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authorLiam Girdwood2011-07-25 12:15:15 +0200
committerMark Brown2011-07-25 23:07:24 +0200
commit64a648c2204b0c750fe49828158751183d8b5f83 (patch)
tree83bcd1fe103ed11f44283b9ba655c2be6f130c24 /sound/soc/soc-dapm.c
parentASoC: Revert "ASoC: SAMSUNG: Add I2S0 internal dma driver" (diff)
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ASoC: dapm - Add DAPM stream completion event.
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>
Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index 7e15914b3633..612a2a28979a 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2604,6 +2604,10 @@ static void soc_dapm_stream_event(struct snd_soc_dapm_context *dapm,
}
dapm_power_widgets(dapm, event);
+
+ /* do we need to notify any clients that DAPM stream is complete */
+ if (dapm->stream_event)
+ dapm->stream_event(dapm, event);
}
/**