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

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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: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20220224095558.30929-4-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2022-02-24 10:55:57 +01:00 committed by Greg Kroah-Hartman
parent 5e1440bc23
commit 834119f576
1 changed files with 2 additions and 15 deletions
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17
drivers/mmc/core/sdio_uart.c
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@ -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;