Re: [BISECTED] commit 619efb1059 makes the MacBookPro2,2 screen flicker like its broken or half plugged in

[Justin Mattock]

On Feb 8, 2011, at 1:20 PM, Alex Deucher wrote:

> On Tue, Feb 8, 2011 at 3:52 PM, Justin P. Mattock
> <justinmattock@xxxxxxxxx> wrote:
> > With the current HEAD Im getting screen flickering really bad to  
> > point where
> > it looks like the screen is damaged and/or half plugged-in etc..
> >
> > the bisect pointed to here:
> >
> > commit 619efb105924d8cafa0c1dd9389e9ab506f5425d
> >
> > doing a git revert 619efb10592
> > gets the screen working properly again.
> > I havent looked much through the code to see if I can fix this. for  
> > the time
> > being I'll revert this on my machine with the current, until later  
> > on.
>
> The attached patch should fix it assuming I got your pci ids correct.
> I'm done with the pll stuff; too may fixes break other boards.  Just
> add a quirk table and be done with it.
>
> Alex
>
> > lspci -vv shows my card info(let me know if you need anymore)
> >
> > 01:00.0 VGA compatible controller: ATI Technologies Inc M56P [Radeon
> > Mobility X1600] (prog-if 00 [VGA controller])
> >        Subsystem: Apple Computer Inc. MacBook Pro
> >        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: 256 bytes
> >        Interrupt: pin A routed to IRQ 42
> >        Region 0: Memory at 40000000 (32-bit, prefetchable)  
> > [size=128M]
> >        Region 1: I/O ports at 3000 [size=256]
> >        Region 2: Memory at 50300000 (32-bit, non-prefetchable)  
> > [size=64K]
> >        Expansion ROM at 50320000 [disabled] [size=128K]
> >        Capabilities: <access denied>
> >        Kernel driver in use: radeon
> >        Kernel modules: radeon
> >
> >
> > Justin P. Mattock
> <0001-drm-radeon-kms-fix-pll-algo-quirk-function.patch>



cool... The patch fixes it over here

Reported-and-Tested by: Justin P. Mattock<justinmattock@xxxxxxxxx>

Thanks..

Justin P. Mattock
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