static bool is_dual_plane(enum source_format_class source_format)
 {
-       bool ret_val = 0;
+       bool ret_val = false;
 
        if ((source_format == dm_420_8) || (source_format == dm_420_10))
-               ret_val = 1;
+               ret_val = true;
 
        return ret_val;
 }
        unsigned int swath_bytes_c = 0;
        unsigned int full_swath_bytes_packed_l = 0;
        unsigned int full_swath_bytes_packed_c = 0;
-       bool req128_l = 0;
-       bool req128_c = 0;
+       bool req128_l = false;
+       bool req128_c = false;
        bool surf_linear = (pipe_src_param.sw_mode == dm_sw_linear);
        bool surf_vert = (pipe_src_param.source_scan == dm_vert);
        unsigned int log2_swath_height_l = 0;
                total_swath_bytes = 2 * full_swath_bytes_packed_l + 2 * full_swath_bytes_packed_c;
 
                if (total_swath_bytes <= detile_buf_size_in_bytes) { //full 256b request
-                       req128_l = 0;
-                       req128_c = 0;
+                       req128_l = false;
+                       req128_c = false;
                        swath_bytes_l = full_swath_bytes_packed_l;
                        swath_bytes_c = full_swath_bytes_packed_c;
                } else { //128b request (for luma only for yuv420 8bpc)
-                       req128_l = 1;
-                       req128_c = 0;
+                       req128_l = true;
+                       req128_c = false;
                        swath_bytes_l = full_swath_bytes_packed_l / 2;
                        swath_bytes_c = full_swath_bytes_packed_c;
                }
                total_swath_bytes = 2 * full_swath_bytes_packed_l;
 
                if (total_swath_bytes <= detile_buf_size_in_bytes)
-                       req128_l = 0;
+                       req128_l = false;
                else
-                       req128_l = 1;
+                       req128_l = true;
 
                swath_bytes_l = total_swath_bytes;
                swath_bytes_c = 0;
                const display_pipe_params_st pipe_param,
                bool is_chroma)
 {
-       bool mode_422 = 0;
+       bool mode_422 = false;
        unsigned int vp_width = 0;
        unsigned int vp_height = 0;
        unsigned int data_pitch = 0;
        // Source
        //             dcc_en              = src.dcc;
        dual_plane = is_dual_plane((enum source_format_class) (src->source_format));
-       mode_422 = 0; // FIXME
+       mode_422 = false; // FIXME
        access_dir = (src->source_scan == dm_vert); // vp access direction: horizontal or vertical accessed
                                                    //      bytes_per_element_l = get_bytes_per_element(source_format_class(src.source_format), 0);
                                                    //      bytes_per_element_c = get_bytes_per_element(source_format_class(src.source_format), 1);