> +static int is_pci_ata(struct device *dev)
> +{
> + struct pci_dev *pdev;
> +
> + if (!is_pci_dev(dev))
> + return 0;
> +
> + pdev = to_pci_dev(dev);
> +
> + if ((pdev->class >> 8) != PCI_CLASS_STORAGE_SATA &&
> + (pdev->class >> 8) != PCI_CLASS_STORAGE_IDE)
> + return 0;
This needs a better name. It doesn't check if a device is PCI ATA or
anything of the sort, it checks if its probably a device in compatibility
mode. A lot of controllers will in fact report RAID class or similar in
native mode.
Alan
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