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drm/i915: Show the GPU state when declaring wedged

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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
This commit is contained in:
Chris Wilson 2018-02-05 09:21:59 +00:00
parent 4a3d1e0f9d
commit 559e040f1f
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/i915/i915_gem.c
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@ -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