[Intel-gfx] [PATCH 04/34] drm/i915/selftests: Refactor common live_test framework

[Matthew Auld]

On Mon, 21 Jan 2019 at 22:22, Chris Wilson <chris at chris-wilson.co.uk> wrote:
>
> Before adding yet another copy of struct live_test and its handler,
> refactor the existing code into a common framework for live selftests.
> For many live selftests, we want to know if the GPU hung or otherwise
> misbehaved during the execution of the test (beyond any infraction in
> the behaviour under test), live_test provides this by comparing the
> GPU state before and after, alerting if it unexpectedly changed (e.g.
> the reset counter changed). It also ensures that the GPU is idle before
> and after the test, so that residual code running on the GPU is flushed
> before testing.
>
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld at intel.com>