From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Packard Subject: Re: [PATCH 1/3] drm/i915: Fix MI_DISPLAY_FLIP plane select offset on Ivybridge. Date: Tue, 07 Jun 2011 18:09:34 -0700 Message-ID: References: <1307487281-3015-1-git-send-email-kenneth@whitecape.org> <4DEEC869.7020707@whitecape.org> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1698914414==" Return-path: Received: from keithp.com (home.keithp.com [63.227.221.253]) by gabe.freedesktop.org (Postfix) with ESMTP id 9C0CF9E75B for ; Tue, 7 Jun 2011 18:09:37 -0700 (PDT) In-Reply-To: <4DEEC869.7020707@whitecape.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Kenneth Graunke Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org --===============1698914414== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha1; protocol="application/pgp-signature" --=-=-= Content-Transfer-Encoding: quoted-printable On Tue, 07 Jun 2011 17:55:05 -0700, Kenneth Graunke = wrote: > In the latest version of the Render Engine Command Streamer chapter,=20 > 18:8 are 'reserved' on IVB. Perhaps you have an old copy? Yeah, I haven't sync'd for a week or so. > Apparently MI_DISPLAY_FLIP also exists in the Blitter Engine on IVB. I=20 > suspect we actually need to use that, but I haven't tried to yet. > No, actually...page flips are still broken. I suspect this patch is=20 > necessary but insufficient. Feel free to hold off on merging it. Sounds like a bit more testing and fixing is required; I'll leave things alone until we know how to make it work. > Good question. My reading of the docs say that it should be 3 DWORDs on= =20 > SNB as well; this code was directly lifted from "case 6" above (save the= =20 > first line). Might be interesting to see if page flipping works when we send the command correctly :-) =2D-=20 keith.packard@intel.com --=-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iD8DBQFN7svOQp8BWwlsTdMRAuFvAKCn9idSf3GICgOQlry3dqin7zre+ACffx+J /dsr0PYaAescpyLKSeuhpx0= =ENOf -----END PGP SIGNATURE----- --=-=-=-- --===============1698914414== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx --===============1698914414==--