diff --git a/drivers/media/platform/rockchip/cif/subdev-itf.c b/drivers/media/platform/rockchip/cif/subdev-itf.c
index ef31cad2c53c..7573e0d10388 100644
--- a/drivers/media/platform/rockchip/cif/subdev-itf.c
+++ b/drivers/media/platform/rockchip/cif/subdev-itf.c
@@ -21,6 +21,7 @@
 #include <media/v4l2-fwnode.h>
 #include "dev.h"
 #include <linux/regulator/consumer.h>
+#include <linux/rk-camera-module.h>
 
 static inline struct sditf_priv *to_sditf_priv(struct v4l2_subdev *subdev)
 {
@@ -339,7 +340,7 @@ static int sditf_channel_enable(struct sditf_priv *priv, int user)
 	}
 	if (user == 0) {
 		if (priv->toisp_inf.link_mode == TOISP_UNITE)
-			width = priv->cap_info.width / 2 + 256;
+			width = priv->cap_info.width / 2 + RKMOUDLE_UNITE_EXTEND_PIXEL;
 		rkcif_write_register_or(cif_dev, CIF_REG_TOISP0_CTRL, ctrl_val);
 		if (width && height) {
 			rkcif_write_register(cif_dev, CIF_REG_TOISP0_CROP,
@@ -352,8 +353,8 @@ static int sditf_channel_enable(struct sditf_priv *priv, int user)
 		rkcif_write_register_or(cif_dev, CIF_REG_GLB_INTEN, int_en);
 	} else {
 		if (priv->toisp_inf.link_mode == TOISP_UNITE) {
-			offset_x = priv->cap_info.width / 2 - 256;
-			width = priv->cap_info.width / 2 + 256;
+			offset_x = priv->cap_info.width / 2 - RKMOUDLE_UNITE_EXTEND_PIXEL;
+			width = priv->cap_info.width / 2 + RKMOUDLE_UNITE_EXTEND_PIXEL;
 		}
 		rkcif_write_register_or(cif_dev, CIF_REG_TOISP1_CTRL, ctrl_val);
 		if (width && height) {
diff --git a/drivers/media/platform/rockchip/cif/subdev-itf.h b/drivers/media/platform/rockchip/cif/subdev-itf.h
index c432fbc4bf0a..a1ebbe02a820 100644
--- a/drivers/media/platform/rockchip/cif/subdev-itf.h
+++ b/drivers/media/platform/rockchip/cif/subdev-itf.h
@@ -21,7 +21,7 @@
 
 #define RKISP0_DEVNAME "rkisp0"
 #define RKISP1_DEVNAME "rkisp1"
-#define RKISP_UNITE_DEVNAME "rkisp_unite"
+#define RKISP_UNITE_DEVNAME "rkisp-unite"
 
 #define RKCIF_TOISP_CH0	0
 #define RKCIF_TOISP_CH1	1