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Revert "ASoC: soc-pcm: remove soc_rtdcom_ack()" 

This reverts commit 18bd7b5ef3.

We need the soc_rtdcom_ack() for LPA.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
5.4-rM2-2.2.x-imx-squashed
Shengjiu Wang 2019-09-05 10:51:12 +08:00 committed by Dong Aisheng
parent 9c2bac2c85
commit bc157dae22
1 changed files with 22 additions and 0 deletions
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22
sound/soc/soc-pcm.c
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@ -2818,6 +2818,26 @@ static void soc_pcm_private_free(struct snd_pcm *pcm)
snd_soc_pcm_component_free(pcm);
}
static int soc_rtdcom_ack(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_rtdcom_list *rtdcom;
struct snd_soc_component *component;
for_each_rtdcom(rtd, rtdcom) {
component = rtdcom->component;
if (!component->driver->ops ||
!component->driver->ops->ack)
continue;
/* FIXME. it returns 1st ask now */
return component->driver->ops->ack(substream);
}
return -EINVAL;
}
/* create a new pcm */
int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
{
@ -2941,6 +2961,8 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
if (!ops)
continue;
if (ops->ack)
rtd->ops.ack = soc_rtdcom_ack;
if (ops->copy_user)
rtd->ops.copy_user = snd_soc_pcm_component_copy_user;
if (ops->page)