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ASoC: codecs: rk_dsm: Fix the silence during recover from XRUN

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Here we need to restore the volume and ioswitch status.
Otherwise, there will be no sound if you restore from
the xrun state.

Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
Change-Id: I96e4bbcde035a700e2e18ee8782d75cdac2b18be
This commit is contained in:
Xing Zheng
2025-03-31 21:34:05 +08:00
committed by Tao Huang
parent 49f88ec9c5
commit 381343d4fb
1 changed files with 13 additions and 0 deletions
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13
sound/soc/codecs/rk_dsm.c
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@@ -520,6 +520,19 @@ static int rk_dsm_pcm_trigger(struct snd_pcm_substream *substream,
snd_soc_component_get_drvdata(dai->component);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
/**
* NOTE: Recover DAC volumes and switch RKDSM_ON_FUNC after hw_param()
* again, avoid to incorrect silence during recover from XRUN.
*/
regmap_write(rd->regmap, DACVOLL0, rd->vols.vol_l);
regmap_write(rd->regmap, DACVOLR0, rd->vols.vol_r);
regmap_write(rd->regmap, DACVOGP, rd->vols.polarity);
if (rd->data && rd->data->iomux_switch)
rd->data->iomux_switch(rd->dev, RKDSM_ON_FUNC);
break;
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH: