Fixes coccicheck warning:
drivers/gpu/drm/rockchip/cdn-dp-reg.c:604:2-3: Unneeded semicolon
drivers/gpu/drm/rockchip/cdn-dp-reg.c:622:2-3: Unneeded semicolon
drivers/gpu/drm/rockchip/cdn-dp-reg.c:703:2-3: Unneeded semicolon
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20200424074410.1070-1-zhengbin13@huawei.com
        case YCBCR_4_2_0:
                val[0] = 5;
                break;
-       };
+       }
 
        switch (video->color_depth) {
        case 6:
        case 16:
                val[1] = 4;
                break;
-       };
+       }
 
        msa_misc = 2 * val[0] + 32 * val[1] +
                   ((video->color_fmt == Y_ONLY) ? (1 << 14) : 0);
        case 16:
                val = BCS_16;
                break;
-       };
+       }
 
        val += video->color_fmt << 8;
        ret = cdn_dp_reg_write(dp, DP_FRAMER_PXL_REPR, val);