1 /*
2  * Copyright 2012 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
22  *
23  * Authors:
24  *      Christian König <christian.koenig@amd.com>
25  */
26 
27 #ifndef RADEONSI_PM4_H
28 #define RADEONSI_PM4_H
29 
30 #include "../../winsys/radeon/drm/radeon_winsys.h"
31 
32 #define SI_PM4_MAX_DW		128
33 #define SI_PM4_MAX_BO		32
34 #define SI_PM4_MAX_RELOCS	4
35 
36 // forward defines
37 struct r600_context;
38 
39 struct si_pm4_state
40 {
41 	/* PKT3_SET_*_REG handling */
42 	unsigned	last_opcode;
43 	unsigned	last_reg;
44 	unsigned	last_pm4;
45 
46 	/* flush flags for SURFACE_SYNC */
47 	uint32_t	cp_coher_cntl;
48 
49 	/* commands for the DE */
50 	unsigned	ndw;
51 	uint32_t	pm4[SI_PM4_MAX_DW];
52 
53 	/* BO's referenced by this state */
54 	unsigned		nbo;
55 	struct si_resource	*bo[SI_PM4_MAX_BO];
56 	enum radeon_bo_usage	bo_usage[SI_PM4_MAX_BO];
57 
58 	/* relocs for shader data */
59 	unsigned	nrelocs;
60 	unsigned	relocs[SI_PM4_MAX_RELOCS];
61 };
62 
63 void si_pm4_cmd_begin(struct si_pm4_state *state, unsigned opcode);
64 void si_pm4_cmd_add(struct si_pm4_state *state, uint32_t dw);
65 void si_pm4_cmd_end(struct si_pm4_state *state, bool predicate);
66 
67 void si_pm4_set_reg(struct si_pm4_state *state, unsigned reg, uint32_t val);
68 void si_pm4_add_bo(struct si_pm4_state *state,
69 		   struct si_resource *bo,
70 		   enum radeon_bo_usage usage);
71 
72 void si_pm4_sh_data_begin(struct si_pm4_state *state);
73 void si_pm4_sh_data_add(struct si_pm4_state *state, uint32_t dw);
74 void si_pm4_sh_data_end(struct si_pm4_state *state, unsigned reg);
75 
76 void si_pm4_inval_shader_cache(struct si_pm4_state *state);
77 void si_pm4_inval_texture_cache(struct si_pm4_state *state);
78 void si_pm4_inval_vertex_cache(struct si_pm4_state *state);
79 void si_pm4_inval_fb_cache(struct si_pm4_state *state, unsigned nr_cbufs);
80 void si_pm4_inval_zsbuf_cache(struct si_pm4_state *state);
81 
82 void si_pm4_free_state(struct r600_context *rctx,
83 		       struct si_pm4_state *state,
84 		       unsigned idx);
85 
86 uint32_t si_pm4_sync_flags(struct r600_context *rctx);
87 unsigned si_pm4_dirty_dw(struct r600_context *rctx);
88 void si_pm4_emit(struct r600_context *rctx, struct si_pm4_state *state);
89 void si_pm4_emit_dirty(struct r600_context *rctx);
90 void si_pm4_reset_emitted(struct r600_context *rctx);
91 
92 #endif
93