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#include "wow.h" 16 17static void rtw_ops_tx(struct ieee80211_hw *hw, 18 struct ieee80211_tx_control *control, 19 struct sk_buff *skb) 20{ 21 struct rtw_dev *rtwdev = hw->priv; 22 23 if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) { 24 ieee80211_free_txskb(hw, skb); 25 return; 26 } 27 28 rtw_tx(rtwdev, control, skb); 29} 30 31static void rtw_ops_wake_tx_queue(struct ieee80211_hw *hw, 32 struct ieee80211_txq *txq) 33{ 34 struct rtw_dev *rtwdev = hw->priv; 35 struct rtw_txq *rtwtxq = (struct rtw_txq *)txq->drv_priv; 36 37 if (!test_bit(RTW_FLAG_RUNNING, rtwdev->flags)) 38 return; 39 40 spin_lock_bh(&rtwdev->txq_lock); 41 if (list_empty(&rtwtxq->list)) 42 list_add_tail(&rtwtxq->list, &rtwdev->txqs); 43 spin_unlock_bh(&rtwdev->txq_lock); 44 45 tasklet_schedule(&rtwdev->tx_tasklet); 46} 47 48static int rtw_ops_start(struct ieee80211_hw *hw) 49{ 50 struct rtw_dev *rtwdev = hw->priv; 51 int ret; 52 53 mutex_lock(&rtwdev->mutex); 54 ret = rtw_core_start(rtwdev); 55 mutex_unlock(&rtwdev->mutex); 56 57 return ret; 58} 59 60static void rtw_ops_stop(struct ieee80211_hw *hw) 61{ 62 struct rtw_dev *rtwdev = hw->priv; 63 64 mutex_lock(&rtwdev->mutex); 65 rtw_core_stop(rtwdev); 66 mutex_unlock(&rtwdev->mutex); 67} 68 69static int rtw_ops_config(struct ieee80211_hw *hw, u32 changed) 70{ 71 struct rtw_dev *rtwdev = hw->priv; 72 int ret = 0; 73 74 mutex_lock(&rtwdev->mutex); 75 76 rtw_leave_lps_deep(rtwdev); 77 78 if ((changed & IEEE80211_CONF_CHANGE_IDLE) && 79 !(hw->conf.flags & IEEE80211_CONF_IDLE)) { 80 ret = rtw_leave_ips(rtwdev); 81 if (ret) { 82 rtw_err(rtwdev, "failed to leave idle state\n"); 83 goto out; 84 } 85 } 86 87 if (changed & IEEE80211_CONF_CHANGE_PS) { 88 if (hw->conf.flags & IEEE80211_CONF_PS) { 89 rtwdev->ps_enabled = true; 90 } else { 91 rtwdev->ps_enabled = false; 92 rtw_leave_lps(rtwdev); 93 } 94 } 95 96 if (changed & IEEE80211_CONF_CHANGE_CHANNEL) 97 rtw_set_channel(rtwdev); 98 99 if ((changed & IEEE80211_CONF_CHANGE_IDLE) && 100 (hw->conf.flags & IEEE80211_CONF_IDLE)) 101 rtw_enter_ips(rtwdev); 102 103out: 104 mutex_unlock(&rtwdev->mutex); 105 return ret; 106} 107 108static const struct rtw_vif_port rtw_vif_port[] = { 109 [0] = { 110 .mac_addr = {.addr = 0x0610}, 111 .bssid = {.addr = 0x0618}, 112 .net_type = {.addr = 0x0100, .mask = 0x30000}, 113 .aid = {.addr = 0x06a8, .mask = 0x7ff}, 114 .bcn_ctrl = {.addr = 0x0550, .mask = 0xff}, 115 }, 116 [1] = { 117 .mac_addr = {.addr = 0x0700}, 118 .bssid = {.addr = 0x0708}, 119 .net_type = {.addr = 0x0100, .mask = 0xc0000}, 120 .aid = {.addr = 0x0710, .mask = 0x7ff}, 121 .bcn_ctrl = {.addr = 0x0551, .mask = 0xff}, 122 }, 123 [2] = { 124 .mac_addr = {.addr = 0x1620}, 125 .bssid = {.addr = 0x1628}, 126 .net_type = {.addr = 0x1100, .mask = 0x3}, 127 .aid = {.addr = 0x1600, .mask = 0x7ff}, 128 .bcn_ctrl = {.addr = 0x0578, .mask = 0xff}, 129 }, 130 [3] = { 131 .mac_addr = {.addr = 0x1630}, 132 .bssid = {.addr = 0x1638}, 133 .net_type = {.addr = 0x1100, .mask = 0xc}, 134 .aid = {.addr = 0x1604, .mask = 0x7ff}, 135 .bcn_ctrl = {.addr = 0x0579, .mask = 0xff}, 136 }, 137 [4] = { 138 .mac_addr = {.addr = 0x1640}, 139 .bssid = {.addr = 0x1648}, 140 .net_type = {.addr = 0x1100, .mask = 0x30}, 141 .aid = {.addr = 0x1608, .mask = 0x7ff}, 142 .bcn_ctrl = {.addr = 0x057a, .mask = 0xff}, 143 }, 144}; 145 146static int rtw_ops_add_interface(struct ieee80211_hw *hw, 147 struct ieee80211_vif *vif) 148{ 149 struct rtw_dev *rtwdev = hw->priv; 150 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 151 enum rtw_net_type net_type; 152 u32 config = 0; 153 u8 port = 0; 154 u8 bcn_ctrl = 0; 155 156 rtwvif->port = port; 157 rtwvif->stats.tx_unicast = 0; 158 rtwvif->stats.rx_unicast = 0; 159 rtwvif->stats.tx_cnt = 0; 160 rtwvif->stats.rx_cnt = 0; 161 memset(&rtwvif->bfee, 0, sizeof(struct rtw_bfee)); 162 rtwvif->conf = &rtw_vif_port[port]; 163 rtw_txq_init(rtwdev, vif->txq); 164 INIT_LIST_HEAD(&rtwvif->rsvd_page_list); 165 166 mutex_lock(&rtwdev->mutex); 167 168 rtw_leave_lps_deep(rtwdev); 169 170 switch (vif->type) { 171 case NL80211_IFTYPE_AP: 172 case NL80211_IFTYPE_MESH_POINT: 173 rtw_add_rsvd_page_bcn(rtwdev, rtwvif); 174 net_type = RTW_NET_AP_MODE; 175 bcn_ctrl = BIT_EN_BCN_FUNCTION | BIT_DIS_TSF_UDT; 176 break; 177 case NL80211_IFTYPE_ADHOC: 178 rtw_add_rsvd_page_bcn(rtwdev, rtwvif); 179 net_type = RTW_NET_AD_HOC; 180 bcn_ctrl = BIT_EN_BCN_FUNCTION | BIT_DIS_TSF_UDT; 181 break; 182 case NL80211_IFTYPE_STATION: 183 rtw_add_rsvd_page_sta(rtwdev, rtwvif); 184 net_type = RTW_NET_NO_LINK; 185 bcn_ctrl = BIT_EN_BCN_FUNCTION; 186 break; 187 default: 188 WARN_ON(1); 189 mutex_unlock(&rtwdev->mutex); 190 return -EINVAL; 191 } 192 193 ether_addr_copy(rtwvif->mac_addr, vif->addr); 194 config |= PORT_SET_MAC_ADDR; 195 rtwvif->net_type = net_type; 196 config |= PORT_SET_NET_TYPE; 197 rtwvif->bcn_ctrl = bcn_ctrl; 198 config |= PORT_SET_BCN_CTRL; 199 rtw_vif_port_config(rtwdev, rtwvif, config); 200 201 mutex_unlock(&rtwdev->mutex); 202 203 rtw_info(rtwdev, "start vif %pM on port %d\n", vif->addr, rtwvif->port); 204 return 0; 205} 206 207static void rtw_ops_remove_interface(struct ieee80211_hw *hw, 208 struct ieee80211_vif *vif) 209{ 210 struct rtw_dev *rtwdev = hw->priv; 211 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 212 u32 config = 0; 213 214 rtw_info(rtwdev, "stop vif %pM on port %d\n", vif->addr, rtwvif->port); 215 216 mutex_lock(&rtwdev->mutex); 217 218 rtw_leave_lps_deep(rtwdev); 219 220 rtw_txq_cleanup(rtwdev, vif->txq); 221 rtw_remove_rsvd_page(rtwdev, rtwvif); 222 223 eth_zero_addr(rtwvif->mac_addr); 224 config |= PORT_SET_MAC_ADDR; 225 rtwvif->net_type = RTW_NET_NO_LINK; 226 config |= PORT_SET_NET_TYPE; 227 rtwvif->bcn_ctrl = 0; 228 config |= PORT_SET_BCN_CTRL; 229 rtw_vif_port_config(rtwdev, rtwvif, config); 230 231 mutex_unlock(&rtwdev->mutex); 232} 233 234static int rtw_ops_change_interface(struct ieee80211_hw *hw, 235 struct ieee80211_vif *vif, 236 enum nl80211_iftype type, bool p2p) 237{ 238 struct rtw_dev *rtwdev = hw->priv; 239 240 rtw_info(rtwdev, "change vif %pM (%d)->(%d), p2p (%d)->(%d)\n", 241 vif->addr, vif->type, type, vif->p2p, p2p); 242 243 rtw_ops_remove_interface(hw, vif); 244 245 vif->type = type; 246 vif->p2p = p2p; 247 248 return rtw_ops_add_interface(hw, vif); 249} 250 251static void rtw_ops_configure_filter(struct ieee80211_hw *hw, 252 unsigned int changed_flags, 253 unsigned int *new_flags, 254 u64 multicast) 255{ 256 struct rtw_dev *rtwdev = hw->priv; 257 258 *new_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_FCSFAIL | 259 FIF_BCN_PRBRESP_PROMISC; 260 261 mutex_lock(&rtwdev->mutex); 262 263 rtw_leave_lps_deep(rtwdev); 264 265 if (changed_flags & FIF_ALLMULTI) { 266 if (*new_flags & FIF_ALLMULTI) 267 rtwdev->hal.rcr |= BIT_AM; 268 else 269 rtwdev->hal.rcr &= ~(BIT_AM); 270 } 271 if (changed_flags & FIF_FCSFAIL) { 272 if (*new_flags & FIF_FCSFAIL) 273 rtwdev->hal.rcr |= BIT_ACRC32; 274 else 275 rtwdev->hal.rcr &= ~(BIT_ACRC32); 276 } 277 if (changed_flags & FIF_OTHER_BSS) { 278 if (*new_flags & FIF_OTHER_BSS) 279 rtwdev->hal.rcr |= BIT_AAP; 280 else 281 rtwdev->hal.rcr &= ~(BIT_AAP); 282 } 283 if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { 284 if (*new_flags & FIF_BCN_PRBRESP_PROMISC) 285 rtwdev->hal.rcr &= ~(BIT_CBSSID_BCN | BIT_CBSSID_DATA); 286 else 287 rtwdev->hal.rcr |= BIT_CBSSID_BCN; 288 } 289 290 rtw_dbg(rtwdev, RTW_DBG_RX, 291 "config rx filter, changed=0x%08x, new=0x%08x, rcr=0x%08x\n", 292 changed_flags, *new_flags, rtwdev->hal.rcr); 293 294 rtw_write32(rtwdev, REG_RCR, rtwdev->hal.rcr); 295 296 mutex_unlock(&rtwdev->mutex); 297} 298 299/* Only have one group of EDCA parameters now */ 300static const u32 ac_to_edca_param[IEEE80211_NUM_ACS] = { 301 [IEEE80211_AC_VO] = REG_EDCA_VO_PARAM, 302 [IEEE80211_AC_VI] = REG_EDCA_VI_PARAM, 303 [IEEE80211_AC_BE] = REG_EDCA_BE_PARAM, 304 [IEEE80211_AC_BK] = REG_EDCA_BK_PARAM, 305}; 306 307static u8 rtw_aifsn_to_aifs(struct rtw_dev *rtwdev, 308 struct rtw_vif *rtwvif, u8 aifsn) 309{ 310 struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif); 311 u8 slot_time; 312 u8 sifs; 313 314 slot_time = vif->bss_conf.use_short_slot ? 9 : 20; 315 sifs = rtwdev->hal.current_band_type == RTW_BAND_5G ? 16 : 10; 316 317 return aifsn * slot_time + sifs; 318} 319 320static void __rtw_conf_tx(struct rtw_dev *rtwdev, 321 struct rtw_vif *rtwvif, u16 ac) 322{ 323 struct ieee80211_tx_queue_params *params = &rtwvif->tx_params[ac]; 324 u32 edca_param = ac_to_edca_param[ac]; 325 u8 ecw_max, ecw_min; 326 u8 aifs; 327 328 /* 2^ecw - 1 = cw; ecw = log2(cw + 1) */ 329 ecw_max = ilog2(params->cw_max + 1); 330 ecw_min = ilog2(params->cw_min + 1); 331 aifs = rtw_aifsn_to_aifs(rtwdev, rtwvif, params->aifs); 332 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_TXOP_LMT, params->txop); 333 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_CWMAX, ecw_max); 334 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_CWMIN, ecw_min); 335 rtw_write32_mask(rtwdev, edca_param, BIT_MASK_AIFS, aifs); 336} 337 338static void rtw_conf_tx(struct rtw_dev *rtwdev, 339 struct rtw_vif *rtwvif) 340{ 341 u16 ac; 342 343 for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) 344 __rtw_conf_tx(rtwdev, rtwvif, ac); 345} 346 347static void rtw_ops_bss_info_changed(struct ieee80211_hw *hw, 348 struct ieee80211_vif *vif, 349 struct ieee80211_bss_conf *conf, 350 u32 changed) 351{ 352 struct rtw_dev *rtwdev = hw->priv; 353 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 354 u32 config = 0; 355 356 mutex_lock(&rtwdev->mutex); 357 358 rtw_leave_lps_deep(rtwdev); 359 360 if (changed & BSS_CHANGED_ASSOC) { 361 rtw_vif_assoc_changed(rtwvif, conf); 362 if (conf->assoc) { 363 rtw_coex_connect_notify(rtwdev, COEX_ASSOCIATE_FINISH); 364 365 rtw_fw_download_rsvd_page(rtwdev); 366 rtw_send_rsvd_page_h2c(rtwdev); 367 rtw_coex_media_status_notify(rtwdev, conf->assoc); 368 if (rtw_bf_support) 369 rtw_bf_assoc(rtwdev, vif, conf); 370 } else { 371 rtw_leave_lps(rtwdev); 372 rtw_bf_disassoc(rtwdev, vif, conf); 373 } 374 375 config |= PORT_SET_NET_TYPE; 376 config |= PORT_SET_AID; 377 } 378 379 if (changed & BSS_CHANGED_BSSID) { 380 ether_addr_copy(rtwvif->bssid, conf->bssid); 381 config |= PORT_SET_BSSID; 382 } 383 384 if (changed & BSS_CHANGED_BEACON) 385 rtw_fw_download_rsvd_page(rtwdev); 386 387 if (changed & BSS_CHANGED_BEACON_ENABLED) { 388 if (conf->enable_beacon) 389 rtw_write32_set(rtwdev, REG_FWHW_TXQ_CTRL, 390 BIT_EN_BCNQ_DL); 391 else 392 rtw_write32_clr(rtwdev, REG_FWHW_TXQ_CTRL, 393 BIT_EN_BCNQ_DL); 394 } 395 396 if (changed & BSS_CHANGED_MU_GROUPS) 397 rtw_chip_set_gid_table(rtwdev, vif, conf); 398 399 if (changed & BSS_CHANGED_ERP_SLOT) 400 rtw_conf_tx(rtwdev, rtwvif); 401 402 rtw_vif_port_config(rtwdev, rtwvif, config); 403 404 mutex_unlock(&rtwdev->mutex); 405} 406 407static int rtw_ops_conf_tx(struct ieee80211_hw *hw, 408 struct ieee80211_vif *vif, u16 ac, 409 const struct ieee80211_tx_queue_params *params) 410{ 411 struct rtw_dev *rtwdev = hw->priv; 412 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 413 414 mutex_lock(&rtwdev->mutex); 415 416 rtw_leave_lps_deep(rtwdev); 417 418 rtwvif->tx_params[ac] = *params; 419 __rtw_conf_tx(rtwdev, rtwvif, ac); 420 421 mutex_unlock(&rtwdev->mutex); 422 423 return 0; 424} 425 426static int rtw_ops_sta_add(struct ieee80211_hw *hw, 427 struct ieee80211_vif *vif, 428 struct ieee80211_sta *sta) 429{ 430 struct rtw_dev *rtwdev = hw->priv; 431 int ret = 0; 432 433 mutex_lock(&rtwdev->mutex); 434 ret = rtw_sta_add(rtwdev, sta, vif); 435 mutex_unlock(&rtwdev->mutex); 436 437 return ret; 438} 439 440static int rtw_ops_sta_remove(struct ieee80211_hw *hw, 441 struct ieee80211_vif *vif, 442 struct ieee80211_sta *sta) 443{ 444 struct rtw_dev *rtwdev = hw->priv; 445 446 mutex_lock(&rtwdev->mutex); 447 rtw_sta_remove(rtwdev, sta, true); 448 mutex_unlock(&rtwdev->mutex); 449 450 return 0; 451} 452 453static int rtw_ops_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, 454 struct ieee80211_vif *vif, struct ieee80211_sta *sta, 455 struct ieee80211_key_conf *key) 456{ 457 struct rtw_dev *rtwdev = hw->priv; 458 struct rtw_sec_desc *sec = &rtwdev->sec; 459 u8 hw_key_type; 460 u8 hw_key_idx; 461 int ret = 0; 462 463 switch (key->cipher) { 464 case WLAN_CIPHER_SUITE_WEP40: 465 hw_key_type = RTW_CAM_WEP40; 466 break; 467 case WLAN_CIPHER_SUITE_WEP104: 468 hw_key_type = RTW_CAM_WEP104; 469 break; 470 case WLAN_CIPHER_SUITE_TKIP: 471 hw_key_type = RTW_CAM_TKIP; 472 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; 473 break; 474 case WLAN_CIPHER_SUITE_CCMP: 475 hw_key_type = RTW_CAM_AES; 476 key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; 477 break; 478 case WLAN_CIPHER_SUITE_AES_CMAC: 479 case WLAN_CIPHER_SUITE_BIP_CMAC_256: 480 case WLAN_CIPHER_SUITE_BIP_GMAC_128: 481 case WLAN_CIPHER_SUITE_BIP_GMAC_256: 482 case WLAN_CIPHER_SUITE_CCMP_256: 483 case WLAN_CIPHER_SUITE_GCMP: 484 case WLAN_CIPHER_SUITE_GCMP_256: 485 /* suppress error messages */ 486 return -EOPNOTSUPP; 487 default: 488 return -ENOTSUPP; 489 } 490 491 mutex_lock(&rtwdev->mutex); 492 493 rtw_leave_lps_deep(rtwdev); 494 495 if (key->flags & IEEE80211_KEY_FLAG_PAIRWISE) { 496 hw_key_idx = rtw_sec_get_free_cam(sec); 497 } else { 498 /* multiple interfaces? */ 499 hw_key_idx = key->keyidx; 500 } 501 502 if (hw_key_idx > sec->total_cam_num) { 503 ret = -ENOSPC; 504 goto out; 505 } 506 507 switch (cmd) { 508 case SET_KEY: 509 /* need sw generated IV */ 510 key->flags |= IEEE80211_KEY_FLAG_GENERATE_IV; 511 key->hw_key_idx = hw_key_idx; 512 rtw_sec_write_cam(rtwdev, sec, sta, key, 513 hw_key_type, hw_key_idx); 514 break; 515 case DISABLE_KEY: 516 rtw_mac_flush_all_queues(rtwdev, false); 517 rtw_sec_clear_cam(rtwdev, sec, key->hw_key_idx); 518 break; 519 } 520 521 /* download new cam settings for PG to backup */ 522 if (rtw_fw_lps_deep_mode == LPS_DEEP_MODE_PG) 523 rtw_fw_download_rsvd_page(rtwdev); 524 525out: 526 mutex_unlock(&rtwdev->mutex); 527 528 return ret; 529} 530 531static int rtw_ops_ampdu_action(struct ieee80211_hw *hw, 532 struct ieee80211_vif *vif, 533 struct ieee80211_ampdu_params *params) 534{ 535 struct ieee80211_sta *sta = params->sta; 536 u16 tid = params->tid; 537 struct ieee80211_txq *txq = sta->txq[tid]; 538 struct rtw_txq *rtwtxq = (struct rtw_txq *)txq->drv_priv; 539 540 switch (params->action) { 541 case IEEE80211_AMPDU_TX_START: 542 return IEEE80211_AMPDU_TX_START_IMMEDIATE; 543 case IEEE80211_AMPDU_TX_STOP_CONT: 544 case IEEE80211_AMPDU_TX_STOP_FLUSH: 545 case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: 546 clear_bit(RTW_TXQ_AMPDU, &rtwtxq->flags); 547 ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); 548 break; 549 case IEEE80211_AMPDU_TX_OPERATIONAL: 550 set_bit(RTW_TXQ_AMPDU, &rtwtxq->flags); 551 break; 552 case IEEE80211_AMPDU_RX_START: 553 case IEEE80211_AMPDU_RX_STOP: 554 break; 555 default: 556 WARN_ON(1); 557 return -ENOTSUPP; 558 } 559 560 return 0; 561} 562 563static bool rtw_ops_can_aggregate_in_amsdu(struct ieee80211_hw *hw, 564 struct sk_buff *head, 565 struct sk_buff *skb) 566{ 567 struct rtw_dev *rtwdev = hw->priv; 568 struct rtw_hal *hal = &rtwdev->hal; 569 570 /* we don't want to enable TX AMSDU on 2.4G */ 571 if (hal->current_band_type == RTW_BAND_2G) 572 return false; 573 574 return true; 575} 576 577static void rtw_ops_sw_scan_start(struct ieee80211_hw *hw, 578 struct ieee80211_vif *vif, 579 const u8 *mac_addr) 580{ 581 struct rtw_dev *rtwdev = hw->priv; 582 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 583 u32 config = 0; 584 585 mutex_lock(&rtwdev->mutex); 586 587 rtw_leave_lps(rtwdev); 588 589 ether_addr_copy(rtwvif->mac_addr, mac_addr); 590 config |= PORT_SET_MAC_ADDR; 591 rtw_vif_port_config(rtwdev, rtwvif, config); 592 593 rtw_coex_scan_notify(rtwdev, COEX_SCAN_START); 594 595 set_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); 596 set_bit(RTW_FLAG_SCANNING, rtwdev->flags); 597 598 mutex_unlock(&rtwdev->mutex); 599} 600 601static void rtw_ops_sw_scan_complete(struct ieee80211_hw *hw, 602 struct ieee80211_vif *vif) 603{ 604 struct rtw_dev *rtwdev = hw->priv; 605 struct rtw_vif *rtwvif = (struct rtw_vif *)vif->drv_priv; 606 u32 config = 0; 607 608 mutex_lock(&rtwdev->mutex); 609 610 clear_bit(RTW_FLAG_SCANNING, rtwdev->flags); 611 clear_bit(RTW_FLAG_DIG_DISABLE, rtwdev->flags); 612 613 ether_addr_copy(rtwvif->mac_addr, vif->addr); 614 config |= PORT_SET_MAC_ADDR; 615 rtw_vif_port_config(rtwdev, rtwvif, config); 616 617 rtw_coex_scan_notify(rtwdev, COEX_SCAN_FINISH); 618 619 mutex_unlock(&rtwdev->mutex); 620} 621 622static void rtw_ops_mgd_prepare_tx(struct ieee80211_hw *hw, 623 struct ieee80211_vif *vif, 624 u16 duration) 625{ 626 struct rtw_dev *rtwdev = hw->priv; 627 628 mutex_lock(&rtwdev->mutex); 629 rtw_leave_lps_deep(rtwdev); 630 rtw_coex_connect_notify(rtwdev, COEX_ASSOCIATE_START); 631 rtw_chip_prepare_tx(rtwdev); 632 mutex_unlock(&rtwdev->mutex); 633} 634 635static int rtw_ops_set_rts_threshold(struct ieee80211_hw *hw, u32 value) 636{ 637 struct rtw_dev *rtwdev = hw->priv; 638 639 mutex_lock(&rtwdev->mutex); 640 rtwdev->rts_threshold = value; 641 mutex_unlock(&rtwdev->mutex); 642 643 return 0; 644} 645 646static void rtw_ops_sta_statistics(struct ieee80211_hw *hw, 647 struct ieee80211_vif *vif, 648 struct ieee80211_sta *sta, 649 struct station_info *sinfo) 650{ 651 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 652 653 sinfo->txrate = si->ra_report.txrate; 654 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); 655} 656 657static void rtw_ops_flush(struct ieee80211_hw *hw, 658 struct ieee80211_vif *vif, 659 u32 queues, bool drop) 660{ 661 struct rtw_dev *rtwdev = hw->priv; 662 663 mutex_lock(&rtwdev->mutex); 664 rtw_leave_lps_deep(rtwdev); 665 666 rtw_mac_flush_queues(rtwdev, queues, drop); 667 mutex_unlock(&rtwdev->mutex); 668} 669 670struct rtw_iter_bitrate_mask_data { 671 struct rtw_dev *rtwdev; 672 struct ieee80211_vif *vif; 673 const struct cfg80211_bitrate_mask *mask; 674}; 675 676static void rtw_ra_mask_info_update_iter(void *data, struct ieee80211_sta *sta) 677{ 678 struct rtw_iter_bitrate_mask_data *br_data = data; 679 struct rtw_sta_info *si = (struct rtw_sta_info *)sta->drv_priv; 680 681 if (si->vif != br_data->vif) 682 return; 683 684 /* free previous mask setting */ 685 kfree(si->mask); 686 si->mask = kmemdup(br_data->mask, sizeof(struct cfg80211_bitrate_mask), 687 GFP_ATOMIC); 688 if (!si->mask) { 689 si->use_cfg_mask = false; 690 return; 691 } 692 693 si->use_cfg_mask = true; 694 rtw_update_sta_info(br_data->rtwdev, si); 695} 696 697static void rtw_ra_mask_info_update(struct rtw_dev *rtwdev, 698 struct ieee80211_vif *vif, 699 const struct cfg80211_bitrate_mask *mask) 700{ 701 struct rtw_iter_bitrate_mask_data br_data; 702 703 br_data.rtwdev = rtwdev; 704 br_data.vif = vif; 705 br_data.mask = mask; 706 rtw_iterate_stas_atomic(rtwdev, rtw_ra_mask_info_update_iter, &br_data); 707} 708 709static int rtw_ops_set_bitrate_mask(struct ieee80211_hw *hw, 710 struct ieee80211_vif *vif, 711 const struct cfg80211_bitrate_mask *mask) 712{ 713 struct rtw_dev *rtwdev = hw->priv; 714 715 rtw_ra_mask_info_update(rtwdev, vif, mask); 716 717 return 0; 718} 719 720static int rtw_ops_set_antenna(struct ieee80211_hw *hw, 721 u32 tx_antenna, 722 u32 rx_antenna) 723{ 724 struct rtw_dev *rtwdev = hw->priv; 725 struct rtw_chip_info *chip = rtwdev->chip; 726 int ret; 727 728 if (!chip->ops->set_antenna) 729 return -EOPNOTSUPP; 730 731 mutex_lock(&rtwdev->mutex); 732 ret = chip->ops->set_antenna(rtwdev, tx_antenna, rx_antenna); 733 mutex_unlock(&rtwdev->mutex); 734 735 return ret; 736} 737 738static int rtw_ops_get_antenna(struct ieee80211_hw *hw, 739 u32 *tx_antenna, 740 u32 *rx_antenna) 741{ 742 struct rtw_dev *rtwdev = hw->priv; 743 struct rtw_hal *hal = &rtwdev->hal; 744 745 *tx_antenna = hal->antenna_tx; 746 *rx_antenna = hal->antenna_rx; 747 748 return 0; 749} 750 751#ifdef CONFIG_PM 752static int rtw_ops_suspend(struct ieee80211_hw *hw, 753 struct cfg80211_wowlan *wowlan) 754{ 755 struct rtw_dev *rtwdev = hw->priv; 756 int ret; 757 758 mutex_lock(&rtwdev->mutex); 759 ret = rtw_wow_suspend(rtwdev, wowlan); 760 if (ret) 761 rtw_err(rtwdev, "failed to suspend for wow %d\n", ret); 762 mutex_unlock(&rtwdev->mutex); 763 764 return ret ? 1 : 0; 765} 766 767static int rtw_ops_resume(struct ieee80211_hw *hw) 768{ 769 struct rtw_dev *rtwdev = hw->priv; 770 int ret; 771 772 mutex_lock(&rtwdev->mutex); 773 ret = rtw_wow_resume(rtwdev); 774 if (ret) 775 rtw_err(rtwdev, "failed to resume for wow %d\n", ret); 776 mutex_unlock(&rtwdev->mutex); 777 778 return ret ? 1 : 0; 779} 780 781static void rtw_ops_set_wakeup(struct ieee80211_hw *hw, bool enabled) 782{ 783 struct rtw_dev *rtwdev = hw->priv; 784 785 device_set_wakeup_enable(rtwdev->dev, enabled); 786} 787#endif 788 789static void rtw_reconfig_complete(struct ieee80211_hw *hw, 790 enum ieee80211_reconfig_type reconfig_type) 791{ 792 struct rtw_dev *rtwdev = hw->priv; 793 794 mutex_lock(&rtwdev->mutex); 795 if (reconfig_type == IEEE80211_RECONFIG_TYPE_RESTART) 796 clear_bit(RTW_FLAG_RESTARTING, rtwdev->flags); 797 mutex_unlock(&rtwdev->mutex); 798} 799 800const struct ieee80211_ops rtw_ops = { 801 .tx = rtw_ops_tx, 802 .wake_tx_queue = rtw_ops_wake_tx_queue, 803 .start = rtw_ops_start, 804 .stop = rtw_ops_stop, 805 .config = rtw_ops_config, 806 .add_interface = rtw_ops_add_interface, 807 .remove_interface = rtw_ops_remove_interface, 808 .change_interface = rtw_ops_change_interface, 809 .configure_filter = rtw_ops_configure_filter, 810 .bss_info_changed = rtw_ops_bss_info_changed, 811 .conf_tx = rtw_ops_conf_tx, 812 .sta_add = rtw_ops_sta_add, 813 .sta_remove = rtw_ops_sta_remove, 814 .set_key = rtw_ops_set_key, 815 .ampdu_action = rtw_ops_ampdu_action, 816 .can_aggregate_in_amsdu = rtw_ops_can_aggregate_in_amsdu, 817 .sw_scan_start = rtw_ops_sw_scan_start, 818 .sw_scan_complete = rtw_ops_sw_scan_complete, 819 .mgd_prepare_tx = rtw_ops_mgd_prepare_tx, 820 .set_rts_threshold = rtw_ops_set_rts_threshold, 821 .sta_statistics = rtw_ops_sta_statistics, 822 .flush = rtw_ops_flush, 823 .set_bitrate_mask = rtw_ops_set_bitrate_mask, 824 .set_antenna = rtw_ops_set_antenna, 825 .get_antenna = rtw_ops_get_antenna, 826 .reconfig_complete = rtw_reconfig_complete, 827#ifdef CONFIG_PM 828 .suspend = rtw_ops_suspend, 829 .resume = rtw_ops_resume, 830 .set_wakeup = rtw_ops_set_wakeup, 831#endif 832}; 833EXPORT_SYMBOL(rtw_ops); 834