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ath6kl: merge split format strings into one
[linux-2.6.git] / drivers / net / wireless / ath / ath6kl / wmi.c
blobdb688a2e1f6c461ea4c2e11f194b7fd0a2b5d654
1 /*
2 * Copyright (c) 2004-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18 #include <linux/ip.h>
19 #include "core.h"
20 #include "debug.h"
21 #include "testmode.h"
22 #include "../regd.h"
23 #include "../regd_common.h"
24
25 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx);
26
27 static const s32 wmi_rate_tbl[][2] = {
28 /* {W/O SGI, with SGI} */
29 {1000, 1000},
30 {2000, 2000},
31 {5500, 5500},
32 {11000, 11000},
33 {6000, 6000},
34 {9000, 9000},
35 {12000, 12000},
36 {18000, 18000},
37 {24000, 24000},
38 {36000, 36000},
39 {48000, 48000},
40 {54000, 54000},
41 {6500, 7200},
42 {13000, 14400},
43 {19500, 21700},
44 {26000, 28900},
45 {39000, 43300},
46 {52000, 57800},
47 {58500, 65000},
48 {65000, 72200},
49 {13500, 15000},
50 {27000, 30000},
51 {40500, 45000},
52 {54000, 60000},
53 {81000, 90000},
54 {108000, 120000},
55 {121500, 135000},
56 {135000, 150000},
57 {0, 0}
58 };
59
60 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */
61 static const u8 up_to_ac[] = {
62 WMM_AC_BE,
63 WMM_AC_BK,
64 WMM_AC_BK,
65 WMM_AC_BE,
66 WMM_AC_VI,
67 WMM_AC_VI,
68 WMM_AC_VO,
69 WMM_AC_VO,
70 };
71
72 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id)
73 {
74 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX))
75 return;
76
77 wmi->ep_id = ep_id;
78 }
79
80 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi)
81 {
82 return wmi->ep_id;
83 }
84
85 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx)
86 {
87 struct ath6kl_vif *vif, *found = NULL;
88
89 if (WARN_ON(if_idx > (ar->vif_max - 1)))
90 return NULL;
91
92 /* FIXME: Locking */
93 spin_lock_bh(&ar->list_lock);
94 list_for_each_entry(vif, &ar->vif_list, list) {
95 if (vif->fw_vif_idx == if_idx) {
96 found = vif;
97 break;
98 }
99 }
100 spin_unlock_bh(&ar->list_lock);
101
102 return found;
103 }
104
105 /* Performs DIX to 802.3 encapsulation for transmit packets.
106 * Assumes the entire DIX header is contigous and that there is
107 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers.
108 */
109 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb)
110 {
111 struct ath6kl_llc_snap_hdr *llc_hdr;
112 struct ethhdr *eth_hdr;
113 size_t new_len;
114 __be16 type;
115 u8 *datap;
116 u16 size;
117
118 if (WARN_ON(skb == NULL))
119 return -EINVAL;
120
121 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr);
122 if (skb_headroom(skb) < size)
123 return -ENOMEM;
124
125 eth_hdr = (struct ethhdr *) skb->data;
126 type = eth_hdr->h_proto;
127
128 if (!is_ethertype(be16_to_cpu(type))) {
129 ath6kl_dbg(ATH6KL_DBG_WMI,
130 "%s: pkt is already in 802.3 format\n", __func__);
131 return 0;
132 }
133
134 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr);
135
136 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr));
137 datap = skb->data;
138
139 eth_hdr->h_proto = cpu_to_be16(new_len);
140
141 memcpy(datap, eth_hdr, sizeof(*eth_hdr));
142
143 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr));
144 llc_hdr->dsap = 0xAA;
145 llc_hdr->ssap = 0xAA;
146 llc_hdr->cntl = 0x03;
147 llc_hdr->org_code[0] = 0x0;
148 llc_hdr->org_code[1] = 0x0;
149 llc_hdr->org_code[2] = 0x0;
150 llc_hdr->eth_type = type;
151
152 return 0;
153 }
154
155 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb,
156 u8 *version, void *tx_meta_info)
157 {
158 struct wmi_tx_meta_v1 *v1;
159 struct wmi_tx_meta_v2 *v2;
160
161 if (WARN_ON(skb == NULL || version == NULL))
162 return -EINVAL;
163
164 switch (*version) {
165 case WMI_META_VERSION_1:
166 skb_push(skb, WMI_MAX_TX_META_SZ);
167 v1 = (struct wmi_tx_meta_v1 *) skb->data;
168 v1->pkt_id = 0;
169 v1->rate_plcy_id = 0;
170 *version = WMI_META_VERSION_1;
171 break;
172 case WMI_META_VERSION_2:
173 skb_push(skb, WMI_MAX_TX_META_SZ);
174 v2 = (struct wmi_tx_meta_v2 *) skb->data;
175 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info,
176 sizeof(struct wmi_tx_meta_v2));
177 break;
178 }
179
180 return 0;
181 }
182
183 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb,
184 u8 msg_type, u32 flags,
185 enum wmi_data_hdr_data_type data_type,
186 u8 meta_ver, void *tx_meta_info, u8 if_idx)
187 {
188 struct wmi_data_hdr *data_hdr;
189 int ret;
190
191 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1)))
192 return -EINVAL;
193
194 if (tx_meta_info) {
195 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info);
196 if (ret)
197 return ret;
198 }
199
200 skb_push(skb, sizeof(struct wmi_data_hdr));
201
202 data_hdr = (struct wmi_data_hdr *)skb->data;
203 memset(data_hdr, 0, sizeof(struct wmi_data_hdr));
204
205 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT;
206 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT;
207
208 if (flags & WMI_DATA_HDR_FLAGS_MORE)
209 data_hdr->info |= WMI_DATA_HDR_MORE;
210
211 if (flags & WMI_DATA_HDR_FLAGS_EOSP)
212 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP);
213
214 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT);
215 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
216
217 return 0;
218 }
219
220 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri)
221 {
222 struct iphdr *ip_hdr = (struct iphdr *) pkt;
223 u8 ip_pri;
224
225 /*
226 * Determine IPTOS priority
227 *
228 * IP-TOS - 8bits
229 * : DSCP(6-bits) ECN(2-bits)
230 * : DSCP - P2 P1 P0 X X X
231 * where (P2 P1 P0) form 802.1D
232 */
233 ip_pri = ip_hdr->tos >> 5;
234 ip_pri &= 0x7;
235
236 if ((layer2_pri & 0x7) > ip_pri)
237 return (u8) layer2_pri & 0x7;
238 else
239 return ip_pri;
240 }
241
242 u8 ath6kl_wmi_get_traffic_class(u8 user_priority)
243 {
244 return up_to_ac[user_priority & 0x7];
245 }
246
247 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx,
248 struct sk_buff *skb,
249 u32 layer2_priority, bool wmm_enabled,
250 u8 *ac)
251 {
252 struct wmi_data_hdr *data_hdr;
253 struct ath6kl_llc_snap_hdr *llc_hdr;
254 struct wmi_create_pstream_cmd cmd;
255 u32 meta_size, hdr_size;
256 u16 ip_type = IP_ETHERTYPE;
257 u8 stream_exist, usr_pri;
258 u8 traffic_class = WMM_AC_BE;
259 u8 *datap;
260
261 if (WARN_ON(skb == NULL))
262 return -EINVAL;
263
264 datap = skb->data;
265 data_hdr = (struct wmi_data_hdr *) datap;
266
267 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) &
268 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0;
269
270 if (!wmm_enabled) {
271 /* If WMM is disabled all traffic goes as BE traffic */
272 usr_pri = 0;
273 } else {
274 hdr_size = sizeof(struct ethhdr);
275
276 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap +
277 sizeof(struct
278 wmi_data_hdr) +
279 meta_size + hdr_size);
280
281 if (llc_hdr->eth_type == htons(ip_type)) {
282 /*
283 * Extract the endpoint info from the TOS field
284 * in the IP header.
285 */
286 usr_pri =
287 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) +
288 sizeof(struct ath6kl_llc_snap_hdr),
289 layer2_priority);
290 } else
291 usr_pri = layer2_priority & 0x7;
292 }
293
294 /*
295 * workaround for WMM S5
296 *
297 * FIXME: wmi->traffic_class is always 100 so this test doesn't
298 * make sense
299 */
300 if ((wmi->traffic_class == WMM_AC_VI) &&
301 ((usr_pri == 5) || (usr_pri == 4)))
302 usr_pri = 1;
303
304 /* Convert user priority to traffic class */
305 traffic_class = up_to_ac[usr_pri & 0x7];
306
307 wmi_data_hdr_set_up(data_hdr, usr_pri);
308
309 spin_lock_bh(&wmi->lock);
310 stream_exist = wmi->fat_pipe_exist;
311 spin_unlock_bh(&wmi->lock);
312
313 if (!(stream_exist & (1 << traffic_class))) {
314 memset(&cmd, 0, sizeof(cmd));
315 cmd.traffic_class = traffic_class;
316 cmd.user_pri = usr_pri;
317 cmd.inactivity_int =
318 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT);
319 /* Implicit streams are created with TSID 0xFF */
320 cmd.tsid = WMI_IMPLICIT_PSTREAM;
321 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd);
322 }
323
324 *ac = traffic_class;
325
326 return 0;
327 }
328
329 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb)
330 {
331 struct ieee80211_hdr_3addr *pwh, wh;
332 struct ath6kl_llc_snap_hdr *llc_hdr;
333 struct ethhdr eth_hdr;
334 u32 hdr_size;
335 u8 *datap;
336 __le16 sub_type;
337
338 if (WARN_ON(skb == NULL))
339 return -EINVAL;
340
341 datap = skb->data;
342 pwh = (struct ieee80211_hdr_3addr *) datap;
343
344 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE);
345
346 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr));
347
348 /* Strip off the 802.11 header */
349 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) {
350 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr),
351 sizeof(u32));
352 skb_pull(skb, hdr_size);
353 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA))
354 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr));
355
356 datap = skb->data;
357 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap);
358
359 memset(&eth_hdr, 0, sizeof(eth_hdr));
360 eth_hdr.h_proto = llc_hdr->eth_type;
361
362 switch ((le16_to_cpu(wh.frame_control)) &
363 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) {
364 case 0:
365 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
366 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
367 break;
368 case IEEE80211_FCTL_TODS:
369 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN);
370 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN);
371 break;
372 case IEEE80211_FCTL_FROMDS:
373 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN);
374 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN);
375 break;
376 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS:
377 break;
378 }
379
380 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
381 skb_push(skb, sizeof(eth_hdr));
382
383 datap = skb->data;
384
385 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
386
387 return 0;
388 }
389
390 /*
391 * Performs 802.3 to DIX encapsulation for received packets.
392 * Assumes the entire 802.3 header is contigous.
393 */
394 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb)
395 {
396 struct ath6kl_llc_snap_hdr *llc_hdr;
397 struct ethhdr eth_hdr;
398 u8 *datap;
399
400 if (WARN_ON(skb == NULL))
401 return -EINVAL;
402
403 datap = skb->data;
404
405 memcpy(&eth_hdr, datap, sizeof(eth_hdr));
406
407 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr));
408 eth_hdr.h_proto = llc_hdr->eth_type;
409
410 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr));
411 datap = skb->data;
412
413 memcpy(datap, &eth_hdr, sizeof(eth_hdr));
414
415 return 0;
416 }
417
418 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len)
419 {
420 struct tx_complete_msg_v1 *msg_v1;
421 struct wmi_tx_complete_event *evt;
422 int index;
423 u16 size;
424
425 evt = (struct wmi_tx_complete_event *) datap;
426
427 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n",
428 evt->num_msg, evt->msg_len, evt->msg_type);
429
430 for (index = 0; index < evt->num_msg; index++) {
431 size = sizeof(struct wmi_tx_complete_event) +
432 (index * sizeof(struct tx_complete_msg_v1));
433 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size);
434
435 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n",
436 msg_v1->status, msg_v1->pkt_id,
437 msg_v1->rate_idx, msg_v1->ack_failures);
438 }
439
440 return 0;
441 }
442
443 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
444 int len, struct ath6kl_vif *vif)
445 {
446 struct wmi_remain_on_chnl_event *ev;
447 u32 freq;
448 u32 dur;
449 struct ieee80211_channel *chan;
450 struct ath6kl *ar = wmi->parent_dev;
451 u32 id;
452
453 if (len < sizeof(*ev))
454 return -EINVAL;
455
456 ev = (struct wmi_remain_on_chnl_event *) datap;
457 freq = le32_to_cpu(ev->freq);
458 dur = le32_to_cpu(ev->duration);
459 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n",
460 freq, dur);
461 chan = ieee80211_get_channel(ar->wiphy, freq);
462 if (!chan) {
463 ath6kl_dbg(ATH6KL_DBG_WMI,
464 "remain_on_chnl: Unknown channel (freq=%u)\n",
465 freq);
466 return -EINVAL;
467 }
468 id = vif->last_roc_id;
469 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT,
470 dur, GFP_ATOMIC);
471
472 return 0;
473 }
474
475 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
476 u8 *datap, int len,
477 struct ath6kl_vif *vif)
478 {
479 struct wmi_cancel_remain_on_chnl_event *ev;
480 u32 freq;
481 u32 dur;
482 struct ieee80211_channel *chan;
483 struct ath6kl *ar = wmi->parent_dev;
484 u32 id;
485
486 if (len < sizeof(*ev))
487 return -EINVAL;
488
489 ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
490 freq = le32_to_cpu(ev->freq);
491 dur = le32_to_cpu(ev->duration);
492 ath6kl_dbg(ATH6KL_DBG_WMI,
493 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n",
494 freq, dur, ev->status);
495 chan = ieee80211_get_channel(ar->wiphy, freq);
496 if (!chan) {
497 ath6kl_dbg(ATH6KL_DBG_WMI,
498 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n",
499 freq);
500 return -EINVAL;
501 }
502 if (vif->last_cancel_roc_id &&
503 vif->last_cancel_roc_id + 1 == vif->last_roc_id)
504 id = vif->last_cancel_roc_id; /* event for cancel command */
505 else
506 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
507 vif->last_cancel_roc_id = 0;
508 cfg80211_remain_on_channel_expired(vif->ndev, id, chan,
509 NL80211_CHAN_NO_HT, GFP_ATOMIC);
510
511 return 0;
512 }
513
514 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
515 struct ath6kl_vif *vif)
516 {
517 struct wmi_tx_status_event *ev;
518 u32 id;
519
520 if (len < sizeof(*ev))
521 return -EINVAL;
522
523 ev = (struct wmi_tx_status_event *) datap;
524 id = le32_to_cpu(ev->id);
525 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
526 id, ev->ack_status);
527 if (wmi->last_mgmt_tx_frame) {
528 cfg80211_mgmt_tx_status(vif->ndev, id,
529 wmi->last_mgmt_tx_frame,
530 wmi->last_mgmt_tx_frame_len,
531 !!ev->ack_status, GFP_ATOMIC);
532 kfree(wmi->last_mgmt_tx_frame);
533 wmi->last_mgmt_tx_frame = NULL;
534 wmi->last_mgmt_tx_frame_len = 0;
535 }
536
537 return 0;
538 }
539
540 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
541 struct ath6kl_vif *vif)
542 {
543 struct wmi_p2p_rx_probe_req_event *ev;
544 u32 freq;
545 u16 dlen;
546
547 if (len < sizeof(*ev))
548 return -EINVAL;
549
550 ev = (struct wmi_p2p_rx_probe_req_event *) datap;
551 freq = le32_to_cpu(ev->freq);
552 dlen = le16_to_cpu(ev->len);
553 if (datap + len < ev->data + dlen) {
554 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n",
555 len, dlen);
556 return -EINVAL;
557 }
558 ath6kl_dbg(ATH6KL_DBG_WMI,
559 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n",
560 dlen, freq, vif->probe_req_report);
561
562 if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
563 cfg80211_rx_mgmt(vif->ndev, freq, 0,
564 ev->data, dlen, GFP_ATOMIC);
565
566 return 0;
567 }
568
569 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
570 {
571 struct wmi_p2p_capabilities_event *ev;
572 u16 dlen;
573
574 if (len < sizeof(*ev))
575 return -EINVAL;
576
577 ev = (struct wmi_p2p_capabilities_event *) datap;
578 dlen = le16_to_cpu(ev->len);
579 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
580
581 return 0;
582 }
583
584 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
585 struct ath6kl_vif *vif)
586 {
587 struct wmi_rx_action_event *ev;
588 u32 freq;
589 u16 dlen;
590
591 if (len < sizeof(*ev))
592 return -EINVAL;
593
594 ev = (struct wmi_rx_action_event *) datap;
595 freq = le32_to_cpu(ev->freq);
596 dlen = le16_to_cpu(ev->len);
597 if (datap + len < ev->data + dlen) {
598 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n",
599 len, dlen);
600 return -EINVAL;
601 }
602 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
603 cfg80211_rx_mgmt(vif->ndev, freq, 0,
604 ev->data, dlen, GFP_ATOMIC);
605
606 return 0;
607 }
608
609 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
610 {
611 struct wmi_p2p_info_event *ev;
612 u32 flags;
613 u16 dlen;
614
615 if (len < sizeof(*ev))
616 return -EINVAL;
617
618 ev = (struct wmi_p2p_info_event *) datap;
619 flags = le32_to_cpu(ev->info_req_flags);
620 dlen = le16_to_cpu(ev->len);
621 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
622
623 if (flags & P2P_FLAG_CAPABILITIES_REQ) {
624 struct wmi_p2p_capabilities *cap;
625 if (dlen < sizeof(*cap))
626 return -EINVAL;
627 cap = (struct wmi_p2p_capabilities *) ev->data;
628 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
629 cap->go_power_save);
630 }
631
632 if (flags & P2P_FLAG_MACADDR_REQ) {
633 struct wmi_p2p_macaddr *mac;
634 if (dlen < sizeof(*mac))
635 return -EINVAL;
636 mac = (struct wmi_p2p_macaddr *) ev->data;
637 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
638 mac->mac_addr);
639 }
640
641 if (flags & P2P_FLAG_HMODEL_REQ) {
642 struct wmi_p2p_hmodel *mod;
643 if (dlen < sizeof(*mod))
644 return -EINVAL;
645 mod = (struct wmi_p2p_hmodel *) ev->data;
646 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
647 mod->p2p_model,
648 mod->p2p_model ? "host" : "firmware");
649 }
650 return 0;
651 }
652
653 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
654 {
655 struct sk_buff *skb;
656
657 skb = ath6kl_buf_alloc(size);
658 if (!skb)
659 return NULL;
660
661 skb_put(skb, size);
662 if (size)
663 memset(skb->data, 0, size);
664
665 return skb;
666 }
667
668 /* Send a "simple" wmi command -- one with no arguments */
669 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
670 enum wmi_cmd_id cmd_id)
671 {
672 struct sk_buff *skb;
673 int ret;
674
675 skb = ath6kl_wmi_get_new_buf(0);
676 if (!skb)
677 return -ENOMEM;
678
679 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
680
681 return ret;
682 }
683
684 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
685 {
686 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
687
688 if (len < sizeof(struct wmi_ready_event_2))
689 return -EINVAL;
690
691 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
692 le32_to_cpu(ev->sw_version),
693 le32_to_cpu(ev->abi_version));
694
695 return 0;
696 }
697
698 /*
699 * Mechanism to modify the roaming behavior in the firmware. The lower rssi
700 * at which the station has to roam can be passed with
701 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
702 * in dBm.
703 */
704 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
705 {
706 struct sk_buff *skb;
707 struct roam_ctrl_cmd *cmd;
708
709 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
710 if (!skb)
711 return -ENOMEM;
712
713 cmd = (struct roam_ctrl_cmd *) skb->data;
714
715 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
716 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
717 DEF_SCAN_FOR_ROAM_INTVL);
718 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
719 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
720 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
721
722 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
723 NO_SYNC_WMIFLAG);
724
725 return 0;
726 }
727
728 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
729 {
730 struct sk_buff *skb;
731 struct roam_ctrl_cmd *cmd;
732
733 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
734 if (!skb)
735 return -ENOMEM;
736
737 cmd = (struct roam_ctrl_cmd *) skb->data;
738 memset(cmd, 0, sizeof(*cmd));
739
740 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
741 cmd->roam_ctrl = WMI_FORCE_ROAM;
742
743 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
744 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
745 NO_SYNC_WMIFLAG);
746 }
747
748 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
749 {
750 struct sk_buff *skb;
751 struct roam_ctrl_cmd *cmd;
752
753 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
754 if (!skb)
755 return -ENOMEM;
756
757 cmd = (struct roam_ctrl_cmd *) skb->data;
758 memset(cmd, 0, sizeof(*cmd));
759
760 cmd->info.roam_mode = mode;
761 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
762
763 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
764 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
765 NO_SYNC_WMIFLAG);
766 }
767
768 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
769 struct ath6kl_vif *vif)
770 {
771 struct wmi_connect_event *ev;
772 u8 *pie, *peie;
773
774 if (len < sizeof(struct wmi_connect_event))
775 return -EINVAL;
776
777 ev = (struct wmi_connect_event *) datap;
778
779 if (vif->nw_type == AP_NETWORK) {
780 /* AP mode start/STA connected event */
781 struct net_device *dev = vif->ndev;
782 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
783 ath6kl_dbg(ATH6KL_DBG_WMI,
784 "%s: freq %d bssid %pM (AP started)\n",
785 __func__, le16_to_cpu(ev->u.ap_bss.ch),
786 ev->u.ap_bss.bssid);
787 ath6kl_connect_ap_mode_bss(
788 vif, le16_to_cpu(ev->u.ap_bss.ch));
789 } else {
790 ath6kl_dbg(ATH6KL_DBG_WMI,
791 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n",
792 __func__, ev->u.ap_sta.aid,
793 ev->u.ap_sta.mac_addr,
794 ev->u.ap_sta.auth,
795 ev->u.ap_sta.keymgmt,
796 le16_to_cpu(ev->u.ap_sta.cipher),
797 ev->u.ap_sta.apsd_info);
798
799 ath6kl_connect_ap_mode_sta(
800 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
801 ev->u.ap_sta.keymgmt,
802 le16_to_cpu(ev->u.ap_sta.cipher),
803 ev->u.ap_sta.auth, ev->assoc_req_len,
804 ev->assoc_info + ev->beacon_ie_len,
805 ev->u.ap_sta.apsd_info);
806 }
807 return 0;
808 }
809
810 /* STA/IBSS mode connection event */
811
812 ath6kl_dbg(ATH6KL_DBG_WMI,
813 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
814 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
815 le16_to_cpu(ev->u.sta.listen_intvl),
816 le16_to_cpu(ev->u.sta.beacon_intvl),
817 le32_to_cpu(ev->u.sta.nw_type));
818
819 /* Start of assoc rsp IEs */
820 pie = ev->assoc_info + ev->beacon_ie_len +
821 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
822
823 /* End of assoc rsp IEs */
824 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
825 ev->assoc_resp_len;
826
827 while (pie < peie) {
828 switch (*pie) {
829 case WLAN_EID_VENDOR_SPECIFIC:
830 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
831 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
832 /* WMM OUT (00:50:F2) */
833 if (pie[1] > 5 &&
834 pie[6] == WMM_PARAM_OUI_SUBTYPE)
835 wmi->is_wmm_enabled = true;
836 }
837 break;
838 }
839
840 if (wmi->is_wmm_enabled)
841 break;
842
843 pie += pie[1] + 2;
844 }
845
846 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
847 ev->u.sta.bssid,
848 le16_to_cpu(ev->u.sta.listen_intvl),
849 le16_to_cpu(ev->u.sta.beacon_intvl),
850 le32_to_cpu(ev->u.sta.nw_type),
851 ev->beacon_ie_len, ev->assoc_req_len,
852 ev->assoc_resp_len, ev->assoc_info);
853
854 return 0;
855 }
856
857 static struct country_code_to_enum_rd *
858 ath6kl_regd_find_country(u16 countryCode)
859 {
860 int i;
861
862 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
863 if (allCountries[i].countryCode == countryCode)
864 return &allCountries[i];
865 }
866
867 return NULL;
868 }
869
870 static struct reg_dmn_pair_mapping *
871 ath6kl_get_regpair(u16 regdmn)
872 {
873 int i;
874
875 if (regdmn == NO_ENUMRD)
876 return NULL;
877
878 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
879 if (regDomainPairs[i].regDmnEnum == regdmn)
880 return &regDomainPairs[i];
881 }
882
883 return NULL;
884 }
885
886 static struct country_code_to_enum_rd *
887 ath6kl_regd_find_country_by_rd(u16 regdmn)
888 {
889 int i;
890
891 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
892 if (allCountries[i].regDmnEnum == regdmn)
893 return &allCountries[i];
894 }
895
896 return NULL;
897 }
898
899 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
900 {
901
902 struct ath6kl_wmi_regdomain *ev;
903 struct country_code_to_enum_rd *country = NULL;
904 struct reg_dmn_pair_mapping *regpair = NULL;
905 char alpha2[2];
906 u32 reg_code;
907
908 ev = (struct ath6kl_wmi_regdomain *) datap;
909 reg_code = le32_to_cpu(ev->reg_code);
910
911 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG)
912 country = ath6kl_regd_find_country((u16) reg_code);
913 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
914
915 regpair = ath6kl_get_regpair((u16) reg_code);
916 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
917 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
918 regpair->regDmnEnum);
919 }
920
921 if (country && wmi->parent_dev->wiphy_registered) {
922 alpha2[0] = country->isoName[0];
923 alpha2[1] = country->isoName[1];
924
925 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
926
927 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
928 alpha2[0], alpha2[1]);
929 }
930 }
931
932 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
933 struct ath6kl_vif *vif)
934 {
935 struct wmi_disconnect_event *ev;
936 wmi->traffic_class = 100;
937
938 if (len < sizeof(struct wmi_disconnect_event))
939 return -EINVAL;
940
941 ev = (struct wmi_disconnect_event *) datap;
942
943 ath6kl_dbg(ATH6KL_DBG_WMI,
944 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
945 le16_to_cpu(ev->proto_reason_status), ev->bssid,
946 ev->disconn_reason, ev->assoc_resp_len);
947
948 wmi->is_wmm_enabled = false;
949
950 ath6kl_disconnect_event(vif, ev->disconn_reason,
951 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
952 le16_to_cpu(ev->proto_reason_status));
953
954 return 0;
955 }
956
957 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
958 {
959 struct wmi_peer_node_event *ev;
960
961 if (len < sizeof(struct wmi_peer_node_event))
962 return -EINVAL;
963
964 ev = (struct wmi_peer_node_event *) datap;
965
966 if (ev->event_code == PEER_NODE_JOIN_EVENT)
967 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
968 ev->peer_mac_addr);
969 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
970 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
971 ev->peer_mac_addr);
972
973 return 0;
974 }
975
976 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
977 struct ath6kl_vif *vif)
978 {
979 struct wmi_tkip_micerr_event *ev;
980
981 if (len < sizeof(struct wmi_tkip_micerr_event))
982 return -EINVAL;
983
984 ev = (struct wmi_tkip_micerr_event *) datap;
985
986 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
987
988 return 0;
989 }
990
991 void ath6kl_wmi_sscan_timer(unsigned long ptr)
992 {
993 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr;
994
995 cfg80211_sched_scan_results(vif->ar->wiphy);
996 }
997
998 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
999 struct ath6kl_vif *vif)
1000 {
1001 struct wmi_bss_info_hdr2 *bih;
1002 u8 *buf;
1003 struct ieee80211_channel *channel;
1004 struct ath6kl *ar = wmi->parent_dev;
1005 struct ieee80211_mgmt *mgmt;
1006 struct cfg80211_bss *bss;
1007
1008 if (len <= sizeof(struct wmi_bss_info_hdr2))
1009 return -EINVAL;
1010
1011 bih = (struct wmi_bss_info_hdr2 *) datap;
1012 buf = datap + sizeof(struct wmi_bss_info_hdr2);
1013 len -= sizeof(struct wmi_bss_info_hdr2);
1014
1015 ath6kl_dbg(ATH6KL_DBG_WMI,
1016 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
1017 "frame_type=%d\n",
1018 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
1019 bih->frame_type);
1020
1021 if (bih->frame_type != BEACON_FTYPE &&
1022 bih->frame_type != PROBERESP_FTYPE)
1023 return 0; /* Only update BSS table for now */
1024
1025 if (bih->frame_type == BEACON_FTYPE &&
1026 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1027 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1028 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1029 NONE_BSS_FILTER, 0);
1030 }
1031
1032 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1033 if (channel == NULL)
1034 return -EINVAL;
1035
1036 if (len < 8 + 2 + 2)
1037 return -EINVAL;
1038
1039 if (bih->frame_type == BEACON_FTYPE &&
1040 test_bit(CONNECTED, &vif->flags) &&
1041 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1042 const u8 *tim;
1043 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1044 len - 8 - 2 - 2);
1045 if (tim && tim[1] >= 2) {
1046 vif->assoc_bss_dtim_period = tim[3];
1047 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1048 }
1049 }
1050
1051 /*
1052 * In theory, use of cfg80211_inform_bss() would be more natural here
1053 * since we do not have the full frame. However, at least for now,
1054 * cfg80211 can only distinguish Beacon and Probe Response frames from
1055 * each other when using cfg80211_inform_bss_frame(), so let's build a
1056 * fake IEEE 802.11 header to be able to take benefit of this.
1057 */
1058 mgmt = kmalloc(24 + len, GFP_ATOMIC);
1059 if (mgmt == NULL)
1060 return -EINVAL;
1061
1062 if (bih->frame_type == BEACON_FTYPE) {
1063 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1064 IEEE80211_STYPE_BEACON);
1065 memset(mgmt->da, 0xff, ETH_ALEN);
1066 } else {
1067 struct net_device *dev = vif->ndev;
1068
1069 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1070 IEEE80211_STYPE_PROBE_RESP);
1071 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN);
1072 }
1073 mgmt->duration = cpu_to_le16(0);
1074 memcpy(mgmt->sa, bih->bssid, ETH_ALEN);
1075 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN);
1076 mgmt->seq_ctrl = cpu_to_le16(0);
1077
1078 memcpy(&mgmt->u.beacon, buf, len);
1079
1080 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt,
1081 24 + len, (bih->snr - 95) * 100,
1082 GFP_ATOMIC);
1083 kfree(mgmt);
1084 if (bss == NULL)
1085 return -ENOMEM;
1086 cfg80211_put_bss(bss);
1087
1088 /*
1089 * Firmware doesn't return any event when scheduled scan has
1090 * finished, so we need to use a timer to find out when there are
1091 * no more results.
1092 *
1093 * The timer is started from the first bss info received, otherwise
1094 * the timer would not ever fire if the scan interval is short
1095 * enough.
1096 */
1097 if (ar->state == ATH6KL_STATE_SCHED_SCAN &&
1098 !timer_pending(&vif->sched_scan_timer)) {
1099 mod_timer(&vif->sched_scan_timer, jiffies +
1100 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
1101 }
1102
1103 return 0;
1104 }
1105
1106 /* Inactivity timeout of a fatpipe(pstream) at the target */
1107 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1108 int len)
1109 {
1110 struct wmi_pstream_timeout_event *ev;
1111
1112 if (len < sizeof(struct wmi_pstream_timeout_event))
1113 return -EINVAL;
1114
1115 ev = (struct wmi_pstream_timeout_event *) datap;
1116
1117 /*
1118 * When the pstream (fat pipe == AC) timesout, it means there were
1119 * no thinStreams within this pstream & it got implicitly created
1120 * due to data flow on this AC. We start the inactivity timer only
1121 * for implicitly created pstream. Just reset the host state.
1122 */
1123 spin_lock_bh(&wmi->lock);
1124 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1125 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1126 spin_unlock_bh(&wmi->lock);
1127
1128 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1129 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1130
1131 return 0;
1132 }
1133
1134 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1135 {
1136 struct wmi_bit_rate_reply *reply;
1137 s32 rate;
1138 u32 sgi, index;
1139
1140 if (len < sizeof(struct wmi_bit_rate_reply))
1141 return -EINVAL;
1142
1143 reply = (struct wmi_bit_rate_reply *) datap;
1144
1145 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1146
1147 if (reply->rate_index == (s8) RATE_AUTO) {
1148 rate = RATE_AUTO;
1149 } else {
1150 index = reply->rate_index & 0x7f;
1151 sgi = (reply->rate_index & 0x80) ? 1 : 0;
1152 rate = wmi_rate_tbl[index][sgi];
1153 }
1154
1155 ath6kl_wakeup_event(wmi->parent_dev);
1156
1157 return 0;
1158 }
1159
1160 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
1161 {
1162 ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
1163
1164 return 0;
1165 }
1166
1167 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1168 {
1169 if (len < sizeof(struct wmi_fix_rates_reply))
1170 return -EINVAL;
1171
1172 ath6kl_wakeup_event(wmi->parent_dev);
1173
1174 return 0;
1175 }
1176
1177 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1178 {
1179 if (len < sizeof(struct wmi_channel_list_reply))
1180 return -EINVAL;
1181
1182 ath6kl_wakeup_event(wmi->parent_dev);
1183
1184 return 0;
1185 }
1186
1187 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1188 {
1189 struct wmi_tx_pwr_reply *reply;
1190
1191 if (len < sizeof(struct wmi_tx_pwr_reply))
1192 return -EINVAL;
1193
1194 reply = (struct wmi_tx_pwr_reply *) datap;
1195 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1196
1197 return 0;
1198 }
1199
1200 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1201 {
1202 if (len < sizeof(struct wmi_get_keepalive_cmd))
1203 return -EINVAL;
1204
1205 ath6kl_wakeup_event(wmi->parent_dev);
1206
1207 return 0;
1208 }
1209
1210 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1211 struct ath6kl_vif *vif)
1212 {
1213 struct wmi_scan_complete_event *ev;
1214
1215 ev = (struct wmi_scan_complete_event *) datap;
1216
1217 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1218 wmi->is_probe_ssid = false;
1219
1220 return 0;
1221 }
1222
1223 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1224 int len, struct ath6kl_vif *vif)
1225 {
1226 struct wmi_neighbor_report_event *ev;
1227 u8 i;
1228
1229 if (len < sizeof(*ev))
1230 return -EINVAL;
1231 ev = (struct wmi_neighbor_report_event *) datap;
1232 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
1233 > len) {
1234 ath6kl_dbg(ATH6KL_DBG_WMI,
1235 "truncated neighbor event (num=%d len=%d)\n",
1236 ev->num_neighbors, len);
1237 return -EINVAL;
1238 }
1239 for (i = 0; i < ev->num_neighbors; i++) {
1240 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1241 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1242 ev->neighbor[i].bss_flags);
1243 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1244 ev->neighbor[i].bssid,
1245 !!(ev->neighbor[i].bss_flags &
1246 WMI_PREAUTH_CAPABLE_BSS),
1247 GFP_ATOMIC);
1248 }
1249
1250 return 0;
1251 }
1252
1253 /*
1254 * Target is reporting a programming error. This is for
1255 * developer aid only. Target only checks a few common violations
1256 * and it is responsibility of host to do all error checking.
1257 * Behavior of target after wmi error event is undefined.
1258 * A reset is recommended.
1259 */
1260 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1261 {
1262 const char *type = "unknown error";
1263 struct wmi_cmd_error_event *ev;
1264 ev = (struct wmi_cmd_error_event *) datap;
1265
1266 switch (ev->err_code) {
1267 case INVALID_PARAM:
1268 type = "invalid parameter";
1269 break;
1270 case ILLEGAL_STATE:
1271 type = "invalid state";
1272 break;
1273 case INTERNAL_ERROR:
1274 type = "internal error";
1275 break;
1276 }
1277
1278 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1279 ev->cmd_id, type);
1280
1281 return 0;
1282 }
1283
1284 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1285 struct ath6kl_vif *vif)
1286 {
1287 ath6kl_tgt_stats_event(vif, datap, len);
1288
1289 return 0;
1290 }
1291
1292 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1293 struct sq_threshold_params *sq_thresh,
1294 u32 size)
1295 {
1296 u32 index;
1297 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1298
1299 /* The list is already in sorted order. Get the next lower value */
1300 for (index = 0; index < size; index++) {
1301 if (rssi < sq_thresh->upper_threshold[index]) {
1302 threshold = (u8) sq_thresh->upper_threshold[index];
1303 break;
1304 }
1305 }
1306
1307 return threshold;
1308 }
1309
1310 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1311 struct sq_threshold_params *sq_thresh,
1312 u32 size)
1313 {
1314 u32 index;
1315 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1316
1317 /* The list is already in sorted order. Get the next lower value */
1318 for (index = 0; index < size; index++) {
1319 if (rssi > sq_thresh->lower_threshold[index]) {
1320 threshold = (u8) sq_thresh->lower_threshold[index];
1321 break;
1322 }
1323 }
1324
1325 return threshold;
1326 }
1327
1328 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1329 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1330 {
1331 struct sk_buff *skb;
1332 struct wmi_rssi_threshold_params_cmd *cmd;
1333
1334 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1335 if (!skb)
1336 return -ENOMEM;
1337
1338 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1339 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1340
1341 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1342 NO_SYNC_WMIFLAG);
1343 }
1344
1345 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1346 int len)
1347 {
1348 struct wmi_rssi_threshold_event *reply;
1349 struct wmi_rssi_threshold_params_cmd cmd;
1350 struct sq_threshold_params *sq_thresh;
1351 enum wmi_rssi_threshold_val new_threshold;
1352 u8 upper_rssi_threshold, lower_rssi_threshold;
1353 s16 rssi;
1354 int ret;
1355
1356 if (len < sizeof(struct wmi_rssi_threshold_event))
1357 return -EINVAL;
1358
1359 reply = (struct wmi_rssi_threshold_event *) datap;
1360 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1361 rssi = a_sle16_to_cpu(reply->rssi);
1362
1363 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1364
1365 /*
1366 * Identify the threshold breached and communicate that to the app.
1367 * After that install a new set of thresholds based on the signal
1368 * quality reported by the target
1369 */
1370 if (new_threshold) {
1371 /* Upper threshold breached */
1372 if (rssi < sq_thresh->upper_threshold[0]) {
1373 ath6kl_dbg(ATH6KL_DBG_WMI,
1374 "spurious upper rssi threshold event: %d\n",
1375 rssi);
1376 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1377 (rssi >= sq_thresh->upper_threshold[0])) {
1378 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1379 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1380 (rssi >= sq_thresh->upper_threshold[1])) {
1381 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1382 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1383 (rssi >= sq_thresh->upper_threshold[2])) {
1384 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1385 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1386 (rssi >= sq_thresh->upper_threshold[3])) {
1387 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1388 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1389 (rssi >= sq_thresh->upper_threshold[4])) {
1390 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1391 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1392 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1393 }
1394 } else {
1395 /* Lower threshold breached */
1396 if (rssi > sq_thresh->lower_threshold[0]) {
1397 ath6kl_dbg(ATH6KL_DBG_WMI,
1398 "spurious lower rssi threshold event: %d %d\n",
1399 rssi, sq_thresh->lower_threshold[0]);
1400 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1401 (rssi <= sq_thresh->lower_threshold[0])) {
1402 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1403 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1404 (rssi <= sq_thresh->lower_threshold[1])) {
1405 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1406 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1407 (rssi <= sq_thresh->lower_threshold[2])) {
1408 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1409 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1410 (rssi <= sq_thresh->lower_threshold[3])) {
1411 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1412 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1413 (rssi <= sq_thresh->lower_threshold[4])) {
1414 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1415 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1416 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1417 }
1418 }
1419
1420 /* Calculate and install the next set of thresholds */
1421 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1422 sq_thresh->lower_threshold_valid_count);
1423 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1424 sq_thresh->upper_threshold_valid_count);
1425
1426 /* Issue a wmi command to install the thresholds */
1427 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1428 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1429 cmd.weight = sq_thresh->weight;
1430 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1431
1432 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1433 if (ret) {
1434 ath6kl_err("unable to configure rssi thresholds\n");
1435 return -EIO;
1436 }
1437
1438 return 0;
1439 }
1440
1441 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1442 struct ath6kl_vif *vif)
1443 {
1444 struct wmi_cac_event *reply;
1445 struct ieee80211_tspec_ie *ts;
1446 u16 active_tsids, tsinfo;
1447 u8 tsid, index;
1448 u8 ts_id;
1449
1450 if (len < sizeof(struct wmi_cac_event))
1451 return -EINVAL;
1452
1453 reply = (struct wmi_cac_event *) datap;
1454
1455 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1456 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1457
1458 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1459 tsinfo = le16_to_cpu(ts->tsinfo);
1460 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1461 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1462
1463 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1464 reply->ac, tsid);
1465 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1466 /*
1467 * Following assumes that there is only one outstanding
1468 * ADDTS request when this event is received
1469 */
1470 spin_lock_bh(&wmi->lock);
1471 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1472 spin_unlock_bh(&wmi->lock);
1473
1474 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1475 if ((active_tsids >> index) & 1)
1476 break;
1477 }
1478 if (index < (sizeof(active_tsids) * 8))
1479 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1480 reply->ac, index);
1481 }
1482
1483 /*
1484 * Clear active tsids and Add missing handling
1485 * for delete qos stream from AP
1486 */
1487 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1488
1489 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1490 tsinfo = le16_to_cpu(ts->tsinfo);
1491 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1492 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1493
1494 spin_lock_bh(&wmi->lock);
1495 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1496 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1497 spin_unlock_bh(&wmi->lock);
1498
1499 /* Indicate stream inactivity to driver layer only if all tsids
1500 * within this AC are deleted.
1501 */
1502 if (!active_tsids) {
1503 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1504 false);
1505 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1506 }
1507 }
1508
1509 return 0;
1510 }
1511
1512 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1513 struct wmi_snr_threshold_params_cmd *snr_cmd)
1514 {
1515 struct sk_buff *skb;
1516 struct wmi_snr_threshold_params_cmd *cmd;
1517
1518 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1519 if (!skb)
1520 return -ENOMEM;
1521
1522 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1523 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1524
1525 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1526 NO_SYNC_WMIFLAG);
1527 }
1528
1529 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1530 int len)
1531 {
1532 struct wmi_snr_threshold_event *reply;
1533 struct sq_threshold_params *sq_thresh;
1534 struct wmi_snr_threshold_params_cmd cmd;
1535 enum wmi_snr_threshold_val new_threshold;
1536 u8 upper_snr_threshold, lower_snr_threshold;
1537 s16 snr;
1538 int ret;
1539
1540 if (len < sizeof(struct wmi_snr_threshold_event))
1541 return -EINVAL;
1542
1543 reply = (struct wmi_snr_threshold_event *) datap;
1544
1545 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1546 snr = reply->snr;
1547
1548 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1549
1550 /*
1551 * Identify the threshold breached and communicate that to the app.
1552 * After that install a new set of thresholds based on the signal
1553 * quality reported by the target.
1554 */
1555 if (new_threshold) {
1556 /* Upper threshold breached */
1557 if (snr < sq_thresh->upper_threshold[0]) {
1558 ath6kl_dbg(ATH6KL_DBG_WMI,
1559 "spurious upper snr threshold event: %d\n",
1560 snr);
1561 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1562 (snr >= sq_thresh->upper_threshold[0])) {
1563 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1564 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1565 (snr >= sq_thresh->upper_threshold[1])) {
1566 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1567 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1568 (snr >= sq_thresh->upper_threshold[2])) {
1569 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1570 } else if (snr >= sq_thresh->upper_threshold[3]) {
1571 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1572 }
1573 } else {
1574 /* Lower threshold breached */
1575 if (snr > sq_thresh->lower_threshold[0]) {
1576 ath6kl_dbg(ATH6KL_DBG_WMI,
1577 "spurious lower snr threshold event: %d\n",
1578 sq_thresh->lower_threshold[0]);
1579 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1580 (snr <= sq_thresh->lower_threshold[0])) {
1581 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1582 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1583 (snr <= sq_thresh->lower_threshold[1])) {
1584 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1585 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1586 (snr <= sq_thresh->lower_threshold[2])) {
1587 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1588 } else if (snr <= sq_thresh->lower_threshold[3]) {
1589 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1590 }
1591 }
1592
1593 /* Calculate and install the next set of thresholds */
1594 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1595 sq_thresh->lower_threshold_valid_count);
1596 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1597 sq_thresh->upper_threshold_valid_count);
1598
1599 /* Issue a wmi command to install the thresholds */
1600 cmd.thresh_above1_val = upper_snr_threshold;
1601 cmd.thresh_below1_val = lower_snr_threshold;
1602 cmd.weight = sq_thresh->weight;
1603 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1604
1605 ath6kl_dbg(ATH6KL_DBG_WMI,
1606 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1607 snr, new_threshold,
1608 lower_snr_threshold, upper_snr_threshold);
1609
1610 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1611 if (ret) {
1612 ath6kl_err("unable to configure snr threshold\n");
1613 return -EIO;
1614 }
1615
1616 return 0;
1617 }
1618
1619 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1620 {
1621 u16 ap_info_entry_size;
1622 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1623 struct wmi_ap_info_v1 *ap_info_v1;
1624 u8 index;
1625
1626 if (len < sizeof(struct wmi_aplist_event) ||
1627 ev->ap_list_ver != APLIST_VER1)
1628 return -EINVAL;
1629
1630 ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
1631 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1632
1633 ath6kl_dbg(ATH6KL_DBG_WMI,
1634 "number of APs in aplist event: %d\n", ev->num_ap);
1635
1636 if (len < (int) (sizeof(struct wmi_aplist_event) +
1637 (ev->num_ap - 1) * ap_info_entry_size))
1638 return -EINVAL;
1639
1640 /* AP list version 1 contents */
1641 for (index = 0; index < ev->num_ap; index++) {
1642 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1643 index, ap_info_v1->bssid, ap_info_v1->channel);
1644 ap_info_v1++;
1645 }
1646
1647 return 0;
1648 }
1649
1650 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1651 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1652 {
1653 struct wmi_cmd_hdr *cmd_hdr;
1654 enum htc_endpoint_id ep_id = wmi->ep_id;
1655 int ret;
1656 u16 info1;
1657
1658 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1))))
1659 return -EINVAL;
1660
1661 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1662 cmd_id, skb->len, sync_flag);
1663 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1664 skb->data, skb->len);
1665
1666 if (sync_flag >= END_WMIFLAG) {
1667 dev_kfree_skb(skb);
1668 return -EINVAL;
1669 }
1670
1671 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1672 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1673 /*
1674 * Make sure all data currently queued is transmitted before
1675 * the cmd execution. Establish a new sync point.
1676 */
1677 ath6kl_wmi_sync_point(wmi, if_idx);
1678 }
1679
1680 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1681
1682 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1683 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1684 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1685 cmd_hdr->info1 = cpu_to_le16(info1);
1686
1687 /* Only for OPT_TX_CMD, use BE endpoint. */
1688 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1689 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
1690 false, false, 0, NULL, if_idx);
1691 if (ret) {
1692 dev_kfree_skb(skb);
1693 return ret;
1694 }
1695 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1696 }
1697
1698 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1699
1700 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1701 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1702 /*
1703 * Make sure all new data queued waits for the command to
1704 * execute. Establish a new sync point.
1705 */
1706 ath6kl_wmi_sync_point(wmi, if_idx);
1707 }
1708
1709 return 0;
1710 }
1711
1712 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1713 enum network_type nw_type,
1714 enum dot11_auth_mode dot11_auth_mode,
1715 enum auth_mode auth_mode,
1716 enum crypto_type pairwise_crypto,
1717 u8 pairwise_crypto_len,
1718 enum crypto_type group_crypto,
1719 u8 group_crypto_len, int ssid_len, u8 *ssid,
1720 u8 *bssid, u16 channel, u32 ctrl_flags,
1721 u8 nw_subtype)
1722 {
1723 struct sk_buff *skb;
1724 struct wmi_connect_cmd *cc;
1725 int ret;
1726
1727 ath6kl_dbg(ATH6KL_DBG_WMI,
1728 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1729 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1730 bssid, channel, ctrl_flags, ssid_len, nw_type,
1731 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1732 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1733
1734 wmi->traffic_class = 100;
1735
1736 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1737 return -EINVAL;
1738
1739 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1740 return -EINVAL;
1741
1742 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1743 if (!skb)
1744 return -ENOMEM;
1745
1746 cc = (struct wmi_connect_cmd *) skb->data;
1747
1748 if (ssid_len)
1749 memcpy(cc->ssid, ssid, ssid_len);
1750
1751 cc->ssid_len = ssid_len;
1752 cc->nw_type = nw_type;
1753 cc->dot11_auth_mode = dot11_auth_mode;
1754 cc->auth_mode = auth_mode;
1755 cc->prwise_crypto_type = pairwise_crypto;
1756 cc->prwise_crypto_len = pairwise_crypto_len;
1757 cc->grp_crypto_type = group_crypto;
1758 cc->grp_crypto_len = group_crypto_len;
1759 cc->ch = cpu_to_le16(channel);
1760 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1761 cc->nw_subtype = nw_subtype;
1762
1763 if (bssid != NULL)
1764 memcpy(cc->bssid, bssid, ETH_ALEN);
1765
1766 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1767 NO_SYNC_WMIFLAG);
1768
1769 return ret;
1770 }
1771
1772 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1773 u16 channel)
1774 {
1775 struct sk_buff *skb;
1776 struct wmi_reconnect_cmd *cc;
1777 int ret;
1778
1779 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1780 bssid, channel);
1781
1782 wmi->traffic_class = 100;
1783
1784 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1785 if (!skb)
1786 return -ENOMEM;
1787
1788 cc = (struct wmi_reconnect_cmd *) skb->data;
1789 cc->channel = cpu_to_le16(channel);
1790
1791 if (bssid != NULL)
1792 memcpy(cc->bssid, bssid, ETH_ALEN);
1793
1794 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1795 NO_SYNC_WMIFLAG);
1796
1797 return ret;
1798 }
1799
1800 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1801 {
1802 int ret;
1803
1804 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1805
1806 wmi->traffic_class = 100;
1807
1808 /* Disconnect command does not need to do a SYNC before. */
1809 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1810
1811 return ret;
1812 }
1813
1814 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
1815 enum wmi_scan_type scan_type,
1816 u32 force_fgscan, u32 is_legacy,
1817 u32 home_dwell_time, u32 force_scan_interval,
1818 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
1819 {
1820 struct sk_buff *skb;
1821 struct wmi_begin_scan_cmd *sc;
1822 s8 size;
1823 int i, band, ret;
1824 struct ath6kl *ar = wmi->parent_dev;
1825 int num_rates;
1826
1827 size = sizeof(struct wmi_begin_scan_cmd);
1828
1829 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1830 return -EINVAL;
1831
1832 if (num_chan > WMI_MAX_CHANNELS)
1833 return -EINVAL;
1834
1835 if (num_chan)
1836 size += sizeof(u16) * (num_chan - 1);
1837
1838 skb = ath6kl_wmi_get_new_buf(size);
1839 if (!skb)
1840 return -ENOMEM;
1841
1842 sc = (struct wmi_begin_scan_cmd *) skb->data;
1843 sc->scan_type = scan_type;
1844 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1845 sc->is_legacy = cpu_to_le32(is_legacy);
1846 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1847 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1848 sc->no_cck = cpu_to_le32(no_cck);
1849 sc->num_ch = num_chan;
1850
1851 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1852 struct ieee80211_supported_band *sband =
1853 ar->wiphy->bands[band];
1854 u32 ratemask = rates[band];
1855 u8 *supp_rates = sc->supp_rates[band].rates;
1856 num_rates = 0;
1857
1858 for (i = 0; i < sband->n_bitrates; i++) {
1859 if ((BIT(i) & ratemask) == 0)
1860 continue; /* skip rate */
1861 supp_rates[num_rates++] =
1862 (u8) (sband->bitrates[i].bitrate / 5);
1863 }
1864 sc->supp_rates[band].nrates = num_rates;
1865 }
1866
1867 for (i = 0; i < num_chan; i++)
1868 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1869
1870 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
1871 NO_SYNC_WMIFLAG);
1872
1873 return ret;
1874 }
1875
1876 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
1877 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
1878 * mgmt operations using station interface.
1879 */
1880 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1881 enum wmi_scan_type scan_type,
1882 u32 force_fgscan, u32 is_legacy,
1883 u32 home_dwell_time, u32 force_scan_interval,
1884 s8 num_chan, u16 *ch_list)
1885 {
1886 struct sk_buff *skb;
1887 struct wmi_start_scan_cmd *sc;
1888 s8 size;
1889 int i, ret;
1890
1891 size = sizeof(struct wmi_start_scan_cmd);
1892
1893 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1894 return -EINVAL;
1895
1896 if (num_chan > WMI_MAX_CHANNELS)
1897 return -EINVAL;
1898
1899 if (num_chan)
1900 size += sizeof(u16) * (num_chan - 1);
1901
1902 skb = ath6kl_wmi_get_new_buf(size);
1903 if (!skb)
1904 return -ENOMEM;
1905
1906 sc = (struct wmi_start_scan_cmd *) skb->data;
1907 sc->scan_type = scan_type;
1908 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1909 sc->is_legacy = cpu_to_le32(is_legacy);
1910 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1911 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1912 sc->num_ch = num_chan;
1913
1914 for (i = 0; i < num_chan; i++)
1915 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1916
1917 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
1918 NO_SYNC_WMIFLAG);
1919
1920 return ret;
1921 }
1922
1923 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
1924 u16 fg_start_sec,
1925 u16 fg_end_sec, u16 bg_sec,
1926 u16 minact_chdw_msec, u16 maxact_chdw_msec,
1927 u16 pas_chdw_msec, u8 short_scan_ratio,
1928 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
1929 u16 maxact_scan_per_ssid)
1930 {
1931 struct sk_buff *skb;
1932 struct wmi_scan_params_cmd *sc;
1933 int ret;
1934
1935 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
1936 if (!skb)
1937 return -ENOMEM;
1938
1939 sc = (struct wmi_scan_params_cmd *) skb->data;
1940 sc->fg_start_period = cpu_to_le16(fg_start_sec);
1941 sc->fg_end_period = cpu_to_le16(fg_end_sec);
1942 sc->bg_period = cpu_to_le16(bg_sec);
1943 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
1944 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
1945 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
1946 sc->short_scan_ratio = short_scan_ratio;
1947 sc->scan_ctrl_flags = scan_ctrl_flag;
1948 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
1949 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
1950
1951 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
1952 NO_SYNC_WMIFLAG);
1953 return ret;
1954 }
1955
1956 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
1957 {
1958 struct sk_buff *skb;
1959 struct wmi_bss_filter_cmd *cmd;
1960 int ret;
1961
1962 if (filter >= LAST_BSS_FILTER)
1963 return -EINVAL;
1964
1965 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1966 if (!skb)
1967 return -ENOMEM;
1968
1969 cmd = (struct wmi_bss_filter_cmd *) skb->data;
1970 cmd->bss_filter = filter;
1971 cmd->ie_mask = cpu_to_le32(ie_mask);
1972
1973 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
1974 NO_SYNC_WMIFLAG);
1975 return ret;
1976 }
1977
1978 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
1979 u8 ssid_len, u8 *ssid)
1980 {
1981 struct sk_buff *skb;
1982 struct wmi_probed_ssid_cmd *cmd;
1983 int ret;
1984
1985 if (index > MAX_PROBED_SSID_INDEX)
1986 return -EINVAL;
1987
1988 if (ssid_len > sizeof(cmd->ssid))
1989 return -EINVAL;
1990
1991 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
1992 return -EINVAL;
1993
1994 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
1995 return -EINVAL;
1996
1997 if (flag & SPECIFIC_SSID_FLAG)
1998 wmi->is_probe_ssid = true;
1999
2000 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2001 if (!skb)
2002 return -ENOMEM;
2003
2004 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
2005 cmd->entry_index = index;
2006 cmd->flag = flag;
2007 cmd->ssid_len = ssid_len;
2008 memcpy(cmd->ssid, ssid, ssid_len);
2009
2010 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
2011 NO_SYNC_WMIFLAG);
2012 return ret;
2013 }
2014
2015 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
2016 u16 listen_interval,
2017 u16 listen_beacons)
2018 {
2019 struct sk_buff *skb;
2020 struct wmi_listen_int_cmd *cmd;
2021 int ret;
2022
2023 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2024 if (!skb)
2025 return -ENOMEM;
2026
2027 cmd = (struct wmi_listen_int_cmd *) skb->data;
2028 cmd->listen_intvl = cpu_to_le16(listen_interval);
2029 cmd->num_beacons = cpu_to_le16(listen_beacons);
2030
2031 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
2032 NO_SYNC_WMIFLAG);
2033 return ret;
2034 }
2035
2036 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
2037 u16 bmiss_time, u16 num_beacons)
2038 {
2039 struct sk_buff *skb;
2040 struct wmi_bmiss_time_cmd *cmd;
2041 int ret;
2042
2043 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2044 if (!skb)
2045 return -ENOMEM;
2046
2047 cmd = (struct wmi_bmiss_time_cmd *) skb->data;
2048 cmd->bmiss_time = cpu_to_le16(bmiss_time);
2049 cmd->num_beacons = cpu_to_le16(num_beacons);
2050
2051 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
2052 NO_SYNC_WMIFLAG);
2053 return ret;
2054 }
2055
2056 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
2057 {
2058 struct sk_buff *skb;
2059 struct wmi_power_mode_cmd *cmd;
2060 int ret;
2061
2062 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2063 if (!skb)
2064 return -ENOMEM;
2065
2066 cmd = (struct wmi_power_mode_cmd *) skb->data;
2067 cmd->pwr_mode = pwr_mode;
2068 wmi->pwr_mode = pwr_mode;
2069
2070 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
2071 NO_SYNC_WMIFLAG);
2072 return ret;
2073 }
2074
2075 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
2076 u16 ps_poll_num, u16 dtim_policy,
2077 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
2078 u16 ps_fail_event_policy)
2079 {
2080 struct sk_buff *skb;
2081 struct wmi_power_params_cmd *pm;
2082 int ret;
2083
2084 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
2085 if (!skb)
2086 return -ENOMEM;
2087
2088 pm = (struct wmi_power_params_cmd *)skb->data;
2089 pm->idle_period = cpu_to_le16(idle_period);
2090 pm->pspoll_number = cpu_to_le16(ps_poll_num);
2091 pm->dtim_policy = cpu_to_le16(dtim_policy);
2092 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
2093 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
2094 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
2095
2096 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
2097 NO_SYNC_WMIFLAG);
2098 return ret;
2099 }
2100
2101 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
2102 {
2103 struct sk_buff *skb;
2104 struct wmi_disc_timeout_cmd *cmd;
2105 int ret;
2106
2107 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2108 if (!skb)
2109 return -ENOMEM;
2110
2111 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
2112 cmd->discon_timeout = timeout;
2113
2114 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
2115 NO_SYNC_WMIFLAG);
2116
2117 if (ret == 0)
2118 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
2119
2120 return ret;
2121 }
2122
2123 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
2124 enum crypto_type key_type,
2125 u8 key_usage, u8 key_len,
2126 u8 *key_rsc, unsigned int key_rsc_len,
2127 u8 *key_material,
2128 u8 key_op_ctrl, u8 *mac_addr,
2129 enum wmi_sync_flag sync_flag)
2130 {
2131 struct sk_buff *skb;
2132 struct wmi_add_cipher_key_cmd *cmd;
2133 int ret;
2134
2135 ath6kl_dbg(ATH6KL_DBG_WMI,
2136 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n",
2137 key_index, key_type, key_usage, key_len, key_op_ctrl);
2138
2139 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2140 (key_material == NULL) || key_rsc_len > 8)
2141 return -EINVAL;
2142
2143 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2144 return -EINVAL;
2145
2146 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2147 if (!skb)
2148 return -ENOMEM;
2149
2150 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2151 cmd->key_index = key_index;
2152 cmd->key_type = key_type;
2153 cmd->key_usage = key_usage;
2154 cmd->key_len = key_len;
2155 memcpy(cmd->key, key_material, key_len);
2156
2157 if (key_rsc != NULL)
2158 memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
2159
2160 cmd->key_op_ctrl = key_op_ctrl;
2161
2162 if (mac_addr)
2163 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2164
2165 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2166 sync_flag);
2167
2168 return ret;
2169 }
2170
2171 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk)
2172 {
2173 struct sk_buff *skb;
2174 struct wmi_add_krk_cmd *cmd;
2175 int ret;
2176
2177 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2178 if (!skb)
2179 return -ENOMEM;
2180
2181 cmd = (struct wmi_add_krk_cmd *) skb->data;
2182 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2183
2184 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2185 NO_SYNC_WMIFLAG);
2186
2187 return ret;
2188 }
2189
2190 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2191 {
2192 struct sk_buff *skb;
2193 struct wmi_delete_cipher_key_cmd *cmd;
2194 int ret;
2195
2196 if (key_index > WMI_MAX_KEY_INDEX)
2197 return -EINVAL;
2198
2199 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2200 if (!skb)
2201 return -ENOMEM;
2202
2203 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2204 cmd->key_index = key_index;
2205
2206 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2207 NO_SYNC_WMIFLAG);
2208
2209 return ret;
2210 }
2211
2212 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2213 const u8 *pmkid, bool set)
2214 {
2215 struct sk_buff *skb;
2216 struct wmi_setpmkid_cmd *cmd;
2217 int ret;
2218
2219 if (bssid == NULL)
2220 return -EINVAL;
2221
2222 if (set && pmkid == NULL)
2223 return -EINVAL;
2224
2225 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2226 if (!skb)
2227 return -ENOMEM;
2228
2229 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2230 memcpy(cmd->bssid, bssid, ETH_ALEN);
2231 if (set) {
2232 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2233 cmd->enable = PMKID_ENABLE;
2234 } else {
2235 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2236 cmd->enable = PMKID_DISABLE;
2237 }
2238
2239 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2240 NO_SYNC_WMIFLAG);
2241
2242 return ret;
2243 }
2244
2245 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2246 enum htc_endpoint_id ep_id, u8 if_idx)
2247 {
2248 struct wmi_data_hdr *data_hdr;
2249 int ret;
2250
2251 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id))
2252 return -EINVAL;
2253
2254 skb_push(skb, sizeof(struct wmi_data_hdr));
2255
2256 data_hdr = (struct wmi_data_hdr *) skb->data;
2257 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2258 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2259
2260 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2261
2262 return ret;
2263 }
2264
2265 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2266 {
2267 struct sk_buff *skb;
2268 struct wmi_sync_cmd *cmd;
2269 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2270 enum htc_endpoint_id ep_id;
2271 u8 index, num_pri_streams = 0;
2272 int ret = 0;
2273
2274 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2275
2276 spin_lock_bh(&wmi->lock);
2277
2278 for (index = 0; index < WMM_NUM_AC; index++) {
2279 if (wmi->fat_pipe_exist & (1 << index)) {
2280 num_pri_streams++;
2281 data_sync_bufs[num_pri_streams - 1].traffic_class =
2282 index;
2283 }
2284 }
2285
2286 spin_unlock_bh(&wmi->lock);
2287
2288 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2289 if (!skb) {
2290 ret = -ENOMEM;
2291 goto free_skb;
2292 }
2293
2294 cmd = (struct wmi_sync_cmd *) skb->data;
2295
2296 /*
2297 * In the SYNC cmd sent on the control Ep, send a bitmap
2298 * of the data eps on which the Data Sync will be sent
2299 */
2300 cmd->data_sync_map = wmi->fat_pipe_exist;
2301
2302 for (index = 0; index < num_pri_streams; index++) {
2303 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2304 if (data_sync_bufs[index].skb == NULL) {
2305 ret = -ENOMEM;
2306 break;
2307 }
2308 }
2309
2310 /*
2311 * If buffer allocation for any of the dataSync fails,
2312 * then do not send the Synchronize cmd on the control ep
2313 */
2314 if (ret)
2315 goto free_skb;
2316
2317 /*
2318 * Send sync cmd followed by sync data messages on all
2319 * endpoints being used
2320 */
2321 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2322 NO_SYNC_WMIFLAG);
2323
2324 if (ret)
2325 goto free_skb;
2326
2327 /* cmd buffer sent, we no longer own it */
2328 skb = NULL;
2329
2330 for (index = 0; index < num_pri_streams; index++) {
2331
2332 if (WARN_ON(!data_sync_bufs[index].skb))
2333 break;
2334
2335 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2336 data_sync_bufs[index].
2337 traffic_class);
2338 ret =
2339 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2340 ep_id, if_idx);
2341
2342 if (ret)
2343 break;
2344
2345 data_sync_bufs[index].skb = NULL;
2346 }
2347
2348 free_skb:
2349 /* free up any resources left over (possibly due to an error) */
2350 if (skb)
2351 dev_kfree_skb(skb);
2352
2353 for (index = 0; index < num_pri_streams; index++) {
2354 if (data_sync_bufs[index].skb != NULL) {
2355 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].
2356 skb);
2357 }
2358 }
2359
2360 return ret;
2361 }
2362
2363 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2364 struct wmi_create_pstream_cmd *params)
2365 {
2366 struct sk_buff *skb;
2367 struct wmi_create_pstream_cmd *cmd;
2368 u8 fatpipe_exist_for_ac = 0;
2369 s32 min_phy = 0;
2370 s32 nominal_phy = 0;
2371 int ret;
2372
2373 if (!((params->user_pri < 8) &&
2374 (params->user_pri <= 0x7) &&
2375 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2376 (params->traffic_direc == UPLINK_TRAFFIC ||
2377 params->traffic_direc == DNLINK_TRAFFIC ||
2378 params->traffic_direc == BIDIR_TRAFFIC) &&
2379 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2380 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2381 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2382 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2383 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2384 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2385 params->tsid <= WMI_MAX_THINSTREAM))) {
2386 return -EINVAL;
2387 }
2388
2389 /*
2390 * Check nominal PHY rate is >= minimalPHY,
2391 * so that DUT can allow TSRS IE
2392 */
2393
2394 /* Get the physical rate (units of bps) */
2395 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2396
2397 /* Check minimal phy < nominal phy rate */
2398 if (params->nominal_phy >= min_phy) {
2399 /* unit of 500 kbps */
2400 nominal_phy = (params->nominal_phy * 1000) / 500;
2401 ath6kl_dbg(ATH6KL_DBG_WMI,
2402 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2403 min_phy, nominal_phy);
2404
2405 params->nominal_phy = nominal_phy;
2406 } else {
2407 params->nominal_phy = 0;
2408 }
2409
2410 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2411 if (!skb)
2412 return -ENOMEM;
2413
2414 ath6kl_dbg(ATH6KL_DBG_WMI,
2415 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2416 params->traffic_class, params->tsid);
2417
2418 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2419 memcpy(cmd, params, sizeof(*cmd));
2420
2421 /* This is an implicitly created Fat pipe */
2422 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2423 spin_lock_bh(&wmi->lock);
2424 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2425 (1 << params->traffic_class));
2426 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2427 spin_unlock_bh(&wmi->lock);
2428 } else {
2429 /* explicitly created thin stream within a fat pipe */
2430 spin_lock_bh(&wmi->lock);
2431 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2432 (1 << params->traffic_class));
2433 wmi->stream_exist_for_ac[params->traffic_class] |=
2434 (1 << params->tsid);
2435 /*
2436 * If a thinstream becomes active, the fat pipe automatically
2437 * becomes active
2438 */
2439 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2440 spin_unlock_bh(&wmi->lock);
2441 }
2442
2443 /*
2444 * Indicate activty change to driver layer only if this is the
2445 * first TSID to get created in this AC explicitly or an implicit
2446 * fat pipe is getting created.
2447 */
2448 if (!fatpipe_exist_for_ac)
2449 ath6kl_indicate_tx_activity(wmi->parent_dev,
2450 params->traffic_class, true);
2451
2452 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2453 NO_SYNC_WMIFLAG);
2454 return ret;
2455 }
2456
2457 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2458 u8 tsid)
2459 {
2460 struct sk_buff *skb;
2461 struct wmi_delete_pstream_cmd *cmd;
2462 u16 active_tsids = 0;
2463 int ret;
2464
2465 if (traffic_class > 3) {
2466 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2467 return -EINVAL;
2468 }
2469
2470 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2471 if (!skb)
2472 return -ENOMEM;
2473
2474 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2475 cmd->traffic_class = traffic_class;
2476 cmd->tsid = tsid;
2477
2478 spin_lock_bh(&wmi->lock);
2479 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2480 spin_unlock_bh(&wmi->lock);
2481
2482 if (!(active_tsids & (1 << tsid))) {
2483 dev_kfree_skb(skb);
2484 ath6kl_dbg(ATH6KL_DBG_WMI,
2485 "TSID %d doesn't exist for traffic class: %d\n",
2486 tsid, traffic_class);
2487 return -ENODATA;
2488 }
2489
2490 ath6kl_dbg(ATH6KL_DBG_WMI,
2491 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2492 traffic_class, tsid);
2493
2494 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2495 SYNC_BEFORE_WMIFLAG);
2496
2497 spin_lock_bh(&wmi->lock);
2498 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2499 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2500 spin_unlock_bh(&wmi->lock);
2501
2502 /*
2503 * Indicate stream inactivity to driver layer only if all tsids
2504 * within this AC are deleted.
2505 */
2506 if (!active_tsids) {
2507 ath6kl_indicate_tx_activity(wmi->parent_dev,
2508 traffic_class, false);
2509 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2510 }
2511
2512 return ret;
2513 }
2514
2515 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
2516 __be32 ips0, __be32 ips1)
2517 {
2518 struct sk_buff *skb;
2519 struct wmi_set_ip_cmd *cmd;
2520 int ret;
2521
2522 /* Multicast address are not valid */
2523 if (ipv4_is_multicast(ips0) ||
2524 ipv4_is_multicast(ips1))
2525 return -EINVAL;
2526
2527 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2528 if (!skb)
2529 return -ENOMEM;
2530
2531 cmd = (struct wmi_set_ip_cmd *) skb->data;
2532 cmd->ips[0] = ips0;
2533 cmd->ips[1] = ips1;
2534
2535 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
2536 NO_SYNC_WMIFLAG);
2537 return ret;
2538 }
2539
2540 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
2541 {
2542 u16 active_tsids;
2543 u8 stream_exist;
2544 int i;
2545
2546 /*
2547 * Relinquish credits from all implicitly created pstreams
2548 * since when we go to sleep. If user created explicit
2549 * thinstreams exists with in a fatpipe leave them intact
2550 * for the user to delete.
2551 */
2552 spin_lock_bh(&wmi->lock);
2553 stream_exist = wmi->fat_pipe_exist;
2554 spin_unlock_bh(&wmi->lock);
2555
2556 for (i = 0; i < WMM_NUM_AC; i++) {
2557 if (stream_exist & (1 << i)) {
2558
2559 /*
2560 * FIXME: Is this lock & unlock inside
2561 * for loop correct? may need rework.
2562 */
2563 spin_lock_bh(&wmi->lock);
2564 active_tsids = wmi->stream_exist_for_ac[i];
2565 spin_unlock_bh(&wmi->lock);
2566
2567 /*
2568 * If there are no user created thin streams
2569 * delete the fatpipe
2570 */
2571 if (!active_tsids) {
2572 stream_exist &= ~(1 << i);
2573 /*
2574 * Indicate inactivity to driver layer for
2575 * this fatpipe (pstream)
2576 */
2577 ath6kl_indicate_tx_activity(wmi->parent_dev,
2578 i, false);
2579 }
2580 }
2581 }
2582
2583 /* FIXME: Can we do this assignment without locking ? */
2584 spin_lock_bh(&wmi->lock);
2585 wmi->fat_pipe_exist = stream_exist;
2586 spin_unlock_bh(&wmi->lock);
2587 }
2588
2589 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
2590 enum ath6kl_host_mode host_mode)
2591 {
2592 struct sk_buff *skb;
2593 struct wmi_set_host_sleep_mode_cmd *cmd;
2594 int ret;
2595
2596 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
2597 (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
2598 ath6kl_err("invalid host sleep mode: %d\n", host_mode);
2599 return -EINVAL;
2600 }
2601
2602 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2603 if (!skb)
2604 return -ENOMEM;
2605
2606 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
2607
2608 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
2609 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
2610 cmd->asleep = cpu_to_le32(1);
2611 } else
2612 cmd->awake = cpu_to_le32(1);
2613
2614 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2615 WMI_SET_HOST_SLEEP_MODE_CMDID,
2616 NO_SYNC_WMIFLAG);
2617 return ret;
2618 }
2619
2620 /* This command has zero length payload */
2621 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
2622 struct ath6kl_vif *vif)
2623 {
2624 struct ath6kl *ar = wmi->parent_dev;
2625
2626 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
2627 wake_up(&ar->event_wq);
2628
2629 return 0;
2630 }
2631
2632 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
2633 enum ath6kl_wow_mode wow_mode,
2634 u32 filter, u16 host_req_delay)
2635 {
2636 struct sk_buff *skb;
2637 struct wmi_set_wow_mode_cmd *cmd;
2638 int ret;
2639
2640 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
2641 wow_mode != ATH6KL_WOW_MODE_DISABLE) {
2642 ath6kl_err("invalid wow mode: %d\n", wow_mode);
2643 return -EINVAL;
2644 }
2645
2646 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2647 if (!skb)
2648 return -ENOMEM;
2649
2650 cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
2651 cmd->enable_wow = cpu_to_le32(wow_mode);
2652 cmd->filter = cpu_to_le32(filter);
2653 cmd->host_req_delay = cpu_to_le16(host_req_delay);
2654
2655 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
2656 NO_SYNC_WMIFLAG);
2657 return ret;
2658 }
2659
2660 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2661 u8 list_id, u8 filter_size,
2662 u8 filter_offset, const u8 *filter,
2663 const u8 *mask)
2664 {
2665 struct sk_buff *skb;
2666 struct wmi_add_wow_pattern_cmd *cmd;
2667 u16 size;
2668 u8 *filter_mask;
2669 int ret;
2670
2671 /*
2672 * Allocate additional memory in the buffer to hold
2673 * filter and mask value, which is twice of filter_size.
2674 */
2675 size = sizeof(*cmd) + (2 * filter_size);
2676
2677 skb = ath6kl_wmi_get_new_buf(size);
2678 if (!skb)
2679 return -ENOMEM;
2680
2681 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
2682 cmd->filter_list_id = list_id;
2683 cmd->filter_size = filter_size;
2684 cmd->filter_offset = filter_offset;
2685
2686 memcpy(cmd->filter, filter, filter_size);
2687
2688 filter_mask = (u8 *) (cmd->filter + filter_size);
2689 memcpy(filter_mask, mask, filter_size);
2690
2691 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
2692 NO_SYNC_WMIFLAG);
2693
2694 return ret;
2695 }
2696
2697 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2698 u16 list_id, u16 filter_id)
2699 {
2700 struct sk_buff *skb;
2701 struct wmi_del_wow_pattern_cmd *cmd;
2702 int ret;
2703
2704 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2705 if (!skb)
2706 return -ENOMEM;
2707
2708 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
2709 cmd->filter_list_id = cpu_to_le16(list_id);
2710 cmd->filter_id = cpu_to_le16(filter_id);
2711
2712 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
2713 NO_SYNC_WMIFLAG);
2714 return ret;
2715 }
2716
2717 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
2718 enum wmix_command_id cmd_id,
2719 enum wmi_sync_flag sync_flag)
2720 {
2721 struct wmix_cmd_hdr *cmd_hdr;
2722 int ret;
2723
2724 skb_push(skb, sizeof(struct wmix_cmd_hdr));
2725
2726 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
2727 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
2728
2729 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
2730
2731 return ret;
2732 }
2733
2734 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
2735 {
2736 struct sk_buff *skb;
2737 struct wmix_hb_challenge_resp_cmd *cmd;
2738 int ret;
2739
2740 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2741 if (!skb)
2742 return -ENOMEM;
2743
2744 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
2745 cmd->cookie = cpu_to_le32(cookie);
2746 cmd->source = cpu_to_le32(source);
2747
2748 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
2749 NO_SYNC_WMIFLAG);
2750 return ret;
2751 }
2752
2753 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
2754 {
2755 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
2756 struct sk_buff *skb;
2757 int ret;
2758
2759 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2760 if (!skb)
2761 return -ENOMEM;
2762
2763 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
2764 cmd->valid = cpu_to_le32(valid);
2765 cmd->config = cpu_to_le32(config);
2766
2767 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
2768 NO_SYNC_WMIFLAG);
2769 return ret;
2770 }
2771
2772 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
2773 {
2774 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
2775 }
2776
2777 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
2778 {
2779 struct sk_buff *skb;
2780 struct wmi_set_tx_pwr_cmd *cmd;
2781 int ret;
2782
2783 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
2784 if (!skb)
2785 return -ENOMEM;
2786
2787 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
2788 cmd->dbM = dbM;
2789
2790 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
2791 NO_SYNC_WMIFLAG);
2792
2793 return ret;
2794 }
2795
2796 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
2797 {
2798 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
2799 }
2800
2801 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
2802 {
2803 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
2804 }
2805
2806 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
2807 u8 preamble_policy)
2808 {
2809 struct sk_buff *skb;
2810 struct wmi_set_lpreamble_cmd *cmd;
2811 int ret;
2812
2813 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
2814 if (!skb)
2815 return -ENOMEM;
2816
2817 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
2818 cmd->status = status;
2819 cmd->preamble_policy = preamble_policy;
2820
2821 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
2822 NO_SYNC_WMIFLAG);
2823 return ret;
2824 }
2825
2826 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
2827 {
2828 struct sk_buff *skb;
2829 struct wmi_set_rts_cmd *cmd;
2830 int ret;
2831
2832 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
2833 if (!skb)
2834 return -ENOMEM;
2835
2836 cmd = (struct wmi_set_rts_cmd *) skb->data;
2837 cmd->threshold = cpu_to_le16(threshold);
2838
2839 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
2840 NO_SYNC_WMIFLAG);
2841 return ret;
2842 }
2843
2844 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
2845 {
2846 struct sk_buff *skb;
2847 struct wmi_set_wmm_txop_cmd *cmd;
2848 int ret;
2849
2850 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
2851 return -EINVAL;
2852
2853 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
2854 if (!skb)
2855 return -ENOMEM;
2856
2857 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
2858 cmd->txop_enable = cfg;
2859
2860 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
2861 NO_SYNC_WMIFLAG);
2862 return ret;
2863 }
2864
2865 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
2866 u8 keep_alive_intvl)
2867 {
2868 struct sk_buff *skb;
2869 struct wmi_set_keepalive_cmd *cmd;
2870 int ret;
2871
2872 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2873 if (!skb)
2874 return -ENOMEM;
2875
2876 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
2877 cmd->keep_alive_intvl = keep_alive_intvl;
2878
2879 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
2880 NO_SYNC_WMIFLAG);
2881
2882 if (ret == 0)
2883 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
2884
2885 return ret;
2886 }
2887
2888 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx,
2889 enum ieee80211_band band,
2890 struct ath6kl_htcap *htcap)
2891 {
2892 struct sk_buff *skb;
2893 struct wmi_set_htcap_cmd *cmd;
2894
2895 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2896 if (!skb)
2897 return -ENOMEM;
2898
2899 cmd = (struct wmi_set_htcap_cmd *) skb->data;
2900
2901 /*
2902 * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely
2903 * this will be changed in firmware. If at all there is any change in
2904 * band value, the host needs to be fixed.
2905 */
2906 cmd->band = band;
2907 cmd->ht_enable = !!htcap->ht_enable;
2908 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20);
2909 cmd->ht40_supported =
2910 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40);
2911 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40);
2912 cmd->intolerant_40mhz =
2913 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT);
2914 cmd->max_ampdu_len_exp = htcap->ampdu_factor;
2915
2916 ath6kl_dbg(ATH6KL_DBG_WMI,
2917 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n",
2918 cmd->band, cmd->ht_enable, cmd->ht40_supported,
2919 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz,
2920 cmd->max_ampdu_len_exp);
2921 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID,
2922 NO_SYNC_WMIFLAG);
2923 }
2924
2925 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
2926 {
2927 struct sk_buff *skb;
2928 int ret;
2929
2930 skb = ath6kl_wmi_get_new_buf(len);
2931 if (!skb)
2932 return -ENOMEM;
2933
2934 memcpy(skb->data, buf, len);
2935
2936 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
2937
2938 return ret;
2939 }
2940
2941 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
2942 {
2943 struct sk_buff *skb;
2944 struct wmi_mcast_filter_cmd *cmd;
2945 int ret;
2946
2947 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2948 if (!skb)
2949 return -ENOMEM;
2950
2951 cmd = (struct wmi_mcast_filter_cmd *) skb->data;
2952 cmd->mcast_all_enable = mc_all_on;
2953
2954 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
2955 NO_SYNC_WMIFLAG);
2956 return ret;
2957 }
2958
2959 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
2960 u8 *filter, bool add_filter)
2961 {
2962 struct sk_buff *skb;
2963 struct wmi_mcast_filter_add_del_cmd *cmd;
2964 int ret;
2965
2966 if ((filter[0] != 0x33 || filter[1] != 0x33) &&
2967 (filter[0] != 0x01 || filter[1] != 0x00 ||
2968 filter[2] != 0x5e || filter[3] > 0x7f)) {
2969 ath6kl_warn("invalid multicast filter address\n");
2970 return -EINVAL;
2971 }
2972
2973 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2974 if (!skb)
2975 return -ENOMEM;
2976
2977 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
2978 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
2979 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2980 add_filter ? WMI_SET_MCAST_FILTER_CMDID :
2981 WMI_DEL_MCAST_FILTER_CMDID,
2982 NO_SYNC_WMIFLAG);
2983
2984 return ret;
2985 }
2986
2987 s32 ath6kl_wmi_get_rate(s8 rate_index)
2988 {
2989 if (rate_index == RATE_AUTO)
2990 return 0;
2991
2992 return wmi_rate_tbl[(u32) rate_index][0];
2993 }
2994
2995 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
2996 u32 len)
2997 {
2998 struct wmi_pmkid_list_reply *reply;
2999 u32 expected_len;
3000
3001 if (len < sizeof(struct wmi_pmkid_list_reply))
3002 return -EINVAL;
3003
3004 reply = (struct wmi_pmkid_list_reply *)datap;
3005 expected_len = sizeof(reply->num_pmkid) +
3006 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
3007
3008 if (len < expected_len)
3009 return -EINVAL;
3010
3011 return 0;
3012 }
3013
3014 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3015 struct ath6kl_vif *vif)
3016 {
3017 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
3018
3019 aggr_recv_addba_req_evt(vif, cmd->tid,
3020 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
3021
3022 return 0;
3023 }
3024
3025 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
3026 struct ath6kl_vif *vif)
3027 {
3028 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
3029
3030 aggr_recv_delba_req_evt(vif, cmd->tid);
3031
3032 return 0;
3033 }
3034
3035 /* AP mode functions */
3036
3037 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
3038 struct wmi_connect_cmd *p)
3039 {
3040 struct sk_buff *skb;
3041 struct wmi_connect_cmd *cm;
3042 int res;
3043
3044 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3045 if (!skb)
3046 return -ENOMEM;
3047
3048 cm = (struct wmi_connect_cmd *) skb->data;
3049 memcpy(cm, p, sizeof(*cm));
3050
3051 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
3052 NO_SYNC_WMIFLAG);
3053 ath6kl_dbg(ATH6KL_DBG_WMI,
3054 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n",
3055 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
3056 le32_to_cpu(p->ctrl_flags), res);
3057 return res;
3058 }
3059
3060 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
3061 u16 reason)
3062 {
3063 struct sk_buff *skb;
3064 struct wmi_ap_set_mlme_cmd *cm;
3065
3066 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3067 if (!skb)
3068 return -ENOMEM;
3069
3070 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
3071 memcpy(cm->mac, mac, ETH_ALEN);
3072 cm->reason = cpu_to_le16(reason);
3073 cm->cmd = cmd;
3074
3075 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd,
3076 cm->reason);
3077
3078 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
3079 NO_SYNC_WMIFLAG);
3080 }
3081
3082 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
3083 {
3084 struct sk_buff *skb;
3085 struct wmi_ap_hidden_ssid_cmd *cmd;
3086
3087 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3088 if (!skb)
3089 return -ENOMEM;
3090
3091 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
3092 cmd->hidden_ssid = enable ? 1 : 0;
3093
3094 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
3095 NO_SYNC_WMIFLAG);
3096 }
3097
3098 /* This command will be used to enable/disable AP uAPSD feature */
3099 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
3100 {
3101 struct wmi_ap_set_apsd_cmd *cmd;
3102 struct sk_buff *skb;
3103
3104 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3105 if (!skb)
3106 return -ENOMEM;
3107
3108 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
3109 cmd->enable = enable;
3110
3111 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
3112 NO_SYNC_WMIFLAG);
3113 }
3114
3115 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
3116 u16 aid, u16 bitmap, u32 flags)
3117 {
3118 struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
3119 struct sk_buff *skb;
3120
3121 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3122 if (!skb)
3123 return -ENOMEM;
3124
3125 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
3126 cmd->aid = cpu_to_le16(aid);
3127 cmd->bitmap = cpu_to_le16(bitmap);
3128 cmd->flags = cpu_to_le32(flags);
3129
3130 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3131 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
3132 NO_SYNC_WMIFLAG);
3133 }
3134
3135 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
3136 struct ath6kl_vif *vif)
3137 {
3138 struct wmi_pspoll_event *ev;
3139
3140 if (len < sizeof(struct wmi_pspoll_event))
3141 return -EINVAL;
3142
3143 ev = (struct wmi_pspoll_event *) datap;
3144
3145 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
3146
3147 return 0;
3148 }
3149
3150 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
3151 struct ath6kl_vif *vif)
3152 {
3153 ath6kl_dtimexpiry_event(vif);
3154
3155 return 0;
3156 }
3157
3158 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
3159 bool flag)
3160 {
3161 struct sk_buff *skb;
3162 struct wmi_ap_set_pvb_cmd *cmd;
3163 int ret;
3164
3165 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
3166 if (!skb)
3167 return -ENOMEM;
3168
3169 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
3170 cmd->aid = cpu_to_le16(aid);
3171 cmd->rsvd = cpu_to_le16(0);
3172 cmd->flag = cpu_to_le32(flag);
3173
3174 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
3175 NO_SYNC_WMIFLAG);
3176
3177 return 0;
3178 }
3179
3180 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
3181 u8 rx_meta_ver,
3182 bool rx_dot11_hdr, bool defrag_on_host)
3183 {
3184 struct sk_buff *skb;
3185 struct wmi_rx_frame_format_cmd *cmd;
3186 int ret;
3187
3188 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3189 if (!skb)
3190 return -ENOMEM;
3191
3192 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
3193 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
3194 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
3195 cmd->meta_ver = rx_meta_ver;
3196
3197 /* Delete the local aggr state, on host */
3198 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
3199 NO_SYNC_WMIFLAG);
3200
3201 return ret;
3202 }
3203
3204 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
3205 const u8 *ie, u8 ie_len)
3206 {
3207 struct sk_buff *skb;
3208 struct wmi_set_appie_cmd *p;
3209
3210 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3211 if (!skb)
3212 return -ENOMEM;
3213
3214 ath6kl_dbg(ATH6KL_DBG_WMI,
3215 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n",
3216 mgmt_frm_type, ie_len);
3217 p = (struct wmi_set_appie_cmd *) skb->data;
3218 p->mgmt_frm_type = mgmt_frm_type;
3219 p->ie_len = ie_len;
3220
3221 if (ie != NULL && ie_len > 0)
3222 memcpy(p->ie_info, ie, ie_len);
3223
3224 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
3225 NO_SYNC_WMIFLAG);
3226 }
3227
3228 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field,
3229 const u8 *ie_info, u8 ie_len)
3230 {
3231 struct sk_buff *skb;
3232 struct wmi_set_ie_cmd *p;
3233
3234 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3235 if (!skb)
3236 return -ENOMEM;
3237
3238 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n",
3239 ie_id, ie_field, ie_len);
3240 p = (struct wmi_set_ie_cmd *) skb->data;
3241 p->ie_id = ie_id;
3242 p->ie_field = ie_field;
3243 p->ie_len = ie_len;
3244 if (ie_info && ie_len > 0)
3245 memcpy(p->ie_info, ie_info, ie_len);
3246
3247 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID,
3248 NO_SYNC_WMIFLAG);
3249 }
3250
3251 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
3252 {
3253 struct sk_buff *skb;
3254 struct wmi_disable_11b_rates_cmd *cmd;
3255
3256 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3257 if (!skb)
3258 return -ENOMEM;
3259
3260 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
3261 disable);
3262 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
3263 cmd->disable = disable ? 1 : 0;
3264
3265 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
3266 NO_SYNC_WMIFLAG);
3267 }
3268
3269 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
3270 {
3271 struct sk_buff *skb;
3272 struct wmi_remain_on_chnl_cmd *p;
3273
3274 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3275 if (!skb)
3276 return -ENOMEM;
3277
3278 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
3279 freq, dur);
3280 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
3281 p->freq = cpu_to_le32(freq);
3282 p->duration = cpu_to_le32(dur);
3283 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
3284 NO_SYNC_WMIFLAG);
3285 }
3286
3287 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use
3288 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
3289 * mgmt operations using station interface.
3290 */
3291 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3292 u32 freq, u32 wait, const u8 *data,
3293 u16 data_len)
3294 {
3295 struct sk_buff *skb;
3296 struct wmi_send_action_cmd *p;
3297 u8 *buf;
3298
3299 if (wait)
3300 return -EINVAL; /* Offload for wait not supported */
3301
3302 buf = kmalloc(data_len, GFP_KERNEL);
3303 if (!buf)
3304 return -ENOMEM;
3305
3306 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3307 if (!skb) {
3308 kfree(buf);
3309 return -ENOMEM;
3310 }
3311
3312 kfree(wmi->last_mgmt_tx_frame);
3313 memcpy(buf, data, data_len);
3314 wmi->last_mgmt_tx_frame = buf;
3315 wmi->last_mgmt_tx_frame_len = data_len;
3316
3317 ath6kl_dbg(ATH6KL_DBG_WMI,
3318 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3319 id, freq, wait, data_len);
3320 p = (struct wmi_send_action_cmd *) skb->data;
3321 p->id = cpu_to_le32(id);
3322 p->freq = cpu_to_le32(freq);
3323 p->wait = cpu_to_le32(wait);
3324 p->len = cpu_to_le16(data_len);
3325 memcpy(p->data, data, data_len);
3326 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
3327 NO_SYNC_WMIFLAG);
3328 }
3329
3330 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3331 u32 freq, u32 wait, const u8 *data,
3332 u16 data_len, u32 no_cck)
3333 {
3334 struct sk_buff *skb;
3335 struct wmi_send_mgmt_cmd *p;
3336 u8 *buf;
3337
3338 if (wait)
3339 return -EINVAL; /* Offload for wait not supported */
3340
3341 buf = kmalloc(data_len, GFP_KERNEL);
3342 if (!buf)
3343 return -ENOMEM;
3344
3345 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3346 if (!skb) {
3347 kfree(buf);
3348 return -ENOMEM;
3349 }
3350
3351 kfree(wmi->last_mgmt_tx_frame);
3352 memcpy(buf, data, data_len);
3353 wmi->last_mgmt_tx_frame = buf;
3354 wmi->last_mgmt_tx_frame_len = data_len;
3355
3356 ath6kl_dbg(ATH6KL_DBG_WMI,
3357 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n",
3358 id, freq, wait, data_len);
3359 p = (struct wmi_send_mgmt_cmd *) skb->data;
3360 p->id = cpu_to_le32(id);
3361 p->freq = cpu_to_le32(freq);
3362 p->wait = cpu_to_le32(wait);
3363 p->no_cck = cpu_to_le32(no_cck);
3364 p->len = cpu_to_le16(data_len);
3365 memcpy(p->data, data, data_len);
3366 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
3367 NO_SYNC_WMIFLAG);
3368 }
3369
3370 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3371 u32 wait, const u8 *data, u16 data_len,
3372 u32 no_cck)
3373 {
3374 int status;
3375 struct ath6kl *ar = wmi->parent_dev;
3376
3377 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
3378 ar->fw_capabilities)) {
3379 /*
3380 * If capable of doing P2P mgmt operations using
3381 * station interface, send additional information like
3382 * supported rates to advertise and xmit rates for
3383 * probe requests
3384 */
3385 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
3386 wait, data, data_len,
3387 no_cck);
3388 } else {
3389 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
3390 wait, data, data_len);
3391 }
3392
3393 return status;
3394 }
3395
3396 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
3397 const u8 *dst, const u8 *data,
3398 u16 data_len)
3399 {
3400 struct sk_buff *skb;
3401 struct wmi_p2p_probe_response_cmd *p;
3402 size_t cmd_len = sizeof(*p) + data_len;
3403
3404 if (data_len == 0)
3405 cmd_len++; /* work around target minimum length requirement */
3406
3407 skb = ath6kl_wmi_get_new_buf(cmd_len);
3408 if (!skb)
3409 return -ENOMEM;
3410
3411 ath6kl_dbg(ATH6KL_DBG_WMI,
3412 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n",
3413 freq, dst, data_len);
3414 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
3415 p->freq = cpu_to_le32(freq);
3416 memcpy(p->destination_addr, dst, ETH_ALEN);
3417 p->len = cpu_to_le16(data_len);
3418 memcpy(p->data, data, data_len);
3419 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3420 WMI_SEND_PROBE_RESPONSE_CMDID,
3421 NO_SYNC_WMIFLAG);
3422 }
3423
3424 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
3425 {
3426 struct sk_buff *skb;
3427 struct wmi_probe_req_report_cmd *p;
3428
3429 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3430 if (!skb)
3431 return -ENOMEM;
3432
3433 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
3434 enable);
3435 p = (struct wmi_probe_req_report_cmd *) skb->data;
3436 p->enable = enable ? 1 : 0;
3437 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
3438 NO_SYNC_WMIFLAG);
3439 }
3440
3441 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
3442 {
3443 struct sk_buff *skb;
3444 struct wmi_get_p2p_info *p;
3445
3446 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3447 if (!skb)
3448 return -ENOMEM;
3449
3450 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
3451 info_req_flags);
3452 p = (struct wmi_get_p2p_info *) skb->data;
3453 p->info_req_flags = cpu_to_le32(info_req_flags);
3454 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
3455 NO_SYNC_WMIFLAG);
3456 }
3457
3458 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
3459 {
3460 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
3461 return ath6kl_wmi_simple_cmd(wmi, if_idx,
3462 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
3463 }
3464
3465 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout)
3466 {
3467 struct sk_buff *skb;
3468 struct wmi_set_inact_period_cmd *cmd;
3469
3470 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3471 if (!skb)
3472 return -ENOMEM;
3473
3474 cmd = (struct wmi_set_inact_period_cmd *) skb->data;
3475 cmd->inact_period = cpu_to_le32(inact_timeout);
3476 cmd->num_null_func = 0;
3477
3478 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID,
3479 NO_SYNC_WMIFLAG);
3480 }
3481
3482 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
3483 {
3484 struct wmix_cmd_hdr *cmd;
3485 u32 len;
3486 u16 id;
3487 u8 *datap;
3488 int ret = 0;
3489
3490 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
3491 ath6kl_err("bad packet 1\n");
3492 return -EINVAL;
3493 }
3494
3495 cmd = (struct wmix_cmd_hdr *) skb->data;
3496 id = le32_to_cpu(cmd->cmd_id);
3497
3498 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
3499
3500 datap = skb->data;
3501 len = skb->len;
3502
3503 switch (id) {
3504 case WMIX_HB_CHALLENGE_RESP_EVENTID:
3505 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
3506 break;
3507 case WMIX_DBGLOG_EVENTID:
3508 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
3509 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
3510 break;
3511 default:
3512 ath6kl_warn("unknown cmd id 0x%x\n", id);
3513 ret = -EINVAL;
3514 break;
3515 }
3516
3517 return ret;
3518 }
3519
3520 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
3521 {
3522 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
3523 }
3524
3525 /* Process interface specific wmi events, caller would free the datap */
3526 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
3527 u8 *datap, u32 len)
3528 {
3529 struct ath6kl_vif *vif;
3530
3531 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
3532 if (!vif) {
3533 ath6kl_dbg(ATH6KL_DBG_WMI,
3534 "Wmi event for unavailable vif, vif_index:%d\n",
3535 if_idx);
3536 return -EINVAL;
3537 }
3538
3539 switch (cmd_id) {
3540 case WMI_CONNECT_EVENTID:
3541 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3542 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3543 case WMI_DISCONNECT_EVENTID:
3544 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3545 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3546 case WMI_TKIP_MICERR_EVENTID:
3547 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3548 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3549 case WMI_BSSINFO_EVENTID:
3550 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3551 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3552 case WMI_NEIGHBOR_REPORT_EVENTID:
3553 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3554 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3555 vif);
3556 case WMI_SCAN_COMPLETE_EVENTID:
3557 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3558 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3559 case WMI_REPORT_STATISTICS_EVENTID:
3560 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3561 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3562 case WMI_CAC_EVENTID:
3563 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3564 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3565 case WMI_PSPOLL_EVENTID:
3566 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3567 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3568 case WMI_DTIMEXPIRY_EVENTID:
3569 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3570 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3571 case WMI_ADDBA_REQ_EVENTID:
3572 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3573 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3574 case WMI_DELBA_REQ_EVENTID:
3575 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3576 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3577 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
3578 ath6kl_dbg(ATH6KL_DBG_WMI,
3579 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
3580 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
3581 case WMI_REMAIN_ON_CHNL_EVENTID:
3582 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3583 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3584 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3585 ath6kl_dbg(ATH6KL_DBG_WMI,
3586 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3587 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3588 len, vif);
3589 case WMI_TX_STATUS_EVENTID:
3590 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3591 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3592 case WMI_RX_PROBE_REQ_EVENTID:
3593 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3594 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3595 case WMI_RX_ACTION_EVENTID:
3596 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3597 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3598 default:
3599 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
3600 return -EINVAL;
3601 }
3602
3603 return 0;
3604 }
3605
3606 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
3607 {
3608 struct wmi_cmd_hdr *cmd;
3609 int ret = 0;
3610 u32 len;
3611 u16 id;
3612 u8 if_idx;
3613 u8 *datap;
3614
3615 cmd = (struct wmi_cmd_hdr *) skb->data;
3616 id = le16_to_cpu(cmd->cmd_id);
3617 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
3618
3619 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
3620 datap = skb->data;
3621 len = skb->len;
3622
3623 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
3624 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
3625 datap, len);
3626
3627 switch (id) {
3628 case WMI_GET_BITRATE_CMDID:
3629 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
3630 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
3631 break;
3632 case WMI_GET_CHANNEL_LIST_CMDID:
3633 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
3634 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
3635 break;
3636 case WMI_GET_TX_PWR_CMDID:
3637 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
3638 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
3639 break;
3640 case WMI_READY_EVENTID:
3641 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
3642 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
3643 break;
3644 case WMI_PEER_NODE_EVENTID:
3645 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
3646 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
3647 break;
3648 case WMI_REGDOMAIN_EVENTID:
3649 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
3650 ath6kl_wmi_regdomain_event(wmi, datap, len);
3651 break;
3652 case WMI_PSTREAM_TIMEOUT_EVENTID:
3653 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
3654 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
3655 break;
3656 case WMI_CMDERROR_EVENTID:
3657 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
3658 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
3659 break;
3660 case WMI_RSSI_THRESHOLD_EVENTID:
3661 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
3662 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
3663 break;
3664 case WMI_ERROR_REPORT_EVENTID:
3665 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
3666 break;
3667 case WMI_OPT_RX_FRAME_EVENTID:
3668 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
3669 /* this event has been deprecated */
3670 break;
3671 case WMI_REPORT_ROAM_TBL_EVENTID:
3672 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
3673 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
3674 break;
3675 case WMI_EXTENSION_EVENTID:
3676 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
3677 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
3678 break;
3679 case WMI_CHANNEL_CHANGE_EVENTID:
3680 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
3681 break;
3682 case WMI_REPORT_ROAM_DATA_EVENTID:
3683 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
3684 break;
3685 case WMI_TEST_EVENTID:
3686 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
3687 ret = ath6kl_wmi_test_rx(wmi, datap, len);
3688 break;
3689 case WMI_GET_FIXRATES_CMDID:
3690 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
3691 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
3692 break;
3693 case WMI_TX_RETRY_ERR_EVENTID:
3694 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
3695 break;
3696 case WMI_SNR_THRESHOLD_EVENTID:
3697 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
3698 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
3699 break;
3700 case WMI_LQ_THRESHOLD_EVENTID:
3701 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
3702 break;
3703 case WMI_APLIST_EVENTID:
3704 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
3705 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
3706 break;
3707 case WMI_GET_KEEPALIVE_CMDID:
3708 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
3709 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
3710 break;
3711 case WMI_GET_WOW_LIST_EVENTID:
3712 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
3713 break;
3714 case WMI_GET_PMKID_LIST_EVENTID:
3715 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
3716 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
3717 break;
3718 case WMI_SET_PARAMS_REPLY_EVENTID:
3719 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
3720 break;
3721 case WMI_ADDBA_RESP_EVENTID:
3722 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
3723 break;
3724 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
3725 ath6kl_dbg(ATH6KL_DBG_WMI,
3726 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
3727 break;
3728 case WMI_REPORT_BTCOEX_STATS_EVENTID:
3729 ath6kl_dbg(ATH6KL_DBG_WMI,
3730 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
3731 break;
3732 case WMI_TX_COMPLETE_EVENTID:
3733 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
3734 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
3735 break;
3736 case WMI_P2P_CAPABILITIES_EVENTID:
3737 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
3738 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
3739 break;
3740 case WMI_P2P_INFO_EVENTID:
3741 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
3742 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
3743 break;
3744 default:
3745 /* may be the event is interface specific */
3746 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
3747 break;
3748 }
3749
3750 dev_kfree_skb(skb);
3751 return ret;
3752 }
3753
3754 /* Control Path */
3755 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
3756 {
3757 if (WARN_ON(skb == NULL))
3758 return -EINVAL;
3759
3760 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
3761 ath6kl_err("bad packet 1\n");
3762 dev_kfree_skb(skb);
3763 return -EINVAL;
3764 }
3765
3766 return ath6kl_wmi_proc_events(wmi, skb);
3767 }
3768
3769 void ath6kl_wmi_reset(struct wmi *wmi)
3770 {
3771 spin_lock_bh(&wmi->lock);
3772
3773 wmi->fat_pipe_exist = 0;
3774 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
3775
3776 spin_unlock_bh(&wmi->lock);
3777 }
3778
3779 void *ath6kl_wmi_init(struct ath6kl *dev)
3780 {
3781 struct wmi *wmi;
3782
3783 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
3784 if (!wmi)
3785 return NULL;
3786
3787 spin_lock_init(&wmi->lock);
3788
3789 wmi->parent_dev = dev;
3790
3791 wmi->pwr_mode = REC_POWER;
3792
3793 ath6kl_wmi_reset(wmi);
3794
3795 return wmi;
3796 }
3797
3798 void ath6kl_wmi_shutdown(struct wmi *wmi)
3799 {
3800 if (!wmi)
3801 return;
3802
3803 kfree(wmi->last_mgmt_tx_frame);
3804 kfree(wmi);
3805 }
Linus' kernel tree