drm/i915: create struct intel_plane_state
drm/i915: create struct intel_plane_state

This new struct will be the storage of src and dst coordinates
between the check and commit stages of a plane update.

Signed-off-by: Gustavo Padovan <029a69b25713d0799b81c0a39685b4c040fa1425@collabora.co.uk>
Reviewed-by: Ville Syrjälä <cd6e8d405ca90be3a03d5427c5b24fbd2d68dcc4@linux.intel.com>
Signed-off-by: Daniel Vetter <c1b6782c4af8f0673da8923a0702a1832e5940f4@ffwll.ch>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs