Signed-off-by: Chunming Zhou david1.zhou@amd.com --- amdgpu/amdgpu.h | 22 ++++++++++++++++++++++ amdgpu/amdgpu_cs.c | 16 ++++++++++++++++ 2 files changed, 38 insertions(+)
diff --git a/amdgpu/amdgpu.h b/amdgpu/amdgpu.h index b5bd3ed9..2350835b 100644 --- a/amdgpu/amdgpu.h +++ b/amdgpu/amdgpu.h @@ -1670,6 +1670,28 @@ int amdgpu_cs_syncobj_import_sync_file2(amdgpu_device_handle dev, uint32_t syncobj, uint64_t point, int sync_file_fd); + +/** + * transfer between syncbojs. + * + * \param dev - \c [in] device handle + * \param dst_handle - \c [in] sync object handle + * \param dst_point - \c [in] timeline point, 0 presents dst is binary + * \param src_handle - \c [in] sync object handle + * \param src_point - \c [in] timeline point, 0 presents src is binary + * \param flags - \c [in] flags + * + * \return 0 on success\n + * <0 - Negative POSIX Error code + * + */ +int amdgpu_cs_syncobj_transfer(amdgpu_device_handle dev, + uint32_t dst_handle, + uint64_t dst_point, + uint32_t src_handle, + uint64_t src_point, + uint32_t flags); + /** * Export an amdgpu fence as a handle (syncobj or fd). * diff --git a/amdgpu/amdgpu_cs.c b/amdgpu/amdgpu_cs.c index 1c02d16f..a1c1af55 100644 --- a/amdgpu/amdgpu_cs.c +++ b/amdgpu/amdgpu_cs.c @@ -792,6 +792,22 @@ out: return ret; }
+drm_public int amdgpu_cs_syncobj_transfer(amdgpu_device_handle dev, + uint32_t dst_handle, + uint64_t dst_point, + uint32_t src_handle, + uint64_t src_point, + uint32_t flags) +{ + if (NULL == dev) + return -EINVAL; + + return drmSyncobjTransfer(dev->fd, + dst_handle, dst_point, + src_handle, src_point, + flags); +} + drm_public int amdgpu_cs_submit_raw(amdgpu_device_handle dev, amdgpu_context_handle context, amdgpu_bo_list_handle bo_list_handle,