MAX_SERIAL_PKT_SIZ   56 drivers/usb/serial/garmin_gps.c #define MAX_SERIAL_PKT_SIZ_STUFFED (MAX_SERIAL_PKT_SIZ + 256)
MAX_SERIAL_PKT_SIZ   64 drivers/usb/serial/garmin_gps.c #define GPS_IN_BUFSIZ  (GARMIN_PKTHDR_LENGTH+MAX_SERIAL_PKT_SIZ)