regulator: core: Say what unsupportable voltage constraints are

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-11-27 18:48:56 +00:00 · 2012-11-27 18:48:56 +00:00 · fff15bef48
parent dd8004af2b
commit fff15bef48
1 changed files with 3 additions and 1 deletions
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@ -883,7 +883,9 @@ static int machine_constraints_voltage(struct regulator_dev *rdev,

 		/* final: [min_uV..max_uV] valid iff constraints valid */
 		if (max_uV < min_uV) {
-			rdev_err(rdev, "unsupportable voltage constraints\n");
+			rdev_err(rdev,
+				 "unsupportable voltage constraints %u-%uuV\n",
+				 min_uV, max_uV);
 			return -EINVAL;
 		}