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authorAlan Cox <alan@linux.intel.com>2009-09-19 13:13:31 -0700
committerLive-CD User <linux@linux.site>2009-09-19 13:13:31 -0700
commitbdc04e3174e18f475289fa8f4144f66686326b7e (patch)
treec0bf03c8d6df1629bfa26b686fe65ffb0c87aeb7 /drivers/char/mxser.c
parenta2bceae065ed8c4f552b35c4dde4cc2db05ce9e3 (diff)
serial: move delta_msr_wait into the tty_port
This is used by various drivers not just serial and can be extracted as commonality Signed-off-by: Alan Cox <alan@linux.intel.com>
Diffstat (limited to 'drivers/char/mxser.c')
-rw-r--r--drivers/char/mxser.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 30544ca5e95..37058ff7da7 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -258,7 +258,6 @@ struct mxser_port {
struct mxser_mon mon_data;
spinlock_t slock;
- wait_queue_head_t delta_msr_wait;
};
struct mxser_board {
@@ -818,7 +817,7 @@ static void mxser_check_modem_status(struct tty_struct *tty,
if (status & UART_MSR_DCTS)
port->icount.cts++;
port->mon_data.modem_status = status;
- wake_up_interruptible(&port->delta_msr_wait);
+ wake_up_interruptible(&port->port.delta_msr_wait);
if ((port->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
if (status & UART_MSR_DCD)
@@ -973,7 +972,7 @@ static void mxser_shutdown(struct tty_struct *tty)
* clear delta_msr_wait queue to avoid mem leaks: we may free the irq
* here so the queue might never be waken up
*/
- wake_up_interruptible(&info->delta_msr_wait);
+ wake_up_interruptible(&info->port.delta_msr_wait);
/*
* Free the IRQ, if necessary
@@ -1762,7 +1761,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file,
cnow = info->icount; /* note the counters on entry */
spin_unlock_irqrestore(&info->slock, flags);
- return wait_event_interruptible(info->delta_msr_wait,
+ return wait_event_interruptible(info->port.delta_msr_wait,
mxser_cflags_changed(info, arg, &cnow));
/*
* Get counter of input serial line interrupts (DCD,RI,DSR,CTS)
@@ -2414,7 +2413,6 @@ static int __devinit mxser_initbrd(struct mxser_board *brd,
info->port.close_delay = 5 * HZ / 10;
info->port.closing_wait = 30 * HZ;
info->normal_termios = mxvar_sdriver->init_termios;
- init_waitqueue_head(&info->delta_msr_wait);
memset(&info->mon_data, 0, sizeof(struct mxser_mon));
info->err_shadow = 0;
spin_lock_init(&info->slock);