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 }; 82 83 static struct wcn36xx_cfg_val wcn3680_cfg_vals[] = { 84 WCN36XX_CFG_VAL(CURRENT_TX_ANTENNA, 1), 85 WCN36XX_CFG_VAL(CURRENT_RX_ANTENNA, 1), 86 WCN36XX_CFG_VAL(LOW_GAIN_OVERRIDE, 0), 87 WCN36XX_CFG_VAL(POWER_STATE_PER_CHAIN, 785), 88 WCN36XX_CFG_VAL(CAL_PERIOD, 5), 89 WCN36XX_CFG_VAL(CAL_CONTROL, 1), 90 WCN36XX_CFG_VAL(PROXIMITY, 0), 91 WCN36XX_CFG_VAL(NETWORK_DENSITY, 3), 92 WCN36XX_CFG_VAL(MAX_MEDIUM_TIME, 4096), 93 WCN36XX_CFG_VAL(MAX_MPDUS_IN_AMPDU, 64), 94 WCN36XX_CFG_VAL(RTS_THRESHOLD, 2347), 95 WCN36XX_CFG_VAL(SHORT_RETRY_LIMIT, 15), 96 WCN36XX_CFG_VAL(LONG_RETRY_LIMIT, 15), 97 WCN36XX_CFG_VAL(FRAGMENTATION_THRESHOLD, 8000), 98 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ZERO, 5), 99 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_ONE, 10), 100 WCN36XX_CFG_VAL(DYNAMIC_THRESHOLD_TWO, 15), 101 WCN36XX_CFG_VAL(FIXED_RATE, 0), 102 WCN36XX_CFG_VAL(RETRYRATE_POLICY, 4), 103 WCN36XX_CFG_VAL(RETRYRATE_SECONDARY, 0), 104 WCN36XX_CFG_VAL(RETRYRATE_TERTIARY, 0), 105 WCN36XX_CFG_VAL(FORCE_POLICY_PROTECTION, 5), 106 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_24GHZ, 1), 107 WCN36XX_CFG_VAL(FIXED_RATE_MULTICAST_5GHZ, 5), 108 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_24GHZ, 1), 109 WCN36XX_CFG_VAL(DEFAULT_RATE_INDEX_5GHZ, 5), 110 WCN36XX_CFG_VAL(MAX_BA_SESSIONS, 40), 111 WCN36XX_CFG_VAL(PS_DATA_INACTIVITY_TIMEOUT, 200), 112 WCN36XX_CFG_VAL(PS_ENABLE_BCN_FILTER, 1), 113 WCN36XX_CFG_VAL(PS_ENABLE_RSSI_MONITOR, 1), 114 WCN36XX_CFG_VAL(NUM_BEACON_PER_RSSI_AVERAGE, 20), 115 WCN36XX_CFG_VAL(STATS_PERIOD, 10), 116 WCN36XX_CFG_VAL(CFP_MAX_DURATION, 30000), 117 WCN36XX_CFG_VAL(FRAME_TRANS_ENABLED, 0), 118 WCN36XX_CFG_VAL(BA_THRESHOLD_HIGH, 128), 119 WCN36XX_CFG_VAL(MAX_BA_BUFFERS, 2560), 120 WCN36XX_CFG_VAL(DYNAMIC_PS_POLL_VALUE, 0), 121 WCN36XX_CFG_VAL(TX_PWR_CTRL_ENABLE, 1), 122 WCN36XX_CFG_VAL(ENABLE_CLOSE_LOOP, 1), 123 WCN36XX_CFG_VAL(ENABLE_LPWR_IMG_TRANSITION, 0), 124 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_BT, 120000), 125 WCN36XX_CFG_VAL(BTC_STATIC_LEN_LE_WLAN, 30000), 126 WCN36XX_CFG_VAL(MAX_ASSOC_LIMIT, 10), 127 WCN36XX_CFG_VAL(ENABLE_MCC_ADAPTIVE_SCHEDULER, 0), 128 WCN36XX_CFG_VAL(TDLS_PUAPSD_MASK, 0), 129 WCN36XX_CFG_VAL(TDLS_PUAPSD_BUFFER_STA_CAPABLE, 1), 130 WCN36XX_CFG_VAL(TDLS_PUAPSD_INACTIVITY_TIME, 0), 131 WCN36XX_CFG_VAL(TDLS_PUAPSD_RX_FRAME_THRESHOLD, 10), 132 WCN36XX_CFG_VAL(TDLS_OFF_CHANNEL_CAPABLE, 1), 133 WCN36XX_CFG_VAL(ENABLE_ADAPTIVE_RX_DRAIN, 1), 134 WCN36XX_CFG_VAL(FLEXCONNECT_POWER_FACTOR, 0), 135 WCN36XX_CFG_VAL(ANTENNA_DIVERSITY, 3), 136 WCN36XX_CFG_VAL(ATH_DISABLE, 0), 137 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_WLAN_LEN, 60000), 138 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_ACTIVE_BT_LEN, 90000), 139 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_WLAN_LEN, 30000), 140 WCN36XX_CFG_VAL(BTC_SAP_STATIC_OPP_ACTIVE_BT_LEN, 30000), 141 WCN36XX_CFG_VAL(ASD_PROBE_INTERVAL, 50), 142 WCN36XX_CFG_VAL(ASD_TRIGGER_THRESHOLD, -60), 143 WCN36XX_CFG_VAL(ASD_RTT_RSSI_HYST_THRESHOLD, 3), 144 WCN36XX_CFG_VAL(BTC_CTS2S_ON_STA_DURING_SCO, 0), 145 WCN36XX_CFG_VAL(RA_FILTER_ENABLE, 0), 146 WCN36XX_CFG_VAL(RA_RATE_LIMIT_INTERVAL, 60), 147 WCN36XX_CFG_VAL(BTC_FATAL_HID_NSNIFF_BLK, 2), 148 WCN36XX_CFG_VAL(BTC_CRITICAL_HID_NSNIFF_BLK, 1), 149 WCN36XX_CFG_VAL(BTC_DYN_A2DP_TX_QUEUE_THOLD, 0), 150 WCN36XX_CFG_VAL(BTC_DYN_OPP_TX_QUEUE_THOLD, 1), 151 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_SP, 10), 152 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT, 50), 153 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT, 50), 154 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_TX_CNT_MEAS_WINDOW, 500), 155 WCN36XX_CFG_VAL(MAX_UAPSD_CONSEC_RX_CNT_MEAS_WINDOW, 500), 156 WCN36XX_CFG_VAL(MAX_PSPOLL_IN_WMM_UAPSD_PS_MODE, 0), 157 WCN36XX_CFG_VAL(MAX_UAPSD_INACTIVITY_INTERVALS, 10), 158 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_WMMPS, 1), 159 WCN36XX_CFG_VAL(BURST_MODE_BE_TXOP_VALUE, 0), 160 WCN36XX_CFG_VAL(ENABLE_DYNAMIC_RA_START_RATE, 136), 161 WCN36XX_CFG_VAL(BTC_FAST_WLAN_CONN_PREF, 1), 162 WCN36XX_CFG_VAL(ENABLE_RTSCTS_HTVHT, 0), 163 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_WLAN_LEN, 30000), 164 WCN36XX_CFG_VAL(BTC_STATIC_OPP_WLAN_IDLE_BT_LEN, 120000), 165 WCN36XX_CFG_VAL(LINK_FAIL_TX_CNT, 200), 166 WCN36XX_CFG_VAL(TOGGLE_ARP_BDRATES, 0), 167 WCN36XX_CFG_VAL(OPTIMIZE_CA_EVENT, 0), 168 WCN36XX_CFG_VAL(EXT_SCAN_CONC_MODE, 0), 169 WCN36XX_CFG_VAL(BAR_WAKEUP_HOST_DISABLE, 0), 170 WCN36XX_CFG_VAL(SAR_BOFFSET_CORRECTION_ENABLE, 0), 171 WCN36XX_CFG_VAL(BTC_DISABLE_WLAN_LINK_CRITICAL, 5), 172 WCN36XX_CFG_VAL(DISABLE_SCAN_DURING_SCO, 2), 173 WCN36XX_CFG_VAL(CONS_BCNMISS_COUNT, 0), 174 WCN36XX_CFG_VAL(UNITS_OF_BCN_WAIT_TIME, 0), 175 WCN36XX_CFG_VAL(TRIGGER_NULLFRAME_BEFORE_HB, 0), 176 WCN36XX_CFG_VAL(ENABLE_POWERSAVE_OFFLOAD, 0), 177 }; 178 179 static int put_cfg_tlv_u32(struct wcn36xx *wcn, size_t *len, u32 id, u32 value) 180 { 181 struct wcn36xx_hal_cfg *entry; 182 u32 *val; 183 184 if (*len + sizeof(*entry) + sizeof(u32) >= WCN36XX_HAL_BUF_SIZE) { 185 wcn36xx_err("Not enough room for TLV entry\n"); 186 return -ENOMEM; 187 } 188 189 entry = (struct wcn36xx_hal_cfg *) (wcn->hal_buf + *len); 190 entry->id = id; 191 entry->len = sizeof(u32); 192 entry->pad_bytes = 0; 193 entry->reserve = 0; 194 195 val = (u32 *) (entry + 1); 196 *val = value; 197 198 *len += sizeof(*entry) + sizeof(u32); 199 200 return 0; 201 } 202 203 static void wcn36xx_smd_set_bss_nw_type(struct wcn36xx *wcn, 204 struct ieee80211_sta *sta, 205 struct wcn36xx_hal_config_bss_params *bss_params) 206 { 207 if (NL80211_BAND_5GHZ == WCN36XX_BAND(wcn)) 208 bss_params->nw_type = WCN36XX_HAL_11A_NW_TYPE; 209 else if (sta && sta->ht_cap.ht_supported) 210 bss_params->nw_type = WCN36XX_HAL_11N_NW_TYPE; 211 else if (sta && (sta->supp_rates[NL80211_BAND_2GHZ] & 0x7f)) 212 bss_params->nw_type = WCN36XX_HAL_11G_NW_TYPE; 213 else 214 bss_params->nw_type = WCN36XX_HAL_11B_NW_TYPE; 215 } 216 217 static inline u8 is_cap_supported(unsigned long caps, unsigned long flag) 218 { 219 return caps & flag ? 1 : 0; 220 } 221 222 static void wcn36xx_smd_set_bss_ht_params(struct ieee80211_vif *vif, 223 struct ieee80211_sta *sta, 224 struct wcn36xx_hal_config_bss_params *bss_params) 225 { 226 if (sta && sta->ht_cap.ht_supported) { 227 unsigned long caps = sta->ht_cap.cap; 228 bss_params->ht = sta->ht_cap.ht_supported; 229 bss_params->tx_channel_width_set = is_cap_supported(caps, 230 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 231 bss_params->lsig_tx_op_protection_full_support = 232 is_cap_supported(caps, 233 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 234 235 bss_params->ht_oper_mode = vif->bss_conf.ht_operation_mode; 236 bss_params->lln_non_gf_coexist = 237 !!(vif->bss_conf.ht_operation_mode & 238 IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); 239 /* IEEE80211_HT_STBC_PARAM_DUAL_CTS_PROT */ 240 bss_params->dual_cts_protection = 0; 241 /* IEEE80211_HT_OP_MODE_PROTECTION_20MHZ */ 242 bss_params->ht20_coexist = 0; 243 } 244 } 245 246 static void 247 wcn36xx_smd_set_bss_vht_params(struct ieee80211_vif *vif, 248 struct ieee80211_sta *sta, 249 struct wcn36xx_hal_config_bss_params_v1 *bss) 250 { 251 if (sta && sta->vht_cap.vht_supported) 252 bss->vht_capable = 1; 253 } 254 255 static void wcn36xx_smd_set_sta_ht_params(struct ieee80211_sta *sta, 256 struct wcn36xx_hal_config_sta_params *sta_params) 257 { 258 if (sta->ht_cap.ht_supported) { 259 unsigned long caps = sta->ht_cap.cap; 260 sta_params->ht_capable = sta->ht_cap.ht_supported; 261 sta_params->tx_channel_width_set = is_cap_supported(caps, 262 IEEE80211_HT_CAP_SUP_WIDTH_20_40); 263 sta_params->lsig_txop_protection = is_cap_supported(caps, 264 IEEE80211_HT_CAP_LSIG_TXOP_PROT); 265 266 sta_params->max_ampdu_size = sta->ht_cap.ampdu_factor; 267 sta_params->max_ampdu_density = sta->ht_cap.ampdu_density; 268 sta_params->max_amsdu_size = is_cap_supported(caps, 269 IEEE80211_HT_CAP_MAX_AMSDU); 270 sta_params->sgi_20Mhz = is_cap_supported(caps, 271 IEEE80211_HT_CAP_SGI_20); 272 sta_params->sgi_40mhz = is_cap_supported(caps, 273 IEEE80211_HT_CAP_SGI_40); 274 sta_params->green_field_capable = is_cap_supported(caps, 275 IEEE80211_HT_CAP_GRN_FLD); 276 sta_params->delayed_ba_support = is_cap_supported(caps, 277 IEEE80211_HT_CAP_DELAY_BA); 278 sta_params->dsss_cck_mode_40mhz = is_cap_supported(caps, 279 IEEE80211_HT_CAP_DSSSCCK40); 280 } 281 } 282 283 static void wcn36xx_smd_set_sta_vht_params(struct wcn36xx *wcn, 284 struct ieee80211_sta *sta, 285 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 286 { 287 if (sta->vht_cap.vht_supported) { 288 unsigned long caps = sta->vht_cap.cap; 289 290 sta_params->vht_capable = sta->vht_cap.vht_supported; 291 sta_params->vht_ldpc_enabled = 292 is_cap_supported(caps, IEEE80211_VHT_CAP_RXLDPC); 293 if (get_feat_caps(wcn->fw_feat_caps, MU_MIMO)) { 294 sta_params->vht_tx_mu_beamformee_capable = 295 is_cap_supported(caps, IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); 296 if (sta_params->vht_tx_mu_beamformee_capable) 297 sta_params->vht_tx_bf_enabled = 1; 298 } else { 299 sta_params->vht_tx_mu_beamformee_capable = 0; 300 } 301 sta_params->vht_tx_channel_width_set = 0; 302 } 303 } 304 305 static void wcn36xx_smd_set_sta_ht_ldpc_params(struct ieee80211_sta *sta, 306 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 307 { 308 if (sta->ht_cap.ht_supported) { 309 sta_params->ht_ldpc_enabled = 310 is_cap_supported(sta->ht_cap.cap, IEEE80211_HT_CAP_LDPC_CODING); 311 } 312 } 313 314 static void wcn36xx_smd_set_sta_default_ht_params( 315 struct wcn36xx_hal_config_sta_params *sta_params) 316 { 317 sta_params->ht_capable = 1; 318 sta_params->tx_channel_width_set = 1; 319 sta_params->lsig_txop_protection = 1; 320 sta_params->max_ampdu_size = 3; 321 sta_params->max_ampdu_density = 5; 322 sta_params->max_amsdu_size = 0; 323 sta_params->sgi_20Mhz = 1; 324 sta_params->sgi_40mhz = 1; 325 sta_params->green_field_capable = 1; 326 sta_params->delayed_ba_support = 0; 327 sta_params->dsss_cck_mode_40mhz = 1; 328 } 329 330 static void wcn36xx_smd_set_sta_default_vht_params(struct wcn36xx *wcn, 331 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 332 { 333 if (wcn->rf_id == RF_IRIS_WCN3680) { 334 sta_params->vht_capable = 1; 335 sta_params->vht_tx_mu_beamformee_capable = 1; 336 } else { 337 sta_params->vht_capable = 0; 338 sta_params->vht_tx_mu_beamformee_capable = 0; 339 } 340 341 sta_params->vht_ldpc_enabled = 0; 342 sta_params->vht_tx_channel_width_set = 0; 343 sta_params->vht_tx_bf_enabled = 0; 344 } 345 346 static void wcn36xx_smd_set_sta_default_ht_ldpc_params(struct wcn36xx *wcn, 347 struct wcn36xx_hal_config_sta_params_v1 *sta_params) 348 { 349 if (wcn->rf_id == RF_IRIS_WCN3680) 350 sta_params->ht_ldpc_enabled = 1; 351 else 352 sta_params->ht_ldpc_enabled = 0; 353 } 354 355 static void wcn36xx_smd_set_sta_params(struct wcn36xx *wcn, 356 struct ieee80211_vif *vif, 357 struct ieee80211_sta *sta, 358 struct wcn36xx_hal_config_sta_params *sta_params) 359 { 360 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 361 struct wcn36xx_sta *sta_priv = NULL; 362 if (vif->type == NL80211_IFTYPE_ADHOC || 363 vif->type == NL80211_IFTYPE_AP || 364 vif->type == NL80211_IFTYPE_MESH_POINT) { 365 sta_params->type = 1; 366 sta_params->sta_index = WCN36XX_HAL_STA_INVALID_IDX; 367 } else { 368 sta_params->type = 0; 369 sta_params->sta_index = vif_priv->self_sta_index; 370 } 371 372 sta_params->listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 373 374 /* 375 * In STA mode ieee80211_sta contains bssid and ieee80211_vif 376 * contains our mac address. In AP mode we are bssid so vif 377 * contains bssid and ieee80211_sta contains mac. 378 */ 379 if (NL80211_IFTYPE_STATION == vif->type) 380 memcpy(&sta_params->mac, vif->addr, ETH_ALEN); 381 else 382 memcpy(&sta_params->bssid, vif->addr, ETH_ALEN); 383 384 sta_params->encrypt_type = vif_priv->encrypt_type; 385 sta_params->short_preamble_supported = true; 386 387 sta_params->rifs_mode = 0; 388 sta_params->rmf = 0; 389 sta_params->action = 0; 390 sta_params->uapsd = 0; 391 sta_params->mimo_ps = WCN36XX_HAL_HT_MIMO_PS_STATIC; 392 sta_params->max_ampdu_duration = 0; 393 sta_params->bssid_index = vif_priv->bss_index; 394 sta_params->p2p = 0; 395 396 if (sta) { 397 sta_priv = wcn36xx_sta_to_priv(sta); 398 if (NL80211_IFTYPE_STATION == vif->type) 399 memcpy(&sta_params->bssid, sta->addr, ETH_ALEN); 400 else 401 memcpy(&sta_params->mac, sta->addr, ETH_ALEN); 402 sta_params->wmm_enabled = sta->wme; 403 sta_params->max_sp_len = sta->max_sp; 404 sta_params->aid = sta_priv->aid; 405 wcn36xx_smd_set_sta_ht_params(sta, sta_params); 406 memcpy(&sta_params->supported_rates, &sta_priv->supported_rates, 407 sizeof(struct wcn36xx_hal_supported_rates)); 408 } else { 409 wcn36xx_set_default_rates((struct wcn36xx_hal_supported_rates *) 410 &sta_params->supported_rates); 411 wcn36xx_smd_set_sta_default_ht_params(sta_params); 412 } 413 } 414 415 static int wcn36xx_smd_send_and_wait(struct wcn36xx *wcn, size_t len) 416 { 417 int ret; 418 unsigned long start; 419 struct wcn36xx_hal_msg_header *hdr = 420 (struct wcn36xx_hal_msg_header *)wcn->hal_buf; 421 u16 req_type = hdr->msg_type; 422 423 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "HAL >>> ", wcn->hal_buf, len); 424 425 init_completion(&wcn->hal_rsp_compl); 426 start = jiffies; 427 ret = rpmsg_send(wcn->smd_channel, wcn->hal_buf, len); 428 if (ret) { 429 wcn36xx_err("HAL TX failed for req %d\n", req_type); 430 goto out; 431 } 432 if (wait_for_completion_timeout(&wcn->hal_rsp_compl, 433 msecs_to_jiffies(HAL_MSG_TIMEOUT)) <= 0) { 434 wcn36xx_err("Timeout! No SMD response to req %d in %dms\n", 435 req_type, HAL_MSG_TIMEOUT); 436 ret = -ETIME; 437 goto out; 438 } 439 wcn36xx_dbg(WCN36XX_DBG_SMD, 440 "SMD command (req %d, rsp %d) completed in %dms\n", 441 req_type, hdr->msg_type, 442 jiffies_to_msecs(jiffies - start)); 443 out: 444 return ret; 445 } 446 447 static void init_hal_msg(struct wcn36xx_hal_msg_header *hdr, 448 enum wcn36xx_hal_host_msg_type msg_type, 449 size_t msg_size) 450 { 451 memset(hdr, 0, msg_size + sizeof(*hdr)); 452 hdr->msg_type = msg_type; 453 hdr->msg_version = WCN36XX_HAL_MSG_VERSION0; 454 hdr->len = msg_size + sizeof(*hdr); 455 } 456 457 #define __INIT_HAL_MSG(msg_body, type, version) \ 458 do { \ 459 memset(&msg_body, 0, sizeof(msg_body)); \ 460 msg_body.header.msg_type = type; \ 461 msg_body.header.msg_version = version; \ 462 msg_body.header.len = sizeof(msg_body); \ 463 } while (0) \ 464 465 #define INIT_HAL_MSG(msg_body, type) \ 466 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION0) 467 468 #define INIT_HAL_MSG_V1(msg_body, type) \ 469 __INIT_HAL_MSG(msg_body, type, WCN36XX_HAL_MSG_VERSION1) 470 471 #define INIT_HAL_PTT_MSG(p_msg_body, ppt_msg_len) \ 472 do { \ 473 memset(p_msg_body, 0, sizeof(*p_msg_body) + ppt_msg_len); \ 474 p_msg_body->header.msg_type = WCN36XX_HAL_PROCESS_PTT_REQ; \ 475 p_msg_body->header.msg_version = WCN36XX_HAL_MSG_VERSION0; \ 476 p_msg_body->header.len = sizeof(*p_msg_body) + ppt_msg_len; \ 477 } while (0) 478 479 #define PREPARE_HAL_BUF(send_buf, msg_body) \ 480 do { \ 481 memset(send_buf, 0, msg_body.header.len); \ 482 memcpy(send_buf, &msg_body, sizeof(msg_body)); \ 483 } while (0) \ 484 485 #define PREPARE_HAL_PTT_MSG_BUF(send_buf, p_msg_body) \ 486 do { \ 487 memset(send_buf, 0, p_msg_body->header.len); \ 488 memcpy(send_buf, p_msg_body, p_msg_body->header.len); \ 489 } while (0) 490 491 static int wcn36xx_smd_rsp_status_check(void *buf, size_t len) 492 { 493 struct wcn36xx_fw_msg_status_rsp *rsp; 494 495 if (len < sizeof(struct wcn36xx_hal_msg_header) + 496 sizeof(struct wcn36xx_fw_msg_status_rsp)) 497 return -EIO; 498 499 rsp = (struct wcn36xx_fw_msg_status_rsp *) 500 (buf + sizeof(struct wcn36xx_hal_msg_header)); 501 502 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) 503 return rsp->status; 504 505 return 0; 506 } 507 508 int wcn36xx_smd_load_nv(struct wcn36xx *wcn) 509 { 510 struct nv_data *nv_d; 511 struct wcn36xx_hal_nv_img_download_req_msg msg_body; 512 int fw_bytes_left; 513 int ret; 514 u16 fm_offset = 0; 515 516 if (!wcn->nv) { 517 ret = request_firmware(&wcn->nv, WLAN_NV_FILE, wcn->dev); 518 if (ret) { 519 wcn36xx_err("Failed to load nv file %s: %d\n", 520 WLAN_NV_FILE, ret); 521 goto out; 522 } 523 } 524 525 nv_d = (struct nv_data *)wcn->nv->data; 526 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DOWNLOAD_NV_REQ); 527 528 msg_body.header.len += WCN36XX_NV_FRAGMENT_SIZE; 529 530 msg_body.frag_number = 0; 531 /* hal_buf must be protected with mutex */ 532 mutex_lock(&wcn->hal_mutex); 533 534 do { 535 fw_bytes_left = wcn->nv->size - fm_offset - 4; 536 if (fw_bytes_left > WCN36XX_NV_FRAGMENT_SIZE) { 537 msg_body.last_fragment = 0; 538 msg_body.nv_img_buffer_size = WCN36XX_NV_FRAGMENT_SIZE; 539 } else { 540 msg_body.last_fragment = 1; 541 msg_body.nv_img_buffer_size = fw_bytes_left; 542 543 /* Do not forget update general message len */ 544 msg_body.header.len = sizeof(msg_body) + fw_bytes_left; 545 546 } 547 548 /* Add load NV request message header */ 549 memcpy(wcn->hal_buf, &msg_body, sizeof(msg_body)); 550 551 /* Add NV body itself */ 552 memcpy(wcn->hal_buf + sizeof(msg_body), 553 &nv_d->table + fm_offset, 554 msg_body.nv_img_buffer_size); 555 556 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 557 if (ret) 558 goto out_unlock; 559 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, 560 wcn->hal_rsp_len); 561 if (ret) { 562 wcn36xx_err("hal_load_nv response failed err=%d\n", 563 ret); 564 goto out_unlock; 565 } 566 msg_body.frag_number++; 567 fm_offset += WCN36XX_NV_FRAGMENT_SIZE; 568 569 } while (msg_body.last_fragment != 1); 570 571 out_unlock: 572 mutex_unlock(&wcn->hal_mutex); 573 out: return ret; 574 } 575 576 static int wcn36xx_smd_start_rsp(struct wcn36xx *wcn, void *buf, size_t len) 577 { 578 struct wcn36xx_hal_mac_start_rsp_msg *rsp; 579 580 if (len < sizeof(*rsp)) 581 return -EIO; 582 583 rsp = (struct wcn36xx_hal_mac_start_rsp_msg *)buf; 584 585 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->start_rsp_params.status) 586 return -EIO; 587 588 memcpy(wcn->crm_version, rsp->start_rsp_params.crm_version, 589 WCN36XX_HAL_VERSION_LENGTH); 590 memcpy(wcn->wlan_version, rsp->start_rsp_params.wlan_version, 591 WCN36XX_HAL_VERSION_LENGTH); 592 593 /* null terminate the strings, just in case */ 594 wcn->crm_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 595 wcn->wlan_version[WCN36XX_HAL_VERSION_LENGTH] = '\0'; 596 597 wcn->fw_revision = rsp->start_rsp_params.version.revision; 598 wcn->fw_version = rsp->start_rsp_params.version.version; 599 wcn->fw_minor = rsp->start_rsp_params.version.minor; 600 wcn->fw_major = rsp->start_rsp_params.version.major; 601 602 if (wcn->first_boot) { 603 wcn->first_boot = false; 604 wcn36xx_info("firmware WLAN version '%s' and CRM version '%s'\n", 605 wcn->wlan_version, wcn->crm_version); 606 607 wcn36xx_info("firmware API %u.%u.%u.%u, %u stations, %u bssids\n", 608 wcn->fw_major, wcn->fw_minor, 609 wcn->fw_version, wcn->fw_revision, 610 rsp->start_rsp_params.stations, 611 rsp->start_rsp_params.bssids); 612 } 613 return 0; 614 } 615 616 int wcn36xx_smd_start(struct wcn36xx *wcn) 617 { 618 struct wcn36xx_hal_mac_start_req_msg msg_body, *body; 619 int ret; 620 int i; 621 size_t len; 622 int cfg_elements; 623 static struct wcn36xx_cfg_val *cfg_vals; 624 625 mutex_lock(&wcn->hal_mutex); 626 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_REQ); 627 628 msg_body.params.type = DRIVER_TYPE_PRODUCTION; 629 msg_body.params.len = 0; 630 631 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 632 633 body = (struct wcn36xx_hal_mac_start_req_msg *)wcn->hal_buf; 634 len = body->header.len; 635 636 if (wcn->rf_id == RF_IRIS_WCN3680) { 637 cfg_vals = wcn3680_cfg_vals; 638 cfg_elements = ARRAY_SIZE(wcn3680_cfg_vals); 639 } else { 640 cfg_vals = wcn36xx_cfg_vals; 641 cfg_elements = ARRAY_SIZE(wcn36xx_cfg_vals); 642 } 643 644 for (i = 0; i < cfg_elements; i++) { 645 ret = put_cfg_tlv_u32(wcn, &len, cfg_vals[i].cfg_id, 646 cfg_vals[i].value); 647 if (ret) 648 goto out; 649 } 650 body->header.len = len; 651 body->params.len = len - sizeof(*body); 652 653 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start type %d\n", 654 msg_body.params.type); 655 656 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 657 if (ret) { 658 wcn36xx_err("Sending hal_start failed\n"); 659 goto out; 660 } 661 662 ret = wcn36xx_smd_start_rsp(wcn, wcn->hal_buf, wcn->hal_rsp_len); 663 if (ret) { 664 wcn36xx_err("hal_start response failed err=%d\n", ret); 665 goto out; 666 } 667 668 out: 669 mutex_unlock(&wcn->hal_mutex); 670 return ret; 671 } 672 673 int wcn36xx_smd_stop(struct wcn36xx *wcn) 674 { 675 struct wcn36xx_hal_mac_stop_req_msg msg_body; 676 int ret; 677 678 mutex_lock(&wcn->hal_mutex); 679 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_REQ); 680 681 msg_body.stop_req_params.reason = HAL_STOP_TYPE_RF_KILL; 682 683 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 684 685 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 686 if (ret) { 687 wcn36xx_err("Sending hal_stop failed\n"); 688 goto out; 689 } 690 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 691 if (ret) { 692 wcn36xx_err("hal_stop response failed err=%d\n", ret); 693 goto out; 694 } 695 out: 696 mutex_unlock(&wcn->hal_mutex); 697 return ret; 698 } 699 700 int wcn36xx_smd_init_scan(struct wcn36xx *wcn, enum wcn36xx_hal_sys_mode mode, 701 struct ieee80211_vif *vif) 702 { 703 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 704 struct wcn36xx_hal_init_scan_req_msg msg_body; 705 int ret; 706 707 mutex_lock(&wcn->hal_mutex); 708 INIT_HAL_MSG(msg_body, WCN36XX_HAL_INIT_SCAN_REQ); 709 710 msg_body.mode = mode; 711 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { 712 /* Notify BSSID with null DATA packet */ 713 msg_body.frame_type = 2; 714 msg_body.notify = 1; 715 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; 716 msg_body.scan_entry.active_bss_count = 1; 717 } 718 719 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 720 721 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal init scan mode %d\n", msg_body.mode); 722 723 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 724 if (ret) { 725 wcn36xx_err("Sending hal_init_scan failed\n"); 726 goto out; 727 } 728 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 729 if (ret) { 730 wcn36xx_err("hal_init_scan response failed err=%d\n", ret); 731 goto out; 732 } 733 out: 734 mutex_unlock(&wcn->hal_mutex); 735 return ret; 736 } 737 738 int wcn36xx_smd_start_scan(struct wcn36xx *wcn, u8 scan_channel) 739 { 740 struct wcn36xx_hal_start_scan_req_msg msg_body; 741 int ret; 742 743 mutex_lock(&wcn->hal_mutex); 744 INIT_HAL_MSG(msg_body, WCN36XX_HAL_START_SCAN_REQ); 745 746 msg_body.scan_channel = scan_channel; 747 748 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 749 750 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal start scan channel %d\n", 751 msg_body.scan_channel); 752 753 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 754 if (ret) { 755 wcn36xx_err("Sending hal_start_scan failed\n"); 756 goto out; 757 } 758 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 759 if (ret) { 760 wcn36xx_err("hal_start_scan response failed err=%d\n", ret); 761 goto out; 762 } 763 out: 764 mutex_unlock(&wcn->hal_mutex); 765 return ret; 766 } 767 768 int wcn36xx_smd_end_scan(struct wcn36xx *wcn, u8 scan_channel) 769 { 770 struct wcn36xx_hal_end_scan_req_msg msg_body; 771 int ret; 772 773 mutex_lock(&wcn->hal_mutex); 774 INIT_HAL_MSG(msg_body, WCN36XX_HAL_END_SCAN_REQ); 775 776 msg_body.scan_channel = scan_channel; 777 778 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 779 780 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal end scan channel %d\n", 781 msg_body.scan_channel); 782 783 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 784 if (ret) { 785 wcn36xx_err("Sending hal_end_scan failed\n"); 786 goto out; 787 } 788 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 789 if (ret) { 790 wcn36xx_err("hal_end_scan response failed err=%d\n", ret); 791 goto out; 792 } 793 out: 794 mutex_unlock(&wcn->hal_mutex); 795 return ret; 796 } 797 798 int wcn36xx_smd_finish_scan(struct wcn36xx *wcn, 799 enum wcn36xx_hal_sys_mode mode, 800 struct ieee80211_vif *vif) 801 { 802 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 803 struct wcn36xx_hal_finish_scan_req_msg msg_body; 804 int ret; 805 806 mutex_lock(&wcn->hal_mutex); 807 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FINISH_SCAN_REQ); 808 809 msg_body.mode = mode; 810 msg_body.oper_channel = WCN36XX_HW_CHANNEL(wcn); 811 if (vif_priv->bss_index != WCN36XX_HAL_BSS_INVALID_IDX) { 812 /* Notify BSSID with null data packet */ 813 msg_body.notify = 1; 814 msg_body.frame_type = 2; 815 msg_body.scan_entry.bss_index[0] = vif_priv->bss_index; 816 msg_body.scan_entry.active_bss_count = 1; 817 } 818 819 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 820 821 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal finish scan mode %d\n", 822 msg_body.mode); 823 824 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 825 if (ret) { 826 wcn36xx_err("Sending hal_finish_scan failed\n"); 827 goto out; 828 } 829 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 830 if (ret) { 831 wcn36xx_err("hal_finish_scan response failed err=%d\n", ret); 832 goto out; 833 } 834 out: 835 mutex_unlock(&wcn->hal_mutex); 836 return ret; 837 } 838 839 int wcn36xx_smd_start_hw_scan(struct wcn36xx *wcn, struct ieee80211_vif *vif, 840 struct cfg80211_scan_request *req) 841 { 842 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 843 struct wcn36xx_hal_start_scan_offload_req_msg *msg_body; 844 int ret, i; 845 846 if (req->ie_len > WCN36XX_MAX_SCAN_IE_LEN) 847 return -EINVAL; 848 849 mutex_lock(&wcn->hal_mutex); 850 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); 851 if (!msg_body) { 852 ret = -ENOMEM; 853 goto out; 854 } 855 856 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_START_SCAN_OFFLOAD_REQ); 857 858 msg_body->scan_type = WCN36XX_HAL_SCAN_TYPE_ACTIVE; 859 msg_body->min_ch_time = 30; 860 msg_body->max_ch_time = 100; 861 msg_body->scan_hidden = 1; 862 memcpy(msg_body->mac, vif->addr, ETH_ALEN); 863 msg_body->bss_type = vif_priv->bss_type; 864 msg_body->p2p_search = vif->p2p; 865 866 msg_body->num_ssid = min_t(u8, req->n_ssids, ARRAY_SIZE(msg_body->ssids)); 867 for (i = 0; i < msg_body->num_ssid; i++) { 868 msg_body->ssids[i].length = min_t(u8, req->ssids[i].ssid_len, 869 sizeof(msg_body->ssids[i].ssid)); 870 memcpy(msg_body->ssids[i].ssid, req->ssids[i].ssid, 871 msg_body->ssids[i].length); 872 } 873 874 msg_body->num_channel = min_t(u8, req->n_channels, 875 sizeof(msg_body->channels)); 876 for (i = 0; i < msg_body->num_channel; i++) { 877 msg_body->channels[i] = 878 HW_VALUE_CHANNEL(req->channels[i]->hw_value); 879 } 880 881 msg_body->header.len -= WCN36XX_MAX_SCAN_IE_LEN; 882 883 if (req->ie_len > 0) { 884 msg_body->ie_len = req->ie_len; 885 msg_body->header.len += req->ie_len; 886 memcpy(msg_body->ie, req->ie, req->ie_len); 887 } 888 889 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); 890 891 wcn36xx_dbg(WCN36XX_DBG_HAL, 892 "hal start hw-scan (channels: %u; ssids: %u; p2p: %s)\n", 893 msg_body->num_channel, msg_body->num_ssid, 894 msg_body->p2p_search ? "yes" : "no"); 895 896 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 897 if (ret) { 898 wcn36xx_err("Sending hal_start_scan_offload failed\n"); 899 goto out; 900 } 901 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 902 if (ret) { 903 wcn36xx_err("hal_start_scan_offload response failed err=%d\n", 904 ret); 905 goto out; 906 } 907 out: 908 kfree(msg_body); 909 mutex_unlock(&wcn->hal_mutex); 910 return ret; 911 } 912 913 int wcn36xx_smd_stop_hw_scan(struct wcn36xx *wcn) 914 { 915 struct wcn36xx_hal_stop_scan_offload_req_msg msg_body; 916 int ret; 917 918 mutex_lock(&wcn->hal_mutex); 919 INIT_HAL_MSG(msg_body, WCN36XX_HAL_STOP_SCAN_OFFLOAD_REQ); 920 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 921 922 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal stop hw-scan\n"); 923 924 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 925 if (ret) { 926 wcn36xx_err("Sending hal_stop_scan_offload failed\n"); 927 goto out; 928 } 929 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 930 if (ret) { 931 wcn36xx_err("hal_stop_scan_offload response failed err=%d\n", 932 ret); 933 goto out; 934 } 935 out: 936 mutex_unlock(&wcn->hal_mutex); 937 return ret; 938 } 939 940 static int wcn36xx_smd_switch_channel_rsp(void *buf, size_t len) 941 { 942 struct wcn36xx_hal_switch_channel_rsp_msg *rsp; 943 int ret; 944 945 ret = wcn36xx_smd_rsp_status_check(buf, len); 946 if (ret) 947 return ret; 948 rsp = (struct wcn36xx_hal_switch_channel_rsp_msg *)buf; 949 wcn36xx_dbg(WCN36XX_DBG_HAL, "channel switched to: %d, status: %d\n", 950 rsp->channel_number, rsp->status); 951 return ret; 952 } 953 954 int wcn36xx_smd_switch_channel(struct wcn36xx *wcn, 955 struct ieee80211_vif *vif, int ch) 956 { 957 struct wcn36xx_hal_switch_channel_req_msg msg_body; 958 int ret; 959 960 mutex_lock(&wcn->hal_mutex); 961 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CH_SWITCH_REQ); 962 963 msg_body.channel_number = (u8)ch; 964 msg_body.tx_mgmt_power = 0xbf; 965 msg_body.max_tx_power = 0xbf; 966 memcpy(msg_body.self_sta_mac_addr, vif->addr, ETH_ALEN); 967 968 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 969 970 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 971 if (ret) { 972 wcn36xx_err("Sending hal_switch_channel failed\n"); 973 goto out; 974 } 975 ret = wcn36xx_smd_switch_channel_rsp(wcn->hal_buf, wcn->hal_rsp_len); 976 if (ret) { 977 wcn36xx_err("hal_switch_channel response failed err=%d\n", ret); 978 goto out; 979 } 980 out: 981 mutex_unlock(&wcn->hal_mutex); 982 return ret; 983 } 984 985 static int wcn36xx_smd_process_ptt_msg_rsp(void *buf, size_t len, 986 void **p_ptt_rsp_msg) 987 { 988 struct wcn36xx_hal_process_ptt_msg_rsp_msg *rsp; 989 int ret; 990 991 ret = wcn36xx_smd_rsp_status_check(buf, len); 992 if (ret) 993 return ret; 994 995 rsp = (struct wcn36xx_hal_process_ptt_msg_rsp_msg *)buf; 996 997 wcn36xx_dbg(WCN36XX_DBG_HAL, "process ptt msg responded with length %d\n", 998 rsp->header.len); 999 wcn36xx_dbg_dump(WCN36XX_DBG_HAL_DUMP, "HAL_PTT_MSG_RSP:", rsp->ptt_msg, 1000 rsp->header.len - sizeof(rsp->ptt_msg_resp_status)); 1001 1002 if (rsp->header.len > 0) { 1003 *p_ptt_rsp_msg = kmemdup(rsp->ptt_msg, rsp->header.len, 1004 GFP_ATOMIC); 1005 if (!*p_ptt_rsp_msg) 1006 return -ENOMEM; 1007 } 1008 return ret; 1009 } 1010 1011 int wcn36xx_smd_process_ptt_msg(struct wcn36xx *wcn, 1012 struct ieee80211_vif *vif, void *ptt_msg, size_t len, 1013 void **ptt_rsp_msg) 1014 { 1015 struct wcn36xx_hal_process_ptt_msg_req_msg *p_msg_body; 1016 int ret; 1017 1018 mutex_lock(&wcn->hal_mutex); 1019 p_msg_body = kmalloc( 1020 sizeof(struct wcn36xx_hal_process_ptt_msg_req_msg) + len, 1021 GFP_ATOMIC); 1022 if (!p_msg_body) { 1023 ret = -ENOMEM; 1024 goto out_nomem; 1025 } 1026 INIT_HAL_PTT_MSG(p_msg_body, len); 1027 1028 memcpy(&p_msg_body->ptt_msg, ptt_msg, len); 1029 1030 PREPARE_HAL_PTT_MSG_BUF(wcn->hal_buf, p_msg_body); 1031 1032 ret = wcn36xx_smd_send_and_wait(wcn, p_msg_body->header.len); 1033 if (ret) { 1034 wcn36xx_err("Sending hal_process_ptt_msg failed\n"); 1035 goto out; 1036 } 1037 ret = wcn36xx_smd_process_ptt_msg_rsp(wcn->hal_buf, wcn->hal_rsp_len, 1038 ptt_rsp_msg); 1039 if (ret) { 1040 wcn36xx_err("process_ptt_msg response failed err=%d\n", ret); 1041 goto out; 1042 } 1043 out: 1044 kfree(p_msg_body); 1045 out_nomem: 1046 mutex_unlock(&wcn->hal_mutex); 1047 return ret; 1048 } 1049 1050 static int wcn36xx_smd_update_scan_params_rsp(void *buf, size_t len) 1051 { 1052 struct wcn36xx_hal_update_scan_params_resp *rsp; 1053 1054 rsp = (struct wcn36xx_hal_update_scan_params_resp *)buf; 1055 1056 /* Remove the PNO version bit */ 1057 rsp->status &= (~(WCN36XX_FW_MSG_PNO_VERSION_MASK)); 1058 1059 if (WCN36XX_FW_MSG_RESULT_SUCCESS != rsp->status) { 1060 wcn36xx_warn("error response from update scan\n"); 1061 return rsp->status; 1062 } 1063 1064 return 0; 1065 } 1066 1067 int wcn36xx_smd_update_scan_params(struct wcn36xx *wcn, 1068 u8 *channels, size_t channel_count) 1069 { 1070 struct wcn36xx_hal_update_scan_params_req_ex msg_body; 1071 int ret; 1072 1073 mutex_lock(&wcn->hal_mutex); 1074 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_SCAN_PARAM_REQ); 1075 1076 msg_body.dot11d_enabled = false; 1077 msg_body.dot11d_resolved = true; 1078 1079 msg_body.channel_count = channel_count; 1080 memcpy(msg_body.channels, channels, channel_count); 1081 msg_body.active_min_ch_time = 60; 1082 msg_body.active_max_ch_time = 120; 1083 msg_body.passive_min_ch_time = 60; 1084 msg_body.passive_max_ch_time = 110; 1085 msg_body.state = PHY_SINGLE_CHANNEL_CENTERED; 1086 1087 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1088 1089 wcn36xx_dbg(WCN36XX_DBG_HAL, 1090 "hal update scan params channel_count %d\n", 1091 msg_body.channel_count); 1092 1093 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1094 if (ret) { 1095 wcn36xx_err("Sending hal_update_scan_params failed\n"); 1096 goto out; 1097 } 1098 ret = wcn36xx_smd_update_scan_params_rsp(wcn->hal_buf, 1099 wcn->hal_rsp_len); 1100 if (ret) { 1101 wcn36xx_err("hal_update_scan_params response failed err=%d\n", 1102 ret); 1103 goto out; 1104 } 1105 out: 1106 mutex_unlock(&wcn->hal_mutex); 1107 return ret; 1108 } 1109 1110 static int wcn36xx_smd_add_sta_self_rsp(struct wcn36xx *wcn, 1111 struct ieee80211_vif *vif, 1112 void *buf, 1113 size_t len) 1114 { 1115 struct wcn36xx_hal_add_sta_self_rsp_msg *rsp; 1116 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1117 1118 if (len < sizeof(*rsp)) 1119 return -EINVAL; 1120 1121 rsp = (struct wcn36xx_hal_add_sta_self_rsp_msg *)buf; 1122 1123 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1124 wcn36xx_warn("hal add sta self failure: %d\n", 1125 rsp->status); 1126 return rsp->status; 1127 } 1128 1129 wcn36xx_dbg(WCN36XX_DBG_HAL, 1130 "hal add sta self status %d self_sta_index %d dpu_index %d\n", 1131 rsp->status, rsp->self_sta_index, rsp->dpu_index); 1132 1133 vif_priv->self_sta_index = rsp->self_sta_index; 1134 vif_priv->self_dpu_desc_index = rsp->dpu_index; 1135 1136 return 0; 1137 } 1138 1139 int wcn36xx_smd_add_sta_self(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1140 { 1141 struct wcn36xx_hal_add_sta_self_req msg_body; 1142 int ret; 1143 1144 mutex_lock(&wcn->hal_mutex); 1145 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_STA_SELF_REQ); 1146 1147 memcpy(&msg_body.self_addr, vif->addr, ETH_ALEN); 1148 1149 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1150 1151 wcn36xx_dbg(WCN36XX_DBG_HAL, 1152 "hal add sta self self_addr %pM status %d\n", 1153 msg_body.self_addr, msg_body.status); 1154 1155 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1156 if (ret) { 1157 wcn36xx_err("Sending hal_add_sta_self failed\n"); 1158 goto out; 1159 } 1160 ret = wcn36xx_smd_add_sta_self_rsp(wcn, 1161 vif, 1162 wcn->hal_buf, 1163 wcn->hal_rsp_len); 1164 if (ret) { 1165 wcn36xx_err("hal_add_sta_self response failed err=%d\n", ret); 1166 goto out; 1167 } 1168 out: 1169 mutex_unlock(&wcn->hal_mutex); 1170 return ret; 1171 } 1172 1173 int wcn36xx_smd_delete_sta_self(struct wcn36xx *wcn, u8 *addr) 1174 { 1175 struct wcn36xx_hal_del_sta_self_req_msg msg_body; 1176 int ret; 1177 1178 mutex_lock(&wcn->hal_mutex); 1179 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_STA_SELF_REQ); 1180 1181 memcpy(&msg_body.self_addr, addr, ETH_ALEN); 1182 1183 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1184 1185 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1186 if (ret) { 1187 wcn36xx_err("Sending hal_delete_sta_self failed\n"); 1188 goto out; 1189 } 1190 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1191 if (ret) { 1192 wcn36xx_err("hal_delete_sta_self response failed err=%d\n", 1193 ret); 1194 goto out; 1195 } 1196 out: 1197 mutex_unlock(&wcn->hal_mutex); 1198 return ret; 1199 } 1200 1201 int wcn36xx_smd_delete_sta(struct wcn36xx *wcn, u8 sta_index) 1202 { 1203 struct wcn36xx_hal_delete_sta_req_msg msg_body; 1204 int ret; 1205 1206 mutex_lock(&wcn->hal_mutex); 1207 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_STA_REQ); 1208 1209 msg_body.sta_index = sta_index; 1210 1211 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1212 1213 wcn36xx_dbg(WCN36XX_DBG_HAL, 1214 "hal delete sta sta_index %d\n", 1215 msg_body.sta_index); 1216 1217 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1218 if (ret) { 1219 wcn36xx_err("Sending hal_delete_sta failed\n"); 1220 goto out; 1221 } 1222 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1223 if (ret) { 1224 wcn36xx_err("hal_delete_sta response failed err=%d\n", ret); 1225 goto out; 1226 } 1227 out: 1228 mutex_unlock(&wcn->hal_mutex); 1229 return ret; 1230 } 1231 1232 static int wcn36xx_smd_join_rsp(void *buf, size_t len) 1233 { 1234 struct wcn36xx_hal_join_rsp_msg *rsp; 1235 1236 if (wcn36xx_smd_rsp_status_check(buf, len)) 1237 return -EIO; 1238 1239 rsp = (struct wcn36xx_hal_join_rsp_msg *)buf; 1240 1241 wcn36xx_dbg(WCN36XX_DBG_HAL, 1242 "hal rsp join status %d tx_mgmt_power %d\n", 1243 rsp->status, rsp->tx_mgmt_power); 1244 1245 return 0; 1246 } 1247 1248 int wcn36xx_smd_join(struct wcn36xx *wcn, const u8 *bssid, u8 *vif, u8 ch) 1249 { 1250 struct wcn36xx_hal_join_req_msg msg_body; 1251 int ret; 1252 1253 mutex_lock(&wcn->hal_mutex); 1254 INIT_HAL_MSG(msg_body, WCN36XX_HAL_JOIN_REQ); 1255 1256 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 1257 memcpy(&msg_body.self_sta_mac_addr, vif, ETH_ALEN); 1258 msg_body.channel = ch; 1259 1260 if (conf_is_ht40_minus(&wcn->hw->conf)) 1261 msg_body.secondary_channel_offset = 1262 PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; 1263 else if (conf_is_ht40_plus(&wcn->hw->conf)) 1264 msg_body.secondary_channel_offset = 1265 PHY_DOUBLE_CHANNEL_LOW_PRIMARY; 1266 else 1267 msg_body.secondary_channel_offset = 1268 PHY_SINGLE_CHANNEL_CENTERED; 1269 1270 msg_body.link_state = WCN36XX_HAL_LINK_PREASSOC_STATE; 1271 1272 msg_body.max_tx_power = 0xbf; 1273 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1274 1275 wcn36xx_dbg(WCN36XX_DBG_HAL, 1276 "hal join req bssid %pM self_sta_mac_addr %pM channel %d link_state %d\n", 1277 msg_body.bssid, msg_body.self_sta_mac_addr, 1278 msg_body.channel, msg_body.link_state); 1279 1280 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1281 if (ret) { 1282 wcn36xx_err("Sending hal_join failed\n"); 1283 goto out; 1284 } 1285 ret = wcn36xx_smd_join_rsp(wcn->hal_buf, wcn->hal_rsp_len); 1286 if (ret) { 1287 wcn36xx_err("hal_join response failed err=%d\n", ret); 1288 goto out; 1289 } 1290 out: 1291 mutex_unlock(&wcn->hal_mutex); 1292 return ret; 1293 } 1294 1295 int wcn36xx_smd_set_link_st(struct wcn36xx *wcn, const u8 *bssid, 1296 const u8 *sta_mac, 1297 enum wcn36xx_hal_link_state state) 1298 { 1299 struct wcn36xx_hal_set_link_state_req_msg msg_body; 1300 int ret; 1301 1302 mutex_lock(&wcn->hal_mutex); 1303 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_LINK_ST_REQ); 1304 1305 memcpy(&msg_body.bssid, bssid, ETH_ALEN); 1306 memcpy(&msg_body.self_mac_addr, sta_mac, ETH_ALEN); 1307 msg_body.state = state; 1308 1309 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1310 1311 wcn36xx_dbg(WCN36XX_DBG_HAL, 1312 "hal set link state bssid %pM self_mac_addr %pM state %d\n", 1313 msg_body.bssid, msg_body.self_mac_addr, msg_body.state); 1314 1315 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1316 if (ret) { 1317 wcn36xx_err("Sending hal_set_link_st failed\n"); 1318 goto out; 1319 } 1320 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1321 if (ret) { 1322 wcn36xx_err("hal_set_link_st response failed err=%d\n", ret); 1323 goto out; 1324 } 1325 out: 1326 mutex_unlock(&wcn->hal_mutex); 1327 return ret; 1328 } 1329 1330 static void wcn36xx_smd_convert_sta_to_v1(struct wcn36xx *wcn, 1331 const struct wcn36xx_hal_config_sta_params *orig, 1332 struct wcn36xx_hal_config_sta_params_v1 *v1) 1333 { 1334 /* convert orig to v1 format */ 1335 memcpy(&v1->bssid, orig->bssid, ETH_ALEN); 1336 memcpy(&v1->mac, orig->mac, ETH_ALEN); 1337 v1->aid = orig->aid; 1338 v1->type = orig->type; 1339 v1->short_preamble_supported = orig->short_preamble_supported; 1340 v1->listen_interval = orig->listen_interval; 1341 v1->wmm_enabled = orig->wmm_enabled; 1342 v1->ht_capable = orig->ht_capable; 1343 v1->tx_channel_width_set = orig->tx_channel_width_set; 1344 v1->rifs_mode = orig->rifs_mode; 1345 v1->lsig_txop_protection = orig->lsig_txop_protection; 1346 v1->max_ampdu_size = orig->max_ampdu_size; 1347 v1->max_ampdu_density = orig->max_ampdu_density; 1348 v1->sgi_40mhz = orig->sgi_40mhz; 1349 v1->sgi_20Mhz = orig->sgi_20Mhz; 1350 v1->rmf = orig->rmf; 1351 v1->encrypt_type = orig->encrypt_type; 1352 v1->action = orig->action; 1353 v1->uapsd = orig->uapsd; 1354 v1->max_sp_len = orig->max_sp_len; 1355 v1->green_field_capable = orig->green_field_capable; 1356 v1->mimo_ps = orig->mimo_ps; 1357 v1->delayed_ba_support = orig->delayed_ba_support; 1358 v1->max_ampdu_duration = orig->max_ampdu_duration; 1359 v1->dsss_cck_mode_40mhz = orig->dsss_cck_mode_40mhz; 1360 memcpy(&v1->supported_rates, &orig->supported_rates, 1361 sizeof(orig->supported_rates)); 1362 v1->sta_index = orig->sta_index; 1363 v1->bssid_index = orig->bssid_index; 1364 v1->p2p = orig->p2p; 1365 } 1366 1367 static void 1368 wcn36xx_smd_set_sta_params_v1(struct wcn36xx *wcn, 1369 struct ieee80211_vif *vif, 1370 struct ieee80211_sta *sta, 1371 struct wcn36xx_hal_config_sta_params_v1 *sta_par) 1372 { 1373 struct wcn36xx_sta *sta_priv = NULL; 1374 struct wcn36xx_hal_config_sta_params sta_par_v0; 1375 1376 wcn36xx_smd_set_sta_params(wcn, vif, sta, &sta_par_v0); 1377 wcn36xx_smd_convert_sta_to_v1(wcn, &sta_par_v0, sta_par); 1378 1379 if (sta) { 1380 sta_priv = wcn36xx_sta_to_priv(sta); 1381 wcn36xx_smd_set_sta_vht_params(wcn, sta, sta_par); 1382 wcn36xx_smd_set_sta_ht_ldpc_params(sta, sta_par); 1383 memcpy(&sta_par->supported_rates, &sta_priv->supported_rates, 1384 sizeof(sta_par->supported_rates)); 1385 } else { 1386 wcn36xx_set_default_rates_v1(&sta_par->supported_rates); 1387 wcn36xx_smd_set_sta_default_vht_params(wcn, sta_par); 1388 wcn36xx_smd_set_sta_default_ht_ldpc_params(wcn, sta_par); 1389 } 1390 } 1391 1392 static int wcn36xx_smd_config_sta_rsp(struct wcn36xx *wcn, 1393 struct ieee80211_sta *sta, 1394 void *buf, 1395 size_t len) 1396 { 1397 struct wcn36xx_hal_config_sta_rsp_msg *rsp; 1398 struct config_sta_rsp_params *params; 1399 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1400 1401 if (len < sizeof(*rsp)) 1402 return -EINVAL; 1403 1404 rsp = (struct wcn36xx_hal_config_sta_rsp_msg *)buf; 1405 params = &rsp->params; 1406 1407 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1408 wcn36xx_warn("hal config sta response failure: %d\n", 1409 params->status); 1410 return -EIO; 1411 } 1412 1413 sta_priv->sta_index = params->sta_index; 1414 sta_priv->dpu_desc_index = params->dpu_index; 1415 sta_priv->ucast_dpu_sign = params->uc_ucast_sig; 1416 1417 wcn36xx_dbg(WCN36XX_DBG_HAL, 1418 "hal config sta rsp status %d sta_index %d bssid_index %d uc_ucast_sig %d p2p %d\n", 1419 params->status, params->sta_index, params->bssid_index, 1420 params->uc_ucast_sig, params->p2p); 1421 1422 return 0; 1423 } 1424 1425 static int wcn36xx_smd_config_sta_v1(struct wcn36xx *wcn, 1426 struct ieee80211_vif *vif, 1427 struct ieee80211_sta *sta) 1428 { 1429 struct wcn36xx_hal_config_sta_req_msg_v1 msg_body; 1430 struct wcn36xx_hal_config_sta_params_v1 *sta_params; 1431 1432 if (wcn->rf_id == RF_IRIS_WCN3680) { 1433 INIT_HAL_MSG_V1(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); 1434 } else { 1435 INIT_HAL_MSG(msg_body, WCN36XX_HAL_CONFIG_STA_REQ); 1436 msg_body.header.len -= WCN36XX_DIFF_STA_PARAMS_V1_NOVHT; 1437 } 1438 1439 sta_params = &msg_body.sta_params; 1440 1441 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta, sta_params); 1442 1443 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1444 1445 wcn36xx_dbg(WCN36XX_DBG_HAL, 1446 "hal config sta v1 action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1447 sta_params->action, sta_params->sta_index, sta_params->bssid_index, 1448 sta_params->bssid, sta_params->type, sta_params->mac, sta_params->aid); 1449 1450 return wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1451 } 1452 1453 static int wcn36xx_smd_config_sta_v0(struct wcn36xx *wcn, 1454 struct ieee80211_vif *vif, 1455 struct ieee80211_sta *sta) 1456 { 1457 struct wcn36xx_hal_config_sta_req_msg msg; 1458 struct wcn36xx_hal_config_sta_params *sta_params; 1459 1460 INIT_HAL_MSG(msg, WCN36XX_HAL_CONFIG_STA_REQ); 1461 1462 sta_params = &msg.sta_params; 1463 1464 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1465 1466 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1467 1468 wcn36xx_dbg(WCN36XX_DBG_HAL, 1469 "hal config sta action %d sta_index %d bssid_index %d bssid %pM type %d mac %pM aid %d\n", 1470 sta_params->action, sta_params->sta_index, 1471 sta_params->bssid_index, sta_params->bssid, 1472 sta_params->type, sta_params->mac, sta_params->aid); 1473 1474 return wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1475 } 1476 1477 int wcn36xx_smd_config_sta(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1478 struct ieee80211_sta *sta) 1479 { 1480 int ret; 1481 1482 mutex_lock(&wcn->hal_mutex); 1483 1484 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) 1485 ret = wcn36xx_smd_config_sta_v1(wcn, vif, sta); 1486 else 1487 ret = wcn36xx_smd_config_sta_v0(wcn, vif, sta); 1488 1489 if (ret) { 1490 wcn36xx_err("Sending hal_config_sta failed\n"); 1491 goto out; 1492 } 1493 ret = wcn36xx_smd_config_sta_rsp(wcn, 1494 sta, 1495 wcn->hal_buf, 1496 wcn->hal_rsp_len); 1497 if (ret) { 1498 wcn36xx_err("hal_config_sta response failed err=%d\n", ret); 1499 goto out; 1500 } 1501 out: 1502 mutex_unlock(&wcn->hal_mutex); 1503 return ret; 1504 } 1505 1506 static void wcn36xx_smd_set_bss_params(struct wcn36xx *wcn, 1507 struct ieee80211_vif *vif, 1508 struct ieee80211_sta *sta, 1509 const u8 *bssid, 1510 bool update, 1511 struct wcn36xx_hal_config_bss_params *bss) 1512 { 1513 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1514 1515 WARN_ON(is_zero_ether_addr(bssid)); 1516 1517 memcpy(&bss->bssid, bssid, ETH_ALEN); 1518 1519 memcpy(bss->self_mac_addr, vif->addr, ETH_ALEN); 1520 1521 if (vif->type == NL80211_IFTYPE_STATION) { 1522 bss->bss_type = WCN36XX_HAL_INFRASTRUCTURE_MODE; 1523 1524 /* STA */ 1525 bss->oper_mode = 1; 1526 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_MODE; 1527 } else if (vif->type == NL80211_IFTYPE_AP || 1528 vif->type == NL80211_IFTYPE_MESH_POINT) { 1529 bss->bss_type = WCN36XX_HAL_INFRA_AP_MODE; 1530 1531 /* AP */ 1532 bss->oper_mode = 0; 1533 bss->wcn36xx_hal_persona = WCN36XX_HAL_STA_SAP_MODE; 1534 } else if (vif->type == NL80211_IFTYPE_ADHOC) { 1535 bss->bss_type = WCN36XX_HAL_IBSS_MODE; 1536 1537 /* STA */ 1538 bss->oper_mode = 1; 1539 } else { 1540 wcn36xx_warn("Unknown type for bss config: %d\n", vif->type); 1541 } 1542 1543 if (vif->type == NL80211_IFTYPE_STATION) 1544 wcn36xx_smd_set_bss_nw_type(wcn, sta, bss); 1545 else 1546 bss->nw_type = WCN36XX_HAL_11N_NW_TYPE; 1547 1548 bss->short_slot_time_supported = vif->bss_conf.use_short_slot; 1549 bss->lla_coexist = 0; 1550 bss->llb_coexist = 0; 1551 bss->llg_coexist = 0; 1552 bss->rifs_mode = 0; 1553 bss->beacon_interval = vif->bss_conf.beacon_int; 1554 bss->dtim_period = vif_priv->dtim_period; 1555 1556 wcn36xx_smd_set_bss_ht_params(vif, sta, bss); 1557 1558 bss->oper_channel = WCN36XX_HW_CHANNEL(wcn); 1559 1560 if (conf_is_ht40_minus(&wcn->hw->conf)) 1561 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_BELOW; 1562 else if (conf_is_ht40_plus(&wcn->hw->conf)) 1563 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_ABOVE; 1564 else 1565 bss->ext_channel = IEEE80211_HT_PARAM_CHA_SEC_NONE; 1566 1567 bss->reserved = 0; 1568 1569 /* wcn->ssid is only valid in AP and IBSS mode */ 1570 bss->ssid.length = vif_priv->ssid.length; 1571 memcpy(bss->ssid.ssid, vif_priv->ssid.ssid, vif_priv->ssid.length); 1572 1573 bss->obss_prot_enabled = 0; 1574 bss->rmf = 0; 1575 bss->max_probe_resp_retry_limit = 0; 1576 bss->hidden_ssid = vif->bss_conf.hidden_ssid; 1577 bss->proxy_probe_resp = 0; 1578 bss->edca_params_valid = 0; 1579 1580 /* FIXME: set acbe, acbk, acvi and acvo */ 1581 1582 bss->ext_set_sta_key_param_valid = 0; 1583 1584 /* FIXME: set ext_set_sta_key_param */ 1585 1586 bss->spectrum_mgt_enable = 0; 1587 bss->tx_mgmt_power = 0; 1588 bss->max_tx_power = WCN36XX_MAX_POWER(wcn); 1589 bss->action = update; 1590 1591 vif_priv->bss_type = bss->bss_type; 1592 } 1593 1594 static int wcn36xx_smd_config_bss_v1(struct wcn36xx *wcn, 1595 struct ieee80211_vif *vif, 1596 struct ieee80211_sta *sta_80211, 1597 const u8 *bssid, 1598 bool update) 1599 { 1600 struct wcn36xx_hal_config_bss_req_msg_v1 *msg_body; 1601 struct wcn36xx_hal_config_bss_params_v1 *bss; 1602 struct wcn36xx_hal_config_bss_params bss_v0; 1603 struct wcn36xx_hal_config_sta_params_v1 *sta; 1604 struct cfg80211_chan_def *chandef; 1605 int ret; 1606 1607 msg_body = kzalloc(sizeof(*msg_body), GFP_KERNEL); 1608 if (!msg_body) 1609 return -ENOMEM; 1610 1611 if (wcn->rf_id == RF_IRIS_WCN3680) { 1612 INIT_HAL_MSG_V1((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); 1613 } else { 1614 INIT_HAL_MSG((*msg_body), WCN36XX_HAL_CONFIG_BSS_REQ); 1615 msg_body->header.len -= WCN36XX_DIFF_BSS_PARAMS_V1_NOVHT; 1616 } 1617 1618 bss = &msg_body->bss_params; 1619 sta = &bss->sta; 1620 1621 memset(&bss_v0, 0x00, sizeof(bss_v0)); 1622 wcn36xx_smd_set_bss_params(wcn, vif, sta_80211, bssid, update, &bss_v0); 1623 wcn36xx_smd_set_sta_params_v1(wcn, vif, sta_80211, sta); 1624 1625 /* convert orig to v1 */ 1626 memcpy(bss->bssid, &bss_v0.bssid, ETH_ALEN); 1627 memcpy(bss->self_mac_addr, &bss_v0.self_mac_addr, ETH_ALEN); 1628 1629 bss->bss_type = bss_v0.bss_type; 1630 bss->oper_mode = bss_v0.oper_mode; 1631 bss->nw_type = bss_v0.nw_type; 1632 1633 bss->short_slot_time_supported = 1634 bss_v0.short_slot_time_supported; 1635 bss->lla_coexist = bss_v0.lla_coexist; 1636 bss->llb_coexist = bss_v0.llb_coexist; 1637 bss->llg_coexist = bss_v0.llg_coexist; 1638 bss->ht20_coexist = bss_v0.ht20_coexist; 1639 bss->lln_non_gf_coexist = bss_v0.lln_non_gf_coexist; 1640 1641 bss->lsig_tx_op_protection_full_support = 1642 bss_v0.lsig_tx_op_protection_full_support; 1643 bss->rifs_mode = bss_v0.rifs_mode; 1644 bss->beacon_interval = bss_v0.beacon_interval; 1645 bss->dtim_period = bss_v0.dtim_period; 1646 bss->tx_channel_width_set = bss_v0.tx_channel_width_set; 1647 bss->oper_channel = bss_v0.oper_channel; 1648 1649 if (wcn->hw->conf.chandef.width == NL80211_CHAN_WIDTH_80) { 1650 chandef = &wcn->hw->conf.chandef; 1651 bss->ext_channel = HW_VALUE_PHY(chandef->chan->hw_value); 1652 } else { 1653 bss->ext_channel = bss_v0.ext_channel; 1654 } 1655 1656 bss->reserved = bss_v0.reserved; 1657 1658 memcpy(&bss->ssid, &bss_v0.ssid, 1659 sizeof(bss_v0.ssid)); 1660 1661 bss->action = bss_v0.action; 1662 bss->rateset = bss_v0.rateset; 1663 bss->ht = bss_v0.ht; 1664 bss->obss_prot_enabled = bss_v0.obss_prot_enabled; 1665 bss->rmf = bss_v0.rmf; 1666 bss->ht_oper_mode = bss_v0.ht_oper_mode; 1667 bss->dual_cts_protection = bss_v0.dual_cts_protection; 1668 1669 bss->max_probe_resp_retry_limit = 1670 bss_v0.max_probe_resp_retry_limit; 1671 bss->hidden_ssid = bss_v0.hidden_ssid; 1672 bss->proxy_probe_resp = bss_v0.proxy_probe_resp; 1673 bss->edca_params_valid = bss_v0.edca_params_valid; 1674 1675 memcpy(&bss->acbe, &bss_v0.acbe, 1676 sizeof(bss_v0.acbe)); 1677 memcpy(&bss->acbk, &bss_v0.acbk, 1678 sizeof(bss_v0.acbk)); 1679 memcpy(&bss->acvi, &bss_v0.acvi, 1680 sizeof(bss_v0.acvi)); 1681 memcpy(&bss->acvo, &bss_v0.acvo, 1682 sizeof(bss_v0.acvo)); 1683 1684 bss->ext_set_sta_key_param_valid = 1685 bss_v0.ext_set_sta_key_param_valid; 1686 1687 memcpy(&bss->ext_set_sta_key_param, 1688 &bss_v0.ext_set_sta_key_param, 1689 sizeof(bss_v0.acvo)); 1690 1691 bss->wcn36xx_hal_persona = bss_v0.wcn36xx_hal_persona; 1692 bss->spectrum_mgt_enable = bss_v0.spectrum_mgt_enable; 1693 bss->tx_mgmt_power = bss_v0.tx_mgmt_power; 1694 bss->max_tx_power = bss_v0.max_tx_power; 1695 1696 wcn36xx_smd_set_bss_vht_params(vif, sta_80211, bss); 1697 1698 PREPARE_HAL_BUF(wcn->hal_buf, (*msg_body)); 1699 1700 wcn36xx_dbg(WCN36XX_DBG_HAL, 1701 "hal config bss v1 bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1702 bss->bssid, bss->self_mac_addr, bss->bss_type, 1703 bss->oper_mode, bss->nw_type); 1704 1705 wcn36xx_dbg(WCN36XX_DBG_HAL, 1706 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1707 sta->bssid, sta->action, sta->sta_index, 1708 sta->bssid_index, sta->aid, sta->type, sta->mac); 1709 1710 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 1711 kfree(msg_body); 1712 1713 return ret; 1714 } 1715 1716 static int wcn36xx_smd_config_bss_v0(struct wcn36xx *wcn, 1717 struct ieee80211_vif *vif, 1718 struct ieee80211_sta *sta, 1719 const u8 *bssid, 1720 bool update) 1721 { 1722 struct wcn36xx_hal_config_bss_req_msg *msg; 1723 struct wcn36xx_hal_config_bss_params *bss; 1724 struct wcn36xx_hal_config_sta_params *sta_params; 1725 int ret; 1726 1727 msg = kzalloc(sizeof(*msg), GFP_KERNEL); 1728 if (!msg) 1729 return -ENOMEM; 1730 1731 INIT_HAL_MSG((*msg), WCN36XX_HAL_CONFIG_BSS_REQ); 1732 1733 bss = &msg->bss_params; 1734 sta_params = &bss->sta; 1735 1736 wcn36xx_smd_set_bss_params(wcn, vif, sta, bssid, update, bss); 1737 wcn36xx_smd_set_sta_params(wcn, vif, sta, sta_params); 1738 1739 PREPARE_HAL_BUF(wcn->hal_buf, (*msg)); 1740 1741 wcn36xx_dbg(WCN36XX_DBG_HAL, 1742 "hal config bss bssid %pM self_mac_addr %pM bss_type %d oper_mode %d nw_type %d\n", 1743 bss->bssid, bss->self_mac_addr, bss->bss_type, 1744 bss->oper_mode, bss->nw_type); 1745 1746 wcn36xx_dbg(WCN36XX_DBG_HAL, 1747 "- sta bssid %pM action %d sta_index %d bssid_index %d aid %d type %d mac %pM\n", 1748 sta_params->bssid, sta_params->action, 1749 sta_params->sta_index, sta_params->bssid_index, 1750 sta_params->aid, sta_params->type, 1751 sta_params->mac); 1752 1753 ret = wcn36xx_smd_send_and_wait(wcn, msg->header.len); 1754 kfree(msg); 1755 1756 return ret; 1757 } 1758 1759 static int wcn36xx_smd_config_bss_rsp(struct wcn36xx *wcn, 1760 struct ieee80211_vif *vif, 1761 struct ieee80211_sta *sta, 1762 void *buf, 1763 size_t len) 1764 { 1765 struct wcn36xx_hal_config_bss_rsp_msg *rsp; 1766 struct wcn36xx_hal_config_bss_rsp_params *params; 1767 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1768 1769 if (len < sizeof(*rsp)) 1770 return -EINVAL; 1771 1772 rsp = (struct wcn36xx_hal_config_bss_rsp_msg *)buf; 1773 params = &rsp->bss_rsp_params; 1774 1775 if (params->status != WCN36XX_FW_MSG_RESULT_SUCCESS) { 1776 wcn36xx_warn("hal config bss response failure: %d\n", 1777 params->status); 1778 return -EIO; 1779 } 1780 1781 wcn36xx_dbg(WCN36XX_DBG_HAL, 1782 "hal config bss rsp status %d bss_idx %d dpu_desc_index %d" 1783 " sta_idx %d self_idx %d bcast_idx %d mac %pM" 1784 " power %d ucast_dpu_signature %d\n", 1785 params->status, params->bss_index, params->dpu_desc_index, 1786 params->bss_sta_index, params->bss_self_sta_index, 1787 params->bss_bcast_sta_idx, params->mac, 1788 params->tx_mgmt_power, params->ucast_dpu_signature); 1789 1790 vif_priv->bss_index = params->bss_index; 1791 1792 if (sta) { 1793 struct wcn36xx_sta *sta_priv = wcn36xx_sta_to_priv(sta); 1794 sta_priv->bss_sta_index = params->bss_sta_index; 1795 sta_priv->bss_dpu_desc_index = params->dpu_desc_index; 1796 } 1797 1798 vif_priv->self_ucast_dpu_sign = params->ucast_dpu_signature; 1799 1800 return 0; 1801 } 1802 1803 int wcn36xx_smd_config_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1804 struct ieee80211_sta *sta, const u8 *bssid, 1805 bool update) 1806 { 1807 int ret; 1808 1809 mutex_lock(&wcn->hal_mutex); 1810 1811 if (!wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) 1812 ret = wcn36xx_smd_config_bss_v1(wcn, vif, sta, bssid, update); 1813 else 1814 ret = wcn36xx_smd_config_bss_v0(wcn, vif, sta, bssid, update); 1815 1816 if (ret) { 1817 wcn36xx_err("Sending hal_config_bss failed\n"); 1818 goto out; 1819 } 1820 ret = wcn36xx_smd_config_bss_rsp(wcn, 1821 vif, 1822 sta, 1823 wcn->hal_buf, 1824 wcn->hal_rsp_len); 1825 if (ret) 1826 wcn36xx_err("hal_config_bss response failed err=%d\n", ret); 1827 1828 out: 1829 mutex_unlock(&wcn->hal_mutex); 1830 return ret; 1831 } 1832 1833 int wcn36xx_smd_delete_bss(struct wcn36xx *wcn, struct ieee80211_vif *vif) 1834 { 1835 struct wcn36xx_hal_delete_bss_req_msg msg_body; 1836 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 1837 int ret = 0; 1838 1839 mutex_lock(&wcn->hal_mutex); 1840 1841 if (vif_priv->bss_index == WCN36XX_HAL_BSS_INVALID_IDX) 1842 goto out; 1843 1844 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DELETE_BSS_REQ); 1845 1846 msg_body.bss_index = vif_priv->bss_index; 1847 1848 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1849 1850 wcn36xx_dbg(WCN36XX_DBG_HAL, "hal delete bss %d\n", msg_body.bss_index); 1851 1852 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1853 if (ret) { 1854 wcn36xx_err("Sending hal_delete_bss failed\n"); 1855 goto out; 1856 } 1857 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1858 if (ret) { 1859 wcn36xx_err("hal_delete_bss response failed err=%d\n", ret); 1860 goto out; 1861 } 1862 1863 vif_priv->bss_index = WCN36XX_HAL_BSS_INVALID_IDX; 1864 out: 1865 mutex_unlock(&wcn->hal_mutex); 1866 return ret; 1867 } 1868 1869 int wcn36xx_smd_send_beacon(struct wcn36xx *wcn, struct ieee80211_vif *vif, 1870 struct sk_buff *skb_beacon, u16 tim_off, 1871 u16 p2p_off) 1872 { 1873 struct wcn36xx_hal_send_beacon_req_msg msg_body; 1874 int ret, pad, pvm_len; 1875 1876 mutex_lock(&wcn->hal_mutex); 1877 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SEND_BEACON_REQ); 1878 1879 pvm_len = skb_beacon->data[tim_off + 1] - 3; 1880 pad = TIM_MIN_PVM_SIZE - pvm_len; 1881 1882 /* Padding is irrelevant to mesh mode since tim_off is always 0. */ 1883 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1884 pad = 0; 1885 1886 msg_body.beacon_length = skb_beacon->len + pad; 1887 /* TODO need to find out why + 6 is needed */ 1888 msg_body.beacon_length6 = msg_body.beacon_length + 6; 1889 1890 if (msg_body.beacon_length > BEACON_TEMPLATE_SIZE) { 1891 wcn36xx_err("Beacon is too big: beacon size=%d\n", 1892 msg_body.beacon_length); 1893 ret = -ENOMEM; 1894 goto out; 1895 } 1896 memcpy(msg_body.beacon, skb_beacon->data, skb_beacon->len); 1897 memcpy(msg_body.bssid, vif->addr, ETH_ALEN); 1898 1899 if (pad > 0) { 1900 /* 1901 * The wcn36xx FW has a fixed size for the PVM in the TIM. If 1902 * given the beacon template from mac80211 with a PVM shorter 1903 * than the FW expectes it will overwrite the data after the 1904 * TIM. 1905 */ 1906 wcn36xx_dbg(WCN36XX_DBG_HAL, "Pad TIM PVM. %d bytes at %d\n", 1907 pad, pvm_len); 1908 memmove(&msg_body.beacon[tim_off + 5 + pvm_len + pad], 1909 &msg_body.beacon[tim_off + 5 + pvm_len], 1910 skb_beacon->len - (tim_off + 5 + pvm_len)); 1911 memset(&msg_body.beacon[tim_off + 5 + pvm_len], 0, pad); 1912 msg_body.beacon[tim_off + 1] += pad; 1913 } 1914 1915 /* TODO need to find out why this is needed? */ 1916 if (vif->type == NL80211_IFTYPE_MESH_POINT) 1917 /* mesh beacon don't need this, so push further down */ 1918 msg_body.tim_ie_offset = 256; 1919 else 1920 msg_body.tim_ie_offset = tim_off+4; 1921 msg_body.p2p_ie_offset = p2p_off; 1922 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 1923 1924 wcn36xx_dbg(WCN36XX_DBG_HAL, 1925 "hal send beacon beacon_length %d\n", 1926 msg_body.beacon_length); 1927 1928 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 1929 if (ret) { 1930 wcn36xx_err("Sending hal_send_beacon failed\n"); 1931 goto out; 1932 } 1933 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1934 if (ret) { 1935 wcn36xx_err("hal_send_beacon response failed err=%d\n", ret); 1936 goto out; 1937 } 1938 out: 1939 mutex_unlock(&wcn->hal_mutex); 1940 return ret; 1941 } 1942 1943 int wcn36xx_smd_update_proberesp_tmpl(struct wcn36xx *wcn, 1944 struct ieee80211_vif *vif, 1945 struct sk_buff *skb) 1946 { 1947 struct wcn36xx_hal_send_probe_resp_req_msg msg; 1948 int ret; 1949 1950 mutex_lock(&wcn->hal_mutex); 1951 INIT_HAL_MSG(msg, WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_REQ); 1952 1953 if (skb->len > BEACON_TEMPLATE_SIZE) { 1954 wcn36xx_warn("probe response template is too big: %d\n", 1955 skb->len); 1956 ret = -E2BIG; 1957 goto out; 1958 } 1959 1960 msg.probe_resp_template_len = skb->len; 1961 memcpy(&msg.probe_resp_template, skb->data, skb->len); 1962 1963 memcpy(msg.bssid, vif->addr, ETH_ALEN); 1964 1965 PREPARE_HAL_BUF(wcn->hal_buf, msg); 1966 1967 wcn36xx_dbg(WCN36XX_DBG_HAL, 1968 "hal update probe rsp len %d bssid %pM\n", 1969 msg.probe_resp_template_len, msg.bssid); 1970 1971 ret = wcn36xx_smd_send_and_wait(wcn, msg.header.len); 1972 if (ret) { 1973 wcn36xx_err("Sending hal_update_proberesp_tmpl failed\n"); 1974 goto out; 1975 } 1976 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 1977 if (ret) { 1978 wcn36xx_err("hal_update_proberesp_tmpl response failed err=%d\n", 1979 ret); 1980 goto out; 1981 } 1982 out: 1983 mutex_unlock(&wcn->hal_mutex); 1984 return ret; 1985 } 1986 1987 int wcn36xx_smd_set_stakey(struct wcn36xx *wcn, 1988 enum ani_ed_type enc_type, 1989 u8 keyidx, 1990 u8 keylen, 1991 u8 *key, 1992 u8 sta_index) 1993 { 1994 struct wcn36xx_hal_set_sta_key_req_msg msg_body; 1995 int ret; 1996 1997 mutex_lock(&wcn->hal_mutex); 1998 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_STAKEY_REQ); 1999 2000 msg_body.set_sta_key_params.sta_index = sta_index; 2001 msg_body.set_sta_key_params.enc_type = enc_type; 2002 2003 if (enc_type == WCN36XX_HAL_ED_WEP104 || 2004 enc_type == WCN36XX_HAL_ED_WEP40) { 2005 /* Use bss key for wep (static) */ 2006 msg_body.set_sta_key_params.def_wep_idx = keyidx; 2007 msg_body.set_sta_key_params.wep_type = 0; 2008 } else { 2009 msg_body.set_sta_key_params.key[0].id = keyidx; 2010 msg_body.set_sta_key_params.key[0].unicast = 1; 2011 msg_body.set_sta_key_params.key[0].direction = WCN36XX_HAL_TX_RX; 2012 msg_body.set_sta_key_params.key[0].pae_role = 0; 2013 msg_body.set_sta_key_params.key[0].length = keylen; 2014 memcpy(msg_body.set_sta_key_params.key[0].key, key, keylen); 2015 } 2016 2017 msg_body.set_sta_key_params.single_tid_rc = 1; 2018 2019 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2020 2021 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2022 if (ret) { 2023 wcn36xx_err("Sending hal_set_stakey failed\n"); 2024 goto out; 2025 } 2026 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2027 if (ret) { 2028 wcn36xx_err("hal_set_stakey response failed err=%d\n", ret); 2029 goto out; 2030 } 2031 out: 2032 mutex_unlock(&wcn->hal_mutex); 2033 return ret; 2034 } 2035 2036 int wcn36xx_smd_set_bsskey(struct wcn36xx *wcn, 2037 enum ani_ed_type enc_type, 2038 u8 bssidx, 2039 u8 keyidx, 2040 u8 keylen, 2041 u8 *key) 2042 { 2043 struct wcn36xx_hal_set_bss_key_req_msg msg_body; 2044 int ret; 2045 2046 mutex_lock(&wcn->hal_mutex); 2047 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_BSSKEY_REQ); 2048 msg_body.bss_idx = bssidx; 2049 msg_body.enc_type = enc_type; 2050 msg_body.num_keys = 1; 2051 msg_body.keys[0].id = keyidx; 2052 msg_body.keys[0].unicast = 0; 2053 msg_body.keys[0].direction = WCN36XX_HAL_RX_ONLY; 2054 msg_body.keys[0].pae_role = 0; 2055 msg_body.keys[0].length = keylen; 2056 memcpy(msg_body.keys[0].key, key, keylen); 2057 2058 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2059 2060 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2061 if (ret) { 2062 wcn36xx_err("Sending hal_set_bsskey failed\n"); 2063 goto out; 2064 } 2065 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2066 if (ret) { 2067 wcn36xx_err("hal_set_bsskey response failed err=%d\n", ret); 2068 goto out; 2069 } 2070 out: 2071 mutex_unlock(&wcn->hal_mutex); 2072 return ret; 2073 } 2074 2075 int wcn36xx_smd_remove_stakey(struct wcn36xx *wcn, 2076 enum ani_ed_type enc_type, 2077 u8 keyidx, 2078 u8 sta_index) 2079 { 2080 struct wcn36xx_hal_remove_sta_key_req_msg msg_body; 2081 int ret; 2082 2083 mutex_lock(&wcn->hal_mutex); 2084 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_STAKEY_REQ); 2085 2086 msg_body.sta_idx = sta_index; 2087 msg_body.enc_type = enc_type; 2088 msg_body.key_id = keyidx; 2089 2090 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2091 2092 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2093 if (ret) { 2094 wcn36xx_err("Sending hal_remove_stakey failed\n"); 2095 goto out; 2096 } 2097 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2098 if (ret) { 2099 wcn36xx_err("hal_remove_stakey response failed err=%d\n", ret); 2100 goto out; 2101 } 2102 out: 2103 mutex_unlock(&wcn->hal_mutex); 2104 return ret; 2105 } 2106 2107 int wcn36xx_smd_remove_bsskey(struct wcn36xx *wcn, 2108 enum ani_ed_type enc_type, 2109 u8 bssidx, 2110 u8 keyidx) 2111 { 2112 struct wcn36xx_hal_remove_bss_key_req_msg msg_body; 2113 int ret; 2114 2115 mutex_lock(&wcn->hal_mutex); 2116 INIT_HAL_MSG(msg_body, WCN36XX_HAL_RMV_BSSKEY_REQ); 2117 msg_body.bss_idx = bssidx; 2118 msg_body.enc_type = enc_type; 2119 msg_body.key_id = keyidx; 2120 2121 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2122 2123 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2124 if (ret) { 2125 wcn36xx_err("Sending hal_remove_bsskey failed\n"); 2126 goto out; 2127 } 2128 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2129 if (ret) { 2130 wcn36xx_err("hal_remove_bsskey response failed err=%d\n", ret); 2131 goto out; 2132 } 2133 out: 2134 mutex_unlock(&wcn->hal_mutex); 2135 return ret; 2136 } 2137 2138 int wcn36xx_smd_enter_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 2139 { 2140 struct wcn36xx_hal_enter_bmps_req_msg msg_body; 2141 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2142 int ret; 2143 2144 mutex_lock(&wcn->hal_mutex); 2145 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ENTER_BMPS_REQ); 2146 2147 msg_body.bss_index = vif_priv->bss_index; 2148 msg_body.tbtt = vif->bss_conf.sync_tsf; 2149 msg_body.dtim_period = vif_priv->dtim_period; 2150 2151 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2152 2153 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2154 if (ret) { 2155 wcn36xx_err("Sending hal_enter_bmps failed\n"); 2156 goto out; 2157 } 2158 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2159 if (ret) { 2160 wcn36xx_err("hal_enter_bmps response failed err=%d\n", ret); 2161 goto out; 2162 } 2163 out: 2164 mutex_unlock(&wcn->hal_mutex); 2165 return ret; 2166 } 2167 2168 int wcn36xx_smd_exit_bmps(struct wcn36xx *wcn, struct ieee80211_vif *vif) 2169 { 2170 struct wcn36xx_hal_exit_bmps_req_msg msg_body; 2171 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2172 int ret; 2173 2174 mutex_lock(&wcn->hal_mutex); 2175 INIT_HAL_MSG(msg_body, WCN36XX_HAL_EXIT_BMPS_REQ); 2176 2177 msg_body.bss_index = vif_priv->bss_index; 2178 2179 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2180 2181 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2182 if (ret) { 2183 wcn36xx_err("Sending hal_exit_bmps failed\n"); 2184 goto out; 2185 } 2186 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2187 if (ret) { 2188 wcn36xx_err("hal_exit_bmps response failed err=%d\n", ret); 2189 goto out; 2190 } 2191 out: 2192 mutex_unlock(&wcn->hal_mutex); 2193 return ret; 2194 } 2195 2196 int wcn36xx_smd_set_power_params(struct wcn36xx *wcn, bool ignore_dtim) 2197 { 2198 struct wcn36xx_hal_set_power_params_req_msg msg_body; 2199 int ret; 2200 2201 mutex_lock(&wcn->hal_mutex); 2202 INIT_HAL_MSG(msg_body, WCN36XX_HAL_SET_POWER_PARAMS_REQ); 2203 2204 /* 2205 * When host is down ignore every second dtim 2206 */ 2207 if (ignore_dtim) { 2208 msg_body.ignore_dtim = 1; 2209 msg_body.dtim_period = 2; 2210 } 2211 msg_body.listen_interval = WCN36XX_LISTEN_INTERVAL(wcn); 2212 2213 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2214 2215 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2216 if (ret) { 2217 wcn36xx_err("Sending hal_set_power_params failed\n"); 2218 goto out; 2219 } 2220 2221 out: 2222 mutex_unlock(&wcn->hal_mutex); 2223 return ret; 2224 } 2225 2226 /* Notice: This function should be called after associated, or else it 2227 * will be invalid 2228 */ 2229 int wcn36xx_smd_keep_alive_req(struct wcn36xx *wcn, 2230 struct ieee80211_vif *vif, 2231 int packet_type) 2232 { 2233 struct wcn36xx_hal_keep_alive_req_msg msg_body; 2234 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2235 int ret; 2236 2237 mutex_lock(&wcn->hal_mutex); 2238 INIT_HAL_MSG(msg_body, WCN36XX_HAL_KEEP_ALIVE_REQ); 2239 2240 if (packet_type == WCN36XX_HAL_KEEP_ALIVE_NULL_PKT) { 2241 msg_body.bss_index = vif_priv->bss_index; 2242 msg_body.packet_type = WCN36XX_HAL_KEEP_ALIVE_NULL_PKT; 2243 msg_body.time_period = WCN36XX_KEEP_ALIVE_TIME_PERIOD; 2244 } else if (packet_type == WCN36XX_HAL_KEEP_ALIVE_UNSOLICIT_ARP_RSP) { 2245 /* TODO: it also support ARP response type */ 2246 } else { 2247 wcn36xx_warn("unknown keep alive packet type %d\n", packet_type); 2248 ret = -EINVAL; 2249 goto out; 2250 } 2251 2252 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2253 2254 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2255 if (ret) { 2256 wcn36xx_err("Sending hal_keep_alive failed\n"); 2257 goto out; 2258 } 2259 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2260 if (ret) { 2261 wcn36xx_err("hal_keep_alive response failed err=%d\n", ret); 2262 goto out; 2263 } 2264 out: 2265 mutex_unlock(&wcn->hal_mutex); 2266 return ret; 2267 } 2268 2269 int wcn36xx_smd_dump_cmd_req(struct wcn36xx *wcn, u32 arg1, u32 arg2, 2270 u32 arg3, u32 arg4, u32 arg5) 2271 { 2272 struct wcn36xx_hal_dump_cmd_req_msg msg_body; 2273 int ret; 2274 2275 mutex_lock(&wcn->hal_mutex); 2276 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DUMP_COMMAND_REQ); 2277 2278 msg_body.arg1 = arg1; 2279 msg_body.arg2 = arg2; 2280 msg_body.arg3 = arg3; 2281 msg_body.arg4 = arg4; 2282 msg_body.arg5 = arg5; 2283 2284 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2285 2286 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2287 if (ret) { 2288 wcn36xx_err("Sending hal_dump_cmd failed\n"); 2289 goto out; 2290 } 2291 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2292 if (ret) { 2293 wcn36xx_err("hal_dump_cmd response failed err=%d\n", ret); 2294 goto out; 2295 } 2296 out: 2297 mutex_unlock(&wcn->hal_mutex); 2298 return ret; 2299 } 2300 2301 void set_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2302 { 2303 int arr_idx, bit_idx; 2304 2305 if (cap < 0 || cap > 127) { 2306 wcn36xx_warn("error cap idx %d\n", cap); 2307 return; 2308 } 2309 2310 arr_idx = cap / 32; 2311 bit_idx = cap % 32; 2312 bitmap[arr_idx] |= (1 << bit_idx); 2313 } 2314 2315 int get_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2316 { 2317 int arr_idx, bit_idx; 2318 2319 if (cap < 0 || cap > 127) { 2320 wcn36xx_warn("error cap idx %d\n", cap); 2321 return -EINVAL; 2322 } 2323 2324 arr_idx = cap / 32; 2325 bit_idx = cap % 32; 2326 2327 return (bitmap[arr_idx] & (1 << bit_idx)) ? 1 : 0; 2328 } 2329 2330 void clear_feat_caps(u32 *bitmap, enum place_holder_in_cap_bitmap cap) 2331 { 2332 int arr_idx, bit_idx; 2333 2334 if (cap < 0 || cap > 127) { 2335 wcn36xx_warn("error cap idx %d\n", cap); 2336 return; 2337 } 2338 2339 arr_idx = cap / 32; 2340 bit_idx = cap % 32; 2341 bitmap[arr_idx] &= ~(1 << bit_idx); 2342 } 2343 2344 int wcn36xx_smd_feature_caps_exchange(struct wcn36xx *wcn) 2345 { 2346 struct wcn36xx_hal_feat_caps_msg msg_body, *rsp; 2347 int ret, i; 2348 2349 mutex_lock(&wcn->hal_mutex); 2350 INIT_HAL_MSG(msg_body, WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_REQ); 2351 2352 set_feat_caps(msg_body.feat_caps, STA_POWERSAVE); 2353 if (wcn->rf_id == RF_IRIS_WCN3680) 2354 set_feat_caps(msg_body.feat_caps, DOT11AC); 2355 2356 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2357 2358 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2359 if (ret) { 2360 wcn36xx_err("Sending hal_feature_caps_exchange failed\n"); 2361 goto out; 2362 } 2363 if (wcn->hal_rsp_len != sizeof(*rsp)) { 2364 wcn36xx_err("Invalid hal_feature_caps_exchange response"); 2365 goto out; 2366 } 2367 2368 rsp = (struct wcn36xx_hal_feat_caps_msg *) wcn->hal_buf; 2369 2370 for (i = 0; i < WCN36XX_HAL_CAPS_SIZE; i++) 2371 wcn->fw_feat_caps[i] = rsp->feat_caps[i]; 2372 out: 2373 mutex_unlock(&wcn->hal_mutex); 2374 return ret; 2375 } 2376 2377 static int wcn36xx_smd_add_ba_session_rsp(void *buf, int len, u8 *session) 2378 { 2379 struct wcn36xx_hal_add_ba_session_rsp_msg *rsp; 2380 2381 if (len < sizeof(*rsp)) 2382 return -EINVAL; 2383 2384 rsp = (struct wcn36xx_hal_add_ba_session_rsp_msg *)buf; 2385 if (rsp->status != WCN36XX_FW_MSG_RESULT_SUCCESS) 2386 return rsp->status; 2387 2388 *session = rsp->ba_session_id; 2389 2390 return 0; 2391 } 2392 2393 int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, 2394 struct ieee80211_sta *sta, 2395 u16 tid, 2396 u16 *ssn, 2397 u8 direction, 2398 u8 sta_index) 2399 { 2400 struct wcn36xx_hal_add_ba_session_req_msg msg_body; 2401 u8 session_id; 2402 int ret; 2403 2404 mutex_lock(&wcn->hal_mutex); 2405 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_SESSION_REQ); 2406 2407 msg_body.sta_index = sta_index; 2408 memcpy(&msg_body.mac_addr, sta->addr, ETH_ALEN); 2409 msg_body.dialog_token = 0x10; 2410 msg_body.tid = tid; 2411 2412 /* Immediate BA because Delayed BA is not supported */ 2413 msg_body.policy = 1; 2414 msg_body.buffer_size = WCN36XX_AGGR_BUFFER_SIZE; 2415 msg_body.timeout = 0; 2416 if (ssn) 2417 msg_body.ssn = *ssn; 2418 msg_body.direction = direction; 2419 2420 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2421 2422 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2423 if (ret) { 2424 wcn36xx_err("Sending hal_add_ba_session failed\n"); 2425 goto out; 2426 } 2427 ret = wcn36xx_smd_add_ba_session_rsp(wcn->hal_buf, wcn->hal_rsp_len, 2428 &session_id); 2429 if (ret) { 2430 wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); 2431 goto out; 2432 } 2433 2434 ret = session_id; 2435 out: 2436 mutex_unlock(&wcn->hal_mutex); 2437 return ret; 2438 } 2439 2440 int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id) 2441 { 2442 struct wcn36xx_hal_add_ba_req_msg msg_body; 2443 int ret; 2444 2445 mutex_lock(&wcn->hal_mutex); 2446 INIT_HAL_MSG(msg_body, WCN36XX_HAL_ADD_BA_REQ); 2447 2448 msg_body.session_id = session_id; 2449 msg_body.win_size = WCN36XX_AGGR_BUFFER_SIZE; 2450 2451 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2452 2453 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2454 if (ret) { 2455 wcn36xx_err("Sending hal_add_ba failed\n"); 2456 goto out; 2457 } 2458 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2459 if (ret) { 2460 wcn36xx_err("hal_add_ba response failed err=%d\n", ret); 2461 goto out; 2462 } 2463 out: 2464 mutex_unlock(&wcn->hal_mutex); 2465 return ret; 2466 } 2467 2468 int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index) 2469 { 2470 struct wcn36xx_hal_del_ba_req_msg msg_body; 2471 int ret; 2472 2473 mutex_lock(&wcn->hal_mutex); 2474 INIT_HAL_MSG(msg_body, WCN36XX_HAL_DEL_BA_REQ); 2475 2476 msg_body.sta_index = sta_index; 2477 msg_body.tid = tid; 2478 msg_body.direction = 0; 2479 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2480 2481 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2482 if (ret) { 2483 wcn36xx_err("Sending hal_del_ba failed\n"); 2484 goto out; 2485 } 2486 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2487 if (ret) { 2488 wcn36xx_err("hal_del_ba response failed err=%d\n", ret); 2489 goto out; 2490 } 2491 out: 2492 mutex_unlock(&wcn->hal_mutex); 2493 return ret; 2494 } 2495 2496 static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) 2497 { 2498 struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; 2499 2500 if (len < sizeof(*rsp)) 2501 return -EINVAL; 2502 2503 rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; 2504 return rsp->status; 2505 } 2506 2507 int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id) 2508 { 2509 struct wcn36xx_hal_trigger_ba_req_msg msg_body; 2510 struct wcn36xx_hal_trigger_ba_req_candidate *candidate; 2511 int ret; 2512 2513 mutex_lock(&wcn->hal_mutex); 2514 INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); 2515 2516 msg_body.session_id = session_id; 2517 msg_body.candidate_cnt = 1; 2518 msg_body.header.len += sizeof(*candidate); 2519 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2520 2521 candidate = (struct wcn36xx_hal_trigger_ba_req_candidate *) 2522 (wcn->hal_buf + sizeof(msg_body)); 2523 candidate->sta_index = sta_index; 2524 candidate->tid_bitmap = 1 << tid; 2525 2526 ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len); 2527 if (ret) { 2528 wcn36xx_err("Sending hal_trigger_ba failed\n"); 2529 goto out; 2530 } 2531 ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); 2532 if (ret) { 2533 wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); 2534 goto out; 2535 } 2536 out: 2537 mutex_unlock(&wcn->hal_mutex); 2538 return ret; 2539 } 2540 2541 static int wcn36xx_smd_tx_compl_ind(struct wcn36xx *wcn, void *buf, size_t len) 2542 { 2543 struct wcn36xx_hal_tx_compl_ind_msg *rsp = buf; 2544 2545 if (len != sizeof(*rsp)) { 2546 wcn36xx_warn("Bad TX complete indication\n"); 2547 return -EIO; 2548 } 2549 2550 wcn36xx_dxe_tx_ack_ind(wcn, rsp->status); 2551 2552 return 0; 2553 } 2554 2555 static int wcn36xx_smd_hw_scan_ind(struct wcn36xx *wcn, void *buf, size_t len) 2556 { 2557 struct wcn36xx_hal_scan_offload_ind *rsp = buf; 2558 struct cfg80211_scan_info scan_info = {}; 2559 2560 if (len != sizeof(*rsp)) { 2561 wcn36xx_warn("Corrupted delete scan indication\n"); 2562 return -EIO; 2563 } 2564 2565 wcn36xx_dbg(WCN36XX_DBG_HAL, "scan indication (type %x)\n", rsp->type); 2566 2567 switch (rsp->type) { 2568 case WCN36XX_HAL_SCAN_IND_FAILED: 2569 case WCN36XX_HAL_SCAN_IND_DEQUEUED: 2570 scan_info.aborted = true; 2571 /* fall through */ 2572 case WCN36XX_HAL_SCAN_IND_COMPLETED: 2573 mutex_lock(&wcn->scan_lock); 2574 wcn->scan_req = NULL; 2575 if (wcn->scan_aborted) 2576 scan_info.aborted = true; 2577 mutex_unlock(&wcn->scan_lock); 2578 ieee80211_scan_completed(wcn->hw, &scan_info); 2579 break; 2580 case WCN36XX_HAL_SCAN_IND_STARTED: 2581 case WCN36XX_HAL_SCAN_IND_FOREIGN_CHANNEL: 2582 case WCN36XX_HAL_SCAN_IND_PREEMPTED: 2583 case WCN36XX_HAL_SCAN_IND_RESTARTED: 2584 break; 2585 default: 2586 wcn36xx_warn("Unknown scan indication type %x\n", rsp->type); 2587 } 2588 2589 return 0; 2590 } 2591 2592 static int wcn36xx_smd_missed_beacon_ind(struct wcn36xx *wcn, 2593 void *buf, 2594 size_t len) 2595 { 2596 struct wcn36xx_hal_missed_beacon_ind_msg *rsp = buf; 2597 struct ieee80211_vif *vif = NULL; 2598 struct wcn36xx_vif *tmp; 2599 2600 /* Old FW does not have bss index */ 2601 if (wcn36xx_is_fw_version(wcn, 1, 2, 2, 24)) { 2602 list_for_each_entry(tmp, &wcn->vif_list, list) { 2603 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2604 tmp->bss_index); 2605 vif = wcn36xx_priv_to_vif(tmp); 2606 ieee80211_connection_loss(vif); 2607 } 2608 return 0; 2609 } 2610 2611 if (len != sizeof(*rsp)) { 2612 wcn36xx_warn("Corrupted missed beacon indication\n"); 2613 return -EIO; 2614 } 2615 2616 list_for_each_entry(tmp, &wcn->vif_list, list) { 2617 if (tmp->bss_index == rsp->bss_index) { 2618 wcn36xx_dbg(WCN36XX_DBG_HAL, "beacon missed bss_index %d\n", 2619 rsp->bss_index); 2620 vif = wcn36xx_priv_to_vif(tmp); 2621 ieee80211_connection_loss(vif); 2622 return 0; 2623 } 2624 } 2625 2626 wcn36xx_warn("BSS index %d not found\n", rsp->bss_index); 2627 return -ENOENT; 2628 } 2629 2630 static int wcn36xx_smd_delete_sta_context_ind(struct wcn36xx *wcn, 2631 void *buf, 2632 size_t len) 2633 { 2634 struct wcn36xx_hal_delete_sta_context_ind_msg *rsp = buf; 2635 struct wcn36xx_vif *tmp; 2636 struct ieee80211_sta *sta; 2637 2638 if (len != sizeof(*rsp)) { 2639 wcn36xx_warn("Corrupted delete sta indication\n"); 2640 return -EIO; 2641 } 2642 2643 wcn36xx_dbg(WCN36XX_DBG_HAL, "delete station indication %pM index %d\n", 2644 rsp->addr2, rsp->sta_id); 2645 2646 list_for_each_entry(tmp, &wcn->vif_list, list) { 2647 rcu_read_lock(); 2648 sta = ieee80211_find_sta(wcn36xx_priv_to_vif(tmp), rsp->addr2); 2649 if (sta) 2650 ieee80211_report_low_ack(sta, 0); 2651 rcu_read_unlock(); 2652 if (sta) 2653 return 0; 2654 } 2655 2656 wcn36xx_warn("STA with addr %pM and index %d not found\n", 2657 rsp->addr2, 2658 rsp->sta_id); 2659 return -ENOENT; 2660 } 2661 2662 static int wcn36xx_smd_print_reg_info_ind(struct wcn36xx *wcn, 2663 void *buf, 2664 size_t len) 2665 { 2666 struct wcn36xx_hal_print_reg_info_ind *rsp = buf; 2667 int i; 2668 2669 if (len < sizeof(*rsp)) { 2670 wcn36xx_warn("Corrupted print reg info indication\n"); 2671 return -EIO; 2672 } 2673 2674 wcn36xx_dbg(WCN36XX_DBG_HAL, 2675 "reginfo indication, scenario: 0x%x reason: 0x%x\n", 2676 rsp->scenario, rsp->reason); 2677 2678 for (i = 0; i < rsp->count; i++) { 2679 wcn36xx_dbg(WCN36XX_DBG_HAL, "\t0x%x: 0x%x\n", 2680 rsp->regs[i].addr, rsp->regs[i].value); 2681 } 2682 2683 return 0; 2684 } 2685 2686 int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value) 2687 { 2688 struct wcn36xx_hal_update_cfg_req_msg msg_body, *body; 2689 size_t len; 2690 int ret; 2691 2692 mutex_lock(&wcn->hal_mutex); 2693 INIT_HAL_MSG(msg_body, WCN36XX_HAL_UPDATE_CFG_REQ); 2694 2695 PREPARE_HAL_BUF(wcn->hal_buf, msg_body); 2696 2697 body = (struct wcn36xx_hal_update_cfg_req_msg *) wcn->hal_buf; 2698 len = msg_body.header.len; 2699 2700 put_cfg_tlv_u32(wcn, &len, cfg_id, value); 2701 body->header.len = len; 2702 body->len = len - sizeof(*body); 2703 2704 ret = wcn36xx_smd_send_and_wait(wcn, body->header.len); 2705 if (ret) { 2706 wcn36xx_err("Sending hal_update_cfg failed\n"); 2707 goto out; 2708 } 2709 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2710 if (ret) { 2711 wcn36xx_err("hal_update_cfg response failed err=%d\n", ret); 2712 goto out; 2713 } 2714 out: 2715 mutex_unlock(&wcn->hal_mutex); 2716 return ret; 2717 } 2718 2719 int wcn36xx_smd_set_mc_list(struct wcn36xx *wcn, 2720 struct ieee80211_vif *vif, 2721 struct wcn36xx_hal_rcv_flt_mc_addr_list_type *fp) 2722 { 2723 struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif); 2724 struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *msg_body = NULL; 2725 int ret; 2726 2727 mutex_lock(&wcn->hal_mutex); 2728 2729 msg_body = (struct wcn36xx_hal_rcv_flt_pkt_set_mc_list_req_msg *) 2730 wcn->hal_buf; 2731 init_hal_msg(&msg_body->header, WCN36XX_HAL_8023_MULTICAST_LIST_REQ, 2732 sizeof(msg_body->mc_addr_list)); 2733 2734 /* An empty list means all mc traffic will be received */ 2735 if (fp) 2736 memcpy(&msg_body->mc_addr_list, fp, 2737 sizeof(msg_body->mc_addr_list)); 2738 else 2739 msg_body->mc_addr_list.mc_addr_count = 0; 2740 2741 msg_body->mc_addr_list.bss_index = vif_priv->bss_index; 2742 2743 ret = wcn36xx_smd_send_and_wait(wcn, msg_body->header.len); 2744 if (ret) { 2745 wcn36xx_err("Sending HAL_8023_MULTICAST_LIST failed\n"); 2746 goto out; 2747 } 2748 ret = wcn36xx_smd_rsp_status_check(wcn->hal_buf, wcn->hal_rsp_len); 2749 if (ret) { 2750 wcn36xx_err("HAL_8023_MULTICAST_LIST rsp failed err=%d\n", ret); 2751 goto out; 2752 } 2753 out: 2754 mutex_unlock(&wcn->hal_mutex); 2755 return ret; 2756 } 2757 2758 int wcn36xx_smd_rsp_process(struct rpmsg_device *rpdev, 2759 void *buf, int len, void *priv, u32 addr) 2760 { 2761 const struct wcn36xx_hal_msg_header *msg_header = buf; 2762 struct ieee80211_hw *hw = priv; 2763 struct wcn36xx *wcn = hw->priv; 2764 struct wcn36xx_hal_ind_msg *msg_ind; 2765 wcn36xx_dbg_dump(WCN36XX_DBG_SMD_DUMP, "SMD <<< ", buf, len); 2766 2767 switch (msg_header->msg_type) { 2768 case WCN36XX_HAL_START_RSP: 2769 case WCN36XX_HAL_CONFIG_STA_RSP: 2770 case WCN36XX_HAL_CONFIG_BSS_RSP: 2771 case WCN36XX_HAL_ADD_STA_SELF_RSP: 2772 case WCN36XX_HAL_STOP_RSP: 2773 case WCN36XX_HAL_DEL_STA_SELF_RSP: 2774 case WCN36XX_HAL_DELETE_STA_RSP: 2775 case WCN36XX_HAL_INIT_SCAN_RSP: 2776 case WCN36XX_HAL_START_SCAN_RSP: 2777 case WCN36XX_HAL_END_SCAN_RSP: 2778 case WCN36XX_HAL_FINISH_SCAN_RSP: 2779 case WCN36XX_HAL_DOWNLOAD_NV_RSP: 2780 case WCN36XX_HAL_DELETE_BSS_RSP: 2781 case WCN36XX_HAL_SEND_BEACON_RSP: 2782 case WCN36XX_HAL_SET_LINK_ST_RSP: 2783 case WCN36XX_HAL_UPDATE_PROBE_RSP_TEMPLATE_RSP: 2784 case WCN36XX_HAL_SET_BSSKEY_RSP: 2785 case WCN36XX_HAL_SET_STAKEY_RSP: 2786 case WCN36XX_HAL_RMV_STAKEY_RSP: 2787 case WCN36XX_HAL_RMV_BSSKEY_RSP: 2788 case WCN36XX_HAL_ENTER_BMPS_RSP: 2789 case WCN36XX_HAL_SET_POWER_PARAMS_RSP: 2790 case WCN36XX_HAL_EXIT_BMPS_RSP: 2791 case WCN36XX_HAL_KEEP_ALIVE_RSP: 2792 case WCN36XX_HAL_DUMP_COMMAND_RSP: 2793 case WCN36XX_HAL_ADD_BA_SESSION_RSP: 2794 case WCN36XX_HAL_ADD_BA_RSP: 2795 case WCN36XX_HAL_DEL_BA_RSP: 2796 case WCN36XX_HAL_TRIGGER_BA_RSP: 2797 case WCN36XX_HAL_UPDATE_CFG_RSP: 2798 case WCN36XX_HAL_JOIN_RSP: 2799 case WCN36XX_HAL_UPDATE_SCAN_PARAM_RSP: 2800 case WCN36XX_HAL_CH_SWITCH_RSP: 2801 case WCN36XX_HAL_PROCESS_PTT_RSP: 2802 case WCN36XX_HAL_FEATURE_CAPS_EXCHANGE_RSP: 2803 case WCN36XX_HAL_8023_MULTICAST_LIST_RSP: 2804 case WCN36XX_HAL_START_SCAN_OFFLOAD_RSP: 2805 case WCN36XX_HAL_STOP_SCAN_OFFLOAD_RSP: 2806 memcpy(wcn->hal_buf, buf, len); 2807 wcn->hal_rsp_len = len; 2808 complete(&wcn->hal_rsp_compl); 2809 break; 2810 2811 case WCN36XX_HAL_COEX_IND: 2812 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 2813 case WCN36XX_HAL_DEL_BA_IND: 2814 case WCN36XX_HAL_OTA_TX_COMPL_IND: 2815 case WCN36XX_HAL_MISSED_BEACON_IND: 2816 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 2817 case WCN36XX_HAL_PRINT_REG_INFO_IND: 2818 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 2819 msg_ind = kmalloc(sizeof(*msg_ind) + len, GFP_ATOMIC); 2820 if (!msg_ind) { 2821 wcn36xx_err("Run out of memory while handling SMD_EVENT (%d)\n", 2822 msg_header->msg_type); 2823 return -ENOMEM; 2824 } 2825 2826 msg_ind->msg_len = len; 2827 memcpy(msg_ind->msg, buf, len); 2828 2829 spin_lock(&wcn->hal_ind_lock); 2830 list_add_tail(&msg_ind->list, &wcn->hal_ind_queue); 2831 queue_work(wcn->hal_ind_wq, &wcn->hal_ind_work); 2832 spin_unlock(&wcn->hal_ind_lock); 2833 wcn36xx_dbg(WCN36XX_DBG_HAL, "indication arrived\n"); 2834 break; 2835 default: 2836 wcn36xx_err("SMD_EVENT (%d) not supported\n", 2837 msg_header->msg_type); 2838 } 2839 2840 return 0; 2841 } 2842 2843 static void wcn36xx_ind_smd_work(struct work_struct *work) 2844 { 2845 struct wcn36xx *wcn = 2846 container_of(work, struct wcn36xx, hal_ind_work); 2847 2848 for (;;) { 2849 struct wcn36xx_hal_msg_header *msg_header; 2850 struct wcn36xx_hal_ind_msg *hal_ind_msg; 2851 unsigned long flags; 2852 2853 spin_lock_irqsave(&wcn->hal_ind_lock, flags); 2854 2855 if (list_empty(&wcn->hal_ind_queue)) { 2856 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 2857 return; 2858 } 2859 2860 hal_ind_msg = list_first_entry(&wcn->hal_ind_queue, 2861 struct wcn36xx_hal_ind_msg, 2862 list); 2863 list_del(&hal_ind_msg->list); 2864 spin_unlock_irqrestore(&wcn->hal_ind_lock, flags); 2865 2866 msg_header = (struct wcn36xx_hal_msg_header *)hal_ind_msg->msg; 2867 2868 switch (msg_header->msg_type) { 2869 case WCN36XX_HAL_COEX_IND: 2870 case WCN36XX_HAL_DEL_BA_IND: 2871 case WCN36XX_HAL_AVOID_FREQ_RANGE_IND: 2872 break; 2873 case WCN36XX_HAL_OTA_TX_COMPL_IND: 2874 wcn36xx_smd_tx_compl_ind(wcn, 2875 hal_ind_msg->msg, 2876 hal_ind_msg->msg_len); 2877 break; 2878 case WCN36XX_HAL_MISSED_BEACON_IND: 2879 wcn36xx_smd_missed_beacon_ind(wcn, 2880 hal_ind_msg->msg, 2881 hal_ind_msg->msg_len); 2882 break; 2883 case WCN36XX_HAL_DELETE_STA_CONTEXT_IND: 2884 wcn36xx_smd_delete_sta_context_ind(wcn, 2885 hal_ind_msg->msg, 2886 hal_ind_msg->msg_len); 2887 break; 2888 case WCN36XX_HAL_PRINT_REG_INFO_IND: 2889 wcn36xx_smd_print_reg_info_ind(wcn, 2890 hal_ind_msg->msg, 2891 hal_ind_msg->msg_len); 2892 break; 2893 case WCN36XX_HAL_SCAN_OFFLOAD_IND: 2894 wcn36xx_smd_hw_scan_ind(wcn, hal_ind_msg->msg, 2895 hal_ind_msg->msg_len); 2896 break; 2897 default: 2898 wcn36xx_err("SMD_EVENT (%d) not supported\n", 2899 msg_header->msg_type); 2900 } 2901 2902 kfree(hal_ind_msg); 2903 } 2904 } 2905 2906 int wcn36xx_smd_open(struct wcn36xx *wcn) 2907 { 2908 wcn->hal_ind_wq = create_freezable_workqueue("wcn36xx_smd_ind"); 2909 if (!wcn->hal_ind_wq) 2910 return -ENOMEM; 2911 2912 INIT_WORK(&wcn->hal_ind_work, wcn36xx_ind_smd_work); 2913 INIT_LIST_HEAD(&wcn->hal_ind_queue); 2914 spin_lock_init(&wcn->hal_ind_lock); 2915 2916 return 0; 2917 } 2918 2919 void wcn36xx_smd_close(struct wcn36xx *wcn) 2920 { 2921 struct wcn36xx_hal_ind_msg *msg, *tmp; 2922 2923 cancel_work_sync(&wcn->hal_ind_work); 2924 destroy_workqueue(wcn->hal_ind_wq); 2925 2926 list_for_each_entry_safe(msg, tmp, &wcn->hal_ind_queue, list) 2927 kfree(msg); 2928 } 2929