git.ipfire.org Git - thirdparty/openwrt.git/blob

   1 From e66bca16638ee59e997f9d9a3711b3ae587d04d9 Mon Sep 17 00:00:00 2001
   2 From: Bitterblue Smith <rtl8821cerfe2@gmail.com>
   3 Date: Tue, 18 Feb 2025 01:28:59 +0200
   4 Subject: [PATCH] wifi: rtw88: Fix rtw_mac_power_switch() for RTL8814AU
   5
   6 rtw_mac_power_switch() checks bit 8 of REG_SYS_STATUS1 to see if the
   7 chip is powered on. This bit appears to be always on in the RTL8814AU,
   8 so ignore it.
   9
  10 Signed-off-by: Bitterblue Smith <rtl8821cerfe2@gmail.com>
  11 Acked-by: Ping-Ke Shih <pkshih@realtek.com>
  12 Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
  13 Link: https://patch.msgid.link/2f0fcffb-3067-4d95-a68c-f2f3a5a47921@gmail.com
  14 ---
  15  drivers/net/wireless/realtek/rtw88/mac.c | 1 +
  16  1 file changed, 1 insertion(+)
  17
  18 --- a/drivers/net/wireless/realtek/rtw88/mac.c
  19 +++ b/drivers/net/wireless/realtek/rtw88/mac.c
  20 @@ -291,6 +291,7 @@ static int rtw_mac_power_switch(struct r
  21         if (rtw_read8(rtwdev, REG_CR) == 0xea)
  22                 cur_pwr = false;
  23         else if (rtw_hci_type(rtwdev) == RTW_HCI_TYPE_USB &&
  24 +                chip->id != RTW_CHIP_TYPE_8814A &&
  25                  (rtw_read8(rtwdev, REG_SYS_STATUS1 + 1) & BIT(0)))
  26                 cur_pwr = false;
  27         else