ptp_devt           29 drivers/ptp/ptp_clock.c static dev_t ptp_devt;
ptp_devt          199 drivers/ptp/ptp_clock.c 	int err = 0, index, major = MAJOR(ptp_devt);
ptp_devt          376 drivers/ptp/ptp_clock.c 	unregister_chrdev_region(ptp_devt, MINORMASK + 1);
ptp_devt          390 drivers/ptp/ptp_clock.c 	err = alloc_chrdev_region(&ptp_devt, 0, MINORMASK + 1, "ptp");