linux-kernel - Re: hung bootup with "drm/radeon/kms: move radeon KMS on/off switch out of staging."

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Message-ID: <21d7e9971002041134m7e4d1a8dif65ccee8b7fbc203@mail.gmail.com>
Date:	Fri, 5 Feb 2010 05:34:53 +1000
From:	Dave Airlie <airlied@...il.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>
Cc:	Alex Deucher <alexdeucher@...il.com>,
	Dave Airlie <airlied@...ux.ie>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	linux-kernel@...r.kernel.org, dri-devel@...ts.sf.net
Subject: Re: hung bootup with "drm/radeon/kms: move radeon KMS on/off switch 
	out of staging."

On Fri, Feb 5, 2010 at 5:24 AM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
>
> On Thu, 4 Feb 2010, Alex Deucher wrote:
>>
>> And if it crashes, he'll report a bug and we'll fix it.
>
> Ok, you have a bug-report. See earlier in the thread:
>
>> btw., i just found another bug activated via this same commit, a boot hang
>> after DRM init:
>>
>> [    9.858352] [drm] Connector 1:
>> [    9.861417] [drm]   DVI-I
>> [    9.864031] [drm]   HPD1
>> [    9.866562] [drm]   DDC: 0x64 0x64 0x64 0x64 0x64 0x64 0x64 0x64
>> [    9.872579] [drm]   Encoders:
>> [    9.875540] [drm]     CRT2: INTERNAL_DAC2
>> [    9.879541] [drm]     DFP1: INTERNAL_TMDS1
>> [    9.883646] [drm] Connector 2:
>> [    9.886695] [drm]   S-video
>> [    9.889483] [drm]   Encoders:
>> [    9.892463] [drm]     TV1: INTERNAL_DAC2
>> [    9.896392] i2c i2c-0: master_xfer[0] W, addr=0x50, len=1
>> [    9.901796] i2c i2c-0: master_xfer[1] R, addr=0x50, len=128
>> [    9.909246] i2c i2c-0: NAK from device addr 0x50 msg #0
>> [    9.914564] i2c i2c-1: master_xfer[0] W, addr=0x50, len=1
>> [    9.919957] i2c i2c-1: master_xfer[1] R, addr=0x50, len=128
>> [    9.927413] i2c i2c-1: NAK from device addr 0x50 msg #0
>
> So can we get it fixed, please?

Ingo,

got the full dmesg? and lspci -vvnn

the bug reporting needs work, this snippet hasn't the useful info in it.

Dave.

>
>                Linus
>
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