diff options
Diffstat (limited to 'drivers/media/dvb/b2c2')
| -rw-r--r-- | drivers/media/dvb/b2c2/flexcop-common.h | 4 | ||||
| -rw-r--r-- | drivers/media/dvb/b2c2/flexcop-i2c.c | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/dvb/b2c2/flexcop-common.h b/drivers/media/dvb/b2c2/flexcop-common.h index 7d7e1613c5a..b3dd0603cd9 100644 --- a/drivers/media/dvb/b2c2/flexcop-common.h +++ b/drivers/media/dvb/b2c2/flexcop-common.h @@ -10,6 +10,7 @@ #include <linux/config.h> #include <linux/pci.h> +#include <linux/mutex.h> #include "flexcop-reg.h" @@ -73,8 +74,7 @@ struct flexcop_device { int (*fe_sleep) (struct dvb_frontend *); struct i2c_adapter i2c_adap; - struct semaphore i2c_sem; - + struct mutex i2c_mutex; struct module *owner; /* options and status */ diff --git a/drivers/media/dvb/b2c2/flexcop-i2c.c b/drivers/media/dvb/b2c2/flexcop-i2c.c index 56495cb6cd0..e0bd2d8f0f0 100644 --- a/drivers/media/dvb/b2c2/flexcop-i2c.c +++ b/drivers/media/dvb/b2c2/flexcop-i2c.c @@ -135,7 +135,7 @@ static int flexcop_master_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msgs struct flexcop_device *fc = i2c_get_adapdata(i2c_adap); int i, ret = 0; - if (down_interruptible(&fc->i2c_sem)) + if (mutex_lock_interruptible(&fc->i2c_mutex)) return -ERESTARTSYS; /* reading */ @@ -161,7 +161,7 @@ static int flexcop_master_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msgs else ret = num; - up(&fc->i2c_sem); + mutex_unlock(&fc->i2c_mutex); return ret; } @@ -180,7 +180,7 @@ int flexcop_i2c_init(struct flexcop_device *fc) { int ret; - sema_init(&fc->i2c_sem,1); + mutex_init(&fc->i2c_mutex); memset(&fc->i2c_adap, 0, sizeof(struct i2c_adapter)); strncpy(fc->i2c_adap.name, "B2C2 FlexCop device",I2C_NAME_SIZE); |