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Diffstat (limited to 'include/gk20a/fence_gk20a.h')
-rw-r--r-- | include/gk20a/fence_gk20a.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/include/gk20a/fence_gk20a.h b/include/gk20a/fence_gk20a.h deleted file mode 100644 index 0311279..0000000 --- a/include/gk20a/fence_gk20a.h +++ /dev/null | |||
@@ -1,100 +0,0 @@ | |||
1 | /* | ||
2 | * drivers/video/tegra/host/gk20a/fence_gk20a.h | ||
3 | * | ||
4 | * GK20A Fences | ||
5 | * | ||
6 | * Copyright (c) 2014-2018, NVIDIA CORPORATION. All rights reserved. | ||
7 | * | ||
8 | * Permission is hereby granted, free of charge, to any person obtaining a | ||
9 | * copy of this software and associated documentation files (the "Software"), | ||
10 | * to deal in the Software without restriction, including without limitation | ||
11 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
12 | * and/or sell copies of the Software, and to permit persons to whom the | ||
13 | * Software is furnished to do so, subject to the following conditions: | ||
14 | * | ||
15 | * The above copyright notice and this permission notice shall be included in | ||
16 | * all copies or substantial portions of the Software. | ||
17 | * | ||
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
21 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
23 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
24 | * DEALINGS IN THE SOFTWARE. | ||
25 | */ | ||
26 | #ifndef NVGPU_GK20A_FENCE_GK20A_H | ||
27 | #define NVGPU_GK20A_FENCE_GK20A_H | ||
28 | |||
29 | #include <nvgpu/types.h> | ||
30 | #include <nvgpu/kref.h> | ||
31 | #include <nvgpu/os_fence.h> | ||
32 | |||
33 | struct platform_device; | ||
34 | struct nvgpu_semaphore; | ||
35 | struct channel_gk20a; | ||
36 | struct gk20a; | ||
37 | struct nvgpu_os_fence; | ||
38 | |||
39 | struct gk20a_fence_ops; | ||
40 | |||
41 | struct gk20a_fence { | ||
42 | struct gk20a *g; | ||
43 | |||
44 | /* Valid for all fence types: */ | ||
45 | bool valid; | ||
46 | struct nvgpu_ref ref; | ||
47 | const struct gk20a_fence_ops *ops; | ||
48 | |||
49 | struct nvgpu_os_fence os_fence; | ||
50 | |||
51 | /* Valid for fences created from semaphores: */ | ||
52 | struct nvgpu_semaphore *semaphore; | ||
53 | struct nvgpu_cond *semaphore_wq; | ||
54 | |||
55 | /* Valid for fences created from syncpoints: */ | ||
56 | struct nvgpu_nvhost_dev *nvhost_dev; | ||
57 | u32 syncpt_id; | ||
58 | u32 syncpt_value; | ||
59 | |||
60 | /* Valid for fences part of a pre-allocated fence pool */ | ||
61 | struct nvgpu_allocator *allocator; | ||
62 | }; | ||
63 | |||
64 | /* Fences can be created from semaphores or syncpoint (id, value) pairs */ | ||
65 | int gk20a_fence_from_semaphore( | ||
66 | struct gk20a_fence *fence_out, | ||
67 | struct nvgpu_semaphore *semaphore, | ||
68 | struct nvgpu_cond *semaphore_wq, | ||
69 | struct nvgpu_os_fence os_fence); | ||
70 | |||
71 | int gk20a_fence_from_syncpt( | ||
72 | struct gk20a_fence *fence_out, | ||
73 | struct nvgpu_nvhost_dev *nvhost_dev, | ||
74 | u32 id, u32 value, | ||
75 | struct nvgpu_os_fence os_fence); | ||
76 | |||
77 | int gk20a_alloc_fence_pool( | ||
78 | struct channel_gk20a *c, | ||
79 | unsigned int count); | ||
80 | |||
81 | void gk20a_free_fence_pool( | ||
82 | struct channel_gk20a *c); | ||
83 | |||
84 | struct gk20a_fence *gk20a_alloc_fence( | ||
85 | struct channel_gk20a *c); | ||
86 | |||
87 | void gk20a_init_fence(struct gk20a_fence *f, | ||
88 | const struct gk20a_fence_ops *ops, | ||
89 | struct nvgpu_os_fence os_fence); | ||
90 | |||
91 | /* Fence operations */ | ||
92 | void gk20a_fence_put(struct gk20a_fence *f); | ||
93 | struct gk20a_fence *gk20a_fence_get(struct gk20a_fence *f); | ||
94 | int gk20a_fence_wait(struct gk20a *g, struct gk20a_fence *f, | ||
95 | unsigned long timeout); | ||
96 | bool gk20a_fence_is_expired(struct gk20a_fence *f); | ||
97 | bool gk20a_fence_is_valid(struct gk20a_fence *f); | ||
98 | int gk20a_fence_install_fd(struct gk20a_fence *f, int fd); | ||
99 | |||
100 | #endif /* NVGPU_GK20A_FENCE_GK20A_H */ | ||