taglinefilesource code
UART_LCR966drivers/char/serial.cserial_outp(info, UART_LCR, UART_LCR_WLEN8);  /* reset DLAB */
UART_LCR1246drivers/char/serial.cserial_outp(info, UART_LCR, cval | UART_LCR_DLAB);  /* set DLAB */
UART_LCR1249drivers/char/serial.cserial_outp(info, UART_LCR, cval);    /* reset DLAB */
UART_LCR1680drivers/char/serial.cserial_out(info, UART_LCR, serial_inp(info, UART_LCR) | UART_LCR_SBC);
UART_LCR1682drivers/char/serial.cserial_out(info, UART_LCR, serial_inp(info, UART_LCR) & ~UART_LCR_SBC);
UART_LCR2512drivers/char/serial.cscratch2 = serial_in(info, UART_LCR);
UART_LCR2513drivers/char/serial.cserial_outp(info, UART_LCR, scratch2 | UART_LCR_DLAB);
UART_LCR2515drivers/char/serial.cserial_outp(info, UART_LCR, scratch2);
UART_LCR2530drivers/char/serial.cserial_outp(info, UART_LCR, scratch2 | UART_LCR_DLAB);
UART_LCR2538drivers/char/serial.cserial_outp(info, UART_LCR, scratch2);