drm/i915/selftests: Try to show where the pulse went
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 28 Nov 2019 10:25:46 +0000 (10:25 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Thu, 28 Nov 2019 11:39:50 +0000 (11:39 +0000)
commit7983990ca94ab69de6c769dd48da1bba91def53c
treef1412e368be481f9a23c8ff9211a2f253e7ce858
parentcd30a5031704aa8d833f62c8475a2f6d42a688a7
drm/i915/selftests: Try to show where the pulse went

We have a case of a mysteriously absent pulse, so dump the engine
details to see if we can find out what happened to it.

References: https://bugs.freedesktop.org/show_bug.cgi?id=112405
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/20191128102546.3857140-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_engine_cs.c
drivers/gpu/drm/i915/gt/selftest_engine_heartbeat.c