SV_PCI_DMA_ENABLE
data = pci_read_config(dev, SV_PCI_DMAA, 4) | SV_PCI_DMA_ENABLE | SV_PCI_DMA_EXTENDED;
data = pci_read_config(dev, SV_PCI_DMAC, 4) | SV_PCI_DMA_ENABLE | SV_PCI_DMA_EXTENDED;