[BUG] commit 541cc966915b6756e54c20eebe60ae957afdb537 cause no screen

[Wei Yongjun]

> On Mon, Dec 20, 2010 at 4:13 PM, Wei Yongjun <yjwei at cn.fujitsu.com> wrote:
>> After commit 541cc966915b6756e54c20eebe60ae957afdb537, I can see
>> nothing in my screen, and the monitor is the same state as shutdown,
>> but can ssh to my computer.
>>
>> Revert 541cc966915b6756e54c20eebe60ae957afdb537, every thing is OK.
>>
>>    Revert "drm: Don't try and disable an encoder that was never enabled"
>>
>>    This reverts commit 541cc966915b6756e54c20eebe60ae957afdb537.
>>
>> I am not in the maillist, so if any reply, pls cc me, thanks.
> Hi,
>
> Can you boot with drm.debug=4 with and without this patch and attach
> both dmesgs?
>
> I'll revert it ASAP since its a regression.

Hi,

dmesg_drm_without_patch.log is the dmesg after revert the patch,
and dmesg_drm_with_patch.log is the dmesg with the patch.

Regards

> Thanks,
> Dave.
>
>> # lspci
>> 00:00.0 Host bridge: Intel Corporation 82G33/G31/P35/P31 Express DRAM Controller (rev 10)
>> 00:02.0 VGA compatible controller: Intel Corporation 82G33/G31 Express Integrated Graphics Controller (rev 10)
>> 00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High Definition Audio Controller (rev 01)
>> 00:1c.0 PCI bridge: Intel Corporation N10/ICH 7 Family PCI Express Port 1 (rev 01)
>> 00:1c.1 PCI bridge: Intel Corporation N10/ICH 7 Family PCI Express Port 2 (rev 01)
>> 00:1d.0 USB Controller: Intel Corporation N10/ICH7 Family USB UHCI Controller #1 (rev 01)
>> 00:1d.1 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #2 (rev 01)
>> 00:1d.2 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #3 (rev 01)
>> 00:1d.3 USB Controller: Intel Corporation N10/ICH 7 Family USB UHCI Controller #4 (rev 01)
>> 00:1d.7 USB Controller: Intel Corporation N10/ICH 7 Family USB2 EHCI Controller (rev 01)
>> 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev e1)
>> 00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC Interface Bridge (rev 01)
>> 00:1f.2 IDE interface: Intel Corporation N10/ICH7 Family SATA IDE Controller (rev 01)
>> 00:1f.3 SMBus: Intel Corporation N10/ICH 7 Family SMBus Controller (rev 01)
>> 02:00.0 Ethernet controller: Marvell Technology Group Ltd. 88E8056 PCI-E Gigabit Ethernet Controller (rev 14)
>> 03:01.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
>>
>>
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>> http://lists.freedesktop.org/mailman/listinfo/dri-devel
>>
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