We need extra load failure point to better test error path in
i915_driver_init_mmio.
Suggested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 1c6143b..f27dbe2 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -337,6 +337,9 @@ int intel_engines_init_mmio(struct drm_i915_private *dev_priv)
WARN_ON(ring_mask &
GENMASK(BITS_PER_TYPE(mask) - 1, I915_NUM_ENGINES));
+ if (i915_inject_load_failure())
+ return -ENODEV;
+
for (i = 0; i < ARRAY_SIZE(intel_engines); i++) {
if (!HAS_ENGINE(dev_priv, i))
continue;
--
1.9.1
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