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