> Did the extensive logging of LPS state happen always? Or happen after a while? > Try module parameter rtw_disable_lps_deep_mode=1 to see if it works well. No after about ~2mins or so. Thanks I will try that. > The IO of SDIO is slower than PCIE, so maybe we can try to enlarge timeout time > in rtw_power_mode_change(): Good to know, I will try that patch also. > Not sure why this could lead crash, because it is only a warning. Sorry yes you are right, it is just a warning. The WiFi does continue to work. Thanks for the reply, will try your suggestions and update. Ryan