From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Date: Wed, 19 Dec 2012 09:13:08 +0000 (+0200)
Subject: drm/i915: Introduce i915_gem_set_seqno()
X-Git-Tag: v3.9-rc1~83^2~40^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fca26bb45375266d9d9b8b4b57fee905ac38fe3c;p=pandora-kernel.git

drm/i915: Introduce i915_gem_set_seqno()

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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