drivers/net/wireless/realtek/rtw89/core.c

   1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
   2 /* Copyright(c) 2019-2020  Realtek Corporation
   3  */
   4 #include <linux/ip.h>
   5 #include <linux/udp.h>
   6
   7 #include "cam.h"
   8 #include "chan.h"
   9 #include "coex.h"
  10 #include "core.h"
  11 #include "efuse.h"
  12 #include "fw.h"
  13 #include "mac.h"
  14 #include "phy.h"
  15 #include "ps.h"
  16 #include "reg.h"
  17 #include "sar.h"
  18 #include "ser.h"
  19 #include "txrx.h"
  20 #include "util.h"
  21
  22 static bool rtw89_disable_ps_mode;
  23 module_param_named(disable_ps_mode, rtw89_disable_ps_mode, bool, 0644);
  24 MODULE_PARM_DESC(disable_ps_mode, "Set Y to disable low power mode");
  25
  26 #define RTW89_DEF_CHAN(_freq, _hw_val, _flags, _band)   \
  27         { .center_freq = _freq, .hw_value = _hw_val, .flags = _flags, .band = _band, }
  28 #define RTW89_DEF_CHAN_2G(_freq, _hw_val)       \
  29         RTW89_DEF_CHAN(_freq, _hw_val, 0, NL80211_BAND_2GHZ)
  30 #define RTW89_DEF_CHAN_5G(_freq, _hw_val)       \
  31         RTW89_DEF_CHAN(_freq, _hw_val, 0, NL80211_BAND_5GHZ)
  32 #define RTW89_DEF_CHAN_5G_NO_HT40MINUS(_freq, _hw_val)  \
  33         RTW89_DEF_CHAN(_freq, _hw_val, IEEE80211_CHAN_NO_HT40MINUS, NL80211_BAND_5GHZ)
  34 #define RTW89_DEF_CHAN_6G(_freq, _hw_val)       \
  35         RTW89_DEF_CHAN(_freq, _hw_val, 0, NL80211_BAND_6GHZ)
  36
  37 static struct ieee80211_channel rtw89_channels_2ghz[] = {
  38         RTW89_DEF_CHAN_2G(2412, 1),
  39         RTW89_DEF_CHAN_2G(2417, 2),
  40         RTW89_DEF_CHAN_2G(2422, 3),
  41         RTW89_DEF_CHAN_2G(2427, 4),
  42         RTW89_DEF_CHAN_2G(2432, 5),
  43         RTW89_DEF_CHAN_2G(2437, 6),
  44         RTW89_DEF_CHAN_2G(2442, 7),
  45         RTW89_DEF_CHAN_2G(2447, 8),
  46         RTW89_DEF_CHAN_2G(2452, 9),
  47         RTW89_DEF_CHAN_2G(2457, 10),
  48         RTW89_DEF_CHAN_2G(2462, 11),
  49         RTW89_DEF_CHAN_2G(2467, 12),
  50         RTW89_DEF_CHAN_2G(2472, 13),
  51         RTW89_DEF_CHAN_2G(2484, 14),
  52 };
  53
  54 static struct ieee80211_channel rtw89_channels_5ghz[] = {
  55         RTW89_DEF_CHAN_5G(5180, 36),
  56         RTW89_DEF_CHAN_5G(5200, 40),
  57         RTW89_DEF_CHAN_5G(5220, 44),
  58         RTW89_DEF_CHAN_5G(5240, 48),
  59         RTW89_DEF_CHAN_5G(5260, 52),
  60         RTW89_DEF_CHAN_5G(5280, 56),
  61         RTW89_DEF_CHAN_5G(5300, 60),
  62         RTW89_DEF_CHAN_5G(5320, 64),
  63         RTW89_DEF_CHAN_5G(5500, 100),
  64         RTW89_DEF_CHAN_5G(5520, 104),
  65         RTW89_DEF_CHAN_5G(5540, 108),
  66         RTW89_DEF_CHAN_5G(5560, 112),
  67         RTW89_DEF_CHAN_5G(5580, 116),
  68         RTW89_DEF_CHAN_5G(5600, 120),
  69         RTW89_DEF_CHAN_5G(5620, 124),
  70         RTW89_DEF_CHAN_5G(5640, 128),
  71         RTW89_DEF_CHAN_5G(5660, 132),
  72         RTW89_DEF_CHAN_5G(5680, 136),
  73         RTW89_DEF_CHAN_5G(5700, 140),
  74         RTW89_DEF_CHAN_5G(5720, 144),
  75         RTW89_DEF_CHAN_5G(5745, 149),
  76         RTW89_DEF_CHAN_5G(5765, 153),
  77         RTW89_DEF_CHAN_5G(5785, 157),
  78         RTW89_DEF_CHAN_5G(5805, 161),
  79         RTW89_DEF_CHAN_5G_NO_HT40MINUS(5825, 165),
  80 };
  81
  82 static struct ieee80211_channel rtw89_channels_6ghz[] = {
  83         RTW89_DEF_CHAN_6G(5955, 1),
  84         RTW89_DEF_CHAN_6G(5975, 5),
  85         RTW89_DEF_CHAN_6G(5995, 9),
  86         RTW89_DEF_CHAN_6G(6015, 13),
  87         RTW89_DEF_CHAN_6G(6035, 17),
  88         RTW89_DEF_CHAN_6G(6055, 21),
  89         RTW89_DEF_CHAN_6G(6075, 25),
  90         RTW89_DEF_CHAN_6G(6095, 29),
  91         RTW89_DEF_CHAN_6G(6115, 33),
  92         RTW89_DEF_CHAN_6G(6135, 37),
  93         RTW89_DEF_CHAN_6G(6155, 41),
  94         RTW89_DEF_CHAN_6G(6175, 45),
  95         RTW89_DEF_CHAN_6G(6195, 49),
  96         RTW89_DEF_CHAN_6G(6215, 53),
  97         RTW89_DEF_CHAN_6G(6235, 57),
  98         RTW89_DEF_CHAN_6G(6255, 61),
  99         RTW89_DEF_CHAN_6G(6275, 65),
 100         RTW89_DEF_CHAN_6G(6295, 69),
 101         RTW89_DEF_CHAN_6G(6315, 73),
 102         RTW89_DEF_CHAN_6G(6335, 77),
 103         RTW89_DEF_CHAN_6G(6355, 81),
 104         RTW89_DEF_CHAN_6G(6375, 85),
 105         RTW89_DEF_CHAN_6G(6395, 89),
 106         RTW89_DEF_CHAN_6G(6415, 93),
 107         RTW89_DEF_CHAN_6G(6435, 97),
 108         RTW89_DEF_CHAN_6G(6455, 101),
 109         RTW89_DEF_CHAN_6G(6475, 105),
 110         RTW89_DEF_CHAN_6G(6495, 109),
 111         RTW89_DEF_CHAN_6G(6515, 113),
 112         RTW89_DEF_CHAN_6G(6535, 117),
 113         RTW89_DEF_CHAN_6G(6555, 121),
 114         RTW89_DEF_CHAN_6G(6575, 125),
 115         RTW89_DEF_CHAN_6G(6595, 129),
 116         RTW89_DEF_CHAN_6G(6615, 133),
 117         RTW89_DEF_CHAN_6G(6635, 137),
 118         RTW89_DEF_CHAN_6G(6655, 141),
 119         RTW89_DEF_CHAN_6G(6675, 145),
 120         RTW89_DEF_CHAN_6G(6695, 149),
 121         RTW89_DEF_CHAN_6G(6715, 153),
 122         RTW89_DEF_CHAN_6G(6735, 157),
 123         RTW89_DEF_CHAN_6G(6755, 161),
 124         RTW89_DEF_CHAN_6G(6775, 165),
 125         RTW89_DEF_CHAN_6G(6795, 169),
 126         RTW89_DEF_CHAN_6G(6815, 173),
 127         RTW89_DEF_CHAN_6G(6835, 177),
 128         RTW89_DEF_CHAN_6G(6855, 181),
 129         RTW89_DEF_CHAN_6G(6875, 185),
 130         RTW89_DEF_CHAN_6G(6895, 189),
 131         RTW89_DEF_CHAN_6G(6915, 193),
 132         RTW89_DEF_CHAN_6G(6935, 197),
 133         RTW89_DEF_CHAN_6G(6955, 201),
 134         RTW89_DEF_CHAN_6G(6975, 205),
 135         RTW89_DEF_CHAN_6G(6995, 209),
 136         RTW89_DEF_CHAN_6G(7015, 213),
 137         RTW89_DEF_CHAN_6G(7035, 217),
 138         RTW89_DEF_CHAN_6G(7055, 221),
 139         RTW89_DEF_CHAN_6G(7075, 225),
 140         RTW89_DEF_CHAN_6G(7095, 229),
 141         RTW89_DEF_CHAN_6G(7115, 233),
 142 };
 143
 144 static struct ieee80211_rate rtw89_bitrates[] = {
 145         { .bitrate = 10,  .hw_value = 0x00, },
 146         { .bitrate = 20,  .hw_value = 0x01, },
 147         { .bitrate = 55,  .hw_value = 0x02, },
 148         { .bitrate = 110, .hw_value = 0x03, },
 149         { .bitrate = 60,  .hw_value = 0x04, },
 150         { .bitrate = 90,  .hw_value = 0x05, },
 151         { .bitrate = 120, .hw_value = 0x06, },
 152         { .bitrate = 180, .hw_value = 0x07, },
 153         { .bitrate = 240, .hw_value = 0x08, },
 154         { .bitrate = 360, .hw_value = 0x09, },
 155         { .bitrate = 480, .hw_value = 0x0a, },
 156         { .bitrate = 540, .hw_value = 0x0b, },
 157 };
 158
 159 static const struct ieee80211_iface_limit rtw89_iface_limits[] = {
 160         {
 161                 .max = 1,
 162                 .types = BIT(NL80211_IFTYPE_STATION),
 163         },
 164         {
 165                 .max = 1,
 166                 .types = BIT(NL80211_IFTYPE_P2P_CLIENT) |
 167                          BIT(NL80211_IFTYPE_P2P_GO) |
 168                          BIT(NL80211_IFTYPE_AP),
 169         },
 170 };
 171
 172 static const struct ieee80211_iface_combination rtw89_iface_combs[] = {
 173         {
 174                 .limits = rtw89_iface_limits,
 175                 .n_limits = ARRAY_SIZE(rtw89_iface_limits),
 176                 .max_interfaces = 2,
 177                 .num_different_channels = 1,
 178         }
 179 };
 180
 181 bool rtw89_ra_report_to_bitrate(struct rtw89_dev *rtwdev, u8 rpt_rate, u16 *bitrate)
 182 {
 183         struct ieee80211_rate rate;
 184
 185         if (unlikely(rpt_rate >= ARRAY_SIZE(rtw89_bitrates))) {
 186                 rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "invalid rpt rate %d\n", rpt_rate);
 187                 return false;
 188         }
 189
 190         rate = rtw89_bitrates[rpt_rate];
 191         *bitrate = rate.bitrate;
 192
 193         return true;
 194 }
 195
 196 static const struct ieee80211_supported_band rtw89_sband_2ghz = {
 197         .band           = NL80211_BAND_2GHZ,
 198         .channels       = rtw89_channels_2ghz,
 199         .n_channels     = ARRAY_SIZE(rtw89_channels_2ghz),
 200         .bitrates       = rtw89_bitrates,
 201         .n_bitrates     = ARRAY_SIZE(rtw89_bitrates),
 202         .ht_cap         = {0},
 203         .vht_cap        = {0},
 204 };
 205
 206 static const struct ieee80211_supported_band rtw89_sband_5ghz = {
 207         .band           = NL80211_BAND_5GHZ,
 208         .channels       = rtw89_channels_5ghz,
 209         .n_channels     = ARRAY_SIZE(rtw89_channels_5ghz),
 210
 211         /* 5G has no CCK rates, 1M/2M/5.5M/11M */
 212         .bitrates       = rtw89_bitrates + 4,
 213         .n_bitrates     = ARRAY_SIZE(rtw89_bitrates) - 4,
 214         .ht_cap         = {0},
 215         .vht_cap        = {0},
 216 };
 217
 218 static const struct ieee80211_supported_band rtw89_sband_6ghz = {
 219         .band           = NL80211_BAND_6GHZ,
 220         .channels       = rtw89_channels_6ghz,
 221         .n_channels     = ARRAY_SIZE(rtw89_channels_6ghz),
 222
 223         /* 6G has no CCK rates, 1M/2M/5.5M/11M */
 224         .bitrates       = rtw89_bitrates + 4,
 225         .n_bitrates     = ARRAY_SIZE(rtw89_bitrates) - 4,
 226 };
 227
 228 static void rtw89_traffic_stats_accu(struct rtw89_dev *rtwdev,
 229                                      struct rtw89_traffic_stats *stats,
 230                                      struct sk_buff *skb, bool tx)
 231 {
 232         struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
 233
 234         if (!ieee80211_is_data(hdr->frame_control))
 235                 return;
 236
 237         if (is_broadcast_ether_addr(hdr->addr1) ||
 238             is_multicast_ether_addr(hdr->addr1))
 239                 return;
 240
 241         if (tx) {
 242                 stats->tx_cnt++;
 243                 stats->tx_unicast += skb->len;
 244         } else {
 245                 stats->rx_cnt++;
 246                 stats->rx_unicast += skb->len;
 247         }
 248 }
 249
 250 void rtw89_get_default_chandef(struct cfg80211_chan_def *chandef)
 251 {
 252         cfg80211_chandef_create(chandef, &rtw89_channels_2ghz[0],
 253                                 NL80211_CHAN_NO_HT);
 254 }
 255
 256 static void rtw89_get_channel_params(const struct cfg80211_chan_def *chandef,
 257                                      struct rtw89_chan *chan)
 258 {
 259         struct ieee80211_channel *channel = chandef->chan;
 260         enum nl80211_chan_width width = chandef->width;
 261         u32 primary_freq, center_freq;
 262         u8 center_chan;
 263         u8 bandwidth = RTW89_CHANNEL_WIDTH_20;
 264         u32 offset;
 265         u8 band;
 266
 267         center_chan = channel->hw_value;
 268         primary_freq = channel->center_freq;
 269         center_freq = chandef->center_freq1;
 270
 271         switch (width) {
 272         case NL80211_CHAN_WIDTH_20_NOHT:
 273         case NL80211_CHAN_WIDTH_20:
 274                 bandwidth = RTW89_CHANNEL_WIDTH_20;
 275                 break;
 276         case NL80211_CHAN_WIDTH_40:
 277                 bandwidth = RTW89_CHANNEL_WIDTH_40;
 278                 if (primary_freq > center_freq) {
 279                         center_chan -= 2;
 280                 } else {
 281                         center_chan += 2;
 282                 }
 283                 break;
 284         case NL80211_CHAN_WIDTH_80:
 285         case NL80211_CHAN_WIDTH_160:
 286                 bandwidth = nl_to_rtw89_bandwidth(width);
 287                 if (primary_freq > center_freq) {
 288                         offset = (primary_freq - center_freq - 10) / 20;
 289                         center_chan -= 2 + offset * 4;
 290                 } else {
 291                         offset = (center_freq - primary_freq - 10) / 20;
 292                         center_chan += 2 + offset * 4;
 293                 }
 294                 break;
 295         default:
 296                 center_chan = 0;
 297                 break;
 298         }
 299
 300         switch (channel->band) {
 301         default:
 302         case NL80211_BAND_2GHZ:
 303                 band = RTW89_BAND_2G;
 304                 break;
 305         case NL80211_BAND_5GHZ:
 306                 band = RTW89_BAND_5G;
 307                 break;
 308         case NL80211_BAND_6GHZ:
 309                 band = RTW89_BAND_6G;
 310                 break;
 311         }
 312
 313         rtw89_chan_create(chan, center_chan, channel->hw_value, band, bandwidth);
 314 }
 315
 316 void rtw89_core_set_chip_txpwr(struct rtw89_dev *rtwdev)
 317 {
 318         const struct rtw89_chip_info *chip = rtwdev->chip;
 319         const struct rtw89_chan *chan;
 320         enum rtw89_sub_entity_idx sub_entity_idx;
 321         enum rtw89_phy_idx phy_idx;
 322         enum rtw89_entity_mode mode;
 323         bool entity_active;
 324
 325         entity_active = rtw89_get_entity_state(rtwdev);
 326         if (!entity_active)
 327                 return;
 328
 329         mode = rtw89_get_entity_mode(rtwdev);
 330         if (WARN(mode != RTW89_ENTITY_MODE_SCC, "Invalid ent mode: %d\n", mode))
 331                 return;
 332
 333         sub_entity_idx = RTW89_SUB_ENTITY_0;
 334         phy_idx = RTW89_PHY_0;
 335         chan = rtw89_chan_get(rtwdev, sub_entity_idx);
 336         if (chip->ops->set_txpwr)
 337                 chip->ops->set_txpwr(rtwdev, chan, phy_idx);
 338 }
 339
 340 void rtw89_set_channel(struct rtw89_dev *rtwdev)
 341 {
 342         const struct rtw89_chip_info *chip = rtwdev->chip;
 343         const struct cfg80211_chan_def *chandef;
 344         enum rtw89_sub_entity_idx sub_entity_idx;
 345         enum rtw89_mac_idx mac_idx;
 346         enum rtw89_phy_idx phy_idx;
 347         struct rtw89_chan chan;
 348         struct rtw89_channel_help_params bak;
 349         enum rtw89_entity_mode mode;
 350         bool band_changed;
 351         bool entity_active;
 352
 353         entity_active = rtw89_get_entity_state(rtwdev);
 354
 355         mode = rtw89_entity_recalc(rtwdev);
 356         if (WARN(mode != RTW89_ENTITY_MODE_SCC, "Invalid ent mode: %d\n", mode))
 357                 return;
 358
 359         sub_entity_idx = RTW89_SUB_ENTITY_0;
 360         mac_idx = RTW89_MAC_0;
 361         phy_idx = RTW89_PHY_0;
 362         chandef = rtw89_chandef_get(rtwdev, sub_entity_idx);
 363         rtw89_get_channel_params(chandef, &chan);
 364         if (WARN(chan.channel == 0, "Invalid channel\n"))
 365                 return;
 366
 367         band_changed = rtw89_assign_entity_chan(rtwdev, sub_entity_idx, &chan);
 368
 369         rtw89_chip_set_channel_prepare(rtwdev, &bak, &chan, mac_idx, phy_idx);
 370
 371         chip->ops->set_channel(rtwdev, &chan, mac_idx, phy_idx);
 372
 373         rtw89_core_set_chip_txpwr(rtwdev);
 374
 375         rtw89_chip_set_channel_done(rtwdev, &bak, &chan, mac_idx, phy_idx);
 376
 377         if (!entity_active || band_changed) {
 378                 rtw89_btc_ntfy_switch_band(rtwdev, phy_idx, chan.band_type);
 379                 rtw89_chip_rfk_band_changed(rtwdev, phy_idx);
 380         }
 381
 382         rtw89_set_entity_state(rtwdev, true);
 383 }
 384
 385 void rtw89_get_channel(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
 386                        struct rtw89_chan *chan)
 387 {
 388         const struct cfg80211_chan_def *chandef;
 389
 390         chandef = rtw89_chandef_get(rtwdev, rtwvif->sub_entity_idx);
 391         rtw89_get_channel_params(chandef, chan);
 392 }
 393
 394 static enum rtw89_core_tx_type
 395 rtw89_core_get_tx_type(struct rtw89_dev *rtwdev,
 396                        struct sk_buff *skb)
 397 {
 398         struct ieee80211_hdr *hdr = (void *)skb->data;
 399         __le16 fc = hdr->frame_control;
 400
 401         if (ieee80211_is_mgmt(fc) || ieee80211_is_nullfunc(fc))
 402                 return RTW89_CORE_TX_TYPE_MGMT;
 403
 404         return RTW89_CORE_TX_TYPE_DATA;
 405 }
 406
 407 static void
 408 rtw89_core_tx_update_ampdu_info(struct rtw89_dev *rtwdev,
 409                                 struct rtw89_core_tx_request *tx_req,
 410                                 enum btc_pkt_type pkt_type)
 411 {
 412         struct ieee80211_sta *sta = tx_req->sta;
 413         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 414         struct sk_buff *skb = tx_req->skb;
 415         struct rtw89_sta *rtwsta;
 416         u8 ampdu_num;
 417         u8 tid;
 418
 419         if (pkt_type == PACKET_EAPOL) {
 420                 desc_info->bk = true;
 421                 return;
 422         }
 423
 424         if (!(IEEE80211_SKB_CB(skb)->flags & IEEE80211_TX_CTL_AMPDU))
 425                 return;
 426
 427         if (!sta) {
 428                 rtw89_warn(rtwdev, "cannot set ampdu info without sta\n");
 429                 return;
 430         }
 431
 432         tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
 433         rtwsta = (struct rtw89_sta *)sta->drv_priv;
 434
 435         ampdu_num = (u8)((rtwsta->ampdu_params[tid].agg_num ?
 436                           rtwsta->ampdu_params[tid].agg_num :
 437                           4 << sta->deflink.ht_cap.ampdu_factor) - 1);
 438
 439         desc_info->agg_en = true;
 440         desc_info->ampdu_density = sta->deflink.ht_cap.ampdu_density;
 441         desc_info->ampdu_num = ampdu_num;
 442 }
 443
 444 static void
 445 rtw89_core_tx_update_sec_key(struct rtw89_dev *rtwdev,
 446                              struct rtw89_core_tx_request *tx_req)
 447 {
 448         const struct rtw89_chip_info *chip = rtwdev->chip;
 449         struct ieee80211_vif *vif = tx_req->vif;
 450         struct ieee80211_sta *sta = tx_req->sta;
 451         struct ieee80211_tx_info *info;
 452         struct ieee80211_key_conf *key;
 453         struct rtw89_vif *rtwvif;
 454         struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta);
 455         struct rtw89_addr_cam_entry *addr_cam;
 456         struct rtw89_sec_cam_entry *sec_cam;
 457         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 458         struct sk_buff *skb = tx_req->skb;
 459         u8 sec_type = RTW89_SEC_KEY_TYPE_NONE;
 460         u64 pn64;
 461
 462         if (!vif) {
 463                 rtw89_warn(rtwdev, "cannot set sec key without vif\n");
 464                 return;
 465         }
 466
 467         rtwvif = (struct rtw89_vif *)vif->drv_priv;
 468         addr_cam = rtw89_get_addr_cam_of(rtwvif, rtwsta);
 469
 470         info = IEEE80211_SKB_CB(skb);
 471         key = info->control.hw_key;
 472         sec_cam = addr_cam->sec_entries[key->hw_key_idx];
 473         if (!sec_cam) {
 474                 rtw89_warn(rtwdev, "sec cam entry is empty\n");
 475                 return;
 476         }
 477
 478         switch (key->cipher) {
 479         case WLAN_CIPHER_SUITE_WEP40:
 480                 sec_type = RTW89_SEC_KEY_TYPE_WEP40;
 481                 break;
 482         case WLAN_CIPHER_SUITE_WEP104:
 483                 sec_type = RTW89_SEC_KEY_TYPE_WEP104;
 484                 break;
 485         case WLAN_CIPHER_SUITE_TKIP:
 486                 sec_type = RTW89_SEC_KEY_TYPE_TKIP;
 487                 break;
 488         case WLAN_CIPHER_SUITE_CCMP:
 489                 sec_type = RTW89_SEC_KEY_TYPE_CCMP128;
 490                 break;
 491         case WLAN_CIPHER_SUITE_CCMP_256:
 492                 sec_type = RTW89_SEC_KEY_TYPE_CCMP256;
 493                 break;
 494         case WLAN_CIPHER_SUITE_GCMP:
 495                 sec_type = RTW89_SEC_KEY_TYPE_GCMP128;
 496                 break;
 497         case WLAN_CIPHER_SUITE_GCMP_256:
 498                 sec_type = RTW89_SEC_KEY_TYPE_GCMP256;
 499                 break;
 500         default:
 501                 rtw89_warn(rtwdev, "key cipher not supported %d\n", key->cipher);
 502                 return;
 503         }
 504
 505         desc_info->sec_en = true;
 506         desc_info->sec_keyid = key->keyidx;
 507         desc_info->sec_type = sec_type;
 508         desc_info->sec_cam_idx = sec_cam->sec_cam_idx;
 509
 510         if (!chip->hw_sec_hdr)
 511                 return;
 512
 513         pn64 = atomic64_inc_return(&key->tx_pn);
 514         desc_info->sec_seq[0] = pn64;
 515         desc_info->sec_seq[1] = pn64 >> 8;
 516         desc_info->sec_seq[2] = pn64 >> 16;
 517         desc_info->sec_seq[3] = pn64 >> 24;
 518         desc_info->sec_seq[4] = pn64 >> 32;
 519         desc_info->sec_seq[5] = pn64 >> 40;
 520         desc_info->wp_offset = 1; /* in unit of 8 bytes for security header */
 521 }
 522
 523 static u16 rtw89_core_get_mgmt_rate(struct rtw89_dev *rtwdev,
 524                                     struct rtw89_core_tx_request *tx_req)
 525 {
 526         struct sk_buff *skb = tx_req->skb;
 527         struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
 528         struct ieee80211_vif *vif = tx_info->control.vif;
 529         const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
 530         u16 lowest_rate;
 531
 532         if (tx_info->flags & IEEE80211_TX_CTL_NO_CCK_RATE ||
 533             (vif && vif->p2p))
 534                 lowest_rate = RTW89_HW_RATE_OFDM6;
 535         else if (chan->band_type == RTW89_BAND_2G)
 536                 lowest_rate = RTW89_HW_RATE_CCK1;
 537         else
 538                 lowest_rate = RTW89_HW_RATE_OFDM6;
 539
 540         if (!vif || !vif->bss_conf.basic_rates || !tx_req->sta)
 541                 return lowest_rate;
 542
 543         return __ffs(vif->bss_conf.basic_rates) + lowest_rate;
 544 }
 545
 546 static u8 rtw89_core_tx_get_mac_id(struct rtw89_dev *rtwdev,
 547                                    struct rtw89_core_tx_request *tx_req)
 548 {
 549         struct ieee80211_vif *vif = tx_req->vif;
 550         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 551         struct ieee80211_sta *sta = tx_req->sta;
 552         struct rtw89_sta *rtwsta;
 553
 554         if (!sta)
 555                 return rtwvif->mac_id;
 556
 557         rtwsta = (struct rtw89_sta *)sta->drv_priv;
 558         return rtwsta->mac_id;
 559 }
 560
 561 static void
 562 rtw89_core_tx_update_mgmt_info(struct rtw89_dev *rtwdev,
 563                                struct rtw89_core_tx_request *tx_req)
 564 {
 565         struct ieee80211_vif *vif = tx_req->vif;
 566         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 567         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 568         const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
 569         u8 qsel, ch_dma;
 570
 571         qsel = desc_info->hiq ? RTW89_TX_QSEL_B0_HI : RTW89_TX_QSEL_B0_MGMT;
 572         ch_dma = rtw89_core_get_ch_dma(rtwdev, qsel);
 573
 574         desc_info->qsel = qsel;
 575         desc_info->ch_dma = ch_dma;
 576         desc_info->port = desc_info->hiq ? rtwvif->port : 0;
 577         desc_info->mac_id = rtw89_core_tx_get_mac_id(rtwdev, tx_req);
 578         desc_info->hw_ssn_sel = RTW89_MGMT_HW_SSN_SEL;
 579         desc_info->hw_seq_mode = RTW89_MGMT_HW_SEQ_MODE;
 580
 581         /* fixed data rate for mgmt frames */
 582         desc_info->en_wd_info = true;
 583         desc_info->use_rate = true;
 584         desc_info->dis_data_fb = true;
 585         desc_info->data_rate = rtw89_core_get_mgmt_rate(rtwdev, tx_req);
 586
 587         rtw89_debug(rtwdev, RTW89_DBG_TXRX,
 588                     "tx mgmt frame with rate 0x%x on channel %d (band %d, bw %d)\n",
 589                     desc_info->data_rate, chan->channel, chan->band_type,
 590                     chan->band_width);
 591 }
 592
 593 static void
 594 rtw89_core_tx_update_h2c_info(struct rtw89_dev *rtwdev,
 595                               struct rtw89_core_tx_request *tx_req)
 596 {
 597         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 598
 599         desc_info->is_bmc = false;
 600         desc_info->wd_page = false;
 601         desc_info->ch_dma = RTW89_DMA_H2C;
 602 }
 603
 604 static void rtw89_core_get_no_ul_ofdma_htc(struct rtw89_dev *rtwdev, __le32 *htc)
 605 {
 606         static const u8 rtw89_bandwidth_to_om[] = {
 607                 [RTW89_CHANNEL_WIDTH_20] = HTC_OM_CHANNEL_WIDTH_20,
 608                 [RTW89_CHANNEL_WIDTH_40] = HTC_OM_CHANNEL_WIDTH_40,
 609                 [RTW89_CHANNEL_WIDTH_80] = HTC_OM_CHANNEL_WIDTH_80,
 610                 [RTW89_CHANNEL_WIDTH_160] = HTC_OM_CHANNEL_WIDTH_160_OR_80_80,
 611                 [RTW89_CHANNEL_WIDTH_80_80] = HTC_OM_CHANNEL_WIDTH_160_OR_80_80,
 612         };
 613         const struct rtw89_chip_info *chip = rtwdev->chip;
 614         struct rtw89_hal *hal = &rtwdev->hal;
 615         const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
 616         u8 om_bandwidth;
 617
 618         if (!chip->dis_2g_40m_ul_ofdma ||
 619             chan->band_type != RTW89_BAND_2G ||
 620             chan->band_width != RTW89_CHANNEL_WIDTH_40)
 621                 return;
 622
 623         om_bandwidth = chan->band_width < ARRAY_SIZE(rtw89_bandwidth_to_om) ?
 624                        rtw89_bandwidth_to_om[chan->band_width] : 0;
 625         *htc = le32_encode_bits(RTW89_HTC_VARIANT_HE, RTW89_HTC_MASK_VARIANT) |
 626                le32_encode_bits(RTW89_HTC_VARIANT_HE_CID_OM, RTW89_HTC_MASK_CTL_ID) |
 627                le32_encode_bits(hal->rx_nss - 1, RTW89_HTC_MASK_HTC_OM_RX_NSS) |
 628                le32_encode_bits(om_bandwidth, RTW89_HTC_MASK_HTC_OM_CH_WIDTH) |
 629                le32_encode_bits(1, RTW89_HTC_MASK_HTC_OM_UL_MU_DIS) |
 630                le32_encode_bits(hal->tx_nss - 1, RTW89_HTC_MASK_HTC_OM_TX_NSTS) |
 631                le32_encode_bits(0, RTW89_HTC_MASK_HTC_OM_ER_SU_DIS) |
 632                le32_encode_bits(0, RTW89_HTC_MASK_HTC_OM_DL_MU_MIMO_RR) |
 633                le32_encode_bits(0, RTW89_HTC_MASK_HTC_OM_UL_MU_DATA_DIS);
 634 }
 635
 636 static bool
 637 __rtw89_core_tx_check_he_qos_htc(struct rtw89_dev *rtwdev,
 638                                  struct rtw89_core_tx_request *tx_req,
 639                                  enum btc_pkt_type pkt_type)
 640 {
 641         struct ieee80211_sta *sta = tx_req->sta;
 642         struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta);
 643         struct sk_buff *skb = tx_req->skb;
 644         struct ieee80211_hdr *hdr = (void *)skb->data;
 645         __le16 fc = hdr->frame_control;
 646
 647         /* AP IOT issue with EAPoL, ARP and DHCP */
 648         if (pkt_type < PACKET_MAX)
 649                 return false;
 650
 651         if (!sta || !sta->deflink.he_cap.has_he)
 652                 return false;
 653
 654         if (!ieee80211_is_data_qos(fc))
 655                 return false;
 656
 657         if (skb_headroom(skb) < IEEE80211_HT_CTL_LEN)
 658                 return false;
 659
 660         if (rtwsta && rtwsta->ra_report.might_fallback_legacy)
 661                 return false;
 662
 663         return true;
 664 }
 665
 666 static void
 667 __rtw89_core_tx_adjust_he_qos_htc(struct rtw89_dev *rtwdev,
 668                                   struct rtw89_core_tx_request *tx_req)
 669 {
 670         struct ieee80211_sta *sta = tx_req->sta;
 671         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
 672         struct sk_buff *skb = tx_req->skb;
 673         struct ieee80211_hdr *hdr = (void *)skb->data;
 674         __le16 fc = hdr->frame_control;
 675         void *data;
 676         __le32 *htc;
 677         u8 *qc;
 678         int hdr_len;
 679
 680         hdr_len = ieee80211_has_a4(fc) ? 32 : 26;
 681         data = skb_push(skb, IEEE80211_HT_CTL_LEN);
 682         memmove(data, data + IEEE80211_HT_CTL_LEN, hdr_len);
 683
 684         hdr = data;
 685         htc = data + hdr_len;
 686         hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_ORDER);
 687         *htc = rtwsta->htc_template ? rtwsta->htc_template :
 688                le32_encode_bits(RTW89_HTC_VARIANT_HE, RTW89_HTC_MASK_VARIANT) |
 689                le32_encode_bits(RTW89_HTC_VARIANT_HE_CID_CAS, RTW89_HTC_MASK_CTL_ID);
 690
 691         qc = data + hdr_len - IEEE80211_QOS_CTL_LEN;
 692         qc[0] |= IEEE80211_QOS_CTL_EOSP;
 693 }
 694
 695 static void
 696 rtw89_core_tx_update_he_qos_htc(struct rtw89_dev *rtwdev,
 697                                 struct rtw89_core_tx_request *tx_req,
 698                                 enum btc_pkt_type pkt_type)
 699 {
 700         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 701         struct ieee80211_vif *vif = tx_req->vif;
 702         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 703
 704         if (!__rtw89_core_tx_check_he_qos_htc(rtwdev, tx_req, pkt_type))
 705                 goto desc_bk;
 706
 707         __rtw89_core_tx_adjust_he_qos_htc(rtwdev, tx_req);
 708
 709         desc_info->pkt_size += IEEE80211_HT_CTL_LEN;
 710         desc_info->a_ctrl_bsr = true;
 711
 712 desc_bk:
 713         if (!rtwvif || rtwvif->last_a_ctrl == desc_info->a_ctrl_bsr)
 714                 return;
 715
 716         rtwvif->last_a_ctrl = desc_info->a_ctrl_bsr;
 717         desc_info->bk = true;
 718 }
 719
 720 static u16 rtw89_core_get_data_rate(struct rtw89_dev *rtwdev,
 721                                     struct rtw89_core_tx_request *tx_req)
 722 {
 723         struct ieee80211_vif *vif = tx_req->vif;
 724         struct ieee80211_sta *sta = tx_req->sta;
 725         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 726         struct rtw89_phy_rate_pattern *rate_pattern = &rtwvif->rate_pattern;
 727         enum rtw89_sub_entity_idx idx = rtwvif->sub_entity_idx;
 728         const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, idx);
 729         u16 lowest_rate;
 730
 731         if (rate_pattern->enable)
 732                 return rate_pattern->rate;
 733
 734         if (vif->p2p)
 735                 lowest_rate = RTW89_HW_RATE_OFDM6;
 736         else if (chan->band_type == RTW89_BAND_2G)
 737                 lowest_rate = RTW89_HW_RATE_CCK1;
 738         else
 739                 lowest_rate = RTW89_HW_RATE_OFDM6;
 740
 741         if (!sta || !sta->deflink.supp_rates[chan->band_type])
 742                 return lowest_rate;
 743
 744         return __ffs(sta->deflink.supp_rates[chan->band_type]) + lowest_rate;
 745 }
 746
 747 static void
 748 rtw89_core_tx_update_data_info(struct rtw89_dev *rtwdev,
 749                                struct rtw89_core_tx_request *tx_req)
 750 {
 751         struct ieee80211_vif *vif = tx_req->vif;
 752         struct ieee80211_sta *sta = tx_req->sta;
 753         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 754         struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta);
 755         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 756         struct sk_buff *skb = tx_req->skb;
 757         u8 tid, tid_indicate;
 758         u8 qsel, ch_dma;
 759
 760         tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK;
 761         tid_indicate = rtw89_core_get_tid_indicate(rtwdev, tid);
 762         qsel = desc_info->hiq ? RTW89_TX_QSEL_B0_HI : rtw89_core_get_qsel(rtwdev, tid);
 763         ch_dma = rtw89_core_get_ch_dma(rtwdev, qsel);
 764
 765         desc_info->ch_dma = ch_dma;
 766         desc_info->tid_indicate = tid_indicate;
 767         desc_info->qsel = qsel;
 768         desc_info->mac_id = rtw89_core_tx_get_mac_id(rtwdev, tx_req);
 769         desc_info->port = desc_info->hiq ? rtwvif->port : 0;
 770         desc_info->er_cap = rtwsta ? rtwsta->er_cap : false;
 771
 772         /* enable wd_info for AMPDU */
 773         desc_info->en_wd_info = true;
 774
 775         if (IEEE80211_SKB_CB(skb)->control.hw_key)
 776                 rtw89_core_tx_update_sec_key(rtwdev, tx_req);
 777
 778         desc_info->data_retry_lowest_rate = rtw89_core_get_data_rate(rtwdev, tx_req);
 779 }
 780
 781 static enum btc_pkt_type
 782 rtw89_core_tx_btc_spec_pkt_notify(struct rtw89_dev *rtwdev,
 783                                   struct rtw89_core_tx_request *tx_req)
 784 {
 785         struct sk_buff *skb = tx_req->skb;
 786         struct udphdr *udphdr;
 787
 788         if (IEEE80211_SKB_CB(skb)->control.flags & IEEE80211_TX_CTRL_PORT_CTRL_PROTO) {
 789                 ieee80211_queue_work(rtwdev->hw, &rtwdev->btc.eapol_notify_work);
 790                 return PACKET_EAPOL;
 791         }
 792
 793         if (skb->protocol == htons(ETH_P_ARP)) {
 794                 ieee80211_queue_work(rtwdev->hw, &rtwdev->btc.arp_notify_work);
 795                 return PACKET_ARP;
 796         }
 797
 798         if (skb->protocol == htons(ETH_P_IP) &&
 799             ip_hdr(skb)->protocol == IPPROTO_UDP) {
 800                 udphdr = udp_hdr(skb);
 801                 if (((udphdr->source == htons(67) && udphdr->dest == htons(68)) ||
 802                      (udphdr->source == htons(68) && udphdr->dest == htons(67))) &&
 803                     skb->len > 282) {
 804                         ieee80211_queue_work(rtwdev->hw, &rtwdev->btc.dhcp_notify_work);
 805                         return PACKET_DHCP;
 806                 }
 807         }
 808
 809         if (skb->protocol == htons(ETH_P_IP) &&
 810             ip_hdr(skb)->protocol == IPPROTO_ICMP) {
 811                 ieee80211_queue_work(rtwdev->hw, &rtwdev->btc.icmp_notify_work);
 812                 return PACKET_ICMP;
 813         }
 814
 815         return PACKET_MAX;
 816 }
 817
 818 static void rtw89_core_tx_update_llc_hdr(struct rtw89_dev *rtwdev,
 819                                          struct rtw89_tx_desc_info *desc_info,
 820                                          struct sk_buff *skb)
 821 {
 822         struct ieee80211_hdr *hdr = (void *)skb->data;
 823         __le16 fc = hdr->frame_control;
 824
 825         desc_info->hdr_llc_len = ieee80211_hdrlen(fc);
 826         desc_info->hdr_llc_len >>= 1; /* in unit of 2 bytes */
 827 }
 828
 829 static void
 830 rtw89_core_tx_wake(struct rtw89_dev *rtwdev,
 831                    struct rtw89_core_tx_request *tx_req)
 832 {
 833         const struct rtw89_chip_info *chip = rtwdev->chip;
 834
 835         if (!RTW89_CHK_FW_FEATURE(TX_WAKE, &rtwdev->fw))
 836                 return;
 837
 838         if (!test_bit(RTW89_FLAG_LOW_POWER_MODE, rtwdev->flags))
 839                 return;
 840
 841         if (chip->chip_id != RTL8852C &&
 842             tx_req->tx_type != RTW89_CORE_TX_TYPE_MGMT)
 843                 return;
 844
 845         rtw89_mac_notify_wake(rtwdev);
 846 }
 847
 848 static void
 849 rtw89_core_tx_update_desc_info(struct rtw89_dev *rtwdev,
 850                                struct rtw89_core_tx_request *tx_req)
 851 {
 852         struct rtw89_tx_desc_info *desc_info = &tx_req->desc_info;
 853         struct sk_buff *skb = tx_req->skb;
 854         struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 855         struct ieee80211_hdr *hdr = (void *)skb->data;
 856         enum rtw89_core_tx_type tx_type;
 857         enum btc_pkt_type pkt_type;
 858         bool is_bmc;
 859         u16 seq;
 860
 861         seq = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
 862         if (tx_req->tx_type != RTW89_CORE_TX_TYPE_FWCMD) {
 863                 tx_type = rtw89_core_get_tx_type(rtwdev, skb);
 864                 tx_req->tx_type = tx_type;
 865         }
 866         is_bmc = (is_broadcast_ether_addr(hdr->addr1) ||
 867                   is_multicast_ether_addr(hdr->addr1));
 868
 869         desc_info->seq = seq;
 870         desc_info->pkt_size = skb->len;
 871         desc_info->is_bmc = is_bmc;
 872         desc_info->wd_page = true;
 873         desc_info->hiq = info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM;
 874
 875         switch (tx_req->tx_type) {
 876         case RTW89_CORE_TX_TYPE_MGMT:
 877                 rtw89_core_tx_update_mgmt_info(rtwdev, tx_req);
 878                 break;
 879         case RTW89_CORE_TX_TYPE_DATA:
 880                 rtw89_core_tx_update_data_info(rtwdev, tx_req);
 881                 pkt_type = rtw89_core_tx_btc_spec_pkt_notify(rtwdev, tx_req);
 882                 rtw89_core_tx_update_he_qos_htc(rtwdev, tx_req, pkt_type);
 883                 rtw89_core_tx_update_ampdu_info(rtwdev, tx_req, pkt_type);
 884                 rtw89_core_tx_update_llc_hdr(rtwdev, desc_info, skb);
 885                 break;
 886         case RTW89_CORE_TX_TYPE_FWCMD:
 887                 rtw89_core_tx_update_h2c_info(rtwdev, tx_req);
 888                 break;
 889         }
 890 }
 891
 892 void rtw89_core_tx_kick_off(struct rtw89_dev *rtwdev, u8 qsel)
 893 {
 894         u8 ch_dma;
 895
 896         ch_dma = rtw89_core_get_ch_dma(rtwdev, qsel);
 897
 898         rtw89_hci_tx_kick_off(rtwdev, ch_dma);
 899 }
 900
 901 int rtw89_core_tx_kick_off_and_wait(struct rtw89_dev *rtwdev, struct sk_buff *skb,
 902                                     int qsel, unsigned int timeout)
 903 {
 904         struct rtw89_tx_skb_data *skb_data = RTW89_TX_SKB_CB(skb);
 905         struct rtw89_tx_wait_info *wait;
 906         unsigned long time_left;
 907         int ret = 0;
 908
 909         wait = kzalloc(sizeof(*wait), GFP_KERNEL);
 910         if (!wait) {
 911                 rtw89_core_tx_kick_off(rtwdev, qsel);
 912                 return 0;
 913         }
 914
 915         init_completion(&wait->completion);
 916         rcu_assign_pointer(skb_data->wait, wait);
 917
 918         rtw89_core_tx_kick_off(rtwdev, qsel);
 919         time_left = wait_for_completion_timeout(&wait->completion,
 920                                                 msecs_to_jiffies(timeout));
 921         if (time_left == 0)
 922                 ret = -ETIMEDOUT;
 923         else if (!wait->tx_done)
 924                 ret = -EAGAIN;
 925
 926         rcu_assign_pointer(skb_data->wait, NULL);
 927         kfree_rcu(wait, rcu_head);
 928
 929         return ret;
 930 }
 931
 932 int rtw89_h2c_tx(struct rtw89_dev *rtwdev,
 933                  struct sk_buff *skb, bool fwdl)
 934 {
 935         struct rtw89_core_tx_request tx_req = {0};
 936         u32 cnt;
 937         int ret;
 938
 939         if (!test_bit(RTW89_FLAG_POWERON, rtwdev->flags)) {
 940                 rtw89_debug(rtwdev, RTW89_DBG_FW,
 941                             "ignore h2c due to power is off with firmware state=%d\n",
 942                             test_bit(RTW89_FLAG_FW_RDY, rtwdev->flags));
 943                 dev_kfree_skb(skb);
 944                 return 0;
 945         }
 946
 947         tx_req.skb = skb;
 948         tx_req.tx_type = RTW89_CORE_TX_TYPE_FWCMD;
 949         if (fwdl)
 950                 tx_req.desc_info.fw_dl = true;
 951
 952         rtw89_core_tx_update_desc_info(rtwdev, &tx_req);
 953
 954         if (!fwdl)
 955                 rtw89_hex_dump(rtwdev, RTW89_DBG_FW, "H2C: ", skb->data, skb->len);
 956
 957         cnt = rtw89_hci_check_and_reclaim_tx_resource(rtwdev, RTW89_TXCH_CH12);
 958         if (cnt == 0) {
 959                 rtw89_err(rtwdev, "no tx fwcmd resource\n");
 960                 return -ENOSPC;
 961         }
 962
 963         ret = rtw89_hci_tx_write(rtwdev, &tx_req);
 964         if (ret) {
 965                 rtw89_err(rtwdev, "failed to transmit skb to HCI\n");
 966                 return ret;
 967         }
 968         rtw89_hci_tx_kick_off(rtwdev, RTW89_TXCH_CH12);
 969
 970         return 0;
 971 }
 972
 973 int rtw89_core_tx_write(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif,
 974                         struct ieee80211_sta *sta, struct sk_buff *skb, int *qsel)
 975 {
 976         struct rtw89_core_tx_request tx_req = {0};
 977         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
 978         int ret;
 979
 980         tx_req.skb = skb;
 981         tx_req.sta = sta;
 982         tx_req.vif = vif;
 983
 984         rtw89_traffic_stats_accu(rtwdev, &rtwdev->stats, skb, true);
 985         rtw89_traffic_stats_accu(rtwdev, &rtwvif->stats, skb, true);
 986         rtw89_core_tx_update_desc_info(rtwdev, &tx_req);
 987         rtw89_core_tx_wake(rtwdev, &tx_req);
 988
 989         ret = rtw89_hci_tx_write(rtwdev, &tx_req);
 990         if (ret) {
 991                 rtw89_err(rtwdev, "failed to transmit skb to HCI\n");
 992                 return ret;
 993         }
 994
 995         if (qsel)
 996                 *qsel = tx_req.desc_info.qsel;
 997
 998         return 0;
 999 }
1000
1001 static __le32 rtw89_build_txwd_body0(struct rtw89_tx_desc_info *desc_info)
1002 {
1003         u32 dword = FIELD_PREP(RTW89_TXWD_BODY0_WP_OFFSET, desc_info->wp_offset) |
1004                     FIELD_PREP(RTW89_TXWD_BODY0_WD_INFO_EN, desc_info->en_wd_info) |
1005                     FIELD_PREP(RTW89_TXWD_BODY0_CHANNEL_DMA, desc_info->ch_dma) |
1006                     FIELD_PREP(RTW89_TXWD_BODY0_HDR_LLC_LEN, desc_info->hdr_llc_len) |
1007                     FIELD_PREP(RTW89_TXWD_BODY0_WD_PAGE, desc_info->wd_page) |
1008                     FIELD_PREP(RTW89_TXWD_BODY0_FW_DL, desc_info->fw_dl) |
1009                     FIELD_PREP(RTW89_TXWD_BODY0_HW_SSN_SEL, desc_info->hw_ssn_sel) |
1010                     FIELD_PREP(RTW89_TXWD_BODY0_HW_SSN_MODE, desc_info->hw_seq_mode);
1011
1012         return cpu_to_le32(dword);
1013 }
1014
1015 static __le32 rtw89_build_txwd_body0_v1(struct rtw89_tx_desc_info *desc_info)
1016 {
1017         u32 dword = FIELD_PREP(RTW89_TXWD_BODY0_WP_OFFSET_V1, desc_info->wp_offset) |
1018                     FIELD_PREP(RTW89_TXWD_BODY0_WD_INFO_EN, desc_info->en_wd_info) |
1019                     FIELD_PREP(RTW89_TXWD_BODY0_CHANNEL_DMA, desc_info->ch_dma) |
1020                     FIELD_PREP(RTW89_TXWD_BODY0_HDR_LLC_LEN, desc_info->hdr_llc_len) |
1021                     FIELD_PREP(RTW89_TXWD_BODY0_WD_PAGE, desc_info->wd_page) |
1022                     FIELD_PREP(RTW89_TXWD_BODY0_FW_DL, desc_info->fw_dl);
1023
1024         return cpu_to_le32(dword);
1025 }
1026
1027 static __le32 rtw89_build_txwd_body1_v1(struct rtw89_tx_desc_info *desc_info)
1028 {
1029         u32 dword = FIELD_PREP(RTW89_TXWD_BODY1_ADDR_INFO_NUM, desc_info->addr_info_nr) |
1030                     FIELD_PREP(RTW89_TXWD_BODY1_SEC_KEYID, desc_info->sec_keyid) |
1031                     FIELD_PREP(RTW89_TXWD_BODY1_SEC_TYPE, desc_info->sec_type);
1032
1033         return cpu_to_le32(dword);
1034 }
1035
1036 static __le32 rtw89_build_txwd_body2(struct rtw89_tx_desc_info *desc_info)
1037 {
1038         u32 dword = FIELD_PREP(RTW89_TXWD_BODY2_TID_INDICATE, desc_info->tid_indicate) |
1039                     FIELD_PREP(RTW89_TXWD_BODY2_QSEL, desc_info->qsel) |
1040                     FIELD_PREP(RTW89_TXWD_BODY2_TXPKT_SIZE, desc_info->pkt_size) |
1041                     FIELD_PREP(RTW89_TXWD_BODY2_MACID, desc_info->mac_id);
1042
1043         return cpu_to_le32(dword);
1044 }
1045
1046 static __le32 rtw89_build_txwd_body3(struct rtw89_tx_desc_info *desc_info)
1047 {
1048         u32 dword = FIELD_PREP(RTW89_TXWD_BODY3_SW_SEQ, desc_info->seq) |
1049                     FIELD_PREP(RTW89_TXWD_BODY3_AGG_EN, desc_info->agg_en) |
1050                     FIELD_PREP(RTW89_TXWD_BODY3_BK, desc_info->bk);
1051
1052         return cpu_to_le32(dword);
1053 }
1054
1055 static __le32 rtw89_build_txwd_body4(struct rtw89_tx_desc_info *desc_info)
1056 {
1057         u32 dword = FIELD_PREP(RTW89_TXWD_BODY4_SEC_IV_L0, desc_info->sec_seq[0]) |
1058                     FIELD_PREP(RTW89_TXWD_BODY4_SEC_IV_L1, desc_info->sec_seq[1]);
1059
1060         return cpu_to_le32(dword);
1061 }
1062
1063 static __le32 rtw89_build_txwd_body5(struct rtw89_tx_desc_info *desc_info)
1064 {
1065         u32 dword = FIELD_PREP(RTW89_TXWD_BODY5_SEC_IV_H2, desc_info->sec_seq[2]) |
1066                     FIELD_PREP(RTW89_TXWD_BODY5_SEC_IV_H3, desc_info->sec_seq[3]) |
1067                     FIELD_PREP(RTW89_TXWD_BODY5_SEC_IV_H4, desc_info->sec_seq[4]) |
1068                     FIELD_PREP(RTW89_TXWD_BODY5_SEC_IV_H5, desc_info->sec_seq[5]);
1069
1070         return cpu_to_le32(dword);
1071 }
1072
1073 static __le32 rtw89_build_txwd_body7_v1(struct rtw89_tx_desc_info *desc_info)
1074 {
1075         u32 dword = FIELD_PREP(RTW89_TXWD_BODY7_USE_RATE_V1, desc_info->use_rate) |
1076                     FIELD_PREP(RTW89_TXWD_BODY7_DATA_RATE, desc_info->data_rate);
1077
1078         return cpu_to_le32(dword);
1079 }
1080
1081 static __le32 rtw89_build_txwd_info0(struct rtw89_tx_desc_info *desc_info)
1082 {
1083         u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_USE_RATE, desc_info->use_rate) |
1084                     FIELD_PREP(RTW89_TXWD_INFO0_DATA_RATE, desc_info->data_rate) |
1085                     FIELD_PREP(RTW89_TXWD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
1086                     FIELD_PREP(RTW89_TXWD_INFO0_MULTIPORT_ID, desc_info->port);
1087
1088         return cpu_to_le32(dword);
1089 }
1090
1091 static __le32 rtw89_build_txwd_info0_v1(struct rtw89_tx_desc_info *desc_info)
1092 {
1093         u32 dword = FIELD_PREP(RTW89_TXWD_INFO0_DISDATAFB, desc_info->dis_data_fb) |
1094                     FIELD_PREP(RTW89_TXWD_INFO0_MULTIPORT_ID, desc_info->port) |
1095                     FIELD_PREP(RTW89_TXWD_INFO0_DATA_ER, desc_info->er_cap) |
1096                     FIELD_PREP(RTW89_TXWD_INFO0_DATA_BW_ER, 0);
1097
1098         return cpu_to_le32(dword);
1099 }
1100
1101 static __le32 rtw89_build_txwd_info1(struct rtw89_tx_desc_info *desc_info)
1102 {
1103         u32 dword = FIELD_PREP(RTW89_TXWD_INFO1_MAX_AGGNUM, desc_info->ampdu_num) |
1104                     FIELD_PREP(RTW89_TXWD_INFO1_A_CTRL_BSR, desc_info->a_ctrl_bsr) |
1105                     FIELD_PREP(RTW89_TXWD_INFO1_DATA_RTY_LOWEST_RATE,
1106                                desc_info->data_retry_lowest_rate);
1107
1108         return cpu_to_le32(dword);
1109 }
1110
1111 static __le32 rtw89_build_txwd_info2(struct rtw89_tx_desc_info *desc_info)
1112 {
1113         u32 dword = FIELD_PREP(RTW89_TXWD_INFO2_AMPDU_DENSITY, desc_info->ampdu_density) |
1114                     FIELD_PREP(RTW89_TXWD_INFO2_SEC_TYPE, desc_info->sec_type) |
1115                     FIELD_PREP(RTW89_TXWD_INFO2_SEC_HW_ENC, desc_info->sec_en) |
1116                     FIELD_PREP(RTW89_TXWD_INFO2_SEC_CAM_IDX, desc_info->sec_cam_idx);
1117
1118         return cpu_to_le32(dword);
1119 }
1120
1121 static __le32 rtw89_build_txwd_info2_v1(struct rtw89_tx_desc_info *desc_info)
1122 {
1123         u32 dword = FIELD_PREP(RTW89_TXWD_INFO2_AMPDU_DENSITY, desc_info->ampdu_density) |
1124                     FIELD_PREP(RTW89_TXWD_INFO2_FORCE_KEY_EN, desc_info->sec_en) |
1125                     FIELD_PREP(RTW89_TXWD_INFO2_SEC_CAM_IDX, desc_info->sec_cam_idx);
1126
1127         return cpu_to_le32(dword);
1128 }
1129
1130 static __le32 rtw89_build_txwd_info4(struct rtw89_tx_desc_info *desc_info)
1131 {
1132         u32 dword = FIELD_PREP(RTW89_TXWD_INFO4_RTS_EN, 1) |
1133                     FIELD_PREP(RTW89_TXWD_INFO4_HW_RTS_EN, 1);
1134
1135         return cpu_to_le32(dword);
1136 }
1137
1138 void rtw89_core_fill_txdesc(struct rtw89_dev *rtwdev,
1139                             struct rtw89_tx_desc_info *desc_info,
1140                             void *txdesc)
1141 {
1142         struct rtw89_txwd_body *txwd_body = (struct rtw89_txwd_body *)txdesc;
1143         struct rtw89_txwd_info *txwd_info;
1144
1145         txwd_body->dword0 = rtw89_build_txwd_body0(desc_info);
1146         txwd_body->dword2 = rtw89_build_txwd_body2(desc_info);
1147         txwd_body->dword3 = rtw89_build_txwd_body3(desc_info);
1148
1149         if (!desc_info->en_wd_info)
1150                 return;
1151
1152         txwd_info = (struct rtw89_txwd_info *)(txwd_body + 1);
1153         txwd_info->dword0 = rtw89_build_txwd_info0(desc_info);
1154         txwd_info->dword1 = rtw89_build_txwd_info1(desc_info);
1155         txwd_info->dword2 = rtw89_build_txwd_info2(desc_info);
1156         txwd_info->dword4 = rtw89_build_txwd_info4(desc_info);
1157
1158 }
1159 EXPORT_SYMBOL(rtw89_core_fill_txdesc);
1160
1161 void rtw89_core_fill_txdesc_v1(struct rtw89_dev *rtwdev,
1162                                struct rtw89_tx_desc_info *desc_info,
1163                                void *txdesc)
1164 {
1165         struct rtw89_txwd_body_v1 *txwd_body = (struct rtw89_txwd_body_v1 *)txdesc;
1166         struct rtw89_txwd_info *txwd_info;
1167
1168         txwd_body->dword0 = rtw89_build_txwd_body0_v1(desc_info);
1169         txwd_body->dword1 = rtw89_build_txwd_body1_v1(desc_info);
1170         txwd_body->dword2 = rtw89_build_txwd_body2(desc_info);
1171         txwd_body->dword3 = rtw89_build_txwd_body3(desc_info);
1172         if (desc_info->sec_en) {
1173                 txwd_body->dword4 = rtw89_build_txwd_body4(desc_info);
1174                 txwd_body->dword5 = rtw89_build_txwd_body5(desc_info);
1175         }
1176         txwd_body->dword7 = rtw89_build_txwd_body7_v1(desc_info);
1177
1178         if (!desc_info->en_wd_info)
1179                 return;
1180
1181         txwd_info = (struct rtw89_txwd_info *)(txwd_body + 1);
1182         txwd_info->dword0 = rtw89_build_txwd_info0_v1(desc_info);
1183         txwd_info->dword1 = rtw89_build_txwd_info1(desc_info);
1184         txwd_info->dword2 = rtw89_build_txwd_info2_v1(desc_info);
1185         txwd_info->dword4 = rtw89_build_txwd_info4(desc_info);
1186 }
1187 EXPORT_SYMBOL(rtw89_core_fill_txdesc_v1);
1188
1189 static __le32 rtw89_build_txwd_fwcmd0_v1(struct rtw89_tx_desc_info *desc_info)
1190 {
1191         u32 dword = FIELD_PREP(AX_RXD_RPKT_LEN_MASK, desc_info->pkt_size) |
1192                     FIELD_PREP(AX_RXD_RPKT_TYPE_MASK, desc_info->fw_dl ?
1193                                                       RTW89_CORE_RX_TYPE_FWDL :
1194                                                       RTW89_CORE_RX_TYPE_H2C);
1195
1196         return cpu_to_le32(dword);
1197 }
1198
1199 void rtw89_core_fill_txdesc_fwcmd_v1(struct rtw89_dev *rtwdev,
1200                                      struct rtw89_tx_desc_info *desc_info,
1201                                      void *txdesc)
1202 {
1203         struct rtw89_rxdesc_short *txwd_v1 = (struct rtw89_rxdesc_short *)txdesc;
1204
1205         txwd_v1->dword0 = rtw89_build_txwd_fwcmd0_v1(desc_info);
1206 }
1207 EXPORT_SYMBOL(rtw89_core_fill_txdesc_fwcmd_v1);
1208
1209 static int rtw89_core_rx_process_mac_ppdu(struct rtw89_dev *rtwdev,
1210                                           struct sk_buff *skb,
1211                                           struct rtw89_rx_phy_ppdu *phy_ppdu)
1212 {
1213         bool rx_cnt_valid = false;
1214         u8 plcp_size = 0;
1215         u8 usr_num = 0;
1216         u8 *phy_sts;
1217
1218         rx_cnt_valid = RTW89_GET_RXINFO_RX_CNT_VLD(skb->data);
1219         plcp_size = RTW89_GET_RXINFO_PLCP_LEN(skb->data) << 3;
1220         usr_num = RTW89_GET_RXINFO_USR_NUM(skb->data);
1221         if (usr_num > RTW89_PPDU_MAX_USR) {
1222                 rtw89_warn(rtwdev, "Invalid user number in mac info\n");
1223                 return -EINVAL;
1224         }
1225
1226         phy_sts = skb->data + RTW89_PPDU_MAC_INFO_SIZE;
1227         phy_sts += usr_num * RTW89_PPDU_MAC_INFO_USR_SIZE;
1228         /* 8-byte alignment */
1229         if (usr_num & BIT(0))
1230                 phy_sts += RTW89_PPDU_MAC_INFO_USR_SIZE;
1231         if (rx_cnt_valid)
1232                 phy_sts += RTW89_PPDU_MAC_RX_CNT_SIZE;
1233         phy_sts += plcp_size;
1234
1235         phy_ppdu->buf = phy_sts;
1236         phy_ppdu->len = skb->data + skb->len - phy_sts;
1237
1238         return 0;
1239 }
1240
1241 static void rtw89_core_rx_process_phy_ppdu_iter(void *data,
1242                                                 struct ieee80211_sta *sta)
1243 {
1244         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
1245         struct rtw89_rx_phy_ppdu *phy_ppdu = (struct rtw89_rx_phy_ppdu *)data;
1246         struct rtw89_dev *rtwdev = rtwsta->rtwdev;
1247         struct rtw89_hal *hal = &rtwdev->hal;
1248         u8 ant_num = hal->ant_diversity ? 2 : rtwdev->chip->rf_path_num;
1249         u8 ant_pos = U8_MAX;
1250         u8 evm_pos = 0;
1251         int i;
1252
1253         if (rtwsta->mac_id != phy_ppdu->mac_id || !phy_ppdu->to_self)
1254                 return;
1255
1256         if (hal->ant_diversity && hal->antenna_rx) {
1257                 ant_pos = __ffs(hal->antenna_rx);
1258                 evm_pos = ant_pos;
1259         }
1260
1261         ewma_rssi_add(&rtwsta->avg_rssi, phy_ppdu->rssi_avg);
1262
1263         if (ant_pos < ant_num) {
1264                 ewma_rssi_add(&rtwsta->rssi[ant_pos], phy_ppdu->rssi[0]);
1265         } else {
1266                 for (i = 0; i < rtwdev->chip->rf_path_num; i++)
1267                         ewma_rssi_add(&rtwsta->rssi[i], phy_ppdu->rssi[i]);
1268         }
1269
1270         if (phy_ppdu->ofdm.has) {
1271                 ewma_snr_add(&rtwsta->avg_snr, phy_ppdu->ofdm.avg_snr);
1272                 ewma_evm_add(&rtwsta->evm_min[evm_pos], phy_ppdu->ofdm.evm_min);
1273                 ewma_evm_add(&rtwsta->evm_max[evm_pos], phy_ppdu->ofdm.evm_max);
1274         }
1275 }
1276
1277 #define VAR_LEN 0xff
1278 #define VAR_LEN_UNIT 8
1279 static u16 rtw89_core_get_phy_status_ie_len(struct rtw89_dev *rtwdev, u8 *addr)
1280 {
1281         static const u8 physts_ie_len_tab[32] = {
1282                 16, 32, 24, 24, 8, 8, 8, 8, VAR_LEN, 8, VAR_LEN, 176, VAR_LEN,
1283                 VAR_LEN, VAR_LEN, VAR_LEN, VAR_LEN, VAR_LEN, 16, 24, VAR_LEN,
1284                 VAR_LEN, VAR_LEN, 0, 24, 24, 24, 24, 32, 32, 32, 32
1285         };
1286         u16 ie_len;
1287         u8 ie;
1288
1289         ie = RTW89_GET_PHY_STS_IE_TYPE(addr);
1290         if (physts_ie_len_tab[ie] != VAR_LEN)
1291                 ie_len = physts_ie_len_tab[ie];
1292         else
1293                 ie_len = RTW89_GET_PHY_STS_IE_LEN(addr) * VAR_LEN_UNIT;
1294
1295         return ie_len;
1296 }
1297
1298 static void rtw89_core_parse_phy_status_ie01(struct rtw89_dev *rtwdev, u8 *addr,
1299                                              struct rtw89_rx_phy_ppdu *phy_ppdu)
1300 {
1301         const struct rtw89_phy_sts_ie0 *ie = (const struct rtw89_phy_sts_ie0 *)addr;
1302         s16 cfo;
1303         u32 t;
1304
1305         phy_ppdu->chan_idx = le32_get_bits(ie->w0, RTW89_PHY_STS_IE01_W0_CH_IDX);
1306         if (phy_ppdu->rate < RTW89_HW_RATE_OFDM6)
1307                 return;
1308
1309         if (!phy_ppdu->to_self)
1310                 return;
1311
1312         phy_ppdu->ofdm.avg_snr = le32_get_bits(ie->w2, RTW89_PHY_STS_IE01_W2_AVG_SNR);
1313         phy_ppdu->ofdm.evm_max = le32_get_bits(ie->w2, RTW89_PHY_STS_IE01_W2_EVM_MAX);
1314         phy_ppdu->ofdm.evm_min = le32_get_bits(ie->w2, RTW89_PHY_STS_IE01_W2_EVM_MIN);
1315         phy_ppdu->ofdm.has = true;
1316
1317         /* sign conversion for S(12,2) */
1318         if (rtwdev->chip->cfo_src_fd) {
1319                 t = le32_get_bits(ie->w1, RTW89_PHY_STS_IE01_W1_FD_CFO);
1320                 cfo = sign_extend32(t, 11);
1321         } else {
1322                 t = le32_get_bits(ie->w1, RTW89_PHY_STS_IE01_W1_PREMB_CFO);
1323                 cfo = sign_extend32(t, 11);
1324         }
1325
1326         rtw89_phy_cfo_parse(rtwdev, cfo, phy_ppdu);
1327 }
1328
1329 static int rtw89_core_process_phy_status_ie(struct rtw89_dev *rtwdev, u8 *addr,
1330                                             struct rtw89_rx_phy_ppdu *phy_ppdu)
1331 {
1332         u8 ie;
1333
1334         ie = RTW89_GET_PHY_STS_IE_TYPE(addr);
1335         switch (ie) {
1336         case RTW89_PHYSTS_IE01_CMN_OFDM:
1337                 rtw89_core_parse_phy_status_ie01(rtwdev, addr, phy_ppdu);
1338                 break;
1339         default:
1340                 break;
1341         }
1342
1343         return 0;
1344 }
1345
1346 static void rtw89_core_update_phy_ppdu(struct rtw89_rx_phy_ppdu *phy_ppdu)
1347 {
1348         u8 *rssi = phy_ppdu->rssi;
1349         u8 *buf = phy_ppdu->buf;
1350
1351         phy_ppdu->ie = RTW89_GET_PHY_STS_IE_MAP(buf);
1352         phy_ppdu->rssi_avg = RTW89_GET_PHY_STS_RSSI_AVG(buf);
1353         rssi[RF_PATH_A] = RTW89_GET_PHY_STS_RSSI_A(buf);
1354         rssi[RF_PATH_B] = RTW89_GET_PHY_STS_RSSI_B(buf);
1355         rssi[RF_PATH_C] = RTW89_GET_PHY_STS_RSSI_C(buf);
1356         rssi[RF_PATH_D] = RTW89_GET_PHY_STS_RSSI_D(buf);
1357 }
1358
1359 static int rtw89_core_rx_process_phy_ppdu(struct rtw89_dev *rtwdev,
1360                                           struct rtw89_rx_phy_ppdu *phy_ppdu)
1361 {
1362         if (RTW89_GET_PHY_STS_LEN(phy_ppdu->buf) << 3 != phy_ppdu->len) {
1363                 rtw89_debug(rtwdev, RTW89_DBG_UNEXP, "phy ppdu len mismatch\n");
1364                 return -EINVAL;
1365         }
1366         rtw89_core_update_phy_ppdu(phy_ppdu);
1367
1368         return 0;
1369 }
1370
1371 static int rtw89_core_rx_parse_phy_sts(struct rtw89_dev *rtwdev,
1372                                        struct rtw89_rx_phy_ppdu *phy_ppdu)
1373 {
1374         u16 ie_len;
1375         u8 *pos, *end;
1376
1377         /* mark invalid reports and bypass them */
1378         if (phy_ppdu->ie < RTW89_CCK_PKT)
1379                 return -EINVAL;
1380
1381         pos = (u8 *)phy_ppdu->buf + PHY_STS_HDR_LEN;
1382         end = (u8 *)phy_ppdu->buf + phy_ppdu->len;
1383         while (pos < end) {
1384                 ie_len = rtw89_core_get_phy_status_ie_len(rtwdev, pos);
1385                 rtw89_core_process_phy_status_ie(rtwdev, pos, phy_ppdu);
1386                 pos += ie_len;
1387                 if (pos > end || ie_len == 0) {
1388                         rtw89_debug(rtwdev, RTW89_DBG_TXRX,
1389                                     "phy status parse failed\n");
1390                         return -EINVAL;
1391                 }
1392         }
1393
1394         return 0;
1395 }
1396
1397 static void rtw89_core_rx_process_phy_sts(struct rtw89_dev *rtwdev,
1398                                           struct rtw89_rx_phy_ppdu *phy_ppdu)
1399 {
1400         int ret;
1401
1402         ret = rtw89_core_rx_parse_phy_sts(rtwdev, phy_ppdu);
1403         if (ret)
1404                 rtw89_debug(rtwdev, RTW89_DBG_TXRX, "parse phy sts failed\n");
1405         else
1406                 phy_ppdu->valid = true;
1407
1408         ieee80211_iterate_stations_atomic(rtwdev->hw,
1409                                           rtw89_core_rx_process_phy_ppdu_iter,
1410                                           phy_ppdu);
1411 }
1412
1413 static u8 rtw89_rxdesc_to_nl_he_gi(struct rtw89_dev *rtwdev,
1414                                    const struct rtw89_rx_desc_info *desc_info,
1415                                    bool rx_status)
1416 {
1417         switch (desc_info->gi_ltf) {
1418         case RTW89_GILTF_SGI_4XHE08:
1419         case RTW89_GILTF_2XHE08:
1420         case RTW89_GILTF_1XHE08:
1421                 return NL80211_RATE_INFO_HE_GI_0_8;
1422         case RTW89_GILTF_2XHE16:
1423         case RTW89_GILTF_1XHE16:
1424                 return NL80211_RATE_INFO_HE_GI_1_6;
1425         case RTW89_GILTF_LGI_4XHE32:
1426                 return NL80211_RATE_INFO_HE_GI_3_2;
1427         default:
1428                 rtw89_warn(rtwdev, "invalid gi_ltf=%d", desc_info->gi_ltf);
1429                 return rx_status ? NL80211_RATE_INFO_HE_GI_3_2 : U8_MAX;
1430         }
1431 }
1432
1433 static bool rtw89_core_rx_ppdu_match(struct rtw89_dev *rtwdev,
1434                                      struct rtw89_rx_desc_info *desc_info,
1435                                      struct ieee80211_rx_status *status)
1436 {
1437         u8 band = desc_info->bb_sel ? RTW89_PHY_1 : RTW89_PHY_0;
1438         u8 data_rate_mode, bw, rate_idx = MASKBYTE0, gi_ltf;
1439         u16 data_rate;
1440         bool ret;
1441
1442         data_rate = desc_info->data_rate;
1443         data_rate_mode = GET_DATA_RATE_MODE(data_rate);
1444         if (data_rate_mode == DATA_RATE_MODE_NON_HT) {
1445                 rate_idx = GET_DATA_RATE_NOT_HT_IDX(data_rate);
1446                 /* rate_idx is still hardware value here */
1447         } else if (data_rate_mode == DATA_RATE_MODE_HT) {
1448                 rate_idx = GET_DATA_RATE_HT_IDX(data_rate);
1449         } else if (data_rate_mode == DATA_RATE_MODE_VHT) {
1450                 rate_idx = GET_DATA_RATE_VHT_HE_IDX(data_rate);
1451         } else if (data_rate_mode == DATA_RATE_MODE_HE) {
1452                 rate_idx = GET_DATA_RATE_VHT_HE_IDX(data_rate);
1453         } else {
1454                 rtw89_warn(rtwdev, "invalid RX rate mode %d\n", data_rate_mode);
1455         }
1456
1457         bw = rtw89_hw_to_rate_info_bw(desc_info->bw);
1458         gi_ltf = rtw89_rxdesc_to_nl_he_gi(rtwdev, desc_info, false);
1459         ret = rtwdev->ppdu_sts.curr_rx_ppdu_cnt[band] == desc_info->ppdu_cnt &&
1460               status->rate_idx == rate_idx &&
1461               status->he_gi == gi_ltf &&
1462               status->bw == bw;
1463
1464         return ret;
1465 }
1466
1467 struct rtw89_vif_rx_stats_iter_data {
1468         struct rtw89_dev *rtwdev;
1469         struct rtw89_rx_phy_ppdu *phy_ppdu;
1470         struct rtw89_rx_desc_info *desc_info;
1471         struct sk_buff *skb;
1472         const u8 *bssid;
1473 };
1474
1475 static void rtw89_stats_trigger_frame(struct rtw89_dev *rtwdev,
1476                                       struct ieee80211_vif *vif,
1477                                       struct sk_buff *skb)
1478 {
1479         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
1480         struct ieee80211_trigger *tf = (struct ieee80211_trigger *)skb->data;
1481         u8 *pos, *end, type;
1482         u16 aid;
1483
1484         if (!ether_addr_equal(vif->bss_conf.bssid, tf->ta) ||
1485             rtwvif->wifi_role != RTW89_WIFI_ROLE_STATION ||
1486             rtwvif->net_type == RTW89_NET_TYPE_NO_LINK)
1487                 return;
1488
1489         type = le64_get_bits(tf->common_info, IEEE80211_TRIGGER_TYPE_MASK);
1490         if (type != IEEE80211_TRIGGER_TYPE_BASIC)
1491                 return;
1492
1493         end = (u8 *)tf + skb->len;
1494         pos = tf->variable;
1495
1496         while (end - pos >= RTW89_TF_BASIC_USER_INFO_SZ) {
1497                 aid = RTW89_GET_TF_USER_INFO_AID12(pos);
1498                 rtw89_debug(rtwdev, RTW89_DBG_TXRX,
1499                             "[TF] aid: %d, ul_mcs: %d, rua: %d\n",
1500                             aid, RTW89_GET_TF_USER_INFO_UL_MCS(pos),
1501                             RTW89_GET_TF_USER_INFO_RUA(pos));
1502
1503                 if (aid == RTW89_TF_PAD)
1504                         break;
1505
1506                 if (aid == vif->cfg.aid) {
1507                         rtwvif->stats.rx_tf_acc++;
1508                         rtwdev->stats.rx_tf_acc++;
1509                         break;
1510                 }
1511
1512                 pos += RTW89_TF_BASIC_USER_INFO_SZ;
1513         }
1514 }
1515
1516 static void rtw89_core_cancel_6ghz_probe_tx(struct rtw89_dev *rtwdev,
1517                                             struct sk_buff *skb)
1518 {
1519         struct ieee80211_rx_status *rx_status = IEEE80211_SKB_RXCB(skb);
1520         struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data;
1521         struct list_head *pkt_list = rtwdev->scan_info.pkt_list;
1522         struct rtw89_pktofld_info *info;
1523         const u8 *ies = mgmt->u.beacon.variable, *ssid_ie;
1524
1525         if (rx_status->band != NL80211_BAND_6GHZ)
1526                 return;
1527
1528         ssid_ie = cfg80211_find_ie(WLAN_EID_SSID, ies, skb->len);
1529
1530         list_for_each_entry(info, &pkt_list[NL80211_BAND_6GHZ], list) {
1531                 if (ether_addr_equal(info->bssid, mgmt->bssid)) {
1532                         rtw89_fw_h2c_del_pkt_offload(rtwdev, info->id);
1533                         continue;
1534                 }
1535
1536                 if (!ssid_ie || ssid_ie[1] != info->ssid_len || info->ssid_len == 0)
1537                         continue;
1538
1539                 if (memcmp(&ssid_ie[2], info->ssid, info->ssid_len) == 0)
1540                         rtw89_fw_h2c_del_pkt_offload(rtwdev, info->id);
1541         }
1542 }
1543
1544 static void rtw89_vif_rx_stats_iter(void *data, u8 *mac,
1545                                     struct ieee80211_vif *vif)
1546 {
1547         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
1548         struct rtw89_vif_rx_stats_iter_data *iter_data = data;
1549         struct rtw89_dev *rtwdev = iter_data->rtwdev;
1550         struct rtw89_pkt_stat *pkt_stat = &rtwdev->phystat.cur_pkt_stat;
1551         struct rtw89_rx_desc_info *desc_info = iter_data->desc_info;
1552         struct sk_buff *skb = iter_data->skb;
1553         struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
1554         struct rtw89_rx_phy_ppdu *phy_ppdu = iter_data->phy_ppdu;
1555         const u8 *bssid = iter_data->bssid;
1556
1557         if (rtwdev->scanning &&
1558             (ieee80211_is_beacon(hdr->frame_control) ||
1559              ieee80211_is_probe_resp(hdr->frame_control)))
1560                 rtw89_core_cancel_6ghz_probe_tx(rtwdev, skb);
1561
1562         if (!vif->bss_conf.bssid)
1563                 return;
1564
1565         if (ieee80211_is_trigger(hdr->frame_control)) {
1566                 rtw89_stats_trigger_frame(rtwdev, vif, skb);
1567                 return;
1568         }
1569
1570         if (!ether_addr_equal(vif->bss_conf.bssid, bssid))
1571                 return;
1572
1573         if (ieee80211_is_beacon(hdr->frame_control)) {
1574                 if (vif->type == NL80211_IFTYPE_STATION)
1575                         rtw89_fw_h2c_rssi_offload(rtwdev, phy_ppdu);
1576                 pkt_stat->beacon_nr++;
1577         }
1578
1579         if (!ether_addr_equal(vif->addr, hdr->addr1))
1580                 return;
1581
1582         if (desc_info->data_rate < RTW89_HW_RATE_NR)
1583                 pkt_stat->rx_rate_cnt[desc_info->data_rate]++;
1584
1585         rtw89_traffic_stats_accu(rtwdev, &rtwvif->stats, skb, false);
1586 }
1587
1588 static void rtw89_core_rx_stats(struct rtw89_dev *rtwdev,
1589                                 struct rtw89_rx_phy_ppdu *phy_ppdu,
1590                                 struct rtw89_rx_desc_info *desc_info,
1591                                 struct sk_buff *skb)
1592 {
1593         struct rtw89_vif_rx_stats_iter_data iter_data;
1594
1595         rtw89_traffic_stats_accu(rtwdev, &rtwdev->stats, skb, false);
1596
1597         iter_data.rtwdev = rtwdev;
1598         iter_data.phy_ppdu = phy_ppdu;
1599         iter_data.desc_info = desc_info;
1600         iter_data.skb = skb;
1601         iter_data.bssid = get_hdr_bssid((struct ieee80211_hdr *)skb->data);
1602         rtw89_iterate_vifs_bh(rtwdev, rtw89_vif_rx_stats_iter, &iter_data);
1603 }
1604
1605 static void rtw89_correct_cck_chan(struct rtw89_dev *rtwdev,
1606                                    struct ieee80211_rx_status *status)
1607 {
1608         const struct rtw89_chan_rcd *rcd =
1609                 rtw89_chan_rcd_get(rtwdev, RTW89_SUB_ENTITY_0);
1610         u16 chan = rcd->prev_primary_channel;
1611         u8 band = rcd->prev_band_type == RTW89_BAND_2G ?
1612                   NL80211_BAND_2GHZ : NL80211_BAND_5GHZ;
1613
1614         if (status->band != NL80211_BAND_2GHZ &&
1615             status->encoding == RX_ENC_LEGACY &&
1616             status->rate_idx < RTW89_HW_RATE_OFDM6) {
1617                 status->freq = ieee80211_channel_to_frequency(chan, band);
1618                 status->band = band;
1619         }
1620 }
1621
1622 static void rtw89_core_hw_to_sband_rate(struct ieee80211_rx_status *rx_status)
1623 {
1624         if (rx_status->band == NL80211_BAND_2GHZ ||
1625             rx_status->encoding != RX_ENC_LEGACY)
1626                 return;
1627
1628         /* Some control frames' freq(ACKs in this case) are reported wrong due
1629          * to FW notify timing, set to lowest rate to prevent overflow.
1630          */
1631         if (rx_status->rate_idx < RTW89_HW_RATE_OFDM6) {
1632                 rx_status->rate_idx = 0;
1633                 return;
1634         }
1635
1636         /* No 4 CCK rates for non-2G */
1637         rx_status->rate_idx -= 4;
1638 }
1639
1640 static void rtw89_core_update_radiotap(struct rtw89_dev *rtwdev,
1641                                        struct sk_buff *skb,
1642                                        struct ieee80211_rx_status *rx_status)
1643 {
1644         static const struct ieee80211_radiotap_he known_he = {
1645                 .data1 = cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN |
1646                                      IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN),
1647                 .data2 = cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN),
1648         };
1649         struct ieee80211_radiotap_he *he;
1650
1651         if (!(rtwdev->hw->conf.flags & IEEE80211_CONF_MONITOR))
1652                 return;
1653
1654         if (rx_status->encoding == RX_ENC_HE) {
1655                 rx_status->flag |= RX_FLAG_RADIOTAP_HE;
1656                 he = skb_push(skb, sizeof(*he));
1657                 *he = known_he;
1658         }
1659 }
1660
1661 static void rtw89_core_rx_to_mac80211(struct rtw89_dev *rtwdev,
1662                                       struct rtw89_rx_phy_ppdu *phy_ppdu,
1663                                       struct rtw89_rx_desc_info *desc_info,
1664                                       struct sk_buff *skb_ppdu,
1665                                       struct ieee80211_rx_status *rx_status)
1666 {
1667         struct napi_struct *napi = &rtwdev->napi;
1668
1669         /* In low power mode, napi isn't scheduled. Receive it to netif. */
1670         if (unlikely(!test_bit(NAPI_STATE_SCHED, &napi->state)))
1671                 napi = NULL;
1672
1673         rtw89_core_hw_to_sband_rate(rx_status);
1674         rtw89_core_rx_stats(rtwdev, phy_ppdu, desc_info, skb_ppdu);
1675         rtw89_core_update_radiotap(rtwdev, skb_ppdu, rx_status);
1676         /* In low power mode, it does RX in thread context. */
1677         local_bh_disable();
1678         ieee80211_rx_napi(rtwdev->hw, NULL, skb_ppdu, napi);
1679         local_bh_enable();
1680         rtwdev->napi_budget_countdown--;
1681 }
1682
1683 static void rtw89_core_rx_pending_skb(struct rtw89_dev *rtwdev,
1684                                       struct rtw89_rx_phy_ppdu *phy_ppdu,
1685                                       struct rtw89_rx_desc_info *desc_info,
1686                                       struct sk_buff *skb)
1687 {
1688         u8 band = desc_info->bb_sel ? RTW89_PHY_1 : RTW89_PHY_0;
1689         int curr = rtwdev->ppdu_sts.curr_rx_ppdu_cnt[band];
1690         struct sk_buff *skb_ppdu = NULL, *tmp;
1691         struct ieee80211_rx_status *rx_status;
1692
1693         if (curr > RTW89_MAX_PPDU_CNT)
1694                 return;
1695
1696         skb_queue_walk_safe(&rtwdev->ppdu_sts.rx_queue[band], skb_ppdu, tmp) {
1697                 skb_unlink(skb_ppdu, &rtwdev->ppdu_sts.rx_queue[band]);
1698                 rx_status = IEEE80211_SKB_RXCB(skb_ppdu);
1699                 if (rtw89_core_rx_ppdu_match(rtwdev, desc_info, rx_status))
1700                         rtw89_chip_query_ppdu(rtwdev, phy_ppdu, rx_status);
1701                 rtw89_correct_cck_chan(rtwdev, rx_status);
1702                 rtw89_core_rx_to_mac80211(rtwdev, phy_ppdu, desc_info, skb_ppdu, rx_status);
1703         }
1704 }
1705
1706 static void rtw89_core_rx_process_ppdu_sts(struct rtw89_dev *rtwdev,
1707                                            struct rtw89_rx_desc_info *desc_info,
1708                                            struct sk_buff *skb)
1709 {
1710         struct rtw89_rx_phy_ppdu phy_ppdu = {.buf = skb->data, .valid = false,
1711                                              .len = skb->len,
1712                                              .to_self = desc_info->addr1_match,
1713                                              .rate = desc_info->data_rate,
1714                                              .mac_id = desc_info->mac_id};
1715         int ret;
1716
1717         if (desc_info->mac_info_valid)
1718                 rtw89_core_rx_process_mac_ppdu(rtwdev, skb, &phy_ppdu);
1719         ret = rtw89_core_rx_process_phy_ppdu(rtwdev, &phy_ppdu);
1720         if (ret)
1721                 rtw89_debug(rtwdev, RTW89_DBG_TXRX, "process ppdu failed\n");
1722
1723         rtw89_core_rx_process_phy_sts(rtwdev, &phy_ppdu);
1724         rtw89_core_rx_pending_skb(rtwdev, &phy_ppdu, desc_info, skb);
1725         dev_kfree_skb_any(skb);
1726 }
1727
1728 static void rtw89_core_rx_process_report(struct rtw89_dev *rtwdev,
1729                                          struct rtw89_rx_desc_info *desc_info,
1730                                          struct sk_buff *skb)
1731 {
1732         switch (desc_info->pkt_type) {
1733         case RTW89_CORE_RX_TYPE_C2H:
1734                 rtw89_fw_c2h_irqsafe(rtwdev, skb);
1735                 break;
1736         case RTW89_CORE_RX_TYPE_PPDU_STAT:
1737                 rtw89_core_rx_process_ppdu_sts(rtwdev, desc_info, skb);
1738                 break;
1739         default:
1740                 rtw89_debug(rtwdev, RTW89_DBG_TXRX, "unhandled pkt_type=%d\n",
1741                             desc_info->pkt_type);
1742                 dev_kfree_skb_any(skb);
1743                 break;
1744         }
1745 }
1746
1747 void rtw89_core_query_rxdesc(struct rtw89_dev *rtwdev,
1748                              struct rtw89_rx_desc_info *desc_info,
1749                              u8 *data, u32 data_offset)
1750 {
1751         const struct rtw89_chip_info *chip = rtwdev->chip;
1752         struct rtw89_rxdesc_short *rxd_s;
1753         struct rtw89_rxdesc_long *rxd_l;
1754         u8 shift_len, drv_info_len;
1755
1756         rxd_s = (struct rtw89_rxdesc_short *)(data + data_offset);
1757         desc_info->pkt_size = RTW89_GET_RXWD_PKT_SIZE(rxd_s);
1758         desc_info->drv_info_size = RTW89_GET_RXWD_DRV_INFO_SIZE(rxd_s);
1759         desc_info->long_rxdesc = RTW89_GET_RXWD_LONG_RXD(rxd_s);
1760         desc_info->pkt_type = RTW89_GET_RXWD_RPKT_TYPE(rxd_s);
1761         desc_info->mac_info_valid = RTW89_GET_RXWD_MAC_INFO_VALID(rxd_s);
1762         if (chip->chip_id == RTL8852C)
1763                 desc_info->bw = RTW89_GET_RXWD_BW_V1(rxd_s);
1764         else
1765                 desc_info->bw = RTW89_GET_RXWD_BW(rxd_s);
1766         desc_info->data_rate = RTW89_GET_RXWD_DATA_RATE(rxd_s);
1767         desc_info->gi_ltf = RTW89_GET_RXWD_GI_LTF(rxd_s);
1768         desc_info->user_id = RTW89_GET_RXWD_USER_ID(rxd_s);
1769         desc_info->sr_en = RTW89_GET_RXWD_SR_EN(rxd_s);
1770         desc_info->ppdu_cnt = RTW89_GET_RXWD_PPDU_CNT(rxd_s);
1771         desc_info->ppdu_type = RTW89_GET_RXWD_PPDU_TYPE(rxd_s);
1772         desc_info->free_run_cnt = RTW89_GET_RXWD_FREE_RUN_CNT(rxd_s);
1773         desc_info->icv_err = RTW89_GET_RXWD_ICV_ERR(rxd_s);
1774         desc_info->crc32_err = RTW89_GET_RXWD_CRC32_ERR(rxd_s);
1775         desc_info->hw_dec = RTW89_GET_RXWD_HW_DEC(rxd_s);
1776         desc_info->sw_dec = RTW89_GET_RXWD_SW_DEC(rxd_s);
1777         desc_info->addr1_match = RTW89_GET_RXWD_A1_MATCH(rxd_s);
1778
1779         shift_len = desc_info->shift << 1; /* 2-byte unit */
1780         drv_info_len = desc_info->drv_info_size << 3; /* 8-byte unit */
1781         desc_info->offset = data_offset + shift_len + drv_info_len;
1782         desc_info->ready = true;
1783
1784         if (!desc_info->long_rxdesc)
1785                 return;
1786
1787         rxd_l = (struct rtw89_rxdesc_long *)(data + data_offset);
1788         desc_info->frame_type = RTW89_GET_RXWD_TYPE(rxd_l);
1789         desc_info->addr_cam_valid = RTW89_GET_RXWD_ADDR_CAM_VLD(rxd_l);
1790         desc_info->addr_cam_id = RTW89_GET_RXWD_ADDR_CAM_ID(rxd_l);
1791         desc_info->sec_cam_id = RTW89_GET_RXWD_SEC_CAM_ID(rxd_l);
1792         desc_info->mac_id = RTW89_GET_RXWD_MAC_ID(rxd_l);
1793         desc_info->rx_pl_id = RTW89_GET_RXWD_RX_PL_ID(rxd_l);
1794 }
1795 EXPORT_SYMBOL(rtw89_core_query_rxdesc);
1796
1797 struct rtw89_core_iter_rx_status {
1798         struct rtw89_dev *rtwdev;
1799         struct ieee80211_rx_status *rx_status;
1800         struct rtw89_rx_desc_info *desc_info;
1801         u8 mac_id;
1802 };
1803
1804 static
1805 void rtw89_core_stats_sta_rx_status_iter(void *data, struct ieee80211_sta *sta)
1806 {
1807         struct rtw89_core_iter_rx_status *iter_data =
1808                                 (struct rtw89_core_iter_rx_status *)data;
1809         struct ieee80211_rx_status *rx_status = iter_data->rx_status;
1810         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
1811         struct rtw89_rx_desc_info *desc_info = iter_data->desc_info;
1812         u8 mac_id = iter_data->mac_id;
1813
1814         if (mac_id != rtwsta->mac_id)
1815                 return;
1816
1817         rtwsta->rx_status = *rx_status;
1818         rtwsta->rx_hw_rate = desc_info->data_rate;
1819 }
1820
1821 static void rtw89_core_stats_sta_rx_status(struct rtw89_dev *rtwdev,
1822                                            struct rtw89_rx_desc_info *desc_info,
1823                                            struct ieee80211_rx_status *rx_status)
1824 {
1825         struct rtw89_core_iter_rx_status iter_data;
1826
1827         if (!desc_info->addr1_match || !desc_info->long_rxdesc)
1828                 return;
1829
1830         if (desc_info->frame_type != RTW89_RX_TYPE_DATA)
1831                 return;
1832
1833         iter_data.rtwdev = rtwdev;
1834         iter_data.rx_status = rx_status;
1835         iter_data.desc_info = desc_info;
1836         iter_data.mac_id = desc_info->mac_id;
1837         ieee80211_iterate_stations_atomic(rtwdev->hw,
1838                                           rtw89_core_stats_sta_rx_status_iter,
1839                                           &iter_data);
1840 }
1841
1842 static void rtw89_core_update_rx_status(struct rtw89_dev *rtwdev,
1843                                         struct rtw89_rx_desc_info *desc_info,
1844                                         struct ieee80211_rx_status *rx_status)
1845 {
1846         const struct cfg80211_chan_def *chandef =
1847                 rtw89_chandef_get(rtwdev, RTW89_SUB_ENTITY_0);
1848         const struct rtw89_chan *cur = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
1849         u16 data_rate;
1850         u8 data_rate_mode;
1851
1852         /* currently using single PHY */
1853         rx_status->freq = chandef->chan->center_freq;
1854         rx_status->band = chandef->chan->band;
1855
1856         if (rtwdev->scanning &&
1857             RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &rtwdev->fw)) {
1858                 u8 chan = cur->primary_channel;
1859                 u8 band = cur->band_type;
1860                 enum nl80211_band nl_band;
1861
1862                 nl_band = rtw89_hw_to_nl80211_band(band);
1863                 rx_status->freq = ieee80211_channel_to_frequency(chan, nl_band);
1864                 rx_status->band = nl_band;
1865         }
1866
1867         if (desc_info->icv_err || desc_info->crc32_err)
1868                 rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
1869
1870         if (desc_info->hw_dec &&
1871             !(desc_info->sw_dec || desc_info->icv_err))
1872                 rx_status->flag |= RX_FLAG_DECRYPTED;
1873
1874         rx_status->bw = rtw89_hw_to_rate_info_bw(desc_info->bw);
1875
1876         data_rate = desc_info->data_rate;
1877         data_rate_mode = GET_DATA_RATE_MODE(data_rate);
1878         if (data_rate_mode == DATA_RATE_MODE_NON_HT) {
1879                 rx_status->encoding = RX_ENC_LEGACY;
1880                 rx_status->rate_idx = GET_DATA_RATE_NOT_HT_IDX(data_rate);
1881                 /* convert rate_idx after we get the correct band */
1882         } else if (data_rate_mode == DATA_RATE_MODE_HT) {
1883                 rx_status->encoding = RX_ENC_HT;
1884                 rx_status->rate_idx = GET_DATA_RATE_HT_IDX(data_rate);
1885                 if (desc_info->gi_ltf)
1886                         rx_status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
1887         } else if (data_rate_mode == DATA_RATE_MODE_VHT) {
1888                 rx_status->encoding = RX_ENC_VHT;
1889                 rx_status->rate_idx = GET_DATA_RATE_VHT_HE_IDX(data_rate);
1890                 rx_status->nss = GET_DATA_RATE_NSS(data_rate) + 1;
1891                 if (desc_info->gi_ltf)
1892                         rx_status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
1893         } else if (data_rate_mode == DATA_RATE_MODE_HE) {
1894                 rx_status->encoding = RX_ENC_HE;
1895                 rx_status->rate_idx = GET_DATA_RATE_VHT_HE_IDX(data_rate);
1896                 rx_status->nss = GET_DATA_RATE_NSS(data_rate) + 1;
1897         } else {
1898                 rtw89_warn(rtwdev, "invalid RX rate mode %d\n", data_rate_mode);
1899         }
1900
1901         /* he_gi is used to match ppdu, so we always fill it. */
1902         rx_status->he_gi = rtw89_rxdesc_to_nl_he_gi(rtwdev, desc_info, true);
1903         rx_status->flag |= RX_FLAG_MACTIME_START;
1904         rx_status->mactime = desc_info->free_run_cnt;
1905
1906         rtw89_core_stats_sta_rx_status(rtwdev, desc_info, rx_status);
1907 }
1908
1909 static enum rtw89_ps_mode rtw89_update_ps_mode(struct rtw89_dev *rtwdev)
1910 {
1911         const struct rtw89_chip_info *chip = rtwdev->chip;
1912
1913         if (rtw89_disable_ps_mode || !chip->ps_mode_supported ||
1914             RTW89_CHK_FW_FEATURE(NO_DEEP_PS, &rtwdev->fw))
1915                 return RTW89_PS_MODE_NONE;
1916
1917         if ((chip->ps_mode_supported & BIT(RTW89_PS_MODE_PWR_GATED)) &&
1918             !RTW89_CHK_FW_FEATURE(NO_LPS_PG, &rtwdev->fw))
1919                 return RTW89_PS_MODE_PWR_GATED;
1920
1921         if (chip->ps_mode_supported & BIT(RTW89_PS_MODE_CLK_GATED))
1922                 return RTW89_PS_MODE_CLK_GATED;
1923
1924         if (chip->ps_mode_supported & BIT(RTW89_PS_MODE_RFOFF))
1925                 return RTW89_PS_MODE_RFOFF;
1926
1927         return RTW89_PS_MODE_NONE;
1928 }
1929
1930 static void rtw89_core_flush_ppdu_rx_queue(struct rtw89_dev *rtwdev,
1931                                            struct rtw89_rx_desc_info *desc_info)
1932 {
1933         struct rtw89_ppdu_sts_info *ppdu_sts = &rtwdev->ppdu_sts;
1934         u8 band = desc_info->bb_sel ? RTW89_PHY_1 : RTW89_PHY_0;
1935         struct ieee80211_rx_status *rx_status;
1936         struct sk_buff *skb_ppdu, *tmp;
1937
1938         skb_queue_walk_safe(&ppdu_sts->rx_queue[band], skb_ppdu, tmp) {
1939                 skb_unlink(skb_ppdu, &ppdu_sts->rx_queue[band]);
1940                 rx_status = IEEE80211_SKB_RXCB(skb_ppdu);
1941                 rtw89_core_rx_to_mac80211(rtwdev, NULL, desc_info, skb_ppdu, rx_status);
1942         }
1943 }
1944
1945 void rtw89_core_rx(struct rtw89_dev *rtwdev,
1946                    struct rtw89_rx_desc_info *desc_info,
1947                    struct sk_buff *skb)
1948 {
1949         struct ieee80211_rx_status *rx_status;
1950         struct rtw89_ppdu_sts_info *ppdu_sts = &rtwdev->ppdu_sts;
1951         u8 ppdu_cnt = desc_info->ppdu_cnt;
1952         u8 band = desc_info->bb_sel ? RTW89_PHY_1 : RTW89_PHY_0;
1953
1954         if (desc_info->pkt_type != RTW89_CORE_RX_TYPE_WIFI) {
1955                 rtw89_core_rx_process_report(rtwdev, desc_info, skb);
1956                 return;
1957         }
1958
1959         if (ppdu_sts->curr_rx_ppdu_cnt[band] != ppdu_cnt) {
1960                 rtw89_core_flush_ppdu_rx_queue(rtwdev, desc_info);
1961                 ppdu_sts->curr_rx_ppdu_cnt[band] = ppdu_cnt;
1962         }
1963
1964         rx_status = IEEE80211_SKB_RXCB(skb);
1965         memset(rx_status, 0, sizeof(*rx_status));
1966         rtw89_core_update_rx_status(rtwdev, desc_info, rx_status);
1967         if (desc_info->long_rxdesc &&
1968             BIT(desc_info->frame_type) & PPDU_FILTER_BITMAP)
1969                 skb_queue_tail(&ppdu_sts->rx_queue[band], skb);
1970         else
1971                 rtw89_core_rx_to_mac80211(rtwdev, NULL, desc_info, skb, rx_status);
1972 }
1973 EXPORT_SYMBOL(rtw89_core_rx);
1974
1975 void rtw89_core_napi_start(struct rtw89_dev *rtwdev)
1976 {
1977         if (test_and_set_bit(RTW89_FLAG_NAPI_RUNNING, rtwdev->flags))
1978                 return;
1979
1980         napi_enable(&rtwdev->napi);
1981 }
1982 EXPORT_SYMBOL(rtw89_core_napi_start);
1983
1984 void rtw89_core_napi_stop(struct rtw89_dev *rtwdev)
1985 {
1986         if (!test_and_clear_bit(RTW89_FLAG_NAPI_RUNNING, rtwdev->flags))
1987                 return;
1988
1989         napi_synchronize(&rtwdev->napi);
1990         napi_disable(&rtwdev->napi);
1991 }
1992 EXPORT_SYMBOL(rtw89_core_napi_stop);
1993
1994 void rtw89_core_napi_init(struct rtw89_dev *rtwdev)
1995 {
1996         init_dummy_netdev(&rtwdev->netdev);
1997         netif_napi_add(&rtwdev->netdev, &rtwdev->napi,
1998                        rtwdev->hci.ops->napi_poll);
1999 }
2000 EXPORT_SYMBOL(rtw89_core_napi_init);
2001
2002 void rtw89_core_napi_deinit(struct rtw89_dev *rtwdev)
2003 {
2004         rtw89_core_napi_stop(rtwdev);
2005         netif_napi_del(&rtwdev->napi);
2006 }
2007 EXPORT_SYMBOL(rtw89_core_napi_deinit);
2008
2009 static void rtw89_core_ba_work(struct work_struct *work)
2010 {
2011         struct rtw89_dev *rtwdev =
2012                 container_of(work, struct rtw89_dev, ba_work);
2013         struct rtw89_txq *rtwtxq, *tmp;
2014         int ret;
2015
2016         spin_lock_bh(&rtwdev->ba_lock);
2017         list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->ba_list, list) {
2018                 struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2019                 struct ieee80211_sta *sta = txq->sta;
2020                 struct rtw89_sta *rtwsta = sta ? (struct rtw89_sta *)sta->drv_priv : NULL;
2021                 u8 tid = txq->tid;
2022
2023                 if (!sta) {
2024                         rtw89_warn(rtwdev, "cannot start BA without sta\n");
2025                         goto skip_ba_work;
2026                 }
2027
2028                 if (rtwsta->disassoc) {
2029                         rtw89_debug(rtwdev, RTW89_DBG_TXRX,
2030                                     "cannot start BA with disassoc sta\n");
2031                         goto skip_ba_work;
2032                 }
2033
2034                 ret = ieee80211_start_tx_ba_session(sta, tid, 0);
2035                 if (ret) {
2036                         rtw89_debug(rtwdev, RTW89_DBG_TXRX,
2037                                     "failed to setup BA session for %pM:%2d: %d\n",
2038                                     sta->addr, tid, ret);
2039                         if (ret == -EINVAL)
2040                                 set_bit(RTW89_TXQ_F_BLOCK_BA, &rtwtxq->flags);
2041                 }
2042 skip_ba_work:
2043                 list_del_init(&rtwtxq->list);
2044         }
2045         spin_unlock_bh(&rtwdev->ba_lock);
2046 }
2047
2048 static void rtw89_core_free_sta_pending_ba(struct rtw89_dev *rtwdev,
2049                                            struct ieee80211_sta *sta)
2050 {
2051         struct rtw89_txq *rtwtxq, *tmp;
2052
2053         spin_lock_bh(&rtwdev->ba_lock);
2054         list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->ba_list, list) {
2055                 struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2056
2057                 if (sta == txq->sta)
2058                         list_del_init(&rtwtxq->list);
2059         }
2060         spin_unlock_bh(&rtwdev->ba_lock);
2061 }
2062
2063 static void rtw89_core_free_sta_pending_forbid_ba(struct rtw89_dev *rtwdev,
2064                                                   struct ieee80211_sta *sta)
2065 {
2066         struct rtw89_txq *rtwtxq, *tmp;
2067
2068         spin_lock_bh(&rtwdev->ba_lock);
2069         list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->forbid_ba_list, list) {
2070                 struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2071
2072                 if (sta == txq->sta) {
2073                         clear_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags);
2074                         list_del_init(&rtwtxq->list);
2075                 }
2076         }
2077         spin_unlock_bh(&rtwdev->ba_lock);
2078 }
2079
2080 static void rtw89_core_free_sta_pending_roc_tx(struct rtw89_dev *rtwdev,
2081                                                struct ieee80211_sta *sta)
2082 {
2083         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2084         struct sk_buff *skb, *tmp;
2085
2086         skb_queue_walk_safe(&rtwsta->roc_queue, skb, tmp) {
2087                 skb_unlink(skb, &rtwsta->roc_queue);
2088                 dev_kfree_skb_any(skb);
2089         }
2090 }
2091
2092 static void rtw89_core_stop_tx_ba_session(struct rtw89_dev *rtwdev,
2093                                           struct rtw89_txq *rtwtxq)
2094 {
2095         struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2096         struct ieee80211_sta *sta = txq->sta;
2097         struct rtw89_sta *rtwsta = sta_to_rtwsta_safe(sta);
2098
2099         if (unlikely(!rtwsta) || unlikely(rtwsta->disassoc))
2100                 return;
2101
2102         if (!test_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags) ||
2103             test_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags))
2104                 return;
2105
2106         spin_lock_bh(&rtwdev->ba_lock);
2107         if (!test_and_set_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags))
2108                 list_add_tail(&rtwtxq->list, &rtwdev->forbid_ba_list);
2109         spin_unlock_bh(&rtwdev->ba_lock);
2110
2111         ieee80211_stop_tx_ba_session(sta, txq->tid);
2112         cancel_delayed_work(&rtwdev->forbid_ba_work);
2113         ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->forbid_ba_work,
2114                                      RTW89_FORBID_BA_TIMER);
2115 }
2116
2117 static void rtw89_core_txq_check_agg(struct rtw89_dev *rtwdev,
2118                                      struct rtw89_txq *rtwtxq,
2119                                      struct sk_buff *skb)
2120 {
2121         struct ieee80211_hw *hw = rtwdev->hw;
2122         struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2123         struct ieee80211_sta *sta = txq->sta;
2124         struct rtw89_sta *rtwsta = sta ? (struct rtw89_sta *)sta->drv_priv : NULL;
2125
2126         if (test_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags))
2127                 return;
2128
2129         if (unlikely(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
2130                 rtw89_core_stop_tx_ba_session(rtwdev, rtwtxq);
2131                 return;
2132         }
2133
2134         if (unlikely(!sta))
2135                 return;
2136
2137         if (unlikely(test_bit(RTW89_TXQ_F_BLOCK_BA, &rtwtxq->flags)))
2138                 return;
2139
2140         if (test_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags)) {
2141                 IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_AMPDU;
2142                 return;
2143         }
2144
2145         spin_lock_bh(&rtwdev->ba_lock);
2146         if (!rtwsta->disassoc && list_empty(&rtwtxq->list)) {
2147                 list_add_tail(&rtwtxq->list, &rtwdev->ba_list);
2148                 ieee80211_queue_work(hw, &rtwdev->ba_work);
2149         }
2150         spin_unlock_bh(&rtwdev->ba_lock);
2151 }
2152
2153 static void rtw89_core_txq_push(struct rtw89_dev *rtwdev,
2154                                 struct rtw89_txq *rtwtxq,
2155                                 unsigned long frame_cnt,
2156                                 unsigned long byte_cnt)
2157 {
2158         struct ieee80211_txq *txq = rtw89_txq_to_txq(rtwtxq);
2159         struct ieee80211_vif *vif = txq->vif;
2160         struct ieee80211_sta *sta = txq->sta;
2161         struct sk_buff *skb;
2162         unsigned long i;
2163         int ret;
2164
2165         rcu_read_lock();
2166         for (i = 0; i < frame_cnt; i++) {
2167                 skb = ieee80211_tx_dequeue_ni(rtwdev->hw, txq);
2168                 if (!skb) {
2169                         rtw89_debug(rtwdev, RTW89_DBG_TXRX, "dequeue a NULL skb\n");
2170                         goto out;
2171                 }
2172                 rtw89_core_txq_check_agg(rtwdev, rtwtxq, skb);
2173                 ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, NULL);
2174                 if (ret) {
2175                         rtw89_err(rtwdev, "failed to push txq: %d\n", ret);
2176                         ieee80211_free_txskb(rtwdev->hw, skb);
2177                         break;
2178                 }
2179         }
2180 out:
2181         rcu_read_unlock();
2182 }
2183
2184 static u32 rtw89_check_and_reclaim_tx_resource(struct rtw89_dev *rtwdev, u8 tid)
2185 {
2186         u8 qsel, ch_dma;
2187
2188         qsel = rtw89_core_get_qsel(rtwdev, tid);
2189         ch_dma = rtw89_core_get_ch_dma(rtwdev, qsel);
2190
2191         return rtw89_hci_check_and_reclaim_tx_resource(rtwdev, ch_dma);
2192 }
2193
2194 static bool rtw89_core_txq_agg_wait(struct rtw89_dev *rtwdev,
2195                                     struct ieee80211_txq *txq,
2196                                     unsigned long *frame_cnt,
2197                                     bool *sched_txq, bool *reinvoke)
2198 {
2199         struct rtw89_txq *rtwtxq = (struct rtw89_txq *)txq->drv_priv;
2200         struct ieee80211_sta *sta = txq->sta;
2201         struct rtw89_sta *rtwsta = sta ? (struct rtw89_sta *)sta->drv_priv : NULL;
2202
2203         if (!sta || rtwsta->max_agg_wait <= 0)
2204                 return false;
2205
2206         if (rtwdev->stats.tx_tfc_lv <= RTW89_TFC_MID)
2207                 return false;
2208
2209         if (*frame_cnt > 1) {
2210                 *frame_cnt -= 1;
2211                 *sched_txq = true;
2212                 *reinvoke = true;
2213                 rtwtxq->wait_cnt = 1;
2214                 return false;
2215         }
2216
2217         if (*frame_cnt == 1 && rtwtxq->wait_cnt < rtwsta->max_agg_wait) {
2218                 *reinvoke = true;
2219                 rtwtxq->wait_cnt++;
2220                 return true;
2221         }
2222
2223         rtwtxq->wait_cnt = 0;
2224         return false;
2225 }
2226
2227 static void rtw89_core_txq_schedule(struct rtw89_dev *rtwdev, u8 ac, bool *reinvoke)
2228 {
2229         struct ieee80211_hw *hw = rtwdev->hw;
2230         struct ieee80211_txq *txq;
2231         struct rtw89_vif *rtwvif;
2232         struct rtw89_txq *rtwtxq;
2233         unsigned long frame_cnt;
2234         unsigned long byte_cnt;
2235         u32 tx_resource;
2236         bool sched_txq;
2237
2238         ieee80211_txq_schedule_start(hw, ac);
2239         while ((txq = ieee80211_next_txq(hw, ac))) {
2240                 rtwtxq = (struct rtw89_txq *)txq->drv_priv;
2241                 rtwvif = (struct rtw89_vif *)txq->vif->drv_priv;
2242
2243                 if (rtwvif->offchan) {
2244                         ieee80211_return_txq(hw, txq, true);
2245                         continue;
2246                 }
2247                 tx_resource = rtw89_check_and_reclaim_tx_resource(rtwdev, txq->tid);
2248                 sched_txq = false;
2249
2250                 ieee80211_txq_get_depth(txq, &frame_cnt, &byte_cnt);
2251                 if (rtw89_core_txq_agg_wait(rtwdev, txq, &frame_cnt, &sched_txq, reinvoke)) {
2252                         ieee80211_return_txq(hw, txq, true);
2253                         continue;
2254                 }
2255                 frame_cnt = min_t(unsigned long, frame_cnt, tx_resource);
2256                 rtw89_core_txq_push(rtwdev, rtwtxq, frame_cnt, byte_cnt);
2257                 ieee80211_return_txq(hw, txq, sched_txq);
2258                 if (frame_cnt != 0)
2259                         rtw89_core_tx_kick_off(rtwdev, rtw89_core_get_qsel(rtwdev, txq->tid));
2260
2261                 /* bound of tx_resource could get stuck due to burst traffic */
2262                 if (frame_cnt == tx_resource)
2263                         *reinvoke = true;
2264         }
2265         ieee80211_txq_schedule_end(hw, ac);
2266 }
2267
2268 static void rtw89_ips_work(struct work_struct *work)
2269 {
2270         struct rtw89_dev *rtwdev = container_of(work, struct rtw89_dev,
2271                                                 ips_work);
2272         mutex_lock(&rtwdev->mutex);
2273         rtw89_enter_ips_by_hwflags(rtwdev);
2274         mutex_unlock(&rtwdev->mutex);
2275 }
2276
2277 static void rtw89_core_txq_work(struct work_struct *w)
2278 {
2279         struct rtw89_dev *rtwdev = container_of(w, struct rtw89_dev, txq_work);
2280         bool reinvoke = false;
2281         u8 ac;
2282
2283         for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
2284                 rtw89_core_txq_schedule(rtwdev, ac, &reinvoke);
2285
2286         if (reinvoke) {
2287                 /* reinvoke to process the last frame */
2288                 mod_delayed_work(rtwdev->txq_wq, &rtwdev->txq_reinvoke_work, 1);
2289         }
2290 }
2291
2292 static void rtw89_core_txq_reinvoke_work(struct work_struct *w)
2293 {
2294         struct rtw89_dev *rtwdev = container_of(w, struct rtw89_dev,
2295                                                 txq_reinvoke_work.work);
2296
2297         queue_work(rtwdev->txq_wq, &rtwdev->txq_work);
2298 }
2299
2300 static void rtw89_forbid_ba_work(struct work_struct *w)
2301 {
2302         struct rtw89_dev *rtwdev = container_of(w, struct rtw89_dev,
2303                                                 forbid_ba_work.work);
2304         struct rtw89_txq *rtwtxq, *tmp;
2305
2306         spin_lock_bh(&rtwdev->ba_lock);
2307         list_for_each_entry_safe(rtwtxq, tmp, &rtwdev->forbid_ba_list, list) {
2308                 clear_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags);
2309                 list_del_init(&rtwtxq->list);
2310         }
2311         spin_unlock_bh(&rtwdev->ba_lock);
2312 }
2313
2314 static void rtw89_core_sta_pending_tx_iter(void *data,
2315                                            struct ieee80211_sta *sta)
2316 {
2317         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2318         struct rtw89_vif *rtwvif_target = data, *rtwvif = rtwsta->rtwvif;
2319         struct rtw89_dev *rtwdev = rtwvif->rtwdev;
2320         struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
2321         struct sk_buff *skb, *tmp;
2322         int qsel, ret;
2323
2324         if (rtwvif->sub_entity_idx != rtwvif_target->sub_entity_idx)
2325                 return;
2326
2327         if (skb_queue_len(&rtwsta->roc_queue) == 0)
2328                 return;
2329
2330         skb_queue_walk_safe(&rtwsta->roc_queue, skb, tmp) {
2331                 skb_unlink(skb, &rtwsta->roc_queue);
2332
2333                 ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel);
2334                 if (ret) {
2335                         rtw89_warn(rtwdev, "pending tx failed with %d\n", ret);
2336                         dev_kfree_skb_any(skb);
2337                 } else {
2338                         rtw89_core_tx_kick_off(rtwdev, qsel);
2339                 }
2340         }
2341 }
2342
2343 static void rtw89_core_handle_sta_pending_tx(struct rtw89_dev *rtwdev,
2344                                              struct rtw89_vif *rtwvif)
2345 {
2346         ieee80211_iterate_stations_atomic(rtwdev->hw,
2347                                           rtw89_core_sta_pending_tx_iter,
2348                                           rtwvif);
2349 }
2350
2351 static int rtw89_core_send_nullfunc(struct rtw89_dev *rtwdev,
2352                                     struct rtw89_vif *rtwvif, bool qos, bool ps)
2353 {
2354         struct ieee80211_vif *vif = rtwvif_to_vif(rtwvif);
2355         struct ieee80211_sta *sta;
2356         struct ieee80211_hdr *hdr;
2357         struct sk_buff *skb;
2358         int ret, qsel;
2359
2360         if (vif->type != NL80211_IFTYPE_STATION || !vif->cfg.assoc)
2361                 return 0;
2362
2363         rcu_read_lock();
2364         sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
2365         if (!sta) {
2366                 ret = -EINVAL;
2367                 goto out;
2368         }
2369
2370         skb = ieee80211_nullfunc_get(rtwdev->hw, vif, -1, qos);
2371         if (!skb) {
2372                 ret = -ENOMEM;
2373                 goto out;
2374         }
2375
2376         hdr = (struct ieee80211_hdr *)skb->data;
2377         if (ps)
2378                 hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
2379
2380         ret = rtw89_core_tx_write(rtwdev, vif, sta, skb, &qsel);
2381         if (ret) {
2382                 rtw89_warn(rtwdev, "nullfunc transmit failed: %d\n", ret);
2383                 dev_kfree_skb_any(skb);
2384                 goto out;
2385         }
2386
2387         rcu_read_unlock();
2388
2389         return rtw89_core_tx_kick_off_and_wait(rtwdev, skb, qsel,
2390                                                RTW89_ROC_TX_TIMEOUT);
2391 out:
2392         rcu_read_unlock();
2393
2394         return ret;
2395 }
2396
2397 void rtw89_roc_start(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
2398 {
2399         struct ieee80211_hw *hw = rtwdev->hw;
2400         struct rtw89_roc *roc = &rtwvif->roc;
2401         struct cfg80211_chan_def roc_chan;
2402         struct rtw89_vif *tmp;
2403         int ret;
2404
2405         lockdep_assert_held(&rtwdev->mutex);
2406
2407         ieee80211_queue_delayed_work(hw, &rtwvif->roc.roc_work,
2408                                      msecs_to_jiffies(rtwvif->roc.duration));
2409
2410         rtw89_leave_ips_by_hwflags(rtwdev);
2411         rtw89_leave_lps(rtwdev);
2412
2413         ret = rtw89_core_send_nullfunc(rtwdev, rtwvif, true, true);
2414         if (ret)
2415                 rtw89_debug(rtwdev, RTW89_DBG_TXRX,
2416                             "roc send null-1 failed: %d\n", ret);
2417
2418         rtw89_for_each_rtwvif(rtwdev, tmp)
2419                 if (tmp->sub_entity_idx == rtwvif->sub_entity_idx)
2420                         tmp->offchan = true;
2421
2422         cfg80211_chandef_create(&roc_chan, &roc->chan, NL80211_CHAN_NO_HT);
2423         rtw89_config_roc_chandef(rtwdev, rtwvif->sub_entity_idx, &roc_chan);
2424         rtw89_set_channel(rtwdev);
2425         rtw89_write32_clr(rtwdev,
2426                           rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_0),
2427                           B_AX_A_UC_CAM_MATCH | B_AX_A_BC_CAM_MATCH);
2428
2429         ieee80211_ready_on_channel(hw);
2430 }
2431
2432 void rtw89_roc_end(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
2433 {
2434         struct ieee80211_hw *hw = rtwdev->hw;
2435         struct rtw89_roc *roc = &rtwvif->roc;
2436         struct rtw89_vif *tmp;
2437         int ret;
2438
2439         lockdep_assert_held(&rtwdev->mutex);
2440
2441         ieee80211_remain_on_channel_expired(hw);
2442
2443         rtw89_leave_ips_by_hwflags(rtwdev);
2444         rtw89_leave_lps(rtwdev);
2445
2446         rtw89_write32_mask(rtwdev,
2447                            rtw89_mac_reg_by_idx(R_AX_RX_FLTR_OPT, RTW89_MAC_0),
2448                            B_AX_RX_FLTR_CFG_MASK,
2449                            rtwdev->hal.rx_fltr);
2450
2451         roc->state = RTW89_ROC_IDLE;
2452         rtw89_config_roc_chandef(rtwdev, rtwvif->sub_entity_idx, NULL);
2453         rtw89_set_channel(rtwdev);
2454         ret = rtw89_core_send_nullfunc(rtwdev, rtwvif, true, false);
2455         if (ret)
2456                 rtw89_debug(rtwdev, RTW89_DBG_TXRX,
2457                             "roc send null-0 failed: %d\n", ret);
2458
2459         rtw89_for_each_rtwvif(rtwdev, tmp)
2460                 if (tmp->sub_entity_idx == rtwvif->sub_entity_idx)
2461                         tmp->offchan = false;
2462
2463         rtw89_core_handle_sta_pending_tx(rtwdev, rtwvif);
2464         queue_work(rtwdev->txq_wq, &rtwdev->txq_work);
2465
2466         if (hw->conf.flags & IEEE80211_CONF_IDLE)
2467                 ieee80211_queue_delayed_work(hw, &roc->roc_work,
2468                                              RTW89_ROC_IDLE_TIMEOUT);
2469 }
2470
2471 void rtw89_roc_work(struct work_struct *work)
2472 {
2473         struct rtw89_vif *rtwvif = container_of(work, struct rtw89_vif,
2474                                                 roc.roc_work.work);
2475         struct rtw89_dev *rtwdev = rtwvif->rtwdev;
2476         struct rtw89_roc *roc = &rtwvif->roc;
2477
2478         mutex_lock(&rtwdev->mutex);
2479
2480         switch (roc->state) {
2481         case RTW89_ROC_IDLE:
2482                 rtw89_enter_ips_by_hwflags(rtwdev);
2483                 break;
2484         case RTW89_ROC_MGMT:
2485         case RTW89_ROC_NORMAL:
2486                 rtw89_roc_end(rtwdev, rtwvif);
2487                 break;
2488         default:
2489                 break;
2490         }
2491
2492         mutex_unlock(&rtwdev->mutex);
2493 }
2494
2495 static enum rtw89_tfc_lv rtw89_get_traffic_level(struct rtw89_dev *rtwdev,
2496                                                  u32 throughput, u64 cnt)
2497 {
2498         if (cnt < 100)
2499                 return RTW89_TFC_IDLE;
2500         if (throughput > 50)
2501                 return RTW89_TFC_HIGH;
2502         if (throughput > 10)
2503                 return RTW89_TFC_MID;
2504         if (throughput > 2)
2505                 return RTW89_TFC_LOW;
2506         return RTW89_TFC_ULTRA_LOW;
2507 }
2508
2509 static bool rtw89_traffic_stats_calc(struct rtw89_dev *rtwdev,
2510                                      struct rtw89_traffic_stats *stats)
2511 {
2512         enum rtw89_tfc_lv tx_tfc_lv = stats->tx_tfc_lv;
2513         enum rtw89_tfc_lv rx_tfc_lv = stats->rx_tfc_lv;
2514
2515         stats->tx_throughput_raw = (u32)(stats->tx_unicast >> RTW89_TP_SHIFT);
2516         stats->rx_throughput_raw = (u32)(stats->rx_unicast >> RTW89_TP_SHIFT);
2517
2518         ewma_tp_add(&stats->tx_ewma_tp, stats->tx_throughput_raw);
2519         ewma_tp_add(&stats->rx_ewma_tp, stats->rx_throughput_raw);
2520
2521         stats->tx_throughput = ewma_tp_read(&stats->tx_ewma_tp);
2522         stats->rx_throughput = ewma_tp_read(&stats->rx_ewma_tp);
2523         stats->tx_tfc_lv = rtw89_get_traffic_level(rtwdev, stats->tx_throughput,
2524                                                    stats->tx_cnt);
2525         stats->rx_tfc_lv = rtw89_get_traffic_level(rtwdev, stats->rx_throughput,
2526                                                    stats->rx_cnt);
2527         stats->tx_avg_len = stats->tx_cnt ?
2528                             DIV_ROUND_DOWN_ULL(stats->tx_unicast, stats->tx_cnt) : 0;
2529         stats->rx_avg_len = stats->rx_cnt ?
2530                             DIV_ROUND_DOWN_ULL(stats->rx_unicast, stats->rx_cnt) : 0;
2531
2532         stats->tx_unicast = 0;
2533         stats->rx_unicast = 0;
2534         stats->tx_cnt = 0;
2535         stats->rx_cnt = 0;
2536         stats->rx_tf_periodic = stats->rx_tf_acc;
2537         stats->rx_tf_acc = 0;
2538
2539         if (tx_tfc_lv != stats->tx_tfc_lv || rx_tfc_lv != stats->rx_tfc_lv)
2540                 return true;
2541
2542         return false;
2543 }
2544
2545 static bool rtw89_traffic_stats_track(struct rtw89_dev *rtwdev)
2546 {
2547         struct rtw89_vif *rtwvif;
2548         bool tfc_changed;
2549
2550         tfc_changed = rtw89_traffic_stats_calc(rtwdev, &rtwdev->stats);
2551         rtw89_for_each_rtwvif(rtwdev, rtwvif) {
2552                 rtw89_traffic_stats_calc(rtwdev, &rtwvif->stats);
2553                 rtw89_fw_h2c_tp_offload(rtwdev, rtwvif);
2554         }
2555
2556         return tfc_changed;
2557 }
2558
2559 static void rtw89_vif_enter_lps(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif)
2560 {
2561         if ((rtwvif->wifi_role != RTW89_WIFI_ROLE_STATION &&
2562              rtwvif->wifi_role != RTW89_WIFI_ROLE_P2P_CLIENT) ||
2563             rtwvif->tdls_peer)
2564                 return;
2565
2566         if (rtwdev->total_sta_assoc > 1)
2567                 return;
2568
2569         if (rtwvif->offchan)
2570                 return;
2571
2572         if (rtwvif->stats.tx_tfc_lv == RTW89_TFC_IDLE &&
2573             rtwvif->stats.rx_tfc_lv == RTW89_TFC_IDLE)
2574                 rtw89_enter_lps(rtwdev, rtwvif, true);
2575 }
2576
2577 static void rtw89_enter_lps_track(struct rtw89_dev *rtwdev)
2578 {
2579         struct rtw89_vif *rtwvif;
2580
2581         rtw89_for_each_rtwvif(rtwdev, rtwvif)
2582                 rtw89_vif_enter_lps(rtwdev, rtwvif);
2583 }
2584
2585 void rtw89_traffic_stats_init(struct rtw89_dev *rtwdev,
2586                               struct rtw89_traffic_stats *stats)
2587 {
2588         stats->tx_unicast = 0;
2589         stats->rx_unicast = 0;
2590         stats->tx_cnt = 0;
2591         stats->rx_cnt = 0;
2592         ewma_tp_init(&stats->tx_ewma_tp);
2593         ewma_tp_init(&stats->rx_ewma_tp);
2594 }
2595
2596 static void rtw89_track_work(struct work_struct *work)
2597 {
2598         struct rtw89_dev *rtwdev = container_of(work, struct rtw89_dev,
2599                                                 track_work.work);
2600         bool tfc_changed;
2601
2602         if (test_bit(RTW89_FLAG_FORBIDDEN_TRACK_WROK, rtwdev->flags))
2603                 return;
2604
2605         mutex_lock(&rtwdev->mutex);
2606
2607         if (!test_bit(RTW89_FLAG_RUNNING, rtwdev->flags))
2608                 goto out;
2609
2610         ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->track_work,
2611                                      RTW89_TRACK_WORK_PERIOD);
2612
2613         tfc_changed = rtw89_traffic_stats_track(rtwdev);
2614         if (rtwdev->scanning)
2615                 goto out;
2616
2617         rtw89_leave_lps(rtwdev);
2618
2619         if (tfc_changed) {
2620                 rtw89_hci_recalc_int_mit(rtwdev);
2621                 rtw89_btc_ntfy_wl_sta(rtwdev);
2622         }
2623         rtw89_mac_bf_monitor_track(rtwdev);
2624         rtw89_phy_stat_track(rtwdev);
2625         rtw89_phy_env_monitor_track(rtwdev);
2626         rtw89_phy_dig(rtwdev);
2627         rtw89_chip_rfk_track(rtwdev);
2628         rtw89_phy_ra_update(rtwdev);
2629         rtw89_phy_cfo_track(rtwdev);
2630         rtw89_phy_tx_path_div_track(rtwdev);
2631         rtw89_phy_ul_tb_ctrl_track(rtwdev);
2632
2633         if (rtwdev->lps_enabled && !rtwdev->btc.lps)
2634                 rtw89_enter_lps_track(rtwdev);
2635
2636 out:
2637         mutex_unlock(&rtwdev->mutex);
2638 }
2639
2640 u8 rtw89_core_acquire_bit_map(unsigned long *addr, unsigned long size)
2641 {
2642         unsigned long bit;
2643
2644         bit = find_first_zero_bit(addr, size);
2645         if (bit < size)
2646                 set_bit(bit, addr);
2647
2648         return bit;
2649 }
2650
2651 void rtw89_core_release_bit_map(unsigned long *addr, u8 bit)
2652 {
2653         clear_bit(bit, addr);
2654 }
2655
2656 void rtw89_core_release_all_bits_map(unsigned long *addr, unsigned int nbits)
2657 {
2658         bitmap_zero(addr, nbits);
2659 }
2660
2661 int rtw89_core_acquire_sta_ba_entry(struct rtw89_dev *rtwdev,
2662                                     struct rtw89_sta *rtwsta, u8 tid, u8 *cam_idx)
2663 {
2664         const struct rtw89_chip_info *chip = rtwdev->chip;
2665         struct rtw89_cam_info *cam_info = &rtwdev->cam_info;
2666         struct rtw89_ba_cam_entry *entry = NULL, *tmp;
2667         u8 idx;
2668         int i;
2669
2670         lockdep_assert_held(&rtwdev->mutex);
2671
2672         idx = rtw89_core_acquire_bit_map(cam_info->ba_cam_map, chip->bacam_num);
2673         if (idx == chip->bacam_num) {
2674                 /* allocate a static BA CAM to tid=0/5, so replace the existing
2675                  * one if BA CAM is full. Hardware will process the original tid
2676                  * automatically.
2677                  */
2678                 if (tid != 0 && tid != 5)
2679                         return -ENOSPC;
2680
2681                 for_each_set_bit(i, cam_info->ba_cam_map, chip->bacam_num) {
2682                         tmp = &cam_info->ba_cam_entry[i];
2683                         if (tmp->tid == 0 || tmp->tid == 5)
2684                                 continue;
2685
2686                         idx = i;
2687                         entry = tmp;
2688                         list_del(&entry->list);
2689                         break;
2690                 }
2691
2692                 if (!entry)
2693                         return -ENOSPC;
2694         } else {
2695                 entry = &cam_info->ba_cam_entry[idx];
2696         }
2697
2698         entry->tid = tid;
2699         list_add_tail(&entry->list, &rtwsta->ba_cam_list);
2700
2701         *cam_idx = idx;
2702
2703         return 0;
2704 }
2705
2706 int rtw89_core_release_sta_ba_entry(struct rtw89_dev *rtwdev,
2707                                     struct rtw89_sta *rtwsta, u8 tid, u8 *cam_idx)
2708 {
2709         struct rtw89_cam_info *cam_info = &rtwdev->cam_info;
2710         struct rtw89_ba_cam_entry *entry = NULL, *tmp;
2711         u8 idx;
2712
2713         lockdep_assert_held(&rtwdev->mutex);
2714
2715         list_for_each_entry_safe(entry, tmp, &rtwsta->ba_cam_list, list) {
2716                 if (entry->tid != tid)
2717                         continue;
2718
2719                 idx = entry - cam_info->ba_cam_entry;
2720                 list_del(&entry->list);
2721
2722                 rtw89_core_release_bit_map(cam_info->ba_cam_map, idx);
2723                 *cam_idx = idx;
2724                 return 0;
2725         }
2726
2727         return -ENOENT;
2728 }
2729
2730 #define RTW89_TYPE_MAPPING(_type)       \
2731         case NL80211_IFTYPE_ ## _type:  \
2732                 rtwvif->wifi_role = RTW89_WIFI_ROLE_ ## _type;  \
2733                 break
2734 void rtw89_vif_type_mapping(struct ieee80211_vif *vif, bool assoc)
2735 {
2736         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2737
2738         switch (vif->type) {
2739         case NL80211_IFTYPE_STATION:
2740                 if (vif->p2p)
2741                         rtwvif->wifi_role = RTW89_WIFI_ROLE_P2P_CLIENT;
2742                 else
2743                         rtwvif->wifi_role = RTW89_WIFI_ROLE_STATION;
2744                 break;
2745         case NL80211_IFTYPE_AP:
2746                 if (vif->p2p)
2747                         rtwvif->wifi_role = RTW89_WIFI_ROLE_P2P_GO;
2748                 else
2749                         rtwvif->wifi_role = RTW89_WIFI_ROLE_AP;
2750                 break;
2751         RTW89_TYPE_MAPPING(ADHOC);
2752         RTW89_TYPE_MAPPING(MONITOR);
2753         RTW89_TYPE_MAPPING(MESH_POINT);
2754         default:
2755                 WARN_ON(1);
2756                 break;
2757         }
2758
2759         switch (vif->type) {
2760         case NL80211_IFTYPE_AP:
2761         case NL80211_IFTYPE_MESH_POINT:
2762                 rtwvif->net_type = RTW89_NET_TYPE_AP_MODE;
2763                 rtwvif->self_role = RTW89_SELF_ROLE_AP;
2764                 break;
2765         case NL80211_IFTYPE_ADHOC:
2766                 rtwvif->net_type = RTW89_NET_TYPE_AD_HOC;
2767                 rtwvif->self_role = RTW89_SELF_ROLE_CLIENT;
2768                 break;
2769         case NL80211_IFTYPE_STATION:
2770                 if (assoc) {
2771                         rtwvif->net_type = RTW89_NET_TYPE_INFRA;
2772                         rtwvif->trigger = vif->bss_conf.he_support;
2773                 } else {
2774                         rtwvif->net_type = RTW89_NET_TYPE_NO_LINK;
2775                         rtwvif->trigger = false;
2776                 }
2777                 rtwvif->self_role = RTW89_SELF_ROLE_CLIENT;
2778                 rtwvif->addr_cam.sec_ent_mode = RTW89_ADDR_CAM_SEC_NORMAL;
2779                 break;
2780         case NL80211_IFTYPE_MONITOR:
2781                 break;
2782         default:
2783                 WARN_ON(1);
2784                 break;
2785         }
2786 }
2787
2788 int rtw89_core_sta_add(struct rtw89_dev *rtwdev,
2789                        struct ieee80211_vif *vif,
2790                        struct ieee80211_sta *sta)
2791 {
2792         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2793         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2794         struct rtw89_hal *hal = &rtwdev->hal;
2795         u8 ant_num = hal->ant_diversity ? 2 : rtwdev->chip->rf_path_num;
2796         int i;
2797         int ret;
2798
2799         rtwsta->rtwdev = rtwdev;
2800         rtwsta->rtwvif = rtwvif;
2801         rtwsta->prev_rssi = 0;
2802         INIT_LIST_HEAD(&rtwsta->ba_cam_list);
2803         skb_queue_head_init(&rtwsta->roc_queue);
2804
2805         for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
2806                 rtw89_core_txq_init(rtwdev, sta->txq[i]);
2807
2808         ewma_rssi_init(&rtwsta->avg_rssi);
2809         ewma_snr_init(&rtwsta->avg_snr);
2810         for (i = 0; i < ant_num; i++) {
2811                 ewma_rssi_init(&rtwsta->rssi[i]);
2812                 ewma_evm_init(&rtwsta->evm_min[i]);
2813                 ewma_evm_init(&rtwsta->evm_max[i]);
2814         }
2815
2816         if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
2817                 /* for station mode, assign the mac_id from itself */
2818                 rtwsta->mac_id = rtwvif->mac_id;
2819                 rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta,
2820                                          BTC_ROLE_MSTS_STA_CONN_START);
2821                 rtw89_chip_rfk_channel(rtwdev);
2822         } else if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
2823                 rtwsta->mac_id = rtw89_core_acquire_bit_map(rtwdev->mac_id_map,
2824                                                             RTW89_MAX_MAC_ID_NUM);
2825                 if (rtwsta->mac_id == RTW89_MAX_MAC_ID_NUM)
2826                         return -ENOSPC;
2827
2828                 ret = rtw89_mac_set_macid_pause(rtwdev, rtwsta->mac_id, false);
2829                 if (ret) {
2830                         rtw89_core_release_bit_map(rtwdev->mac_id_map, rtwsta->mac_id);
2831                         rtw89_warn(rtwdev, "failed to send h2c macid pause\n");
2832                         return ret;
2833                 }
2834
2835                 ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, rtwsta,
2836                                                  RTW89_ROLE_CREATE);
2837                 if (ret) {
2838                         rtw89_core_release_bit_map(rtwdev->mac_id_map, rtwsta->mac_id);
2839                         rtw89_warn(rtwdev, "failed to send h2c role info\n");
2840                         return ret;
2841                 }
2842         }
2843
2844         return 0;
2845 }
2846
2847 int rtw89_core_sta_disassoc(struct rtw89_dev *rtwdev,
2848                             struct ieee80211_vif *vif,
2849                             struct ieee80211_sta *sta)
2850 {
2851         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2852         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2853
2854         if (vif->type == NL80211_IFTYPE_STATION)
2855                 rtw89_fw_h2c_set_bcn_fltr_cfg(rtwdev, vif, false);
2856
2857         rtwdev->total_sta_assoc--;
2858         if (sta->tdls)
2859                 rtwvif->tdls_peer--;
2860         rtwsta->disassoc = true;
2861
2862         return 0;
2863 }
2864
2865 int rtw89_core_sta_disconnect(struct rtw89_dev *rtwdev,
2866                               struct ieee80211_vif *vif,
2867                               struct ieee80211_sta *sta)
2868 {
2869         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2870         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2871         int ret;
2872
2873         rtw89_mac_bf_monitor_calc(rtwdev, sta, true);
2874         rtw89_mac_bf_disassoc(rtwdev, vif, sta);
2875         rtw89_core_free_sta_pending_ba(rtwdev, sta);
2876         rtw89_core_free_sta_pending_forbid_ba(rtwdev, sta);
2877         rtw89_core_free_sta_pending_roc_tx(rtwdev, sta);
2878
2879         if (vif->type == NL80211_IFTYPE_AP || sta->tdls)
2880                 rtw89_cam_deinit_addr_cam(rtwdev, &rtwsta->addr_cam);
2881         if (sta->tdls)
2882                 rtw89_cam_deinit_bssid_cam(rtwdev, &rtwsta->bssid_cam);
2883
2884         if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
2885                 rtw89_vif_type_mapping(vif, false);
2886                 rtw89_fw_release_general_pkt_list_vif(rtwdev, rtwvif, true);
2887         }
2888
2889         ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta);
2890         if (ret) {
2891                 rtw89_warn(rtwdev, "failed to send h2c cmac table\n");
2892                 return ret;
2893         }
2894
2895         ret = rtw89_fw_h2c_join_info(rtwdev, rtwvif, rtwsta, true);
2896         if (ret) {
2897                 rtw89_warn(rtwdev, "failed to send h2c join info\n");
2898                 return ret;
2899         }
2900
2901         /* update cam aid mac_id net_type */
2902         ret = rtw89_fw_h2c_cam(rtwdev, rtwvif, rtwsta, NULL);
2903         if (ret) {
2904                 rtw89_warn(rtwdev, "failed to send h2c cam\n");
2905                 return ret;
2906         }
2907
2908         return ret;
2909 }
2910
2911 int rtw89_core_sta_assoc(struct rtw89_dev *rtwdev,
2912                          struct ieee80211_vif *vif,
2913                          struct ieee80211_sta *sta)
2914 {
2915         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2916         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2917         struct rtw89_bssid_cam_entry *bssid_cam = rtw89_get_bssid_cam_of(rtwvif, rtwsta);
2918         int ret;
2919
2920         if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
2921                 if (sta->tdls) {
2922                         ret = rtw89_cam_init_bssid_cam(rtwdev, rtwvif, bssid_cam, sta->addr);
2923                         if (ret) {
2924                                 rtw89_warn(rtwdev, "failed to send h2c init bssid cam for TDLS\n");
2925                                 return ret;
2926                         }
2927                 }
2928
2929                 ret = rtw89_cam_init_addr_cam(rtwdev, &rtwsta->addr_cam, bssid_cam);
2930                 if (ret) {
2931                         rtw89_warn(rtwdev, "failed to send h2c init addr cam\n");
2932                         return ret;
2933                 }
2934         }
2935
2936         ret = rtw89_fw_h2c_assoc_cmac_tbl(rtwdev, vif, sta);
2937         if (ret) {
2938                 rtw89_warn(rtwdev, "failed to send h2c cmac table\n");
2939                 return ret;
2940         }
2941
2942         ret = rtw89_fw_h2c_join_info(rtwdev, rtwvif, rtwsta, false);
2943         if (ret) {
2944                 rtw89_warn(rtwdev, "failed to send h2c join info\n");
2945                 return ret;
2946         }
2947
2948         /* update cam aid mac_id net_type */
2949         ret = rtw89_fw_h2c_cam(rtwdev, rtwvif, rtwsta, NULL);
2950         if (ret) {
2951                 rtw89_warn(rtwdev, "failed to send h2c cam\n");
2952                 return ret;
2953         }
2954
2955         rtwdev->total_sta_assoc++;
2956         if (sta->tdls)
2957                 rtwvif->tdls_peer++;
2958         rtw89_phy_ra_assoc(rtwdev, sta);
2959         rtw89_mac_bf_assoc(rtwdev, vif, sta);
2960         rtw89_mac_bf_monitor_calc(rtwdev, sta, false);
2961
2962         if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls) {
2963                 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
2964
2965                 if (bss_conf->he_support &&
2966                     !(bss_conf->he_oper.params & IEEE80211_HE_OPERATION_ER_SU_DISABLE))
2967                         rtwsta->er_cap = true;
2968
2969                 rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta,
2970                                          BTC_ROLE_MSTS_STA_CONN_END);
2971                 rtw89_core_get_no_ul_ofdma_htc(rtwdev, &rtwsta->htc_template);
2972                 rtw89_phy_ul_tb_assoc(rtwdev, rtwvif);
2973
2974                 ret = rtw89_fw_h2c_general_pkt(rtwdev, rtwvif, rtwsta->mac_id);
2975                 if (ret) {
2976                         rtw89_warn(rtwdev, "failed to send h2c general packet\n");
2977                         return ret;
2978                 }
2979         }
2980
2981         return ret;
2982 }
2983
2984 int rtw89_core_sta_remove(struct rtw89_dev *rtwdev,
2985                           struct ieee80211_vif *vif,
2986                           struct ieee80211_sta *sta)
2987 {
2988         struct rtw89_vif *rtwvif = (struct rtw89_vif *)vif->drv_priv;
2989         struct rtw89_sta *rtwsta = (struct rtw89_sta *)sta->drv_priv;
2990         int ret;
2991
2992         if (vif->type == NL80211_IFTYPE_STATION && !sta->tdls)
2993                 rtw89_btc_ntfy_role_info(rtwdev, rtwvif, rtwsta,
2994                                          BTC_ROLE_MSTS_STA_DIS_CONN);
2995         else if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
2996                 rtw89_core_release_bit_map(rtwdev->mac_id_map, rtwsta->mac_id);
2997
2998                 ret = rtw89_fw_h2c_role_maintain(rtwdev, rtwvif, rtwsta,
2999                                                  RTW89_ROLE_REMOVE);
3000                 if (ret) {
3001                         rtw89_warn(rtwdev, "failed to send h2c role info\n");
3002                         return ret;
3003                 }
3004         }
3005
3006         return 0;
3007 }
3008
3009 static void _rtw89_core_set_tid_config(struct rtw89_dev *rtwdev,
3010                                        struct ieee80211_sta *sta,
3011                                        struct cfg80211_tid_cfg *tid_conf)
3012 {
3013         struct ieee80211_txq *txq;
3014         struct rtw89_txq *rtwtxq;
3015         u32 mask = tid_conf->mask;
3016         u8 tids = tid_conf->tids;
3017         int tids_nbit = BITS_PER_BYTE;
3018         int i;
3019
3020         for (i = 0; i < tids_nbit; i++, tids >>= 1) {
3021                 if (!tids)
3022                         break;
3023
3024                 if (!(tids & BIT(0)))
3025                         continue;
3026
3027                 txq = sta->txq[i];
3028                 rtwtxq = (struct rtw89_txq *)txq->drv_priv;
3029
3030                 if (mask & BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL)) {
3031                         if (tid_conf->ampdu == NL80211_TID_CONFIG_ENABLE) {
3032                                 clear_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags);
3033                         } else {
3034                                 if (test_bit(RTW89_TXQ_F_AMPDU, &rtwtxq->flags))
3035                                         ieee80211_stop_tx_ba_session(sta, txq->tid);
3036                                 spin_lock_bh(&rtwdev->ba_lock);
3037                                 list_del_init(&rtwtxq->list);
3038                                 set_bit(RTW89_TXQ_F_FORBID_BA, &rtwtxq->flags);
3039                                 spin_unlock_bh(&rtwdev->ba_lock);
3040                         }
3041                 }
3042
3043                 if (mask & BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL) && tids == 0xff) {
3044                         if (tid_conf->amsdu == NL80211_TID_CONFIG_ENABLE)
3045                                 sta->max_amsdu_subframes = 0;
3046                         else
3047                                 sta->max_amsdu_subframes = 1;
3048                 }
3049         }
3050 }
3051
3052 void rtw89_core_set_tid_config(struct rtw89_dev *rtwdev,
3053                                struct ieee80211_sta *sta,
3054                                struct cfg80211_tid_config *tid_config)
3055 {
3056         int i;
3057
3058         for (i = 0; i < tid_config->n_tid_conf; i++)
3059                 _rtw89_core_set_tid_config(rtwdev, sta,
3060                                            &tid_config->tid_conf[i]);
3061 }
3062
3063 static void rtw89_init_ht_cap(struct rtw89_dev *rtwdev,
3064                               struct ieee80211_sta_ht_cap *ht_cap)
3065 {
3066         static const __le16 highest[RF_PATH_MAX] = {
3067                 cpu_to_le16(150), cpu_to_le16(300), cpu_to_le16(450), cpu_to_le16(600),
3068         };
3069         struct rtw89_hal *hal = &rtwdev->hal;
3070         u8 nss = hal->rx_nss;
3071         int i;
3072
3073         ht_cap->ht_supported = true;
3074         ht_cap->cap = 0;
3075         ht_cap->cap |= IEEE80211_HT_CAP_SGI_20 |
3076                        IEEE80211_HT_CAP_MAX_AMSDU |
3077                        IEEE80211_HT_CAP_TX_STBC |
3078                        (1 << IEEE80211_HT_CAP_RX_STBC_SHIFT);
3079         ht_cap->cap |= IEEE80211_HT_CAP_LDPC_CODING;
3080         ht_cap->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
3081                        IEEE80211_HT_CAP_DSSSCCK40 |
3082                        IEEE80211_HT_CAP_SGI_40;
3083         ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
3084         ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_NONE;
3085         ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
3086         for (i = 0; i < nss; i++)
3087                 ht_cap->mcs.rx_mask[i] = 0xFF;
3088         ht_cap->mcs.rx_mask[4] = 0x01;
3089         ht_cap->mcs.rx_highest = highest[nss - 1];
3090 }
3091
3092 static void rtw89_init_vht_cap(struct rtw89_dev *rtwdev,
3093                                struct ieee80211_sta_vht_cap *vht_cap)
3094 {
3095         static const __le16 highest_bw80[RF_PATH_MAX] = {
3096                 cpu_to_le16(433), cpu_to_le16(867), cpu_to_le16(1300), cpu_to_le16(1733),
3097         };
3098         static const __le16 highest_bw160[RF_PATH_MAX] = {
3099                 cpu_to_le16(867), cpu_to_le16(1733), cpu_to_le16(2600), cpu_to_le16(3467),
3100         };
3101         const struct rtw89_chip_info *chip = rtwdev->chip;
3102         const __le16 *highest = chip->support_bw160 ? highest_bw160 : highest_bw80;
3103         struct rtw89_hal *hal = &rtwdev->hal;
3104         u16 tx_mcs_map = 0, rx_mcs_map = 0;
3105         u8 sts_cap = 3;
3106         int i;
3107
3108         for (i = 0; i < 8; i++) {
3109                 if (i < hal->tx_nss)
3110                         tx_mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2);
3111                 else
3112                         tx_mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2);
3113                 if (i < hal->rx_nss)
3114                         rx_mcs_map |= IEEE80211_VHT_MCS_SUPPORT_0_9 << (i * 2);
3115                 else
3116                         rx_mcs_map |= IEEE80211_VHT_MCS_NOT_SUPPORTED << (i * 2);
3117         }
3118
3119         vht_cap->vht_supported = true;
3120         vht_cap->cap = IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
3121                        IEEE80211_VHT_CAP_SHORT_GI_80 |
3122                        IEEE80211_VHT_CAP_RXSTBC_1 |
3123                        IEEE80211_VHT_CAP_HTC_VHT |
3124                        IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK |
3125                        0;
3126         vht_cap->cap |= IEEE80211_VHT_CAP_TXSTBC;
3127         vht_cap->cap |= IEEE80211_VHT_CAP_RXLDPC;
3128         vht_cap->cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE |
3129                         IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE;
3130         vht_cap->cap |= sts_cap << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT;
3131         if (chip->support_bw160)
3132                 vht_cap->cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ |
3133                                 IEEE80211_VHT_CAP_SHORT_GI_160;
3134         vht_cap->vht_mcs.rx_mcs_map = cpu_to_le16(rx_mcs_map);
3135         vht_cap->vht_mcs.tx_mcs_map = cpu_to_le16(tx_mcs_map);
3136         vht_cap->vht_mcs.rx_highest = highest[hal->rx_nss - 1];
3137         vht_cap->vht_mcs.tx_highest = highest[hal->tx_nss - 1];
3138 }
3139
3140 #define RTW89_SBAND_IFTYPES_NR 2
3141
3142 static void rtw89_init_he_cap(struct rtw89_dev *rtwdev,
3143                               enum nl80211_band band,
3144                               struct ieee80211_supported_band *sband)
3145 {
3146         const struct rtw89_chip_info *chip = rtwdev->chip;
3147         struct rtw89_hal *hal = &rtwdev->hal;
3148         struct ieee80211_sband_iftype_data *iftype_data;
3149         bool no_ng16 = (chip->chip_id == RTL8852A && hal->cv == CHIP_CBV) ||
3150                        (chip->chip_id == RTL8852B && hal->cv == CHIP_CAV);
3151         u16 mcs_map = 0;
3152         int i;
3153         int nss = hal->rx_nss;
3154         int idx = 0;
3155
3156         iftype_data = kcalloc(RTW89_SBAND_IFTYPES_NR, sizeof(*iftype_data), GFP_KERNEL);
3157         if (!iftype_data)
3158                 return;
3159
3160         for (i = 0; i < 8; i++) {
3161                 if (i < nss)
3162                         mcs_map |= IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2);
3163                 else
3164                         mcs_map |= IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2);
3165         }
3166
3167         for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
3168                 struct ieee80211_sta_he_cap *he_cap;
3169                 u8 *mac_cap_info;
3170                 u8 *phy_cap_info;
3171
3172                 switch (i) {
3173                 case NL80211_IFTYPE_STATION:
3174                 case NL80211_IFTYPE_AP:
3175                         break;
3176                 default:
3177                         continue;
3178                 }
3179
3180                 if (idx >= RTW89_SBAND_IFTYPES_NR) {
3181                         rtw89_warn(rtwdev, "run out of iftype_data\n");
3182                         break;
3183                 }
3184
3185                 iftype_data[idx].types_mask = BIT(i);
3186                 he_cap = &iftype_data[idx].he_cap;
3187                 mac_cap_info = he_cap->he_cap_elem.mac_cap_info;
3188                 phy_cap_info = he_cap->he_cap_elem.phy_cap_info;
3189
3190                 he_cap->has_he = true;
3191                 mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE;
3192                 if (i == NL80211_IFTYPE_STATION)
3193                         mac_cap_info[1] = IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
3194                 mac_cap_info[2] = IEEE80211_HE_MAC_CAP2_ALL_ACK |
3195                                   IEEE80211_HE_MAC_CAP2_BSR;
3196                 mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_2;
3197                 if (i == NL80211_IFTYPE_AP)
3198                         mac_cap_info[3] |= IEEE80211_HE_MAC_CAP3_OMI_CONTROL;
3199                 mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_OPS |
3200                                   IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
3201                 if (i == NL80211_IFTYPE_STATION)
3202                         mac_cap_info[5] = IEEE80211_HE_MAC_CAP5_HT_VHT_TRIG_FRAME_RX;
3203                 if (band == NL80211_BAND_2GHZ) {
3204                         phy_cap_info[0] =
3205                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
3206                 } else {
3207                         phy_cap_info[0] =
3208                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G;
3209                         if (chip->support_bw160)
3210                                 phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G;
3211                 }
3212                 phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
3213                                   IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD |
3214                                   IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
3215                 phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
3216                                   IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
3217                                   IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ |
3218                                   IEEE80211_HE_PHY_CAP2_DOPPLER_TX;
3219                 phy_cap_info[3] = IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_16_QAM;
3220                 if (i == NL80211_IFTYPE_STATION)
3221                         phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_16_QAM |
3222                                            IEEE80211_HE_PHY_CAP3_DCM_MAX_TX_NSS_2;
3223                 if (i == NL80211_IFTYPE_AP)
3224                         phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_RX_PARTIAL_BW_SU_IN_20MHZ_MU;
3225                 phy_cap_info[4] = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
3226                                   IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4;
3227                 if (chip->support_bw160)
3228                         phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4;
3229                 phy_cap_info[5] = no_ng16 ? 0 :
3230                                   IEEE80211_HE_PHY_CAP5_NG16_SU_FEEDBACK |
3231                                   IEEE80211_HE_PHY_CAP5_NG16_MU_FEEDBACK;
3232                 phy_cap_info[6] = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
3233                                   IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU |
3234                                   IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB |
3235                                   IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE;
3236                 phy_cap_info[7] = IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
3237                                   IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI |
3238                                   IEEE80211_HE_PHY_CAP7_MAX_NC_1;
3239                 phy_cap_info[8] = IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI |
3240                                   IEEE80211_HE_PHY_CAP8_HE_ER_SU_1XLTF_AND_08_US_GI |
3241                                   IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_996;
3242                 if (chip->support_bw160)
3243                         phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
3244                                            IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU;
3245                 phy_cap_info[9] = IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
3246                                   IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
3247                                   IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
3248                                   IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB |
3249                                   u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
3250                                                  IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
3251                 if (i == NL80211_IFTYPE_STATION)
3252                         phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU;
3253                 he_cap->he_mcs_nss_supp.rx_mcs_80 = cpu_to_le16(mcs_map);
3254                 he_cap->he_mcs_nss_supp.tx_mcs_80 = cpu_to_le16(mcs_map);
3255                 if (chip->support_bw160) {
3256                         he_cap->he_mcs_nss_supp.rx_mcs_160 = cpu_to_le16(mcs_map);
3257                         he_cap->he_mcs_nss_supp.tx_mcs_160 = cpu_to_le16(mcs_map);
3258                 }
3259
3260                 if (band == NL80211_BAND_6GHZ) {
3261                         __le16 capa;
3262
3263                         capa = le16_encode_bits(IEEE80211_HT_MPDU_DENSITY_NONE,
3264                                                 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) |
3265                                le16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K,
3266                                                 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) |
3267                                le16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454,
3268                                                 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN);
3269                         iftype_data[idx].he_6ghz_capa.capa = capa;
3270                 }
3271
3272                 idx++;
3273         }
3274
3275         sband->iftype_data = iftype_data;
3276         sband->n_iftype_data = idx;
3277 }
3278
3279 static int rtw89_core_set_supported_band(struct rtw89_dev *rtwdev)
3280 {
3281         struct ieee80211_hw *hw = rtwdev->hw;
3282         struct ieee80211_supported_band *sband_2ghz = NULL, *sband_5ghz = NULL;
3283         struct ieee80211_supported_band *sband_6ghz = NULL;
3284         u32 size = sizeof(struct ieee80211_supported_band);
3285         u8 support_bands = rtwdev->chip->support_bands;
3286
3287         if (support_bands & BIT(NL80211_BAND_2GHZ)) {
3288                 sband_2ghz = kmemdup(&rtw89_sband_2ghz, size, GFP_KERNEL);
3289                 if (!sband_2ghz)
3290                         goto err;
3291                 rtw89_init_ht_cap(rtwdev, &sband_2ghz->ht_cap);
3292                 rtw89_init_he_cap(rtwdev, NL80211_BAND_2GHZ, sband_2ghz);
3293                 hw->wiphy->bands[NL80211_BAND_2GHZ] = sband_2ghz;
3294         }
3295
3296         if (support_bands & BIT(NL80211_BAND_5GHZ)) {
3297                 sband_5ghz = kmemdup(&rtw89_sband_5ghz, size, GFP_KERNEL);
3298                 if (!sband_5ghz)
3299                         goto err;
3300                 rtw89_init_ht_cap(rtwdev, &sband_5ghz->ht_cap);
3301                 rtw89_init_vht_cap(rtwdev, &sband_5ghz->vht_cap);
3302                 rtw89_init_he_cap(rtwdev, NL80211_BAND_5GHZ, sband_5ghz);
3303                 hw->wiphy->bands[NL80211_BAND_5GHZ] = sband_5ghz;
3304         }
3305
3306         if (support_bands & BIT(NL80211_BAND_6GHZ)) {
3307                 sband_6ghz = kmemdup(&rtw89_sband_6ghz, size, GFP_KERNEL);
3308                 if (!sband_6ghz)
3309                         goto err;
3310                 rtw89_init_he_cap(rtwdev, NL80211_BAND_6GHZ, sband_6ghz);
3311                 hw->wiphy->bands[NL80211_BAND_6GHZ] = sband_6ghz;
3312         }
3313
3314         return 0;
3315
3316 err:
3317         hw->wiphy->bands[NL80211_BAND_2GHZ] = NULL;
3318         hw->wiphy->bands[NL80211_BAND_5GHZ] = NULL;
3319         hw->wiphy->bands[NL80211_BAND_6GHZ] = NULL;
3320         if (sband_2ghz)
3321                 kfree(sband_2ghz->iftype_data);
3322         if (sband_5ghz)
3323                 kfree(sband_5ghz->iftype_data);
3324         if (sband_6ghz)
3325                 kfree(sband_6ghz->iftype_data);
3326         kfree(sband_2ghz);
3327         kfree(sband_5ghz);
3328         kfree(sband_6ghz);
3329         return -ENOMEM;
3330 }
3331
3332 static void rtw89_core_clr_supported_band(struct rtw89_dev *rtwdev)
3333 {
3334         struct ieee80211_hw *hw = rtwdev->hw;
3335
3336         kfree(hw->wiphy->bands[NL80211_BAND_2GHZ]->iftype_data);
3337         kfree(hw->wiphy->bands[NL80211_BAND_5GHZ]->iftype_data);
3338         if (hw->wiphy->bands[NL80211_BAND_6GHZ])
3339                 kfree(hw->wiphy->bands[NL80211_BAND_6GHZ]->iftype_data);
3340         kfree(hw->wiphy->bands[NL80211_BAND_2GHZ]);
3341         kfree(hw->wiphy->bands[NL80211_BAND_5GHZ]);
3342         kfree(hw->wiphy->bands[NL80211_BAND_6GHZ]);
3343         hw->wiphy->bands[NL80211_BAND_2GHZ] = NULL;
3344         hw->wiphy->bands[NL80211_BAND_5GHZ] = NULL;
3345         hw->wiphy->bands[NL80211_BAND_6GHZ] = NULL;
3346 }
3347
3348 static void rtw89_core_ppdu_sts_init(struct rtw89_dev *rtwdev)
3349 {
3350         int i;
3351
3352         for (i = 0; i < RTW89_PHY_MAX; i++)
3353                 skb_queue_head_init(&rtwdev->ppdu_sts.rx_queue[i]);
3354         for (i = 0; i < RTW89_PHY_MAX; i++)
3355                 rtwdev->ppdu_sts.curr_rx_ppdu_cnt[i] = U8_MAX;
3356 }
3357
3358 void rtw89_core_update_beacon_work(struct work_struct *work)
3359 {
3360         struct rtw89_dev *rtwdev;
3361         struct rtw89_vif *rtwvif = container_of(work, struct rtw89_vif,
3362                                                 update_beacon_work);
3363
3364         if (rtwvif->net_type != RTW89_NET_TYPE_AP_MODE)
3365                 return;
3366
3367         rtwdev = rtwvif->rtwdev;
3368         mutex_lock(&rtwdev->mutex);
3369         rtw89_fw_h2c_update_beacon(rtwdev, rtwvif);
3370         mutex_unlock(&rtwdev->mutex);
3371 }
3372
3373 int rtw89_wait_for_cond(struct rtw89_wait_info *wait, unsigned int cond)
3374 {
3375         struct completion *cmpl = &wait->completion;
3376         unsigned long timeout;
3377         unsigned int cur;
3378
3379         cur = atomic_cmpxchg(&wait->cond, RTW89_WAIT_COND_IDLE, cond);
3380         if (cur != RTW89_WAIT_COND_IDLE)
3381                 return -EBUSY;
3382
3383         timeout = wait_for_completion_timeout(cmpl, RTW89_WAIT_FOR_COND_TIMEOUT);
3384         if (timeout == 0) {
3385                 atomic_set(&wait->cond, RTW89_WAIT_COND_IDLE);
3386                 return -ETIMEDOUT;
3387         }
3388
3389         if (wait->data.err)
3390                 return -EFAULT;
3391
3392         return 0;
3393 }
3394
3395 void rtw89_complete_cond(struct rtw89_wait_info *wait, unsigned int cond,
3396                          const struct rtw89_completion_data *data)
3397 {
3398         unsigned int cur;
3399
3400         cur = atomic_cmpxchg(&wait->cond, cond, RTW89_WAIT_COND_IDLE);
3401         if (cur != cond)
3402                 return;
3403
3404         wait->data = *data;
3405         complete(&wait->completion);
3406 }
3407
3408 int rtw89_core_start(struct rtw89_dev *rtwdev)
3409 {
3410         int ret;
3411
3412         rtwdev->mac.qta_mode = RTW89_QTA_SCC;
3413         ret = rtw89_mac_init(rtwdev);
3414         if (ret) {
3415                 rtw89_err(rtwdev, "mac init fail, ret:%d\n", ret);
3416                 return ret;
3417         }
3418
3419         rtw89_btc_ntfy_poweron(rtwdev);
3420
3421         /* efuse process */
3422
3423         /* pre-config BB/RF, BB reset/RFC reset */
3424         ret = rtw89_chip_disable_bb_rf(rtwdev);
3425         if (ret)
3426                 return ret;
3427         ret = rtw89_chip_enable_bb_rf(rtwdev);
3428         if (ret)
3429                 return ret;
3430
3431         rtw89_phy_init_bb_reg(rtwdev);
3432         rtw89_phy_init_rf_reg(rtwdev, false);
3433
3434         rtw89_btc_ntfy_init(rtwdev, BTC_MODE_NORMAL);
3435
3436         rtw89_phy_dm_init(rtwdev);
3437
3438         rtw89_mac_cfg_ppdu_status(rtwdev, RTW89_MAC_0, true);
3439         rtw89_mac_update_rts_threshold(rtwdev, RTW89_MAC_0);
3440
3441         ret = rtw89_hci_start(rtwdev);
3442         if (ret) {
3443                 rtw89_err(rtwdev, "failed to start hci\n");
3444                 return ret;
3445         }
3446
3447         ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->track_work,
3448                                      RTW89_TRACK_WORK_PERIOD);
3449
3450         set_bit(RTW89_FLAG_RUNNING, rtwdev->flags);
3451
3452         rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_WL_ON);
3453         rtw89_fw_h2c_fw_log(rtwdev, rtwdev->fw.fw_log_enable);
3454         rtw89_fw_h2c_init_ba_cam(rtwdev);
3455
3456         return 0;
3457 }
3458
3459 void rtw89_core_stop(struct rtw89_dev *rtwdev)
3460 {
3461         struct rtw89_btc *btc = &rtwdev->btc;
3462
3463         /* Prvent to stop twice; enter_ips and ops_stop */
3464         if (!test_bit(RTW89_FLAG_RUNNING, rtwdev->flags))
3465                 return;
3466
3467         rtw89_btc_ntfy_radio_state(rtwdev, BTC_RFCTRL_WL_OFF);
3468
3469         clear_bit(RTW89_FLAG_RUNNING, rtwdev->flags);
3470
3471         mutex_unlock(&rtwdev->mutex);
3472
3473         cancel_work_sync(&rtwdev->c2h_work);
3474         cancel_work_sync(&btc->eapol_notify_work);
3475         cancel_work_sync(&btc->arp_notify_work);
3476         cancel_work_sync(&btc->dhcp_notify_work);
3477         cancel_work_sync(&btc->icmp_notify_work);
3478         cancel_delayed_work_sync(&rtwdev->txq_reinvoke_work);
3479         cancel_delayed_work_sync(&rtwdev->track_work);
3480         cancel_delayed_work_sync(&rtwdev->coex_act1_work);
3481         cancel_delayed_work_sync(&rtwdev->coex_bt_devinfo_work);
3482         cancel_delayed_work_sync(&rtwdev->coex_rfk_chk_work);
3483         cancel_delayed_work_sync(&rtwdev->cfo_track_work);
3484         cancel_delayed_work_sync(&rtwdev->forbid_ba_work);
3485
3486         mutex_lock(&rtwdev->mutex);
3487
3488         rtw89_btc_ntfy_poweroff(rtwdev);
3489         rtw89_hci_flush_queues(rtwdev, BIT(rtwdev->hw->queues) - 1, true);
3490         rtw89_mac_flush_txq(rtwdev, BIT(rtwdev->hw->queues) - 1, true);
3491         rtw89_hci_stop(rtwdev);
3492         rtw89_hci_deinit(rtwdev);
3493         rtw89_mac_pwr_off(rtwdev);
3494         rtw89_hci_reset(rtwdev);
3495 }
3496
3497 int rtw89_core_init(struct rtw89_dev *rtwdev)
3498 {
3499         struct rtw89_btc *btc = &rtwdev->btc;
3500         u8 band;
3501
3502         INIT_LIST_HEAD(&rtwdev->ba_list);
3503         INIT_LIST_HEAD(&rtwdev->forbid_ba_list);
3504         INIT_LIST_HEAD(&rtwdev->rtwvifs_list);
3505         INIT_LIST_HEAD(&rtwdev->early_h2c_list);
3506         for (band = NL80211_BAND_2GHZ; band < NUM_NL80211_BANDS; band++) {
3507                 if (!(rtwdev->chip->support_bands & BIT(band)))
3508                         continue;
3509                 INIT_LIST_HEAD(&rtwdev->scan_info.pkt_list[band]);
3510         }
3511         INIT_WORK(&rtwdev->ba_work, rtw89_core_ba_work);
3512         INIT_WORK(&rtwdev->txq_work, rtw89_core_txq_work);
3513         INIT_DELAYED_WORK(&rtwdev->txq_reinvoke_work, rtw89_core_txq_reinvoke_work);
3514         INIT_DELAYED_WORK(&rtwdev->track_work, rtw89_track_work);
3515         INIT_DELAYED_WORK(&rtwdev->coex_act1_work, rtw89_coex_act1_work);
3516         INIT_DELAYED_WORK(&rtwdev->coex_bt_devinfo_work, rtw89_coex_bt_devinfo_work);
3517         INIT_DELAYED_WORK(&rtwdev->coex_rfk_chk_work, rtw89_coex_rfk_chk_work);
3518         INIT_DELAYED_WORK(&rtwdev->cfo_track_work, rtw89_phy_cfo_track_work);
3519         INIT_DELAYED_WORK(&rtwdev->forbid_ba_work, rtw89_forbid_ba_work);
3520         rtwdev->txq_wq = alloc_workqueue("rtw89_tx_wq", WQ_UNBOUND | WQ_HIGHPRI, 0);
3521         if (!rtwdev->txq_wq)
3522                 return -ENOMEM;
3523         spin_lock_init(&rtwdev->ba_lock);
3524         spin_lock_init(&rtwdev->rpwm_lock);
3525         mutex_init(&rtwdev->mutex);
3526         mutex_init(&rtwdev->rf_mutex);
3527         rtwdev->total_sta_assoc = 0;
3528
3529         rtw89_init_wait(&rtwdev->mcc.wait);
3530
3531         INIT_WORK(&rtwdev->c2h_work, rtw89_fw_c2h_work);
3532         INIT_WORK(&rtwdev->ips_work, rtw89_ips_work);
3533         INIT_WORK(&rtwdev->load_firmware_work, rtw89_load_firmware_work);
3534
3535         skb_queue_head_init(&rtwdev->c2h_queue);
3536         rtw89_core_ppdu_sts_init(rtwdev);
3537         rtw89_traffic_stats_init(rtwdev, &rtwdev->stats);
3538
3539         rtwdev->hal.rx_fltr = DEFAULT_AX_RX_FLTR;
3540
3541         INIT_WORK(&btc->eapol_notify_work, rtw89_btc_ntfy_eapol_packet_work);
3542         INIT_WORK(&btc->arp_notify_work, rtw89_btc_ntfy_arp_packet_work);
3543         INIT_WORK(&btc->dhcp_notify_work, rtw89_btc_ntfy_dhcp_packet_work);
3544         INIT_WORK(&btc->icmp_notify_work, rtw89_btc_ntfy_icmp_packet_work);
3545
3546         init_completion(&rtwdev->fw.req.completion);
3547
3548         schedule_work(&rtwdev->load_firmware_work);
3549
3550         rtw89_ser_init(rtwdev);
3551         rtw89_entity_init(rtwdev);
3552
3553         return 0;
3554 }
3555 EXPORT_SYMBOL(rtw89_core_init);
3556
3557 void rtw89_core_deinit(struct rtw89_dev *rtwdev)
3558 {
3559         rtw89_ser_deinit(rtwdev);
3560         rtw89_unload_firmware(rtwdev);
3561         rtw89_fw_free_all_early_h2c(rtwdev);
3562
3563         destroy_workqueue(rtwdev->txq_wq);
3564         mutex_destroy(&rtwdev->rf_mutex);
3565         mutex_destroy(&rtwdev->mutex);
3566 }
3567 EXPORT_SYMBOL(rtw89_core_deinit);
3568
3569 void rtw89_core_scan_start(struct rtw89_dev *rtwdev, struct rtw89_vif *rtwvif,
3570                            const u8 *mac_addr, bool hw_scan)
3571 {
3572         const struct rtw89_chan *chan = rtw89_chan_get(rtwdev, RTW89_SUB_ENTITY_0);
3573
3574         rtwdev->scanning = true;
3575         rtw89_leave_lps(rtwdev);
3576         if (hw_scan)
3577                 rtw89_leave_ips_by_hwflags(rtwdev);
3578
3579         ether_addr_copy(rtwvif->mac_addr, mac_addr);
3580         rtw89_btc_ntfy_scan_start(rtwdev, RTW89_PHY_0, chan->band_type);
3581         rtw89_chip_rfk_scan(rtwdev, true);
3582         rtw89_hci_recalc_int_mit(rtwdev);
3583         rtw89_phy_config_edcca(rtwdev, true);
3584
3585         rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, mac_addr);
3586 }
3587
3588 void rtw89_core_scan_complete(struct rtw89_dev *rtwdev,
3589                               struct ieee80211_vif *vif, bool hw_scan)
3590 {
3591         struct rtw89_vif *rtwvif = vif ? (struct rtw89_vif *)vif->drv_priv : NULL;
3592
3593         if (!rtwvif)
3594                 return;
3595
3596         ether_addr_copy(rtwvif->mac_addr, vif->addr);
3597         rtw89_fw_h2c_cam(rtwdev, rtwvif, NULL, NULL);
3598
3599         rtw89_chip_rfk_scan(rtwdev, false);
3600         rtw89_btc_ntfy_scan_finish(rtwdev, RTW89_PHY_0);
3601         rtw89_phy_config_edcca(rtwdev, false);
3602
3603         rtwdev->scanning = false;
3604         rtwdev->dig.bypass_dig = true;
3605         if (hw_scan && (rtwdev->hw->conf.flags & IEEE80211_CONF_IDLE))
3606                 ieee80211_queue_work(rtwdev->hw, &rtwdev->ips_work);
3607 }
3608
3609 static void rtw89_read_chip_ver(struct rtw89_dev *rtwdev)
3610 {
3611         const struct rtw89_chip_info *chip = rtwdev->chip;
3612         int ret;
3613         u8 val;
3614         u8 cv;
3615
3616         cv = rtw89_read32_mask(rtwdev, R_AX_SYS_CFG1, B_AX_CHIP_VER_MASK);
3617         if (chip->chip_id == RTL8852A && cv <= CHIP_CBV) {
3618                 if (rtw89_read32(rtwdev, R_AX_GPIO0_7_FUNC_SEL) == RTW89_R32_DEAD)
3619                         cv = CHIP_CAV;
3620                 else
3621                         cv = CHIP_CBV;
3622         }
3623
3624         rtwdev->hal.cv = cv;
3625
3626         if (chip->chip_id == RTL8852B || chip->chip_id == RTL8851B) {
3627                 ret = rtw89_mac_read_xtal_si(rtwdev, XTAL_SI_CV, &val);
3628                 if (!ret)
3629                         return;
3630
3631                 rtwdev->hal.acv = u8_get_bits(val, XTAL_SI_ACV_MASK);
3632         }
3633 }
3634
3635 static void rtw89_core_setup_phycap(struct rtw89_dev *rtwdev)
3636 {
3637         rtwdev->hal.support_cckpd =
3638                 !(rtwdev->chip->chip_id == RTL8852A && rtwdev->hal.cv <= CHIP_CBV) &&
3639                 !(rtwdev->chip->chip_id == RTL8852B && rtwdev->hal.cv <= CHIP_CAV);
3640         rtwdev->hal.support_igi =
3641                 rtwdev->chip->chip_id == RTL8852A && rtwdev->hal.cv <= CHIP_CBV;
3642 }
3643
3644 static void rtw89_core_setup_rfe_parms(struct rtw89_dev *rtwdev)
3645 {
3646         const struct rtw89_chip_info *chip = rtwdev->chip;
3647         const struct rtw89_rfe_parms_conf *conf = chip->rfe_parms_conf;
3648         struct rtw89_efuse *efuse = &rtwdev->efuse;
3649         u8 rfe_type = efuse->rfe_type;
3650
3651         if (!conf)
3652                 goto out;
3653
3654         while (conf->rfe_parms) {
3655                 if (rfe_type == conf->rfe_type) {
3656                         rtwdev->rfe_parms = conf->rfe_parms;
3657                         return;
3658                 }
3659                 conf++;
3660         }
3661
3662 out:
3663         rtwdev->rfe_parms = chip->dflt_parms;
3664 }
3665
3666 static int rtw89_chip_efuse_info_setup(struct rtw89_dev *rtwdev)
3667 {
3668         int ret;
3669
3670         ret = rtw89_mac_partial_init(rtwdev);
3671         if (ret)
3672                 return ret;
3673
3674         ret = rtw89_parse_efuse_map(rtwdev);
3675         if (ret)
3676                 return ret;
3677
3678         ret = rtw89_parse_phycap_map(rtwdev);
3679         if (ret)
3680                 return ret;
3681
3682         ret = rtw89_mac_setup_phycap(rtwdev);
3683         if (ret)
3684                 return ret;
3685
3686         rtw89_core_setup_phycap(rtwdev);
3687         rtw89_core_setup_rfe_parms(rtwdev);
3688
3689         rtw89_mac_pwr_off(rtwdev);
3690
3691         return 0;
3692 }
3693
3694 static int rtw89_chip_board_info_setup(struct rtw89_dev *rtwdev)
3695 {
3696         rtw89_chip_fem_setup(rtwdev);
3697
3698         return 0;
3699 }
3700
3701 int rtw89_chip_info_setup(struct rtw89_dev *rtwdev)
3702 {
3703         int ret;
3704
3705         rtw89_read_chip_ver(rtwdev);
3706
3707         ret = rtw89_wait_firmware_completion(rtwdev);
3708         if (ret) {
3709                 rtw89_err(rtwdev, "failed to wait firmware completion\n");
3710                 return ret;
3711         }
3712
3713         ret = rtw89_fw_recognize(rtwdev);
3714         if (ret) {
3715                 rtw89_err(rtwdev, "failed to recognize firmware\n");
3716                 return ret;
3717         }
3718
3719         ret = rtw89_chip_efuse_info_setup(rtwdev);
3720         if (ret)
3721                 return ret;
3722
3723         ret = rtw89_chip_board_info_setup(rtwdev);
3724         if (ret)
3725                 return ret;
3726
3727         rtwdev->ps_mode = rtw89_update_ps_mode(rtwdev);
3728
3729         return 0;
3730 }
3731 EXPORT_SYMBOL(rtw89_chip_info_setup);
3732
3733 static int rtw89_core_register_hw(struct rtw89_dev *rtwdev)
3734 {
3735         struct ieee80211_hw *hw = rtwdev->hw;
3736         struct rtw89_efuse *efuse = &rtwdev->efuse;
3737         struct rtw89_hal *hal = &rtwdev->hal;
3738         int ret;
3739         int tx_headroom = IEEE80211_HT_CTL_LEN;
3740
3741         hw->vif_data_size = sizeof(struct rtw89_vif);
3742         hw->sta_data_size = sizeof(struct rtw89_sta);
3743         hw->txq_data_size = sizeof(struct rtw89_txq);
3744         hw->chanctx_data_size = sizeof(struct rtw89_chanctx_cfg);
3745
3746         SET_IEEE80211_PERM_ADDR(hw, efuse->addr);
3747
3748         hw->extra_tx_headroom = tx_headroom;
3749         hw->queues = IEEE80211_NUM_ACS;
3750         hw->max_rx_aggregation_subframes = RTW89_MAX_RX_AGG_NUM;
3751         hw->max_tx_aggregation_subframes = RTW89_MAX_TX_AGG_NUM;
3752         hw->uapsd_max_sp_len = IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL;
3753
3754         ieee80211_hw_set(hw, SIGNAL_DBM);
3755         ieee80211_hw_set(hw, HAS_RATE_CONTROL);
3756         ieee80211_hw_set(hw, MFP_CAPABLE);
3757         ieee80211_hw_set(hw, REPORTS_TX_ACK_STATUS);
3758         ieee80211_hw_set(hw, AMPDU_AGGREGATION);
3759         ieee80211_hw_set(hw, RX_INCLUDES_FCS);
3760         ieee80211_hw_set(hw, TX_AMSDU);
3761         ieee80211_hw_set(hw, SUPPORT_FAST_XMIT);
3762         ieee80211_hw_set(hw, SUPPORTS_AMSDU_IN_AMPDU);
3763         ieee80211_hw_set(hw, SUPPORTS_PS);
3764         ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS);
3765         ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS);
3766         ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID);
3767         ieee80211_hw_set(hw, WANT_MONITOR_VIF);
3768         if (RTW89_CHK_FW_FEATURE(BEACON_FILTER, &rtwdev->fw))
3769                 ieee80211_hw_set(hw, CONNECTION_MONITOR);
3770
3771         hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
3772                                      BIT(NL80211_IFTYPE_AP) |
3773                                      BIT(NL80211_IFTYPE_P2P_CLIENT) |
3774                                      BIT(NL80211_IFTYPE_P2P_GO);
3775
3776         if (hal->ant_diversity) {
3777                 hw->wiphy->available_antennas_tx = 0x3;
3778                 hw->wiphy->available_antennas_rx = 0x3;
3779         } else {
3780                 hw->wiphy->available_antennas_tx = BIT(rtwdev->chip->rf_path_num) - 1;
3781                 hw->wiphy->available_antennas_rx = BIT(rtwdev->chip->rf_path_num) - 1;
3782         }
3783
3784         hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_TDLS |
3785                             WIPHY_FLAG_TDLS_EXTERNAL_SETUP |
3786                             WIPHY_FLAG_AP_UAPSD | WIPHY_FLAG_SPLIT_SCAN_6GHZ;
3787         hw->wiphy->features |= NL80211_FEATURE_SCAN_RANDOM_MAC_ADDR;
3788
3789         hw->wiphy->max_scan_ssids = RTW89_SCANOFLD_MAX_SSID;
3790         hw->wiphy->max_scan_ie_len = RTW89_SCANOFLD_MAX_IE_LEN;
3791
3792 #ifdef CONFIG_PM
3793         hw->wiphy->wowlan = rtwdev->chip->wowlan_stub;
3794 #endif
3795
3796         hw->wiphy->tid_config_support.vif |= BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL);
3797         hw->wiphy->tid_config_support.peer |= BIT(NL80211_TID_CONFIG_ATTR_AMPDU_CTRL);
3798         hw->wiphy->tid_config_support.vif |= BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL);
3799         hw->wiphy->tid_config_support.peer |= BIT(NL80211_TID_CONFIG_ATTR_AMSDU_CTRL);
3800         hw->wiphy->max_remain_on_channel_duration = 1000;
3801
3802         wiphy_ext_feature_set(hw->wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0);
3803
3804         ret = rtw89_core_set_supported_band(rtwdev);
3805         if (ret) {
3806                 rtw89_err(rtwdev, "failed to set supported band\n");
3807                 return ret;
3808         }
3809
3810         hw->wiphy->reg_notifier = rtw89_regd_notifier;
3811         hw->wiphy->sar_capa = &rtw89_sar_capa;
3812
3813         ret = ieee80211_register_hw(hw);
3814         if (ret) {
3815                 rtw89_err(rtwdev, "failed to register hw\n");
3816                 goto err_free_supported_band;
3817         }
3818
3819         ret = rtw89_regd_init(rtwdev, rtw89_regd_notifier);
3820         if (ret) {
3821                 rtw89_err(rtwdev, "failed to init regd\n");
3822                 goto err_unregister_hw;
3823         }
3824
3825         return 0;
3826
3827 err_unregister_hw:
3828         ieee80211_unregister_hw(hw);
3829 err_free_supported_band:
3830         rtw89_core_clr_supported_band(rtwdev);
3831
3832         return ret;
3833 }
3834
3835 static void rtw89_core_unregister_hw(struct rtw89_dev *rtwdev)
3836 {
3837         struct ieee80211_hw *hw = rtwdev->hw;
3838
3839         ieee80211_unregister_hw(hw);
3840         rtw89_core_clr_supported_band(rtwdev);
3841 }
3842
3843 int rtw89_core_register(struct rtw89_dev *rtwdev)
3844 {
3845         int ret;
3846
3847         ret = rtw89_core_register_hw(rtwdev);
3848         if (ret) {
3849                 rtw89_err(rtwdev, "failed to register core hw\n");
3850                 return ret;
3851         }
3852
3853         rtw89_debugfs_init(rtwdev);
3854
3855         return 0;
3856 }
3857 EXPORT_SYMBOL(rtw89_core_register);
3858
3859 void rtw89_core_unregister(struct rtw89_dev *rtwdev)
3860 {
3861         rtw89_core_unregister_hw(rtwdev);
3862 }
3863 EXPORT_SYMBOL(rtw89_core_unregister);
3864
3865 struct rtw89_dev *rtw89_alloc_ieee80211_hw(struct device *device,
3866                                            u32 bus_data_size,
3867                                            const struct rtw89_chip_info *chip)
3868 {
3869         struct rtw89_fw_info early_fw = {};
3870         const struct firmware *firmware;
3871         struct ieee80211_hw *hw;
3872         struct rtw89_dev *rtwdev;
3873         struct ieee80211_ops *ops;
3874         u32 driver_data_size;
3875         int fw_format = -1;
3876         bool no_chanctx;
3877
3878         firmware = rtw89_early_fw_feature_recognize(device, chip, &early_fw, &fw_format);
3879
3880         ops = kmemdup(&rtw89_ops, sizeof(rtw89_ops), GFP_KERNEL);
3881         if (!ops)
3882                 goto err;
3883
3884         no_chanctx = chip->support_chanctx_num == 0 ||
3885                      !RTW89_CHK_FW_FEATURE(SCAN_OFFLOAD, &early_fw) ||
3886                      !RTW89_CHK_FW_FEATURE(BEACON_FILTER, &early_fw);
3887
3888         if (no_chanctx) {
3889                 ops->add_chanctx = NULL;
3890                 ops->remove_chanctx = NULL;
3891                 ops->change_chanctx = NULL;
3892                 ops->assign_vif_chanctx = NULL;
3893                 ops->unassign_vif_chanctx = NULL;
3894                 ops->remain_on_channel = NULL;
3895                 ops->cancel_remain_on_channel = NULL;
3896         }
3897
3898         driver_data_size = sizeof(struct rtw89_dev) + bus_data_size;
3899         hw = ieee80211_alloc_hw(driver_data_size, ops);
3900         if (!hw)
3901                 goto err;
3902
3903         hw->wiphy->iface_combinations = rtw89_iface_combs;
3904         hw->wiphy->n_iface_combinations = ARRAY_SIZE(rtw89_iface_combs);
3905
3906         rtwdev = hw->priv;
3907         rtwdev->hw = hw;
3908         rtwdev->dev = device;
3909         rtwdev->ops = ops;
3910         rtwdev->chip = chip;
3911         rtwdev->fw.req.firmware = firmware;
3912         rtwdev->fw.fw_format = fw_format;
3913
3914         rtw89_debug(rtwdev, RTW89_DBG_FW, "probe driver %s chanctx\n",
3915                     no_chanctx ? "without" : "with");
3916
3917         return rtwdev;
3918
3919 err:
3920         kfree(ops);
3921         release_firmware(firmware);
3922         return NULL;
3923 }
3924 EXPORT_SYMBOL(rtw89_alloc_ieee80211_hw);
3925
3926 void rtw89_free_ieee80211_hw(struct rtw89_dev *rtwdev)
3927 {
3928         kfree(rtwdev->ops);
3929         release_firmware(rtwdev->fw.req.firmware);
3930         ieee80211_free_hw(rtwdev->hw);
3931 }
3932 EXPORT_SYMBOL(rtw89_free_ieee80211_hw);
3933
3934 MODULE_AUTHOR("Realtek Corporation");
3935 MODULE_DESCRIPTION("Realtek 802.11ax wireless core module");
3936 MODULE_LICENSE("Dual BSD/GPL");