staging: omap-thermal: add documentation for omap_bandgap_validate
Document the helper to validate a struct omap_bandgap and a sensor id.
Signed-off-by: Eduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 @@
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;