On 3/7/19 10:44 AM, Sujaritha Sundaresan wrote:
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@xxxxxxxxx>
Cc: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Signed-off-by: Sujaritha Sundaresan <sujaritha.sundaresan@xxxxxxxxx>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_reset.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_reset.c b/drivers/gpu/drm/i915/i915_reset.c
index 3fbaa72a9eac..dcaa33b72636 100644
--- a/drivers/gpu/drm/i915/i915_reset.c
+++ b/drivers/gpu/drm/i915/i915_reset.c
@@ -820,6 +820,8 @@ 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);
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