Re: [PATCH 2/2] pata_amd: add support for CS5535 controllers

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On Fri, 3 Jul 2009 11:33:59 -0300
Otavio Salvador <otavio@xxxxxxxxxxxxxxxx> wrote:

> On Fri, Jul 3, 2009 at 11:31 AM, Alan Cox<alan@xxxxxxxxxxxxxxxxxxx> wrote:
> > On Fri,  3 Jul 2009 11:22:43 -0300
> > Otavio Salvador <otavio@xxxxxxxxxxxxxxxx> wrote:
> >
> > We already have a CS5535 driver: drivers/ata/pata_cs5535.c
> >
> > That drives the hardware via the MSR interface which means it doesn't
> > rely so much on what firmware and firmware related magic happens to be on
> > a given system.
> 
> Right but why not also support it at pata_amd as it is done for cs5536?

Are they full compatible in the AMD case - I know they are not in the NS
case.

> If the native ones are the suitable ones then wouldn't be better to
> drop cs5536 from pata_amd and leave just the native ones as
> alternative?

For cs5536 I would have preferred to do that but there are existing users
and setups that use pata_amd for this purpose.

Alan
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