linux-kernel - Re: [PATCH] regmap: provide regmap_assign

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Message-ID: <20201029154833.GD5042@sirena.org.uk>
Date:   Thu, 29 Oct 2020 15:48:33 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Bartosz Golaszewski <brgl@...ev.pl>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>
Subject: Re: [PATCH] regmap: provide regmap_assign_bits()

On Thu, Oct 29, 2020 at 04:44:16PM +0100, Bartosz Golaszewski wrote:
> On Thu, Oct 29, 2020 at 4:18 PM Mark Brown <broonie@...nel.org> wrote:
> > On Mon, Oct 26, 2020 at 04:10:15PM +0100, Bartosz Golaszewski wrote:

> > > Add another bits helper to regmap API: this one sets given bits if value
> > > is true and clears them if it's false.

> > What's the use case?

> Basically what the function does: set bits if a condition is true,
> clear them if false. I think this is a common enough use-case to
> warrant a helper.

I can tell what the function does, I can't tell why you'd want it and
simply stating that it's common isn't helping me here :(

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