diff options
Diffstat (limited to 'amdgpu/amdgpu.h')
| -rw-r--r-- | amdgpu/amdgpu.h | 55 |
1 files changed, 54 insertions, 1 deletions
diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h index 1901fa8c..183f974c 100644 --- a/amdgpu/amdgpu.h +++ b/amdgpu/amdgpu.h @@ -1328,8 +1328,61 @@ int amdgpu_cs_destroy_semaphore(amdgpu_semaphore_handle sem); */ const char *amdgpu_get_marketing_name(amdgpu_device_handle dev); +/** + * Create kernel sync object + * + * \param dev - \c [in] device handle + * \param syncobj - \c [out] sync object handle + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * +*/ +int amdgpu_cs_create_syncobj(amdgpu_device_handle dev, + uint32_t *syncobj); +/** + * Destroy kernel sync object + * + * \param dev - \c [in] device handle + * \param syncobj - \c [in] sync object handle + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * +*/ +int amdgpu_cs_destroy_syncobj(amdgpu_device_handle dev, + uint32_t syncobj); + +/** + * Export kernel sync object to shareable fd. + * + * \param dev - \c [in] device handle + * \param syncobj - \c [in] sync object handle + * \param shared_fd - \c [out] shared file descriptor. + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * +*/ +int amdgpu_cs_export_syncobj(amdgpu_device_handle dev, + uint32_t syncobj, + int *shared_fd); +/** + * Import kernel sync object from shareable fd. + * + * \param dev - \c [in] device handle + * \param shared_fd - \c [in] shared file descriptor. + * \param syncobj - \c [out] sync object handle + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * +*/ +int amdgpu_cs_import_syncobj(amdgpu_device_handle dev, + int shared_fd, + uint32_t *syncobj); + #ifdef __cplusplus } #endif - #endif /* #ifdef _AMDGPU_H_ */ |