diff options
Diffstat (limited to 'drivers/media/dvb-core')
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.c | 26 | ||||
| -rw-r--r-- | drivers/media/dvb-core/dvb_frontend.h | 5 |
2 files changed, 16 insertions, 15 deletions
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 6cc2631d8f0e..af88aeba5453 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -96,10 +96,6 @@ MODULE_PARM_DESC(dvb_mfe_wait_time, "Wait up to <mfe_wait_time> seconds on open( * FESTATE_LOSTLOCK. When the lock has been lost, and we're searching it again. */ -#define DVB_FE_NO_EXIT 0 -#define DVB_FE_NORMAL_EXIT 1 -#define DVB_FE_DEVICE_REMOVED 2 - static DEFINE_MUTEX(frontend_mutex); struct dvb_frontend_private { @@ -113,7 +109,6 @@ struct dvb_frontend_private { wait_queue_head_t wait_queue; struct task_struct *thread; unsigned long release_jiffies; - unsigned int exit; unsigned int wakeup; fe_status_t status; unsigned long tune_mode_flags; @@ -565,7 +560,7 @@ static int dvb_frontend_is_exiting(struct dvb_frontend *fe) { struct dvb_frontend_private *fepriv = fe->frontend_priv; - if (fepriv->exit != DVB_FE_NO_EXIT) + if (fe->exit != DVB_FE_NO_EXIT) return 1; if (fepriv->dvbdev->writers == 1) @@ -629,7 +624,7 @@ restart: /* got signal or quitting */ if (!down_interruptible(&fepriv->sem)) semheld = true; - fepriv->exit = DVB_FE_NORMAL_EXIT; + fe->exit = DVB_FE_NORMAL_EXIT; break; } @@ -739,9 +734,9 @@ restart: fepriv->thread = NULL; if (kthread_should_stop()) - fepriv->exit = DVB_FE_DEVICE_REMOVED; + fe->exit = DVB_FE_DEVICE_REMOVED; else - fepriv->exit = DVB_FE_NO_EXIT; + fe->exit = DVB_FE_NO_EXIT; mb(); if (semheld) @@ -756,7 +751,8 @@ static void dvb_frontend_stop(struct dvb_frontend *fe) dev_dbg(fe->dvb->device, "%s:\n", __func__); - fepriv->exit = DVB_FE_NORMAL_EXIT; + if (fe->exit != DVB_FE_DEVICE_REMOVED) + fe->exit = DVB_FE_NORMAL_EXIT; mb(); if (!fepriv->thread) @@ -826,7 +822,7 @@ static int dvb_frontend_start(struct dvb_frontend *fe) dev_dbg(fe->dvb->device, "%s:\n", __func__); if (fepriv->thread) { - if (fepriv->exit == DVB_FE_NO_EXIT) + if (fe->exit == DVB_FE_NO_EXIT) return 0; else dvb_frontend_stop (fe); @@ -838,7 +834,7 @@ static int dvb_frontend_start(struct dvb_frontend *fe) return -EINTR; fepriv->state = FESTATE_IDLE; - fepriv->exit = DVB_FE_NO_EXIT; + fe->exit = DVB_FE_NO_EXIT; fepriv->thread = NULL; mb(); @@ -1906,7 +1902,7 @@ static int dvb_frontend_ioctl(struct file *file, if (down_interruptible(&fepriv->sem)) return -ERESTARTSYS; - if (fepriv->exit != DVB_FE_NO_EXIT) { + if (fe->exit != DVB_FE_NO_EXIT) { up(&fepriv->sem); return -ENODEV; } @@ -2424,7 +2420,7 @@ static int dvb_frontend_open(struct inode *inode, struct file *file) int ret; dev_dbg(fe->dvb->device, "%s:\n", __func__); - if (fepriv->exit == DVB_FE_DEVICE_REMOVED) + if (fe->exit == DVB_FE_DEVICE_REMOVED) return -ENODEV; if (adapter->mfe_shared) { @@ -2529,7 +2525,7 @@ static int dvb_frontend_release(struct inode *inode, struct file *file) if (dvbdev->users == -1) { wake_up(&fepriv->wait_queue); - if (fepriv->exit != DVB_FE_NO_EXIT) + if (fe->exit != DVB_FE_NO_EXIT) wake_up(&dvbdev->wait_queue); if (fe->ops.ts_bus_ctrl) fe->ops.ts_bus_ctrl(fe, 0); diff --git a/drivers/media/dvb-core/dvb_frontend.h b/drivers/media/dvb-core/dvb_frontend.h index 371b6caf486c..625a3401cd41 100644 --- a/drivers/media/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb-core/dvb_frontend.h @@ -405,6 +405,10 @@ struct dtv_frontend_properties { struct dtv_fe_stats block_count; }; +#define DVB_FE_NO_EXIT 0 +#define DVB_FE_NORMAL_EXIT 1 +#define DVB_FE_DEVICE_REMOVED 2 + struct dvb_frontend { struct dvb_frontend_ops ops; struct dvb_adapter *dvb; @@ -418,6 +422,7 @@ struct dvb_frontend { #define DVB_FRONTEND_COMPONENT_DEMOD 1 int (*callback)(void *adapter_priv, int component, int cmd, int arg); int id; + unsigned int exit; }; extern int dvb_register_frontend(struct dvb_adapter *dvb, |