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regulator: core: Add regulator_is_supported_voltage_tol()

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If consumers wish to set voltages based on a tolerance it stands to reason
that they will also want to query for support in the same manner.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@ti.com>
This commit is contained in:
Mark Brown 2012-11-14 16:47:10 +09:00
parent 77b67063bb
commit fe1e43f719
1 changed files with 8 additions and 0 deletions
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8
include/linux/regulator/consumer.h
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@ -367,4 +367,12 @@ static inline int regulator_set_voltage_tol(struct regulator *regulator,
new_uV - tol_uV, new_uV + tol_uV);
}
static inline int regulator_is_supported_voltage_tol(struct regulator *regulator,
int target_uV, int tol_uV)
{
return regulator_is_supported_voltage(regulator,
target_uV - tol_uV,
target_uV + tol_uV);
}
#endif