if (wmi->is_wmm_enabled)
929 break;
930
931 pie += pie[1] + 2;
932 }
933
934 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
935 ev->u.sta.bssid,
936 le16_to_cpu(ev->u.sta.listen_intvl),
937 le16_to_cpu(ev->u.sta.beacon_intvl),
938 le32_to_cpu(ev->u.sta.nw_type),
939 ev->beacon_ie_len, ev->assoc_req_len,
940 ev->assoc_resp_len, ev->assoc_info);
941
942 return 0;
943 }
944
945 static struct country_code_to_enum_rd *
946 ath6kl_regd_find_country(u16 countryCode)
947 {
948 int i;
949
950 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
951 if (allCountries[i].countryCode == countryCode)
952 return &allCountries[i];
953 }
954
955 return NULL;
956 }
957
958 static struct reg_dmn_pair_mapping *
959 ath6kl_get_regpair(u16 regdmn)
960 {
961 int i;
962
963 if (regdmn == NO_ENUMRD)
964 return NULL;
965
966 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
967 if (regDomainPairs[i].reg_domain == regdmn)
968 return &regDomainPairs[i];
969 }
970
971 return NULL;
972 }
973
974 static struct country_code_to_enum_rd *
975 ath6kl_regd_find_country_by_rd(u16 regdmn)
976 {
977 int i;
978
979 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
980 if (allCountries[i].regDmnEnum == regdmn)
981 return &allCountries[i];
982 }
983
984 return NULL;
985 }
986
987 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
988 {
989 struct ath6kl_wmi_regdomain *ev;
990 struct country_code_to_enum_rd *country = NULL;
991 struct reg_dmn_pair_mapping *regpair = NULL;
992 char alpha2[2];
993 u32 reg_code;
994
995 ev = (struct ath6kl_wmi_regdomain *) datap;
996 reg_code = le32_to_cpu(ev->reg_code);
997
998 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) {
999 country = ath6kl_regd_find_country((u16) reg_code);
1000 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
1001 regpair = ath6kl_get_regpair((u16) reg_code);
1002 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
1003 if (regpair)
1004 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
1005 regpair->reg_domain);
1006 else
1007 ath6kl_warn("Regpair not found reg_code 0x%0x\n",
1008 reg_code);
1009 }
1010
1011 if (country && wmi->parent_dev->wiphy_registered) {
1012 alpha2[0] = country->isoName[0];
1013 alpha2[1] = country->isoName[1];
1014
1015 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
1016
1017 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
1018 alpha2[0], alpha2[1]);
1019 }
1020 }
1021
1022 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
1023 struct ath6kl_vif *vif)
1024 {
1025 struct wmi_disconnect_event *ev;
1026 wmi->traffic_class = 100;
1027
1028 if (len < sizeof(struct wmi_disconnect_event))
1029 return -EINVAL;
1030
1031 ev = (struct wmi_disconnect_event *) datap;
1032
1033 ath6kl_dbg(ATH6KL_DBG_WMI,
1034 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
1035 le16_to_cpu(ev->proto_reason_status), ev->bssid,
1036 ev->disconn_reason, ev->assoc_resp_len);
1037
1038 wmi->is_wmm_enabled = false;
1039
1040 ath6kl_disconnect_event(vif, ev->disconn_reason,
1041 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
1042 le16_to_cpu(ev->proto_reason_status));
1043
1044 return 0;
1045 }
1046
1047 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
1048 {
1049 struct wmi_peer_node_event *ev;
1050
1051 if (len < sizeof(struct wmi_peer_node_event))
1052 return -EINVAL;
1053
1054 ev = (struct wmi_peer_node_event *) datap;
1055
1056 if (ev->event_code == PEER_NODE_JOIN_EVENT)
1057 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
1058 ev->peer_mac_addr);
1059 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
1060 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
1061 ev->peer_mac_addr);
1062
1063 return 0;
1064 }
1065
1066 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
1067 struct ath6kl_vif *vif)
1068 {
1069 struct wmi_tkip_micerr_event *ev;
1070
1071 if (len < sizeof(struct wmi_tkip_micerr_event))
1072 return -EINVAL;
1073
1074 ev = (struct wmi_tkip_micerr_event *) datap;
1075
1076 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
1077
1078 return 0;
1079 }
1080
1081 void ath6kl_wmi_sscan_timer(unsigned long ptr)
1082 {
1083 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr;
1084
1085 cfg80211_sched_scan_results(vif->ar->wiphy);
1086 }
1087
1088 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
1089 struct ath6kl_vif *vif)
1090 {
1091 struct wmi_bss_info_hdr2 *bih;
1092 u8 *buf;
1093 struct ieee80211_channel *channel;
1094 struct ath6kl *ar = wmi->parent_dev;
1095 struct cfg80211_bss *bss;
1096
1097 if (len <= sizeof(struct wmi_bss_info_hdr2))
1098 return -EINVAL;
1099
1100 bih = (struct wmi_bss_info_hdr2 *) datap;
1101 buf = datap + sizeof(struct wmi_bss_info_hdr2);
1102 len -= sizeof(struct wmi_bss_info_hdr2);
1103
1104 ath6kl_dbg(ATH6KL_DBG_WMI,
1105 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
1106 "frame_type=%d\n",
1107 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
1108 bih->frame_type);
1109
1110 if (bih->frame_type != BEACON_FTYPE &&
1111 bih->frame_type != PROBERESP_FTYPE)
1112 return 0; /* Only update BSS table for now */
1113
1114 if (bih->frame_type == BEACON_FTYPE &&
1115 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1116 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1117 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1118 NONE_BSS_FILTER, 0);
1119 }
1120
1121 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1122 if (channel == NULL)
1123 return -EINVAL;
1124
1125 if (len < 8 + 2 + 2)
1126 return -EINVAL;
1127
1128 if (bih->frame_type == BEACON_FTYPE &&
1129 test_bit(CONNECTED, &vif->flags) &&
1130 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1131 const u8 *tim;
1132 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1133 len - 8 - 2 - 2);
1134 if (tim && tim[1] >= 2) {
1135 vif->assoc_bss_dtim_period = tim[3];
1136 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1137 }
1138 }
1139
1140 bss = cfg80211_inform_bss(ar->wiphy, channel,
1141 bih->frame_type == BEACON_FTYPE ?
1142 CFG80211_BSS_FTYPE_BEACON :
1143 CFG80211_BSS_FTYPE_PRESP,
1144 bih->bssid, get_unaligned_le64((__le64 *)buf),
1145 get_unaligned_le16(((__le16 *)buf) + 5),
1146 get_unaligned_le16(((__le16 *)buf) + 4),
1147 buf + 8 + 2 + 2, len - 8 - 2 - 2,
1148 (bih->snr - 95) * 100, GFP_ATOMIC);
1149 if (bss == NULL)
1150 return -ENOMEM;
1151 cfg80211_put_bss(ar->wiphy, bss);
1152
1153 /*
1154 * Firmware doesn't return any event when scheduled scan has
1155 * finished, so we need to use a timer to find out when there are
1156 * no more results.
1157 *
1158 * The timer is started from the first bss info received, otherwise
1159 * the timer would not ever fire if the scan interval is short
1160 * enough.
1161 */
1162 if (test_bit(SCHED_SCANNING, &vif->flags) &&
1163 !timer_pending(&vif->sched_scan_timer)) {
1164 mod_timer(&vif->sched_scan_timer, jiffies +
1165 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
1166 }
1167
1168 return 0;
1169 }
1170
1171 /* Inactivity timeout of a fatpipe(pstream) at the target */
1172 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1173 int len)
1174 {
1175 struct wmi_pstream_timeout_event *ev;
1176
1177 if (len < sizeof(struct wmi_pstream_timeout_event))
1178 return -EINVAL;
1179
1180 ev = (struct wmi_pstream_timeout_event *) datap;
1181
1182 /*
1183 * When the pstream (fat pipe == AC) timesout, it means there were
1184 * no thinStreams within this pstream & it got implicitly created
1185 * due to data flow on this AC. We start the inactivity timer only
1186 * for implicitly created pstream. Just reset the host state.
1187 */
1188 spin_lock_bh(&wmi->lock);
1189 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1190 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1191 spin_unlock_bh(&wmi->lock);
1192
1193 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1194 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1195
1196 return 0;
1197 }
1198
1199 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1200 {
1201 struct wmi_bit_rate_reply *reply;
1202 s32 rate;
1203 u32 sgi, index;
1204
1205 if (len < sizeof(struct wmi_bit_rate_reply))
1206 return -EINVAL;
1207
1208 reply = (struct wmi_bit_rate_reply *) datap;
1209
1210 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1211
1212 if (reply->rate_index == (s8) RATE_AUTO) {
1213 rate = RATE_AUTO;
1214 } else {
1215 index = reply->rate_index & 0x7f;
1216 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1)))
1217 return -EINVAL;
1218
1219 sgi = (reply->rate_index & 0x80) ? 1 : 0;
1220 rate = wmi_rate_tbl[index][sgi];
1221 }
1222
1223 ath6kl_wakeup_event(wmi->parent_dev);
1224
1225 return 0;
1226 }
1227
1228 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
1229 {
1230 ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
1231
1232 return 0;
1233 }
1234
1235 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1236 {
1237 if (len < sizeof(struct wmi_fix_rates_reply))
1238 return -EINVAL;
1239
1240 ath6kl_wakeup_event(wmi->parent_dev);
1241
1242 return 0;
1243 }
1244
1245 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1246 {
1247 if (len < sizeof(struct wmi_channel_list_reply))
1248 return -EINVAL;
1249
1250 ath6kl_wakeup_event(wmi->parent_dev);
1251
1252 return 0;
1253 }
1254
1255 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1256 {
1257 struct wmi_tx_pwr_reply *reply;
1258
1259 if (len < sizeof(struct wmi_tx_pwr_reply))
1260 return -EINVAL;
1261
1262 reply = (struct wmi_tx_pwr_reply *) datap;
1263 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1264
1265 return 0;
1266 }
1267
1268 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1269 {
1270 if (len < sizeof(struct wmi_get_keepalive_cmd))
1271 return -EINVAL;
1272
1273 ath6kl_wakeup_event(wmi->parent_dev);
1274
1275 return 0;
1276 }
1277
1278 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1279 struct ath6kl_vif *vif)
1280 {
1281 struct wmi_scan_complete_event *ev;
1282
1283 ev = (struct wmi_scan_complete_event *) datap;
1284
1285 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1286 wmi->is_probe_ssid = false;
1287
1288 return 0;
1289 }
1290
1291 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1292 int len, struct ath6kl_vif *vif)
1293 {
1294 struct wmi_neighbor_report_event *ev;
1295 u8 i;
1296
1297 if (len < sizeof(*ev))
1298 return -EINVAL;
1299 ev = (struct wmi_neighbor_report_event *) datap;
1300 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
1301 > len) {
1302 ath6kl_dbg(ATH6KL_DBG_WMI,
1303 "truncated neighbor event (num=%d len=%d)\n",
1304 ev->num_neighbors, len);
1305 return -EINVAL;
1306 }
1307 for (i = 0; i < ev->num_neighbors; i++) {
1308 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1309 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1310 ev->neighbor[i].bss_flags);
1311 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1312 ev->neighbor[i].bssid,
1313 !!(ev->neighbor[i].bss_flags &
1314 WMI_PREAUTH_CAPABLE_BSS),
1315 GFP_ATOMIC);
1316 }
1317
1318 return 0;
1319 }
1320
1321 /*
1322 * Target is reporting a programming error. This is for
1323 * developer aid only. Target only checks a few common violations
1324 * and it is responsibility of host to do all error checking.
1325 * Behavior of target after wmi error event is undefined.
1326 * A reset is recommended.
1327 */
1328 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1329 {
1330 const char *type = "unknown error";
1331 struct wmi_cmd_error_event *ev;
1332 ev = (struct wmi_cmd_error_event *) datap;
1333
1334 switch (ev->err_code) {
1335 case INVALID_PARAM:
1336 type = "invalid parameter";
1337 break;
1338 case ILLEGAL_STATE:
1339 type = "invalid state";
1340 break;
1341 case INTERNAL_ERROR:
1342 type = "internal error";
1343 break;
1344 }
1345
1346 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1347 ev->cmd_id, type);
1348
1349 return 0;
1350 }
1351
1352 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1353 struct ath6kl_vif *vif)
1354 {
1355 ath6kl_tgt_stats_event(vif, datap, len);
1356
1357 return 0;
1358 }
1359
1360 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1361 struct sq_threshold_params *sq_thresh,
1362 u32 size)
1363 {
1364 u32 index;
1365 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1366
1367 /* The list is already in sorted order. Get the next lower value */
1368 for (index = 0; index < size; index++) {
1369 if (rssi < sq_thresh->upper_threshold[index]) {
1370 threshold = (u8) sq_thresh->upper_threshold[index];
1371 break;
1372 }
1373 }
1374
1375 return threshold;
1376 }
1377
1378 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1379 struct sq_threshold_params *sq_thresh,
1380 u32 size)
1381 {
1382 u32 index;
1383 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1384
1385 /* The list is already in sorted order. Get the next lower value */
1386 for (index = 0; index < size; index++) {
1387 if (rssi > sq_thresh->lower_threshold[index]) {
1388 threshold = (u8) sq_thresh->lower_threshold[index];
1389 break;
1390 }
1391 }
1392
1393 return threshold;
1394 }
1395
1396 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1397 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1398 {
1399 struct sk_buff *skb;
1400 struct wmi_rssi_threshold_params_cmd *cmd;
1401
1402 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1403 if (!skb)
1404 return -ENOMEM;
1405
1406 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1407 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1408
1409 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1410 NO_SYNC_WMIFLAG);
1411 }
1412
1413 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1414 int len)
1415 {
1416 struct wmi_rssi_threshold_event *reply;
1417 struct wmi_rssi_threshold_params_cmd cmd;
1418 struct sq_threshold_params *sq_thresh;
1419 enum wmi_rssi_threshold_val new_threshold;
1420 u8 upper_rssi_threshold, lower_rssi_threshold;
1421 s16 rssi;
1422 int ret;
1423
1424 if (len < sizeof(struct wmi_rssi_threshold_event))
1425 return -EINVAL;
1426
1427 reply = (struct wmi_rssi_threshold_event *) datap;
1428 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1429 rssi = a_sle16_to_cpu(reply->rssi);
1430
1431 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1432
1433 /*
1434 * Identify the threshold breached and communicate that to the app.
1435 * After that install a new set of thresholds based on the signal
1436 * quality reported by the target
1437 */
1438 if (new_threshold) {
1439 /* Upper threshold breached */
1440 if (rssi < sq_thresh->upper_threshold[0]) {
1441 ath6kl_dbg(ATH6KL_DBG_WMI,
1442 "spurious upper rssi threshold event: %d\n",
1443 rssi);
1444 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1445 (rssi >= sq_thresh->upper_threshold[0])) {
1446 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1447 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1448 (rssi >= sq_thresh->upper_threshold[1])) {
1449 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1450 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1451 (rssi >= sq_thresh->upper_threshold[2])) {
1452 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1453 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1454 (rssi >= sq_thresh->upper_threshold[3])) {
1455 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1456 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1457 (rssi >= sq_thresh->upper_threshold[4])) {
1458 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1459 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1460 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1461 }
1462 } else {
1463 /* Lower threshold breached */
1464 if (rssi > sq_thresh->lower_threshold[0]) {
1465 ath6kl_dbg(ATH6KL_DBG_WMI,
1466 "spurious lower rssi threshold event: %d %d\n",
1467 rssi, sq_thresh->lower_threshold[0]);
1468 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1469 (rssi <= sq_thresh->lower_threshold[0])) {
1470 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1471 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1472 (rssi <= sq_thresh->lower_threshold[1])) {
1473 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1474 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1475 (rssi <= sq_thresh->lower_threshold[2])) {
1476 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1477 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1478 (rssi <= sq_thresh->lower_threshold[3])) {
1479 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1480 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1481 (rssi <= sq_thresh->lower_threshold[4])) {
1482 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1483 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1484 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1485 }
1486 }
1487
1488 /* Calculate and install the next set of thresholds */
1489 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1490 sq_thresh->lower_threshold_valid_count);
1491 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1492 sq_thresh->upper_threshold_valid_count);
1493
1494 /* Issue a wmi command to install the thresholds */
1495 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1496 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1497 cmd.weight = sq_thresh->weight;
1498 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1499
1500 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1501 if (ret) {
1502 ath6kl_err("unable to configure rssi thresholds\n");
1503 return -EIO;
1504 }
1505
1506 return 0;
1507 }
1508
1509 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1510 struct ath6kl_vif *vif)
1511 {
1512 struct wmi_cac_event *reply;
1513 struct ieee80211_tspec_ie *ts;
1514 u16 active_tsids, tsinfo;
1515 u8 tsid, index;
1516 u8 ts_id;
1517
1518 if (len < sizeof(struct wmi_cac_event))
1519 return -EINVAL;
1520
1521 reply = (struct wmi_cac_event *) datap;
1522
1523 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1524 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1525 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1526 tsinfo = le16_to_cpu(ts->tsinfo);
1527 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1528 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1529
1530 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1531 reply->ac, tsid);
1532 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1533 /*
1534 * Following assumes that there is only one outstanding
1535 * ADDTS request when this event is received
1536 */
1537 spin_lock_bh(&wmi->lock);
1538 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1539 spin_unlock_bh(&wmi->lock);
1540
1541 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1542 if ((active_tsids >> index) & 1)
1543 break;
1544 }
1545 if (index < (sizeof(active_tsids) * 8))
1546 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1547 reply->ac, index);
1548 }
1549
1550 /*
1551 * Clear active tsids and Add missing handling
1552 * for delete qos stream from AP
1553 */
1554 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1555 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1556 tsinfo = le16_to_cpu(ts->tsinfo);
1557 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1558 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1559
1560 spin_lock_bh(&wmi->lock);
1561 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1562 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1563 spin_unlock_bh(&wmi->lock);
1564
1565 /* Indicate stream inactivity to driver layer only if all tsids
1566 * within this AC are deleted.
1567 */
1568 if (!active_tsids) {
1569 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1570 false);
1571 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1572 }
1573 }
1574
1575 return 0;
1576 }
1577
1578 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len,
1579 struct ath6kl_vif *vif)
1580 {
1581 struct wmi_txe_notify_event *ev;
1582 u32 rate, pkts;
1583
1584 if (len < sizeof(*ev))
1585 return -EINVAL;
1586
1587 if (vif->nw_type != INFRA_NETWORK ||
1588 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY,
1589 vif->ar->fw_capabilities))
1590 return -EOPNOTSUPP;
1591
1592 if (vif->sme_state != SME_CONNECTED)
1593 return -ENOTCONN;
1594
1595 ev = (struct wmi_txe_notify_event *) datap;
1596 rate = le32_to_cpu(ev->rate);
1597 pkts = le32_to_cpu(ev->pkts);
1598
1599 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d% pkts %d intvl %ds\n",
1600 vif->bssid, rate, pkts, vif->txe_intvl);
1601
1602 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts,
1603 rate, vif->txe_intvl, GFP_KERNEL);
1604
1605 return 0;
1606 }
1607
1608 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx,
1609 u32 rate, u32 pkts, u32 intvl)
1610 {
1611 struct sk_buff *skb;
1612 struct wmi_txe_notify_cmd *cmd;
1613
1614 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1615 if (!skb)
1616 return -ENOMEM;
1617
1618 cmd = (struct wmi_txe_notify_cmd *) skb->data;
1619 cmd->rate = cpu_to_le32(rate);
1620 cmd->pkts = cpu_to_le32(pkts);
1621 cmd->intvl = cpu_to_le32(intvl);
1622
1623 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID,
1624 NO_SYNC_WMIFLAG);
1625 }
1626
1627 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi)
1628 {
1629 struct sk_buff *skb;
1630 struct wmi_set_rssi_filter_cmd *cmd;
1631 int ret;
1632
1633 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1634 if (!skb)
1635 return -ENOMEM;
1636
1637 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data;
1638 cmd->rssi = rssi;
1639
1640 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID,
1641 NO_SYNC_WMIFLAG);
1642 return ret;
1643 }
1644
1645 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1646 struct wmi_snr_threshold_params_cmd *snr_cmd)
1647 {
1648 struct sk_buff *skb;
1649 struct wmi_snr_threshold_params_cmd *cmd;
1650
1651 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1652 if (!skb)
1653 return -ENOMEM;
1654
1655 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1656 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1657
1658 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1659 NO_SYNC_WMIFLAG);
1660 }
1661
1662 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1663 int len)
1664 {
1665 struct wmi_snr_threshold_event *reply;
1666 struct sq_threshold_params *sq_thresh;
1667 struct wmi_snr_threshold_params_cmd cmd;
1668 enum wmi_snr_threshold_val new_threshold;
1669 u8 upper_snr_threshold, lower_snr_threshold;
1670 s16 snr;
1671 int ret;
1672
1673 if (len < sizeof(struct wmi_snr_threshold_event))
1674 return -EINVAL;
1675
1676 reply = (struct wmi_snr_threshold_event *) datap;
1677
1678 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1679 snr = reply->snr;
1680
1681 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1682
1683 /*
1684 * Identify the threshold breached and communicate that to the app.
1685 * After that install a new set of thresholds based on the signal
1686 * quality reported by the target.
1687 */
1688 if (new_threshold) {
1689 /* Upper threshold breached */
1690 if (snr < sq_thresh->upper_threshold[0]) {
1691 ath6kl_dbg(ATH6KL_DBG_WMI,
1692 "spurious upper snr threshold event: %d\n",
1693 snr);
1694 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1695 (snr >= sq_thresh->upper_threshold[0])) {
1696 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1697 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1698 (snr >= sq_thresh->upper_threshold[1])) {
1699 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1700 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1701 (snr >= sq_thresh->upper_threshold[2])) {
1702 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1703 } else if (snr >= sq_thresh->upper_threshold[3]) {
1704 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1705 }
1706 } else {
1707 /* Lower threshold breached */
1708 if (snr > sq_thresh->lower_threshold[0]) {
1709 ath6kl_dbg(ATH6KL_DBG_WMI,
1710 "spurious lower snr threshold event: %d\n",
1711 sq_thresh->lower_threshold[0]);
1712 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1713 (snr <= sq_thresh->lower_threshold[0])) {
1714 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1715 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1716 (snr <= sq_thresh->lower_threshold[1])) {
1717 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1718 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1719 (snr <= sq_thresh->lower_threshold[2])) {
1720 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1721 } else if (snr <= sq_thresh->lower_threshold[3]) {
1722 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1723 }
1724 }
1725
1726 /* Calculate and install the next set of thresholds */
1727 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1728 sq_thresh->lower_threshold_valid_count);
1729 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1730 sq_thresh->upper_threshold_valid_count);
1731
1732 /* Issue a wmi command to install the thresholds */
1733 cmd.thresh_above1_val = upper_snr_threshold;
1734 cmd.thresh_below1_val = lower_snr_threshold;
1735 cmd.weight = sq_thresh->weight;
1736 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1737
1738 ath6kl_dbg(ATH6KL_DBG_WMI,
1739 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1740 snr, new_threshold,
1741 lower_snr_threshold, upper_snr_threshold);
1742
1743 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1744 if (ret) {
1745 ath6kl_err("unable to configure snr threshold\n");
1746 return -EIO;
1747 }
1748
1749 return 0;
1750 }
1751
1752 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1753 {
1754 u16 ap_info_entry_size;
1755 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1756 struct wmi_ap_info_v1 *ap_info_v1;
1757 u8 index;
1758
1759 if (len < sizeof(struct wmi_aplist_event) ||
1760 ev->ap_list_ver != APLIST_VER1)
1761 return -EINVAL;
1762
1763 ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
1764 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1765
1766 ath6kl_dbg(ATH6KL_DBG_WMI,
1767 "number of APs in aplist event: %d\n", ev->num_ap);
1768
1769 if (len < (int) (sizeof(struct wmi_aplist_event) +
1770 (ev->num_ap - 1) * ap_info_entry_size))
1771 return -EINVAL;
1772
1773 /* AP list version 1 contents */
1774 for (index = 0; index < ev->num_ap; index++) {
1775 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1776 index, ap_info_v1->bssid, ap_info_v1->channel);
1777 ap_info_v1++;
1778 }
1779
1780 return 0;
1781 }
1782
1783 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1784 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1785 {
1786 struct wmi_cmd_hdr *cmd_hdr;
1787 enum htc_endpoint_id ep_id = wmi->ep_id;
1788 int ret;
1789 u16 info1;
1790
1791 if (WARN_ON(skb == NULL ||
1792 (if_idx > (wmi->parent_dev->vif_max - 1)))) {
1793 dev_kfree_skb(skb);
1794 return -EINVAL;
1795 }
1796
1797 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1798 cmd_id, skb->len, sync_flag);
1799 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1800 skb->data, skb->len);
1801
1802 if (sync_flag >= END_WMIFLAG) {
1803 dev_kfree_skb(skb);
1804 return -EINVAL;
1805 }
1806
1807 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1808 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1809 /*
1810 * Make sure all data currently queued is transmitted before
1811 * the cmd execution. Establish a new sync point.
1812 */
1813 ath6kl_wmi_sync_point(wmi, if_idx);
1814 }
1815
1816 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1817
1818 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1819 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1820 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1821 cmd_hdr->info1 = cpu_to_le16(info1);
1822
1823 /* Only for OPT_TX_CMD, use BE endpoint. */
1824 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1825 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
1826 false, false, 0, NULL, if_idx);
1827 if (ret) {
1828 dev_kfree_skb(skb);
1829 return ret;
1830 }
1831 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1832 }
1833
1834 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1835
1836 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1837 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1838 /*
1839 * Make sure all new data queued waits for the command to
1840 * execute. Establish a new sync point.
1841 */
1842 ath6kl_wmi_sync_point(wmi, if_idx);
1843 }
1844
1845 return 0;
1846 }
1847
1848 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1849 enum network_type nw_type,
1850 enum dot11_auth_mode dot11_auth_mode,
1851 enum auth_mode auth_mode,
1852 enum crypto_type pairwise_crypto,
1853 u8 pairwise_crypto_len,
1854 enum crypto_type group_crypto,
1855 u8 group_crypto_len, int ssid_len, u8 *ssid,
1856 u8 *bssid, u16 channel, u32 ctrl_flags,
1857 u8 nw_subtype)
1858 {
1859 struct sk_buff *skb;
1860 struct wmi_connect_cmd *cc;
1861 int ret;
1862
1863 ath6kl_dbg(ATH6KL_DBG_WMI,
1864 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1865 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1866 bssid, channel, ctrl_flags, ssid_len, nw_type,
1867 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1868 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1869
1870 wmi->traffic_class = 100;
1871
1872 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1873 return -EINVAL;
1874
1875 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1876 return -EINVAL;
1877
1878 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1879 if (!skb)
1880 return -ENOMEM;
1881
1882 cc = (struct wmi_connect_cmd *) skb->data;
1883
1884 if (ssid_len)
1885 memcpy(cc->ssid, ssid, ssid_len);
1886
1887 cc->ssid_len = ssid_len;
1888 cc->nw_type = nw_type;
1889 cc->dot11_auth_mode = dot11_auth_mode;
1890 cc->auth_mode = auth_mode;
1891 cc->prwise_crypto_type = pairwise_crypto;
1892 cc->prwise_crypto_len = pairwise_crypto_len;
1893 cc->grp_crypto_type = group_crypto;
1894 cc->grp_crypto_len = group_crypto_len;
1895 cc->ch = cpu_to_le16(channel);
1896 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1897 cc->nw_subtype = nw_subtype;
1898
1899 if (bssid != NULL)
1900 memcpy(cc->bssid, bssid, ETH_ALEN);
1901
1902 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1903 NO_SYNC_WMIFLAG);
1904
1905 return ret;
1906 }
1907
1908 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1909 u16 channel)
1910 {
1911 struct sk_buff *skb;
1912 struct wmi_reconnect_cmd *cc;
1913 int ret;
1914
1915 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1916 bssid, channel);
1917
1918 wmi->traffic_class = 100;
1919
1920 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1921 if (!skb)
1922 return -ENOMEM;
1923
1924 cc = (struct wmi_reconnect_cmd *) skb->data;
1925 cc->channel = cpu_to_le16(channel);
1926
1927 if (bssid != NULL)
1928 memcpy(cc->bssid, bssid, ETH_ALEN);
1929
1930 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1931 NO_SYNC_WMIFLAG);
1932
1933 return ret;
1934 }
1935
1936 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1937 {
1938 int ret;
1939
1940 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1941
1942 wmi->traffic_class = 100;
1943
1944 /* Disconnect command does not need to do a SYNC before. */
1945 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1946
1947 return ret;
1948 }
1949
1950 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
1951 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
1952 * mgmt operations using station interface.
1953 */
1954 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1955 enum wmi_scan_type scan_type,
1956 u32 force_fgscan, u32 is_legacy,
1957 u32 home_dwell_time,
1958 u32 force_scan_interval,
1959 s8 num_chan, u16 *ch_list)
1960 {
1961 struct sk_buff *skb;
1962 struct wmi_start_scan_cmd *sc;
1963 s8 size;
1964 int i, ret;
1965
1966 size = sizeof(struct wmi_start_scan_cmd);
1967
1968 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1969 return -EINVAL;
1970
1971 if (num_chan > WMI_MAX_CHANNELS)
1972 return -EINVAL;
1973
1974 if (num_chan)
1975 size += sizeof(u16) * (num_chan - 1);
1976
1977 skb = ath6kl_wmi_get_new_buf(size);
1978 if (!skb)
1979 return -ENOMEM;
1980
1981 sc = (struct wmi_start_scan_cmd *) skb->data;
1982 sc->scan_type = scan_type;
1983 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1984 sc->is_legacy = cpu_to_le32(is_legacy);
1985 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1986 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1987 sc->num_ch = num_chan;
1988
1989 for (i = 0; i < num_chan; i++)
1990 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1991
1992 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
1993 NO_SYNC_WMIFLAG);
1994
1995 return ret;
1996 }
1997
1998 /*
1999 * beginscan supports (compared to old startscan) P2P mgmt operations using
2000 * station interface, send additional information like supported rates to
2001 * advertise and xmit rates for probe requests
2002 */
2003 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
2004 enum wmi_scan_type scan_type,
2005 u32 force_fgscan, u32 is_legacy,
2006 u32 home_dwell_time, u32 force_scan_interval,
2007 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
2008 {
2009 struct ieee80211_supported_band *sband;
2010 struct sk_buff *skb;
2011 struct wmi_begin_scan_cmd *sc;
2012 s8 size, *supp_rates;
2013 int i, band, ret;
2014 struct ath6kl *ar = wmi->parent_dev;
2015 int num_rates;
2016 u32 ratemask;
2017
2018 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
2019 ar->fw_capabilities)) {
2020 return ath6kl_wmi_startscan_cmd(wmi, if_idx,
2021 scan_type, force_fgscan,
2022 is_legacy, home_dwell_time,
2023 force_scan_interval,
2024 num_chan, ch_list);
2025 }
2026
2027 size = sizeof(struct wmi_begin_scan_cmd);
2028
2029 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
2030 return -EINVAL;
2031
2032 if (num_chan > WMI_MAX_CHANNELS)
2033 return -EINVAL;
2034
2035 if (num_chan)
2036 size += sizeof(u16) * (num_chan - 1);
2037
2038 skb = ath6kl_wmi_get_new_buf(size);
2039 if (!skb)
2040 return -ENOMEM;
2041
2042 sc = (struct wmi_begin_scan_cmd *) skb->data;
2043 sc->scan_type = scan_type;
2044 sc->force_fg_scan = cpu_to_le32(force_fgscan);
2045 sc->is_legacy = cpu_to_le32(is_legacy);
2046 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
2047 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
2048 sc->no_cck = cpu_to_le32(no_cck);
2049 sc->num_ch = num_chan;
2050
2051 for (band = 0; band < NUM_NL80211_BANDS; band++) {
2052 sband = ar->wiphy->bands[band];
2053
2054 if (!sband)
2055 continue;
2056
2057 if (WARN_ON(band >= ATH6KL_NUM_BANDS))
2058 break;
2059
2060 ratemask = rates[band];
2061 supp_rates = sc->supp_rates[band].rates;
2062 num_rates = 0;
2063
2064 for (i = 0; i < sband->n_bitrates; i++) {
2065 if ((BIT(i) & ratemask) == 0)
2066 continue; /* skip rate */
2067 supp_rates[num_rates++] =
2068 (u8) (sband->bitrates[i].bitrate / 5);
2069 }
2070 sc->supp_rates[band].nrates = num_rates;
2071 }
2072
2073 for (i = 0; i < num_chan; i++)
2074 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
2075
2076 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
2077 NO_SYNC_WMIFLAG);
2078
2079 return ret;
2080 }
2081
2082 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable)
2083 {
2084 struct sk_buff *skb;
2085 struct wmi_enable_sched_scan_cmd *sc;
2086 int ret;
2087
2088 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
2089 if (!skb)
2090 return -ENOMEM;
2091
2092 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n",
2093 enable ? "enabling" : "disabling", if_idx);
2094 sc = (struct wmi_enable_sched_scan_cmd *) skb->data;
2095 sc->enable = enable ? 1 : 0;
2096
2097 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2098 WMI_ENABLE_SCHED_SCAN_CMDID,
2099 NO_SYNC_WMIFLAG);
2100 return ret;
2101 }
2102
2103 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
2104 u16 fg_start_sec,
2105 u16 fg_end_sec, u16 bg_sec,
2106 u16 minact_chdw_msec, u16 maxact_chdw_msec,
2107 u16 pas_chdw_msec, u8 short_scan_ratio,
2108 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
2109 u16 maxact_scan_per_ssid)
2110 {
2111 struct sk_buff *skb;
2112 struct wmi_scan_params_cmd *sc;
2113 int ret;
2114
2115 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
2116 if (!skb)
2117 return -ENOMEM;
2118
2119 sc = (struct wmi_scan_params_cmd *) skb->data;
2120 sc->fg_start_period = cpu_to_le16(fg_start_sec);
2121 sc->fg_end_period = cpu_to_le16(fg_end_sec);
2122 sc->bg_period = cpu_to_le16(bg_sec);
2123 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
2124 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
2125 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
2126 sc->short_scan_ratio = short_scan_ratio;
2127 sc->scan_ctrl_flags = scan_ctrl_flag;
2128 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
2129 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
2130
2131 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
2132 NO_SYNC_WMIFLAG);
2133 return ret;
2134 }
2135
2136 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
2137 {
2138 struct sk_buff *skb;
2139 struct wmi_bss_filter_cmd *cmd;
2140 int ret;
2141
2142 if (filter >= LAST_BSS_FILTER)
2143 return -EINVAL;
2144
2145 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2146 if (!skb)
2147 return -ENOMEM;
2148
2149 cmd = (struct wmi_bss_filter_cmd *) skb->data;
2150 cmd->bss_filter = filter;
2151 cmd->ie_mask = cpu_to_le32(ie_mask);
2152
2153 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
2154 NO_SYNC_WMIFLAG);
2155 return ret;
2156 }
2157
2158 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
2159 u8 ssid_len, u8 *ssid)
2160 {
2161 struct sk_buff *skb;
2162 struct wmi_probed_ssid_cmd *cmd;
2163 int ret;
2164
2165 if (index >= MAX_PROBED_SSIDS)
2166 return -EINVAL;
2167
2168 if (ssid_len > sizeof(cmd->ssid))
2169 return -EINVAL;
2170
2171 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
2172 return -EINVAL;
2173
2174 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
2175 return -EINVAL;
2176
2177 if (flag & SPECIFIC_SSID_FLAG)
2178 wmi->is_probe_ssid = true;
2179
2180 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2181 if (!skb)
2182 return -ENOMEM;
2183
2184 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
2185 cmd->entry_index = index;
2186 cmd->flag = flag;
2187 cmd->ssid_len = ssid_len;
2188 memcpy(cmd->ssid, ssid, ssid_len);
2189
2190 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
2191 NO_SYNC_WMIFLAG);
2192 return ret;
2193 }
2194
2195 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
2196 u16 listen_interval,
2197 u16 listen_beacons)
2198 {
2199 struct sk_buff *skb;
2200 struct wmi_listen_int_cmd *cmd;
2201 int ret;
2202
2203 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2204 if (!skb)
2205 return -ENOMEM;
2206
2207 cmd = (struct wmi_listen_int_cmd *) skb->data;
2208 cmd->listen_intvl = cpu_to_le16(listen_interval);
2209 cmd->num_beacons = cpu_to_le16(listen_beacons);
2210
2211 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
2212 NO_SYNC_WMIFLAG);
2213 return ret;
2214 }
2215
2216 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
2217 u16 bmiss_time, u16 num_beacons)
2218 {
2219 struct sk_buff *skb;
2220 struct wmi_bmiss_time_cmd *cmd;
2221 int ret;
2222
2223 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2224 if (!skb)
2225 return -ENOMEM;
2226
2227 cmd = (struct wmi_bmiss_time_cmd *) skb->data;
2228 cmd->bmiss_time = cpu_to_le16(bmiss_time);
2229 cmd->num_beacons = cpu_to_le16(num_beacons);
2230
2231 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
2232 NO_SYNC_WMIFLAG);
2233 return ret;
2234 }
2235
2236 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
2237 {
2238 struct sk_buff *skb;
2239 struct wmi_power_mode_cmd *cmd;
2240 int ret;
2241
2242 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2243 if (!skb)
2244 return -ENOMEM;
2245
2246 cmd = (struct wmi_power_mode_cmd *) skb->data;
2247 cmd->pwr_mode = pwr_mode;
2248 wmi->pwr_mode = pwr_mode;
2249
2250 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
2251 NO_SYNC_WMIFLAG);
2252 return ret;
2253 }
2254
2255 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
2256 u16 ps_poll_num, u16 dtim_policy,
2257 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
2258 u16 ps_fail_event_policy)
2259 {
2260 struct sk_buff *skb;
2261 struct wmi_power_params_cmd *pm;
2262 int ret;
2263
2264 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
2265 if (!skb)
2266 return -ENOMEM;
2267
2268 pm = (struct wmi_power_params_cmd *)skb->data;
2269 pm->idle_period = cpu_to_le16(idle_period);
2270 pm->pspoll_number = cpu_to_le16(ps_poll_num);
2271 pm->dtim_policy = cpu_to_le16(dtim_policy);
2272 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
2273 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
2274 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
2275
2276 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
2277 NO_SYNC_WMIFLAG);
2278 return ret;
2279 }
2280
2281 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
2282 {
2283 struct sk_buff *skb;
2284 struct wmi_disc_timeout_cmd *cmd;
2285 int ret;
2286
2287 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2288 if (!skb)
2289 return -ENOMEM;
2290
2291 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
2292 cmd->discon_timeout = timeout;
2293
2294 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
2295 NO_SYNC_WMIFLAG);
2296
2297 if (ret == 0)
2298 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
2299
2300 return ret;
2301 }
2302
2303 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
2304 enum crypto_type key_type,
2305 u8 key_usage, u8 key_len,
2306 u8 *key_rsc, unsigned int key_rsc_len,
2307 u8 *key_material,
2308 u8 key_op_ctrl, u8 *mac_addr,
2309 enum wmi_sync_flag sync_flag)
2310 {
2311 struct sk_buff *skb;
2312 struct wmi_add_cipher_key_cmd *cmd;
2313 int ret;
2314
2315 ath6kl_dbg(ATH6KL_DBG_WMI,
2316 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n",
2317 key_index, key_type, key_usage, key_len, key_op_ctrl);
2318
2319 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2320 (key_material == NULL) || key_rsc_len > 8)
2321 return -EINVAL;
2322
2323 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2324 return -EINVAL;
2325
2326 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2327 if (!skb)
2328 return -ENOMEM;
2329
2330 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2331 cmd->key_index = key_index;
2332 cmd->key_type = key_type;
2333 cmd->key_usage = key_usage;
2334 cmd->key_len = key_len;
2335 memcpy(cmd->key, key_material, key_len);
2336
2337 if (key_rsc != NULL)
2338 memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
2339
2340 cmd->key_op_ctrl = key_op_ctrl;
2341
2342 if (mac_addr)
2343 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2344
2345 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2346 sync_flag);
2347
2348 return ret;
2349 }
2350
2351 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk)
2352 {
2353 struct sk_buff *skb;
2354 struct wmi_add_krk_cmd *cmd;
2355 int ret;
2356
2357 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2358 if (!skb)
2359 return -ENOMEM;
2360
2361 cmd = (struct wmi_add_krk_cmd *) skb->data;
2362 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2363
2364 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2365 NO_SYNC_WMIFLAG);
2366
2367 return ret;
2368 }
2369
2370 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2371 {
2372 struct sk_buff *skb;
2373 struct wmi_delete_cipher_key_cmd *cmd;
2374 int ret;
2375
2376 if (key_index > WMI_MAX_KEY_INDEX)
2377 return -EINVAL;
2378
2379 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2380 if (!skb)
2381 return -ENOMEM;
2382
2383 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2384 cmd->key_index = key_index;
2385
2386 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2387 NO_SYNC_WMIFLAG);
2388
2389 return ret;
2390 }
2391
2392 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2393 const u8 *pmkid, bool set)
2394 {
2395 struct sk_buff *skb;
2396 struct wmi_setpmkid_cmd *cmd;
2397 int ret;
2398
2399 if (bssid == NULL)
2400 return -EINVAL;
2401
2402 if (set && pmkid == NULL)
2403 return -EINVAL;
2404
2405 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2406 if (!skb)
2407 return -ENOMEM;
2408
2409 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2410 memcpy(cmd->bssid, bssid, ETH_ALEN);
2411 if (set) {
2412 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2413 cmd->enable = PMKID_ENABLE;
2414 } else {
2415 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2416 cmd->enable = PMKID_DISABLE;
2417 }
2418
2419 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2420 NO_SYNC_WMIFLAG);
2421
2422 return ret;
2423 }
2424
2425 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2426 enum htc_endpoint_id ep_id, u8 if_idx)
2427 {
2428 struct wmi_data_hdr *data_hdr;
2429 int ret;
2430
2431 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) {
2432 dev_kfree_skb(skb);
2433 return -EINVAL;
2434 }
2435
2436 skb_push(skb, sizeof(struct wmi_data_hdr));
2437
2438 data_hdr = (struct wmi_data_hdr *) skb->data;
2439 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2440 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2441
2442 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2443
2444 return ret;
2445 }
2446
2447 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2448 {
2449 struct sk_buff *skb;
2450 struct wmi_sync_cmd *cmd;
2451 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2452 enum htc_endpoint_id ep_id;
2453 u8 index, num_pri_streams = 0;
2454 int ret = 0;
2455
2456 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2457
2458 spin_lock_bh(&wmi->lock);
2459
2460 for (index = 0; index < WMM_NUM_AC; index++) {
2461 if (wmi->fat_pipe_exist & (1 << index)) {
2462 num_pri_streams++;
2463 data_sync_bufs[num_pri_streams - 1].traffic_class =
2464 index;
2465 }
2466 }
2467
2468 spin_unlock_bh(&wmi->lock);
2469
2470 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2471 if (!skb)
2472 return -ENOMEM;
2473
2474 cmd = (struct wmi_sync_cmd *) skb->data;
2475
2476 /*
2477 * In the SYNC cmd sent on the control Ep, send a bitmap
2478 * of the data eps on which the Data Sync will be sent
2479 */
2480 cmd->data_sync_map = wmi->fat_pipe_exist;
2481
2482 for (index = 0; index < num_pri_streams; index++) {
2483 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2484 if (data_sync_bufs[index].skb == NULL) {
2485 ret = -ENOMEM;
2486 break;
2487 }
2488 }
2489
2490 /*
2491 * If buffer allocation for any of the dataSync fails,
2492 * then do not send the Synchronize cmd on the control ep
2493 */
2494 if (ret)
2495 goto free_cmd_skb;
2496
2497 /*
2498 * Send sync cmd followed by sync data messages on all
2499 * endpoints being used
2500 */
2501 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2502 NO_SYNC_WMIFLAG);
2503
2504 if (ret)
2505 goto free_data_skb;
2506
2507 for (index = 0; index < num_pri_streams; index++) {
2508 if (WARN_ON(!data_sync_bufs[index].skb))
2509 goto free_data_skb;
2510
2511 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2512 data_sync_bufs[index].
2513 traffic_class);
2514 ret =
2515 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2516 ep_id, if_idx);
2517
2518 data_sync_bufs[index].skb = NULL;
2519
2520 if (ret)
2521 goto free_data_skb;
2522 }
2523
2524 return 0;
2525
2526 free_cmd_skb:
2527 /* free up any resources left over (possibly due to an error) */
2528 dev_kfree_skb(skb);
2529
2530 free_data_skb:
2531 for (index = 0; index < num_pri_streams; index++)
2532 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb);
2533
2534 return ret;
2535 }
2536
2537 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2538 struct wmi_create_pstream_cmd *params)
2539 {
2540 struct sk_buff *skb;
2541 struct wmi_create_pstream_cmd *cmd;
2542 u8 fatpipe_exist_for_ac = 0;
2543 s32 min_phy = 0;
2544 s32 nominal_phy = 0;
2545 int ret;
2546
2547 if (!((params->user_pri <= 0x7) &&
2548 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2549 (params->traffic_direc == UPLINK_TRAFFIC ||
2550 params->traffic_direc == DNLINK_TRAFFIC ||
2551 params->traffic_direc == BIDIR_TRAFFIC) &&
2552 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2553 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2554 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2555 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2556 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2557 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2558 params->tsid <= WMI_MAX_THINSTREAM))) {
2559 return -EINVAL;
2560 }
2561
2562 /*
2563 * Check nominal PHY rate is >= minimalPHY,
2564 * so that DUT can allow TSRS IE
2565 */
2566
2567 /* Get the physical rate (units of bps) */
2568 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2569
2570 /* Check minimal phy < nominal phy rate */
2571 if (params->nominal_phy >= min_phy) {
2572 /* unit of 500 kbps */
2573 nominal_phy = (params->nominal_phy * 1000) / 500;
2574 ath6kl_dbg(ATH6KL_DBG_WMI,
2575 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2576 min_phy, nominal_phy);
2577
2578 params->nominal_phy = nominal_phy;
2579 } else {
2580 params->nominal_phy = 0;
2581 }
2582
2583 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2584 if (!skb)
2585 return -ENOMEM;
2586
2587 ath6kl_dbg(ATH6KL_DBG_WMI,
2588 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2589 params->traffic_class, params->tsid);
2590
2591 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2592 memcpy(cmd, params, sizeof(*cmd));
2593
2594 /* This is an implicitly created Fat pipe */
2595 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2596 spin_lock_bh(&wmi->lock);
2597 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2598 (1 << params->traffic_class));
2599 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2600 spin_unlock_bh(&wmi->lock);
2601 } else {
2602 /* explicitly created thin stream within a fat pipe */
2603 spin_lock_bh(&wmi->lock);
2604 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2605 (1 << params->traffic_class));
2606 wmi->stream_exist_for_ac[params->traffic_class] |=
2607 (1 << params->tsid);
2608 /*
2609 * If a thinstream becomes active, the fat pipe automatically
2610 * becomes active
2611 */
2612 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2613 spin_unlock_bh(&wmi->lock);
2614 }
2615
2616 /*
2617 * Indicate activty change to driver layer only if this is the
2618 * first TSID to get created in this AC explicitly or an implicit
2619 * fat pipe is getting created.
2620 */
2621 if (!fatpipe_exist_for_ac)
2622 ath6kl_indicate_tx_activity(wmi->parent_dev,
2623 params->traffic_class, true);
2624
2625 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2626 NO_SYNC_WMIFLAG);
2627 return ret;
2628 }
2629
2630 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2631 u8 tsid)
2632 {
2633 struct sk_buff *skb;
2634 struct wmi_delete_pstream_cmd *cmd;
2635 u16 active_tsids = 0;
2636 int ret;
2637
2638 if (traffic_class > 3) {
2639 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2640 return -EINVAL;
2641 }
2642
2643 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2644 if (!skb)
2645 return -ENOMEM;
2646
2647 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2648 cmd->traffic_class = traffic_class;
2649 cmd->tsid = tsid;
2650
2651 spin_lock_bh(&wmi->lock);
2652 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2653 spin_unlock_bh(&wmi->lock);
2654
2655 if (!(active_tsids & (1 << tsid))) {
2656 dev_kfree_skb(skb);
2657 ath6kl_dbg(ATH6KL_DBG_WMI,
2658 "TSID %d doesn't exist for traffic class: %d\n",
2659 tsid, traffic_class);
2660 return -ENODATA;
2661 }
2662
2663 ath6kl_dbg(ATH6KL_DBG_WMI,
2664 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2665 traffic_class, tsid);
2666
2667 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2668 SYNC_BEFORE_WMIFLAG);
2669
2670 spin_lock_bh(&wmi->lock);
2671 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2672 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2673 spin_unlock_bh(&wmi->lock);
2674
2675 /*
2676 * Indicate stream inactivity to driver layer only if all tsids
2677 * within this AC are deleted.
2678 */
2679 if (!active_tsids) {
2680 ath6kl_indicate_tx_activity(wmi->parent_dev,
2681 traffic_class, false);
2682 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2683 }
2684
2685 return ret;
2686 }
2687
2688 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
2689 __be32 ips0, __be32 ips1)
2690 {
2691 struct sk_buff *skb;
2692 struct wmi_set_ip_cmd *cmd;
2693 int ret;
2694
2695 /* Multicast address are not valid */
2696 if (ipv4_is_multicast(ips0) ||
2697 ipv4_is_multicast(ips1))
2698 return -EINVAL;
2699
2700 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2701 if (!skb)
2702 return -ENOMEM;
2703
2704 cmd = (struct wmi_set_ip_cmd *) skb->data;
2705 cmd->ips[0] = ips0;
2706 cmd->ips[1] = ips1;
2707
2708 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
2709 NO_SYNC_WMIFLAG);
2710 return ret;
2711 }
2712
2713 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
2714 {
2715 u16 active_tsids;
2716 u8 stream_exist;
2717 int i;
2718
2719 /*
2720 * Relinquish credits from all implicitly created pstreams
2721 * since when we go to sleep. If user created explicit
2722 * thinstreams exists with in a fatpipe leave them intact
2723 * for the user to delete.
2724 */
2725 spin_lock_bh(&wmi->lock);
2726 stream_exist = wmi->fat_pipe_exist;
2727 spin_unlock_bh(&wmi->lock);
2728
2729 for (i = 0; i < WMM_NUM_AC; i++) {
2730 if (stream_exist & (1 << i)) {
2731 /*
2732 * FIXME: Is this lock & unlock inside
2733 * for loop correct? may need rework.
2734 */
2735 spin_lock_bh(&wmi->lock);
2736 active_tsids = wmi->stream_exist_for_ac[i];
2737 spin_unlock_bh(&wmi->lock);
2738
2739 /*
2740 * If there are no user created thin streams
2741 * delete the fatpipe
2742 */
2743 if (!active_tsids) {
2744 stream_exist &= ~(1 << i);
2745 /*
2746 * Indicate inactivity to driver layer for
2747 * this fatpipe (pstream)
2748 */
2749 ath6kl_indicate_tx_activity(wmi->parent_dev,
2750 i, false);
2751 }
2752 }
2753 }
2754
2755 /* FIXME: Can we do this assignment without locking ? */
2756 spin_lock_bh(&wmi->lock);
2757 wmi->fat_pipe_exist = stream_exist;
2758 spin_unlock_bh(&wmi->lock);
2759 }
2760
2761 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx,
2762 const struct cfg80211_bitrate_mask *mask)
2763 {
2764 struct sk_buff *skb;
2765 int ret, mode, band;
2766 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS];
2767 struct wmi_set_tx_select_rates64_cmd *cmd;
2768
2769 memset(&ratemask, 0, sizeof(ratemask));
2770
2771 /* only check 2.4 and 5 GHz bands, skip the rest */
2772 for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
2773 /* copy legacy rate mask */
2774 ratemask[band] = mask->control[band].legacy;
2775 if (band == NL80211_BAND_5GHZ)
2776 ratemask[band] =
2777 mask->control[band].legacy << 4;
2778
2779 /* copy mcs rate mask */
2780 mcsrate = mask->control[band].ht_mcs[1];
2781 mcsrate <<= 8;
2782 mcsrate |= mask->control[band].ht_mcs[0];
2783 ratemask[band] |= mcsrate << 12;
2784 ratemask[band] |= mcsrate << 28;
2785 }
2786
2787 ath6kl_dbg(ATH6KL_DBG_WMI,
2788 "Ratemask 64 bit: 2.4:%llx 5:%llx\n",
2789 ratemask[0], ratemask[1]);
2790
2791 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
2792 if (!skb)
2793 return -ENOMEM;
2794
2795 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data;
2796 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
2797 /* A mode operate in 5GHZ band */
2798 if (mode == WMI_RATES_MODE_11A ||
2799 mode == WMI_RATES_MODE_11A_HT20 ||
2800 mode == WMI_RATES_MODE_11A_HT40)
2801 band = NL80211_BAND_5GHZ;
2802 else
2803 band = NL80211_BAND_2GHZ;
2804 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]);
2805 }
2806
2807 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2808 WMI_SET_TX_SELECT_RATES_CMDID,
2809 NO_SYNC_WMIFLAG);
2810 return ret;
2811 }
2812
2813 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx,
2814 const struct cfg80211_bitrate_mask *mask)
2815 {
2816 struct sk_buff *skb;
2817 int ret, mode, band;
2818 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS];
2819 struct wmi_set_tx_select_rates32_cmd *cmd;
2820
2821 memset(&ratemask, 0, sizeof(ratemask));
2822
2823 /* only check 2.4 and 5 GHz bands, skip the rest */
2824 for (band = 0; band <= NL80211_BAND_5GHZ; band++) {
2825 /* copy legacy rate mask */
2826 ratemask[band] = mask->control[band].legacy;
2827 if (band == NL80211_BAND_5GHZ)
2828 ratemask[band] =
2829 mask->control[band].legacy << 4;
2830
2831 /* copy mcs rate mask */
2832 mcsrate = mask->control[band].ht_mcs[0];
2833 ratemask[band] |= mcsrate << 12;
2834 ratemask[band] |= mcsrate << 20;
2835 }
2836
2837 ath6kl_dbg(ATH6KL_DBG_WMI,
2838 "Ratemask 32 bit: 2.4:%x 5:%x\n",
2839 ratemask[0], ratemask[1]);
2840
2841 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX);
2842 if (!skb)
2843 return -ENOMEM;
2844
2845 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data;
2846 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) {
2847 /* A mode operate in 5GHZ band */
2848 if (mode == WMI_RATES_MODE_11A ||
2849 mode == WMI_RATES_MODE_11A_HT20 ||
2850 mode == WMI_RATES_MODE_11A_HT40)
2851 band = NL80211_BAND_5GHZ;
2852 else
2853 band = NL80211_BAND_2GHZ;
2854 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]);
2855 }
2856
2857 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2858 WMI_SET_TX_SELECT_RATES_CMDID,
2859 NO_SYNC_WMIFLAG);
2860 return ret;
2861 }
2862
2863 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx,
2864 const struct cfg80211_bitrate_mask *mask)
2865 {
2866 struct ath6kl *ar = wmi->parent_dev;
2867
2868 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES,
2869 ar->fw_capabilities))
2870 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask);
2871 else
2872 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask);
2873 }
2874
2875 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
2876 enum ath6kl_host_mode host_mode)
2877 {
2878 struct sk_buff *skb;
2879 struct wmi_set_host_sleep_mode_cmd *cmd;
2880 int ret;
2881
2882 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
2883 (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
2884 ath6kl_err("invalid host sleep mode: %d\n", host_mode);
2885 return -EINVAL;
2886 }
2887
2888 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2889 if (!skb)
2890 return -ENOMEM;
2891
2892 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
2893
2894 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
2895 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
2896 cmd->asleep = cpu_to_le32(1);
2897 } else {
2898 cmd->awake = cpu_to_le32(1);
2899 }
2900
2901 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2902 WMI_SET_HOST_SLEEP_MODE_CMDID,
2903 NO_SYNC_WMIFLAG);
2904 return ret;
2905 }
2906
2907 /* This command has zero length payload */
2908 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
2909 struct ath6kl_vif *vif)
2910 {
2911 struct ath6kl *ar = wmi->parent_dev;
2912
2913 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
2914 wake_up(&ar->event_wq);
2915
2916 return 0;
2917 }
2918
2919 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
2920 enum ath6kl_wow_mode wow_mode,
2921 u32 filter, u16 host_req_delay)
2922 {
2923 struct sk_buff *skb;
2924 struct wmi_set_wow_mode_cmd *cmd;
2925 int ret;
2926
2927 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
2928 wow_mode != ATH6KL_WOW_MODE_DISABLE) {
2929 ath6kl_err("invalid wow mode: %d\n", wow_mode);
2930 return -EINVAL;
2931 }
2932
2933 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2934 if (!skb)
2935 return -ENOMEM;
2936
2937 cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
2938 cmd->enable_wow = cpu_to_le32(wow_mode);
2939 cmd->filter = cpu_to_le32(filter);
2940 cmd->host_req_delay = cpu_to_le16(host_req_delay);
2941
2942 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
2943 NO_SYNC_WMIFLAG);
2944 return ret;
2945 }
2946
2947 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2948 u8 list_id, u8 filter_size,
2949 u8 filter_offset, const u8 *filter,
2950 const u8 *mask)
2951 {
2952 struct sk_buff *skb;
2953 struct wmi_add_wow_pattern_cmd *cmd;
2954 u16 size;
2955 u8 *filter_mask;
2956 int ret;
2957
2958 /*
2959 * Allocate additional memory in the buffer to hold
2960 * filter and mask value, which is twice of filter_size.
2961 */
2962 size = sizeof(*cmd) + (2 * filter_size);
2963
2964 skb = ath6kl_wmi_get_new_buf(size);
2965 if (!skb)
2966 return -ENOMEM;
2967
2968 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
2969 cmd->filter_list_id = list_id;
2970 cmd->filter_size = filter_size;
2971 cmd->filter_offset = filter_offset;
2972
2973 memcpy(cmd->filter, filter, filter_size);
2974
2975 filter_mask = (u8 *) (cmd->filter + filter_size);
2976 memcpy(filter_mask, mask, filter_size);
2977
2978 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
2979 NO_SYNC_WMIFLAG);
2980
2981 return ret;
2982 }
2983
2984 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2985 u16 list_id, u16 filter_id)
2986 {
2987 struct sk_buff *skb;
2988 struct wmi_del_wow_pattern_cmd *cmd;
2989 int ret;
2990
2991 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2992 if (!skb)
2993 return -ENOMEM;
2994
2995 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
2996 cmd->filter_list_id = cpu_to_le16(list_id);
2997 cmd->filter_id = cpu_to_le16(filter_id);
2998
2999 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
3000 NO_SYNC_WMIFLAG);
3001 return ret;
3002 }
3003
3004 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
3005 enum wmix_command_id cmd_id,
3006 enum wmi_sync_flag sync_flag)
3007 {
3008 struct wmix_cmd_hdr *cmd_hdr;
3009 int ret;
3010
3011 skb_push(skb, sizeof(struct wmix_cmd_hdr));
3012
3013 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
3014 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
3015
3016 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
3017
3018 return ret;
3019 }
3020
3021 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
3022 {
3023 struct sk_buff *skb;
3024 struct wmix_hb_challenge_resp_cmd *cmd;
3025 int ret;
3026
3027 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3028 if (!skb)
3029 return -ENOMEM;
3030
3031 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
3032 cmd->cookie = cpu_to_le32(cookie);
3033 cmd->source = cpu_to_le32(source);
3034
3035 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
3036 NO_SYNC_WMIFLAG);
3037 return ret;
3038 }
3039
3040 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
3041 {
3042 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
3043 struct sk_buff *skb;
3044 int ret;
3045
3046 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3047 if (!skb)
3048 return -ENOMEM;
3049
3050 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
3051 cmd->valid = cpu_to_le32(valid);
3052 cmd->config = cpu_to_le32(config);
3053
3054 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
3055 NO_SYNC_WMIFLAG);
3056 return ret;
3057 }
3058
3059 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
3060 {
3061 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
3062 }
3063
3064 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
3065 {
3066 struct sk_buff *skb;
3067 struct wmi_set_tx_pwr_cmd *cmd;
3068 int ret;
3069
3070 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
3071 if (!skb)
3072 return -ENOMEM;
3073
3074 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
3075 cmd->dbM = dbM;
3076
3077 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
3078 NO_SYNC_WMIFLAG);
3079
3080 return ret;
3081 }
3082
3083 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
3084 {
3085 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
3086 }
3087
3088 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
3089 {
3090 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
3091 }
3092
3093 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
3094 u8 preamble_policy)
3095 {
3096 struct sk_buff *skb;
3097 struct wmi_set_lpreamble_cmd *cmd;
3098 int ret;
3099
3100 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
3101 if (!skb)
3102 return -ENOMEM;
3103
3104 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
3105 cmd->status = status;
3106 cmd->preamble_policy = preamble_policy;
3107
3108 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
3109 NO_SYNC_WMIFLAG);
3110 return ret;
3111 }
3112
3113 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
3114 {
3115 struct sk_buff *skb;
3116 struct wmi_set_rts_cmd *cmd;
3117 int ret;
3118
3119 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
3120 if (!skb)
3121 return -ENOMEM;
3122
3123 cmd = (struct wmi_set_rts_cmd *) skb->data;
3124 cmd->threshold = cpu_to_le16(threshold);
3125
3126 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
3127 NO_SYNC_WMIFLAG);
3128 return ret;
3129 }
3130
3131 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
3132 {
3133 struct sk_buff *skb;
3134 struct wmi_set_wmm_txop_cmd *cmd;
3135 int ret;
3136
3137 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
3138 return -EINVAL;
3139
3140 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
3141 if (!skb)
3142 return -ENOMEM;
3143
3144 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
3145 cmd->txop_enable = cfg;
3146
3147 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
3148 NO_SYNC_WMIFLAG);
3149 return ret;
3150 }
3151
3152 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
3153 u8 keep_alive_intvl)
3154 {
3155 struct sk_buff *skb;
3156 struct wmi_set_keepalive_cmd *cmd;
3157 int ret;
3158
3159 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3160 if (!skb)
3161 return -ENOMEM;
3162
3163 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
3164 cmd->keep_alive_intvl = keep_alive_intvl;
3165
3166 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
3167 NO_SYNC_WMIFLAG);
3168
3169 if (ret == 0)
3170 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
3171
3172 return ret;
3173 }
3174
3175 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
3176 enum nl80211_band band,
3177 struct ath6kl_htcap *htcap)
3178 {
3179 struct sk_buff *skb;
3180 struct wmi_set_htcap_cmd *cmd;
3181
3182 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3183 if (!skb)
3184 return -ENOMEM;
3185
3186 cmd = (struct wmi_set_htcap_cmd *) skb->data;
3187
3188 /*
3189 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely
3190 * this will be changed in firmware. If at all there is any change in
3191 * band value, the host needs to be fixed.
3192 */
3193 cmd->band = band;
3194 cmd->ht_enable = !!htcap->ht_enable;
3195 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20);
3196 cmd->ht40_supported =
3197 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40);
3198 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40);
3199 cmd->intolerant_40mhz =
3200 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT);
3201 cmd->max_ampdu_len_exp = htcap->ampdu_factor;
3202
3203 ath6kl_dbg(ATH6KL_DBG_WMI,
3204 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n",
3205 cmd->band, cmd->ht_enable, cmd->ht40_supported,
3206 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz,
3207 cmd->max_ampdu_len_exp);
3208 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID,
3209 NO_SYNC_WMIFLAG);
3210 }
3211
3212 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
3213 {
3214 struct sk_buff *skb;
3215 int ret;
3216
3217 skb = ath6kl_wmi_get_new_buf(len);
3218 if (!skb)
3219 return -ENOMEM;
3220
3221 memcpy(skb->data, buf, len);
3222
3223 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
3224
3225 return ret;
3226 }
3227
3228 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
3229 {
3230 struct sk_buff *skb;
3231 struct wmi_mcast_filter_cmd *cmd;
3232 int ret;
3233
3234 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3235 if (!skb)
3236 return -ENOMEM;
3237
3238 cmd = (struct wmi_mcast_filter_cmd *) skb->data;
3239 cmd->mcast_all_enable = mc_all_on;
3240
3241 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
3242 NO_SYNC_WMIFLAG);
3243 return ret;
3244 }
3245
3246 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
3247 u8 *filter, bool add_filter)
3248 {
3249 struct sk_buff *skb;
3250 struct wmi_mcast_filter_add_del_cmd *cmd;
3251 int ret;
3252
3253 if ((filter[0] != 0x33 || filter[1] != 0x33) &&
3254 (filter[0] != 0x01 || filter[1] != 0x00 ||
3255 filter[2] != 0x5e || filter[3] > 0x7f)) {
3256 ath6kl_warn("invalid multicast filter address\n");
3257 return -EINVAL;
3258 }
3259
3260 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3261 if (!skb)
3262 return -ENOMEM;
3263
3264 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
3265 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
3266 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3267 add_filter ? WMI_SET_MCAST_FILTER_CMDID :
3268 WMI_DEL_MCAST_FILTER_CMDID,
3269 NO_SYNC_WMIFLAG);
3270
3271 return ret;
3272 }
3273
3274 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance)
3275 {
3276 struct sk_buff *skb;
3277 struct wmi_sta_bmiss_enhance_cmd *cmd;
3278 int ret;
3279
3280 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3281 if (!skb)
3282 return -ENOMEM;
3283
3284 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data;
3285 cmd->enable = enhance ? 1 : 0;
3286
3287 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3288 WMI_STA_BMISS_ENHANCE_CMDID,
3289 NO_SYNC_WMIFLAG);
3290 return ret;
3291 }
3292
3293 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2)
3294 {
3295 struct sk_buff *skb;
3296 struct wmi_set_regdomain_cmd *cmd;
3297
3298 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3299 if (!skb)
3300 return -ENOMEM;
3301
3302 cmd = (struct wmi_set_regdomain_cmd *) skb->data;
3303 memcpy(cmd->iso_name, alpha2, 2);
3304
3305 return ath6kl_wmi_cmd_send(wmi, 0, skb,
3306 WMI_SET_REGDOMAIN_CMDID,
3307 NO_SYNC_WMIFLAG);
3308 }
3309
3310 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index)
3311 {
3312 struct ath6kl *ar = wmi->parent_dev;
3313 u8 sgi = 0;
3314 s32 ret;
3315
3316 if (rate_index == RATE_AUTO)
3317 return 0;
3318
3319 /* SGI is stored as the MSB of the rate_index */
3320 if (rate_index & RATE_INDEX_MSB) {
3321 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK;
3322 sgi = 1;
3323 }
3324
3325 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15,
3326 ar->fw_capabilities)) {
3327 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15)))
3328 return 0;
3329
3330 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi];
3331 } else {
3332 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl)))
3333 return 0;
3334
3335 ret = wmi_rate_tbl[(u32) rate_index][sgi];
3336 }
3337
3338 return ret;
3339 }
3340
3341 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
3342 u32 len)
3343 {
3344 struct wmi_pmkid_list_reply *reply;
3345 u32 expected_len;
3346
3347 if (len < sizeof(struct wmi_pmkid_list_reply))
3348 return -EINVAL;
3349
3350 reply = (struct wmi_pmkid_list_reply *)datap;
3351 expected_len = sizeof(reply->num_pmkid) +
3352 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
3353
3354 if (len < expected_len)
3355 return -EINVAL;
3356
3357 return 0;
3358 }
3359
3360 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3361 struct ath6kl_vif *vif)
3362 {
3363 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
3364
3365 aggr_recv_addba_req_evt(vif, cmd->tid,
3366 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
3367
3368 return 0;
3369 }
3370
3371 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3372 struct ath6kl_vif *vif)
3373 {
3374 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
3375
3376 aggr_recv_delba_req_evt(vif, cmd->tid);
3377
3378 return 0;
3379 }
3380
3381 /* AP mode functions */
3382
3383 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
3384 struct wmi_connect_cmd *p)
3385 {
3386 struct sk_buff *skb;
3387 struct wmi_connect_cmd *cm;
3388 int res;
3389
3390 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3391 if (!skb)
3392 return -ENOMEM;
3393
3394 cm = (struct wmi_connect_cmd *) skb->data;
3395 memcpy(cm, p, sizeof(*cm));
3396
3397 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
3398 NO_SYNC_WMIFLAG);
3399 ath6kl_dbg(ATH6KL_DBG_WMI,
3400 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n",
3401 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
3402 le32_to_cpu(p->ctrl_flags), res);
3403 return res;
3404 }
3405
3406 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
3407 u16 reason)
3408 {
3409 struct sk_buff *skb;
3410 struct wmi_ap_set_mlme_cmd *cm;
3411
3412 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3413 if (!skb)
3414 return -ENOMEM;
3415
3416 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
3417 memcpy(cm->mac, mac, ETH_ALEN);
3418 cm->reason = cpu_to_le16(reason);
3419 cm->cmd = cmd;
3420
3421 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd,
3422 cm->reason);
3423
3424 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
3425 NO_SYNC_WMIFLAG);
3426 }
3427
3428 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
3429 {
3430 struct sk_buff *skb;
3431 struct wmi_ap_hidden_ssid_cmd *cmd;
3432
3433 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3434 if (!skb)
3435 return -ENOMEM;
3436
3437 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
3438 cmd->hidden_ssid = enable ? 1 : 0;
3439
3440 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
3441 NO_SYNC_WMIFLAG);
3442 }
3443
3444 /* This command will be used to enable/disable AP uAPSD feature */
3445 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
3446 {
3447 struct wmi_ap_set_apsd_cmd *cmd;
3448 struct sk_buff *skb;
3449
3450 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3451 if (!skb)
3452 return -ENOMEM;
3453
3454 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
3455 cmd->enable = enable;
3456
3457 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
3458 NO_SYNC_WMIFLAG);
3459 }
3460
3461 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
3462 u16 aid, u16 bitmap, u32 flags)
3463 {
3464 struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
3465 struct sk_buff *skb;
3466
3467 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3468 if (!skb)
3469 return -ENOMEM;
3470
3471 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
3472 cmd->aid = cpu_to_le16(aid);
3473 cmd->bitmap = cpu_to_le16(bitmap);
3474 cmd->flags = cpu_to_le32(flags);
3475
3476 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3477 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
3478 NO_SYNC_WMIFLAG);
3479 }
3480
3481 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
3482 struct ath6kl_vif *vif)
3483 {
3484 struct wmi_pspoll_event *ev;
3485
3486 if (len < sizeof(struct wmi_pspoll_event))
3487 return -EINVAL;
3488
3489 ev = (struct wmi_pspoll_event *) datap;
3490
3491 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
3492
3493 return 0;
3494 }
3495
3496 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
3497 struct ath6kl_vif *vif)
3498 {
3499 ath6kl_dtimexpiry_event(vif);
3500
3501 return 0;
3502 }
3503
3504 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
3505 bool flag)
3506 {
3507 struct sk_buff *skb;
3508 struct wmi_ap_set_pvb_cmd *cmd;
3509 int ret;
3510
3511 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
3512 if (!skb)
3513 return -ENOMEM;
3514
3515 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
3516 cmd->aid = cpu_to_le16(aid);
3517 cmd->rsvd = cpu_to_le16(0);
3518 cmd->flag = cpu_to_le32(flag);
3519
3520 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
3521 NO_SYNC_WMIFLAG);
3522
3523 return ret;
3524 }
3525
3526 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
3527 u8 rx_meta_ver,
3528 bool rx_dot11_hdr, bool defrag_on_host)
3529 {
3530 struct sk_buff *skb;
3531 struct wmi_rx_frame_format_cmd *cmd;
3532 int ret;
3533
3534 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3535 if (!skb)
3536 return -ENOMEM;
3537
3538 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
3539 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
3540 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
3541 cmd->meta_ver = rx_meta_ver;
3542
3543 /* Delete the local aggr state, on host */
3544 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
3545 NO_SYNC_WMIFLAG);
3546
3547 return ret;
3548 }
3549
3550 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
3551 const u8 *ie, u8 ie_len)
3552 {
3553 struct sk_buff *skb;
3554 struct wmi_set_appie_cmd *p;
3555
3556 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3557 if (!skb)
3558 return -ENOMEM;
3559
3560 ath6kl_dbg(ATH6KL_DBG_WMI,
3561 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n",
3562 mgmt_frm_type, ie_len);
3563 p = (struct wmi_set_appie_cmd *) skb->data;
3564 p->mgmt_frm_type = mgmt_frm_type;
3565 p->ie_len = ie_len;
3566
3567 if (ie != NULL && ie_len > 0)
3568 memcpy(p->ie_info, ie, ie_len);
3569
3570 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
3571 NO_SYNC_WMIFLAG);
3572 }
3573
3574 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field,
3575 const u8 *ie_info, u8 ie_len)
3576 {
3577 struct sk_buff *skb;
3578 struct wmi_set_ie_cmd *p;
3579
3580 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3581 if (!skb)
3582 return -ENOMEM;
3583
3584 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n",
3585 ie_id, ie_field, ie_len);
3586 p = (struct wmi_set_ie_cmd *) skb->data;
3587 p->ie_id = ie_id;
3588 p->ie_field = ie_field;
3589 p->ie_len = ie_len;
3590 if (ie_info && ie_len > 0)
3591 memcpy(p->ie_info, ie_info, ie_len);
3592
3593 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID,
3594 NO_SYNC_WMIFLAG);
3595 }
3596
3597 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
3598 {
3599 struct sk_buff *skb;
3600 struct wmi_disable_11b_rates_cmd *cmd;
3601
3602 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3603 if (!skb)
3604 return -ENOMEM;
3605
3606 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
3607 disable);
3608 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
3609 cmd->disable = disable ? 1 : 0;
3610
3611 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
3612 NO_SYNC_WMIFLAG);
3613 }
3614
3615 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
3616 {
3617 struct sk_buff *skb;
3618 struct wmi_remain_on_chnl_cmd *p;
3619
3620 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3621 if (!skb)
3622 return -ENOMEM;
3623
3624 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
3625 freq, dur);
3626 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
3627 p->freq = cpu_to_le32(freq);
3628 p->duration = cpu_to_le32(dur);
3629 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
3630 NO_SYNC_WMIFLAG);
3631 }
3632
3633 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use
3634 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
3635 * mgmt operations using station interface.
3636 */
3637 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3638 u32 freq, u32 wait, const u8 *data,
3639 u16 data_len)
3640 {
3641 struct sk_buff *skb;
3642 struct wmi_send_action_cmd *p;
3643 u8 *buf;
3644
3645 if (wait)
3646 return -EINVAL; /* Offload for wait not supported */
3647
3648 buf = kmalloc(data_len, GFP_KERNEL);
3649 if (!buf)
3650 return -ENOMEM;
3651
3652 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3653 if (!skb) {
3654 kfree(buf);
3655 return -ENOMEM;
3656 }
3657
3658 kfree(wmi->last_mgmt_tx_frame);
3659 memcpy(buf, data, data_len);
3660 wmi->last_mgmt_tx_frame = buf;
3661 wmi->last_mgmt_tx_frame_len = data_len;
3662
3663 ath6kl_dbg(ATH6KL_DBG_WMI,
3664 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3665 id, freq, wait, data_len);
3666 p = (struct wmi_send_action_cmd *) skb->data;
3667 p->id = cpu_to_le32(id);
3668 p->freq = cpu_to_le32(freq);
3669 p->wait = cpu_to_le32(wait);
3670 p->len = cpu_to_le16(data_len);
3671 memcpy(p->data, data, data_len);
3672 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
3673 NO_SYNC_WMIFLAG);
3674 }
3675
3676 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3677 u32 freq, u32 wait, const u8 *data,
3678 u16 data_len, u32 no_cck)
3679 {
3680 struct sk_buff *skb;
3681 struct wmi_send_mgmt_cmd *p;
3682 u8 *buf;
3683
3684 if (wait)
3685 return -EINVAL; /* Offload for wait not supported */
3686
3687 buf = kmalloc(data_len, GFP_KERNEL);
3688 if (!buf)
3689 return -ENOMEM;
3690
3691 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3692 if (!skb) {
3693 kfree(buf);
3694 return -ENOMEM;
3695 }
3696
3697 kfree(wmi->last_mgmt_tx_frame);
3698 memcpy(buf, data, data_len);
3699 wmi->last_mgmt_tx_frame = buf;
3700 wmi->last_mgmt_tx_frame_len = data_len;
3701
3702 ath6kl_dbg(ATH6KL_DBG_WMI,
3703 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3704 id, freq, wait, data_len);
3705 p = (struct wmi_send_mgmt_cmd *) skb->data;
3706 p->id = cpu_to_le32(id);
3707 p->freq = cpu_to_le32(freq);
3708 p->wait = cpu_to_le32(wait);
3709 p->no_cck = cpu_to_le32(no_cck);
3710 p->len = cpu_to_le16(data_len);
3711 memcpy(p->data, data, data_len);
3712 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
3713 NO_SYNC_WMIFLAG);
3714 }
3715
3716 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3717 u32 wait, const u8 *data, u16 data_len,
3718 u32 no_cck)
3719 {
3720 int status;
3721 struct ath6kl *ar = wmi->parent_dev;
3722
3723 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
3724 ar->fw_capabilities)) {
3725 /*
3726 * If capable of doing P2P mgmt operations using
3727 * station interface, send additional information like
3728 * supported rates to advertise and xmit rates for
3729 * probe requests
3730 */
3731 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
3732 wait, data, data_len,
3733 no_cck);
3734 } else {
3735 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
3736 wait, data, data_len);
3737 }
3738
3739 return status;
3740 }
3741
3742 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
3743 const u8 *dst, const u8 *data,
3744 u16 data_len)
3745 {
3746 struct sk_buff *skb;
3747 struct wmi_p2p_probe_response_cmd *p;
3748 size_t cmd_len = sizeof(*p) + data_len;
3749
3750 if (data_len == 0)
3751 cmd_len++; /* work around target minimum length requirement */
3752
3753 skb = ath6kl_wmi_get_new_buf(cmd_len);
3754 if (!skb)
3755 return -ENOMEM;
3756
3757 ath6kl_dbg(ATH6KL_DBG_WMI,
3758 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n",
3759 freq, dst, data_len);
3760 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
3761 p->freq = cpu_to_le32(freq);
3762 memcpy(p->destination_addr, dst, ETH_ALEN);
3763 p->len = cpu_to_le16(data_len);
3764 memcpy(p->data, data, data_len);
3765 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3766 WMI_SEND_PROBE_RESPONSE_CMDID,
3767 NO_SYNC_WMIFLAG);
3768 }
3769
3770 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
3771 {
3772 struct sk_buff *skb;
3773 struct wmi_probe_req_report_cmd *p;
3774
3775 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3776 if (!skb)
3777 return -ENOMEM;
3778
3779 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
3780 enable);
3781 p = (struct wmi_probe_req_report_cmd *) skb->data;
3782 p->enable = enable ? 1 : 0;
3783 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
3784 NO_SYNC_WMIFLAG);
3785 }
3786
3787 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
3788 {
3789 struct sk_buff *skb;
3790 struct wmi_get_p2p_info *p;
3791
3792 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3793 if (!skb)
3794 return -ENOMEM;
3795
3796 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
3797 info_req_flags);
3798 p = (struct wmi_get_p2p_info *) skb->data;
3799 p->info_req_flags = cpu_to_le32(info_req_flags);
3800 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
3801 NO_SYNC_WMIFLAG);
3802 }
3803
3804 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
3805 {
3806 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
3807 return ath6kl_wmi_simple_cmd(wmi, if_idx,
3808 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
3809 }
3810
3811 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout)
3812 {
3813 struct sk_buff *skb;
3814 struct wmi_set_inact_period_cmd *cmd;
3815
3816 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3817 if (!skb)
3818 return -ENOMEM;
3819
3820 cmd = (struct wmi_set_inact_period_cmd *) skb->data;
3821 cmd->inact_period = cpu_to_le32(inact_timeout);
3822 cmd->num_null_func = 0;
3823
3824 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID,
3825 NO_SYNC_WMIFLAG);
3826 }
3827
3828 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap,
3829 int len)
3830 {
3831 struct wmix_hb_challenge_resp_cmd *cmd;
3832
3833 if (len < sizeof(struct wmix_hb_challenge_resp_cmd))
3834 return;
3835
3836 cmd = (struct wmix_hb_challenge_resp_cmd *) datap;
3837 ath6kl_recovery_hb_event(wmi->parent_dev,
3838 le32_to_cpu(cmd->cookie));
3839 }
3840
3841 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
3842 {
3843 struct wmix_cmd_hdr *cmd;
3844 u32 len;
3845 u16 id;
3846 u8 *datap;
3847 int ret = 0;
3848
3849 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
3850 ath6kl_err("bad packet 1\n");
3851 return -EINVAL;
3852 }
3853
3854 cmd = (struct wmix_cmd_hdr *) skb->data;
3855 id = le32_to_cpu(cmd->cmd_id);
3856
3857 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
3858
3859 datap = skb->data;
3860 len = skb->len;
3861
3862 switch (id) {
3863 case WMIX_HB_CHALLENGE_RESP_EVENTID:
3864 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
3865 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len);
3866 break;
3867 case WMIX_DBGLOG_EVENTID:
3868 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
3869 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
3870 break;
3871 default:
3872 ath6kl_warn("unknown cmd id 0x%x\n", id);
3873 ret = -EINVAL;
3874 break;
3875 }
3876
3877 return ret;
3878 }
3879
3880 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
3881 {
3882 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
3883 }
3884
3885 /* Process interface specific wmi events, caller would free the datap */
3886 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
3887 u8 *datap, u32 len)
3888 {
3889 struct ath6kl_vif *vif;
3890
3891 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
3892 if (!vif) {
3893 ath6kl_dbg(ATH6KL_DBG_WMI,
3894 "Wmi event for unavailable vif, vif_index:%d\n",
3895 if_idx);
3896 return -EINVAL;
3897 }
3898
3899 switch (cmd_id) {
3900 case WMI_CONNECT_EVENTID:
3901 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3902 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3903 case WMI_DISCONNECT_EVENTID:
3904 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3905 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3906 case WMI_TKIP_MICERR_EVENTID:
3907 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3908 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3909 case WMI_BSSINFO_EVENTID:
3910 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3911 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3912 case WMI_NEIGHBOR_REPORT_EVENTID:
3913 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3914 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3915 vif);
3916 case WMI_SCAN_COMPLETE_EVENTID:
3917 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3918 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3919 case WMI_REPORT_STATISTICS_EVENTID:
3920 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3921 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3922 case WMI_CAC_EVENTID:
3923 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3924 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3925 case WMI_PSPOLL_EVENTID:
3926 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3927 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3928 case WMI_DTIMEXPIRY_EVENTID:
3929 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3930 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3931 case WMI_ADDBA_REQ_EVENTID:
3932 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3933 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3934 case WMI_DELBA_REQ_EVENTID:
3935 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3936 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3937 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
3938 ath6kl_dbg(ATH6KL_DBG_WMI,
3939 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
3940 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
3941 case WMI_REMAIN_ON_CHNL_EVENTID:
3942 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3943 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3944 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3945 ath6kl_dbg(ATH6KL_DBG_WMI,
3946 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3947 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3948 len, vif);
3949 case WMI_TX_STATUS_EVENTID:
3950 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3951 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3952 case WMI_RX_PROBE_REQ_EVENTID:
3953 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3954 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3955 case WMI_RX_ACTION_EVENTID:
3956 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3957 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3958 case WMI_TXE_NOTIFY_EVENTID:
3959 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n");
3960 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif);
3961 default:
3962 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
3963 return -EINVAL;
3964 }
3965
3966 return 0;
3967 }
3968
3969 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
3970 {
3971 struct wmi_cmd_hdr *cmd;
3972 int ret = 0;
3973 u32 len;
3974 u16 id;
3975 u8 if_idx;
3976 u8 *datap;
3977
3978 cmd = (struct wmi_cmd_hdr *) skb->data;
3979 id = le16_to_cpu(cmd->cmd_id);
3980 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
3981
3982 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
3983 datap = skb->data;
3984 len = skb->len;
3985
3986 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
3987 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
3988 datap, len);
3989
3990 switch (id) {
3991 case WMI_GET_BITRATE_CMDID:
3992 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
3993 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
3994 break;
3995 case WMI_GET_CHANNEL_LIST_CMDID:
3996 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
3997 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
3998 break;
3999 case WMI_GET_TX_PWR_CMDID:
4000 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
4001 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
4002 break;
4003 case WMI_READY_EVENTID:
4004 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
4005 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
4006 break;
4007 case WMI_PEER_NODE_EVENTID:
4008 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
4009 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
4010 break;
4011 case WMI_REGDOMAIN_EVENTID:
4012 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
4013 ath6kl_wmi_regdomain_event(wmi, datap, len);
4014 break;
4015 case WMI_PSTREAM_TIMEOUT_EVENTID:
4016 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
4017 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
4018 break;
4019 case WMI_CMDERROR_EVENTID:
4020 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
4021 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
4022 break;
4023 case WMI_RSSI_THRESHOLD_EVENTID:
4024 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
4025 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
4026 break;
4027 case WMI_ERROR_REPORT_EVENTID:
4028 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
4029 break;
4030 case WMI_OPT_RX_FRAME_EVENTID:
4031 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
4032 /* this event has been deprecated */
4033 break;
4034 case WMI_REPORT_ROAM_TBL_EVENTID:
4035 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
4036 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
4037 break;
4038 case WMI_EXTENSION_EVENTID:
4039 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
4040 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
4041 break;
4042 case WMI_CHANNEL_CHANGE_EVENTID:
4043 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
4044 break;
4045 case WMI_REPORT_ROAM_DATA_EVENTID:
4046 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
4047 break;
4048 case WMI_TEST_EVENTID:
4049 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
4050 ret = ath6kl_wmi_test_rx(wmi, datap, len);
4051 break;
4052 case WMI_GET_FIXRATES_CMDID:
4053 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
4054 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
4055 break;
4056 case WMI_TX_RETRY_ERR_EVENTID:
4057 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
4058 break;
4059 case WMI_SNR_THRESHOLD_EVENTID:
4060 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
4061 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
4062 break;
4063 case WMI_LQ_THRESHOLD_EVENTID:
4064 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
4065 break;
4066 case WMI_APLIST_EVENTID:
4067 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
4068 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
4069 break;
4070 case WMI_GET_KEEPALIVE_CMDID:
4071 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
4072 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
4073 break;
4074 case WMI_GET_WOW_LIST_EVENTID:
4075 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
4076 break;
4077 case WMI_GET_PMKID_LIST_EVENTID:
4078 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
4079 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
4080 break;
4081 case WMI_SET_PARAMS_REPLY_EVENTID:
4082 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
4083 break;
4084 case WMI_ADDBA_RESP_EVENTID:
4085 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
4086 break;
4087 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
4088 ath6kl_dbg(ATH6KL_DBG_WMI,
4089 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
4090 break;
4091 case WMI_REPORT_BTCOEX_STATS_EVENTID:
4092 ath6kl_dbg(ATH6KL_DBG_WMI,
4093 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
4094 break;
4095 case WMI_TX_COMPLETE_EVENTID:
4096 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
4097 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
4098 break;
4099 case WMI_P2P_CAPABILITIES_EVENTID:
4100 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
4101 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
4102 break;
4103 case WMI_P2P_INFO_EVENTID:
4104 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
4105 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
4106 break;
4107 default:
4108 /* may be the event is interface specific */
4109 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
4110 break;
4111 }
4112
4113 dev_kfree_skb(skb);
4114 return ret;
4115 }
4116
4117 /* Control Path */
4118 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
4119 {
4120 if (WARN_ON(skb == NULL))
4121 return -EINVAL;
4122
4123 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
4124 ath6kl_err("bad packet 1\n");
4125 dev_kfree_skb(skb);
4126 return -EINVAL;
4127 }
4128
4129 trace_ath6kl_wmi_event(skb->data, skb->len);
4130
4131 return ath6kl_wmi_proc_events(wmi, skb);
4132 }
4133
4134 void ath6kl_wmi_reset(struct wmi *wmi)
4135 {
4136 spin_lock_bh(&wmi->lock);
4137
4138 wmi->fat_pipe_exist = 0;
4139 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
4140
4141 spin_unlock_bh(&wmi->lock);
4142 }
4143
4144 void *ath6kl_wmi_init(struct ath6kl *dev)
4145 {
4146 struct wmi *wmi;
4147
4148 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
4149 if (!wmi)
4150 return NULL;
4151
4152 spin_lock_init(&wmi->lock);
4153
4154 wmi->parent_dev = dev;
4155
4156 wmi->pwr_mode = REC_POWER;
4157
4158 ath6kl_wmi_reset(wmi);
4159
4160 return wmi;
4161 }
4162
4163 void ath6kl_wmi_shutdown(struct wmi *wmi)
4164 {
4165 if (!wmi)
4166 return;
4167
4168 kfree(wmi->last_mgmt_tx_frame);
4169 kfree(wmi);
4170 }
Linux kernel stable tree