Erik Gilling | 196b3a5 | 2012-03-07 15:30:33 -0800 | [diff] [blame] | 1 | /* |
| 2 | * sync.h |
| 3 | * |
| 4 | * Copyright 2012 Google, Inc |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | |
| 19 | #ifndef __SYS_CORE_SYNC_H |
| 20 | #define __SYS_CORE_SYNC_H |
| 21 | |
Jamie Gennis | 3be33e4 | 2012-06-13 16:40:54 -0700 | [diff] [blame] | 22 | #include <sys/cdefs.h> |
| 23 | #include <stdint.h> |
Erik Gilling | 196b3a5 | 2012-03-07 15:30:33 -0800 | [diff] [blame] | 24 | |
| 25 | __BEGIN_DECLS |
| 26 | |
Jamie Gennis | 3be33e4 | 2012-06-13 16:40:54 -0700 | [diff] [blame] | 27 | // XXX: These structs are copied from the header "linux/sync.h". |
| 28 | struct sync_fence_info_data { |
| 29 | uint32_t len; |
| 30 | char name[32]; |
| 31 | int32_t status; |
| 32 | uint8_t pt_info[0]; |
| 33 | }; |
| 34 | |
| 35 | struct sync_pt_info { |
| 36 | uint32_t len; |
| 37 | char obj_name[32]; |
| 38 | char driver_name[32]; |
| 39 | int32_t status; |
| 40 | uint64_t timestamp_ns; |
| 41 | uint8_t driver_data[0]; |
| 42 | }; |
| 43 | |
Erik Gilling | 196b3a5 | 2012-03-07 15:30:33 -0800 | [diff] [blame] | 44 | /* timeout in msecs */ |
Erik Gilling | 984d357 | 2012-08-21 18:21:18 -0700 | [diff] [blame] | 45 | int sync_wait(int fd, int timeout); |
Erik Gilling | 196b3a5 | 2012-03-07 15:30:33 -0800 | [diff] [blame] | 46 | int sync_merge(const char *name, int fd1, int fd2); |
| 47 | struct sync_fence_info_data *sync_fence_info(int fd); |
| 48 | struct sync_pt_info *sync_pt_info(struct sync_fence_info_data *info, |
| 49 | struct sync_pt_info *itr); |
| 50 | void sync_fence_info_free(struct sync_fence_info_data *info); |
| 51 | |
Erik Gilling | 196b3a5 | 2012-03-07 15:30:33 -0800 | [diff] [blame] | 52 | __END_DECLS |
| 53 | |
| 54 | #endif /* __SYS_CORE_SYNC_H */ |