linux-kernel - Re: pci_pm_runtime_suspend(): azx_runtime_suspend+0x0/0x50 [snd_hda

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Date:	Wed, 12 Dec 2012 14:23:28 +0100
From:	Takashi Iwai <tiwai@...e.de>
To:	Borislav Petkov <bp@...en8.de>
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>,
	lkml <linux-kernel@...r.kernel.org>,
	Linux PM list <linux-pm@...r.kernel.org>
Subject: Re: pci_pm_runtime_suspend(): azx_runtime_suspend+0x0/0x50 [snd_hda_intel] returns -11

At Wed, 12 Dec 2012 13:13:45 +0100,
Borislav Petkov wrote:
> 
> On Wed, Dec 12, 2012 at 11:58:41AM +0100, Takashi Iwai wrote:
> > Borislav, could you test the patch below?
> 
> [ … ]
> 
> > From: Takashi Iwai <tiwai@...e.de>
> > Subject: [PATCH] ALSA: hda - Move runtime PM check to runtime_idle callback
> > 
> > The runtime_idle callback is the right place to check the suspend
> > capability, but currently we do it wrongly in the runtime_suspend
> > callback.  This leads to a kernel error message like:
> >    pci_pm_runtime_suspend(): azx_runtime_suspend+0x0/0x50 [snd_hda_intel] returns -11
> > and the runtime PM core would even repeat the attempts.
> > 
> > Reported-by: Borislav Petkov <bp@...en8.de>
> 
> 	  -and-tested-by: ...
> 
> Thanks Takashi.

Thanks for quick testing!
I queued the patch for 3.8 kernel now.


Takashi
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