[alsa-devel] [PATCH 03/44] ASoC: soc-core: add snd_soc_pcm_lib_ioctl()

[Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>]

From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

add snd_soc_pcm_lib_ioctl() to bypass to snd_pcm_lib_ioctl()

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
---
 include/sound/soc.h  |  5 +++++
 sound/soc/soc-core.c | 12 ++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index d93cb46..32748f7 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -1390,6 +1390,11 @@ static inline void snd_soc_dapm_mutex_unlock(struct snd_soc_dapm_context *dapm)
 	mutex_unlock(&dapm->card->dapm_mutex);
 }
 
+/* bypass */
+int snd_soc_pcm_lib_ioctl(struct snd_soc_component *component,
+			  struct snd_pcm_substream *substream,
+			  unsigned int cmd, void *arg);
+
 #include <sound/soc-component.h>
 
 #endif
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index d39d908..bd2ac19 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -277,6 +277,18 @@ static inline void snd_soc_debugfs_exit(void)
 
 #endif
 
+/*
+ * This is glue code between snd_pcm_lib_ioctl() and
+ * snd_soc_component_driver :: ioctl
+ */
+int snd_soc_pcm_lib_ioctl(struct snd_soc_component *component,
+			  struct snd_pcm_substream *substream,
+			  unsigned int cmd, void *arg)
+{
+	return snd_pcm_lib_ioctl(substream, cmd, arg);
+}
+EXPORT_SYMBOL_GPL(snd_soc_pcm_lib_ioctl);
+
 static int snd_soc_rtdcom_add(struct snd_soc_pcm_runtime *rtd,
 			      struct snd_soc_component *component)
 {
-- 
2.7.4

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