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authorPing-Ke Shih <pkshih@realtek.com>2023-12-04 16:07:51 +0800
committerKalle Valo <kvalo@kernel.org>2023-12-07 18:22:12 +0200
commitdb7fac15eaf0f09d675730d7002edabe27fe9e1d (patch)
tree5471c2c76b716cabe2b2d6eb31a72225170adec3 /drivers/net/wireless/realtek
parent6f8d36552bab7dc83d8aba89311d6039c53eb6a1 (diff)
wifi: rtw89: mac: refine SER setting during WiFi CPU power on
Don't enable firmware debug mode to prevent SER flow stuck due to fail to reset payload buffer, and clear HALT_C2H_INT to avoid handling unexpected interrupt at beginning. Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20231204080751.15354-6-pkshih@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek')
-rw-r--r--drivers/net/wireless/realtek/rtw89/mac_be.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/mac_be.c b/drivers/net/wireless/realtek/rtw89/mac_be.c
index c3c920ccb2f9..7ad509787d72 100644
--- a/drivers/net/wireless/realtek/rtw89/mac_be.c
+++ b/drivers/net/wireless/realtek/rtw89/mac_be.c
@@ -384,8 +384,6 @@ static int wcpu_on(struct rtw89_dev *rtwdev, u8 boot_reason, bool dlfw)
u32 val32;
int ret;
- rtw89_write32_set(rtwdev, R_BE_UDM0, B_BE_UDM0_DBG_MODE_CTRL);
-
val32 = rtw89_read32(rtwdev, R_BE_HALT_C2H);
if (val32) {
rtw89_warn(rtwdev, "[SER] AON L2 Debug register not empty before Boot.\n");
@@ -409,6 +407,10 @@ static int wcpu_on(struct rtw89_dev *rtwdev, u8 boot_reason, bool dlfw)
rtw89_write32(rtwdev, R_BE_HALT_H2C_CTRL, 0);
rtw89_write32(rtwdev, R_BE_HALT_C2H_CTRL, 0);
+ val32 = rtw89_read32(rtwdev, R_BE_HISR0);
+ rtw89_write32(rtwdev, R_BE_HISR0, B_BE_HALT_C2H_INT);
+ rtw89_debug(rtwdev, RTW89_DBG_SER, "HISR0=0x%x\n", val32);
+
rtw89_write32_set(rtwdev, R_BE_SYS_CLK_CTRL, B_BE_CPU_CLK_EN);
rtw89_write32_clr(rtwdev, R_BE_SYS_CFG5,
B_BE_WDT_WAKE_PCIE_EN | B_BE_WDT_WAKE_USB_EN);