2 files changed, 13 insertions, 0 deletions
diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index 20de0bc..6cf76a4 100644
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -182,6 +182,12 @@ struct snd_soc_dai_ops {
 		struct snd_soc_dai *);
 	int (*trigger)(struct snd_pcm_substream *, int,
 		struct snd_soc_dai *);
+	/*
+	 * For hardware based FIFO caused delay reporting.
+	 * Optional.
+	 */
+	snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *,
+		struct snd_soc_dai *);
 };
 
 /*
diff --git a/include/sound/soc.h b/include/sound/soc.h
index f792c18..dbfec16 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -470,6 +470,13 @@ struct snd_soc_platform {
 		struct snd_pcm *);
 	void (*pcm_free)(struct snd_pcm *);
 
+	/*
+	 * For platform caused delay reporting.
+	 * Optional.
+	 */
+	snd_pcm_sframes_t (*delay)(struct snd_pcm_substream *,
+		struct snd_soc_dai *);
+
 	/* platform stream ops */
 	struct snd_pcm_ops *pcm_ops;
 };