Commit fcdea6b2 authored Jun 02, 2020 by Guru Das Srinagesh Committed by Thierry Reding Jun 16, 2020

pwm: imx-tpm: 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 DIV64_U64_ROUND_CLOSEST to
handle a 64-bit divisor.

Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: NXP Linux Team <linux-imx@nxp.com>
Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>

parent 5bd0b901

drivers/pwm/pwm-imx-tpm.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -124,7 +124,7 @@ static int pwm_imx_tpm_round_state(struct pwm_chip *chip,
		real_state->duty_cycle = state->duty_cycle;

		tmp = (u64)p->mod * real_state->duty_cycle;
		p->val = DIV_ROUND_CLOSEST_ULL(tmp, real_state->period);
		p->val = DIV64_U64_ROUND_CLOSEST(tmp, real_state->period);

		real_state->polarity = state->polarity;
		real_state->enabled = state->enabled;

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