Re: [PATCH V3] input: Fix USB autosuspend on bcm5974

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On Tue, Oct 11, 2011 at 01:09:21PM +0200, Oliver Neukum wrote:
> Am Dienstag, 11. Oktober 2011, 13:04:21 schrieb Henrik Rydberg:
> > Problem: the hid keyboard driver refuses to suspend while a key is
> > pressed, which is fine per se, but there is no indication presented to the power layer,
> > resulting in a failed suspend and (due to complex reasons it seems) disabled autosuspend.
> 
> That is a bug. Autosuspend at a later date should happen.

Yeah, there's definitely something broken here. If I hold down a key on 
a USB keyboard for more than two seconds then it attempts to suspend but 
fails. Releasing the key triggers another usb_mark_busy() but the core 
never tries to suspend it again. What /does/ trigger a second attempt at 
suspend is toggling an LED on and then off.

-- 
Matthew Garrett | mjg59@xxxxxxxxxxxxx
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