On 13/05/2019 10:53, Chunming Zhou wrote:
v2: use one transfer ioctl

Signed-off-by: Chunming Zhou <david1.z...@amd.com>
---
  xf86drm.c | 33 +++++++++++++++++++++++++++++++++
  xf86drm.h |  6 ++++++
  2 files changed, 39 insertions(+)

diff --git a/xf86drm.c b/xf86drm.c
index 17e3d880..acd16fab 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -4257,6 +4257,21 @@ drm_public int drmSyncobjSignal(int fd, const uint32_t 
*handles,
      return ret;
  }
+drm_public int drmSyncobjTimelineSignal(int fd, const uint32_t *handles,
+                                       uint64_t *points, uint32_t handle_count)
+{
+    struct drm_syncobj_timeline_array args;
+    int ret;
+
+    memclear(args);
+    args.handles = (uintptr_t)handles;
+    args.points = (uint64_t)(uintptr_t)points;


I think you can drop the uint64_t cast.


+    args.count_handles = handle_count;
+
+    ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL, &args);
+    return ret;
+}
+
  drm_public int drmSyncobjTimelineWait(int fd, uint32_t *handles, uint64_t 
*points,
                                      unsigned num_handles,
                                      int64_t timeout_nsec, unsigned flags,
@@ -4299,4 +4314,22 @@ drm_public int drmSyncobjQuery(int fd, uint32_t 
*handles, uint64_t *points,
      return 0;
  }
+drm_public int drmSyncobjTransfer(int fd,
+                                 uint32_t dst_handle, uint64_t dst_point,
+                                 uint32_t src_handle, uint64_t src_point,
+                                 uint32_t flags)
+{
+    struct drm_syncobj_transfer args;
+    int ret;
+
+    memclear(args);
+    args.src_handle = src_handle;
+    args.dst_handle = dst_handle;
+    args.src_point = src_point;
+    args.dst_point = dst_point;
+    args.flags = flags;
+
+    ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_TRANSFER, &args);
+ return ret;
+}
diff --git a/xf86drm.h b/xf86drm.h
index 60c7a84f..3fb1d1ca 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -876,12 +876,18 @@ extern int drmSyncobjWait(int fd, uint32_t *handles, 
unsigned num_handles,
                          uint32_t *first_signaled);
  extern int drmSyncobjReset(int fd, const uint32_t *handles, uint32_t 
handle_count);
  extern int drmSyncobjSignal(int fd, const uint32_t *handles, uint32_t 
handle_count);
+extern int drmSyncobjTimelineSignal(int fd, const uint32_t *handles,
+                                   uint64_t *points, uint32_t handle_count);
  extern int drmSyncobjTimelineWait(int fd, uint32_t *handles, uint64_t *points,
                                  unsigned num_handles,
                                  int64_t timeout_nsec, unsigned flags,
                                  uint32_t *first_signaled);
  extern int drmSyncobjQuery(int fd, uint32_t *handles, uint64_t *points,
                           uint32_t handle_count);
+extern int drmSyncobjTransfer(int fd,
+                             uint32_t dst_handle, uint64_t dst_point,
+                             uint32_t src_handle, uint64_t src_point,
+                             uint32_t flags);
#if defined(__cplusplus)
  }


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