From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Subhransu S. Prusty" <subhransu.s.prusty@intel.com>
Subject: Re: [PATCH 15/15] ASoC: hdac_hdmi: Keep display active
 while enumerating codec
Date: Wed, 2 Dec 2015 03:18:41 +0530
Message-ID: <20151201214841.GD5624@subhransu-desktop>
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To: Takashi Iwai <tiwai@suse.de>
Cc: alsa-devel@alsa-project.org, patches.audio@intel.com, lgirdwood@gmail.com, Ramesh Babu <ramesh.babu@intel.com>, Vinod Koul <vinod.koul@intel.com>, broonie@kernel.org
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On Tue, Dec 01, 2015 at 01:57:01PM +0100, Takashi Iwai wrote:
> On Tue, 01 Dec 2015 18:47:11 +0100,
> Subhransu S. Prusty wrote:
> > 
> > From: Ramesh Babu <ramesh.babu@intel.com>
> > 
> > Signed-off-by: Ramesh Babu <ramesh.babu@intel.com>
> > Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
> > Signed-off-by: Vinod Koul <vinod.koul@intel.com>
> > ---
> >  sound/soc/codecs/hdac_hdmi.c | 8 ++++++++
> >  1 file changed, 8 insertions(+)
> > 
> > diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c
> > index 46aa5cc..fa3cfa5 100644
> > --- a/sound/soc/codecs/hdac_hdmi.c
> > +++ b/sound/soc/codecs/hdac_hdmi.c
> > @@ -1136,6 +1136,14 @@ static int hdac_hdmi_dev_probe(struct hdac_ext_device *edev)
> >  	INIT_LIST_HEAD(&hdmi_priv->pin_list);
> >  	INIT_LIST_HEAD(&hdmi_priv->cvt_list);
> >  
> > +	ret = snd_hdac_display_power(edev->hdac.bus, true);
> > +	if (ret < 0) {
> > +		dev_err(&edev->hdac.dev,
> > +			"Cannot turn on display power on i915 err: %d\n",
> > +			ret);
> > +		return ret;
> > +	}
> > +
> >  	ret = hdac_hdmi_parse_and_map_nid(edev, &hdmi_dais, &num_dais);
> >  	if (ret < 0) {
> >  		dev_err(&codec->dev, "Failed in parse and map nid with err: %d\n", ret);
> > -- 
> > 1.9.1
> 
> No counterpart to turn off?
turned off in runtime suspend during first explicit suspend call.
> 
> 
> Takashi

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