drm: lcdif: Switch to drmm_mode_config_init

Switch from deprecated unmanaged drm_mode_config_init() to
managed drmm_mode_config_init(). No functional change.
Signed-off-by: Marek Vasut <marex@denx.de>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231127212638.77688-1-marex@denx.de

drivers/gpu/drm/mxsfb/lcdif_drv.c

@@ -167,7 +167,11 @@ static int lcdif_load(struct drm_device *drm)
 		return ret;
 
 	/* Modeset init */
-	drm_mode_config_init(drm);
+	ret = drmm_mode_config_init(drm);
+	if (ret) {
+		dev_err(drm->dev, "Failed to initialize mode config\n");
+		return ret;
+	}
 
 	ret = lcdif_kms_init(lcdif);
 	if (ret < 0) {
@@ -227,7 +231,6 @@ static void lcdif_unload(struct drm_device *drm)
 	drm_crtc_vblank_off(&lcdif->crtc);
 
 	drm_kms_helper_poll_fini(drm);
-	drm_mode_config_cleanup(drm);
 
 	pm_runtime_put_sync(drm->dev);
 	pm_runtime_disable(drm->dev);