[PATCH] pwm: lpc18xx-sct: Fix a comment to match code
Vladimir Zapolskiy
vz at mleia.com
Tue Nov 8 10:40:33 PST 2022
On 11/8/22 17:30, Uwe Kleine-König wrote:
> lpc18xx_pwm_probe() only ensures clk_rate <= NSEC_PER_SEC, the following
> reasoning is right even under this slightly lesser condition.
>
> Fixes: 8933d30c5f46 ("pwm: lpc18xx: Fix period handling")
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig at pengutronix.de>
> ---
> drivers/pwm/pwm-lpc18xx-sct.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pwm/pwm-lpc18xx-sct.c b/drivers/pwm/pwm-lpc18xx-sct.c
> index 763f2e3a146d..378e1df944dc 100644
> --- a/drivers/pwm/pwm-lpc18xx-sct.c
> +++ b/drivers/pwm/pwm-lpc18xx-sct.c
> @@ -175,7 +175,7 @@ static void lpc18xx_pwm_config_duty(struct pwm_chip *chip,
> u32 val;
>
> /*
> - * With clk_rate < NSEC_PER_SEC this cannot overflow.
> + * With clk_rate <= NSEC_PER_SEC this cannot overflow.
> * With duty_ns <= period_ns < max_period_ns this also fits into an u32.
> */
> val = mul_u64_u64_div_u64(duty_ns, lpc18xx_pwm->clk_rate, NSEC_PER_SEC);
Acked-by: Vladimir Zapolskiy <vz at mleia.com>
--
Best wishes,
Vladimir
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