Re: [PATCH 2/2] drm/i915: add syncobj timeline support

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On 04/08/2020 21:42, Chris Wilson wrote:
Quoting Lionel Landwerlin (2020-08-04 09:59:54)
Introduces a new parameters to execbuf so that we can specify syncobj
handles as well as timeline points.

v2: Reuse i915_user_extension_fn

v3: Check that the chained extension is only present once (Chris)

v4: Check that dma_fence_chain_find_seqno returns a non NULL fence (Lionel)

v5: Use BIT_ULL (Chris)

v6: Fix issue with already signaled timeline points,
     dma_fence_chain_find_seqno() setting fence to NULL (Chris)

v7: Report ENOENT with invalid syncobj handle (Lionel)

v8: Check for out of order timeline point insertion (Chris)

v9: After explanations on
     https://lists.freedesktop.org/archives/dri-devel/2019-August/229287.html
     drop the ordering check from v8 (Lionel)

v10: Set first extension enum item to 1 (Jason)

v11: Rebase

v12: All multiple extension nodes of timeline syncobj (Chris)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx>
Co-authored-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx> (v11)
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>

One last detail Joonas will ask for is the Link: for the anv code.
-Chris

I always forget the tag for it : https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/2901


-Lionel

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