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Commit e9a15c8c authored by Axel Lin's avatar Axel Lin Committed by Mark Brown
Browse files

regulator: wm8400: Use DIV_ROUND_UP macro to calculate selector 



Use DIV_ROUND_UP macro for better readability.

Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 1c37f8a8

drivers/regulator/wm8400-regulator.c

+3 −3
Original line number Diff line number Diff line
@@ -78,14 +78,14 @@ static int wm8400_ldo_set_voltage(struct regulator_dev *dev, 


	if (min_uV < 1700000) {

		/* Steps of 50mV from 900mV;  */

		val = (min_uV - 850001) / 50000;

		val = DIV_ROUND_UP(min_uV - 900000, 50000);



		if ((val * 50000) + 900000 > max_uV)

			return -EINVAL;

		BUG_ON((val * 50000) + 900000 < min_uV);

	} else {

		/* Steps of 100mV from 1700mV */

		val = ((min_uV - 1600001) / 100000);

		val = DIV_ROUND_UP(min_uV - 1700000, 100000);



		if ((val * 100000) + 1700000 > max_uV)

			return -EINVAL;
@@ -168,7 +168,7 @@ static int wm8400_dcdc_set_voltage(struct regulator_dev *dev, 
	if (min_uV < 850000)

		return -EINVAL;



	val = (min_uV - 825001) / 25000;

	val = DIV_ROUND_UP(min_uV - 850000, 25000);



	if (850000 + (25000 * val) > max_uV)

		return -EINVAL;