This patch is adding i-g-t plane scaling test case to test couple basic
display plane scaling usages. Additional test scenarios can be added later.
v2:
-Added iterative scaling to visually observe scaling (me)
v3:
-Added a flag to control primary plane scaling (me)
v4:
-Use new tiled types when calling igt_create_fb (me)
Signed-off-by: chandra konduru <chandra.konduru@intel.com>
[Thomas: convert test to use igt_simple_main]
Signed-off-by: Thomas Wood <thomas.wood@intel.com>