projects / deliverable / linux.git / blob
? search:


73ac21e172dfe9a06ed84f744224ad8c48712fa8
[deliverable/linux.git] / drivers / net / wireless / ath / ath6kl / wmi.c
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, "remain_on_chnl: Unknown channel "
464 "(freq=%u)\n", freq);
465 return -EINVAL;
466 }
467 id = vif->last_roc_id;
468 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT,
469 dur, GFP_ATOMIC);
470
471 return 0;
472 }
473
474 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
475 u8 *datap, int len,
476 struct ath6kl_vif *vif)
477 {
478 struct wmi_cancel_remain_on_chnl_event *ev;
479 u32 freq;
480 u32 dur;
481 struct ieee80211_channel *chan;
482 struct ath6kl *ar = wmi->parent_dev;
483 u32 id;
484
485 if (len < sizeof(*ev))
486 return -EINVAL;
487
488 ev = (struct wmi_cancel_remain_on_chnl_event *) datap;
489 freq = le32_to_cpu(ev->freq);
490 dur = le32_to_cpu(ev->duration);
491 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: freq=%u dur=%u "
492 "status=%u\n", freq, dur, ev->status);
493 chan = ieee80211_get_channel(ar->wiphy, freq);
494 if (!chan) {
495 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: Unknown "
496 "channel (freq=%u)\n", freq);
497 return -EINVAL;
498 }
499 if (vif->last_cancel_roc_id &&
500 vif->last_cancel_roc_id + 1 == vif->last_roc_id)
501 id = vif->last_cancel_roc_id; /* event for cancel command */
502 else
503 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
504 vif->last_cancel_roc_id = 0;
505 cfg80211_remain_on_channel_expired(vif->ndev, id, chan,
506 NL80211_CHAN_NO_HT, GFP_ATOMIC);
507
508 return 0;
509 }
510
511 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len,
512 struct ath6kl_vif *vif)
513 {
514 struct wmi_tx_status_event *ev;
515 u32 id;
516
517 if (len < sizeof(*ev))
518 return -EINVAL;
519
520 ev = (struct wmi_tx_status_event *) datap;
521 id = le32_to_cpu(ev->id);
522 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n",
523 id, ev->ack_status);
524 if (wmi->last_mgmt_tx_frame) {
525 cfg80211_mgmt_tx_status(vif->ndev, id,
526 wmi->last_mgmt_tx_frame,
527 wmi->last_mgmt_tx_frame_len,
528 !!ev->ack_status, GFP_ATOMIC);
529 kfree(wmi->last_mgmt_tx_frame);
530 wmi->last_mgmt_tx_frame = NULL;
531 wmi->last_mgmt_tx_frame_len = 0;
532 }
533
534 return 0;
535 }
536
537 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len,
538 struct ath6kl_vif *vif)
539 {
540 struct wmi_p2p_rx_probe_req_event *ev;
541 u32 freq;
542 u16 dlen;
543
544 if (len < sizeof(*ev))
545 return -EINVAL;
546
547 ev = (struct wmi_p2p_rx_probe_req_event *) datap;
548 freq = le32_to_cpu(ev->freq);
549 dlen = le16_to_cpu(ev->len);
550 if (datap + len < ev->data + dlen) {
551 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: "
552 "len=%d dlen=%u\n", len, dlen);
553 return -EINVAL;
554 }
555 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_probe_req: len=%u freq=%u "
556 "probe_req_report=%d\n",
557 dlen, freq, vif->probe_req_report);
558
559 if (vif->probe_req_report || vif->nw_type == AP_NETWORK)
560 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
561
562 return 0;
563 }
564
565 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len)
566 {
567 struct wmi_p2p_capabilities_event *ev;
568 u16 dlen;
569
570 if (len < sizeof(*ev))
571 return -EINVAL;
572
573 ev = (struct wmi_p2p_capabilities_event *) datap;
574 dlen = le16_to_cpu(ev->len);
575 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen);
576
577 return 0;
578 }
579
580 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len,
581 struct ath6kl_vif *vif)
582 {
583 struct wmi_rx_action_event *ev;
584 u32 freq;
585 u16 dlen;
586
587 if (len < sizeof(*ev))
588 return -EINVAL;
589
590 ev = (struct wmi_rx_action_event *) datap;
591 freq = le32_to_cpu(ev->freq);
592 dlen = le16_to_cpu(ev->len);
593 if (datap + len < ev->data + dlen) {
594 ath6kl_err("invalid wmi_rx_action_event: "
595 "len=%d dlen=%u\n", len, dlen);
596 return -EINVAL;
597 }
598 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq);
599 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC);
600
601 return 0;
602 }
603
604 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len)
605 {
606 struct wmi_p2p_info_event *ev;
607 u32 flags;
608 u16 dlen;
609
610 if (len < sizeof(*ev))
611 return -EINVAL;
612
613 ev = (struct wmi_p2p_info_event *) datap;
614 flags = le32_to_cpu(ev->info_req_flags);
615 dlen = le16_to_cpu(ev->len);
616 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen);
617
618 if (flags & P2P_FLAG_CAPABILITIES_REQ) {
619 struct wmi_p2p_capabilities *cap;
620 if (dlen < sizeof(*cap))
621 return -EINVAL;
622 cap = (struct wmi_p2p_capabilities *) ev->data;
623 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n",
624 cap->go_power_save);
625 }
626
627 if (flags & P2P_FLAG_MACADDR_REQ) {
628 struct wmi_p2p_macaddr *mac;
629 if (dlen < sizeof(*mac))
630 return -EINVAL;
631 mac = (struct wmi_p2p_macaddr *) ev->data;
632 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n",
633 mac->mac_addr);
634 }
635
636 if (flags & P2P_FLAG_HMODEL_REQ) {
637 struct wmi_p2p_hmodel *mod;
638 if (dlen < sizeof(*mod))
639 return -EINVAL;
640 mod = (struct wmi_p2p_hmodel *) ev->data;
641 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n",
642 mod->p2p_model,
643 mod->p2p_model ? "host" : "firmware");
644 }
645 return 0;
646 }
647
648 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size)
649 {
650 struct sk_buff *skb;
651
652 skb = ath6kl_buf_alloc(size);
653 if (!skb)
654 return NULL;
655
656 skb_put(skb, size);
657 if (size)
658 memset(skb->data, 0, size);
659
660 return skb;
661 }
662
663 /* Send a "simple" wmi command -- one with no arguments */
664 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx,
665 enum wmi_cmd_id cmd_id)
666 {
667 struct sk_buff *skb;
668 int ret;
669
670 skb = ath6kl_wmi_get_new_buf(0);
671 if (!skb)
672 return -ENOMEM;
673
674 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG);
675
676 return ret;
677 }
678
679 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len)
680 {
681 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap;
682
683 if (len < sizeof(struct wmi_ready_event_2))
684 return -EINVAL;
685
686 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr,
687 le32_to_cpu(ev->sw_version),
688 le32_to_cpu(ev->abi_version));
689
690 return 0;
691 }
692
693 /*
694 * Mechanism to modify the roaming behavior in the firmware. The lower rssi
695 * at which the station has to roam can be passed with
696 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level
697 * in dBm.
698 */
699 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi)
700 {
701 struct sk_buff *skb;
702 struct roam_ctrl_cmd *cmd;
703
704 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
705 if (!skb)
706 return -ENOMEM;
707
708 cmd = (struct roam_ctrl_cmd *) skb->data;
709
710 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD);
711 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi +
712 DEF_SCAN_FOR_ROAM_INTVL);
713 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi);
714 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR;
715 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS;
716
717 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
718 NO_SYNC_WMIFLAG);
719
720 return 0;
721 }
722
723 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid)
724 {
725 struct sk_buff *skb;
726 struct roam_ctrl_cmd *cmd;
727
728 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
729 if (!skb)
730 return -ENOMEM;
731
732 cmd = (struct roam_ctrl_cmd *) skb->data;
733 memset(cmd, 0, sizeof(*cmd));
734
735 memcpy(cmd->info.bssid, bssid, ETH_ALEN);
736 cmd->roam_ctrl = WMI_FORCE_ROAM;
737
738 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid);
739 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
740 NO_SYNC_WMIFLAG);
741 }
742
743 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode)
744 {
745 struct sk_buff *skb;
746 struct roam_ctrl_cmd *cmd;
747
748 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
749 if (!skb)
750 return -ENOMEM;
751
752 cmd = (struct roam_ctrl_cmd *) skb->data;
753 memset(cmd, 0, sizeof(*cmd));
754
755 cmd->info.roam_mode = mode;
756 cmd->roam_ctrl = WMI_SET_ROAM_MODE;
757
758 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode);
759 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID,
760 NO_SYNC_WMIFLAG);
761 }
762
763 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len,
764 struct ath6kl_vif *vif)
765 {
766 struct wmi_connect_event *ev;
767 u8 *pie, *peie;
768
769 if (len < sizeof(struct wmi_connect_event))
770 return -EINVAL;
771
772 ev = (struct wmi_connect_event *) datap;
773
774 if (vif->nw_type == AP_NETWORK) {
775 /* AP mode start/STA connected event */
776 struct net_device *dev = vif->ndev;
777 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) {
778 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: freq %d bssid %pM "
779 "(AP started)\n",
780 __func__, le16_to_cpu(ev->u.ap_bss.ch),
781 ev->u.ap_bss.bssid);
782 ath6kl_connect_ap_mode_bss(
783 vif, le16_to_cpu(ev->u.ap_bss.ch));
784 } else {
785 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: aid %u mac_addr %pM "
786 "auth=%u keymgmt=%u cipher=%u apsd_info=%u "
787 "(STA connected)\n",
788 __func__, ev->u.ap_sta.aid,
789 ev->u.ap_sta.mac_addr,
790 ev->u.ap_sta.auth,
791 ev->u.ap_sta.keymgmt,
792 le16_to_cpu(ev->u.ap_sta.cipher),
793 ev->u.ap_sta.apsd_info);
794
795 ath6kl_connect_ap_mode_sta(
796 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr,
797 ev->u.ap_sta.keymgmt,
798 le16_to_cpu(ev->u.ap_sta.cipher),
799 ev->u.ap_sta.auth, ev->assoc_req_len,
800 ev->assoc_info + ev->beacon_ie_len,
801 ev->u.ap_sta.apsd_info);
802 }
803 return 0;
804 }
805
806 /* STA/IBSS mode connection event */
807
808 ath6kl_dbg(ATH6KL_DBG_WMI,
809 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n",
810 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid,
811 le16_to_cpu(ev->u.sta.listen_intvl),
812 le16_to_cpu(ev->u.sta.beacon_intvl),
813 le32_to_cpu(ev->u.sta.nw_type));
814
815 /* Start of assoc rsp IEs */
816 pie = ev->assoc_info + ev->beacon_ie_len +
817 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */
818
819 /* End of assoc rsp IEs */
820 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len +
821 ev->assoc_resp_len;
822
823 while (pie < peie) {
824 switch (*pie) {
825 case WLAN_EID_VENDOR_SPECIFIC:
826 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 &&
827 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) {
828 /* WMM OUT (00:50:F2) */
829 if (pie[1] > 5
830 && pie[6] == WMM_PARAM_OUI_SUBTYPE)
831 wmi->is_wmm_enabled = true;
832 }
833 break;
834 }
835
836 if (wmi->is_wmm_enabled)
837 break;
838
839 pie += pie[1] + 2;
840 }
841
842 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch),
843 ev->u.sta.bssid,
844 le16_to_cpu(ev->u.sta.listen_intvl),
845 le16_to_cpu(ev->u.sta.beacon_intvl),
846 le32_to_cpu(ev->u.sta.nw_type),
847 ev->beacon_ie_len, ev->assoc_req_len,
848 ev->assoc_resp_len, ev->assoc_info);
849
850 return 0;
851 }
852
853 static struct country_code_to_enum_rd *
854 ath6kl_regd_find_country(u16 countryCode)
855 {
856 int i;
857
858 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
859 if (allCountries[i].countryCode == countryCode)
860 return &allCountries[i];
861 }
862
863 return NULL;
864 }
865
866 static struct reg_dmn_pair_mapping *
867 ath6kl_get_regpair(u16 regdmn)
868 {
869 int i;
870
871 if (regdmn == NO_ENUMRD)
872 return NULL;
873
874 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) {
875 if (regDomainPairs[i].regDmnEnum == regdmn)
876 return &regDomainPairs[i];
877 }
878
879 return NULL;
880 }
881
882 static struct country_code_to_enum_rd *
883 ath6kl_regd_find_country_by_rd(u16 regdmn)
884 {
885 int i;
886
887 for (i = 0; i < ARRAY_SIZE(allCountries); i++) {
888 if (allCountries[i].regDmnEnum == regdmn)
889 return &allCountries[i];
890 }
891
892 return NULL;
893 }
894
895 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len)
896 {
897
898 struct ath6kl_wmi_regdomain *ev;
899 struct country_code_to_enum_rd *country = NULL;
900 struct reg_dmn_pair_mapping *regpair = NULL;
901 char alpha2[2];
902 u32 reg_code;
903
904 ev = (struct ath6kl_wmi_regdomain *) datap;
905 reg_code = le32_to_cpu(ev->reg_code);
906
907 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG)
908 country = ath6kl_regd_find_country((u16) reg_code);
909 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) {
910
911 regpair = ath6kl_get_regpair((u16) reg_code);
912 country = ath6kl_regd_find_country_by_rd((u16) reg_code);
913 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n",
914 regpair->regDmnEnum);
915 }
916
917 if (country && wmi->parent_dev->wiphy_registered) {
918 alpha2[0] = country->isoName[0];
919 alpha2[1] = country->isoName[1];
920
921 regulatory_hint(wmi->parent_dev->wiphy, alpha2);
922
923 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n",
924 alpha2[0], alpha2[1]);
925 }
926 }
927
928 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len,
929 struct ath6kl_vif *vif)
930 {
931 struct wmi_disconnect_event *ev;
932 wmi->traffic_class = 100;
933
934 if (len < sizeof(struct wmi_disconnect_event))
935 return -EINVAL;
936
937 ev = (struct wmi_disconnect_event *) datap;
938
939 ath6kl_dbg(ATH6KL_DBG_WMI,
940 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n",
941 le16_to_cpu(ev->proto_reason_status), ev->bssid,
942 ev->disconn_reason, ev->assoc_resp_len);
943
944 wmi->is_wmm_enabled = false;
945
946 ath6kl_disconnect_event(vif, ev->disconn_reason,
947 ev->bssid, ev->assoc_resp_len, ev->assoc_info,
948 le16_to_cpu(ev->proto_reason_status));
949
950 return 0;
951 }
952
953 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len)
954 {
955 struct wmi_peer_node_event *ev;
956
957 if (len < sizeof(struct wmi_peer_node_event))
958 return -EINVAL;
959
960 ev = (struct wmi_peer_node_event *) datap;
961
962 if (ev->event_code == PEER_NODE_JOIN_EVENT)
963 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n",
964 ev->peer_mac_addr);
965 else if (ev->event_code == PEER_NODE_LEAVE_EVENT)
966 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n",
967 ev->peer_mac_addr);
968
969 return 0;
970 }
971
972 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len,
973 struct ath6kl_vif *vif)
974 {
975 struct wmi_tkip_micerr_event *ev;
976
977 if (len < sizeof(struct wmi_tkip_micerr_event))
978 return -EINVAL;
979
980 ev = (struct wmi_tkip_micerr_event *) datap;
981
982 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast);
983
984 return 0;
985 }
986
987 void ath6kl_wmi_sscan_timer(unsigned long ptr)
988 {
989 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr;
990
991 cfg80211_sched_scan_results(vif->ar->wiphy);
992 }
993
994 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len,
995 struct ath6kl_vif *vif)
996 {
997 struct wmi_bss_info_hdr2 *bih;
998 u8 *buf;
999 struct ieee80211_channel *channel;
1000 struct ath6kl *ar = wmi->parent_dev;
1001 struct ieee80211_mgmt *mgmt;
1002 struct cfg80211_bss *bss;
1003
1004 if (len <= sizeof(struct wmi_bss_info_hdr2))
1005 return -EINVAL;
1006
1007 bih = (struct wmi_bss_info_hdr2 *) datap;
1008 buf = datap + sizeof(struct wmi_bss_info_hdr2);
1009 len -= sizeof(struct wmi_bss_info_hdr2);
1010
1011 ath6kl_dbg(ATH6KL_DBG_WMI,
1012 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" "
1013 "frame_type=%d\n",
1014 bih->ch, bih->snr, bih->snr - 95, bih->bssid,
1015 bih->frame_type);
1016
1017 if (bih->frame_type != BEACON_FTYPE &&
1018 bih->frame_type != PROBERESP_FTYPE)
1019 return 0; /* Only update BSS table for now */
1020
1021 if (bih->frame_type == BEACON_FTYPE &&
1022 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) {
1023 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags);
1024 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx,
1025 NONE_BSS_FILTER, 0);
1026 }
1027
1028 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch));
1029 if (channel == NULL)
1030 return -EINVAL;
1031
1032 if (len < 8 + 2 + 2)
1033 return -EINVAL;
1034
1035 if (bih->frame_type == BEACON_FTYPE && test_bit(CONNECTED, &vif->flags)
1036 && memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) {
1037 const u8 *tim;
1038 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2,
1039 len - 8 - 2 - 2);
1040 if (tim && tim[1] >= 2) {
1041 vif->assoc_bss_dtim_period = tim[3];
1042 set_bit(DTIM_PERIOD_AVAIL, &vif->flags);
1043 }
1044 }
1045
1046 /*
1047 * In theory, use of cfg80211_inform_bss() would be more natural here
1048 * since we do not have the full frame. However, at least for now,
1049 * cfg80211 can only distinguish Beacon and Probe Response frames from
1050 * each other when using cfg80211_inform_bss_frame(), so let's build a
1051 * fake IEEE 802.11 header to be able to take benefit of this.
1052 */
1053 mgmt = kmalloc(24 + len, GFP_ATOMIC);
1054 if (mgmt == NULL)
1055 return -EINVAL;
1056
1057 if (bih->frame_type == BEACON_FTYPE) {
1058 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1059 IEEE80211_STYPE_BEACON);
1060 memset(mgmt->da, 0xff, ETH_ALEN);
1061 } else {
1062 struct net_device *dev = vif->ndev;
1063
1064 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1065 IEEE80211_STYPE_PROBE_RESP);
1066 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN);
1067 }
1068 mgmt->duration = cpu_to_le16(0);
1069 memcpy(mgmt->sa, bih->bssid, ETH_ALEN);
1070 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN);
1071 mgmt->seq_ctrl = cpu_to_le16(0);
1072
1073 memcpy(&mgmt->u.beacon, buf, len);
1074
1075 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt,
1076 24 + len, (bih->snr - 95) * 100,
1077 GFP_ATOMIC);
1078 kfree(mgmt);
1079 if (bss == NULL)
1080 return -ENOMEM;
1081 cfg80211_put_bss(bss);
1082
1083 /*
1084 * Firmware doesn't return any event when scheduled scan has
1085 * finished, so we need to use a timer to find out when there are
1086 * no more results.
1087 *
1088 * The timer is started from the first bss info received, otherwise
1089 * the timer would not ever fire if the scan interval is short
1090 * enough.
1091 */
1092 if (ar->state == ATH6KL_STATE_SCHED_SCAN &&
1093 !timer_pending(&vif->sched_scan_timer)) {
1094 mod_timer(&vif->sched_scan_timer, jiffies +
1095 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY));
1096 }
1097
1098 return 0;
1099 }
1100
1101 /* Inactivity timeout of a fatpipe(pstream) at the target */
1102 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap,
1103 int len)
1104 {
1105 struct wmi_pstream_timeout_event *ev;
1106
1107 if (len < sizeof(struct wmi_pstream_timeout_event))
1108 return -EINVAL;
1109
1110 ev = (struct wmi_pstream_timeout_event *) datap;
1111
1112 /*
1113 * When the pstream (fat pipe == AC) timesout, it means there were
1114 * no thinStreams within this pstream & it got implicitly created
1115 * due to data flow on this AC. We start the inactivity timer only
1116 * for implicitly created pstream. Just reset the host state.
1117 */
1118 spin_lock_bh(&wmi->lock);
1119 wmi->stream_exist_for_ac[ev->traffic_class] = 0;
1120 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class);
1121 spin_unlock_bh(&wmi->lock);
1122
1123 /* Indicate inactivity to driver layer for this fatpipe (pstream) */
1124 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false);
1125
1126 return 0;
1127 }
1128
1129 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len)
1130 {
1131 struct wmi_bit_rate_reply *reply;
1132 s32 rate;
1133 u32 sgi, index;
1134
1135 if (len < sizeof(struct wmi_bit_rate_reply))
1136 return -EINVAL;
1137
1138 reply = (struct wmi_bit_rate_reply *) datap;
1139
1140 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index);
1141
1142 if (reply->rate_index == (s8) RATE_AUTO) {
1143 rate = RATE_AUTO;
1144 } else {
1145 index = reply->rate_index & 0x7f;
1146 sgi = (reply->rate_index & 0x80) ? 1 : 0;
1147 rate = wmi_rate_tbl[index][sgi];
1148 }
1149
1150 ath6kl_wakeup_event(wmi->parent_dev);
1151
1152 return 0;
1153 }
1154
1155 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len)
1156 {
1157 ath6kl_tm_rx_event(wmi->parent_dev, datap, len);
1158
1159 return 0;
1160 }
1161
1162 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len)
1163 {
1164 if (len < sizeof(struct wmi_fix_rates_reply))
1165 return -EINVAL;
1166
1167 ath6kl_wakeup_event(wmi->parent_dev);
1168
1169 return 0;
1170 }
1171
1172 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len)
1173 {
1174 if (len < sizeof(struct wmi_channel_list_reply))
1175 return -EINVAL;
1176
1177 ath6kl_wakeup_event(wmi->parent_dev);
1178
1179 return 0;
1180 }
1181
1182 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len)
1183 {
1184 struct wmi_tx_pwr_reply *reply;
1185
1186 if (len < sizeof(struct wmi_tx_pwr_reply))
1187 return -EINVAL;
1188
1189 reply = (struct wmi_tx_pwr_reply *) datap;
1190 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM);
1191
1192 return 0;
1193 }
1194
1195 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len)
1196 {
1197 if (len < sizeof(struct wmi_get_keepalive_cmd))
1198 return -EINVAL;
1199
1200 ath6kl_wakeup_event(wmi->parent_dev);
1201
1202 return 0;
1203 }
1204
1205 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len,
1206 struct ath6kl_vif *vif)
1207 {
1208 struct wmi_scan_complete_event *ev;
1209
1210 ev = (struct wmi_scan_complete_event *) datap;
1211
1212 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status));
1213 wmi->is_probe_ssid = false;
1214
1215 return 0;
1216 }
1217
1218 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap,
1219 int len, struct ath6kl_vif *vif)
1220 {
1221 struct wmi_neighbor_report_event *ev;
1222 u8 i;
1223
1224 if (len < sizeof(*ev))
1225 return -EINVAL;
1226 ev = (struct wmi_neighbor_report_event *) datap;
1227 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info)
1228 > len) {
1229 ath6kl_dbg(ATH6KL_DBG_WMI, "truncated neighbor event "
1230 "(num=%d len=%d)\n", ev->num_neighbors, len);
1231 return -EINVAL;
1232 }
1233 for (i = 0; i < ev->num_neighbors; i++) {
1234 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n",
1235 i + 1, ev->num_neighbors, ev->neighbor[i].bssid,
1236 ev->neighbor[i].bss_flags);
1237 cfg80211_pmksa_candidate_notify(vif->ndev, i,
1238 ev->neighbor[i].bssid,
1239 !!(ev->neighbor[i].bss_flags &
1240 WMI_PREAUTH_CAPABLE_BSS),
1241 GFP_ATOMIC);
1242 }
1243
1244 return 0;
1245 }
1246
1247 /*
1248 * Target is reporting a programming error. This is for
1249 * developer aid only. Target only checks a few common violations
1250 * and it is responsibility of host to do all error checking.
1251 * Behavior of target after wmi error event is undefined.
1252 * A reset is recommended.
1253 */
1254 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len)
1255 {
1256 const char *type = "unknown error";
1257 struct wmi_cmd_error_event *ev;
1258 ev = (struct wmi_cmd_error_event *) datap;
1259
1260 switch (ev->err_code) {
1261 case INVALID_PARAM:
1262 type = "invalid parameter";
1263 break;
1264 case ILLEGAL_STATE:
1265 type = "invalid state";
1266 break;
1267 case INTERNAL_ERROR:
1268 type = "internal error";
1269 break;
1270 }
1271
1272 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n",
1273 ev->cmd_id, type);
1274
1275 return 0;
1276 }
1277
1278 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len,
1279 struct ath6kl_vif *vif)
1280 {
1281 ath6kl_tgt_stats_event(vif, datap, len);
1282
1283 return 0;
1284 }
1285
1286 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi,
1287 struct sq_threshold_params *sq_thresh,
1288 u32 size)
1289 {
1290 u32 index;
1291 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1];
1292
1293 /* The list is already in sorted order. Get the next lower value */
1294 for (index = 0; index < size; index++) {
1295 if (rssi < sq_thresh->upper_threshold[index]) {
1296 threshold = (u8) sq_thresh->upper_threshold[index];
1297 break;
1298 }
1299 }
1300
1301 return threshold;
1302 }
1303
1304 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi,
1305 struct sq_threshold_params *sq_thresh,
1306 u32 size)
1307 {
1308 u32 index;
1309 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1];
1310
1311 /* The list is already in sorted order. Get the next lower value */
1312 for (index = 0; index < size; index++) {
1313 if (rssi > sq_thresh->lower_threshold[index]) {
1314 threshold = (u8) sq_thresh->lower_threshold[index];
1315 break;
1316 }
1317 }
1318
1319 return threshold;
1320 }
1321
1322 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi,
1323 struct wmi_rssi_threshold_params_cmd *rssi_cmd)
1324 {
1325 struct sk_buff *skb;
1326 struct wmi_rssi_threshold_params_cmd *cmd;
1327
1328 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1329 if (!skb)
1330 return -ENOMEM;
1331
1332 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data;
1333 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd));
1334
1335 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID,
1336 NO_SYNC_WMIFLAG);
1337 }
1338
1339 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap,
1340 int len)
1341 {
1342 struct wmi_rssi_threshold_event *reply;
1343 struct wmi_rssi_threshold_params_cmd cmd;
1344 struct sq_threshold_params *sq_thresh;
1345 enum wmi_rssi_threshold_val new_threshold;
1346 u8 upper_rssi_threshold, lower_rssi_threshold;
1347 s16 rssi;
1348 int ret;
1349
1350 if (len < sizeof(struct wmi_rssi_threshold_event))
1351 return -EINVAL;
1352
1353 reply = (struct wmi_rssi_threshold_event *) datap;
1354 new_threshold = (enum wmi_rssi_threshold_val) reply->range;
1355 rssi = a_sle16_to_cpu(reply->rssi);
1356
1357 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI];
1358
1359 /*
1360 * Identify the threshold breached and communicate that to the app.
1361 * After that install a new set of thresholds based on the signal
1362 * quality reported by the target
1363 */
1364 if (new_threshold) {
1365 /* Upper threshold breached */
1366 if (rssi < sq_thresh->upper_threshold[0]) {
1367 ath6kl_dbg(ATH6KL_DBG_WMI,
1368 "spurious upper rssi threshold event: %d\n",
1369 rssi);
1370 } else if ((rssi < sq_thresh->upper_threshold[1]) &&
1371 (rssi >= sq_thresh->upper_threshold[0])) {
1372 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE;
1373 } else if ((rssi < sq_thresh->upper_threshold[2]) &&
1374 (rssi >= sq_thresh->upper_threshold[1])) {
1375 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE;
1376 } else if ((rssi < sq_thresh->upper_threshold[3]) &&
1377 (rssi >= sq_thresh->upper_threshold[2])) {
1378 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE;
1379 } else if ((rssi < sq_thresh->upper_threshold[4]) &&
1380 (rssi >= sq_thresh->upper_threshold[3])) {
1381 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE;
1382 } else if ((rssi < sq_thresh->upper_threshold[5]) &&
1383 (rssi >= sq_thresh->upper_threshold[4])) {
1384 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE;
1385 } else if (rssi >= sq_thresh->upper_threshold[5]) {
1386 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE;
1387 }
1388 } else {
1389 /* Lower threshold breached */
1390 if (rssi > sq_thresh->lower_threshold[0]) {
1391 ath6kl_dbg(ATH6KL_DBG_WMI,
1392 "spurious lower rssi threshold event: %d %d\n",
1393 rssi, sq_thresh->lower_threshold[0]);
1394 } else if ((rssi > sq_thresh->lower_threshold[1]) &&
1395 (rssi <= sq_thresh->lower_threshold[0])) {
1396 new_threshold = WMI_RSSI_THRESHOLD6_BELOW;
1397 } else if ((rssi > sq_thresh->lower_threshold[2]) &&
1398 (rssi <= sq_thresh->lower_threshold[1])) {
1399 new_threshold = WMI_RSSI_THRESHOLD5_BELOW;
1400 } else if ((rssi > sq_thresh->lower_threshold[3]) &&
1401 (rssi <= sq_thresh->lower_threshold[2])) {
1402 new_threshold = WMI_RSSI_THRESHOLD4_BELOW;
1403 } else if ((rssi > sq_thresh->lower_threshold[4]) &&
1404 (rssi <= sq_thresh->lower_threshold[3])) {
1405 new_threshold = WMI_RSSI_THRESHOLD3_BELOW;
1406 } else if ((rssi > sq_thresh->lower_threshold[5]) &&
1407 (rssi <= sq_thresh->lower_threshold[4])) {
1408 new_threshold = WMI_RSSI_THRESHOLD2_BELOW;
1409 } else if (rssi <= sq_thresh->lower_threshold[5]) {
1410 new_threshold = WMI_RSSI_THRESHOLD1_BELOW;
1411 }
1412 }
1413
1414 /* Calculate and install the next set of thresholds */
1415 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh,
1416 sq_thresh->lower_threshold_valid_count);
1417 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh,
1418 sq_thresh->upper_threshold_valid_count);
1419
1420 /* Issue a wmi command to install the thresholds */
1421 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold);
1422 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold);
1423 cmd.weight = sq_thresh->weight;
1424 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1425
1426 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd);
1427 if (ret) {
1428 ath6kl_err("unable to configure rssi thresholds\n");
1429 return -EIO;
1430 }
1431
1432 return 0;
1433 }
1434
1435 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len,
1436 struct ath6kl_vif *vif)
1437 {
1438 struct wmi_cac_event *reply;
1439 struct ieee80211_tspec_ie *ts;
1440 u16 active_tsids, tsinfo;
1441 u8 tsid, index;
1442 u8 ts_id;
1443
1444 if (len < sizeof(struct wmi_cac_event))
1445 return -EINVAL;
1446
1447 reply = (struct wmi_cac_event *) datap;
1448
1449 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) &&
1450 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) {
1451
1452 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1453 tsinfo = le16_to_cpu(ts->tsinfo);
1454 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1455 IEEE80211_WMM_IE_TSPEC_TID_MASK;
1456
1457 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1458 reply->ac, tsid);
1459 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) {
1460 /*
1461 * Following assumes that there is only one outstanding
1462 * ADDTS request when this event is received
1463 */
1464 spin_lock_bh(&wmi->lock);
1465 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1466 spin_unlock_bh(&wmi->lock);
1467
1468 for (index = 0; index < sizeof(active_tsids) * 8; index++) {
1469 if ((active_tsids >> index) & 1)
1470 break;
1471 }
1472 if (index < (sizeof(active_tsids) * 8))
1473 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx,
1474 reply->ac, index);
1475 }
1476
1477 /*
1478 * Clear active tsids and Add missing handling
1479 * for delete qos stream from AP
1480 */
1481 else if (reply->cac_indication == CAC_INDICATION_DELETE) {
1482
1483 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion);
1484 tsinfo = le16_to_cpu(ts->tsinfo);
1485 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) &
1486 IEEE80211_WMM_IE_TSPEC_TID_MASK);
1487
1488 spin_lock_bh(&wmi->lock);
1489 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id);
1490 active_tsids = wmi->stream_exist_for_ac[reply->ac];
1491 spin_unlock_bh(&wmi->lock);
1492
1493 /* Indicate stream inactivity to driver layer only if all tsids
1494 * within this AC are deleted.
1495 */
1496 if (!active_tsids) {
1497 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac,
1498 false);
1499 wmi->fat_pipe_exist &= ~(1 << reply->ac);
1500 }
1501 }
1502
1503 return 0;
1504 }
1505
1506 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi,
1507 struct wmi_snr_threshold_params_cmd *snr_cmd)
1508 {
1509 struct sk_buff *skb;
1510 struct wmi_snr_threshold_params_cmd *cmd;
1511
1512 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1513 if (!skb)
1514 return -ENOMEM;
1515
1516 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data;
1517 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd));
1518
1519 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID,
1520 NO_SYNC_WMIFLAG);
1521 }
1522
1523 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap,
1524 int len)
1525 {
1526 struct wmi_snr_threshold_event *reply;
1527 struct sq_threshold_params *sq_thresh;
1528 struct wmi_snr_threshold_params_cmd cmd;
1529 enum wmi_snr_threshold_val new_threshold;
1530 u8 upper_snr_threshold, lower_snr_threshold;
1531 s16 snr;
1532 int ret;
1533
1534 if (len < sizeof(struct wmi_snr_threshold_event))
1535 return -EINVAL;
1536
1537 reply = (struct wmi_snr_threshold_event *) datap;
1538
1539 new_threshold = (enum wmi_snr_threshold_val) reply->range;
1540 snr = reply->snr;
1541
1542 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR];
1543
1544 /*
1545 * Identify the threshold breached and communicate that to the app.
1546 * After that install a new set of thresholds based on the signal
1547 * quality reported by the target.
1548 */
1549 if (new_threshold) {
1550 /* Upper threshold breached */
1551 if (snr < sq_thresh->upper_threshold[0]) {
1552 ath6kl_dbg(ATH6KL_DBG_WMI,
1553 "spurious upper snr threshold event: %d\n",
1554 snr);
1555 } else if ((snr < sq_thresh->upper_threshold[1]) &&
1556 (snr >= sq_thresh->upper_threshold[0])) {
1557 new_threshold = WMI_SNR_THRESHOLD1_ABOVE;
1558 } else if ((snr < sq_thresh->upper_threshold[2]) &&
1559 (snr >= sq_thresh->upper_threshold[1])) {
1560 new_threshold = WMI_SNR_THRESHOLD2_ABOVE;
1561 } else if ((snr < sq_thresh->upper_threshold[3]) &&
1562 (snr >= sq_thresh->upper_threshold[2])) {
1563 new_threshold = WMI_SNR_THRESHOLD3_ABOVE;
1564 } else if (snr >= sq_thresh->upper_threshold[3]) {
1565 new_threshold = WMI_SNR_THRESHOLD4_ABOVE;
1566 }
1567 } else {
1568 /* Lower threshold breached */
1569 if (snr > sq_thresh->lower_threshold[0]) {
1570 ath6kl_dbg(ATH6KL_DBG_WMI,
1571 "spurious lower snr threshold event: %d\n",
1572 sq_thresh->lower_threshold[0]);
1573 } else if ((snr > sq_thresh->lower_threshold[1]) &&
1574 (snr <= sq_thresh->lower_threshold[0])) {
1575 new_threshold = WMI_SNR_THRESHOLD4_BELOW;
1576 } else if ((snr > sq_thresh->lower_threshold[2]) &&
1577 (snr <= sq_thresh->lower_threshold[1])) {
1578 new_threshold = WMI_SNR_THRESHOLD3_BELOW;
1579 } else if ((snr > sq_thresh->lower_threshold[3]) &&
1580 (snr <= sq_thresh->lower_threshold[2])) {
1581 new_threshold = WMI_SNR_THRESHOLD2_BELOW;
1582 } else if (snr <= sq_thresh->lower_threshold[3]) {
1583 new_threshold = WMI_SNR_THRESHOLD1_BELOW;
1584 }
1585 }
1586
1587 /* Calculate and install the next set of thresholds */
1588 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh,
1589 sq_thresh->lower_threshold_valid_count);
1590 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh,
1591 sq_thresh->upper_threshold_valid_count);
1592
1593 /* Issue a wmi command to install the thresholds */
1594 cmd.thresh_above1_val = upper_snr_threshold;
1595 cmd.thresh_below1_val = lower_snr_threshold;
1596 cmd.weight = sq_thresh->weight;
1597 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval);
1598
1599 ath6kl_dbg(ATH6KL_DBG_WMI,
1600 "snr: %d, threshold: %d, lower: %d, upper: %d\n",
1601 snr, new_threshold,
1602 lower_snr_threshold, upper_snr_threshold);
1603
1604 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd);
1605 if (ret) {
1606 ath6kl_err("unable to configure snr threshold\n");
1607 return -EIO;
1608 }
1609
1610 return 0;
1611 }
1612
1613 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len)
1614 {
1615 u16 ap_info_entry_size;
1616 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap;
1617 struct wmi_ap_info_v1 *ap_info_v1;
1618 u8 index;
1619
1620 if (len < sizeof(struct wmi_aplist_event) ||
1621 ev->ap_list_ver != APLIST_VER1)
1622 return -EINVAL;
1623
1624 ap_info_entry_size = sizeof(struct wmi_ap_info_v1);
1625 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list;
1626
1627 ath6kl_dbg(ATH6KL_DBG_WMI,
1628 "number of APs in aplist event: %d\n", ev->num_ap);
1629
1630 if (len < (int) (sizeof(struct wmi_aplist_event) +
1631 (ev->num_ap - 1) * ap_info_entry_size))
1632 return -EINVAL;
1633
1634 /* AP list version 1 contents */
1635 for (index = 0; index < ev->num_ap; index++) {
1636 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n",
1637 index, ap_info_v1->bssid, ap_info_v1->channel);
1638 ap_info_v1++;
1639 }
1640
1641 return 0;
1642 }
1643
1644 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb,
1645 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag)
1646 {
1647 struct wmi_cmd_hdr *cmd_hdr;
1648 enum htc_endpoint_id ep_id = wmi->ep_id;
1649 int ret;
1650 u16 info1;
1651
1652 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1))))
1653 return -EINVAL;
1654
1655 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n",
1656 cmd_id, skb->len, sync_flag);
1657 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ",
1658 skb->data, skb->len);
1659
1660 if (sync_flag >= END_WMIFLAG) {
1661 dev_kfree_skb(skb);
1662 return -EINVAL;
1663 }
1664
1665 if ((sync_flag == SYNC_BEFORE_WMIFLAG) ||
1666 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1667 /*
1668 * Make sure all data currently queued is transmitted before
1669 * the cmd execution. Establish a new sync point.
1670 */
1671 ath6kl_wmi_sync_point(wmi, if_idx);
1672 }
1673
1674 skb_push(skb, sizeof(struct wmi_cmd_hdr));
1675
1676 cmd_hdr = (struct wmi_cmd_hdr *) skb->data;
1677 cmd_hdr->cmd_id = cpu_to_le16(cmd_id);
1678 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK;
1679 cmd_hdr->info1 = cpu_to_le16(info1);
1680
1681 /* Only for OPT_TX_CMD, use BE endpoint. */
1682 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) {
1683 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE,
1684 false, false, 0, NULL, if_idx);
1685 if (ret) {
1686 dev_kfree_skb(skb);
1687 return ret;
1688 }
1689 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE);
1690 }
1691
1692 ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
1693
1694 if ((sync_flag == SYNC_AFTER_WMIFLAG) ||
1695 (sync_flag == SYNC_BOTH_WMIFLAG)) {
1696 /*
1697 * Make sure all new data queued waits for the command to
1698 * execute. Establish a new sync point.
1699 */
1700 ath6kl_wmi_sync_point(wmi, if_idx);
1701 }
1702
1703 return 0;
1704 }
1705
1706 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx,
1707 enum network_type nw_type,
1708 enum dot11_auth_mode dot11_auth_mode,
1709 enum auth_mode auth_mode,
1710 enum crypto_type pairwise_crypto,
1711 u8 pairwise_crypto_len,
1712 enum crypto_type group_crypto,
1713 u8 group_crypto_len, int ssid_len, u8 *ssid,
1714 u8 *bssid, u16 channel, u32 ctrl_flags,
1715 u8 nw_subtype)
1716 {
1717 struct sk_buff *skb;
1718 struct wmi_connect_cmd *cc;
1719 int ret;
1720
1721 ath6kl_dbg(ATH6KL_DBG_WMI,
1722 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d "
1723 "type %d dot11_auth %d auth %d pairwise %d group %d\n",
1724 bssid, channel, ctrl_flags, ssid_len, nw_type,
1725 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto);
1726 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len);
1727
1728 wmi->traffic_class = 100;
1729
1730 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT))
1731 return -EINVAL;
1732
1733 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT))
1734 return -EINVAL;
1735
1736 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd));
1737 if (!skb)
1738 return -ENOMEM;
1739
1740 cc = (struct wmi_connect_cmd *) skb->data;
1741
1742 if (ssid_len)
1743 memcpy(cc->ssid, ssid, ssid_len);
1744
1745 cc->ssid_len = ssid_len;
1746 cc->nw_type = nw_type;
1747 cc->dot11_auth_mode = dot11_auth_mode;
1748 cc->auth_mode = auth_mode;
1749 cc->prwise_crypto_type = pairwise_crypto;
1750 cc->prwise_crypto_len = pairwise_crypto_len;
1751 cc->grp_crypto_type = group_crypto;
1752 cc->grp_crypto_len = group_crypto_len;
1753 cc->ch = cpu_to_le16(channel);
1754 cc->ctrl_flags = cpu_to_le32(ctrl_flags);
1755 cc->nw_subtype = nw_subtype;
1756
1757 if (bssid != NULL)
1758 memcpy(cc->bssid, bssid, ETH_ALEN);
1759
1760 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID,
1761 NO_SYNC_WMIFLAG);
1762
1763 return ret;
1764 }
1765
1766 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid,
1767 u16 channel)
1768 {
1769 struct sk_buff *skb;
1770 struct wmi_reconnect_cmd *cc;
1771 int ret;
1772
1773 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n",
1774 bssid, channel);
1775
1776 wmi->traffic_class = 100;
1777
1778 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd));
1779 if (!skb)
1780 return -ENOMEM;
1781
1782 cc = (struct wmi_reconnect_cmd *) skb->data;
1783 cc->channel = cpu_to_le16(channel);
1784
1785 if (bssid != NULL)
1786 memcpy(cc->bssid, bssid, ETH_ALEN);
1787
1788 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID,
1789 NO_SYNC_WMIFLAG);
1790
1791 return ret;
1792 }
1793
1794 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx)
1795 {
1796 int ret;
1797
1798 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n");
1799
1800 wmi->traffic_class = 100;
1801
1802 /* Disconnect command does not need to do a SYNC before. */
1803 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID);
1804
1805 return ret;
1806 }
1807
1808 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx,
1809 enum wmi_scan_type scan_type,
1810 u32 force_fgscan, u32 is_legacy,
1811 u32 home_dwell_time, u32 force_scan_interval,
1812 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates)
1813 {
1814 struct sk_buff *skb;
1815 struct wmi_begin_scan_cmd *sc;
1816 s8 size;
1817 int i, band, ret;
1818 struct ath6kl *ar = wmi->parent_dev;
1819 int num_rates;
1820
1821 size = sizeof(struct wmi_begin_scan_cmd);
1822
1823 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1824 return -EINVAL;
1825
1826 if (num_chan > WMI_MAX_CHANNELS)
1827 return -EINVAL;
1828
1829 if (num_chan)
1830 size += sizeof(u16) * (num_chan - 1);
1831
1832 skb = ath6kl_wmi_get_new_buf(size);
1833 if (!skb)
1834 return -ENOMEM;
1835
1836 sc = (struct wmi_begin_scan_cmd *) skb->data;
1837 sc->scan_type = scan_type;
1838 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1839 sc->is_legacy = cpu_to_le32(is_legacy);
1840 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1841 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1842 sc->no_cck = cpu_to_le32(no_cck);
1843 sc->num_ch = num_chan;
1844
1845 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
1846 struct ieee80211_supported_band *sband =
1847 ar->wiphy->bands[band];
1848 u32 ratemask = rates[band];
1849 u8 *supp_rates = sc->supp_rates[band].rates;
1850 num_rates = 0;
1851
1852 for (i = 0; i < sband->n_bitrates; i++) {
1853 if ((BIT(i) & ratemask) == 0)
1854 continue; /* skip rate */
1855 supp_rates[num_rates++] =
1856 (u8) (sband->bitrates[i].bitrate / 5);
1857 }
1858 sc->supp_rates[band].nrates = num_rates;
1859 }
1860
1861 for (i = 0; i < num_chan; i++)
1862 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1863
1864 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID,
1865 NO_SYNC_WMIFLAG);
1866
1867 return ret;
1868 }
1869
1870 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use
1871 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P
1872 * mgmt operations using station interface.
1873 */
1874 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx,
1875 enum wmi_scan_type scan_type,
1876 u32 force_fgscan, u32 is_legacy,
1877 u32 home_dwell_time, u32 force_scan_interval,
1878 s8 num_chan, u16 *ch_list)
1879 {
1880 struct sk_buff *skb;
1881 struct wmi_start_scan_cmd *sc;
1882 s8 size;
1883 int i, ret;
1884
1885 size = sizeof(struct wmi_start_scan_cmd);
1886
1887 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN))
1888 return -EINVAL;
1889
1890 if (num_chan > WMI_MAX_CHANNELS)
1891 return -EINVAL;
1892
1893 if (num_chan)
1894 size += sizeof(u16) * (num_chan - 1);
1895
1896 skb = ath6kl_wmi_get_new_buf(size);
1897 if (!skb)
1898 return -ENOMEM;
1899
1900 sc = (struct wmi_start_scan_cmd *) skb->data;
1901 sc->scan_type = scan_type;
1902 sc->force_fg_scan = cpu_to_le32(force_fgscan);
1903 sc->is_legacy = cpu_to_le32(is_legacy);
1904 sc->home_dwell_time = cpu_to_le32(home_dwell_time);
1905 sc->force_scan_intvl = cpu_to_le32(force_scan_interval);
1906 sc->num_ch = num_chan;
1907
1908 for (i = 0; i < num_chan; i++)
1909 sc->ch_list[i] = cpu_to_le16(ch_list[i]);
1910
1911 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID,
1912 NO_SYNC_WMIFLAG);
1913
1914 return ret;
1915 }
1916
1917 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx,
1918 u16 fg_start_sec,
1919 u16 fg_end_sec, u16 bg_sec,
1920 u16 minact_chdw_msec, u16 maxact_chdw_msec,
1921 u16 pas_chdw_msec, u8 short_scan_ratio,
1922 u8 scan_ctrl_flag, u32 max_dfsch_act_time,
1923 u16 maxact_scan_per_ssid)
1924 {
1925 struct sk_buff *skb;
1926 struct wmi_scan_params_cmd *sc;
1927 int ret;
1928
1929 skb = ath6kl_wmi_get_new_buf(sizeof(*sc));
1930 if (!skb)
1931 return -ENOMEM;
1932
1933 sc = (struct wmi_scan_params_cmd *) skb->data;
1934 sc->fg_start_period = cpu_to_le16(fg_start_sec);
1935 sc->fg_end_period = cpu_to_le16(fg_end_sec);
1936 sc->bg_period = cpu_to_le16(bg_sec);
1937 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec);
1938 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec);
1939 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec);
1940 sc->short_scan_ratio = short_scan_ratio;
1941 sc->scan_ctrl_flags = scan_ctrl_flag;
1942 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time);
1943 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid);
1944
1945 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID,
1946 NO_SYNC_WMIFLAG);
1947 return ret;
1948 }
1949
1950 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask)
1951 {
1952 struct sk_buff *skb;
1953 struct wmi_bss_filter_cmd *cmd;
1954 int ret;
1955
1956 if (filter >= LAST_BSS_FILTER)
1957 return -EINVAL;
1958
1959 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1960 if (!skb)
1961 return -ENOMEM;
1962
1963 cmd = (struct wmi_bss_filter_cmd *) skb->data;
1964 cmd->bss_filter = filter;
1965 cmd->ie_mask = cpu_to_le32(ie_mask);
1966
1967 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID,
1968 NO_SYNC_WMIFLAG);
1969 return ret;
1970 }
1971
1972 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag,
1973 u8 ssid_len, u8 *ssid)
1974 {
1975 struct sk_buff *skb;
1976 struct wmi_probed_ssid_cmd *cmd;
1977 int ret;
1978
1979 if (index > MAX_PROBED_SSID_INDEX)
1980 return -EINVAL;
1981
1982 if (ssid_len > sizeof(cmd->ssid))
1983 return -EINVAL;
1984
1985 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0))
1986 return -EINVAL;
1987
1988 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len)
1989 return -EINVAL;
1990
1991 if (flag & SPECIFIC_SSID_FLAG)
1992 wmi->is_probe_ssid = true;
1993
1994 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
1995 if (!skb)
1996 return -ENOMEM;
1997
1998 cmd = (struct wmi_probed_ssid_cmd *) skb->data;
1999 cmd->entry_index = index;
2000 cmd->flag = flag;
2001 cmd->ssid_len = ssid_len;
2002 memcpy(cmd->ssid, ssid, ssid_len);
2003
2004 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID,
2005 NO_SYNC_WMIFLAG);
2006 return ret;
2007 }
2008
2009 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx,
2010 u16 listen_interval,
2011 u16 listen_beacons)
2012 {
2013 struct sk_buff *skb;
2014 struct wmi_listen_int_cmd *cmd;
2015 int ret;
2016
2017 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2018 if (!skb)
2019 return -ENOMEM;
2020
2021 cmd = (struct wmi_listen_int_cmd *) skb->data;
2022 cmd->listen_intvl = cpu_to_le16(listen_interval);
2023 cmd->num_beacons = cpu_to_le16(listen_beacons);
2024
2025 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID,
2026 NO_SYNC_WMIFLAG);
2027 return ret;
2028 }
2029
2030 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx,
2031 u16 bmiss_time, u16 num_beacons)
2032 {
2033 struct sk_buff *skb;
2034 struct wmi_bmiss_time_cmd *cmd;
2035 int ret;
2036
2037 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2038 if (!skb)
2039 return -ENOMEM;
2040
2041 cmd = (struct wmi_bmiss_time_cmd *) skb->data;
2042 cmd->bmiss_time = cpu_to_le16(bmiss_time);
2043 cmd->num_beacons = cpu_to_le16(num_beacons);
2044
2045 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID,
2046 NO_SYNC_WMIFLAG);
2047 return ret;
2048 }
2049
2050 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode)
2051 {
2052 struct sk_buff *skb;
2053 struct wmi_power_mode_cmd *cmd;
2054 int ret;
2055
2056 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2057 if (!skb)
2058 return -ENOMEM;
2059
2060 cmd = (struct wmi_power_mode_cmd *) skb->data;
2061 cmd->pwr_mode = pwr_mode;
2062 wmi->pwr_mode = pwr_mode;
2063
2064 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID,
2065 NO_SYNC_WMIFLAG);
2066 return ret;
2067 }
2068
2069 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period,
2070 u16 ps_poll_num, u16 dtim_policy,
2071 u16 tx_wakeup_policy, u16 num_tx_to_wakeup,
2072 u16 ps_fail_event_policy)
2073 {
2074 struct sk_buff *skb;
2075 struct wmi_power_params_cmd *pm;
2076 int ret;
2077
2078 skb = ath6kl_wmi_get_new_buf(sizeof(*pm));
2079 if (!skb)
2080 return -ENOMEM;
2081
2082 pm = (struct wmi_power_params_cmd *)skb->data;
2083 pm->idle_period = cpu_to_le16(idle_period);
2084 pm->pspoll_number = cpu_to_le16(ps_poll_num);
2085 pm->dtim_policy = cpu_to_le16(dtim_policy);
2086 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy);
2087 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup);
2088 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy);
2089
2090 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID,
2091 NO_SYNC_WMIFLAG);
2092 return ret;
2093 }
2094
2095 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout)
2096 {
2097 struct sk_buff *skb;
2098 struct wmi_disc_timeout_cmd *cmd;
2099 int ret;
2100
2101 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2102 if (!skb)
2103 return -ENOMEM;
2104
2105 cmd = (struct wmi_disc_timeout_cmd *) skb->data;
2106 cmd->discon_timeout = timeout;
2107
2108 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID,
2109 NO_SYNC_WMIFLAG);
2110
2111 if (ret == 0)
2112 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout);
2113
2114 return ret;
2115 }
2116
2117 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index,
2118 enum crypto_type key_type,
2119 u8 key_usage, u8 key_len,
2120 u8 *key_rsc, unsigned int key_rsc_len,
2121 u8 *key_material,
2122 u8 key_op_ctrl, u8 *mac_addr,
2123 enum wmi_sync_flag sync_flag)
2124 {
2125 struct sk_buff *skb;
2126 struct wmi_add_cipher_key_cmd *cmd;
2127 int ret;
2128
2129 ath6kl_dbg(ATH6KL_DBG_WMI, "addkey cmd: key_index=%u key_type=%d "
2130 "key_usage=%d key_len=%d key_op_ctrl=%d\n",
2131 key_index, key_type, key_usage, key_len, key_op_ctrl);
2132
2133 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) ||
2134 (key_material == NULL) || key_rsc_len > 8)
2135 return -EINVAL;
2136
2137 if ((WEP_CRYPT != key_type) && (NULL == key_rsc))
2138 return -EINVAL;
2139
2140 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2141 if (!skb)
2142 return -ENOMEM;
2143
2144 cmd = (struct wmi_add_cipher_key_cmd *) skb->data;
2145 cmd->key_index = key_index;
2146 cmd->key_type = key_type;
2147 cmd->key_usage = key_usage;
2148 cmd->key_len = key_len;
2149 memcpy(cmd->key, key_material, key_len);
2150
2151 if (key_rsc != NULL)
2152 memcpy(cmd->key_rsc, key_rsc, key_rsc_len);
2153
2154 cmd->key_op_ctrl = key_op_ctrl;
2155
2156 if (mac_addr)
2157 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN);
2158
2159 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID,
2160 sync_flag);
2161
2162 return ret;
2163 }
2164
2165 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk)
2166 {
2167 struct sk_buff *skb;
2168 struct wmi_add_krk_cmd *cmd;
2169 int ret;
2170
2171 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2172 if (!skb)
2173 return -ENOMEM;
2174
2175 cmd = (struct wmi_add_krk_cmd *) skb->data;
2176 memcpy(cmd->krk, krk, WMI_KRK_LEN);
2177
2178 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID,
2179 NO_SYNC_WMIFLAG);
2180
2181 return ret;
2182 }
2183
2184 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index)
2185 {
2186 struct sk_buff *skb;
2187 struct wmi_delete_cipher_key_cmd *cmd;
2188 int ret;
2189
2190 if (key_index > WMI_MAX_KEY_INDEX)
2191 return -EINVAL;
2192
2193 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2194 if (!skb)
2195 return -ENOMEM;
2196
2197 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data;
2198 cmd->key_index = key_index;
2199
2200 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID,
2201 NO_SYNC_WMIFLAG);
2202
2203 return ret;
2204 }
2205
2206 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid,
2207 const u8 *pmkid, bool set)
2208 {
2209 struct sk_buff *skb;
2210 struct wmi_setpmkid_cmd *cmd;
2211 int ret;
2212
2213 if (bssid == NULL)
2214 return -EINVAL;
2215
2216 if (set && pmkid == NULL)
2217 return -EINVAL;
2218
2219 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2220 if (!skb)
2221 return -ENOMEM;
2222
2223 cmd = (struct wmi_setpmkid_cmd *) skb->data;
2224 memcpy(cmd->bssid, bssid, ETH_ALEN);
2225 if (set) {
2226 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid));
2227 cmd->enable = PMKID_ENABLE;
2228 } else {
2229 memset(cmd->pmkid, 0, sizeof(cmd->pmkid));
2230 cmd->enable = PMKID_DISABLE;
2231 }
2232
2233 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID,
2234 NO_SYNC_WMIFLAG);
2235
2236 return ret;
2237 }
2238
2239 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb,
2240 enum htc_endpoint_id ep_id, u8 if_idx)
2241 {
2242 struct wmi_data_hdr *data_hdr;
2243 int ret;
2244
2245 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id))
2246 return -EINVAL;
2247
2248 skb_push(skb, sizeof(struct wmi_data_hdr));
2249
2250 data_hdr = (struct wmi_data_hdr *) skb->data;
2251 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT;
2252 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK);
2253
2254 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id);
2255
2256 return ret;
2257 }
2258
2259 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx)
2260 {
2261 struct sk_buff *skb;
2262 struct wmi_sync_cmd *cmd;
2263 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC];
2264 enum htc_endpoint_id ep_id;
2265 u8 index, num_pri_streams = 0;
2266 int ret = 0;
2267
2268 memset(data_sync_bufs, 0, sizeof(data_sync_bufs));
2269
2270 spin_lock_bh(&wmi->lock);
2271
2272 for (index = 0; index < WMM_NUM_AC; index++) {
2273 if (wmi->fat_pipe_exist & (1 << index)) {
2274 num_pri_streams++;
2275 data_sync_bufs[num_pri_streams - 1].traffic_class =
2276 index;
2277 }
2278 }
2279
2280 spin_unlock_bh(&wmi->lock);
2281
2282 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2283 if (!skb) {
2284 ret = -ENOMEM;
2285 goto free_skb;
2286 }
2287
2288 cmd = (struct wmi_sync_cmd *) skb->data;
2289
2290 /*
2291 * In the SYNC cmd sent on the control Ep, send a bitmap
2292 * of the data eps on which the Data Sync will be sent
2293 */
2294 cmd->data_sync_map = wmi->fat_pipe_exist;
2295
2296 for (index = 0; index < num_pri_streams; index++) {
2297 data_sync_bufs[index].skb = ath6kl_buf_alloc(0);
2298 if (data_sync_bufs[index].skb == NULL) {
2299 ret = -ENOMEM;
2300 break;
2301 }
2302 }
2303
2304 /*
2305 * If buffer allocation for any of the dataSync fails,
2306 * then do not send the Synchronize cmd on the control ep
2307 */
2308 if (ret)
2309 goto free_skb;
2310
2311 /*
2312 * Send sync cmd followed by sync data messages on all
2313 * endpoints being used
2314 */
2315 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID,
2316 NO_SYNC_WMIFLAG);
2317
2318 if (ret)
2319 goto free_skb;
2320
2321 /* cmd buffer sent, we no longer own it */
2322 skb = NULL;
2323
2324 for (index = 0; index < num_pri_streams; index++) {
2325
2326 if (WARN_ON(!data_sync_bufs[index].skb))
2327 break;
2328
2329 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev,
2330 data_sync_bufs[index].
2331 traffic_class);
2332 ret =
2333 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb,
2334 ep_id, if_idx);
2335
2336 if (ret)
2337 break;
2338
2339 data_sync_bufs[index].skb = NULL;
2340 }
2341
2342 free_skb:
2343 /* free up any resources left over (possibly due to an error) */
2344 if (skb)
2345 dev_kfree_skb(skb);
2346
2347 for (index = 0; index < num_pri_streams; index++) {
2348 if (data_sync_bufs[index].skb != NULL) {
2349 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].
2350 skb);
2351 }
2352 }
2353
2354 return ret;
2355 }
2356
2357 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx,
2358 struct wmi_create_pstream_cmd *params)
2359 {
2360 struct sk_buff *skb;
2361 struct wmi_create_pstream_cmd *cmd;
2362 u8 fatpipe_exist_for_ac = 0;
2363 s32 min_phy = 0;
2364 s32 nominal_phy = 0;
2365 int ret;
2366
2367 if (!((params->user_pri < 8) &&
2368 (params->user_pri <= 0x7) &&
2369 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) &&
2370 (params->traffic_direc == UPLINK_TRAFFIC ||
2371 params->traffic_direc == DNLINK_TRAFFIC ||
2372 params->traffic_direc == BIDIR_TRAFFIC) &&
2373 (params->traffic_type == TRAFFIC_TYPE_APERIODIC ||
2374 params->traffic_type == TRAFFIC_TYPE_PERIODIC) &&
2375 (params->voice_psc_cap == DISABLE_FOR_THIS_AC ||
2376 params->voice_psc_cap == ENABLE_FOR_THIS_AC ||
2377 params->voice_psc_cap == ENABLE_FOR_ALL_AC) &&
2378 (params->tsid == WMI_IMPLICIT_PSTREAM ||
2379 params->tsid <= WMI_MAX_THINSTREAM))) {
2380 return -EINVAL;
2381 }
2382
2383 /*
2384 * Check nominal PHY rate is >= minimalPHY,
2385 * so that DUT can allow TSRS IE
2386 */
2387
2388 /* Get the physical rate (units of bps) */
2389 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000);
2390
2391 /* Check minimal phy < nominal phy rate */
2392 if (params->nominal_phy >= min_phy) {
2393 /* unit of 500 kbps */
2394 nominal_phy = (params->nominal_phy * 1000) / 500;
2395 ath6kl_dbg(ATH6KL_DBG_WMI,
2396 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n",
2397 min_phy, nominal_phy);
2398
2399 params->nominal_phy = nominal_phy;
2400 } else {
2401 params->nominal_phy = 0;
2402 }
2403
2404 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2405 if (!skb)
2406 return -ENOMEM;
2407
2408 ath6kl_dbg(ATH6KL_DBG_WMI,
2409 "sending create_pstream_cmd: ac=%d tsid:%d\n",
2410 params->traffic_class, params->tsid);
2411
2412 cmd = (struct wmi_create_pstream_cmd *) skb->data;
2413 memcpy(cmd, params, sizeof(*cmd));
2414
2415 /* This is an implicitly created Fat pipe */
2416 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) {
2417 spin_lock_bh(&wmi->lock);
2418 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2419 (1 << params->traffic_class));
2420 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2421 spin_unlock_bh(&wmi->lock);
2422 } else {
2423 /* explicitly created thin stream within a fat pipe */
2424 spin_lock_bh(&wmi->lock);
2425 fatpipe_exist_for_ac = (wmi->fat_pipe_exist &
2426 (1 << params->traffic_class));
2427 wmi->stream_exist_for_ac[params->traffic_class] |=
2428 (1 << params->tsid);
2429 /*
2430 * If a thinstream becomes active, the fat pipe automatically
2431 * becomes active
2432 */
2433 wmi->fat_pipe_exist |= (1 << params->traffic_class);
2434 spin_unlock_bh(&wmi->lock);
2435 }
2436
2437 /*
2438 * Indicate activty change to driver layer only if this is the
2439 * first TSID to get created in this AC explicitly or an implicit
2440 * fat pipe is getting created.
2441 */
2442 if (!fatpipe_exist_for_ac)
2443 ath6kl_indicate_tx_activity(wmi->parent_dev,
2444 params->traffic_class, true);
2445
2446 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID,
2447 NO_SYNC_WMIFLAG);
2448 return ret;
2449 }
2450
2451 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class,
2452 u8 tsid)
2453 {
2454 struct sk_buff *skb;
2455 struct wmi_delete_pstream_cmd *cmd;
2456 u16 active_tsids = 0;
2457 int ret;
2458
2459 if (traffic_class > 3) {
2460 ath6kl_err("invalid traffic class: %d\n", traffic_class);
2461 return -EINVAL;
2462 }
2463
2464 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2465 if (!skb)
2466 return -ENOMEM;
2467
2468 cmd = (struct wmi_delete_pstream_cmd *) skb->data;
2469 cmd->traffic_class = traffic_class;
2470 cmd->tsid = tsid;
2471
2472 spin_lock_bh(&wmi->lock);
2473 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2474 spin_unlock_bh(&wmi->lock);
2475
2476 if (!(active_tsids & (1 << tsid))) {
2477 dev_kfree_skb(skb);
2478 ath6kl_dbg(ATH6KL_DBG_WMI,
2479 "TSID %d doesn't exist for traffic class: %d\n",
2480 tsid, traffic_class);
2481 return -ENODATA;
2482 }
2483
2484 ath6kl_dbg(ATH6KL_DBG_WMI,
2485 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n",
2486 traffic_class, tsid);
2487
2488 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID,
2489 SYNC_BEFORE_WMIFLAG);
2490
2491 spin_lock_bh(&wmi->lock);
2492 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid);
2493 active_tsids = wmi->stream_exist_for_ac[traffic_class];
2494 spin_unlock_bh(&wmi->lock);
2495
2496 /*
2497 * Indicate stream inactivity to driver layer only if all tsids
2498 * within this AC are deleted.
2499 */
2500 if (!active_tsids) {
2501 ath6kl_indicate_tx_activity(wmi->parent_dev,
2502 traffic_class, false);
2503 wmi->fat_pipe_exist &= ~(1 << traffic_class);
2504 }
2505
2506 return ret;
2507 }
2508
2509 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx,
2510 __be32 ips0, __be32 ips1)
2511 {
2512 struct sk_buff *skb;
2513 struct wmi_set_ip_cmd *cmd;
2514 int ret;
2515
2516 /* Multicast address are not valid */
2517 if (ipv4_is_multicast(ips0) ||
2518 ipv4_is_multicast(ips1))
2519 return -EINVAL;
2520
2521 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd));
2522 if (!skb)
2523 return -ENOMEM;
2524
2525 cmd = (struct wmi_set_ip_cmd *) skb->data;
2526 cmd->ips[0] = ips0;
2527 cmd->ips[1] = ips1;
2528
2529 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID,
2530 NO_SYNC_WMIFLAG);
2531 return ret;
2532 }
2533
2534 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi)
2535 {
2536 u16 active_tsids;
2537 u8 stream_exist;
2538 int i;
2539
2540 /*
2541 * Relinquish credits from all implicitly created pstreams
2542 * since when we go to sleep. If user created explicit
2543 * thinstreams exists with in a fatpipe leave them intact
2544 * for the user to delete.
2545 */
2546 spin_lock_bh(&wmi->lock);
2547 stream_exist = wmi->fat_pipe_exist;
2548 spin_unlock_bh(&wmi->lock);
2549
2550 for (i = 0; i < WMM_NUM_AC; i++) {
2551 if (stream_exist & (1 << i)) {
2552
2553 /*
2554 * FIXME: Is this lock & unlock inside
2555 * for loop correct? may need rework.
2556 */
2557 spin_lock_bh(&wmi->lock);
2558 active_tsids = wmi->stream_exist_for_ac[i];
2559 spin_unlock_bh(&wmi->lock);
2560
2561 /*
2562 * If there are no user created thin streams
2563 * delete the fatpipe
2564 */
2565 if (!active_tsids) {
2566 stream_exist &= ~(1 << i);
2567 /*
2568 * Indicate inactivity to driver layer for
2569 * this fatpipe (pstream)
2570 */
2571 ath6kl_indicate_tx_activity(wmi->parent_dev,
2572 i, false);
2573 }
2574 }
2575 }
2576
2577 /* FIXME: Can we do this assignment without locking ? */
2578 spin_lock_bh(&wmi->lock);
2579 wmi->fat_pipe_exist = stream_exist;
2580 spin_unlock_bh(&wmi->lock);
2581 }
2582
2583 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx,
2584 enum ath6kl_host_mode host_mode)
2585 {
2586 struct sk_buff *skb;
2587 struct wmi_set_host_sleep_mode_cmd *cmd;
2588 int ret;
2589
2590 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) &&
2591 (host_mode != ATH6KL_HOST_MODE_AWAKE)) {
2592 ath6kl_err("invalid host sleep mode: %d\n", host_mode);
2593 return -EINVAL;
2594 }
2595
2596 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2597 if (!skb)
2598 return -ENOMEM;
2599
2600 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data;
2601
2602 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) {
2603 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi);
2604 cmd->asleep = cpu_to_le32(1);
2605 } else
2606 cmd->awake = cpu_to_le32(1);
2607
2608 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2609 WMI_SET_HOST_SLEEP_MODE_CMDID,
2610 NO_SYNC_WMIFLAG);
2611 return ret;
2612 }
2613
2614 /* This command has zero length payload */
2615 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi,
2616 struct ath6kl_vif *vif)
2617 {
2618 struct ath6kl *ar = wmi->parent_dev;
2619
2620 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags);
2621 wake_up(&ar->event_wq);
2622
2623 return 0;
2624 }
2625
2626 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx,
2627 enum ath6kl_wow_mode wow_mode,
2628 u32 filter, u16 host_req_delay)
2629 {
2630 struct sk_buff *skb;
2631 struct wmi_set_wow_mode_cmd *cmd;
2632 int ret;
2633
2634 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) &&
2635 wow_mode != ATH6KL_WOW_MODE_DISABLE) {
2636 ath6kl_err("invalid wow mode: %d\n", wow_mode);
2637 return -EINVAL;
2638 }
2639
2640 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2641 if (!skb)
2642 return -ENOMEM;
2643
2644 cmd = (struct wmi_set_wow_mode_cmd *) skb->data;
2645 cmd->enable_wow = cpu_to_le32(wow_mode);
2646 cmd->filter = cpu_to_le32(filter);
2647 cmd->host_req_delay = cpu_to_le16(host_req_delay);
2648
2649 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID,
2650 NO_SYNC_WMIFLAG);
2651 return ret;
2652 }
2653
2654 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2655 u8 list_id, u8 filter_size,
2656 u8 filter_offset, const u8 *filter,
2657 const u8 *mask)
2658 {
2659 struct sk_buff *skb;
2660 struct wmi_add_wow_pattern_cmd *cmd;
2661 u16 size;
2662 u8 *filter_mask;
2663 int ret;
2664
2665 /*
2666 * Allocate additional memory in the buffer to hold
2667 * filter and mask value, which is twice of filter_size.
2668 */
2669 size = sizeof(*cmd) + (2 * filter_size);
2670
2671 skb = ath6kl_wmi_get_new_buf(size);
2672 if (!skb)
2673 return -ENOMEM;
2674
2675 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data;
2676 cmd->filter_list_id = list_id;
2677 cmd->filter_size = filter_size;
2678 cmd->filter_offset = filter_offset;
2679
2680 memcpy(cmd->filter, filter, filter_size);
2681
2682 filter_mask = (u8 *) (cmd->filter + filter_size);
2683 memcpy(filter_mask, mask, filter_size);
2684
2685 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID,
2686 NO_SYNC_WMIFLAG);
2687
2688 return ret;
2689 }
2690
2691 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx,
2692 u16 list_id, u16 filter_id)
2693 {
2694 struct sk_buff *skb;
2695 struct wmi_del_wow_pattern_cmd *cmd;
2696 int ret;
2697
2698 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2699 if (!skb)
2700 return -ENOMEM;
2701
2702 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data;
2703 cmd->filter_list_id = cpu_to_le16(list_id);
2704 cmd->filter_id = cpu_to_le16(filter_id);
2705
2706 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID,
2707 NO_SYNC_WMIFLAG);
2708 return ret;
2709 }
2710
2711 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb,
2712 enum wmix_command_id cmd_id,
2713 enum wmi_sync_flag sync_flag)
2714 {
2715 struct wmix_cmd_hdr *cmd_hdr;
2716 int ret;
2717
2718 skb_push(skb, sizeof(struct wmix_cmd_hdr));
2719
2720 cmd_hdr = (struct wmix_cmd_hdr *) skb->data;
2721 cmd_hdr->cmd_id = cpu_to_le32(cmd_id);
2722
2723 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag);
2724
2725 return ret;
2726 }
2727
2728 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source)
2729 {
2730 struct sk_buff *skb;
2731 struct wmix_hb_challenge_resp_cmd *cmd;
2732 int ret;
2733
2734 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2735 if (!skb)
2736 return -ENOMEM;
2737
2738 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data;
2739 cmd->cookie = cpu_to_le32(cookie);
2740 cmd->source = cpu_to_le32(source);
2741
2742 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID,
2743 NO_SYNC_WMIFLAG);
2744 return ret;
2745 }
2746
2747 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config)
2748 {
2749 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd;
2750 struct sk_buff *skb;
2751 int ret;
2752
2753 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2754 if (!skb)
2755 return -ENOMEM;
2756
2757 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data;
2758 cmd->valid = cpu_to_le32(valid);
2759 cmd->config = cpu_to_le32(config);
2760
2761 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID,
2762 NO_SYNC_WMIFLAG);
2763 return ret;
2764 }
2765
2766 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx)
2767 {
2768 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID);
2769 }
2770
2771 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM)
2772 {
2773 struct sk_buff *skb;
2774 struct wmi_set_tx_pwr_cmd *cmd;
2775 int ret;
2776
2777 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd));
2778 if (!skb)
2779 return -ENOMEM;
2780
2781 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data;
2782 cmd->dbM = dbM;
2783
2784 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID,
2785 NO_SYNC_WMIFLAG);
2786
2787 return ret;
2788 }
2789
2790 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx)
2791 {
2792 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID);
2793 }
2794
2795 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi)
2796 {
2797 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID);
2798 }
2799
2800 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status,
2801 u8 preamble_policy)
2802 {
2803 struct sk_buff *skb;
2804 struct wmi_set_lpreamble_cmd *cmd;
2805 int ret;
2806
2807 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd));
2808 if (!skb)
2809 return -ENOMEM;
2810
2811 cmd = (struct wmi_set_lpreamble_cmd *) skb->data;
2812 cmd->status = status;
2813 cmd->preamble_policy = preamble_policy;
2814
2815 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID,
2816 NO_SYNC_WMIFLAG);
2817 return ret;
2818 }
2819
2820 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold)
2821 {
2822 struct sk_buff *skb;
2823 struct wmi_set_rts_cmd *cmd;
2824 int ret;
2825
2826 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd));
2827 if (!skb)
2828 return -ENOMEM;
2829
2830 cmd = (struct wmi_set_rts_cmd *) skb->data;
2831 cmd->threshold = cpu_to_le16(threshold);
2832
2833 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID,
2834 NO_SYNC_WMIFLAG);
2835 return ret;
2836 }
2837
2838 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg)
2839 {
2840 struct sk_buff *skb;
2841 struct wmi_set_wmm_txop_cmd *cmd;
2842 int ret;
2843
2844 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED)))
2845 return -EINVAL;
2846
2847 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd));
2848 if (!skb)
2849 return -ENOMEM;
2850
2851 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data;
2852 cmd->txop_enable = cfg;
2853
2854 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID,
2855 NO_SYNC_WMIFLAG);
2856 return ret;
2857 }
2858
2859 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx,
2860 u8 keep_alive_intvl)
2861 {
2862 struct sk_buff *skb;
2863 struct wmi_set_keepalive_cmd *cmd;
2864 int ret;
2865
2866 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2867 if (!skb)
2868 return -ENOMEM;
2869
2870 cmd = (struct wmi_set_keepalive_cmd *) skb->data;
2871 cmd->keep_alive_intvl = keep_alive_intvl;
2872
2873 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID,
2874 NO_SYNC_WMIFLAG);
2875
2876 if (ret == 0)
2877 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl);
2878
2879 return ret;
2880 }
2881
2882 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len)
2883 {
2884 struct sk_buff *skb;
2885 int ret;
2886
2887 skb = ath6kl_wmi_get_new_buf(len);
2888 if (!skb)
2889 return -ENOMEM;
2890
2891 memcpy(skb->data, buf, len);
2892
2893 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG);
2894
2895 return ret;
2896 }
2897
2898 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on)
2899 {
2900 struct sk_buff *skb;
2901 struct wmi_mcast_filter_cmd *cmd;
2902 int ret;
2903
2904 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2905 if (!skb)
2906 return -ENOMEM;
2907
2908 cmd = (struct wmi_mcast_filter_cmd *) skb->data;
2909 cmd->mcast_all_enable = mc_all_on;
2910
2911 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID,
2912 NO_SYNC_WMIFLAG);
2913 return ret;
2914 }
2915
2916 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx,
2917 u8 *filter, bool add_filter)
2918 {
2919 struct sk_buff *skb;
2920 struct wmi_mcast_filter_add_del_cmd *cmd;
2921 int ret;
2922
2923 if ((filter[0] != 0x33 || filter[1] != 0x33) &&
2924 (filter[0] != 0x01 || filter[1] != 0x00 ||
2925 filter[2] != 0x5e || filter[3] > 0x7f)) {
2926 ath6kl_warn("invalid multicast filter address\n");
2927 return -EINVAL;
2928 }
2929
2930 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
2931 if (!skb)
2932 return -ENOMEM;
2933
2934 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data;
2935 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE);
2936 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb,
2937 add_filter ? WMI_SET_MCAST_FILTER_CMDID :
2938 WMI_DEL_MCAST_FILTER_CMDID,
2939 NO_SYNC_WMIFLAG);
2940
2941 return ret;
2942 }
2943
2944 s32 ath6kl_wmi_get_rate(s8 rate_index)
2945 {
2946 if (rate_index == RATE_AUTO)
2947 return 0;
2948
2949 return wmi_rate_tbl[(u32) rate_index][0];
2950 }
2951
2952 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap,
2953 u32 len)
2954 {
2955 struct wmi_pmkid_list_reply *reply;
2956 u32 expected_len;
2957
2958 if (len < sizeof(struct wmi_pmkid_list_reply))
2959 return -EINVAL;
2960
2961 reply = (struct wmi_pmkid_list_reply *)datap;
2962 expected_len = sizeof(reply->num_pmkid) +
2963 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN;
2964
2965 if (len < expected_len)
2966 return -EINVAL;
2967
2968 return 0;
2969 }
2970
2971 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2972 struct ath6kl_vif *vif)
2973 {
2974 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap;
2975
2976 aggr_recv_addba_req_evt(vif, cmd->tid,
2977 le16_to_cpu(cmd->st_seq_no), cmd->win_sz);
2978
2979 return 0;
2980 }
2981
2982 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len,
2983 struct ath6kl_vif *vif)
2984 {
2985 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap;
2986
2987 aggr_recv_delba_req_evt(vif, cmd->tid);
2988
2989 return 0;
2990 }
2991
2992 /* AP mode functions */
2993
2994 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx,
2995 struct wmi_connect_cmd *p)
2996 {
2997 struct sk_buff *skb;
2998 struct wmi_connect_cmd *cm;
2999 int res;
3000
3001 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3002 if (!skb)
3003 return -ENOMEM;
3004
3005 cm = (struct wmi_connect_cmd *) skb->data;
3006 memcpy(cm, p, sizeof(*cm));
3007
3008 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID,
3009 NO_SYNC_WMIFLAG);
3010 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: nw_type=%u auth_mode=%u ch=%u "
3011 "ctrl_flags=0x%x-> res=%d\n",
3012 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch),
3013 le32_to_cpu(p->ctrl_flags), res);
3014 return res;
3015 }
3016
3017 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac,
3018 u16 reason)
3019 {
3020 struct sk_buff *skb;
3021 struct wmi_ap_set_mlme_cmd *cm;
3022
3023 skb = ath6kl_wmi_get_new_buf(sizeof(*cm));
3024 if (!skb)
3025 return -ENOMEM;
3026
3027 cm = (struct wmi_ap_set_mlme_cmd *) skb->data;
3028 memcpy(cm->mac, mac, ETH_ALEN);
3029 cm->reason = cpu_to_le16(reason);
3030 cm->cmd = cmd;
3031
3032 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID,
3033 NO_SYNC_WMIFLAG);
3034 }
3035
3036 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable)
3037 {
3038 struct sk_buff *skb;
3039 struct wmi_ap_hidden_ssid_cmd *cmd;
3040
3041 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3042 if (!skb)
3043 return -ENOMEM;
3044
3045 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data;
3046 cmd->hidden_ssid = enable ? 1 : 0;
3047
3048 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID,
3049 NO_SYNC_WMIFLAG);
3050 }
3051
3052 /* This command will be used to enable/disable AP uAPSD feature */
3053 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable)
3054 {
3055 struct wmi_ap_set_apsd_cmd *cmd;
3056 struct sk_buff *skb;
3057
3058 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3059 if (!skb)
3060 return -ENOMEM;
3061
3062 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data;
3063 cmd->enable = enable;
3064
3065 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID,
3066 NO_SYNC_WMIFLAG);
3067 }
3068
3069 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx,
3070 u16 aid, u16 bitmap, u32 flags)
3071 {
3072 struct wmi_ap_apsd_buffered_traffic_cmd *cmd;
3073 struct sk_buff *skb;
3074
3075 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3076 if (!skb)
3077 return -ENOMEM;
3078
3079 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data;
3080 cmd->aid = cpu_to_le16(aid);
3081 cmd->bitmap = cpu_to_le16(bitmap);
3082 cmd->flags = cpu_to_le32(flags);
3083
3084 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3085 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID,
3086 NO_SYNC_WMIFLAG);
3087 }
3088
3089 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len,
3090 struct ath6kl_vif *vif)
3091 {
3092 struct wmi_pspoll_event *ev;
3093
3094 if (len < sizeof(struct wmi_pspoll_event))
3095 return -EINVAL;
3096
3097 ev = (struct wmi_pspoll_event *) datap;
3098
3099 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid));
3100
3101 return 0;
3102 }
3103
3104 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len,
3105 struct ath6kl_vif *vif)
3106 {
3107 ath6kl_dtimexpiry_event(vif);
3108
3109 return 0;
3110 }
3111
3112 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid,
3113 bool flag)
3114 {
3115 struct sk_buff *skb;
3116 struct wmi_ap_set_pvb_cmd *cmd;
3117 int ret;
3118
3119 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd));
3120 if (!skb)
3121 return -ENOMEM;
3122
3123 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data;
3124 cmd->aid = cpu_to_le16(aid);
3125 cmd->rsvd = cpu_to_le16(0);
3126 cmd->flag = cpu_to_le32(flag);
3127
3128 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID,
3129 NO_SYNC_WMIFLAG);
3130
3131 return 0;
3132 }
3133
3134 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx,
3135 u8 rx_meta_ver,
3136 bool rx_dot11_hdr, bool defrag_on_host)
3137 {
3138 struct sk_buff *skb;
3139 struct wmi_rx_frame_format_cmd *cmd;
3140 int ret;
3141
3142 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3143 if (!skb)
3144 return -ENOMEM;
3145
3146 cmd = (struct wmi_rx_frame_format_cmd *) skb->data;
3147 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0;
3148 cmd->defrag_on_host = defrag_on_host ? 1 : 0;
3149 cmd->meta_ver = rx_meta_ver;
3150
3151 /* Delete the local aggr state, on host */
3152 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID,
3153 NO_SYNC_WMIFLAG);
3154
3155 return ret;
3156 }
3157
3158 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type,
3159 const u8 *ie, u8 ie_len)
3160 {
3161 struct sk_buff *skb;
3162 struct wmi_set_appie_cmd *p;
3163
3164 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len);
3165 if (!skb)
3166 return -ENOMEM;
3167
3168 ath6kl_dbg(ATH6KL_DBG_WMI, "set_appie_cmd: mgmt_frm_type=%u "
3169 "ie_len=%u\n", mgmt_frm_type, ie_len);
3170 p = (struct wmi_set_appie_cmd *) skb->data;
3171 p->mgmt_frm_type = mgmt_frm_type;
3172 p->ie_len = ie_len;
3173
3174 if (ie != NULL && ie_len > 0)
3175 memcpy(p->ie_info, ie, ie_len);
3176
3177 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID,
3178 NO_SYNC_WMIFLAG);
3179 }
3180
3181 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable)
3182 {
3183 struct sk_buff *skb;
3184 struct wmi_disable_11b_rates_cmd *cmd;
3185
3186 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd));
3187 if (!skb)
3188 return -ENOMEM;
3189
3190 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n",
3191 disable);
3192 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data;
3193 cmd->disable = disable ? 1 : 0;
3194
3195 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID,
3196 NO_SYNC_WMIFLAG);
3197 }
3198
3199 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur)
3200 {
3201 struct sk_buff *skb;
3202 struct wmi_remain_on_chnl_cmd *p;
3203
3204 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3205 if (!skb)
3206 return -ENOMEM;
3207
3208 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n",
3209 freq, dur);
3210 p = (struct wmi_remain_on_chnl_cmd *) skb->data;
3211 p->freq = cpu_to_le32(freq);
3212 p->duration = cpu_to_le32(dur);
3213 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID,
3214 NO_SYNC_WMIFLAG);
3215 }
3216
3217 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use
3218 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P
3219 * mgmt operations using station interface.
3220 */
3221 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3222 u32 freq, u32 wait, const u8 *data,
3223 u16 data_len)
3224 {
3225 struct sk_buff *skb;
3226 struct wmi_send_action_cmd *p;
3227 u8 *buf;
3228
3229 if (wait)
3230 return -EINVAL; /* Offload for wait not supported */
3231
3232 buf = kmalloc(data_len, GFP_KERNEL);
3233 if (!buf)
3234 return -ENOMEM;
3235
3236 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3237 if (!skb) {
3238 kfree(buf);
3239 return -ENOMEM;
3240 }
3241
3242 kfree(wmi->last_mgmt_tx_frame);
3243 memcpy(buf, data, data_len);
3244 wmi->last_mgmt_tx_frame = buf;
3245 wmi->last_mgmt_tx_frame_len = data_len;
3246
3247 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u "
3248 "len=%u\n", id, freq, wait, data_len);
3249 p = (struct wmi_send_action_cmd *) skb->data;
3250 p->id = cpu_to_le32(id);
3251 p->freq = cpu_to_le32(freq);
3252 p->wait = cpu_to_le32(wait);
3253 p->len = cpu_to_le16(data_len);
3254 memcpy(p->data, data, data_len);
3255 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID,
3256 NO_SYNC_WMIFLAG);
3257 }
3258
3259 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id,
3260 u32 freq, u32 wait, const u8 *data,
3261 u16 data_len, u32 no_cck)
3262 {
3263 struct sk_buff *skb;
3264 struct wmi_send_mgmt_cmd *p;
3265 u8 *buf;
3266
3267 if (wait)
3268 return -EINVAL; /* Offload for wait not supported */
3269
3270 buf = kmalloc(data_len, GFP_KERNEL);
3271 if (!buf)
3272 return -ENOMEM;
3273
3274 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len);
3275 if (!skb) {
3276 kfree(buf);
3277 return -ENOMEM;
3278 }
3279
3280 kfree(wmi->last_mgmt_tx_frame);
3281 memcpy(buf, data, data_len);
3282 wmi->last_mgmt_tx_frame = buf;
3283 wmi->last_mgmt_tx_frame_len = data_len;
3284
3285 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u "
3286 "len=%u\n", id, freq, wait, data_len);
3287 p = (struct wmi_send_mgmt_cmd *) skb->data;
3288 p->id = cpu_to_le32(id);
3289 p->freq = cpu_to_le32(freq);
3290 p->wait = cpu_to_le32(wait);
3291 p->no_cck = cpu_to_le32(no_cck);
3292 p->len = cpu_to_le16(data_len);
3293 memcpy(p->data, data, data_len);
3294 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID,
3295 NO_SYNC_WMIFLAG);
3296 }
3297
3298 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq,
3299 u32 wait, const u8 *data, u16 data_len,
3300 u32 no_cck)
3301 {
3302 int status;
3303 struct ath6kl *ar = wmi->parent_dev;
3304
3305 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX,
3306 ar->fw_capabilities)) {
3307 /*
3308 * If capable of doing P2P mgmt operations using
3309 * station interface, send additional information like
3310 * supported rates to advertise and xmit rates for
3311 * probe requests
3312 */
3313 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq,
3314 wait, data, data_len,
3315 no_cck);
3316 } else {
3317 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq,
3318 wait, data, data_len);
3319 }
3320
3321 return status;
3322 }
3323
3324 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq,
3325 const u8 *dst, const u8 *data,
3326 u16 data_len)
3327 {
3328 struct sk_buff *skb;
3329 struct wmi_p2p_probe_response_cmd *p;
3330 size_t cmd_len = sizeof(*p) + data_len;
3331
3332 if (data_len == 0)
3333 cmd_len++; /* work around target minimum length requirement */
3334
3335 skb = ath6kl_wmi_get_new_buf(cmd_len);
3336 if (!skb)
3337 return -ENOMEM;
3338
3339 ath6kl_dbg(ATH6KL_DBG_WMI, "send_probe_response_cmd: freq=%u dst=%pM "
3340 "len=%u\n", freq, dst, data_len);
3341 p = (struct wmi_p2p_probe_response_cmd *) skb->data;
3342 p->freq = cpu_to_le32(freq);
3343 memcpy(p->destination_addr, dst, ETH_ALEN);
3344 p->len = cpu_to_le16(data_len);
3345 memcpy(p->data, data, data_len);
3346 return ath6kl_wmi_cmd_send(wmi, if_idx, skb,
3347 WMI_SEND_PROBE_RESPONSE_CMDID,
3348 NO_SYNC_WMIFLAG);
3349 }
3350
3351 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable)
3352 {
3353 struct sk_buff *skb;
3354 struct wmi_probe_req_report_cmd *p;
3355
3356 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3357 if (!skb)
3358 return -ENOMEM;
3359
3360 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n",
3361 enable);
3362 p = (struct wmi_probe_req_report_cmd *) skb->data;
3363 p->enable = enable ? 1 : 0;
3364 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID,
3365 NO_SYNC_WMIFLAG);
3366 }
3367
3368 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags)
3369 {
3370 struct sk_buff *skb;
3371 struct wmi_get_p2p_info *p;
3372
3373 skb = ath6kl_wmi_get_new_buf(sizeof(*p));
3374 if (!skb)
3375 return -ENOMEM;
3376
3377 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n",
3378 info_req_flags);
3379 p = (struct wmi_get_p2p_info *) skb->data;
3380 p->info_req_flags = cpu_to_le32(info_req_flags);
3381 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID,
3382 NO_SYNC_WMIFLAG);
3383 }
3384
3385 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx)
3386 {
3387 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n");
3388 return ath6kl_wmi_simple_cmd(wmi, if_idx,
3389 WMI_CANCEL_REMAIN_ON_CHNL_CMDID);
3390 }
3391
3392 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb)
3393 {
3394 struct wmix_cmd_hdr *cmd;
3395 u32 len;
3396 u16 id;
3397 u8 *datap;
3398 int ret = 0;
3399
3400 if (skb->len < sizeof(struct wmix_cmd_hdr)) {
3401 ath6kl_err("bad packet 1\n");
3402 return -EINVAL;
3403 }
3404
3405 cmd = (struct wmix_cmd_hdr *) skb->data;
3406 id = le32_to_cpu(cmd->cmd_id);
3407
3408 skb_pull(skb, sizeof(struct wmix_cmd_hdr));
3409
3410 datap = skb->data;
3411 len = skb->len;
3412
3413 switch (id) {
3414 case WMIX_HB_CHALLENGE_RESP_EVENTID:
3415 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n");
3416 break;
3417 case WMIX_DBGLOG_EVENTID:
3418 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len);
3419 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len);
3420 break;
3421 default:
3422 ath6kl_warn("unknown cmd id 0x%x\n", id);
3423 ret = -EINVAL;
3424 break;
3425 }
3426
3427 return ret;
3428 }
3429
3430 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len)
3431 {
3432 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len);
3433 }
3434
3435 /* Process interface specific wmi events, caller would free the datap */
3436 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id,
3437 u8 *datap, u32 len)
3438 {
3439 struct ath6kl_vif *vif;
3440
3441 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx);
3442 if (!vif) {
3443 ath6kl_dbg(ATH6KL_DBG_WMI,
3444 "Wmi event for unavailable vif, vif_index:%d\n",
3445 if_idx);
3446 return -EINVAL;
3447 }
3448
3449 switch (cmd_id) {
3450 case WMI_CONNECT_EVENTID:
3451 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n");
3452 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif);
3453 case WMI_DISCONNECT_EVENTID:
3454 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n");
3455 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif);
3456 case WMI_TKIP_MICERR_EVENTID:
3457 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n");
3458 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif);
3459 case WMI_BSSINFO_EVENTID:
3460 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n");
3461 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif);
3462 case WMI_NEIGHBOR_REPORT_EVENTID:
3463 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n");
3464 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len,
3465 vif);
3466 case WMI_SCAN_COMPLETE_EVENTID:
3467 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n");
3468 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif);
3469 case WMI_REPORT_STATISTICS_EVENTID:
3470 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n");
3471 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif);
3472 case WMI_CAC_EVENTID:
3473 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n");
3474 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif);
3475 case WMI_PSPOLL_EVENTID:
3476 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n");
3477 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif);
3478 case WMI_DTIMEXPIRY_EVENTID:
3479 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n");
3480 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif);
3481 case WMI_ADDBA_REQ_EVENTID:
3482 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n");
3483 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif);
3484 case WMI_DELBA_REQ_EVENTID:
3485 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n");
3486 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif);
3487 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID:
3488 ath6kl_dbg(ATH6KL_DBG_WMI,
3489 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID");
3490 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif);
3491 case WMI_REMAIN_ON_CHNL_EVENTID:
3492 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n");
3493 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif);
3494 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID:
3495 ath6kl_dbg(ATH6KL_DBG_WMI,
3496 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n");
3497 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap,
3498 len, vif);
3499 case WMI_TX_STATUS_EVENTID:
3500 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n");
3501 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif);
3502 case WMI_RX_PROBE_REQ_EVENTID:
3503 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n");
3504 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif);
3505 case WMI_RX_ACTION_EVENTID:
3506 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n");
3507 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif);
3508 default:
3509 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id);
3510 return -EINVAL;
3511 }
3512
3513 return 0;
3514 }
3515
3516 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb)
3517 {
3518 struct wmi_cmd_hdr *cmd;
3519 int ret = 0;
3520 u32 len;
3521 u16 id;
3522 u8 if_idx;
3523 u8 *datap;
3524
3525 cmd = (struct wmi_cmd_hdr *) skb->data;
3526 id = le16_to_cpu(cmd->cmd_id);
3527 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK;
3528
3529 skb_pull(skb, sizeof(struct wmi_cmd_hdr));
3530 datap = skb->data;
3531 len = skb->len;
3532
3533 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len);
3534 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ",
3535 datap, len);
3536
3537 switch (id) {
3538 case WMI_GET_BITRATE_CMDID:
3539 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n");
3540 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len);
3541 break;
3542 case WMI_GET_CHANNEL_LIST_CMDID:
3543 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n");
3544 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len);
3545 break;
3546 case WMI_GET_TX_PWR_CMDID:
3547 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n");
3548 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len);
3549 break;
3550 case WMI_READY_EVENTID:
3551 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n");
3552 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len);
3553 break;
3554 case WMI_PEER_NODE_EVENTID:
3555 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n");
3556 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len);
3557 break;
3558 case WMI_REGDOMAIN_EVENTID:
3559 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n");
3560 ath6kl_wmi_regdomain_event(wmi, datap, len);
3561 break;
3562 case WMI_PSTREAM_TIMEOUT_EVENTID:
3563 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n");
3564 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len);
3565 break;
3566 case WMI_CMDERROR_EVENTID:
3567 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n");
3568 ret = ath6kl_wmi_error_event_rx(wmi, datap, len);
3569 break;
3570 case WMI_RSSI_THRESHOLD_EVENTID:
3571 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n");
3572 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len);
3573 break;
3574 case WMI_ERROR_REPORT_EVENTID:
3575 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n");
3576 break;
3577 case WMI_OPT_RX_FRAME_EVENTID:
3578 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n");
3579 /* this event has been deprecated */
3580 break;
3581 case WMI_REPORT_ROAM_TBL_EVENTID:
3582 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n");
3583 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len);
3584 break;
3585 case WMI_EXTENSION_EVENTID:
3586 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n");
3587 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb);
3588 break;
3589 case WMI_CHANNEL_CHANGE_EVENTID:
3590 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n");
3591 break;
3592 case WMI_REPORT_ROAM_DATA_EVENTID:
3593 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n");
3594 break;
3595 case WMI_TEST_EVENTID:
3596 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n");
3597 ret = ath6kl_wmi_test_rx(wmi, datap, len);
3598 break;
3599 case WMI_GET_FIXRATES_CMDID:
3600 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n");
3601 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len);
3602 break;
3603 case WMI_TX_RETRY_ERR_EVENTID:
3604 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n");
3605 break;
3606 case WMI_SNR_THRESHOLD_EVENTID:
3607 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n");
3608 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len);
3609 break;
3610 case WMI_LQ_THRESHOLD_EVENTID:
3611 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n");
3612 break;
3613 case WMI_APLIST_EVENTID:
3614 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n");
3615 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len);
3616 break;
3617 case WMI_GET_KEEPALIVE_CMDID:
3618 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n");
3619 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len);
3620 break;
3621 case WMI_GET_WOW_LIST_EVENTID:
3622 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n");
3623 break;
3624 case WMI_GET_PMKID_LIST_EVENTID:
3625 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n");
3626 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len);
3627 break;
3628 case WMI_SET_PARAMS_REPLY_EVENTID:
3629 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n");
3630 break;
3631 case WMI_ADDBA_RESP_EVENTID:
3632 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n");
3633 break;
3634 case WMI_REPORT_BTCOEX_CONFIG_EVENTID:
3635 ath6kl_dbg(ATH6KL_DBG_WMI,
3636 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n");
3637 break;
3638 case WMI_REPORT_BTCOEX_STATS_EVENTID:
3639 ath6kl_dbg(ATH6KL_DBG_WMI,
3640 "WMI_REPORT_BTCOEX_STATS_EVENTID\n");
3641 break;
3642 case WMI_TX_COMPLETE_EVENTID:
3643 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n");
3644 ret = ath6kl_wmi_tx_complete_event_rx(datap, len);
3645 break;
3646 case WMI_P2P_CAPABILITIES_EVENTID:
3647 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n");
3648 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len);
3649 break;
3650 case WMI_P2P_INFO_EVENTID:
3651 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n");
3652 ret = ath6kl_wmi_p2p_info_event_rx(datap, len);
3653 break;
3654 default:
3655 /* may be the event is interface specific */
3656 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len);
3657 break;
3658 }
3659
3660 dev_kfree_skb(skb);
3661 return ret;
3662 }
3663
3664 /* Control Path */
3665 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb)
3666 {
3667 if (WARN_ON(skb == NULL))
3668 return -EINVAL;
3669
3670 if (skb->len < sizeof(struct wmi_cmd_hdr)) {
3671 ath6kl_err("bad packet 1\n");
3672 dev_kfree_skb(skb);
3673 return -EINVAL;
3674 }
3675
3676 return ath6kl_wmi_proc_events(wmi, skb);
3677 }
3678
3679 void ath6kl_wmi_reset(struct wmi *wmi)
3680 {
3681 spin_lock_bh(&wmi->lock);
3682
3683 wmi->fat_pipe_exist = 0;
3684 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac));
3685
3686 spin_unlock_bh(&wmi->lock);
3687 }
3688
3689 void *ath6kl_wmi_init(struct ath6kl *dev)
3690 {
3691 struct wmi *wmi;
3692
3693 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL);
3694 if (!wmi)
3695 return NULL;
3696
3697 spin_lock_init(&wmi->lock);
3698
3699 wmi->parent_dev = dev;
3700
3701 wmi->pwr_mode = REC_POWER;
3702
3703 ath6kl_wmi_reset(wmi);
3704
3705 return wmi;
3706 }
3707
3708 void ath6kl_wmi_shutdown(struct wmi *wmi)
3709 {
3710 if (!wmi)
3711 return;
3712
3713 kfree(wmi->last_mgmt_tx_frame);
3714 kfree(wmi);
3715 }
Linux kernel - Deliverables
This page took 0.10912 seconds and 4 git commands to generate.