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authorMark Brown <broonie@opensource.wolfsonmicro.com>2009-08-04 20:09:52 +0200
committerSamuel Ortiz <sameo@linux.intel.com>2009-09-17 09:47:05 +0200
commitbe721979dd6b335e4ab6f83abb5cc11c33662aa8 (patch)
treef08095efe3c60c0388f111611e57a9d873fca6a9 /drivers/regulator/core.c
parent0c73b992dd4c645f050344cb13142c0fd3496824 (diff)
regulator: Provide mode to status conversion function
This is useful for implementing get_status() in terms of get_mode(). Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/regulator/core.c')
-rw-r--r--drivers/regulator/core.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 98c3a74e994..91ba9bfaa70 100644
--- 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.