diff mbox series

[08/11] rtw89: disable FW and H2C function if CPU disabled

Message ID 20220311030301.33921-9-pkshih@realtek.com
State New
Headers show
Series rtw89: prepare more shared code to work with 8852c | expand

Commit Message

Ping-Ke Shih March 11, 2022, 3:02 a.m. UTC 
From: Chia-Yuan Li <leo.li@realtek.com>

Initialize FW status and disabled H2C function if CPU disabled. Then, it
can reset to initial state.

Signed-off-by: Chia-Yuan Li <leo.li@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
---
 drivers/net/wireless/realtek/rtw89/mac.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/wireless/realtek/rtw89/mac.c b/drivers/net/wireless/realtek/rtw89/mac.c
index 83690656c3e8e..e52b0e7b53829 100644
--- a/drivers/net/wireless/realtek/rtw89/mac.c
+++ b/drivers/net/wireless/realtek/rtw89/mac.c
@@ -2685,7 +2685,11 @@  static void rtw89_mac_disable_cpu(struct rtw89_dev *rtwdev)
 	clear_bit(RTW89_FLAG_FW_RDY, rtwdev->flags);
 
 	rtw89_write32_clr(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_WCPU_EN);
+	rtw89_write32_clr(rtwdev, R_AX_WCPU_FW_CTRL, B_AX_WCPU_FWDL_EN |
+			  B_AX_H2C_PATH_RDY | B_AX_FWDL_PATH_RDY);
 	rtw89_write32_clr(rtwdev, R_AX_SYS_CLK_CTRL, B_AX_CPU_CLK_EN);
+	rtw89_write32_clr(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN);
+	rtw89_write32_set(rtwdev, R_AX_PLATFORM_ENABLE, B_AX_PLATFORM_EN);
 }
 
 static int rtw89_mac_enable_cpu(struct rtw89_dev *rtwdev, u8 boot_reason,