Commit 8a23b4e0 authored Dec 11, 2012 by Axel Lin Committed by Mark Brown Dec 11, 2012

regulator: core: Fix logic to determinate if regulator can change voltage



Having a linear_min_sel setting means the first linear_min_sel selectors are
invalid. We need to subtract linear_min_sel when use n_voltages to determinate
if regulator can change voltage.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

parent b17fc86c

drivers/regulator/core.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -1881,7 +1881,7 @@ int regulator_can_change_voltage(struct regulator *regulator)

	if (rdev->constraints &&		if (rdev->constraints &&
	rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE &&		rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE &&
	rdev->desc->n_voltages > 1)		(rdev->desc->n_voltages - rdev->desc->linear_min_sel) > 1)
	return 1;		return 1;

	return 0;		return 0;

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