[Intel-gfx] [PATCH i-g-t 3/3] tests/kms_cursor_legacy: Rework the 2x-*-vs-cursor-* tests.

[Maarten Lankhorst]

Op 22-12-17 om 09:55 schreef Mika Kahola:
> On Thu, 2017-12-07 at 14:40 +0100, Maarten Lankhorst wrote:
>> Using the fancy new DRM_CAP_CRTC_IN_VBLANK_EVENT cap I can finally
>> make this test the work I originally intended to.
>>
>> For the !modeset case that means performing a pageflip on both
>> crtc's,
>> then requeueing as soon as the event is delivered and then check the
>> vblank counter against the original value, it should be advanced by
>> 1.
>>
>> The modeset case is slightly more complicated, ideally it's handled
>> the same, but if we can't perform a modeset and pageflip at the same
>> time, fall back to queueing both in a single commit, in which case
>> we can say nothing about the vblank counter.
>>
>> There is a small race between flip_done and hw_done, so make
>> flip_nonblocking retry for a second when encountering -EBUSY.
>>
> Reviewed-by: Mika Kahola <mika.kahola at intel.com>
Thanks, pushed.

~Maarten