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_exit_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 }