[Intel-gfx] [PATCH i-g-t v3] tests/kms_concurrent: Concurrent and interruptible subtests for atomic

[Maarten Lankhorst]

Op 11-04-17 om 11:20 schreef Mika Kahola:
> This test case introduces concurrently running test cases for atomic
> modesetting.
>
> The first test or thread draws blue backround with black holes on it.
> These holes are covered by rectangular, blue planes that are placed
> randomly like in test case 'kms_plane_multiple'.
>
> The second thread changes resolution from higher to lower one and back.
>
> For: VIZ-7022
>
> v2: use igt_fork instead of pthreads to create concurrent test runs (Maarten)
> v3: use igt_display calls instead of raw drm calls for display updates (Maarten)
>     Various cleanups on accessing drm connector (Maarten)
>
> Signed-off-by: Mika Kahola <mika.kahola at intel.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>