Patchwork [CI,5/5] drm/i915: Add is-wedged flag to intel_engine_dump()

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Submitter Chris Wilson
Date Dec. 8, 2017, 1:23 a.m.
Message ID <20171208012303.25504-5-chris@chris-wilson.co.uk>
Download mbox | patch
Permalink /patch/10101447/
State New
Headers show

Comments

Chris Wilson - Dec. 8, 2017, 1:23 a.m.
Comparing the state tested by intel_engine_is_idle() and printed by
intel_engine_dump(), the only bit not shown is whether or not the device
is wedged. Add that little bit of information to the pretty printer so
that if the engine fails to idle we can see why.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
---
 drivers/gpu/drm/i915/intel_engine_cs.c | 3 +++
 1 file changed, 3 insertions(+)

Patch

diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 25fae8ff0e67..04c31475a7ae 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1687,6 +1687,9 @@  void intel_engine_dump(struct intel_engine_cs *engine,
 		va_end(ap);
 	}
 
+	if (i915_terminally_wedged(&engine->i915->gpu_error))
+		drm_printf(m, "*** WEDGED ***\n");
+
 	drm_printf(m, "\tcurrent seqno %x, last %x, hangcheck %x [%d ms], inflight %d\n",
 		   intel_engine_get_seqno(engine),
 		   intel_engine_last_submit(engine),