add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/gpu/drm/msm/disp/mdp4/mdp4_plane.c
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..
@@ -1,19 +1,11 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Copyright (C) 2013 Red Hat
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  * Author: Rob Clark <robdclark@gmail.com>
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms of the GNU General Public License version 2 as published by
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- * the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but WITHOUT
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- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- * more details.
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- *
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- * You should have received a copy of the GNU General Public License along with
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- * this program.  If not, see <http://www.gnu.org/licenses/>.
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  */
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+
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+#include <drm/drm_damage_helper.h>
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+#include <drm/drm_fourcc.h>
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 #include "mdp4_kms.h"
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..
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@@ -68,7 +60,6 @@
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 {
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 	struct mdp4_plane *mdp4_plane = to_mdp4_plane(plane);
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-	drm_plane_helper_disable(plane, NULL);
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 	drm_plane_cleanup(plane);
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 	kfree(mdp4_plane);
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@@ -235,22 +226,22 @@
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 	format = to_mdp_format(msm_framebuffer_format(fb));
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 	if (src_w > (crtc_w * DOWN_SCALE_MAX)) {
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-		dev_err(dev->dev, "Width down scaling exceeds limits!\n");
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+		DRM_DEV_ERROR(dev->dev, "Width down scaling exceeds limits!\n");
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 		return -ERANGE;
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 	}
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 	if (src_h > (crtc_h * DOWN_SCALE_MAX)) {
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-		dev_err(dev->dev, "Height down scaling exceeds limits!\n");
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+		DRM_DEV_ERROR(dev->dev, "Height down scaling exceeds limits!\n");
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 		return -ERANGE;
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 	}
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 	if (crtc_w > (src_w * UP_SCALE_MAX)) {
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-		dev_err(dev->dev, "Width up scaling exceeds limits!\n");
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+		DRM_DEV_ERROR(dev->dev, "Width up scaling exceeds limits!\n");
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 		return -ERANGE;
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 	}
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 	if (crtc_h > (src_h * UP_SCALE_MAX)) {
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-		dev_err(dev->dev, "Height up scaling exceeds limits!\n");
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+		DRM_DEV_ERROR(dev->dev, "Height up scaling exceeds limits!\n");
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 		return -ERANGE;
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 	}
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..
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@@ -398,6 +389,8 @@
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 	mdp4_plane_install_properties(plane, &plane->base);
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+	drm_plane_enable_fb_damage_clips(plane);
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+
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 	return plane;
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 fail: