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ath6kl: Initialize target wlan values for every vif
[deliverable/linux.git] / drivers / net / wireless / ath / ath6kl / wmi.c
1 /*
2 * Copyright (c) 2004-2011 Atheros Communications Inc.
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include <linux/ip.h>
18 #include "core.h"
19 #include "debug.h"
20 #include "testmode.h"
21 #include "../regd.h"
22 #include "../regd_common.h"
23
24 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
25
26 static const s32 wmi_rate_tbl[][2] = {
27 /* {W/O SGI, with SGI} */
28 {1000, 1000},
29 {2000, 2000},
30 {5500, 5500},
31 {11000, 11000},
32 {6000, 6000},
33 {9000, 9000},
34 {12000, 12000},
35 {18000, 18000},
36 {24000, 24000},
37 {36000, 36000},
38 {48000, 48000},
39 {54000, 54000},
40 {6500, 7200},
41 {13000, 14400},
42 {19500, 21700},
43 {26000, 28900},
44 {39000, 43300},
45 {52000, 57800},
46 {58500, 65000},
47 {65000, 72200},
48 {13500, 15000},
49 {27000, 30000},
50 {40500, 45000},
51 {54000, 60000},
52 {81000, 90000},
53 {108000, 120000},
54 {121500, 135000},
55 {135000, 150000},
56 {0, 0}
57 };
58
59 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
60 static const u8 up_to_ac[] = {
61 WMM_AC_BE,
62 WMM_AC_BK,
63 WMM_AC_BK,
64 WMM_AC_BE,
65 WMM_AC_VI,
66 WMM_AC_VI,
67 WMM_AC_VO,
68 WMM_AC_VO,
69 };
70
71 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
72 {
73 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
74 return;
75
76 wmi->ep_id = ep_id;
77 }
78
79 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
80 {
81 return wmi->ep_id;
82 }
83
84 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
85 {
86 struct ath6kl_vif *vif, *found = NULL;
87
88 if (WARN_ON(if_idx > (MAX_NUM_VIF - 1)))
89 return NULL;
90
91 /* FIXME: Locking */
92 spin_lock(&ar->list_lock);
93 list_for_each_entry(vif, &ar->vif_list, list) {
94 if (vif->fw_vif_idx == if_idx) {
95 found = vif;
96 break;
97 }
98 }
99 spin_unlock(&ar->list_lock);
100
101 return found;
102 }
103
104 /* Performs DIX to 802.3 encapsulation for transmit packets.
105 * Assumes the entire DIX header is contigous and that there is
106 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
107 */
108 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
109 {
110 struct ath6kl_llc_snap_hdr *llc_hdr;
111 struct ethhdr *eth_hdr;
112 size_t new_len;
113 __be16 type;
114 u8 *datap;
115 u16 size;
116
117 if (WARN_ON(skb == NULL))
118 return -EINVAL;
119
120 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
121 if (skb_headroom(skb) < size)
122 return -ENOMEM;
123
124 eth_hdr = (struct ethhdr *) skb->data;
125 type = eth_hdr->h_proto;
126
127 if (!is_ethertype(be16_to_cpu(type))) {
128 ath6kl_dbg(ATH6KL_DBG_WMI,
129 "%s: pkt is already in 802.3 format\n", __func__);
130 return 0;
131 }
132
133 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
134
135 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
136 datap = skb->data;
137
138 eth_hdr->h_proto = cpu_to_be16(new_len);
139
140 memcpy(datap, eth_hdr, sizeof(*eth_hdr));
141
142 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
143 llc_hdr->dsap = 0xAA;
144 llc_hdr->ssap = 0xAA;
145 llc_hdr->cntl = 0x03;
146 llc_hdr->org_code[0] = 0x0;
147 llc_hdr->org_code[1] = 0x0;
148 llc_hdr->org_code[2] = 0x0;
149 llc_hdr->eth_type = type;
150
151 return 0;
152 }
153
154 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
155 u8 *version, void *tx_meta_info)
156 {
157 struct wmi_tx_meta_v1 *v1;
158 struct wmi_tx_meta_v2 *v2;
159
160 if (WARN_ON(skb == NULL || version == NULL))
161 return -EINVAL;
162
163 switch (*version) {
164 case WMI_META_VERSION_1:
165 skb_push(skb, WMI_MAX_TX_META_SZ);
166 v1 = (struct wmi_tx_meta_v1 *) skb->data;
167 v1->pkt_id = 0;
168 v1->rate_plcy_id = 0;
169 *version = WMI_META_VERSION_1;
170 break;
171 case WMI_META_VERSION_2:
172 skb_push(skb, WMI_MAX_TX_META_SZ);
173 v2 = (struct wmi_tx_meta_v2 *) skb->data;
174 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
175 sizeof(struct wmi_tx_meta_v2));
176 break;
177 }
178
179 return 0;
180 }
181
182 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
183 u8 msg_type, bool more_data,
184 enum wmi_data_hdr_data_type data_type,
185 u8 meta_ver, void *tx_meta_info, u8 if_idx)
186 {
187 struct wmi_data_hdr *data_hdr;
188 int ret;
189
190 if (WARN_ON(skb == NULL || (if_idx > MAX_NUM_VIF - 1)))
191 return -EINVAL;
192
193 if (tx_meta_info) {
194 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
195 if (ret)
196 return ret;
197 }
198
199 skb_push(skb, sizeof(struct wmi_data_hdr));
200
201 data_hdr = (struct wmi_data_hdr *)skb->data;
202 memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
203
204 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
205 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
206
207 if (more_data)
208 data_hdr->info |=
209 WMI_DATA_HDR_MORE_MASK << WMI_DATA_HDR_MORE_SHIFT;
210
211 data_hdr->info2 = cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
212 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
213
214 return 0;
215 }
216
217 static u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
218 {
219 struct iphdr *ip_hdr = (struct iphdr *) pkt;
220 u8 ip_pri;
221
222 /*
223 * Determine IPTOS priority
224 *
225 * IP-TOS - 8bits
226 * : DSCP(6-bits) ECN(2-bits)
227 * : DSCP - P2 P1 P0 X X X
228 * where (P2 P1 P0) form 802.1D
229 */
230 ip_pri = ip_hdr->tos >> 5;
231 ip_pri &= 0x7;
232
233 if ((layer2_pri & 0x7) > ip_pri)
234 return (u8) layer2_pri & 0x7;
235 else
236 return ip_pri;
237 }
238
239 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
240 struct sk_buff *skb,
241 u32 layer2_priority, bool wmm_enabled,
242 u8 *ac)
243 {
244 struct wmi_data_hdr *data_hdr;
245 struct ath6kl_llc_snap_hdr *llc_hdr;
246 struct wmi_create_pstream_cmd cmd;
247 u32 meta_size, hdr_size;
248 u16 ip_type = IP_ETHERTYPE;
249 u8 stream_exist, usr_pri;
250 u8 traffic_class = WMM_AC_BE;
251 u8 *datap;
252
253 if (WARN_ON(skb == NULL))
254 return -EINVAL;
255
256 datap = skb->data;
257 data_hdr = (struct wmi_data_hdr *) datap;
258
259 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
260 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
261
262 if (!wmm_enabled) {
263 /* If WMM is disabled all traffic goes as BE traffic */
264 usr_pri = 0;
265 } else {
266 hdr_size = sizeof(struct ethhdr);
267
268 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
269 sizeof(struct
270 wmi_data_hdr) +
271 meta_size + hdr_size);
272
273 if (llc_hdr->eth_type == htons(ip_type)) {
274 /*
275 * Extract the endpoint info from the TOS field
276 * in the IP header.
277 */
278 usr_pri =
279 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
280 sizeof(struct ath6kl_llc_snap_hdr),
281 layer2_priority);
282 } else
283 usr_pri = layer2_priority & 0x7;
284 }
285
286 /*
287 * workaround for WMM S5
288 *
289 * FIXME: wmi->traffic_class is always 100 so this test doesn't
290 * make sense
291 */
292 if ((wmi->traffic_class == WMM_AC_VI) &&
293 ((usr_pri == 5) || (usr_pri == 4)))
294 usr_pri = 1;
295
296 /* Convert user priority to traffic class */
297 traffic_class = up_to_ac[usr_pri & 0x7];
298
299 wmi_data_hdr_set_up(data_hdr, usr_pri);
300
301 spin_lock_bh(&wmi->lock);
302 stream_exist = wmi->fat_pipe_exist;
303 spin_unlock_bh(&wmi->lock);
304
305 if (!(stream_exist & (1 << traffic_class))) {
306 memset(&cmd, 0, sizeof(cmd));
307 cmd.traffic_class = traffic_class;
308 cmd.user_pri = usr_pri;
309 cmd.inactivity_int =
310 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
311 /* Implicit streams are created with TSID 0xFF */
312 cmd.tsid = WMI_IMPLICIT_PSTREAM;
313 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
314 }
315
316 *ac = traffic_class;
317
318 return 0;
319 }
320
321 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
322 {
323 struct ieee80211_hdr_3addr *pwh, wh;
324 struct ath6kl_llc_snap_hdr *llc_hdr;
325 struct ethhdr eth_hdr;
326 u32 hdr_size;
327 u8 *datap;
328 __le16 sub_type;
329
330 if (WARN_ON(skb == NULL))
331 return -EINVAL;
332
333 datap = skb->data;
334 pwh = (struct ieee80211_hdr_3addr *) datap;
335
336 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
337
338 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
339
340 /* Strip off the 802.11 header */
341 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
342 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
343 sizeof(u32));
344 skb_pull(skb, hdr_size);
345 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA))
346 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
347
348 datap = skb->data;
349 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
350
351 memset(&eth_hdr, 0, sizeof(eth_hdr));
352 eth_hdr.h_proto = llc_hdr->eth_type;
353
354 switch ((le16_to_cpu(wh.frame_control)) &
355 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
356 case 0:
357 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
358 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
359 break;
360 case IEEE80211_FCTL_TODS:
361 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
362 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
363 break;
364 case IEEE80211_FCTL_FROMDS:
365 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
366 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
367 break;
368 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
369 break;
370 }
371
372 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
373 skb_push(skb, sizeof(eth_hdr));
374
375 datap = skb->data;
376
377 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
378
379 return 0;
380 }
381
382 /*
383 * Performs 802.3 to DIX encapsulation for received packets.
384 * Assumes the entire 802.3 header is contigous.
385 */
386 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
387 {
388 struct ath6kl_llc_snap_hdr *llc_hdr;
389 struct ethhdr eth_hdr;
390 u8 *datap;
391
392 if (WARN_ON(skb == NULL))
393 return -EINVAL;
394
395 datap = skb->data;
396
397 memcpy(&eth_hdr, datap, sizeof(eth_hdr));
398
399 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
400 eth_hdr.h_proto = llc_hdr->eth_type;
401
402 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
403 datap = skb->data;
404
405 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
406
407 return 0;
408 }
409
410 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
411 {
412 struct tx_complete_msg_v1 *msg_v1;
413 struct wmi_tx_complete_event *evt;
414 int index;
415 u16 size;
416
417 evt = (struct wmi_tx_complete_event *) datap;
418
419 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
420 evt->num_msg, evt->msg_len, evt->msg_type);
421
422 if (!AR_DBG_LVL_CHECK(ATH6KL_DBG_WMI))
423 return 0;
424
425 for (index = 0; index < evt->num_msg; index++) {
426 size = sizeof(struct wmi_tx_complete_event) +
427 (index * sizeof(struct tx_complete_msg_v1));
428 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
429
430 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
431 msg_v1->status, msg_v1->pkt_id,
432 msg_v1->rate_idx, msg_v1->ack_failures);
433 }
434
435 return 0;
436 }
437
438 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
439 int len, struct ath6kl_vif *vif)
440 {
441 struct wmi_remain_on_chnl_event *ev;
442 u32 freq;
443 u32 dur;
444 struct ieee80211_channel *chan;
445 struct ath6kl *ar = wmi->parent_dev;
446
447 if (len < sizeof(*ev))
448 return -EINVAL;
449
450 ev = (struct wmi_remain_on_chnl_event *) datap;
451 freq = le32_to_cpu(ev->freq);
452 dur = le32_to_cpu(ev->duration);
453 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
454 freq, dur);
455 chan = ieee80211_get_channel(ar->wiphy, freq);
456 if (!chan) {
457 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: Unknown channel "
458 "(freq=%u)\n", freq);
459 return -EINVAL;
460 }
461 cfg80211_ready_on_channel(vif->ndev, 1, chan, NL80211_CHAN_NO_HT,
462 dur, GFP_ATOMIC);
463
464 return 0;
465 }
466
467 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
468 u8 *datap, int len,
469 struct ath6kl_vif *vif)
470 {
471 struct wmi_cancel_remain_on_chnl_event *ev;
472 u32 freq;
473 u32 dur;
474 struct ieee80211_channel *chan;
475 struct ath6kl *ar = wmi->parent_dev;
476
477 if (len < sizeof(*ev))
478 return -EINVAL;
479
480 ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
481 freq = le32_to_cpu(ev->freq);
482 dur = le32_to_cpu(ev->duration);
483 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: freq=%u dur=%u "
484 "status=%u\n", freq, dur, ev->status);
485 chan = ieee80211_get_channel(ar->wiphy, freq);
486 if (!chan) {
487 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: Unknown "
488 "channel (freq=%u)\n", freq);
489 return -EINVAL;
490 }
491 cfg80211_remain_on_channel_expired(vif->ndev, 1, chan,
492 NL80211_CHAN_NO_HT, GFP_ATOMIC);
493
494 return 0;
495 }
496
497 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
498 struct ath6kl_vif *vif)
499 {
500 struct wmi_tx_status_event *ev;
501 u32 id;
502
503 if (len < sizeof(*ev))
504 return -EINVAL;
505
506 ev = (struct wmi_tx_status_event *) datap;
507 id = le32_to_cpu(ev->id);
508 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
509 id, ev->ack_status);
510 if (wmi->last_mgmt_tx_frame) {
511 cfg80211_mgmt_tx_status(vif->ndev, id,
512 wmi->last_mgmt_tx_frame,
513 wmi->last_mgmt_tx_frame_len,
514 !!ev->ack_status, GFP_ATOMIC);
515 kfree(wmi->last_mgmt_tx_frame);
516 wmi->last_mgmt_tx_frame = NULL;
517 wmi->last_mgmt_tx_frame_len = 0;
518 }
519
520 return 0;
521 }
522
523 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
524 struct ath6kl_vif *vif)
525 {
526 struct wmi_p2p_rx_probe_req_event *ev;
527 u32 freq;
528 u16 dlen;
529
530 if (len < sizeof(*ev))
531 return -EINVAL;
532
533 ev = (struct wmi_p2p_rx_probe_req_event *) datap;
534 freq = le32_to_cpu(ev->freq);
535 dlen = le16_to_cpu(ev->len);
536 if (datap + len < ev->data + dlen) {
537 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: "
538 "len=%d dlen=%u\n", len, dlen);
539 return -EINVAL;
540 }
541 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_probe_req: len=%u freq=%u "
542 "probe_req_report=%d\n",
543 dlen, freq, vif->probe_req_report);
544
545 if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
546 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
547
548 return 0;
549 }
550
551 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
552 {
553 struct wmi_p2p_capabilities_event *ev;
554 u16 dlen;
555
556 if (len < sizeof(*ev))
557 return -EINVAL;
558
559 ev = (struct wmi_p2p_capabilities_event *) datap;
560 dlen = le16_to_cpu(ev->len);
561 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
562
563 return 0;
564 }
565
566 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
567 struct ath6kl_vif *vif)
568 {
569 struct wmi_rx_action_event *ev;
570 u32 freq;
571 u16 dlen;
572
573 if (len < sizeof(*ev))
574 return -EINVAL;
575
576 ev = (struct wmi_rx_action_event *) datap;
577 freq = le32_to_cpu(ev->freq);
578 dlen = le16_to_cpu(ev->len);
579 if (datap + len < ev->data + dlen) {
580 ath6kl_err("invalid wmi_rx_action_event: "
581 "len=%d dlen=%u\n", len, dlen);
582 return -EINVAL;
583 }
584 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
585 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
586
587 return 0;
588 }
589
590 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
591 {
592 struct wmi_p2p_info_event *ev;
593 u32 flags;
594 u16 dlen;
595
596 if (len < sizeof(*ev))
597 return -EINVAL;
598
599 ev = (struct wmi_p2p_info_event *) datap;
600 flags = le32_to_cpu(ev->info_req_flags);
601 dlen = le16_to_cpu(ev->len);
602 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
603
604 if (flags & P2P_FLAG_CAPABILITIES_REQ) {
605 struct wmi_p2p_capabilities *cap;
606 if (dlen < sizeof(*cap))
607 return -EINVAL;
608 cap = (struct wmi_p2p_capabilities *) ev->data;
609 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
610 cap->go_power_save);
611 }
612
613 if (flags & P2P_FLAG_MACADDR_REQ) {
614 struct wmi_p2p_macaddr *mac;
615 if (dlen < sizeof(*mac))
616 return -EINVAL;
617 mac = (struct wmi_p2p_macaddr *) ev->data;
618 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
619 mac->mac_addr);
620 }
621
622 if (flags & P2P_FLAG_HMODEL_REQ) {
623 struct wmi_p2p_hmodel *mod;
624 if (dlen < sizeof(*mod))
625 return -EINVAL;
626 mod = (struct wmi_p2p_hmodel *) ev->data;
627 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
628 mod->p2p_model,
629 mod->p2p_model ? "host" : "firmware");
630 }
631 return 0;
632 }
633
634 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
635 {
636 struct sk_buff *skb;
637
638 skb = ath6kl_buf_alloc(size);
639 if (!skb)
640 return NULL;
641
642 skb_put(skb, size);
643 if (size)
644 memset(skb->data, 0, size);
645
646 return skb;
647 }
648
649 /* Send a "simple" wmi command -- one with no arguments */
650 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
651 enum wmi_cmd_id cmd_id)
652 {
653 struct sk_buff *skb;
654 int ret;
655
656 skb = ath6kl_wmi_get_new_buf(0);
657 if (!skb)
658 return -ENOMEM;
659
660 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
661
662 return ret;
663 }
664
665 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
666 {
667 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
668
669 if (len < sizeof(struct wmi_ready_event_2))
670 return -EINVAL;
671
672 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
673 le32_to_cpu(ev->sw_version),
674 le32_to_cpu(ev->abi_version));
675
676 return 0;
677 }
678
679 /*
680 * Mechanism to modify the roaming behavior in the firmware. The lower rssi
681 * at which the station has to roam can be passed with
682 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
683 * in dBm.
684 */
685 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
686 {
687 struct sk_buff *skb;
688 struct roam_ctrl_cmd *cmd;
689
690 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
691 if (!skb)
692 return -ENOMEM;
693
694 cmd = (struct roam_ctrl_cmd *) skb->data;
695
696 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
697 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
698 DEF_SCAN_FOR_ROAM_INTVL);
699 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
700 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
701 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
702
703 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
704 NO_SYNC_WMIFLAG);
705
706 return 0;
707 }
708
709 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
710 {
711 struct sk_buff *skb;
712 struct roam_ctrl_cmd *cmd;
713
714 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
715 if (!skb)
716 return -ENOMEM;
717
718 cmd = (struct roam_ctrl_cmd *) skb->data;
719 memset(cmd, 0, sizeof(*cmd));
720
721 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
722 cmd->roam_ctrl = WMI_FORCE_ROAM;
723
724 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
725 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
726 NO_SYNC_WMIFLAG);
727 }
728
729 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
730 {
731 struct sk_buff *skb;
732 struct roam_ctrl_cmd *cmd;
733
734 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
735 if (!skb)
736 return -ENOMEM;
737
738 cmd = (struct roam_ctrl_cmd *) skb->data;
739 memset(cmd, 0, sizeof(*cmd));
740
741 cmd->info.roam_mode = mode;
742 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
743
744 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
745 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
746 NO_SYNC_WMIFLAG);
747 }
748
749 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
750 struct ath6kl_vif *vif)
751 {
752 struct wmi_connect_event *ev;
753 u8 *pie, *peie;
754
755 if (len < sizeof(struct wmi_connect_event))
756 return -EINVAL;
757
758 ev = (struct wmi_connect_event *) datap;
759
760 if (vif->nw_type == AP_NETWORK) {
761 /* AP mode start/STA connected event */
762 struct net_device *dev = vif->ndev;
763 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
764 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: freq %d bssid %pM "
765 "(AP started)\n",
766 __func__, le16_to_cpu(ev->u.ap_bss.ch),
767 ev->u.ap_bss.bssid);
768 ath6kl_connect_ap_mode_bss(
769 vif, le16_to_cpu(ev->u.ap_bss.ch));
770 } else {
771 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: aid %u mac_addr %pM "
772 "auth=%u keymgmt=%u cipher=%u apsd_info=%u "
773 "(STA connected)\n",
774 __func__, ev->u.ap_sta.aid,
775 ev->u.ap_sta.mac_addr,
776 ev->u.ap_sta.auth,
777 ev->u.ap_sta.keymgmt,
778 le16_to_cpu(ev->u.ap_sta.cipher),
779 ev->u.ap_sta.apsd_info);
780 ath6kl_connect_ap_mode_sta(
781 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
782 ev->u.ap_sta.keymgmt,
783 le16_to_cpu(ev->u.ap_sta.cipher),
784 ev->u.ap_sta.auth, ev->assoc_req_len,
785 ev->assoc_info + ev->beacon_ie_len);
786 }
787 return 0;
788 }
789
790 /* STA/IBSS mode connection event */
791
792 ath6kl_dbg(ATH6KL_DBG_WMI,
793 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
794 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
795 le16_to_cpu(ev->u.sta.listen_intvl),
796 le16_to_cpu(ev->u.sta.beacon_intvl),
797 le32_to_cpu(ev->u.sta.nw_type));
798
799 /* Start of assoc rsp IEs */
800 pie = ev->assoc_info + ev->beacon_ie_len +
801 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
802
803 /* End of assoc rsp IEs */
804 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
805 ev->assoc_resp_len;
806
807 while (pie < peie) {
808 switch (*pie) {
809 case WLAN_EID_VENDOR_SPECIFIC:
810 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
811 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
812 /* WMM OUT (00:50:F2) */
813 if (pie[1] > 5
814 && pie[6] == WMM_PARAM_OUI_SUBTYPE)
815 wmi->is_wmm_enabled = true;
816 }
817 break;
818 }
819
820 if (wmi->is_wmm_enabled)
821 break;
822
823 pie += pie[1] + 2;
824 }
825
826 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
827 ev->u.sta.bssid,
828 le16_to_cpu(ev->u.sta.listen_intvl),
829 le16_to_cpu(ev->u.sta.beacon_intvl),
830 le32_to_cpu(ev->u.sta.nw_type),
831 ev->beacon_ie_len, ev->assoc_req_len,
832 ev->assoc_resp_len, ev->assoc_info);
833
834 return 0;
835 }
836
837 static struct country_code_to_enum_rd *
838 ath6kl_regd_find_country(u16 countryCode)
839 {
840 int i;
841
842 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
843 if (allCountries[i].countryCode == countryCode)
844 return &allCountries[i];
845 }
846
847 return NULL;
848 }
849
850 static struct reg_dmn_pair_mapping *
851 ath6kl_get_regpair(u16 regdmn)
852 {
853 int i;
854
855 if (regdmn == NO_ENUMRD)
856 return NULL;
857
858 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
859 if (regDomainPairs[i].regDmnEnum == regdmn)
860 return &regDomainPairs[i];
861 }
862
863 return NULL;
864 }
865
866 static struct country_code_to_enum_rd *
867 ath6kl_regd_find_country_by_rd(u16 regdmn)
868 {
869 int i;
870
871 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
872 if (allCountries[i].regDmnEnum == regdmn)
873 return &allCountries[i];
874 }
875
876 return NULL;
877 }
878
879 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
880 {
881
882 struct ath6kl_wmi_regdomain *ev;
883 struct country_code_to_enum_rd *country = NULL;
884 struct reg_dmn_pair_mapping *regpair = NULL;
885 char alpha2[2];
886 u32 reg_code;
887
888 ev = (struct ath6kl_wmi_regdomain *) datap;
889 reg_code = le32_to_cpu(ev->reg_code);
890
891 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG)
892 country = ath6kl_regd_find_country((u16) reg_code);
893 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
894
895 regpair = ath6kl_get_regpair((u16) reg_code);
896 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
897 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
898 regpair->regDmnEnum);
899 }
900
901 if (country) {
902 alpha2[0] = country->isoName[0];
903 alpha2[1] = country->isoName[1];
904
905 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
906
907 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
908 alpha2[0], alpha2[1]);
909 }
910 }
911
912 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
913 struct ath6kl_vif *vif)
914 {
915 struct wmi_disconnect_event *ev;
916 wmi->traffic_class = 100;
917
918 if (len < sizeof(struct wmi_disconnect_event))
919 return -EINVAL;
920
921 ev = (struct wmi_disconnect_event *) datap;
922
923 ath6kl_dbg(ATH6KL_DBG_WMI,
924 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
925 le16_to_cpu(ev->proto_reason_status), ev->bssid,
926 ev->disconn_reason, ev->assoc_resp_len);
927
928 wmi->is_wmm_enabled = false;
929
930 ath6kl_disconnect_event(vif, ev->disconn_reason,
931 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
932 le16_to_cpu(ev->proto_reason_status));
933
934 return 0;
935 }
936
937 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
938 {
939 struct wmi_peer_node_event *ev;
940
941 if (len < sizeof(struct wmi_peer_node_event))
942 return -EINVAL;
943
944 ev = (struct wmi_peer_node_event *) datap;
945
946 if (ev->event_code == PEER_NODE_JOIN_EVENT)
947 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
948 ev->peer_mac_addr);
949 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
950 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
951 ev->peer_mac_addr);
952
953 return 0;
954 }
955
956 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
957 struct ath6kl_vif *vif)
958 {
959 struct wmi_tkip_micerr_event *ev;
960
961 if (len < sizeof(struct wmi_tkip_micerr_event))
962 return -EINVAL;
963
964 ev = (struct wmi_tkip_micerr_event *) datap;
965
966 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
967
968 return 0;
969 }
970
971 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
972 struct ath6kl_vif *vif)
973 {
974 struct wmi_bss_info_hdr2 *bih;
975 u8 *buf;
976 struct ieee80211_channel *channel;
977 struct ath6kl *ar = wmi->parent_dev;
978 struct ieee80211_mgmt *mgmt;
979 struct cfg80211_bss *bss;
980
981 if (len <= sizeof(struct wmi_bss_info_hdr2))
982 return -EINVAL;
983
984 bih = (struct wmi_bss_info_hdr2 *) datap;
985 buf = datap + sizeof(struct wmi_bss_info_hdr2);
986 len -= sizeof(struct wmi_bss_info_hdr2);
987
988 ath6kl_dbg(ATH6KL_DBG_WMI,
989 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
990 "frame_type=%d\n",
991 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
992 bih->frame_type);
993
994 if (bih->frame_type != BEACON_FTYPE &&
995 bih->frame_type != PROBERESP_FTYPE)
996 return 0; /* Only update BSS table for now */
997
998 if (bih->frame_type == BEACON_FTYPE &&
999 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1000 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1001 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1002 NONE_BSS_FILTER, 0);
1003 }
1004
1005 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1006 if (channel == NULL)
1007 return -EINVAL;
1008
1009 if (len < 8 + 2 + 2)
1010 return -EINVAL;
1011
1012 if (bih->frame_type == BEACON_FTYPE && test_bit(CONNECTED, &vif->flags)
1013 && memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1014 const u8 *tim;
1015 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1016 len - 8 - 2 - 2);
1017 if (tim && tim[1] >= 2) {
1018 vif->assoc_bss_dtim_period = tim[3];
1019 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1020 }
1021 }
1022
1023 /*
1024 * In theory, use of cfg80211_inform_bss() would be more natural here
1025 * since we do not have the full frame. However, at least for now,
1026 * cfg80211 can only distinguish Beacon and Probe Response frames from
1027 * each other when using cfg80211_inform_bss_frame(), so let's build a
1028 * fake IEEE 802.11 header to be able to take benefit of this.
1029 */
1030 mgmt = kmalloc(24 + len, GFP_ATOMIC);
1031 if (mgmt == NULL)
1032 return -EINVAL;
1033
1034 if (bih->frame_type == BEACON_FTYPE) {
1035 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1036 IEEE80211_STYPE_BEACON);
1037 memset(mgmt->da, 0xff, ETH_ALEN);
1038 } else {
1039 struct net_device *dev = vif->ndev;
1040
1041 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1042 IEEE80211_STYPE_PROBE_RESP);
1043 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN);
1044 }
1045 mgmt->duration = cpu_to_le16(0);
1046 memcpy(mgmt->sa, bih->bssid, ETH_ALEN);
1047 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN);
1048 mgmt->seq_ctrl = cpu_to_le16(0);
1049
1050 memcpy(&mgmt->u.beacon, buf, len);
1051
1052 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt,
1053 24 + len, (bih->snr - 95) * 100,
1054 GFP_ATOMIC);
1055 kfree(mgmt);
1056 if (bss == NULL)
1057 return -ENOMEM;
1058 cfg80211_put_bss(bss);
1059
1060 return 0;
1061 }
1062
1063 /* Inactivity timeout of a fatpipe(pstream) at the target */
1064 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1065 int len)
1066 {
1067 struct wmi_pstream_timeout_event *ev;
1068
1069 if (len < sizeof(struct wmi_pstream_timeout_event))
1070 return -EINVAL;
1071
1072 ev = (struct wmi_pstream_timeout_event *) datap;
1073
1074 /*
1075 * When the pstream (fat pipe == AC) timesout, it means there were
1076 * no thinStreams within this pstream & it got implicitly created
1077 * due to data flow on this AC. We start the inactivity timer only
1078 * for implicitly created pstream. Just reset the host state.
1079 */
1080 spin_lock_bh(&wmi->lock);
1081 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1082 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1083 spin_unlock_bh(&wmi->lock);
1084
1085 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1086 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1087
1088 return 0;
1089 }
1090
1091 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1092 {
1093 struct wmi_bit_rate_reply *reply;
1094 s32 rate;
1095 u32 sgi, index;
1096
1097 if (len < sizeof(struct wmi_bit_rate_reply))
1098 return -EINVAL;
1099
1100 reply = (struct wmi_bit_rate_reply *) datap;
1101
1102 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1103
1104 if (reply->rate_index == (s8) RATE_AUTO) {
1105 rate = RATE_AUTO;
1106 } else {
1107 index = reply->rate_index & 0x7f;
1108 sgi = (reply->rate_index & 0x80) ? 1 : 0;
1109 rate = wmi_rate_tbl[index][sgi];
1110 }
1111
1112 ath6kl_wakeup_event(wmi->parent_dev);
1113
1114 return 0;
1115 }
1116
1117 static int ath6kl_wmi_tcmd_test_report_rx(struct wmi *wmi, u8 *datap, int len)
1118 {
1119 ath6kl_tm_rx_report_event(wmi->parent_dev, datap, len);
1120
1121 return 0;
1122 }
1123
1124 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1125 {
1126 if (len < sizeof(struct wmi_fix_rates_reply))
1127 return -EINVAL;
1128
1129 ath6kl_wakeup_event(wmi->parent_dev);
1130
1131 return 0;
1132 }
1133
1134 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1135 {
1136 if (len < sizeof(struct wmi_channel_list_reply))
1137 return -EINVAL;
1138
1139 ath6kl_wakeup_event(wmi->parent_dev);
1140
1141 return 0;
1142 }
1143
1144 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1145 {
1146 struct wmi_tx_pwr_reply *reply;
1147
1148 if (len < sizeof(struct wmi_tx_pwr_reply))
1149 return -EINVAL;
1150
1151 reply = (struct wmi_tx_pwr_reply *) datap;
1152 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1153
1154 return 0;
1155 }
1156
1157 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1158 {
1159 if (len < sizeof(struct wmi_get_keepalive_cmd))
1160 return -EINVAL;
1161
1162 ath6kl_wakeup_event(wmi->parent_dev);
1163
1164 return 0;
1165 }
1166
1167 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1168 struct ath6kl_vif *vif)
1169 {
1170 struct wmi_scan_complete_event *ev;
1171
1172 ev = (struct wmi_scan_complete_event *) datap;
1173
1174 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1175 wmi->is_probe_ssid = false;
1176
1177 return 0;
1178 }
1179
1180 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1181 int len, struct ath6kl_vif *vif)
1182 {
1183 struct wmi_neighbor_report_event *ev;
1184 u8 i;
1185
1186 if (len < sizeof(*ev))
1187 return -EINVAL;
1188 ev = (struct wmi_neighbor_report_event *) datap;
1189 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
1190 > len) {
1191 ath6kl_dbg(ATH6KL_DBG_WMI, "truncated neighbor event "
1192 "(num=%d len=%d)\n", ev->num_neighbors, len);
1193 return -EINVAL;
1194 }
1195 for (i = 0; i < ev->num_neighbors; i++) {
1196 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1197 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1198 ev->neighbor[i].bss_flags);
1199 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1200 ev->neighbor[i].bssid,
1201 !!(ev->neighbor[i].bss_flags &
1202 WMI_PREAUTH_CAPABLE_BSS),
1203 GFP_ATOMIC);
1204 }
1205
1206 return 0;
1207 }
1208
1209 /*
1210 * Target is reporting a programming error. This is for
1211 * developer aid only. Target only checks a few common violations
1212 * and it is responsibility of host to do all error checking.
1213 * Behavior of target after wmi error event is undefined.
1214 * A reset is recommended.
1215 */
1216 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1217 {
1218 const char *type = "unknown error";
1219 struct wmi_cmd_error_event *ev;
1220 ev = (struct wmi_cmd_error_event *) datap;
1221
1222 switch (ev->err_code) {
1223 case INVALID_PARAM:
1224 type = "invalid parameter";
1225 break;
1226 case ILLEGAL_STATE:
1227 type = "invalid state";
1228 break;
1229 case INTERNAL_ERROR:
1230 type = "internal error";
1231 break;
1232 }
1233
1234 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1235 ev->cmd_id, type);
1236
1237 return 0;
1238 }
1239
1240 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1241 struct ath6kl_vif *vif)
1242 {
1243 ath6kl_tgt_stats_event(vif, datap, len);
1244
1245 return 0;
1246 }
1247
1248 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1249 struct sq_threshold_params *sq_thresh,
1250 u32 size)
1251 {
1252 u32 index;
1253 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1254
1255 /* The list is already in sorted order. Get the next lower value */
1256 for (index = 0; index < size; index++) {
1257 if (rssi < sq_thresh->upper_threshold[index]) {
1258 threshold = (u8) sq_thresh->upper_threshold[index];
1259 break;
1260 }
1261 }
1262
1263 return threshold;
1264 }
1265
1266 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1267 struct sq_threshold_params *sq_thresh,
1268 u32 size)
1269 {
1270 u32 index;
1271 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1272
1273 /* The list is already in sorted order. Get the next lower value */
1274 for (index = 0; index < size; index++) {
1275 if (rssi > sq_thresh->lower_threshold[index]) {
1276 threshold = (u8) sq_thresh->lower_threshold[index];
1277 break;
1278 }
1279 }
1280
1281 return threshold;
1282 }
1283
1284 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1285 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1286 {
1287 struct sk_buff *skb;
1288 struct wmi_rssi_threshold_params_cmd *cmd;
1289
1290 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1291 if (!skb)
1292 return -ENOMEM;
1293
1294 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1295 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1296
1297 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1298 NO_SYNC_WMIFLAG);
1299 }
1300
1301 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1302 int len)
1303 {
1304 struct wmi_rssi_threshold_event *reply;
1305 struct wmi_rssi_threshold_params_cmd cmd;
1306 struct sq_threshold_params *sq_thresh;
1307 enum wmi_rssi_threshold_val new_threshold;
1308 u8 upper_rssi_threshold, lower_rssi_threshold;
1309 s16 rssi;
1310 int ret;
1311
1312 if (len < sizeof(struct wmi_rssi_threshold_event))
1313 return -EINVAL;
1314
1315 reply = (struct wmi_rssi_threshold_event *) datap;
1316 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1317 rssi = a_sle16_to_cpu(reply->rssi);
1318
1319 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1320
1321 /*
1322 * Identify the threshold breached and communicate that to the app.
1323 * After that install a new set of thresholds based on the signal
1324 * quality reported by the target
1325 */
1326 if (new_threshold) {
1327 /* Upper threshold breached */
1328 if (rssi < sq_thresh->upper_threshold[0]) {
1329 ath6kl_dbg(ATH6KL_DBG_WMI,
1330 "spurious upper rssi threshold event: %d\n",
1331 rssi);
1332 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1333 (rssi >= sq_thresh->upper_threshold[0])) {
1334 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1335 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1336 (rssi >= sq_thresh->upper_threshold[1])) {
1337 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1338 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1339 (rssi >= sq_thresh->upper_threshold[2])) {
1340 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1341 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1342 (rssi >= sq_thresh->upper_threshold[3])) {
1343 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1344 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1345 (rssi >= sq_thresh->upper_threshold[4])) {
1346 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1347 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1348 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1349 }
1350 } else {
1351 /* Lower threshold breached */
1352 if (rssi > sq_thresh->lower_threshold[0]) {
1353 ath6kl_dbg(ATH6KL_DBG_WMI,
1354 "spurious lower rssi threshold event: %d %d\n",
1355 rssi, sq_thresh->lower_threshold[0]);
1356 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1357 (rssi <= sq_thresh->lower_threshold[0])) {
1358 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1359 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1360 (rssi <= sq_thresh->lower_threshold[1])) {
1361 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1362 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1363 (rssi <= sq_thresh->lower_threshold[2])) {
1364 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1365 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1366 (rssi <= sq_thresh->lower_threshold[3])) {
1367 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1368 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1369 (rssi <= sq_thresh->lower_threshold[4])) {
1370 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1371 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1372 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1373 }
1374 }
1375
1376 /* Calculate and install the next set of thresholds */
1377 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1378 sq_thresh->lower_threshold_valid_count);
1379 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1380 sq_thresh->upper_threshold_valid_count);
1381
1382 /* Issue a wmi command to install the thresholds */
1383 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1384 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1385 cmd.weight = sq_thresh->weight;
1386 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1387
1388 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1389 if (ret) {
1390 ath6kl_err("unable to configure rssi thresholds\n");
1391 return -EIO;
1392 }
1393
1394 return 0;
1395 }
1396
1397 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1398 struct ath6kl_vif *vif)
1399 {
1400 struct wmi_cac_event *reply;
1401 struct ieee80211_tspec_ie *ts;
1402 u16 active_tsids, tsinfo;
1403 u8 tsid, index;
1404 u8 ts_id;
1405
1406 if (len < sizeof(struct wmi_cac_event))
1407 return -EINVAL;
1408
1409 reply = (struct wmi_cac_event *) datap;
1410
1411 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1412 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1413
1414 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1415 tsinfo = le16_to_cpu(ts->tsinfo);
1416 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1417 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1418
1419 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1420 reply->ac, tsid);
1421 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1422 /*
1423 * Following assumes that there is only one outstanding
1424 * ADDTS request when this event is received
1425 */
1426 spin_lock_bh(&wmi->lock);
1427 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1428 spin_unlock_bh(&wmi->lock);
1429
1430 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1431 if ((active_tsids >> index) & 1)
1432 break;
1433 }
1434 if (index < (sizeof(active_tsids) * 8))
1435 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1436 reply->ac, index);
1437 }
1438
1439 /*
1440 * Clear active tsids and Add missing handling
1441 * for delete qos stream from AP
1442 */
1443 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1444
1445 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1446 tsinfo = le16_to_cpu(ts->tsinfo);
1447 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1448 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1449
1450 spin_lock_bh(&wmi->lock);
1451 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1452 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1453 spin_unlock_bh(&wmi->lock);
1454
1455 /* Indicate stream inactivity to driver layer only if all tsids
1456 * within this AC are deleted.
1457 */
1458 if (!active_tsids) {
1459 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1460 false);
1461 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1462 }
1463 }
1464
1465 return 0;
1466 }
1467
1468 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1469 struct wmi_snr_threshold_params_cmd *snr_cmd)
1470 {
1471 struct sk_buff *skb;
1472 struct wmi_snr_threshold_params_cmd *cmd;
1473
1474 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1475 if (!skb)
1476 return -ENOMEM;
1477
1478 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1479 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1480
1481 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1482 NO_SYNC_WMIFLAG);
1483 }
1484
1485 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1486 int len)
1487 {
1488 struct wmi_snr_threshold_event *reply;
1489 struct sq_threshold_params *sq_thresh;
1490 struct wmi_snr_threshold_params_cmd cmd;
1491 enum wmi_snr_threshold_val new_threshold;
1492 u8 upper_snr_threshold, lower_snr_threshold;
1493 s16 snr;
1494 int ret;
1495
1496 if (len < sizeof(struct wmi_snr_threshold_event))
1497 return -EINVAL;
1498
1499 reply = (struct wmi_snr_threshold_event *) datap;
1500
1501 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1502 snr = reply->snr;
1503
1504 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1505
1506 /*
1507 * Identify the threshold breached and communicate that to the app.
1508 * After that install a new set of thresholds based on the signal
1509 * quality reported by the target.
1510 */
1511 if (new_threshold) {
1512 /* Upper threshold breached */
1513 if (snr < sq_thresh->upper_threshold[0]) {
1514 ath6kl_dbg(ATH6KL_DBG_WMI,
1515 "spurious upper snr threshold event: %d\n",
1516 snr);
1517 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1518 (snr >= sq_thresh->upper_threshold[0])) {
1519 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1520 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1521 (snr >= sq_thresh->upper_threshold[1])) {
1522 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1523 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1524 (snr >= sq_thresh->upper_threshold[2])) {
1525 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1526 } else if (snr >= sq_thresh->upper_threshold[3]) {
1527 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1528 }
1529 } else {
1530 /* Lower threshold breached */
1531 if (snr > sq_thresh->lower_threshold[0]) {
1532 ath6kl_dbg(ATH6KL_DBG_WMI,
1533 "spurious lower snr threshold event: %d\n",
1534 sq_thresh->lower_threshold[0]);
1535 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1536 (snr <= sq_thresh->lower_threshold[0])) {
1537 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1538 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1539 (snr <= sq_thresh->lower_threshold[1])) {
1540 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1541 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1542 (snr <= sq_thresh->lower_threshold[2])) {
1543 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1544 } else if (snr <= sq_thresh->lower_threshold[3]) {
1545 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1546 }
1547 }
1548
1549 /* Calculate and install the next set of thresholds */
1550 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1551 sq_thresh->lower_threshold_valid_count);
1552 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1553 sq_thresh->upper_threshold_valid_count);
1554
1555 /* Issue a wmi command to install the thresholds */
1556 cmd.thresh_above1_val = upper_snr_threshold;
1557 cmd.thresh_below1_val = lower_snr_threshold;
1558 cmd.weight = sq_thresh->weight;
1559 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1560
1561 ath6kl_dbg(ATH6KL_DBG_WMI,
1562 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1563 snr, new_threshold,
1564 lower_snr_threshold, upper_snr_threshold);
1565
1566 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1567 if (ret) {
1568 ath6kl_err("unable to configure snr threshold\n");
1569 return -EIO;
1570 }
1571
1572 return 0;
1573 }
1574
1575 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1576 {
1577 u16 ap_info_entry_size;
1578 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1579 struct wmi_ap_info_v1 *ap_info_v1;
1580 u8 index;
1581
1582 if (len < sizeof(struct wmi_aplist_event) ||
1583 ev->ap_list_ver != APLIST_VER1)
1584 return -EINVAL;
1585
1586 ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
1587 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1588
1589 ath6kl_dbg(ATH6KL_DBG_WMI,
1590 "number of APs in aplist event: %d\n", ev->num_ap);
1591
1592 if (len < (int) (sizeof(struct wmi_aplist_event) +
1593 (ev->num_ap - 1) * ap_info_entry_size))
1594 return -EINVAL;
1595
1596 /* AP list version 1 contents */
1597 for (index = 0; index < ev->num_ap; index++) {
1598 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1599 index, ap_info_v1->bssid, ap_info_v1->channel);
1600 ap_info_v1++;
1601 }
1602
1603 return 0;
1604 }
1605
1606 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1607 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1608 {
1609 struct wmi_cmd_hdr *cmd_hdr;
1610 enum htc_endpoint_id ep_id = wmi->ep_id;
1611 int ret;
1612 u16 info1;
1613
1614 if (WARN_ON(skb == NULL || (if_idx > (MAX_NUM_VIF - 1))))
1615 return -EINVAL;
1616
1617 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1618 cmd_id, skb->len, sync_flag);
1619 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1620 skb->data, skb->len);
1621
1622 if (sync_flag >= END_WMIFLAG) {
1623 dev_kfree_skb(skb);
1624 return -EINVAL;
1625 }
1626
1627 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1628 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1629 /*
1630 * Make sure all data currently queued is transmitted before
1631 * the cmd execution. Establish a new sync point.
1632 */
1633 ath6kl_wmi_sync_point(wmi, if_idx);
1634 }
1635
1636 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1637
1638 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1639 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1640 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1641 cmd_hdr->info1 = cpu_to_le16(info1);
1642
1643 /* Only for OPT_TX_CMD, use BE endpoint. */
1644 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1645 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
1646 false, false, 0, NULL, if_idx);
1647 if (ret) {
1648 dev_kfree_skb(skb);
1649 return ret;
1650 }
1651 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1652 }
1653
1654 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1655
1656 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1657 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1658 /*
1659 * Make sure all new data queued waits for the command to
1660 * execute. Establish a new sync point.
1661 */
1662 ath6kl_wmi_sync_point(wmi, if_idx);
1663 }
1664
1665 return 0;
1666 }
1667
1668 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1669 enum network_type nw_type,
1670 enum dot11_auth_mode dot11_auth_mode,
1671 enum auth_mode auth_mode,
1672 enum crypto_type pairwise_crypto,
1673 u8 pairwise_crypto_len,
1674 enum crypto_type group_crypto,
1675 u8 group_crypto_len, int ssid_len, u8 *ssid,
1676 u8 *bssid, u16 channel, u32 ctrl_flags)
1677 {
1678 struct sk_buff *skb;
1679 struct wmi_connect_cmd *cc;
1680 int ret;
1681
1682 ath6kl_dbg(ATH6KL_DBG_WMI,
1683 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1684 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1685 bssid, channel, ctrl_flags, ssid_len, nw_type,
1686 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1687 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1688
1689 wmi->traffic_class = 100;
1690
1691 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1692 return -EINVAL;
1693
1694 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1695 return -EINVAL;
1696
1697 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1698 if (!skb)
1699 return -ENOMEM;
1700
1701 cc = (struct wmi_connect_cmd *) skb->data;
1702
1703 if (ssid_len)
1704 memcpy(cc->ssid, ssid, ssid_len);
1705
1706 cc->ssid_len = ssid_len;
1707 cc->nw_type = nw_type;
1708 cc->dot11_auth_mode = dot11_auth_mode;
1709 cc->auth_mode = auth_mode;
1710 cc->prwise_crypto_type = pairwise_crypto;
1711 cc->prwise_crypto_len = pairwise_crypto_len;
1712 cc->grp_crypto_type = group_crypto;
1713 cc->grp_crypto_len = group_crypto_len;
1714 cc->ch = cpu_to_le16(channel);
1715 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1716
1717 if (bssid != NULL)
1718 memcpy(cc->bssid, bssid, ETH_ALEN);
1719
1720 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1721 NO_SYNC_WMIFLAG);
1722
1723 return ret;
1724 }
1725
1726 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1727 u16 channel)
1728 {
1729 struct sk_buff *skb;
1730 struct wmi_reconnect_cmd *cc;
1731 int ret;
1732
1733 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1734 bssid, channel);
1735
1736 wmi->traffic_class = 100;
1737
1738 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1739 if (!skb)
1740 return -ENOMEM;
1741
1742 cc = (struct wmi_reconnect_cmd *) skb->data;
1743 cc->channel = cpu_to_le16(channel);
1744
1745 if (bssid != NULL)
1746 memcpy(cc->bssid, bssid, ETH_ALEN);
1747
1748 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1749 NO_SYNC_WMIFLAG);
1750
1751 return ret;
1752 }
1753
1754 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1755 {
1756 int ret;
1757
1758 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1759
1760 wmi->traffic_class = 100;
1761
1762 /* Disconnect command does not need to do a SYNC before. */
1763 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1764
1765 return ret;
1766 }
1767
1768 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1769 enum wmi_scan_type scan_type,
1770 u32 force_fgscan, u32 is_legacy,
1771 u32 home_dwell_time, u32 force_scan_interval,
1772 s8 num_chan, u16 *ch_list)
1773 {
1774 struct sk_buff *skb;
1775 struct wmi_start_scan_cmd *sc;
1776 s8 size;
1777 int i, ret;
1778
1779 size = sizeof(struct wmi_start_scan_cmd);
1780
1781 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1782 return -EINVAL;
1783
1784 if (num_chan > WMI_MAX_CHANNELS)
1785 return -EINVAL;
1786
1787 if (num_chan)
1788 size += sizeof(u16) * (num_chan - 1);
1789
1790 skb = ath6kl_wmi_get_new_buf(size);
1791 if (!skb)
1792 return -ENOMEM;
1793
1794 sc = (struct wmi_start_scan_cmd *) skb->data;
1795 sc->scan_type = scan_type;
1796 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1797 sc->is_legacy = cpu_to_le32(is_legacy);
1798 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1799 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1800 sc->num_ch = num_chan;
1801
1802 for (i = 0; i < num_chan; i++)
1803 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1804
1805 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
1806 NO_SYNC_WMIFLAG);
1807
1808 return ret;
1809 }
1810
1811 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
1812 u16 fg_start_sec,
1813 u16 fg_end_sec, u16 bg_sec,
1814 u16 minact_chdw_msec, u16 maxact_chdw_msec,
1815 u16 pas_chdw_msec, u8 short_scan_ratio,
1816 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
1817 u16 maxact_scan_per_ssid)
1818 {
1819 struct sk_buff *skb;
1820 struct wmi_scan_params_cmd *sc;
1821 int ret;
1822
1823 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
1824 if (!skb)
1825 return -ENOMEM;
1826
1827 sc = (struct wmi_scan_params_cmd *) skb->data;
1828 sc->fg_start_period = cpu_to_le16(fg_start_sec);
1829 sc->fg_end_period = cpu_to_le16(fg_end_sec);
1830 sc->bg_period = cpu_to_le16(bg_sec);
1831 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
1832 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
1833 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
1834 sc->short_scan_ratio = short_scan_ratio;
1835 sc->scan_ctrl_flags = scan_ctrl_flag;
1836 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
1837 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
1838
1839 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
1840 NO_SYNC_WMIFLAG);
1841 return ret;
1842 }
1843
1844 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
1845 {
1846 struct sk_buff *skb;
1847 struct wmi_bss_filter_cmd *cmd;
1848 int ret;
1849
1850 if (filter >= LAST_BSS_FILTER)
1851 return -EINVAL;
1852
1853 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1854 if (!skb)
1855 return -ENOMEM;
1856
1857 cmd = (struct wmi_bss_filter_cmd *) skb->data;
1858 cmd->bss_filter = filter;
1859 cmd->ie_mask = cpu_to_le32(ie_mask);
1860
1861 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
1862 NO_SYNC_WMIFLAG);
1863 return ret;
1864 }
1865
1866 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
1867 u8 ssid_len, u8 *ssid)
1868 {
1869 struct sk_buff *skb;
1870 struct wmi_probed_ssid_cmd *cmd;
1871 int ret;
1872
1873 if (index > MAX_PROBED_SSID_INDEX)
1874 return -EINVAL;
1875
1876 if (ssid_len > sizeof(cmd->ssid))
1877 return -EINVAL;
1878
1879 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
1880 return -EINVAL;
1881
1882 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
1883 return -EINVAL;
1884
1885 if (flag & SPECIFIC_SSID_FLAG)
1886 wmi->is_probe_ssid = true;
1887
1888 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1889 if (!skb)
1890 return -ENOMEM;
1891
1892 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
1893 cmd->entry_index = index;
1894 cmd->flag = flag;
1895 cmd->ssid_len = ssid_len;
1896 memcpy(cmd->ssid, ssid, ssid_len);
1897
1898 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
1899 NO_SYNC_WMIFLAG);
1900 return ret;
1901 }
1902
1903 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
1904 u16 listen_interval,
1905 u16 listen_beacons)
1906 {
1907 struct sk_buff *skb;
1908 struct wmi_listen_int_cmd *cmd;
1909 int ret;
1910
1911 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1912 if (!skb)
1913 return -ENOMEM;
1914
1915 cmd = (struct wmi_listen_int_cmd *) skb->data;
1916 cmd->listen_intvl = cpu_to_le16(listen_interval);
1917 cmd->num_beacons = cpu_to_le16(listen_beacons);
1918
1919 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
1920 NO_SYNC_WMIFLAG);
1921 return ret;
1922 }
1923
1924 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
1925 {
1926 struct sk_buff *skb;
1927 struct wmi_power_mode_cmd *cmd;
1928 int ret;
1929
1930 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1931 if (!skb)
1932 return -ENOMEM;
1933
1934 cmd = (struct wmi_power_mode_cmd *) skb->data;
1935 cmd->pwr_mode = pwr_mode;
1936 wmi->pwr_mode = pwr_mode;
1937
1938 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
1939 NO_SYNC_WMIFLAG);
1940 return ret;
1941 }
1942
1943 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
1944 u16 ps_poll_num, u16 dtim_policy,
1945 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
1946 u16 ps_fail_event_policy)
1947 {
1948 struct sk_buff *skb;
1949 struct wmi_power_params_cmd *pm;
1950 int ret;
1951
1952 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
1953 if (!skb)
1954 return -ENOMEM;
1955
1956 pm = (struct wmi_power_params_cmd *)skb->data;
1957 pm->idle_period = cpu_to_le16(idle_period);
1958 pm->pspoll_number = cpu_to_le16(ps_poll_num);
1959 pm->dtim_policy = cpu_to_le16(dtim_policy);
1960 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
1961 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
1962 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
1963
1964 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
1965 NO_SYNC_WMIFLAG);
1966 return ret;
1967 }
1968
1969 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
1970 {
1971 struct sk_buff *skb;
1972 struct wmi_disc_timeout_cmd *cmd;
1973 int ret;
1974
1975 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1976 if (!skb)
1977 return -ENOMEM;
1978
1979 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
1980 cmd->discon_timeout = timeout;
1981
1982 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
1983 NO_SYNC_WMIFLAG);
1984
1985 if (ret == 0)
1986 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
1987
1988 return ret;
1989 }
1990
1991 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
1992 enum crypto_type key_type,
1993 u8 key_usage, u8 key_len,
1994 u8 *key_rsc, u8 *key_material,
1995 u8 key_op_ctrl, u8 *mac_addr,
1996 enum wmi_sync_flag sync_flag)
1997 {
1998 struct sk_buff *skb;
1999 struct wmi_add_cipher_key_cmd *cmd;
2000 int ret;
2001
2002 ath6kl_dbg(ATH6KL_DBG_WMI, "addkey cmd: key_index=%u key_type=%d "
2003 "key_usage=%d key_len=%d key_op_ctrl=%d\n",
2004 key_index, key_type, key_usage, key_len, key_op_ctrl);
2005
2006 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2007 (key_material == NULL))
2008 return -EINVAL;
2009
2010 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2011 return -EINVAL;
2012
2013 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2014 if (!skb)
2015 return -ENOMEM;
2016
2017 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2018 cmd->key_index = key_index;
2019 cmd->key_type = key_type;
2020 cmd->key_usage = key_usage;
2021 cmd->key_len = key_len;
2022 memcpy(cmd->key, key_material, key_len);
2023
2024 if (key_rsc != NULL)
2025 memcpy(cmd->key_rsc, key_rsc, sizeof(cmd->key_rsc));
2026
2027 cmd->key_op_ctrl = key_op_ctrl;
2028
2029 if (mac_addr)
2030 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2031
2032 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2033 sync_flag);
2034
2035 return ret;
2036 }
2037
2038 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk)
2039 {
2040 struct sk_buff *skb;
2041 struct wmi_add_krk_cmd *cmd;
2042 int ret;
2043
2044 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2045 if (!skb)
2046 return -ENOMEM;
2047
2048 cmd = (struct wmi_add_krk_cmd *) skb->data;
2049 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2050
2051 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2052 NO_SYNC_WMIFLAG);
2053
2054 return ret;
2055 }
2056
2057 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2058 {
2059 struct sk_buff *skb;
2060 struct wmi_delete_cipher_key_cmd *cmd;
2061 int ret;
2062
2063 if (key_index > WMI_MAX_KEY_INDEX)
2064 return -EINVAL;
2065
2066 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2067 if (!skb)
2068 return -ENOMEM;
2069
2070 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2071 cmd->key_index = key_index;
2072
2073 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2074 NO_SYNC_WMIFLAG);
2075
2076 return ret;
2077 }
2078
2079 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2080 const u8 *pmkid, bool set)
2081 {
2082 struct sk_buff *skb;
2083 struct wmi_setpmkid_cmd *cmd;
2084 int ret;
2085
2086 if (bssid == NULL)
2087 return -EINVAL;
2088
2089 if (set && pmkid == NULL)
2090 return -EINVAL;
2091
2092 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2093 if (!skb)
2094 return -ENOMEM;
2095
2096 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2097 memcpy(cmd->bssid, bssid, ETH_ALEN);
2098 if (set) {
2099 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2100 cmd->enable = PMKID_ENABLE;
2101 } else {
2102 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2103 cmd->enable = PMKID_DISABLE;
2104 }
2105
2106 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2107 NO_SYNC_WMIFLAG);
2108
2109 return ret;
2110 }
2111
2112 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2113 enum htc_endpoint_id ep_id, u8 if_idx)
2114 {
2115 struct wmi_data_hdr *data_hdr;
2116 int ret;
2117
2118 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id))
2119 return -EINVAL;
2120
2121 skb_push(skb, sizeof(struct wmi_data_hdr));
2122
2123 data_hdr = (struct wmi_data_hdr *) skb->data;
2124 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2125 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2126
2127 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2128
2129 return ret;
2130 }
2131
2132 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2133 {
2134 struct sk_buff *skb;
2135 struct wmi_sync_cmd *cmd;
2136 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2137 enum htc_endpoint_id ep_id;
2138 u8 index, num_pri_streams = 0;
2139 int ret = 0;
2140
2141 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2142
2143 spin_lock_bh(&wmi->lock);
2144
2145 for (index = 0; index < WMM_NUM_AC; index++) {
2146 if (wmi->fat_pipe_exist & (1 << index)) {
2147 num_pri_streams++;
2148 data_sync_bufs[num_pri_streams - 1].traffic_class =
2149 index;
2150 }
2151 }
2152
2153 spin_unlock_bh(&wmi->lock);
2154
2155 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2156 if (!skb) {
2157 ret = -ENOMEM;
2158 goto free_skb;
2159 }
2160
2161 cmd = (struct wmi_sync_cmd *) skb->data;
2162
2163 /*
2164 * In the SYNC cmd sent on the control Ep, send a bitmap
2165 * of the data eps on which the Data Sync will be sent
2166 */
2167 cmd->data_sync_map = wmi->fat_pipe_exist;
2168
2169 for (index = 0; index < num_pri_streams; index++) {
2170 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2171 if (data_sync_bufs[index].skb == NULL) {
2172 ret = -ENOMEM;
2173 break;
2174 }
2175 }
2176
2177 /*
2178 * If buffer allocation for any of the dataSync fails,
2179 * then do not send the Synchronize cmd on the control ep
2180 */
2181 if (ret)
2182 goto free_skb;
2183
2184 /*
2185 * Send sync cmd followed by sync data messages on all
2186 * endpoints being used
2187 */
2188 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2189 NO_SYNC_WMIFLAG);
2190
2191 if (ret)
2192 goto free_skb;
2193
2194 /* cmd buffer sent, we no longer own it */
2195 skb = NULL;
2196
2197 for (index = 0; index < num_pri_streams; index++) {
2198
2199 if (WARN_ON(!data_sync_bufs[index].skb))
2200 break;
2201
2202 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2203 data_sync_bufs[index].
2204 traffic_class);
2205 ret =
2206 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2207 ep_id, if_idx);
2208
2209 if (ret)
2210 break;
2211
2212 data_sync_bufs[index].skb = NULL;
2213 }
2214
2215 free_skb:
2216 /* free up any resources left over (possibly due to an error) */
2217 if (skb)
2218 dev_kfree_skb(skb);
2219
2220 for (index = 0; index < num_pri_streams; index++) {
2221 if (data_sync_bufs[index].skb != NULL) {
2222 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].
2223 skb);
2224 }
2225 }
2226
2227 return ret;
2228 }
2229
2230 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2231 struct wmi_create_pstream_cmd *params)
2232 {
2233 struct sk_buff *skb;
2234 struct wmi_create_pstream_cmd *cmd;
2235 u8 fatpipe_exist_for_ac = 0;
2236 s32 min_phy = 0;
2237 s32 nominal_phy = 0;
2238 int ret;
2239
2240 if (!((params->user_pri < 8) &&
2241 (params->user_pri <= 0x7) &&
2242 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2243 (params->traffic_direc == UPLINK_TRAFFIC ||
2244 params->traffic_direc == DNLINK_TRAFFIC ||
2245 params->traffic_direc == BIDIR_TRAFFIC) &&
2246 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2247 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2248 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2249 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2250 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2251 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2252 params->tsid <= WMI_MAX_THINSTREAM))) {
2253 return -EINVAL;
2254 }
2255
2256 /*
2257 * Check nominal PHY rate is >= minimalPHY,
2258 * so that DUT can allow TSRS IE
2259 */
2260
2261 /* Get the physical rate (units of bps) */
2262 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2263
2264 /* Check minimal phy < nominal phy rate */
2265 if (params->nominal_phy >= min_phy) {
2266 /* unit of 500 kbps */
2267 nominal_phy = (params->nominal_phy * 1000) / 500;
2268 ath6kl_dbg(ATH6KL_DBG_WMI,
2269 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2270 min_phy, nominal_phy);
2271
2272 params->nominal_phy = nominal_phy;
2273 } else {
2274 params->nominal_phy = 0;
2275 }
2276
2277 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2278 if (!skb)
2279 return -ENOMEM;
2280
2281 ath6kl_dbg(ATH6KL_DBG_WMI,
2282 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2283 params->traffic_class, params->tsid);
2284
2285 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2286 memcpy(cmd, params, sizeof(*cmd));
2287
2288 /* This is an implicitly created Fat pipe */
2289 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2290 spin_lock_bh(&wmi->lock);
2291 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2292 (1 << params->traffic_class));
2293 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2294 spin_unlock_bh(&wmi->lock);
2295 } else {
2296 /* explicitly created thin stream within a fat pipe */
2297 spin_lock_bh(&wmi->lock);
2298 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2299 (1 << params->traffic_class));
2300 wmi->stream_exist_for_ac[params->traffic_class] |=
2301 (1 << params->tsid);
2302 /*
2303 * If a thinstream becomes active, the fat pipe automatically
2304 * becomes active
2305 */
2306 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2307 spin_unlock_bh(&wmi->lock);
2308 }
2309
2310 /*
2311 * Indicate activty change to driver layer only if this is the
2312 * first TSID to get created in this AC explicitly or an implicit
2313 * fat pipe is getting created.
2314 */
2315 if (!fatpipe_exist_for_ac)
2316 ath6kl_indicate_tx_activity(wmi->parent_dev,
2317 params->traffic_class, true);
2318
2319 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2320 NO_SYNC_WMIFLAG);
2321 return ret;
2322 }
2323
2324 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2325 u8 tsid)
2326 {
2327 struct sk_buff *skb;
2328 struct wmi_delete_pstream_cmd *cmd;
2329 u16 active_tsids = 0;
2330 int ret;
2331
2332 if (traffic_class > 3) {
2333 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2334 return -EINVAL;
2335 }
2336
2337 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2338 if (!skb)
2339 return -ENOMEM;
2340
2341 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2342 cmd->traffic_class = traffic_class;
2343 cmd->tsid = tsid;
2344
2345 spin_lock_bh(&wmi->lock);
2346 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2347 spin_unlock_bh(&wmi->lock);
2348
2349 if (!(active_tsids & (1 << tsid))) {
2350 dev_kfree_skb(skb);
2351 ath6kl_dbg(ATH6KL_DBG_WMI,
2352 "TSID %d doesn't exist for traffic class: %d\n",
2353 tsid, traffic_class);
2354 return -ENODATA;
2355 }
2356
2357 ath6kl_dbg(ATH6KL_DBG_WMI,
2358 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2359 traffic_class, tsid);
2360
2361 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2362 SYNC_BEFORE_WMIFLAG);
2363
2364 spin_lock_bh(&wmi->lock);
2365 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2366 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2367 spin_unlock_bh(&wmi->lock);
2368
2369 /*
2370 * Indicate stream inactivity to driver layer only if all tsids
2371 * within this AC are deleted.
2372 */
2373 if (!active_tsids) {
2374 ath6kl_indicate_tx_activity(wmi->parent_dev,
2375 traffic_class, false);
2376 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2377 }
2378
2379 return ret;
2380 }
2381
2382 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, struct wmi_set_ip_cmd *ip_cmd)
2383 {
2384 struct sk_buff *skb;
2385 struct wmi_set_ip_cmd *cmd;
2386 int ret;
2387
2388 /* Multicast address are not valid */
2389 if ((*((u8 *) &ip_cmd->ips[0]) >= 0xE0) ||
2390 (*((u8 *) &ip_cmd->ips[1]) >= 0xE0))
2391 return -EINVAL;
2392
2393 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2394 if (!skb)
2395 return -ENOMEM;
2396
2397 cmd = (struct wmi_set_ip_cmd *) skb->data;
2398 memcpy(cmd, ip_cmd, sizeof(struct wmi_set_ip_cmd));
2399
2400 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_IP_CMDID,
2401 NO_SYNC_WMIFLAG);
2402 return ret;
2403 }
2404
2405 static int ath6kl_wmi_get_wow_list_event_rx(struct wmi *wmi, u8 * datap,
2406 int len)
2407 {
2408 if (len < sizeof(struct wmi_get_wow_list_reply))
2409 return -EINVAL;
2410
2411 return 0;
2412 }
2413
2414 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
2415 enum wmix_command_id cmd_id,
2416 enum wmi_sync_flag sync_flag)
2417 {
2418 struct wmix_cmd_hdr *cmd_hdr;
2419 int ret;
2420
2421 skb_push(skb, sizeof(struct wmix_cmd_hdr));
2422
2423 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
2424 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
2425
2426 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
2427
2428 return ret;
2429 }
2430
2431 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
2432 {
2433 struct sk_buff *skb;
2434 struct wmix_hb_challenge_resp_cmd *cmd;
2435 int ret;
2436
2437 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2438 if (!skb)
2439 return -ENOMEM;
2440
2441 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
2442 cmd->cookie = cpu_to_le32(cookie);
2443 cmd->source = cpu_to_le32(source);
2444
2445 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
2446 NO_SYNC_WMIFLAG);
2447 return ret;
2448 }
2449
2450 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
2451 {
2452 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
2453 struct sk_buff *skb;
2454 int ret;
2455
2456 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2457 if (!skb)
2458 return -ENOMEM;
2459
2460 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
2461 cmd->valid = cpu_to_le32(valid);
2462 cmd->config = cpu_to_le32(config);
2463
2464 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
2465 NO_SYNC_WMIFLAG);
2466 return ret;
2467 }
2468
2469 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
2470 {
2471 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
2472 }
2473
2474 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
2475 {
2476 struct sk_buff *skb;
2477 struct wmi_set_tx_pwr_cmd *cmd;
2478 int ret;
2479
2480 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
2481 if (!skb)
2482 return -ENOMEM;
2483
2484 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
2485 cmd->dbM = dbM;
2486
2487 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
2488 NO_SYNC_WMIFLAG);
2489
2490 return ret;
2491 }
2492
2493 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
2494 {
2495 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
2496 }
2497
2498 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
2499 {
2500 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
2501 }
2502
2503 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
2504 u8 preamble_policy)
2505 {
2506 struct sk_buff *skb;
2507 struct wmi_set_lpreamble_cmd *cmd;
2508 int ret;
2509
2510 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
2511 if (!skb)
2512 return -ENOMEM;
2513
2514 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
2515 cmd->status = status;
2516 cmd->preamble_policy = preamble_policy;
2517
2518 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
2519 NO_SYNC_WMIFLAG);
2520 return ret;
2521 }
2522
2523 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
2524 {
2525 struct sk_buff *skb;
2526 struct wmi_set_rts_cmd *cmd;
2527 int ret;
2528
2529 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
2530 if (!skb)
2531 return -ENOMEM;
2532
2533 cmd = (struct wmi_set_rts_cmd *) skb->data;
2534 cmd->threshold = cpu_to_le16(threshold);
2535
2536 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
2537 NO_SYNC_WMIFLAG);
2538 return ret;
2539 }
2540
2541 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
2542 {
2543 struct sk_buff *skb;
2544 struct wmi_set_wmm_txop_cmd *cmd;
2545 int ret;
2546
2547 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
2548 return -EINVAL;
2549
2550 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
2551 if (!skb)
2552 return -ENOMEM;
2553
2554 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
2555 cmd->txop_enable = cfg;
2556
2557 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
2558 NO_SYNC_WMIFLAG);
2559 return ret;
2560 }
2561
2562 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
2563 u8 keep_alive_intvl)
2564 {
2565 struct sk_buff *skb;
2566 struct wmi_set_keepalive_cmd *cmd;
2567 int ret;
2568
2569 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2570 if (!skb)
2571 return -ENOMEM;
2572
2573 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
2574 cmd->keep_alive_intvl = keep_alive_intvl;
2575
2576 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
2577 NO_SYNC_WMIFLAG);
2578
2579 if (ret == 0)
2580 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
2581
2582 return ret;
2583 }
2584
2585 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
2586 {
2587 struct sk_buff *skb;
2588 int ret;
2589
2590 skb = ath6kl_wmi_get_new_buf(len);
2591 if (!skb)
2592 return -ENOMEM;
2593
2594 memcpy(skb->data, buf, len);
2595
2596 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
2597
2598 return ret;
2599 }
2600
2601
2602 s32 ath6kl_wmi_get_rate(s8 rate_index)
2603 {
2604 if (rate_index == RATE_AUTO)
2605 return 0;
2606
2607 return wmi_rate_tbl[(u32) rate_index][0];
2608 }
2609
2610 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
2611 u32 len)
2612 {
2613 struct wmi_pmkid_list_reply *reply;
2614 u32 expected_len;
2615
2616 if (len < sizeof(struct wmi_pmkid_list_reply))
2617 return -EINVAL;
2618
2619 reply = (struct wmi_pmkid_list_reply *)datap;
2620 expected_len = sizeof(reply->num_pmkid) +
2621 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
2622
2623 if (len < expected_len)
2624 return -EINVAL;
2625
2626 return 0;
2627 }
2628
2629 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2630 struct ath6kl_vif *vif)
2631 {
2632 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
2633
2634 aggr_recv_addba_req_evt(vif, cmd->tid,
2635 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
2636
2637 return 0;
2638 }
2639
2640 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2641 struct ath6kl_vif *vif)
2642 {
2643 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
2644
2645 aggr_recv_delba_req_evt(vif, cmd->tid);
2646
2647 return 0;
2648 }
2649
2650 /* AP mode functions */
2651
2652 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
2653 struct wmi_connect_cmd *p)
2654 {
2655 struct sk_buff *skb;
2656 struct wmi_connect_cmd *cm;
2657 int res;
2658
2659 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
2660 if (!skb)
2661 return -ENOMEM;
2662
2663 cm = (struct wmi_connect_cmd *) skb->data;
2664 memcpy(cm, p, sizeof(*cm));
2665
2666 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
2667 NO_SYNC_WMIFLAG);
2668 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: nw_type=%u auth_mode=%u ch=%u "
2669 "ctrl_flags=0x%x-> res=%d\n",
2670 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
2671 le32_to_cpu(p->ctrl_flags), res);
2672 return res;
2673 }
2674
2675 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
2676 u16 reason)
2677 {
2678 struct sk_buff *skb;
2679 struct wmi_ap_set_mlme_cmd *cm;
2680
2681 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
2682 if (!skb)
2683 return -ENOMEM;
2684
2685 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
2686 memcpy(cm->mac, mac, ETH_ALEN);
2687 cm->reason = cpu_to_le16(reason);
2688 cm->cmd = cmd;
2689
2690 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
2691 NO_SYNC_WMIFLAG);
2692 }
2693
2694 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
2695 struct ath6kl_vif *vif)
2696 {
2697 struct wmi_pspoll_event *ev;
2698
2699 if (len < sizeof(struct wmi_pspoll_event))
2700 return -EINVAL;
2701
2702 ev = (struct wmi_pspoll_event *) datap;
2703
2704 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
2705
2706 return 0;
2707 }
2708
2709 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
2710 struct ath6kl_vif *vif)
2711 {
2712 ath6kl_dtimexpiry_event(vif);
2713
2714 return 0;
2715 }
2716
2717 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
2718 bool flag)
2719 {
2720 struct sk_buff *skb;
2721 struct wmi_ap_set_pvb_cmd *cmd;
2722 int ret;
2723
2724 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
2725 if (!skb)
2726 return -ENOMEM;
2727
2728 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
2729 cmd->aid = cpu_to_le16(aid);
2730 cmd->rsvd = cpu_to_le16(0);
2731 cmd->flag = cpu_to_le32(flag);
2732
2733 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
2734 NO_SYNC_WMIFLAG);
2735
2736 return 0;
2737 }
2738
2739 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
2740 u8 rx_meta_ver,
2741 bool rx_dot11_hdr, bool defrag_on_host)
2742 {
2743 struct sk_buff *skb;
2744 struct wmi_rx_frame_format_cmd *cmd;
2745 int ret;
2746
2747 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2748 if (!skb)
2749 return -ENOMEM;
2750
2751 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
2752 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
2753 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
2754 cmd->meta_ver = rx_meta_ver;
2755
2756 /* Delete the local aggr state, on host */
2757 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
2758 NO_SYNC_WMIFLAG);
2759
2760 return ret;
2761 }
2762
2763 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
2764 const u8 *ie, u8 ie_len)
2765 {
2766 struct sk_buff *skb;
2767 struct wmi_set_appie_cmd *p;
2768
2769 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
2770 if (!skb)
2771 return -ENOMEM;
2772
2773 ath6kl_dbg(ATH6KL_DBG_WMI, "set_appie_cmd: mgmt_frm_type=%u "
2774 "ie_len=%u\n", mgmt_frm_type, ie_len);
2775 p = (struct wmi_set_appie_cmd *) skb->data;
2776 p->mgmt_frm_type = mgmt_frm_type;
2777 p->ie_len = ie_len;
2778 memcpy(p->ie_info, ie, ie_len);
2779 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
2780 NO_SYNC_WMIFLAG);
2781 }
2782
2783 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
2784 {
2785 struct sk_buff *skb;
2786 struct wmi_disable_11b_rates_cmd *cmd;
2787
2788 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2789 if (!skb)
2790 return -ENOMEM;
2791
2792 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
2793 disable);
2794 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
2795 cmd->disable = disable ? 1 : 0;
2796
2797 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
2798 NO_SYNC_WMIFLAG);
2799 }
2800
2801 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
2802 {
2803 struct sk_buff *skb;
2804 struct wmi_remain_on_chnl_cmd *p;
2805
2806 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
2807 if (!skb)
2808 return -ENOMEM;
2809
2810 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
2811 freq, dur);
2812 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
2813 p->freq = cpu_to_le32(freq);
2814 p->duration = cpu_to_le32(dur);
2815 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
2816 NO_SYNC_WMIFLAG);
2817 }
2818
2819 int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
2820 u32 wait, const u8 *data, u16 data_len)
2821 {
2822 struct sk_buff *skb;
2823 struct wmi_send_action_cmd *p;
2824 u8 *buf;
2825
2826 if (wait)
2827 return -EINVAL; /* Offload for wait not supported */
2828
2829 buf = kmalloc(data_len, GFP_KERNEL);
2830 if (!buf)
2831 return -ENOMEM;
2832
2833 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
2834 if (!skb) {
2835 kfree(buf);
2836 return -ENOMEM;
2837 }
2838
2839 kfree(wmi->last_mgmt_tx_frame);
2840 wmi->last_mgmt_tx_frame = buf;
2841 wmi->last_mgmt_tx_frame_len = data_len;
2842
2843 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u "
2844 "len=%u\n", id, freq, wait, data_len);
2845 p = (struct wmi_send_action_cmd *) skb->data;
2846 p->id = cpu_to_le32(id);
2847 p->freq = cpu_to_le32(freq);
2848 p->wait = cpu_to_le32(wait);
2849 p->len = cpu_to_le16(data_len);
2850 memcpy(p->data, data, data_len);
2851 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
2852 NO_SYNC_WMIFLAG);
2853 }
2854
2855 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
2856 const u8 *dst, const u8 *data,
2857 u16 data_len)
2858 {
2859 struct sk_buff *skb;
2860 struct wmi_p2p_probe_response_cmd *p;
2861
2862 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
2863 if (!skb)
2864 return -ENOMEM;
2865
2866 ath6kl_dbg(ATH6KL_DBG_WMI, "send_probe_response_cmd: freq=%u dst=%pM "
2867 "len=%u\n", freq, dst, data_len);
2868 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
2869 p->freq = cpu_to_le32(freq);
2870 memcpy(p->destination_addr, dst, ETH_ALEN);
2871 p->len = cpu_to_le16(data_len);
2872 memcpy(p->data, data, data_len);
2873 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2874 WMI_SEND_PROBE_RESPONSE_CMDID,
2875 NO_SYNC_WMIFLAG);
2876 }
2877
2878 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
2879 {
2880 struct sk_buff *skb;
2881 struct wmi_probe_req_report_cmd *p;
2882
2883 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
2884 if (!skb)
2885 return -ENOMEM;
2886
2887 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
2888 enable);
2889 p = (struct wmi_probe_req_report_cmd *) skb->data;
2890 p->enable = enable ? 1 : 0;
2891 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
2892 NO_SYNC_WMIFLAG);
2893 }
2894
2895 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
2896 {
2897 struct sk_buff *skb;
2898 struct wmi_get_p2p_info *p;
2899
2900 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
2901 if (!skb)
2902 return -ENOMEM;
2903
2904 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
2905 info_req_flags);
2906 p = (struct wmi_get_p2p_info *) skb->data;
2907 p->info_req_flags = cpu_to_le32(info_req_flags);
2908 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
2909 NO_SYNC_WMIFLAG);
2910 }
2911
2912 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
2913 {
2914 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
2915 return ath6kl_wmi_simple_cmd(wmi, if_idx,
2916 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
2917 }
2918
2919 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
2920 {
2921 struct wmix_cmd_hdr *cmd;
2922 u32 len;
2923 u16 id;
2924 u8 *datap;
2925 int ret = 0;
2926
2927 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
2928 ath6kl_err("bad packet 1\n");
2929 return -EINVAL;
2930 }
2931
2932 cmd = (struct wmix_cmd_hdr *) skb->data;
2933 id = le32_to_cpu(cmd->cmd_id);
2934
2935 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
2936
2937 datap = skb->data;
2938 len = skb->len;
2939
2940 switch (id) {
2941 case WMIX_HB_CHALLENGE_RESP_EVENTID:
2942 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
2943 break;
2944 case WMIX_DBGLOG_EVENTID:
2945 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
2946 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
2947 break;
2948 default:
2949 ath6kl_warn("unknown cmd id 0x%x\n", id);
2950 ret = -EINVAL;
2951 break;
2952 }
2953
2954 return ret;
2955 }
2956
2957 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
2958 {
2959 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
2960 }
2961
2962 /* Control Path */
2963 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
2964 {
2965 struct wmi_cmd_hdr *cmd;
2966 struct ath6kl_vif *vif;
2967 u32 len;
2968 u16 id;
2969 u8 if_idx;
2970 u8 *datap;
2971 int ret = 0;
2972
2973 if (WARN_ON(skb == NULL))
2974 return -EINVAL;
2975
2976 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
2977 ath6kl_err("bad packet 1\n");
2978 dev_kfree_skb(skb);
2979 return -EINVAL;
2980 }
2981
2982 cmd = (struct wmi_cmd_hdr *) skb->data;
2983 id = le16_to_cpu(cmd->cmd_id);
2984 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
2985
2986 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
2987
2988 datap = skb->data;
2989 len = skb->len;
2990
2991 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
2992 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
2993 datap, len);
2994
2995 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
2996 if (!vif) {
2997 ath6kl_dbg(ATH6KL_DBG_WMI,
2998 "Wmi event for unavailable vif, vif_index:%d\n",
2999 if_idx);
3000 dev_kfree_skb(skb);
3001 return -EINVAL;
3002 }
3003
3004 switch (id) {
3005 case WMI_GET_BITRATE_CMDID:
3006 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
3007 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
3008 break;
3009 case WMI_GET_CHANNEL_LIST_CMDID:
3010 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
3011 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
3012 break;
3013 case WMI_GET_TX_PWR_CMDID:
3014 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
3015 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
3016 break;
3017 case WMI_READY_EVENTID:
3018 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
3019 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
3020 break;
3021 case WMI_CONNECT_EVENTID:
3022 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3023 ret = ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3024 break;
3025 case WMI_DISCONNECT_EVENTID:
3026 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3027 ret = ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3028 break;
3029 case WMI_PEER_NODE_EVENTID:
3030 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
3031 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
3032 break;
3033 case WMI_TKIP_MICERR_EVENTID:
3034 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3035 ret = ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3036 break;
3037 case WMI_BSSINFO_EVENTID:
3038 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3039 ret = ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3040 break;
3041 case WMI_REGDOMAIN_EVENTID:
3042 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
3043 ath6kl_wmi_regdomain_event(wmi, datap, len);
3044 break;
3045 case WMI_PSTREAM_TIMEOUT_EVENTID:
3046 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
3047 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
3048 break;
3049 case WMI_NEIGHBOR_REPORT_EVENTID:
3050 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3051 ret = ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3052 vif);
3053 break;
3054 case WMI_SCAN_COMPLETE_EVENTID:
3055 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3056 ret = ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3057 break;
3058 case WMI_CMDERROR_EVENTID:
3059 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
3060 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
3061 break;
3062 case WMI_REPORT_STATISTICS_EVENTID:
3063 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3064 ret = ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3065 break;
3066 case WMI_RSSI_THRESHOLD_EVENTID:
3067 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
3068 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
3069 break;
3070 case WMI_ERROR_REPORT_EVENTID:
3071 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
3072 break;
3073 case WMI_OPT_RX_FRAME_EVENTID:
3074 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
3075 /* this event has been deprecated */
3076 break;
3077 case WMI_REPORT_ROAM_TBL_EVENTID:
3078 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
3079 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
3080 break;
3081 case WMI_EXTENSION_EVENTID:
3082 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
3083 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
3084 break;
3085 case WMI_CAC_EVENTID:
3086 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3087 ret = ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3088 break;
3089 case WMI_CHANNEL_CHANGE_EVENTID:
3090 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
3091 break;
3092 case WMI_REPORT_ROAM_DATA_EVENTID:
3093 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
3094 break;
3095 case WMI_TEST_EVENTID:
3096 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
3097 ret = ath6kl_wmi_tcmd_test_report_rx(wmi, datap, len);
3098 break;
3099 case WMI_GET_FIXRATES_CMDID:
3100 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
3101 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
3102 break;
3103 case WMI_TX_RETRY_ERR_EVENTID:
3104 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
3105 break;
3106 case WMI_SNR_THRESHOLD_EVENTID:
3107 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
3108 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
3109 break;
3110 case WMI_LQ_THRESHOLD_EVENTID:
3111 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
3112 break;
3113 case WMI_APLIST_EVENTID:
3114 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
3115 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
3116 break;
3117 case WMI_GET_KEEPALIVE_CMDID:
3118 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
3119 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
3120 break;
3121 case WMI_GET_WOW_LIST_EVENTID:
3122 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
3123 ret = ath6kl_wmi_get_wow_list_event_rx(wmi, datap, len);
3124 break;
3125 case WMI_GET_PMKID_LIST_EVENTID:
3126 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
3127 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
3128 break;
3129 case WMI_PSPOLL_EVENTID:
3130 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3131 ret = ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3132 break;
3133 case WMI_DTIMEXPIRY_EVENTID:
3134 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3135 ret = ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3136 break;
3137 case WMI_SET_PARAMS_REPLY_EVENTID:
3138 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
3139 break;
3140 case WMI_ADDBA_REQ_EVENTID:
3141 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3142 ret = ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3143 break;
3144 case WMI_ADDBA_RESP_EVENTID:
3145 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
3146 break;
3147 case WMI_DELBA_REQ_EVENTID:
3148 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3149 ret = ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3150 break;
3151 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
3152 ath6kl_dbg(ATH6KL_DBG_WMI,
3153 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
3154 break;
3155 case WMI_REPORT_BTCOEX_STATS_EVENTID:
3156 ath6kl_dbg(ATH6KL_DBG_WMI,
3157 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
3158 break;
3159 case WMI_TX_COMPLETE_EVENTID:
3160 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
3161 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
3162 break;
3163 case WMI_REMAIN_ON_CHNL_EVENTID:
3164 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3165 ret = ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3166 break;
3167 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3168 ath6kl_dbg(ATH6KL_DBG_WMI,
3169 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3170 ret = ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3171 len, vif);
3172 break;
3173 case WMI_TX_STATUS_EVENTID:
3174 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3175 ret = ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3176 break;
3177 case WMI_RX_PROBE_REQ_EVENTID:
3178 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3179 ret = ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3180 break;
3181 case WMI_P2P_CAPABILITIES_EVENTID:
3182 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
3183 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
3184 break;
3185 case WMI_RX_ACTION_EVENTID:
3186 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3187 ret = ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3188 break;
3189 case WMI_P2P_INFO_EVENTID:
3190 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
3191 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
3192 break;
3193 default:
3194 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", id);
3195 ret = -EINVAL;
3196 break;
3197 }
3198
3199 dev_kfree_skb(skb);
3200
3201 return ret;
3202 }
3203
3204 static void ath6kl_wmi_qos_state_init(struct wmi *wmi)
3205 {
3206 if (!wmi)
3207 return;
3208
3209 spin_lock_bh(&wmi->lock);
3210
3211 wmi->fat_pipe_exist = 0;
3212 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
3213
3214 spin_unlock_bh(&wmi->lock);
3215 }
3216
3217 void *ath6kl_wmi_init(struct ath6kl *dev)
3218 {
3219 struct wmi *wmi;
3220
3221 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
3222 if (!wmi)
3223 return NULL;
3224
3225 spin_lock_init(&wmi->lock);
3226
3227 wmi->parent_dev = dev;
3228
3229 wmi->pwr_mode = REC_POWER;
3230
3231 ath6kl_wmi_qos_state_init(wmi);
3232
3233 return wmi;
3234 }
3235
3236 void ath6kl_wmi_shutdown(struct wmi *wmi)
3237 {
3238 if (!wmi)
3239 return;
3240
3241 kfree(wmi->last_mgmt_tx_frame);
3242 kfree(wmi);
3243 }
Linux kernel - Deliverables
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