[alsa-devel] Audio crackles with 4.1-rc1

[Takashi Iwai]

At Sun, 14 Jun 2015 13:24:20 +0100,
Jonathan McDowell wrote:
> 
> On Fri, Jun 12, 2015 at 04:13:16PM +0200, Takashi Iwai wrote:
> > At Fri, 12 Jun 2015 12:09:55 +0200,
> > Takashi Iwai wrote:
> > > At Fri, 12 Jun 2015 12:45:23 +0300,
> > > Mihai Donțu wrote:
> > > > Nice shot! It appears to work. :-) No clicks, no static.
> > > 
> > > Good to hear!
> > > 
> > > > I had to apply it by hand over 4.1-rc7, because the first two arrays
> > > > look different in both it and -master. Anyway, I will play with it some
> > > > more today see if anything else is broken.
> > > 
> > > While we are at it: could you try to enable codec->power_save_node in
> > > patch_alc269() (while keeping the new patch)?
> > > 
> > > --- a/sound/pci/hda/patch_realtek.c
> > > +++ b/sound/pci/hda/patch_realtek.c
> > > @@ -5671,8 +5671,7 @@ static int patch_alc269(struct hda_codec *codec)
> > >  
> > >  	spec = codec->spec;
> > >  	spec->gen.shared_mic_vref_pin = 0x18;
> > > -	if (codec->core.vendor_id != 0x10ec0292)
> > > -		codec->power_save_node = 1;
> > > +	codec->power_save_node = 1;
> > >  
> > >  #ifdef CONFIG_PM
> > >  	codec->patch_ops.suspend = alc269_suspend;
> > 
> > For your convenience, below is the combined patch for 4.1.
> > 
> > Jonathan, could you also try this patch and see whether you still get
> > the noise?
> 
> Applying the combined patch to 4.1-rc7 I'm not getting any noise on the
> transition from suspended to active.

Great, I queued the fix patch for 4.1-final now.


thanks,

Takashi