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authorAlan Cox <alan@linux.intel.com>2009-11-30 13:18:08 +0000
committerGreg Kroah-Hartman <gregkh@suse.de>2009-12-11 15:18:08 -0800
commitf9b412a8c9adb17d50922f91962e8b1e48789430 (patch)
tree164dfac6da93d447aae5e74b7a4bd73a694b1480 /drivers
parenta808ac0c4a2c5d81ba38a2a76d4ddc1de40d1539 (diff)
tty: moxa: Kill off the throttle method
The tty flag can be tested so the shadow flag isn't needed Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/char/moxa.c21
1 files changed, 1 insertions, 20 deletions
diff --git a/drivers/char/moxa.c b/drivers/char/moxa.c
index 7ab720f1f30c..d180aa965a5a 100644
--- a/drivers/char/moxa.c
+++ b/drivers/char/moxa.c
@@ -154,7 +154,6 @@ struct mon_str {
#define TXSTOPPED 1
#define LOWWAIT 2
#define EMPTYWAIT 3
-#define THROTTLE 4
#define SERIAL_DO_RESTART
@@ -194,8 +193,6 @@ static int moxa_write(struct tty_struct *, const unsigned char *, int);
static int moxa_write_room(struct tty_struct *);
static void moxa_flush_buffer(struct tty_struct *);
static int moxa_chars_in_buffer(struct tty_struct *);
-static void moxa_throttle(struct tty_struct *);
-static void moxa_unthrottle(struct tty_struct *);
static void moxa_set_termios(struct tty_struct *, struct ktermios *);
static void moxa_stop(struct tty_struct *);
static void moxa_start(struct tty_struct *);
@@ -415,8 +412,6 @@ static const struct tty_operations moxa_ops = {
.flush_buffer = moxa_flush_buffer,
.chars_in_buffer = moxa_chars_in_buffer,
.ioctl = moxa_ioctl,
- .throttle = moxa_throttle,
- .unthrottle = moxa_unthrottle,
.set_termios = moxa_set_termios,
.stop = moxa_stop,
.start = moxa_start,
@@ -1327,20 +1322,6 @@ static int moxa_tiocmset(struct tty_struct *tty, struct file *file,
return 0;
}
-static void moxa_throttle(struct tty_struct *tty)
-{
- struct moxa_port *ch = tty->driver_data;
-
- set_bit(THROTTLE, &ch->statusflags);
-}
-
-static void moxa_unthrottle(struct tty_struct *tty)
-{
- struct moxa_port *ch = tty->driver_data;
-
- clear_bit(THROTTLE, &ch->statusflags);
-}
-
static void moxa_set_termios(struct tty_struct *tty,
struct ktermios *old_termios)
{
@@ -1418,7 +1399,7 @@ static int moxa_poll_port(struct moxa_port *p, unsigned int handle,
tty_wakeup(tty);
}
- if (inited && !test_bit(THROTTLE, &p->statusflags) &&
+ if (inited && !test_bit(TTY_THROTTLED, &tty->flags) &&
MoxaPortRxQueue(p) > 0) { /* RX */
MoxaPortReadData(p);
tty_schedule_flip(tty);