Use most optimal buffer format (e.g. tiled/compressed) available
for scanout.
v2: Don't use multi-plane modifier to create scanout buffer
v3: Add flag to retrieve modifiers set from enabled CRTCs only
v4: Fix uses when GBM/EGL driver doesn't support modifiers
Signed-off-by: Louis-Francis Ratté-Boulianne <lfrb@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Acked-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
e375f29662