[Mesa-dev] [RFC 00/22] DRI3 v1.1, ANV dmabuf

[Jason Ekstrand]

On Thu, Jun 8, 2017 at 11:43 AM, Daniel Stone <daniels at collabora.com> wrote:

> Hi,
> With full support for modifiers in DRIimage, this patch series adds
> support for fully plumbing them through X11. A patchset proposing
> an extension to DRI3 to support multiple planes and modifiers can
> be found here:
> https://lists.x.org/archives/xorg-devel/2017-June/053854.html
>
> The Git trees, all of which are using the wip/2017-05/dri3-v1.1 branch,
> can be found here:
>
> git://git.collabora.com/git/user/daniels/xcb-proto
>   - contains support for lists of FDs, as well as the protocol itself
> git://git.collabora.com/git/user/daniels/libxcb
>   - support for lists of FDs
> git://git.collabora.com/git/user/daniels/dri3proto
>   - what it says on the box
> git://git.collabora.com/git/user/daniels/mesa
>   - this patchset, as well as the previous to enable modifier
>     import/queries on i965:
>     https://lists.freedesktop.org/archives/mesa-dev/2017-June/158092.html
> git://git.collabora.com/git/user/daniels/xserver
>   - X server support (note: has rough edges)
>
> This has been tested on Skylake, where it gained Y-tiling support when
> running EGL, GLX, and Vulkan clients under a composited X11 environment
> (and for the output of the compositor itself). CCS support also worked
> as the multi-plane testbed, but I've dropped that part of the patchset
> as Jason has taken it over.
>
> Note that this currently breaks RADV: I'm not entirely sure what the
> best way to get a clean transition path there is.
>
> Most of the DRI3 work was done by Louis-Francis Ratté-Boulianne; the
> ANV work was taken from Chad Versace's tree, rebased and bulked up
> slightly to support DRI3 v1.1. Thanks also to Intel for sponsoring this
> work.
>

I'm just getting started looking at these.  The first thing to say is that
I'm pretty sure I made a bunch of comments the first time they were sent
out and I don't see anything different.  It's been a while though.
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