in the calculation of maximum number of tiles in log2 scale.
Change-Id: Id283d6e51a8b926015fd3fc631cdbfb4b8268d4a
for (max_log2_n_tiles = 0;
(sb_cols >> max_log2_n_tiles) >= MIN_TILE_WIDTH_SBS;
max_log2_n_tiles++) {}
+ max_log2_n_tiles--;
+ if (max_log2_n_tiles < 0)
+ max_log2_n_tiles = 0;
+
for (min_log2_n_tiles = 0;
(MAX_TILE_WIDTH_SBS << min_log2_n_tiles) < sb_cols;
min_log2_n_tiles++) {}
+ assert(max_log2_n_tiles >= min_log2_n_tiles);
*min_log2_n_tiles_ptr = min_log2_n_tiles;
*delta_log2_n_tiles = max_log2_n_tiles - min_log2_n_tiles;
}