regulator: core: Make error messages more informative

[platform/kernel/linux-exynos.git] / drivers / regulator / core.c

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 7a85ac9..065fe87 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -180,7 +180,7 @@ static int regulator_check_voltage(struct regulator_dev *rdev,
                return -ENODEV;
        }
        if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_VOLTAGE)) {
-               rdev_err(rdev, "operation not allowed\n");
+               rdev_err(rdev, "voltage operation not allowed\n");
                return -EPERM;
        }
 
@@ -240,7 +240,7 @@ static int regulator_check_current_limit(struct regulator_dev *rdev,
                return -ENODEV;
        }
        if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_CURRENT)) {
-               rdev_err(rdev, "operation not allowed\n");
+               rdev_err(rdev, "current operation not allowed\n");
                return -EPERM;
        }
 
@@ -277,7 +277,7 @@ static int regulator_mode_constrain(struct regulator_dev *rdev, int *mode)
                return -ENODEV;
        }
        if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_MODE)) {
-               rdev_err(rdev, "operation not allowed\n");
+               rdev_err(rdev, "mode operation not allowed\n");
                return -EPERM;
        }
 
@@ -301,7 +301,7 @@ static int regulator_check_drms(struct regulator_dev *rdev)
                return -ENODEV;
        }
        if (!(rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_DRMS)) {
-               rdev_dbg(rdev, "operation not allowed\n");
+               rdev_dbg(rdev, "drms operation not allowed\n");
                return -EPERM;
        }
        return 0;