linux-kernel - Re: device plugged into xhci port not detected after a resume

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Message-ID: <20110615201922.GE5382@xanatos>
Date:	Wed, 15 Jun 2011 13:19:22 -0700
From:	Sarah Sharp <sarah.a.sharp@...ux.intel.com>
To:	Maarten Lankhorst <m.b.lankhorst@...il.com>
Cc:	linux-usb@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: device plugged into xhci port not detected after a resume

On Wed, Jun 15, 2011 at 12:59:28PM -0700, Sarah Sharp wrote:
> On Wed, Jun 15, 2011 at 07:39:46PM +0200, Maarten Lankhorst wrote:
> > Op 15-06-11 18:58, Sarah Sharp schreef:
> > > Does hibernate work, either with no devices plugged in, or the mouse
> > > plugged in?  If it does work, the host controller may not be able to
> > > handle the context save and restore during suspend/resume, and we may
> > > need to unconditionally tell the USB core that the host lost power
> > > across suspend.
> > Yeah, manually overriding the resume function works. Tested with
> > 
> > -	if ((temp & STS_SRE) || hibernated) {
> > +	if ((temp & STS_SRE) || hibernated || 1) {
> 
> Can you send me the lspci -vvv for this device?  I'll cook up a proper
> patch with a new quirk for it.

Oh, nevermind, I found the output from your previous mail:

04:00.0 USB Controller: Device 1b6f:7023 (rev 01) (prog-if 30 [XHCI])
Subsystem: ASRock Incorporation Device 7023

Sarah Sharp
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