Re: [PATCH v5 3/3] gpio: ws16c48: Migrate to the regmap API

Mark Brown
2023-04-03T22:25:18Z

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On Mon, Apr 03, 2023 at 06:20:56PM -0400, William Breathitt Gray wrote:
> On Mon, Apr 03, 2023 at 10:12:44PM +0100, Mark Brown wrote:

> > The above doesn't configure the regmap locking so you'll have a spinlock
> > by default (MMIO being a fast bus).

> You're right, it'll be a spinlock in this case and not mutex.
> Unfortunately, we'll still need to change that to avoid deadlocks on -rt
> kernels [0].

My point is that you haven't actually done that.

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