On 2018年11月28日 22:50, Christian König wrote:
From: Chunming Zhou <david1.zhou@xxxxxxx>
v2: drop export/import
Signed-off-by: Chunming Zhou <david1.zhou@xxxxxxx>
---
xf86drm.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
xf86drm.h | 8 ++++++++
2 files changed, 52 insertions(+)
diff --git a/xf86drm.c b/xf86drm.c
index 71ad54ba..afa2f466 100644
--- a/xf86drm.c
+++ b/xf86drm.c
@@ -4277,3 +4277,47 @@ drm_public int drmSyncobjSignal(int fd, const uint32_t *handles,
ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_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,
+ uint32_t *first_signaled)
+{
+ struct drm_syncobj_timeline_wait args;
+ int ret;
+
+ memclear(args);
+ args.handles = (uintptr_t)handles;
+ args.points = (uint64_t)(uintptr_t)points;
+ args.timeout_nsec = timeout_nsec;
+ args.count_handles = num_handles;
+ args.flags = flags;
+
+ ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT, &args);
+ if (ret < 0)
+ return -errno;
+
+ if (first_signaled)
+ *first_signaled = args.first_signaled;
+ return ret;
+}
+
+
+drm_public int drmSyncobjQuery(int fd, uint32_t *handles, uint64_t *points,
We should change 'uint64_t *point' to 'uint64_t **points', otherwise,
userspace always needs a copy to their own variable.
-David
+ uint32_t handle_count)
+{
+ struct drm_syncobj_timeline_query args;
+ int ret;
+
+ memclear(args);
+ args.handles = (uintptr_t)handles;
+ args.points = (uint64_t)(uintptr_t)points;
+ args.count_handles = handle_count;
+
+ ret = drmIoctl(fd, DRM_IOCTL_SYNCOBJ_QUERY, &args);
+ if (ret)
+ return ret;
+ return 0;
+}
+
+
diff --git a/xf86drm.h b/xf86drm.h
index 7773d71a..2dae1694 100644
--- a/xf86drm.h
+++ b/xf86drm.h
@@ -870,11 +870,19 @@ extern int drmSyncobjFDToHandle(int fd, int obj_fd, uint32_t *handle);
extern int drmSyncobjImportSyncFile(int fd, uint32_t handle, int sync_file_fd);
extern int drmSyncobjExportSyncFile(int fd, uint32_t handle, int *sync_file_fd);
+extern int drmSyncobjImportSyncFile2(int fd, uint32_t handle, uint64_t point, int sync_file_fd);
+extern int drmSyncobjExportSyncFile2(int fd, uint32_t handle, uint64_t point, int *sync_file_fd);
extern int drmSyncobjWait(int fd, uint32_t *handles, unsigned num_handles,
int64_t timeout_nsec, unsigned flags,
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 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);
#if defined(__cplusplus)
}
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