drivers/net/wireless/mediatek/mt76/mt7915/init.c

   1 // SPDX-License-Identifier: ISC
   2 /* Copyright (C) 2020 MediaTek Inc. */
   3
   4 #include <linux/etherdevice.h>
   5 #include <linux/hwmon.h>
   6 #include <linux/hwmon-sysfs.h>
   7 #include <linux/thermal.h>
   8 #include "mt7915.h"
   9 #include "mac.h"
  10 #include "mcu.h"
  11 #include "eeprom.h"
  12
  13 static const struct ieee80211_iface_limit if_limits[] = {
  14         {
  15                 .max = 1,
  16                 .types = BIT(NL80211_IFTYPE_ADHOC)
  17         }, {
  18                 .max = 16,
  19                 .types = BIT(NL80211_IFTYPE_AP)
  20 #ifdef CONFIG_MAC80211_MESH
  21                          | BIT(NL80211_IFTYPE_MESH_POINT)
  22 #endif
  23         }, {
  24                 .max = MT7915_MAX_INTERFACES,
  25                 .types = BIT(NL80211_IFTYPE_STATION)
  26         }
  27 };
  28
  29 static const struct ieee80211_iface_combination if_comb[] = {
  30         {
  31                 .limits = if_limits,
  32                 .n_limits = ARRAY_SIZE(if_limits),
  33                 .max_interfaces = MT7915_MAX_INTERFACES,
  34                 .num_different_channels = 1,
  35                 .beacon_int_infra_match = true,
  36                 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) |
  37                                        BIT(NL80211_CHAN_WIDTH_20) |
  38                                        BIT(NL80211_CHAN_WIDTH_40) |
  39                                        BIT(NL80211_CHAN_WIDTH_80) |
  40                                        BIT(NL80211_CHAN_WIDTH_160) |
  41                                        BIT(NL80211_CHAN_WIDTH_80P80),
  42         }
  43 };
  44
  45 static ssize_t mt7915_thermal_temp_show(struct device *dev,
  46                                         struct device_attribute *attr,
  47                                         char *buf)
  48 {
  49         struct mt7915_phy *phy = dev_get_drvdata(dev);
  50         int i = to_sensor_dev_attr(attr)->index;
  51         int temperature;
  52
  53         if (i)
  54                 return sprintf(buf, "%u\n", phy->throttle_temp[i - 1] * 1000);
  55
  56         temperature = mt7915_mcu_get_temperature(phy);
  57         if (temperature < 0)
  58                 return temperature;
  59
  60         /* display in millidegree celcius */
  61         return sprintf(buf, "%u\n", temperature * 1000);
  62 }
  63
  64 static ssize_t mt7915_thermal_temp_store(struct device *dev,
  65                                          struct device_attribute *attr,
  66                                          const char *buf, size_t count)
  67 {
  68         struct mt7915_phy *phy = dev_get_drvdata(dev);
  69         int ret, i = to_sensor_dev_attr(attr)->index;
  70         long val;
  71
  72         ret = kstrtol(buf, 10, &val);
  73         if (ret < 0)
  74                 return ret;
  75
  76         mutex_lock(&phy->dev->mt76.mutex);
  77         val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 60, 130);
  78         phy->throttle_temp[i - 1] = val;
  79         mutex_unlock(&phy->dev->mt76.mutex);
  80
  81         return count;
  82 }
  83
  84 static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7915_thermal_temp, 0);
  85 static SENSOR_DEVICE_ATTR_RW(temp1_crit, mt7915_thermal_temp, 1);
  86 static SENSOR_DEVICE_ATTR_RW(temp1_max, mt7915_thermal_temp, 2);
  87
  88 static struct attribute *mt7915_hwmon_attrs[] = {
  89         &sensor_dev_attr_temp1_input.dev_attr.attr,
  90         &sensor_dev_attr_temp1_crit.dev_attr.attr,
  91         &sensor_dev_attr_temp1_max.dev_attr.attr,
  92         NULL,
  93 };
  94 ATTRIBUTE_GROUPS(mt7915_hwmon);
  95
  96 static int
  97 mt7915_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev,
  98                                       unsigned long *state)
  99 {
 100         *state = MT7915_THERMAL_THROTTLE_MAX;
 101
 102         return 0;
 103 }
 104
 105 static int
 106 mt7915_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev,
 107                                       unsigned long *state)
 108 {
 109         struct mt7915_phy *phy = cdev->devdata;
 110
 111         *state = phy->throttle_state;
 112
 113         return 0;
 114 }
 115
 116 static int
 117 mt7915_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
 118                                       unsigned long state)
 119 {
 120         struct mt7915_phy *phy = cdev->devdata;
 121         int ret;
 122
 123         if (state > MT7915_THERMAL_THROTTLE_MAX)
 124                 return -EINVAL;
 125
 126         if (phy->throttle_temp[0] > phy->throttle_temp[1])
 127                 return 0;
 128
 129         if (state == phy->throttle_state)
 130                 return 0;
 131
 132         ret = mt7915_mcu_set_thermal_throttling(phy, state);
 133         if (ret)
 134                 return ret;
 135
 136         phy->throttle_state = state;
 137
 138         return 0;
 139 }
 140
 141 static const struct thermal_cooling_device_ops mt7915_thermal_ops = {
 142         .get_max_state = mt7915_thermal_get_max_throttle_state,
 143         .get_cur_state = mt7915_thermal_get_cur_throttle_state,
 144         .set_cur_state = mt7915_thermal_set_cur_throttle_state,
 145 };
 146
 147 static void mt7915_unregister_thermal(struct mt7915_phy *phy)
 148 {
 149         struct wiphy *wiphy = phy->mt76->hw->wiphy;
 150
 151         if (!phy->cdev)
 152             return;
 153
 154         sysfs_remove_link(&wiphy->dev.kobj, "cooling_device");
 155         thermal_cooling_device_unregister(phy->cdev);
 156 }
 157
 158 static int mt7915_thermal_init(struct mt7915_phy *phy)
 159 {
 160         struct wiphy *wiphy = phy->mt76->hw->wiphy;
 161         struct thermal_cooling_device *cdev;
 162         struct device *hwmon;
 163         const char *name;
 164
 165         name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7915_%s",
 166                               wiphy_name(wiphy));
 167
 168         cdev = thermal_cooling_device_register(name, phy, &mt7915_thermal_ops);
 169         if (!IS_ERR(cdev)) {
 170                 if (sysfs_create_link(&wiphy->dev.kobj, &cdev->device.kobj,
 171                                       "cooling_device") < 0)
 172                         thermal_cooling_device_unregister(cdev);
 173                 else
 174                         phy->cdev = cdev;
 175         }
 176
 177         if (!IS_REACHABLE(CONFIG_HWMON))
 178                 return 0;
 179
 180         hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy,
 181                                                        mt7915_hwmon_groups);
 182         if (IS_ERR(hwmon))
 183                 return PTR_ERR(hwmon);
 184
 185         /* initialize critical/maximum high temperature */
 186         phy->throttle_temp[0] = 110;
 187         phy->throttle_temp[1] = 120;
 188
 189         return 0;
 190 }
 191
 192 static void mt7915_led_set_config(struct led_classdev *led_cdev,
 193                                   u8 delay_on, u8 delay_off)
 194 {
 195         struct mt7915_dev *dev;
 196         struct mt76_dev *mt76;
 197         u32 val;
 198
 199         mt76 = container_of(led_cdev, struct mt76_dev, led_cdev);
 200         dev = container_of(mt76, struct mt7915_dev, mt76);
 201
 202         /* select TX blink mode, 2: only data frames */
 203         mt76_rmw_field(dev, MT_TMAC_TCR0(0), MT_TMAC_TCR0_TX_BLINK, 2);
 204
 205         /* enable LED */
 206         mt76_wr(dev, MT_LED_EN(0), 1);
 207
 208         /* set LED Tx blink on/off time */
 209         val = FIELD_PREP(MT_LED_TX_BLINK_ON_MASK, delay_on) |
 210               FIELD_PREP(MT_LED_TX_BLINK_OFF_MASK, delay_off);
 211         mt76_wr(dev, MT_LED_TX_BLINK(0), val);
 212
 213         /* control LED */
 214         val = MT_LED_CTRL_BLINK_MODE | MT_LED_CTRL_KICK;
 215         if (dev->mt76.led_al)
 216                 val |= MT_LED_CTRL_POLARITY;
 217
 218         mt76_wr(dev, MT_LED_CTRL(0), val);
 219         mt76_clear(dev, MT_LED_CTRL(0), MT_LED_CTRL_KICK);
 220 }
 221
 222 static int mt7915_led_set_blink(struct led_classdev *led_cdev,
 223                                 unsigned long *delay_on,
 224                                 unsigned long *delay_off)
 225 {
 226         u16 delta_on = 0, delta_off = 0;
 227
 228 #define HW_TICK         10
 229 #define TO_HW_TICK(_t)  (((_t) > HW_TICK) ? ((_t) / HW_TICK) : HW_TICK)
 230
 231         if (*delay_on)
 232                 delta_on = TO_HW_TICK(*delay_on);
 233         if (*delay_off)
 234                 delta_off = TO_HW_TICK(*delay_off);
 235
 236         mt7915_led_set_config(led_cdev, delta_on, delta_off);
 237
 238         return 0;
 239 }
 240
 241 static void mt7915_led_set_brightness(struct led_classdev *led_cdev,
 242                                       enum led_brightness brightness)
 243 {
 244         if (!brightness)
 245                 mt7915_led_set_config(led_cdev, 0, 0xff);
 246         else
 247                 mt7915_led_set_config(led_cdev, 0xff, 0);
 248 }
 249
 250 static void
 251 mt7915_init_txpower(struct mt7915_dev *dev,
 252                     struct ieee80211_supported_band *sband)
 253 {
 254         int i, n_chains = hweight8(dev->mphy.antenna_mask);
 255         int nss_delta = mt76_tx_power_nss_delta(n_chains);
 256         int pwr_delta = mt7915_eeprom_get_power_delta(dev, sband->band);
 257         struct mt76_power_limits limits;
 258
 259         for (i = 0; i < sband->n_channels; i++) {
 260                 struct ieee80211_channel *chan = &sband->channels[i];
 261                 u32 target_power = 0;
 262                 int j;
 263
 264                 for (j = 0; j < n_chains; j++) {
 265                         u32 val;
 266
 267                         val = mt7915_eeprom_get_target_power(dev, chan, j);
 268                         target_power = max(target_power, val);
 269                 }
 270
 271                 target_power += pwr_delta;
 272                 target_power = mt76_get_rate_power_limits(&dev->mphy, chan,
 273                                                           &limits,
 274                                                           target_power);
 275                 target_power += nss_delta;
 276                 target_power = DIV_ROUND_UP(target_power, 2);
 277                 chan->max_power = min_t(int, chan->max_reg_power,
 278                                         target_power);
 279                 chan->orig_mpwr = target_power;
 280         }
 281 }
 282
 283 static void
 284 mt7915_regd_notifier(struct wiphy *wiphy,
 285                      struct regulatory_request *request)
 286 {
 287         struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
 288         struct mt7915_dev *dev = mt7915_hw_dev(hw);
 289         struct mt76_phy *mphy = hw->priv;
 290         struct mt7915_phy *phy = mphy->priv;
 291
 292         memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2));
 293         dev->mt76.region = request->dfs_region;
 294
 295         if (dev->mt76.region == NL80211_DFS_UNSET)
 296                 mt7915_mcu_rdd_background_enable(phy, NULL);
 297
 298         mt7915_init_txpower(dev, &mphy->sband_2g.sband);
 299         mt7915_init_txpower(dev, &mphy->sband_5g.sband);
 300
 301         mphy->dfs_state = MT_DFS_STATE_UNKNOWN;
 302         mt7915_dfs_init_radar_detector(phy);
 303 }
 304
 305 static void
 306 mt7915_init_wiphy(struct ieee80211_hw *hw)
 307 {
 308         struct mt7915_phy *phy = mt7915_hw_phy(hw);
 309         struct mt76_dev *mdev = &phy->dev->mt76;
 310         struct wiphy *wiphy = hw->wiphy;
 311         struct mt7915_dev *dev = phy->dev;
 312
 313         hw->queues = 4;
 314         hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
 315         hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE;
 316         hw->netdev_features = NETIF_F_RXCSUM;
 317
 318         hw->radiotap_timestamp.units_pos =
 319                 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US;
 320
 321         phy->slottime = 9;
 322
 323         hw->sta_data_size = sizeof(struct mt7915_sta);
 324         hw->vif_data_size = sizeof(struct mt7915_vif);
 325
 326         wiphy->iface_combinations = if_comb;
 327         wiphy->n_iface_combinations = ARRAY_SIZE(if_comb);
 328         wiphy->reg_notifier = mt7915_regd_notifier;
 329         wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
 330
 331         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BSS_COLOR);
 332         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS);
 333         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY);
 334         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HT);
 335         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT);
 336         wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HE);
 337
 338         if (!mdev->dev->of_node ||
 339             !of_property_read_bool(mdev->dev->of_node,
 340                                    "mediatek,disable-radar-background"))
 341                 wiphy_ext_feature_set(wiphy,
 342                                       NL80211_EXT_FEATURE_RADAR_BACKGROUND);
 343
 344         ieee80211_hw_set(hw, HAS_RATE_CONTROL);
 345         ieee80211_hw_set(hw, SUPPORTS_TX_ENCAP_OFFLOAD);
 346         ieee80211_hw_set(hw, SUPPORTS_RX_DECAP_OFFLOAD);
 347         ieee80211_hw_set(hw, WANT_MONITOR_VIF);
 348
 349         hw->max_tx_fragments = 4;
 350
 351         if (phy->mt76->cap.has_2ghz)
 352                 phy->mt76->sband_2g.sband.ht_cap.cap |=
 353                         IEEE80211_HT_CAP_LDPC_CODING |
 354                         IEEE80211_HT_CAP_MAX_AMSDU;
 355
 356         if (phy->mt76->cap.has_5ghz) {
 357                 phy->mt76->sband_5g.sband.ht_cap.cap |=
 358                         IEEE80211_HT_CAP_LDPC_CODING |
 359                         IEEE80211_HT_CAP_MAX_AMSDU;
 360
 361                 if (is_mt7915(&dev->mt76)) {
 362                         phy->mt76->sband_5g.sband.vht_cap.cap |=
 363                                 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 |
 364                                 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK;
 365
 366                         if (!dev->dbdc_support)
 367                                 phy->mt76->sband_5g.sband.vht_cap.cap |=
 368                                         IEEE80211_VHT_CAP_SHORT_GI_160 |
 369                                         IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
 370                 } else {
 371                         phy->mt76->sband_5g.sband.vht_cap.cap |=
 372                                 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
 373                                 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK;
 374
 375                         /* mt7916 dbdc with 2g 2x2 bw40 and 5g 2x2 bw160c */
 376                         phy->mt76->sband_5g.sband.vht_cap.cap |=
 377                                 IEEE80211_VHT_CAP_SHORT_GI_160 |
 378                                 IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
 379                 }
 380         }
 381
 382         mt76_set_stream_caps(phy->mt76, true);
 383         mt7915_set_stream_vht_txbf_caps(phy);
 384         mt7915_set_stream_he_caps(phy);
 385
 386         wiphy->available_antennas_rx = phy->mt76->antenna_mask;
 387         wiphy->available_antennas_tx = phy->mt76->antenna_mask;
 388 }
 389
 390 static void
 391 mt7915_mac_init_band(struct mt7915_dev *dev, u8 band)
 392 {
 393         u32 mask, set;
 394
 395         mt76_rmw_field(dev, MT_TMAC_CTCR0(band),
 396                        MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f);
 397         mt76_set(dev, MT_TMAC_CTCR0(band),
 398                  MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN |
 399                  MT_TMAC_CTCR0_INS_DDLMT_EN);
 400
 401         mask = MT_MDP_RCFR0_MCU_RX_MGMT |
 402                MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR |
 403                MT_MDP_RCFR0_MCU_RX_CTL_BAR;
 404         set = FIELD_PREP(MT_MDP_RCFR0_MCU_RX_MGMT, MT_MDP_TO_HIF) |
 405               FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR, MT_MDP_TO_HIF) |
 406               FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_BAR, MT_MDP_TO_HIF);
 407         mt76_rmw(dev, MT_MDP_BNRCFR0(band), mask, set);
 408
 409         mask = MT_MDP_RCFR1_MCU_RX_BYPASS |
 410                MT_MDP_RCFR1_RX_DROPPED_UCAST |
 411                MT_MDP_RCFR1_RX_DROPPED_MCAST;
 412         set = FIELD_PREP(MT_MDP_RCFR1_MCU_RX_BYPASS, MT_MDP_TO_HIF) |
 413               FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_UCAST, MT_MDP_TO_HIF) |
 414               FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_MCAST, MT_MDP_TO_HIF);
 415         mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set);
 416
 417         mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 0x680);
 418
 419         /* mt7915: disable rx rate report by default due to hw issues */
 420         mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN);
 421 }
 422
 423 static void mt7915_mac_init(struct mt7915_dev *dev)
 424 {
 425         int i;
 426         u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680;
 427
 428         /* config pse qid6 wfdma port selection */
 429         if (!is_mt7915(&dev->mt76) && dev->hif2)
 430                 mt76_rmw(dev, MT_WF_PP_TOP_RXQ_WFDMA_CF_5, 0,
 431                          MT_WF_PP_TOP_RXQ_QID6_WFDMA_HIF_SEL_MASK);
 432
 433         mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, rx_len);
 434
 435         /* enable hardware de-agg */
 436         mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN);
 437
 438         for (i = 0; i < mt7915_wtbl_size(dev); i++)
 439                 mt7915_mac_wtbl_update(dev, i,
 440                                        MT_WTBL_UPDATE_ADM_COUNT_CLEAR);
 441         for (i = 0; i < 2; i++)
 442                 mt7915_mac_init_band(dev, i);
 443
 444         if (IS_ENABLED(CONFIG_MT76_LEDS)) {
 445                 i = dev->mt76.led_pin ? MT_LED_GPIO_MUX3 : MT_LED_GPIO_MUX2;
 446                 mt76_rmw_field(dev, i, MT_LED_GPIO_SEL_MASK, 4);
 447         }
 448 }
 449
 450 static int mt7915_txbf_init(struct mt7915_dev *dev)
 451 {
 452         int ret;
 453
 454         if (dev->dbdc_support) {
 455                 ret = mt7915_mcu_set_txbf(dev, MT_BF_MODULE_UPDATE);
 456                 if (ret)
 457                         return ret;
 458         }
 459
 460         /* trigger sounding packets */
 461         ret = mt7915_mcu_set_txbf(dev, MT_BF_SOUNDING_ON);
 462         if (ret)
 463                 return ret;
 464
 465         /* enable eBF */
 466         return mt7915_mcu_set_txbf(dev, MT_BF_TYPE_UPDATE);
 467 }
 468
 469 static int mt7915_register_ext_phy(struct mt7915_dev *dev)
 470 {
 471         struct mt7915_phy *phy = mt7915_ext_phy(dev);
 472         struct mt76_phy *mphy;
 473         int ret;
 474
 475         if (!dev->dbdc_support)
 476                 return 0;
 477
 478         if (phy)
 479                 return 0;
 480
 481         mphy = mt76_alloc_phy(&dev->mt76, sizeof(*phy), &mt7915_ops);
 482         if (!mphy)
 483                 return -ENOMEM;
 484
 485         phy = mphy->priv;
 486         phy->dev = dev;
 487         phy->mt76 = mphy;
 488
 489         INIT_DELAYED_WORK(&mphy->mac_work, mt7915_mac_work);
 490
 491         mt7915_eeprom_parse_hw_cap(dev, phy);
 492
 493         memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR2,
 494                ETH_ALEN);
 495         /* Make the secondary PHY MAC address local without overlapping with
 496          * the usual MAC address allocation scheme on multiple virtual interfaces
 497          */
 498         if (!is_valid_ether_addr(mphy->macaddr)) {
 499                 memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR,
 500                        ETH_ALEN);
 501                 mphy->macaddr[0] |= 2;
 502                 mphy->macaddr[0] ^= BIT(7);
 503         }
 504         mt76_eeprom_override(mphy);
 505
 506         /* init wiphy according to mphy and phy */
 507         mt7915_init_wiphy(mphy->hw);
 508         ret = mt7915_init_tx_queues(phy, MT_TXQ_ID(1),
 509                                     MT7915_TX_RING_SIZE,
 510                                     MT_TXQ_RING_BASE(1));
 511         if (ret)
 512                 goto error;
 513
 514         ret = mt76_register_phy(mphy, true, mt76_rates,
 515                                 ARRAY_SIZE(mt76_rates));
 516         if (ret)
 517                 goto error;
 518
 519         ret = mt7915_thermal_init(phy);
 520         if (ret)
 521                 goto error;
 522
 523         ret = mt7915_init_debugfs(phy);
 524         if (ret)
 525                 goto error;
 526
 527         return 0;
 528
 529 error:
 530         ieee80211_free_hw(mphy->hw);
 531         return ret;
 532 }
 533
 534 static void mt7915_init_work(struct work_struct *work)
 535 {
 536         struct mt7915_dev *dev = container_of(work, struct mt7915_dev,
 537                                  init_work);
 538
 539         mt7915_mcu_set_eeprom(dev);
 540         mt7915_mac_init(dev);
 541         mt7915_init_txpower(dev, &dev->mphy.sband_2g.sband);
 542         mt7915_init_txpower(dev, &dev->mphy.sband_5g.sband);
 543         mt7915_txbf_init(dev);
 544 }
 545
 546 static void mt7915_wfsys_reset(struct mt7915_dev *dev)
 547 {
 548 #define MT_MCU_DUMMY_RANDOM     GENMASK(15, 0)
 549 #define MT_MCU_DUMMY_DEFAULT    GENMASK(31, 16)
 550
 551         if (is_mt7915(&dev->mt76)) {
 552                 u32 val = MT_TOP_PWR_KEY | MT_TOP_PWR_SW_PWR_ON | MT_TOP_PWR_PWR_ON;
 553
 554                 mt76_wr(dev, MT_MCU_WFDMA0_DUMMY_CR, MT_MCU_DUMMY_RANDOM);
 555
 556                 /* change to software control */
 557                 val |= MT_TOP_PWR_SW_RST;
 558                 mt76_wr(dev, MT_TOP_PWR_CTRL, val);
 559
 560                 /* reset wfsys */
 561                 val &= ~MT_TOP_PWR_SW_RST;
 562                 mt76_wr(dev, MT_TOP_PWR_CTRL, val);
 563
 564                 /* release wfsys then mcu re-excutes romcode */
 565                 val |= MT_TOP_PWR_SW_RST;
 566                 mt76_wr(dev, MT_TOP_PWR_CTRL, val);
 567
 568                 /* switch to hw control */
 569                 val &= ~MT_TOP_PWR_SW_RST;
 570                 val |= MT_TOP_PWR_HW_CTRL;
 571                 mt76_wr(dev, MT_TOP_PWR_CTRL, val);
 572
 573                 /* check whether mcu resets to default */
 574                 if (!mt76_poll_msec(dev, MT_MCU_WFDMA0_DUMMY_CR,
 575                                     MT_MCU_DUMMY_DEFAULT, MT_MCU_DUMMY_DEFAULT,
 576                                     1000)) {
 577                         dev_err(dev->mt76.dev, "wifi subsystem reset failure\n");
 578                         return;
 579                 }
 580
 581                 /* wfsys reset won't clear host registers */
 582                 mt76_clear(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE);
 583
 584                 msleep(100);
 585         } else if (is_mt7986(&dev->mt76)) {
 586                 mt7986_wmac_disable(dev);
 587                 msleep(20);
 588
 589                 mt7986_wmac_enable(dev);
 590                 msleep(20);
 591         } else {
 592                 mt76_set(dev, MT_WF_SUBSYS_RST, 0x1);
 593                 msleep(20);
 594
 595                 mt76_clear(dev, MT_WF_SUBSYS_RST, 0x1);
 596                 msleep(20);
 597         }
 598 }
 599
 600 static int mt7915_init_hardware(struct mt7915_dev *dev)
 601 {
 602         int ret, idx;
 603
 604         mt76_wr(dev, MT_INT_SOURCE_CSR, ~0);
 605
 606         INIT_WORK(&dev->init_work, mt7915_init_work);
 607
 608         dev->dbdc_support = is_mt7915(&dev->mt76) ?
 609                             !!(mt76_rr(dev, MT_HW_BOUND) & BIT(5)) : true;
 610
 611         /* If MCU was already running, it is likely in a bad state */
 612         if (mt76_get_field(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE) >
 613             FW_STATE_FW_DOWNLOAD)
 614                 mt7915_wfsys_reset(dev);
 615
 616         ret = mt7915_dma_init(dev);
 617         if (ret)
 618                 return ret;
 619
 620         set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state);
 621
 622         ret = mt7915_mcu_init(dev);
 623         if (ret) {
 624                 /* Reset and try again */
 625                 mt7915_wfsys_reset(dev);
 626
 627                 ret = mt7915_mcu_init(dev);
 628                 if (ret)
 629                         return ret;
 630         }
 631
 632         ret = mt7915_eeprom_init(dev);
 633         if (ret < 0)
 634                 return ret;
 635
 636         if (dev->flash_mode) {
 637                 ret = mt7915_mcu_apply_group_cal(dev);
 638                 if (ret)
 639                         return ret;
 640         }
 641
 642         /* Beacon and mgmt frames should occupy wcid 0 */
 643         idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA);
 644         if (idx)
 645                 return -ENOSPC;
 646
 647         dev->mt76.global_wcid.idx = idx;
 648         dev->mt76.global_wcid.hw_key_idx = -1;
 649         dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET;
 650         rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid);
 651
 652         return 0;
 653 }
 654
 655 void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy)
 656 {
 657         int nss;
 658         u32 *cap;
 659
 660         if (!phy->mt76->cap.has_5ghz)
 661                 return;
 662
 663         nss = hweight8(phy->mt76->chainmask);
 664         cap = &phy->mt76->sband_5g.sband.vht_cap.cap;
 665
 666         *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
 667                 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE |
 668                 (3 << IEEE80211_VHT_CAP_BEAMFORMEE_STS_SHIFT);
 669
 670         *cap &= ~(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK |
 671                   IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
 672                   IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE);
 673
 674         if (nss < 2)
 675                 return;
 676
 677         *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
 678                 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE |
 679                 FIELD_PREP(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK,
 680                            nss - 1);
 681 }
 682
 683 static void
 684 mt7915_set_stream_he_txbf_caps(struct ieee80211_sta_he_cap *he_cap,
 685                                int vif, int nss)
 686 {
 687         struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem;
 688         u8 c;
 689
 690 #ifdef CONFIG_MAC80211_MESH
 691         if (vif == NL80211_IFTYPE_MESH_POINT)
 692                 return;
 693 #endif
 694
 695         elem->phy_cap_info[3] &= ~IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER;
 696         elem->phy_cap_info[4] &= ~IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
 697
 698         c = IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK |
 699             IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK;
 700         elem->phy_cap_info[5] &= ~c;
 701
 702         c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB |
 703             IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB;
 704         elem->phy_cap_info[6] &= ~c;
 705
 706         elem->phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_MAX_NC_MASK;
 707
 708         c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
 709             IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
 710             IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
 711         elem->phy_cap_info[2] |= c;
 712
 713         c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
 714             IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4 |
 715             IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4;
 716         elem->phy_cap_info[4] |= c;
 717
 718         /* do not support NG16 due to spec D4.0 changes subcarrier idx */
 719         c = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU |
 720             IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU;
 721
 722         if (vif == NL80211_IFTYPE_STATION)
 723                 c |= IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO;
 724
 725         elem->phy_cap_info[6] |= c;
 726
 727         if (nss < 2)
 728                 return;
 729
 730         /* the maximum cap is 4 x 3, (Nr, Nc) = (3, 2) */
 731         elem->phy_cap_info[7] |= min_t(int, nss - 1, 2) << 3;
 732
 733         if (vif != NL80211_IFTYPE_AP)
 734                 return;
 735
 736         elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER;
 737         elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER;
 738
 739         /* num_snd_dim
 740          * for mt7915, max supported nss is 2 for bw > 80MHz
 741          */
 742         c = (nss - 1) |
 743             IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_2;
 744         elem->phy_cap_info[5] |= c;
 745
 746         c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB |
 747             IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB;
 748         elem->phy_cap_info[6] |= c;
 749 }
 750
 751 static void
 752 mt7915_gen_ppe_thresh(u8 *he_ppet, int nss)
 753 {
 754         u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */
 755         u8 ppet16_ppet8_ru3_ru0[] = {0x1c, 0xc7, 0x71};
 756
 757         he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) |
 758                      FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK,
 759                                 ru_bit_mask);
 760
 761         ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE *
 762                     nss * hweight8(ru_bit_mask) * 2;
 763         ppet_size = DIV_ROUND_UP(ppet_bits, 8);
 764
 765         for (i = 0; i < ppet_size - 1; i++)
 766                 he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3];
 767
 768         he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] &
 769                          (0xff >> (8 - (ppet_bits - 1) % 8));
 770 }
 771
 772 static int
 773 mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band,
 774                     struct ieee80211_sband_iftype_data *data)
 775 {
 776         struct mt7915_dev *dev = phy->dev;
 777         int i, idx = 0, nss = hweight8(phy->mt76->chainmask);
 778         u16 mcs_map = 0;
 779         u16 mcs_map_160 = 0;
 780         u8 nss_160;
 781
 782         /* Can do 1/2 of NSS streams in 160Mhz mode for mt7915 */
 783         if (is_mt7915(&dev->mt76) && !dev->dbdc_support)
 784                 nss_160 = nss / 2;
 785         else
 786                 nss_160 = nss;
 787
 788         for (i = 0; i < 8; i++) {
 789                 if (i < nss)
 790                         mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
 791                 else
 792                         mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
 793
 794                 if (i < nss_160)
 795                         mcs_map_160 |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2));
 796                 else
 797                         mcs_map_160 |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2));
 798         }
 799
 800         for (i = 0; i < NUM_NL80211_IFTYPES; i++) {
 801                 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap;
 802                 struct ieee80211_he_cap_elem *he_cap_elem =
 803                                 &he_cap->he_cap_elem;
 804                 struct ieee80211_he_mcs_nss_supp *he_mcs =
 805                                 &he_cap->he_mcs_nss_supp;
 806
 807                 switch (i) {
 808                 case NL80211_IFTYPE_STATION:
 809                 case NL80211_IFTYPE_AP:
 810 #ifdef CONFIG_MAC80211_MESH
 811                 case NL80211_IFTYPE_MESH_POINT:
 812 #endif
 813                         break;
 814                 default:
 815                         continue;
 816                 }
 817
 818                 data[idx].types_mask = BIT(i);
 819                 he_cap->has_he = true;
 820
 821                 he_cap_elem->mac_cap_info[0] =
 822                         IEEE80211_HE_MAC_CAP0_HTC_HE;
 823                 he_cap_elem->mac_cap_info[3] =
 824                         IEEE80211_HE_MAC_CAP3_OMI_CONTROL |
 825                         IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3;
 826                 he_cap_elem->mac_cap_info[4] =
 827                         IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU;
 828
 829                 if (band == NL80211_BAND_2GHZ)
 830                         he_cap_elem->phy_cap_info[0] =
 831                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G;
 832                 else if (band == NL80211_BAND_5GHZ)
 833                         he_cap_elem->phy_cap_info[0] =
 834                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G |
 835                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G |
 836                                 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G;
 837
 838                 he_cap_elem->phy_cap_info[1] =
 839                         IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD;
 840                 he_cap_elem->phy_cap_info[2] =
 841                         IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ |
 842                         IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ;
 843
 844                 switch (i) {
 845                 case NL80211_IFTYPE_AP:
 846                         he_cap_elem->mac_cap_info[0] |=
 847                                 IEEE80211_HE_MAC_CAP0_TWT_RES;
 848                         he_cap_elem->mac_cap_info[2] |=
 849                                 IEEE80211_HE_MAC_CAP2_BSR;
 850                         he_cap_elem->mac_cap_info[4] |=
 851                                 IEEE80211_HE_MAC_CAP4_BQR;
 852                         he_cap_elem->mac_cap_info[5] |=
 853                                 IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX;
 854                         he_cap_elem->phy_cap_info[3] |=
 855                                 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
 856                                 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
 857                         he_cap_elem->phy_cap_info[6] |=
 858                                 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
 859                                 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
 860                         he_cap_elem->phy_cap_info[9] |=
 861                                 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
 862                                 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU;
 863                         break;
 864                 case NL80211_IFTYPE_STATION:
 865                         he_cap_elem->mac_cap_info[1] |=
 866                                 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US;
 867
 868                         if (band == NL80211_BAND_2GHZ)
 869                                 he_cap_elem->phy_cap_info[0] |=
 870                                         IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G;
 871                         else if (band == NL80211_BAND_5GHZ)
 872                                 he_cap_elem->phy_cap_info[0] |=
 873                                         IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G;
 874
 875                         he_cap_elem->phy_cap_info[1] |=
 876                                 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A |
 877                                 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US;
 878                         he_cap_elem->phy_cap_info[3] |=
 879                                 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK |
 880                                 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK;
 881                         he_cap_elem->phy_cap_info[6] |=
 882                                 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB |
 883                                 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE |
 884                                 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT;
 885                         he_cap_elem->phy_cap_info[7] |=
 886                                 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP |
 887                                 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI;
 888                         he_cap_elem->phy_cap_info[8] |=
 889                                 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G |
 890                                 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU |
 891                                 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU |
 892                                 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484;
 893                         he_cap_elem->phy_cap_info[9] |=
 894                                 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM |
 895                                 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK |
 896                                 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU |
 897                                 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
 898                                 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
 899                                 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB;
 900                         break;
 901                 }
 902
 903                 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map);
 904                 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map);
 905                 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map_160);
 906                 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map_160);
 907                 he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map_160);
 908                 he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map_160);
 909
 910                 mt7915_set_stream_he_txbf_caps(he_cap, i, nss);
 911
 912                 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres));
 913                 if (he_cap_elem->phy_cap_info[6] &
 914                     IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) {
 915                         mt7915_gen_ppe_thresh(he_cap->ppe_thres, nss);
 916                 } else {
 917                         he_cap_elem->phy_cap_info[9] |=
 918                                 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
 919                                                IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
 920                 }
 921                 idx++;
 922         }
 923
 924         return idx;
 925 }
 926
 927 void mt7915_set_stream_he_caps(struct mt7915_phy *phy)
 928 {
 929         struct ieee80211_sband_iftype_data *data;
 930         struct ieee80211_supported_band *band;
 931         int n;
 932
 933         if (phy->mt76->cap.has_2ghz) {
 934                 data = phy->iftype[NL80211_BAND_2GHZ];
 935                 n = mt7915_init_he_caps(phy, NL80211_BAND_2GHZ, data);
 936
 937                 band = &phy->mt76->sband_2g.sband;
 938                 band->iftype_data = data;
 939                 band->n_iftype_data = n;
 940         }
 941
 942         if (phy->mt76->cap.has_5ghz) {
 943                 data = phy->iftype[NL80211_BAND_5GHZ];
 944                 n = mt7915_init_he_caps(phy, NL80211_BAND_5GHZ, data);
 945
 946                 band = &phy->mt76->sband_5g.sband;
 947                 band->iftype_data = data;
 948                 band->n_iftype_data = n;
 949         }
 950 }
 951
 952 static void mt7915_unregister_ext_phy(struct mt7915_dev *dev)
 953 {
 954         struct mt7915_phy *phy = mt7915_ext_phy(dev);
 955         struct mt76_phy *mphy = dev->mt76.phy2;
 956
 957         if (!phy)
 958                 return;
 959
 960         mt7915_unregister_thermal(phy);
 961         mt76_unregister_phy(mphy);
 962         ieee80211_free_hw(mphy->hw);
 963 }
 964
 965 int mt7915_register_device(struct mt7915_dev *dev)
 966 {
 967         struct ieee80211_hw *hw = mt76_hw(dev);
 968         int ret;
 969
 970         dev->phy.dev = dev;
 971         dev->phy.mt76 = &dev->mt76.phy;
 972         dev->mt76.phy.priv = &dev->phy;
 973         INIT_WORK(&dev->rc_work, mt7915_mac_sta_rc_work);
 974         INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7915_mac_work);
 975         INIT_LIST_HEAD(&dev->sta_rc_list);
 976         INIT_LIST_HEAD(&dev->sta_poll_list);
 977         INIT_LIST_HEAD(&dev->twt_list);
 978         spin_lock_init(&dev->sta_poll_lock);
 979
 980         init_waitqueue_head(&dev->reset_wait);
 981         INIT_WORK(&dev->reset_work, mt7915_mac_reset_work);
 982
 983         ret = mt7915_init_hardware(dev);
 984         if (ret)
 985                 return ret;
 986
 987         mt7915_init_wiphy(hw);
 988
 989 #ifdef CONFIG_NL80211_TESTMODE
 990         dev->mt76.test_ops = &mt7915_testmode_ops;
 991 #endif
 992
 993         /* init led callbacks */
 994         if (IS_ENABLED(CONFIG_MT76_LEDS)) {
 995                 dev->mt76.led_cdev.brightness_set = mt7915_led_set_brightness;
 996                 dev->mt76.led_cdev.blink_set = mt7915_led_set_blink;
 997         }
 998
 999         ret = mt76_register_device(&dev->mt76, true, mt76_rates,
1000                                    ARRAY_SIZE(mt76_rates));
1001         if (ret)
1002                 return ret;
1003
1004         ret = mt7915_thermal_init(&dev->phy);
1005         if (ret)
1006                 return ret;
1007
1008         ieee80211_queue_work(mt76_hw(dev), &dev->init_work);
1009
1010         ret = mt7915_register_ext_phy(dev);
1011         if (ret)
1012                 return ret;
1013
1014         return mt7915_init_debugfs(&dev->phy);
1015 }
1016
1017 void mt7915_unregister_device(struct mt7915_dev *dev)
1018 {
1019         mt7915_unregister_ext_phy(dev);
1020         mt7915_unregister_thermal(&dev->phy);
1021         mt76_unregister_device(&dev->mt76);
1022         mt7915_mcu_exit(dev);
1023         mt7915_tx_token_put(dev);
1024         mt7915_dma_cleanup(dev);
1025         tasklet_disable(&dev->irq_tasklet);
1026
1027         if (is_mt7986(&dev->mt76))
1028                 mt7986_wmac_disable(dev);
1029
1030         mt76_free_device(&dev->mt76);
1031 }