1 /*
2 * Copyright © 2014-2017 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 VC5_SCREEN_H
25 #define VC5_SCREEN_H
26
27 #include "pipe/p_screen.h"
28 #include "os/os_thread.h"
29 #include "state_tracker/drm_driver.h"
30 #include "util/list.h"
31 #include "util/slab.h"
32 #include "broadcom/common/v3d_debug.h"
33 #include "broadcom/common/v3d_device_info.h"
34
35 struct vc5_bo;
36
37 #define VC5_MAX_MIP_LEVELS 12
38 #define VC5_MAX_TEXTURE_SAMPLERS 32
39 #define VC5_MAX_SAMPLES 4
40 #define VC5_MAX_DRAW_BUFFERS 4
41 #define VC5_MAX_ATTRIBUTES 16
42
43 struct vc5_simulator_file;
44
45 struct vc5_screen {
46 struct pipe_screen base;
47 int fd;
48
49 struct v3d_device_info devinfo;
50
51 const char *name;
52
53 /** The last seqno we've completed a wait for.
54 *
55 * This lets us slightly optimize our waits by skipping wait syscalls
56 * if we know the job's already done.
57 */
58 uint64_t finished_seqno;
59
60 struct slab_parent_pool transfer_pool;
61
62 struct vc5_bo_cache {
63 /** List of struct vc5_bo freed, by age. */
64 struct list_head time_list;
65 /** List of struct vc5_bo freed, per size, by age. */
66 struct list_head *size_list;
67 uint32_t size_list_size;
68
69 mtx_t lock;
70
71 uint32_t bo_size;
72 uint32_t bo_count;
73 } bo_cache;
74
75 const struct v3d_compiler *compiler;
76
77 struct util_hash_table *bo_handles;
78 mtx_t bo_handles_mutex;
79
80 uint32_t bo_size;
81 uint32_t bo_count;
82
83 struct vc5_simulator_file *sim_file;
84 };
85
86 static inline struct vc5_screen *
vc5_screen(struct pipe_screen * screen)87 vc5_screen(struct pipe_screen *screen)
88 {
89 return (struct vc5_screen *)screen;
90 }
91
92 struct pipe_screen *vc5_screen_create(int fd);
93
94 void
95 vc5_fence_init(struct vc5_screen *screen);
96
97 struct vc5_fence *
98 vc5_fence_create(struct vc5_screen *screen, uint64_t seqno);
99
100 #endif /* VC5_SCREEN_H */
101