UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: SOF: Introduce PCM setup/free PCM IPC ops 

These will be used to perform IPC-specific PCM setup/free.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Libin Yang <libin.yang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230127120031.10709-8-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ranjani Sridharan 2023-01-27 14:00:20 +02:00 committed by Mark Brown
parent e380c90710
commit 7201a3d47e
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
sound/soc/sof/sof-audio.h
View File

@ -85,6 +85,7 @@ struct snd_sof_widget;
struct snd_sof_route;
struct snd_sof_control;
struct snd_sof_dai;
struct snd_sof_pcm;
struct snd_sof_dai_config_data {
int dai_index;
@ -97,6 +98,10 @@ struct snd_sof_dai_config_data {
* @hw_free: Function pointer for hw_free
* @trigger: Function pointer for trigger
* @dai_link_fixup: Function pointer for DAI link fixup
* @pcm_setup: Function pointer for IPC-specific PCM set up that can be used for allocating
* 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
*/
struct sof_ipc_pcm_ops {
int (*hw_params)(struct snd_soc_component *component, struct snd_pcm_substream *substream,
@ -106,6 +111,8 @@ struct sof_ipc_pcm_ops {
int (*trigger)(struct snd_soc_component *component, struct snd_pcm_substream *substream,
int cmd);
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);
};
/**

14
sound/soc/sof/topology.c
View File

@ -1669,6 +1669,7 @@ static int sof_dai_load(struct snd_soc_component *scomp, int index,
struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_pcm_ops *ipc_pcm_ops = sof_ipc_get_ops(sdev, pcm);
struct snd_soc_tplg_stream_caps *caps;
struct snd_soc_tplg_private *private = &pcm->priv;
struct snd_sof_pcm *spcm;
@ -1696,6 +1697,13 @@ static int sof_dai_load(struct snd_soc_component *scomp, int index,
spcm->pcm = *pcm;
dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name);
/* perform pcm set op */
if (ipc_pcm_ops && ipc_pcm_ops->pcm_setup) {
ret = ipc_pcm_ops->pcm_setup(sdev, spcm);
if (ret < 0)
return ret;
}
dai_drv->dobj.private = spcm;
list_add(&spcm->list, &sdev->pcm_list);
@ -1773,6 +1781,8 @@ free_playback_tables:
static int sof_dai_unload(struct snd_soc_component *scomp,
struct snd_soc_dobj *dobj)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
const struct sof_ipc_pcm_ops *ipc_pcm_ops = sof_ipc_get_ops(sdev, pcm);
struct snd_sof_pcm *spcm = dobj->private;
/* free PCM DMA pages */
@ -1782,6 +1792,10 @@ static int sof_dai_unload(struct snd_soc_component *scomp,
if (spcm->pcm.capture)
snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table);
/* perform pcm free op */
if (ipc_pcm_ops && ipc_pcm_ops->pcm_free)
ipc_pcm_ops->pcm_free(sdev, spcm);
/* remove from list and free spcm */
list_del(&spcm->list);
kfree(spcm);