From mboxrd@z Thu Jan 1 00:00:00 1970 From: Keith Packard Subject: Re: [Intel-gfx] [PATCH 0/2 xf86-video-intel] Two DRI3/Present bug fixes for UXA Date: Sat, 13 Sep 2014 10:31:28 -0700 Message-ID: <86ha0bs9zj.fsf@hiro.keithp.com> References: <1410383349-27678-1-git-send-email-keithp@keithp.com> <20140911063716.GB28332@nuc-i3427.alporthouse.com> <86r3ziorwl.fsf@hiro.keithp.com> <20140913082824.GM16043@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1789553802==" Return-path: In-Reply-To: <20140913082824.GM16043-aII6DKEyn0pWYbfKqPwjAkR8Iwp7RQ6xAL8bYrjMMd8@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: xorg-devel-bounces-go0+a7rfsptAfugRpC6u6w@public.gmane.org Sender: "xorg-devel" To: Chris Wilson Cc: xorg-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, intel-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org List-Id: intel-gfx@lists.freedesktop.org --===============1789553802== Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Chris Wilson writes: > commit d21d781466785c317131a8a57606925867265dc8 > Author: Daniel Vetter > Date: Tue Feb 22 18:31:44 2011 +0100 > > Fix relaxed tiling on gen2 This one matches libdrm in using 16 for the tile height alignment on gen2. > Try enabling relaxed fencing again. > No. The clearest requirement is that the ddx (or other display server) > must treat incoming surfaces as tainted and validate them to be sure > that they work with its code paths. If it can't we have a choice of > either rejecting them outright, or staging them. If there's a stricter alignment requirement, then we must fix both the 2D driver and libdrm. Otherwise, the user's session will simply crash at startup. However, I still see absolutely no evidence that gen2 requires tile alignment to 32 rows, or that gen3+ requires tile alignment to 16 rows in any software configuration at all. =2D-=20 keith.packard-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org --=-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBVBR/cNsiGmkAAAARAQiPPA//asK2//GiyxHbVREtE5ePSGsVRUP3CH+A +z6lKuu/PRCsFh9xN+6sr8IakoHDnypUbKPorEYX0LNwIoN8lydx3agP1bic/ato ANJeFJWjXUdlUGxmyEpkOKaTq92jcUaBtITX8jcfvyK521uVGqrO0t3cwITdqhbQ bCIhielG7B8ypWN2+cVyAVyRD2aj/8/MaikLrkPDfe2AbK+l71/62ABLVV+rddFs +5RF7ZDvp1W108gfm7qq/5HGNOOwd0AqJk21Htb9eAe5zN9U2CltHqt6TdVjeSlA SuiiN/O2nXmVpoIwpDO0/wn2eqx6SIjlux0SAM2tXp2S6I2LSy31yGaxvirpKnxK b4q9TZL60xMlNgUwljZ6aXN7IRyC9dUsq8kCBgBeCcXNv6m1W13xwTOuW5hLaGj+ kED9fJcL7uIh5H9OjbfLvxXdte2fBl2RKej3Gzuf7WVuD2dGdgFhJcD5O6J/Tfmf OKej/c01WeU1Ap4Gkj8juJ5/44YFOoPZ/xpRX+6pBEiYsYuQYSiAaQffZnbrypD8 qkC9xTqIPEun31xNoBPmUSYSFhr4cM4T9W1NI3usWfSeI3gFrmgrPO+qwtjZiqUf 05z4WBq/hwQqAfakWDspW+LFHfCky7byzm9nII0jKbihOmPzn60gn6ZzNqebmdHW JcEYlFLjnB4= =qRV+ -----END PGP SIGNATURE----- --=-=-=-- --===============1789553802== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ xorg-devel-go0+a7rfsptAfugRpC6u6w@public.gmane.org: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel --===============1789553802==--