From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?windows-1252?Q?Michel_D=E4nzer?= Subject: Re: Using a HD 4670 still possible? Date: Wed, 17 Sep 2014 16:30:55 +0900 Message-ID: <541938AF.7050009@daenzer.net> References: <540D095F.2000509@daenzer.net> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252"; Format="flowed" Content-Transfer-Encoding: quoted-printable Return-path: Received: from mail.gna.ch (darkcity.gna.ch [195.226.6.51]) by gabe.freedesktop.org (Postfix) with ESMTP id 0BE006E4C4 for ; Wed, 17 Sep 2014 00:31:00 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Christoph Brill Cc: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org On 14.09.2014 03:13, Christoph Brill wrote: > Am 08.09.2014 03:41 schrieb "Michel D=E4nzer" >: > > On 07.09.2014 01:01, Christoph Brill wrote: > >> > >> > >> I'm currently trying to get a HD 4670 aka RV730 XT to work against X.= org > >> 1.16, xf86-video-ati 7.4.0 on a Linux 3.16.1. > >> > >> Can anyone tell me: Should this card be able to handle an average Gno= me > >> desktop? > > > > > > Of course. > > > > > > > >> The problem was: 3D rendering did not work at all. > >> > >> Starting gdm lead to hanging Xorg. Calling glxgears on a twm session > >> just rendered a black window, which stayed even if the process was > >> killed by CTRL+C. I managed to get glxgears do do its job by setting > >> "vblank_mode=3D0". > >> > >> I guessed my card does not like to play along with vsync at all. So I > >> went ahead to disable vsyncing (tearing is still better than no displ= ay > >> at all). Setting it globally in /etc/drirc seems to get glxgears > running. > >> > >> Testing Xonotic on twm showed, that the card was now able to handle 3= D. > >> But: gdm still was extremely sluggish and eventually froze. Starting > >> gnome-shell directly from startx gets me to the desktop, but any acti= on > >> freezes the process. > >> > >> Is there still hope for this card or should I get rid of it? > > > > > > It sounds like there's a problem with interrupt processing on your > system. Please provide the dmesg output. You might try > disabling/enabling MSI to see if that works around the problem. > > Thank you so much for this hint! Booting using radeon.msi=3D0 finally > brings the system into a usable state. The dmesg of a default boot (i.e. > radeon.msi=3D-1) is available at http://pastebin.com/gS1xHYPc Can you file a bug report at = https://bugs.freedesktop.org/enter_bug.cgi?product=3DDRI component = "DRM/Radeon" and attach the dmesg output there? -- = Earthling Michel D=E4nzer | http://www.amd.com Libre software enthusiast | Mesa and X developer