[PATCH] PCI: Add PCI_CAP_ID_VNDR

Add the vendor-specific extended capability PCI_CAP_ID_VNDR.  It will be
used by the Myri-10G Ethernet driver (will be submitted soon).

Signed-off-by: Brice Goglin <brice@myri.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>