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authorMatthias Kaehlcke <matthias.kaehlcke@gmail.com>2007-05-08 09:32:00 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 20:15:15 +0200
commit69f545ea6aa9cf0a1b2e31b287e17f4cd9eb6d93 (patch)
tree14ffae34a61890a9cb652e316a3735074515049b /drivers/char/rocket_int.h
parentexport hrtimer_forward (diff)
downloadlinux-69f545ea6aa9cf0a1b2e31b287e17f4cd9eb6d93.tar.xz
linux-69f545ea6aa9cf0a1b2e31b287e17f4cd9eb6d93.zip
use mutex instead of semaphore in RocketPort driver
The RocketPort driver uses a semaphore as mutex. Use the mutex API instead of the (binary) semaphore. Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/rocket_int.h')
-rw-r--r--drivers/char/rocket_int.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/rocket_int.h b/drivers/char/rocket_int.h
index 3a8bcc85bc14..89b4d7b10d12 100644
--- a/drivers/char/rocket_int.h
+++ b/drivers/char/rocket_int.h
@@ -15,6 +15,8 @@
#define ROCKET_TYPE_MODEMIII 3
#define ROCKET_TYPE_PC104 4
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/byteorder.h>
@@ -1171,7 +1173,7 @@ struct r_port {
struct wait_queue *close_wait;
#endif
spinlock_t slock;
- struct semaphore write_sem;
+ struct mutex write_mtx;
};
#define RPORT_MAGIC 0x525001