drm/bridge: anx7625: switch to devm_drm_of_get_bridge

The function "drm_of_find_panel_or_bridge" has been deprecated in
favor of "devm_drm_of_get_bridge".

Switch to the new function and reduce boilerplate.

Signed-off-by: José Expósito <jose.exposito89@gmail.com>
Reviewed-by: Maxime Ripard <maxime@cerno.tech>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220221072835.10032-1-jose.exposito89@gmail.com

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index 69122be..9a2a19a 100644 (file)
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -1611,8 +1611,6 @@ static int anx7625_parse_dt(struct device *dev,
                            struct anx7625_platform_data *pdata)
 {
        struct device_node *np = dev->of_node, *ep0;
-       struct drm_panel *panel;
-       int ret;
        int bus_type, mipi_lanes;
 
        anx7625_get_swing_setting(dev, pdata);
@@ -1649,18 +1647,14 @@ static int anx7625_parse_dt(struct device *dev,
        if (of_property_read_bool(np, "analogix,audio-enable"))
                pdata->audio_en = 1;
 
-       ret = drm_of_find_panel_or_bridge(np, 1, 0, &panel, NULL);
-       if (ret < 0) {
-               if (ret == -ENODEV)
+       pdata->panel_bridge = devm_drm_of_get_bridge(dev, np, 1, 0);
+       if (IS_ERR(pdata->panel_bridge)) {
+               if (PTR_ERR(pdata->panel_bridge) == -ENODEV)
                        return 0;
-               return ret;
-       }
-       if (!panel)
-               return -ENODEV;
 
-       pdata->panel_bridge = devm_drm_panel_bridge_add(dev, panel);
-       if (IS_ERR(pdata->panel_bridge))
                return PTR_ERR(pdata->panel_bridge);
+       }
+
        DRM_DEV_DEBUG_DRIVER(dev, "get panel node.\n");
 
        return 0;