diff options
| author | Michal Wajdeczko <michal.wajdeczko@intel.com> | 2018-10-11 13:00:08 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-10-11 21:06:52 +0100 |
| commit | 645ff9e371718476c77bfcd315f26d46ef587808 (patch) | |
| tree | adfcbb5289cb57dc06984faab9f289c4b3e4aa04 /drivers/gpu/drm/i915/intel_engine_cs.c | |
| parent | c5b083a1a174823e6c1fea727ef729415e03b34d (diff) | |
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
Diffstat (limited to 'drivers/gpu/drm/i915/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_engine_cs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 1c6143bdf5a4..f27dbe26bcc1 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; |