drm: add convenience function to create an range property

Creating a range property is a common pattern, so create
a convenience function for this and use it where appropriate.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c
index 07d55df6623e..d3f2e8785010 100644
--- a/drivers/gpu/drm/i2c/ch7006_drv.c
+++ b/drivers/gpu/drm/i2c/ch7006_drv.c
@@ -252,10 +252,7 @@ static int ch7006_encoder_create_resources(struct drm_encoder *encoder,
 
         drm_mode_create_tv_properties(dev, NUM_TV_NORMS, ch7006_tv_norm_names);
 
-        priv->scale_property = drm_property_create(dev, DRM_MODE_PROP_RANGE,
-                                                   "scale", 2);
-        priv->scale_property->values[0] = 0;
-        priv->scale_property->values[1] = 2;
+        priv->scale_property = drm_property_create_range(dev, 0, "scale", 0, 2);
 
         drm_connector_attach_property(connector, conf->tv_select_subconnector_property,
                                       priv->select_subconnector);