rtw88: LPS enter/leave should be protected by lock

Protect LPS enter/leave routine with rtwdev->mutex.
This helps to synchronize with driver's states correctly.

Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
3 files changed