add RGA param_x when scale down

Signed-off-by: Shengqin.Zhang <zsq@rock-chips.com>

diff --git a/drivers/video/rockchip/rga2/rga2_reg_info.c b/drivers/video/rockchip/rga2/rga2_reg_info.c
index 12b0fecfec5fb4c6c5789d27e0e0cb57fc3d4b18..91667416f340e27d14a5b2d817326c1009c793a7 100755 (executable)
--- a/drivers/video/rockchip/rga2/rga2_reg_info.c
+++ b/drivers/video/rockchip/rga2/rga2_reg_info.c
@@ -75,7 +75,7 @@ RGA2_reg_get_param(unsigned char *base, struct rga2_req *msg)
     {\r
         x_flag = 1;\r
         #if SCALE_DOWN_LARGE\r
-        param_x = ((dw) << 16) / (sw);\r
+        param_x = ((dw) << 16) / (sw) + 1;\r
                #else\r
         param_x = ((dw) << 16) / (sw);\r
         #endif\r
@@ -100,7 +100,7 @@ RGA2_reg_get_param(unsigned char *base, struct rga2_req *msg)
     {\r
         y_flag = 1;\r
         #if SCALE_DOWN_LARGE\r
-        param_y = ((dh) << 16) / (sh);\r
+        param_y = ((dh) << 16) / (sh) + 1;\r
                #else\r
         param_y = ((dh) << 16) / (sh);\r
         #endif\r