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1/* SPDX-License-Identifier: ISC */2/* Copyright (C) 2020 MediaTek Inc. */3 4#ifndef __MT7915_EEPROM_H5#define __MT7915_EEPROM_H6 7#include "mt7915.h"8 9struct cal_data {10 u8 count;11 u16 offset[60];12};13 14enum mt7915_eeprom_field {15 MT_EE_CHIP_ID = 0x000,16 MT_EE_VERSION = 0x002,17 MT_EE_MAC_ADDR = 0x004,18 MT_EE_MAC_ADDR2 = 0x00a,19 MT_EE_DDIE_FT_VERSION = 0x050,20 MT_EE_DO_PRE_CAL = 0x062,21 MT_EE_WIFI_CONF = 0x190,22 MT_EE_DO_PRE_CAL_V2 = 0x19a,23 MT_EE_RATE_DELTA_2G = 0x252,24 MT_EE_RATE_DELTA_5G = 0x29d,25 MT_EE_TX0_POWER_2G = 0x2fc,26 MT_EE_TX0_POWER_5G = 0x34b,27 MT_EE_RATE_DELTA_2G_V2 = 0x7d3,28 MT_EE_RATE_DELTA_5G_V2 = 0x81e,29 MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */30 MT_EE_TX0_POWER_2G_V2 = 0x441,31 MT_EE_TX0_POWER_5G_V2 = 0x445,32 MT_EE_TX0_POWER_6G_V2 = 0x465,33 MT_EE_ADIE_FT_VERSION = 0x9a0,34 35 __MT_EE_MAX = 0xe00,36 __MT_EE_MAX_V2 = 0x1000,37 /* 0xe10 ~ 0x5780 used to save group cal data */38 MT_EE_PRECAL = 0xe10,39 MT_EE_PRECAL_V2 = 0x101040};41 42#define MT_EE_WIFI_CAL_GROUP BIT(0)43#define MT_EE_WIFI_CAL_DPD_2G BIT(2)44#define MT_EE_WIFI_CAL_DPD_5G BIT(1)45#define MT_EE_WIFI_CAL_DPD_6G BIT(3)46#define MT_EE_WIFI_CAL_DPD GENMASK(3, 1)47#define MT_EE_CAL_UNIT 102448#define MT_EE_CAL_GROUP_SIZE_7915 (49 * MT_EE_CAL_UNIT + 16)49#define MT_EE_CAL_GROUP_SIZE_7916 (54 * MT_EE_CAL_UNIT + 16)50#define MT_EE_CAL_GROUP_SIZE_7975 (54 * MT_EE_CAL_UNIT + 16)51#define MT_EE_CAL_GROUP_SIZE_7976 (94 * MT_EE_CAL_UNIT + 16)52#define MT_EE_CAL_GROUP_SIZE_7916_6G (94 * MT_EE_CAL_UNIT + 16)53#define MT_EE_CAL_DPD_SIZE_V1 (54 * MT_EE_CAL_UNIT)54#define MT_EE_CAL_DPD_SIZE_V2 (300 * MT_EE_CAL_UNIT)55#define MT_EE_CAL_DPD_SIZE_V2_7981 (102 * MT_EE_CAL_UNIT) /* no 6g dpd data */56 57#define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0)58#define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6)59#define MT_EE_WIFI_CONF1_BAND_SEL GENMASK(7, 6)60#define MT_EE_WIFI_CONF_STREAM_NUM GENMASK(7, 5)61#define MT_EE_WIFI_CONF3_TX_PATH_B0 GENMASK(1, 0)62#define MT_EE_WIFI_CONF3_TX_PATH_B1 GENMASK(5, 4)63#define MT_EE_WIFI_CONF7_TSSI0_2G BIT(0)64#define MT_EE_WIFI_CONF7_TSSI0_5G BIT(2)65#define MT_EE_WIFI_CONF7_TSSI1_5G BIT(4)66 67#define MT_EE_RATE_DELTA_MASK GENMASK(5, 0)68#define MT_EE_RATE_DELTA_SIGN BIT(6)69#define MT_EE_RATE_DELTA_EN BIT(7)70 71enum mt7915_adie_sku {72 MT7976_ONE_ADIE_DBDC = 0x7,73 MT7975_ONE_ADIE = 0x8,74 MT7976_ONE_ADIE = 0xa,75 MT7975_DUAL_ADIE = 0xd,76 MT7976_DUAL_ADIE = 0xf,77};78 79enum mt7915_eeprom_band {80 MT_EE_BAND_SEL_DEFAULT,81 MT_EE_BAND_SEL_5GHZ,82 MT_EE_BAND_SEL_2GHZ,83 MT_EE_BAND_SEL_DUAL,84};85 86enum {87 MT_EE_V2_BAND_SEL_2GHZ,88 MT_EE_V2_BAND_SEL_5GHZ,89 MT_EE_V2_BAND_SEL_6GHZ,90 MT_EE_V2_BAND_SEL_5GHZ_6GHZ,91};92 93enum mt7915_sku_rate_group {94 SKU_CCK,95 SKU_OFDM,96 SKU_HT_BW20,97 SKU_HT_BW40,98 SKU_VHT_BW20,99 SKU_VHT_BW40,100 SKU_VHT_BW80,101 SKU_VHT_BW160,102 SKU_HE_RU26,103 SKU_HE_RU52,104 SKU_HE_RU106,105 SKU_HE_RU242,106 SKU_HE_RU484,107 SKU_HE_RU996,108 SKU_HE_RU2x996,109 MAX_SKU_RATE_GROUP_NUM,110};111 112static inline int113mt7915_get_channel_group_5g(int channel, bool is_7976)114{115 if (is_7976) {116 if (channel <= 64)117 return 0;118 if (channel <= 96)119 return 1;120 if (channel <= 128)121 return 2;122 if (channel <= 144)123 return 3;124 return 4;125 }126 127 if (channel >= 184 && channel <= 196)128 return 0;129 if (channel <= 48)130 return 1;131 if (channel <= 64)132 return 2;133 if (channel <= 96)134 return 3;135 if (channel <= 112)136 return 4;137 if (channel <= 128)138 return 5;139 if (channel <= 144)140 return 6;141 return 7;142}143 144static inline int145mt7915_get_channel_group_6g(int channel)146{147 if (channel <= 29)148 return 0;149 150 return DIV_ROUND_UP(channel - 29, 32);151}152 153static inline bool154mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)155{156 u8 *eep = dev->mt76.eeprom.data;157 u8 offs = is_mt7981(&dev->mt76) ? 8 : 7;158 u8 val = eep[MT_EE_WIFI_CONF + offs];159 160 if (band == NL80211_BAND_2GHZ)161 return val & MT_EE_WIFI_CONF7_TSSI0_2G;162 163 if (dev->dbdc_support)164 return val & MT_EE_WIFI_CONF7_TSSI1_5G;165 else166 return val & MT_EE_WIFI_CONF7_TSSI0_5G;167}168 169static inline u32170mt7915_get_cal_group_size(struct mt7915_dev *dev)171{172 u8 *eep = dev->mt76.eeprom.data;173 u32 val;174 175 if (is_mt7915(&dev->mt76)) {176 return MT_EE_CAL_GROUP_SIZE_7915;177 } else if (is_mt7916(&dev->mt76)) {178 val = eep[MT_EE_WIFI_CONF + 1];179 val = FIELD_GET(MT_EE_WIFI_CONF0_BAND_SEL, val);180 return (val == MT_EE_V2_BAND_SEL_6GHZ) ? MT_EE_CAL_GROUP_SIZE_7916_6G :181 MT_EE_CAL_GROUP_SIZE_7916;182 } else if (mt7915_check_adie(dev, false)) {183 return MT_EE_CAL_GROUP_SIZE_7976;184 } else {185 return MT_EE_CAL_GROUP_SIZE_7975;186 }187}188 189static inline u32190mt7915_get_cal_dpd_size(struct mt7915_dev *dev)191{192 if (is_mt7915(&dev->mt76))193 return MT_EE_CAL_DPD_SIZE_V1;194 else if (is_mt7981(&dev->mt76))195 return MT_EE_CAL_DPD_SIZE_V2_7981;196 else197 return MT_EE_CAL_DPD_SIZE_V2;198}199 200extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM];201 202#endif203