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regulator/driver: be more specific in nanodoc for is_enabled

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Document the possibility that is_enabled may also return with negative
errorcodes.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
This commit is contained in:
Wolfram Sang 2009-09-18 22:44:46 +02:00 committed by Liam Girdwood
parent 12a1d933a9
commit d87b969d15
1 changed files with 2 additions and 1 deletions
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3
include/linux/regulator/driver.h
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@ -37,7 +37,8 @@ enum regulator_status {
*
* @enable: Configure the regulator as enabled.
* @disable: Configure the regulator as disabled.
* @is_enabled: Return 1 if the regulator is enabled, 0 otherwise.
* @is_enabled: Return 1 if the regulator is enabled, 0 if not.
* May also return negative errno.
*
* @set_voltage: Set the voltage for the regulator within the range specified.
* The driver should select the voltage closest to min_uV.