pci_dw_dbi_rd4
reg = pci_dw_dbi_rd4(sc->dev, DW_MISC_CONTROL_1);
cause1 = pci_dw_dbi_rd4(sc->dev, MV_INT_CAUSE1);
cause2 = pci_dw_dbi_rd4(sc->dev, MV_INT_CAUSE2);
reg = pci_dw_dbi_rd4(sc->dev, sc->soc_cfg->pex_pf0_dgb);
#define DBI_RD4(sc, reg) pci_dw_dbi_rd4((sc)->dev, reg)
reg = pci_dw_dbi_rd4(sc->dev, MV_GLOBAL_CONTROL_REG);
reg = pci_dw_dbi_rd4(sc->dev, MV_INT_MASK1);
cause1 = pci_dw_dbi_rd4(sc->dev, MV_INT_CAUSE1);
cause2 = pci_dw_dbi_rd4(sc->dev, MV_INT_CAUSE2);
reg = pci_dw_dbi_rd4(dev, MV_GLOBAL_STATUS_REG);
reg = pci_dw_dbi_rd4(sc->dev, DW_MISC_CONTROL_1);
reg = pci_dw_dbi_rd4(dev, FUDW_DBI_PORT_DBG1);