From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1756169Ab1DLOPO (ORCPT <rfc822;w@1wt.eu>);
	Tue, 12 Apr 2011 10:15:14 -0400
Received: from mail-iw0-f174.google.com ([209.85.214.174]:63996 "EHLO
	mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
	with ESMTP id S1755705Ab1DLOPM convert rfc822-to-8bit (ORCPT
	<rfc822;linux-kernel@vger.kernel.org>);
	Tue, 12 Apr 2011 10:15:12 -0400
DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=mime-version:in-reply-to:references:date:message-id:subject:from:to
         :cc:content-type:content-transfer-encoding;
        b=coS/mh+gkssPz4/y/p5UdTsOuK7tMb1wYBWWm6rpAeUClaVxiouXLxBzYRMAtCYxvu
         +KHDYs35fSRxSrWRT96kUmcbYueQSZau2uCHJ6sTGxQNTolnm9F1fGNAdKO2RsTGaAJQ
         4mX9MU0CIFZmbJVaBQziYYz99BtktB6O3GZ/0=
MIME-Version: 1.0
In-Reply-To: <20110412090207.GE19819@8bytes.org>
References: <BANLkTimNvX=U6qy2FgvDpWE6HY7cehWvyQ@mail.gmail.com>
	<20110412090207.GE19819@8bytes.org>
Date: Tue, 12 Apr 2011 10:15:11 -0400
Message-ID: <BANLkTimSgAmT5a1s0ciBr2jsE-Nu7n4buQ@mail.gmail.com>
Subject: Re: Linux 2.6.39-rc3
From: Alex Deucher <alexdeucher@gmail.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        dri-devel@lists.freedesktop.org
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 8BIT
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Tue, Apr 12, 2011 at 5:02 AM, Joerg Roedel <joro@8bytes.org> wrote:
> On Mon, Apr 11, 2011 at 05:40:11PM -0700, Linus Torvalds wrote:
>> Let's hope the release cycle continues like this. I _like_ it when
>> people really seem to follow the whole "big changes during the merge
>> window" rules.
>
> Sorry for disturbing the silence, but radeon seems to have issues. I
> tested -rc3 (and after that -rc1 which also has the issue) on my Laptop
> and it just reboots after (or while?) GFX initialization. The last lines
> of dmesg are:
>
>  Freeing unused kernel memory: 624k freed
>  Write protecting the kernel read-only data: 8192k
>  Freeing unused kernel memory: 1456k freed
>  Freeing unused kernel memory: 16k freed
>  udev: starting version 151
>  udevd (62): /proc/62/oom_adj is deprecated, please use /proc/62/oom_score_adj instead.
>  [drm] Initialized drm 1.1.0 20060810
>  [drm] radeon defaulting to kernel modesetting.
>  [drm] radeon kernel modesetting enabled.
>  radeon 0000:01:05.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
>  [drm] initializing kernel modesetting (RS880 0x1002:0x9712).
>  [drm] register mmio base: 0xD6400000
>  [drm] register mmio size: 65536
>  ATOM BIOS: HP_TAG
>  radeon 0000:01:05.0: VRAM: 320M 0x00000000C0000000 - 0x00000000D3FFFFFF (320M used)
>  radeon 0000:01:05.0: GTT: 512M 0x00000000A0000000 - 0x00000000BFFFFFFF
>  [drm] Detected VRAM RAM=320M, BAR=256M
>  [drm] RAM width 32bits DDR
>  [TTM] Zone  kernel: Available graphics memory: 1896512 kiB.
>  usb 7-2: new full speed USB device number 2 using ohci_hcd
>  [TTM] Initializing pool allocator.
>  [drm] radeon: 320M of VRAM memory ready
>  [drm] radeon: 512M of GTT memory ready.
>  [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
>  [drm] Driver supports precise vblank timestamp query.
>  [drm] radeon: irq initialized.
>  [drm] GART: num cpu pages 131072, num gpu pages 131072
>  [drm] Loading RS780 Microcode
>  radeon 0000:01:05.0: WB enabled
>  [drm] ring test succeeded in 1 usecs
>  [drm] radeon: ib pool ready.
>
> The card is a Radeon Mobility 4200:
>
> 01:05.0 VGA compatible controller: ATI Technologies Inc M880G [Mobility Radeon HD 4200]
>        Subsystem: Hewlett-Packard Company Device 307e
>        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
>        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
>        Latency: 0, Cache Line Size: 64 bytes
>        Interrupt: pin A routed to IRQ 18
>        Region 0: Memory at c0000000 (32-bit, prefetchable) [size=256M]
>        Region 1: I/O ports at 6000 [size=256]
>        Region 2: Memory at d6400000 (32-bit, non-prefetchable) [size=64K]
>        Region 5: Memory at d6300000 (32-bit, non-prefetchable) [size=1M]
>        Capabilities: [50] Power Management version 3
>                Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-)
>                Status: D0 PME-Enable- DSel=0 DScale=0 PME-
>        Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
>                Address: 0000000000000000  Data: 0000
>        Kernel driver in use: radeon
>        Kernel modules: radeon
>
> The problem does not happen with 2.6.38. I try to bisect this further down to a
> commit. Alex, please let me know if you need any further information.

If you can bisect it, that would be great.  Thanks,

Alex

>
>        Joerg
>
>