1/* SPDX-License-Identifier: MIT */
 2/*
 3 * Copyright © 2014 Intel Corporation
 4 */
 5
 6#ifndef _INTEL_RENDERSTATE_H_
 7#define _INTEL_RENDERSTATE_H_
 8
 9#include <linux/types.h>
10#include "i915_gem.h"
11
12struct i915_request;
13struct intel_context;
14struct i915_vma;
15
16struct intel_renderstate_rodata {
17	const u32 *reloc;
18	const u32 *batch;
19	const u32 batch_items;
20};
21
22#define RO_RENDERSTATE(_g)						\
23	const struct intel_renderstate_rodata gen ## _g ## _null_state = { \
24		.reloc = gen ## _g ## _null_state_relocs,		\
25		.batch = gen ## _g ## _null_state_batch,		\
26		.batch_items = sizeof(gen ## _g ## _null_state_batch)/4, \
27	}
28
29extern const struct intel_renderstate_rodata gen6_null_state;
30extern const struct intel_renderstate_rodata gen7_null_state;
31extern const struct intel_renderstate_rodata gen8_null_state;
32extern const struct intel_renderstate_rodata gen9_null_state;
33
34struct intel_renderstate {
35	struct i915_gem_ww_ctx ww;
36	const struct intel_renderstate_rodata *rodata;
37	struct i915_vma *vma;
38	u32 batch_offset;
39	u32 batch_size;
40	u32 aux_offset;
41	u32 aux_size;
42};
43
44int intel_renderstate_init(struct intel_renderstate *so,
45			   struct intel_context *ce);
46int intel_renderstate_emit(struct intel_renderstate *so,
47			   struct i915_request *rq);
48void intel_renderstate_fini(struct intel_renderstate *so,
49			    struct intel_context *ce);
50
51#endif /* _INTEL_RENDERSTATE_H_ */