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Commit fa2b1d30 authored by Sanjana's avatar Sanjana Committed by Gerrit - the friendly Code Review server
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asoc: qcs405: fix pop at end of DSD playback 



Fix pop at end of DSD playback by muting
csra devices during hw_free.

Change-Id: Ie084ade6aeb310ee28e4478b4673075ca69153c9
Signed-off-by: default avatarSanjana <sanjb@codeaurora.org>
parent e497a31d

asoc/qcs405.c

+31 −0
Original line number Diff line number Diff line
@@ -6177,6 +6177,36 @@ static int msm_mi2s_snd_startup(struct snd_pcm_substream *substream) 
	return ret;

}



static int msm_mi2s_snd_hw_free(struct snd_pcm_substream *substream)

{

	int i, data_format = 0;

	struct snd_soc_pcm_runtime *rtd = substream->private_data;

	int index = rtd->cpu_dai->id;

	struct snd_soc_card *card = rtd->card;

	struct snd_soc_component *component;



	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)

		data_format = mi2s_rx_cfg[index].data_format;

	else

		data_format = mi2s_tx_cfg[index].data_format;



	pr_debug("%s(): substream = %s  stream = %d\n", __func__,

		 substream->name, substream->stream);



	/* Call csra mute function if data format is DSD, else return */

	if (data_format != AFE_DSD_DATA)

		return 0;



	for (i = 0; i < card->num_aux_devs; i++) {

		component =

			soc_find_component(card->aux_dev[i].codec_of_node,

					NULL);

		csra66x0_hw_free_mute(component);

	}



	return 0;

}



static void msm_mi2s_snd_shutdown(struct snd_pcm_substream *substream)

{

	int ret;
@@ -6504,6 +6534,7 @@ static void msm_spdif_snd_shutdown(struct snd_pcm_substream *substream) 


static struct snd_soc_ops msm_mi2s_be_ops = {

	.startup = msm_mi2s_snd_startup,

	.hw_free = msm_mi2s_snd_hw_free,

	.shutdown = msm_mi2s_snd_shutdown,

};