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 V3D_SCREEN_H
25 #define V3D_SCREEN_H
26
27 #include "pipe/p_screen.h"
28 #include "renderonly/renderonly.h"
29 #include "util/u_thread.h"
30 #include "frontend/drm_driver.h"
31 #include "util/disk_cache.h"
32 #include "util/list.h"
33 #include "util/slab.h"
34 #include "broadcom/common/v3d_debug.h"
35 #include "broadcom/common/v3d_device_info.h"
36 #include "broadcom/perfcntrs/v3d_perfcntrs.h"
37
38 struct v3d_bo;
39
40 /* These are tunable parameters in the HW design, but all the V3D
41 * implementations agree.
42 */
43 #define V3D_UIFCFG_BANKS 8
44 #define V3D_UIFCFG_PAGE_SIZE 4096
45 #define V3D_UIFCFG_XOR_VALUE (1 << 4)
46 #define V3D_PAGE_CACHE_SIZE (V3D_UIFCFG_PAGE_SIZE * V3D_UIFCFG_BANKS)
47 #define V3D_UBLOCK_SIZE 64
48 #define V3D_UIFBLOCK_SIZE (4 * V3D_UBLOCK_SIZE)
49 #define V3D_UIFBLOCK_ROW_SIZE (4 * V3D_UIFBLOCK_SIZE)
50
51 struct v3d_simulator_file;
52
53 struct v3d_screen {
54 struct pipe_screen base;
55 struct renderonly *ro;
56 int fd;
57
58 struct v3d_device_info devinfo;
59
60 const char *name;
61
62 struct v3d_perfcntrs *perfcnt;
63
64 struct slab_parent_pool transfer_pool;
65
66 struct v3d_bo_cache {
67 /** List of struct v3d_bo freed, by age. */
68 struct list_head time_list;
69 /** List of struct v3d_bo freed, per size, by age. */
70 struct list_head *size_list;
71 uint32_t size_list_size;
72
73 mtx_t lock;
74 } bo_cache;
75
76 const struct v3d_compiler *compiler;
77
78 struct hash_table *bo_handles;
79 mtx_t bo_handles_mutex;
80
81 uint32_t bo_size;
82 uint32_t bo_count;
83 uint32_t prim_types;
84
85 bool has_csd;
86 bool has_cache_flush;
87 bool has_perfmon;
88 bool nonmsaa_texture_size_limit;
89 bool has_cpu_queue;
90 bool has_multisync;
91
92 #if USE_V3D_SIMULATOR
93 struct v3d_simulator_file *sim_file;
94 #endif
95
96 #ifdef ENABLE_SHADER_CACHE
97 struct disk_cache *disk_cache;
98 #endif
99 };
100
101 static inline struct v3d_screen *
v3d_screen(struct pipe_screen * screen)102 v3d_screen(struct pipe_screen *screen)
103 {
104 return (struct v3d_screen *)screen;
105 }
106
107 struct pipe_screen *v3d_screen_create(int fd,
108 const struct pipe_screen_config *config,
109 struct renderonly *ro);
110
111 const char *v3d_screen_get_name(struct pipe_screen *pscreen);
112
113 void
114 v3d_fence_screen_init(struct v3d_screen *screen);
115
116 #ifdef ENABLE_SHADER_CACHE
117 void
118 v3d_disk_cache_init(struct v3d_screen *screen);
119 #endif
120
121 #endif /* V3D_SCREEN_H */
122