On Fri, 2015-01-09 at 13:32 +0800, Peter Chen wrote:
> Two reasons together cause this problem
> - Special mouse which will disconnect (pulldown dm) if there is no
> host IN
> token within limited time (60s has observed at one microsoft mouse)
> - The rootfs has not opened mouse, it causes the host does not
> send IN token to mouse, if rootfs has opened mouse (eg, some gnome
> application or using 'evtest' to open mouse ), it will send IN token
> every 8ms.
This bug in some devices is known. There is a quirk flag for it.
HID_QUIRK_ALWAYS_POLL should be set for those devices. Do all devices
of those vendors show the problem?
>
> 2. For USB keyboard issue
> usbhid->ledcount has some problems, need to set ignoreled=1 to let
> auto-suspend work
Do the LEDs go out when they shouldn't?
Regards
Oliver
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