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authorJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-02-10 13:45:43 -0600
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2007-02-10 13:45:43 -0600
commit81b7bbd1932a04869d4c8635a75222dfc6089f96 (patch)
tree285ae868a1e3a41fb0dbfe346c28e380949bcb55 /sound/core/control.c
parent98051995ab44b993f992946055edc6115351f725 (diff)
parent66efc5a7e3061c3597ac43a8bb1026488d57e66b (diff)
Merge branch 'linus'
Conflicts: drivers/scsi/ipr.c Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'sound/core/control.c')
-rw-r--r--sound/core/control.c42
1 files changed, 11 insertions, 31 deletions
diff --git a/sound/core/control.c b/sound/core/control.c
index 0c7bcd62e5b..42bcf2794b2 100644
--- a/sound/core/control.c
+++ b/sound/core/control.c
@@ -108,7 +108,6 @@ static void snd_ctl_empty_read_queue(struct snd_ctl_file * ctl)
static int snd_ctl_release(struct inode *inode, struct file *file)
{
unsigned long flags;
- struct list_head *list;
struct snd_card *card;
struct snd_ctl_file *ctl;
struct snd_kcontrol *control;
@@ -122,12 +121,10 @@ static int snd_ctl_release(struct inode *inode, struct file *file)
list_del(&ctl->list);
write_unlock_irqrestore(&card->ctl_files_rwlock, flags);
down_write(&card->controls_rwsem);
- list_for_each(list, &card->controls) {
- control = snd_kcontrol(list);
+ list_for_each_entry(control, &card->controls, list)
for (idx = 0; idx < control->count; idx++)
if (control->vd[idx].owner == ctl)
control->vd[idx].owner = NULL;
- }
up_write(&card->controls_rwsem);
snd_ctl_empty_read_queue(ctl);
kfree(ctl);
@@ -140,7 +137,6 @@ void snd_ctl_notify(struct snd_card *card, unsigned int mask,
struct snd_ctl_elem_id *id)
{
unsigned long flags;
- struct list_head *flist;
struct snd_ctl_file *ctl;
struct snd_kctl_event *ev;
@@ -149,14 +145,11 @@ void snd_ctl_notify(struct snd_card *card, unsigned int mask,
#if defined(CONFIG_SND_MIXER_OSS) || defined(CONFIG_SND_MIXER_OSS_MODULE)
card->mixer_oss_change_count++;
#endif
- list_for_each(flist, &card->ctl_files) {
- struct list_head *elist;
- ctl = snd_ctl_file(flist);
+ list_for_each_entry(ctl, &card->ctl_files, list) {
if (!ctl->subscribed)
continue;
spin_lock_irqsave(&ctl->read_lock, flags);
- list_for_each(elist, &ctl->events) {
- ev = snd_kctl_event(elist);
+ list_for_each_entry(ev, &ctl->events, list) {
if (ev->id.numid == id->numid) {
ev->mask |= mask;
goto _found;
@@ -190,7 +183,8 @@ EXPORT_SYMBOL(snd_ctl_notify);
*
* Returns the pointer of the new instance, or NULL on failure.
*/
-struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control, unsigned int access)
+static struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control,
+ unsigned int access)
{
struct snd_kcontrol *kctl;
unsigned int idx;
@@ -208,8 +202,6 @@ struct snd_kcontrol *snd_ctl_new(struct snd_kcontrol *control, unsigned int acce
return kctl;
}
-EXPORT_SYMBOL(snd_ctl_new);
-
/**
* snd_ctl_new1 - create a control instance from the template
* @ncontrol: the initialization record
@@ -277,11 +269,9 @@ EXPORT_SYMBOL(snd_ctl_free_one);
static unsigned int snd_ctl_hole_check(struct snd_card *card,
unsigned int count)
{
- struct list_head *list;
struct snd_kcontrol *kctl;
- list_for_each(list, &card->controls) {
- kctl = snd_kcontrol(list);
+ list_for_each_entry(kctl, &card->controls, list) {
if ((kctl->id.numid <= card->last_numid &&
kctl->id.numid + kctl->count > card->last_numid) ||
(kctl->id.numid <= card->last_numid + count - 1 &&
@@ -498,12 +488,10 @@ EXPORT_SYMBOL(snd_ctl_rename_id);
*/
struct snd_kcontrol *snd_ctl_find_numid(struct snd_card *card, unsigned int numid)
{
- struct list_head *list;
struct snd_kcontrol *kctl;
snd_assert(card != NULL && numid != 0, return NULL);
- list_for_each(list, &card->controls) {
- kctl = snd_kcontrol(list);
+ list_for_each_entry(kctl, &card->controls, list) {
if (kctl->id.numid <= numid && kctl->id.numid + kctl->count > numid)
return kctl;
}
@@ -527,14 +515,12 @@ EXPORT_SYMBOL(snd_ctl_find_numid);
struct snd_kcontrol *snd_ctl_find_id(struct snd_card *card,
struct snd_ctl_elem_id *id)
{
- struct list_head *list;
struct snd_kcontrol *kctl;
snd_assert(card != NULL && id != NULL, return NULL);
if (id->numid != 0)
return snd_ctl_find_numid(card, id->numid);
- list_for_each(list, &card->controls) {
- kctl = snd_kcontrol(list);
+ list_for_each_entry(kctl, &card->controls, list) {
if (kctl->id.iface != id->iface)
continue;
if (kctl->id.device != id->device)
@@ -1182,7 +1168,6 @@ static long snd_ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg
{
struct snd_ctl_file *ctl;
struct snd_card *card;
- struct list_head *list;
struct snd_kctl_ioctl *p;
void __user *argp = (void __user *)arg;
int __user *ip = argp;
@@ -1232,8 +1217,7 @@ static long snd_ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg
#endif
}
down_read(&snd_ioctl_rwsem);
- list_for_each(list, &snd_control_ioctls) {
- p = list_entry(list, struct snd_kctl_ioctl, list);
+ list_for_each_entry(p, &snd_control_ioctls, list) {
err = p->fioctl(card, ctl, cmd, arg);
if (err != -ENOIOCTLCMD) {
up_read(&snd_ioctl_rwsem);
@@ -1357,13 +1341,11 @@ EXPORT_SYMBOL(snd_ctl_register_ioctl_compat);
static int _snd_ctl_unregister_ioctl(snd_kctl_ioctl_func_t fcn,
struct list_head *lists)
{
- struct list_head *list;
struct snd_kctl_ioctl *p;
snd_assert(fcn != NULL, return -EINVAL);
down_write(&snd_ioctl_rwsem);
- list_for_each(list, lists) {
- p = list_entry(list, struct snd_kctl_ioctl, list);
+ list_for_each_entry(p, lists, list) {
if (p->fioctl == fcn) {
list_del(&p->list);
up_write(&snd_ioctl_rwsem);
@@ -1453,7 +1435,6 @@ static int snd_ctl_dev_register(struct snd_device *device)
static int snd_ctl_dev_disconnect(struct snd_device *device)
{
struct snd_card *card = device->device_data;
- struct list_head *flist;
struct snd_ctl_file *ctl;
int err, cardnum;
@@ -1462,8 +1443,7 @@ static int snd_ctl_dev_disconnect(struct snd_device *device)
snd_assert(cardnum >= 0 && cardnum < SNDRV_CARDS, return -ENXIO);
down_read(&card->controls_rwsem);
- list_for_each(flist, &card->ctl_files) {
- ctl = snd_ctl_file(flist);
+ list_for_each_entry(ctl, &card->ctl_files, list) {
wake_up(&ctl->change_sleep);
kill_fasync(&ctl->fasync, SIGIO, POLL_ERR);
}