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| 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 |
| 22 #include <sys/cdefs.h> |
| 23 #include <stdint.h> |
| 24 |
| 25 __BEGIN_DECLS |
| 26 |
| 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 |
| 44 /* timeout in msecs */ |
| 45 int sync_wait(int fd, int timeout); |
| 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 |
| 52 __END_DECLS |
| 53 |
| 54 #endif /* __SYS_CORE_SYNC_H */ |
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