system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-10-19 17:58:44 +00:00
Code Issues Packages Projects Releases Wiki Activity

ASoC: SOF: pcm: add .ack callback support

Browse source 
Add the indirections required at the core level for platform-specific
operations on ack.

Note that on errors in the .ack the ALSA core will restore the
previous appl_ptr.

Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211119230852.206310-4-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ranjani Sridharan 2021-11-19 17:08:51 -06:00 committed by Mark Brown
parent b456abe63f
commit 4a39ea3f07
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
3 changed files with 22 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
sound/soc/sof/ops.h
View file

@ -487,6 +487,16 @@ snd_sof_pcm_platform_pointer(struct snd_sof_dev *sdev,
return 0; return 0;
} }
/* pcm ack */
static inline int snd_sof_pcm_platform_ack(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream)
{
if (sof_ops(sdev) && sof_ops(sdev)->pcm_ack)
return sof_ops(sdev)->pcm_ack(sdev, substream);
return 0;
}
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES)
static inline int static inline int
snd_sof_probe_compr_assign(struct snd_sof_dev *sdev, snd_sof_probe_compr_assign(struct snd_sof_dev *sdev,

9
sound/soc/sof/pcm.c
View file

@ -917,6 +917,14 @@ static void sof_pcm_remove(struct snd_soc_component *component)
snd_soc_tplg_component_remove(component); snd_soc_tplg_component_remove(component);
} }
static int sof_pcm_ack(struct snd_soc_component *component,
struct snd_pcm_substream *substream)
{
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
return snd_sof_pcm_platform_ack(sdev, substream);
}
void snd_sof_new_platform_drv(struct snd_sof_dev *sdev) void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
{ {
struct snd_soc_component_driver *pd = &sdev->plat_drv; struct snd_soc_component_driver *pd = &sdev->plat_drv;
@ -935,6 +943,7 @@ void snd_sof_new_platform_drv(struct snd_sof_dev *sdev)
pd->hw_free = sof_pcm_hw_free; pd->hw_free = sof_pcm_hw_free;
pd->trigger = sof_pcm_trigger; pd->trigger = sof_pcm_trigger;
pd->pointer = sof_pcm_pointer; pd->pointer = sof_pcm_pointer;
pd->ack = sof_pcm_ack;
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES)
pd->compress_ops = &sof_probe_compressed_ops; pd->compress_ops = &sof_probe_compressed_ops;

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

@ -207,6 +207,9 @@ struct snd_sof_dsp_ops {
snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev, snd_pcm_uframes_t (*pcm_pointer)(struct snd_sof_dev *sdev,
struct snd_pcm_substream *substream); /* optional */ struct snd_pcm_substream *substream); /* optional */
/* pcm ack */
int (*pcm_ack)(struct snd_sof_dev *sdev, struct snd_pcm_substream *substream); /* optional */
#if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES) #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_PROBES)
/* Except for probe_pointer, all probe ops are mandatory */ /* Except for probe_pointer, all probe ops are mandatory */
int (*probe_assign)(struct snd_sof_dev *sdev, int (*probe_assign)(struct snd_sof_dev *sdev,