[PATCH v4 09/24] regulator: pwm: use pwm_get/set_default_xxx() helpers where appropriate

Mark Brown broonie at kernel.org
Mon Nov 16 02:55:58 PST 2015


On Mon, Nov 16, 2015 at 09:56:32AM +0100, Boris Brezillon wrote:

> +++ b/drivers/regulator/pwm-regulator.c
> @@ -56,7 +56,7 @@ static int pwm_regulator_set_voltage_sel(struct regulator_dev *rdev,
>  	int dutycycle;
>  	int ret;
>  
> -	pwm_reg_period = pwm_get_period(drvdata->pwm);
> +	pwm_reg_period = pwm_get_default_period(drvdata->pwm);
>  
>  	dutycycle = (pwm_reg_period *
>  		    drvdata->duty_cycle_table[selector].dutycycle) / 100;

It's not clear to me that we're not looking for the current period here
or in the other use.  Won't configuring based on a period other than the
one that has been set give the wrong answer?
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