Symbol: __mxser_must_set_EFR
drivers/tty/mxser.c
316
return __mxser_must_set_EFR(baseio, MOXA_MUST_EFR_BANK_MASK, bank,
drivers/tty/mxser.c
361
__mxser_must_set_EFR(baseio, clear, set, true);