xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/mediatek/mt76/mt76x0/eeprom.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
4*4882a593Smuzhiyun  * Copyright (C) 2015 Jakub Kicinski <kubakici@wp.pl>
5*4882a593Smuzhiyun  * Copyright (C) 2018 Stanislaw Gruszka <stf_xl@wp.pl>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef __MT76X0U_EEPROM_H
9*4882a593Smuzhiyun #define __MT76X0U_EEPROM_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include "../mt76x02_eeprom.h"
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct mt76x02_dev;
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define MT76X0U_EE_MAX_VER		0x0c
16*4882a593Smuzhiyun #define MT76X0_EEPROM_SIZE		512
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun int mt76x0_eeprom_init(struct mt76x02_dev *dev);
19*4882a593Smuzhiyun void mt76x0_read_rx_gain(struct mt76x02_dev *dev);
20*4882a593Smuzhiyun void mt76x0_get_tx_power_per_rate(struct mt76x02_dev *dev,
21*4882a593Smuzhiyun 				  struct ieee80211_channel *chan,
22*4882a593Smuzhiyun 				  struct mt76_rate_power *t);
23*4882a593Smuzhiyun void mt76x0_get_power_info(struct mt76x02_dev *dev,
24*4882a593Smuzhiyun 			   struct ieee80211_channel *chan, s8 *tp);
25*4882a593Smuzhiyun 
s6_to_s8(u32 val)26*4882a593Smuzhiyun static inline s8 s6_to_s8(u32 val)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun 	s8 ret = val & GENMASK(5, 0);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun 	if (ret & BIT(5))
31*4882a593Smuzhiyun 		ret -= BIT(6);
32*4882a593Smuzhiyun 	return ret;
33*4882a593Smuzhiyun }
34*4882a593Smuzhiyun 
mt76x0_tssi_enabled(struct mt76x02_dev * dev)35*4882a593Smuzhiyun static inline bool mt76x0_tssi_enabled(struct mt76x02_dev *dev)
36*4882a593Smuzhiyun {
37*4882a593Smuzhiyun 	return (mt76x02_eeprom_get(dev, MT_EE_NIC_CONF_1) &
38*4882a593Smuzhiyun 		MT_EE_NIC_CONF_1_TX_ALC_EN);
39*4882a593Smuzhiyun }
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #endif
42