diff options
Diffstat (limited to 'sound/core/timer.c')
| -rw-r--r-- | sound/core/timer.c | 52 |
1 files changed, 22 insertions, 30 deletions
diff --git a/sound/core/timer.c b/sound/core/timer.c index 52ecbe1..7e5e562 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -88,7 +88,7 @@ static DEFINE_MUTEX(register_mutex); static int snd_timer_free(struct snd_timer *timer); static int snd_timer_dev_free(struct snd_device *device); static int snd_timer_dev_register(struct snd_device *device); -static int snd_timer_dev_unregister(struct snd_device *device); +static int snd_timer_dev_disconnect(struct snd_device *device); static void snd_timer_reschedule(struct snd_timer * timer, unsigned long ticks_left); @@ -773,7 +773,7 @@ int snd_timer_new(struct snd_card *card, char *id, struct snd_timer_id *tid, static struct snd_device_ops ops = { .dev_free = snd_timer_dev_free, .dev_register = snd_timer_dev_register, - .dev_unregister = snd_timer_dev_unregister + .dev_disconnect = snd_timer_dev_disconnect, }; snd_assert(tid != NULL, return -EINVAL); @@ -813,6 +813,21 @@ int snd_timer_new(struct snd_card *card, char *id, struct snd_timer_id *tid, static int snd_timer_free(struct snd_timer *timer) { snd_assert(timer != NULL, return -ENXIO); + + mutex_lock(®ister_mutex); + if (! list_empty(&timer->open_list_head)) { + struct list_head *p, *n; + struct snd_timer_instance *ti; + snd_printk(KERN_WARNING "timer %p is busy?\n", timer); + list_for_each_safe(p, n, &timer->open_list_head) { + list_del_init(p); + ti = list_entry(p, struct snd_timer_instance, open_list); + ti->timer = NULL; + } + } + list_del(&timer->device_list); + mutex_unlock(®ister_mutex); + if (timer->private_free) timer->private_free(timer); kfree(timer); @@ -867,30 +882,13 @@ static int snd_timer_dev_register(struct snd_device *dev) return 0; } -static int snd_timer_unregister(struct snd_timer *timer) +static int snd_timer_dev_disconnect(struct snd_device *device) { - struct list_head *p, *n; - struct snd_timer_instance *ti; - - snd_assert(timer != NULL, return -ENXIO); + struct snd_timer *timer = device->device_data; mutex_lock(®ister_mutex); - if (! list_empty(&timer->open_list_head)) { - snd_printk(KERN_WARNING "timer 0x%lx is busy?\n", (long)timer); - list_for_each_safe(p, n, &timer->open_list_head) { - list_del_init(p); - ti = list_entry(p, struct snd_timer_instance, open_list); - ti->timer = NULL; - } - } - list_del(&timer->device_list); + list_del_init(&timer->device_list); mutex_unlock(®ister_mutex); - return snd_timer_free(timer); -} - -static int snd_timer_dev_unregister(struct snd_device *device) -{ - struct snd_timer *timer = device->device_data; - return snd_timer_unregister(timer); + return 0; } void snd_timer_notify(struct snd_timer *timer, int event, struct timespec *tstamp) @@ -955,11 +953,6 @@ int snd_timer_global_register(struct snd_timer *timer) return snd_timer_dev_register(&dev); } -int snd_timer_global_unregister(struct snd_timer *timer) -{ - return snd_timer_unregister(timer); -} - /* * System timer */ @@ -1982,7 +1975,7 @@ static void __exit alsa_timer_exit(void) /* unregister the system timer */ list_for_each_safe(p, n, &snd_timer_list) { struct snd_timer *timer = list_entry(p, struct snd_timer, device_list); - snd_timer_unregister(timer); + snd_timer_free(timer); } snd_timer_proc_done(); #ifdef SNDRV_OSS_INFO_DEV_TIMERS @@ -2005,5 +1998,4 @@ EXPORT_SYMBOL(snd_timer_notify); EXPORT_SYMBOL(snd_timer_global_new); EXPORT_SYMBOL(snd_timer_global_free); EXPORT_SYMBOL(snd_timer_global_register); -EXPORT_SYMBOL(snd_timer_global_unregister); EXPORT_SYMBOL(snd_timer_interrupt); |
