On Monday, July 5, 2021 6:53:08 AM PDT Matthew Auld wrote:
> It's a noop on DG1, and in the future when need to support other devices
> which let us control the coherency, then it should be an immutable
> creation time property for the BO. This will likely be controlled
> through a new gem_create_ext extension.
> 
> v2: add some kernel doc for the discrete changes, and document the
>     implicit rules
> 
> Suggested-by: Daniel Vetter <daniel@ffwll.ch>
> Signed-off-by: Matthew Auld <matthew.auld@intel.com>
> Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> Cc: Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>
> Cc: Jordan Justen <jordan.l.justen@intel.com>
> Cc: Kenneth Graunke <kenneth@whitecape.org>
> Cc: Jason Ekstrand <jason@jlekstrand.net>
> Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
> Cc: Ramalingam C <ramalingam.c@intel.com>
> ---
>  drivers/gpu/drm/i915/gem/i915_gem_domain.c |  6 +++++
>  include/uapi/drm/i915_drm.h                | 29 +++++++++++++++++++++-
>  2 files changed, 34 insertions(+), 1 deletion(-)

This caching ioctl patch is:

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>