6.14-stable review patch. If anyone has any objections, please let me know.
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From: Bitterblue Smith rtl8821cerfe2@gmail.com
[ Upstream commit e66bca16638ee59e997f9d9a3711b3ae587d04d9 ]
rtw_mac_power_switch() checks bit 8 of REG_SYS_STATUS1 to see if the chip is powered on. This bit appears to be always on in the RTL8814AU, so ignore it.
Signed-off-by: Bitterblue Smith rtl8821cerfe2@gmail.com Acked-by: Ping-Ke Shih pkshih@realtek.com Signed-off-by: Ping-Ke Shih pkshih@realtek.com Link: https://patch.msgid.link/2f0fcffb-3067-4d95-a68c-f2f3a5a47921@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/realtek/rtw88/mac.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index cae9cca6dca3d..ea6406df42b3d 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -291,6 +291,7 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) if (rtw_read8(rtwdev, REG_CR) == 0xea) cur_pwr = false; else if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB && + chip->id != RTW_CHIP_TYPE_8814A && (rtw_read8(rtwdev, REG_SYS_STATUS1 + 1) & BIT(0))) cur_pwr = false; else