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wifi: rtw89: 8852b: add chip_ops to get thermal

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Thermal value reflects temperature that will affect RF performance, so
we re-calibrate RF characteristics if delta of thermal over a threshold.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221009125403.19662-5-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih
2022-10-09 20:53:58 +08:00
committed by Kalle Valo
parent a804479839
commit 8f88474ce3
1 changed files with 18 additions and 0 deletions
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18
drivers/net/wireless/realtek/rtw89/rtw8852b.c
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@@ -1397,6 +1397,23 @@ rtw8852b_init_txpwr_unit(struct rtw89_dev *rtwdev, enum rtw89_phy_idx phy_idx)
return 0;
}
static u8 rtw8852b_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path)
{
if (rtwdev->is_tssi_mode[rf_path]) {
u32 addr = 0x1c10 + (rf_path << 13);
return rtw89_phy_read32_mask(rtwdev, addr, 0x3F000000);
}
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);
}
static int rtw8852b_mac_enable_bb_rf(struct rtw89_dev *rtwdev)
{
int ret;
@@ -1463,6 +1480,7 @@ static const struct rtw89_chip_ops rtw8852b_chip_ops = {
.set_txpwr = rtw8852b_set_txpwr,
.set_txpwr_ctrl = rtw8852b_set_txpwr_ctrl,
.init_txpwr_unit = rtw8852b_init_txpwr_unit,
.get_thermal = rtw8852b_get_thermal,
.pwr_on_func = rtw8852b_pwr_on_func,
.pwr_off_func = rtw8852b_pwr_off_func,
};