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| author |   Alan Cox <alan@linux.intel.com> | 2009-11-30 13:18:08 +0000 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2009-12-11 15:18:08 -0800 |
| commit | f9b412a8c9adb17d50922f91962e8b1e48789430 (patch) | |
| tree | 164dfac6da93d447aae5e74b7a4bd73a694b1480 /drivers/char/moxa.c | |
| parent | tty: moxa: Locking clean up (diff) | |
| download | linux-dev-f9b412a8c9adb17d50922f91962e8b1e48789430.tar.xz linux-dev-f9b412a8c9adb17d50922f91962e8b1e48789430.zip | |
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/char/moxa.c')
| -rw-r--r-- | drivers/char/moxa.c | 21 |
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); |