Re: pci bridge suspend/resume (Re: PCI not restored correctly after suspend to ram)

[Russell King <rmk-pci-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>]

On Wed, Mar 24, 2004 at 01:26:32PM +0000, Matthew Wilcox wrote:
> On Wed, Mar 24, 2004 at 09:07:47AM +0000, Russell King wrote:
> > The match function would, for instance, return a lower value for a
> > device driver matching only the class IDs, a higher ID for a device
> > driver matching only the vendor ID, vendor ID + device ID, and the
> > highest value for vendor ID + device ID + class ID.
> 
> The details seem a little silly.  If I know the vendor + device IDs, that
> implies the class ID.  I'd say:
> 
> 1	Class ID
> 2	Vendor + Device
> 3	Vendor, Device, subsystem_vendor, subsystem_device
> 
> That allows for a driver to take over a sym chip that's really part
> of a raid device, for example.

It was merely an example to illustrate the principle, but I think you've
got the idea. 8)

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 PCMCIA      - http://pcmcia.arm.linux.org.uk/
                 2.6 Serial core


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