drm/i915/selftests: Disable preemptive heartbeats over preemption tests

Since the heartbeat may cause a preemption event, disable it over the
preemption suppression tests.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200615165013.22973-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2020-06-15 17:50:11 +01:00
commit 7102a76043