diff options
| author | Ping-Ke Shih <pkshih@realtek.com> | 2025-11-11 10:24:48 +0800 |
|---|---|---|
| committer | Ping-Ke Shih <pkshih@realtek.com> | 2025-11-13 09:36:29 +0800 |
| commit | b37fb77d4530f711a08b6dd860a8a4839897aba2 (patch) | |
| tree | 07899fbdc2eb6f0558d4a2960905a697da7d21ad /drivers/net/wireless | |
| parent | 7bf433c6767ffe2ad5b7ac8680c6e93e7d0be3e4 (diff) | |
wifi: rtw89: 8852c: add compensation of thermal value from efuse calibration
The 3th bit of thermal value programmed in efuse means 8 (2 ^ 3) grams.
Check the bit and signed bit, and add compensation to final thermal.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20251111022452.28093-5-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/rtw8852c.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c.c b/drivers/net/wireless/realtek/rtw89/rtw8852c.c index 8550ae3bcb64..6be56c2fa0c7 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852c.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852c.c @@ -670,12 +670,16 @@ static void rtw8852c_phycap_parsing_thermal_trim(struct rtw89_dev *rtwdev, } } +#define __THM_MASK_SIGN BIT(0) +#define __THM_MASK_3BITS GENMASK(3, 1) +#define __THM_MASK_VAL8 BIT(4) + static void rtw8852c_thermal_trim(struct rtw89_dev *rtwdev) { -#define __thm_setting(raw) \ -({ \ - u8 __v = (raw); \ - ((__v & 0x1) << 3) | ((__v & 0x1f) >> 1); \ +#define __thm_setting(raw) \ +({ \ + u8 __v = (raw); \ + ((__v & __THM_MASK_SIGN) << 3) | ((__v & __THM_MASK_3BITS) >> 1); \ }) struct rtw89_power_trim_info *info = &rtwdev->pwr_trim; u8 i, val; @@ -2516,13 +2520,26 @@ static void rtw8852c_bb_cfg_txrx_path(struct rtw89_dev *rtwdev) static u8 rtw8852c_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path) { + struct rtw89_power_trim_info *info = &rtwdev->pwr_trim; + s8 comp = 0; + u8 val; + rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x1); rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x0); rtw89_write_rf(rtwdev, rf_path, RR_TM, RR_TM_TRI, 0x1); fsleep(200); - return rtw89_read_rf(rtwdev, rf_path, RR_TM, RR_TM_VAL); + val = rtw89_read_rf(rtwdev, rf_path, RR_TM, RR_TM_VAL); + + if (info->pg_thermal_trim) { + u8 trim = info->thermal_trim[rf_path]; + + if (trim & __THM_MASK_VAL8) + comp = 8 * (trim & __THM_MASK_SIGN ? -1 : 1); + } + + return val + comp; } static void rtw8852c_btc_set_rfe(struct rtw89_dev *rtwdev) |