PCI_SDHCI_IFVENDOR
if ((chip->pdev->class & 0x0000FF) == PCI_SDHCI_IFVENDOR) {
if ((pdev->class & 0x0000FF) == PCI_SDHCI_IFVENDOR) {
if ((pdev->class & 0x0000FF) > PCI_SDHCI_IFVENDOR) {