From: Ping-Ke Shih pkshih@realtek.com
[ Upstream commit 21b5f159a2ee47d30f418559f6ece0088c80199f ]
Some DPK settings are wrong, and causes bad TX performance occasionally. So, fix them by internal suggestions.
Fixes: da4cea16cb13 ("rtw89: 8852c: rfk: add DPK") Signed-off-by: Ping-Ke Shih pkshih@realtek.com Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://lore.kernel.org/r/20221209020940.9573-3-pkshih@realtek.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/realtek/rtw89/reg.h | 2 ++ drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c | 9 ++++----- 2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index ca20bb024b407..0291aff940166 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -3374,6 +3374,8 @@ #define RR_TXRSV_GAPK BIT(19) #define RR_BIAS 0x5e #define RR_BIAS_GAPK BIT(19) +#define RR_TXAC 0x5f +#define RR_TXAC_IQG GENMASK(3, 0) #define RR_BIASA 0x60 #define RR_BIASA_TXG GENMASK(15, 12) #define RR_BIASA_TXA GENMASK(19, 16) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c b/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c index 6387c834a73da..98428f17814f5 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852c_rfk.c @@ -1873,12 +1873,11 @@ static void _dpk_rf_setting(struct rtw89_dev *rtwdev, u8 gain, 0x50101 | BIT(rtwdev->dbcc_en)); rtw89_write_rf(rtwdev, path, RR_MOD_V1, RR_MOD_MASK, RF_DPK);
- if (dpk->bp[path][kidx].band == RTW89_BAND_6G && dpk->bp[path][kidx].ch >= 161) { + if (dpk->bp[path][kidx].band == RTW89_BAND_6G && dpk->bp[path][kidx].ch >= 161) rtw89_write_rf(rtwdev, path, RR_IQGEN, RR_IQGEN_BIAS, 0x8); - rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd); - } else { - rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd); - } + + rtw89_write_rf(rtwdev, path, RR_LOGEN, RR_LOGEN_RPT, 0xd); + rtw89_write_rf(rtwdev, path, RR_TXAC, RR_TXAC_IQG, 0x8);
rtw89_write_rf(rtwdev, path, RR_RXA2, RR_RXA2_ATT, 0x0); rtw89_write_rf(rtwdev, path, RR_TXIQK, RR_TXIQK_ATT2, 0x3);