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drm/syncobj: add transition iotcls between binary and timeline v2

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we need to import/export timeline point.

v2: unify to one transfer ioctl

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Link: https://patchwork.freedesktop.org/patch/295790/?series=58813&rev=1
This commit is contained in:
Chunming Zhou
2019-04-01 17:51:01 +08:00
committed by Christian König
parent bc9c80fe01
commit ea569910cb
4 changed files with 88 additions and 0 deletions
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10
include/uapi/drm/drm.h
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@@ -735,6 +735,15 @@ struct drm_syncobj_handle {
__u32 pad;
};
struct drm_syncobj_transfer {
__u32 src_handle;
__u32 dst_handle;
__u64 src_point;
__u64 dst_point;
__u32 flags;
__u32 pad;
};
#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_ALL (1 << 0)
#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT (1 << 1)
#define DRM_SYNCOBJ_WAIT_FLAGS_WAIT_AVAILABLE (1 << 2) /* wait for time point to become available */
@@ -933,6 +942,7 @@ extern "C" {
#define DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT DRM_IOWR(0xCA, struct drm_syncobj_timeline_wait)
#define DRM_IOCTL_SYNCOBJ_QUERY DRM_IOWR(0xCB, struct drm_syncobj_timeline_array)
#define DRM_IOCTL_SYNCOBJ_TRANSFER DRM_IOWR(0xCC, struct drm_syncobj_transfer)
/**
* Device specific ioctls should only be in their respective headers