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authorAlan Cox <alan@redhat.com>2008-07-16 21:52:25 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-20 17:12:34 -0700
commit15648f154a8faea97cbe931e189cf0a57fd066f4 (patch)
treebf5a9abe190c1a9eec33270f48280e0e44201e84 /arch/ia64/hp/sim
parent5b664cb235e97afbf34db9c4d77f08ebd725335e (diff)
simserial: Fix up for ldisc changes
Noted by Tony Luck although I've done the patches differently and also removed some other bogus oddments. Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/ia64/hp/sim')
-rw-r--r--arch/ia64/hp/sim/simserial.c46
1 files changed, 3 insertions, 43 deletions
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c
index 23cafc80d2a..24b1ad5334c 100644
--- a/arch/ia64/hp/sim/simserial.c
+++ b/arch/ia64/hp/sim/simserial.c
@@ -193,18 +193,6 @@ static irqreturn_t rs_interrupt_single(int irq, void *dev_id)
* -------------------------------------------------------------------
*/
-#if 0
-/*
- * not really used in our situation so keep them commented out for now
- */
-static DECLARE_TASK_QUEUE(tq_serial); /* used to be at the top of the file */
-static void do_serial_bh(void)
-{
- run_task_queue(&tq_serial);
- printk(KERN_ERR "do_serial_bh: called\n");
-}
-#endif
-
static void do_softint(struct work_struct *private_)
{
printk(KERN_ERR "simserial: do_softint called\n");
@@ -351,11 +339,7 @@ static void rs_flush_buffer(struct tty_struct *tty)
info->xmit.head = info->xmit.tail = 0;
local_irq_restore(flags);
- wake_up_interruptible(&tty->write_wait);
-
- if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- tty->ldisc.write_wakeup)
- (tty->ldisc.write_wakeup)(tty);
+ tty_wakeup(tty);
}
/*
@@ -404,12 +388,6 @@ static void rs_unthrottle(struct tty_struct * tty)
printk(KERN_INFO "simrs_unthrottle called\n");
}
-/*
- * rs_break() --- routine which turns the break handling on or off
- */
-static void rs_break(struct tty_struct *tty, int break_state)
-{
-}
static int rs_ioctl(struct tty_struct *tty, struct file * file,
unsigned int cmd, unsigned long arg)
@@ -422,14 +400,6 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,
}
switch (cmd) {
- case TIOCMGET:
- printk(KERN_INFO "rs_ioctl: TIOCMGET called\n");
- return -EINVAL;
- case TIOCMBIS:
- case TIOCMBIC:
- case TIOCMSET:
- printk(KERN_INFO "rs_ioctl: TIOCMBIS/BIC/SET called\n");
- return -EINVAL;
case TIOCGSERIAL:
printk(KERN_INFO "simrs_ioctl TIOCGSERIAL called\n");
return 0;
@@ -488,14 +458,6 @@ static int rs_ioctl(struct tty_struct *tty, struct file * file,
static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
{
- unsigned int cflag = tty->termios->c_cflag;
-
- if ( (cflag == old_termios->c_cflag)
- && ( RELEVANT_IFLAG(tty->termios->c_iflag)
- == RELEVANT_IFLAG(old_termios->c_iflag)))
- return;
-
-
/* Handle turning off CRTSCTS */
if ((old_termios->c_cflag & CRTSCTS) &&
!(tty->termios->c_cflag & CRTSCTS)) {
@@ -623,9 +585,8 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
* the line discipline to only process XON/XOFF characters.
*/
shutdown(info);
- if (tty->ops->flush_buffer)
- tty->ops->flush_buffer(tty);
- if (tty->ldisc.flush_buffer) tty->ldisc.flush_buffer(tty);
+ rs_flush_buffer(tty);
+ tty_ldisc_flush(tty);
info->event = 0;
info->tty = NULL;
if (info->blocked_open) {
@@ -955,7 +916,6 @@ static const struct tty_operations hp_ops = {
.stop = rs_stop,
.start = rs_start,
.hangup = rs_hangup,
- .break_ctl = rs_break,
.wait_until_sent = rs_wait_until_sent,
.read_proc = rs_read_proc,
};