xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/i915/gt/intel_renderstate.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright © 2014 Intel Corporation
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * The above copyright notice and this permission notice (including the next
12*4882a593Smuzhiyun  * paragraph) shall be included in all copies or substantial portions of the
13*4882a593Smuzhiyun  * Software.
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18*4882a593Smuzhiyun  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*4882a593Smuzhiyun  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20*4882a593Smuzhiyun  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21*4882a593Smuzhiyun  * DEALINGS IN THE SOFTWARE.
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _INTEL_RENDERSTATE_H_
25*4882a593Smuzhiyun #define _INTEL_RENDERSTATE_H_
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include <linux/types.h>
28*4882a593Smuzhiyun #include "i915_gem.h"
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun struct i915_request;
31*4882a593Smuzhiyun struct intel_context;
32*4882a593Smuzhiyun struct i915_vma;
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun struct intel_renderstate_rodata {
35*4882a593Smuzhiyun 	const u32 *reloc;
36*4882a593Smuzhiyun 	const u32 *batch;
37*4882a593Smuzhiyun 	const u32 batch_items;
38*4882a593Smuzhiyun };
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define RO_RENDERSTATE(_g)						\
41*4882a593Smuzhiyun 	const struct intel_renderstate_rodata gen ## _g ## _null_state = { \
42*4882a593Smuzhiyun 		.reloc = gen ## _g ## _null_state_relocs,		\
43*4882a593Smuzhiyun 		.batch = gen ## _g ## _null_state_batch,		\
44*4882a593Smuzhiyun 		.batch_items = sizeof(gen ## _g ## _null_state_batch)/4, \
45*4882a593Smuzhiyun 	}
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun extern const struct intel_renderstate_rodata gen6_null_state;
48*4882a593Smuzhiyun extern const struct intel_renderstate_rodata gen7_null_state;
49*4882a593Smuzhiyun extern const struct intel_renderstate_rodata gen8_null_state;
50*4882a593Smuzhiyun extern const struct intel_renderstate_rodata gen9_null_state;
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun struct intel_renderstate {
53*4882a593Smuzhiyun 	struct i915_gem_ww_ctx ww;
54*4882a593Smuzhiyun 	const struct intel_renderstate_rodata *rodata;
55*4882a593Smuzhiyun 	struct i915_vma *vma;
56*4882a593Smuzhiyun 	u32 batch_offset;
57*4882a593Smuzhiyun 	u32 batch_size;
58*4882a593Smuzhiyun 	u32 aux_offset;
59*4882a593Smuzhiyun 	u32 aux_size;
60*4882a593Smuzhiyun };
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun int intel_renderstate_init(struct intel_renderstate *so,
63*4882a593Smuzhiyun 			   struct intel_context *ce);
64*4882a593Smuzhiyun int intel_renderstate_emit(struct intel_renderstate *so,
65*4882a593Smuzhiyun 			   struct i915_request *rq);
66*4882a593Smuzhiyun void intel_renderstate_fini(struct intel_renderstate *so,
67*4882a593Smuzhiyun 			    struct intel_context *ce);
68*4882a593Smuzhiyun 
69*4882a593Smuzhiyun #endif /* _INTEL_RENDERSTATE_H_ */
70