On Tue, 2011-04-19 at 15:36 +0100, Alan Cox wrote: > > If not, what about just a legacy check on X86, so hedge with > > > > if (legacy || !CONFIG_X86) > > > > (or even just dump the legacy check, since you think everything is fine > > on x86 today?) > > Well in theory you can plug a cardbus one into a non x86 assuming the > firmware doesn't explode in protest anyway ! > > I don't think the bridge walk is particularly tricky - it will always be > the direct parent bridge OK, that's what I was looking for. Most of the other bridge checks just see if the bridge is present in the system. > So it's a matter of > > struct pci_dev *bridge = dev->bus->self; > if (bridge && bridge->vendor == 0x14f2) Which vendor is 0x14f2? It probably should have a PCI_VENDOR_ID_... define. James -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
