const struct ia_css_frame_info *internal_info = from->internal_info;
        int ret;
 
-#if !defined(ISP2401)
-       /* 2401 input system uses input width width */
-       in_info = internal_info;
-#else
-       /*in some cases, in_info is NULL*/
-       if (in_info)
-               (void)internal_info;
-       else
+       if (!IS_ISP2401 || !in_info)
                in_info = internal_info;
 
-#endif
        ret = ia_css_dma_configure_from_info(&to->port_b, in_info);
        if (ret)
                return ret;
        to->two_ppc             = from->two_ppc;
        to->stream_format       = css2isp_stream_format(from->stream_format);
        to->deinterleaved       = from->deinterleaved;
-#if defined(ISP2401)
-       to->start_column        = in_info->crop_info.start_column;
-       to->start_line          = in_info->crop_info.start_line;
-       to->enable_left_padding = from->enable_left_padding;
-#endif
+
+       if (IS_ISP2401) {
+               to->start_column        = in_info->crop_info.start_column;
+               to->start_line          = in_info->crop_info.start_line;
+               to->enable_left_padding = from->enable_left_padding;
+       }
 
        return 0;
 }