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[mirror_ubuntu-zesty-kernel.git] / drivers / net / wireless / ath / wcn36xx / smd.c
1 /*
2 * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com>
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
18
19 #include <linux/etherdevice.h>
20 #include <linux/firmware.h>
21 #include <linux/bitops.h>
22 #include "smd.h"
23
24 struct wcn36xx_cfg_val {
25 u32 cfg_id;
26 u32 value;
27 };
28
29 #define WCN36XX_CFG_VAL(id, val) \
30 { \
31 .cfg_id = WCN36XX_HAL_CFG_ ## id, \
32 .value = val \
33 }
34
35 static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = {
36 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1),
37 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1),
38 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0),
39 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785),
40 WCN36XX_CFG_VAL(CAL_PERIOD, 5),
41 WCN36XX_CFG_VAL(CAL_CONTROL, 1),
42 WCN36XX_CFG_VAL(PROXIMITY, 0),
43 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3),
44 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000),
45 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64),
46 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347),
47 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 6),
48 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 6),
49 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000),
50 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5),
51 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10),
52 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15),
53 WCN36XX_CFG_VAL(FIXED_RATE, 0),
54 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4),
55 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0),
56 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0),
57 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5),
58 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1),
59 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5),
60 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5),
61 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40),
62 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200),
63 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1),
64 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1),
65 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20),
66 WCN36XX_CFG_VAL(STATS_PERIOD, 10),
67 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000),
68 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0),
69 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128),
70 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560),
71 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0),
72 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1),
73 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1),
74 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0),
75 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10),
76 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0),
77 };
78
79 static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value)
80 {
81 struct wcn36xx_hal_cfg *entry;
82 u32 *val;
83
84 if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) {
85 wcn36xx_err("Not enough room for TLV entry\n");
86 return -ENOMEM;
87 }
88
89 entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len);
90 entry->id = id;
91 entry->len = sizeof(u32);
92 entry->pad_bytes = 0;
93 entry->reserve = 0;
94
95 val = (u32 *) (entry + 1);
96 *val = value;
97
98 *len += sizeof(*entry) + sizeof(u32);
99
100 return 0;
101 }
102
103 static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn,
104 struct ieee80211_sta *sta,
105 struct wcn36xx_hal_config_bss_params *bss_params)
106 {
107 if (IEEE80211_BAND_5GHZ == WCN36XX_BAND(wcn))
108 bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE;
109 else if (sta && sta->ht_cap.ht_supported)
110 bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE;
111 else if (sta && (sta->supp_rates[IEEE80211_BAND_2GHZ] & 0x7f))
112 bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE;
113 else
114 bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE;
115 }
116
117 static inline u8 is_cap_supported(unsigned long caps, unsigned long flag)
118 {
119 return caps & flag ? 1 : 0;
120 }
121 static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif,
122 struct ieee80211_sta *sta,
123 struct wcn36xx_hal_config_bss_params *bss_params)
124 {
125 if (sta && sta->ht_cap.ht_supported) {
126 unsigned long caps = sta->ht_cap.cap;
127 bss_params->ht = sta->ht_cap.ht_supported;
128 bss_params->tx_channel_width_set = is_cap_supported(caps,
129 IEEE80211_HT_CAP_SUP_WIDTH_20_40);
130 bss_params->lsig_tx_op_protection_full_support =
131 is_cap_supported(caps,
132 IEEE80211_HT_CAP_LSIG_TXOP_PROT);
133
134 bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode;
135 bss_params->lln_non_gf_coexist =
136 !!(vif->bss_conf.ht_operation_mode &
137 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT);
138 /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */
139 bss_params->dual_cts_protection = 0;
140 /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */
141 bss_params->ht20_coexist = 0;
142 }
143 }
144
145 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta,
146 struct wcn36xx_hal_config_sta_params *sta_params)
147 {
148 if (sta->ht_cap.ht_supported) {
149 unsigned long caps = sta->ht_cap.cap;
150 sta_params->ht_capable = sta->ht_cap.ht_supported;
151 sta_params->tx_channel_width_set = is_cap_supported(caps,
152 IEEE80211_HT_CAP_SUP_WIDTH_20_40);
153 sta_params->lsig_txop_protection = is_cap_supported(caps,
154 IEEE80211_HT_CAP_LSIG_TXOP_PROT);
155
156 sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor;
157 sta_params->max_ampdu_density = sta->ht_cap.ampdu_density;
158 sta_params->max_amsdu_size = is_cap_supported(caps,
159 IEEE80211_HT_CAP_MAX_AMSDU);
160 sta_params->sgi_20Mhz = is_cap_supported(caps,
161 IEEE80211_HT_CAP_SGI_20);
162 sta_params->sgi_40mhz = is_cap_supported(caps,
163 IEEE80211_HT_CAP_SGI_40);
164 sta_params->green_field_capable = is_cap_supported(caps,
165 IEEE80211_HT_CAP_GRN_FLD);
166 sta_params->delayed_ba_support = is_cap_supported(caps,
167 IEEE80211_HT_CAP_DELAY_BA);
168 sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps,
169 IEEE80211_HT_CAP_DSSSCCK40);
170 }
171 }
172
173 static void wcn36xx_smd_set_sta_default_ht_params(
174 struct wcn36xx_hal_config_sta_params *sta_params)
175 {
176 sta_params->ht_capable = 1;
177 sta_params->tx_channel_width_set = 1;
178 sta_params->lsig_txop_protection = 1;
179 sta_params->max_ampdu_size = 3;
180 sta_params->max_ampdu_density = 5;
181 sta_params->max_amsdu_size = 0;
182 sta_params->sgi_20Mhz = 1;
183 sta_params->sgi_40mhz = 1;
184 sta_params->green_field_capable = 1;
185 sta_params->delayed_ba_support = 0;
186 sta_params->dsss_cck_mode_40mhz = 1;
187 }
188
189 static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn,
190 struct ieee80211_vif *vif,
191 struct ieee80211_sta *sta,
192 struct wcn36xx_hal_config_sta_params *sta_params)
193 {
194 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
195 struct wcn36xx_sta *sta_priv = NULL;
196 if (vif->type == NL80211_IFTYPE_ADHOC ||
197 vif->type == NL80211_IFTYPE_AP ||
198 vif->type == NL80211_IFTYPE_MESH_POINT) {
199 sta_params->type = 1;
200 sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX;
201 } else {
202 sta_params->type = 0;
203 sta_params->sta_index = vif_priv->self_sta_index;
204 }
205
206 sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn);
207
208 /*
209 * In STA mode ieee80211_sta contains bssid and ieee80211_vif
210 * contains our mac address. In AP mode we are bssid so vif
211 * contains bssid and ieee80211_sta contains mac.
212 */
213 if (NL80211_IFTYPE_STATION == vif->type)
214 memcpy(&sta_params->mac, vif->addr, ETH_ALEN);
215 else
216 memcpy(&sta_params->bssid, vif->addr, ETH_ALEN);
217
218 sta_params->encrypt_type = vif_priv->encrypt_type;
219 sta_params->short_preamble_supported = true;
220
221 sta_params->rifs_mode = 0;
222 sta_params->rmf = 0;
223 sta_params->action = 0;
224 sta_params->uapsd = 0;
225 sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC;
226 sta_params->max_ampdu_duration = 0;
227 sta_params->bssid_index = vif_priv->bss_index;
228 sta_params->p2p = 0;
229
230 if (sta) {
231 sta_priv = wcn36xx_sta_to_priv(sta);
232 if (NL80211_IFTYPE_STATION == vif->type)
233 memcpy(&sta_params->bssid, sta->addr, ETH_ALEN);
234 else
235 memcpy(&sta_params->mac, sta->addr, ETH_ALEN);
236 sta_params->wmm_enabled = sta->wme;
237 sta_params->max_sp_len = sta->max_sp;
238 sta_params->aid = sta_priv->aid;
239 wcn36xx_smd_set_sta_ht_params(sta, sta_params);
240 memcpy(&sta_params->supported_rates, &sta_priv->supported_rates,
241 sizeof(sta_priv->supported_rates));
242 } else {
243 wcn36xx_set_default_rates(&sta_params->supported_rates);
244 wcn36xx_smd_set_sta_default_ht_params(sta_params);
245 }
246 }
247
248 static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len)
249 {
250 int ret = 0;
251 unsigned long start;
252 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len);
253
254 init_completion(&wcn->hal_rsp_compl);
255 start = jiffies;
256 ret = wcn->ctrl_ops->tx(wcn, wcn->hal_buf, len);
257 if (ret) {
258 wcn36xx_err("HAL TX failed\n");
259 goto out;
260 }
261 if (wait_for_completion_timeout(&wcn->hal_rsp_compl,
262 msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) {
263 wcn36xx_err("Timeout! No SMD response in %dms\n",
264 HAL_MSG_TIMEOUT);
265 ret = -ETIME;
266 goto out;
267 }
268 wcn36xx_dbg(WCN36XX_DBG_SMD, "SMD command completed in %dms",
269 jiffies_to_msecs(jiffies - start));
270 out:
271 return ret;
272 }
273
274 static void init_hal_msg(struct wcn36xx_hal_msg_header *hdr,
275 enum wcn36xx_hal_host_msg_type msg_type,
276 size_t msg_size)
277 {
278 memset(hdr, 0, msg_size + sizeof(*hdr));
279 hdr->msg_type = msg_type;
280 hdr->msg_version = WCN36XX_HAL_MSG_VERSION0;
281 hdr->len = msg_size + sizeof(*hdr);
282 }
283
284 #define INIT_HAL_MSG(msg_body, type) \
285 do { \
286 memset(&msg_body, 0, sizeof(msg_body)); \
287 msg_body.header.msg_type = type; \
288 msg_body.header.msg_version = WCN36XX_HAL_MSG_VERSION0; \
289 msg_body.header.len = sizeof(msg_body); \
290 } while (0) \
291
292 #define PREPARE_HAL_BUF(send_buf, msg_body) \
293 do { \
294 memset(send_buf, 0, msg_body.header.len); \
295 memcpy(send_buf, &msg_body, sizeof(msg_body)); \
296 } while (0) \
297
298 static int wcn36xx_smd_rsp_status_check(void *buf, size_t len)
299 {
300 struct wcn36xx_fw_msg_status_rsp *rsp;
301
302 if (len < sizeof(struct wcn36xx_hal_msg_header) +
303 sizeof(struct wcn36xx_fw_msg_status_rsp))
304 return -EIO;
305
306 rsp = (struct wcn36xx_fw_msg_status_rsp *)
307 (buf + sizeof(struct wcn36xx_hal_msg_header));
308
309 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status)
310 return rsp->status;
311
312 return 0;
313 }
314
315 static int wcn36xx_smd_rsp_status_check_v2(struct wcn36xx *wcn, void *buf,
316 size_t len)
317 {
318 struct wcn36xx_fw_msg_status_rsp_v2 *rsp;
319
320 if (wcn->chip_version != WCN36XX_CHIP_3620 ||
321 len < sizeof(struct wcn36xx_hal_msg_header) + sizeof(*rsp))
322 return wcn36xx_smd_rsp_status_check(buf, len);
323
324 rsp = buf + sizeof(struct wcn36xx_hal_msg_header);
325
326 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status)
327 return rsp->status;
328
329 return 0;
330 }
331
332 int wcn36xx_smd_load_nv(struct wcn36xx *wcn)
333 {
334 struct nv_data *nv_d;
335 struct wcn36xx_hal_nv_img_download_req_msg msg_body;
336 int fw_bytes_left;
337 int ret;
338 u16 fm_offset = 0;
339
340 if (!wcn->nv) {
341 ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev);
342 if (ret) {
343 wcn36xx_err("Failed to load nv file %s: %d\n",
344 WLAN_NV_FILE, ret);
345 goto out;
346 }
347 }
348
349 nv_d = (struct nv_data *)wcn->nv->data;
350 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ);
351
352 msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE;
353
354 msg_body.frag_number = 0;
355 /* hal_buf must be protected with mutex */
356 mutex_lock(&wcn->hal_mutex);
357
358 do {
359 fw_bytes_left = wcn->nv->size - fm_offset - 4;
360 if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) {
361 msg_body.last_fragment = 0;
362 msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE;
363 } else {
364 msg_body.last_fragment = 1;
365 msg_body.nv_img_buffer_size = fw_bytes_left;
366
367 /* Do not forget update general message len */
368 msg_body.header.len = sizeof(msg_body) + fw_bytes_left;
369
370 }
371
372 /* Add load NV request message header */
373 memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body));
374
375 /* Add NV body itself */
376 memcpy(wcn->hal_buf + sizeof(msg_body),
377 &nv_d->table + fm_offset,
378 msg_body.nv_img_buffer_size);
379
380 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
381 if (ret)
382 goto out_unlock;
383 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf,
384 wcn->hal_rsp_len);
385 if (ret) {
386 wcn36xx_err("hal_load_nv response failed err=%d\n",
387 ret);
388 goto out_unlock;
389 }
390 msg_body.frag_number++;
391 fm_offset += WCN36XX_NV_FRAGMENT_SIZE;
392
393 } while (msg_body.last_fragment != 1);
394
395 out_unlock:
396 mutex_unlock(&wcn->hal_mutex);
397 out: return ret;
398 }
399
400 static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len)
401 {
402 struct wcn36xx_hal_mac_start_rsp_msg *rsp;
403
404 if (len < sizeof(*rsp))
405 return -EIO;
406
407 rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf;
408
409 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status)
410 return -EIO;
411
412 memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version,
413 WCN36XX_HAL_VERSION_LENGTH);
414 memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version,
415 WCN36XX_HAL_VERSION_LENGTH);
416
417 /* null terminate the strings, just in case */
418 wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
419 wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0';
420
421 wcn->fw_revision = rsp->start_rsp_params.version.revision;
422 wcn->fw_version = rsp->start_rsp_params.version.version;
423 wcn->fw_minor = rsp->start_rsp_params.version.minor;
424 wcn->fw_major = rsp->start_rsp_params.version.major;
425
426 wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n",
427 wcn->wlan_version, wcn->crm_version);
428
429 wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n",
430 wcn->fw_major, wcn->fw_minor,
431 wcn->fw_version, wcn->fw_revision,
432 rsp->start_rsp_params.stations,
433 rsp->start_rsp_params.bssids);
434
435 return 0;
436 }
437
438 int wcn36xx_smd_start(struct wcn36xx *wcn)
439 {
440 struct wcn36xx_hal_mac_start_req_msg msg_body, *body;
441 int ret = 0;
442 int i;
443 size_t len;
444
445 mutex_lock(&wcn->hal_mutex);
446 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ);
447
448 msg_body.params.type = DRIVER_TYPE_PRODUCTION;
449 msg_body.params.len = 0;
450
451 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
452
453 body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf;
454 len = body->header.len;
455
456 for (i = 0; i < ARRAY_SIZE(wcn36xx_cfg_vals); i++) {
457 ret = put_cfg_tlv_u32(wcn, &len, wcn36xx_cfg_vals[i].cfg_id,
458 wcn36xx_cfg_vals[i].value);
459 if (ret)
460 goto out;
461 }
462 body->header.len = len;
463 body->params.len = len - sizeof(*body);
464
465 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n",
466 msg_body.params.type);
467
468 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len);
469 if (ret) {
470 wcn36xx_err("Sending hal_start failed\n");
471 goto out;
472 }
473
474 ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len);
475 if (ret) {
476 wcn36xx_err("hal_start response failed err=%d\n", ret);
477 goto out;
478 }
479
480 out:
481 mutex_unlock(&wcn->hal_mutex);
482 return ret;
483 }
484
485 int wcn36xx_smd_stop(struct wcn36xx *wcn)
486 {
487 struct wcn36xx_hal_mac_stop_req_msg msg_body;
488 int ret = 0;
489
490 mutex_lock(&wcn->hal_mutex);
491 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ);
492
493 msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL;
494
495 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
496
497 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
498 if (ret) {
499 wcn36xx_err("Sending hal_stop failed\n");
500 goto out;
501 }
502 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
503 if (ret) {
504 wcn36xx_err("hal_stop response failed err=%d\n", ret);
505 goto out;
506 }
507 out:
508 mutex_unlock(&wcn->hal_mutex);
509 return ret;
510 }
511
512 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode)
513 {
514 struct wcn36xx_hal_init_scan_req_msg msg_body;
515 int ret = 0;
516
517 mutex_lock(&wcn->hal_mutex);
518 INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ);
519
520 msg_body.mode = mode;
521
522 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
523
524 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode);
525
526 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
527 if (ret) {
528 wcn36xx_err("Sending hal_init_scan failed\n");
529 goto out;
530 }
531 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
532 if (ret) {
533 wcn36xx_err("hal_init_scan response failed err=%d\n", ret);
534 goto out;
535 }
536 out:
537 mutex_unlock(&wcn->hal_mutex);
538 return ret;
539 }
540
541 int wcn36xx_smd_start_scan(struct wcn36xx *wcn)
542 {
543 struct wcn36xx_hal_start_scan_req_msg msg_body;
544 int ret = 0;
545
546 mutex_lock(&wcn->hal_mutex);
547 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ);
548
549 msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn);
550
551 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
552
553 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n",
554 msg_body.scan_channel);
555
556 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
557 if (ret) {
558 wcn36xx_err("Sending hal_start_scan failed\n");
559 goto out;
560 }
561 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
562 if (ret) {
563 wcn36xx_err("hal_start_scan response failed err=%d\n", ret);
564 goto out;
565 }
566 out:
567 mutex_unlock(&wcn->hal_mutex);
568 return ret;
569 }
570
571 int wcn36xx_smd_end_scan(struct wcn36xx *wcn)
572 {
573 struct wcn36xx_hal_end_scan_req_msg msg_body;
574 int ret = 0;
575
576 mutex_lock(&wcn->hal_mutex);
577 INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ);
578
579 msg_body.scan_channel = WCN36XX_HW_CHANNEL(wcn);
580
581 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
582
583 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n",
584 msg_body.scan_channel);
585
586 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
587 if (ret) {
588 wcn36xx_err("Sending hal_end_scan failed\n");
589 goto out;
590 }
591 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
592 if (ret) {
593 wcn36xx_err("hal_end_scan response failed err=%d\n", ret);
594 goto out;
595 }
596 out:
597 mutex_unlock(&wcn->hal_mutex);
598 return ret;
599 }
600
601 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn,
602 enum wcn36xx_hal_sys_mode mode)
603 {
604 struct wcn36xx_hal_finish_scan_req_msg msg_body;
605 int ret = 0;
606
607 mutex_lock(&wcn->hal_mutex);
608 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ);
609
610 msg_body.mode = mode;
611
612 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
613
614 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n",
615 msg_body.mode);
616
617 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
618 if (ret) {
619 wcn36xx_err("Sending hal_finish_scan failed\n");
620 goto out;
621 }
622 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
623 if (ret) {
624 wcn36xx_err("hal_finish_scan response failed err=%d\n", ret);
625 goto out;
626 }
627 out:
628 mutex_unlock(&wcn->hal_mutex);
629 return ret;
630 }
631
632 static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len)
633 {
634 struct wcn36xx_hal_switch_channel_rsp_msg *rsp;
635 int ret = 0;
636
637 ret = wcn36xx_smd_rsp_status_check(buf, len);
638 if (ret)
639 return ret;
640 rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf;
641 wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n",
642 rsp->channel_number, rsp->status);
643 return ret;
644 }
645
646 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn,
647 struct ieee80211_vif *vif, int ch)
648 {
649 struct wcn36xx_hal_switch_channel_req_msg msg_body;
650 int ret = 0;
651
652 mutex_lock(&wcn->hal_mutex);
653 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ);
654
655 msg_body.channel_number = (u8)ch;
656 msg_body.tx_mgmt_power = 0xbf;
657 msg_body.max_tx_power = 0xbf;
658 memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN);
659
660 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
661
662 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
663 if (ret) {
664 wcn36xx_err("Sending hal_switch_channel failed\n");
665 goto out;
666 }
667 ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len);
668 if (ret) {
669 wcn36xx_err("hal_switch_channel response failed err=%d\n", ret);
670 goto out;
671 }
672 out:
673 mutex_unlock(&wcn->hal_mutex);
674 return ret;
675 }
676
677 static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len)
678 {
679 struct wcn36xx_hal_update_scan_params_resp *rsp;
680
681 rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf;
682
683 /* Remove the PNO version bit */
684 rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK));
685
686 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) {
687 wcn36xx_warn("error response from update scan\n");
688 return rsp->status;
689 }
690
691 return 0;
692 }
693
694 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn)
695 {
696 struct wcn36xx_hal_update_scan_params_req msg_body;
697 int ret = 0;
698
699 mutex_lock(&wcn->hal_mutex);
700 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ);
701
702 msg_body.dot11d_enabled = 0;
703 msg_body.dot11d_resolved = 0;
704 msg_body.channel_count = 26;
705 msg_body.active_min_ch_time = 60;
706 msg_body.active_max_ch_time = 120;
707 msg_body.passive_min_ch_time = 60;
708 msg_body.passive_max_ch_time = 110;
709 msg_body.state = 0;
710
711 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
712
713 wcn36xx_dbg(WCN36XX_DBG_HAL,
714 "hal update scan params channel_count %d\n",
715 msg_body.channel_count);
716
717 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
718 if (ret) {
719 wcn36xx_err("Sending hal_update_scan_params failed\n");
720 goto out;
721 }
722 ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf,
723 wcn->hal_rsp_len);
724 if (ret) {
725 wcn36xx_err("hal_update_scan_params response failed err=%d\n",
726 ret);
727 goto out;
728 }
729 out:
730 mutex_unlock(&wcn->hal_mutex);
731 return ret;
732 }
733
734 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn,
735 struct ieee80211_vif *vif,
736 void *buf,
737 size_t len)
738 {
739 struct wcn36xx_hal_add_sta_self_rsp_msg *rsp;
740 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
741
742 if (len < sizeof(*rsp))
743 return -EINVAL;
744
745 rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf;
746
747 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
748 wcn36xx_warn("hal add sta self failure: %d\n",
749 rsp->status);
750 return rsp->status;
751 }
752
753 wcn36xx_dbg(WCN36XX_DBG_HAL,
754 "hal add sta self status %d self_sta_index %d dpu_index %d\n",
755 rsp->status, rsp->self_sta_index, rsp->dpu_index);
756
757 vif_priv->self_sta_index = rsp->self_sta_index;
758 vif_priv->self_dpu_desc_index = rsp->dpu_index;
759
760 return 0;
761 }
762
763 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif)
764 {
765 struct wcn36xx_hal_add_sta_self_req msg_body;
766 int ret = 0;
767
768 mutex_lock(&wcn->hal_mutex);
769 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ);
770
771 memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN);
772
773 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
774
775 wcn36xx_dbg(WCN36XX_DBG_HAL,
776 "hal add sta self self_addr %pM status %d\n",
777 msg_body.self_addr, msg_body.status);
778
779 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
780 if (ret) {
781 wcn36xx_err("Sending hal_add_sta_self failed\n");
782 goto out;
783 }
784 ret = wcn36xx_smd_add_sta_self_rsp(wcn,
785 vif,
786 wcn->hal_buf,
787 wcn->hal_rsp_len);
788 if (ret) {
789 wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret);
790 goto out;
791 }
792 out:
793 mutex_unlock(&wcn->hal_mutex);
794 return ret;
795 }
796
797 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr)
798 {
799 struct wcn36xx_hal_del_sta_self_req_msg msg_body;
800 int ret = 0;
801
802 mutex_lock(&wcn->hal_mutex);
803 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ);
804
805 memcpy(&msg_body.self_addr, addr, ETH_ALEN);
806
807 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
808
809 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
810 if (ret) {
811 wcn36xx_err("Sending hal_delete_sta_self failed\n");
812 goto out;
813 }
814 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
815 if (ret) {
816 wcn36xx_err("hal_delete_sta_self response failed err=%d\n",
817 ret);
818 goto out;
819 }
820 out:
821 mutex_unlock(&wcn->hal_mutex);
822 return ret;
823 }
824
825 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index)
826 {
827 struct wcn36xx_hal_delete_sta_req_msg msg_body;
828 int ret = 0;
829
830 mutex_lock(&wcn->hal_mutex);
831 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ);
832
833 msg_body.sta_index = sta_index;
834
835 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
836
837 wcn36xx_dbg(WCN36XX_DBG_HAL,
838 "hal delete sta sta_index %d\n",
839 msg_body.sta_index);
840
841 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
842 if (ret) {
843 wcn36xx_err("Sending hal_delete_sta failed\n");
844 goto out;
845 }
846 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
847 if (ret) {
848 wcn36xx_err("hal_delete_sta response failed err=%d\n", ret);
849 goto out;
850 }
851 out:
852 mutex_unlock(&wcn->hal_mutex);
853 return ret;
854 }
855
856 static int wcn36xx_smd_join_rsp(void *buf, size_t len)
857 {
858 struct wcn36xx_hal_join_rsp_msg *rsp;
859
860 if (wcn36xx_smd_rsp_status_check(buf, len))
861 return -EIO;
862
863 rsp = (struct wcn36xx_hal_join_rsp_msg *)buf;
864
865 wcn36xx_dbg(WCN36XX_DBG_HAL,
866 "hal rsp join status %d tx_mgmt_power %d\n",
867 rsp->status, rsp->tx_mgmt_power);
868
869 return 0;
870 }
871
872 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch)
873 {
874 struct wcn36xx_hal_join_req_msg msg_body;
875 int ret = 0;
876
877 mutex_lock(&wcn->hal_mutex);
878 INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ);
879
880 memcpy(&msg_body.bssid, bssid, ETH_ALEN);
881 memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN);
882 msg_body.channel = ch;
883
884 if (conf_is_ht40_minus(&wcn->hw->conf))
885 msg_body.secondary_channel_offset =
886 PHY_DOUBLE_CHANNEL_HIGH_PRIMARY;
887 else if (conf_is_ht40_plus(&wcn->hw->conf))
888 msg_body.secondary_channel_offset =
889 PHY_DOUBLE_CHANNEL_LOW_PRIMARY;
890 else
891 msg_body.secondary_channel_offset =
892 PHY_SINGLE_CHANNEL_CENTERED;
893
894 msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE;
895
896 msg_body.max_tx_power = 0xbf;
897 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
898
899 wcn36xx_dbg(WCN36XX_DBG_HAL,
900 "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n",
901 msg_body.bssid, msg_body.self_sta_mac_addr,
902 msg_body.channel, msg_body.link_state);
903
904 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
905 if (ret) {
906 wcn36xx_err("Sending hal_join failed\n");
907 goto out;
908 }
909 ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len);
910 if (ret) {
911 wcn36xx_err("hal_join response failed err=%d\n", ret);
912 goto out;
913 }
914 out:
915 mutex_unlock(&wcn->hal_mutex);
916 return ret;
917 }
918
919 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid,
920 const u8 *sta_mac,
921 enum wcn36xx_hal_link_state state)
922 {
923 struct wcn36xx_hal_set_link_state_req_msg msg_body;
924 int ret = 0;
925
926 mutex_lock(&wcn->hal_mutex);
927 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ);
928
929 memcpy(&msg_body.bssid, bssid, ETH_ALEN);
930 memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN);
931 msg_body.state = state;
932
933 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
934
935 wcn36xx_dbg(WCN36XX_DBG_HAL,
936 "hal set link state bssid %pM self_mac_addr %pM state %d\n",
937 msg_body.bssid, msg_body.self_mac_addr, msg_body.state);
938
939 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
940 if (ret) {
941 wcn36xx_err("Sending hal_set_link_st failed\n");
942 goto out;
943 }
944 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
945 if (ret) {
946 wcn36xx_err("hal_set_link_st response failed err=%d\n", ret);
947 goto out;
948 }
949 out:
950 mutex_unlock(&wcn->hal_mutex);
951 return ret;
952 }
953
954 static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn,
955 const struct wcn36xx_hal_config_sta_params *orig,
956 struct wcn36xx_hal_config_sta_params_v1 *v1)
957 {
958 /* convert orig to v1 format */
959 memcpy(&v1->bssid, orig->bssid, ETH_ALEN);
960 memcpy(&v1->mac, orig->mac, ETH_ALEN);
961 v1->aid = orig->aid;
962 v1->type = orig->type;
963 v1->short_preamble_supported = orig->short_preamble_supported;
964 v1->listen_interval = orig->listen_interval;
965 v1->wmm_enabled = orig->wmm_enabled;
966 v1->ht_capable = orig->ht_capable;
967 v1->tx_channel_width_set = orig->tx_channel_width_set;
968 v1->rifs_mode = orig->rifs_mode;
969 v1->lsig_txop_protection = orig->lsig_txop_protection;
970 v1->max_ampdu_size = orig->max_ampdu_size;
971 v1->max_ampdu_density = orig->max_ampdu_density;
972 v1->sgi_40mhz = orig->sgi_40mhz;
973 v1->sgi_20Mhz = orig->sgi_20Mhz;
974 v1->rmf = orig->rmf;
975 v1->encrypt_type = orig->encrypt_type;
976 v1->action = orig->action;
977 v1->uapsd = orig->uapsd;
978 v1->max_sp_len = orig->max_sp_len;
979 v1->green_field_capable = orig->green_field_capable;
980 v1->mimo_ps = orig->mimo_ps;
981 v1->delayed_ba_support = orig->delayed_ba_support;
982 v1->max_ampdu_duration = orig->max_ampdu_duration;
983 v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz;
984 memcpy(&v1->supported_rates, &orig->supported_rates,
985 sizeof(orig->supported_rates));
986 v1->sta_index = orig->sta_index;
987 v1->bssid_index = orig->bssid_index;
988 v1->p2p = orig->p2p;
989 }
990
991 static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn,
992 struct ieee80211_sta *sta,
993 void *buf,
994 size_t len)
995 {
996 struct wcn36xx_hal_config_sta_rsp_msg *rsp;
997 struct config_sta_rsp_params *params;
998 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
999
1000 if (len < sizeof(*rsp))
1001 return -EINVAL;
1002
1003 rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf;
1004 params = &rsp->params;
1005
1006 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
1007 wcn36xx_warn("hal config sta response failure: %d\n",
1008 params->status);
1009 return -EIO;
1010 }
1011
1012 sta_priv->sta_index = params->sta_index;
1013 sta_priv->dpu_desc_index = params->dpu_index;
1014 sta_priv->ucast_dpu_sign = params->uc_ucast_sig;
1015
1016 wcn36xx_dbg(WCN36XX_DBG_HAL,
1017 "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n",
1018 params->status, params->sta_index, params->bssid_index,
1019 params->uc_ucast_sig, params->p2p);
1020
1021 return 0;
1022 }
1023
1024 static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn,
1025 const struct wcn36xx_hal_config_sta_req_msg *orig)
1026 {
1027 struct wcn36xx_hal_config_sta_req_msg_v1 msg_body;
1028 struct wcn36xx_hal_config_sta_params_v1 *sta = &msg_body.sta_params;
1029
1030 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ);
1031
1032 wcn36xx_smd_convert_sta_to_v1(wcn, &orig->sta_params,
1033 &msg_body.sta_params);
1034
1035 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1036
1037 wcn36xx_dbg(WCN36XX_DBG_HAL,
1038 "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n",
1039 sta->action, sta->sta_index, sta->bssid_index,
1040 sta->bssid, sta->type, sta->mac, sta->aid);
1041
1042 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1043 }
1044
1045 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1046 struct ieee80211_sta *sta)
1047 {
1048 struct wcn36xx_hal_config_sta_req_msg msg;
1049 struct wcn36xx_hal_config_sta_params *sta_params;
1050 int ret = 0;
1051
1052 mutex_lock(&wcn->hal_mutex);
1053 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ);
1054
1055 sta_params = &msg.sta_params;
1056
1057 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params);
1058
1059 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) {
1060 ret = wcn36xx_smd_config_sta_v1(wcn, &msg);
1061 } else {
1062 PREPARE_HAL_BUF(wcn->hal_buf, msg);
1063
1064 wcn36xx_dbg(WCN36XX_DBG_HAL,
1065 "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n",
1066 sta_params->action, sta_params->sta_index,
1067 sta_params->bssid_index, sta_params->bssid,
1068 sta_params->type, sta_params->mac, sta_params->aid);
1069
1070 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len);
1071 }
1072 if (ret) {
1073 wcn36xx_err("Sending hal_config_sta failed\n");
1074 goto out;
1075 }
1076 ret = wcn36xx_smd_config_sta_rsp(wcn,
1077 sta,
1078 wcn->hal_buf,
1079 wcn->hal_rsp_len);
1080 if (ret) {
1081 wcn36xx_err("hal_config_sta response failed err=%d\n", ret);
1082 goto out;
1083 }
1084 out:
1085 mutex_unlock(&wcn->hal_mutex);
1086 return ret;
1087 }
1088
1089 static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn,
1090 const struct wcn36xx_hal_config_bss_req_msg *orig)
1091 {
1092 struct wcn36xx_hal_config_bss_req_msg_v1 msg_body;
1093 struct wcn36xx_hal_config_bss_params_v1 *bss = &msg_body.bss_params;
1094 struct wcn36xx_hal_config_sta_params_v1 *sta = &bss->sta;
1095
1096 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_BSS_REQ);
1097
1098 /* convert orig to v1 */
1099 memcpy(&msg_body.bss_params.bssid,
1100 &orig->bss_params.bssid, ETH_ALEN);
1101 memcpy(&msg_body.bss_params.self_mac_addr,
1102 &orig->bss_params.self_mac_addr, ETH_ALEN);
1103
1104 msg_body.bss_params.bss_type = orig->bss_params.bss_type;
1105 msg_body.bss_params.oper_mode = orig->bss_params.oper_mode;
1106 msg_body.bss_params.nw_type = orig->bss_params.nw_type;
1107
1108 msg_body.bss_params.short_slot_time_supported =
1109 orig->bss_params.short_slot_time_supported;
1110 msg_body.bss_params.lla_coexist = orig->bss_params.lla_coexist;
1111 msg_body.bss_params.llb_coexist = orig->bss_params.llb_coexist;
1112 msg_body.bss_params.llg_coexist = orig->bss_params.llg_coexist;
1113 msg_body.bss_params.ht20_coexist = orig->bss_params.ht20_coexist;
1114 msg_body.bss_params.lln_non_gf_coexist =
1115 orig->bss_params.lln_non_gf_coexist;
1116
1117 msg_body.bss_params.lsig_tx_op_protection_full_support =
1118 orig->bss_params.lsig_tx_op_protection_full_support;
1119 msg_body.bss_params.rifs_mode = orig->bss_params.rifs_mode;
1120 msg_body.bss_params.beacon_interval = orig->bss_params.beacon_interval;
1121 msg_body.bss_params.dtim_period = orig->bss_params.dtim_period;
1122 msg_body.bss_params.tx_channel_width_set =
1123 orig->bss_params.tx_channel_width_set;
1124 msg_body.bss_params.oper_channel = orig->bss_params.oper_channel;
1125 msg_body.bss_params.ext_channel = orig->bss_params.ext_channel;
1126
1127 msg_body.bss_params.reserved = orig->bss_params.reserved;
1128
1129 memcpy(&msg_body.bss_params.ssid,
1130 &orig->bss_params.ssid,
1131 sizeof(orig->bss_params.ssid));
1132
1133 msg_body.bss_params.action = orig->bss_params.action;
1134 msg_body.bss_params.rateset = orig->bss_params.rateset;
1135 msg_body.bss_params.ht = orig->bss_params.ht;
1136 msg_body.bss_params.obss_prot_enabled =
1137 orig->bss_params.obss_prot_enabled;
1138 msg_body.bss_params.rmf = orig->bss_params.rmf;
1139 msg_body.bss_params.ht_oper_mode = orig->bss_params.ht_oper_mode;
1140 msg_body.bss_params.dual_cts_protection =
1141 orig->bss_params.dual_cts_protection;
1142
1143 msg_body.bss_params.max_probe_resp_retry_limit =
1144 orig->bss_params.max_probe_resp_retry_limit;
1145 msg_body.bss_params.hidden_ssid = orig->bss_params.hidden_ssid;
1146 msg_body.bss_params.proxy_probe_resp =
1147 orig->bss_params.proxy_probe_resp;
1148 msg_body.bss_params.edca_params_valid =
1149 orig->bss_params.edca_params_valid;
1150
1151 memcpy(&msg_body.bss_params.acbe,
1152 &orig->bss_params.acbe,
1153 sizeof(orig->bss_params.acbe));
1154 memcpy(&msg_body.bss_params.acbk,
1155 &orig->bss_params.acbk,
1156 sizeof(orig->bss_params.acbk));
1157 memcpy(&msg_body.bss_params.acvi,
1158 &orig->bss_params.acvi,
1159 sizeof(orig->bss_params.acvi));
1160 memcpy(&msg_body.bss_params.acvo,
1161 &orig->bss_params.acvo,
1162 sizeof(orig->bss_params.acvo));
1163
1164 msg_body.bss_params.ext_set_sta_key_param_valid =
1165 orig->bss_params.ext_set_sta_key_param_valid;
1166
1167 memcpy(&msg_body.bss_params.ext_set_sta_key_param,
1168 &orig->bss_params.ext_set_sta_key_param,
1169 sizeof(orig->bss_params.acvo));
1170
1171 msg_body.bss_params.wcn36xx_hal_persona =
1172 orig->bss_params.wcn36xx_hal_persona;
1173 msg_body.bss_params.spectrum_mgt_enable =
1174 orig->bss_params.spectrum_mgt_enable;
1175 msg_body.bss_params.tx_mgmt_power = orig->bss_params.tx_mgmt_power;
1176 msg_body.bss_params.max_tx_power = orig->bss_params.max_tx_power;
1177
1178 wcn36xx_smd_convert_sta_to_v1(wcn, &orig->bss_params.sta,
1179 &msg_body.bss_params.sta);
1180
1181 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1182
1183 wcn36xx_dbg(WCN36XX_DBG_HAL,
1184 "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n",
1185 bss->bssid, bss->self_mac_addr, bss->bss_type,
1186 bss->oper_mode, bss->nw_type);
1187
1188 wcn36xx_dbg(WCN36XX_DBG_HAL,
1189 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n",
1190 sta->bssid, sta->action, sta->sta_index,
1191 sta->bssid_index, sta->aid, sta->type, sta->mac);
1192
1193 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1194 }
1195
1196
1197 static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn,
1198 struct ieee80211_vif *vif,
1199 struct ieee80211_sta *sta,
1200 void *buf,
1201 size_t len)
1202 {
1203 struct wcn36xx_hal_config_bss_rsp_msg *rsp;
1204 struct wcn36xx_hal_config_bss_rsp_params *params;
1205 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1206
1207 if (len < sizeof(*rsp))
1208 return -EINVAL;
1209
1210 rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf;
1211 params = &rsp->bss_rsp_params;
1212
1213 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) {
1214 wcn36xx_warn("hal config bss response failure: %d\n",
1215 params->status);
1216 return -EIO;
1217 }
1218
1219 wcn36xx_dbg(WCN36XX_DBG_HAL,
1220 "hal config bss rsp status %d bss_idx %d dpu_desc_index %d"
1221 " sta_idx %d self_idx %d bcast_idx %d mac %pM"
1222 " power %d ucast_dpu_signature %d\n",
1223 params->status, params->bss_index, params->dpu_desc_index,
1224 params->bss_sta_index, params->bss_self_sta_index,
1225 params->bss_bcast_sta_idx, params->mac,
1226 params->tx_mgmt_power, params->ucast_dpu_signature);
1227
1228 vif_priv->bss_index = params->bss_index;
1229
1230 if (sta) {
1231 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta);
1232 sta_priv->bss_sta_index = params->bss_sta_index;
1233 sta_priv->bss_dpu_desc_index = params->dpu_desc_index;
1234 }
1235
1236 vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature;
1237
1238 return 0;
1239 }
1240
1241 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1242 struct ieee80211_sta *sta, const u8 *bssid,
1243 bool update)
1244 {
1245 struct wcn36xx_hal_config_bss_req_msg msg;
1246 struct wcn36xx_hal_config_bss_params *bss;
1247 struct wcn36xx_hal_config_sta_params *sta_params;
1248 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1249 int ret = 0;
1250
1251 mutex_lock(&wcn->hal_mutex);
1252 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_BSS_REQ);
1253
1254 bss = &msg.bss_params;
1255 sta_params = &bss->sta;
1256
1257 WARN_ON(is_zero_ether_addr(bssid));
1258
1259 memcpy(&bss->bssid, bssid, ETH_ALEN);
1260
1261 memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN);
1262
1263 if (vif->type == NL80211_IFTYPE_STATION) {
1264 bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE;
1265
1266 /* STA */
1267 bss->oper_mode = 1;
1268 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE;
1269 } else if (vif->type == NL80211_IFTYPE_AP ||
1270 vif->type == NL80211_IFTYPE_MESH_POINT) {
1271 bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE;
1272
1273 /* AP */
1274 bss->oper_mode = 0;
1275 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE;
1276 } else if (vif->type == NL80211_IFTYPE_ADHOC) {
1277 bss->bss_type = WCN36XX_HAL_IBSS_MODE;
1278
1279 /* STA */
1280 bss->oper_mode = 1;
1281 } else {
1282 wcn36xx_warn("Unknown type for bss config: %d\n", vif->type);
1283 }
1284
1285 if (vif->type == NL80211_IFTYPE_STATION)
1286 wcn36xx_smd_set_bss_nw_type(wcn, sta, bss);
1287 else
1288 bss->nw_type = WCN36XX_HAL_11N_NW_TYPE;
1289
1290 bss->short_slot_time_supported = vif->bss_conf.use_short_slot;
1291 bss->lla_coexist = 0;
1292 bss->llb_coexist = 0;
1293 bss->llg_coexist = 0;
1294 bss->rifs_mode = 0;
1295 bss->beacon_interval = vif->bss_conf.beacon_int;
1296 bss->dtim_period = vif_priv->dtim_period;
1297
1298 wcn36xx_smd_set_bss_ht_params(vif, sta, bss);
1299
1300 bss->oper_channel = WCN36XX_HW_CHANNEL(wcn);
1301
1302 if (conf_is_ht40_minus(&wcn->hw->conf))
1303 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW;
1304 else if (conf_is_ht40_plus(&wcn->hw->conf))
1305 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
1306 else
1307 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE;
1308
1309 bss->reserved = 0;
1310 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params);
1311
1312 /* wcn->ssid is only valid in AP and IBSS mode */
1313 bss->ssid.length = vif_priv->ssid.length;
1314 memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length);
1315
1316 bss->obss_prot_enabled = 0;
1317 bss->rmf = 0;
1318 bss->max_probe_resp_retry_limit = 0;
1319 bss->hidden_ssid = vif->bss_conf.hidden_ssid;
1320 bss->proxy_probe_resp = 0;
1321 bss->edca_params_valid = 0;
1322
1323 /* FIXME: set acbe, acbk, acvi and acvo */
1324
1325 bss->ext_set_sta_key_param_valid = 0;
1326
1327 /* FIXME: set ext_set_sta_key_param */
1328
1329 bss->spectrum_mgt_enable = 0;
1330 bss->tx_mgmt_power = 0;
1331 bss->max_tx_power = WCN36XX_MAX_POWER(wcn);
1332
1333 bss->action = update;
1334
1335 wcn36xx_dbg(WCN36XX_DBG_HAL,
1336 "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n",
1337 bss->bssid, bss->self_mac_addr, bss->bss_type,
1338 bss->oper_mode, bss->nw_type);
1339
1340 wcn36xx_dbg(WCN36XX_DBG_HAL,
1341 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n",
1342 sta_params->bssid, sta_params->action,
1343 sta_params->sta_index, sta_params->bssid_index,
1344 sta_params->aid, sta_params->type,
1345 sta_params->mac);
1346
1347 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) {
1348 ret = wcn36xx_smd_config_bss_v1(wcn, &msg);
1349 } else {
1350 PREPARE_HAL_BUF(wcn->hal_buf, msg);
1351
1352 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len);
1353 }
1354 if (ret) {
1355 wcn36xx_err("Sending hal_config_bss failed\n");
1356 goto out;
1357 }
1358 ret = wcn36xx_smd_config_bss_rsp(wcn,
1359 vif,
1360 sta,
1361 wcn->hal_buf,
1362 wcn->hal_rsp_len);
1363 if (ret) {
1364 wcn36xx_err("hal_config_bss response failed err=%d\n", ret);
1365 goto out;
1366 }
1367 out:
1368 mutex_unlock(&wcn->hal_mutex);
1369 return ret;
1370 }
1371
1372 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif)
1373 {
1374 struct wcn36xx_hal_delete_bss_req_msg msg_body;
1375 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1376 int ret = 0;
1377
1378 mutex_lock(&wcn->hal_mutex);
1379 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ);
1380
1381 msg_body.bss_index = vif_priv->bss_index;
1382
1383 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1384
1385 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index);
1386
1387 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1388 if (ret) {
1389 wcn36xx_err("Sending hal_delete_bss failed\n");
1390 goto out;
1391 }
1392 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1393 if (ret) {
1394 wcn36xx_err("hal_delete_bss response failed err=%d\n", ret);
1395 goto out;
1396 }
1397 out:
1398 mutex_unlock(&wcn->hal_mutex);
1399 return ret;
1400 }
1401
1402 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif,
1403 struct sk_buff *skb_beacon, u16 tim_off,
1404 u16 p2p_off)
1405 {
1406 struct wcn36xx_hal_send_beacon_req_msg msg_body;
1407 int ret = 0, pad, pvm_len;
1408
1409 mutex_lock(&wcn->hal_mutex);
1410 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ);
1411
1412 pvm_len = skb_beacon->data[tim_off + 1] - 3;
1413 pad = TIM_MIN_PVM_SIZE - pvm_len;
1414
1415 /* Padding is irrelevant to mesh mode since tim_off is always 0. */
1416 if (vif->type == NL80211_IFTYPE_MESH_POINT)
1417 pad = 0;
1418
1419 msg_body.beacon_length = skb_beacon->len + pad;
1420 /* TODO need to find out why + 6 is needed */
1421 msg_body.beacon_length6 = msg_body.beacon_length + 6;
1422
1423 if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) {
1424 wcn36xx_err("Beacon is to big: beacon size=%d\n",
1425 msg_body.beacon_length);
1426 ret = -ENOMEM;
1427 goto out;
1428 }
1429 memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len);
1430 memcpy(msg_body.bssid, vif->addr, ETH_ALEN);
1431
1432 if (pad > 0) {
1433 /*
1434 * The wcn36xx FW has a fixed size for the PVM in the TIM. If
1435 * given the beacon template from mac80211 with a PVM shorter
1436 * than the FW expectes it will overwrite the data after the
1437 * TIM.
1438 */
1439 wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n",
1440 pad, pvm_len);
1441 memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad],
1442 &msg_body.beacon[tim_off + 5 + pvm_len],
1443 skb_beacon->len - (tim_off + 5 + pvm_len));
1444 memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad);
1445 msg_body.beacon[tim_off + 1] += pad;
1446 }
1447
1448 /* TODO need to find out why this is needed? */
1449 if (vif->type == NL80211_IFTYPE_MESH_POINT)
1450 /* mesh beacon don't need this, so push further down */
1451 msg_body.tim_ie_offset = 256;
1452 else
1453 msg_body.tim_ie_offset = tim_off+4;
1454 msg_body.p2p_ie_offset = p2p_off;
1455 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1456
1457 wcn36xx_dbg(WCN36XX_DBG_HAL,
1458 "hal send beacon beacon_length %d\n",
1459 msg_body.beacon_length);
1460
1461 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1462 if (ret) {
1463 wcn36xx_err("Sending hal_send_beacon failed\n");
1464 goto out;
1465 }
1466 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1467 if (ret) {
1468 wcn36xx_err("hal_send_beacon response failed err=%d\n", ret);
1469 goto out;
1470 }
1471 out:
1472 mutex_unlock(&wcn->hal_mutex);
1473 return ret;
1474 }
1475
1476 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn,
1477 struct ieee80211_vif *vif,
1478 struct sk_buff *skb)
1479 {
1480 struct wcn36xx_hal_send_probe_resp_req_msg msg;
1481 int ret = 0;
1482
1483 mutex_lock(&wcn->hal_mutex);
1484 INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ);
1485
1486 if (skb->len > BEACON_TEMPLATE_SIZE) {
1487 wcn36xx_warn("probe response template is too big: %d\n",
1488 skb->len);
1489 ret = -E2BIG;
1490 goto out;
1491 }
1492
1493 msg.probe_resp_template_len = skb->len;
1494 memcpy(&msg.probe_resp_template, skb->data, skb->len);
1495
1496 memcpy(msg.bssid, vif->addr, ETH_ALEN);
1497
1498 PREPARE_HAL_BUF(wcn->hal_buf, msg);
1499
1500 wcn36xx_dbg(WCN36XX_DBG_HAL,
1501 "hal update probe rsp len %d bssid %pM\n",
1502 msg.probe_resp_template_len, msg.bssid);
1503
1504 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len);
1505 if (ret) {
1506 wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n");
1507 goto out;
1508 }
1509 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1510 if (ret) {
1511 wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n",
1512 ret);
1513 goto out;
1514 }
1515 out:
1516 mutex_unlock(&wcn->hal_mutex);
1517 return ret;
1518 }
1519
1520 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn,
1521 enum ani_ed_type enc_type,
1522 u8 keyidx,
1523 u8 keylen,
1524 u8 *key,
1525 u8 sta_index)
1526 {
1527 struct wcn36xx_hal_set_sta_key_req_msg msg_body;
1528 int ret = 0;
1529
1530 mutex_lock(&wcn->hal_mutex);
1531 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ);
1532
1533 msg_body.set_sta_key_params.sta_index = sta_index;
1534 msg_body.set_sta_key_params.enc_type = enc_type;
1535
1536 msg_body.set_sta_key_params.key[0].id = keyidx;
1537 msg_body.set_sta_key_params.key[0].unicast = 1;
1538 msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX;
1539 msg_body.set_sta_key_params.key[0].pae_role = 0;
1540 msg_body.set_sta_key_params.key[0].length = keylen;
1541 memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen);
1542 msg_body.set_sta_key_params.single_tid_rc = 1;
1543
1544 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1545
1546 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1547 if (ret) {
1548 wcn36xx_err("Sending hal_set_stakey failed\n");
1549 goto out;
1550 }
1551 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1552 if (ret) {
1553 wcn36xx_err("hal_set_stakey response failed err=%d\n", ret);
1554 goto out;
1555 }
1556 out:
1557 mutex_unlock(&wcn->hal_mutex);
1558 return ret;
1559 }
1560
1561 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn,
1562 enum ani_ed_type enc_type,
1563 u8 keyidx,
1564 u8 keylen,
1565 u8 *key)
1566 {
1567 struct wcn36xx_hal_set_bss_key_req_msg msg_body;
1568 int ret = 0;
1569
1570 mutex_lock(&wcn->hal_mutex);
1571 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ);
1572 msg_body.bss_idx = 0;
1573 msg_body.enc_type = enc_type;
1574 msg_body.num_keys = 1;
1575 msg_body.keys[0].id = keyidx;
1576 msg_body.keys[0].unicast = 0;
1577 msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY;
1578 msg_body.keys[0].pae_role = 0;
1579 msg_body.keys[0].length = keylen;
1580 memcpy(msg_body.keys[0].key, key, keylen);
1581
1582 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1583
1584 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1585 if (ret) {
1586 wcn36xx_err("Sending hal_set_bsskey failed\n");
1587 goto out;
1588 }
1589 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1590 if (ret) {
1591 wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret);
1592 goto out;
1593 }
1594 out:
1595 mutex_unlock(&wcn->hal_mutex);
1596 return ret;
1597 }
1598
1599 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn,
1600 enum ani_ed_type enc_type,
1601 u8 keyidx,
1602 u8 sta_index)
1603 {
1604 struct wcn36xx_hal_remove_sta_key_req_msg msg_body;
1605 int ret = 0;
1606
1607 mutex_lock(&wcn->hal_mutex);
1608 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ);
1609
1610 msg_body.sta_idx = sta_index;
1611 msg_body.enc_type = enc_type;
1612 msg_body.key_id = keyidx;
1613
1614 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1615
1616 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1617 if (ret) {
1618 wcn36xx_err("Sending hal_remove_stakey failed\n");
1619 goto out;
1620 }
1621 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1622 if (ret) {
1623 wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret);
1624 goto out;
1625 }
1626 out:
1627 mutex_unlock(&wcn->hal_mutex);
1628 return ret;
1629 }
1630
1631 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn,
1632 enum ani_ed_type enc_type,
1633 u8 keyidx)
1634 {
1635 struct wcn36xx_hal_remove_bss_key_req_msg msg_body;
1636 int ret = 0;
1637
1638 mutex_lock(&wcn->hal_mutex);
1639 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ);
1640 msg_body.bss_idx = 0;
1641 msg_body.enc_type = enc_type;
1642 msg_body.key_id = keyidx;
1643
1644 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1645
1646 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1647 if (ret) {
1648 wcn36xx_err("Sending hal_remove_bsskey failed\n");
1649 goto out;
1650 }
1651 ret = wcn36xx_smd_rsp_status_check_v2(wcn, wcn->hal_buf,
1652 wcn->hal_rsp_len);
1653 if (ret) {
1654 wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret);
1655 goto out;
1656 }
1657 out:
1658 mutex_unlock(&wcn->hal_mutex);
1659 return ret;
1660 }
1661
1662 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif)
1663 {
1664 struct wcn36xx_hal_enter_bmps_req_msg msg_body;
1665 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1666 int ret = 0;
1667
1668 mutex_lock(&wcn->hal_mutex);
1669 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ);
1670
1671 msg_body.bss_index = vif_priv->bss_index;
1672 msg_body.tbtt = vif->bss_conf.sync_tsf;
1673 msg_body.dtim_period = vif_priv->dtim_period;
1674
1675 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1676
1677 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1678 if (ret) {
1679 wcn36xx_err("Sending hal_enter_bmps failed\n");
1680 goto out;
1681 }
1682 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1683 if (ret) {
1684 wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret);
1685 goto out;
1686 }
1687 out:
1688 mutex_unlock(&wcn->hal_mutex);
1689 return ret;
1690 }
1691
1692 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif)
1693 {
1694 struct wcn36xx_hal_enter_bmps_req_msg msg_body;
1695 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1696 int ret = 0;
1697
1698 mutex_lock(&wcn->hal_mutex);
1699 INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ);
1700
1701 msg_body.bss_index = vif_priv->bss_index;
1702
1703 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1704
1705 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1706 if (ret) {
1707 wcn36xx_err("Sending hal_exit_bmps failed\n");
1708 goto out;
1709 }
1710 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1711 if (ret) {
1712 wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret);
1713 goto out;
1714 }
1715 out:
1716 mutex_unlock(&wcn->hal_mutex);
1717 return ret;
1718 }
1719 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim)
1720 {
1721 struct wcn36xx_hal_set_power_params_req_msg msg_body;
1722 int ret = 0;
1723
1724 mutex_lock(&wcn->hal_mutex);
1725 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ);
1726
1727 /*
1728 * When host is down ignore every second dtim
1729 */
1730 if (ignore_dtim) {
1731 msg_body.ignore_dtim = 1;
1732 msg_body.dtim_period = 2;
1733 }
1734 msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn);
1735
1736 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1737
1738 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1739 if (ret) {
1740 wcn36xx_err("Sending hal_set_power_params failed\n");
1741 goto out;
1742 }
1743
1744 out:
1745 mutex_unlock(&wcn->hal_mutex);
1746 return ret;
1747 }
1748 /* Notice: This function should be called after associated, or else it
1749 * will be invalid
1750 */
1751 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn,
1752 struct ieee80211_vif *vif,
1753 int packet_type)
1754 {
1755 struct wcn36xx_hal_keep_alive_req_msg msg_body;
1756 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
1757 int ret = 0;
1758
1759 mutex_lock(&wcn->hal_mutex);
1760 INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ);
1761
1762 if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) {
1763 msg_body.bss_index = vif_priv->bss_index;
1764 msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT;
1765 msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD;
1766 } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) {
1767 /* TODO: it also support ARP response type */
1768 } else {
1769 wcn36xx_warn("unknown keep alive packet type %d\n", packet_type);
1770 ret = -EINVAL;
1771 goto out;
1772 }
1773
1774 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1775
1776 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1777 if (ret) {
1778 wcn36xx_err("Sending hal_keep_alive failed\n");
1779 goto out;
1780 }
1781 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1782 if (ret) {
1783 wcn36xx_err("hal_keep_alive response failed err=%d\n", ret);
1784 goto out;
1785 }
1786 out:
1787 mutex_unlock(&wcn->hal_mutex);
1788 return ret;
1789 }
1790
1791 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2,
1792 u32 arg3, u32 arg4, u32 arg5)
1793 {
1794 struct wcn36xx_hal_dump_cmd_req_msg msg_body;
1795 int ret = 0;
1796
1797 mutex_lock(&wcn->hal_mutex);
1798 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ);
1799
1800 msg_body.arg1 = arg1;
1801 msg_body.arg2 = arg2;
1802 msg_body.arg3 = arg3;
1803 msg_body.arg4 = arg4;
1804 msg_body.arg5 = arg5;
1805
1806 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1807
1808 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1809 if (ret) {
1810 wcn36xx_err("Sending hal_dump_cmd failed\n");
1811 goto out;
1812 }
1813 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1814 if (ret) {
1815 wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret);
1816 goto out;
1817 }
1818 out:
1819 mutex_unlock(&wcn->hal_mutex);
1820 return ret;
1821 }
1822
1823 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
1824 {
1825 int arr_idx, bit_idx;
1826
1827 if (cap < 0 || cap > 127) {
1828 wcn36xx_warn("error cap idx %d\n", cap);
1829 return;
1830 }
1831
1832 arr_idx = cap / 32;
1833 bit_idx = cap % 32;
1834 bitmap[arr_idx] |= (1 << bit_idx);
1835 }
1836
1837 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
1838 {
1839 int arr_idx, bit_idx;
1840 int ret = 0;
1841
1842 if (cap < 0 || cap > 127) {
1843 wcn36xx_warn("error cap idx %d\n", cap);
1844 return -EINVAL;
1845 }
1846
1847 arr_idx = cap / 32;
1848 bit_idx = cap % 32;
1849 ret = (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0;
1850 return ret;
1851 }
1852
1853 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap)
1854 {
1855 int arr_idx, bit_idx;
1856
1857 if (cap < 0 || cap > 127) {
1858 wcn36xx_warn("error cap idx %d\n", cap);
1859 return;
1860 }
1861
1862 arr_idx = cap / 32;
1863 bit_idx = cap % 32;
1864 bitmap[arr_idx] &= ~(1 << bit_idx);
1865 }
1866
1867 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn)
1868 {
1869 struct wcn36xx_hal_feat_caps_msg msg_body, *rsp;
1870 int ret = 0, i;
1871
1872 mutex_lock(&wcn->hal_mutex);
1873 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ);
1874
1875 set_feat_caps(msg_body.feat_caps, STA_POWERSAVE);
1876
1877 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1878
1879 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1880 if (ret) {
1881 wcn36xx_err("Sending hal_feature_caps_exchange failed\n");
1882 goto out;
1883 }
1884 if (wcn->hal_rsp_len != sizeof(*rsp)) {
1885 wcn36xx_err("Invalid hal_feature_caps_exchange response");
1886 goto out;
1887 }
1888
1889 rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf;
1890
1891 for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++)
1892 wcn->fw_feat_caps[i] = rsp->feat_caps[i];
1893 out:
1894 mutex_unlock(&wcn->hal_mutex);
1895 return ret;
1896 }
1897
1898 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn,
1899 struct ieee80211_sta *sta,
1900 u16 tid,
1901 u16 *ssn,
1902 u8 direction,
1903 u8 sta_index)
1904 {
1905 struct wcn36xx_hal_add_ba_session_req_msg msg_body;
1906 int ret = 0;
1907
1908 mutex_lock(&wcn->hal_mutex);
1909 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ);
1910
1911 msg_body.sta_index = sta_index;
1912 memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN);
1913 msg_body.dialog_token = 0x10;
1914 msg_body.tid = tid;
1915
1916 /* Immediate BA because Delayed BA is not supported */
1917 msg_body.policy = 1;
1918 msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE;
1919 msg_body.timeout = 0;
1920 if (ssn)
1921 msg_body.ssn = *ssn;
1922 msg_body.direction = direction;
1923
1924 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1925
1926 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1927 if (ret) {
1928 wcn36xx_err("Sending hal_add_ba_session failed\n");
1929 goto out;
1930 }
1931 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1932 if (ret) {
1933 wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret);
1934 goto out;
1935 }
1936 out:
1937 mutex_unlock(&wcn->hal_mutex);
1938 return ret;
1939 }
1940
1941 int wcn36xx_smd_add_ba(struct wcn36xx *wcn)
1942 {
1943 struct wcn36xx_hal_add_ba_req_msg msg_body;
1944 int ret = 0;
1945
1946 mutex_lock(&wcn->hal_mutex);
1947 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ);
1948
1949 msg_body.session_id = 0;
1950 msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE;
1951
1952 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1953
1954 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1955 if (ret) {
1956 wcn36xx_err("Sending hal_add_ba failed\n");
1957 goto out;
1958 }
1959 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1960 if (ret) {
1961 wcn36xx_err("hal_add_ba response failed err=%d\n", ret);
1962 goto out;
1963 }
1964 out:
1965 mutex_unlock(&wcn->hal_mutex);
1966 return ret;
1967 }
1968
1969 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index)
1970 {
1971 struct wcn36xx_hal_del_ba_req_msg msg_body;
1972 int ret = 0;
1973
1974 mutex_lock(&wcn->hal_mutex);
1975 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ);
1976
1977 msg_body.sta_index = sta_index;
1978 msg_body.tid = tid;
1979 msg_body.direction = 0;
1980 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
1981
1982 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
1983 if (ret) {
1984 wcn36xx_err("Sending hal_del_ba failed\n");
1985 goto out;
1986 }
1987 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
1988 if (ret) {
1989 wcn36xx_err("hal_del_ba response failed err=%d\n", ret);
1990 goto out;
1991 }
1992 out:
1993 mutex_unlock(&wcn->hal_mutex);
1994 return ret;
1995 }
1996
1997 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len)
1998 {
1999 struct wcn36xx_hal_trigger_ba_rsp_msg *rsp;
2000
2001 if (len < sizeof(*rsp))
2002 return -EINVAL;
2003
2004 rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf;
2005 return rsp->status;
2006 }
2007
2008 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index)
2009 {
2010 struct wcn36xx_hal_trigger_ba_req_msg msg_body;
2011 struct wcn36xx_hal_trigger_ba_req_candidate *candidate;
2012 int ret = 0;
2013
2014 mutex_lock(&wcn->hal_mutex);
2015 INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ);
2016
2017 msg_body.session_id = 0;
2018 msg_body.candidate_cnt = 1;
2019 msg_body.header.len += sizeof(*candidate);
2020 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2021
2022 candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *)
2023 (wcn->hal_buf + sizeof(msg_body));
2024 candidate->sta_index = sta_index;
2025 candidate->tid_bitmap = 1;
2026
2027 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);
2028 if (ret) {
2029 wcn36xx_err("Sending hal_trigger_ba failed\n");
2030 goto out;
2031 }
2032 ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len);
2033 if (ret) {
2034 wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret);
2035 goto out;
2036 }
2037 out:
2038 mutex_unlock(&wcn->hal_mutex);
2039 return ret;
2040 }
2041
2042 static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len)
2043 {
2044 struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf;
2045
2046 if (len != sizeof(*rsp)) {
2047 wcn36xx_warn("Bad TX complete indication\n");
2048 return -EIO;
2049 }
2050
2051 wcn36xx_dxe_tx_ack_ind(wcn, rsp->status);
2052
2053 return 0;
2054 }
2055
2056 static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn,
2057 void *buf,
2058 size_t len)
2059 {
2060 struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf;
2061 struct ieee80211_vif *vif = NULL;
2062 struct wcn36xx_vif *tmp;
2063
2064 /* Old FW does not have bss index */
2065 if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) {
2066 list_for_each_entry(tmp, &wcn->vif_list, list) {
2067 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n",
2068 tmp->bss_index);
2069 vif = wcn36xx_priv_to_vif(tmp);
2070 ieee80211_connection_loss(vif);
2071 }
2072 return 0;
2073 }
2074
2075 if (len != sizeof(*rsp)) {
2076 wcn36xx_warn("Corrupted missed beacon indication\n");
2077 return -EIO;
2078 }
2079
2080 list_for_each_entry(tmp, &wcn->vif_list, list) {
2081 if (tmp->bss_index == rsp->bss_index) {
2082 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n",
2083 rsp->bss_index);
2084 vif = wcn36xx_priv_to_vif(tmp);
2085 ieee80211_connection_loss(vif);
2086 return 0;
2087 }
2088 }
2089
2090 wcn36xx_warn("BSS index %d not found\n", rsp->bss_index);
2091 return -ENOENT;
2092 }
2093
2094 static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn,
2095 void *buf,
2096 size_t len)
2097 {
2098 struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf;
2099 struct wcn36xx_vif *tmp;
2100 struct ieee80211_sta *sta;
2101
2102 if (len != sizeof(*rsp)) {
2103 wcn36xx_warn("Corrupted delete sta indication\n");
2104 return -EIO;
2105 }
2106
2107 wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n",
2108 rsp->addr2, rsp->sta_id);
2109
2110 list_for_each_entry(tmp, &wcn->vif_list, list) {
2111 rcu_read_lock();
2112 sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2);
2113 if (sta)
2114 ieee80211_report_low_ack(sta, 0);
2115 rcu_read_unlock();
2116 if (sta)
2117 return 0;
2118 }
2119
2120 wcn36xx_warn("STA with addr %pM and index %d not found\n",
2121 rsp->addr2,
2122 rsp->sta_id);
2123 return -ENOENT;
2124 }
2125
2126 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value)
2127 {
2128 struct wcn36xx_hal_update_cfg_req_msg msg_body, *body;
2129 size_t len;
2130 int ret = 0;
2131
2132 mutex_lock(&wcn->hal_mutex);
2133 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ);
2134
2135 PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
2136
2137 body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf;
2138 len = msg_body.header.len;
2139
2140 put_cfg_tlv_u32(wcn, &len, cfg_id, value);
2141 body->header.len = len;
2142 body->len = len - sizeof(*body);
2143
2144 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len);
2145 if (ret) {
2146 wcn36xx_err("Sending hal_update_cfg failed\n");
2147 goto out;
2148 }
2149 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2150 if (ret) {
2151 wcn36xx_err("hal_update_cfg response failed err=%d\n", ret);
2152 goto out;
2153 }
2154 out:
2155 mutex_unlock(&wcn->hal_mutex);
2156 return ret;
2157 }
2158
2159 int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn,
2160 struct ieee80211_vif *vif,
2161 struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp)
2162 {
2163 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
2164 struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL;
2165 int ret = 0;
2166
2167 mutex_lock(&wcn->hal_mutex);
2168
2169 msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *)
2170 wcn->hal_buf;
2171 init_hal_msg(&msg_body->header, WCN36XX_HAL_8023_MULTICAST_LIST_REQ,
2172 sizeof(msg_body->mc_addr_list));
2173
2174 /* An empty list means all mc traffic will be received */
2175 if (fp)
2176 memcpy(&msg_body->mc_addr_list, fp,
2177 sizeof(msg_body->mc_addr_list));
2178 else
2179 msg_body->mc_addr_list.mc_addr_count = 0;
2180
2181 msg_body->mc_addr_list.bss_index = vif_priv->bss_index;
2182
2183 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len);
2184 if (ret) {
2185 wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n");
2186 goto out;
2187 }
2188 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len);
2189 if (ret) {
2190 wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret);
2191 goto out;
2192 }
2193 out:
2194 mutex_unlock(&wcn->hal_mutex);
2195 return ret;
2196 }
2197
2198 static void wcn36xx_smd_rsp_process(struct wcn36xx *wcn, void *buf, size_t len)
2199 {
2200 struct wcn36xx_hal_msg_header *msg_header = buf;
2201 struct wcn36xx_hal_ind_msg *msg_ind;
2202 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len);
2203
2204 switch (msg_header->msg_type) {
2205 case WCN36XX_HAL_START_RSP:
2206 case WCN36XX_HAL_CONFIG_STA_RSP:
2207 case WCN36XX_HAL_CONFIG_BSS_RSP:
2208 case WCN36XX_HAL_ADD_STA_SELF_RSP:
2209 case WCN36XX_HAL_STOP_RSP:
2210 case WCN36XX_HAL_DEL_STA_SELF_RSP:
2211 case WCN36XX_HAL_DELETE_STA_RSP:
2212 case WCN36XX_HAL_INIT_SCAN_RSP:
2213 case WCN36XX_HAL_START_SCAN_RSP:
2214 case WCN36XX_HAL_END_SCAN_RSP:
2215 case WCN36XX_HAL_FINISH_SCAN_RSP:
2216 case WCN36XX_HAL_DOWNLOAD_NV_RSP:
2217 case WCN36XX_HAL_DELETE_BSS_RSP:
2218 case WCN36XX_HAL_SEND_BEACON_RSP:
2219 case WCN36XX_HAL_SET_LINK_ST_RSP:
2220 case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP:
2221 case WCN36XX_HAL_SET_BSSKEY_RSP:
2222 case WCN36XX_HAL_SET_STAKEY_RSP:
2223 case WCN36XX_HAL_RMV_STAKEY_RSP:
2224 case WCN36XX_HAL_RMV_BSSKEY_RSP:
2225 case WCN36XX_HAL_ENTER_BMPS_RSP:
2226 case WCN36XX_HAL_SET_POWER_PARAMS_RSP:
2227 case WCN36XX_HAL_EXIT_BMPS_RSP:
2228 case WCN36XX_HAL_KEEP_ALIVE_RSP:
2229 case WCN36XX_HAL_DUMP_COMMAND_RSP:
2230 case WCN36XX_HAL_ADD_BA_SESSION_RSP:
2231 case WCN36XX_HAL_ADD_BA_RSP:
2232 case WCN36XX_HAL_DEL_BA_RSP:
2233 case WCN36XX_HAL_TRIGGER_BA_RSP:
2234 case WCN36XX_HAL_UPDATE_CFG_RSP:
2235 case WCN36XX_HAL_JOIN_RSP:
2236 case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP:
2237 case WCN36XX_HAL_CH_SWITCH_RSP:
2238 case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP:
2239 case WCN36XX_HAL_8023_MULTICAST_LIST_RSP:
2240 memcpy(wcn->hal_buf, buf, len);
2241 wcn->hal_rsp_len = len;
2242 complete(&wcn->hal_rsp_compl);
2243 break;
2244
2245 case WCN36XX_HAL_DEL_BA_IND:
2246 case WCN36XX_HAL_PRINT_REG_INFO_IND:
2247 case WCN36XX_HAL_COEX_IND:
2248 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND:
2249 case WCN36XX_HAL_OTA_TX_COMPL_IND:
2250 case WCN36XX_HAL_MISSED_BEACON_IND:
2251 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND:
2252 msg_ind = kmalloc(sizeof(*msg_ind), GFP_KERNEL);
2253 if (!msg_ind)
2254 goto nomem;
2255 msg_ind->msg_len = len;
2256 msg_ind->msg = kmemdup(buf, len, GFP_KERNEL);
2257 if (!msg_ind->msg) {
2258 kfree(msg_ind);
2259 nomem:
2260 /*
2261 * FIXME: Do something smarter then just
2262 * printing an error.
2263 */
2264 wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n",
2265 msg_header->msg_type);
2266 break;
2267 }
2268 mutex_lock(&wcn->hal_ind_mutex);
2269 list_add_tail(&msg_ind->list, &wcn->hal_ind_queue);
2270 queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work);
2271 mutex_unlock(&wcn->hal_ind_mutex);
2272 wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n");
2273 break;
2274 default:
2275 wcn36xx_err("SMD_EVENT (%d) not supported\n",
2276 msg_header->msg_type);
2277 }
2278 }
2279 static void wcn36xx_ind_smd_work(struct work_struct *work)
2280 {
2281 struct wcn36xx *wcn =
2282 container_of(work, struct wcn36xx, hal_ind_work);
2283 struct wcn36xx_hal_msg_header *msg_header;
2284 struct wcn36xx_hal_ind_msg *hal_ind_msg;
2285
2286 mutex_lock(&wcn->hal_ind_mutex);
2287
2288 hal_ind_msg = list_first_entry(&wcn->hal_ind_queue,
2289 struct wcn36xx_hal_ind_msg,
2290 list);
2291
2292 msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg;
2293
2294 switch (msg_header->msg_type) {
2295 case WCN36XX_HAL_DEL_BA_IND:
2296 case WCN36XX_HAL_PRINT_REG_INFO_IND:
2297 case WCN36XX_HAL_COEX_IND:
2298 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND:
2299 break;
2300 case WCN36XX_HAL_OTA_TX_COMPL_IND:
2301 wcn36xx_smd_tx_compl_ind(wcn,
2302 hal_ind_msg->msg,
2303 hal_ind_msg->msg_len);
2304 break;
2305 case WCN36XX_HAL_MISSED_BEACON_IND:
2306 wcn36xx_smd_missed_beacon_ind(wcn,
2307 hal_ind_msg->msg,
2308 hal_ind_msg->msg_len);
2309 break;
2310 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND:
2311 wcn36xx_smd_delete_sta_context_ind(wcn,
2312 hal_ind_msg->msg,
2313 hal_ind_msg->msg_len);
2314 break;
2315 default:
2316 wcn36xx_err("SMD_EVENT (%d) not supported\n",
2317 msg_header->msg_type);
2318 }
2319 list_del(wcn->hal_ind_queue.next);
2320 kfree(hal_ind_msg->msg);
2321 kfree(hal_ind_msg);
2322 mutex_unlock(&wcn->hal_ind_mutex);
2323 }
2324 int wcn36xx_smd_open(struct wcn36xx *wcn)
2325 {
2326 int ret = 0;
2327 wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind");
2328 if (!wcn->hal_ind_wq) {
2329 wcn36xx_err("failed to allocate wq\n");
2330 ret = -ENOMEM;
2331 goto out;
2332 }
2333 INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work);
2334 INIT_LIST_HEAD(&wcn->hal_ind_queue);
2335 mutex_init(&wcn->hal_ind_mutex);
2336
2337 ret = wcn->ctrl_ops->open(wcn, wcn36xx_smd_rsp_process);
2338 if (ret) {
2339 wcn36xx_err("failed to open control channel\n");
2340 goto free_wq;
2341 }
2342
2343 return ret;
2344
2345 free_wq:
2346 destroy_workqueue(wcn->hal_ind_wq);
2347 out:
2348 return ret;
2349 }
2350
2351 void wcn36xx_smd_close(struct wcn36xx *wcn)
2352 {
2353 wcn->ctrl_ops->close(wcn);
2354 destroy_workqueue(wcn->hal_ind_wq);
2355 mutex_destroy(&wcn->hal_ind_mutex);
2356 }
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