[alsa-devel] [PATCH] Revised AT32 ASoC Patch

[Mark Brown]

On Wed, Jun 04, 2008 at 02:01:55PM +0200, Takashi Iwai wrote:
> Geoffrey Wossum wrote:

> > +struct at32_ssc_info {
> > +	char *name;
> > +	struct ssc_device *ssc;
> > +	spinlock_t lock;	/* lock for dir_mask */

> Just wondering whether this lock is really needed.
> Is it really racy?

Bidirectional ports could be in two PCMs and have configuration
happening simultaneously.