diff options
| author | Jiri Slaby <jirislaby@gmail.com> | 2007-02-10 12:44:55 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-11 21:51:26 +0300 |
| commit | b963a8441cb95999c97bea379607071a869c65f0 (patch) | |
| tree | 111fa0624be52ba830902fac3777febf340cf5e8 /drivers/usb | |
| parent | 1ed0c0b7306d7c93e83ebe30087a12684b280cdc (diff) | |
| download | linux-b963a8441cb95999c97bea379607071a869c65f0.tar.xz | |
[PATCH] Char: tty_wakeup cleanup
tty_wakeup cleanup
- remove wake_up_interruptible(&tty->write_wait) surrounding
tty_wakup(tty);
- substitute tty->ldisc.write_wakeup(tty) + wake_up() by tty_wakeup(tty);
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Acked-by: Tilman Schmidt <tilman@imap.cc>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/serial/digi_acceleport.c | 10 | ||||
| -rw-r--r-- | drivers/usb/serial/keyspan_pda.c | 7 | ||||
| -rw-r--r-- | drivers/usb/serial/mos7720.c | 14 | ||||
| -rw-r--r-- | drivers/usb/serial/mos7840.c | 14 |
4 files changed, 6 insertions, 39 deletions
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 0b0fb51bad3e..d78692c01cfa 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -616,15 +616,7 @@ static void digi_wakeup_write_lock(struct work_struct *work) static void digi_wakeup_write( struct usb_serial_port *port ) { - - struct tty_struct *tty = port->tty; - - - /* wake up port processes */ - wake_up_interruptible( &port->write_wait ); - - /* wake up line discipline */ - tty_wakeup(tty); + tty_wakeup(port->tty); } diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index da514cb785b3..dd0b66a6ed5d 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -182,13 +182,8 @@ static void keyspan_pda_wakeup_write(struct work_struct *work) struct keyspan_pda_private *priv = container_of(work, struct keyspan_pda_private, wakeup_work); struct usb_serial_port *port = priv->port; - struct tty_struct *tty = port->tty; - /* wake up port processes */ - wake_up_interruptible( &port->write_wait ); - - /* wake up line discipline */ - tty_wakeup(tty); + tty_wakeup(port->tty); } static void keyspan_pda_request_unthrottle(struct work_struct *work) diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 6109c6704a73..2d588fb82573 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -269,18 +269,8 @@ static void mos7720_bulk_out_data_callback(struct urb *urb) tty = mos7720_port->port->tty; - if (tty && mos7720_port->open) { - /* let the tty driver wakeup if it has a special * - * write_wakeup function */ - if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) && - tty->ldisc.write_wakeup) - (tty->ldisc.write_wakeup)(tty); - - /* tell the tty driver that something has changed */ - wake_up_interruptible(&tty->write_wait); - } - - /* schedule_work(&mos7720_port->port->work); */ + if (tty && mos7720_port->open) + tty_wakeup(tty); } /* diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index b2264a87617b..c6cca859af45 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -755,18 +755,8 @@ static void mos7840_bulk_out_data_callback(struct urb *urb) tty = mos7840_port->port->tty; - if (tty && mos7840_port->open) { - /* let the tty driver wakeup if it has a special * - * write_wakeup function */ - - if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) - && tty->ldisc.write_wakeup) { - (tty->ldisc.write_wakeup) (tty); - } - - /* tell the tty driver that something has changed */ - wake_up_interruptible(&tty->write_wait); - } + if (tty && mos7840_port->open) + tty_wakeup(tty); } |