Re: [PATCH v2] matroxfb: remove incorrect Matrox G200eV support

[Gary Hade]

On Mon, Mar 07, 2011 at 07:59:16PM +1100, Benjamin Herrenschmidt wrote:
> On Fri, 2011-03-04 at 12:29 -0800, Darrick J. Wong wrote:
> > This is all quite strange -- 2.5 years ago when I wrote the patch it
> > seemed to
> > work ok.  On newer revisions of the x3650M2 it seems broken.  The
> > original
> > machine I wrote it for was cut up ages ago.
> > 
> > I suppose we could simply blacklist any G200eV with a subsystem vendor
> > ID of
> > 0x1014 (IBM) until we figure out how to correct the driver.  Our
> > customers will
> > be deprived, but as it seems to be broken across most of our product
> > lines I
> > doubt any of them are making serious use of it anyway. :)
> > 
> > Something like this? 
> 
> Does X work with the open source drivers ?

Yes, X works fine on at least the IBM System x boxes that have
the Matrox G200eV.

> In that case a better
> approach would be to try to figure out what's different between the way
> the 2 drivers setup the card registers and fix matroxfb..

I suppose someone could attempt this but with vesafb available as
an alternate fb provider and no known demand for repaired G200eV
support in matroxfb, I am not sure what benefit it would provide.

Gary

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