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/*
* 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 "../mt76x02_eeprom.h"
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 */
};
void mt76x2_get_rate_power(struct mt76x02_dev *dev, struct mt76_rate_power *t,
struct ieee80211_channel *chan);
void mt76x2_get_power_info(struct mt76x02_dev *dev,
struct mt76x2_tx_power_info *t,
struct ieee80211_channel *chan);
int mt76x2_get_temp_comp(struct mt76x02_dev *dev, struct mt76x2_temp_comp *t);
void mt76x2_read_rx_gain(struct mt76x02_dev *dev);
static inline bool
mt76x2_has_ext_lna(struct mt76x02_dev *dev)
{
u32 val = mt76x02_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;
}
static inline bool
mt76x2_temp_tx_alc_enabled(struct mt76x02_dev *dev)
{
u16 val;
val = mt76x02_eeprom_get(dev, MT_EE_TX_POWER_EXT_PA_5G);
if (!(val & BIT(15)))
return false;
return mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1) &
MT_EE_NIC_CONF_1_TEMP_TX_ALC;
}
static inline bool
mt76x2_tssi_enabled(struct mt76x02_dev *dev)
{
return !mt76x2_temp_tx_alc_enabled(dev) &&
(mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1) &
MT_EE_NIC_CONF_1_TX_ALC_EN);
}
#endif
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