[PATCH] ASoC: nau8821: Add driver for Nuvoton codec NAU88L21

[Mark Brown]

On Wed, Sep 15, 2021 at 11:50:56AM +0800, Seven Lee wrote:
> On 2021/8/25 上午 01:32, Mark Brown wrote:

> > I've been asking for documentation of what's going on with the locking
> > on every revision of this so far to no success.  As far as I can tell
> > the driver is doing something weird where it needs to take and release
> > the lock in different contexts which doesn't work with the kernel's
> > mutex implementation where you need to take and release the mutex in the
> > same context.

> Currently, we have deleted the semaphore and actual measurement. We plan to
> remove the semaphore after estimation and discussion. We estimate that the
> operation time of jack detection is less 100ms so that the risk is much
> smaller.

OK, that sounds good - we can always revisit later if needed.
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