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ASoC: SOF: add delay function support in sof framework

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Sof framework will call specific delay function for
different IPC version.

Signed-off-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-7-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Rander Wang 2023-02-02 15:29:51 +02:00 committed by Mark Brown
parent 7cb19007ba
commit 27c2100b6b
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
2 changed files with 16 additions and 0 deletions
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13
sound/soc/sof/pcm.c
View file

@ -646,6 +646,18 @@ static int sof_pcm_ack(struct snd_soc_component *component,
return snd_sof_pcm_platform_ack(sdev, substream);
}
static snd_pcm_sframes_t sof_pcm_delay(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
const struct sof_ipc_pcm_ops *pcm_ops = sof_ipc_get_ops(sdev, pcm);
if (pcm_ops && pcm_ops->delay)
return pcm_ops->delay(component, substream);
return 0;
}
void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
{
struct snd_soc_component_driver *pd = &sdev->plat_drv;
@ -670,6 +682,7 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
pd->trigger = sof_pcm_trigger;
pd->pointer = sof_pcm_pointer;
pd->ack = sof_pcm_ack;
pd->delay = sof_pcm_delay;
#if IS_ENABLED(CONFIG_SND_SOC_SOF_COMPRESS)
pd->compress_ops = &sof_compressed_ops;

3
sound/soc/sof/sof-audio.h
View file

@ -102,6 +102,7 @@ struct snd_sof_dai_config_data {
* additional memory in the SOF PCM stream structure
* @pcm_free: Function pointer for PCM free that can be used for freeing any
* additional memory in the SOF PCM stream structure
* @delay: Function pointer for pcm delay calculation
*/
struct sof_ipc_pcm_ops {
int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream,
@ -113,6 +114,8 @@ struct sof_ipc_pcm_ops {
int (*dai_link_fixup)(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params);
int (*pcm_setup)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm);
void (*pcm_free)(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm);
snd_pcm_sframes_t (*delay)(struct snd_soc_component *component,
struct snd_pcm_substream *substream);
};
/**