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regulator: core: Log when we bring constraints into range

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This aids in debugging problems triggered by the regulator core applying
its constraints, we could potentially crash immediately after updating
the voltage if the constraints are buggy.

Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Mark Brown 2016-03-29 16:33:42 -07:00
parent fa93fd4ecc
commit 45a91e8f76
1 changed files with 2 additions and 0 deletions
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2
drivers/regulator/core.c
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@ -935,6 +935,8 @@ static int machine_constraints_voltage(struct regulator_dev *rdev,
}
if (target_min != current_uV || target_max != current_uV) {
rdev_info(rdev, "Bringing %duV into %d-%duV\n",
current_uV, target_min, target_max);
ret = _regulator_do_set_voltage(
rdev, target_min, target_max);
if (ret < 0) {