drm/msm: Make use of the helper component_compare_of

Use the common compare helper from component.

Cc: Rob Clark <robdclark@gmail.com>
Cc: Sean Paul <sean@poorly.run>
Cc: Abhinav Kumar <quic_abhinavk@quicinc.com>
Cc: linux-arm-msm@vger.kernel.org
Cc: freedreno@lists.freedesktop.org
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Link: https://lore.kernel.org/r/20220214060819.7334-10-yong.wu@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index ad35a5d..50e5a6f 100644 (file)
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -1174,15 +1174,6 @@ static const struct dev_pm_ops msm_pm_ops = {
  */
 
 /*
- * NOTE: duplication of the same code as exynos or imx (or probably any other).
- * so probably some room for some helpers
- */
-static int compare_of(struct device *dev, void *data)
-{
-       return dev->of_node == data;
-}
-
-/*
  * Identify what components need to be added by parsing what remote-endpoints
  * our MDP output ports are connected to. In the case of LVDS on MDP4, there
  * is no external component that we need to add since LVDS is within MDP4
@@ -1239,7 +1230,7 @@ static int add_components_mdp(struct device *mdp_dev,
 
                if (of_device_is_available(intf))
                        drm_of_component_match_add(master_dev, matchptr,
-                                                  compare_of, intf);
+                                                  component_compare_of, intf);
 
                of_node_put(intf);
        }
@@ -1285,7 +1276,7 @@ static int add_display_components(struct platform_device *pdev,
                put_device(mdp_dev);
 
                /* add the MDP component itself */
-               drm_of_component_match_add(dev, matchptr, compare_of,
+               drm_of_component_match_add(dev, matchptr, component_compare_of,
                                           mdp_dev->of_node);
                break;
        case KMS_MDP4:
@@ -1324,7 +1315,7 @@ static int add_gpu_components(struct device *dev,
                return 0;
 
        if (of_device_is_available(np))
-               drm_of_component_match_add(dev, matchptr, compare_of, np);
+               drm_of_component_match_add(dev, matchptr, component_compare_of, np);
 
        of_node_put(np);