Messages in this thread Patch in this message | | | From | Georgi Djakov <> | Subject | [PATCH] regulator: Support ramp-up delay for drivers with get_voltage() | Date | Wed, 30 Mar 2016 17:23:12 +0300 |
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Currently a ramp-up delay is supported only for drivers which have an implementation of both set_voltage_time_sel() and get_voltage_sel(). But some drivers use get_voltage() instead of get_voltage_sel().
Allow the regulator core to support ramp-up delays for drivers which use get_voltage().
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org> --- drivers/regulator/core.c | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 74e8a7a3b3e8..39806b4d580a 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -2772,6 +2772,17 @@ static int _regulator_do_set_voltage(struct regulator_dev *rdev, old_selector = rdev->desc->ops->get_voltage_sel(rdev); if (old_selector < 0) return old_selector; + + } else if (_regulator_is_enabled(rdev) && + rdev->desc->ops->set_voltage_time_sel && + rdev->desc->ops->get_voltage) { + int uV = rdev->desc->ops->get_voltage(rdev); + + if (uV > 0) { + old_selector = regulator_map_voltage(rdev, uV, uV); + if (old_selector < 0) + return old_selector; + } } if (rdev->desc->ops->set_voltage) {
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