1450 struct isl_surf {  struct
1452    enum isl_surf_dim dim;  argument
1461    /** Spatial layout of the samples if isl_surf::samples > 1 */  argument
1484     * identical to the extent defined in isl_surf_init_info.  argument
1495     *    logical_layout := (isl_surf::dim, isl_surf::logical_level0_px)  argument
1498    struct isl_extent4d phys_level0_sa;
1501    uint32_t levels;
1508    uint32_t samples;
1511    uint64_t size_B;
1514    uint32_t alignment_B;
1538    /** Copy of isl_surf_init_info::usage. */  argument
1539    isl_surf_usage_flags_t usage;  argument