From: Chris Wilson <chris@chris-wilson.co.uk>
To: Kenneth Graunke <kenneth@whitecape.org>,
Keith Packard <keithp@keithp.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 1/3] drm/i915: Fix MI_DISPLAY_FLIP plane select offset on Ivybridge.
Date: Wed, 08 Jun 2011 10:36:57 +0100
Message-ID: <f80fcd$eo6c1@fmsmga001.fm.intel.com> (raw)
In-Reply-To: <4DEEC869.7020707@whitecape.org>
On Tue, 07 Jun 2011 17:55:05 -0700, Kenneth Graunke <kenneth@whitecape.org> wrote:
> On 06/07/2011 04:14 PM, Keith Packard wrote:
> > What's this last DWORD supposed to be for? The IVB spec says length
> > should be '1' and there should be only 3 DWORDS in this command.
>
> Good question. My reading of the docs say that it should be 3 DWORDs on
> SNB as well; this code was directly lifted from "case 6" above (save the
> first line).
In my ancient copy of the specs, MI_DISPLAY_FLIP is 4 dwords, with this
last dword for programming the panel-fitter and pipesrc. And it also
says that command is applicable to IVB, but as I said it is an ancient
copy.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
next prev parent reply index
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-07 22:54 Kenneth Graunke
2011-06-07 22:54 ` [PATCH 2/3] drm/i915: Remove HAS_BLT/HAS_BSD checks from ivybridge_irq_postinstall Kenneth Graunke
2011-06-07 23:16 ` Keith Packard
2011-06-08 9:29 ` Chris Wilson
2011-06-07 22:54 ` [PATCH 3/3] drm/i915: Enable GPU reset on Ivybridge Kenneth Graunke
2011-06-07 23:18 ` Keith Packard
2011-06-07 23:14 ` [PATCH 1/3] drm/i915: Fix MI_DISPLAY_FLIP plane select offset " Keith Packard
2011-06-08 0:55 ` Kenneth Graunke
2011-06-08 1:09 ` Keith Packard
2011-06-08 9:36 ` Chris Wilson [this message]
2011-06-08 9:54 ` Kenneth Graunke
2011-06-08 10:57 ` Chris Wilson
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