> -----Original Message-----
> From: Nicolai Hähnle <nhaehnle@xxxxxxxxx>
> Sent: Wednesday, September 26, 2018 4:44 PM
> To: Zhou, David(ChunMing) <David1.Zhou@xxxxxxx>; dri-
> devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH 5/6] drm/amdgpu: add timeline support in amdgpu CS
>
> > static int amdgpu_cs_submit(struct amdgpu_cs_parser *p, diff --git
> > a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
> index
> > 1ceec56de015..412359b446f1 100644
> > --- a/include/uapi/drm/amdgpu_drm.h
> > +++ b/include/uapi/drm/amdgpu_drm.h
> > @@ -517,6 +517,8 @@ struct drm_amdgpu_gem_va {
> > #define AMDGPU_CHUNK_ID_SYNCOBJ_IN 0x04
> > #define AMDGPU_CHUNK_ID_SYNCOBJ_OUT 0x05
> > #define AMDGPU_CHUNK_ID_BO_HANDLES 0x06
> > +#define AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_WAIT 0x07
> > +#define AMDGPU_CHUNK_ID_SYNCOBJ_TIMELINE_SIGNAL 0x08
> >
> > struct drm_amdgpu_cs_chunk {
> > __u32 chunk_id;
> > @@ -592,6 +594,14 @@ struct drm_amdgpu_cs_chunk_sem {
> > __u32 handle;
> > };
> >
> > +struct drm_amdgpu_cs_chunk_syncobj {
> > + __u32 handle;
> > + __u32 pad;
> > + __u64 point;
> > + __u64 flags;
> > +};
>
> Sure it's nice to be forward-looking, but can't we just put the flags into the
> padding?
Will change.
Thanks,
David
>
> Cheers,
> Nicolai
>
>
> > +
> > +
> > #define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ 0
> > #define AMDGPU_FENCE_TO_HANDLE_GET_SYNCOBJ_FD 1
> > #define AMDGPU_FENCE_TO_HANDLE_GET_SYNC_FILE_FD 2
> >
>
>
> --
> Lerne, wie die Welt wirklich ist,
> Aber vergiss niemals, wie sie sein sollte.
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