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drm/i915: Show the GPU state when declaring wedged
author
Chris Wilson
<chris@chris-wilson.co.uk>
Mon, 5 Feb 2018 09:21:59 +0000
(09:21 +0000)
committer
Chris Wilson
<chris@chris-wilson.co.uk>
Mon, 5 Feb 2018 13:23:40 +0000
(13:23 +0000)
Dump each engine state when i915_gem_set_wedged() is called to give us
some more clues as to why we had to terminate the GPU.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20180205092201.19476-5-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/i915_gem.c
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diff --git
a/drivers/gpu/drm/i915/i915_gem.c
b/drivers/gpu/drm/i915/i915_gem.c
index
6a86681
..
dffbe8f
100644
(file)
--- a/
drivers/gpu/drm/i915/i915_gem.c
+++ b/
drivers/gpu/drm/i915/i915_gem.c
@@
-3199,6
+3199,13
@@
void i915_gem_set_wedged(struct drm_i915_private *i915)
struct intel_engine_cs *engine;
enum intel_engine_id id;
+ if (drm_debug & DRM_UT_DRIVER) {
+ struct drm_printer p = drm_debug_printer(__func__);
+
+ for_each_engine(engine, i915, id)
+ intel_engine_dump(engine, &p, "%s\n", engine->name);
+ }
+
/*
* First, stop submission to hw, but do not yet complete requests by
* rolling the global seqno forward (since this would complete requests