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From: Sean Young <sean@mess.org>
To: Guru Das Srinagesh <gurus@codeaurora.org>
Cc: linux-pwm@vger.kernel.org,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Uwe Kleine-König" <uwe@kleine-koenig.org>,
	"Subbaraman Narayanamurthy" <subbaram@codeaurora.org>,
	linux-kernel@vger.kernel.org,
	"Mauro Carvalho Chehab" <mchehab@kernel.org>,
	"Richard Fontana" <rfontana@redhat.com>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Kate Stewart" <kstewart@linuxfoundation.org>,
	"Allison Randal" <allison@lohutok.net>,
	linux-media@vger.kernel.org
Subject: Re: [PATCH v8 04/12] ir-rx51: Use 64-bit division macro
Date: Wed, 11 Mar 2020 02:11:22 +0000	[thread overview]
Message-ID: <20200311021122.GA13338@gofer.mess.org> (raw)
In-Reply-To: <fdb2c5092005f5f149ff71123ff1b895fc3a2249.1583889178.git.gurus@codeaurora.org>

On Tue, Mar 10, 2020 at 06:41:13PM -0700, Guru Das Srinagesh wrote:
> Since the PWM framework is switching struct pwm_state.period's datatype
> to u64, prepare for this transition by using DIV_ROUND_CLOSEST_ULL to
> handle a 64-bit dividend.
> 
> Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
> Cc: Richard Fontana <rfontana@redhat.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Kate Stewart <kstewart@linuxfoundation.org>
> Cc: Allison Randal <allison@lohutok.net>
> Cc: linux-media@vger.kernel.org

Acked-by: Sean Young <sean@mess.org>

> 
> Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
> ---
>  drivers/media/rc/ir-rx51.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/rc/ir-rx51.c b/drivers/media/rc/ir-rx51.c
> index 8574eda..9a5dfd7 100644
> --- a/drivers/media/rc/ir-rx51.c
> +++ b/drivers/media/rc/ir-rx51.c
> @@ -241,7 +241,8 @@ static int ir_rx51_probe(struct platform_device *dev)
>  	}
>  
>  	/* Use default, in case userspace does not set the carrier */
> -	ir_rx51.freq = DIV_ROUND_CLOSEST(pwm_get_period(pwm), NSEC_PER_SEC);
> +	ir_rx51.freq = DIV_ROUND_CLOSEST_ULL(pwm_get_period(pwm),
> +			NSEC_PER_SEC);
>  	pwm_put(pwm);
>  
>  	hrtimer_init(&ir_rx51.timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
> -- 
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project

  reply	other threads:[~2020-03-11  2:11 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <cover.1583889178.git.gurus@codeaurora.org>
2020-03-11  1:41 ` [PATCH v8 01/12] clk: pwm: Use 64-bit division function Guru Das Srinagesh
2020-03-11 16:58   ` David Laight
2020-03-12  2:09     ` Guru Das Srinagesh
2020-03-12  9:14       ` David Laight
2020-03-12 19:09         ` Guru Das Srinagesh
2020-03-19 20:53           ` Guru Das Srinagesh
2020-04-09  2:40         ` Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 02/12] drm/i915: Use 64-bit division macro Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 03/12] hwmon: pwm-fan: " Guru Das Srinagesh
2020-03-11 15:08   ` Guenter Roeck
2020-03-11  1:41 ` [PATCH v8 04/12] ir-rx51: " Guru Das Srinagesh
2020-03-11  2:11   ` Sean Young [this message]
2020-03-11  1:41 ` [PATCH v8 05/12] pwm: clps711x: " Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 06/12] pwm: pwm-imx-tpm: " Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 07/12] pwm: imx27: Use 64-bit division macro and function Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 08/12] pwm: sifive: Use 64-bit division macro Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 09/12] pwm: stm32-lp: Use %llu format specifier for period Guru Das Srinagesh
2020-03-11  1:41 ` [PATCH v8 10/12] pwm: sun4i: Use 64-bit division function Guru Das Srinagesh
2020-03-11  3:35   ` Chen-Yu Tsai
2020-03-11  1:41 ` [PATCH v8 11/12] backlight: pwm_bl: " Guru Das Srinagesh
2020-03-11 10:05   ` Daniel Thompson
2020-03-11  1:41 ` [PATCH v8 12/12] pwm: core: Convert period and duty cycle to u64 Guru Das Srinagesh

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