diff options
Diffstat (limited to 'drivers/net/irda/irtty-sir.c')
| -rw-r--r-- | drivers/net/irda/irtty-sir.c | 95 |
1 files changed, 27 insertions, 68 deletions
diff --git a/drivers/net/irda/irtty-sir.c b/drivers/net/irda/irtty-sir.c index fc753d7f674..e6f40b7f904 100644 --- a/drivers/net/irda/irtty-sir.c +++ b/drivers/net/irda/irtty-sir.c @@ -64,7 +64,7 @@ static int irtty_chars_in_buffer(struct sir_dev *dev) IRDA_ASSERT(priv != NULL, return -1;); IRDA_ASSERT(priv->magic == IRTTY_MAGIC, return -1;); - return priv->tty->driver->chars_in_buffer(priv->tty); + return tty_chars_in_buffer(priv->tty); } /* Wait (sleep) until underlaying hardware finished transmission @@ -93,10 +93,8 @@ static void irtty_wait_until_sent(struct sir_dev *dev) IRDA_ASSERT(priv->magic == IRTTY_MAGIC, return;); tty = priv->tty; - if (tty->driver->wait_until_sent) { - lock_kernel(); - tty->driver->wait_until_sent(tty, msecs_to_jiffies(100)); - unlock_kernel(); + if (tty->ops->wait_until_sent) { + tty->ops->wait_until_sent(tty, msecs_to_jiffies(100)); } else { msleep(USBSERIAL_TX_DONE_DELAY); @@ -125,48 +123,14 @@ static int irtty_change_speed(struct sir_dev *dev, unsigned speed) tty = priv->tty; - lock_kernel(); + mutex_lock(&tty->termios_mutex); old_termios = *(tty->termios); cflag = tty->termios->c_cflag; - - cflag &= ~CBAUD; - - IRDA_DEBUG(2, "%s(), Setting speed to %d\n", __FUNCTION__, speed); - - switch (speed) { - case 1200: - cflag |= B1200; - break; - case 2400: - cflag |= B2400; - break; - case 4800: - cflag |= B4800; - break; - case 19200: - cflag |= B19200; - break; - case 38400: - cflag |= B38400; - break; - case 57600: - cflag |= B57600; - break; - case 115200: - cflag |= B115200; - break; - case 9600: - default: - cflag |= B9600; - break; - } - - tty->termios->c_cflag = cflag; - if (tty->driver->set_termios) - tty->driver->set_termios(tty, &old_termios); - unlock_kernel(); - + tty_encode_baud_rate(tty, speed, speed); + if (tty->ops->set_termios) + tty->ops->set_termios(tty, &old_termios); priv->io.speed = speed; + mutex_unlock(&tty->termios_mutex); return 0; } @@ -202,8 +166,8 @@ static int irtty_set_dtr_rts(struct sir_dev *dev, int dtr, int rts) * This function is not yet defined for all tty driver, so * let's be careful... Jean II */ - IRDA_ASSERT(priv->tty->driver->tiocmset != NULL, return -1;); - priv->tty->driver->tiocmset(priv->tty, NULL, set, clear); + IRDA_ASSERT(priv->tty->ops->tiocmset != NULL, return -1;); + priv->tty->ops->tiocmset(priv->tty, NULL, set, clear); return 0; } @@ -225,17 +189,13 @@ static int irtty_do_write(struct sir_dev *dev, const unsigned char *ptr, size_t IRDA_ASSERT(priv->magic == IRTTY_MAGIC, return -1;); tty = priv->tty; - if (!tty->driver->write) + if (!tty->ops->write) return 0; tty->flags |= (1 << TTY_DO_WRITE_WAKEUP); - if (tty->driver->write_room) { - writelen = tty->driver->write_room(tty); - if (writelen > len) - writelen = len; - } - else + writelen = tty_write_room(tty); + if (writelen > len) writelen = len; - return tty->driver->write(tty, ptr, writelen); + return tty->ops->write(tty, ptr, writelen); } /* ------------------------------------------------------- */ @@ -321,7 +281,7 @@ static inline void irtty_stop_receiver(struct tty_struct *tty, int stop) struct ktermios old_termios; int cflag; - lock_kernel(); + mutex_lock(&tty->termios_mutex); old_termios = *(tty->termios); cflag = tty->termios->c_cflag; @@ -331,9 +291,9 @@ static inline void irtty_stop_receiver(struct tty_struct *tty, int stop) cflag |= CREAD; tty->termios->c_cflag = cflag; - if (tty->driver->set_termios) - tty->driver->set_termios(tty, &old_termios); - unlock_kernel(); + if (tty->ops->set_termios) + tty->ops->set_termios(tty, &old_termios); + mutex_unlock(&tty->termios_mutex); } /*****************************************************************/ @@ -359,8 +319,8 @@ static int irtty_start_dev(struct sir_dev *dev) tty = priv->tty; - if (tty->driver->start) - tty->driver->start(tty); + if (tty->ops->start) + tty->ops->start(tty); /* Make sure we can receive more data */ irtty_stop_receiver(tty, FALSE); @@ -388,8 +348,8 @@ static int irtty_stop_dev(struct sir_dev *dev) /* Make sure we don't receive more data */ irtty_stop_receiver(tty, TRUE); - if (tty->driver->stop) - tty->driver->stop(tty); + if (tty->ops->stop) + tty->ops->stop(tty); mutex_unlock(&irtty_mutex); @@ -483,11 +443,10 @@ static int irtty_open(struct tty_struct *tty) /* stop the underlying driver */ irtty_stop_receiver(tty, TRUE); - if (tty->driver->stop) - tty->driver->stop(tty); + if (tty->ops->stop) + tty->ops->stop(tty); - if (tty->driver->flush_buffer) - tty->driver->flush_buffer(tty); + tty_driver_flush_buffer(tty); /* apply mtt override */ sir_tty_drv.qos_mtt_bits = qos_mtt_bits; @@ -564,8 +523,8 @@ static void irtty_close(struct tty_struct *tty) /* Stop tty */ irtty_stop_receiver(tty, TRUE); tty->flags &= ~(1 << TTY_DO_WRITE_WAKEUP); - if (tty->driver->stop) - tty->driver->stop(tty); + if (tty->ops->stop) + tty->ops->stop(tty); kfree(priv); |