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From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 01/24] pwm: rcar: make use of pwm_is_enabled()
Date: Wed, 16 Mar 2016 14:30:22 +0000	[thread overview]
Message-ID: <20160316153022.164105d1@bbrezillon> (raw)
In-Reply-To: <1447664207-24370-2-git-send-email-boris.brezillon@free-electrons.com>

Hi Thierry,

Can you please apply this patch?
It's completely independent from the rest of the series.

Thanks,

Boris

On Mon, 16 Nov 2015 09:56:24 +0100
Boris Brezillon <boris.brezillon@free-electrons.com> wrote:

> Commit 5c31252c4a86 ("pwm: Add the pwm_is_enabled() helper") introduced a
> new function to test whether a PWM device is enabled or not without
> manipulating PWM internal fields.
> Hiding this is necessary if we want to smoothly move to the atomic PWM
> config approach without impacting PWM drivers.
> Fix this driver to use pwm_is_enabled() instead of directly accessing the
> ->flags field.
> 
> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
> ---
>  drivers/pwm/pwm-rcar.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c
> index 6e99a63..70899c9 100644
> --- a/drivers/pwm/pwm-rcar.c
> +++ b/drivers/pwm/pwm-rcar.c
> @@ -157,7 +157,7 @@ static int rcar_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm,
>  		return div;
>  
>  	/* Let the core driver set pwm->period if disabled and duty_ns = 0 */
> -	if (!test_bit(PWMF_ENABLED, &pwm->flags) && !duty_ns)
> +	if (!pwm_is_enabled(pwm) && !duty_ns)
>  		return 0;
>  
>  	rcar_pwm_update(rp, RCAR_PWMCR_SYNC, RCAR_PWMCR_SYNC, RCAR_PWMCR);



-- 
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

  reply	other threads:[~2016-03-16 14:30 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-16  8:56 [PATCH v4 00/24] pwm: add support for atomic update Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 01/24] pwm: rcar: make use of pwm_is_enabled() Boris Brezillon
2016-03-16 14:30   ` Boris Brezillon [this message]
2015-11-16  8:56 ` [PATCH v4 02/24] pwm: use pwm_get_xxx() helpers where appropriate Boris Brezillon
2015-11-16 17:46   ` Joachim Eastwood
2015-11-16 18:06     ` Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 03/24] clk: " Boris Brezillon
2015-12-30 21:03   ` Michael Turquette
2015-11-16  8:56 ` [PATCH v4 04/24] hwmon: pwm-fan: " Boris Brezillon
2015-11-16 15:59   ` Guenter Roeck
2015-11-16 16:53     ` Boris Brezillon
2015-11-16 17:00       ` Guenter Roeck
2015-11-16  8:56 ` [PATCH v4 05/24] misc: max77693-haptic: " Boris Brezillon
2015-11-16 13:10   ` Krzysztof Kozlowski
2015-11-16 13:55     ` Boris Brezillon
2015-11-16 15:55       ` Guenter Roeck
2015-11-16 16:00         ` Boris Brezillon
2015-11-17 17:32   ` Dmitry Torokhov
2015-11-16  8:56 ` [PATCH v4 06/24] pwm: introduce default period and polarity concepts Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 07/24] pwm: use pwm_get/set_default_xxx() helpers where appropriate Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 08/24] leds: " Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 09/24] regulator: " Boris Brezillon
2015-11-16 10:55   ` Mark Brown
2015-11-16 12:23     ` Boris Brezillon
2015-11-16 18:42       ` Mark Brown
2015-11-16 19:28         ` Boris Brezillon
2015-12-02 10:37         ` Boris Brezillon
2015-12-30 11:01           ` Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 10/24] backlight: " Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 11/24] fbdev: " Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 12/24] misc: max77693: " Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 13/24] hwmon: pwm-fan: " Boris Brezillon
2015-11-16 16:00   ` Guenter Roeck
2015-11-16  8:56 ` [PATCH v4 14/24] clk: pwm: " Boris Brezillon
2015-12-30 21:05   ` Michael Turquette
2015-11-16  8:56 ` [PATCH v4 15/24] pwm: define a new pwm_state struct Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 16/24] pwm: move the enabled/disabled info to " Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 17/24] backlight: pwm_bl: remove useless call to pwm_set_period Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 18/24] pwm: declare a default PWM state Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 19/24] pwm: add the PWM initial state retrieval infra Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 20/24] pwm: add the core infrastructure to allow atomic update Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 21/24] pwm: add information about polarity, duty cycle and period to debugfs Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 22/24] pwm: rockchip: add initial state retrieval Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 23/24] pwm: rockchip: add support for atomic update Boris Brezillon
2015-11-16  8:56 ` [PATCH v4 24/24] regulator: pwm: properly initialize the ->state field Boris Brezillon
2015-11-16 14:45 ` [PATCH v4 00/24] pwm: add support for atomic update Heiko Stübner

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