diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index cbe58d307d1c..60ce4a8ad9e1 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0-only
 config DRM_EXYNOS
 	tristate "DRM Support for Samsung SoC EXYNOS Series"
-	depends on OF && DRM && (ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_MULTIPLATFORM)
+	depends on OF && DRM && (ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_MULTIPLATFORM || COMPILE_TEST)
 	select DRM_KMS_HELPER
 	select VIDEOMODE_HELPERS
 	select SND_SOC_HDMI_CODEC if SND_SOC
@@ -86,7 +86,7 @@ comment "Sub-drivers"
 
 config DRM_EXYNOS_G2D
 	bool "G2D"
-	depends on VIDEO_SAMSUNG_S5P_G2D=n
+	depends on VIDEO_SAMSUNG_S5P_G2D=n || COMPILE_TEST
 	select FRAME_VECTOR
 	help
 	  Choose this option if you want to use Exynos G2D for DRM.
@@ -114,7 +114,7 @@ config DRM_EXYNOS_SCALER
 
 config DRM_EXYNOS_GSC
 	bool "GScaler"
-	depends on VIDEO_SAMSUNG_EXYNOS_GSC=n
+	depends on VIDEO_SAMSUNG_EXYNOS_GSC=n || COMPILE_TEST
 	select DRM_EXYNOS_IPP
 	help
 	  Choose this option if you want to use Exynos GSC for DRM.
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 0650b619de24..2d5cbfda3ca7 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -7,7 +7,6 @@
  *	Hyungwon Hwang <human.hwang@samsung.com>
  */
 
-#include <linux/platform_device.h>
 #include <linux/clk.h>
 #include <linux/component.h>
 #include <linux/iopoll.h>
@@ -15,11 +14,15 @@
 #include <linux/mfd/syscon.h>
 #include <linux/of_device.h>
 #include <linux/of_gpio.h>
+#include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 
-#include "exynos_drm_drv.h"
+#include <drm/drm_fourcc.h>
+#include <drm/drm_vblank.h>
+
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_plane.h"
 #include "regs-decon5433.h"
diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
index 13509ca8aa35..f0640950bd46 100644
--- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c
@@ -6,8 +6,6 @@
  *	Akshu Agarwal <akshua@gmail.com>
  *	Ajay Kumar <ajaykumar.rs@samsung.com>
  */
-#include <drm/drmP.h>
-#include <drm/exynos_drm.h>
 
 #include <linux/clk.h>
 #include <linux/component.h>
@@ -21,10 +19,14 @@
 #include <video/of_display_timing.h>
 #include <video/of_videomode.h>
 
+#include <drm/drm_fourcc.h>
+#include <drm/drm_vblank.h>
+#include <drm/exynos_drm.h>
+
 #include "exynos_drm_crtc.h"
-#include "exynos_drm_plane.h"
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
+#include "exynos_drm_plane.h"
 #include "regs-decon7.h"
 
 /*
diff --git a/drivers/gpu/drm/exynos/exynos_dp.c b/drivers/gpu/drm/exynos/exynos_dp.c
index c0653d007ca4..3a0f0ba8c63a 100644
--- a/drivers/gpu/drm/exynos/exynos_dp.c
+++ b/drivers/gpu/drm/exynos/exynos_dp.c
@@ -6,25 +6,24 @@
  * Author: Jingoo Han <jg1.han@samsung.com>
  */
 
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/err.h>
 #include <linux/clk.h>
-#include <linux/of_graph.h>
 #include <linux/component.h>
+#include <linux/err.h>
+#include <linux/module.h>
+#include <linux/of_graph.h>
+#include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <video/of_display_timing.h>
 #include <video/of_videomode.h>
 #include <video/videomode.h>
 
-#include <drm/drmP.h>
+#include <drm/bridge/analogix_dp.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_of.h>
 #include <drm/drm_panel.h>
+#include <drm/drm_print.h>
 #include <drm/drm_probe_helper.h>
-
-#include <drm/bridge/analogix_dp.h>
 #include <drm/exynos_drm.h>
 
 #include "exynos_drm_crtc.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 98bec7418f01..77ce78986408 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
@@ -8,11 +8,11 @@
  *	Seung-Woo Kim <sw0312.kim@samsung.com>
  */
 
-#include <drm/drmP.h>
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_encoder.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
 
 #include "exynos_drm_crtc.h"
 #include "exynos_drm_drv.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dma.c b/drivers/gpu/drm/exynos/exynos_drm_dma.c
index bef8bc3c8e00..9ebc02768847 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dma.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dma.c
@@ -4,11 +4,13 @@
 // Author: Inki Dae <inki.dae@samsung.com>
 // Author: Andrzej Hajda <a.hajda@samsung.com>
 
-#include <drm/drmP.h>
-#include <drm/exynos_drm.h>
 #include <linux/dma-iommu.h>
 #include <linux/dma-mapping.h>
 #include <linux/iommu.h>
+#include <linux/platform_device.h>
+
+#include <drm/drm_print.h>
+#include <drm/exynos_drm.h>
 
 #include "exynos_drm_drv.h"
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dpi.c b/drivers/gpu/drm/exynos/exynos_drm_dpi.c
index 6ea92173db9f..87289db12868 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dpi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dpi.c
@@ -10,14 +10,14 @@
  * published by the Free Software Foundation.
 */
 
-#include <drm/drmP.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_panel.h>
-#include <drm/drm_probe_helper.h>
-
 #include <linux/of_graph.h>
 #include <linux/regulator/consumer.h>
 
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+
 #include <video/of_videomode.h>
 #include <video/videomode.h>
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index ba8932af9b43..58baf49d9926 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -7,25 +7,23 @@
  *	Seung-Woo Kim <sw0312.kim@samsung.com>
  */
 
+#include <linux/component.h>
 #include <linux/pm_runtime.h>
-#include <drm/drmP.h>
+
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_fb_helper.h>
 #include <drm/drm_probe_helper.h>
-
-#include <linux/component.h>
-
 #include <drm/exynos_drm.h>
 
 #include "exynos_drm_drv.h"
-#include "exynos_drm_fbdev.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_gem.h"
-#include "exynos_drm_plane.h"
-#include "exynos_drm_ipp.h"
-#include "exynos_drm_vidi.h"
+#include "exynos_drm_fbdev.h"
 #include "exynos_drm_g2d.h"
+#include "exynos_drm_gem.h"
+#include "exynos_drm_ipp.h"
+#include "exynos_drm_plane.h"
+#include "exynos_drm_vidi.h"
 
 #define DRIVER_NAME	"exynos"
 #define DRIVER_DESC	"Samsung SoC DRM"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 18b03b83f8a3..d4014ba592fd 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h
@@ -11,15 +11,21 @@
 #ifndef _EXYNOS_DRM_DRV_H_
 #define _EXYNOS_DRM_DRV_H_
 
-#include <drm/drmP.h>
 #include <linux/module.h>
 
+#include <drm/drm_crtc.h>
+#include <drm/drm_device.h>
+#include <drm/drm_plane.h>
+
 #define MAX_CRTC	3
 #define MAX_PLANE	5
 #define MAX_FB_BUFFER	4
 
 #define DEFAULT_WIN	0
 
+struct drm_crtc_state;
+struct drm_display_mode;
+
 #define to_exynos_crtc(x)	container_of(x, struct exynos_drm_crtc, base)
 #define to_exynos_plane(x)	container_of(x, struct exynos_drm_plane, base)
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
index 63a4b5074a99..5f6f523821a2 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c
@@ -10,16 +10,9 @@
  * published by the Free Software Foundation.
 */
 
-#include <asm/unaligned.h>
-
-#include <drm/drmP.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_fb_helper.h>
-#include <drm/drm_mipi_dsi.h>
-#include <drm/drm_panel.h>
-#include <drm/drm_probe_helper.h>
-
 #include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/component.h>
 #include <linux/gpio/consumer.h>
 #include <linux/irq.h>
 #include <linux/of_device.h>
@@ -27,11 +20,19 @@
 #include <linux/of_graph.h>
 #include <linux/phy/phy.h>
 #include <linux/regulator/consumer.h>
-#include <linux/component.h>
+
+#include <asm/unaligned.h>
 
 #include <video/mipi_display.h>
 #include <video/videomode.h>
 
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fb_helper.h>
+#include <drm/drm_mipi_dsi.h>
+#include <drm/drm_panel.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+
 #include "exynos_drm_crtc.h"
 #include "exynos_drm_drv.h"
 
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index ea048905849a..64370b634cca 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -8,19 +8,19 @@
  *	Seung-Woo Kim <sw0312.kim@samsung.com>
  */
 
-#include <drm/drmP.h>
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_fb_helper.h>
+#include <drm/drm_fourcc.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_probe_helper.h>
-#include <uapi/drm/exynos_drm.h>
+#include <drm/exynos_drm.h>
 
+#include "exynos_drm_crtc.h"
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_fbdev.h"
-#include "exynos_drm_crtc.h"
 
 static int check_fb_gem_memory_type(struct drm_device *drm_dev,
 				    struct exynos_drm_gem *exynos_gem)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
index 9dc33c6b6687..b0877b97291c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c
@@ -8,14 +8,16 @@
  *	Seung-Woo Kim <sw0312.kim@samsung.com>
  */
 
-#include <drm/drmP.h>
+#include <linux/console.h>
+#include <linux/dma-mapping.h>
+#include <linux/vmalloc.h>
+
 #include <drm/drm_crtc.h>
 #include <drm/drm_fb_helper.h>
+#include <drm/drm_fourcc.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/exynos_drm.h>
 
-#include <linux/console.h>
-
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_fbdev.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index 0db29690ede3..a594ab7be2c0 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -6,21 +6,22 @@
  *	Jinyoung Jeon <jy0.jeon@samsung.com>
  *	Sangmin Lee <lsmin.lee@samsung.com>
  */
-#include <linux/kernel.h>
-#include <linux/component.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/syscon.h>
-#include <linux/regmap.h>
+
 #include <linux/clk.h>
-#include <linux/pm_runtime.h>
+#include <linux/component.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
 #include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regmap.h>
 #include <linux/spinlock.h>
 
-#include <drm/drmP.h>
 #include <drm/exynos_drm.h>
-#include "regs-fimc.h"
+
 #include "exynos_drm_drv.h"
 #include "exynos_drm_ipp.h"
+#include "regs-fimc.h"
 
 /*
  * FIMC stands for Fully Interactive Mobile Camera and
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index e9106b1f4a50..8d0a929104e5 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -6,26 +6,28 @@
  *	Joonyoung Shim <jy0922.shim@samsung.com>
  *	Inki Dae <inki.dae@samsung.com>
  */
-#include <drm/drmP.h>
 
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
 #include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
+#include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
-#include <linux/component.h>
-#include <linux/mfd/syscon.h>
 #include <linux/regmap.h>
 
 #include <video/of_display_timing.h>
 #include <video/of_videomode.h>
 #include <video/samsung_fimd.h>
+
+#include <drm/drm_fourcc.h>
+#include <drm/drm_vblank.h>
 #include <drm/exynos_drm.h>
 
+#include "exynos_drm_crtc.h"
 #include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
-#include "exynos_drm_crtc.h"
 #include "exynos_drm_plane.h"
 
 /*
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
index 2e4b9434245b..50904eee96f7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
@@ -4,21 +4,24 @@
  * Authors: Joonyoung Shim <jy0922.shim@samsung.com>
  */
 
-#include <linux/kernel.h>
 #include <linux/clk.h>
 #include <linux/component.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
 #include <linux/err.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <linux/slab.h>
+#include <linux/uaccess.h>
 #include <linux/workqueue.h>
-#include <linux/dma-mapping.h>
-#include <linux/of.h>
 
-#include <drm/drmP.h>
+#include <drm/drm_file.h>
 #include <drm/exynos_drm.h>
+
 #include "exynos_drm_drv.h"
 #include "exynos_drm_g2d.h"
 #include "exynos_drm_gem.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c
index d8f1fe9b68d8..d734d9d51762 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gem.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c
@@ -5,12 +5,13 @@
  * Author: Inki Dae <inki.dae@samsung.com>
  */
 
-#include <drm/drmP.h>
-#include <drm/drm_vma_manager.h>
 
-#include <linux/shmem_fs.h>
 #include <linux/dma-buf.h>
 #include <linux/pfn_t.h>
+#include <linux/shmem_fs.h>
+
+#include <drm/drm_prime.h>
+#include <drm/drm_vma_manager.h>
 #include <drm/exynos_drm.h>
 
 #include "exynos_drm_drv.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
index 05b0fe21b81e..1e4b21c49a06 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c
@@ -6,20 +6,21 @@
  *	Jinyoung Jeon <jy0.jeon@samsung.com>
  *	Sangmin Lee <lsmin.lee@samsung.com>
  */
-#include <linux/kernel.h>
-#include <linux/component.h>
-#include <linux/platform_device.h>
+
 #include <linux/clk.h>
-#include <linux/pm_runtime.h>
+#include <linux/component.h>
+#include <linux/kernel.h>
 #include <linux/mfd/syscon.h>
 #include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 
-#include <drm/drmP.h>
 #include <drm/exynos_drm.h>
-#include "regs-gsc.h"
+
 #include "exynos_drm_drv.h"
 #include "exynos_drm_ipp.h"
+#include "regs-gsc.h"
 
 /*
  * GSC stands for General SCaler and
diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
index c862099723a0..d45bfab6fe40 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c
@@ -16,10 +16,9 @@
  * all copies or substantial portions of the Software.
  */
 
-
 #include <drm/drmP.h>
 #include <drm/drm_mode.h>
-#include <uapi/drm/exynos_drm.h>
+#include <drm/exynos_drm.h>
 
 #include "exynos_drm_drv.h"
 #include "exynos_drm_gem.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c
index 8363cb40daed..b78e8c5ba553 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_mic.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c
@@ -5,23 +5,25 @@
  *	Hyungwon Hwang <human.hwang@samsung.com>
  */
 
-#include <linux/platform_device.h>
-#include <video/of_videomode.h>
-#include <linux/of_address.h>
-#include <video/videomode.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/mutex.h>
-#include <linux/of.h>
-#include <linux/of_graph.h>
 #include <linux/clk.h>
 #include <linux/component.h>
-#include <linux/pm_runtime.h>
-#include <drm/drmP.h>
-#include <drm/drm_encoder.h>
+#include <linux/delay.h>
 #include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_graph.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 #include <linux/regmap.h>
 
+#include <video/of_videomode.h>
+#include <video/videomode.h>
+
+#include <drm/drm_encoder.h>
+#include <drm/drm_print.h>
+
 #include "exynos_drm_drv.h"
 
 /* Sysreg registers for MIC */
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index 2f3c9b993acd..b29afced7374 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_plane.c
@@ -4,14 +4,14 @@
  * Authors: Joonyoung Shim <jy0922.shim@samsung.com>
  */
 
-#include <drm/drmP.h>
 
 #include <drm/drm_atomic.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_plane_helper.h>
 #include <drm/exynos_drm.h>
-#include "exynos_drm_drv.h"
+
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_gem.h"
 #include "exynos_drm_plane.h"
diff --git a/drivers/gpu/drm/exynos/exynos_drm_rotator.c b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
index 85e30cb6c23f..8ebad2740ad5 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_rotator.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_rotator.c
@@ -6,21 +6,21 @@
  *	Eunchul Kim <chulspro.kim@samsung.com>
  */
 
-#include <linux/kernel.h>
+#include <linux/clk.h>
 #include <linux/component.h>
 #include <linux/err.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
+#include <linux/kernel.h>
 #include <linux/of_device.h>
+#include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 
-#include <drm/drmP.h>
 #include <drm/exynos_drm.h>
-#include "regs-rotator.h"
+
 #include "exynos_drm_drv.h"
 #include "exynos_drm_ipp.h"
+#include "regs-rotator.h"
 
 /*
  * Rotator supports image crop/rotator and input/output DMA operations.
diff --git a/drivers/gpu/drm/exynos/exynos_drm_scaler.c b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
index ec9c1b7d3103..9af096479e1c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_scaler.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_scaler.c
@@ -5,22 +5,22 @@
  *	Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
  */
 
-#include <linux/kernel.h>
+#include <linux/clk.h>
 #include <linux/component.h>
 #include <linux/err.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
-#include <linux/platform_device.h>
-#include <linux/clk.h>
+#include <linux/kernel.h>
 #include <linux/of_device.h>
+#include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 
-#include <drm/drmP.h>
 #include <drm/exynos_drm.h>
-#include "regs-scaler.h"
-#include "exynos_drm_fb.h"
+
 #include "exynos_drm_drv.h"
+#include "exynos_drm_fb.h"
 #include "exynos_drm_ipp.h"
+#include "regs-scaler.h"
 
 #define scaler_read(offset)		readl(scaler->regs + (offset))
 #define scaler_write(cfg, offset)	writel(cfg, scaler->regs + (offset))
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index eb2667b4500c..65b891cb9c50 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -5,21 +5,20 @@
  * Authors:
  *	Inki Dae <inki.dae@samsung.com>
  */
-#include <drm/drmP.h>
 
+#include <linux/component.h>
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
-#include <linux/component.h>
 #include <linux/timer.h>
 
-#include <drm/exynos_drm.h>
-
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_probe_helper.h>
+#include <drm/drm_vblank.h>
+#include <drm/exynos_drm.h>
 
-#include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_plane.h"
 #include "exynos_drm_vidi.h"
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 894a99793633..bc1565f1822a 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -9,38 +9,37 @@
  * Based on drivers/media/video/s5p-tv/hdmi_drv.c
  */
 
-#include <drm/drmP.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_edid.h>
-#include <drm/drm_probe_helper.h>
-
-#include "regs-hdmi.h"
-
-#include <linux/kernel.h>
-#include <linux/wait.h>
-#include <linux/i2c.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/delay.h>
-#include <linux/pm_runtime.h>
+#include <drm/exynos_drm.h>
 #include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/delay.h>
 #include <linux/gpio/consumer.h>
-#include <linux/regulator/consumer.h>
+#include <linux/hdmi.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
 #include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/mfd/syscon.h>
 #include <linux/of_address.h>
 #include <linux/of_device.h>
 #include <linux/of_graph.h>
-#include <linux/hdmi.h>
-#include <linux/component.h>
-#include <linux/mfd/syscon.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
 #include <linux/regmap.h>
-#include <sound/hdmi-codec.h>
-#include <drm/exynos_drm.h>
+#include <linux/regulator/consumer.h>
+#include <linux/wait.h>
 
+#include <sound/hdmi-codec.h>
 #include <media/cec-notifier.h>
 
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_print.h>
+#include <drm/drm_probe_helper.h>
+
 #include "exynos_drm_crtc.h"
+#include "regs-hdmi.h"
 
 #define HOTPLUG_DEBOUNCE_MS		1100
 
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index db0b698ea8ea..7b24338fad3c 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -9,33 +9,32 @@
  * Based on drivers/media/video/s5p-tv/mixer_reg.c
  */
 
-#include <drm/drmP.h>
-
-#include "regs-mixer.h"
-#include "regs-vp.h"
-
-#include <linux/kernel.h>
-#include <linux/ktime.h>
-#include <linux/spinlock.h>
-#include <linux/wait.h>
+#include <linux/clk.h>
+#include <linux/component.h>
+#include <linux/delay.h>
 #include <linux/i2c.h>
-#include <linux/platform_device.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
-#include <linux/delay.h>
-#include <linux/pm_runtime.h>
-#include <linux/clk.h>
-#include <linux/regulator/consumer.h>
+#include <linux/kernel.h>
+#include <linux/ktime.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
-#include <linux/component.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/regulator/consumer.h>
+#include <linux/spinlock.h>
+#include <linux/wait.h>
 
+#include <drm/drm_fourcc.h>
+#include <drm/drm_vblank.h>
 #include <drm/exynos_drm.h>
 
-#include "exynos_drm_drv.h"
 #include "exynos_drm_crtc.h"
+#include "exynos_drm_drv.h"
 #include "exynos_drm_fb.h"
 #include "exynos_drm_plane.h"
+#include "regs-mixer.h"
+#include "regs-vp.h"
 
 #define MIXER_WIN_NR		3
 #define VP_DEFAULT_WIN		2