Bug#622997: libata-sff/pata_cmd64x problem with hardwired configurations

[James Bottomley <James.Bottomley@HansenPartnership.com>]

On Tue, 2011-04-19 at 11:20 +0200, Bartlomiej Zolnierkiewicz wrote:
> From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
> Subject: [PATCH v2] pata_cmd64x: add enablebits checking
> 
> Fixes IDE -> libata regression.
> 
> IDE's cmd64x host driver has been supporting enablebits checking
> since the initial driver's merge.

Actually, the thread discussing the proposed patches is here:

http://marc.info/?t=130315227100005

I much prefer the dummy interface approach to the prereset one because
it prevents any possible poke at the registers which will crash the box.

James