1 files changed, 18 insertions, 2 deletions

diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 08b8f7025c64..f51cb55902f7 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -156,6 +156,23 @@ struct snd_soc_dai_ops {
          * Called by soc-core to minimise any pops.
          */
         int (*digital_mute)(struct snd_soc_dai *dai, int mute);
+
+        /*
+         * ALSA PCM audio operations - all optional.
+         * Called by soc-core during audio PCM operations.
+         */
+        int (*startup)(struct snd_pcm_substream *,
+                struct snd_soc_dai *);
+        void (*shutdown)(struct snd_pcm_substream *,
+                struct snd_soc_dai *);
+        int (*hw_params)(struct snd_pcm_substream *,
+                struct snd_pcm_hw_params *, struct snd_soc_dai *);
+        int (*hw_free)(struct snd_pcm_substream *,
+                struct snd_soc_dai *);
+        int (*prepare)(struct snd_pcm_substream *,
+                struct snd_soc_dai *);
+        int (*trigger)(struct snd_pcm_substream *, int,
+                struct snd_soc_dai *);
 };
 
 /*
@@ -180,8 +197,7 @@ struct snd_soc_dai {
                 struct snd_soc_dai *dai);
 
         /* ops */
-        struct snd_soc_ops ops;
-        struct snd_soc_dai_ops dai_ops;
+        struct snd_soc_dai_ops ops;
 
         /* DAI capabilities */
         struct snd_soc_pcm_stream capture;