diff --git a/drivers/gpu/drm/rcar-du/rcar_cmm.c b/drivers/gpu/drm/rcar-du/rcar_cmm.c
index 382d53f8a22e..e2a67dda4658 100644
--- a/drivers/gpu/drm/rcar-du/rcar_cmm.c
+++ b/drivers/gpu/drm/rcar-du/rcar_cmm.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_cmm.c -- R-Car Display Unit Color Management Module
+ * R-Car Display Unit Color Management Module
  *
  * Copyright (C) 2019 Jacopo Mondi <jacopo+renesas@jmondi.org>
  */
diff --git a/drivers/gpu/drm/rcar-du/rcar_cmm.h b/drivers/gpu/drm/rcar-du/rcar_cmm.h
index b5f7ec6db04a..628072acc98b 100644
--- a/drivers/gpu/drm/rcar-du/rcar_cmm.h
+++ b/drivers/gpu/drm/rcar-du/rcar_cmm.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_cmm.h -- R-Car Display Unit Color Management Module
+ * R-Car Display Unit Color Management Module
  *
  * Copyright (C) 2019 Jacopo Mondi <jacopo+renesas@jmondi.org>
  */
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
index 23e1aedf8dc0..621bbccb95d4 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_crtc.c  --  R-Car Display Unit CRTCs
+ * R-Car Display Unit CRTCs
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
index 66e8839db708..d0f38a8b3561 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_crtc.h  --  R-Car Display Unit CRTCs
+ * R-Car Display Unit CRTCs
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 1bc7325aa356..70d85610d720 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_drv.c  --  R-Car Display Unit DRM driver
+ * R-Car Display Unit DRM driver
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
index 83530721e373..bfad7775d9a1 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_drv.h  --  R-Car Display Unit DRM driver
+ * R-Car Display Unit DRM driver
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
index 3977aaa1ab5a..bf76a60776bd 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_encoder.c  --  R-Car Display Unit Encoder
+ * R-Car Display Unit Encoder
  *
  * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
index 73560563fb31..e5ec8fbb3979 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_encoder.h  --  R-Car Display Unit Encoder
+ * R-Car Display Unit Encoder
  *
  * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_group.c b/drivers/gpu/drm/rcar-du/rcar_du_group.c
index 8665a1dd2186..1fe8581577ed 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_group.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_group.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_group.c  --  R-Car Display Unit Channels Pair
+ * R-Car Display Unit Channels Pair
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_group.h b/drivers/gpu/drm/rcar-du/rcar_du_group.h
index e9906609c635..55649ad86a10 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_group.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_group.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_group.c  --  R-Car Display Unit Planes and CRTCs Group
+ * R-Car Display Unit Planes and CRTCs Group
  *
  * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
index 190dbb7f15dd..166b2346d8c6 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_kms.c  --  R-Car Display Unit Mode Setting
+ * R-Car Display Unit Mode Setting
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.h b/drivers/gpu/drm/rcar-du/rcar_du_kms.h
index 789154e19535..f31afeeee05a 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_kms.h  --  R-Car Display Unit Mode Setting
+ * R-Car Display Unit Mode Setting
  *
  * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
index 5c1c7bb04f3f..f214a8b6cfd3 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_plane.c  --  R-Car Display Unit Planes
+ * R-Car Display Unit Planes
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.h b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
index 81bbf207ad0e..f9893d7d6dfc 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_plane.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_plane.h  --  R-Car Display Unit Planes
+ * R-Car Display Unit Planes
  *
  * Copyright (C) 2013-2014 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_regs.h b/drivers/gpu/drm/rcar-du/rcar_du_regs.h
index 1cdaa51eb9ac..c1bcb0e8b5b4 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_regs.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_regs.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * rcar_du_regs.h  --  R-Car Display Unit Registers Definitions
+ * R-Car Display Unit Registers Definitions
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
index 4a3e710eb684..6b535abd799a 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0+
 /*
- * rcar_du_vsp.h  --  R-Car Display Unit VSP-Based Compositor
+ * R-Car Display Unit VSP-Based Compositor
  *
  * Copyright (C) 2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_vsp.h b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h
index 9b4724159378..67630f0b6599 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_vsp.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_vsp.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_vsp.h  --  R-Car Display Unit VSP-Based Compositor
+ * R-Car Display Unit VSP-Based Compositor
  *
  * Copyright (C) 2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_writeback.c b/drivers/gpu/drm/rcar-du/rcar_du_writeback.c
index c79d1259e49b..2f5f3557bd90 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_writeback.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_writeback.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * rcar_du_writeback.c  --  R-Car Display Unit Writeback Support
+ * R-Car Display Unit Writeback Support
  *
  * Copyright (C) 2019 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
  */
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_writeback.h b/drivers/gpu/drm/rcar-du/rcar_du_writeback.h
index fa87ebf8d21f..a71c9c08cafa 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_writeback.h
+++ b/drivers/gpu/drm/rcar-du/rcar_du_writeback.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * rcar_du_writeback.h  --  R-Car Display Unit Writeback Support
+ * R-Car Display Unit Writeback Support
  *
  * Copyright (C) 2019 Laurent Pinchart <laurent.pinchart@ideasonboard.com>
  */
diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.c b/drivers/gpu/drm/rcar-du/rcar_lvds.c
index 8dbfbbd3cad1..8d22ade69df1 100644
--- a/drivers/gpu/drm/rcar-du/rcar_lvds.c
+++ b/drivers/gpu/drm/rcar-du/rcar_lvds.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * rcar_lvds.c  --  R-Car LVDS Encoder
+ * R-Car LVDS Encoder
  *
  * Copyright (C) 2013-2018 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds.h b/drivers/gpu/drm/rcar-du/rcar_lvds.h
index eb7c6ef03b00..3097bf749bec 100644
--- a/drivers/gpu/drm/rcar-du/rcar_lvds.h
+++ b/drivers/gpu/drm/rcar-du/rcar_lvds.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * rcar_lvds.h  --  R-Car LVDS Encoder
+ * R-Car LVDS Encoder
  *
  * Copyright (C) 2013-2018 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_lvds_regs.h b/drivers/gpu/drm/rcar-du/rcar_lvds_regs.h
index 87149f2f8056..ab0406a27d33 100644
--- a/drivers/gpu/drm/rcar-du/rcar_lvds_regs.h
+++ b/drivers/gpu/drm/rcar-du/rcar_lvds_regs.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * rcar_lvds_regs.h  --  R-Car LVDS Interface Registers Definitions
+ * R-Car LVDS Interface Registers Definitions
  *
  * Copyright (C) 2013-2015 Renesas Electronics Corporation
  *
diff --git a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
index 891bb956fd61..0e62dd14bf97 100644
--- a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
+++ b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * rcar_mipi_dsi.c  --  R-Car MIPI DSI Encoder
+ * R-Car MIPI DSI Encoder
  *
  * Copyright (C) 2020 Renesas Electronics Corporation
  */
diff --git a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
index 0e7a9274749f..2eaca54636f3 100644
--- a/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
+++ b/drivers/gpu/drm/rcar-du/rcar_mipi_dsi_regs.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 /*
- * rcar_mipi_dsi_regs.h  --  R-Car MIPI DSI Interface Registers Definitions
+ * R-Car MIPI DSI Interface Registers Definitions
  *
  * Copyright (C) 2020 Renesas Electronics Corporation
  */
