298 	u8 rnen;  in amd_init()  local
313 	pci_read_config_byte(dev, 0x40, &rnen);  in amd_init()
314 	rnen |= (1 << 7);	/* RNG on */  in amd_init()
315 	pci_write_config_byte(dev, 0x40, rnen);  in amd_init()
317 	pci_read_config_byte(dev, 0x41, &rnen);  in amd_init()
318 	rnen |= (1 << 7);	/* PMIO enable */  in amd_init()
319 	pci_write_config_byte(dev, 0x41, rnen);  in amd_init()
335 	u8 rnen;  in amd_cleanup()  local
337 	pci_read_config_byte(amd_dev, 0x40, &rnen);  in amd_cleanup()
338 	rnen &= ~(1 << 7);	/* RNG off */  in amd_cleanup()
339 	pci_write_config_byte(amd_dev, 0x40, rnen);  in amd_cleanup()