1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause 2 /* Copyright(c) 2018-2019 Realtek Corporation 3 */ 4 5 #include "main.h" 6 #include "sec.h" 7 #include "tx.h" 8 #include "fw.h" 9 #include "mac.h" 10 #include "coex.h" 11 #include "ps.h" 12 #include "reg.h" 13 #include "bf.h" 14 #include "debug.h" 15 16 static void rtw_ops_tx(struct ieee80211_hw *hw, 17 struct ieee80211_tx_control *control, 18 struct sk_buff *skb) 19 { 20 struct rtw_dev *rtwdev = hw->priv; 21 22 if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) { 23 ieee80211_free_txskb(hw, skb); 24 return; 25 } 26 27 rtw_tx(rtwdev, control, skb); 28 } 29 30 static void rtw_ops_wake_tx_queue(struct ieee80211_hw *hw, 31 struct ieee80211_txq *txq) 32 { 33 struct rtw_dev *rtwdev = hw->priv; 34 struct rtw_txq *rtwtxq = (struct rtw_txq *)txq->drv_priv; 35 36 if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) 37 return; 38 39 spin_lock_bh(&rtwdev->txq_lock); 40 if (list_empty(&rtwtxq->list)) 41 list_add_tail(&rtwtxq->list, &rtwdev->txqs); 42 spin_unlock_bh(&rtwdev->txq_lock); 43 44 tasklet_schedule(&rtwdev->tx_tasklet); 45 } 46 47 static int rtw_ops_start(struct ieee80211_hw *hw) 48 { 49 struct rtw_dev *rtwdev = hw->priv; 50 int ret; 51 52 mutex_lock(&rtwdev->mutex); 53 ret = rtw_core_start(rtwdev); 54 mutex_unlock(&rtwdev->mutex); 55 56 return ret; 57 } 58 59 static void rtw_ops_stop(struct ieee80211_hw *hw) 60 { 61 struct rtw_dev *rtwdev = hw->priv; 62 63 mutex_lock(&rtwdev->mutex); 64 rtw_core_stop(rtwdev); 65 mutex_unlock(&rtwdev->mutex); 66 } 67 68 static int rtw_ops_config(struct ieee80211_hw *hw, u32 changed) 69 { 70 struct rtw_dev *rtwdev = hw->priv; 71 int ret = 0; 72 73 mutex_lock(&rtwdev->mutex); 74 75 rtw_leave_lps_deep(rtwdev); 76 77 if (changed & IEEE80211_CONF_CHANGE_IDLE) { 78 if (hw->conf.flags & IEEE80211_CONF_IDLE) { 79 rtw_enter_ips(rtwdev); 80 } else { 81 ret = rtw_leave_ips(rtwdev); 82 if (ret) { 83 rtw_err(rtwdev, "failed to leave idle state\n"); 84 goto out; 85 } 86 } 87 } 88 89 if (changed & IEEE80211_CONF_CHANGE_PS) { 90 if (hw->conf.flags & IEEE80211_CONF_PS) { 91 rtwdev->ps_enabled = true; 92 } else { 93 rtwdev->ps_enabled = false; 94 rtw_leave_lps(rtwdev); 95 } 96 } 97 98 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) 99 rtw_set_channel(rtwdev); 100 101 out: 102 mutex_unlock(&rtwdev->mutex); 103 return ret; 104 } 105 106 static const struct rtw_vif_port rtw_vif_port[] = { 107 [0] = { 108 .mac_addr = {.addr = 0x0610}, 109 .bssid = {.addr = 0x0618}, 110 .net_type = {.addr = 0x0100, .mask = 0x30000}, 111 .aid = {.addr = 0x06a8, .mask = 0x7ff}, 112 .bcn_ctrl = {.addr = 0x0550, .mask = 0xff}, 113 }, 114 [1] = { 115 .mac_addr = {.addr = 0x0700}, 116 .bssid = {.addr = 0x0708}, 117 .net_type = {.addr = 0x0100, .mask = 0xc0000}, 118 .aid = {.addr = 0x0710, .mask = 0x7ff}, 119 .bcn_ctrl = {.addr = 0x0551, .mask = 0xff}, 120 }, 121 [2] = { 122 .mac_addr = {.addr = 0x1620}, 123 .bssid = {.addr = 0x1628}, 124 .net_type = {.addr = 0x1100, .mask = 0x3}, 125 .aid = {.addr = 0x1600, .mask = 0x7ff}, 126 .bcn_ctrl = {.addr = 0x0578, .mask = 0xff}, 127 }, 128 [3] = { 129 .mac_addr = {.addr = 0x1630}, 130 .bssid = {.addr = 0x1638}, 131 .net_type = {.addr = 0x1100, .mask = 0xc}, 132 .aid = {.addr = 0x1604, .mask = 0x7ff}, 133 .bcn_ctrl = {.addr = 0x0579, .mask = 0xff}, 134 }, 135 [4] = { 136 .mac_addr = {.addr = 0x1640}, 137 .bssid = {.addr = 0x1648}, 138 .net_type = {.addr = 0x1100, .mask = 0x30}, 139 .aid = {.addr = 0x1608, .mask = 0x7ff}, 140 .bcn_ctrl = {.addr = 0x057a, .mask = 0xff}, 141 }, 142 }; 143 144 static int rtw_ops_add_interface(struct ieee80211_hw *hw, 145 struct ieee80211_vif *vif) 146 { 147 struct rtw_dev *rtwdev = hw->priv; 148 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 149 enum rtw_net_type net_type; 150 u32 config = 0; 151 u8 port = 0; 152 u8 bcn_ctrl = 0; 153 154 rtwvif->port = port; 155 rtwvif->vif = vif; 156 rtwvif->stats.tx_unicast = 0; 157 rtwvif->stats.rx_unicast = 0; 158 rtwvif->stats.tx_cnt = 0; 159 rtwvif->stats.rx_cnt = 0; 160 rtwvif->in_lps = false; 161 memset(&rtwvif->bfee, 0, sizeof(struct rtw_bfee)); 162 rtwvif->conf = &rtw_vif_port[port]; 163 rtw_txq_init(rtwdev, vif->txq); 164 165 mutex_lock(&rtwdev->mutex); 166 167 rtw_leave_lps_deep(rtwdev); 168 169 switch (vif->type) { 170 case NL80211_IFTYPE_AP: 171 case NL80211_IFTYPE_MESH_POINT: 172 net_type = RTW_NET_AP_MODE; 173 bcn_ctrl = BIT_EN_BCN_FUNCTION | BIT_DIS_TSF_UDT; 174 break; 175 case NL80211_IFTYPE_ADHOC: 176 net_type = RTW_NET_AD_HOC; 177 bcn_ctrl = BIT_EN_BCN_FUNCTION | BIT_DIS_TSF_UDT; 178 break; 179 case NL80211_IFTYPE_STATION: 180 default: 181 net_type = RTW_NET_NO_LINK; 182 bcn_ctrl = BIT_EN_BCN_FUNCTION; 183 break; 184 } 185 186 ether_addr_copy(rtwvif->mac_addr, vif->addr); 187 config |= PORT_SET_MAC_ADDR; 188 rtwvif->net_type = net_type; 189 config |= PORT_SET_NET_TYPE; 190 rtwvif->bcn_ctrl = bcn_ctrl; 191 config |= PORT_SET_BCN_CTRL; 192 rtw_vif_port_config(rtwdev, rtwvif, config); 193 194 mutex_unlock(&rtwdev->mutex); 195 196 rtw_info(rtwdev, "start vif %pM on port %d\n", vif->addr, rtwvif->port); 197 return 0; 198 } 199 200 static void rtw_ops_remove_interface(struct ieee80211_hw *hw, 201 struct ieee80211_vif *vif) 202 { 203 struct rtw_dev *rtwdev = hw->priv; 204 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 205 u32 config = 0; 206 207 rtw_info(rtwdev, "stop vif %pM on port %d\n", vif->addr, rtwvif->port); 208 209 mutex_lock(&rtwdev->mutex); 210 211 rtw_leave_lps_deep(rtwdev); 212 213 rtw_txq_cleanup(rtwdev, vif->txq); 214 215 eth_zero_addr(rtwvif->mac_addr); 216 config |= PORT_SET_MAC_ADDR; 217 rtwvif->net_type = RTW_NET_NO_LINK; 218 config |= PORT_SET_NET_TYPE; 219 rtwvif->bcn_ctrl = 0; 220 config |= PORT_SET_BCN_CTRL; 221 rtw_vif_port_config(rtwdev, rtwvif, config); 222 223 mutex_unlock(&rtwdev->mutex); 224 } 225 226 static void rtw_ops_configure_filter(struct ieee80211_hw *hw, 227 unsigned int changed_flags, 228 unsigned int *new_flags, 229 u64 multicast) 230 { 231 struct rtw_dev *rtwdev = hw->priv; 232 233 *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL | 234 FIF_BCN_PRBRESP_PROMISC; 235 236 mutex_lock(&rtwdev->mutex); 237 238 rtw_leave_lps_deep(rtwdev); 239 240 if (changed_flags & FIF_ALLMULTI) { 241 if (*new_flags & FIF_ALLMULTI) 242 rtwdev->hal.rcr |= BIT_AM | BIT_AB; 243 else 244 rtwdev->hal.rcr &= ~(BIT_AM | BIT_AB); 245 } 246 if (changed_flags & FIF_FCSFAIL) { 247 if (*new_flags & FIF_FCSFAIL) 248 rtwdev->hal.rcr |= BIT_ACRC32; 249 else 250 rtwdev->hal.rcr &= ~(BIT_ACRC32); 251 } 252 if (changed_flags & FIF_OTHER_BSS) { 253 if (*new_flags & FIF_OTHER_BSS) 254 rtwdev->hal.rcr |= BIT_AAP; 255 else 256 rtwdev->hal.rcr &= ~(BIT_AAP); 257 } 258 if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 259 if (*new_flags & FIF_BCN_PRBRESP_PROMISC) 260 rtwdev->hal.rcr &= ~(BIT_CBSSID_BCN | BIT_CBSSID_DATA); 261 else 262 rtwdev->hal.rcr |= BIT_CBSSID_BCN; 263 } 264 265 rtw_dbg(rtwdev, RTW_DBG_RX, 266 "config rx filter, changed=0x%08x, new=0x%08x, rcr=0x%08x\n", 267 changed_flags, *new_flags, rtwdev->hal.rcr); 268 269 rtw_write32(rtwdev, REG_RCR, rtwdev->hal.rcr); 270 271 mutex_unlock(&rtwdev->mutex); 272 } 273 274 /* Only have one group of EDCA parameters now */ 275 static const u32 ac_to_edca_param[IEEE80211_NUM_ACS] = { 276 [IEEE80211_AC_VO] = REG_EDCA_VO_PARAM, 277 [IEEE80211_AC_VI] = REG_EDCA_VI_PARAM, 278 [IEEE80211_AC_BE] = REG_EDCA_BE_PARAM, 279 [IEEE80211_AC_BK] = REG_EDCA_BK_PARAM, 280 }; 281 282 static u8 rtw_aifsn_to_aifs(struct rtw_dev *rtwdev, 283 struct rtw_vif *rtwvif, u8 aifsn) 284 { 285 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 286 u8 slot_time; 287 u8 sifs; 288 289 slot_time = vif->bss_conf.use_short_slot ? 9 : 20; 290 sifs = rtwdev->hal.current_band_type == RTW_BAND_5G ? 16 : 10; 291 292 return aifsn * slot_time + sifs; 293 } 294 295 static void __rtw_conf_tx(struct rtw_dev *rtwdev, 296 struct rtw_vif *rtwvif, u16 ac) 297 { 298 struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; 299 u32 edca_param = ac_to_edca_param[ac]; 300 u8 ecw_max, ecw_min; 301 u8 aifs; 302 303 /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */ 304 ecw_max = ilog2(params->cw_max + 1); 305 ecw_min = ilog2(params->cw_min + 1); 306 aifs = rtw_aifsn_to_aifs(rtwdev, rtwvif, params->aifs); 307 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_TXOP_LMT, params->txop); 308 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_CWMAX, ecw_max); 309 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_CWMIN, ecw_min); 310 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_AIFS, aifs); 311 } 312 313 static void rtw_conf_tx(struct rtw_dev *rtwdev, 314 struct rtw_vif *rtwvif) 315 { 316 u16 ac; 317 318 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) 319 __rtw_conf_tx(rtwdev, rtwvif, ac); 320 } 321 322 static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, 323 struct ieee80211_vif *vif, 324 struct ieee80211_bss_conf *conf, 325 u32 changed) 326 { 327 struct rtw_dev *rtwdev = hw->priv; 328 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 329 u32 config = 0; 330 331 mutex_lock(&rtwdev->mutex); 332 333 rtw_leave_lps_deep(rtwdev); 334 335 if (changed & BSS_CHANGED_ASSOC) { 336 struct rtw_chip_info *chip = rtwdev->chip; 337 enum rtw_net_type net_type; 338 339 if (conf->assoc) { 340 rtw_coex_connect_notify(rtwdev, COEX_ASSOCIATE_FINISH); 341 net_type = RTW_NET_MGD_LINKED; 342 chip->ops->phy_calibration(rtwdev); 343 344 rtwvif->aid = conf->aid; 345 rtw_add_rsvd_page(rtwdev, RSVD_PS_POLL, true); 346 rtw_add_rsvd_page(rtwdev, RSVD_QOS_NULL, true); 347 rtw_add_rsvd_page(rtwdev, RSVD_NULL, true); 348 rtw_add_rsvd_page(rtwdev, RSVD_LPS_PG_DPK, true); 349 rtw_add_rsvd_page(rtwdev, RSVD_LPS_PG_INFO, true); 350 rtw_fw_download_rsvd_page(rtwdev, vif); 351 rtw_send_rsvd_page_h2c(rtwdev); 352 rtw_coex_media_status_notify(rtwdev, conf->assoc); 353 if (rtw_bf_support) 354 rtw_bf_assoc(rtwdev, vif, conf); 355 } else { 356 rtw_leave_lps(rtwdev); 357 net_type = RTW_NET_NO_LINK; 358 rtwvif->aid = 0; 359 rtw_reset_rsvd_page(rtwdev); 360 rtw_bf_disassoc(rtwdev, vif, conf); 361 } 362 363 rtwvif->net_type = net_type; 364 config |= PORT_SET_NET_TYPE; 365 config |= PORT_SET_AID; 366 } 367 368 if (changed & BSS_CHANGED_BSSID) { 369 ether_addr_copy(rtwvif->bssid, conf->bssid); 370 config |= PORT_SET_BSSID; 371 } 372 373 if (changed & BSS_CHANGED_BEACON) 374 rtw_fw_download_rsvd_page(rtwdev, vif); 375 376 if (changed & BSS_CHANGED_MU_GROUPS) { 377 struct rtw_chip_info *chip = rtwdev->chip; 378 379 chip->ops->set_gid_table(rtwdev, vif, conf); 380 } 381 382 if (changed & BSS_CHANGED_ERP_SLOT) 383 rtw_conf_tx(rtwdev, rtwvif); 384 385 rtw_vif_port_config(rtwdev, rtwvif, config); 386 387 mutex_unlock(&rtwdev->mutex); 388 } 389 390 static int rtw_ops_conf_tx(struct ieee80211_hw *hw, 391 struct ieee80211_vif *vif, u16 ac, 392 const struct ieee80211_tx_queue_params *params) 393 { 394 struct rtw_dev *rtwdev = hw->priv; 395 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 396 397 mutex_lock(&rtwdev->mutex); 398 399 rtw_leave_lps_deep(rtwdev); 400 401 rtwvif->tx_params[ac] = *params; 402 __rtw_conf_tx(rtwdev, rtwvif, ac); 403 404 mutex_unlock(&rtwdev->mutex); 405 406 return 0; 407 } 408 409 static u8 rtw_acquire_macid(struct rtw_dev *rtwdev) 410 { 411 unsigned long mac_id; 412 413 mac_id = find_first_zero_bit(rtwdev->mac_id_map, RTW_MAX_MAC_ID_NUM); 414 if (mac_id < RTW_MAX_MAC_ID_NUM) 415 set_bit(mac_id, rtwdev->mac_id_map); 416 417 return mac_id; 418 } 419 420 static void rtw_release_macid(struct rtw_dev *rtwdev, u8 mac_id) 421 { 422 clear_bit(mac_id, rtwdev->mac_id_map); 423 } 424 425 static int rtw_ops_sta_add(struct ieee80211_hw *hw, 426 struct ieee80211_vif *vif, 427 struct ieee80211_sta *sta) 428 { 429 struct rtw_dev *rtwdev = hw->priv; 430 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 431 int i; 432 int ret = 0; 433 434 mutex_lock(&rtwdev->mutex); 435 436 si->mac_id = rtw_acquire_macid(rtwdev); 437 if (si->mac_id >= RTW_MAX_MAC_ID_NUM) { 438 ret = -ENOSPC; 439 goto out; 440 } 441 442 si->sta = sta; 443 si->vif = vif; 444 si->init_ra_lv = 1; 445 ewma_rssi_init(&si->avg_rssi); 446 for (i = 0; i < ARRAY_SIZE(sta->txq); i++) 447 rtw_txq_init(rtwdev, sta->txq[i]); 448 449 rtw_update_sta_info(rtwdev, si); 450 rtw_fw_media_status_report(rtwdev, si->mac_id, true); 451 452 rtwdev->sta_cnt++; 453 454 rtw_info(rtwdev, "sta %pM joined with macid %d\n", 455 sta->addr, si->mac_id); 456 457 out: 458 mutex_unlock(&rtwdev->mutex); 459 return ret; 460 } 461 462 static int rtw_ops_sta_remove(struct ieee80211_hw *hw, 463 struct ieee80211_vif *vif, 464 struct ieee80211_sta *sta) 465 { 466 struct rtw_dev *rtwdev = hw->priv; 467 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 468 int i; 469 470 mutex_lock(&rtwdev->mutex); 471 472 rtw_release_macid(rtwdev, si->mac_id); 473 rtw_fw_media_status_report(rtwdev, si->mac_id, false); 474 475 for (i = 0; i < ARRAY_SIZE(sta->txq); i++) 476 rtw_txq_cleanup(rtwdev, sta->txq[i]); 477 478 kfree(si->mask); 479 480 rtwdev->sta_cnt--; 481 482 rtw_info(rtwdev, "sta %pM with macid %d left\n", 483 sta->addr, si->mac_id); 484 485 mutex_unlock(&rtwdev->mutex); 486 return 0; 487 } 488 489 static int rtw_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 490 struct ieee80211_vif *vif, struct ieee80211_sta *sta, 491 struct ieee80211_key_conf *key) 492 { 493 struct rtw_dev *rtwdev = hw->priv; 494 struct rtw_sec_desc *sec = &rtwdev->sec; 495 u8 hw_key_type; 496 u8 hw_key_idx; 497 int ret = 0; 498 499 switch (key->cipher) { 500 case WLAN_CIPHER_SUITE_WEP40: 501 hw_key_type = RTW_CAM_WEP40; 502 break; 503 case WLAN_CIPHER_SUITE_WEP104: 504 hw_key_type = RTW_CAM_WEP104; 505 break; 506 case WLAN_CIPHER_SUITE_TKIP: 507 hw_key_type = RTW_CAM_TKIP; 508 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; 509 break; 510 case WLAN_CIPHER_SUITE_CCMP: 511 hw_key_type = RTW_CAM_AES; 512 key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; 513 break; 514 case WLAN_CIPHER_SUITE_AES_CMAC: 515 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 516 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 517 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 518 /* suppress error messages */ 519 return -EOPNOTSUPP; 520 default: 521 return -ENOTSUPP; 522 } 523 524 mutex_lock(&rtwdev->mutex); 525 526 rtw_leave_lps_deep(rtwdev); 527 528 if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { 529 hw_key_idx = rtw_sec_get_free_cam(sec); 530 } else { 531 /* multiple interfaces? */ 532 hw_key_idx = key->keyidx; 533 } 534 535 if (hw_key_idx > sec->total_cam_num) { 536 ret = -ENOSPC; 537 goto out; 538 } 539 540 switch (cmd) { 541 case SET_KEY: 542 /* need sw generated IV */ 543 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; 544 key->hw_key_idx = hw_key_idx; 545 rtw_sec_write_cam(rtwdev, sec, sta, key, 546 hw_key_type, hw_key_idx); 547 break; 548 case DISABLE_KEY: 549 rtw_mac_flush_all_queues(rtwdev, false); 550 rtw_sec_clear_cam(rtwdev, sec, key->hw_key_idx); 551 break; 552 } 553 554 /* download new cam settings for PG to backup */ 555 if (rtw_fw_lps_deep_mode == LPS_DEEP_MODE_PG) 556 rtw_fw_download_rsvd_page(rtwdev, vif); 557 558 out: 559 mutex_unlock(&rtwdev->mutex); 560 561 return ret; 562 } 563 564 static int rtw_ops_ampdu_action(struct ieee80211_hw *hw, 565 struct ieee80211_vif *vif, 566 struct ieee80211_ampdu_params *params) 567 { 568 struct ieee80211_sta *sta = params->sta; 569 u16 tid = params->tid; 570 struct ieee80211_txq *txq = sta->txq[tid]; 571 struct rtw_txq *rtwtxq = (struct rtw_txq *)txq->drv_priv; 572 573 switch (params->action) { 574 case IEEE80211_AMPDU_TX_START: 575 return IEEE80211_AMPDU_TX_START_IMMEDIATE; 576 case IEEE80211_AMPDU_TX_STOP_CONT: 577 case IEEE80211_AMPDU_TX_STOP_FLUSH: 578 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 579 clear_bit(RTW_TXQ_AMPDU, &rtwtxq->flags); 580 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 581 break; 582 case IEEE80211_AMPDU_TX_OPERATIONAL: 583 set_bit(RTW_TXQ_AMPDU, &rtwtxq->flags); 584 break; 585 case IEEE80211_AMPDU_RX_START: 586 case IEEE80211_AMPDU_RX_STOP: 587 break; 588 default: 589 WARN_ON(1); 590 return -ENOTSUPP; 591 } 592 593 return 0; 594 } 595 596 static void rtw_ops_sw_scan_start(struct ieee80211_hw *hw, 597 struct ieee80211_vif *vif, 598 const u8 *mac_addr) 599 { 600 struct rtw_dev *rtwdev = hw->priv; 601 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 602 u32 config = 0; 603 604 mutex_lock(&rtwdev->mutex); 605 606 rtw_leave_lps(rtwdev); 607 608 ether_addr_copy(rtwvif->mac_addr, mac_addr); 609 config |= PORT_SET_MAC_ADDR; 610 rtw_vif_port_config(rtwdev, rtwvif, config); 611 612 rtw_coex_scan_notify(rtwdev, COEX_SCAN_START); 613 614 set_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); 615 set_bit(RTW_FLAG_SCANNING, rtwdev->flags); 616 617 mutex_unlock(&rtwdev->mutex); 618 } 619 620 static void rtw_ops_sw_scan_complete(struct ieee80211_hw *hw, 621 struct ieee80211_vif *vif) 622 { 623 struct rtw_dev *rtwdev = hw->priv; 624 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 625 u32 config = 0; 626 627 mutex_lock(&rtwdev->mutex); 628 629 clear_bit(RTW_FLAG_SCANNING, rtwdev->flags); 630 clear_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); 631 632 ether_addr_copy(rtwvif->mac_addr, vif->addr); 633 config |= PORT_SET_MAC_ADDR; 634 rtw_vif_port_config(rtwdev, rtwvif, config); 635 636 rtw_coex_scan_notify(rtwdev, COEX_SCAN_FINISH); 637 638 mutex_unlock(&rtwdev->mutex); 639 } 640 641 static void rtw_ops_mgd_prepare_tx(struct ieee80211_hw *hw, 642 struct ieee80211_vif *vif, 643 u16 duration) 644 { 645 struct rtw_dev *rtwdev = hw->priv; 646 647 mutex_lock(&rtwdev->mutex); 648 rtw_leave_lps_deep(rtwdev); 649 rtw_coex_connect_notify(rtwdev, COEX_ASSOCIATE_START); 650 mutex_unlock(&rtwdev->mutex); 651 } 652 653 static int rtw_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 654 { 655 struct rtw_dev *rtwdev = hw->priv; 656 657 mutex_lock(&rtwdev->mutex); 658 rtwdev->rts_threshold = value; 659 mutex_unlock(&rtwdev->mutex); 660 661 return 0; 662 } 663 664 static void rtw_ops_sta_statistics(struct ieee80211_hw *hw, 665 struct ieee80211_vif *vif, 666 struct ieee80211_sta *sta, 667 struct station_info *sinfo) 668 { 669 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 670 671 sinfo->txrate = si->ra_report.txrate; 672 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 673 } 674 675 static void rtw_ops_flush(struct ieee80211_hw *hw, 676 struct ieee80211_vif *vif, 677 u32 queues, bool drop) 678 { 679 struct rtw_dev *rtwdev = hw->priv; 680 681 mutex_lock(&rtwdev->mutex); 682 rtw_leave_lps_deep(rtwdev); 683 684 rtw_mac_flush_queues(rtwdev, queues, drop); 685 mutex_unlock(&rtwdev->mutex); 686 } 687 688 struct rtw_iter_bitrate_mask_data { 689 struct rtw_dev *rtwdev; 690 struct ieee80211_vif *vif; 691 const struct cfg80211_bitrate_mask *mask; 692 }; 693 694 static void rtw_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta) 695 { 696 struct rtw_iter_bitrate_mask_data *br_data = data; 697 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 698 699 if (si->vif != br_data->vif) 700 return; 701 702 /* free previous mask setting */ 703 kfree(si->mask); 704 si->mask = kmemdup(br_data->mask, sizeof(struct cfg80211_bitrate_mask), 705 GFP_ATOMIC); 706 if (!si->mask) { 707 si->use_cfg_mask = false; 708 return; 709 } 710 711 si->use_cfg_mask = true; 712 rtw_update_sta_info(br_data->rtwdev, si); 713 } 714 715 static void rtw_ra_mask_info_update(struct rtw_dev *rtwdev, 716 struct ieee80211_vif *vif, 717 const struct cfg80211_bitrate_mask *mask) 718 { 719 struct rtw_iter_bitrate_mask_data br_data; 720 721 br_data.rtwdev = rtwdev; 722 br_data.vif = vif; 723 br_data.mask = mask; 724 rtw_iterate_stas_atomic(rtwdev, rtw_ra_mask_info_update_iter, &br_data); 725 } 726 727 static int rtw_ops_set_bitrate_mask(struct ieee80211_hw *hw, 728 struct ieee80211_vif *vif, 729 const struct cfg80211_bitrate_mask *mask) 730 { 731 struct rtw_dev *rtwdev = hw->priv; 732 733 rtw_ra_mask_info_update(rtwdev, vif, mask); 734 735 return 0; 736 } 737 738 const struct ieee80211_ops rtw_ops = { 739 .tx = rtw_ops_tx, 740 .wake_tx_queue = rtw_ops_wake_tx_queue, 741 .start = rtw_ops_start, 742 .stop = rtw_ops_stop, 743 .config = rtw_ops_config, 744 .add_interface = rtw_ops_add_interface, 745 .remove_interface = rtw_ops_remove_interface, 746 .configure_filter = rtw_ops_configure_filter, 747 .bss_info_changed = rtw_ops_bss_info_changed, 748 .conf_tx = rtw_ops_conf_tx, 749 .sta_add = rtw_ops_sta_add, 750 .sta_remove = rtw_ops_sta_remove, 751 .set_key = rtw_ops_set_key, 752 .ampdu_action = rtw_ops_ampdu_action, 753 .sw_scan_start = rtw_ops_sw_scan_start, 754 .sw_scan_complete = rtw_ops_sw_scan_complete, 755 .mgd_prepare_tx = rtw_ops_mgd_prepare_tx, 756 .set_rts_threshold = rtw_ops_set_rts_threshold, 757 .sta_statistics = rtw_ops_sta_statistics, 758 .flush = rtw_ops_flush, 759 .set_bitrate_mask = rtw_ops_set_bitrate_mask, 760 }; 761 EXPORT_SYMBOL(rtw_ops); 762