Jason Ekstrand 36ea90a361 anv: Convert to the common sync and submit framework
This is, unfortunately, a large flag-day mega-commit.  However, any
other approach would likely be fragile and involve a lot more churn as
we try to plumb the new vk_fence and vk_semaphore primitives into ANV's
submit code before we delete it all.  Instead, we do it all in one go
and accept the consequences.

While this should be mostly functionally equivalent to the previous
code, there is one potential perf-affecting change.  The command buffer
chaining optimization no longer works across VkSubmitInfo structs.
Within a single VkSubmitInfo, we will attempt to chain all the command
buffers together but we no longer try to chain across a VkSubmitInfo
boundary.  Hopefully, this isn't a significant perf problem.  If it ever
is, we'll have to teach the core runtime code how to combine two or more
VkSubmitInfos into a single vk_queue_submit.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13427>
2021-11-16 10:54:27 -06:00
2021-11-03 20:48:43 +00:00
2021-10-13 20:52:19 +01:00

`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
======================================================


Source
------

This repository lives at https://gitlab.freedesktop.org/mesa/mesa.
Other repositories are likely forks, and code found there is not supported.


Build & install
---------------

You can find more information in our documentation (`docs/install.rst
<https://mesa3d.org/install.html>`_), but the recommended way is to use
Meson (`docs/meson.rst <https://mesa3d.org/meson.html>`_):

.. code-block:: sh

  $ mkdir build
  $ cd build
  $ meson ..
  $ sudo ninja install


Support
-------

Many Mesa devs hang on IRC; if you're not sure which channel is
appropriate, you should ask your question on `OFTC's #dri-devel
<irc://irc.oftc.net/dri-devel>`_, someone will redirect you if
necessary.
Remember that not everyone is in the same timezone as you, so it might
take a while before someone qualified sees your question.
To figure out who you're talking to, or which nick to ping for your
question, check out `Who's Who on IRC
<https://dri.freedesktop.org/wiki/WhosWho/>`_.

The next best option is to ask your question in an email to the
mailing lists: `mesa-dev\@lists.freedesktop.org
<https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_


Bug reports
-----------

If you think something isn't working properly, please file a bug report
(`docs/bugs.rst <https://mesa3d.org/bugs.html>`_).


Contributing
------------

Contributions are welcome, and step-by-step instructions can be found in our
documentation (`docs/submittingpatches.rst
<https://mesa3d.org/submittingpatches.html>`_).

Note that Mesa uses gitlab for patches submission, review and discussions.
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