[Mesa-dev] [PATCH v4] drm/doc/rfc: i915 DG1 uAPI

Dave Airlie airlied at gmail.com
Fri Apr 23 06:25:40 UTC 2021

On Tue, 20 Apr 2021 at 02:45, Matthew Auld <matthew.auld at intel.com> wrote:
> Add an entry for the new uAPI needed for DG1. Also add the overall
> upstream plan, including some notes for the TTM conversion.
> v2(Daniel):
>   - include the overall upstreaming plan
>   - add a note for mmap, there are differences here for TTM vs i915
>   - bunch of other suggestions from Daniel
> v3:
>  (Daniel)
>   - add a note for set/get caching stuff
>   - add some more docs for existing query and extensions stuff
>   - add an actual code example for regions query
>   - bunch of other stuff
>  (Jason)
>   - uAPI change(!):
>         - try a simpler design with the placements extension
>         - rather than have a generic setparam which can cover multiple
>           use cases, have each extension be responsible for one thing
>           only
> v4:
>  (Daniel)
>   - add some more notes for ttm conversion
>   - bunch of other stuff
>  (Jason)
>   - uAPI change(!):
>         - drop all the extra rsvd members for the region_query and
>           region_info, just keep the bare minimum needed for padding

Staying out of the ioctl's being over engineering, I hope they have a
good future use case.

The plan seems like a good plan.

Acked-by: Dave Airlie <airlied at redhat.com>


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