linux-kernel - Re: [PATCH v2] pwm: bcm2835: Support apply function for atomic configuration

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Message-ID: <20201208090738.o43nearryrzimxtg@pengutronix.de>
Date:   Tue, 8 Dec 2020 10:07:38 +0100
From:   Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To:     Lino Sanfilippo <LinoSanfilippo@....de>
Cc:     Sean Young <sean@...s.org>, thierry.reding@...il.com,
        lee.jones@...aro.org, nsaenzjulienne@...e.de, f.fainelli@...il.com,
        rjui@...adcom.com, sbranden@...adcom.com,
        bcm-kernel-feedback-list@...adcom.com, linux-pwm@...r.kernel.org,
        linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] pwm: bcm2835: Support apply function for atomic
 configuration

Hi Lino,

On Tue, Dec 08, 2020 at 01:00:02AM +0100, Lino Sanfilippo wrote:
> On 07.12.20 at 14:52, Uwe Kleine-König wrote:
> > Given that the bcm2835 driver is quite trivial I would be happy to
> > create a series that "fixes" the driver to round down and provide a
> > prototype for pwm_round_nearest for you to test on pwm-ir-tx. A willing
> > tester and a real use-case were the single two things that stopped me
> > investing time here.
> >
> 
> Should I send a v3 of the .apply() support for the bcm2835 driver before you start
> such a rework? The v3 would contain the check against truncation of the period but
> keep the round-closest strategy as it is.

Yes, I had asking for that on my plate for today.

Best regards
Uwe

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

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