summaryrefslogtreecommitdiff
path: root/drivers/tty
diff options
context:
space:
mode:
authorJiri Slaby <jslaby@suse.cz>2021-06-18 09:14:43 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-06-18 14:10:01 +0300
commit2c21832b55dd6f2c5be48133997b6614c1e6327b (patch)
treea1dd6b2c79e5cfc8f67b9a2b79d6af1d631ad0a2 /drivers/tty
parentd811b26ba3a78d45ccfc8e562323d9104d321c87 (diff)
downloadlinux-2c21832b55dd6f2c5be48133997b6614c1e6327b.tar.xz
mxser: cleanup mxser_change_speed
* use UART macros instead of magic constants * let the default case reuse already existing code (CS5 case) Signed-off-by: Jiri Slaby <jslaby@suse.cz> Link: https://lore.kernel.org/r/20210618061516.662-38-jslaby@suse.cz Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
-rw-r--r--drivers/tty/mxser.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index c4ee5cb6952e..2a8bbce790f3 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -657,24 +657,23 @@ static void mxser_change_speed(struct tty_struct *tty)
/* byte size and parity */
switch (cflag & CSIZE) {
+ default:
case CS5:
- cval = 0x00;
+ cval = UART_LCR_WLEN5;
break;
case CS6:
- cval = 0x01;
+ cval = UART_LCR_WLEN6;
break;
case CS7:
- cval = 0x02;
+ cval = UART_LCR_WLEN7;
break;
case CS8:
- cval = 0x03;
+ cval = UART_LCR_WLEN8;
break;
- default:
- cval = 0x00;
- break; /* too keep GCC shut... */
}
+
if (cflag & CSTOPB)
- cval |= 0x04;
+ cval |= UART_LCR_STOP;
if (cflag & PARENB)
cval |= UART_LCR_PARITY;
if (!(cflag & PARODD))