[PATCH v2 0/3] drm: Make DRM hashtable legacy

[Alex Deucher]

On Mon, Nov 29, 2021 at 4:48 AM Thomas Zimmermann <tzimmermann at suse.de> wrote:
>
> Clean up the last non-legacy users of DRM's hashtable code and put
> the code behind CONFIG_DRM_LEGACY.
>
> TTM only includes the header file, but does not use the hashtable.
> The vmwgfx driver uses the hashtable internally. Copy the DRM code
> into the driver. A later patchset should probably update vmwgfx to
> use Linux' hashtable. Finally, make the core hashtable code legacy.
>
> Built with/without CONFIG_DRM_LEGACY set.
>
> v2:
>         * add TODO item for updating vmwgfx (Sam)
>
> Thomas Zimmermann (3):
>   drm/ttm: Don't include drm_hashtab.h
>   drm/vmwgfx: Copy DRM hash-table code into driver
>   drm: Declare hashtable as legacy

Series is:
Acked-by: Alex Deucher <alexander.deucher at amd.com>

>
>  Documentation/gpu/todo.rst                    |  11 +
>  drivers/gpu/drm/Makefile                      |   6 +-
>  drivers/gpu/drm/drm_hashtab.c                 |  10 +-
>  drivers/gpu/drm/drm_legacy.h                  |  40 +++-
>  drivers/gpu/drm/vmwgfx/Makefile               |   2 +-
>  drivers/gpu/drm/vmwgfx/ttm_object.c           |  52 ++---
>  drivers/gpu/drm/vmwgfx/ttm_object.h           |   3 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c    |  24 +--
>  drivers/gpu/drm/vmwgfx/vmwgfx_drv.c           |   2 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_drv.h           |   6 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c       |   2 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_hashtab.c       | 199 ++++++++++++++++++
>  .../gpu/drm/vmwgfx/vmwgfx_hashtab.h           |  54 ++---
>  drivers/gpu/drm/vmwgfx/vmwgfx_validation.c    |  22 +-
>  drivers/gpu/drm/vmwgfx/vmwgfx_validation.h    |   7 +-
>  include/drm/drm_device.h                      |   5 +-
>  include/drm/drm_legacy.h                      |  15 +-
>  include/drm/ttm/ttm_bo_api.h                  |   1 -
>  18 files changed, 358 insertions(+), 103 deletions(-)
>  create mode 100644 drivers/gpu/drm/vmwgfx/vmwgfx_hashtab.c
>  rename include/drm/drm_hashtab.h => drivers/gpu/drm/vmwgfx/vmwgfx_hashtab.h (58%)
>
>
> base-commit: 6a8f90ec433e2f5de5fc16d7a4839771b7027cc0
> --
> 2.34.0
>