Commit 645ff9e3 authored Oct 11, 2018 by Michal Wajdeczko Committed by Chris Wilson Oct 11, 2018

drm/i915: Inject load failure inside intel_engines_init_mmio



We need extra load failure point to better test error path in
i915_driver_init_mmio.

Suggested-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20181011130008.24640-2-michal.wajdeczko@intel.com

parent c5b083a1

drivers/gpu/drm/i915/intel_engine_cs.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -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;

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