[PATCH 1/2] regulator: core: Only delay if we successfully set the voltage

From: Mark Brown
Date: Tue Jun 26 2012 - 06:26:22 EST


There is no need to wait for the voltage to ramp if we didn't manage to
set it.

Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/regulator/core.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 30ecb49..9f28f2f 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2131,7 +2131,8 @@ static int _regulator_do_set_voltage(struct regulator_dev *rdev,
best_val = _regulator_get_voltage(rdev);

/* Call set_voltage_time_sel if successfully obtained old_selector */
- if (_regulator_is_enabled(rdev) && ret == 0 && old_selector >= 0 &&
+ if (ret == 0 &&
+ _regulator_is_enabled(rdev) && ret == 0 && old_selector >= 0 &&
rdev->desc->ops->set_voltage_time_sel) {

delay = rdev->desc->ops->set_voltage_time_sel(rdev,
--
1.7.10

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/