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Date: Tue, 12 May 2020 17:39:41 -0700 From: Guru Das Srinagesh <gurus@...eaurora.org> To: linux-pwm@...r.kernel.org, Thierry Reding <thierry.reding@...il.com>, Uwe Kleine-König <u.kleine-koenig@...gutronix.de> Cc: Subbaraman Narayanamurthy <subbaram@...eaurora.org>, David Collins <collinsd@...eaurora.org>, linux-kernel@...r.kernel.org, Joe Perches <joe@...ches.com>, Stephen Boyd <sboyd@...nel.org>, Lee Jones <lee.jones@...aro.org>, Arnd Bergmann <arnd@...db.de>, Geert Uytterhoeven <geert@...ux-m68k.org>, Guenter Roeck <linux@...ck-us.net>, Daniel Thompson <daniel.thompson@...aro.org>, Dan Carpenter <dan.carpenter@...cle.com>, linux-arm-kernel@...ts.infradead.org, Guru Das Srinagesh <gurus@...eaurora.org> Subject: [RESEND PATCH v14 07/11] pwm: sifive: Use 64-bit division macro Since the PWM framework is switching struct pwm_args.period's datatype to u64, prepare for this transition by using DIV64_U64_ROUND_CLOSEST to handle a 64-bit divisor. Signed-off-by: Guru Das Srinagesh <gurus@...eaurora.org> Acked-by: Palmer Dabbelt <palmerdabbelt@...gle.com> --- drivers/pwm/pwm-sifive.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pwm/pwm-sifive.c b/drivers/pwm/pwm-sifive.c index cc63f9b..62de0bb 100644 --- a/drivers/pwm/pwm-sifive.c +++ b/drivers/pwm/pwm-sifive.c @@ -181,7 +181,7 @@ static int pwm_sifive_apply(struct pwm_chip *chip, struct pwm_device *pwm, * consecutively */ num = (u64)duty_cycle * (1U << PWM_SIFIVE_CMPWIDTH); - frac = DIV_ROUND_CLOSEST_ULL(num, state->period); + frac = DIV64_U64_ROUND_CLOSEST(num, state->period); /* The hardware cannot generate a 100% duty cycle */ frac = min(frac, (1U << PWM_SIFIVE_CMPWIDTH) - 1); -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
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