[PATCH] i915: Drop legacy execbuffer support

[Dixit, Ashutosh]

On Wed, 10 Mar 2021 13:00:49 -0800, Jason Ekstrand wrote:
>
> libdrm has supported the newer execbuffer2 ioctl and using it by default
> when it exists since libdrm commit b50964027bef249a0cc3d511de05c2464e0a1e22
> which landed Mar 2, 2010.  The i915 and i965 drivers in Mesa at the time
> both used libdrm and so did the Intel X11 back-end.  The SNA back-end
> for X11 has always used execbuffer2.
>
> Signed-off-by: Jason Ekstrand <jason at jlekstrand.net>
> ---
>  .../gpu/drm/i915/gem/i915_gem_execbuffer.c    | 100 ------------------
>  drivers/gpu/drm/i915/gem/i915_gem_ioctls.h    |   2 -
>  drivers/gpu/drm/i915/i915_drv.c               |   2 +-
>  3 files changed, 1 insertion(+), 103 deletions(-)

Don't we want to clean up references to legacy execbuffer in
include/uapi/drm/i915_drm.h too?