On 08/11/17 19:14, Chris Wilson wrote:
+/*
+ * Different engines serve different roles, and there may be more than one
+ * engine serving each role. enum drm_i915_gem_engine_class provides a
+ * classification of the role of the engine, which may be used when requesting
+ * operations to be performed on a certain subset of engines, or for providing
+ * information about that group.
+ */
+enum drm_i915_gem_engine_class {
+ I915_ENGINE_CLASS_OTHER = 0,
+ I915_ENGINE_CLASS_RENDER = 1,
+ I915_ENGINE_CLASS_COPY = 2,
+ I915_ENGINE_CLASS_VIDEO = 3,
+ I915_ENGINE_CLASS_VIDEO_ENHANCE = 4,
+};
+
I've tried to build a bit UI in GPUTop to show this.
I'm a bit skeptical about the OTHER type because if this enum is meant
to be extended, then why do we need an OTHER class? We should create new
classes instead.
-
Lionel
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