> > +#if defined(CONFIG_ATA_ACPI) > > + /* Prefer the ACPI driver for Nvidia hardware */ > > + if (pdev->vendor == PCI_VENDOR_ID_NVIDIA && ata_pata_acpi_present(pdev)) > > + return -ENODEV; > > +#endif > > /* Check for AMD7411 */ > > if (type == 3) > > /* FIFO is broken */ > > Problem with this approach is it may break distro/initrd setups since > the pata_amd driver appears to be the one that "should" work based on > the PCI ID, so the initrd would end up containing only this driver,
Diddums > which will fail out with -ENODEV and cause a boot failure. If the root > filesystem was on a disk driven by this controller, the mkinitrd stuff > would have to "know" that it should also try loading pata_acpi. Indeed they will. > Unless there are some Nvidia boxes out there which don't provide > _GTM/_STM ACPI methods (which seems a bit unlikely given Allen Martin's > comments) then we could potentially move the Nvidia PATA PCI IDs into > the pata_acpi driver, at least if ACPI is enabled in the kernel build.. No we can't. It is a dynamic evaluation. The user may be booting with acpi=off to work around BIOS problems, so the distribution initrd tools will just have to learn this out as they do the sata_nv funnies. (Nvidia is already a special case) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/