Re: [PROPOSED] ata: Report 16/32bit PIO as best we can

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On Thu, 09 Apr 2009 08:50:10 -0400
Jeff Garzik <jeff@xxxxxxxxxx> wrote:

> Alan Cox wrote:
> > Something like this then ?
> > 
> > 
> > The legacy old IDE API for this is a bit primitive so we try and map stuff
> > sensibly onto it.
> > 
> > - Add flags2 as we ran out of flags
> > - Set PIO over DMA devices to report 32bit
> > - Add ability to change the PIO32 settings if the controller permits it
> > - Add that functionality into the sff drivers
> > - Add that functionality into the VLB legacy driver
> > - Turn on the 32bit PIO on the ninja32 and add support there
> > 
> > Signed-off-by: Alan Cox <alan@xxxxxxxxxxxxxxx>
> 
> I think the flag2 stuff needs a closer look WRT driver setup, but 
> overall looks good.
> 
> Consider it ACK'd, if I cannot come up with anything better for flags2 

The alternative would be to remove the private 8 flags from flags but
that means fairly excessive changes to all the devices

[Looks smug and notes that he pointed out that driver private flags in
the same field would turn out to be a bad idea early on ...]
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