linux-kernel - Re: [PATCH v2] pwm: sifive: Always let the first pwm_apply

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Date:   Mon, 5 Dec 2022 14:49:58 +0100
From:   Emil Renner Berthing <emil.renner.berthing@...onical.com>
To:     Thierry Reding <thierry.reding@...il.com>
Cc:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>,
        Palmer Dabbelt <palmer@...belt.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Atish Patra <atishp@...shpatra.org>,
        "Wesley W. Terpstra" <wesley@...ive.com>,
        linux-pwm@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] pwm: sifive: Always let the first pwm_apply_state succeed

On Mon, 28 Nov 2022 at 09:24, Uwe Kleine-König
<u.kleine-koenig@...gutronix.de> wrote:
> Hello,
>
> On Wed, Nov 16, 2022 at 06:41:06PM +0100, Emil Renner Berthing wrote:
> > On Wed, 9 Nov 2022 at 16:33, Uwe Kleine-König
> > <u.kleine-koenig@...gutronix.de> wrote:
> > > On Wed, Nov 09, 2022 at 01:45:43PM +0100, Emil Renner Berthing wrote:
> > > > How about we merge this bug fix that can easily be backported first
> > > > and then look at how it should be handled properly?
> > >
> > > I thought it wouldn't be that hard to do it right from the start,
> > > but I admit it's harder than I expected to get right. My prototype looks
> > > as follows:
> >
> > This works for me (modulo the two extra {'s). I'd still prefer merging
>
> Yeah, didn't even try to compile it.
>
> > the simpler version and then this on top for ease of backporting, but
> > as long as the race is fixed I'm fine. Will you send a cleaned up
> > version of this?
>
> I'd let Thierry decide what he want here. Depending on his choice I can
> clean up my suggestion (inclusive compile test) on the then relevant
> state of the driver.

@Thierry, it seems this is stuck on some opinion from you.

/Emil
> Best regards
> Uwe
>
> --
> Pengutronix e.K.                           | Uwe Kleine-König            |
> Industrial Linux Solutions                 | https://www.pengutronix.de/ |