Commit 834119f5 authored by Jiri Slaby's avatar Jiri Slaby Committed by Greg Kroah-Hartman
Browse files

sdio_uart: 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.

Cc: Ulf Hansson <ulf.hansson@linaro.org>
Cc: linux-mmc@vger.kernel.org
Signed-off-by: default avatarJiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220224095558.30929-4-jslaby@suse.cz


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5e1440bc

drivers/mmc/core/sdio_uart.c

+2 −15
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include <linux/sched.h>

#include <linux/mutex.h>

#include <linux/seq_file.h>

#include <linux/serial.h>

#include <linux/serial_reg.h>

#include <linux/circ_buf.h>

#include <linux/tty.h>
@@ -250,21 +251,7 @@ static void sdio_uart_change_speed(struct sdio_uart_port *port, 
	unsigned char cval, fcr = 0;

	unsigned int baud, quot;



	switch (termios->c_cflag & CSIZE) {

	case CS5:

		cval = UART_LCR_WLEN5;

		break;

	case CS6:

		cval = UART_LCR_WLEN6;

		break;

	case CS7:

		cval = UART_LCR_WLEN7;

		break;

	default:

	case CS8:

		cval = UART_LCR_WLEN8;

		break;

	}

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



	if (termios->c_cflag & CSTOPB)

		cval |= UART_LCR_STOP;