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From: Daniel Vetter <daniel@ffwll.ch>
To: Jani Nikula <jani.nikula@intel.com>
Cc: intel-gfx@lists.freedesktop.org, Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: [PATCH] Revert "drm/i915/chv: Use timeout mode for RC6 on chv"
Date: Wed, 21 Jan 2015 18:40:09 +0100	[thread overview]
Message-ID: <20150121174009.GO10113@phenom.ffwll.local> (raw)
In-Reply-To: <87a91c5a5i.fsf@intel.com>

On Wed, Jan 21, 2015 at 07:14:01PM +0200, Jani Nikula wrote:
> On Mon, 12 Jan 2015, Rodrigo Vivi <rodrigo.vivi@intel.com> wrote:
> > This reverts commit 5a0afd4b78ec23f27f5d486ac3d102c2e8d66bd7.
> >
> > Although timeout mode allows higher residency it impact badly on performance.
> > I believe while we don't have a way to balance between performance and
> > power savings at runtime I believe we have to revert and prioritize
> > performance that was impacted a lot.
> >
> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88103
> 
> The bug points at [1] as a potential fix.
> 
> BR,
> Jani.
> 
> 
> [1] http://mid.gmane.org/1421668253-18641-4-git-send-email-ville.syrjala@linux.intel.com

I've merged both Rodrigo's revert and Ville's fix + revert of the revert
already. But didn't send out mails because no smtp at lca.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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      reply	other threads:[~2015-01-21 17:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-12 14:14 [PATCH] Revert "drm/i915/chv: Use timeout mode for RC6 on chv" Rodrigo Vivi
2015-01-13 11:30 ` Chris Wilson
2015-01-21 17:14 ` Jani Nikula
2015-01-21 17:40   ` Daniel Vetter [this message]

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