+static void *
+upload_state(struct u_upload_mgr *uploader,
+ struct iris_state_ref *ref,
+ unsigned size,
+ unsigned alignment)
+{
+ void *p = NULL;
+ u_upload_alloc(uploader, 0, size, alignment, &ref->offset, &ref->res, &p);
+ return p;
+}
+
+void
+iris_upload_ubo_ssbo_surf_state(struct iris_context *ice,
+ struct pipe_shader_buffer *buf,
+ struct iris_state_ref *surf_state,
+ bool ssbo)
+{
+ struct pipe_context *ctx = &ice->ctx;
+ struct iris_screen *screen = (struct iris_screen *) ctx->screen;
+
+ // XXX: these are not retained forever, use a separate uploader?
+ void *map =
+ upload_state(ice->state.surface_uploader, surf_state,
+ screen->isl_dev.ss.size, 64);
+ if (!unlikely(map)) {
+ surf_state->res = NULL;
+ return;
+ }
+
+ struct iris_resource *res = (void *) buf->buffer;
+ struct iris_bo *surf_bo = iris_resource_bo(surf_state->res);
+ surf_state->offset += iris_bo_offset_from_base_address(surf_bo);
+
+ isl_buffer_fill_state(&screen->isl_dev, map,
+ .address = res->bo->gtt_offset + res->offset +
+ buf->buffer_offset,
+ .size_B = buf->buffer_size - res->offset,
+ .format = ssbo ? ISL_FORMAT_RAW
+ : ISL_FORMAT_R32G32B32A32_FLOAT,
+ .swizzle = ISL_SWIZZLE_IDENTITY,
+ .stride_B = 1,
+ .mocs = ice->vtbl.mocs(res->bo));
+}
+