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drm/i915: Enable multiple timelines

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With the infrastructure converted over to tracking multiple timelines in
the GEM API whilst preserving the efficiency of using a single execution
timeline internally, we can now assign a separate timeline to every
context with full-ppgtt.

v2: Add a comment to indicate the xfer between timelines upon submission.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-35-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson
2016-10-28 13:58:58 +01:00
parent f2d13290e3
commit 80b204bce8
10 changed files with 77 additions and 51 deletions
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5
drivers/gpu/drm/i915/intel_ringbuffer.h
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@@ -569,9 +569,4 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine);
unsigned int intel_kick_waiters(struct drm_i915_private *i915);
unsigned int intel_kick_signalers(struct drm_i915_private *i915);
static inline bool intel_engine_is_active(struct intel_engine_cs *engine)
{
return i915_gem_active_isset(&engine->timeline->last_request);
}
#endif /* _INTEL_RINGBUFFER_H_ */