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Release 4.16 drivers/net/wireless/mediatek/mt76/mt76x2_eeprom.h

/*
 * Copyright (C) 2016 Felix Fietkau <nbd@nbd.name>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef __MT76x2_EEPROM_H

#define __MT76x2_EEPROM_H

#include "mt76x2.h"


enum mt76x2_eeprom_field {
	
MT_EE_CHIP_ID =				0x000,
	
MT_EE_VERSION =				0x002,
	
MT_EE_MAC_ADDR =			0x004,
	
MT_EE_PCI_ID =				0x00A,
	
MT_EE_NIC_CONF_0 =			0x034,
	
MT_EE_NIC_CONF_1 =			0x036,
	
MT_EE_NIC_CONF_2 =			0x042,

	
MT_EE_XTAL_TRIM_1 =			0x03a,
	
MT_EE_XTAL_TRIM_2 =			0x09e,

	
MT_EE_LNA_GAIN =			0x044,
	
MT_EE_RSSI_OFFSET_2G_0 =		0x046,
	
MT_EE_RSSI_OFFSET_2G_1 =		0x048,
	
MT_EE_RSSI_OFFSET_5G_0 =		0x04a,
	
MT_EE_RSSI_OFFSET_5G_1 =		0x04c,

	
MT_EE_TX_POWER_DELTA_BW40 =		0x050,
	
MT_EE_TX_POWER_DELTA_BW80 =		0x052,

	
MT_EE_TX_POWER_EXT_PA_5G =		0x054,

	
MT_EE_TX_POWER_0_START_2G =		0x056,
	
MT_EE_TX_POWER_1_START_2G =		0x05c,

	/* used as byte arrays */

#define MT_TX_POWER_GROUP_SIZE_5G		5

#define MT_TX_POWER_GROUPS_5G			6
	
MT_EE_TX_POWER_0_START_5G =		0x062,

	
MT_EE_TX_POWER_0_GRP3_TX_POWER_DELTA =	0x074,
	
MT_EE_TX_POWER_0_GRP4_TSSI_SLOPE =	0x076,

	
MT_EE_TX_POWER_1_START_5G =		0x080,

	
MT_EE_TX_POWER_CCK =			0x0a0,
	
MT_EE_TX_POWER_OFDM_2G_6M =		0x0a2,
	
MT_EE_TX_POWER_OFDM_2G_24M =		0x0a4,
	
MT_EE_TX_POWER_OFDM_5G_6M =		0x0b2,
	
MT_EE_TX_POWER_OFDM_5G_24M =		0x0b4,
	
MT_EE_TX_POWER_HT_MCS0 =		0x0a6,
	
MT_EE_TX_POWER_HT_MCS4 =		0x0a8,
	
MT_EE_TX_POWER_HT_MCS8 =		0x0aa,
	
MT_EE_TX_POWER_HT_MCS12 =		0x0ac,
	
MT_EE_TX_POWER_VHT_MCS0 =		0x0ba,
	
MT_EE_TX_POWER_VHT_MCS4 =		0x0bc,
	
MT_EE_TX_POWER_VHT_MCS8 =		0x0be,

	
MT_EE_RF_TEMP_COMP_SLOPE_5G =		0x0f2,
	
MT_EE_RF_TEMP_COMP_SLOPE_2G =		0x0f4,

	
MT_EE_RF_2G_TSSI_OFF_TXPOWER =		0x0f6,
	
MT_EE_RF_2G_RX_HIGH_GAIN =		0x0f8,
	
MT_EE_RF_5G_GRP0_1_RX_HIGH_GAIN =	0x0fa,
	
MT_EE_RF_5G_GRP2_3_RX_HIGH_GAIN =	0x0fc,
	
MT_EE_RF_5G_GRP4_5_RX_HIGH_GAIN =	0x0fe,

	
MT_EE_BT_RCAL_RESULT =			0x138,
	
MT_EE_BT_VCDL_CALIBRATION =		0x13c,
	
MT_EE_BT_PMUCFG =			0x13e,

	
__MT_EE_MAX
};


#define MT_EE_NIC_CONF_0_PA_INT_2G		BIT(8)

#define MT_EE_NIC_CONF_0_PA_INT_5G		BIT(9)

#define MT_EE_NIC_CONF_0_BOARD_TYPE		GENMASK(13, 12)


#define MT_EE_NIC_CONF_1_TEMP_TX_ALC		BIT(1)

#define MT_EE_NIC_CONF_1_LNA_EXT_2G		BIT(2)

#define MT_EE_NIC_CONF_1_LNA_EXT_5G		BIT(3)

#define MT_EE_NIC_CONF_1_TX_ALC_EN		BIT(13)


#define MT_EE_NIC_CONF_2_RX_STREAM		GENMASK(3, 0)

#define MT_EE_NIC_CONF_2_TX_STREAM		GENMASK(7, 4)

#define MT_EE_NIC_CONF_2_HW_ANTDIV		BIT(8)

#define MT_EE_NIC_CONF_2_XTAL_OPTION		GENMASK(10, 9)

#define MT_EE_NIC_CONF_2_TEMP_DISABLE		BIT(11)

#define MT_EE_NIC_CONF_2_COEX_METHOD		GENMASK(15, 13)


enum mt76x2_board_type {
	
BOARD_TYPE_2GHZ = 1,
	
BOARD_TYPE_5GHZ = 2,
};


enum mt76x2_cal_channel_group {
	
MT_CH_5G_JAPAN,
	
MT_CH_5G_UNII_1,
	
MT_CH_5G_UNII_2,
	
MT_CH_5G_UNII_2E_1,
	
MT_CH_5G_UNII_2E_2,
	
MT_CH_5G_UNII_3,
	
__MT_CH_MAX
};


struct mt76x2_tx_power_info {
	
u8 target_power;

	
s8 delta_bw40;
	
s8 delta_bw80;

	
struct {
		
s8 tssi_slope;
		
s8 tssi_offset;
		
s8 target_power;
		
s8 delta;
	
} chain[MT_MAX_CHAINS];
};


struct mt76x2_temp_comp {
	
u8 temp_25_ref;
	
int lower_bound; /* J */
	
int upper_bound; /* J */
	
unsigned int high_slope; /* J / dB */
	
unsigned int low_slope; /* J / dB */
};


static inline int mt76x2_eeprom_get(struct mt76x2_dev *dev, enum mt76x2_eeprom_field field) { if ((field & 1) || field >= __MT_EE_MAX) return -1; return get_unaligned_le16(dev->mt76.eeprom.data + field); }

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Felix Fietkau46100.00%1100.00%
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void mt76x2_get_rate_power(struct mt76x2_dev *dev, struct mt76_rate_power *t, struct ieee80211_channel *chan); int mt76x2_get_max_rate_power(struct mt76_rate_power *r); void mt76x2_get_power_info(struct mt76x2_dev *dev, struct mt76x2_tx_power_info *t, struct ieee80211_channel *chan); int mt76x2_get_temp_comp(struct mt76x2_dev *dev, struct mt76x2_temp_comp *t); bool mt76x2_ext_pa_enabled(struct mt76x2_dev *dev, enum nl80211_band band); void mt76x2_read_rx_gain(struct mt76x2_dev *dev);
static inline bool mt76x2_temp_tx_alc_enabled(struct mt76x2_dev *dev) { return mt76x2_eeprom_get(dev, MT_EE_NIC_CONF_1) & MT_EE_NIC_CONF_1_TEMP_TX_ALC; }

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Felix Fietkau22100.00%1100.00%
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static inline bool mt76x2_tssi_enabled(struct mt76x2_dev *dev) { return !mt76x2_temp_tx_alc_enabled(dev) && (mt76x2_eeprom_get(dev, MT_EE_NIC_CONF_1) & MT_EE_NIC_CONF_1_TX_ALC_EN); }

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static inline bool mt76x2_has_ext_lna(struct mt76x2_dev *dev) { u32 val = mt76x2_eeprom_get(dev, MT_EE_NIC_CONF_1); if (dev->mt76.chandef.chan->band == NL80211_BAND_2GHZ) return val & MT_EE_NIC_CONF_1_LNA_EXT_2G; else return val & MT_EE_NIC_CONF_1_LNA_EXT_5G; }

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#endif

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