diff options
Diffstat (limited to 'lib/sw_sync.h')
-rw-r--r-- | lib/sw_sync.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/lib/sw_sync.h b/lib/sw_sync.h new file mode 100644 index 00000000..cea5a603 --- /dev/null +++ b/lib/sw_sync.h @@ -0,0 +1,44 @@ +/* + * Copyright © 2016 Collabora, Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Robert Foss <robert.foss@collabora.com> + */ + +#ifndef SW_SYNC_H +#define SW_SYNC_H + +#define SW_SYNC_FENCE_STATUS_ERROR (-1) +#define SW_SYNC_FENCE_STATUS_ACTIVE (0) +#define SW_SYNC_FENCE_STATUS_SIGNALED (1) + +int sw_sync_timeline_create(void); +int __sw_sync_fence_create(int fd, uint32_t seqno); +int sw_sync_fence_create(int fd, uint32_t seqno); +void sw_sync_timeline_inc(int fd, uint32_t count); +int sync_merge(int fd1, int fd2); +int sync_wait(int fence, int timeout); +int sync_fence_count(int fd); +int sync_fence_count_status(int fd, int status); + +#endif + |