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Commit ab85f5b3 authored by Subhransu S. Prusty's avatar Subhransu S. Prusty Committed by Mark Brown
Browse files

ASoC: hdac_hdmi: Fix to reconfigure registers in runtime resume 



The register are reset during the D3 to D0 transition. So
reconfigure them.

Also as all DAIs are now supported, remove the dai id check in prepare.

Signed-off-by: default avatarSubhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent aeaccef0

sound/soc/codecs/hdac_hdmi.c

+16 −13
Original line number Diff line number Diff line
@@ -374,11 +374,6 @@ static int hdac_hdmi_playback_prepare(struct snd_pcm_substream *substream, 
	struct hdac_ext_dma_params *dd;

	int ret;



	if (dai->id > 0) {

		dev_err(&hdac->hdac.dev, "Only one dai supported as of now\n");

		return -ENODEV;

	}



	dai_map = &hdmi->dai_map[dai->id];



	dd = (struct hdac_ext_dma_params *)snd_soc_dai_get_dma_data(dai, substream);
@@ -451,6 +446,18 @@ static int hdac_hdmi_playback_cleanup(struct snd_pcm_substream *substream, 
	return 0;

}



static void hdac_hdmi_enable_cvt(struct hdac_ext_device *edev,

		struct hdac_hdmi_dai_pin_map *dai_map)

{

	/* Enable transmission */

	snd_hdac_codec_write(&edev->hdac, dai_map->cvt->nid, 0,

			AC_VERB_SET_DIGI_CONVERT_1, 1);



	/* Category Code (CC) to zero */

	snd_hdac_codec_write(&edev->hdac, dai_map->cvt->nid, 0,

			AC_VERB_SET_DIGI_CONVERT_2, 0);

}



static int hdac_hdmi_enable_pin(struct hdac_ext_device *hdac,

		struct hdac_hdmi_dai_pin_map *dai_map)

{
@@ -580,6 +587,7 @@ static int hdac_hdmi_pcm_open(struct snd_pcm_substream *substream, 


	dai_map->pin = pin;



	hdac_hdmi_enable_cvt(hdac, dai_map);

	ret = hdac_hdmi_enable_pin(hdac, dai_map);

	if (ret < 0)

		return ret;
@@ -949,14 +957,6 @@ static int hdac_hdmi_init_dai_map(struct hdac_ext_device *edev) 
		dai_map->dai_id = dai_id;

		dai_map->cvt = cvt;



		/* Enable transmission */

		snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,

				AC_VERB_SET_DIGI_CONVERT_1, 1);



		/* Category Code (CC) to zero */

		snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,

				AC_VERB_SET_DIGI_CONVERT_2, 0);



		dai_id++;



		if (dai_id == HDA_MAX_CVTS) {
@@ -1527,6 +1527,9 @@ static int hdac_hdmi_runtime_resume(struct device *dev) 
		return err;

	}



	hdac_hdmi_skl_enable_all_pins(&edev->hdac);

	hdac_hdmi_skl_enable_dp12(&edev->hdac);



	/* Power up afg */

	if (!snd_hdac_check_power_state(hdac, hdac->afg, AC_PWRST_D0))

		snd_hdac_codec_write(hdac, hdac->afg, 0,