6 files changed, 3 insertions, 27 deletions
diff --git a/drivers/gpu/drm/imx/dcss/dcss-kms.c b/drivers/gpu/drm/imx/dcss/dcss-kms.c
index 37ae68a7fba5..9b84df34a6a1 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-kms.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-kms.c
@@ -93,11 +93,8 @@ static int dcss_kms_bridge_connector_init(struct dcss_kms_dev *kms)
 
 	ret = drm_bridge_attach(encoder, bridge, NULL,
 				DRM_BRIDGE_ATTACH_NO_CONNECTOR);
-	if (ret < 0) {
-		dev_err(ddev->dev, "Unable to attach bridge %pOF\n",
-			bridge->of_node);
+	if (ret < 0)
 		return ret;
-	}
 
 	kms->connector = drm_bridge_connector_init(ddev, encoder);
 	if (IS_ERR(kms->connector)) {
@@ -133,8 +130,6 @@ struct dcss_kms_dev *dcss_kms_attach(struct dcss_dev *dcss)
 	if (ret)
 		goto cleanup_mode_config;
 
-	drm->irq_enabled = true;
-
 	ret = dcss_kms_bridge_connector_init(kms);
 	if (ret)
 		goto cleanup_mode_config;
@@ -178,7 +173,6 @@ void dcss_kms_detach(struct dcss_kms_dev *kms)
 	drm_kms_helper_poll_fini(drm);
 	drm_atomic_helper_shutdown(drm);
 	drm_crtc_vblank_off(&kms->crtc.base);
-	drm->irq_enabled = false;
 	drm_mode_config_cleanup(drm);
 	dcss_crtc_deinit(&kms->crtc, drm);
 	drm->dev_private = NULL;
diff --git a/drivers/gpu/drm/imx/dcss/dcss-plane.c b/drivers/gpu/drm/imx/dcss/dcss-plane.c
index 044d3bdf313c..ac45d54acd4e 100644
--- a/drivers/gpu/drm/imx/dcss/dcss-plane.c
+++ b/drivers/gpu/drm/imx/dcss/dcss-plane.c
@@ -361,7 +361,6 @@ static void dcss_plane_atomic_disable(struct drm_plane *plane,
 }
 
 static const struct drm_plane_helper_funcs dcss_plane_helper_funcs = {
-	.prepare_fb = drm_gem_plane_helper_prepare_fb,
 	.atomic_check = dcss_plane_atomic_check,
 	.atomic_update = dcss_plane_atomic_update,
 	.atomic_disable = dcss_plane_atomic_disable,
diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c
index 76819a8ac37f..9558e9e1b431 100644
--- a/drivers/gpu/drm/imx/imx-drm-core.c
+++ b/drivers/gpu/drm/imx/imx-drm-core.c
@@ -208,17 +208,6 @@ static int imx_drm_bind(struct device *dev)
 		return PTR_ERR(drm);
 
 	/*
-	 * enable drm irq mode.
-	 * - with irq_enabled = true, we can use the vblank feature.
-	 *
-	 * P.S. note that we wouldn't use drm irq handler but
-	 *      just specific driver own one instead because
-	 *      drm framework supports only one irq handler and
-	 *      drivers can well take care of their interrupts
-	 */
-	drm->irq_enabled = true;
-
-	/*
 	 * set max width and height as default value(4096x4096).
 	 * this value would be used to check framebuffer size limitation
 	 * at drm_mode_addfb().
diff --git a/drivers/gpu/drm/imx/imx-ldb.c b/drivers/gpu/drm/imx/imx-ldb.c
index 53132ddf9587..e5078d03020d 100644
--- a/drivers/gpu/drm/imx/imx-ldb.c
+++ b/drivers/gpu/drm/imx/imx-ldb.c
@@ -465,10 +465,8 @@ static int imx_ldb_register(struct drm_device *drm,
 
 	if (imx_ldb_ch->bridge) {
 		ret = drm_bridge_attach(encoder, imx_ldb_ch->bridge, NULL, 0);
-		if (ret) {
-			DRM_ERROR("Failed to initialize bridge with drm\n");
+		if (ret)
 			return ret;
-		}
 	} else {
 		/*
 		 * We want to add the connector whenever there is no bridge
diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c
index bd1f9f0366d3..846c1aae69c8 100644
--- a/drivers/gpu/drm/imx/ipuv3-plane.c
+++ b/drivers/gpu/drm/imx/ipuv3-plane.c
@@ -772,7 +772,6 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
 }
 
 static const struct drm_plane_helper_funcs ipu_plane_helper_funcs = {
-	.prepare_fb = drm_gem_plane_helper_prepare_fb,
 	.atomic_check = ipu_plane_atomic_check,
 	.atomic_disable = ipu_plane_atomic_disable,
 	.atomic_update = ipu_plane_atomic_update,
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
index e0412e694fd9..a8aba0141ce7 100644
--- a/drivers/gpu/drm/imx/parallel-display.c
+++ b/drivers/gpu/drm/imx/parallel-display.c
@@ -294,11 +294,8 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data)
 
 	if (imxpd->next_bridge) {
 		ret = drm_bridge_attach(encoder, imxpd->next_bridge, bridge, 0);
-		if (ret < 0) {
-			dev_err(imxpd->dev, "failed to attach bridge: %d\n",
-				ret);
+		if (ret < 0)
 			return ret;
-		}
 	} else {
 		drm_connector_helper_add(connector,
 					 &imx_pd_connector_helper_funcs);