summaryrefslogtreecommitdiff
path: root/drivers/net/irda/irtty-sir.c
diff options
context:
space:
mode:
authorArjan van de Ven <arjan@infradead.org>2006-03-20 22:32:53 -0800
committerDavid S. Miller <davem@davemloft.net>2006-03-20 22:32:53 -0800
commitd4ccd08cdfa8d34f4d25b62041343c52fc79385f (patch)
treeaa966641f2ce74cc0206d6be654ce5680391e164 /drivers/net/irda/irtty-sir.c
parent153330618691694af64f39fb56c9de051862380e (diff)
[IRDA] sem2mutex: drivers/net/irda
Semaphore to mutex conversion. The conversion was generated via scripts, and the result was validated automatically via a script as well. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/irda/irtty-sir.c')
-rw-r--r--drivers/net/irda/irtty-sir.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/drivers/net/irda/irtty-sir.c b/drivers/net/irda/irtty-sir.c
index 101750bf210f..6a98b7ae4975 100644
--- a/drivers/net/irda/irtty-sir.c
+++ b/drivers/net/irda/irtty-sir.c
@@ -33,6 +33,7 @@
#include <asm/uaccess.h>
#include <linux/smp_lock.h>
#include <linux/delay.h>
+#include <linux/mutex.h>
#include <net/irda/irda.h>
#include <net/irda/irda_device.h>
@@ -338,7 +339,7 @@ static inline void irtty_stop_receiver(struct tty_struct *tty, int stop)
/*****************************************************************/
/* serialize ldisc open/close with sir_dev */
-static DECLARE_MUTEX(irtty_sem);
+static DEFINE_MUTEX(irtty_mutex);
/* notifier from sir_dev when irda% device gets opened (ifup) */
@@ -348,11 +349,11 @@ static int irtty_start_dev(struct sir_dev *dev)
struct tty_struct *tty;
/* serialize with ldisc open/close */
- down(&irtty_sem);
+ mutex_lock(&irtty_mutex);
priv = dev->priv;
if (unlikely(!priv || priv->magic!=IRTTY_MAGIC)) {
- up(&irtty_sem);
+ mutex_unlock(&irtty_mutex);
return -ESTALE;
}
@@ -363,7 +364,7 @@ static int irtty_start_dev(struct sir_dev *dev)
/* Make sure we can receive more data */
irtty_stop_receiver(tty, FALSE);
- up(&irtty_sem);
+ mutex_unlock(&irtty_mutex);
return 0;
}
@@ -375,11 +376,11 @@ static int irtty_stop_dev(struct sir_dev *dev)
struct tty_struct *tty;
/* serialize with ldisc open/close */
- down(&irtty_sem);
+ mutex_lock(&irtty_mutex);
priv = dev->priv;
if (unlikely(!priv || priv->magic!=IRTTY_MAGIC)) {
- up(&irtty_sem);
+ mutex_unlock(&irtty_mutex);
return -ESTALE;
}
@@ -390,7 +391,7 @@ static int irtty_stop_dev(struct sir_dev *dev)
if (tty->driver->stop)
tty->driver->stop(tty);
- up(&irtty_sem);
+ mutex_unlock(&irtty_mutex);
return 0;
}
@@ -514,13 +515,13 @@ static int irtty_open(struct tty_struct *tty)
priv->dev = dev;
/* serialize with start_dev - in case we were racing with ifup */
- down(&irtty_sem);
+ mutex_lock(&irtty_mutex);
dev->priv = priv;
tty->disc_data = priv;
tty->receive_room = 65536;
- up(&irtty_sem);
+ mutex_unlock(&irtty_mutex);
IRDA_DEBUG(0, "%s - %s: irda line discipline opened\n", __FUNCTION__, tty->name);