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path: root/drivers/regulator/core.c
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Diffstat (limited to 'drivers/regulator/core.c')
-rw-r--r--drivers/regulator/core.c38
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 5c1519b229e0..04baac9a165b 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -204,7 +204,7 @@ static struct device_node *of_get_regulator(struct device *dev, const char *supp
regnode = of_parse_phandle(dev->of_node, prop_name, 0);
if (!regnode) {
- dev_dbg(dev, "Looking up %s property in node %s failed",
+ dev_dbg(dev, "Looking up %s property in node %s failed\n",
prop_name, dev->of_node->full_name);
return NULL;
}
@@ -293,7 +293,8 @@ static int regulator_check_current_limit(struct regulator_dev *rdev,
}
/* operating mode constraint check */
-static int regulator_mode_constrain(struct regulator_dev *rdev, int *mode)
+static int regulator_mode_constrain(struct regulator_dev *rdev,
+ unsigned int *mode)
{
switch (*mode) {
case REGULATOR_MODE_FAST:
@@ -3359,6 +3360,39 @@ unsigned int regulator_get_mode(struct regulator *regulator)
}
EXPORT_SYMBOL_GPL(regulator_get_mode);
+static int _regulator_get_error_flags(struct regulator_dev *rdev,
+ unsigned int *flags)
+{
+ int ret;
+
+ mutex_lock(&rdev->mutex);
+
+ /* sanity check */
+ if (!rdev->desc->ops->get_error_flags) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ ret = rdev->desc->ops->get_error_flags(rdev, flags);
+out:
+ mutex_unlock(&rdev->mutex);
+ return ret;
+}
+
+/**
+ * regulator_get_error_flags - get regulator error information
+ * @regulator: regulator source
+ * @flags: pointer to store error flags
+ *
+ * Get the current regulator error information.
+ */
+int regulator_get_error_flags(struct regulator *regulator,
+ unsigned int *flags)
+{
+ return _regulator_get_error_flags(regulator->rdev, flags);
+}
+EXPORT_SYMBOL_GPL(regulator_get_error_flags);
+
/**
* regulator_set_load - set regulator load
* @regulator: regulator source