Re: via82xx.c vs. sonypi.c i/o region conflict on vaio

[Jeff Garzik <jgarzik@pobox.com>]

Greg Ingram wrote:
> I modified the sound driver to grab only 128 ports instead of 256 and the
> driver works fine on this hardware.  In 2.6.7, it's line 2049 or so of
> sound/pci/via82xx.c:
> 
> old:	if ((chip->res_port = request_region(chip->port, 256, card->driver)) == NULL) {
> new:	if ((chip->res_port = request_region(chip->port, 256, card->driver)) == NULL) {


I don't see any difference between these two lines.

Regardless, I see two bugs:

1) Hardcoding 256 for resource size.  Should be using pci_resource_len()

2) via82xx sound driver should be using pci_request_regions() and 
pci_release_regions(), not request_region.  Doing this eliminates issue #1.

	Jeff