Hi,
On Mon, 2016-01-11 at 16:01 +0200, Mathias Nyman wrote:
> On 08.01.2016 03:28, Chunfeng Yun wrote:
> > when ip fails to enter sleep mode, register access protection will
> > be disabled, at the same time if all clocks are disabled, access
> > register will hang up AHB bus.
> > the common case causes ip sleep failure is that after all ports
> > enter U3 but before ip enters sleep mode, a port receives a resume
> > signal('K'). this will happens when such as clicks mouse to try to
> > do remote-wakeup to stop system enter suspend.
> > so stop polling root hubs to avoid access xHCI register on bus
> > suspend, and restart it when bus resumes.
> >
> > Signed-off-by: Chunfeng Yun <chunfeng.yun@xxxxxxxxxxxx>
> > ---
> > drivers/usb/host/xhci-mtk.c | 23 +++++++++++++++++++++++
>
> The xhci Mediatek (xhci-mtk etc) support is in usb-next and should be available first time
> in 4.5-rc1 kernel.
>
> I'll forward fixes for it once 4.5-rc1 is out, they should end up in final 4.5
>
Thank you!
> -Mathias
>
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