1 /*
2 * Copyright © 2014 Broadcom
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * 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 NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24 #ifndef VC4_SCREEN_H
25 #define VC4_SCREEN_H
26
27 #include "pipe/p_screen.h"
28 #include "renderonly/renderonly.h"
29 #include "os/os_thread.h"
30 #include "frontend/drm_driver.h"
31 #include "util/list.h"
32 #include "util/slab.h"
33
34 #ifndef DRM_VC4_PARAM_SUPPORTS_ETC1
35 #define DRM_VC4_PARAM_SUPPORTS_ETC1 4
36 #endif
37
38 struct vc4_bo;
39
40 #define VC4_DEBUG_CL 0x0001
41 #define VC4_DEBUG_QPU 0x0002
42 #define VC4_DEBUG_QIR 0x0004
43 #define VC4_DEBUG_TGSI 0x0008
44 #define VC4_DEBUG_SHADERDB 0x0010
45 #define VC4_DEBUG_PERF 0x0020
46 #define VC4_DEBUG_NORAST 0x0040
47 #define VC4_DEBUG_ALWAYS_FLUSH 0x0080
48 #define VC4_DEBUG_ALWAYS_SYNC 0x0100
49 #define VC4_DEBUG_NIR 0x0200
50 #define VC4_DEBUG_DUMP 0x0400
51 #define VC4_DEBUG_SURFACE 0x0800
52
53 #define VC4_MAX_MIP_LEVELS 12
54 #define VC4_MAX_TEXTURE_SAMPLERS 16
55
56 struct vc4_simulator_file;
57
58 struct vc4_screen {
59 struct pipe_screen base;
60 struct renderonly *ro;
61
62 int fd;
63
64 int v3d_ver;
65
66 const char *name;
67
68 /** The last seqno we've completed a wait for.
69 *
70 * This lets us slightly optimize our waits by skipping wait syscalls
71 * if we know the job's already done.
72 */
73 uint64_t finished_seqno;
74
75 struct slab_parent_pool transfer_pool;
76
77 struct vc4_bo_cache {
78 /** List of struct vc4_bo freed, by age. */
79 struct list_head time_list;
80 /** List of struct vc4_bo freed, per size, by age. */
81 struct list_head *size_list;
82 uint32_t size_list_size;
83
84 mtx_t lock;
85
86 uint32_t bo_size;
87 uint32_t bo_count;
88 } bo_cache;
89
90 struct hash_table *bo_handles;
91 mtx_t bo_handles_mutex;
92
93 uint32_t bo_size;
94 uint32_t bo_count;
95 bool has_control_flow;
96 bool has_etc1;
97 bool has_threaded_fs;
98 bool has_madvise;
99 bool has_tiling_ioctl;
100 bool has_perfmon_ioctl;
101 bool has_syncobj;
102
103 struct vc4_simulator_file *sim_file;
104 };
105
106 static inline struct vc4_screen *
vc4_screen(struct pipe_screen * screen)107 vc4_screen(struct pipe_screen *screen)
108 {
109 return (struct vc4_screen *)screen;
110 }
111
112 struct pipe_screen *vc4_screen_create(int fd, struct renderonly *ro);
113
114 const void *
115 vc4_screen_get_compiler_options(struct pipe_screen *pscreen,
116 enum pipe_shader_ir ir,
117 enum pipe_shader_type shader);
118
119 extern uint32_t vc4_debug;
120
121 void
122 vc4_fence_screen_init(struct vc4_screen *screen);
123
124 struct vc4_fence *
125 vc4_fence_create(struct vc4_screen *screen, uint64_t seqno, int fd);
126
127 #endif /* VC4_SCREEN_H */
128