PCI_DEVICE_ID_NVIDIA_GEFORCE4_MX_420
{ PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_GEFORCE4_MX_420,
#define NV_CHIP_GEFORCE4_MX_420 ((PCI_VENDOR_ID_NVIDIA << 16) | PCI_DEVICE_ID_NVIDIA_GEFORCE4_MX_420)