From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 69723] GPU lockups with kernel 3.11.0 / 3.12-rc1 when dpm=1 on r600g (Cayman) Date: Tue, 10 Dec 2013 02:14:20 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1288464234==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B21FFAE7F for ; Mon, 9 Dec 2013 18:14:20 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1288464234== Content-Type: multipart/alternative; boundary="1386641660.d74C2.1668"; charset="us-ascii" --1386641660.d74C2.1668 Date: Tue, 10 Dec 2013 02:14:20 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=69723 --- Comment #66 from Alexandre Demers --- (In reply to comment #65) > (In reply to comment #63) > > Created attachment 90542 [details] [review] [review] > > possible fix > > > > Thanks for tracking this down. The attached patch should fix the issue. > > With this fixed, it may be worth checking to see if you can reliably use the > > tweaked clocks on certain oem boards (basically disable the ni code added to > > fix bug 69723). > > I reverted patches from bug 68235 as suggested, applied the proposed patch > to disable mclk spread spectrum and I'm now running this new kernel. First > observation: without patches from bug 68235 prior to disabling mclk ss, I > was unable to load a session without it hanging in less thant a minute. It's > now rock solid running GPU clock at 830MHz and memory clock at 1300MHz. I'll > run a couple of other tests, but I think we got it! Sadly, I pushed the card a bit harder with Serious Sam 3 and it hanged again. So I'll try two different things: - keep spread spectrum disabled only for mclk but reapplying both patches from bug 68235; - disable all spread spectrum without reapplying the other two patches. -- You are receiving this mail because: You are the assignee for the bug. --1386641660.d74C2.1668 Date: Tue, 10 Dec 2013 02:14:20 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 66 on bug 69723 from 
(In reply to comment #65)
> (In reply to comment #63)
> > Created attachment 90542 [details] [review] [review] [review]
> > possible fix
> > 
> > Thanks for tracking this down.  The attached patch should fix the issue. 
> > With this fixed, it may be worth checking to see if you can reliably use the
> > tweaked clocks on certain oem boards (basically disable the ni code added to
> > fix bug 69723).
> 
> I reverted patches from bug 68235 as suggested, applied the proposed patch
> to disable mclk spread spectrum and I'm now running this new kernel. First
> observation: without patches from bug 68235 prior to disabling mclk ss, I
> was unable to load a session without it hanging in less thant a minute. It's
> now rock solid running GPU clock at 830MHz and memory clock at 1300MHz. I'll
> run a couple of other tests, but I think we got it!

Sadly, I pushed the card a bit harder with Serious Sam 3 and it hanged again.
So I'll try two different things:
- keep spread spectrum disabled only for mclk but reapplying both patches from
bug 68235;
- disable all spread spectrum without reapplying the other two patches.

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