[PATCH 3/3] drm/amdgpu: add FENCE_TO_HANDLE ioctl that returns syncobj or sync_file

[Marek Olšák]

On Wed, Sep 13, 2017 at 5:03 AM, zhoucm1 <david1.zhou at amd.com> wrote:
> Hi Marek,
>
> You're doing same things with me, see my "introduce syncfile as fence
> reuturn" patch set, which makes things more simple, we just need to directly
> return syncfile fd to UMD when CS, then the fence UMD get will be always
> syncfile fd, UMD don't need to construct ip_type/ip_instance/ctx_id/ring any
> more, which also can pass to dependency and syncobj as well.

For simpler Mesa code, Mesa won't get a sync file from the CS ioctl.

Marek