From mboxrd@z Thu Jan  1 00:00:00 1970
From: Takashi Iwai <tiwai@suse.de>
Subject: Re: No sound after suspend-to-ram
Date: Mon, 26 Oct 2015 12:39:44 +0100
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To: Kailang <kailang@realtek.com>
Cc: George Gugulea <gugulea@gmail.com>, "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>
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On Mon, 26 Oct 2015 08:45:02 +0100,
Kailang wrote:
> 
> 
> Attach is the patch. 

Looks good to me.
I'm going to queue it once when George confirms that it works indeed.


thanks,

Takashi

> 
> > -----Original Message-----
> > From: Takashi Iwai [mailto:tiwai@suse.de] 
> > Sent: Monday, October 26, 2015 3:13 PM
> > To: Kailang
> > Cc: George Gugulea; alsa-devel@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
> > 
> > ------Please consider the environment before printing this e-mail.
> > 
> [2 0000-dell-xps-speaker-no-sound.patch <application/octet-stream (base64)>]
>