Re: [PATCH] staging: greybus: document codec mutex usage

[Dan Carpenter <dan.carpenter@linaro.org>]

On Thu, Feb 19, 2026 at 02:28:19PM +0100, Bartłomiej Konecki wrote:
> Add comments describing lock and register_mutex
> in struct gbaudio_codec_info.
> The lock protects the codec runtime state and module/DAI lists, while
> register_mutex protects hardware registers.
> Improve readability and clarify locking semantics.
> 
> Signed-off-by: Bartłomiej Konecki <bartekkonecki97@gmail.com>
> ---
>  drivers/staging/greybus/audio_codec.h | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/greybus/audio_codec.h b/drivers/staging/greybus/audio_codec.h
> index f3f7a7ec6be4..90dd3426d4a4 100644
> --- a/drivers/staging/greybus/audio_codec.h
> +++ b/drivers/staging/greybus/audio_codec.h
> @@ -70,8 +70,9 @@ struct gbaudio_codec_info {
>  	struct list_head module_list;
>  	/* to maintain runtime stream params for each DAI */
>  	struct list_head dai_list;
> -	struct mutex lock;
> +	struct mutex lock;	/* protects codec state and module/DAI lists */
>  	struct mutex register_mutex;
> +	/* serializes access to codec hardware registers*/

No, it doesn't.

regards,
dan carpenter