1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* Copyright(c) 2019-2020 Realtek Corporation 3 */ 4 5 #include "cam.h" 6 #include "coex.h" 7 #include "debug.h" 8 #include "fw.h" 9 #include "mac.h" 10 #include "phy.h" 11 #include "ps.h" 12 #include "reg.h" 13 #include "sar.h" 14 #include "ser.h" 15 16 static void rtw89_ops_tx(struct ieee80211_hw *hw, 17 struct ieee80211_tx_control *control, 18 struct sk_buff *skb) 19 { 20 struct rtw89_dev *rtwdev = hw->priv; 21 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 22 struct ieee80211_vif *vif = info->control.vif; 23 struct ieee80211_sta *sta = control->sta; 24 int ret, qsel; 25 26 ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel); 27 if (ret) { 28 rtw89_err(rtwdev, "failed to transmit skb: %d\n", ret); 29 ieee80211_free_txskb(hw, skb); 30 return; 31 } 32 rtw89_core_tx_kick_off(rtwdev, qsel); 33 } 34 35 static void rtw89_ops_wake_tx_queue(struct ieee80211_hw *hw, 36 struct ieee80211_txq *txq) 37 { 38 struct rtw89_dev *rtwdev = hw->priv; 39 40 ieee80211_schedule_txq(hw, txq); 41 queue_work(rtwdev->txq_wq, &rtwdev->txq_work); 42 } 43 44 static int rtw89_ops_start(struct ieee80211_hw *hw) 45 { 46 struct rtw89_dev *rtwdev = hw->priv; 47 int ret; 48 49 mutex_lock(&rtwdev->mutex); 50 ret = rtw89_core_start(rtwdev); 51 mutex_unlock(&rtwdev->mutex); 52 53 return ret; 54 } 55 56 static void rtw89_ops_stop(struct ieee80211_hw *hw) 57 { 58 struct rtw89_dev *rtwdev = hw->priv; 59 60 mutex_lock(&rtwdev->mutex); 61 rtw89_core_stop(rtwdev); 62 mutex_unlock(&rtwdev->mutex); 63 } 64 65 static int rtw89_ops_config(struct ieee80211_hw *hw, u32 changed) 66 { 67 struct rtw89_dev *rtwdev = hw->priv; 68 69 /* let previous ips work finish to ensure we don't leave ips twice */ 70 cancel_work_sync(&rtwdev->ips_work); 71 72 mutex_lock(&rtwdev->mutex); 73 rtw89_leave_ps_mode(rtwdev); 74 75 if ((changed & IEEE80211_CONF_CHANGE_IDLE) && 76 !(hw->conf.flags & IEEE80211_CONF_IDLE)) 77 rtw89_leave_ips(rtwdev); 78 79 if (changed & IEEE80211_CONF_CHANGE_PS) { 80 if (hw->conf.flags & IEEE80211_CONF_PS) { 81 rtwdev->lps_enabled = true; 82 } else { 83 rtw89_leave_lps(rtwdev); 84 rtwdev->lps_enabled = false; 85 } 86 } 87 88 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) 89 rtw89_set_channel(rtwdev); 90 91 if ((changed & IEEE80211_CONF_CHANGE_IDLE) && 92 (hw->conf.flags & IEEE80211_CONF_IDLE)) 93 rtw89_enter_ips(rtwdev); 94 95 mutex_unlock(&rtwdev->mutex); 96 97 return 0; 98 } 99 100 static int rtw89_ops_add_interface(struct ieee80211_hw *hw, 101 struct ieee80211_vif *vif) 102 { 103 struct rtw89_dev *rtwdev = hw->priv; 104 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 105 int ret = 0; 106 107 mutex_lock(&rtwdev->mutex); 108 rtwvif->rtwdev = rtwdev; 109 list_add_tail(&rtwvif->list, &rtwdev->rtwvifs_list); 110 INIT_WORK(&rtwvif->update_beacon_work, rtw89_core_update_beacon_work); 111 rtw89_leave_ps_mode(rtwdev); 112 113 rtw89_traffic_stats_init(rtwdev, &rtwvif->stats); 114 rtw89_vif_type_mapping(vif, false); 115 rtwvif->port = rtw89_core_acquire_bit_map(rtwdev->hw_port, 116 RTW89_PORT_NUM); 117 if (rtwvif->port == RTW89_PORT_NUM) { 118 ret = -ENOSPC; 119 goto out; 120 } 121 122 rtwvif->bcn_hit_cond = 0; 123 rtwvif->mac_idx = RTW89_MAC_0; 124 rtwvif->phy_idx = RTW89_PHY_0; 125 rtwvif->hit_rule = 0; 126 ether_addr_copy(rtwvif->mac_addr, vif->addr); 127 128 ret = rtw89_mac_add_vif(rtwdev, rtwvif); 129 if (ret) { 130 rtw89_core_release_bit_map(rtwdev->hw_port, rtwvif->port); 131 goto out; 132 } 133 134 rtw89_core_txq_init(rtwdev, vif->txq); 135 136 rtw89_btc_ntfy_role_info(rtwdev, rtwvif, NULL, BTC_ROLE_START); 137 out: 138 mutex_unlock(&rtwdev->mutex); 139 140 return ret; 141 } 142 143 static void rtw89_ops_remove_interface(struct ieee80211_hw *hw, 144 struct ieee80211_vif *vif) 145 { 146 struct rtw89_dev *rtwdev = hw->priv; 147 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 148 149 cancel_work_sync(&rtwvif->update_beacon_work); 150 151 mutex_lock(&rtwdev->mutex); 152 rtw89_leave_ps_mode(rtwdev); 153 rtw89_btc_ntfy_role_info(rtwdev, rtwvif, NULL, BTC_ROLE_STOP); 154 rtw89_mac_remove_vif(rtwdev, rtwvif); 155 rtw89_core_release_bit_map(rtwdev->hw_port, rtwvif->port); 156 list_del_init(&rtwvif->list); 157 mutex_unlock(&rtwdev->mutex); 158 } 159 160 static void rtw89_ops_configure_filter(struct ieee80211_hw *hw, 161 unsigned int changed_flags, 162 unsigned int *new_flags, 163 u64 multicast) 164 { 165 struct rtw89_dev *rtwdev = hw->priv; 166 167 mutex_lock(&rtwdev->mutex); 168 rtw89_leave_ps_mode(rtwdev); 169 170 *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL | 171 FIF_BCN_PRBRESP_PROMISC | FIF_PROBE_REQ; 172 173 if (changed_flags & FIF_ALLMULTI) { 174 if (*new_flags & FIF_ALLMULTI) 175 rtwdev->hal.rx_fltr &= ~B_AX_A_MC; 176 else 177 rtwdev->hal.rx_fltr |= B_AX_A_MC; 178 } 179 if (changed_flags & FIF_FCSFAIL) { 180 if (*new_flags & FIF_FCSFAIL) 181 rtwdev->hal.rx_fltr |= B_AX_A_CRC32_ERR; 182 else 183 rtwdev->hal.rx_fltr &= ~B_AX_A_CRC32_ERR; 184 } 185 if (changed_flags & FIF_OTHER_BSS) { 186 if (*new_flags & FIF_OTHER_BSS) 187 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH; 188 else 189 rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH; 190 } 191 if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 192 if (*new_flags & FIF_BCN_PRBRESP_PROMISC) { 193 rtwdev->hal.rx_fltr &= ~B_AX_A_BCN_CHK_EN; 194 rtwdev->hal.rx_fltr &= ~B_AX_A_BC; 195 rtwdev->hal.rx_fltr &= ~B_AX_A_A1_MATCH; 196 } else { 197 rtwdev->hal.rx_fltr |= B_AX_A_BCN_CHK_EN; 198 rtwdev->hal.rx_fltr |= B_AX_A_BC; 199 rtwdev->hal.rx_fltr |= B_AX_A_A1_MATCH; 200 } 201 } 202 if (changed_flags & FIF_PROBE_REQ) { 203 if (*new_flags & FIF_PROBE_REQ) { 204 rtwdev->hal.rx_fltr &= ~B_AX_A_BC_CAM_MATCH; 205 rtwdev->hal.rx_fltr &= ~B_AX_A_UC_CAM_MATCH; 206 } else { 207 rtwdev->hal.rx_fltr |= B_AX_A_BC_CAM_MATCH; 208 rtwdev->hal.rx_fltr |= B_AX_A_UC_CAM_MATCH; 209 } 210 } 211 212 rtw89_write32_mask(rtwdev, 213 rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_0), 214 B_AX_RX_FLTR_CFG_MASK, 215 rtwdev->hal.rx_fltr); 216 if (!rtwdev->dbcc_en) 217 goto out; 218 rtw89_write32_mask(rtwdev, 219 rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_1), 220 B_AX_RX_FLTR_CFG_MASK, 221 rtwdev->hal.rx_fltr); 222 223 out: 224 mutex_unlock(&rtwdev->mutex); 225 } 226 227 static const u8 ac_to_fw_idx[IEEE80211_NUM_ACS] = { 228 [IEEE80211_AC_VO] = 3, 229 [IEEE80211_AC_VI] = 2, 230 [IEEE80211_AC_BE] = 0, 231 [IEEE80211_AC_BK] = 1, 232 }; 233 234 static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev, 235 struct rtw89_vif *rtwvif, u8 aifsn) 236 { 237 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 238 u8 slot_time; 239 u8 sifs; 240 241 slot_time = vif->bss_conf.use_short_slot ? 9 : 20; 242 sifs = rtwdev->hal.current_band_type == RTW89_BAND_5G ? 16 : 10; 243 244 return aifsn * slot_time + sifs; 245 } 246 247 static void ____rtw89_conf_tx_edca(struct rtw89_dev *rtwdev, 248 struct rtw89_vif *rtwvif, u16 ac) 249 { 250 struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; 251 u32 val; 252 u8 ecw_max, ecw_min; 253 u8 aifs; 254 255 /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */ 256 ecw_max = ilog2(params->cw_max + 1); 257 ecw_min = ilog2(params->cw_min + 1); 258 aifs = rtw89_aifsn_to_aifs(rtwdev, rtwvif, params->aifs); 259 val = FIELD_PREP(FW_EDCA_PARAM_TXOPLMT_MSK, params->txop) | 260 FIELD_PREP(FW_EDCA_PARAM_CWMAX_MSK, ecw_max) | 261 FIELD_PREP(FW_EDCA_PARAM_CWMIN_MSK, ecw_min) | 262 FIELD_PREP(FW_EDCA_PARAM_AIFS_MSK, aifs); 263 rtw89_fw_h2c_set_edca(rtwdev, rtwvif, ac_to_fw_idx[ac], val); 264 } 265 266 static const u32 ac_to_mu_edca_param[IEEE80211_NUM_ACS] = { 267 [IEEE80211_AC_VO] = R_AX_MUEDCA_VO_PARAM_0, 268 [IEEE80211_AC_VI] = R_AX_MUEDCA_VI_PARAM_0, 269 [IEEE80211_AC_BE] = R_AX_MUEDCA_BE_PARAM_0, 270 [IEEE80211_AC_BK] = R_AX_MUEDCA_BK_PARAM_0, 271 }; 272 273 static void ____rtw89_conf_tx_mu_edca(struct rtw89_dev *rtwdev, 274 struct rtw89_vif *rtwvif, u16 ac) 275 { 276 struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; 277 struct ieee80211_he_mu_edca_param_ac_rec *mu_edca; 278 u8 aifs, aifsn; 279 u16 timer_32us; 280 u32 reg; 281 u32 val; 282 283 if (!params->mu_edca) 284 return; 285 286 mu_edca = ¶ms->mu_edca_param_rec; 287 aifsn = FIELD_GET(GENMASK(3, 0), mu_edca->aifsn); 288 aifs = aifsn ? rtw89_aifsn_to_aifs(rtwdev, rtwvif, aifsn) : 0; 289 timer_32us = mu_edca->mu_edca_timer << 8; 290 291 val = FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_TIMER_MASK, timer_32us) | 292 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_CW_MASK, mu_edca->ecw_min_max) | 293 FIELD_PREP(B_AX_MUEDCA_BE_PARAM_0_AIFS_MASK, aifs); 294 reg = rtw89_mac_reg_by_idx(ac_to_mu_edca_param[ac], rtwvif->mac_idx); 295 rtw89_write32(rtwdev, reg, val); 296 297 rtw89_mac_set_hw_muedca_ctrl(rtwdev, rtwvif, true); 298 } 299 300 static void __rtw89_conf_tx(struct rtw89_dev *rtwdev, 301 struct rtw89_vif *rtwvif, u16 ac) 302 { 303 ____rtw89_conf_tx_edca(rtwdev, rtwvif, ac); 304 ____rtw89_conf_tx_mu_edca(rtwdev, rtwvif, ac); 305 } 306 307 static void rtw89_conf_tx(struct rtw89_dev *rtwdev, 308 struct rtw89_vif *rtwvif) 309 { 310 u16 ac; 311 312 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) 313 __rtw89_conf_tx(rtwdev, rtwvif, ac); 314 } 315 316 static void rtw89_station_mode_sta_assoc(struct rtw89_dev *rtwdev, 317 struct ieee80211_vif *vif, 318 struct ieee80211_bss_conf *conf) 319 { 320 struct ieee80211_sta *sta; 321 322 if (vif->type != NL80211_IFTYPE_STATION) 323 return; 324 325 sta = ieee80211_find_sta(vif, conf->bssid); 326 if (!sta) { 327 rtw89_err(rtwdev, "can't find sta to set sta_assoc state\n"); 328 return; 329 } 330 331 rtw89_vif_type_mapping(vif, true); 332 333 rtw89_core_sta_assoc(rtwdev, vif, sta); 334 } 335 336 static void rtw89_ops_bss_info_changed(struct ieee80211_hw *hw, 337 struct ieee80211_vif *vif, 338 struct ieee80211_bss_conf *conf, 339 u64 changed) 340 { 341 struct rtw89_dev *rtwdev = hw->priv; 342 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 343 344 mutex_lock(&rtwdev->mutex); 345 rtw89_leave_ps_mode(rtwdev); 346 347 if (changed & BSS_CHANGED_ASSOC) { 348 if (vif->cfg.assoc) { 349 rtw89_station_mode_sta_assoc(rtwdev, vif, conf); 350 rtw89_phy_set_bss_color(rtwdev, vif); 351 rtw89_chip_cfg_txpwr_ul_tb_offset(rtwdev, vif); 352 rtw89_mac_port_update(rtwdev, rtwvif); 353 rtw89_store_op_chan(rtwdev, true); 354 } else { 355 /* Abort ongoing scan if cancel_scan isn't issued 356 * when disconnected by peer 357 */ 358 if (rtwdev->scanning) 359 rtw89_hw_scan_abort(rtwdev, vif); 360 } 361 } 362 363 if (changed & BSS_CHANGED_BSSID) { 364 ether_addr_copy(rtwvif->bssid, conf->bssid); 365 rtw89_cam_bssid_changed(rtwdev, rtwvif); 366 rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); 367 } 368 369 if (changed & BSS_CHANGED_BEACON) 370 rtw89_fw_h2c_update_beacon(rtwdev, rtwvif); 371 372 if (changed & BSS_CHANGED_ERP_SLOT) 373 rtw89_conf_tx(rtwdev, rtwvif); 374 375 if (changed & BSS_CHANGED_HE_BSS_COLOR) 376 rtw89_phy_set_bss_color(rtwdev, vif); 377 378 if (changed & BSS_CHANGED_MU_GROUPS) 379 rtw89_mac_bf_set_gid_table(rtwdev, vif, conf); 380 381 mutex_unlock(&rtwdev->mutex); 382 } 383 384 static int rtw89_ops_start_ap(struct ieee80211_hw *hw, 385 struct ieee80211_vif *vif, unsigned int link_id) 386 { 387 struct rtw89_dev *rtwdev = hw->priv; 388 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 389 390 mutex_lock(&rtwdev->mutex); 391 ether_addr_copy(rtwvif->bssid, vif->bss_conf.bssid); 392 rtw89_cam_bssid_changed(rtwdev, rtwvif); 393 rtw89_mac_port_update(rtwdev, rtwvif); 394 rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); 395 rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, NULL, RTW89_ROLE_TYPE_CHANGE); 396 rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); 397 rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL); 398 rtw89_chip_rfk_channel(rtwdev); 399 mutex_unlock(&rtwdev->mutex); 400 401 return 0; 402 } 403 404 static 405 void rtw89_ops_stop_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 406 unsigned int link_id) 407 { 408 struct rtw89_dev *rtwdev = hw->priv; 409 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 410 411 mutex_lock(&rtwdev->mutex); 412 rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, NULL); 413 rtw89_fw_h2c_join_info(rtwdev, rtwvif, NULL, true); 414 mutex_unlock(&rtwdev->mutex); 415 } 416 417 static int rtw89_ops_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, 418 bool set) 419 { 420 struct rtw89_dev *rtwdev = hw->priv; 421 struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; 422 struct rtw89_vif *rtwvif = rtwsta->rtwvif; 423 424 ieee80211_queue_work(rtwdev->hw, &rtwvif->update_beacon_work); 425 426 return 0; 427 } 428 429 static int rtw89_ops_conf_tx(struct ieee80211_hw *hw, 430 struct ieee80211_vif *vif, u16 ac, 431 const struct ieee80211_tx_queue_params *params) 432 { 433 struct rtw89_dev *rtwdev = hw->priv; 434 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 435 436 mutex_lock(&rtwdev->mutex); 437 rtw89_leave_ps_mode(rtwdev); 438 rtwvif->tx_params[ac] = *params; 439 __rtw89_conf_tx(rtwdev, rtwvif, ac); 440 mutex_unlock(&rtwdev->mutex); 441 442 return 0; 443 } 444 445 static int __rtw89_ops_sta_state(struct ieee80211_hw *hw, 446 struct ieee80211_vif *vif, 447 struct ieee80211_sta *sta, 448 enum ieee80211_sta_state old_state, 449 enum ieee80211_sta_state new_state) 450 { 451 struct rtw89_dev *rtwdev = hw->priv; 452 453 if (old_state == IEEE80211_STA_NOTEXIST && 454 new_state == IEEE80211_STA_NONE) 455 return rtw89_core_sta_add(rtwdev, vif, sta); 456 457 if (old_state == IEEE80211_STA_AUTH && 458 new_state == IEEE80211_STA_ASSOC) { 459 if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) 460 return 0; /* defer to bss_info_changed to have vif info */ 461 return rtw89_core_sta_assoc(rtwdev, vif, sta); 462 } 463 464 if (old_state == IEEE80211_STA_ASSOC && 465 new_state == IEEE80211_STA_AUTH) 466 return rtw89_core_sta_disassoc(rtwdev, vif, sta); 467 468 if (old_state == IEEE80211_STA_AUTH && 469 new_state == IEEE80211_STA_NONE) 470 return rtw89_core_sta_disconnect(rtwdev, vif, sta); 471 472 if (old_state == IEEE80211_STA_NONE && 473 new_state == IEEE80211_STA_NOTEXIST) 474 return rtw89_core_sta_remove(rtwdev, vif, sta); 475 476 return 0; 477 } 478 479 static int rtw89_ops_sta_state(struct ieee80211_hw *hw, 480 struct ieee80211_vif *vif, 481 struct ieee80211_sta *sta, 482 enum ieee80211_sta_state old_state, 483 enum ieee80211_sta_state new_state) 484 { 485 struct rtw89_dev *rtwdev = hw->priv; 486 int ret; 487 488 mutex_lock(&rtwdev->mutex); 489 rtw89_leave_ps_mode(rtwdev); 490 ret = __rtw89_ops_sta_state(hw, vif, sta, old_state, new_state); 491 mutex_unlock(&rtwdev->mutex); 492 493 return ret; 494 } 495 496 static int rtw89_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 497 struct ieee80211_vif *vif, 498 struct ieee80211_sta *sta, 499 struct ieee80211_key_conf *key) 500 { 501 struct rtw89_dev *rtwdev = hw->priv; 502 int ret = 0; 503 504 mutex_lock(&rtwdev->mutex); 505 rtw89_leave_ps_mode(rtwdev); 506 507 switch (cmd) { 508 case SET_KEY: 509 rtw89_btc_ntfy_specific_packet(rtwdev, PACKET_EAPOL_END); 510 ret = rtw89_cam_sec_key_add(rtwdev, vif, sta, key); 511 if (ret && ret != -EOPNOTSUPP) { 512 rtw89_err(rtwdev, "failed to add key to sec cam\n"); 513 goto out; 514 } 515 break; 516 case DISABLE_KEY: 517 rtw89_hci_flush_queues(rtwdev, BIT(rtwdev->hw->queues) - 1, 518 false); 519 rtw89_mac_flush_txq(rtwdev, BIT(rtwdev->hw->queues) - 1, false); 520 ret = rtw89_cam_sec_key_del(rtwdev, vif, sta, key, true); 521 if (ret) { 522 rtw89_err(rtwdev, "failed to remove key from sec cam\n"); 523 goto out; 524 } 525 break; 526 } 527 528 out: 529 mutex_unlock(&rtwdev->mutex); 530 531 return ret; 532 } 533 534 static int rtw89_ops_ampdu_action(struct ieee80211_hw *hw, 535 struct ieee80211_vif *vif, 536 struct ieee80211_ampdu_params *params) 537 { 538 struct rtw89_dev *rtwdev = hw->priv; 539 struct ieee80211_sta *sta = params->sta; 540 struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; 541 u16 tid = params->tid; 542 struct ieee80211_txq *txq = sta->txq[tid]; 543 struct rtw89_txq *rtwtxq = (struct rtw89_txq *)txq->drv_priv; 544 545 switch (params->action) { 546 case IEEE80211_AMPDU_TX_START: 547 return IEEE80211_AMPDU_TX_START_IMMEDIATE; 548 case IEEE80211_AMPDU_TX_STOP_CONT: 549 case IEEE80211_AMPDU_TX_STOP_FLUSH: 550 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 551 mutex_lock(&rtwdev->mutex); 552 clear_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); 553 mutex_unlock(&rtwdev->mutex); 554 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 555 break; 556 case IEEE80211_AMPDU_TX_OPERATIONAL: 557 mutex_lock(&rtwdev->mutex); 558 set_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags); 559 rtwsta->ampdu_params[tid].agg_num = params->buf_size; 560 rtwsta->ampdu_params[tid].amsdu = params->amsdu; 561 rtw89_leave_ps_mode(rtwdev); 562 mutex_unlock(&rtwdev->mutex); 563 break; 564 case IEEE80211_AMPDU_RX_START: 565 mutex_lock(&rtwdev->mutex); 566 rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, true, params); 567 mutex_unlock(&rtwdev->mutex); 568 break; 569 case IEEE80211_AMPDU_RX_STOP: 570 mutex_lock(&rtwdev->mutex); 571 rtw89_fw_h2c_ba_cam(rtwdev, rtwsta, false, params); 572 mutex_unlock(&rtwdev->mutex); 573 break; 574 default: 575 WARN_ON(1); 576 return -ENOTSUPP; 577 } 578 579 return 0; 580 } 581 582 static int rtw89_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 583 { 584 struct rtw89_dev *rtwdev = hw->priv; 585 586 mutex_lock(&rtwdev->mutex); 587 rtw89_leave_ps_mode(rtwdev); 588 if (test_bit(RTW89_FLAG_POWERON, rtwdev->flags)) 589 rtw89_mac_update_rts_threshold(rtwdev, RTW89_MAC_0); 590 mutex_unlock(&rtwdev->mutex); 591 592 return 0; 593 } 594 595 static void rtw89_ops_sta_statistics(struct ieee80211_hw *hw, 596 struct ieee80211_vif *vif, 597 struct ieee80211_sta *sta, 598 struct station_info *sinfo) 599 { 600 struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; 601 602 sinfo->txrate = rtwsta->ra_report.txrate; 603 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 604 } 605 606 static void rtw89_ops_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 607 u32 queues, bool drop) 608 { 609 struct rtw89_dev *rtwdev = hw->priv; 610 611 mutex_lock(&rtwdev->mutex); 612 rtw89_leave_lps(rtwdev); 613 rtw89_hci_flush_queues(rtwdev, queues, drop); 614 rtw89_mac_flush_txq(rtwdev, queues, drop); 615 mutex_unlock(&rtwdev->mutex); 616 } 617 618 struct rtw89_iter_bitrate_mask_data { 619 struct rtw89_dev *rtwdev; 620 struct ieee80211_vif *vif; 621 const struct cfg80211_bitrate_mask *mask; 622 }; 623 624 static void rtw89_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta) 625 { 626 struct rtw89_iter_bitrate_mask_data *br_data = data; 627 struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv; 628 struct ieee80211_vif *vif = rtwvif_to_vif(rtwsta->rtwvif); 629 630 if (vif != br_data->vif) 631 return; 632 633 rtwsta->use_cfg_mask = true; 634 rtwsta->mask = *br_data->mask; 635 rtw89_phy_ra_updata_sta(br_data->rtwdev, sta, IEEE80211_RC_SUPP_RATES_CHANGED); 636 } 637 638 static void rtw89_ra_mask_info_update(struct rtw89_dev *rtwdev, 639 struct ieee80211_vif *vif, 640 const struct cfg80211_bitrate_mask *mask) 641 { 642 struct rtw89_iter_bitrate_mask_data br_data = { .rtwdev = rtwdev, 643 .vif = vif, 644 .mask = mask}; 645 646 ieee80211_iterate_stations_atomic(rtwdev->hw, rtw89_ra_mask_info_update_iter, 647 &br_data); 648 } 649 650 static int rtw89_ops_set_bitrate_mask(struct ieee80211_hw *hw, 651 struct ieee80211_vif *vif, 652 const struct cfg80211_bitrate_mask *mask) 653 { 654 struct rtw89_dev *rtwdev = hw->priv; 655 656 mutex_lock(&rtwdev->mutex); 657 rtw89_phy_rate_pattern_vif(rtwdev, vif, mask); 658 rtw89_ra_mask_info_update(rtwdev, vif, mask); 659 mutex_unlock(&rtwdev->mutex); 660 661 return 0; 662 } 663 664 static 665 int rtw89_ops_set_antenna(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant) 666 { 667 struct rtw89_dev *rtwdev = hw->priv; 668 struct rtw89_hal *hal = &rtwdev->hal; 669 670 if (rx_ant != hw->wiphy->available_antennas_rx) 671 return -EINVAL; 672 673 mutex_lock(&rtwdev->mutex); 674 hal->antenna_tx = tx_ant; 675 hal->antenna_rx = rx_ant; 676 mutex_unlock(&rtwdev->mutex); 677 678 return 0; 679 } 680 681 static 682 int rtw89_ops_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant) 683 { 684 struct rtw89_dev *rtwdev = hw->priv; 685 struct rtw89_hal *hal = &rtwdev->hal; 686 687 *tx_ant = hal->antenna_tx; 688 *rx_ant = hal->antenna_rx; 689 690 return 0; 691 } 692 693 static void rtw89_ops_sw_scan_start(struct ieee80211_hw *hw, 694 struct ieee80211_vif *vif, 695 const u8 *mac_addr) 696 { 697 struct rtw89_dev *rtwdev = hw->priv; 698 struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv; 699 700 mutex_lock(&rtwdev->mutex); 701 rtw89_core_scan_start(rtwdev, rtwvif, mac_addr, false); 702 mutex_unlock(&rtwdev->mutex); 703 } 704 705 static void rtw89_ops_sw_scan_complete(struct ieee80211_hw *hw, 706 struct ieee80211_vif *vif) 707 { 708 struct rtw89_dev *rtwdev = hw->priv; 709 710 mutex_lock(&rtwdev->mutex); 711 rtw89_core_scan_complete(rtwdev, vif, false); 712 mutex_unlock(&rtwdev->mutex); 713 } 714 715 static void rtw89_ops_reconfig_complete(struct ieee80211_hw *hw, 716 enum ieee80211_reconfig_type reconfig_type) 717 { 718 struct rtw89_dev *rtwdev = hw->priv; 719 720 if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART) 721 rtw89_ser_recfg_done(rtwdev); 722 } 723 724 static int rtw89_ops_hw_scan(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 725 struct ieee80211_scan_request *req) 726 { 727 struct rtw89_dev *rtwdev = hw->priv; 728 int ret = 0; 729 730 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) 731 return 1; 732 733 if (rtwdev->scanning) 734 return -EBUSY; 735 736 mutex_lock(&rtwdev->mutex); 737 rtw89_hw_scan_start(rtwdev, vif, req); 738 ret = rtw89_hw_scan_offload(rtwdev, vif, true); 739 if (ret) { 740 rtw89_hw_scan_abort(rtwdev, vif); 741 rtw89_err(rtwdev, "HW scan failed with status: %d\n", ret); 742 } 743 mutex_unlock(&rtwdev->mutex); 744 745 return ret; 746 } 747 748 static void rtw89_ops_cancel_hw_scan(struct ieee80211_hw *hw, 749 struct ieee80211_vif *vif) 750 { 751 struct rtw89_dev *rtwdev = hw->priv; 752 753 if (!RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) 754 return; 755 756 if (!rtwdev->scanning) 757 return; 758 759 mutex_lock(&rtwdev->mutex); 760 rtw89_hw_scan_abort(rtwdev, vif); 761 mutex_unlock(&rtwdev->mutex); 762 } 763 764 static void rtw89_ops_sta_rc_update(struct ieee80211_hw *hw, 765 struct ieee80211_vif *vif, 766 struct ieee80211_sta *sta, u32 changed) 767 { 768 struct rtw89_dev *rtwdev = hw->priv; 769 770 rtw89_phy_ra_updata_sta(rtwdev, sta, changed); 771 } 772 773 const struct ieee80211_ops rtw89_ops = { 774 .tx = rtw89_ops_tx, 775 .wake_tx_queue = rtw89_ops_wake_tx_queue, 776 .start = rtw89_ops_start, 777 .stop = rtw89_ops_stop, 778 .config = rtw89_ops_config, 779 .add_interface = rtw89_ops_add_interface, 780 .remove_interface = rtw89_ops_remove_interface, 781 .configure_filter = rtw89_ops_configure_filter, 782 .bss_info_changed = rtw89_ops_bss_info_changed, 783 .start_ap = rtw89_ops_start_ap, 784 .stop_ap = rtw89_ops_stop_ap, 785 .set_tim = rtw89_ops_set_tim, 786 .conf_tx = rtw89_ops_conf_tx, 787 .sta_state = rtw89_ops_sta_state, 788 .set_key = rtw89_ops_set_key, 789 .ampdu_action = rtw89_ops_ampdu_action, 790 .set_rts_threshold = rtw89_ops_set_rts_threshold, 791 .sta_statistics = rtw89_ops_sta_statistics, 792 .flush = rtw89_ops_flush, 793 .set_bitrate_mask = rtw89_ops_set_bitrate_mask, 794 .set_antenna = rtw89_ops_set_antenna, 795 .get_antenna = rtw89_ops_get_antenna, 796 .sw_scan_start = rtw89_ops_sw_scan_start, 797 .sw_scan_complete = rtw89_ops_sw_scan_complete, 798 .reconfig_complete = rtw89_ops_reconfig_complete, 799 .hw_scan = rtw89_ops_hw_scan, 800 .cancel_hw_scan = rtw89_ops_cancel_hw_scan, 801 .set_sar_specs = rtw89_ops_set_sar_specs, 802 .sta_rc_update = rtw89_ops_sta_rc_update, 803 }; 804 EXPORT_SYMBOL(rtw89_ops); 805