regulator: Provide mode to status conversion function

[linux-block.git] / drivers / regulator / core.c

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 98c3a74e994943f1041818896ae23961781ed041..91ba9bfaa706a3a0dfe7ef8679060d0a4df07e00 100644 (file)
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1864,6 +1864,30 @@ int regulator_notifier_call_chain(struct regulator_dev *rdev,
 }
 EXPORT_SYMBOL_GPL(regulator_notifier_call_chain);
 
+/**
+ * regulator_mode_to_status - convert a regulator mode into a status
+ *
+ * @mode: Mode to convert
+ *
+ * Convert a regulator mode into a status.
+ */
+int regulator_mode_to_status(unsigned int mode)
+{
+       switch (mode) {
+       case REGULATOR_MODE_FAST:
+               return REGULATOR_STATUS_FAST;
+       case REGULATOR_MODE_NORMAL:
+               return REGULATOR_STATUS_NORMAL;
+       case REGULATOR_MODE_IDLE:
+               return REGULATOR_STATUS_IDLE;
+       case REGULATOR_STATUS_STANDBY:
+               return REGULATOR_STATUS_STANDBY;
+       default:
+               return 0;
+       }
+}
+EXPORT_SYMBOL_GPL(regulator_mode_to_status);
+
 /*
  * To avoid cluttering sysfs (and memory) with useless state, only
  * create attributes that can be meaningfully displayed.