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serial: remove termios checks from various old char serial drivers

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Signed-off-by: Alan Cox <alan@redhat.com>

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox
2007-07-15 23:41:49 -07:00
committed by Linus Torvalds
parent d471d340ef
commit 7e7d136e9e
5 changed files with 12 additions and 38 deletions
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16
drivers/char/mxser.c
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@@ -90,8 +90,6 @@
#define UART_MCR_AFE 0x20
#define UART_LSR_SPECIAL 0x1E
#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK|\
IXON|IXOFF))
#define IRQ_T(info) ((info->flags & ASYNC_SHARE_IRQ) ? IRQF_SHARED : IRQF_DISABLED)
@@ -1729,16 +1727,12 @@ static void mxser_set_termios(struct tty_struct *tty, struct ktermios *old_termi
struct mxser_struct *info = tty->driver_data;
unsigned long flags;
if ((tty->termios->c_cflag != old_termios->c_cflag) ||
(RELEVANT_IFLAG(tty->termios->c_iflag) != RELEVANT_IFLAG(old_termios->c_iflag))) {
mxser_change_speed(info, old_termios);
mxser_change_speed(info, old_termios);
if ((old_termios->c_cflag & CRTSCTS) &&
!(tty->termios->c_cflag & CRTSCTS)) {
tty->hw_stopped = 0;
mxser_start(tty);
}
if ((old_termios->c_cflag & CRTSCTS) &&
!(tty->termios->c_cflag & CRTSCTS)) {
tty->hw_stopped = 0;
mxser_start(tty);
}
/* Handle sw stopped */