Unverified Commit 27c2100b authored by Rander Wang's avatar Rander Wang Committed by Mark Brown
Browse files

ASoC: SOF: add delay function support in sof framework 



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

Signed-off-by: default avatarRander Wang <rander.wang@intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-7-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 7cb19007

sound/soc/sof/pcm.c

+13 −0
Original line number Diff line number Diff line
@@ -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;

sound/soc/sof/sof-audio.h

+3 −0
Original line number Diff line number Diff line
@@ -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);

};



/**