Some of the workarounds are lost followed by a gpu reset, suspend/resume;
this patch adds a test which compares register state before and after
the test scenario.
This test currently verifies only bdw workarounds.
v2: address patch cleanup comments (ThomasW)
Add binary to ignore list and use igt_debugfs helper fns
to read debugfs file and igt_info for printing debug info.
v2.1: address minor comments from Daniel
use igt_main as opposed to normal main
Signed-off-by: Arun Siluvery <arun.siluvery@linux.intel.com>
[danvet: Drop igt_exit, it's already in igt_main.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
