drm-uapi: Update drm/i915 headers from drm-next

Taken from drm-next ca797d29cd63e7b71b4eea29aff3b1cefd1ecb59

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Rafael Antognolli <rafael.antognolli@intel.com>
4 files changed