[PATCH] staging: greybus: add comment for mutex

[Ayush Tiwari <ayushtiw0110@xxxxxxxxx>]

This patch adds descriptive comment to mutex within the struct
gbaudio_codec_info to clarify its intended use and to address
checkpatch checks.

Signed-off-by: Ayush Tiwari <ayushtiw0110@xxxxxxxxx>
---
 drivers/staging/greybus/audio_codec.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/greybus/audio_codec.h b/drivers/staging/greybus/audio_codec.h
index f3f7a7ec6be4..1f97d4fb16cd 100644
--- a/drivers/staging/greybus/audio_codec.h
+++ b/drivers/staging/greybus/audio_codec.h
@@ -71,6 +71,7 @@ struct gbaudio_codec_info {
 	/* to maintain runtime stream params for each DAI */
 	struct list_head dai_list;
 	struct mutex lock;
+	/* Lock to protect register access */
 	struct mutex register_mutex;
 };
 
-- 
2.40.1