cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

eeprom.h (3591B)

      1/* SPDX-License-Identifier: ISC */
      2/* Copyright (C) 2020 MediaTek Inc. */
      3
      4#ifndef __MT7915_EEPROM_H
      5#define __MT7915_EEPROM_H
      6
      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_RATE_DELTA_2G =	0x252,
     23	MT_EE_RATE_DELTA_5G =	0x29d,
     24	MT_EE_TX0_POWER_2G =	0x2fc,
     25	MT_EE_TX0_POWER_5G =	0x34b,
     26	MT_EE_RATE_DELTA_2G_V2 = 0x7d3,
     27	MT_EE_RATE_DELTA_5G_V2 = 0x81e,
     28	MT_EE_RATE_DELTA_6G_V2 = 0x884, /* 6g fields only appear in eeprom v2 */
     29	MT_EE_TX0_POWER_2G_V2 =	0x441,
     30	MT_EE_TX0_POWER_5G_V2 =	0x445,
     31	MT_EE_TX0_POWER_6G_V2 =	0x465,
     32	MT_EE_ADIE_FT_VERSION =	0x9a0,
     33
     34	__MT_EE_MAX =		0xe00,
     35	__MT_EE_MAX_V2 =	0x1000,
     36	/* 0xe10 ~ 0x5780 used to save group cal data */
     37	MT_EE_PRECAL =		0xe10,
     38	MT_EE_PRECAL_V2 =	0x1010
     39};
     40
     41#define MT_EE_WIFI_CAL_GROUP			BIT(0)
     42#define MT_EE_WIFI_CAL_DPD			GENMASK(2, 1)
     43#define MT_EE_CAL_UNIT				1024
     44#define MT_EE_CAL_GROUP_SIZE			(49 * MT_EE_CAL_UNIT + 16)
     45#define MT_EE_CAL_DPD_SIZE			(54 * MT_EE_CAL_UNIT)
     46
     47#define MT_EE_WIFI_CONF0_TX_PATH		GENMASK(2, 0)
     48#define MT_EE_WIFI_CONF0_BAND_SEL		GENMASK(7, 6)
     49#define MT_EE_WIFI_CONF1_BAND_SEL		GENMASK(7, 6)
     50#define MT_EE_WIFI_CONF_STREAM_NUM		GENMASK(7, 5)
     51#define MT_EE_WIFI_CONF3_TX_PATH_B0		GENMASK(1, 0)
     52#define MT_EE_WIFI_CONF3_TX_PATH_B1		GENMASK(5, 4)
     53#define MT_EE_WIFI_CONF7_TSSI0_2G		BIT(0)
     54#define MT_EE_WIFI_CONF7_TSSI0_5G		BIT(2)
     55#define MT_EE_WIFI_CONF7_TSSI1_5G		BIT(4)
     56
     57#define MT_EE_RATE_DELTA_MASK			GENMASK(5, 0)
     58#define MT_EE_RATE_DELTA_SIGN			BIT(6)
     59#define MT_EE_RATE_DELTA_EN			BIT(7)
     60
     61#define MT_EE_NSS_MAX_MA7915			4
     62#define MT_EE_NSS_MAX_DBDC_MA7915		2
     63#define MT_EE_NSS_MAX_MA7986			4
     64#define MT_EE_NSS_MAX_DBDC_MA7986		4
     65
     66enum mt7915_adie_sku {
     67	MT7976_ONE_ADIE_DBDC = 0x7,
     68	MT7975_ONE_ADIE	= 0x8,
     69	MT7976_ONE_ADIE	= 0xa,
     70	MT7975_DUAL_ADIE = 0xd,
     71	MT7976_DUAL_ADIE = 0xf,
     72};
     73
     74enum mt7915_eeprom_band {
     75	MT_EE_BAND_SEL_DEFAULT,
     76	MT_EE_BAND_SEL_5GHZ,
     77	MT_EE_BAND_SEL_2GHZ,
     78	MT_EE_BAND_SEL_DUAL,
     79};
     80
     81enum {
     82	MT_EE_V2_BAND_SEL_2GHZ,
     83	MT_EE_V2_BAND_SEL_5GHZ,
     84	MT_EE_V2_BAND_SEL_6GHZ,
     85	MT_EE_V2_BAND_SEL_5GHZ_6GHZ,
     86};
     87
     88enum mt7915_sku_rate_group {
     89	SKU_CCK,
     90	SKU_OFDM,
     91	SKU_HT_BW20,
     92	SKU_HT_BW40,
     93	SKU_VHT_BW20,
     94	SKU_VHT_BW40,
     95	SKU_VHT_BW80,
     96	SKU_VHT_BW160,
     97	SKU_HE_RU26,
     98	SKU_HE_RU52,
     99	SKU_HE_RU106,
    100	SKU_HE_RU242,
    101	SKU_HE_RU484,
    102	SKU_HE_RU996,
    103	SKU_HE_RU2x996,
    104	MAX_SKU_RATE_GROUP_NUM,
    105};
    106
    107static inline int
    108mt7915_get_channel_group_5g(int channel, bool is_7976)
    109{
    110	if (is_7976) {
    111		if (channel <= 64)
    112			return 0;
    113		if (channel <= 96)
    114			return 1;
    115		if (channel <= 128)
    116			return 2;
    117		if (channel <= 144)
    118			return 3;
    119		return 4;
    120	}
    121
    122	if (channel >= 184 && channel <= 196)
    123		return 0;
    124	if (channel <= 48)
    125		return 1;
    126	if (channel <= 64)
    127		return 2;
    128	if (channel <= 96)
    129		return 3;
    130	if (channel <= 112)
    131		return 4;
    132	if (channel <= 128)
    133		return 5;
    134	if (channel <= 144)
    135		return 6;
    136	return 7;
    137}
    138
    139static inline int
    140mt7915_get_channel_group_6g(int channel)
    141{
    142	if (channel <= 29)
    143		return 0;
    144
    145	return DIV_ROUND_UP(channel - 29, 32);
    146}
    147
    148static inline bool
    149mt7915_tssi_enabled(struct mt7915_dev *dev, enum nl80211_band band)
    150{
    151	u8 *eep = dev->mt76.eeprom.data;
    152	u8 val = eep[MT_EE_WIFI_CONF + 7];
    153
    154	if (band == NL80211_BAND_2GHZ)
    155		return val & MT_EE_WIFI_CONF7_TSSI0_2G;
    156
    157	if (dev->dbdc_support)
    158		return val & MT_EE_WIFI_CONF7_TSSI1_5G;
    159	else
    160		return val & MT_EE_WIFI_CONF7_TSSI0_5G;
    161}
    162
    163extern const u8 mt7915_sku_group_len[MAX_SKU_RATE_GROUP_NUM];
    164
    165#endif