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authorArnaud Pouliquen <arnaud.pouliquen@st.com>2017-01-03 16:52:51 +0100
committerMark Brown <broonie@kernel.org>2017-01-20 15:16:23 +0000
commit25f7b701c20db3e9ae09e28dd652949bd977e5cd (patch)
tree5c7c4871b4ab0915aa078e7839fda88dd7563bb1 /include/sound
parentc82dbe5c055e4d246bd07c4d7b24801c9445c241 (diff)
ASoC: core: add optional pcm_new callback for DAI driver
During probe, DAIs can need to perform some actions that requests the knowledge of the pcm runtime handle. The callback is called during DAIs linking, after PCM device creation. For instance this can be used to add relationship between a DAI pcm control and the pcm device. Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@st.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'include/sound')
-rw-r--r--include/sound/soc-dai.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 200e1f04c166..58acd00cae19 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -256,6 +256,9 @@ struct snd_soc_dai_driver {
int (*resume)(struct snd_soc_dai *dai);
/* compress dai */
int (*compress_new)(struct snd_soc_pcm_runtime *rtd, int num);
+ /* Optional Callback used at pcm creation*/
+ int (*pcm_new)(struct snd_soc_pcm_runtime *rtd,
+ struct snd_soc_dai *dai);
/* DAI is also used for the control bus */
bool bus_control;