1 /*
2 * Copyright (C) 2016 Rob Clark <robclark@freedesktop.org>
3 * Copyright © 2018 Google, Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 *
24 * Authors:
25 * Rob Clark <robclark@freedesktop.org>
26 */
27
28 #ifndef FD6_PROGRAM_H_
29 #define FD6_PROGRAM_H_
30
31 #include "pipe/p_context.h"
32 #include "freedreno_context.h"
33
34 #include "ir3/ir3_shader.h"
35 #include "ir3_cache.h"
36
37 struct fd6_emit;
38
39 struct fd6_program_state {
40 struct ir3_program_state base;
41 const struct ir3_shader_variant *bs; /* binning pass vs */
42 const struct ir3_shader_variant *vs;
43 const struct ir3_shader_variant *hs;
44 const struct ir3_shader_variant *ds;
45 const struct ir3_shader_variant *gs;
46 const struct ir3_shader_variant *fs;
47 struct fd_ringbuffer *config_stateobj;
48 struct fd_ringbuffer *interp_stateobj;
49 struct fd_ringbuffer *binning_stateobj;
50 struct fd_ringbuffer *streamout_stateobj;
51 struct fd_ringbuffer *stateobj;
52
53 const struct ir3_stream_output_info *stream_output;
54
55 /**
56 * Whether multiple viewports are used is determined by whether
57 * the last shader stage writes viewport id
58 */
59 uint16_t num_viewports;
60
61 /**
62 * The # of shader stages that need driver params.
63 */
64 uint8_t num_driver_params;
65
66 /**
67 * Output components from frag shader. It is possible to have
68 * a fragment shader that only writes a subset of the bound
69 * render targets.
70 */
71 uint32_t mrt_components;
72
73 /**
74 * Rather than calculating user consts state size each draw,
75 * calculate it up-front.
76 */
77 uint32_t user_consts_cmdstream_size;
78
79 /**
80 * The FS contribution to LRZ state
81 */
82 struct fd6_lrz_state lrz_mask;
83 };
84
85 static inline struct fd6_program_state *
fd6_program_state(struct ir3_program_state * state)86 fd6_program_state(struct ir3_program_state *state)
87 {
88 return (struct fd6_program_state *)state;
89 }
90
91 static inline const struct ir3_shader_variant *
fd6_last_shader(const struct fd6_program_state * state)92 fd6_last_shader(const struct fd6_program_state *state)
93 {
94 if (state->gs)
95 return state->gs;
96 else if (state->ds)
97 return state->ds;
98 else
99 return state->vs;
100 }
101
102 void fd6_emit_shader(struct fd_context *ctx, struct fd_ringbuffer *ring,
103 const struct ir3_shader_variant *so) assert_dt;
104
105 struct fd_ringbuffer *fd6_program_interp_state(struct fd6_emit *emit) assert_dt;
106
107 template <chip CHIP>
108 void fd6_prog_init(struct pipe_context *pctx);
109
110 #endif /* FD6_PROGRAM_H_ */
111