diff options
Diffstat (limited to 'drivers/media/video/saa5246a.c')
| -rw-r--r-- | drivers/media/video/saa5246a.c | 10 |
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; } |