1 /* 2 * Copyright (c) 2013 Eugene Krasnikov <k.eugene.e@gmail.com> 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 18 19 #include <linux/etherdevice.h> 20 #include <linux/firmware.h> 21 #include <linux/bitops.h> 22 #include <linux/rpmsg.h> 23 #include "smd.h" 24 25 struct wcn36xx_cfg_val { 26 u32 cfg_id; 27 u32 value; 28 }; 29 30 #define WCN36XX_CFG_VAL(id, val) \ 31 { \ 32 .cfg_id = WCN36XX_HAL_CFG_ ## id, \ 33 .value = val \ 34 } 35 36 static struct wcn36xx_cfg_val wcn36xx_cfg_vals[] = { 37 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), 38 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), 39 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), 40 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), 41 WCN36XX_CFG_VAL(CAL_PERIOD, 5), 42 WCN36XX_CFG_VAL(CAL_CONTROL, 1), 43 WCN36XX_CFG_VAL(PROXIMITY, 0), 44 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), 45 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 6000), 46 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), 47 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), 48 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15), 49 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15), 50 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), 51 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), 52 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), 53 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), 54 WCN36XX_CFG_VAL(FIXED_RATE, 0), 55 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), 56 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), 57 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), 58 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), 59 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), 60 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), 61 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), 62 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), 63 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), 64 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), 65 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), 66 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), 67 WCN36XX_CFG_VAL(STATS_PERIOD, 10), 68 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), 69 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), 70 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), 71 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), 72 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), 73 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), 74 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), 75 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), 76 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), 77 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), 78 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), 79 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), 80 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 133), /* MCS 5 */ 81 WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000), 82 }; 83 84 static struct wcn36xx_cfg_val wcn3680_cfg_vals[] = { 85 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), 86 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), 87 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), 88 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), 89 WCN36XX_CFG_VAL(CAL_PERIOD, 5), 90 WCN36XX_CFG_VAL(CAL_CONTROL, 1), 91 WCN36XX_CFG_VAL(PROXIMITY, 0), 92 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), 93 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 4096), 94 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), 95 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), 96 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15), 97 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15), 98 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), 99 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), 100 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), 101 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), 102 WCN36XX_CFG_VAL(FIXED_RATE, 0), 103 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), 104 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), 105 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), 106 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), 107 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), 108 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), 109 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_24GHZ, 1), 110 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), 111 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), 112 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), 113 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), 114 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), 115 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), 116 WCN36XX_CFG_VAL(STATS_PERIOD, 10), 117 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), 118 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), 119 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), 120 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), 121 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), 122 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), 123 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), 124 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), 125 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), 126 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), 127 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), 128 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), 129 WCN36XX_CFG_VAL(TDLS_PUAPSD_MASK, 0), 130 WCN36XX_CFG_VAL(TDLS_PUAPSD_BUFFER_STA_CAPABLE, 1), 131 WCN36XX_CFG_VAL(TDLS_PUAPSD_INACTIVITY_TIME, 0), 132 WCN36XX_CFG_VAL(TDLS_PUAPSD_RX_FRAME_THRESHOLD, 10), 133 WCN36XX_CFG_VAL(TDLS_OFF_CHANNEL_CAPABLE, 1), 134 WCN36XX_CFG_VAL(ENABLE_ADAPTIVE_RX_DRAIN, 1), 135 WCN36XX_CFG_VAL(FLEXCONNECT_POWER_FACTOR, 0), 136 WCN36XX_CFG_VAL(ANTENNA_DIVERSITY, 3), 137 WCN36XX_CFG_VAL(ATH_DISABLE, 0), 138 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_WLAN_LEN, 60000), 139 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_BT_LEN, 90000), 140 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_WLAN_LEN, 30000), 141 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_BT_LEN, 30000), 142 WCN36XX_CFG_VAL(ASD_PROBE_INTERVAL, 50), 143 WCN36XX_CFG_VAL(ASD_TRIGGER_THRESHOLD, -60), 144 WCN36XX_CFG_VAL(ASD_RTT_RSSI_HYST_THRESHOLD, 3), 145 WCN36XX_CFG_VAL(BTC_CTS2S_ON_STA_DURING_SCO, 0), 146 WCN36XX_CFG_VAL(RA_FILTER_ENABLE, 0), 147 WCN36XX_CFG_VAL(RA_RATE_LIMIT_INTERVAL, 60), 148 WCN36XX_CFG_VAL(BTC_FATAL_HID_NSNIFF_BLK, 2), 149 WCN36XX_CFG_VAL(BTC_CRITICAL_HID_NSNIFF_BLK, 1), 150 WCN36XX_CFG_VAL(BTC_DYN_A2DP_TX_QUEUE_THOLD, 0), 151 WCN36XX_CFG_VAL(BTC_DYN_OPP_TX_QUEUE_THOLD, 1), 152 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_SP, 10), 153 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT, 50), 154 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT, 50), 155 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT_MEAS_WINDOW, 500), 156 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT_MEAS_WINDOW, 500), 157 WCN36XX_CFG_VAL(MAX_PSPOLL_IN_WMM_UAPSD_PS_MODE, 0), 158 WCN36XX_CFG_VAL(MAX_UAPSD_INACTIVITY_INTERVALS, 10), 159 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_WMMPS, 1), 160 WCN36XX_CFG_VAL(BURST_MODE_BE_TXOP_VALUE, 0), 161 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 136), 162 WCN36XX_CFG_VAL(BTC_FAST_WLAN_CONN_PREF, 1), 163 WCN36XX_CFG_VAL(ENABLE_RTSCTS_HTVHT, 0), 164 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_WLAN_LEN, 30000), 165 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_BT_LEN, 120000), 166 WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 1000), 167 WCN36XX_CFG_VAL(TOGGLE_ARP_BDRATES, 0), 168 WCN36XX_CFG_VAL(OPTIMIZE_CA_EVENT, 0), 169 WCN36XX_CFG_VAL(EXT_SCAN_CONC_MODE, 0), 170 WCN36XX_CFG_VAL(BAR_WAKEUP_HOST_DISABLE, 0), 171 WCN36XX_CFG_VAL(SAR_BOFFSET_CORRECTION_ENABLE, 0), 172 WCN36XX_CFG_VAL(BTC_DISABLE_WLAN_LINK_CRITICAL, 5), 173 WCN36XX_CFG_VAL(DISABLE_SCAN_DURING_SCO, 2), 174 WCN36XX_CFG_VAL(CONS_BCNMISS_COUNT, 0), 175 WCN36XX_CFG_VAL(UNITS_OF_BCN_WAIT_TIME, 0), 176 WCN36XX_CFG_VAL(TRIGGER_NULLFRAME_BEFORE_HB, 0), 177 WCN36XX_CFG_VAL(ENABLE_POWERSAVE_OFFLOAD, 0), 178 }; 179 180 static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) 181 { 182 struct wcn36xx_hal_cfg *entry; 183 u32 *val; 184 185 if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) { 186 wcn36xx_err("Not enough room for TLV entry\n"); 187 return -ENOMEM; 188 } 189 190 entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len); 191 entry->id = id; 192 entry->len = sizeof(u32); 193 entry->pad_bytes = 0; 194 entry->reserve = 0; 195 196 val = (u32 *) (entry + 1); 197 *val = value; 198 199 *len += sizeof(*entry) + sizeof(u32); 200 201 return 0; 202 } 203 204 static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, 205 struct ieee80211_sta *sta, 206 struct wcn36xx_hal_config_bss_params *bss_params) 207 { 208 if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn)) 209 bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; 210 else if (sta && sta->ht_cap.ht_supported) 211 bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; 212 else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f)) 213 bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; 214 else 215 bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; 216 } 217 218 static inline u8 is_cap_supported(unsigned long caps, unsigned long flag) 219 { 220 return caps & flag ? 1 : 0; 221 } 222 223 static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, 224 struct ieee80211_sta *sta, 225 struct wcn36xx_hal_config_bss_params *bss_params) 226 { 227 if (sta && sta->ht_cap.ht_supported) { 228 unsigned long caps = sta->ht_cap.cap; 229 bss_params->ht = sta->ht_cap.ht_supported; 230 bss_params->tx_channel_width_set = is_cap_supported(caps, 231 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 232 bss_params->lsig_tx_op_protection_full_support = 233 is_cap_supported(caps, 234 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 235 236 bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; 237 bss_params->lln_non_gf_coexist = 238 !!(vif->bss_conf.ht_operation_mode & 239 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); 240 /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ 241 bss_params->dual_cts_protection = 0; 242 /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ 243 bss_params->ht20_coexist = 0; 244 } 245 } 246 247 static void 248 wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif *vif, 249 struct ieee80211_sta *sta, 250 struct wcn36xx_hal_config_bss_params_v1 *bss) 251 { 252 if (sta && sta->vht_cap.vht_supported) 253 bss->vht_capable = 1; 254 } 255 256 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, 257 struct wcn36xx_hal_config_sta_params *sta_params) 258 { 259 if (sta->ht_cap.ht_supported) { 260 unsigned long caps = sta->ht_cap.cap; 261 sta_params->ht_capable = sta->ht_cap.ht_supported; 262 sta_params->tx_channel_width_set = is_cap_supported(caps, 263 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 264 sta_params->lsig_txop_protection = is_cap_supported(caps, 265 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 266 267 sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; 268 sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; 269 sta_params->max_amsdu_size = is_cap_supported(caps, 270 IEEE80211_HT_CAP_MAX_AMSDU); 271 sta_params->sgi_20Mhz = is_cap_supported(caps, 272 IEEE80211_HT_CAP_SGI_20); 273 sta_params->sgi_40mhz = is_cap_supported(caps, 274 IEEE80211_HT_CAP_SGI_40); 275 sta_params->green_field_capable = is_cap_supported(caps, 276 IEEE80211_HT_CAP_GRN_FLD); 277 sta_params->delayed_ba_support = is_cap_supported(caps, 278 IEEE80211_HT_CAP_DELAY_BA); 279 sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps, 280 IEEE80211_HT_CAP_DSSSCCK40); 281 } 282 } 283 284 static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn, 285 struct ieee80211_sta *sta, 286 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 287 { 288 if (sta->vht_cap.vht_supported) { 289 unsigned long caps = sta->vht_cap.cap; 290 291 sta_params->vht_capable = sta->vht_cap.vht_supported; 292 sta_params->vht_ldpc_enabled = 293 is_cap_supported(caps, IEEE80211_VHT_CAP_RXLDPC); 294 if (get_feat_caps(wcn->fw_feat_caps, MU_MIMO)) { 295 sta_params->vht_tx_mu_beamformee_capable = 296 is_cap_supported(caps, IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); 297 if (sta_params->vht_tx_mu_beamformee_capable) 298 sta_params->vht_tx_bf_enabled = 1; 299 } else { 300 sta_params->vht_tx_mu_beamformee_capable = 0; 301 } 302 sta_params->vht_tx_channel_width_set = 0; 303 } 304 } 305 306 static void wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta *sta, 307 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 308 { 309 if (sta->ht_cap.ht_supported) { 310 sta_params->ht_ldpc_enabled = 311 is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING); 312 } 313 } 314 315 static void wcn36xx_smd_set_sta_default_ht_params( 316 struct wcn36xx_hal_config_sta_params *sta_params) 317 { 318 sta_params->ht_capable = 1; 319 sta_params->tx_channel_width_set = 1; 320 sta_params->lsig_txop_protection = 1; 321 sta_params->max_ampdu_size = 3; 322 sta_params->max_ampdu_density = 5; 323 sta_params->max_amsdu_size = 0; 324 sta_params->sgi_20Mhz = 1; 325 sta_params->sgi_40mhz = 1; 326 sta_params->green_field_capable = 1; 327 sta_params->delayed_ba_support = 0; 328 sta_params->dsss_cck_mode_40mhz = 1; 329 } 330 331 static void wcn36xx_smd_set_sta_default_vht_params(struct wcn36xx *wcn, 332 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 333 { 334 if (wcn->rf_id == RF_IRIS_WCN3680) { 335 sta_params->vht_capable = 1; 336 sta_params->vht_tx_mu_beamformee_capable = 1; 337 } else { 338 sta_params->vht_capable = 0; 339 sta_params->vht_tx_mu_beamformee_capable = 0; 340 } 341 342 sta_params->vht_ldpc_enabled = 0; 343 sta_params->vht_tx_channel_width_set = 0; 344 sta_params->vht_tx_bf_enabled = 0; 345 } 346 347 static void wcn36xx_smd_set_sta_default_ht_ldpc_params(struct wcn36xx *wcn, 348 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 349 { 350 if (wcn->rf_id == RF_IRIS_WCN3680) 351 sta_params->ht_ldpc_enabled = 1; 352 else 353 sta_params->ht_ldpc_enabled = 0; 354 } 355 356 static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, 357 struct ieee80211_vif *vif, 358 struct ieee80211_sta *sta, 359 struct wcn36xx_hal_config_sta_params *sta_params) 360 { 361 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 362 struct wcn36xx_sta *sta_priv = NULL; 363 if (vif->type == NL80211_IFTYPE_ADHOC || 364 vif->type == NL80211_IFTYPE_AP || 365 vif->type == NL80211_IFTYPE_MESH_POINT) { 366 sta_params->type = 1; 367 sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX; 368 } else { 369 sta_params->type = 0; 370 sta_params->sta_index = vif_priv->self_sta_index; 371 } 372 373 sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 374 375 /* 376 * In STA mode ieee80211_sta contains bssid and ieee80211_vif 377 * contains our mac address. In AP mode we are bssid so vif 378 * contains bssid and ieee80211_sta contains mac. 379 */ 380 if (NL80211_IFTYPE_STATION == vif->type) 381 memcpy(&sta_params->mac, vif->addr, ETH_ALEN); 382 else 383 memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); 384 385 sta_params->encrypt_type = vif_priv->encrypt_type; 386 sta_params->short_preamble_supported = true; 387 388 sta_params->rifs_mode = 0; 389 sta_params->rmf = 0; 390 sta_params->action = 0; 391 sta_params->uapsd = 0; 392 sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; 393 sta_params->max_ampdu_duration = 0; 394 sta_params->bssid_index = vif_priv->bss_index; 395 sta_params->p2p = 0; 396 397 if (sta) { 398 sta_priv = wcn36xx_sta_to_priv(sta); 399 if (NL80211_IFTYPE_STATION == vif->type) 400 memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); 401 else 402 memcpy(&sta_params->mac, sta->addr, ETH_ALEN); 403 sta_params->wmm_enabled = sta->wme; 404 sta_params->max_sp_len = sta->max_sp; 405 sta_params->aid = sta_priv->aid; 406 wcn36xx_smd_set_sta_ht_params(sta, sta_params); 407 memcpy(&sta_params->supported_rates, &sta_priv->supported_rates, 408 sizeof(struct wcn36xx_hal_supported_rates)); 409 } else { 410 wcn36xx_set_default_rates((struct wcn36xx_hal_supported_rates *) 411 &sta_params->supported_rates); 412 wcn36xx_smd_set_sta_default_ht_params(sta_params); 413 } 414 } 415 416 static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) 417 { 418 int ret; 419 unsigned long start; 420 struct wcn36xx_hal_msg_header *hdr = 421 (struct wcn36xx_hal_msg_header *)wcn->hal_buf; 422 u16 req_type = hdr->msg_type; 423 424 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len); 425 426 init_completion(&wcn->hal_rsp_compl); 427 start = jiffies; 428 ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len); 429 if (ret) { 430 wcn36xx_err("HAL TX failed for req %d\n", req_type); 431 goto out; 432 } 433 if (wait_for_completion_timeout(&wcn->hal_rsp_compl, 434 msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) { 435 wcn36xx_err("Timeout! No SMD response to req %d in %dms\n", 436 req_type, HAL_MSG_TIMEOUT); 437 ret = -ETIME; 438 goto out; 439 } 440 wcn36xx_dbg(WCN36XX_DBG_SMD, 441 "SMD command (req %d, rsp %d) completed in %dms\n", 442 req_type, hdr->msg_type, 443 jiffies_to_msecs(jiffies - start)); 444 out: 445 return ret; 446 } 447 448 #define __INIT_HAL_MSG(msg_body, type, version) \ 449 do { \ 450 memset(&(msg_body), 0, sizeof(msg_body)); \ 451 (msg_body).header.msg_type = type; \ 452 (msg_body).header.msg_version = version; \ 453 (msg_body).header.len = sizeof(msg_body); \ 454 } while (0) \ 455 456 #define INIT_HAL_MSG(msg_body, type) \ 457 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION0) 458 459 #define INIT_HAL_MSG_V1(msg_body, type) \ 460 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION1) 461 462 #define INIT_HAL_PTT_MSG(p_msg_body, ppt_msg_len) \ 463 do { \ 464 memset(p_msg_body, 0, sizeof(*p_msg_body) + ppt_msg_len); \ 465 p_msg_body->header.msg_type = WCN36XX_HAL_PROCESS_PTT_REQ; \ 466 p_msg_body->header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ 467 p_msg_body->header.len = sizeof(*p_msg_body) + ppt_msg_len; \ 468 } while (0) 469 470 #define PREPARE_HAL_BUF(send_buf, msg_body) \ 471 do { \ 472 memset(send_buf, 0, msg_body.header.len); \ 473 memcpy(send_buf, &msg_body, sizeof(msg_body)); \ 474 } while (0) \ 475 476 #define PREPARE_HAL_PTT_MSG_BUF(send_buf, p_msg_body) \ 477 do { \ 478 memcpy(send_buf, p_msg_body, p_msg_body->header.len); \ 479 } while (0) 480 481 static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) 482 { 483 struct wcn36xx_fw_msg_status_rsp *rsp; 484 485 if (len < sizeof(struct wcn36xx_hal_msg_header) + 486 sizeof(struct wcn36xx_fw_msg_status_rsp)) 487 return -EIO; 488 489 rsp = (struct wcn36xx_fw_msg_status_rsp *) 490 (buf + sizeof(struct wcn36xx_hal_msg_header)); 491 492 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) 493 return rsp->status; 494 495 return 0; 496 } 497 498 int wcn36xx_smd_load_nv(struct wcn36xx *wcn) 499 { 500 struct nv_data *nv_d; 501 struct wcn36xx_hal_nv_img_download_req_msg msg_body; 502 int fw_bytes_left; 503 int ret; 504 u16 fm_offset = 0; 505 506 if (!wcn->nv) { 507 ret = request_firmware(&wcn->nv, wcn->nv_file, wcn->dev); 508 if (ret) { 509 wcn36xx_err("Failed to load nv file %s: %d\n", 510 wcn->nv_file, ret); 511 goto out; 512 } 513 } 514 515 nv_d = (struct nv_data *)wcn->nv->data; 516 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); 517 518 msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; 519 520 msg_body.frag_number = 0; 521 /* hal_buf must be protected with mutex */ 522 mutex_lock(&wcn->hal_mutex); 523 524 do { 525 fw_bytes_left = wcn->nv->size - fm_offset - 4; 526 if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { 527 msg_body.last_fragment = 0; 528 msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; 529 } else { 530 msg_body.last_fragment = 1; 531 msg_body.nv_img_buffer_size = fw_bytes_left; 532 533 /* Do not forget update general message len */ 534 msg_body.header.len = sizeof(msg_body) + fw_bytes_left; 535 536 } 537 538 /* Add load NV request message header */ 539 memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body)); 540 541 /* Add NV body itself */ 542 memcpy(wcn->hal_buf + sizeof(msg_body), 543 &nv_d->table + fm_offset, 544 msg_body.nv_img_buffer_size); 545 546 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 547 if (ret) 548 goto out_unlock; 549 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, 550 wcn->hal_rsp_len); 551 if (ret) { 552 wcn36xx_err("hal_load_nv response failed err=%d\n", 553 ret); 554 goto out_unlock; 555 } 556 msg_body.frag_number++; 557 fm_offset += WCN36XX_NV_FRAGMENT_SIZE; 558 559 } while (msg_body.last_fragment != 1); 560 561 out_unlock: 562 mutex_unlock(&wcn->hal_mutex); 563 out: return ret; 564 } 565 566 static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) 567 { 568 struct wcn36xx_hal_mac_start_rsp_msg *rsp; 569 570 if (len < sizeof(*rsp)) 571 return -EIO; 572 573 rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; 574 575 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) 576 return -EIO; 577 578 memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, 579 WCN36XX_HAL_VERSION_LENGTH); 580 memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, 581 WCN36XX_HAL_VERSION_LENGTH); 582 583 /* null terminate the strings, just in case */ 584 wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 585 wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 586 587 wcn->fw_revision = rsp->start_rsp_params.version.revision; 588 wcn->fw_version = rsp->start_rsp_params.version.version; 589 wcn->fw_minor = rsp->start_rsp_params.version.minor; 590 wcn->fw_major = rsp->start_rsp_params.version.major; 591 592 if (wcn->first_boot) { 593 wcn->first_boot = false; 594 wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", 595 wcn->wlan_version, wcn->crm_version); 596 597 wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", 598 wcn->fw_major, wcn->fw_minor, 599 wcn->fw_version, wcn->fw_revision, 600 rsp->start_rsp_params.stations, 601 rsp->start_rsp_params.bssids); 602 } 603 return 0; 604 } 605 606 int wcn36xx_smd_start(struct wcn36xx *wcn) 607 { 608 struct wcn36xx_hal_mac_start_req_msg msg_body, *body; 609 int ret; 610 int i; 611 size_t len; 612 int cfg_elements; 613 static struct wcn36xx_cfg_val *cfg_vals; 614 615 mutex_lock(&wcn->hal_mutex); 616 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); 617 618 msg_body.params.type = DRIVER_TYPE_PRODUCTION; 619 msg_body.params.len = 0; 620 621 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 622 623 body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf; 624 len = body->header.len; 625 626 if (wcn->rf_id == RF_IRIS_WCN3680) { 627 cfg_vals = wcn3680_cfg_vals; 628 cfg_elements = ARRAY_SIZE(wcn3680_cfg_vals); 629 } else { 630 cfg_vals = wcn36xx_cfg_vals; 631 cfg_elements = ARRAY_SIZE(wcn36xx_cfg_vals); 632 } 633 634 for (i = 0; i < cfg_elements; i++) { 635 ret = put_cfg_tlv_u32(wcn, &len, cfg_vals[i].cfg_id, 636 cfg_vals[i].value); 637 if (ret) 638 goto out; 639 } 640 body->header.len = len; 641 body->params.len = len - sizeof(*body); 642 643 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", 644 msg_body.params.type); 645 646 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 647 if (ret) { 648 wcn36xx_err("Sending hal_start failed\n"); 649 goto out; 650 } 651 652 ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len); 653 if (ret) { 654 wcn36xx_err("hal_start response failed err=%d\n", ret); 655 goto out; 656 } 657 658 out: 659 mutex_unlock(&wcn->hal_mutex); 660 return ret; 661 } 662 663 int wcn36xx_smd_stop(struct wcn36xx *wcn) 664 { 665 struct wcn36xx_hal_mac_stop_req_msg msg_body; 666 int ret; 667 668 mutex_lock(&wcn->hal_mutex); 669 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); 670 671 msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; 672 673 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 674 675 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 676 if (ret) { 677 wcn36xx_err("Sending hal_stop failed\n"); 678 goto out; 679 } 680 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 681 if (ret) { 682 wcn36xx_err("hal_stop response failed err=%d\n", ret); 683 goto out; 684 } 685 out: 686 mutex_unlock(&wcn->hal_mutex); 687 return ret; 688 } 689 690 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, 691 struct ieee80211_vif *vif) 692 { 693 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 694 struct wcn36xx_hal_init_scan_req_msg msg_body; 695 int ret; 696 697 mutex_lock(&wcn->hal_mutex); 698 INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); 699 700 msg_body.mode = mode; 701 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { 702 /* Notify BSSID with null DATA packet */ 703 msg_body.frame_type = 2; 704 msg_body.notify = 1; 705 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; 706 msg_body.scan_entry.active_bss_count = 1; 707 } 708 709 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 710 711 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); 712 713 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 714 if (ret) { 715 wcn36xx_err("Sending hal_init_scan failed\n"); 716 goto out; 717 } 718 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 719 if (ret) { 720 wcn36xx_err("hal_init_scan response failed err=%d\n", ret); 721 goto out; 722 } 723 out: 724 mutex_unlock(&wcn->hal_mutex); 725 return ret; 726 } 727 728 int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) 729 { 730 struct wcn36xx_hal_start_scan_req_msg msg_body; 731 int ret; 732 733 mutex_lock(&wcn->hal_mutex); 734 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); 735 736 msg_body.scan_channel = scan_channel; 737 738 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 739 740 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", 741 msg_body.scan_channel); 742 743 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 744 if (ret) { 745 wcn36xx_err("Sending hal_start_scan failed\n"); 746 goto out; 747 } 748 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 749 if (ret) { 750 wcn36xx_err("hal_start_scan response failed err=%d\n", ret); 751 goto out; 752 } 753 out: 754 mutex_unlock(&wcn->hal_mutex); 755 return ret; 756 } 757 758 int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) 759 { 760 struct wcn36xx_hal_end_scan_req_msg msg_body; 761 int ret; 762 763 mutex_lock(&wcn->hal_mutex); 764 INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); 765 766 msg_body.scan_channel = scan_channel; 767 768 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 769 770 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", 771 msg_body.scan_channel); 772 773 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 774 if (ret) { 775 wcn36xx_err("Sending hal_end_scan failed\n"); 776 goto out; 777 } 778 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 779 if (ret) { 780 wcn36xx_err("hal_end_scan response failed err=%d\n", ret); 781 goto out; 782 } 783 out: 784 mutex_unlock(&wcn->hal_mutex); 785 return ret; 786 } 787 788 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, 789 enum wcn36xx_hal_sys_mode mode, 790 struct ieee80211_vif *vif) 791 { 792 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 793 struct wcn36xx_hal_finish_scan_req_msg msg_body; 794 int ret; 795 796 mutex_lock(&wcn->hal_mutex); 797 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); 798 799 msg_body.mode = mode; 800 msg_body.oper_channel = WCN36XX_HW_CHANNEL(wcn); 801 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { 802 /* Notify BSSID with null data packet */ 803 msg_body.notify = 1; 804 msg_body.frame_type = 2; 805 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; 806 msg_body.scan_entry.active_bss_count = 1; 807 } 808 809 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 810 811 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", 812 msg_body.mode); 813 814 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 815 if (ret) { 816 wcn36xx_err("Sending hal_finish_scan failed\n"); 817 goto out; 818 } 819 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 820 if (ret) { 821 wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); 822 goto out; 823 } 824 out: 825 mutex_unlock(&wcn->hal_mutex); 826 return ret; 827 } 828 829 int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif, 830 struct cfg80211_scan_request *req) 831 { 832 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 833 struct wcn36xx_hal_start_scan_offload_req_msg *msg_body; 834 int ret, i; 835 836 if (req->ie_len > WCN36XX_MAX_SCAN_IE_LEN) 837 return -EINVAL; 838 839 mutex_lock(&wcn->hal_mutex); 840 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); 841 if (!msg_body) { 842 ret = -ENOMEM; 843 goto out; 844 } 845 846 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_START_SCAN_OFFLOAD_REQ); 847 848 msg_body->scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE; 849 msg_body->min_ch_time = 30; 850 msg_body->max_ch_time = 100; 851 msg_body->scan_hidden = 1; 852 memcpy(msg_body->mac, vif->addr, ETH_ALEN); 853 msg_body->bss_type = vif_priv->bss_type; 854 msg_body->p2p_search = vif->p2p; 855 856 msg_body->num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body->ssids)); 857 for (i = 0; i < msg_body->num_ssid; i++) { 858 msg_body->ssids[i].length = min_t(u8, req->ssids[i].ssid_len, 859 sizeof(msg_body->ssids[i].ssid)); 860 memcpy(msg_body->ssids[i].ssid, req->ssids[i].ssid, 861 msg_body->ssids[i].length); 862 } 863 864 msg_body->num_channel = min_t(u8, req->n_channels, 865 sizeof(msg_body->channels)); 866 for (i = 0; i < msg_body->num_channel; i++) { 867 msg_body->channels[i] = 868 HW_VALUE_CHANNEL(req->channels[i]->hw_value); 869 } 870 871 msg_body->header.len -= WCN36XX_MAX_SCAN_IE_LEN; 872 873 if (req->ie_len > 0) { 874 msg_body->ie_len = req->ie_len; 875 msg_body->header.len += req->ie_len; 876 memcpy(msg_body->ie, req->ie, req->ie_len); 877 } 878 879 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); 880 881 wcn36xx_dbg(WCN36XX_DBG_HAL, 882 "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n", 883 msg_body->num_channel, msg_body->num_ssid, 884 msg_body->p2p_search ? "yes" : "no"); 885 886 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 887 if (ret) { 888 wcn36xx_err("Sending hal_start_scan_offload failed\n"); 889 goto out; 890 } 891 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 892 if (ret) { 893 wcn36xx_err("hal_start_scan_offload response failed err=%d\n", 894 ret); 895 goto out; 896 } 897 out: 898 kfree(msg_body); 899 mutex_unlock(&wcn->hal_mutex); 900 return ret; 901 } 902 903 int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn) 904 { 905 struct wcn36xx_hal_stop_scan_offload_req_msg msg_body; 906 int ret; 907 908 mutex_lock(&wcn->hal_mutex); 909 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ); 910 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 911 912 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n"); 913 914 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 915 if (ret) { 916 wcn36xx_err("Sending hal_stop_scan_offload failed\n"); 917 goto out; 918 } 919 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 920 if (ret) { 921 wcn36xx_err("hal_stop_scan_offload response failed err=%d\n", 922 ret); 923 goto out; 924 } 925 out: 926 mutex_unlock(&wcn->hal_mutex); 927 return ret; 928 } 929 930 static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) 931 { 932 struct wcn36xx_hal_switch_channel_rsp_msg *rsp; 933 int ret; 934 935 ret = wcn36xx_smd_rsp_status_check(buf, len); 936 if (ret) 937 return ret; 938 rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; 939 wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", 940 rsp->channel_number, rsp->status); 941 return ret; 942 } 943 944 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, 945 struct ieee80211_vif *vif, int ch) 946 { 947 struct wcn36xx_hal_switch_channel_req_msg msg_body; 948 int ret; 949 950 mutex_lock(&wcn->hal_mutex); 951 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); 952 953 msg_body.channel_number = (u8)ch; 954 msg_body.tx_mgmt_power = 0xbf; 955 msg_body.max_tx_power = 0xbf; 956 memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN); 957 958 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 959 960 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 961 if (ret) { 962 wcn36xx_err("Sending hal_switch_channel failed\n"); 963 goto out; 964 } 965 ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len); 966 if (ret) { 967 wcn36xx_err("hal_switch_channel response failed err=%d\n", ret); 968 goto out; 969 } 970 out: 971 mutex_unlock(&wcn->hal_mutex); 972 return ret; 973 } 974 975 static int wcn36xx_smd_process_ptt_msg_rsp(void *buf, size_t len, 976 void **p_ptt_rsp_msg) 977 { 978 struct wcn36xx_hal_process_ptt_msg_rsp_msg *rsp; 979 int ret; 980 981 ret = wcn36xx_smd_rsp_status_check(buf, len); 982 if (ret) 983 return ret; 984 985 rsp = (struct wcn36xx_hal_process_ptt_msg_rsp_msg *)buf; 986 987 wcn36xx_dbg(WCN36XX_DBG_HAL, "process ptt msg responded with length %d\n", 988 rsp->header.len); 989 wcn36xx_dbg_dump(WCN36XX_DBG_HAL_DUMP, "HAL_PTT_MSG_RSP:", rsp->ptt_msg, 990 rsp->header.len - sizeof(rsp->ptt_msg_resp_status)); 991 992 if (rsp->header.len > 0) { 993 *p_ptt_rsp_msg = kmemdup(rsp->ptt_msg, rsp->header.len, 994 GFP_ATOMIC); 995 if (!*p_ptt_rsp_msg) 996 return -ENOMEM; 997 } 998 return ret; 999 } 1000 1001 int wcn36xx_smd_process_ptt_msg(struct wcn36xx *wcn, 1002 struct ieee80211_vif *vif, void *ptt_msg, size_t len, 1003 void **ptt_rsp_msg) 1004 { 1005 struct wcn36xx_hal_process_ptt_msg_req_msg *p_msg_body; 1006 int ret; 1007 1008 mutex_lock(&wcn->hal_mutex); 1009 p_msg_body = kmalloc( 1010 sizeof(struct wcn36xx_hal_process_ptt_msg_req_msg) + len, 1011 GFP_ATOMIC); 1012 if (!p_msg_body) { 1013 ret = -ENOMEM; 1014 goto out_nomem; 1015 } 1016 INIT_HAL_PTT_MSG(p_msg_body, len); 1017 1018 memcpy(&p_msg_body->ptt_msg, ptt_msg, len); 1019 1020 PREPARE_HAL_PTT_MSG_BUF(wcn->hal_buf, p_msg_body); 1021 1022 ret = wcn36xx_smd_send_and_wait(wcn, p_msg_body->header.len); 1023 if (ret) { 1024 wcn36xx_err("Sending hal_process_ptt_msg failed\n"); 1025 goto out; 1026 } 1027 ret = wcn36xx_smd_process_ptt_msg_rsp(wcn->hal_buf, wcn->hal_rsp_len, 1028 ptt_rsp_msg); 1029 if (ret) { 1030 wcn36xx_err("process_ptt_msg response failed err=%d\n", ret); 1031 goto out; 1032 } 1033 out: 1034 kfree(p_msg_body); 1035 out_nomem: 1036 mutex_unlock(&wcn->hal_mutex); 1037 return ret; 1038 } 1039 1040 static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) 1041 { 1042 struct wcn36xx_hal_update_scan_params_resp *rsp; 1043 1044 rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; 1045 1046 /* Remove the PNO version bit */ 1047 rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); 1048 1049 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { 1050 wcn36xx_warn("error response from update scan\n"); 1051 return rsp->status; 1052 } 1053 1054 return 0; 1055 } 1056 1057 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, 1058 u8 *channels, size_t channel_count) 1059 { 1060 struct wcn36xx_hal_update_scan_params_req_ex msg_body; 1061 int ret; 1062 1063 mutex_lock(&wcn->hal_mutex); 1064 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); 1065 1066 msg_body.dot11d_enabled = false; 1067 msg_body.dot11d_resolved = true; 1068 1069 msg_body.channel_count = channel_count; 1070 memcpy(msg_body.channels, channels, channel_count); 1071 msg_body.active_min_ch_time = 60; 1072 msg_body.active_max_ch_time = 120; 1073 msg_body.passive_min_ch_time = 60; 1074 msg_body.passive_max_ch_time = 110; 1075 msg_body.state = PHY_SINGLE_CHANNEL_CENTERED; 1076 1077 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1078 1079 wcn36xx_dbg(WCN36XX_DBG_HAL, 1080 "hal update scan params channel_count %d\n", 1081 msg_body.channel_count); 1082 1083 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1084 if (ret) { 1085 wcn36xx_err("Sending hal_update_scan_params failed\n"); 1086 goto out; 1087 } 1088 ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf, 1089 wcn->hal_rsp_len); 1090 if (ret) { 1091 wcn36xx_err("hal_update_scan_params response failed err=%d\n", 1092 ret); 1093 goto out; 1094 } 1095 out: 1096 mutex_unlock(&wcn->hal_mutex); 1097 return ret; 1098 } 1099 1100 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, 1101 struct ieee80211_vif *vif, 1102 void *buf, 1103 size_t len) 1104 { 1105 struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; 1106 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1107 1108 if (len < sizeof(*rsp)) 1109 return -EINVAL; 1110 1111 rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; 1112 1113 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1114 wcn36xx_warn("hal add sta self failure: %d\n", 1115 rsp->status); 1116 return rsp->status; 1117 } 1118 1119 wcn36xx_dbg(WCN36XX_DBG_HAL, 1120 "hal add sta self status %d self_sta_index %d dpu_index %d\n", 1121 rsp->status, rsp->self_sta_index, rsp->dpu_index); 1122 1123 vif_priv->self_sta_index = rsp->self_sta_index; 1124 vif_priv->self_dpu_desc_index = rsp->dpu_index; 1125 1126 return 0; 1127 } 1128 1129 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1130 { 1131 struct wcn36xx_hal_add_sta_self_req msg_body; 1132 int ret; 1133 1134 mutex_lock(&wcn->hal_mutex); 1135 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); 1136 1137 memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN); 1138 1139 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1140 1141 wcn36xx_dbg(WCN36XX_DBG_HAL, 1142 "hal add sta self self_addr %pM status %d\n", 1143 msg_body.self_addr, msg_body.status); 1144 1145 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1146 if (ret) { 1147 wcn36xx_err("Sending hal_add_sta_self failed\n"); 1148 goto out; 1149 } 1150 ret = wcn36xx_smd_add_sta_self_rsp(wcn, 1151 vif, 1152 wcn->hal_buf, 1153 wcn->hal_rsp_len); 1154 if (ret) { 1155 wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret); 1156 goto out; 1157 } 1158 out: 1159 mutex_unlock(&wcn->hal_mutex); 1160 return ret; 1161 } 1162 1163 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) 1164 { 1165 struct wcn36xx_hal_del_sta_self_req_msg msg_body; 1166 int ret; 1167 1168 mutex_lock(&wcn->hal_mutex); 1169 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); 1170 1171 memcpy(&msg_body.self_addr, addr, ETH_ALEN); 1172 1173 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1174 1175 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1176 if (ret) { 1177 wcn36xx_err("Sending hal_delete_sta_self failed\n"); 1178 goto out; 1179 } 1180 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1181 if (ret) { 1182 wcn36xx_err("hal_delete_sta_self response failed err=%d\n", 1183 ret); 1184 goto out; 1185 } 1186 out: 1187 mutex_unlock(&wcn->hal_mutex); 1188 return ret; 1189 } 1190 1191 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) 1192 { 1193 struct wcn36xx_hal_delete_sta_req_msg msg_body; 1194 int ret; 1195 1196 mutex_lock(&wcn->hal_mutex); 1197 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); 1198 1199 msg_body.sta_index = sta_index; 1200 1201 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1202 1203 wcn36xx_dbg(WCN36XX_DBG_HAL, 1204 "hal delete sta sta_index %d\n", 1205 msg_body.sta_index); 1206 1207 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1208 if (ret) { 1209 wcn36xx_err("Sending hal_delete_sta failed\n"); 1210 goto out; 1211 } 1212 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1213 if (ret) { 1214 wcn36xx_err("hal_delete_sta response failed err=%d\n", ret); 1215 goto out; 1216 } 1217 out: 1218 mutex_unlock(&wcn->hal_mutex); 1219 return ret; 1220 } 1221 1222 static int wcn36xx_smd_join_rsp(void *buf, size_t len) 1223 { 1224 struct wcn36xx_hal_join_rsp_msg *rsp; 1225 1226 if (wcn36xx_smd_rsp_status_check(buf, len)) 1227 return -EIO; 1228 1229 rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; 1230 1231 wcn36xx_dbg(WCN36XX_DBG_HAL, 1232 "hal rsp join status %d tx_mgmt_power %d\n", 1233 rsp->status, rsp->tx_mgmt_power); 1234 1235 return 0; 1236 } 1237 1238 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) 1239 { 1240 struct wcn36xx_hal_join_req_msg msg_body; 1241 int ret; 1242 1243 mutex_lock(&wcn->hal_mutex); 1244 INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); 1245 1246 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 1247 memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); 1248 msg_body.channel = ch; 1249 1250 if (conf_is_ht40_minus(&wcn->hw->conf)) 1251 msg_body.secondary_channel_offset = 1252 PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; 1253 else if (conf_is_ht40_plus(&wcn->hw->conf)) 1254 msg_body.secondary_channel_offset = 1255 PHY_DOUBLE_CHANNEL_LOW_PRIMARY; 1256 else 1257 msg_body.secondary_channel_offset = 1258 PHY_SINGLE_CHANNEL_CENTERED; 1259 1260 msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; 1261 1262 msg_body.max_tx_power = 0xbf; 1263 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1264 1265 wcn36xx_dbg(WCN36XX_DBG_HAL, 1266 "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", 1267 msg_body.bssid, msg_body.self_sta_mac_addr, 1268 msg_body.channel, msg_body.link_state); 1269 1270 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1271 if (ret) { 1272 wcn36xx_err("Sending hal_join failed\n"); 1273 goto out; 1274 } 1275 ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len); 1276 if (ret) { 1277 wcn36xx_err("hal_join response failed err=%d\n", ret); 1278 goto out; 1279 } 1280 out: 1281 mutex_unlock(&wcn->hal_mutex); 1282 return ret; 1283 } 1284 1285 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, 1286 const u8 *sta_mac, 1287 enum wcn36xx_hal_link_state state) 1288 { 1289 struct wcn36xx_hal_set_link_state_req_msg msg_body; 1290 int ret; 1291 1292 mutex_lock(&wcn->hal_mutex); 1293 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); 1294 1295 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 1296 memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); 1297 msg_body.state = state; 1298 1299 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1300 1301 wcn36xx_dbg(WCN36XX_DBG_HAL, 1302 "hal set link state bssid %pM self_mac_addr %pM state %d\n", 1303 msg_body.bssid, msg_body.self_mac_addr, msg_body.state); 1304 1305 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1306 if (ret) { 1307 wcn36xx_err("Sending hal_set_link_st failed\n"); 1308 goto out; 1309 } 1310 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1311 if (ret) { 1312 wcn36xx_err("hal_set_link_st response failed err=%d\n", ret); 1313 goto out; 1314 } 1315 out: 1316 mutex_unlock(&wcn->hal_mutex); 1317 return ret; 1318 } 1319 1320 static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, 1321 const struct wcn36xx_hal_config_sta_params *orig, 1322 struct wcn36xx_hal_config_sta_params_v1 *v1) 1323 { 1324 /* convert orig to v1 format */ 1325 memcpy(&v1->bssid, orig->bssid, ETH_ALEN); 1326 memcpy(&v1->mac, orig->mac, ETH_ALEN); 1327 v1->aid = orig->aid; 1328 v1->type = orig->type; 1329 v1->short_preamble_supported = orig->short_preamble_supported; 1330 v1->listen_interval = orig->listen_interval; 1331 v1->wmm_enabled = orig->wmm_enabled; 1332 v1->ht_capable = orig->ht_capable; 1333 v1->tx_channel_width_set = orig->tx_channel_width_set; 1334 v1->rifs_mode = orig->rifs_mode; 1335 v1->lsig_txop_protection = orig->lsig_txop_protection; 1336 v1->max_ampdu_size = orig->max_ampdu_size; 1337 v1->max_ampdu_density = orig->max_ampdu_density; 1338 v1->sgi_40mhz = orig->sgi_40mhz; 1339 v1->sgi_20Mhz = orig->sgi_20Mhz; 1340 v1->rmf = orig->rmf; 1341 v1->encrypt_type = orig->encrypt_type; 1342 v1->action = orig->action; 1343 v1->uapsd = orig->uapsd; 1344 v1->max_sp_len = orig->max_sp_len; 1345 v1->green_field_capable = orig->green_field_capable; 1346 v1->mimo_ps = orig->mimo_ps; 1347 v1->delayed_ba_support = orig->delayed_ba_support; 1348 v1->max_ampdu_duration = orig->max_ampdu_duration; 1349 v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz; 1350 memcpy(&v1->supported_rates, &orig->supported_rates, 1351 sizeof(orig->supported_rates)); 1352 v1->sta_index = orig->sta_index; 1353 v1->bssid_index = orig->bssid_index; 1354 v1->p2p = orig->p2p; 1355 } 1356 1357 static void 1358 wcn36xx_smd_set_sta_params_v1(struct wcn36xx *wcn, 1359 struct ieee80211_vif *vif, 1360 struct ieee80211_sta *sta, 1361 struct wcn36xx_hal_config_sta_params_v1 *sta_par) 1362 { 1363 struct wcn36xx_sta *sta_priv = NULL; 1364 struct wcn36xx_hal_config_sta_params sta_par_v0; 1365 1366 wcn36xx_smd_set_sta_params(wcn, vif, sta, &sta_par_v0); 1367 wcn36xx_smd_convert_sta_to_v1(wcn, &sta_par_v0, sta_par); 1368 1369 if (sta) { 1370 sta_priv = wcn36xx_sta_to_priv(sta); 1371 wcn36xx_smd_set_sta_vht_params(wcn, sta, sta_par); 1372 wcn36xx_smd_set_sta_ht_ldpc_params(sta, sta_par); 1373 memcpy(&sta_par->supported_rates, &sta_priv->supported_rates, 1374 sizeof(sta_par->supported_rates)); 1375 } else { 1376 wcn36xx_set_default_rates_v1(&sta_par->supported_rates); 1377 wcn36xx_smd_set_sta_default_vht_params(wcn, sta_par); 1378 wcn36xx_smd_set_sta_default_ht_ldpc_params(wcn, sta_par); 1379 } 1380 } 1381 1382 static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, 1383 struct ieee80211_sta *sta, 1384 void *buf, 1385 size_t len) 1386 { 1387 struct wcn36xx_hal_config_sta_rsp_msg *rsp; 1388 struct config_sta_rsp_params *params; 1389 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1390 1391 if (len < sizeof(*rsp)) 1392 return -EINVAL; 1393 1394 rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; 1395 params = &rsp->params; 1396 1397 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1398 wcn36xx_warn("hal config sta response failure: %d\n", 1399 params->status); 1400 return -EIO; 1401 } 1402 1403 sta_priv->sta_index = params->sta_index; 1404 sta_priv->dpu_desc_index = params->dpu_index; 1405 sta_priv->ucast_dpu_sign = params->uc_ucast_sig; 1406 1407 wcn36xx_dbg(WCN36XX_DBG_HAL, 1408 "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n", 1409 params->status, params->sta_index, params->bssid_index, 1410 params->uc_ucast_sig, params->p2p); 1411 1412 return 0; 1413 } 1414 1415 static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, 1416 struct ieee80211_vif *vif, 1417 struct ieee80211_sta *sta) 1418 { 1419 struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; 1420 struct wcn36xx_hal_config_sta_params_v1 *sta_params; 1421 1422 if (wcn->rf_id == RF_IRIS_WCN3680) { 1423 INIT_HAL_MSG_V1(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); 1424 } else { 1425 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); 1426 msg_body.header.len -= WCN36XX_DIFF_STA_PARAMS_V1_NOVHT; 1427 } 1428 1429 sta_params = &msg_body.sta_params; 1430 1431 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta, sta_params); 1432 1433 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1434 1435 wcn36xx_dbg(WCN36XX_DBG_HAL, 1436 "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1437 sta_params->action, sta_params->sta_index, sta_params->bssid_index, 1438 sta_params->bssid, sta_params->type, sta_params->mac, sta_params->aid); 1439 1440 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1441 } 1442 1443 static int wcn36xx_smd_config_sta_v0(struct wcn36xx *wcn, 1444 struct ieee80211_vif *vif, 1445 struct ieee80211_sta *sta) 1446 { 1447 struct wcn36xx_hal_config_sta_req_msg msg; 1448 struct wcn36xx_hal_config_sta_params *sta_params; 1449 1450 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); 1451 1452 sta_params = &msg.sta_params; 1453 1454 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1455 1456 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1457 1458 wcn36xx_dbg(WCN36XX_DBG_HAL, 1459 "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1460 sta_params->action, sta_params->sta_index, 1461 sta_params->bssid_index, sta_params->bssid, 1462 sta_params->type, sta_params->mac, sta_params->aid); 1463 1464 return wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1465 } 1466 1467 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1468 struct ieee80211_sta *sta) 1469 { 1470 int ret; 1471 1472 mutex_lock(&wcn->hal_mutex); 1473 1474 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) 1475 ret = wcn36xx_smd_config_sta_v1(wcn, vif, sta); 1476 else 1477 ret = wcn36xx_smd_config_sta_v0(wcn, vif, sta); 1478 1479 if (ret) { 1480 wcn36xx_err("Sending hal_config_sta failed\n"); 1481 goto out; 1482 } 1483 ret = wcn36xx_smd_config_sta_rsp(wcn, 1484 sta, 1485 wcn->hal_buf, 1486 wcn->hal_rsp_len); 1487 if (ret) { 1488 wcn36xx_err("hal_config_sta response failed err=%d\n", ret); 1489 goto out; 1490 } 1491 out: 1492 mutex_unlock(&wcn->hal_mutex); 1493 return ret; 1494 } 1495 1496 static void wcn36xx_smd_set_bss_params(struct wcn36xx *wcn, 1497 struct ieee80211_vif *vif, 1498 struct ieee80211_sta *sta, 1499 const u8 *bssid, 1500 bool update, 1501 struct wcn36xx_hal_config_bss_params *bss) 1502 { 1503 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1504 1505 WARN_ON(is_zero_ether_addr(bssid)); 1506 1507 memcpy(&bss->bssid, bssid, ETH_ALEN); 1508 1509 memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN); 1510 1511 if (vif->type == NL80211_IFTYPE_STATION) { 1512 bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; 1513 1514 /* STA */ 1515 bss->oper_mode = 1; 1516 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; 1517 } else if (vif->type == NL80211_IFTYPE_AP || 1518 vif->type == NL80211_IFTYPE_MESH_POINT) { 1519 bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; 1520 1521 /* AP */ 1522 bss->oper_mode = 0; 1523 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; 1524 } else if (vif->type == NL80211_IFTYPE_ADHOC) { 1525 bss->bss_type = WCN36XX_HAL_IBSS_MODE; 1526 1527 /* STA */ 1528 bss->oper_mode = 1; 1529 } else { 1530 wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); 1531 } 1532 1533 if (vif->type == NL80211_IFTYPE_STATION) 1534 wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); 1535 else 1536 bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; 1537 1538 bss->short_slot_time_supported = vif->bss_conf.use_short_slot; 1539 bss->lla_coexist = 0; 1540 bss->llb_coexist = 0; 1541 bss->llg_coexist = 0; 1542 bss->rifs_mode = 0; 1543 bss->beacon_interval = vif->bss_conf.beacon_int; 1544 bss->dtim_period = vif_priv->dtim_period; 1545 1546 wcn36xx_smd_set_bss_ht_params(vif, sta, bss); 1547 1548 bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); 1549 1550 if (conf_is_ht40_minus(&wcn->hw->conf)) 1551 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; 1552 else if (conf_is_ht40_plus(&wcn->hw->conf)) 1553 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; 1554 else 1555 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; 1556 1557 bss->reserved = 0; 1558 1559 /* wcn->ssid is only valid in AP and IBSS mode */ 1560 bss->ssid.length = vif_priv->ssid.length; 1561 memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length); 1562 1563 bss->obss_prot_enabled = 0; 1564 bss->rmf = 0; 1565 bss->max_probe_resp_retry_limit = 0; 1566 bss->hidden_ssid = vif->bss_conf.hidden_ssid; 1567 bss->proxy_probe_resp = 0; 1568 bss->edca_params_valid = 0; 1569 1570 /* FIXME: set acbe, acbk, acvi and acvo */ 1571 1572 bss->ext_set_sta_key_param_valid = 0; 1573 1574 /* FIXME: set ext_set_sta_key_param */ 1575 1576 bss->spectrum_mgt_enable = 0; 1577 bss->tx_mgmt_power = 0; 1578 bss->max_tx_power = WCN36XX_MAX_POWER(wcn); 1579 bss->action = update; 1580 1581 vif_priv->bss_type = bss->bss_type; 1582 } 1583 1584 static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, 1585 struct ieee80211_vif *vif, 1586 struct ieee80211_sta *sta_80211, 1587 const u8 *bssid, 1588 bool update) 1589 { 1590 struct wcn36xx_hal_config_bss_req_msg_v1 *msg_body; 1591 struct wcn36xx_hal_config_bss_params_v1 *bss; 1592 struct wcn36xx_hal_config_bss_params bss_v0; 1593 struct wcn36xx_hal_config_sta_params_v1 *sta; 1594 struct cfg80211_chan_def *chandef; 1595 int ret; 1596 1597 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); 1598 if (!msg_body) 1599 return -ENOMEM; 1600 1601 if (wcn->rf_id == RF_IRIS_WCN3680) { 1602 INIT_HAL_MSG_V1((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); 1603 } else { 1604 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); 1605 msg_body->header.len -= WCN36XX_DIFF_BSS_PARAMS_V1_NOVHT; 1606 } 1607 1608 bss = &msg_body->bss_params; 1609 sta = &bss->sta; 1610 1611 memset(&bss_v0, 0x00, sizeof(bss_v0)); 1612 wcn36xx_smd_set_bss_params(wcn, vif, sta_80211, bssid, update, &bss_v0); 1613 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta_80211, sta); 1614 1615 /* convert orig to v1 */ 1616 memcpy(bss->bssid, &bss_v0.bssid, ETH_ALEN); 1617 memcpy(bss->self_mac_addr, &bss_v0.self_mac_addr, ETH_ALEN); 1618 1619 bss->bss_type = bss_v0.bss_type; 1620 bss->oper_mode = bss_v0.oper_mode; 1621 bss->nw_type = bss_v0.nw_type; 1622 1623 bss->short_slot_time_supported = 1624 bss_v0.short_slot_time_supported; 1625 bss->lla_coexist = bss_v0.lla_coexist; 1626 bss->llb_coexist = bss_v0.llb_coexist; 1627 bss->llg_coexist = bss_v0.llg_coexist; 1628 bss->ht20_coexist = bss_v0.ht20_coexist; 1629 bss->lln_non_gf_coexist = bss_v0.lln_non_gf_coexist; 1630 1631 bss->lsig_tx_op_protection_full_support = 1632 bss_v0.lsig_tx_op_protection_full_support; 1633 bss->rifs_mode = bss_v0.rifs_mode; 1634 bss->beacon_interval = bss_v0.beacon_interval; 1635 bss->dtim_period = bss_v0.dtim_period; 1636 bss->tx_channel_width_set = bss_v0.tx_channel_width_set; 1637 bss->oper_channel = bss_v0.oper_channel; 1638 1639 if (wcn->hw->conf.chandef.width == NL80211_CHAN_WIDTH_80) { 1640 chandef = &wcn->hw->conf.chandef; 1641 bss->ext_channel = HW_VALUE_PHY(chandef->chan->hw_value); 1642 } else { 1643 bss->ext_channel = bss_v0.ext_channel; 1644 } 1645 1646 bss->reserved = bss_v0.reserved; 1647 1648 memcpy(&bss->ssid, &bss_v0.ssid, 1649 sizeof(bss_v0.ssid)); 1650 1651 bss->action = bss_v0.action; 1652 bss->rateset = bss_v0.rateset; 1653 bss->ht = bss_v0.ht; 1654 bss->obss_prot_enabled = bss_v0.obss_prot_enabled; 1655 bss->rmf = bss_v0.rmf; 1656 bss->ht_oper_mode = bss_v0.ht_oper_mode; 1657 bss->dual_cts_protection = bss_v0.dual_cts_protection; 1658 1659 bss->max_probe_resp_retry_limit = 1660 bss_v0.max_probe_resp_retry_limit; 1661 bss->hidden_ssid = bss_v0.hidden_ssid; 1662 bss->proxy_probe_resp = bss_v0.proxy_probe_resp; 1663 bss->edca_params_valid = bss_v0.edca_params_valid; 1664 1665 memcpy(&bss->acbe, &bss_v0.acbe, 1666 sizeof(bss_v0.acbe)); 1667 memcpy(&bss->acbk, &bss_v0.acbk, 1668 sizeof(bss_v0.acbk)); 1669 memcpy(&bss->acvi, &bss_v0.acvi, 1670 sizeof(bss_v0.acvi)); 1671 memcpy(&bss->acvo, &bss_v0.acvo, 1672 sizeof(bss_v0.acvo)); 1673 1674 bss->ext_set_sta_key_param_valid = 1675 bss_v0.ext_set_sta_key_param_valid; 1676 1677 memcpy(&bss->ext_set_sta_key_param, 1678 &bss_v0.ext_set_sta_key_param, 1679 sizeof(bss_v0.acvo)); 1680 1681 bss->wcn36xx_hal_persona = bss_v0.wcn36xx_hal_persona; 1682 bss->spectrum_mgt_enable = bss_v0.spectrum_mgt_enable; 1683 bss->tx_mgmt_power = bss_v0.tx_mgmt_power; 1684 bss->max_tx_power = bss_v0.max_tx_power; 1685 1686 wcn36xx_smd_set_bss_vht_params(vif, sta_80211, bss); 1687 1688 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); 1689 1690 wcn36xx_dbg(WCN36XX_DBG_HAL, 1691 "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1692 bss->bssid, bss->self_mac_addr, bss->bss_type, 1693 bss->oper_mode, bss->nw_type); 1694 1695 wcn36xx_dbg(WCN36XX_DBG_HAL, 1696 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1697 sta->bssid, sta->action, sta->sta_index, 1698 sta->bssid_index, sta->aid, sta->type, sta->mac); 1699 1700 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 1701 kfree(msg_body); 1702 1703 return ret; 1704 } 1705 1706 static int wcn36xx_smd_config_bss_v0(struct wcn36xx *wcn, 1707 struct ieee80211_vif *vif, 1708 struct ieee80211_sta *sta, 1709 const u8 *bssid, 1710 bool update) 1711 { 1712 struct wcn36xx_hal_config_bss_req_msg *msg; 1713 struct wcn36xx_hal_config_bss_params *bss; 1714 struct wcn36xx_hal_config_sta_params *sta_params; 1715 int ret; 1716 1717 msg = kzalloc(sizeof(*msg), GFP_KERNEL); 1718 if (!msg) 1719 return -ENOMEM; 1720 1721 INIT_HAL_MSG((*msg), WCN36XX_HAL_CONFIG_BSS_REQ); 1722 1723 bss = &msg->bss_params; 1724 sta_params = &bss->sta; 1725 1726 wcn36xx_smd_set_bss_params(wcn, vif, sta, bssid, update, bss); 1727 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1728 1729 PREPARE_HAL_BUF(wcn->hal_buf, (*msg)); 1730 1731 wcn36xx_dbg(WCN36XX_DBG_HAL, 1732 "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1733 bss->bssid, bss->self_mac_addr, bss->bss_type, 1734 bss->oper_mode, bss->nw_type); 1735 1736 wcn36xx_dbg(WCN36XX_DBG_HAL, 1737 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1738 sta_params->bssid, sta_params->action, 1739 sta_params->sta_index, sta_params->bssid_index, 1740 sta_params->aid, sta_params->type, 1741 sta_params->mac); 1742 1743 ret = wcn36xx_smd_send_and_wait(wcn, msg->header.len); 1744 kfree(msg); 1745 1746 return ret; 1747 } 1748 1749 static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, 1750 struct ieee80211_vif *vif, 1751 struct ieee80211_sta *sta, 1752 void *buf, 1753 size_t len) 1754 { 1755 struct wcn36xx_hal_config_bss_rsp_msg *rsp; 1756 struct wcn36xx_hal_config_bss_rsp_params *params; 1757 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1758 1759 if (len < sizeof(*rsp)) 1760 return -EINVAL; 1761 1762 rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; 1763 params = &rsp->bss_rsp_params; 1764 1765 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1766 wcn36xx_warn("hal config bss response failure: %d\n", 1767 params->status); 1768 return -EIO; 1769 } 1770 1771 wcn36xx_dbg(WCN36XX_DBG_HAL, 1772 "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" 1773 " sta_idx %d self_idx %d bcast_idx %d mac %pM" 1774 " power %d ucast_dpu_signature %d\n", 1775 params->status, params->bss_index, params->dpu_desc_index, 1776 params->bss_sta_index, params->bss_self_sta_index, 1777 params->bss_bcast_sta_idx, params->mac, 1778 params->tx_mgmt_power, params->ucast_dpu_signature); 1779 1780 vif_priv->bss_index = params->bss_index; 1781 1782 if (sta) { 1783 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1784 sta_priv->bss_sta_index = params->bss_sta_index; 1785 sta_priv->bss_dpu_desc_index = params->dpu_desc_index; 1786 } 1787 1788 vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature; 1789 1790 return 0; 1791 } 1792 1793 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1794 struct ieee80211_sta *sta, const u8 *bssid, 1795 bool update) 1796 { 1797 int ret; 1798 1799 mutex_lock(&wcn->hal_mutex); 1800 1801 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) 1802 ret = wcn36xx_smd_config_bss_v1(wcn, vif, sta, bssid, update); 1803 else 1804 ret = wcn36xx_smd_config_bss_v0(wcn, vif, sta, bssid, update); 1805 1806 if (ret) { 1807 wcn36xx_err("Sending hal_config_bss failed\n"); 1808 goto out; 1809 } 1810 ret = wcn36xx_smd_config_bss_rsp(wcn, 1811 vif, 1812 sta, 1813 wcn->hal_buf, 1814 wcn->hal_rsp_len); 1815 if (ret) 1816 wcn36xx_err("hal_config_bss response failed err=%d\n", ret); 1817 1818 out: 1819 mutex_unlock(&wcn->hal_mutex); 1820 return ret; 1821 } 1822 1823 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1824 { 1825 struct wcn36xx_hal_delete_bss_req_msg msg_body; 1826 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1827 int ret = 0; 1828 1829 mutex_lock(&wcn->hal_mutex); 1830 1831 if (vif_priv->bss_index == WCN36XX_HAL_BSS_INVALID_IDX) 1832 goto out; 1833 1834 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); 1835 1836 msg_body.bss_index = vif_priv->bss_index; 1837 1838 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1839 1840 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); 1841 1842 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1843 if (ret) { 1844 wcn36xx_err("Sending hal_delete_bss failed\n"); 1845 goto out; 1846 } 1847 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1848 if (ret) { 1849 wcn36xx_err("hal_delete_bss response failed err=%d\n", ret); 1850 goto out; 1851 } 1852 1853 vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; 1854 out: 1855 mutex_unlock(&wcn->hal_mutex); 1856 return ret; 1857 } 1858 1859 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1860 struct sk_buff *skb_beacon, u16 tim_off, 1861 u16 p2p_off) 1862 { 1863 struct wcn36xx_hal_send_beacon_req_msg msg_body; 1864 int ret, pad, pvm_len; 1865 1866 mutex_lock(&wcn->hal_mutex); 1867 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); 1868 1869 pvm_len = skb_beacon->data[tim_off + 1] - 3; 1870 pad = TIM_MIN_PVM_SIZE - pvm_len; 1871 1872 /* Padding is irrelevant to mesh mode since tim_off is always 0. */ 1873 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1874 pad = 0; 1875 1876 msg_body.beacon_length = skb_beacon->len + pad; 1877 /* TODO need to find out why + 6 is needed */ 1878 msg_body.beacon_length6 = msg_body.beacon_length + 6; 1879 1880 if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) { 1881 wcn36xx_err("Beacon is too big: beacon size=%d\n", 1882 msg_body.beacon_length); 1883 ret = -ENOMEM; 1884 goto out; 1885 } 1886 memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len); 1887 memcpy(msg_body.bssid, vif->addr, ETH_ALEN); 1888 1889 if (pad > 0) { 1890 /* 1891 * The wcn36xx FW has a fixed size for the PVM in the TIM. If 1892 * given the beacon template from mac80211 with a PVM shorter 1893 * than the FW expectes it will overwrite the data after the 1894 * TIM. 1895 */ 1896 wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n", 1897 pad, pvm_len); 1898 memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad], 1899 &msg_body.beacon[tim_off + 5 + pvm_len], 1900 skb_beacon->len - (tim_off + 5 + pvm_len)); 1901 memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad); 1902 msg_body.beacon[tim_off + 1] += pad; 1903 } 1904 1905 /* TODO need to find out why this is needed? */ 1906 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1907 /* mesh beacon don't need this, so push further down */ 1908 msg_body.tim_ie_offset = 256; 1909 else 1910 msg_body.tim_ie_offset = tim_off+4; 1911 msg_body.p2p_ie_offset = p2p_off; 1912 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1913 1914 wcn36xx_dbg(WCN36XX_DBG_HAL, 1915 "hal send beacon beacon_length %d\n", 1916 msg_body.beacon_length); 1917 1918 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1919 if (ret) { 1920 wcn36xx_err("Sending hal_send_beacon failed\n"); 1921 goto out; 1922 } 1923 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1924 if (ret) { 1925 wcn36xx_err("hal_send_beacon response failed err=%d\n", ret); 1926 goto out; 1927 } 1928 out: 1929 mutex_unlock(&wcn->hal_mutex); 1930 return ret; 1931 } 1932 1933 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, 1934 struct ieee80211_vif *vif, 1935 struct sk_buff *skb) 1936 { 1937 struct wcn36xx_hal_send_probe_resp_req_msg msg; 1938 int ret; 1939 1940 mutex_lock(&wcn->hal_mutex); 1941 INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); 1942 1943 if (skb->len > BEACON_TEMPLATE_SIZE) { 1944 wcn36xx_warn("probe response template is too big: %d\n", 1945 skb->len); 1946 ret = -E2BIG; 1947 goto out; 1948 } 1949 1950 msg.probe_resp_template_len = skb->len; 1951 memcpy(&msg.probe_resp_template, skb->data, skb->len); 1952 1953 memcpy(msg.bssid, vif->addr, ETH_ALEN); 1954 1955 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1956 1957 wcn36xx_dbg(WCN36XX_DBG_HAL, 1958 "hal update probe rsp len %d bssid %pM\n", 1959 msg.probe_resp_template_len, msg.bssid); 1960 1961 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1962 if (ret) { 1963 wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n"); 1964 goto out; 1965 } 1966 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1967 if (ret) { 1968 wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n", 1969 ret); 1970 goto out; 1971 } 1972 out: 1973 mutex_unlock(&wcn->hal_mutex); 1974 return ret; 1975 } 1976 1977 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, 1978 enum ani_ed_type enc_type, 1979 u8 keyidx, 1980 u8 keylen, 1981 u8 *key, 1982 u8 sta_index) 1983 { 1984 struct wcn36xx_hal_set_sta_key_req_msg msg_body; 1985 int ret; 1986 1987 mutex_lock(&wcn->hal_mutex); 1988 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); 1989 1990 msg_body.set_sta_key_params.sta_index = sta_index; 1991 msg_body.set_sta_key_params.enc_type = enc_type; 1992 1993 if (enc_type == WCN36XX_HAL_ED_WEP104 || 1994 enc_type == WCN36XX_HAL_ED_WEP40) { 1995 /* Use bss key for wep (static) */ 1996 msg_body.set_sta_key_params.def_wep_idx = keyidx; 1997 msg_body.set_sta_key_params.wep_type = 0; 1998 } else { 1999 msg_body.set_sta_key_params.key[0].id = keyidx; 2000 msg_body.set_sta_key_params.key[0].unicast = 1; 2001 msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; 2002 msg_body.set_sta_key_params.key[0].pae_role = 0; 2003 msg_body.set_sta_key_params.key[0].length = keylen; 2004 memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); 2005 } 2006 2007 msg_body.set_sta_key_params.single_tid_rc = 1; 2008 2009 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2010 2011 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2012 if (ret) { 2013 wcn36xx_err("Sending hal_set_stakey failed\n"); 2014 goto out; 2015 } 2016 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2017 if (ret) { 2018 wcn36xx_err("hal_set_stakey response failed err=%d\n", ret); 2019 goto out; 2020 } 2021 out: 2022 mutex_unlock(&wcn->hal_mutex); 2023 return ret; 2024 } 2025 2026 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, 2027 enum ani_ed_type enc_type, 2028 u8 bssidx, 2029 u8 keyidx, 2030 u8 keylen, 2031 u8 *key) 2032 { 2033 struct wcn36xx_hal_set_bss_key_req_msg msg_body; 2034 int ret; 2035 2036 mutex_lock(&wcn->hal_mutex); 2037 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); 2038 msg_body.bss_idx = bssidx; 2039 msg_body.enc_type = enc_type; 2040 msg_body.num_keys = 1; 2041 msg_body.keys[0].id = keyidx; 2042 msg_body.keys[0].unicast = 0; 2043 msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; 2044 msg_body.keys[0].pae_role = 0; 2045 msg_body.keys[0].length = keylen; 2046 memcpy(msg_body.keys[0].key, key, keylen); 2047 2048 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2049 2050 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2051 if (ret) { 2052 wcn36xx_err("Sending hal_set_bsskey failed\n"); 2053 goto out; 2054 } 2055 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2056 if (ret) { 2057 wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret); 2058 goto out; 2059 } 2060 out: 2061 mutex_unlock(&wcn->hal_mutex); 2062 return ret; 2063 } 2064 2065 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, 2066 enum ani_ed_type enc_type, 2067 u8 keyidx, 2068 u8 sta_index) 2069 { 2070 struct wcn36xx_hal_remove_sta_key_req_msg msg_body; 2071 int ret; 2072 2073 mutex_lock(&wcn->hal_mutex); 2074 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); 2075 2076 msg_body.sta_idx = sta_index; 2077 msg_body.enc_type = enc_type; 2078 msg_body.key_id = keyidx; 2079 2080 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2081 2082 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2083 if (ret) { 2084 wcn36xx_err("Sending hal_remove_stakey failed\n"); 2085 goto out; 2086 } 2087 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2088 if (ret) { 2089 wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret); 2090 goto out; 2091 } 2092 out: 2093 mutex_unlock(&wcn->hal_mutex); 2094 return ret; 2095 } 2096 2097 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, 2098 enum ani_ed_type enc_type, 2099 u8 bssidx, 2100 u8 keyidx) 2101 { 2102 struct wcn36xx_hal_remove_bss_key_req_msg msg_body; 2103 int ret; 2104 2105 mutex_lock(&wcn->hal_mutex); 2106 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); 2107 msg_body.bss_idx = bssidx; 2108 msg_body.enc_type = enc_type; 2109 msg_body.key_id = keyidx; 2110 2111 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2112 2113 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2114 if (ret) { 2115 wcn36xx_err("Sending hal_remove_bsskey failed\n"); 2116 goto out; 2117 } 2118 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2119 if (ret) { 2120 wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret); 2121 goto out; 2122 } 2123 out: 2124 mutex_unlock(&wcn->hal_mutex); 2125 return ret; 2126 } 2127 2128 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 2129 { 2130 struct wcn36xx_hal_enter_bmps_req_msg msg_body; 2131 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2132 int ret; 2133 2134 mutex_lock(&wcn->hal_mutex); 2135 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ); 2136 2137 msg_body.bss_index = vif_priv->bss_index; 2138 msg_body.tbtt = vif->bss_conf.sync_tsf; 2139 msg_body.dtim_period = vif_priv->dtim_period; 2140 2141 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2142 2143 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2144 if (ret) { 2145 wcn36xx_err("Sending hal_enter_bmps failed\n"); 2146 goto out; 2147 } 2148 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2149 if (ret) { 2150 wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret); 2151 goto out; 2152 } 2153 out: 2154 mutex_unlock(&wcn->hal_mutex); 2155 return ret; 2156 } 2157 2158 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 2159 { 2160 struct wcn36xx_hal_exit_bmps_req_msg msg_body; 2161 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2162 int ret; 2163 2164 mutex_lock(&wcn->hal_mutex); 2165 INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); 2166 2167 msg_body.bss_index = vif_priv->bss_index; 2168 msg_body.send_data_null = 1; 2169 2170 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2171 2172 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2173 if (ret) { 2174 wcn36xx_err("Sending hal_exit_bmps failed\n"); 2175 goto out; 2176 } 2177 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2178 if (ret) { 2179 wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret); 2180 goto out; 2181 } 2182 out: 2183 mutex_unlock(&wcn->hal_mutex); 2184 return ret; 2185 } 2186 2187 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim) 2188 { 2189 struct wcn36xx_hal_set_power_params_req_msg msg_body; 2190 int ret; 2191 2192 mutex_lock(&wcn->hal_mutex); 2193 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ); 2194 2195 /* 2196 * When host is down ignore every second dtim 2197 */ 2198 if (ignore_dtim) { 2199 msg_body.ignore_dtim = 1; 2200 msg_body.dtim_period = 2; 2201 } 2202 msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 2203 2204 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2205 2206 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2207 if (ret) { 2208 wcn36xx_err("Sending hal_set_power_params failed\n"); 2209 goto out; 2210 } 2211 2212 out: 2213 mutex_unlock(&wcn->hal_mutex); 2214 return ret; 2215 } 2216 2217 /* Notice: This function should be called after associated, or else it 2218 * will be invalid 2219 */ 2220 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, 2221 struct ieee80211_vif *vif, 2222 int packet_type) 2223 { 2224 struct wcn36xx_hal_keep_alive_req_msg msg_body; 2225 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2226 int ret; 2227 2228 mutex_lock(&wcn->hal_mutex); 2229 INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); 2230 2231 if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { 2232 msg_body.bss_index = vif_priv->bss_index; 2233 msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; 2234 msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; 2235 } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { 2236 /* TODO: it also support ARP response type */ 2237 } else { 2238 wcn36xx_warn("unknown keep alive packet type %d\n", packet_type); 2239 ret = -EINVAL; 2240 goto out; 2241 } 2242 2243 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2244 2245 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2246 if (ret) { 2247 wcn36xx_err("Sending hal_keep_alive failed\n"); 2248 goto out; 2249 } 2250 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2251 if (ret) { 2252 wcn36xx_err("hal_keep_alive response failed err=%d\n", ret); 2253 goto out; 2254 } 2255 out: 2256 mutex_unlock(&wcn->hal_mutex); 2257 return ret; 2258 } 2259 2260 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, 2261 u32 arg3, u32 arg4, u32 arg5) 2262 { 2263 struct wcn36xx_hal_dump_cmd_req_msg msg_body; 2264 int ret; 2265 2266 mutex_lock(&wcn->hal_mutex); 2267 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); 2268 2269 msg_body.arg1 = arg1; 2270 msg_body.arg2 = arg2; 2271 msg_body.arg3 = arg3; 2272 msg_body.arg4 = arg4; 2273 msg_body.arg5 = arg5; 2274 2275 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2276 2277 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2278 if (ret) { 2279 wcn36xx_err("Sending hal_dump_cmd failed\n"); 2280 goto out; 2281 } 2282 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2283 if (ret) { 2284 wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret); 2285 goto out; 2286 } 2287 out: 2288 mutex_unlock(&wcn->hal_mutex); 2289 return ret; 2290 } 2291 2292 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2293 { 2294 int arr_idx, bit_idx; 2295 2296 if (cap < 0 || cap > 127) { 2297 wcn36xx_warn("error cap idx %d\n", cap); 2298 return; 2299 } 2300 2301 arr_idx = cap / 32; 2302 bit_idx = cap % 32; 2303 bitmap[arr_idx] |= (1 << bit_idx); 2304 } 2305 2306 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2307 { 2308 int arr_idx, bit_idx; 2309 2310 if (cap < 0 || cap > 127) { 2311 wcn36xx_warn("error cap idx %d\n", cap); 2312 return -EINVAL; 2313 } 2314 2315 arr_idx = cap / 32; 2316 bit_idx = cap % 32; 2317 2318 return (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; 2319 } 2320 2321 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2322 { 2323 int arr_idx, bit_idx; 2324 2325 if (cap < 0 || cap > 127) { 2326 wcn36xx_warn("error cap idx %d\n", cap); 2327 return; 2328 } 2329 2330 arr_idx = cap / 32; 2331 bit_idx = cap % 32; 2332 bitmap[arr_idx] &= ~(1 << bit_idx); 2333 } 2334 2335 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) 2336 { 2337 struct wcn36xx_hal_feat_caps_msg msg_body, *rsp; 2338 int ret, i; 2339 2340 mutex_lock(&wcn->hal_mutex); 2341 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); 2342 2343 set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); 2344 if (wcn->rf_id == RF_IRIS_WCN3680) 2345 set_feat_caps(msg_body.feat_caps, DOT11AC); 2346 2347 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2348 2349 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2350 if (ret) { 2351 wcn36xx_err("Sending hal_feature_caps_exchange failed\n"); 2352 goto out; 2353 } 2354 if (wcn->hal_rsp_len != sizeof(*rsp)) { 2355 wcn36xx_err("Invalid hal_feature_caps_exchange response"); 2356 goto out; 2357 } 2358 2359 rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf; 2360 2361 for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++) 2362 wcn->fw_feat_caps[i] = rsp->feat_caps[i]; 2363 out: 2364 mutex_unlock(&wcn->hal_mutex); 2365 return ret; 2366 } 2367 2368 static int wcn36xx_smd_add_ba_session_rsp(void *buf, int len, u8 *session) 2369 { 2370 struct wcn36xx_hal_add_ba_session_rsp_msg *rsp; 2371 2372 if (len < sizeof(*rsp)) 2373 return -EINVAL; 2374 2375 rsp = (struct wcn36xx_hal_add_ba_session_rsp_msg *)buf; 2376 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) 2377 return rsp->status; 2378 2379 *session = rsp->ba_session_id; 2380 2381 return 0; 2382 } 2383 2384 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, 2385 struct ieee80211_sta *sta, 2386 u16 tid, 2387 u16 *ssn, 2388 u8 direction, 2389 u8 sta_index) 2390 { 2391 struct wcn36xx_hal_add_ba_session_req_msg msg_body; 2392 u8 session_id; 2393 int ret; 2394 2395 mutex_lock(&wcn->hal_mutex); 2396 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); 2397 2398 msg_body.sta_index = sta_index; 2399 memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); 2400 msg_body.dialog_token = 0x10; 2401 msg_body.tid = tid; 2402 2403 /* Immediate BA because Delayed BA is not supported */ 2404 msg_body.policy = 1; 2405 msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; 2406 msg_body.timeout = 0; 2407 if (ssn) 2408 msg_body.ssn = *ssn; 2409 msg_body.direction = direction; 2410 2411 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2412 2413 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2414 if (ret) { 2415 wcn36xx_err("Sending hal_add_ba_session failed\n"); 2416 goto out; 2417 } 2418 ret = wcn36xx_smd_add_ba_session_rsp(wcn->hal_buf, wcn->hal_rsp_len, 2419 &session_id); 2420 if (ret) { 2421 wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); 2422 goto out; 2423 } 2424 2425 ret = session_id; 2426 out: 2427 mutex_unlock(&wcn->hal_mutex); 2428 return ret; 2429 } 2430 2431 int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id) 2432 { 2433 struct wcn36xx_hal_add_ba_req_msg msg_body; 2434 int ret; 2435 2436 mutex_lock(&wcn->hal_mutex); 2437 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); 2438 2439 msg_body.session_id = session_id; 2440 msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; 2441 2442 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2443 2444 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2445 if (ret) { 2446 wcn36xx_err("Sending hal_add_ba failed\n"); 2447 goto out; 2448 } 2449 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2450 if (ret) { 2451 wcn36xx_err("hal_add_ba response failed err=%d\n", ret); 2452 goto out; 2453 } 2454 out: 2455 mutex_unlock(&wcn->hal_mutex); 2456 return ret; 2457 } 2458 2459 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index) 2460 { 2461 struct wcn36xx_hal_del_ba_req_msg msg_body; 2462 int ret; 2463 2464 mutex_lock(&wcn->hal_mutex); 2465 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); 2466 2467 msg_body.sta_index = sta_index; 2468 msg_body.tid = tid; 2469 msg_body.direction = direction; 2470 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2471 2472 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2473 if (ret) { 2474 wcn36xx_err("Sending hal_del_ba failed\n"); 2475 goto out; 2476 } 2477 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2478 if (ret) { 2479 wcn36xx_err("hal_del_ba response failed err=%d\n", ret); 2480 goto out; 2481 } 2482 out: 2483 mutex_unlock(&wcn->hal_mutex); 2484 return ret; 2485 } 2486 2487 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) 2488 { 2489 struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; 2490 2491 if (len < sizeof(*rsp)) 2492 return -EINVAL; 2493 2494 rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; 2495 return rsp->status; 2496 } 2497 2498 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id) 2499 { 2500 struct wcn36xx_hal_trigger_ba_req_msg msg_body; 2501 struct wcn36xx_hal_trigger_ba_req_candidate *candidate; 2502 int ret; 2503 2504 mutex_lock(&wcn->hal_mutex); 2505 INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); 2506 2507 msg_body.session_id = session_id; 2508 msg_body.candidate_cnt = 1; 2509 msg_body.header.len += sizeof(*candidate); 2510 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2511 2512 candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *) 2513 (wcn->hal_buf + sizeof(msg_body)); 2514 candidate->sta_index = sta_index; 2515 candidate->tid_bitmap = 1 << tid; 2516 2517 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2518 if (ret) { 2519 wcn36xx_err("Sending hal_trigger_ba failed\n"); 2520 goto out; 2521 } 2522 ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); 2523 if (ret) { 2524 wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); 2525 goto out; 2526 } 2527 out: 2528 mutex_unlock(&wcn->hal_mutex); 2529 return ret; 2530 } 2531 2532 static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) 2533 { 2534 struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; 2535 2536 if (len != sizeof(*rsp)) { 2537 wcn36xx_warn("Bad TX complete indication\n"); 2538 return -EIO; 2539 } 2540 2541 wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); 2542 2543 return 0; 2544 } 2545 2546 static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len) 2547 { 2548 struct wcn36xx_hal_scan_offload_ind *rsp = buf; 2549 struct cfg80211_scan_info scan_info = {}; 2550 2551 if (len != sizeof(*rsp)) { 2552 wcn36xx_warn("Corrupted delete scan indication\n"); 2553 return -EIO; 2554 } 2555 2556 wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)\n", rsp->type); 2557 2558 switch (rsp->type) { 2559 case WCN36XX_HAL_SCAN_IND_FAILED: 2560 case WCN36XX_HAL_SCAN_IND_DEQUEUED: 2561 scan_info.aborted = true; 2562 fallthrough; 2563 case WCN36XX_HAL_SCAN_IND_COMPLETED: 2564 mutex_lock(&wcn->scan_lock); 2565 wcn->scan_req = NULL; 2566 if (wcn->scan_aborted) 2567 scan_info.aborted = true; 2568 mutex_unlock(&wcn->scan_lock); 2569 ieee80211_scan_completed(wcn->hw, &scan_info); 2570 break; 2571 case WCN36XX_HAL_SCAN_IND_STARTED: 2572 case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL: 2573 case WCN36XX_HAL_SCAN_IND_PREEMPTED: 2574 case WCN36XX_HAL_SCAN_IND_RESTARTED: 2575 break; 2576 default: 2577 wcn36xx_warn("Unknown scan indication type %x\n", rsp->type); 2578 } 2579 2580 return 0; 2581 } 2582 2583 static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, 2584 void *buf, 2585 size_t len) 2586 { 2587 struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf; 2588 struct ieee80211_vif *vif = NULL; 2589 struct wcn36xx_vif *tmp; 2590 2591 /* Old FW does not have bss index */ 2592 if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 2593 list_for_each_entry(tmp, &wcn->vif_list, list) { 2594 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2595 tmp->bss_index); 2596 vif = wcn36xx_priv_to_vif(tmp); 2597 ieee80211_connection_loss(vif); 2598 } 2599 return 0; 2600 } 2601 2602 if (len != sizeof(*rsp)) { 2603 wcn36xx_warn("Corrupted missed beacon indication\n"); 2604 return -EIO; 2605 } 2606 2607 list_for_each_entry(tmp, &wcn->vif_list, list) { 2608 if (tmp->bss_index == rsp->bss_index) { 2609 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2610 rsp->bss_index); 2611 vif = wcn36xx_priv_to_vif(tmp); 2612 ieee80211_connection_loss(vif); 2613 return 0; 2614 } 2615 } 2616 2617 wcn36xx_warn("BSS index %d not found\n", rsp->bss_index); 2618 return -ENOENT; 2619 } 2620 2621 static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, 2622 void *buf, 2623 size_t len) 2624 { 2625 struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; 2626 struct wcn36xx_vif *tmp; 2627 struct ieee80211_sta *sta; 2628 2629 if (len != sizeof(*rsp)) { 2630 wcn36xx_warn("Corrupted delete sta indication\n"); 2631 return -EIO; 2632 } 2633 2634 wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n", 2635 rsp->addr2, rsp->sta_id); 2636 2637 list_for_each_entry(tmp, &wcn->vif_list, list) { 2638 rcu_read_lock(); 2639 sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2); 2640 if (sta) 2641 ieee80211_report_low_ack(sta, 0); 2642 rcu_read_unlock(); 2643 if (sta) 2644 return 0; 2645 } 2646 2647 wcn36xx_warn("STA with addr %pM and index %d not found\n", 2648 rsp->addr2, 2649 rsp->sta_id); 2650 return -ENOENT; 2651 } 2652 2653 static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn, 2654 void *buf, 2655 size_t len) 2656 { 2657 struct wcn36xx_hal_print_reg_info_ind *rsp = buf; 2658 int i; 2659 2660 if (len < sizeof(*rsp)) { 2661 wcn36xx_warn("Corrupted print reg info indication\n"); 2662 return -EIO; 2663 } 2664 2665 wcn36xx_dbg(WCN36XX_DBG_HAL, 2666 "reginfo indication, scenario: 0x%x reason: 0x%x\n", 2667 rsp->scenario, rsp->reason); 2668 2669 for (i = 0; i < rsp->count; i++) { 2670 wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n", 2671 rsp->regs[i].addr, rsp->regs[i].value); 2672 } 2673 2674 return 0; 2675 } 2676 2677 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) 2678 { 2679 struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; 2680 size_t len; 2681 int ret; 2682 2683 mutex_lock(&wcn->hal_mutex); 2684 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); 2685 2686 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2687 2688 body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf; 2689 len = msg_body.header.len; 2690 2691 put_cfg_tlv_u32(wcn, &len, cfg_id, value); 2692 body->header.len = len; 2693 body->len = len - sizeof(*body); 2694 2695 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 2696 if (ret) { 2697 wcn36xx_err("Sending hal_update_cfg failed\n"); 2698 goto out; 2699 } 2700 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2701 if (ret) { 2702 wcn36xx_err("hal_update_cfg response failed err=%d\n", ret); 2703 goto out; 2704 } 2705 out: 2706 mutex_unlock(&wcn->hal_mutex); 2707 return ret; 2708 } 2709 2710 int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn, 2711 struct ieee80211_vif *vif, 2712 struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp) 2713 { 2714 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2715 struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL; 2716 int ret; 2717 2718 mutex_lock(&wcn->hal_mutex); 2719 2720 msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *) 2721 wcn->hal_buf; 2722 INIT_HAL_MSG(*msg_body, WCN36XX_HAL_8023_MULTICAST_LIST_REQ); 2723 2724 /* An empty list means all mc traffic will be received */ 2725 if (fp) 2726 memcpy(&msg_body->mc_addr_list, fp, 2727 sizeof(msg_body->mc_addr_list)); 2728 else 2729 msg_body->mc_addr_list.mc_addr_count = 0; 2730 2731 msg_body->mc_addr_list.bss_index = vif_priv->bss_index; 2732 2733 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 2734 if (ret) { 2735 wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n"); 2736 goto out; 2737 } 2738 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2739 if (ret) { 2740 wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret); 2741 goto out; 2742 } 2743 out: 2744 mutex_unlock(&wcn->hal_mutex); 2745 return ret; 2746 } 2747 2748 int wcn36xx_smd_arp_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, 2749 bool enable) 2750 { 2751 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2752 struct wcn36xx_hal_host_offload_req_msg msg_body; 2753 int ret; 2754 2755 mutex_lock(&wcn->hal_mutex); 2756 2757 INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_OFFLOAD_REQ); 2758 msg_body.host_offload_params.offload_type = 2759 WCN36XX_HAL_IPV4_ARP_REPLY_OFFLOAD; 2760 if (enable) { 2761 msg_body.host_offload_params.enable = 2762 WCN36XX_HAL_OFFLOAD_ARP_AND_BCAST_FILTER_ENABLE; 2763 memcpy(&msg_body.host_offload_params.u, 2764 &vif->bss_conf.arp_addr_list[0], sizeof(__be32)); 2765 } 2766 msg_body.ns_offload_params.bss_index = vif_priv->bss_index; 2767 2768 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2769 2770 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2771 if (ret) { 2772 wcn36xx_err("Sending host_offload_arp failed\n"); 2773 goto out; 2774 } 2775 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2776 if (ret) { 2777 wcn36xx_err("host_offload_arp failed err=%d\n", ret); 2778 goto out; 2779 } 2780 out: 2781 mutex_unlock(&wcn->hal_mutex); 2782 return ret; 2783 } 2784 2785 #if IS_ENABLED(CONFIG_IPV6) 2786 int wcn36xx_smd_ipv6_ns_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, 2787 bool enable) 2788 { 2789 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2790 struct wcn36xx_hal_host_offload_req_msg msg_body; 2791 struct wcn36xx_hal_ns_offload_params *ns_params; 2792 struct wcn36xx_hal_host_offload_req *ho_params; 2793 int ret; 2794 2795 mutex_lock(&wcn->hal_mutex); 2796 2797 INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_OFFLOAD_REQ); 2798 ho_params = &msg_body.host_offload_params; 2799 ns_params = &msg_body.ns_offload_params; 2800 2801 ho_params->offload_type = WCN36XX_HAL_IPV6_NS_OFFLOAD; 2802 if (enable) { 2803 ho_params->enable = 2804 WCN36XX_HAL_OFFLOAD_NS_AND_MCAST_FILTER_ENABLE; 2805 if (vif_priv->num_target_ipv6_addrs) { 2806 memcpy(&ho_params->u, 2807 &vif_priv->target_ipv6_addrs[0].in6_u, 2808 sizeof(struct in6_addr)); 2809 memcpy(&ns_params->target_ipv6_addr1, 2810 &vif_priv->target_ipv6_addrs[0].in6_u, 2811 sizeof(struct in6_addr)); 2812 ns_params->target_ipv6_addr1_valid = 1; 2813 } 2814 if (vif_priv->num_target_ipv6_addrs > 1) { 2815 memcpy(&ns_params->target_ipv6_addr2, 2816 &vif_priv->target_ipv6_addrs[1].in6_u, 2817 sizeof(struct in6_addr)); 2818 ns_params->target_ipv6_addr2_valid = 1; 2819 } 2820 } 2821 memcpy(&ns_params->self_addr, vif->addr, ETH_ALEN); 2822 ns_params->bss_index = vif_priv->bss_index; 2823 2824 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2825 2826 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2827 if (ret) { 2828 wcn36xx_err("Sending host_offload_arp failed\n"); 2829 goto out; 2830 } 2831 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2832 if (ret) { 2833 wcn36xx_err("host_offload_arp failed err=%d\n", ret); 2834 goto out; 2835 } 2836 out: 2837 mutex_unlock(&wcn->hal_mutex); 2838 return ret; 2839 } 2840 #else 2841 int wcn36xx_smd_ipv6_ns_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, 2842 bool enable) 2843 { 2844 return 0; 2845 } 2846 #endif 2847 2848 int wcn36xx_smd_gtk_offload(struct wcn36xx *wcn, struct ieee80211_vif *vif, 2849 bool enable) 2850 { 2851 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2852 struct wcn36xx_hal_gtk_offload_req_msg msg_body; 2853 int ret; 2854 2855 mutex_lock(&wcn->hal_mutex); 2856 2857 INIT_HAL_MSG(msg_body, WCN36XX_HAL_GTK_OFFLOAD_REQ); 2858 2859 if (enable) { 2860 memcpy(&msg_body.kek, vif_priv->rekey_data.kek, NL80211_KEK_LEN); 2861 memcpy(&msg_body.kck, vif_priv->rekey_data.kck, NL80211_KCK_LEN); 2862 msg_body.key_replay_counter = 2863 le64_to_cpu(vif_priv->rekey_data.replay_ctr); 2864 msg_body.bss_index = vif_priv->bss_index; 2865 } else { 2866 msg_body.flags = WCN36XX_HAL_GTK_OFFLOAD_FLAGS_DISABLE; 2867 } 2868 2869 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2870 2871 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2872 if (ret) { 2873 wcn36xx_err("Sending host_offload_arp failed\n"); 2874 goto out; 2875 } 2876 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2877 if (ret) { 2878 wcn36xx_err("host_offload_arp failed err=%d\n", ret); 2879 goto out; 2880 } 2881 out: 2882 mutex_unlock(&wcn->hal_mutex); 2883 return ret; 2884 } 2885 2886 static int wcn36xx_smd_gtk_offload_get_info_rsp(struct wcn36xx *wcn, 2887 struct ieee80211_vif *vif) 2888 { 2889 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2890 struct wcn36xx_hal_gtk_offload_get_info_rsp_msg *rsp; 2891 __be64 replay_ctr; 2892 2893 if (wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len)) 2894 return -EIO; 2895 2896 rsp = (struct wcn36xx_hal_gtk_offload_get_info_rsp_msg *)wcn->hal_buf; 2897 2898 if (rsp->bss_index != vif_priv->bss_index) { 2899 wcn36xx_err("gtk_offload_info invalid response bss index %d\n", 2900 rsp->bss_index); 2901 return -ENOENT; 2902 } 2903 2904 if (vif_priv->rekey_data.replay_ctr != cpu_to_le64(rsp->key_replay_counter)) { 2905 replay_ctr = cpu_to_be64(rsp->key_replay_counter); 2906 vif_priv->rekey_data.replay_ctr = 2907 cpu_to_le64(rsp->key_replay_counter); 2908 ieee80211_gtk_rekey_notify(vif, vif->bss_conf.bssid, 2909 (void *)&replay_ctr, GFP_KERNEL); 2910 wcn36xx_dbg(WCN36XX_DBG_HAL, 2911 "GTK replay counter increment %llu\n", 2912 rsp->key_replay_counter); 2913 } 2914 2915 wcn36xx_dbg(WCN36XX_DBG_HAL, 2916 "gtk offload info status %d last_rekey_status %d " 2917 "replay_counter %llu total_rekey_count %d gtk_rekey_count %d " 2918 "igtk_rekey_count %d bss_index %d\n", 2919 rsp->status, rsp->last_rekey_status, 2920 rsp->key_replay_counter, rsp->total_rekey_count, 2921 rsp->gtk_rekey_count, rsp->igtk_rekey_count, 2922 rsp->bss_index); 2923 2924 return 0; 2925 } 2926 2927 int wcn36xx_smd_gtk_offload_get_info(struct wcn36xx *wcn, 2928 struct ieee80211_vif *vif) 2929 { 2930 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2931 struct wcn36xx_hal_gtk_offload_get_info_req_msg msg_body; 2932 int ret; 2933 2934 mutex_lock(&wcn->hal_mutex); 2935 2936 INIT_HAL_MSG(msg_body, WCN36XX_HAL_GTK_OFFLOAD_GETINFO_REQ); 2937 2938 msg_body.bss_index = vif_priv->bss_index; 2939 2940 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2941 2942 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2943 if (ret) { 2944 wcn36xx_err("Sending gtk_offload_get_info failed\n"); 2945 goto out; 2946 } 2947 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2948 if (ret) { 2949 wcn36xx_err("gtk_offload_get_info failed err=%d\n", ret); 2950 goto out; 2951 } 2952 ret = wcn36xx_smd_gtk_offload_get_info_rsp(wcn, vif); 2953 out: 2954 mutex_unlock(&wcn->hal_mutex); 2955 return ret; 2956 } 2957 2958 int wcn36xx_smd_wlan_host_suspend_ind(struct wcn36xx *wcn) 2959 { 2960 struct wcn36xx_hal_wlan_host_suspend_ind_msg msg_body; 2961 int ret; 2962 2963 mutex_lock(&wcn->hal_mutex); 2964 2965 INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_SUSPEND_IND); 2966 msg_body.configured_mcst_bcst_filter_setting = 0; 2967 msg_body.active_session_count = 1; 2968 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2969 2970 ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, msg_body.header.len); 2971 2972 mutex_unlock(&wcn->hal_mutex); 2973 2974 return ret; 2975 } 2976 2977 int wcn36xx_smd_host_resume(struct wcn36xx *wcn) 2978 { 2979 struct wcn36xx_hal_wlan_host_resume_req_msg msg_body; 2980 struct wcn36xx_hal_host_resume_rsp_msg *rsp; 2981 int ret; 2982 2983 mutex_lock(&wcn->hal_mutex); 2984 2985 INIT_HAL_MSG(msg_body, WCN36XX_HAL_HOST_RESUME_REQ); 2986 msg_body.configured_mcst_bcst_filter_setting = 0; 2987 2988 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2989 2990 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2991 if (ret) { 2992 wcn36xx_err("Sending wlan_host_resume failed\n"); 2993 goto out; 2994 } 2995 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2996 if (ret) { 2997 wcn36xx_err("wlan_host_resume err=%d\n", ret); 2998 goto out; 2999 } 3000 3001 rsp = (struct wcn36xx_hal_host_resume_rsp_msg *)wcn->hal_buf; 3002 if (rsp->status) 3003 wcn36xx_warn("wlan_host_resume status=%d\n", rsp->status); 3004 3005 out: 3006 mutex_unlock(&wcn->hal_mutex); 3007 3008 return ret; 3009 } 3010 3011 int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, 3012 void *buf, int len, void *priv, u32 addr) 3013 { 3014 const struct wcn36xx_hal_msg_header *msg_header = buf; 3015 struct ieee80211_hw *hw = priv; 3016 struct wcn36xx *wcn = hw->priv; 3017 struct wcn36xx_hal_ind_msg *msg_ind; 3018 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); 3019 3020 switch (msg_header->msg_type) { 3021 case WCN36XX_HAL_START_RSP: 3022 case WCN36XX_HAL_CONFIG_STA_RSP: 3023 case WCN36XX_HAL_CONFIG_BSS_RSP: 3024 case WCN36XX_HAL_ADD_STA_SELF_RSP: 3025 case WCN36XX_HAL_STOP_RSP: 3026 case WCN36XX_HAL_DEL_STA_SELF_RSP: 3027 case WCN36XX_HAL_DELETE_STA_RSP: 3028 case WCN36XX_HAL_INIT_SCAN_RSP: 3029 case WCN36XX_HAL_START_SCAN_RSP: 3030 case WCN36XX_HAL_END_SCAN_RSP: 3031 case WCN36XX_HAL_FINISH_SCAN_RSP: 3032 case WCN36XX_HAL_DOWNLOAD_NV_RSP: 3033 case WCN36XX_HAL_DELETE_BSS_RSP: 3034 case WCN36XX_HAL_SEND_BEACON_RSP: 3035 case WCN36XX_HAL_SET_LINK_ST_RSP: 3036 case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: 3037 case WCN36XX_HAL_SET_BSSKEY_RSP: 3038 case WCN36XX_HAL_SET_STAKEY_RSP: 3039 case WCN36XX_HAL_RMV_STAKEY_RSP: 3040 case WCN36XX_HAL_RMV_BSSKEY_RSP: 3041 case WCN36XX_HAL_ENTER_BMPS_RSP: 3042 case WCN36XX_HAL_SET_POWER_PARAMS_RSP: 3043 case WCN36XX_HAL_EXIT_BMPS_RSP: 3044 case WCN36XX_HAL_KEEP_ALIVE_RSP: 3045 case WCN36XX_HAL_DUMP_COMMAND_RSP: 3046 case WCN36XX_HAL_ADD_BA_SESSION_RSP: 3047 case WCN36XX_HAL_ADD_BA_RSP: 3048 case WCN36XX_HAL_DEL_BA_RSP: 3049 case WCN36XX_HAL_TRIGGER_BA_RSP: 3050 case WCN36XX_HAL_UPDATE_CFG_RSP: 3051 case WCN36XX_HAL_JOIN_RSP: 3052 case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: 3053 case WCN36XX_HAL_CH_SWITCH_RSP: 3054 case WCN36XX_HAL_PROCESS_PTT_RSP: 3055 case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: 3056 case WCN36XX_HAL_8023_MULTICAST_LIST_RSP: 3057 case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP: 3058 case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP: 3059 case WCN36XX_HAL_HOST_OFFLOAD_RSP: 3060 case WCN36XX_HAL_GTK_OFFLOAD_RSP: 3061 case WCN36XX_HAL_GTK_OFFLOAD_GETINFO_RSP: 3062 case WCN36XX_HAL_HOST_RESUME_RSP: 3063 memcpy(wcn->hal_buf, buf, len); 3064 wcn->hal_rsp_len = len; 3065 complete(&wcn->hal_rsp_compl); 3066 break; 3067 3068 case WCN36XX_HAL_COEX_IND: 3069 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 3070 case WCN36XX_HAL_DEL_BA_IND: 3071 case WCN36XX_HAL_OTA_TX_COMPL_IND: 3072 case WCN36XX_HAL_MISSED_BEACON_IND: 3073 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 3074 case WCN36XX_HAL_PRINT_REG_INFO_IND: 3075 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 3076 msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC); 3077 if (!msg_ind) { 3078 wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", 3079 msg_header->msg_type); 3080 return -ENOMEM; 3081 } 3082 3083 msg_ind->msg_len = len; 3084 memcpy(msg_ind->msg, buf, len); 3085 3086 spin_lock(&wcn->hal_ind_lock); 3087 list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); 3088 queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); 3089 spin_unlock(&wcn->hal_ind_lock); 3090 wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); 3091 break; 3092 default: 3093 wcn36xx_err("SMD_EVENT (%d) not supported\n", 3094 msg_header->msg_type); 3095 } 3096 3097 return 0; 3098 } 3099 3100 static void wcn36xx_ind_smd_work(struct work_struct *work) 3101 { 3102 struct wcn36xx *wcn = 3103 container_of(work, struct wcn36xx, hal_ind_work); 3104 3105 for (;;) { 3106 struct wcn36xx_hal_msg_header *msg_header; 3107 struct wcn36xx_hal_ind_msg *hal_ind_msg; 3108 unsigned long flags; 3109 3110 spin_lock_irqsave(&wcn->hal_ind_lock, flags); 3111 3112 if (list_empty(&wcn->hal_ind_queue)) { 3113 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 3114 return; 3115 } 3116 3117 hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, 3118 struct wcn36xx_hal_ind_msg, 3119 list); 3120 list_del(&hal_ind_msg->list); 3121 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 3122 3123 msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; 3124 3125 switch (msg_header->msg_type) { 3126 case WCN36XX_HAL_COEX_IND: 3127 case WCN36XX_HAL_DEL_BA_IND: 3128 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 3129 break; 3130 case WCN36XX_HAL_OTA_TX_COMPL_IND: 3131 wcn36xx_smd_tx_compl_ind(wcn, 3132 hal_ind_msg->msg, 3133 hal_ind_msg->msg_len); 3134 break; 3135 case WCN36XX_HAL_MISSED_BEACON_IND: 3136 wcn36xx_smd_missed_beacon_ind(wcn, 3137 hal_ind_msg->msg, 3138 hal_ind_msg->msg_len); 3139 break; 3140 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 3141 wcn36xx_smd_delete_sta_context_ind(wcn, 3142 hal_ind_msg->msg, 3143 hal_ind_msg->msg_len); 3144 break; 3145 case WCN36XX_HAL_PRINT_REG_INFO_IND: 3146 wcn36xx_smd_print_reg_info_ind(wcn, 3147 hal_ind_msg->msg, 3148 hal_ind_msg->msg_len); 3149 break; 3150 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 3151 wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg, 3152 hal_ind_msg->msg_len); 3153 break; 3154 default: 3155 wcn36xx_err("SMD_EVENT (%d) not supported\n", 3156 msg_header->msg_type); 3157 } 3158 3159 kfree(hal_ind_msg); 3160 } 3161 } 3162 3163 int wcn36xx_smd_open(struct wcn36xx *wcn) 3164 { 3165 wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind"); 3166 if (!wcn->hal_ind_wq) 3167 return -ENOMEM; 3168 3169 INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work); 3170 INIT_LIST_HEAD(&wcn->hal_ind_queue); 3171 spin_lock_init(&wcn->hal_ind_lock); 3172 3173 return 0; 3174 } 3175 3176 void wcn36xx_smd_close(struct wcn36xx *wcn) 3177 { 3178 struct wcn36xx_hal_ind_msg *msg, *tmp; 3179 3180 cancel_work_sync(&wcn->hal_ind_work); 3181 destroy_workqueue(wcn->hal_ind_wq); 3182 3183 list_for_each_entry_safe(msg, tmp, &wcn->hal_ind_queue, list) 3184 kfree(msg); 3185 } 3186