[PATCH 50/50] staging: omap-thermal: add documentation for omap_bandgap_validate

[Eduardo Valentin]

Document the helper to validate a struct omap_bandgap and a sensor id.

Signed-off-by: Eduardo Valentin <eduardo.valentin@xxxxxx>
---
 drivers/staging/omap-thermal/omap-bandgap.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/staging/omap-thermal/omap-bandgap.c b/drivers/staging/omap-thermal/omap-bandgap.c
index 846ced6..33bfe3b 100644
--- a/drivers/staging/omap-thermal/omap-bandgap.c
+++ b/drivers/staging/omap-thermal/omap-bandgap.c
@@ -437,6 +437,14 @@ exit:
 	return err;
 }
 
+/**
+ * omap_bandgap_validate() - helper to check the sanity of a struct omap_bandgap
+ * @bg_ptr: struct omap_bandgap pointer
+ * @id: bandgap sensor id
+ *
+ * Checks if the bandgap pointer is valid and if the sensor id is also
+ * applicable.
+ */
 static inline int omap_bandgap_validate(struct omap_bandgap *bg_ptr, int id)
 {
 	int ret = 0;
-- 
1.7.7.1.488.ge8e1c

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