| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Ryder Lee | 3354 | 60.27% | 30 | 30.93% |
| Lorenzo Bianconi | 665 | 11.95% | 16 | 16.49% |
| MeiChia Chiu | 427 | 7.67% | 4 | 4.12% |
| Bo Jiao | 370 | 6.65% | 10 | 10.31% |
| Shayne Chen | 277 | 4.98% | 8 | 8.25% |
| Felix Fietkau | 199 | 3.58% | 10 | 10.31% |
| Nicolas Cavallari | 126 | 2.26% | 5 | 5.15% |
| Peter Chiu | 85 | 1.53% | 3 | 3.09% |
| Ben Greear | 36 | 0.65% | 2 | 2.06% |
| Deren Wu | 7 | 0.13% | 1 | 1.03% |
| Johannes Berg | 7 | 0.13% | 3 | 3.09% |
| Miri Korenblit | 6 | 0.11% | 1 | 1.03% |
| Colin Ian King | 2 | 0.04% | 1 | 1.03% |
| Mordechai Goodstein | 2 | 0.04% | 1 | 1.03% |
| Julia Lawall | 1 | 0.02% | 1 | 1.03% |
| Randy Dunlap | 1 | 0.02% | 1 | 1.03% |
| Total | 5565 | 97 |
// SPDX-License-Identifier: ISC /* Copyright (C) 2020 MediaTek Inc. */ #include <linux/etherdevice.h> #include <linux/hwmon.h> #include <linux/hwmon-sysfs.h> #include <linux/thermal.h> #include "mt7915.h" #include "mac.h" #include "mcu.h" #include "coredump.h" #include "eeprom.h" static const struct ieee80211_iface_limit if_limits[] = { { .max = 1, .types = BIT(NL80211_IFTYPE_ADHOC) }, { .max = 16, .types = BIT(NL80211_IFTYPE_AP) #ifdef CONFIG_MAC80211_MESH | BIT(NL80211_IFTYPE_MESH_POINT) #endif }, { .max = MT7915_MAX_INTERFACES, .types = BIT(NL80211_IFTYPE_STATION) } }; static const struct ieee80211_iface_combination if_comb[] = { { .limits = if_limits, .n_limits = ARRAY_SIZE(if_limits), .max_interfaces = MT7915_MAX_INTERFACES, .num_different_channels = 1, .beacon_int_infra_match = true, .radar_detect_widths = BIT(NL80211_CHAN_WIDTH_20_NOHT) | BIT(NL80211_CHAN_WIDTH_20) | BIT(NL80211_CHAN_WIDTH_40) | BIT(NL80211_CHAN_WIDTH_80) | BIT(NL80211_CHAN_WIDTH_160) | BIT(NL80211_CHAN_WIDTH_80P80), } }; static ssize_t mt7915_thermal_temp_show(struct device *dev, struct device_attribute *attr, char *buf) { struct mt7915_phy *phy = dev_get_drvdata(dev); int i = to_sensor_dev_attr(attr)->index; int temperature; switch (i) { case 0: temperature = mt7915_mcu_get_temperature(phy); if (temperature < 0) return temperature; /* display in millidegree celcius */ return sprintf(buf, "%u\n", temperature * 1000); case 1: case 2: return sprintf(buf, "%u\n", phy->throttle_temp[i - 1] * 1000); case 3: return sprintf(buf, "%hhu\n", phy->throttle_state); default: return -EINVAL; } } static ssize_t mt7915_thermal_temp_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct mt7915_phy *phy = dev_get_drvdata(dev); int ret, i = to_sensor_dev_attr(attr)->index; long val; ret = kstrtol(buf, 10, &val); if (ret < 0) return ret; mutex_lock(&phy->dev->mt76.mutex); val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 60, 130); phy->throttle_temp[i - 1] = val; mutex_unlock(&phy->dev->mt76.mutex); return count; } static SENSOR_DEVICE_ATTR_RO(temp1_input, mt7915_thermal_temp, 0); static SENSOR_DEVICE_ATTR_RW(temp1_crit, mt7915_thermal_temp, 1); static SENSOR_DEVICE_ATTR_RW(temp1_max, mt7915_thermal_temp, 2); static SENSOR_DEVICE_ATTR_RO(throttle1, mt7915_thermal_temp, 3); static struct attribute *mt7915_hwmon_attrs[] = { &sensor_dev_attr_temp1_input.dev_attr.attr, &sensor_dev_attr_temp1_crit.dev_attr.attr, &sensor_dev_attr_temp1_max.dev_attr.attr, &sensor_dev_attr_throttle1.dev_attr.attr, NULL, }; ATTRIBUTE_GROUPS(mt7915_hwmon); static int mt7915_thermal_get_max_throttle_state(struct thermal_cooling_device *cdev, unsigned long *state) { *state = MT7915_CDEV_THROTTLE_MAX; return 0; } static int mt7915_thermal_get_cur_throttle_state(struct thermal_cooling_device *cdev, unsigned long *state) { struct mt7915_phy *phy = cdev->devdata; *state = phy->cdev_state; return 0; } static int mt7915_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev, unsigned long state) { struct mt7915_phy *phy = cdev->devdata; u8 throttling = MT7915_THERMAL_THROTTLE_MAX - state; int ret; if (state > MT7915_CDEV_THROTTLE_MAX) return -EINVAL; if (phy->throttle_temp[0] > phy->throttle_temp[1]) return 0; if (state == phy->cdev_state) return 0; /* * cooling_device convention: 0 = no cooling, more = more cooling * mcu convention: 1 = max cooling, more = less cooling */ ret = mt7915_mcu_set_thermal_throttling(phy, throttling); if (ret) return ret; phy->cdev_state = state; return 0; } static const struct thermal_cooling_device_ops mt7915_thermal_ops = { .get_max_state = mt7915_thermal_get_max_throttle_state, .get_cur_state = mt7915_thermal_get_cur_throttle_state, .set_cur_state = mt7915_thermal_set_cur_throttle_state, }; static void mt7915_unregister_thermal(struct mt7915_phy *phy) { struct wiphy *wiphy = phy->mt76->hw->wiphy; if (!phy->cdev) return; sysfs_remove_link(&wiphy->dev.kobj, "cooling_device"); thermal_cooling_device_unregister(phy->cdev); } static int mt7915_thermal_init(struct mt7915_phy *phy) { struct wiphy *wiphy = phy->mt76->hw->wiphy; struct thermal_cooling_device *cdev; struct device *hwmon; const char *name; name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7915_%s", wiphy_name(wiphy)); cdev = thermal_cooling_device_register(name, phy, &mt7915_thermal_ops); if (!IS_ERR(cdev)) { if (sysfs_create_link(&wiphy->dev.kobj, &cdev->device.kobj, "cooling_device") < 0) thermal_cooling_device_unregister(cdev); else phy->cdev = cdev; } if (!IS_REACHABLE(CONFIG_HWMON)) return 0; hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy, mt7915_hwmon_groups); if (IS_ERR(hwmon)) return PTR_ERR(hwmon); /* initialize critical/maximum high temperature */ phy->throttle_temp[0] = 110; phy->throttle_temp[1] = 120; return mt7915_mcu_set_thermal_throttling(phy, MT7915_THERMAL_THROTTLE_MAX); } static void mt7915_led_set_config(struct led_classdev *led_cdev, u8 delay_on, u8 delay_off) { struct mt7915_dev *dev; struct mt76_dev *mt76; u32 val; mt76 = container_of(led_cdev, struct mt76_dev, led_cdev); dev = container_of(mt76, struct mt7915_dev, mt76); /* select TX blink mode, 2: only data frames */ mt76_rmw_field(dev, MT_TMAC_TCR0(0), MT_TMAC_TCR0_TX_BLINK, 2); /* enable LED */ mt76_wr(dev, MT_LED_EN(0), 1); /* set LED Tx blink on/off time */ val = FIELD_PREP(MT_LED_TX_BLINK_ON_MASK, delay_on) | FIELD_PREP(MT_LED_TX_BLINK_OFF_MASK, delay_off); mt76_wr(dev, MT_LED_TX_BLINK(0), val); /* control LED */ val = MT_LED_CTRL_BLINK_MODE | MT_LED_CTRL_KICK; if (dev->mt76.led_al) val |= MT_LED_CTRL_POLARITY; mt76_wr(dev, MT_LED_CTRL(0), val); mt76_clear(dev, MT_LED_CTRL(0), MT_LED_CTRL_KICK); } static int mt7915_led_set_blink(struct led_classdev *led_cdev, unsigned long *delay_on, unsigned long *delay_off) { u16 delta_on = 0, delta_off = 0; #define HW_TICK 10 #define TO_HW_TICK(_t) (((_t) > HW_TICK) ? ((_t) / HW_TICK) : HW_TICK) if (*delay_on) delta_on = TO_HW_TICK(*delay_on); if (*delay_off) delta_off = TO_HW_TICK(*delay_off); mt7915_led_set_config(led_cdev, delta_on, delta_off); return 0; } static void mt7915_led_set_brightness(struct led_classdev *led_cdev, enum led_brightness brightness) { if (!brightness) mt7915_led_set_config(led_cdev, 0, 0xff); else mt7915_led_set_config(led_cdev, 0xff, 0); } void mt7915_init_txpower(struct mt7915_dev *dev, struct ieee80211_supported_band *sband) { int i, n_chains = hweight8(dev->mphy.antenna_mask); int nss_delta = mt76_tx_power_nss_delta(n_chains); int pwr_delta = mt7915_eeprom_get_power_delta(dev, sband->band); struct mt76_power_limits limits; for (i = 0; i < sband->n_channels; i++) { struct ieee80211_channel *chan = &sband->channels[i]; u32 target_power = 0; int j; for (j = 0; j < n_chains; j++) { u32 val; val = mt7915_eeprom_get_target_power(dev, chan, j); target_power = max(target_power, val); } target_power += pwr_delta; target_power = mt76_get_rate_power_limits(&dev->mphy, chan, &limits, target_power); target_power += nss_delta; target_power = DIV_ROUND_UP(target_power, 2); chan->max_power = min_t(int, chan->max_reg_power, target_power); chan->orig_mpwr = target_power; } } static void mt7915_regd_notifier(struct wiphy *wiphy, struct regulatory_request *request) { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct mt7915_dev *dev = mt7915_hw_dev(hw); struct mt76_phy *mphy = hw->priv; struct mt7915_phy *phy = mphy->priv; memcpy(dev->mt76.alpha2, request->alpha2, sizeof(dev->mt76.alpha2)); dev->mt76.region = request->dfs_region; if (dev->mt76.region == NL80211_DFS_UNSET) mt7915_mcu_rdd_background_enable(phy, NULL); mt7915_init_txpower(dev, &mphy->sband_2g.sband); mt7915_init_txpower(dev, &mphy->sband_5g.sband); mt7915_init_txpower(dev, &mphy->sband_6g.sband); mphy->dfs_state = MT_DFS_STATE_UNKNOWN; mt7915_dfs_init_radar_detector(phy); } static void mt7915_init_wiphy(struct ieee80211_hw *hw) { struct mt7915_phy *phy = mt7915_hw_phy(hw); struct mt76_dev *mdev = &phy->dev->mt76; struct wiphy *wiphy = hw->wiphy; struct mt7915_dev *dev = phy->dev; hw->queues = 4; hw->max_rx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; hw->max_tx_aggregation_subframes = IEEE80211_MAX_AMPDU_BUF_HE; hw->netdev_features = NETIF_F_RXCSUM; hw->radiotap_timestamp.units_pos = IEEE80211_RADIOTAP_TIMESTAMP_UNIT_US; phy->slottime = 9; hw->sta_data_size = sizeof(struct mt7915_sta); hw->vif_data_size = sizeof(struct mt7915_vif); wiphy->iface_combinations = if_comb; wiphy->n_iface_combinations = ARRAY_SIZE(if_comb); wiphy->reg_notifier = mt7915_regd_notifier; wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH; wiphy->mbssid_max_interfaces = 16; wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BSS_COLOR); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_VHT_IBSS); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_LEGACY); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HT); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_VHT); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_BEACON_RATE_HE); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_UNSOL_BCAST_PROBE_RESP); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_FILS_DISCOVERY); wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_ACK_SIGNAL_SUPPORT); if (!is_mt7915(&dev->mt76)) wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_STA_TX_PWR); if (!mdev->dev->of_node || !of_property_read_bool(mdev->dev->of_node, "mediatek,disable-radar-background")) wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_RADAR_BACKGROUND); ieee80211_hw_set(hw, HAS_RATE_CONTROL); ieee80211_hw_set(hw, SUPPORTS_TX_ENCAP_OFFLOAD); ieee80211_hw_set(hw, SUPPORTS_RX_DECAP_OFFLOAD); ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); ieee80211_hw_set(hw, WANT_MONITOR_VIF); ieee80211_hw_set(hw, SUPPORTS_VHT_EXT_NSS_BW); hw->max_tx_fragments = 4; if (phy->mt76->cap.has_2ghz) { phy->mt76->sband_2g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING | IEEE80211_HT_CAP_MAX_AMSDU; phy->mt76->sband_2g.sband.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_4; } if (phy->mt76->cap.has_5ghz) { phy->mt76->sband_5g.sband.ht_cap.cap |= IEEE80211_HT_CAP_LDPC_CODING | IEEE80211_HT_CAP_MAX_AMSDU; phy->mt76->sband_5g.sband.ht_cap.ampdu_density = IEEE80211_HT_MPDU_DENSITY_4; if (is_mt7915(&dev->mt76)) { phy->mt76->sband_5g.sband.vht_cap.cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; if (!dev->dbdc_support) phy->mt76->sband_5g.sband.vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160 | IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ; } else { phy->mt76->sband_5g.sband.vht_cap.cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 | IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK; /* mt7916 dbdc with 2g 2x2 bw40 and 5g 2x2 bw160c */ phy->mt76->sband_5g.sband.vht_cap.cap |= IEEE80211_VHT_CAP_SHORT_GI_160 | IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ; } } mt76_set_stream_caps(phy->mt76, true); mt7915_set_stream_vht_txbf_caps(phy); mt7915_set_stream_he_caps(phy); wiphy->available_antennas_rx = phy->mt76->antenna_mask; wiphy->available_antennas_tx = phy->mt76->antenna_mask; } static void mt7915_mac_init_band(struct mt7915_dev *dev, u8 band) { u32 mask, set; mt76_rmw_field(dev, MT_TMAC_CTCR0(band), MT_TMAC_CTCR0_INS_DDLMT_REFTIME, 0x3f); mt76_set(dev, MT_TMAC_CTCR0(band), MT_TMAC_CTCR0_INS_DDLMT_VHT_SMPDU_EN | MT_TMAC_CTCR0_INS_DDLMT_EN); mask = MT_MDP_RCFR0_MCU_RX_MGMT | MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR | MT_MDP_RCFR0_MCU_RX_CTL_BAR; set = FIELD_PREP(MT_MDP_RCFR0_MCU_RX_MGMT, MT_MDP_TO_HIF) | FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_NON_BAR, MT_MDP_TO_HIF) | FIELD_PREP(MT_MDP_RCFR0_MCU_RX_CTL_BAR, MT_MDP_TO_HIF); mt76_rmw(dev, MT_MDP_BNRCFR0(band), mask, set); mask = MT_MDP_RCFR1_MCU_RX_BYPASS | MT_MDP_RCFR1_RX_DROPPED_UCAST | MT_MDP_RCFR1_RX_DROPPED_MCAST; set = FIELD_PREP(MT_MDP_RCFR1_MCU_RX_BYPASS, MT_MDP_TO_HIF) | FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_UCAST, MT_MDP_TO_HIF) | FIELD_PREP(MT_MDP_RCFR1_RX_DROPPED_MCAST, MT_MDP_TO_HIF); mt76_rmw(dev, MT_MDP_BNRCFR1(band), mask, set); mt76_rmw_field(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_MAX_RX_LEN, 0x680); /* mt7915: disable rx rate report by default due to hw issues */ mt76_clear(dev, MT_DMA_DCR0(band), MT_DMA_DCR0_RXD_G5_EN); /* clear estimated value of EIFS for Rx duration & OBSS time */ mt76_wr(dev, MT_WF_RMAC_RSVD0(band), MT_WF_RMAC_RSVD0_EIFS_CLR); /* clear backoff time for Rx duration */ mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME1(band), MT_WF_RMAC_MIB_NONQOSD_BACKOFF); mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME3(band), MT_WF_RMAC_MIB_QOS01_BACKOFF); mt76_clear(dev, MT_WF_RMAC_MIB_AIRTIME4(band), MT_WF_RMAC_MIB_QOS23_BACKOFF); /* clear backoff time and set software compensation for OBSS time */ mask = MT_WF_RMAC_MIB_OBSS_BACKOFF | MT_WF_RMAC_MIB_ED_OFFSET; set = FIELD_PREP(MT_WF_RMAC_MIB_OBSS_BACKOFF, 0) | FIELD_PREP(MT_WF_RMAC_MIB_ED_OFFSET, 4); mt76_rmw(dev, MT_WF_RMAC_MIB_AIRTIME0(band), mask, set); /* filter out non-resp frames and get instanstaeous signal reporting */ mask = MT_WTBLOFF_TOP_RSCR_RCPI_MODE | MT_WTBLOFF_TOP_RSCR_RCPI_PARAM; set = FIELD_PREP(MT_WTBLOFF_TOP_RSCR_RCPI_MODE, 0) | FIELD_PREP(MT_WTBLOFF_TOP_RSCR_RCPI_PARAM, 0x3); mt76_rmw(dev, MT_WTBLOFF_TOP_RSCR(band), mask, set); } void mt7915_mac_init(struct mt7915_dev *dev) { int i; u32 rx_len = is_mt7915(&dev->mt76) ? 0x400 : 0x680; /* config pse qid6 wfdma port selection */ if (!is_mt7915(&dev->mt76) && dev->hif2) mt76_rmw(dev, MT_WF_PP_TOP_RXQ_WFDMA_CF_5, 0, MT_WF_PP_TOP_RXQ_QID6_WFDMA_HIF_SEL_MASK); mt76_rmw_field(dev, MT_MDP_DCR1, MT_MDP_DCR1_MAX_RX_LEN, rx_len); if (!is_mt7915(&dev->mt76)) mt76_clear(dev, MT_MDP_DCR2, MT_MDP_DCR2_RX_TRANS_SHORT); /* enable hardware de-agg */ mt76_set(dev, MT_MDP_DCR0, MT_MDP_DCR0_DAMSDU_EN); for (i = 0; i < mt7915_wtbl_size(dev); i++) mt7915_mac_wtbl_update(dev, i, MT_WTBL_UPDATE_ADM_COUNT_CLEAR); for (i = 0; i < 2; i++) mt7915_mac_init_band(dev, i); if (IS_ENABLED(CONFIG_MT76_LEDS)) { i = dev->mt76.led_pin ? MT_LED_GPIO_MUX3 : MT_LED_GPIO_MUX2; mt76_rmw_field(dev, i, MT_LED_GPIO_SEL_MASK, 4); } } int mt7915_txbf_init(struct mt7915_dev *dev) { int ret; if (dev->dbdc_support) { ret = mt7915_mcu_set_txbf(dev, MT_BF_MODULE_UPDATE); if (ret) return ret; } /* trigger sounding packets */ ret = mt7915_mcu_set_txbf(dev, MT_BF_SOUNDING_ON); if (ret) return ret; /* enable eBF */ return mt7915_mcu_set_txbf(dev, MT_BF_TYPE_UPDATE); } static struct mt7915_phy * mt7915_alloc_ext_phy(struct mt7915_dev *dev) { struct mt7915_phy *phy; struct mt76_phy *mphy; if (!dev->dbdc_support) return NULL; mphy = mt76_alloc_phy(&dev->mt76, sizeof(*phy), &mt7915_ops, MT_BAND1); if (!mphy) return ERR_PTR(-ENOMEM); phy = mphy->priv; phy->dev = dev; phy->mt76 = mphy; /* Bind main phy to band0 and ext_phy to band1 for dbdc case */ phy->mt76->band_idx = 1; return phy; } static int mt7915_register_ext_phy(struct mt7915_dev *dev, struct mt7915_phy *phy) { struct mt76_phy *mphy = phy->mt76; int ret; INIT_DELAYED_WORK(&mphy->mac_work, mt7915_mac_work); mt7915_eeprom_parse_hw_cap(dev, phy); memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR2, ETH_ALEN); /* Make the secondary PHY MAC address local without overlapping with * the usual MAC address allocation scheme on multiple virtual interfaces */ if (!is_valid_ether_addr(mphy->macaddr)) { memcpy(mphy->macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, ETH_ALEN); mphy->macaddr[0] |= 2; mphy->macaddr[0] ^= BIT(7); } mt76_eeprom_override(mphy); /* init wiphy according to mphy and phy */ mt7915_init_wiphy(mphy->hw); ret = mt76_register_phy(mphy, true, mt76_rates, ARRAY_SIZE(mt76_rates)); if (ret) return ret; ret = mt7915_thermal_init(phy); if (ret) goto unreg; mt7915_init_debugfs(phy); return 0; unreg: mt76_unregister_phy(mphy); return ret; } static void mt7915_init_work(struct work_struct *work) { struct mt7915_dev *dev = container_of(work, struct mt7915_dev, init_work); mt7915_mcu_set_eeprom(dev); mt7915_mac_init(dev); mt7915_init_txpower(dev, &dev->mphy.sband_2g.sband); mt7915_init_txpower(dev, &dev->mphy.sband_5g.sband); mt7915_init_txpower(dev, &dev->mphy.sband_6g.sband); mt7915_txbf_init(dev); } void mt7915_wfsys_reset(struct mt7915_dev *dev) { #define MT_MCU_DUMMY_RANDOM GENMASK(15, 0) #define MT_MCU_DUMMY_DEFAULT GENMASK(31, 16) if (is_mt7915(&dev->mt76)) { u32 val = MT_TOP_PWR_KEY | MT_TOP_PWR_SW_PWR_ON | MT_TOP_PWR_PWR_ON; mt76_wr(dev, MT_MCU_WFDMA0_DUMMY_CR, MT_MCU_DUMMY_RANDOM); /* change to software control */ val |= MT_TOP_PWR_SW_RST; mt76_wr(dev, MT_TOP_PWR_CTRL, val); /* reset wfsys */ val &= ~MT_TOP_PWR_SW_RST; mt76_wr(dev, MT_TOP_PWR_CTRL, val); /* release wfsys then mcu re-executes romcode */ val |= MT_TOP_PWR_SW_RST; mt76_wr(dev, MT_TOP_PWR_CTRL, val); /* switch to hw control */ val &= ~MT_TOP_PWR_SW_RST; val |= MT_TOP_PWR_HW_CTRL; mt76_wr(dev, MT_TOP_PWR_CTRL, val); /* check whether mcu resets to default */ if (!mt76_poll_msec(dev, MT_MCU_WFDMA0_DUMMY_CR, MT_MCU_DUMMY_DEFAULT, MT_MCU_DUMMY_DEFAULT, 1000)) { dev_err(dev->mt76.dev, "wifi subsystem reset failure\n"); return; } /* wfsys reset won't clear host registers */ mt76_clear(dev, MT_TOP_MISC, MT_TOP_MISC_FW_STATE); msleep(100); } else if (is_mt7986(&dev->mt76)) { mt7986_wmac_disable(dev); msleep(20); mt7986_wmac_enable(dev); msleep(20); } else { mt76_set(dev, MT_WF_SUBSYS_RST, 0x1); msleep(20); mt76_clear(dev, MT_WF_SUBSYS_RST, 0x1); msleep(20); } } static bool mt7915_band_config(struct mt7915_dev *dev) { bool ret = true; dev->phy.mt76->band_idx = 0; if (is_mt7986(&dev->mt76)) { u32 sku = mt7915_check_adie(dev, true); /* * for mt7986, dbdc support is determined by the number * of adie chips and the main phy is bound to band1 when * dbdc is disabled. */ if (sku == MT7975_ONE_ADIE || sku == MT7976_ONE_ADIE) { dev->phy.mt76->band_idx = 1; ret = false; } } else { ret = is_mt7915(&dev->mt76) ? !!(mt76_rr(dev, MT_HW_BOUND) & BIT(5)) : true; } return ret; } static int mt7915_init_hardware(struct mt7915_dev *dev, struct mt7915_phy *phy2) { int ret, idx; mt76_wr(dev, MT_INT_MASK_CSR, 0); mt76_wr(dev, MT_INT_SOURCE_CSR, ~0); INIT_WORK(&dev->init_work, mt7915_init_work); ret = mt7915_dma_init(dev, phy2); if (ret) return ret; set_bit(MT76_STATE_INITIALIZED, &dev->mphy.state); ret = mt7915_mcu_init(dev); if (ret) return ret; ret = mt7915_eeprom_init(dev); if (ret < 0) return ret; if (dev->flash_mode) { ret = mt7915_mcu_apply_group_cal(dev); if (ret) return ret; } /* Beacon and mgmt frames should occupy wcid 0 */ idx = mt76_wcid_alloc(dev->mt76.wcid_mask, MT7915_WTBL_STA); if (idx) return -ENOSPC; dev->mt76.global_wcid.idx = idx; dev->mt76.global_wcid.hw_key_idx = -1; dev->mt76.global_wcid.tx_info |= MT_WCID_TX_INFO_SET; rcu_assign_pointer(dev->mt76.wcid[idx], &dev->mt76.global_wcid); return 0; } void mt7915_set_stream_vht_txbf_caps(struct mt7915_phy *phy) { int sts; u32 *cap; if (!phy->mt76->cap.has_5ghz) return; sts = hweight8(phy->mt76->chainmask); cap = &phy->mt76->sband_5g.sband.vht_cap.cap; *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE | IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE | FIELD_PREP(IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK, sts - 1); *cap &= ~(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK | IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE); if (sts < 2) return; *cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE | IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE | FIELD_PREP(IEEE80211_VHT_CAP_SOUNDING_DIMENSIONS_MASK, sts - 1); } static void mt7915_set_stream_he_txbf_caps(struct mt7915_phy *phy, struct ieee80211_sta_he_cap *he_cap, int vif) { struct mt7915_dev *dev = phy->dev; struct ieee80211_he_cap_elem *elem = &he_cap->he_cap_elem; int sts = hweight8(phy->mt76->chainmask); u8 c, sts_160 = sts; /* Can do 1/2 of STS in 160Mhz mode for mt7915 */ if (is_mt7915(&dev->mt76)) { if (!dev->dbdc_support) sts_160 /= 2; else sts_160 = 0; } #ifdef CONFIG_MAC80211_MESH if (vif == NL80211_IFTYPE_MESH_POINT) return; #endif elem->phy_cap_info[3] &= ~IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER; elem->phy_cap_info[4] &= ~IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; c = IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK; if (sts_160) c |= IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK; elem->phy_cap_info[5] &= ~c; c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB; elem->phy_cap_info[6] &= ~c; elem->phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_MAX_NC_MASK; c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US; if (!is_mt7915(&dev->mt76)) c |= IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO | IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO; elem->phy_cap_info[2] |= c; c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE | IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_UNDER_80MHZ_4; if (sts_160) c |= IEEE80211_HE_PHY_CAP4_BEAMFORMEE_MAX_STS_ABOVE_80MHZ_4; elem->phy_cap_info[4] |= c; /* do not support NG16 due to spec D4.0 changes subcarrier idx */ c = IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_42_SU | IEEE80211_HE_PHY_CAP6_CODEBOOK_SIZE_75_MU; if (vif == NL80211_IFTYPE_STATION) c |= IEEE80211_HE_PHY_CAP6_PARTIAL_BANDWIDTH_DL_MUMIMO; elem->phy_cap_info[6] |= c; if (sts < 2) return; /* the maximum cap is 4 x 3, (Nr, Nc) = (3, 2) */ elem->phy_cap_info[7] |= min_t(int, sts - 1, 2) << 3; if (vif != NL80211_IFTYPE_AP) return; elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_SU_BEAMFORMER; elem->phy_cap_info[4] |= IEEE80211_HE_PHY_CAP4_MU_BEAMFORMER; /* num_snd_dim * for mt7915, max supported sts is 2 for bw > 80MHz and 0 if dbdc */ c = FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_UNDER_80MHZ_MASK, sts - 1); if (sts_160) c |= FIELD_PREP(IEEE80211_HE_PHY_CAP5_BEAMFORMEE_NUM_SND_DIM_ABOVE_80MHZ_MASK, sts_160 - 1); elem->phy_cap_info[5] |= c; c = IEEE80211_HE_PHY_CAP6_TRIG_SU_BEAMFORMING_FB | IEEE80211_HE_PHY_CAP6_TRIG_MU_BEAMFORMING_PARTIAL_BW_FB; elem->phy_cap_info[6] |= c; if (!is_mt7915(&dev->mt76)) { c = IEEE80211_HE_PHY_CAP7_STBC_TX_ABOVE_80MHZ | IEEE80211_HE_PHY_CAP7_STBC_RX_ABOVE_80MHZ; elem->phy_cap_info[7] |= c; } } static void mt7915_gen_ppe_thresh(u8 *he_ppet, int nss) { u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */ static const u8 ppet16_ppet8_ru3_ru0[] = {0x1c, 0xc7, 0x71}; he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) | FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK, ru_bit_mask); ppet_bits = IEEE80211_PPE_THRES_INFO_PPET_SIZE * nss * hweight8(ru_bit_mask) * 2; ppet_size = DIV_ROUND_UP(ppet_bits, 8); for (i = 0; i < ppet_size - 1; i++) he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3]; he_ppet[i + 1] = ppet16_ppet8_ru3_ru0[i % 3] & (0xff >> (8 - (ppet_bits - 1) % 8)); } static int mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band, struct ieee80211_sband_iftype_data *data) { struct mt7915_dev *dev = phy->dev; int i, idx = 0, nss = hweight8(phy->mt76->antenna_mask); u16 mcs_map = 0; u16 mcs_map_160 = 0; u8 nss_160; if (!is_mt7915(&dev->mt76)) nss_160 = nss; else if (!dev->dbdc_support) /* Can do 1/2 of NSS streams in 160Mhz mode for mt7915 */ nss_160 = nss / 2; else /* Can't do 160MHz with mt7915 dbdc */ nss_160 = 0; for (i = 0; i < 8; i++) { if (i < nss) mcs_map |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); else mcs_map |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); if (i < nss_160) mcs_map_160 |= (IEEE80211_HE_MCS_SUPPORT_0_11 << (i * 2)); else mcs_map_160 |= (IEEE80211_HE_MCS_NOT_SUPPORTED << (i * 2)); } for (i = 0; i < NUM_NL80211_IFTYPES; i++) { struct ieee80211_sta_he_cap *he_cap = &data[idx].he_cap; struct ieee80211_he_cap_elem *he_cap_elem = &he_cap->he_cap_elem; struct ieee80211_he_mcs_nss_supp *he_mcs = &he_cap->he_mcs_nss_supp; switch (i) { case NL80211_IFTYPE_STATION: case NL80211_IFTYPE_AP: #ifdef CONFIG_MAC80211_MESH case NL80211_IFTYPE_MESH_POINT: #endif break; default: continue; } data[idx].types_mask = BIT(i); he_cap->has_he = true; he_cap_elem->mac_cap_info[0] = IEEE80211_HE_MAC_CAP0_HTC_HE; he_cap_elem->mac_cap_info[3] = IEEE80211_HE_MAC_CAP3_OMI_CONTROL | IEEE80211_HE_MAC_CAP3_MAX_AMPDU_LEN_EXP_EXT_3; he_cap_elem->mac_cap_info[4] = IEEE80211_HE_MAC_CAP4_AMSDU_IN_AMPDU; if (band == NL80211_BAND_2GHZ) he_cap_elem->phy_cap_info[0] = IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_IN_2G; else if (nss_160) he_cap_elem->phy_cap_info[0] = IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_160MHZ_IN_5G | IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_80PLUS80_MHZ_IN_5G; else he_cap_elem->phy_cap_info[0] = IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_40MHZ_80MHZ_IN_5G; he_cap_elem->phy_cap_info[1] = IEEE80211_HE_PHY_CAP1_LDPC_CODING_IN_PAYLOAD; he_cap_elem->phy_cap_info[2] = IEEE80211_HE_PHY_CAP2_STBC_TX_UNDER_80MHZ | IEEE80211_HE_PHY_CAP2_STBC_RX_UNDER_80MHZ; switch (i) { case NL80211_IFTYPE_AP: he_cap_elem->mac_cap_info[0] |= IEEE80211_HE_MAC_CAP0_TWT_RES; he_cap_elem->mac_cap_info[2] |= IEEE80211_HE_MAC_CAP2_BSR; he_cap_elem->mac_cap_info[4] |= IEEE80211_HE_MAC_CAP4_BQR; he_cap_elem->mac_cap_info[5] |= IEEE80211_HE_MAC_CAP5_OM_CTRL_UL_MU_DATA_DIS_RX; he_cap_elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; he_cap_elem->phy_cap_info[6] |= IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; he_cap_elem->phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU; break; case NL80211_IFTYPE_STATION: he_cap_elem->mac_cap_info[1] |= IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US; if (band == NL80211_BAND_2GHZ) he_cap_elem->phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_2G; else he_cap_elem->phy_cap_info[0] |= IEEE80211_HE_PHY_CAP0_CHANNEL_WIDTH_SET_RU_MAPPING_IN_5G; he_cap_elem->phy_cap_info[1] |= IEEE80211_HE_PHY_CAP1_DEVICE_CLASS_A | IEEE80211_HE_PHY_CAP1_HE_LTF_AND_GI_FOR_HE_PPDUS_0_8US; he_cap_elem->phy_cap_info[3] |= IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_TX_QPSK | IEEE80211_HE_PHY_CAP3_DCM_MAX_CONST_RX_QPSK; he_cap_elem->phy_cap_info[6] |= IEEE80211_HE_PHY_CAP6_TRIG_CQI_FB | IEEE80211_HE_PHY_CAP6_PARTIAL_BW_EXT_RANGE | IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT; he_cap_elem->phy_cap_info[7] |= IEEE80211_HE_PHY_CAP7_POWER_BOOST_FACTOR_SUPP | IEEE80211_HE_PHY_CAP7_HE_SU_MU_PPDU_4XLTF_AND_08_US_GI; he_cap_elem->phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_40MHZ_HE_PPDU_IN_2G | IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_484; if (nss_160) he_cap_elem->phy_cap_info[8] |= IEEE80211_HE_PHY_CAP8_20MHZ_IN_160MHZ_HE_PPDU | IEEE80211_HE_PHY_CAP8_80MHZ_IN_160MHZ_HE_PPDU; he_cap_elem->phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_LONGER_THAN_16_SIGB_OFDM_SYM | IEEE80211_HE_PHY_CAP9_NON_TRIGGERED_CQI_FEEDBACK | IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB | IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB; break; } he_mcs->rx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->tx_mcs_80 = cpu_to_le16(mcs_map); he_mcs->rx_mcs_160 = cpu_to_le16(mcs_map_160); he_mcs->tx_mcs_160 = cpu_to_le16(mcs_map_160); he_mcs->rx_mcs_80p80 = cpu_to_le16(mcs_map_160); he_mcs->tx_mcs_80p80 = cpu_to_le16(mcs_map_160); mt7915_set_stream_he_txbf_caps(phy, he_cap, i); memset(he_cap->ppe_thres, 0, sizeof(he_cap->ppe_thres)); if (he_cap_elem->phy_cap_info[6] & IEEE80211_HE_PHY_CAP6_PPE_THRESHOLD_PRESENT) { mt7915_gen_ppe_thresh(he_cap->ppe_thres, nss); } else { he_cap_elem->phy_cap_info[9] |= u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US, IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK); } if (band == NL80211_BAND_6GHZ) { u16 cap = IEEE80211_HE_6GHZ_CAP_TX_ANTPAT_CONS | IEEE80211_HE_6GHZ_CAP_RX_ANTPAT_CONS; cap |= u16_encode_bits(IEEE80211_HT_MPDU_DENSITY_2, IEEE80211_HE_6GHZ_CAP_MIN_MPDU_START) | u16_encode_bits(IEEE80211_VHT_MAX_AMPDU_1024K, IEEE80211_HE_6GHZ_CAP_MAX_AMPDU_LEN_EXP) | u16_encode_bits(IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454, IEEE80211_HE_6GHZ_CAP_MAX_MPDU_LEN); data[idx].he_6ghz_capa.capa = cpu_to_le16(cap); } idx++; } return idx; } void mt7915_set_stream_he_caps(struct mt7915_phy *phy) { struct ieee80211_sband_iftype_data *data; struct ieee80211_supported_band *band; int n; if (phy->mt76->cap.has_2ghz) { data = phy->iftype[NL80211_BAND_2GHZ]; n = mt7915_init_he_caps(phy, NL80211_BAND_2GHZ, data); band = &phy->mt76->sband_2g.sband; band->iftype_data = data; band->n_iftype_data = n; } if (phy->mt76->cap.has_5ghz) { data = phy->iftype[NL80211_BAND_5GHZ]; n = mt7915_init_he_caps(phy, NL80211_BAND_5GHZ, data); band = &phy->mt76->sband_5g.sband; band->iftype_data = data; band->n_iftype_data = n; } if (phy->mt76->cap.has_6ghz) { data = phy->iftype[NL80211_BAND_6GHZ]; n = mt7915_init_he_caps(phy, NL80211_BAND_6GHZ, data); band = &phy->mt76->sband_6g.sband; band->iftype_data = data; band->n_iftype_data = n; } } static void mt7915_unregister_ext_phy(struct mt7915_dev *dev) { struct mt7915_phy *phy = mt7915_ext_phy(dev); struct mt76_phy *mphy = dev->mt76.phys[MT_BAND1]; if (!phy) return; mt7915_unregister_thermal(phy); mt76_unregister_phy(mphy); ieee80211_free_hw(mphy->hw); } static void mt7915_stop_hardware(struct mt7915_dev *dev) { mt7915_mcu_exit(dev); mt7915_tx_token_put(dev); mt7915_dma_cleanup(dev); tasklet_disable(&dev->irq_tasklet); if (is_mt7986(&dev->mt76)) mt7986_wmac_disable(dev); } int mt7915_register_device(struct mt7915_dev *dev) { struct ieee80211_hw *hw = mt76_hw(dev); struct mt7915_phy *phy2; int ret; dev->phy.dev = dev; dev->phy.mt76 = &dev->mt76.phy; dev->mt76.phy.priv = &dev->phy; INIT_WORK(&dev->rc_work, mt7915_mac_sta_rc_work); INIT_DELAYED_WORK(&dev->mphy.mac_work, mt7915_mac_work); INIT_LIST_HEAD(&dev->sta_rc_list); INIT_LIST_HEAD(&dev->sta_poll_list); INIT_LIST_HEAD(&dev->twt_list); spin_lock_init(&dev->sta_poll_lock); init_waitqueue_head(&dev->reset_wait); INIT_WORK(&dev->reset_work, mt7915_mac_reset_work); INIT_WORK(&dev->dump_work, mt7915_mac_dump_work); mutex_init(&dev->dump_mutex); dev->dbdc_support = mt7915_band_config(dev); phy2 = mt7915_alloc_ext_phy(dev); if (IS_ERR(phy2)) return PTR_ERR(phy2); ret = mt7915_init_hardware(dev, phy2); if (ret) goto free_phy2; mt7915_init_wiphy(hw); #ifdef CONFIG_NL80211_TESTMODE dev->mt76.test_ops = &mt7915_testmode_ops; #endif /* init led callbacks */ if (IS_ENABLED(CONFIG_MT76_LEDS)) { dev->mt76.led_cdev.brightness_set = mt7915_led_set_brightness; dev->mt76.led_cdev.blink_set = mt7915_led_set_blink; } ret = mt76_register_device(&dev->mt76, true, mt76_rates, ARRAY_SIZE(mt76_rates)); if (ret) goto stop_hw; ret = mt7915_thermal_init(&dev->phy); if (ret) goto unreg_dev; ieee80211_queue_work(mt76_hw(dev), &dev->init_work); if (phy2) { ret = mt7915_register_ext_phy(dev, phy2); if (ret) goto unreg_thermal; } dev->recovery.hw_init_done = true; ret = mt7915_init_debugfs(&dev->phy); if (ret) goto unreg_thermal; ret = mt7915_coredump_register(dev); if (ret) goto unreg_thermal; return 0; unreg_thermal: mt7915_unregister_thermal(&dev->phy); unreg_dev: mt76_unregister_device(&dev->mt76); stop_hw: mt7915_stop_hardware(dev); free_phy2: if (phy2) ieee80211_free_hw(phy2->mt76->hw); return ret; } void mt7915_unregister_device(struct mt7915_dev *dev) { mt7915_unregister_ext_phy(dev); mt7915_coredump_unregister(dev); mt7915_unregister_thermal(&dev->phy); mt76_unregister_device(&dev->mt76); mt7915_stop_hardware(dev); mt76_free_device(&dev->mt76); }
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