On Mon, May 22, 2017 at 12:02:44PM +0300, Mika Kuoppala wrote:
> We improved the reset reliablity on gen4 with
> stopping all engines before commencing reset, in
> commit 2c80353f3cd0 ("drm/i915/g4x: Improve gpu reset reliability")
>
> Evidence indicates that this same trick works with gen3.
Note this is g33 which is a close cousin to g4x, not ye olde gen3
itself.
> Testcase: igt/gem_busy/*-hang #blb-e6850
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Tomi Sarvela <tomi.p.sarvela@xxxxxxxxx>
> Signed-off-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
Acked-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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