PTP_CLOCK_GETCAPS  128 drivers/ptp/ptp_chardev.c 	case PTP_CLOCK_GETCAPS:
PTP_CLOCK_GETCAPS  262 tools/testing/selftests/ptp/testptp.c 		if (ioctl(fd, PTP_CLOCK_GETCAPS, &caps)) {
PTP_CLOCK_GETCAPS  376 tools/testing/selftests/ptp/testptp.c 		if (ioctl(fd, PTP_CLOCK_GETCAPS, &caps)) {