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wifi: rtw89: fix SER L1 might stop entering LPS issue

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When SER L1 triggered, driver need to stop Rx and clear RTW89_FLAG_RUNNING
flag. If track_work check RTW89_FLAG_RUNNING simultaneously, it will check
failed and never queue track_work again, and LPS won't enter either.
Therefore, we cancel delayed work when enter SER L1, and queue delayed work
when leave SER L1.

Signed-off-by: Chih-Kang Chang <gary.chang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230224082117.21241-1-pkshih@realtek.com
This commit is contained in:
Chih-Kang Chang
2023-02-24 16:21:17 +08:00
committed by Kalle Valo
parent 1d5003d05f
commit 5c48f9432d
1 changed files with 5 additions and 0 deletions
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5
drivers/net/wireless/realtek/rtw89/ser.c
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@@ -414,8 +414,11 @@ static void ser_idle_st_hdl(struct rtw89_ser *ser, u8 evt)
static void ser_reset_trx_st_hdl(struct rtw89_ser *ser, u8 evt)
{
struct rtw89_dev *rtwdev = container_of(ser, struct rtw89_dev, ser);
switch (evt) {
case SER_EV_STATE_IN:
cancel_delayed_work_sync(&rtwdev->track_work);
drv_stop_tx(ser);
if (hal_stop_dma(ser)) {
@@ -446,6 +449,8 @@ static void ser_reset_trx_st_hdl(struct rtw89_ser *ser, u8 evt)
hal_enable_dma(ser);
drv_resume_rx(ser);
drv_resume_tx(ser);
ieee80211_queue_delayed_work(rtwdev->hw, &rtwdev->track_work,
RTW89_TRACK_WORK_PERIOD);
break;
default: