[PATCH v6 0/7] Adds support for ConfigFS to VKMS!

[Marius Vlad]

Hi Brandon,

You can now add https://lists.freedesktop.org/archives/igt-dev/2023-September/060717.html
as part of this series.

On Tue, Aug 29, 2023 at 05:30:52AM +0000, Brandon Pollack wrote:
> Since Jim is busy with other work and I'm working on some things that
> rely on this, I've taken up the task of doing the iterations.  I've
> addressed the comments as best I can (those replies are to each
> individual change) and here is the patch set to go with those.
> 
> I added my own signoff to each commit, but I've left jshargo@ as the
> author of all the commits he wrote.  I'm sure there is still more to
> address and the ICT tests that were writtein parallel to this may also
> need some additions, but I'm hoping we're in a good enough state to get
> this in and iterate from there soon.
> 
> Since V6:
> ========
> rmdirs for documentation examples
> fix crtc mask for writebacks
> 
> Since V5:
> ========
> Fixed some bad merge conflicts and locking behaviours as well as
> clarified some documentation, should be good to go now :)
> 
> Since V4:
> ========
> Fixed up some documentation as suggested by Marius
> Fixed up some bad locking as suggested by Marius
> Small fixes here and there (most have email responses to previous chain
> emails)
> 
> Since V3:
> ========
> I've added hotplug support in the latest patch.  This has been reviewed some
> and the notes from that review are addressed here as well.
> 
> Relevant/Utilizing work:
> =======================
> I've built a while test framework based on this as proof it functions (though
> I'm sure there may be lingering bugs!).  You can check that out on
> crrev.com if you are interested and need to get started yourself (but be
> aware of any licensing that may differ from the kernel itself!  Make
> sure you understand the license:
> 
> https://source.chromium.org/chromiumos/chromiumos/codesearch/+/main:src/platform/tast-tests/LICENSE
> 
> That said, you can see the changes in review on the crrev gerrit:
> 
> https://chromium-review.googlesource.com/c/chromiumos/platform/tast-tests/+/4666669
> 
> Outro:
> =====
> I really appreciate everyone's input and tolerance in getting these
> changes in.  Jim's first patch series was this, and other than some
> small cleanups and documentation, taking over it is also mine.
> 
> Thank you everyone :)
> 
> Brandon Pollack (1):
>   drm/vkms Add hotplug support via configfs to VKMS.
> 
> Jim Shargo (6):
>   drm/vkms: Back VKMS with DRM memory management instead of static
>     objects
>   drm/vkms: Support multiple DRM objects (crtcs, etc.) per VKMS device
>   drm/vkms: Provide platform data when creating VKMS devices
>   drm/vkms: Add ConfigFS scaffolding to VKMS
>   drm/vkms: Support enabling ConfigFS devices
>   drm/vkms: Add a module param to enable/disable the default device
> 
>  Documentation/gpu/vkms.rst            |  20 +-
>  drivers/gpu/drm/Kconfig               |   1 +
>  drivers/gpu/drm/vkms/Makefile         |   1 +
>  drivers/gpu/drm/vkms/vkms_composer.c  |  30 +-
>  drivers/gpu/drm/vkms/vkms_configfs.c  | 723 ++++++++++++++++++++++++++
>  drivers/gpu/drm/vkms/vkms_crtc.c      | 102 ++--
>  drivers/gpu/drm/vkms/vkms_drv.c       | 206 +++++---
>  drivers/gpu/drm/vkms/vkms_drv.h       | 182 +++++--
>  drivers/gpu/drm/vkms/vkms_output.c    | 404 ++++++++++++--
>  drivers/gpu/drm/vkms/vkms_plane.c     |  44 +-
>  drivers/gpu/drm/vkms/vkms_writeback.c |  42 +-
>  11 files changed, 1514 insertions(+), 241 deletions(-)
>  create mode 100644 drivers/gpu/drm/vkms/vkms_configfs.c
> 
> -- 
> 2.42.0.rc2.253.gd59a3bf2b4-goog
> 
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