[PATCH v12 03/11] ir-rx51: Use 64-bit division macro

* [PATCH v12 03/11] ir-rx51: Use 64-bit division macro
       [not found] <cover.1586414867.git.gurus@codeaurora.org>
@ 2020-04-09  6:52 ` Guru Das Srinagesh
  0 siblings, 0 replies; only message in thread
From: Guru Das Srinagesh @ 2020-04-09  6:52 UTC (permalink / raw)
  To: linux-pwm
  Cc: Thierry Reding, Uwe Kleine-König, Subbaraman Narayanamurthy,
	David Collins, linux-kernel, Guru Das Srinagesh,
	Mauro Carvalho Chehab, Richard Fontana, Thomas Gleixner,
	Kate Stewart, Allison Randal, linux-media

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

Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Acked-by: Sean Young <sean@mess.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


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