Re: [PATCH] rtw88: pci: Power cycle device during shutdown

2020-09-09 Thread Kai-Heng Feng
> On Aug 26, 2020, at 08:27, Brian Norris wrote: > > On Mon, Aug 24, 2020 at 2:32 AM Kai-Heng Feng > wrote: >> >> Sometimes system freeze on cold/warm boot when rtw88 is probing. >> >> According to [1], platform firmware may not properly power manage the >> device during shutdown. I did

Re: [PATCH] rtw88: pci: Power cycle device during shutdown

2020-08-25 Thread Brian Norris
On Mon, Aug 24, 2020 at 2:32 AM Kai-Heng Feng wrote: > > Sometimes system freeze on cold/warm boot when rtw88 is probing. > > According to [1], platform firmware may not properly power manage the > device during shutdown. I did some expirements and putting the device to > D3 can workaround the

[PATCH] rtw88: pci: Power cycle device during shutdown

2020-08-24 Thread Kai-Heng Feng
Sometimes system freeze on cold/warm boot when rtw88 is probing. According to [1], platform firmware may not properly power manage the device during shutdown. I did some expirements and putting the device to D3 can workaround the issue. So let's power cycle the device by putting the device to D3