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ASoC: dapm - Add DAPM stream completion event.

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In preparation for Dynamic PCM (AKA DSP) support.

This adds a callback function to be called at the completion of a DAPM stream
event.

This can be used by DSP components to perform calculations based on DAPM graphs
after completion of stream events.

Signed-off-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Liam Girdwood
2011-07-25 11:15:15 +01:00
committed by Mark Brown
parent a0c27ab242
commit 64a648c220
4 changed files with 14 additions and 0 deletions
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6
include/sound/soc.h
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@@ -634,6 +634,9 @@ struct snd_soc_codec_driver {
void (*seq_notifier)(struct snd_soc_dapm_context *,
enum snd_soc_dapm_type, int);
/* codec stream completion event */
int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
/* probe ordering - for components with runtime dependencies */
int probe_order;
int remove_order;
@@ -669,6 +672,9 @@ struct snd_soc_platform_driver {
/* platform stream ops */
struct snd_pcm_ops *ops;
/* platform stream completion event */
int (*stream_event)(struct snd_soc_dapm_context *dapm, int event);
/* probe ordering - for components with runtime dependencies */
int probe_order;
int remove_order;