drm/i915: Allow a request to be cancelled

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If we preempt a request and remove it from the execution queue, we need
to undo its global seqno and restart any waiters.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223074422.4125-11-chris@chris-wilson.co.uk

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This commit is contained in:

Chris Wilson 2017-02-23 07:44:16 +00:00

parent cced5e2f09

commit 9eb143bbec

2 changed files with 57 additions and 15 deletions

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71

drivers/gpu/drm/i915/intel_breadcrumbs.c

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1

drivers/gpu/drm/i915/intel_ringbuffer.h

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