[i-g-t PATCH 4/4] flip_test: switch to using monotonic timestamps

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On Thu, 2012-11-22 at 15:04 +0100, Daniel Vetter wrote:
> On Thu, Nov 22, 2012 at 2:50 PM, Imre Deak <imre.deak at intel.com> wrote:
> >> > +   enable_monotonic_timestamp(!(flags & TEST_TIMESTAMP_REAL));
> >>
> >> I don't follow why we should enable monotonic timestamps for some tests
> >> and not for some others? Shouldn't all tests with TEST_CHECK_TS just use
> >> the same clock the kernel uses?
> >
> > The idea was to also test the compatibility mode, where we get real
> > timestamps.
> 
> Oh, I've missed that you write back the desired value. I don't think
> we need to test the compat mode if it's not enabled, just test
> whatever mode is enabled. That way we also check whether the getcap
> interface works.

Ok, will do so. We have to wait though until DRM_CAP_TIMESTAMP_MONOTONIC
is added to libdrm. I've sent already a patch for this.

--Imre



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