-struct pipe_depth_stencil_state *st_cached_depth_stencil_state(
- struct st_context *st,
- const struct pipe_depth_stencil_state *depth_stencil);
+const struct cso_depth_stencil_alpha *
+st_cached_depth_stencil_alpha_state(struct st_context *st,
+ const struct pipe_depth_stencil_alpha_state *depth_stencil);