On Fri, Mar 10, 2017 at 09:32:49AM +0000, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
>
> In commit 003342a50021 ("drm/i915: Keep track of active
> forcewake domains in a bitmask") I forgot to adjust the
> newly introduce fw_domains_active state across reset.
>
> This caused the assert_forcewakes_inactive to trigger
> during suspend and resume if there were user held
> forcewakes.
>
> v2: Bitmask checks are required since vfuncs are not
> always present.
>
> v3: Move bitmask tracking to get/put vfunc for simplicity.
> (Chris Wilson)
>
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> Fixes: 003342a50021 ("drm/i915: Keep track of active forcewake domains in a bitmask")
> Testcase: igt/drv_suspend/forcewake
> Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> Cc: "Paneri, Praveen" <praveen.paneri@xxxxxxxxx>
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: v4.10+ <stable@xxxxxxxxxxxxxxx>
After being a chicken and waiting for CI,
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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