FTDI_RS0_CTS 1058 drivers/usb/serial/ftdi_sio.c #define FTDI_STATUS_B0_MASK (FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD) FTDI_RS0_CTS 2502 drivers/usb/serial/ftdi_sio.c if (diff_status & FTDI_RS0_CTS)