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/of.h> 8 #include <linux/thermal.h> 9 #include "mt7915.h" 10 #include "mac.h" 11 #include "mcu.h" 12 #include "coredump.h" 13 #include "eeprom.h" 14 15 static const struct ieee80211_iface_limit if_limits[] = { 16 { 17 .max = 1, 18 .types = BIT(NL80211_IFTYPE_ADHOC) 19 }, { 20 .max = 16, 21 .types = BIT(NL80211_IFTYPE_AP) 22 #ifdef CONFIG_MAC80211_MESH 23 | BIT(NL80211_IFTYPE_MESH_POINT) 24 #endif 25 }, { 26 .max = MT7915_MAX_INTERFACES, 27 .types = BIT(NL80211_IFTYPE_STATION) 28 } 29 }; 30 31 static const struct ieee80211_iface_combination if_comb[] = { 32 { 33 .limits = if_limits, 34 .n_limits = ARRAY_SIZE(if_limits), 35 .max_interfaces = MT7915_MAX_INTERFACES, 36 .num_different_channels = 1, 37 .beacon_int_infra_match = true, 38 .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | 39 BIT(NL80211_CHAN_WIDTH_20) | 40 BIT(NL80211_CHAN_WIDTH_40) | 41 BIT(NL80211_CHAN_WIDTH_80) | 42 BIT(NL80211_CHAN_WIDTH_160), 43 } 44 }; 45 46 static ssize_t mt7915_thermal_temp_show(struct device *dev, 47 struct device_attribute *attr, 48 char *buf) 49 { 50 struct mt7915_phy *phy = dev_get_drvdata(dev); 51 int i = to_sensor_dev_attr(attr)->index; 52 int temperature; 53 54 switch (i) { 55 case 0: 56 temperature = mt7915_mcu_get_temperature(phy); 57 if (temperature < 0) 58 return temperature; 59 /* display in millidegree celcius */ 60 return sprintf(buf, "%u\n", temperature * 1000); 61 case 1: 62 case 2: 63 return sprintf(buf, "%u\n", 64 phy->throttle_temp[i - 1] * 1000); 65 case 3: 66 return sprintf(buf, "%hhu\n", phy->throttle_state); 67 default: 68 return -EINVAL; 69 } 70 } 71 72 static ssize_t mt7915_thermal_temp_store(struct device *dev, 73 struct device_attribute *attr, 74 const char *buf, size_t count) 75 { 76 struct mt7915_phy *phy = dev_get_drvdata(dev); 77 int ret, i = to_sensor_dev_attr(attr)->index; 78 long val; 79 80 ret = kstrtol(buf, 10, &val); 81 if (ret < 0) 82 return ret; 83 84 mutex_lock(&phy->dev->mt76.mutex); 85 val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 60, 130); 86 87 if ((i - 1 == MT7915_CRIT_TEMP_IDX && 88 val > phy->throttle_temp[MT7915_MAX_TEMP_IDX]) || 89 (i - 1 == MT7915_MAX_TEMP_IDX && 90 val < phy->throttle_temp[MT7915_CRIT_TEMP_IDX])) { 91 dev_err(phy->dev->mt76.dev, 92 "temp1_max shall be greater than temp1_crit."); 93 mutex_unlock(&phy->dev->mt76.mutex); 94 return -EINVAL; 95 } 96 97 phy->throttle_temp[i - 1] = val; 98 mutex_unlock(&phy->dev->mt76.mutex); 99 100 ret = mt7915_mcu_set_thermal_protect(phy); 101 if (ret) 102 return ret; 103 104 return count; 105 } 106 107 static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7915_thermal_temp, 0); 108 static SENSOR_DEVICE_ATTR_RW(temp1_crit, mt7915_thermal_temp, 1); 109 static SENSOR_DEVICE_ATTR_RW(temp1_max, mt7915_thermal_temp, 2); 110 static SENSOR_DEVICE_ATTR_RO(throttle1, mt7915_thermal_temp, 3); 111 112 static struct attribute *mt7915_hwmon_attrs[] = { 113 &sensor_dev_attr_temp1_input.dev_attr.attr, 114 &sensor_dev_attr_temp1_crit.dev_attr.attr, 115 &sensor_dev_attr_temp1_max.dev_attr.attr, 116 &sensor_dev_attr_throttle1.dev_attr.attr, 117 NULL, 118 }; 119 ATTRIBUTE_GROUPS(mt7915_hwmon); 120 121 static int 122 mt7915_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev, 123 unsigned long *state) 124 { 125 *state = MT7915_CDEV_THROTTLE_MAX; 126 127 return 0; 128 } 129 130 static int 131 mt7915_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev, 132 unsigned long *state) 133 { 134 struct mt7915_phy *phy = cdev->devdata; 135 136 *state = phy->cdev_state; 137 138 return 0; 139 } 140 141 static int 142 mt7915_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev, 143 unsigned long state) 144 { 145 struct mt7915_phy *phy = cdev->devdata; 146 u8 throttling = MT7915_THERMAL_THROTTLE_MAX - state; 147 int ret; 148 149 if (state > MT7915_CDEV_THROTTLE_MAX) { 150 dev_err(phy->dev->mt76.dev, 151 "please specify a valid throttling state\n"); 152 return -EINVAL; 153 } 154 155 if (state == phy->cdev_state) 156 return 0; 157 158 /* 159 * cooling_device convention: 0 = no cooling, more = more cooling 160 * mcu convention: 1 = max cooling, more = less cooling 161 */ 162 ret = mt7915_mcu_set_thermal_throttling(phy, throttling); 163 if (ret) 164 return ret; 165 166 phy->cdev_state = state; 167 168 return 0; 169 } 170 171 static const struct thermal_cooling_device_ops mt7915_thermal_ops = { 172 .get_max_state = mt7915_thermal_get_max_throttle_state, 173 .get_cur_state = mt7915_thermal_get_cur_throttle_state, 174 .set_cur_state = mt7915_thermal_set_cur_throttle_state, 175 }; 176 177 static void mt7915_unregister_thermal(struct mt7915_phy *phy) 178 { 179 struct wiphy *wiphy = phy->mt76->hw->wiphy; 180 181 if (!phy->cdev) 182 return; 183 184 sysfs_remove_link(&wiphy->dev.kobj, "cooling_device"); 185 thermal_cooling_device_unregister(phy->cdev); 186 } 187 188 static int mt7915_thermal_init(struct mt7915_phy *phy) 189 { 190 struct wiphy *wiphy = phy->mt76->hw->wiphy; 191 struct thermal_cooling_device *cdev; 192 struct device *hwmon; 193 const char *name; 194 195 name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7915_%s", 196 wiphy_name(wiphy)); 197 198 cdev = thermal_cooling_device_register(name, phy, &mt7915_thermal_ops); 199 if (!IS_ERR(cdev)) { 200 if (sysfs_create_link(&wiphy->dev.kobj, &cdev->device.kobj, 201 "cooling_device") < 0) 202 thermal_cooling_device_unregister(cdev); 203 else 204 phy->cdev = cdev; 205 } 206 207 /* initialize critical/maximum high temperature */ 208 phy->throttle_temp[MT7915_CRIT_TEMP_IDX] = MT7915_CRIT_TEMP; 209 phy->throttle_temp[MT7915_MAX_TEMP_IDX] = MT7915_MAX_TEMP; 210 211 if (!IS_REACHABLE(CONFIG_HWMON)) 212 return 0; 213 214 hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy, 215 mt7915_hwmon_groups); 216 if (IS_ERR(hwmon)) 217 return PTR_ERR(hwmon); 218 219 return 0; 220 } 221 222 static void mt7915_led_set_config(struct led_classdev *led_cdev, 223 u8 delay_on, u8 delay_off) 224 { 225 struct mt7915_dev *dev; 226 struct mt76_phy *mphy; 227 u32 val; 228 229 mphy = container_of(led_cdev, struct mt76_phy, leds.cdev); 230 dev = container_of(mphy->dev, struct mt7915_dev, mt76); 231 232 /* set PWM mode */ 233 val = FIELD_PREP(MT_LED_STATUS_DURATION, 0xffff) | 234 FIELD_PREP(MT_LED_STATUS_OFF, delay_off) | 235 FIELD_PREP(MT_LED_STATUS_ON, delay_on); 236 mt76_wr(dev, MT_LED_STATUS_0(mphy->band_idx), val); 237 mt76_wr(dev, MT_LED_STATUS_1(mphy->band_idx), val); 238 239 /* enable LED */ 240 mt76_wr(dev, MT_LED_EN(mphy->band_idx), 1); 241 242 /* control LED */ 243 val = MT_LED_CTRL_KICK; 244 if (dev->mphy.leds.al) 245 val |= MT_LED_CTRL_POLARITY; 246 if (mphy->band_idx) 247 val |= MT_LED_CTRL_BAND; 248 249 mt76_wr(dev, MT_LED_CTRL(mphy->band_idx), val); 250 mt76_clear(dev, MT_LED_CTRL(mphy->band_idx), MT_LED_CTRL_KICK); 251 } 252 253 static int mt7915_led_set_blink(struct led_classdev *led_cdev, 254 unsigned long *delay_on, 255 unsigned long *delay_off) 256 { 257 u16 delta_on = 0, delta_off = 0; 258 259 #define HW_TICK 10 260 #define TO_HW_TICK(_t) (((_t) > HW_TICK) ? ((_t) / HW_TICK) : HW_TICK) 261 262 if (*delay_on) 263 delta_on = TO_HW_TICK(*delay_on); 264 if (*delay_off) 265 delta_off = TO_HW_TICK(*delay_off); 266 267 mt7915_led_set_config(led_cdev, delta_on, delta_off); 268 269 return 0; 270 } 271 272 static void mt7915_led_set_brightness(struct led_classdev *led_cdev, 273 enum led_brightness brightness) 274 { 275 if (!brightness) 276 mt7915_led_set_config(led_cdev, 0, 0xff); 277 else 278 mt7915_led_set_config(led_cdev, 0xff, 0); 279 } 280 281 void mt7915_init_txpower(struct mt7915_dev *dev, 282 struct ieee80211_supported_band *sband) 283 { 284 int i, n_chains = hweight8(dev->mphy.antenna_mask); 285 int nss_delta = mt76_tx_power_nss_delta(n_chains); 286 int pwr_delta = mt7915_eeprom_get_power_delta(dev, sband->band); 287 struct mt76_power_limits limits; 288 289 for (i = 0; i < sband->n_channels; i++) { 290 struct ieee80211_channel *chan = &sband->channels[i]; 291 u32 target_power = 0; 292 int j; 293 294 for (j = 0; j < n_chains; j++) { 295 u32 val; 296 297 val = mt7915_eeprom_get_target_power(dev, chan, j); 298 target_power = max(target_power, val); 299 } 300 301 target_power += pwr_delta; 302 target_power = mt76_get_rate_power_limits(&dev->mphy, chan, 303 &limits, 304 target_power); 305 target_power += nss_delta; 306 target_power = DIV_ROUND_UP(target_power, 2); 307 chan->max_power = min_t(int, chan->max_reg_power, 308 target_power); 309 chan->orig_mpwr = target_power; 310 } 311 } 312 313 static void 314 mt7915_regd_notifier(struct wiphy *wiphy, 315 struct regulatory_request *request) 316 { 317 struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); 318 struct mt7915_dev *dev = mt7915_hw_dev(hw); 319 struct mt76_phy *mphy = hw->priv; 320 struct mt7915_phy *phy = mphy->priv; 321 322 memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2)); 323 dev->mt76.region = request->dfs_region; 324 325 if (dev->mt76.region == NL80211_DFS_UNSET) 326 mt7915_mcu_rdd_background_enable(phy, NULL); 327 328 mt7915_init_txpower(dev, &mphy->sband_2g.sband); 329 mt7915_init_txpower(dev, &mphy->sband_5g.sband); 330 mt7915_init_txpower(dev, &mphy->sband_6g.sband); 331 332 mphy->dfs_state = MT_DFS_STATE_UNKNOWN; 333 mt7915_dfs_init_radar_detector(phy); 334 } 335 336 static void 337 mt7915_init_wiphy(struct mt7915_phy *phy) 338 { 339 struct mt76_phy *mphy = phy->mt76; 340 struct ieee80211_hw *hw = mphy->hw; 341 struct mt76_dev *mdev = &phy->dev->mt76; 342 struct wiphy *wiphy = hw->wiphy; 343 struct mt7915_dev *dev = phy->dev; 344 345 hw->queues = 4; 346 hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; 347 hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; 348 hw->netdev_features = NETIF_F_RXCSUM; 349 350 hw->radiotap_timestamp.units_pos = 351 IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US; 352 353 phy->slottime = 9; 354 355 hw->sta_data_size = sizeof(struct mt7915_sta); 356 hw->vif_data_size = sizeof(struct mt7915_vif); 357 358 wiphy->iface_combinations = if_comb; 359 wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); 360 wiphy->reg_notifier = mt7915_regd_notifier; 361 wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; 362 wiphy->mbssid_max_interfaces = 16; 363 364 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BSS_COLOR); 365 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS); 366 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY); 367 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HT); 368 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT); 369 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HE); 370 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP); 371 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_FILS_DISCOVERY); 372 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_ACK_SIGNAL_SUPPORT); 373 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_CAN_REPLACE_PTK0); 374 375 if (!is_mt7915(&dev->mt76)) 376 wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_STA_TX_PWR); 377 378 if (!mdev->dev->of_node || 379 !of_property_read_bool(mdev->dev->of_node, 380 "mediatek,disable-radar-background")) 381 wiphy_ext_feature_set(wiphy, 382 NL80211_EXT_FEATURE_RADAR_BACKGROUND); 383 384 ieee80211_hw_set(hw, HAS_RATE_CONTROL); 385 ieee80211_hw_set(hw, SUPPORTS_TX_ENCAP_OFFLOAD); 386 ieee80211_hw_set(hw, SUPPORTS_RX_DECAP_OFFLOAD); 387 ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); 388 ieee80211_hw_set(hw, WANT_MONITOR_VIF); 389 390 hw->max_tx_fragments = 4; 391 392 if (phy->mt76->cap.has_2ghz) { 393 phy->mt76->sband_2g.sband.ht_cap.cap |= 394 IEEE80211_HT_CAP_LDPC_CODING | 395 IEEE80211_HT_CAP_MAX_AMSDU; 396 phy->mt76->sband_2g.sband.ht_cap.ampdu_density = 397 IEEE80211_HT_MPDU_DENSITY_4; 398 } 399 400 if (phy->mt76->cap.has_5ghz) { 401 struct ieee80211_sta_vht_cap *vht_cap; 402 403 vht_cap = &phy->mt76->sband_5g.sband.vht_cap; 404 phy->mt76->sband_5g.sband.ht_cap.cap |= 405 IEEE80211_HT_CAP_LDPC_CODING | 406 IEEE80211_HT_CAP_MAX_AMSDU; 407 phy->mt76->sband_5g.sband.ht_cap.ampdu_density = 408 IEEE80211_HT_MPDU_DENSITY_4; 409 410 if (is_mt7915(&dev->mt76)) { 411 vht_cap->cap |= 412 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | 413 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; 414 415 if (!dev->dbdc_support) 416 vht_cap->cap |= 417 IEEE80211_VHT_CAP_SHORT_GI_160 | 418 FIELD_PREP(IEEE80211_VHT_CAP_EXT_NSS_BW_MASK, 1); 419 } else { 420 vht_cap->cap |= 421 IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | 422 IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; 423 424 /* mt7916 dbdc with 2g 2x2 bw40 and 5g 2x2 bw160c */ 425 vht_cap->cap |= 426 IEEE80211_VHT_CAP_SHORT_GI_160 | 427 IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; 428 } 429 430 if (!is_mt7915(&dev->mt76) || !dev->dbdc_support) 431 ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); 432 } 433 434 mt76_set_stream_caps(phy->mt76, true); 435 mt7915_set_stream_vht_txbf_caps(phy); 436 mt7915_set_stream_he_caps(phy); 437 438 wiphy->available_antennas_rx = phy->mt76->antenna_mask; 439 wiphy->available_antennas_tx = phy->mt76->antenna_mask; 440 441 /* init led callbacks */ 442 if (IS_ENABLED(CONFIG_MT76_LEDS)) { 443 mphy->leds.cdev.brightness_set = mt7915_led_set_brightness; 444 mphy->leds.cdev.blink_set = mt7915_led_set_blink; 445 } 446 } 447 448 static void 449 mt7915_mac_init_band(struct mt7915_dev *dev, u8 band) 450 { 451 u32 mask, set; 452 453 mt76_rmw_field(dev, MT_TMAC_CTCR0(band), 454 MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f); 455 mt76_set(dev, MT_TMAC_CTCR0(band), 456 MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN | 457 MT_TMAC_CTCR0_INS_DDLMT_EN); 458 459 mask = MT_MDP_RCFR0_MCU_RX_MGMT | 460 MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR | 461 MT_MDP_RCFR0_MCU_RX_CTL_BAR; 462 set = FIELD_PREP(MT_MDP_RCFR0_MCU_RX_MGMT, MT_MDP_TO_HIF) | 463 FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR, MT_MDP_TO_HIF) | 464 FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_BAR, MT_MDP_TO_HIF); 465 mt76_rmw(dev, MT_MDP_BNRCFR0(band), mask, set); 466 467 mask = MT_MDP_RCFR1_MCU_RX_BYPASS | 468 MT_MDP_RCFR1_RX_DROPPED_UCAST | 469 MT_MDP_RCFR1_RX_DROPPED_MCAST; 470 set = FIELD_PREP(MT_MDP_RCFR1_MCU_RX_BYPASS, MT_MDP_TO_HIF) | 471 FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_UCAST, MT_MDP_TO_HIF) | 472 FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_MCAST, MT_MDP_TO_HIF); 473 mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set); 474 475 mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 0x680); 476 477 /* mt7915: disable rx rate report by default due to hw issues */ 478 mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN); 479 480 /* clear estimated value of EIFS for Rx duration & OBSS time */ 481 mt76_wr(dev, MT_WF_RMAC_RSVD0(band), MT_WF_RMAC_RSVD0_EIFS_CLR); 482 483 /* clear backoff time for Rx duration */ 484 mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME1(band), 485 MT_WF_RMAC_MIB_NONQOSD_BACKOFF); 486 mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME3(band), 487 MT_WF_RMAC_MIB_QOS01_BACKOFF); 488 mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME4(band), 489 MT_WF_RMAC_MIB_QOS23_BACKOFF); 490 491 /* clear backoff time and set software compensation for OBSS time */ 492 mask = MT_WF_RMAC_MIB_OBSS_BACKOFF | MT_WF_RMAC_MIB_ED_OFFSET; 493 set = FIELD_PREP(MT_WF_RMAC_MIB_OBSS_BACKOFF, 0) | 494 FIELD_PREP(MT_WF_RMAC_MIB_ED_OFFSET, 4); 495 mt76_rmw(dev, MT_WF_RMAC_MIB_AIRTIME0(band), mask, set); 496 497 /* filter out non-resp frames and get instanstaeous signal reporting */ 498 mask = MT_WTBLOFF_TOP_RSCR_RCPI_MODE | MT_WTBLOFF_TOP_RSCR_RCPI_PARAM; 499 set = FIELD_PREP(MT_WTBLOFF_TOP_RSCR_RCPI_MODE, 0) | 500 FIELD_PREP(MT_WTBLOFF_TOP_RSCR_RCPI_PARAM, 0x3); 501 mt76_rmw(dev, MT_WTBLOFF_TOP_RSCR(band), mask, set); 502 503 /* MT_TXD5_TX_STATUS_HOST (MPDU format) has higher priority than 504 * MT_AGG_ACR_PPDU_TXS2H (PPDU format) even though ACR bit is set. 505 */ 506 if (mtk_wed_device_active(&dev->mt76.mmio.wed)) 507 mt76_set(dev, MT_AGG_ACR4(band), MT_AGG_ACR_PPDU_TXS2H); 508 } 509 510 static void 511 mt7915_init_led_mux(struct mt7915_dev *dev) 512 { 513 if (!IS_ENABLED(CONFIG_MT76_LEDS)) 514 return; 515 516 if (dev->dbdc_support) { 517 switch (mt76_chip(&dev->mt76)) { 518 case 0x7915: 519 mt76_rmw_field(dev, MT_LED_GPIO_MUX2, 520 GENMASK(11, 8), 4); 521 mt76_rmw_field(dev, MT_LED_GPIO_MUX3, 522 GENMASK(11, 8), 4); 523 break; 524 case 0x7986: 525 mt76_rmw_field(dev, MT_LED_GPIO_MUX0, 526 GENMASK(7, 4), 1); 527 mt76_rmw_field(dev, MT_LED_GPIO_MUX0, 528 GENMASK(11, 8), 1); 529 break; 530 case 0x7916: 531 mt76_rmw_field(dev, MT_LED_GPIO_MUX1, 532 GENMASK(27, 24), 3); 533 mt76_rmw_field(dev, MT_LED_GPIO_MUX1, 534 GENMASK(31, 28), 3); 535 break; 536 default: 537 break; 538 } 539 } else if (dev->mphy.leds.pin) { 540 switch (mt76_chip(&dev->mt76)) { 541 case 0x7915: 542 mt76_rmw_field(dev, MT_LED_GPIO_MUX3, 543 GENMASK(11, 8), 4); 544 break; 545 case 0x7986: 546 mt76_rmw_field(dev, MT_LED_GPIO_MUX0, 547 GENMASK(11, 8), 1); 548 break; 549 case 0x7916: 550 mt76_rmw_field(dev, MT_LED_GPIO_MUX1, 551 GENMASK(31, 28), 3); 552 break; 553 default: 554 break; 555 } 556 } else { 557 switch (mt76_chip(&dev->mt76)) { 558 case 0x7915: 559 mt76_rmw_field(dev, MT_LED_GPIO_MUX2, 560 GENMASK(11, 8), 4); 561 break; 562 case 0x7986: 563 mt76_rmw_field(dev, MT_LED_GPIO_MUX0, 564 GENMASK(7, 4), 1); 565 break; 566 case 0x7916: 567 mt76_rmw_field(dev, MT_LED_GPIO_MUX1, 568 GENMASK(27, 24), 3); 569 break; 570 default: 571 break; 572 } 573 } 574 } 575 576 void mt7915_mac_init(struct mt7915_dev *dev) 577 { 578 int i; 579 u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680; 580 581 /* config pse qid6 wfdma port selection */ 582 if (!is_mt7915(&dev->mt76) && dev->hif2) 583 mt76_rmw(dev, MT_WF_PP_TOP_RXQ_WFDMA_CF_5, 0, 584 MT_WF_PP_TOP_RXQ_QID6_WFDMA_HIF_SEL_MASK); 585 586 mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, rx_len); 587 588 if (!is_mt7915(&dev->mt76)) 589 mt76_clear(dev, MT_MDP_DCR2, MT_MDP_DCR2_RX_TRANS_SHORT); 590 else 591 mt76_clear(dev, MT_PLE_HOST_RPT0, MT_PLE_HOST_RPT0_TX_LATENCY); 592 593 /* enable hardware de-agg */ 594 mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN); 595 596 for (i = 0; i < mt7915_wtbl_size(dev); i++) 597 mt7915_mac_wtbl_update(dev, i, 598 MT_WTBL_UPDATE_ADM_COUNT_CLEAR); 599 for (i = 0; i < 2; i++) 600 mt7915_mac_init_band(dev, i); 601 602 mt7915_init_led_mux(dev); 603 } 604 605 int mt7915_txbf_init(struct mt7915_dev *dev) 606 { 607 int ret; 608 609 if (dev->dbdc_support) { 610 ret = mt7915_mcu_set_txbf(dev, MT_BF_MODULE_UPDATE); 611 if (ret) 612 return ret; 613 } 614 615 /* trigger sounding packets */ 616 ret = mt7915_mcu_set_txbf(dev, MT_BF_SOUNDING_ON); 617 if (ret) 618 return ret; 619 620 /* enable eBF */ 621 return mt7915_mcu_set_txbf(dev, MT_BF_TYPE_UPDATE); 622 } 623 624 static struct mt7915_phy * 625 mt7915_alloc_ext_phy(struct mt7915_dev *dev) 626 { 627 struct mt7915_phy *phy; 628 struct mt76_phy *mphy; 629 630 if (!dev->dbdc_support) 631 return NULL; 632 633 mphy = mt76_alloc_phy(&dev->mt76, sizeof(*phy), &mt7915_ops, MT_BAND1); 634 if (!mphy) 635 return ERR_PTR(-ENOMEM); 636 637 phy = mphy->priv; 638 phy->dev = dev; 639 phy->mt76 = mphy; 640 641 /* Bind main phy to band0 and ext_phy to band1 for dbdc case */ 642 phy->mt76->band_idx = 1; 643 644 return phy; 645 } 646 647 static int 648 mt7915_register_ext_phy(struct mt7915_dev *dev, struct mt7915_phy *phy) 649 { 650 struct mt76_phy *mphy = phy->mt76; 651 int ret; 652 653 INIT_DELAYED_WORK(&mphy->mac_work, mt7915_mac_work); 654 655 mt7915_eeprom_parse_hw_cap(dev, phy); 656 657 memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR2, 658 ETH_ALEN); 659 /* Make the secondary PHY MAC address local without overlapping with 660 * the usual MAC address allocation scheme on multiple virtual interfaces 661 */ 662 if (!is_valid_ether_addr(mphy->macaddr)) { 663 memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, 664 ETH_ALEN); 665 mphy->macaddr[0] |= 2; 666 mphy->macaddr[0] ^= BIT(7); 667 } 668 mt76_eeprom_override(mphy); 669 670 /* init wiphy according to mphy and phy */ 671 mt7915_init_wiphy(phy); 672 673 ret = mt76_register_phy(mphy, true, mt76_rates, 674 ARRAY_SIZE(mt76_rates)); 675 if (ret) 676 return ret; 677 678 ret = mt7915_thermal_init(phy); 679 if (ret) 680 goto unreg; 681 682 mt7915_init_debugfs(phy); 683 684 return 0; 685 686 unreg: 687 mt76_unregister_phy(mphy); 688 return ret; 689 } 690 691 static void mt7915_init_work(struct work_struct *work) 692 { 693 struct mt7915_dev *dev = container_of(work, struct mt7915_dev, 694 init_work); 695 696 mt7915_mcu_set_eeprom(dev); 697 mt7915_mac_init(dev); 698 mt7915_init_txpower(dev, &dev->mphy.sband_2g.sband); 699 mt7915_init_txpower(dev, &dev->mphy.sband_5g.sband); 700 mt7915_init_txpower(dev, &dev->mphy.sband_6g.sband); 701 mt7915_txbf_init(dev); 702 } 703 704 void mt7915_wfsys_reset(struct mt7915_dev *dev) 705 { 706 #define MT_MCU_DUMMY_RANDOM GENMASK(15, 0) 707 #define MT_MCU_DUMMY_DEFAULT GENMASK(31, 16) 708 709 if (is_mt7915(&dev->mt76)) { 710 u32 val = MT_TOP_PWR_KEY | MT_TOP_PWR_SW_PWR_ON | MT_TOP_PWR_PWR_ON; 711 712 mt76_wr(dev, MT_MCU_WFDMA0_DUMMY_CR, MT_MCU_DUMMY_RANDOM); 713 714 /* change to software control */ 715 val |= MT_TOP_PWR_SW_RST; 716 mt76_wr(dev, MT_TOP_PWR_CTRL, val); 717 718 /* reset wfsys */ 719 val &= ~MT_TOP_PWR_SW_RST; 720 mt76_wr(dev, MT_TOP_PWR_CTRL, val); 721 722 /* release wfsys then mcu re-executes romcode */ 723 val |= MT_TOP_PWR_SW_RST; 724 mt76_wr(dev, MT_TOP_PWR_CTRL, val); 725 726 /* switch to hw control */ 727 val &= ~MT_TOP_PWR_SW_RST; 728 val |= MT_TOP_PWR_HW_CTRL; 729 mt76_wr(dev, MT_TOP_PWR_CTRL, val); 730 731 /* check whether mcu resets to default */ 732 if (!mt76_poll_msec(dev, MT_MCU_WFDMA0_DUMMY_CR, 733 MT_MCU_DUMMY_DEFAULT, MT_MCU_DUMMY_DEFAULT, 734 1000)) { 735 dev_err(dev->mt76.dev, "wifi subsystem reset failure\n"); 736 return; 737 } 738 739 /* wfsys reset won't clear host registers */ 740 mt76_clear(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE); 741 742 msleep(100); 743 } else if (is_mt798x(&dev->mt76)) { 744 mt7986_wmac_disable(dev); 745 msleep(20); 746 747 mt7986_wmac_enable(dev); 748 msleep(20); 749 } else { 750 mt76_set(dev, MT_WF_SUBSYS_RST, 0x1); 751 msleep(20); 752 753 mt76_clear(dev, MT_WF_SUBSYS_RST, 0x1); 754 msleep(20); 755 } 756 } 757 758 static bool mt7915_band_config(struct mt7915_dev *dev) 759 { 760 bool ret = true; 761 762 dev->phy.mt76->band_idx = 0; 763 764 if (is_mt798x(&dev->mt76)) { 765 u32 sku = mt7915_check_adie(dev, true); 766 767 /* 768 * for mt7986, dbdc support is determined by the number 769 * of adie chips and the main phy is bound to band1 when 770 * dbdc is disabled. 771 */ 772 if (sku == MT7975_ONE_ADIE || sku == MT7976_ONE_ADIE) { 773 dev->phy.mt76->band_idx = 1; 774 ret = false; 775 } 776 } else { 777 ret = is_mt7915(&dev->mt76) ? 778 !!(mt76_rr(dev, MT_HW_BOUND) & BIT(5)) : true; 779 } 780 781 return ret; 782 } 783 784 static int 785 mt7915_init_hardware(struct mt7915_dev *dev, struct mt7915_phy *phy2) 786 { 787 int ret, idx; 788 789 mt76_wr(dev, MT_INT_MASK_CSR, 0); 790 mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); 791 792 INIT_WORK(&dev->init_work, mt7915_init_work); 793 794 ret = mt7915_dma_init(dev, phy2); 795 if (ret) 796 return ret; 797 798 set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state); 799 800 ret = mt7915_mcu_init(dev); 801 if (ret) 802 return ret; 803 804 ret = mt7915_eeprom_init(dev); 805 if (ret < 0) 806 return ret; 807 808 if (dev->flash_mode) { 809 ret = mt7915_mcu_apply_group_cal(dev); 810 if (ret) 811 return ret; 812 } 813 814 /* Beacon and mgmt frames should occupy wcid 0 */ 815 idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); 816 if (idx) 817 return -ENOSPC; 818 819 dev->mt76.global_wcid.idx = idx; 820 dev->mt76.global_wcid.hw_key_idx = -1; 821 dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET; 822 rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid); 823 824 return 0; 825 } 826 827 void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy) 828 { 829 int sts; 830 u32 *cap; 831 832 if (!phy->mt76->cap.has_5ghz) 833 return; 834 835 sts = hweight8(phy->mt76->chainmask); 836 cap = &phy->mt76->sband_5g.sband.vht_cap.cap; 837 838 *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | 839 IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | 840 FIELD_PREP(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, 841 sts - 1); 842 843 *cap &= ~(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK | 844 IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 845 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); 846 847 if (sts < 2) 848 return; 849 850 *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | 851 IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE | 852 FIELD_PREP(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, 853 sts - 1); 854 } 855 856 static void 857 mt7915_set_stream_he_txbf_caps(struct mt7915_phy *phy, 858 struct ieee80211_sta_he_cap *he_cap, int vif) 859 { 860 struct mt7915_dev *dev = phy->dev; 861 struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; 862 int sts = hweight8(phy->mt76->chainmask); 863 u8 c, sts_160 = sts; 864 865 /* Can do 1/2 of STS in 160Mhz mode for mt7915 */ 866 if (is_mt7915(&dev->mt76)) { 867 if (!dev->dbdc_support) 868 sts_160 /= 2; 869 else 870 sts_160 = 0; 871 } 872 873 #ifdef CONFIG_MAC80211_MESH 874 if (vif == NL80211_IFTYPE_MESH_POINT) 875 return; 876 #endif 877 878 elem->phy_cap_info[3] &= ~IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER; 879 elem->phy_cap_info[4] &= ~IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; 880 881 c = IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK; 882 if (sts_160) 883 c |= IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK; 884 elem->phy_cap_info[5] &= ~c; 885 886 c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | 887 IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB; 888 elem->phy_cap_info[6] &= ~c; 889 890 elem->phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_MAX_NC_MASK; 891 892 c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US; 893 if (!is_mt7915(&dev->mt76)) 894 c |= IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | 895 IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; 896 elem->phy_cap_info[2] |= c; 897 898 c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | 899 IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; 900 if (sts_160) 901 c |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; 902 elem->phy_cap_info[4] |= c; 903 904 /* do not support NG16 due to spec D4.0 changes subcarrier idx */ 905 c = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | 906 IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU; 907 908 if (vif == NL80211_IFTYPE_STATION) 909 c |= IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO; 910 911 elem->phy_cap_info[6] |= c; 912 913 if (sts < 2) 914 return; 915 916 /* the maximum cap is 4 x 3, (Nr, Nc) = (3, 2) */ 917 elem->phy_cap_info[7] |= min_t(int, sts - 1, 2) << 3; 918 919 if (vif != NL80211_IFTYPE_AP) 920 return; 921 922 elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER; 923 elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; 924 925 c = FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, 926 sts - 1); 927 if (sts_160) 928 c |= FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, 929 sts_160 - 1); 930 elem->phy_cap_info[5] |= c; 931 932 c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | 933 IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB; 934 elem->phy_cap_info[6] |= c; 935 936 if (!is_mt7915(&dev->mt76)) { 937 c = IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ | 938 IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; 939 elem->phy_cap_info[7] |= c; 940 } 941 } 942 943 static int 944 mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, 945 struct ieee80211_sband_iftype_data *data) 946 { 947 struct mt7915_dev *dev = phy->dev; 948 int i, idx = 0, nss = hweight8(phy->mt76->antenna_mask); 949 u16 mcs_map = 0; 950 u16 mcs_map_160 = 0; 951 u8 nss_160; 952 953 if (!is_mt7915(&dev->mt76)) 954 nss_160 = nss; 955 else if (!dev->dbdc_support) 956 /* Can do 1/2 of NSS streams in 160Mhz mode for mt7915 */ 957 nss_160 = nss / 2; 958 else 959 /* Can't do 160MHz with mt7915 dbdc */ 960 nss_160 = 0; 961 962 for (i = 0; i < 8; i++) { 963 if (i < nss) 964 mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); 965 else 966 mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); 967 968 if (i < nss_160) 969 mcs_map_160 |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); 970 else 971 mcs_map_160 |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); 972 } 973 974 for (i = 0; i < NUM_NL80211_IFTYPES; i++) { 975 struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; 976 struct ieee80211_he_cap_elem *he_cap_elem = 977 &he_cap->he_cap_elem; 978 struct ieee80211_he_mcs_nss_supp *he_mcs = 979 &he_cap->he_mcs_nss_supp; 980 981 switch (i) { 982 case NL80211_IFTYPE_STATION: 983 case NL80211_IFTYPE_AP: 984 #ifdef CONFIG_MAC80211_MESH 985 case NL80211_IFTYPE_MESH_POINT: 986 #endif 987 break; 988 default: 989 continue; 990 } 991 992 data[idx].types_mask = BIT(i); 993 he_cap->has_he = true; 994 995 he_cap_elem->mac_cap_info[0] = 996 IEEE80211_HE_MAC_CAP0_HTC_HE; 997 he_cap_elem->mac_cap_info[3] = 998 IEEE80211_HE_MAC_CAP3_OMI_CONTROL | 999 IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; 1000 he_cap_elem->mac_cap_info[4] = 1001 IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; 1002 1003 if (band == NL80211_BAND_2GHZ) 1004 he_cap_elem->phy_cap_info[0] = 1005 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; 1006 else if (nss_160) 1007 he_cap_elem->phy_cap_info[0] = 1008 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | 1009 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G; 1010 else 1011 he_cap_elem->phy_cap_info[0] = 1012 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; 1013 1014 he_cap_elem->phy_cap_info[1] = 1015 IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; 1016 he_cap_elem->phy_cap_info[2] = 1017 IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | 1018 IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ; 1019 1020 switch (i) { 1021 case NL80211_IFTYPE_AP: 1022 he_cap_elem->mac_cap_info[0] |= 1023 IEEE80211_HE_MAC_CAP0_TWT_RES; 1024 he_cap_elem->mac_cap_info[2] |= 1025 IEEE80211_HE_MAC_CAP2_BSR; 1026 he_cap_elem->mac_cap_info[4] |= 1027 IEEE80211_HE_MAC_CAP4_BQR; 1028 he_cap_elem->mac_cap_info[5] |= 1029 IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; 1030 he_cap_elem->phy_cap_info[3] |= 1031 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | 1032 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; 1033 he_cap_elem->phy_cap_info[6] |= 1034 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | 1035 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; 1036 he_cap_elem->phy_cap_info[9] |= 1037 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | 1038 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; 1039 break; 1040 case NL80211_IFTYPE_STATION: 1041 he_cap_elem->mac_cap_info[1] |= 1042 IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; 1043 1044 if (band == NL80211_BAND_2GHZ) 1045 he_cap_elem->phy_cap_info[0] |= 1046 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; 1047 else 1048 he_cap_elem->phy_cap_info[0] |= 1049 IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; 1050 1051 he_cap_elem->phy_cap_info[1] |= 1052 IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | 1053 IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; 1054 he_cap_elem->phy_cap_info[3] |= 1055 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | 1056 IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; 1057 he_cap_elem->phy_cap_info[6] |= 1058 IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | 1059 IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | 1060 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; 1061 he_cap_elem->phy_cap_info[7] |= 1062 IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | 1063 IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; 1064 he_cap_elem->phy_cap_info[8] |= 1065 IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | 1066 IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; 1067 if (nss_160) 1068 he_cap_elem->phy_cap_info[8] |= 1069 IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | 1070 IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; 1071 he_cap_elem->phy_cap_info[9] |= 1072 IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | 1073 IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | 1074 IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | 1075 IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | 1076 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | 1077 IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; 1078 break; 1079 } 1080 1081 memset(he_mcs, 0, sizeof(*he_mcs)); 1082 he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); 1083 he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); 1084 he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map_160); 1085 he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map_160); 1086 1087 mt7915_set_stream_he_txbf_caps(phy, he_cap, i); 1088 1089 memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); 1090 if (he_cap_elem->phy_cap_info[6] & 1091 IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { 1092 mt76_connac_gen_ppe_thresh(he_cap->ppe_thres, nss); 1093 } else { 1094 he_cap_elem->phy_cap_info[9] |= 1095 u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, 1096 IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); 1097 } 1098 1099 if (band == NL80211_BAND_6GHZ) { 1100 u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | 1101 IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; 1102 1103 cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_2, 1104 IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | 1105 u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, 1106 IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | 1107 u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, 1108 IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); 1109 1110 data[idx].he_6ghz_capa.capa = cpu_to_le16(cap); 1111 } 1112 1113 idx++; 1114 } 1115 1116 return idx; 1117 } 1118 1119 void mt7915_set_stream_he_caps(struct mt7915_phy *phy) 1120 { 1121 struct ieee80211_sband_iftype_data *data; 1122 struct ieee80211_supported_band *band; 1123 int n; 1124 1125 if (phy->mt76->cap.has_2ghz) { 1126 data = phy->iftype[NL80211_BAND_2GHZ]; 1127 n = mt7915_init_he_caps(phy, NL80211_BAND_2GHZ, data); 1128 1129 band = &phy->mt76->sband_2g.sband; 1130 band->iftype_data = data; 1131 band->n_iftype_data = n; 1132 } 1133 1134 if (phy->mt76->cap.has_5ghz) { 1135 data = phy->iftype[NL80211_BAND_5GHZ]; 1136 n = mt7915_init_he_caps(phy, NL80211_BAND_5GHZ, data); 1137 1138 band = &phy->mt76->sband_5g.sband; 1139 band->iftype_data = data; 1140 band->n_iftype_data = n; 1141 } 1142 1143 if (phy->mt76->cap.has_6ghz) { 1144 data = phy->iftype[NL80211_BAND_6GHZ]; 1145 n = mt7915_init_he_caps(phy, NL80211_BAND_6GHZ, data); 1146 1147 band = &phy->mt76->sband_6g.sband; 1148 band->iftype_data = data; 1149 band->n_iftype_data = n; 1150 } 1151 } 1152 1153 static void mt7915_unregister_ext_phy(struct mt7915_dev *dev) 1154 { 1155 struct mt7915_phy *phy = mt7915_ext_phy(dev); 1156 struct mt76_phy *mphy = dev->mt76.phys[MT_BAND1]; 1157 1158 if (!phy) 1159 return; 1160 1161 mt7915_unregister_thermal(phy); 1162 mt76_unregister_phy(mphy); 1163 ieee80211_free_hw(mphy->hw); 1164 } 1165 1166 static void mt7915_stop_hardware(struct mt7915_dev *dev) 1167 { 1168 mt7915_mcu_exit(dev); 1169 mt76_connac2_tx_token_put(&dev->mt76); 1170 mt7915_dma_cleanup(dev); 1171 tasklet_disable(&dev->mt76.irq_tasklet); 1172 1173 if (is_mt798x(&dev->mt76)) 1174 mt7986_wmac_disable(dev); 1175 } 1176 1177 int mt7915_register_device(struct mt7915_dev *dev) 1178 { 1179 struct mt7915_phy *phy2; 1180 int ret; 1181 1182 dev->phy.dev = dev; 1183 dev->phy.mt76 = &dev->mt76.phy; 1184 dev->mt76.phy.priv = &dev->phy; 1185 INIT_WORK(&dev->rc_work, mt7915_mac_sta_rc_work); 1186 INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7915_mac_work); 1187 INIT_LIST_HEAD(&dev->sta_rc_list); 1188 INIT_LIST_HEAD(&dev->twt_list); 1189 1190 init_waitqueue_head(&dev->reset_wait); 1191 INIT_WORK(&dev->reset_work, mt7915_mac_reset_work); 1192 INIT_WORK(&dev->dump_work, mt7915_mac_dump_work); 1193 mutex_init(&dev->dump_mutex); 1194 1195 dev->dbdc_support = mt7915_band_config(dev); 1196 1197 phy2 = mt7915_alloc_ext_phy(dev); 1198 if (IS_ERR(phy2)) 1199 return PTR_ERR(phy2); 1200 1201 ret = mt7915_init_hardware(dev, phy2); 1202 if (ret) 1203 goto free_phy2; 1204 1205 mt7915_init_wiphy(&dev->phy); 1206 1207 #ifdef CONFIG_NL80211_TESTMODE 1208 dev->mt76.test_ops = &mt7915_testmode_ops; 1209 #endif 1210 1211 ret = mt76_register_device(&dev->mt76, true, mt76_rates, 1212 ARRAY_SIZE(mt76_rates)); 1213 if (ret) 1214 goto stop_hw; 1215 1216 ret = mt7915_thermal_init(&dev->phy); 1217 if (ret) 1218 goto unreg_dev; 1219 1220 ieee80211_queue_work(mt76_hw(dev), &dev->init_work); 1221 1222 if (phy2) { 1223 ret = mt7915_register_ext_phy(dev, phy2); 1224 if (ret) 1225 goto unreg_thermal; 1226 } 1227 1228 dev->recovery.hw_init_done = true; 1229 1230 ret = mt7915_init_debugfs(&dev->phy); 1231 if (ret) 1232 goto unreg_thermal; 1233 1234 ret = mt7915_coredump_register(dev); 1235 if (ret) 1236 goto unreg_thermal; 1237 1238 return 0; 1239 1240 unreg_thermal: 1241 mt7915_unregister_thermal(&dev->phy); 1242 unreg_dev: 1243 mt76_unregister_device(&dev->mt76); 1244 stop_hw: 1245 mt7915_stop_hardware(dev); 1246 free_phy2: 1247 if (phy2) 1248 ieee80211_free_hw(phy2->mt76->hw); 1249 return ret; 1250 } 1251 1252 void mt7915_unregister_device(struct mt7915_dev *dev) 1253 { 1254 mt7915_unregister_ext_phy(dev); 1255 mt7915_coredump_unregister(dev); 1256 mt7915_unregister_thermal(&dev->phy); 1257 mt76_unregister_device(&dev->mt76); 1258 mt7915_stop_hardware(dev); 1259 1260 mt76_free_device(&dev->mt76); 1261 } 1262