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authorChih-Kang Chang <gary.chang@realtek.com>2024-10-30 17:16:03 +0800
committerPing-Ke Shih <pkshih@realtek.com>2024-11-06 14:22:26 +0800
commit927f19c8efd7948d0ff6cf398a2478d55379fd00 (patch)
tree8759b6fec4f899d6aeb77cfe8215f8693466e133
parent81df5ed446b448bdc327b7c7f0b50121fc1f4aa2 (diff)
downloadlwn-927f19c8efd7948d0ff6cf398a2478d55379fd00.tar.gz
lwn-927f19c8efd7948d0ff6cf398a2478d55379fd00.zip
wifi: rtw89: 8852b: change RF mode to normal mode when set channel
Set the RF mode from 0xA(low power mode) to 0x3(Normal mode) to avoid abnormal TX waveform in OFDM rate. Originally the RF mode will be changed to normal mode by the firmware after entering LPS once. Therefore, this change does not affect power saving. Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com> Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Link: https://patch.msgid.link/20241030091603.6073-1-pkshih@realtek.com
-rw-r--r--drivers/net/wireless/realtek/rtw89/rtw8852b_common.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b_common.c b/drivers/net/wireless/realtek/rtw89/rtw8852b_common.c
index ede0ca5426ae..f4aa4437fb75 100644
--- a/drivers/net/wireless/realtek/rtw89/rtw8852b_common.c
+++ b/drivers/net/wireless/realtek/rtw89/rtw8852b_common.c
@@ -905,7 +905,6 @@ static void rtw8852bx_ctrl_bw(struct rtw89_dev *rtwdev, u8 pri_ch, u8 bw,
{
enum rtw89_core_chip_id chip_id = rtwdev->chip->chip_id;
u32 rx_path_0;
- u32 val;
rx_path_0 = rtw89_phy_read32_idx(rtwdev, R_CHBW_MOD_V1, B_ANT_RX_SEG0, phy_idx);
@@ -985,12 +984,11 @@ static void rtw8852bx_ctrl_bw(struct rtw89_dev *rtwdev, u8 pri_ch, u8 bw,
rtw89_phy_write32_idx(rtwdev, R_CHBW_MOD_V1, B_CHBW_MOD_PRICH,
pri_ch, phy_idx);
- /*Set RF mode at A */
- val = chip_id == RTL8852BT ? 0x333 : 0xaaa;
+ /*Set RF mode at 3 */
rtw89_phy_write32_idx(rtwdev, R_P0_RFMODE_ORI_RX,
- B_P0_RFMODE_ORI_RX_ALL, val, phy_idx);
+ B_P0_RFMODE_ORI_RX_ALL, 0x333, phy_idx);
rtw89_phy_write32_idx(rtwdev, R_P1_RFMODE_ORI_RX,
- B_P1_RFMODE_ORI_RX_ALL, val, phy_idx);
+ B_P1_RFMODE_ORI_RX_ALL, 0x333, phy_idx);
break;
default:
rtw89_warn(rtwdev, "Fail to switch bw (bw:%d, pri ch:%d)\n", bw,