From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: pci_pm_runtime_suspend(): azx_runtime_suspend+0x0/0x50 [snd_hda_intel] returns -11 Date: Wed, 12 Dec 2012 11:51:43 +0100 Message-ID: <20121212105143.GA9252@liondog.tnic> References: <20121211170315.GC28827@liondog.tnic> <2487425.bAQggRZzC4@vostro.rjw.lan> <20121211175508.GE28827@liondog.tnic> <15066310.xXEWfqCuJc@vostro.rjw.lan> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Received: from mail.skyhub.de ([78.46.96.112]:49209 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751632Ab2LLKvq (ORCPT ); Wed, 12 Dec 2012 05:51:46 -0500 Content-Disposition: inline In-Reply-To: <15066310.xXEWfqCuJc@vostro.rjw.lan> Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: "Rafael J. Wysocki" Cc: Takashi Iwai , lkml , Linux PM list , Mengdong Lin On Wed, Dec 12, 2012 at 12:44:33AM +0100, Rafael J. Wysocki wrote: > On Tuesday, December 11, 2012 06:55:08 PM Borislav Petkov wrote: > > On Tue, Dec 11, 2012 at 06:48:23PM +0100, Rafael J. Wysocki wrote: > > > Boris, please send the output of "lspci -vvv' from that box. > > > > Attached. > > So the audio is a Root Complex Integrated Endpoind and there shouldn't be > any problems with it related to PCIe ports power management. > > It looks like azx_runtime_suspend() is new in 3.7 and it returns -EAGAIN > to indicate that it actually can't be suspended (if my understanding the > code is correct). However, it shouldn't do that, because that causes > the runtime PM core to repeat the attempts. It rather should implement > a .runtime_idle() callback returning an error code instead. > > Those messages are just noise, though. Adding author of this (b8dfc4624162c0547d7f36a9df48da2d9b4bd58a). Thanks. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --