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authorWolfram Sang <w.sang@pengutronix.de>2009-09-18 22:44:46 +0200
committerLiam Girdwood <lrg@slimlogic.co.uk>2009-09-22 13:32:45 +0100
commitd87b969d15a084503870da598c97278fb4877753 (patch)
tree1b79c9887060c64d3aab408c953b455453a5cd96 /include/linux/regulator
parent12a1d933a99e1a2901575390dceea3819f2a575a (diff)
regulator/driver: be more specific in nanodoc for is_enabled
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>
Diffstat (limited to 'include/linux/regulator')
-rw-r--r--include/linux/regulator/driver.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index 73c9cd6cda7d..31f2055eae28 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -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.