Quoting Mika Kuoppala (2019-09-06 14:31:45)
> @@ -2939,6 +2942,10 @@ void intel_execlists_set_default_submission(struct
> intel_engine_cs *engine)
> if (HAS_LOGICAL_RING_PREEMPTION(engine->i915))
> engine->flags |= I915_ENGINE_HAS_PREEMPTION;
> }
> +
> + engine->flags |= (engine->class != COPY_ENGINE_CLASS &&
> + INTEL_GEN(engine->i915) >= 12) ?
> + I915_ENGINE_HAS_RELATIVE_MMIO : 0;
Style nit, I would have stuck with a plain
if (class != COPY && GEN >= 12)
engine->flags |= I915_ENGINE_HAS_RELATIVE_MMIO;
The flag takes care of the virtual engine switching nicely.
Reviewed-by: Chris Wilson <[email protected]>
-Chris
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