Commit e7d6f84c authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

mxser: make use of UART_LCR_WLEN() + tty_get_char_size() 



Having a generic UART_LCR_WLEN() macro and the tty_get_char_size()
helper, we can remove all those repeated switch-cases in drivers.

Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220224095558.30929-5-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 834119f5

drivers/tty/mxser.c

+1 −15
Original line number Diff line number Diff line
@@ -588,21 +588,7 @@ static void mxser_change_speed(struct tty_struct *tty, struct ktermios *old_term 
	}



	/* byte size and parity */

	switch (cflag & CSIZE) {

	default:

	case CS5:

		cval = UART_LCR_WLEN5;

		break;

	case CS6:

		cval = UART_LCR_WLEN6;

		break;

	case CS7:

		cval = UART_LCR_WLEN7;

		break;

	case CS8:

		cval = UART_LCR_WLEN8;

		break;

	}

	cval = UART_LCR_WLEN(tty_get_char_size(tty->termios.c_cflag));



	if (cflag & CSTOPB)

		cval |= UART_LCR_STOP;