diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2012-03-05 14:52:33 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-03-08 12:48:27 -0800 |
| commit | 2fcd5caf6d9dbf274ac7ef277f1cc541f1be9784 (patch) | |
| tree | ba8be3c67145446476f8206693521d407184409c /arch | |
| parent | 7f32f8dd349bae106eccb0b9759c932875d6622e (diff) | |
TTY: simserial, remove some tty ops
All ->start, ->stop and ->wait_until_sent are empty and need not be
defined. The time to remove them is now.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/hp/sim/simserial.c | 39 |
1 files changed, 1 insertions, 38 deletions
diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 909357e32c8d..d173dba306df 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -64,32 +64,7 @@ static struct console *console; extern struct console *console_drivers; /* from kernel/printk.c */ -/* - * ------------------------------------------------------------ - * rs_stop() and rs_start() - * - * This routines are called before setting or resetting tty->stopped. - * They enable or disable transmitter interrupts, as necessary. - * ------------------------------------------------------------ - */ -static void rs_stop(struct tty_struct *tty) -{ -#ifdef SIMSERIAL_DEBUG - printk("rs_stop: tty->stopped=%d tty->hw_stopped=%d tty->flow_stopped=%d\n", - tty->stopped, tty->hw_stopped, tty->flow_stopped); -#endif - -} - -static void rs_start(struct tty_struct *tty) -{ -#ifdef SIMSERIAL_DEBUG - printk("rs_start: tty->stopped=%d tty->hw_stopped=%d tty->flow_stopped=%d\n", - tty->stopped, tty->hw_stopped, tty->flow_stopped); -#endif -} - -static void receive_chars(struct tty_struct *tty) +static void receive_chars(struct tty_struct *tty) { unsigned char ch; static unsigned char seen_esc = 0; @@ -406,7 +381,6 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios) if ((old_termios->c_cflag & CRTSCTS) && !(tty->termios->c_cflag & CRTSCTS)) { tty->hw_stopped = 0; - rs_start(tty); } } /* @@ -514,14 +488,6 @@ static void rs_close(struct tty_struct *tty, struct file * filp) } /* - * rs_wait_until_sent() --- wait until the transmitter is empty - */ -static void rs_wait_until_sent(struct tty_struct *tty, int timeout) -{ -} - - -/* * rs_hangup() --- called by tty_hangup() when a hangup is signaled. */ static void rs_hangup(struct tty_struct *tty) @@ -736,10 +702,7 @@ static const struct tty_operations hp_ops = { .unthrottle = rs_unthrottle, .send_xchar = rs_send_xchar, .set_termios = rs_set_termios, - .stop = rs_stop, - .start = rs_start, .hangup = rs_hangup, - .wait_until_sent = rs_wait_until_sent, .proc_fops = &rs_proc_fops, }; |