diff options
Diffstat (limited to 'sound/core/seq/seq_device.c')
| -rw-r--r-- | sound/core/seq/seq_device.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/sound/core/seq/seq_device.c b/sound/core/seq/seq_device.c index b79d011813c..37852cdace7 100644 --- a/sound/core/seq/seq_device.c +++ b/sound/core/seq/seq_device.c @@ -106,11 +106,10 @@ static void remove_drivers(void); static void snd_seq_device_info(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { - struct list_head *head; + struct ops_list *ops; mutex_lock(&ops_mutex); - list_for_each(head, &opslist) { - struct ops_list *ops = list_entry(head, struct ops_list, list); + list_for_each_entry(ops, &opslist, list) { snd_iprintf(buffer, "snd-%s%s%s%s,%d\n", ops->id, ops->driver & DRIVER_LOADED ? ",loaded" : (ops->driver == DRIVER_EMPTY ? ",empty" : ""), @@ -143,7 +142,7 @@ void snd_seq_autoload_unlock(void) void snd_seq_device_load_drivers(void) { #ifdef CONFIG_KMOD - struct list_head *head; + struct ops_list *ops; /* Calling request_module during module_init() * may cause blocking. @@ -155,8 +154,7 @@ void snd_seq_device_load_drivers(void) return; mutex_lock(&ops_mutex); - list_for_each(head, &opslist) { - struct ops_list *ops = list_entry(head, struct ops_list, list); + list_for_each_entry(ops, &opslist, list) { if (! (ops->driver & DRIVER_LOADED) && ! (ops->driver & DRIVER_REQUESTED)) { ops->used++; @@ -314,8 +312,8 @@ static int snd_seq_device_dev_disconnect(struct snd_device *device) int snd_seq_device_register_driver(char *id, struct snd_seq_dev_ops *entry, int argsize) { - struct list_head *head; struct ops_list *ops; + struct snd_seq_device *dev; if (id == NULL || entry == NULL || entry->init_device == NULL || entry->free_device == NULL) @@ -341,8 +339,7 @@ int snd_seq_device_register_driver(char *id, struct snd_seq_dev_ops *entry, ops->argsize = argsize; /* initialize existing devices if necessary */ - list_for_each(head, &ops->dev_list) { - struct snd_seq_device *dev = list_entry(head, struct snd_seq_device, list); + list_for_each_entry(dev, &ops->dev_list, list) { init_device(dev, ops); } mutex_unlock(&ops->reg_mutex); @@ -394,8 +391,8 @@ static struct ops_list * create_driver(char *id) */ int snd_seq_device_unregister_driver(char *id) { - struct list_head *head; struct ops_list *ops; + struct snd_seq_device *dev; ops = find_driver(id, 0); if (ops == NULL) @@ -411,8 +408,7 @@ int snd_seq_device_unregister_driver(char *id) /* close and release all devices associated with this driver */ mutex_lock(&ops->reg_mutex); ops->driver |= DRIVER_LOCKED; /* do not remove this driver recursively */ - list_for_each(head, &ops->dev_list) { - struct snd_seq_device *dev = list_entry(head, struct snd_seq_device, list); + list_for_each_entry(dev, &ops->dev_list, list) { free_device(dev, ops); } @@ -512,11 +508,10 @@ static int free_device(struct snd_seq_device *dev, struct ops_list *ops) */ static struct ops_list * find_driver(char *id, int create_if_empty) { - struct list_head *head; + struct ops_list *ops; mutex_lock(&ops_mutex); - list_for_each(head, &opslist) { - struct ops_list *ops = list_entry(head, struct ops_list, list); + list_for_each_entry(ops, &opslist, list) { if (strcmp(ops->id, id) == 0) { ops->used++; mutex_unlock(&ops_mutex); |