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path: root/drivers/media/video/saa5246a.c
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Diffstat (limited to 'drivers/media/video/saa5246a.c')
-rw-r--r--drivers/media/video/saa5246a.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/video/saa5246a.c b/drivers/media/video/saa5246a.c
index 2ce0102..dd830e0 100644
--- a/drivers/media/video/saa5246a.c
+++ b/drivers/media/video/saa5246a.c
@@ -46,6 +46,8 @@
#include <linux/i2c.h>
#include <linux/videotext.h>
#include <linux/videodev.h>
+#include <linux/mutex.h>
+
#include "saa5246a.h"
MODULE_AUTHOR("Michael Geng <linux@MichaelGeng.de>");
@@ -57,7 +59,7 @@ struct saa5246a_device
u8 pgbuf[NUM_DAUS][VTX_VIRTUALSIZE];
int is_searching[NUM_DAUS];
struct i2c_client *client;
- struct semaphore lock;
+ struct mutex lock;
};
static struct video_device saa_template; /* Declared near bottom */
@@ -90,7 +92,7 @@ static int saa5246a_attach(struct i2c_adapter *adap, int addr, int kind)
return -ENOMEM;
}
strlcpy(client->name, IF_NAME, I2C_NAME_SIZE);
- init_MUTEX(&t->lock);
+ mutex_init(&t->lock);
/*
* Now create a video4linux device
@@ -719,9 +721,9 @@ static int saa5246a_ioctl(struct inode *inode, struct file *file,
int err;
cmd = vtx_fix_command(cmd);
- down(&t->lock);
+ mutex_lock(&t->lock);
err = video_usercopy(inode, file, cmd, arg, do_saa5246a_ioctl);
- up(&t->lock);
+ mutex_unlock(&t->lock);
return err;
}