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 <linux/rpmsg.h> 23 #include "smd.h" 24 25 struct wcn36xx_cfg_val { 26 u32 cfg_id; 27 u32 value; 28 }; 29 30 #define WCN36XX_CFG_VAL(id, val) \ 31 { \ 32 .cfg_id = WCN36XX_HAL_CFG_ ## id, \ 33 .value = val \ 34 } 35 36 static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = { 37 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), 38 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), 39 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), 40 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), 41 WCN36XX_CFG_VAL(CAL_PERIOD, 5), 42 WCN36XX_CFG_VAL(CAL_CONTROL, 1), 43 WCN36XX_CFG_VAL(PROXIMITY, 0), 44 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), 45 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000), 46 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), 47 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), 48 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 6), 49 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 6), 50 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), 51 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), 52 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), 53 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), 54 WCN36XX_CFG_VAL(FIXED_RATE, 0), 55 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), 56 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), 57 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), 58 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), 59 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), 60 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), 61 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), 62 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), 63 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), 64 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), 65 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), 66 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), 67 WCN36XX_CFG_VAL(STATS_PERIOD, 10), 68 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), 69 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), 70 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), 71 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), 72 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), 73 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), 74 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), 75 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), 76 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), 77 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), 78 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), 79 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), 80 }; 81 82 static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) 83 { 84 struct wcn36xx_hal_cfg *entry; 85 u32 *val; 86 87 if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) { 88 wcn36xx_err("Not enough room for TLV entry\n"); 89 return -ENOMEM; 90 } 91 92 entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len); 93 entry->id = id; 94 entry->len = sizeof(u32); 95 entry->pad_bytes = 0; 96 entry->reserve = 0; 97 98 val = (u32 *) (entry + 1); 99 *val = value; 100 101 *len += sizeof(*entry) + sizeof(u32); 102 103 return 0; 104 } 105 106 static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, 107 struct ieee80211_sta *sta, 108 struct wcn36xx_hal_config_bss_params *bss_params) 109 { 110 if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn)) 111 bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; 112 else if (sta && sta->ht_cap.ht_supported) 113 bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; 114 else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f)) 115 bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; 116 else 117 bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; 118 } 119 120 static inline u8 is_cap_supported(unsigned long caps, unsigned long flag) 121 { 122 return caps & flag ? 1 : 0; 123 } 124 static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, 125 struct ieee80211_sta *sta, 126 struct wcn36xx_hal_config_bss_params *bss_params) 127 { 128 if (sta && sta->ht_cap.ht_supported) { 129 unsigned long caps = sta->ht_cap.cap; 130 bss_params->ht = sta->ht_cap.ht_supported; 131 bss_params->tx_channel_width_set = is_cap_supported(caps, 132 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 133 bss_params->lsig_tx_op_protection_full_support = 134 is_cap_supported(caps, 135 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 136 137 bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; 138 bss_params->lln_non_gf_coexist = 139 !!(vif->bss_conf.ht_operation_mode & 140 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); 141 /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ 142 bss_params->dual_cts_protection = 0; 143 /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ 144 bss_params->ht20_coexist = 0; 145 } 146 } 147 148 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, 149 struct wcn36xx_hal_config_sta_params *sta_params) 150 { 151 if (sta->ht_cap.ht_supported) { 152 unsigned long caps = sta->ht_cap.cap; 153 sta_params->ht_capable = sta->ht_cap.ht_supported; 154 sta_params->tx_channel_width_set = is_cap_supported(caps, 155 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 156 sta_params->lsig_txop_protection = is_cap_supported(caps, 157 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 158 159 sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; 160 sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; 161 sta_params->max_amsdu_size = is_cap_supported(caps, 162 IEEE80211_HT_CAP_MAX_AMSDU); 163 sta_params->sgi_20Mhz = is_cap_supported(caps, 164 IEEE80211_HT_CAP_SGI_20); 165 sta_params->sgi_40mhz = is_cap_supported(caps, 166 IEEE80211_HT_CAP_SGI_40); 167 sta_params->green_field_capable = is_cap_supported(caps, 168 IEEE80211_HT_CAP_GRN_FLD); 169 sta_params->delayed_ba_support = is_cap_supported(caps, 170 IEEE80211_HT_CAP_DELAY_BA); 171 sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps, 172 IEEE80211_HT_CAP_DSSSCCK40); 173 } 174 } 175 176 static void wcn36xx_smd_set_sta_default_ht_params( 177 struct wcn36xx_hal_config_sta_params *sta_params) 178 { 179 sta_params->ht_capable = 1; 180 sta_params->tx_channel_width_set = 1; 181 sta_params->lsig_txop_protection = 1; 182 sta_params->max_ampdu_size = 3; 183 sta_params->max_ampdu_density = 5; 184 sta_params->max_amsdu_size = 0; 185 sta_params->sgi_20Mhz = 1; 186 sta_params->sgi_40mhz = 1; 187 sta_params->green_field_capable = 1; 188 sta_params->delayed_ba_support = 0; 189 sta_params->dsss_cck_mode_40mhz = 1; 190 } 191 192 static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, 193 struct ieee80211_vif *vif, 194 struct ieee80211_sta *sta, 195 struct wcn36xx_hal_config_sta_params *sta_params) 196 { 197 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 198 struct wcn36xx_sta *sta_priv = NULL; 199 if (vif->type == NL80211_IFTYPE_ADHOC || 200 vif->type == NL80211_IFTYPE_AP || 201 vif->type == NL80211_IFTYPE_MESH_POINT) { 202 sta_params->type = 1; 203 sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX; 204 } else { 205 sta_params->type = 0; 206 sta_params->sta_index = vif_priv->self_sta_index; 207 } 208 209 sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 210 211 /* 212 * In STA mode ieee80211_sta contains bssid and ieee80211_vif 213 * contains our mac address. In AP mode we are bssid so vif 214 * contains bssid and ieee80211_sta contains mac. 215 */ 216 if (NL80211_IFTYPE_STATION == vif->type) 217 memcpy(&sta_params->mac, vif->addr, ETH_ALEN); 218 else 219 memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); 220 221 sta_params->encrypt_type = vif_priv->encrypt_type; 222 sta_params->short_preamble_supported = true; 223 224 sta_params->rifs_mode = 0; 225 sta_params->rmf = 0; 226 sta_params->action = 0; 227 sta_params->uapsd = 0; 228 sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; 229 sta_params->max_ampdu_duration = 0; 230 sta_params->bssid_index = vif_priv->bss_index; 231 sta_params->p2p = 0; 232 233 if (sta) { 234 sta_priv = wcn36xx_sta_to_priv(sta); 235 if (NL80211_IFTYPE_STATION == vif->type) 236 memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); 237 else 238 memcpy(&sta_params->mac, sta->addr, ETH_ALEN); 239 sta_params->wmm_enabled = sta->wme; 240 sta_params->max_sp_len = sta->max_sp; 241 sta_params->aid = sta_priv->aid; 242 wcn36xx_smd_set_sta_ht_params(sta, sta_params); 243 memcpy(&sta_params->supported_rates, &sta_priv->supported_rates, 244 sizeof(sta_priv->supported_rates)); 245 } else { 246 wcn36xx_set_default_rates(&sta_params->supported_rates); 247 wcn36xx_smd_set_sta_default_ht_params(sta_params); 248 } 249 } 250 251 static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) 252 { 253 int ret = 0; 254 unsigned long start; 255 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len); 256 257 init_completion(&wcn->hal_rsp_compl); 258 start = jiffies; 259 ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len); 260 if (ret) { 261 wcn36xx_err("HAL TX failed\n"); 262 goto out; 263 } 264 if (wait_for_completion_timeout(&wcn->hal_rsp_compl, 265 msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) { 266 wcn36xx_err("Timeout! No SMD response in %dms\n", 267 HAL_MSG_TIMEOUT); 268 ret = -ETIME; 269 goto out; 270 } 271 wcn36xx_dbg(WCN36XX_DBG_SMD, "SMD command completed in %dms", 272 jiffies_to_msecs(jiffies - start)); 273 out: 274 return ret; 275 } 276 277 static void init_hal_msg(struct wcn36xx_hal_msg_header *hdr, 278 enum wcn36xx_hal_host_msg_type msg_type, 279 size_t msg_size) 280 { 281 memset(hdr, 0, msg_size + sizeof(*hdr)); 282 hdr->msg_type = msg_type; 283 hdr->msg_version = WCN36XX_HAL_MSG_VERSION0; 284 hdr->len = msg_size + sizeof(*hdr); 285 } 286 287 #define INIT_HAL_MSG(msg_body, type) \ 288 do { \ 289 memset(&msg_body, 0, sizeof(msg_body)); \ 290 msg_body.header.msg_type = type; \ 291 msg_body.header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ 292 msg_body.header.len = sizeof(msg_body); \ 293 } while (0) \ 294 295 #define PREPARE_HAL_BUF(send_buf, msg_body) \ 296 do { \ 297 memset(send_buf, 0, msg_body.header.len); \ 298 memcpy(send_buf, &msg_body, sizeof(msg_body)); \ 299 } while (0) \ 300 301 static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) 302 { 303 struct wcn36xx_fw_msg_status_rsp *rsp; 304 305 if (len < sizeof(struct wcn36xx_hal_msg_header) + 306 sizeof(struct wcn36xx_fw_msg_status_rsp)) 307 return -EIO; 308 309 rsp = (struct wcn36xx_fw_msg_status_rsp *) 310 (buf + sizeof(struct wcn36xx_hal_msg_header)); 311 312 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) 313 return rsp->status; 314 315 return 0; 316 } 317 318 int wcn36xx_smd_load_nv(struct wcn36xx *wcn) 319 { 320 struct nv_data *nv_d; 321 struct wcn36xx_hal_nv_img_download_req_msg msg_body; 322 int fw_bytes_left; 323 int ret; 324 u16 fm_offset = 0; 325 326 if (!wcn->nv) { 327 ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev); 328 if (ret) { 329 wcn36xx_err("Failed to load nv file %s: %d\n", 330 WLAN_NV_FILE, ret); 331 goto out; 332 } 333 } 334 335 nv_d = (struct nv_data *)wcn->nv->data; 336 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); 337 338 msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; 339 340 msg_body.frag_number = 0; 341 /* hal_buf must be protected with mutex */ 342 mutex_lock(&wcn->hal_mutex); 343 344 do { 345 fw_bytes_left = wcn->nv->size - fm_offset - 4; 346 if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { 347 msg_body.last_fragment = 0; 348 msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; 349 } else { 350 msg_body.last_fragment = 1; 351 msg_body.nv_img_buffer_size = fw_bytes_left; 352 353 /* Do not forget update general message len */ 354 msg_body.header.len = sizeof(msg_body) + fw_bytes_left; 355 356 } 357 358 /* Add load NV request message header */ 359 memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body)); 360 361 /* Add NV body itself */ 362 memcpy(wcn->hal_buf + sizeof(msg_body), 363 &nv_d->table + fm_offset, 364 msg_body.nv_img_buffer_size); 365 366 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 367 if (ret) 368 goto out_unlock; 369 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, 370 wcn->hal_rsp_len); 371 if (ret) { 372 wcn36xx_err("hal_load_nv response failed err=%d\n", 373 ret); 374 goto out_unlock; 375 } 376 msg_body.frag_number++; 377 fm_offset += WCN36XX_NV_FRAGMENT_SIZE; 378 379 } while (msg_body.last_fragment != 1); 380 381 out_unlock: 382 mutex_unlock(&wcn->hal_mutex); 383 out: return ret; 384 } 385 386 static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) 387 { 388 struct wcn36xx_hal_mac_start_rsp_msg *rsp; 389 390 if (len < sizeof(*rsp)) 391 return -EIO; 392 393 rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; 394 395 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) 396 return -EIO; 397 398 memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, 399 WCN36XX_HAL_VERSION_LENGTH); 400 memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, 401 WCN36XX_HAL_VERSION_LENGTH); 402 403 /* null terminate the strings, just in case */ 404 wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 405 wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 406 407 wcn->fw_revision = rsp->start_rsp_params.version.revision; 408 wcn->fw_version = rsp->start_rsp_params.version.version; 409 wcn->fw_minor = rsp->start_rsp_params.version.minor; 410 wcn->fw_major = rsp->start_rsp_params.version.major; 411 412 if (wcn->first_boot) { 413 wcn->first_boot = false; 414 wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", 415 wcn->wlan_version, wcn->crm_version); 416 417 wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", 418 wcn->fw_major, wcn->fw_minor, 419 wcn->fw_version, wcn->fw_revision, 420 rsp->start_rsp_params.stations, 421 rsp->start_rsp_params.bssids); 422 } 423 return 0; 424 } 425 426 int wcn36xx_smd_start(struct wcn36xx *wcn) 427 { 428 struct wcn36xx_hal_mac_start_req_msg msg_body, *body; 429 int ret = 0; 430 int i; 431 size_t len; 432 433 mutex_lock(&wcn->hal_mutex); 434 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); 435 436 msg_body.params.type = DRIVER_TYPE_PRODUCTION; 437 msg_body.params.len = 0; 438 439 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 440 441 body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf; 442 len = body->header.len; 443 444 for (i = 0; i < ARRAY_SIZE(wcn36xx_cfg_vals); i++) { 445 ret = put_cfg_tlv_u32(wcn, &len, wcn36xx_cfg_vals[i].cfg_id, 446 wcn36xx_cfg_vals[i].value); 447 if (ret) 448 goto out; 449 } 450 body->header.len = len; 451 body->params.len = len - sizeof(*body); 452 453 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", 454 msg_body.params.type); 455 456 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 457 if (ret) { 458 wcn36xx_err("Sending hal_start failed\n"); 459 goto out; 460 } 461 462 ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len); 463 if (ret) { 464 wcn36xx_err("hal_start response failed err=%d\n", ret); 465 goto out; 466 } 467 468 out: 469 mutex_unlock(&wcn->hal_mutex); 470 return ret; 471 } 472 473 int wcn36xx_smd_stop(struct wcn36xx *wcn) 474 { 475 struct wcn36xx_hal_mac_stop_req_msg msg_body; 476 int ret = 0; 477 478 mutex_lock(&wcn->hal_mutex); 479 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); 480 481 msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; 482 483 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 484 485 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 486 if (ret) { 487 wcn36xx_err("Sending hal_stop failed\n"); 488 goto out; 489 } 490 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 491 if (ret) { 492 wcn36xx_err("hal_stop response failed err=%d\n", ret); 493 goto out; 494 } 495 out: 496 mutex_unlock(&wcn->hal_mutex); 497 return ret; 498 } 499 500 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode) 501 { 502 struct wcn36xx_hal_init_scan_req_msg msg_body; 503 int ret = 0; 504 505 mutex_lock(&wcn->hal_mutex); 506 INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); 507 508 msg_body.mode = mode; 509 510 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 511 512 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); 513 514 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 515 if (ret) { 516 wcn36xx_err("Sending hal_init_scan failed\n"); 517 goto out; 518 } 519 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 520 if (ret) { 521 wcn36xx_err("hal_init_scan response failed err=%d\n", ret); 522 goto out; 523 } 524 out: 525 mutex_unlock(&wcn->hal_mutex); 526 return ret; 527 } 528 529 int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) 530 { 531 struct wcn36xx_hal_start_scan_req_msg msg_body; 532 int ret = 0; 533 534 mutex_lock(&wcn->hal_mutex); 535 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); 536 537 msg_body.scan_channel = scan_channel; 538 539 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 540 541 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", 542 msg_body.scan_channel); 543 544 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 545 if (ret) { 546 wcn36xx_err("Sending hal_start_scan failed\n"); 547 goto out; 548 } 549 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 550 if (ret) { 551 wcn36xx_err("hal_start_scan response failed err=%d\n", ret); 552 goto out; 553 } 554 out: 555 mutex_unlock(&wcn->hal_mutex); 556 return ret; 557 } 558 559 int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) 560 { 561 struct wcn36xx_hal_end_scan_req_msg msg_body; 562 int ret = 0; 563 564 mutex_lock(&wcn->hal_mutex); 565 INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); 566 567 msg_body.scan_channel = scan_channel; 568 569 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 570 571 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", 572 msg_body.scan_channel); 573 574 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 575 if (ret) { 576 wcn36xx_err("Sending hal_end_scan failed\n"); 577 goto out; 578 } 579 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 580 if (ret) { 581 wcn36xx_err("hal_end_scan response failed err=%d\n", ret); 582 goto out; 583 } 584 out: 585 mutex_unlock(&wcn->hal_mutex); 586 return ret; 587 } 588 589 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, 590 enum wcn36xx_hal_sys_mode mode) 591 { 592 struct wcn36xx_hal_finish_scan_req_msg msg_body; 593 int ret = 0; 594 595 mutex_lock(&wcn->hal_mutex); 596 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); 597 598 msg_body.mode = mode; 599 600 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 601 602 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", 603 msg_body.mode); 604 605 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 606 if (ret) { 607 wcn36xx_err("Sending hal_finish_scan failed\n"); 608 goto out; 609 } 610 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 611 if (ret) { 612 wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); 613 goto out; 614 } 615 out: 616 mutex_unlock(&wcn->hal_mutex); 617 return ret; 618 } 619 620 int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif, 621 struct cfg80211_scan_request *req) 622 { 623 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 624 struct wcn36xx_hal_start_scan_offload_req_msg msg_body; 625 int ret, i; 626 627 if (req->ie_len > WCN36XX_MAX_SCAN_IE_LEN) 628 return -EINVAL; 629 630 mutex_lock(&wcn->hal_mutex); 631 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_OFFLOAD_REQ); 632 633 msg_body.scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE; 634 msg_body.min_ch_time = 30; 635 msg_body.max_ch_time = 100; 636 msg_body.scan_hidden = 1; 637 memcpy(msg_body.mac, vif->addr, ETH_ALEN); 638 msg_body.bss_type = vif_priv->bss_type; 639 msg_body.p2p_search = vif->p2p; 640 641 msg_body.num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body.ssids)); 642 for (i = 0; i < msg_body.num_ssid; i++) { 643 msg_body.ssids[i].length = min_t(u8, req->ssids[i].ssid_len, 644 sizeof(msg_body.ssids[i].ssid)); 645 memcpy(msg_body.ssids[i].ssid, req->ssids[i].ssid, 646 msg_body.ssids[i].length); 647 } 648 649 msg_body.num_channel = min_t(u8, req->n_channels, 650 sizeof(msg_body.channels)); 651 for (i = 0; i < msg_body.num_channel; i++) 652 msg_body.channels[i] = req->channels[i]->hw_value; 653 654 msg_body.header.len -= WCN36XX_MAX_SCAN_IE_LEN; 655 656 if (req->ie_len > 0) { 657 msg_body.ie_len = req->ie_len; 658 msg_body.header.len += req->ie_len; 659 memcpy(msg_body.ie, req->ie, req->ie_len); 660 } 661 662 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 663 664 wcn36xx_dbg(WCN36XX_DBG_HAL, 665 "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n", 666 msg_body.num_channel, msg_body.num_ssid, 667 msg_body.p2p_search ? "yes" : "no"); 668 669 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 670 if (ret) { 671 wcn36xx_err("Sending hal_start_scan_offload failed\n"); 672 goto out; 673 } 674 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 675 if (ret) { 676 wcn36xx_err("hal_start_scan_offload response failed err=%d\n", 677 ret); 678 goto out; 679 } 680 out: 681 mutex_unlock(&wcn->hal_mutex); 682 return ret; 683 } 684 685 int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn) 686 { 687 struct wcn36xx_hal_stop_scan_offload_req_msg msg_body; 688 int ret; 689 690 mutex_lock(&wcn->hal_mutex); 691 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ); 692 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 693 694 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n"); 695 696 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 697 if (ret) { 698 wcn36xx_err("Sending hal_stop_scan_offload failed\n"); 699 goto out; 700 } 701 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 702 if (ret) { 703 wcn36xx_err("hal_stop_scan_offload response failed err=%d\n", 704 ret); 705 goto out; 706 } 707 out: 708 mutex_unlock(&wcn->hal_mutex); 709 return ret; 710 } 711 712 static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) 713 { 714 struct wcn36xx_hal_switch_channel_rsp_msg *rsp; 715 int ret = 0; 716 717 ret = wcn36xx_smd_rsp_status_check(buf, len); 718 if (ret) 719 return ret; 720 rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; 721 wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", 722 rsp->channel_number, rsp->status); 723 return ret; 724 } 725 726 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, 727 struct ieee80211_vif *vif, int ch) 728 { 729 struct wcn36xx_hal_switch_channel_req_msg msg_body; 730 int ret = 0; 731 732 mutex_lock(&wcn->hal_mutex); 733 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); 734 735 msg_body.channel_number = (u8)ch; 736 msg_body.tx_mgmt_power = 0xbf; 737 msg_body.max_tx_power = 0xbf; 738 memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN); 739 740 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 741 742 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 743 if (ret) { 744 wcn36xx_err("Sending hal_switch_channel failed\n"); 745 goto out; 746 } 747 ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len); 748 if (ret) { 749 wcn36xx_err("hal_switch_channel response failed err=%d\n", ret); 750 goto out; 751 } 752 out: 753 mutex_unlock(&wcn->hal_mutex); 754 return ret; 755 } 756 757 static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) 758 { 759 struct wcn36xx_hal_update_scan_params_resp *rsp; 760 761 rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; 762 763 /* Remove the PNO version bit */ 764 rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); 765 766 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { 767 wcn36xx_warn("error response from update scan\n"); 768 return rsp->status; 769 } 770 771 return 0; 772 } 773 774 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, 775 u8 *channels, size_t channel_count) 776 { 777 struct wcn36xx_hal_update_scan_params_req_ex msg_body; 778 int ret = 0; 779 780 mutex_lock(&wcn->hal_mutex); 781 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); 782 783 msg_body.dot11d_enabled = false; 784 msg_body.dot11d_resolved = true; 785 786 msg_body.channel_count = channel_count; 787 memcpy(msg_body.channels, channels, channel_count); 788 msg_body.active_min_ch_time = 60; 789 msg_body.active_max_ch_time = 120; 790 msg_body.passive_min_ch_time = 60; 791 msg_body.passive_max_ch_time = 110; 792 msg_body.state = PHY_SINGLE_CHANNEL_CENTERED; 793 794 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 795 796 wcn36xx_dbg(WCN36XX_DBG_HAL, 797 "hal update scan params channel_count %d\n", 798 msg_body.channel_count); 799 800 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 801 if (ret) { 802 wcn36xx_err("Sending hal_update_scan_params failed\n"); 803 goto out; 804 } 805 ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf, 806 wcn->hal_rsp_len); 807 if (ret) { 808 wcn36xx_err("hal_update_scan_params response failed err=%d\n", 809 ret); 810 goto out; 811 } 812 out: 813 mutex_unlock(&wcn->hal_mutex); 814 return ret; 815 } 816 817 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, 818 struct ieee80211_vif *vif, 819 void *buf, 820 size_t len) 821 { 822 struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; 823 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 824 825 if (len < sizeof(*rsp)) 826 return -EINVAL; 827 828 rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; 829 830 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 831 wcn36xx_warn("hal add sta self failure: %d\n", 832 rsp->status); 833 return rsp->status; 834 } 835 836 wcn36xx_dbg(WCN36XX_DBG_HAL, 837 "hal add sta self status %d self_sta_index %d dpu_index %d\n", 838 rsp->status, rsp->self_sta_index, rsp->dpu_index); 839 840 vif_priv->self_sta_index = rsp->self_sta_index; 841 vif_priv->self_dpu_desc_index = rsp->dpu_index; 842 843 return 0; 844 } 845 846 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif) 847 { 848 struct wcn36xx_hal_add_sta_self_req msg_body; 849 int ret = 0; 850 851 mutex_lock(&wcn->hal_mutex); 852 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); 853 854 memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN); 855 856 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 857 858 wcn36xx_dbg(WCN36XX_DBG_HAL, 859 "hal add sta self self_addr %pM status %d\n", 860 msg_body.self_addr, msg_body.status); 861 862 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 863 if (ret) { 864 wcn36xx_err("Sending hal_add_sta_self failed\n"); 865 goto out; 866 } 867 ret = wcn36xx_smd_add_sta_self_rsp(wcn, 868 vif, 869 wcn->hal_buf, 870 wcn->hal_rsp_len); 871 if (ret) { 872 wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret); 873 goto out; 874 } 875 out: 876 mutex_unlock(&wcn->hal_mutex); 877 return ret; 878 } 879 880 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) 881 { 882 struct wcn36xx_hal_del_sta_self_req_msg msg_body; 883 int ret = 0; 884 885 mutex_lock(&wcn->hal_mutex); 886 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); 887 888 memcpy(&msg_body.self_addr, addr, ETH_ALEN); 889 890 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 891 892 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 893 if (ret) { 894 wcn36xx_err("Sending hal_delete_sta_self failed\n"); 895 goto out; 896 } 897 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 898 if (ret) { 899 wcn36xx_err("hal_delete_sta_self response failed err=%d\n", 900 ret); 901 goto out; 902 } 903 out: 904 mutex_unlock(&wcn->hal_mutex); 905 return ret; 906 } 907 908 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) 909 { 910 struct wcn36xx_hal_delete_sta_req_msg msg_body; 911 int ret = 0; 912 913 mutex_lock(&wcn->hal_mutex); 914 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); 915 916 msg_body.sta_index = sta_index; 917 918 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 919 920 wcn36xx_dbg(WCN36XX_DBG_HAL, 921 "hal delete sta sta_index %d\n", 922 msg_body.sta_index); 923 924 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 925 if (ret) { 926 wcn36xx_err("Sending hal_delete_sta failed\n"); 927 goto out; 928 } 929 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 930 if (ret) { 931 wcn36xx_err("hal_delete_sta response failed err=%d\n", ret); 932 goto out; 933 } 934 out: 935 mutex_unlock(&wcn->hal_mutex); 936 return ret; 937 } 938 939 static int wcn36xx_smd_join_rsp(void *buf, size_t len) 940 { 941 struct wcn36xx_hal_join_rsp_msg *rsp; 942 943 if (wcn36xx_smd_rsp_status_check(buf, len)) 944 return -EIO; 945 946 rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; 947 948 wcn36xx_dbg(WCN36XX_DBG_HAL, 949 "hal rsp join status %d tx_mgmt_power %d\n", 950 rsp->status, rsp->tx_mgmt_power); 951 952 return 0; 953 } 954 955 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) 956 { 957 struct wcn36xx_hal_join_req_msg msg_body; 958 int ret = 0; 959 960 mutex_lock(&wcn->hal_mutex); 961 INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); 962 963 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 964 memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); 965 msg_body.channel = ch; 966 967 if (conf_is_ht40_minus(&wcn->hw->conf)) 968 msg_body.secondary_channel_offset = 969 PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; 970 else if (conf_is_ht40_plus(&wcn->hw->conf)) 971 msg_body.secondary_channel_offset = 972 PHY_DOUBLE_CHANNEL_LOW_PRIMARY; 973 else 974 msg_body.secondary_channel_offset = 975 PHY_SINGLE_CHANNEL_CENTERED; 976 977 msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; 978 979 msg_body.max_tx_power = 0xbf; 980 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 981 982 wcn36xx_dbg(WCN36XX_DBG_HAL, 983 "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", 984 msg_body.bssid, msg_body.self_sta_mac_addr, 985 msg_body.channel, msg_body.link_state); 986 987 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 988 if (ret) { 989 wcn36xx_err("Sending hal_join failed\n"); 990 goto out; 991 } 992 ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len); 993 if (ret) { 994 wcn36xx_err("hal_join response failed err=%d\n", ret); 995 goto out; 996 } 997 out: 998 mutex_unlock(&wcn->hal_mutex); 999 return ret; 1000 } 1001 1002 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, 1003 const u8 *sta_mac, 1004 enum wcn36xx_hal_link_state state) 1005 { 1006 struct wcn36xx_hal_set_link_state_req_msg msg_body; 1007 int ret = 0; 1008 1009 mutex_lock(&wcn->hal_mutex); 1010 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); 1011 1012 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 1013 memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); 1014 msg_body.state = state; 1015 1016 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1017 1018 wcn36xx_dbg(WCN36XX_DBG_HAL, 1019 "hal set link state bssid %pM self_mac_addr %pM state %d\n", 1020 msg_body.bssid, msg_body.self_mac_addr, msg_body.state); 1021 1022 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1023 if (ret) { 1024 wcn36xx_err("Sending hal_set_link_st failed\n"); 1025 goto out; 1026 } 1027 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1028 if (ret) { 1029 wcn36xx_err("hal_set_link_st response failed err=%d\n", ret); 1030 goto out; 1031 } 1032 out: 1033 mutex_unlock(&wcn->hal_mutex); 1034 return ret; 1035 } 1036 1037 static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, 1038 const struct wcn36xx_hal_config_sta_params *orig, 1039 struct wcn36xx_hal_config_sta_params_v1 *v1) 1040 { 1041 /* convert orig to v1 format */ 1042 memcpy(&v1->bssid, orig->bssid, ETH_ALEN); 1043 memcpy(&v1->mac, orig->mac, ETH_ALEN); 1044 v1->aid = orig->aid; 1045 v1->type = orig->type; 1046 v1->short_preamble_supported = orig->short_preamble_supported; 1047 v1->listen_interval = orig->listen_interval; 1048 v1->wmm_enabled = orig->wmm_enabled; 1049 v1->ht_capable = orig->ht_capable; 1050 v1->tx_channel_width_set = orig->tx_channel_width_set; 1051 v1->rifs_mode = orig->rifs_mode; 1052 v1->lsig_txop_protection = orig->lsig_txop_protection; 1053 v1->max_ampdu_size = orig->max_ampdu_size; 1054 v1->max_ampdu_density = orig->max_ampdu_density; 1055 v1->sgi_40mhz = orig->sgi_40mhz; 1056 v1->sgi_20Mhz = orig->sgi_20Mhz; 1057 v1->rmf = orig->rmf; 1058 v1->encrypt_type = orig->encrypt_type; 1059 v1->action = orig->action; 1060 v1->uapsd = orig->uapsd; 1061 v1->max_sp_len = orig->max_sp_len; 1062 v1->green_field_capable = orig->green_field_capable; 1063 v1->mimo_ps = orig->mimo_ps; 1064 v1->delayed_ba_support = orig->delayed_ba_support; 1065 v1->max_ampdu_duration = orig->max_ampdu_duration; 1066 v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz; 1067 memcpy(&v1->supported_rates, &orig->supported_rates, 1068 sizeof(orig->supported_rates)); 1069 v1->sta_index = orig->sta_index; 1070 v1->bssid_index = orig->bssid_index; 1071 v1->p2p = orig->p2p; 1072 } 1073 1074 static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, 1075 struct ieee80211_sta *sta, 1076 void *buf, 1077 size_t len) 1078 { 1079 struct wcn36xx_hal_config_sta_rsp_msg *rsp; 1080 struct config_sta_rsp_params *params; 1081 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1082 1083 if (len < sizeof(*rsp)) 1084 return -EINVAL; 1085 1086 rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; 1087 params = &rsp->params; 1088 1089 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1090 wcn36xx_warn("hal config sta response failure: %d\n", 1091 params->status); 1092 return -EIO; 1093 } 1094 1095 sta_priv->sta_index = params->sta_index; 1096 sta_priv->dpu_desc_index = params->dpu_index; 1097 sta_priv->ucast_dpu_sign = params->uc_ucast_sig; 1098 1099 wcn36xx_dbg(WCN36XX_DBG_HAL, 1100 "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n", 1101 params->status, params->sta_index, params->bssid_index, 1102 params->uc_ucast_sig, params->p2p); 1103 1104 return 0; 1105 } 1106 1107 static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, 1108 const struct wcn36xx_hal_config_sta_req_msg *orig) 1109 { 1110 struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; 1111 struct wcn36xx_hal_config_sta_params_v1 *sta = &msg_body.sta_params; 1112 1113 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); 1114 1115 wcn36xx_smd_convert_sta_to_v1(wcn, &orig->sta_params, 1116 &msg_body.sta_params); 1117 1118 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1119 1120 wcn36xx_dbg(WCN36XX_DBG_HAL, 1121 "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1122 sta->action, sta->sta_index, sta->bssid_index, 1123 sta->bssid, sta->type, sta->mac, sta->aid); 1124 1125 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1126 } 1127 1128 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1129 struct ieee80211_sta *sta) 1130 { 1131 struct wcn36xx_hal_config_sta_req_msg msg; 1132 struct wcn36xx_hal_config_sta_params *sta_params; 1133 int ret = 0; 1134 1135 mutex_lock(&wcn->hal_mutex); 1136 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); 1137 1138 sta_params = &msg.sta_params; 1139 1140 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1141 1142 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 1143 ret = wcn36xx_smd_config_sta_v1(wcn, &msg); 1144 } else { 1145 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1146 1147 wcn36xx_dbg(WCN36XX_DBG_HAL, 1148 "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1149 sta_params->action, sta_params->sta_index, 1150 sta_params->bssid_index, sta_params->bssid, 1151 sta_params->type, sta_params->mac, sta_params->aid); 1152 1153 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1154 } 1155 if (ret) { 1156 wcn36xx_err("Sending hal_config_sta failed\n"); 1157 goto out; 1158 } 1159 ret = wcn36xx_smd_config_sta_rsp(wcn, 1160 sta, 1161 wcn->hal_buf, 1162 wcn->hal_rsp_len); 1163 if (ret) { 1164 wcn36xx_err("hal_config_sta response failed err=%d\n", ret); 1165 goto out; 1166 } 1167 out: 1168 mutex_unlock(&wcn->hal_mutex); 1169 return ret; 1170 } 1171 1172 static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, 1173 const struct wcn36xx_hal_config_bss_req_msg *orig) 1174 { 1175 struct wcn36xx_hal_config_bss_req_msg_v1 msg_body; 1176 struct wcn36xx_hal_config_bss_params_v1 *bss = &msg_body.bss_params; 1177 struct wcn36xx_hal_config_sta_params_v1 *sta = &bss->sta; 1178 1179 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_BSS_REQ); 1180 1181 /* convert orig to v1 */ 1182 memcpy(&msg_body.bss_params.bssid, 1183 &orig->bss_params.bssid, ETH_ALEN); 1184 memcpy(&msg_body.bss_params.self_mac_addr, 1185 &orig->bss_params.self_mac_addr, ETH_ALEN); 1186 1187 msg_body.bss_params.bss_type = orig->bss_params.bss_type; 1188 msg_body.bss_params.oper_mode = orig->bss_params.oper_mode; 1189 msg_body.bss_params.nw_type = orig->bss_params.nw_type; 1190 1191 msg_body.bss_params.short_slot_time_supported = 1192 orig->bss_params.short_slot_time_supported; 1193 msg_body.bss_params.lla_coexist = orig->bss_params.lla_coexist; 1194 msg_body.bss_params.llb_coexist = orig->bss_params.llb_coexist; 1195 msg_body.bss_params.llg_coexist = orig->bss_params.llg_coexist; 1196 msg_body.bss_params.ht20_coexist = orig->bss_params.ht20_coexist; 1197 msg_body.bss_params.lln_non_gf_coexist = 1198 orig->bss_params.lln_non_gf_coexist; 1199 1200 msg_body.bss_params.lsig_tx_op_protection_full_support = 1201 orig->bss_params.lsig_tx_op_protection_full_support; 1202 msg_body.bss_params.rifs_mode = orig->bss_params.rifs_mode; 1203 msg_body.bss_params.beacon_interval = orig->bss_params.beacon_interval; 1204 msg_body.bss_params.dtim_period = orig->bss_params.dtim_period; 1205 msg_body.bss_params.tx_channel_width_set = 1206 orig->bss_params.tx_channel_width_set; 1207 msg_body.bss_params.oper_channel = orig->bss_params.oper_channel; 1208 msg_body.bss_params.ext_channel = orig->bss_params.ext_channel; 1209 1210 msg_body.bss_params.reserved = orig->bss_params.reserved; 1211 1212 memcpy(&msg_body.bss_params.ssid, 1213 &orig->bss_params.ssid, 1214 sizeof(orig->bss_params.ssid)); 1215 1216 msg_body.bss_params.action = orig->bss_params.action; 1217 msg_body.bss_params.rateset = orig->bss_params.rateset; 1218 msg_body.bss_params.ht = orig->bss_params.ht; 1219 msg_body.bss_params.obss_prot_enabled = 1220 orig->bss_params.obss_prot_enabled; 1221 msg_body.bss_params.rmf = orig->bss_params.rmf; 1222 msg_body.bss_params.ht_oper_mode = orig->bss_params.ht_oper_mode; 1223 msg_body.bss_params.dual_cts_protection = 1224 orig->bss_params.dual_cts_protection; 1225 1226 msg_body.bss_params.max_probe_resp_retry_limit = 1227 orig->bss_params.max_probe_resp_retry_limit; 1228 msg_body.bss_params.hidden_ssid = orig->bss_params.hidden_ssid; 1229 msg_body.bss_params.proxy_probe_resp = 1230 orig->bss_params.proxy_probe_resp; 1231 msg_body.bss_params.edca_params_valid = 1232 orig->bss_params.edca_params_valid; 1233 1234 memcpy(&msg_body.bss_params.acbe, 1235 &orig->bss_params.acbe, 1236 sizeof(orig->bss_params.acbe)); 1237 memcpy(&msg_body.bss_params.acbk, 1238 &orig->bss_params.acbk, 1239 sizeof(orig->bss_params.acbk)); 1240 memcpy(&msg_body.bss_params.acvi, 1241 &orig->bss_params.acvi, 1242 sizeof(orig->bss_params.acvi)); 1243 memcpy(&msg_body.bss_params.acvo, 1244 &orig->bss_params.acvo, 1245 sizeof(orig->bss_params.acvo)); 1246 1247 msg_body.bss_params.ext_set_sta_key_param_valid = 1248 orig->bss_params.ext_set_sta_key_param_valid; 1249 1250 memcpy(&msg_body.bss_params.ext_set_sta_key_param, 1251 &orig->bss_params.ext_set_sta_key_param, 1252 sizeof(orig->bss_params.acvo)); 1253 1254 msg_body.bss_params.wcn36xx_hal_persona = 1255 orig->bss_params.wcn36xx_hal_persona; 1256 msg_body.bss_params.spectrum_mgt_enable = 1257 orig->bss_params.spectrum_mgt_enable; 1258 msg_body.bss_params.tx_mgmt_power = orig->bss_params.tx_mgmt_power; 1259 msg_body.bss_params.max_tx_power = orig->bss_params.max_tx_power; 1260 1261 wcn36xx_smd_convert_sta_to_v1(wcn, &orig->bss_params.sta, 1262 &msg_body.bss_params.sta); 1263 1264 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1265 1266 wcn36xx_dbg(WCN36XX_DBG_HAL, 1267 "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1268 bss->bssid, bss->self_mac_addr, bss->bss_type, 1269 bss->oper_mode, bss->nw_type); 1270 1271 wcn36xx_dbg(WCN36XX_DBG_HAL, 1272 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1273 sta->bssid, sta->action, sta->sta_index, 1274 sta->bssid_index, sta->aid, sta->type, sta->mac); 1275 1276 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1277 } 1278 1279 1280 static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, 1281 struct ieee80211_vif *vif, 1282 struct ieee80211_sta *sta, 1283 void *buf, 1284 size_t len) 1285 { 1286 struct wcn36xx_hal_config_bss_rsp_msg *rsp; 1287 struct wcn36xx_hal_config_bss_rsp_params *params; 1288 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1289 1290 if (len < sizeof(*rsp)) 1291 return -EINVAL; 1292 1293 rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; 1294 params = &rsp->bss_rsp_params; 1295 1296 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1297 wcn36xx_warn("hal config bss response failure: %d\n", 1298 params->status); 1299 return -EIO; 1300 } 1301 1302 wcn36xx_dbg(WCN36XX_DBG_HAL, 1303 "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" 1304 " sta_idx %d self_idx %d bcast_idx %d mac %pM" 1305 " power %d ucast_dpu_signature %d\n", 1306 params->status, params->bss_index, params->dpu_desc_index, 1307 params->bss_sta_index, params->bss_self_sta_index, 1308 params->bss_bcast_sta_idx, params->mac, 1309 params->tx_mgmt_power, params->ucast_dpu_signature); 1310 1311 vif_priv->bss_index = params->bss_index; 1312 1313 if (sta) { 1314 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1315 sta_priv->bss_sta_index = params->bss_sta_index; 1316 sta_priv->bss_dpu_desc_index = params->dpu_desc_index; 1317 } 1318 1319 vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature; 1320 1321 return 0; 1322 } 1323 1324 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1325 struct ieee80211_sta *sta, const u8 *bssid, 1326 bool update) 1327 { 1328 struct wcn36xx_hal_config_bss_req_msg msg; 1329 struct wcn36xx_hal_config_bss_params *bss; 1330 struct wcn36xx_hal_config_sta_params *sta_params; 1331 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1332 int ret = 0; 1333 1334 mutex_lock(&wcn->hal_mutex); 1335 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_BSS_REQ); 1336 1337 bss = &msg.bss_params; 1338 sta_params = &bss->sta; 1339 1340 WARN_ON(is_zero_ether_addr(bssid)); 1341 1342 memcpy(&bss->bssid, bssid, ETH_ALEN); 1343 1344 memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN); 1345 1346 if (vif->type == NL80211_IFTYPE_STATION) { 1347 bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; 1348 1349 /* STA */ 1350 bss->oper_mode = 1; 1351 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; 1352 } else if (vif->type == NL80211_IFTYPE_AP || 1353 vif->type == NL80211_IFTYPE_MESH_POINT) { 1354 bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; 1355 1356 /* AP */ 1357 bss->oper_mode = 0; 1358 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; 1359 } else if (vif->type == NL80211_IFTYPE_ADHOC) { 1360 bss->bss_type = WCN36XX_HAL_IBSS_MODE; 1361 1362 /* STA */ 1363 bss->oper_mode = 1; 1364 } else { 1365 wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); 1366 } 1367 1368 if (vif->type == NL80211_IFTYPE_STATION) 1369 wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); 1370 else 1371 bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; 1372 1373 bss->short_slot_time_supported = vif->bss_conf.use_short_slot; 1374 bss->lla_coexist = 0; 1375 bss->llb_coexist = 0; 1376 bss->llg_coexist = 0; 1377 bss->rifs_mode = 0; 1378 bss->beacon_interval = vif->bss_conf.beacon_int; 1379 bss->dtim_period = vif_priv->dtim_period; 1380 1381 wcn36xx_smd_set_bss_ht_params(vif, sta, bss); 1382 1383 bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); 1384 1385 if (conf_is_ht40_minus(&wcn->hw->conf)) 1386 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; 1387 else if (conf_is_ht40_plus(&wcn->hw->conf)) 1388 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; 1389 else 1390 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; 1391 1392 bss->reserved = 0; 1393 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1394 1395 /* wcn->ssid is only valid in AP and IBSS mode */ 1396 bss->ssid.length = vif_priv->ssid.length; 1397 memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length); 1398 1399 bss->obss_prot_enabled = 0; 1400 bss->rmf = 0; 1401 bss->max_probe_resp_retry_limit = 0; 1402 bss->hidden_ssid = vif->bss_conf.hidden_ssid; 1403 bss->proxy_probe_resp = 0; 1404 bss->edca_params_valid = 0; 1405 1406 /* FIXME: set acbe, acbk, acvi and acvo */ 1407 1408 bss->ext_set_sta_key_param_valid = 0; 1409 1410 /* FIXME: set ext_set_sta_key_param */ 1411 1412 bss->spectrum_mgt_enable = 0; 1413 bss->tx_mgmt_power = 0; 1414 bss->max_tx_power = WCN36XX_MAX_POWER(wcn); 1415 bss->action = update; 1416 1417 vif_priv->bss_type = bss->bss_type; 1418 1419 wcn36xx_dbg(WCN36XX_DBG_HAL, 1420 "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1421 bss->bssid, bss->self_mac_addr, bss->bss_type, 1422 bss->oper_mode, bss->nw_type); 1423 1424 wcn36xx_dbg(WCN36XX_DBG_HAL, 1425 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1426 sta_params->bssid, sta_params->action, 1427 sta_params->sta_index, sta_params->bssid_index, 1428 sta_params->aid, sta_params->type, 1429 sta_params->mac); 1430 1431 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 1432 ret = wcn36xx_smd_config_bss_v1(wcn, &msg); 1433 } else { 1434 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1435 1436 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1437 } 1438 if (ret) { 1439 wcn36xx_err("Sending hal_config_bss failed\n"); 1440 goto out; 1441 } 1442 ret = wcn36xx_smd_config_bss_rsp(wcn, 1443 vif, 1444 sta, 1445 wcn->hal_buf, 1446 wcn->hal_rsp_len); 1447 if (ret) { 1448 wcn36xx_err("hal_config_bss response failed err=%d\n", ret); 1449 goto out; 1450 } 1451 out: 1452 mutex_unlock(&wcn->hal_mutex); 1453 return ret; 1454 } 1455 1456 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1457 { 1458 struct wcn36xx_hal_delete_bss_req_msg msg_body; 1459 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1460 int ret = 0; 1461 1462 mutex_lock(&wcn->hal_mutex); 1463 1464 if (vif_priv->bss_index == WCN36XX_HAL_BSS_INVALID_IDX) 1465 goto out; 1466 1467 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); 1468 1469 msg_body.bss_index = vif_priv->bss_index; 1470 1471 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1472 1473 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); 1474 1475 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1476 if (ret) { 1477 wcn36xx_err("Sending hal_delete_bss failed\n"); 1478 goto out; 1479 } 1480 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1481 if (ret) { 1482 wcn36xx_err("hal_delete_bss response failed err=%d\n", ret); 1483 goto out; 1484 } 1485 1486 vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; 1487 out: 1488 mutex_unlock(&wcn->hal_mutex); 1489 return ret; 1490 } 1491 1492 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1493 struct sk_buff *skb_beacon, u16 tim_off, 1494 u16 p2p_off) 1495 { 1496 struct wcn36xx_hal_send_beacon_req_msg msg_body; 1497 int ret = 0, pad, pvm_len; 1498 1499 mutex_lock(&wcn->hal_mutex); 1500 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); 1501 1502 pvm_len = skb_beacon->data[tim_off + 1] - 3; 1503 pad = TIM_MIN_PVM_SIZE - pvm_len; 1504 1505 /* Padding is irrelevant to mesh mode since tim_off is always 0. */ 1506 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1507 pad = 0; 1508 1509 msg_body.beacon_length = skb_beacon->len + pad; 1510 /* TODO need to find out why + 6 is needed */ 1511 msg_body.beacon_length6 = msg_body.beacon_length + 6; 1512 1513 if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) { 1514 wcn36xx_err("Beacon is to big: beacon size=%d\n", 1515 msg_body.beacon_length); 1516 ret = -ENOMEM; 1517 goto out; 1518 } 1519 memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len); 1520 memcpy(msg_body.bssid, vif->addr, ETH_ALEN); 1521 1522 if (pad > 0) { 1523 /* 1524 * The wcn36xx FW has a fixed size for the PVM in the TIM. If 1525 * given the beacon template from mac80211 with a PVM shorter 1526 * than the FW expectes it will overwrite the data after the 1527 * TIM. 1528 */ 1529 wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n", 1530 pad, pvm_len); 1531 memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad], 1532 &msg_body.beacon[tim_off + 5 + pvm_len], 1533 skb_beacon->len - (tim_off + 5 + pvm_len)); 1534 memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad); 1535 msg_body.beacon[tim_off + 1] += pad; 1536 } 1537 1538 /* TODO need to find out why this is needed? */ 1539 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1540 /* mesh beacon don't need this, so push further down */ 1541 msg_body.tim_ie_offset = 256; 1542 else 1543 msg_body.tim_ie_offset = tim_off+4; 1544 msg_body.p2p_ie_offset = p2p_off; 1545 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1546 1547 wcn36xx_dbg(WCN36XX_DBG_HAL, 1548 "hal send beacon beacon_length %d\n", 1549 msg_body.beacon_length); 1550 1551 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1552 if (ret) { 1553 wcn36xx_err("Sending hal_send_beacon failed\n"); 1554 goto out; 1555 } 1556 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1557 if (ret) { 1558 wcn36xx_err("hal_send_beacon response failed err=%d\n", ret); 1559 goto out; 1560 } 1561 out: 1562 mutex_unlock(&wcn->hal_mutex); 1563 return ret; 1564 } 1565 1566 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, 1567 struct ieee80211_vif *vif, 1568 struct sk_buff *skb) 1569 { 1570 struct wcn36xx_hal_send_probe_resp_req_msg msg; 1571 int ret = 0; 1572 1573 mutex_lock(&wcn->hal_mutex); 1574 INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); 1575 1576 if (skb->len > BEACON_TEMPLATE_SIZE) { 1577 wcn36xx_warn("probe response template is too big: %d\n", 1578 skb->len); 1579 ret = -E2BIG; 1580 goto out; 1581 } 1582 1583 msg.probe_resp_template_len = skb->len; 1584 memcpy(&msg.probe_resp_template, skb->data, skb->len); 1585 1586 memcpy(msg.bssid, vif->addr, ETH_ALEN); 1587 1588 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1589 1590 wcn36xx_dbg(WCN36XX_DBG_HAL, 1591 "hal update probe rsp len %d bssid %pM\n", 1592 msg.probe_resp_template_len, msg.bssid); 1593 1594 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1595 if (ret) { 1596 wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n"); 1597 goto out; 1598 } 1599 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1600 if (ret) { 1601 wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n", 1602 ret); 1603 goto out; 1604 } 1605 out: 1606 mutex_unlock(&wcn->hal_mutex); 1607 return ret; 1608 } 1609 1610 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, 1611 enum ani_ed_type enc_type, 1612 u8 keyidx, 1613 u8 keylen, 1614 u8 *key, 1615 u8 sta_index) 1616 { 1617 struct wcn36xx_hal_set_sta_key_req_msg msg_body; 1618 int ret = 0; 1619 1620 mutex_lock(&wcn->hal_mutex); 1621 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); 1622 1623 msg_body.set_sta_key_params.sta_index = sta_index; 1624 msg_body.set_sta_key_params.enc_type = enc_type; 1625 1626 msg_body.set_sta_key_params.key[0].id = keyidx; 1627 msg_body.set_sta_key_params.key[0].unicast = 1; 1628 msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; 1629 msg_body.set_sta_key_params.key[0].pae_role = 0; 1630 msg_body.set_sta_key_params.key[0].length = keylen; 1631 memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); 1632 msg_body.set_sta_key_params.single_tid_rc = 1; 1633 1634 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1635 1636 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1637 if (ret) { 1638 wcn36xx_err("Sending hal_set_stakey failed\n"); 1639 goto out; 1640 } 1641 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1642 if (ret) { 1643 wcn36xx_err("hal_set_stakey response failed err=%d\n", ret); 1644 goto out; 1645 } 1646 out: 1647 mutex_unlock(&wcn->hal_mutex); 1648 return ret; 1649 } 1650 1651 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, 1652 enum ani_ed_type enc_type, 1653 u8 bssidx, 1654 u8 keyidx, 1655 u8 keylen, 1656 u8 *key) 1657 { 1658 struct wcn36xx_hal_set_bss_key_req_msg msg_body; 1659 int ret = 0; 1660 1661 mutex_lock(&wcn->hal_mutex); 1662 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); 1663 msg_body.bss_idx = bssidx; 1664 msg_body.enc_type = enc_type; 1665 msg_body.num_keys = 1; 1666 msg_body.keys[0].id = keyidx; 1667 msg_body.keys[0].unicast = 0; 1668 msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; 1669 msg_body.keys[0].pae_role = 0; 1670 msg_body.keys[0].length = keylen; 1671 memcpy(msg_body.keys[0].key, key, keylen); 1672 1673 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1674 1675 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1676 if (ret) { 1677 wcn36xx_err("Sending hal_set_bsskey failed\n"); 1678 goto out; 1679 } 1680 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1681 if (ret) { 1682 wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret); 1683 goto out; 1684 } 1685 out: 1686 mutex_unlock(&wcn->hal_mutex); 1687 return ret; 1688 } 1689 1690 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, 1691 enum ani_ed_type enc_type, 1692 u8 keyidx, 1693 u8 sta_index) 1694 { 1695 struct wcn36xx_hal_remove_sta_key_req_msg msg_body; 1696 int ret = 0; 1697 1698 mutex_lock(&wcn->hal_mutex); 1699 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); 1700 1701 msg_body.sta_idx = sta_index; 1702 msg_body.enc_type = enc_type; 1703 msg_body.key_id = keyidx; 1704 1705 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1706 1707 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1708 if (ret) { 1709 wcn36xx_err("Sending hal_remove_stakey failed\n"); 1710 goto out; 1711 } 1712 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1713 if (ret) { 1714 wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret); 1715 goto out; 1716 } 1717 out: 1718 mutex_unlock(&wcn->hal_mutex); 1719 return ret; 1720 } 1721 1722 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, 1723 enum ani_ed_type enc_type, 1724 u8 bssidx, 1725 u8 keyidx) 1726 { 1727 struct wcn36xx_hal_remove_bss_key_req_msg msg_body; 1728 int ret = 0; 1729 1730 mutex_lock(&wcn->hal_mutex); 1731 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); 1732 msg_body.bss_idx = bssidx; 1733 msg_body.enc_type = enc_type; 1734 msg_body.key_id = keyidx; 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_remove_bsskey failed\n"); 1741 goto out; 1742 } 1743 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1744 if (ret) { 1745 wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret); 1746 goto out; 1747 } 1748 out: 1749 mutex_unlock(&wcn->hal_mutex); 1750 return ret; 1751 } 1752 1753 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1754 { 1755 struct wcn36xx_hal_enter_bmps_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_ENTER_BMPS_REQ); 1761 1762 msg_body.bss_index = vif_priv->bss_index; 1763 msg_body.tbtt = vif->bss_conf.sync_tsf; 1764 msg_body.dtim_period = vif_priv->dtim_period; 1765 1766 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1767 1768 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1769 if (ret) { 1770 wcn36xx_err("Sending hal_enter_bmps failed\n"); 1771 goto out; 1772 } 1773 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1774 if (ret) { 1775 wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret); 1776 goto out; 1777 } 1778 out: 1779 mutex_unlock(&wcn->hal_mutex); 1780 return ret; 1781 } 1782 1783 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1784 { 1785 struct wcn36xx_hal_exit_bmps_req_msg msg_body; 1786 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1787 int ret = 0; 1788 1789 mutex_lock(&wcn->hal_mutex); 1790 INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); 1791 1792 msg_body.bss_index = vif_priv->bss_index; 1793 1794 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1795 1796 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1797 if (ret) { 1798 wcn36xx_err("Sending hal_exit_bmps failed\n"); 1799 goto out; 1800 } 1801 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1802 if (ret) { 1803 wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret); 1804 goto out; 1805 } 1806 out: 1807 mutex_unlock(&wcn->hal_mutex); 1808 return ret; 1809 } 1810 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim) 1811 { 1812 struct wcn36xx_hal_set_power_params_req_msg msg_body; 1813 int ret = 0; 1814 1815 mutex_lock(&wcn->hal_mutex); 1816 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ); 1817 1818 /* 1819 * When host is down ignore every second dtim 1820 */ 1821 if (ignore_dtim) { 1822 msg_body.ignore_dtim = 1; 1823 msg_body.dtim_period = 2; 1824 } 1825 msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 1826 1827 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1828 1829 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1830 if (ret) { 1831 wcn36xx_err("Sending hal_set_power_params failed\n"); 1832 goto out; 1833 } 1834 1835 out: 1836 mutex_unlock(&wcn->hal_mutex); 1837 return ret; 1838 } 1839 /* Notice: This function should be called after associated, or else it 1840 * will be invalid 1841 */ 1842 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, 1843 struct ieee80211_vif *vif, 1844 int packet_type) 1845 { 1846 struct wcn36xx_hal_keep_alive_req_msg msg_body; 1847 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1848 int ret = 0; 1849 1850 mutex_lock(&wcn->hal_mutex); 1851 INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); 1852 1853 if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { 1854 msg_body.bss_index = vif_priv->bss_index; 1855 msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; 1856 msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; 1857 } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { 1858 /* TODO: it also support ARP response type */ 1859 } else { 1860 wcn36xx_warn("unknown keep alive packet type %d\n", packet_type); 1861 ret = -EINVAL; 1862 goto out; 1863 } 1864 1865 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1866 1867 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1868 if (ret) { 1869 wcn36xx_err("Sending hal_keep_alive failed\n"); 1870 goto out; 1871 } 1872 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1873 if (ret) { 1874 wcn36xx_err("hal_keep_alive response failed err=%d\n", ret); 1875 goto out; 1876 } 1877 out: 1878 mutex_unlock(&wcn->hal_mutex); 1879 return ret; 1880 } 1881 1882 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, 1883 u32 arg3, u32 arg4, u32 arg5) 1884 { 1885 struct wcn36xx_hal_dump_cmd_req_msg msg_body; 1886 int ret = 0; 1887 1888 mutex_lock(&wcn->hal_mutex); 1889 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); 1890 1891 msg_body.arg1 = arg1; 1892 msg_body.arg2 = arg2; 1893 msg_body.arg3 = arg3; 1894 msg_body.arg4 = arg4; 1895 msg_body.arg5 = arg5; 1896 1897 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1898 1899 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1900 if (ret) { 1901 wcn36xx_err("Sending hal_dump_cmd failed\n"); 1902 goto out; 1903 } 1904 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1905 if (ret) { 1906 wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret); 1907 goto out; 1908 } 1909 out: 1910 mutex_unlock(&wcn->hal_mutex); 1911 return ret; 1912 } 1913 1914 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 1915 { 1916 int arr_idx, bit_idx; 1917 1918 if (cap < 0 || cap > 127) { 1919 wcn36xx_warn("error cap idx %d\n", cap); 1920 return; 1921 } 1922 1923 arr_idx = cap / 32; 1924 bit_idx = cap % 32; 1925 bitmap[arr_idx] |= (1 << bit_idx); 1926 } 1927 1928 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 1929 { 1930 int arr_idx, bit_idx; 1931 int ret = 0; 1932 1933 if (cap < 0 || cap > 127) { 1934 wcn36xx_warn("error cap idx %d\n", cap); 1935 return -EINVAL; 1936 } 1937 1938 arr_idx = cap / 32; 1939 bit_idx = cap % 32; 1940 ret = (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; 1941 return ret; 1942 } 1943 1944 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 1945 { 1946 int arr_idx, bit_idx; 1947 1948 if (cap < 0 || cap > 127) { 1949 wcn36xx_warn("error cap idx %d\n", cap); 1950 return; 1951 } 1952 1953 arr_idx = cap / 32; 1954 bit_idx = cap % 32; 1955 bitmap[arr_idx] &= ~(1 << bit_idx); 1956 } 1957 1958 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) 1959 { 1960 struct wcn36xx_hal_feat_caps_msg msg_body, *rsp; 1961 int ret = 0, i; 1962 1963 mutex_lock(&wcn->hal_mutex); 1964 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); 1965 1966 set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); 1967 1968 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1969 1970 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1971 if (ret) { 1972 wcn36xx_err("Sending hal_feature_caps_exchange failed\n"); 1973 goto out; 1974 } 1975 if (wcn->hal_rsp_len != sizeof(*rsp)) { 1976 wcn36xx_err("Invalid hal_feature_caps_exchange response"); 1977 goto out; 1978 } 1979 1980 rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf; 1981 1982 for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++) 1983 wcn->fw_feat_caps[i] = rsp->feat_caps[i]; 1984 out: 1985 mutex_unlock(&wcn->hal_mutex); 1986 return ret; 1987 } 1988 1989 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, 1990 struct ieee80211_sta *sta, 1991 u16 tid, 1992 u16 *ssn, 1993 u8 direction, 1994 u8 sta_index) 1995 { 1996 struct wcn36xx_hal_add_ba_session_req_msg msg_body; 1997 int ret = 0; 1998 1999 mutex_lock(&wcn->hal_mutex); 2000 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); 2001 2002 msg_body.sta_index = sta_index; 2003 memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); 2004 msg_body.dialog_token = 0x10; 2005 msg_body.tid = tid; 2006 2007 /* Immediate BA because Delayed BA is not supported */ 2008 msg_body.policy = 1; 2009 msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; 2010 msg_body.timeout = 0; 2011 if (ssn) 2012 msg_body.ssn = *ssn; 2013 msg_body.direction = direction; 2014 2015 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2016 2017 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2018 if (ret) { 2019 wcn36xx_err("Sending hal_add_ba_session failed\n"); 2020 goto out; 2021 } 2022 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2023 if (ret) { 2024 wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); 2025 goto out; 2026 } 2027 out: 2028 mutex_unlock(&wcn->hal_mutex); 2029 return ret; 2030 } 2031 2032 int wcn36xx_smd_add_ba(struct wcn36xx *wcn) 2033 { 2034 struct wcn36xx_hal_add_ba_req_msg msg_body; 2035 int ret = 0; 2036 2037 mutex_lock(&wcn->hal_mutex); 2038 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); 2039 2040 msg_body.session_id = 0; 2041 msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; 2042 2043 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2044 2045 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2046 if (ret) { 2047 wcn36xx_err("Sending hal_add_ba failed\n"); 2048 goto out; 2049 } 2050 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2051 if (ret) { 2052 wcn36xx_err("hal_add_ba response failed err=%d\n", ret); 2053 goto out; 2054 } 2055 out: 2056 mutex_unlock(&wcn->hal_mutex); 2057 return ret; 2058 } 2059 2060 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index) 2061 { 2062 struct wcn36xx_hal_del_ba_req_msg msg_body; 2063 int ret = 0; 2064 2065 mutex_lock(&wcn->hal_mutex); 2066 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); 2067 2068 msg_body.sta_index = sta_index; 2069 msg_body.tid = tid; 2070 msg_body.direction = 0; 2071 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2072 2073 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2074 if (ret) { 2075 wcn36xx_err("Sending hal_del_ba failed\n"); 2076 goto out; 2077 } 2078 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2079 if (ret) { 2080 wcn36xx_err("hal_del_ba response failed err=%d\n", ret); 2081 goto out; 2082 } 2083 out: 2084 mutex_unlock(&wcn->hal_mutex); 2085 return ret; 2086 } 2087 2088 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) 2089 { 2090 struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; 2091 2092 if (len < sizeof(*rsp)) 2093 return -EINVAL; 2094 2095 rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; 2096 return rsp->status; 2097 } 2098 2099 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index) 2100 { 2101 struct wcn36xx_hal_trigger_ba_req_msg msg_body; 2102 struct wcn36xx_hal_trigger_ba_req_candidate *candidate; 2103 int ret = 0; 2104 2105 mutex_lock(&wcn->hal_mutex); 2106 INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); 2107 2108 msg_body.session_id = 0; 2109 msg_body.candidate_cnt = 1; 2110 msg_body.header.len += sizeof(*candidate); 2111 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2112 2113 candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *) 2114 (wcn->hal_buf + sizeof(msg_body)); 2115 candidate->sta_index = sta_index; 2116 candidate->tid_bitmap = 1; 2117 2118 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2119 if (ret) { 2120 wcn36xx_err("Sending hal_trigger_ba failed\n"); 2121 goto out; 2122 } 2123 ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); 2124 if (ret) { 2125 wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); 2126 goto out; 2127 } 2128 out: 2129 mutex_unlock(&wcn->hal_mutex); 2130 return ret; 2131 } 2132 2133 static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) 2134 { 2135 struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; 2136 2137 if (len != sizeof(*rsp)) { 2138 wcn36xx_warn("Bad TX complete indication\n"); 2139 return -EIO; 2140 } 2141 2142 wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); 2143 2144 return 0; 2145 } 2146 2147 static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len) 2148 { 2149 struct wcn36xx_hal_scan_offload_ind *rsp = buf; 2150 struct cfg80211_scan_info scan_info = {}; 2151 2152 if (len != sizeof(*rsp)) { 2153 wcn36xx_warn("Corrupted delete scan indication\n"); 2154 return -EIO; 2155 } 2156 2157 wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)\n", rsp->type); 2158 2159 switch (rsp->type) { 2160 case WCN36XX_HAL_SCAN_IND_FAILED: 2161 case WCN36XX_HAL_SCAN_IND_DEQUEUED: 2162 scan_info.aborted = true; 2163 /* fall through */ 2164 case WCN36XX_HAL_SCAN_IND_COMPLETED: 2165 mutex_lock(&wcn->scan_lock); 2166 wcn->scan_req = NULL; 2167 if (wcn->scan_aborted) 2168 scan_info.aborted = true; 2169 mutex_unlock(&wcn->scan_lock); 2170 ieee80211_scan_completed(wcn->hw, &scan_info); 2171 break; 2172 case WCN36XX_HAL_SCAN_IND_STARTED: 2173 case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL: 2174 case WCN36XX_HAL_SCAN_IND_PREEMPTED: 2175 case WCN36XX_HAL_SCAN_IND_RESTARTED: 2176 break; 2177 default: 2178 wcn36xx_warn("Unknown scan indication type %x\n", rsp->type); 2179 } 2180 2181 return 0; 2182 } 2183 2184 static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, 2185 void *buf, 2186 size_t len) 2187 { 2188 struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf; 2189 struct ieee80211_vif *vif = NULL; 2190 struct wcn36xx_vif *tmp; 2191 2192 /* Old FW does not have bss index */ 2193 if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 2194 list_for_each_entry(tmp, &wcn->vif_list, list) { 2195 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2196 tmp->bss_index); 2197 vif = wcn36xx_priv_to_vif(tmp); 2198 ieee80211_connection_loss(vif); 2199 } 2200 return 0; 2201 } 2202 2203 if (len != sizeof(*rsp)) { 2204 wcn36xx_warn("Corrupted missed beacon indication\n"); 2205 return -EIO; 2206 } 2207 2208 list_for_each_entry(tmp, &wcn->vif_list, list) { 2209 if (tmp->bss_index == rsp->bss_index) { 2210 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2211 rsp->bss_index); 2212 vif = wcn36xx_priv_to_vif(tmp); 2213 ieee80211_connection_loss(vif); 2214 return 0; 2215 } 2216 } 2217 2218 wcn36xx_warn("BSS index %d not found\n", rsp->bss_index); 2219 return -ENOENT; 2220 } 2221 2222 static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, 2223 void *buf, 2224 size_t len) 2225 { 2226 struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; 2227 struct wcn36xx_vif *tmp; 2228 struct ieee80211_sta *sta; 2229 2230 if (len != sizeof(*rsp)) { 2231 wcn36xx_warn("Corrupted delete sta indication\n"); 2232 return -EIO; 2233 } 2234 2235 wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n", 2236 rsp->addr2, rsp->sta_id); 2237 2238 list_for_each_entry(tmp, &wcn->vif_list, list) { 2239 rcu_read_lock(); 2240 sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2); 2241 if (sta) 2242 ieee80211_report_low_ack(sta, 0); 2243 rcu_read_unlock(); 2244 if (sta) 2245 return 0; 2246 } 2247 2248 wcn36xx_warn("STA with addr %pM and index %d not found\n", 2249 rsp->addr2, 2250 rsp->sta_id); 2251 return -ENOENT; 2252 } 2253 2254 static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn, 2255 void *buf, 2256 size_t len) 2257 { 2258 struct wcn36xx_hal_print_reg_info_ind *rsp = buf; 2259 int i; 2260 2261 if (len < sizeof(*rsp)) { 2262 wcn36xx_warn("Corrupted print reg info indication\n"); 2263 return -EIO; 2264 } 2265 2266 wcn36xx_dbg(WCN36XX_DBG_HAL, 2267 "reginfo indication, scenario: 0x%x reason: 0x%x\n", 2268 rsp->scenario, rsp->reason); 2269 2270 for (i = 0; i < rsp->count; i++) { 2271 wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n", 2272 rsp->regs[i].addr, rsp->regs[i].value); 2273 } 2274 2275 return 0; 2276 } 2277 2278 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) 2279 { 2280 struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; 2281 size_t len; 2282 int ret = 0; 2283 2284 mutex_lock(&wcn->hal_mutex); 2285 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); 2286 2287 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2288 2289 body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf; 2290 len = msg_body.header.len; 2291 2292 put_cfg_tlv_u32(wcn, &len, cfg_id, value); 2293 body->header.len = len; 2294 body->len = len - sizeof(*body); 2295 2296 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 2297 if (ret) { 2298 wcn36xx_err("Sending hal_update_cfg failed\n"); 2299 goto out; 2300 } 2301 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2302 if (ret) { 2303 wcn36xx_err("hal_update_cfg response failed err=%d\n", ret); 2304 goto out; 2305 } 2306 out: 2307 mutex_unlock(&wcn->hal_mutex); 2308 return ret; 2309 } 2310 2311 int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn, 2312 struct ieee80211_vif *vif, 2313 struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp) 2314 { 2315 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2316 struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL; 2317 int ret = 0; 2318 2319 mutex_lock(&wcn->hal_mutex); 2320 2321 msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *) 2322 wcn->hal_buf; 2323 init_hal_msg(&msg_body->header, WCN36XX_HAL_8023_MULTICAST_LIST_REQ, 2324 sizeof(msg_body->mc_addr_list)); 2325 2326 /* An empty list means all mc traffic will be received */ 2327 if (fp) 2328 memcpy(&msg_body->mc_addr_list, fp, 2329 sizeof(msg_body->mc_addr_list)); 2330 else 2331 msg_body->mc_addr_list.mc_addr_count = 0; 2332 2333 msg_body->mc_addr_list.bss_index = vif_priv->bss_index; 2334 2335 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 2336 if (ret) { 2337 wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n"); 2338 goto out; 2339 } 2340 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2341 if (ret) { 2342 wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret); 2343 goto out; 2344 } 2345 out: 2346 mutex_unlock(&wcn->hal_mutex); 2347 return ret; 2348 } 2349 2350 int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, 2351 void *buf, int len, void *priv, u32 addr) 2352 { 2353 const struct wcn36xx_hal_msg_header *msg_header = buf; 2354 struct ieee80211_hw *hw = priv; 2355 struct wcn36xx *wcn = hw->priv; 2356 struct wcn36xx_hal_ind_msg *msg_ind; 2357 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); 2358 2359 switch (msg_header->msg_type) { 2360 case WCN36XX_HAL_START_RSP: 2361 case WCN36XX_HAL_CONFIG_STA_RSP: 2362 case WCN36XX_HAL_CONFIG_BSS_RSP: 2363 case WCN36XX_HAL_ADD_STA_SELF_RSP: 2364 case WCN36XX_HAL_STOP_RSP: 2365 case WCN36XX_HAL_DEL_STA_SELF_RSP: 2366 case WCN36XX_HAL_DELETE_STA_RSP: 2367 case WCN36XX_HAL_INIT_SCAN_RSP: 2368 case WCN36XX_HAL_START_SCAN_RSP: 2369 case WCN36XX_HAL_END_SCAN_RSP: 2370 case WCN36XX_HAL_FINISH_SCAN_RSP: 2371 case WCN36XX_HAL_DOWNLOAD_NV_RSP: 2372 case WCN36XX_HAL_DELETE_BSS_RSP: 2373 case WCN36XX_HAL_SEND_BEACON_RSP: 2374 case WCN36XX_HAL_SET_LINK_ST_RSP: 2375 case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: 2376 case WCN36XX_HAL_SET_BSSKEY_RSP: 2377 case WCN36XX_HAL_SET_STAKEY_RSP: 2378 case WCN36XX_HAL_RMV_STAKEY_RSP: 2379 case WCN36XX_HAL_RMV_BSSKEY_RSP: 2380 case WCN36XX_HAL_ENTER_BMPS_RSP: 2381 case WCN36XX_HAL_SET_POWER_PARAMS_RSP: 2382 case WCN36XX_HAL_EXIT_BMPS_RSP: 2383 case WCN36XX_HAL_KEEP_ALIVE_RSP: 2384 case WCN36XX_HAL_DUMP_COMMAND_RSP: 2385 case WCN36XX_HAL_ADD_BA_SESSION_RSP: 2386 case WCN36XX_HAL_ADD_BA_RSP: 2387 case WCN36XX_HAL_DEL_BA_RSP: 2388 case WCN36XX_HAL_TRIGGER_BA_RSP: 2389 case WCN36XX_HAL_UPDATE_CFG_RSP: 2390 case WCN36XX_HAL_JOIN_RSP: 2391 case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: 2392 case WCN36XX_HAL_CH_SWITCH_RSP: 2393 case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: 2394 case WCN36XX_HAL_8023_MULTICAST_LIST_RSP: 2395 case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP: 2396 case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP: 2397 memcpy(wcn->hal_buf, buf, len); 2398 wcn->hal_rsp_len = len; 2399 complete(&wcn->hal_rsp_compl); 2400 break; 2401 2402 case WCN36XX_HAL_COEX_IND: 2403 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 2404 case WCN36XX_HAL_DEL_BA_IND: 2405 case WCN36XX_HAL_OTA_TX_COMPL_IND: 2406 case WCN36XX_HAL_MISSED_BEACON_IND: 2407 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 2408 case WCN36XX_HAL_PRINT_REG_INFO_IND: 2409 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 2410 msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC); 2411 if (!msg_ind) { 2412 wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", 2413 msg_header->msg_type); 2414 return -ENOMEM; 2415 } 2416 2417 msg_ind->msg_len = len; 2418 memcpy(msg_ind->msg, buf, len); 2419 2420 spin_lock(&wcn->hal_ind_lock); 2421 list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); 2422 queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); 2423 spin_unlock(&wcn->hal_ind_lock); 2424 wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); 2425 break; 2426 default: 2427 wcn36xx_err("SMD_EVENT (%d) not supported\n", 2428 msg_header->msg_type); 2429 } 2430 2431 return 0; 2432 } 2433 static void wcn36xx_ind_smd_work(struct work_struct *work) 2434 { 2435 struct wcn36xx *wcn = 2436 container_of(work, struct wcn36xx, hal_ind_work); 2437 2438 for (;;) { 2439 struct wcn36xx_hal_msg_header *msg_header; 2440 struct wcn36xx_hal_ind_msg *hal_ind_msg; 2441 unsigned long flags; 2442 2443 spin_lock_irqsave(&wcn->hal_ind_lock, flags); 2444 2445 if (list_empty(&wcn->hal_ind_queue)) { 2446 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 2447 return; 2448 } 2449 2450 hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, 2451 struct wcn36xx_hal_ind_msg, 2452 list); 2453 list_del(&hal_ind_msg->list); 2454 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 2455 2456 msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; 2457 2458 switch (msg_header->msg_type) { 2459 case WCN36XX_HAL_COEX_IND: 2460 case WCN36XX_HAL_DEL_BA_IND: 2461 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 2462 break; 2463 case WCN36XX_HAL_OTA_TX_COMPL_IND: 2464 wcn36xx_smd_tx_compl_ind(wcn, 2465 hal_ind_msg->msg, 2466 hal_ind_msg->msg_len); 2467 break; 2468 case WCN36XX_HAL_MISSED_BEACON_IND: 2469 wcn36xx_smd_missed_beacon_ind(wcn, 2470 hal_ind_msg->msg, 2471 hal_ind_msg->msg_len); 2472 break; 2473 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 2474 wcn36xx_smd_delete_sta_context_ind(wcn, 2475 hal_ind_msg->msg, 2476 hal_ind_msg->msg_len); 2477 break; 2478 case WCN36XX_HAL_PRINT_REG_INFO_IND: 2479 wcn36xx_smd_print_reg_info_ind(wcn, 2480 hal_ind_msg->msg, 2481 hal_ind_msg->msg_len); 2482 break; 2483 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 2484 wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg, 2485 hal_ind_msg->msg_len); 2486 break; 2487 default: 2488 wcn36xx_err("SMD_EVENT (%d) not supported\n", 2489 msg_header->msg_type); 2490 } 2491 2492 kfree(hal_ind_msg); 2493 } 2494 } 2495 int wcn36xx_smd_open(struct wcn36xx *wcn) 2496 { 2497 int ret = 0; 2498 wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind"); 2499 if (!wcn->hal_ind_wq) { 2500 wcn36xx_err("failed to allocate wq\n"); 2501 ret = -ENOMEM; 2502 goto out; 2503 } 2504 INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work); 2505 INIT_LIST_HEAD(&wcn->hal_ind_queue); 2506 spin_lock_init(&wcn->hal_ind_lock); 2507 2508 return 0; 2509 2510 out: 2511 return ret; 2512 } 2513 2514 void wcn36xx_smd_close(struct wcn36xx *wcn) 2515 { 2516 destroy_workqueue(wcn->hal_ind_wq); 2517 } 2518