VIACAM_SERIAL_DEVFN 1112 drivers/media/platform/via-camera.c pci_bus_read_config_byte(pbus, VIACAM_SERIAL_DEVFN, VIACAM_SERIAL_DEVFN 1124 drivers/media/platform/via-camera.c pci_bus_write_config_byte(pbus, VIACAM_SERIAL_DEVFN,