drm/sprd: Make use of the helper component_compare_of

Use the common compare helper from component.

Cc: Orson Zhai <orsonzhai@gmail.com>
Cc: Baolin Wang <baolin.wang7@gmail.com>
Cc: Chunyan Zhang <zhang.lyra@gmail.com>
Cc: Kevin Tang <kevin3.tang@gmail.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Maxime Ripard <maxime@cerno.tech>
Signed-off-by: NYong Wu <yong.wu@mediatek.com>
Link: https://lore.kernel.org/r/20220214060819.7334-11-yong.wu@mediatek.comSigned-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/gpu/drm/sprd/sprd_drm.c

@@ -134,14 +134,9 @@ static const struct component_master_ops drm_component_ops = {
 	.unbind = sprd_drm_unbind,
 };
 
-static int compare_of(struct device *dev, void *data)
-{
-	return dev->of_node == data;
-}
-
 static int sprd_drm_probe(struct platform_device *pdev)
 {
-	return drm_of_component_probe(&pdev->dev, compare_of, &drm_component_ops);
+	return drm_of_component_probe(&pdev->dev, component_compare_of, &drm_component_ops);
 }
 
 static int sprd_drm_remove(struct platform_device *pdev)