mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-05 18:39:59 +00:00
Code Issues Releases Wiki Activity

wifi: rtw89: 8852c: enable the interference cancellation of MU-MIMO on 6GHz

Browse source 
Enable MU-MIMO interference cancellation (MUIC) to yield expected
performance of receiving MU-MIMO packets on 6GHz.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220908051257.25353-3-pkshih@realtek.com
This commit is contained in:
Ping-Ke Shih 2022-09-08 13:12:50 +08:00 committed by Kalle Valo
parent 87deaad9c9
commit ef16380b69
2 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/net/wireless/realtek/rtw89/reg.h
View file

@ -3680,6 +3680,8 @@
#define R_S1_ADDCK 0x3E00
#define B_S1_ADDCK_I GENMASK(9, 0)
#define B_S1_ADDCK_Q GENMASK(19, 10)
#define R_MUIC 0x40F8
#define B_MUIC_EN BIT(0)
#define R_DCFO 0x4264
#define B_DCFO GENMASK(1, 0)
#define R_SEG0CSI 0x42AC

5
drivers/net/wireless/realtek/rtw89/rtw8852c.c
View file

@ -1791,6 +1791,11 @@ static void rtw8852c_set_channel_bb(struct rtw89_dev *rtwdev,
}
}
if (chan->band_type == RTW89_BAND_6G)
rtw89_phy_write32_set(rtwdev, R_MUIC, B_MUIC_EN);
else
rtw89_phy_write32_clr(rtwdev, R_MUIC, B_MUIC_EN);
rtw8852c_bb_reset_all(rtwdev, phy_idx);
}