| 1 | /* |
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| 2 | * sw_sync abstraction |
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| 3 | * |
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| 4 | * Copyright 2015-2016 Collabora Ltd. |
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| 5 | * |
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| 6 | * Based on the implementation from the Android Open Source Project, |
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| 7 | * |
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| 8 | * Copyright 2013 Google, Inc |
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| 9 | * |
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| 10 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 11 | * copy of this software and associated documentation files (the "Software"), |
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| 12 | * to deal in the Software without restriction, including without limitation |
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| 13 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 14 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 15 | * Software is furnished to do so, subject to the following conditions: |
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| 16 | * |
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| 17 | * The above copyright notice and this permission notice shall be included in |
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| 18 | * all copies or substantial portions of the Software. |
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| 19 | * |
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| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 23 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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| 24 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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| 25 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 26 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 27 | */ |
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| 28 | |
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| 29 | #ifndef SELFTESTS_SW_SYNC_H |
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| 30 | #define SELFTESTS_SW_SYNC_H |
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| 31 | |
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| 32 | /* |
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| 33 | * sw_sync is mainly intended for testing and should not be compiled into |
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| 34 | * production kernels |
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| 35 | */ |
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| 36 | |
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| 37 | int sw_sync_timeline_create(void); |
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| 38 | int sw_sync_timeline_is_valid(int fd); |
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| 39 | int sw_sync_timeline_inc(int fd, unsigned int count); |
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| 40 | void sw_sync_timeline_destroy(int fd); |
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| 41 | |
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| 42 | int sw_sync_fence_create(int fd, const char *name, unsigned int value); |
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| 43 | int sw_sync_fence_is_valid(int fd); |
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| 44 | void sw_sync_fence_destroy(int fd); |
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| 45 | |
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| 46 | #endif |
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| 47 | |
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