+static int eg_surface_init_1d_miptrees(struct radeon_surface_manager *surf_man,
+ struct radeon_surface *surf)
+{
+ unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER;
+ int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags;
+ /* Old libdrm headers didn't have stencil_level in it. This prevents crashes. */
+ struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL];
+ struct radeon_surface_level *stencil_level =
+ (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp;
+
+ r = eg_surface_init_1d(surf_man, surf, surf->level, surf->bpe, 0, 0);
+ if (r)
+ return r;
+
+ if (is_depth_stencil) {
+ r = eg_surface_init_1d(surf_man, surf, stencil_level, 1,
+ surf->bo_size, 0);
+ surf->stencil_offset = stencil_level[0].offset;
+ }
+ return r;
+}
+
+static int eg_surface_init_2d_miptrees(struct radeon_surface_manager *surf_man,
+ struct radeon_surface *surf)
+{
+ unsigned zs_flags = RADEON_SURF_ZBUFFER | RADEON_SURF_SBUFFER;
+ int r, is_depth_stencil = (surf->flags & zs_flags) == zs_flags;
+ /* Old libdrm headers didn't have stencil_level in it. This prevents crashes. */
+ struct radeon_surface_level tmp[RADEON_SURF_MAX_LEVEL];
+ struct radeon_surface_level *stencil_level =
+ (surf->flags & RADEON_SURF_HAS_SBUFFER_MIPTREE) ? surf->stencil_level : tmp;
+
+ r = eg_surface_init_2d(surf_man, surf, surf->level, surf->bpe,
+ surf->tile_split, 0, 0);
+ if (r)
+ return r;
+
+ if (is_depth_stencil) {
+ r = eg_surface_init_2d(surf_man, surf, stencil_level, 1,
+ surf->stencil_tile_split, surf->bo_size, 0);
+ surf->stencil_offset = stencil_level[0].offset;
+ }
+ return r;
+}
+