From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 65963] screen goes blank, Linux hangs - Radeon 7870, Gallium, Glamor Date: Wed, 27 Aug 2014 13:33:50 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1389569948==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id A9B6F6E37F for ; Wed, 27 Aug 2014 06:33:50 -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: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1389569948== Content-Type: multipart/alternative; boundary="1409146430.ad3DF7Fc1.31004"; charset="us-ascii" --1409146430.ad3DF7Fc1.31004 Date: Wed, 27 Aug 2014 13:33:50 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=65963 --- Comment #20 from Alex Deucher --- (In reply to comment #19) > @Damian, I had the same problems. My configuration is similar to yours: > Radeon 7870, Linux 3.16.1, xorg 1.16, MESA 10.3 RC1 (fedora f21 branch). > > After consulting https://wiki.archlinux.org/index.php/ATI it tried adding > radeon.dpm=0 to my kernel command line as a workaround. It solved the > problem. No more lockups. The system is now stable with the above > configuration. Clearly this has something to do with the powermanagement > changes in MESA and the kernel (there were no lockups with earlier versions > of MESA) There is no power management code in mesa. Power management is completely self-contained in the kernel. If you are not getting lockups with dpm enabled and an older version of mesa, it may be a mesa issue. -- You are receiving this mail because: You are the assignee for the bug. --1409146430.ad3DF7Fc1.31004 Date: Wed, 27 Aug 2014 13:33:50 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 20 on bug 65963 from 
(In reply to comment #19)
> @Damian, I had the same problems. My configuration is similar to yours:
> Radeon 7870, Linux 3.16.1, xorg 1.16, MESA 10.3 RC1 (fedora f21 branch).
> 
> After consulting https://wiki.archlinux.org/index.php/ATI it tried adding
> radeon.dpm=0 to my kernel command line as a workaround. It solved the
> problem. No more lockups. The system is now stable with the above
> configuration. Clearly this has something to do with the powermanagement
> changes in MESA and the kernel (there were no lockups with earlier versions
> of MESA)

There is no power management code in mesa.  Power management is completely
self-contained in the kernel.  If you are not getting lockups with dpm enabled
and an older version of mesa, it may be a mesa issue.

You are receiving this mail because:
  • You are the assignee for the bug.
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