diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h new file mode 100644 index 000000000..f3e56817d --- /dev/null +++ b/drivers/net/wireless/mediatek/mt76/mt7915/eeprom.h @@ -0,0 +1,160 @@ +/* SPDX-License-Identifier: ISC */ +/* Copyright (C) 2020 MediaTek Inc. */ + +#ifndef __MT7915_EEPROM_H +#define __MT7915_EEPROM_H + +#include "mt7915.h" + +struct cal_data { + u8 count; + u16 offset[60]; +}; + +enum mt7915_eeprom_field { + MT_EE_CHIP_ID = 0x000, + MT_EE_VERSION = 0x002, + MT_EE_MAC_ADDR = 0x004, + MT_EE_MAC_ADDR2 = 0x00a, + MT_EE_DDIE_FT_VERSION = 0x050, + MT_EE_DO_PRE_CAL = 0x062, + MT_EE_WIFI_CONF = 0x190, + MT_EE_RATE_DELTA_2G = 0x252, + MT_EE_RATE_DELTA_5G = 0x29d, + MT_EE_TX0_POWER_2G = 0x2fc, + MT_EE_TX0_POWER_5G = 0x34b, + MT_EE_RATE_DELTA_2G_V2 = 0x7d3, + MT_EE_RATE_DELTA_5G_V2 = 0x81e, + MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */ + MT_EE_TX0_POWER_2G_V2 = 0x441, + MT_EE_TX0_POWER_5G_V2 = 0x445, + MT_EE_TX0_POWER_6G_V2 = 0x465, + MT_EE_ADIE_FT_VERSION = 0x9a0, + + __MT_EE_MAX = 0xe00, + __MT_EE_MAX_V2 = 0x1000, + /* 0xe10 ~ 0x5780 used to save group cal data */ + MT_EE_PRECAL = 0xe10, + MT_EE_PRECAL_V2 = 0x1010 +}; + +#define MT_EE_WIFI_CAL_GROUP BIT(0) +#define MT_EE_WIFI_CAL_DPD GENMASK(2, 1) +#define MT_EE_CAL_UNIT 1024 +#define MT_EE_CAL_GROUP_SIZE (49 * MT_EE_CAL_UNIT + 16) +#define MT_EE_CAL_DPD_SIZE (54 * MT_EE_CAL_UNIT) + +#define MT_EE_WIFI_CONF0_TX_PATH GENMASK(2, 0) +#define MT_EE_WIFI_CONF0_BAND_SEL GENMASK(7, 6) +#define MT_EE_WIFI_CONF1_BAND_SEL GENMASK(7, 6) +#define MT_EE_WIFI_CONF_STREAM_NUM GENMASK(7, 5) +#define MT_EE_WIFI_CONF3_TX_PATH_B0 GENMASK(1, 0) +#define MT_EE_WIFI_CONF3_TX_PATH_B1 GENMASK(5, 4) +#define MT_EE_WIFI_CONF7_TSSI0_2G BIT(0) +#define MT_EE_WIFI_CONF7_TSSI0_5G BIT(2) +#define MT_EE_WIFI_CONF7_TSSI1_5G BIT(4) + +#define MT_EE_RATE_DELTA_MASK GENMASK(5, 0) +#define MT_EE_RATE_DELTA_SIGN BIT(6) +#define MT_EE_RATE_DELTA_EN BIT(7) + +enum mt7915_adie_sku { + MT7976_ONE_ADIE_DBDC = 0x7, + MT7975_ONE_ADIE = 0x8, + MT7976_ONE_ADIE = 0xa, + MT7975_DUAL_ADIE = 0xd, + MT7976_DUAL_ADIE = 0xf, +}; + +enum mt7915_eeprom_band { + MT_EE_BAND_SEL_DEFAULT, + MT_EE_BAND_SEL_5GHZ, + MT_EE_BAND_SEL_2GHZ, + MT_EE_BAND_SEL_DUAL, +}; + +enum { + MT_EE_V2_BAND_SEL_2GHZ, + MT_EE_V2_BAND_SEL_5GHZ, + MT_EE_V2_BAND_SEL_6GHZ, + MT_EE_V2_BAND_SEL_5GHZ_6GHZ, +}; + +enum mt7915_sku_rate_group { + SKU_CCK, + SKU_OFDM, + SKU_HT_BW20, + SKU_HT_BW40, + SKU_VHT_BW20, + SKU_VHT_BW40, + SKU_VHT_BW80, + SKU_VHT_BW160, + SKU_HE_RU26, + SKU_HE_RU52, + SKU_HE_RU106, + SKU_HE_RU242, + SKU_HE_RU484, + SKU_HE_RU996, + SKU_HE_RU2x996, + MAX_SKU_RATE_GROUP_NUM, +}; + +static inline int +mt7915_get_channel_group_5g(int channel, bool is_7976) +{ + if (is_7976) { + if (channel <= 64) + return 0; + if (channel <= 96) + return 1; + if (channel <= 128) + return 2; + if (channel <= 144) + return 3; + return 4; + } + + if (channel >= 184 && channel <= 196) + return 0; + if (channel <= 48) + return 1; + if (channel <= 64) + return 2; + if (channel <= 96) + return 3; + if (channel <= 112) + return 4; + if (channel <= 128) + return 5; + if (channel <= 144) + return 6; + return 7; +} + +static inline int +mt7915_get_channel_group_6g(int channel) +{ + if (channel <= 29) + return 0; + + return DIV_ROUND_UP(channel - 29, 32); +} + +static inline bool +mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band) +{ + u8 *eep = dev->mt76.eeprom.data; + u8 val = eep[MT_EE_WIFI_CONF + 7]; + + if (band == NL80211_BAND_2GHZ) + return val & MT_EE_WIFI_CONF7_TSSI0_2G; + + if (dev->dbdc_support) + return val & MT_EE_WIFI_CONF7_TSSI1_5G; + else + return val & MT_EE_WIFI_CONF7_TSSI0_5G; +} + +extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM]; + +#endif |