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rtw89: 8852c: implement chip_ops::get_thermal

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Read thermal value, and then we can use EWMA thermal value to do RF
calibrations if the value is changed 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/20220421120903.73715-13-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2022-04-21 20:09:01 +08:00 committed by Kalle Valo
parent af0cac159b
commit 3ecca403d9
1 changed files with 12 additions and 0 deletions
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12
drivers/net/wireless/realtek/rtw89/rtw8852c.c
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@ -2327,6 +2327,17 @@ static void rtw8852c_bb_cfg_txrx_path(struct rtw89_dev *rtwdev)
rtw8852c_ctrl_tx_path_tmac(rtwdev, RF_PATH_AB, RTW89_MAC_0);
}
static u8 rtw8852c_get_thermal(struct rtw89_dev *rtwdev, enum rtw89_rf_path rf_path)
{
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 void rtw8852c_ctrl_btg(struct rtw89_dev *rtwdev, bool btg)
{
if (btg) {
@ -2487,6 +2498,7 @@ static const struct rtw89_chip_ops rtw8852c_chip_ops = {
.set_txpwr = rtw8852c_set_txpwr,
.set_txpwr_ctrl = rtw8852c_set_txpwr_ctrl,
.init_txpwr_unit = rtw8852c_init_txpwr_unit,
.get_thermal = rtw8852c_get_thermal,
.read_rf = rtw89_phy_read_rf_v1,
.write_rf = rtw89_phy_write_rf_v1,
.set_txpwr_ul_tb_offset = rtw8852c_set_txpwr_ul_tb_offset,