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drm/i915/guc: Preparing for GuC reset along with engine reset

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Adding the call to prepare for guc reset along with engine
reset. intel_uc_reset_prepare() calls to disable guc communication
and to sanitize.

Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Sujaritha Sundaresan <sujaritha.sundaresan@intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190307184445.25895-1-sujaritha.sundaresan@intel.com
This commit is contained in:
Sujaritha Sundaresan 2019-03-07 10:44:44 -08:00 • committed by Chris Wilson
commit 628ac441e8
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/i915/i915_reset.c
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@ -826,6 +826,8 @@ static void __i915_gem_set_wedged(struct drm_i915_private *i915)
for_each_engine(engine, i915, id)
reset_prepare_engine(engine);
intel_uc_reset_prepare(i915);
/* Even if the GPU reset fails, it should still stop the engines */
if (!INTEL_INFO(i915)->gpu_reset_clobbers_display)
intel_gpu_reset(i915, ALL_ENGINES);