Re: [PATCH v2] usb: dwc2: resume root hub when device detect with suspend state

From: Doug Anderson
Date: Mon Nov 17 2014 - 22:01:14 EST


On Mon, Nov 17, 2014 at 5:21 PM, Kever Yang <kever.yang@xxxxxxxxxxxxxx> wrote:
> After we implement the bus_suspend/resume, auto suspend id enabled.
> The root hub will be auto suspend if there is no device connected,
> we need to resume the root hub when a device connect detect.
> This patch tested on rk3288.
> Signed-off-by: Roy Li <>
> Signed-off-by: Kever Yang <kever.yang@xxxxxxxxxxxxxx>
> ---
> Changes in v2:
> - add definition for hcd structure
> - remove check for bus->root_hub
> drivers/usb/dwc2/hcd_intr.c | 5 +++++
> 1 file changed, 5 insertions(+)

I can confirm that in my tests this fixes the problems introduced by
your v3 patch at <>. On

Tested-by: Doug Anderson <dianders@xxxxxxxxxxxx>
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