drm: Fix function names in kerneldoc

The drm_property_create_enum(), drm_property_create_bitmask() and
drm_property_create_range() contain the wrong name in the kerneldoc
comment. This is probably simply a copy/paste mistake.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index c808a09..1ccf5cb 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -3388,7 +3388,7 @@
 EXPORT_SYMBOL(drm_property_create);
 
 /**
- * drm_property_create - create a new enumeration property type
+ * drm_property_create_enum - create a new enumeration property type
  * @dev: drm device
  * @flags: flags specifying the property type
  * @name: name of the property
@@ -3434,7 +3434,7 @@
 EXPORT_SYMBOL(drm_property_create_enum);
 
 /**
- * drm_property_create - create a new bitmask property type
+ * drm_property_create_bitmask - create a new bitmask property type
  * @dev: drm device
  * @flags: flags specifying the property type
  * @name: name of the property
@@ -3496,7 +3496,7 @@
 }
 
 /**
- * drm_property_create - create a new ranged property type
+ * drm_property_create_range - create a new ranged property type
  * @dev: drm device
  * @flags: flags specifying the property type
  * @name: name of the property