ASoC: remove .delay from snd_soc_platform_driver

No existing platform is using .delay.
Let's remove it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

2 files changed, 0 insertions, 14 deletions

diff --git a/include/sound/soc.h b/include/sound/soc.h
index e580a675ea77..06515e5ca018 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -946,13 +946,6 @@ struct snd_soc_platform_driver {
         int (*pcm_new)(struct snd_soc_pcm_runtime *);
         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 pcm ops */
         const struct snd_pcm_ops *ops;
 
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index a9ef8ae20e44..a4c93a90b8e9 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1116,13 +1116,6 @@ static snd_pcm_uframes_t soc_pcm_pointer(struct snd_pcm_substream *substream)
         }
         delay += codec_delay;
 
-        /*
-         * None of the existing platform drivers implement delay(), so
-         * for now the codec_dai of first multicodec entry is used
-         */
-        if (platform->driver->delay)
-                delay += platform->driver->delay(substream, rtd->codec_dais[0]);
-
         runtime->delay = delay;
 
         return offset;