drm/i915: Introduce i915_gem_set_seqno()

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This function can be used to set the driver's next_seqno
to arbitrary value.

i915_gem_set_seqno() will idle the gpu, retire outstanding
requests, clear the semaphore mailboxes and set the hardware
status page's seqno index.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

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Mika Kuoppala 2012-12-19 11:13:08 +02:00 • committed by Daniel Vetter

parent ba1a7067c0

commit fca26bb453

2 changed files with 31 additions and 5 deletions

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4

drivers/gpu/drm/i915/i915_drv.h

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32

drivers/gpu/drm/i915/i915_gem.c

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