| /* |
| * Copyright © 2017 Intel Corporation |
| * |
| * 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. |
| */ |
| |
| #ifndef IGT_SYNCOBJ_H |
| #define IGT_SYNCOBJ_H |
| |
| #include <stdint.h> |
| #include <stdbool.h> |
| #include <drm.h> |
| |
| #define LOCAL_SYNCOBJ_CREATE_SIGNALED (1 << 0) |
| |
| #define LOCAL_SYNCOBJ_WAIT_FLAGS_WAIT_ALL (1 << 0) |
| #define LOCAL_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT (1 << 1) |
| struct local_syncobj_wait { |
| __u64 handles; |
| /* absolute timeout */ |
| __s64 timeout_nsec; |
| __u32 count_handles; |
| __u32 flags; |
| __u32 first_signaled; /* only valid when not waiting all */ |
| __u32 pad; |
| }; |
| |
| struct local_syncobj_array { |
| __u64 handles; |
| __u32 count_handles; |
| __u32 pad; |
| }; |
| |
| #define LOCAL_IOCTL_SYNCOBJ_WAIT DRM_IOWR(0xC3, struct local_syncobj_wait) |
| #define LOCAL_IOCTL_SYNCOBJ_RESET DRM_IOWR(0xC4, struct local_syncobj_array) |
| #define LOCAL_IOCTL_SYNCOBJ_SIGNAL DRM_IOWR(0xC5, struct local_syncobj_array) |
| |
| uint32_t syncobj_create(int fd, uint32_t flags); |
| void syncobj_destroy(int fd, uint32_t handle); |
| int __syncobj_handle_to_fd(int fd, struct drm_syncobj_handle *args); |
| int __syncobj_fd_to_handle(int fd, struct drm_syncobj_handle *args); |
| int syncobj_handle_to_fd(int fd, uint32_t handle, uint32_t flags); |
| uint32_t syncobj_fd_to_handle(int fd, int syncobj_fd, uint32_t flags); |
| void syncobj_import_sync_file(int fd, uint32_t handle, int sync_file); |
| int __syncobj_wait(int fd, struct local_syncobj_wait *args); |
| int syncobj_wait_err(int fd, uint32_t *handles, uint32_t count, |
| uint64_t abs_timeout_nsec, uint32_t flags); |
| bool syncobj_wait(int fd, uint32_t *handles, uint32_t count, |
| uint64_t abs_timeout_nsec, uint32_t flags, |
| uint32_t *first_signaled); |
| void syncobj_reset(int fd, uint32_t *handles, uint32_t count); |
| void syncobj_signal(int fd, uint32_t *handles, uint32_t count); |
| |
| #endif /* IGT_SYNCOBJ_H */ |