drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
   4  * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
   5  * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
   6  */
   7
   8 #ifndef __MT76X0U_EEPROM_H
   9 #define __MT76X0U_EEPROM_H
  10
  11 #include "../mt76x02_eeprom.h"
  12
  13 struct mt76x02_dev;
  14
  15 #define MT76X0U_EE_MAX_VER              0x0c
  16 #define MT76X0_EEPROM_SIZE              512
  17
  18 int mt76x0_eeprom_init(struct mt76x02_dev *dev);
  19 void mt76x0_read_rx_gain(struct mt76x02_dev *dev);
  20 void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev,
  21                                   struct ieee80211_channel *chan,
  22                                   struct mt76_rate_power *t);
  23 void mt76x0_get_power_info(struct mt76x02_dev *dev,
  24                            struct ieee80211_channel *chan, s8 *tp);
  25
  26 static inline s8 s6_to_s8(u32 val)
  27 {
  28         s8 ret = val & GENMASK(5, 0);
  29
  30         if (ret & BIT(5))
  31                 ret -= BIT(6);
  32         return ret;
  33 }
  34
  35 static inline bool mt76x0_tssi_enabled(struct mt76x02_dev *dev)
  36 {
  37         return (mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1) &
  38                 MT_EE_NIC_CONF_1_TX_ALC_EN);
  39 }
  40
  41 #endif