Bitterblue Smith <rtl8821cerfe2@xxxxxxxxx> wrote: > The firmware message C2H_ADAPTIVITY is currently handled in > rtw_fw_c2h_cmd_rx_irqsafe(), which runs in the RX workqueue, but it's > not "irqsafe" with USB because it sleeps (reads hardware registers). > This becomes a problem after the next patch, which will create the RX > workqueue with the flag WQ_BH. > > To avoid sleeping when it's not allowed, handle C2H_ADAPTIVITY in > rtw_fw_c2h_cmd_handle(), which runs in the c2h workqueue. > > Signed-off-by: Bitterblue Smith <rtl8821cerfe2@xxxxxxxxx> Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
