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asoc: qcs405: fix pop at end of DSD playback

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

Change-Id: Ie084ade6aeb310ee28e4478b4673075ca69153c9
Signed-off-by: Sanjana <sanjb@codeaurora.org>
This commit is contained in:
Sanjana 2020-03-16 10:21:54 +05:30 • committed by Gerrit - the friendly Code Review server
commit fa2b1d3089
1 changed files with 31 additions and 0 deletions
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31
asoc/qcs405.c
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@ -6177,6 +6177,36 @@ err:
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,
};