Re: [PATCH 01/10] fbdev: Clean up of sparc FB options

[David Miller <davem@davemloft.net>]

From: "Antonino A. Daplas" <adaplas@gmail.com>
Date: Thu, 17 May 2007 08:10:34 +0800

> On Wed, 2007-05-16 at 17:05 -0700, David Miller wrote:
> > From: "Antonino A. Daplas" <adaplas@gmail.com>
> > Date: Thu, 17 May 2007 08:01:58 +0800
> > 
> > > The question is, will this work for sparc?
> > 
> > It can't be just by type, we need to be able to able to select
> > individual instances of the same kind of device.  I can't tell if
> > you're saying your scheme handles this or not :-)))
> > 
> > I can have two ffb cards in my machine and I can tell fbcon precisely
> > which of those ffb instances is the primary one.  That's what I'd need
> > to work.
> 
> As long as each instance is defined by distinct struct fb_info's, it
> should work.

Excellent.

The only missing piece for sparc is how do I get from an fb_info to
the firmware node for that device.  What we can do is add a "struct
device_node *" or similar to fb_info.  powerpc and all future
openfirmware platforms will be able to make use of this as well.

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