Commit 1689dcd4 authored Jun 02, 2020 by Guru Das Srinagesh Committed by Thierry Reding Jun 16, 2020

pwm: imx27: Use 64-bit division macro



Since the PWM framework is switching struct pwm_state.period's
datatype to u64, prepare for this transition by using
DIV_ROUND_UP_ULL to handle a 64-bit dividend.

Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

parent fcdea6b2

drivers/pwm/pwm-imx27.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -202,7 +202,7 @@ static void pwm_imx27_wait_fifo_slot(struct pwm_chip *chip,
		sr = readl(imx->mmio_base + MX3_PWMSR);
		fifoav = FIELD_GET(MX3_PWMSR_FIFOAV, sr);
		if (fifoav == MX3_PWMSR_FIFOAV_4WORDS) {
		period_ms = DIV_ROUND_UP(pwm_get_period(pwm),
		period_ms = DIV_ROUND_UP_ULL(pwm_get_period(pwm),
		NSEC_PER_MSEC);
		msleep(period_ms);

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