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From: Takashi Iwai <tiwai@suse.de>
To: David Henningsson <david.henningsson@canonical.com>
Cc: Vincent Blut <vincent.debian@free.fr>,
	alsa-devel@alsa-project.org, Maurizio Avogadro <mavoga@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [alsa-devel] [3.6.9 -> 3.7.1 regression] sound: snd_hda_intel codec probing issue?
Date: Tue, 08 Jan 2013 15:39:07 +0100	[thread overview]
Message-ID: <s5hwqvnoi2c.wl%tiwai@suse.de> (raw)
In-Reply-To: <50EC2DED.7050207@canonical.com>

At Tue, 08 Jan 2013 15:32:13 +0100,
David Henningsson wrote:
> 
> On 01/08/2013 01:56 PM, Takashi Iwai wrote:
> >> I'll test with enable_msi=0 later.
> >
> > Thanks.
> >
> > FWIW, below is a patch I'm considering to merge (after testing, of
> > course).  Could you buys check it?
> >
> >
> > Takashi
> >
> > ---
> > From: Takashi Iwai <tiwai@suse.de>
> > Subject: [PATCH] ALSA: hda - Disable runtime D3 for Intel CPT & co
> 
> For reference, I'm seeing some of this too, and have asked for people to 
> test with enable_msi=0 and/or power_save_controller=0. I'm waiting for 
> replies from people with the hardware.

OK, good to know!

So far, I disabled the runtime PM up to PantherPoint in the patch.
LynxPoint, Haswell and 3400 are still with runtime PM, as these were
the platforms mostly tested for the feature.


Takashi

  reply	other threads:[~2013-01-08 14:39 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-28 14:25 Vincent Blut
2013-01-03  9:19 ` Takashi Iwai
2013-01-03 13:39   ` Vincent Blut
2013-01-05 21:24   ` Vincent Blut
2013-01-07  8:32     ` Takashi Iwai
2013-01-08 12:28       ` Vincent Blut
2013-01-08 12:56         ` Takashi Iwai
2013-01-08 14:13           ` Vincent Blut
2013-01-08 14:32           ` [alsa-devel] " David Henningsson
2013-01-08 14:39             ` Takashi Iwai [this message]
2013-01-08 20:25           ` Vincent Blut
2013-01-09 10:00             ` Takashi Iwai
2013-01-08  0:04   ` Maurizio Avogadro
     [not found]   ` <50EBD772.3090008@gmail.com>
     [not found]     ` <s5htxqsyt7g.wl%tiwai@suse.de>
2013-01-08  8:55       ` Maurizio Avogadro

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