From: Yuanhan Liu <yuanhan.liu@linux.intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 0/2] drm/i915: enable CxSR and FBC on Sandybridge
Date: Thu, 16 Dec 2010 18:09:46 +0800 [thread overview]
Message-ID: <20101216100946.GB4500@yliu-dev.sh.intel.com> (raw)
In-Reply-To: <b9dded$hcrif5@orsmga002.jf.intel.com>
On Wed, Dec 15, 2010 at 10:32:50AM +0000, Chris Wilson wrote:
> On Wed, 15 Dec 2010 15:42:30 +0800, Yuanhan Liu <yuanhan.liu@linux.intel.com> wrote:
> > Hi,
> >
> > This two patches enable self refresh and frame buffer compression
> > on Sandybridge.
> >
> > FYI, with my test, enable CxSR would save about 0.7W, while enable
> > FBC would save about 0.1~0.2W.
>
> Do you have some numbers comparable to
> https://bugs.freedesktop.org/show_bug.cgi?id=31588 ?
> I'm interested to know if, first, we are able to reproduce those numbers
> and,
Will update it at bugzilla soon.
> secondly, if we've started to narrow the 3W gap for enabling a pipe
> between the Windows driver and ourselves.
This two patches mostly save just about 1W;)
Thanks.
Yuanhan Liu
next prev parent reply other threads:[~2010-12-16 10:10 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-15 7:42 [PATCH 0/2] drm/i915: enable CxSR and FBC on Sandybridge Yuanhan Liu
2010-12-15 7:42 ` [PATCH 1/2] drm/i915: Add self-refresh support " Yuanhan Liu
2010-12-15 7:42 ` [PATCH 2/2] drm/i915: Add frame buffer compression " Yuanhan Liu
2010-12-15 10:32 ` [PATCH 0/2] drm/i915: enable CxSR and FBC " Chris Wilson
2010-12-16 10:09 ` Yuanhan Liu [this message]
2010-12-16 22:47 ` Fu Michael
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