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