Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Ryder Lee | 741 | 41.19% | 7 | 18.92% |
Shayne Chen | 521 | 28.96% | 11 | 29.73% |
Bo Jiao | 249 | 13.84% | 4 | 10.81% |
Felix Fietkau | 92 | 5.11% | 6 | 16.22% |
Lorenzo Bianconi | 85 | 4.72% | 3 | 8.11% |
MeiChia Chiu | 33 | 1.83% | 1 | 2.70% |
Ansuel Smith | 28 | 1.56% | 2 | 5.41% |
Peter Chiu | 25 | 1.39% | 1 | 2.70% |
Alexander Couzens | 14 | 0.78% | 1 | 2.70% |
Nicolas Cavallari | 11 | 0.61% | 1 | 2.70% |
Total | 1799 | 37 |
// SPDX-License-Identifier: ISC /* Copyright (C) 2020 MediaTek Inc. */ #include <linux/firmware.h> #include "mt7915.h" #include "eeprom.h" static int mt7915_eeprom_load_precal(struct mt7915_dev *dev) { struct mt76_dev *mdev = &dev->mt76; u8 *eeprom = mdev->eeprom.data; u32 offs = is_mt7915(&dev->mt76) ? MT_EE_DO_PRE_CAL : MT_EE_DO_PRE_CAL_V2; u32 size, val = eeprom[offs]; int ret; if (!dev->flash_mode || !val) return 0; size = mt7915_get_cal_group_size(dev) + mt7915_get_cal_dpd_size(dev); dev->cal = devm_kzalloc(mdev->dev, size, GFP_KERNEL); if (!dev->cal) return -ENOMEM; offs = is_mt7915(&dev->mt76) ? MT_EE_PRECAL : MT_EE_PRECAL_V2; ret = mt76_get_of_data_from_mtd(mdev, dev->cal, offs, size); if (!ret) return ret; ret = mt76_get_of_data_from_nvmem(mdev, dev->cal, "precal", size); if (!ret) return ret; dev_warn(mdev->dev, "missing precal data, size=%d\n", size); devm_kfree(mdev->dev, dev->cal); dev->cal = NULL; return ret; } static int mt7915_check_eeprom(struct mt7915_dev *dev) { u8 *eeprom = dev->mt76.eeprom.data; u16 val = get_unaligned_le16(eeprom); #define CHECK_EEPROM_ERR(match) (match ? 0 : -EINVAL) switch (val) { case 0x7915: return CHECK_EEPROM_ERR(is_mt7915(&dev->mt76)); case 0x7916: return CHECK_EEPROM_ERR(is_mt7916(&dev->mt76)); case 0x7981: return CHECK_EEPROM_ERR(is_mt7981(&dev->mt76)); case 0x7986: return CHECK_EEPROM_ERR(is_mt7986(&dev->mt76)); default: return -EINVAL; } } static char *mt7915_eeprom_name(struct mt7915_dev *dev) { switch (mt76_chip(&dev->mt76)) { case 0x7915: return dev->dbdc_support ? MT7915_EEPROM_DEFAULT_DBDC : MT7915_EEPROM_DEFAULT; case 0x7981: /* mt7981 only supports mt7976 and only in DBDC mode */ return MT7981_EEPROM_MT7976_DEFAULT_DBDC; case 0x7986: switch (mt7915_check_adie(dev, true)) { case MT7976_ONE_ADIE_DBDC: return MT7986_EEPROM_MT7976_DEFAULT_DBDC; case MT7975_ONE_ADIE: return MT7986_EEPROM_MT7975_DEFAULT; case MT7976_ONE_ADIE: return MT7986_EEPROM_MT7976_DEFAULT; case MT7975_DUAL_ADIE: return MT7986_EEPROM_MT7975_DUAL_DEFAULT; case MT7976_DUAL_ADIE: return MT7986_EEPROM_MT7976_DUAL_DEFAULT; default: break; } return NULL; default: return MT7916_EEPROM_DEFAULT; } } static int mt7915_eeprom_load_default(struct mt7915_dev *dev) { u8 *eeprom = dev->mt76.eeprom.data; const struct firmware *fw = NULL; int ret; ret = request_firmware(&fw, mt7915_eeprom_name(dev), dev->mt76.dev); if (ret) return ret; if (!fw || !fw->data) { dev_err(dev->mt76.dev, "Invalid default bin\n"); ret = -EINVAL; goto out; } memcpy(eeprom, fw->data, mt7915_eeprom_size(dev)); dev->flash_mode = true; out: release_firmware(fw); return ret; } static int mt7915_eeprom_load(struct mt7915_dev *dev) { int ret; u16 eeprom_size = mt7915_eeprom_size(dev); ret = mt76_eeprom_init(&dev->mt76, eeprom_size); if (ret < 0) return ret; if (ret) { dev->flash_mode = true; } else { u8 free_block_num; u32 block_num, i; u32 eeprom_blk_size = MT7915_EEPROM_BLOCK_SIZE; ret = mt7915_mcu_get_eeprom_free_block(dev, &free_block_num); if (ret < 0) return ret; /* efuse info isn't enough */ if (free_block_num >= 29) return -EINVAL; /* read eeprom data from efuse */ block_num = DIV_ROUND_UP(eeprom_size, eeprom_blk_size); for (i = 0; i < block_num; i++) { ret = mt7915_mcu_get_eeprom(dev, i * eeprom_blk_size); if (ret < 0) return ret; } } return mt7915_check_eeprom(dev); } static void mt7915_eeprom_parse_band_config(struct mt7915_phy *phy) { struct mt7915_dev *dev = phy->dev; u8 *eeprom = dev->mt76.eeprom.data; u8 band = phy->mt76->band_idx; u32 val; val = eeprom[MT_EE_WIFI_CONF + band]; val = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val); if (!is_mt7915(&dev->mt76)) { switch (val) { case MT_EE_V2_BAND_SEL_5GHZ: phy->mt76->cap.has_5ghz = true; return; case MT_EE_V2_BAND_SEL_6GHZ: phy->mt76->cap.has_6ghz = true; return; case MT_EE_V2_BAND_SEL_5GHZ_6GHZ: phy->mt76->cap.has_5ghz = true; phy->mt76->cap.has_6ghz = true; return; default: phy->mt76->cap.has_2ghz = true; return; } } else if (val == MT_EE_BAND_SEL_DEFAULT && dev->dbdc_support) { val = band ? MT_EE_BAND_SEL_5GHZ : MT_EE_BAND_SEL_2GHZ; } switch (val) { case MT_EE_BAND_SEL_5GHZ: phy->mt76->cap.has_5ghz = true; break; case MT_EE_BAND_SEL_2GHZ: phy->mt76->cap.has_2ghz = true; break; default: phy->mt76->cap.has_2ghz = true; phy->mt76->cap.has_5ghz = true; break; } } void mt7915_eeprom_parse_hw_cap(struct mt7915_dev *dev, struct mt7915_phy *phy) { u8 path, nss, nss_max = 4, *eeprom = dev->mt76.eeprom.data; struct mt76_phy *mphy = phy->mt76; u8 band = phy->mt76->band_idx; mt7915_eeprom_parse_band_config(phy); /* read tx/rx path from eeprom */ if (is_mt7915(&dev->mt76)) { path = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, eeprom[MT_EE_WIFI_CONF]); } else { path = FIELD_GET(MT_EE_WIFI_CONF0_TX_PATH, eeprom[MT_EE_WIFI_CONF + band]); } if (!path || path > 4) path = 4; /* read tx/rx stream */ nss = path; if (dev->dbdc_support) { if (is_mt7915(&dev->mt76)) { path = min_t(u8, path, 2); nss = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B0, eeprom[MT_EE_WIFI_CONF + 3]); if (band) nss = FIELD_GET(MT_EE_WIFI_CONF3_TX_PATH_B1, eeprom[MT_EE_WIFI_CONF + 3]); } else { nss = FIELD_GET(MT_EE_WIFI_CONF_STREAM_NUM, eeprom[MT_EE_WIFI_CONF + 2 + band]); } if (!is_mt798x(&dev->mt76)) nss_max = 2; } if (!nss) nss = nss_max; nss = min_t(u8, min_t(u8, nss_max, nss), path); mphy->chainmask = BIT(path) - 1; if (band) mphy->chainmask <<= dev->chainshift; mphy->antenna_mask = BIT(nss) - 1; dev->chainmask |= mphy->chainmask; dev->chainshift = hweight8(dev->mphy.chainmask); } int mt7915_eeprom_init(struct mt7915_dev *dev) { int ret; ret = mt7915_eeprom_load(dev); if (ret < 0) { if (ret != -EINVAL) return ret; dev_warn(dev->mt76.dev, "eeprom load fail, use default bin\n"); ret = mt7915_eeprom_load_default(dev); if (ret) return ret; } mt7915_eeprom_load_precal(dev); mt7915_eeprom_parse_hw_cap(dev, &dev->phy); memcpy(dev->mphy.macaddr, dev->mt76.eeprom.data + MT_EE_MAC_ADDR, ETH_ALEN); mt76_eeprom_override(&dev->mphy); return 0; } int mt7915_eeprom_get_target_power(struct mt7915_dev *dev, struct ieee80211_channel *chan, u8 chain_idx) { u8 *eeprom = dev->mt76.eeprom.data; int index, target_power; bool tssi_on, is_7976; if (chain_idx > 3) return -EINVAL; tssi_on = mt7915_tssi_enabled(dev, chan->band); is_7976 = mt7915_check_adie(dev, false) || is_mt7916(&dev->mt76); if (chan->band == NL80211_BAND_2GHZ) { if (is_7976) { index = MT_EE_TX0_POWER_2G_V2 + chain_idx; target_power = eeprom[index]; } else { index = MT_EE_TX0_POWER_2G + chain_idx * 3; target_power = eeprom[index]; if (!tssi_on) target_power += eeprom[index + 1]; } } else if (chan->band == NL80211_BAND_5GHZ) { int group = mt7915_get_channel_group_5g(chan->hw_value, is_7976); if (is_7976) { index = MT_EE_TX0_POWER_5G_V2 + chain_idx * 5; target_power = eeprom[index + group]; } else { index = MT_EE_TX0_POWER_5G + chain_idx * 12; target_power = eeprom[index + group]; if (!tssi_on) target_power += eeprom[index + 8]; } } else { int group = mt7915_get_channel_group_6g(chan->hw_value); index = MT_EE_TX0_POWER_6G_V2 + chain_idx * 8; target_power = is_7976 ? eeprom[index + group] : 0; } return target_power; } s8 mt7915_eeprom_get_power_delta(struct mt7915_dev *dev, int band) { u8 *eeprom = dev->mt76.eeprom.data; u32 val, offs; s8 delta; bool is_7976 = mt7915_check_adie(dev, false) || is_mt7916(&dev->mt76); if (band == NL80211_BAND_2GHZ) offs = is_7976 ? MT_EE_RATE_DELTA_2G_V2 : MT_EE_RATE_DELTA_2G; else if (band == NL80211_BAND_5GHZ) offs = is_7976 ? MT_EE_RATE_DELTA_5G_V2 : MT_EE_RATE_DELTA_5G; else offs = is_7976 ? MT_EE_RATE_DELTA_6G_V2 : 0; val = eeprom[offs]; if (!offs || !(val & MT_EE_RATE_DELTA_EN)) return 0; delta = FIELD_GET(MT_EE_RATE_DELTA_MASK, val); return val & MT_EE_RATE_DELTA_SIGN ? delta : -delta; } const u8 mt7915_sku_group_len[] = { [SKU_CCK] = 4, [SKU_OFDM] = 8, [SKU_HT_BW20] = 8, [SKU_HT_BW40] = 9, [SKU_VHT_BW20] = 12, [SKU_VHT_BW40] = 12, [SKU_VHT_BW80] = 12, [SKU_VHT_BW160] = 12, [SKU_HE_RU26] = 12, [SKU_HE_RU52] = 12, [SKU_HE_RU106] = 12, [SKU_HE_RU242] = 12, [SKU_HE_RU484] = 12, [SKU_HE_RU996] = 12, [SKU_HE_RU2x996] = 12 };
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