1 /*
2  * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
3  * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
4  * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2
8  * as published by the Free Software Foundation
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #ifndef __MT76X0U_EEPROM_H
17 #define __MT76X0U_EEPROM_H
18 
19 #include "../mt76x02_eeprom.h"
20 
21 struct mt76x0_dev;
22 
23 #define MT76X0U_EE_MAX_VER		0x0c
24 #define MT76X0_EEPROM_SIZE		512
25 
26 struct reg_channel_bounds {
27 	u8 start;
28 	u8 num;
29 };
30 
31 struct mt76x0_caldata {
32 	s8 rssi_offset[2];
33 	s8 lna_gain;
34 
35 	s16 temp_offset;
36 	u8 freq_offset;
37 };
38 
39 struct mt76x0_eeprom_params {
40 
41 	u8 tx_pwr_per_chan[58];
42 };
43 
44 int mt76x0_eeprom_init(struct mt76x0_dev *dev);
45 void mt76x0_read_rx_gain(struct mt76x0_dev *dev);
46 void mt76x0_get_tx_power_per_rate(struct mt76x0_dev *dev);
47 
48 static inline s8 s6_to_s8(u32 val)
49 {
50 	s8 ret = val & GENMASK(5, 0);
51 
52 	if (ret & BIT(5))
53 		ret -= BIT(6);
54 	return ret;
55 }
56 
57 #endif
58