[alsa-devel] No sound after suspend-to-ram

[Kailang]

Attach is the patch. 

> -----Original Message-----
> From: Takashi Iwai [mailto:tiwai at suse.de] 
> Sent: Monday, October 26, 2015 3:13 PM
> To: Kailang
> Cc: George Gugulea; alsa-devel at alsa-project.org
> Subject: Re: [alsa-devel] No sound after suspend-to-ram
> 
> On Mon, 26 Oct 2015 08:00:20 +0100,
> Kailang wrote:
> > 
> > Hi Takashi,
> > 
> >         [ALC275_FIXUP_DELL_XPS] = {
> >                 .type = HDA_FIXUP_VERBS,
> >                 .v.verbs = (const struct hda_verb[]) {
> >                         /* Enables internal speaker */
> >                         {0x20, AC_VERB_SET_COEF_INDEX, 0x1f},
> >                         {0x20, AC_VERB_SET_PROC_COEF, 0x00c0},
> >                         {0x20, AC_VERB_SET_COEF_INDEX, 0x30},
> >                         {0x20, AC_VERB_SET_PROC_COEF, 0x00b1},
> >                         {}
> >                 }
> >         },
> > 
> > Could I put code as upper? Was it enter to initial state?
> > I think it should be execute atfter resume back. Right?
> 
> Yes, these are performed at resume.  But the COEF stuff needs 
> a bit care since it's written in multiple places.  If you can 
> cook up the patch, I can check it hda-emu, too.
> 
> 
> thanks,
> 
> Takashi
> 
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