Re: [RFC PATCH 0/8] ACPI: change the way of enumerating PNPACPI/Platform devices

[Zhang Rui]

On Wed, 2014-02-26 at 16:47 +0000, Matthew Garrett wrote:
> On Wed, 2014-02-26 at 17:11 +0800, Zhang Rui wrote:
> 
> > 1. without the patch, the acpi_platform scan handler white list is
> >    continuously growing.
> > 2. with the patch set, the PNPACPI scan handler white list will become
> >    smaller and smaller by
> >    a) remove the ids from the PNPACPI white list, for the devices
> >       that are never enumerated via ACPI
> >    b) remove the ids from the PNPACPI whilte list and convert the drivers to
> >       platform bus drivers, for the devices that are not PNP devices in nature.
> >    which will be done later.
> 
> I agree that this is the right direction to go in. The number of acpipnp
> devices that are also pnpbios or (even worse) isapnp is (a) unlikely to
> increase, and (b) *very* small, and pretty much limited to superio and a
> small number of sound cards on old laptops. We may come up with a better
> solution for them later, but right now shifting away from requiring that
> every new ACPI device driver also bump a whitelist is an improvement.
> 
thanks for your comments, Matthew.

thanks,
rui


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