Symbol: FTDI_RS_BI
drivers/usb/serial/ftdi_sio.c
1103
#define FTDI_STATUS_B1_MASK (FTDI_RS_BI)
drivers/usb/serial/ftdi_sio.c
2401
#define FTDI_RS_ERR_MASK (FTDI_RS_BI | FTDI_RS_PE | FTDI_RS_FE | FTDI_RS_OE)
drivers/usb/serial/ftdi_sio.c
2465
if (buf[1] & FTDI_RS_BI && buf[len - 1] == '\0') {