Merge branch 'master'

10 files changed, 88 insertions, 87 deletions

diff --git a/sound/core/seq/oss/seq_oss.c b/sound/core/seq/oss/seq_oss.c
index c98f0ba13810..b9919785180b 100644
--- a/sound/core/seq/oss/seq_oss.c
+++ b/sound/core/seq/oss/seq_oss.c
@@ -24,6 +24,7 @@
 #include <linux/init.h>
 #include <linux/smp_lock.h>
 #include <linux/moduleparam.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/minors.h>
 #include <sound/initval.h>
@@ -124,7 +125,7 @@ module_exit(alsa_seq_oss_exit)
  * ALSA minor device interface
  */
 
-static DECLARE_MUTEX(register_mutex);
+static DEFINE_MUTEX(register_mutex);
 
 static int
 odev_open(struct inode *inode, struct file *file)
@@ -136,9 +137,9 @@ odev_open(struct inode *inode, struct file *file)
 	else
 		level = SNDRV_SEQ_OSS_MODE_SYNTH;
 
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	rc = snd_seq_oss_open(file, level);
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	return rc;
 }
@@ -153,9 +154,9 @@ odev_release(struct inode *inode, struct file *file)
 
 	snd_seq_oss_drain_write(dp);
 
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	snd_seq_oss_release(dp);
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	return 0;
 }
@@ -224,13 +225,13 @@ register_device(void)
 {
 	int rc;
 
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	if ((rc = snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_SEQUENCER,
 					  NULL, 0,
 					  &seq_oss_f_ops, NULL,
 					  SNDRV_SEQ_OSS_DEVNAME)) < 0) {
 		snd_printk(KERN_ERR "can't register device seq\n");
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return rc;
 	}
 	if ((rc = snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_MUSIC,
@@ -239,24 +240,24 @@ register_device(void)
 					  SNDRV_SEQ_OSS_DEVNAME)) < 0) {
 		snd_printk(KERN_ERR "can't register device music\n");
 		snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_SEQUENCER, NULL, 0);
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return rc;
 	}
 	debug_printk(("device registered\n"));
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 	return 0;
 }
 
 static void
 unregister_device(void)
 {
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	debug_printk(("device unregistered\n"));
 	if (snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_MUSIC, NULL, 0) < 0)		
 		snd_printk(KERN_ERR "error unregister device music\n");
 	if (snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_SEQUENCER, NULL, 0) < 0)
 		snd_printk(KERN_ERR "error unregister device seq\n");
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 }
 
 /*
@@ -270,12 +271,12 @@ static struct snd_info_entry *info_entry;
 static void
 info_read(struct snd_info_entry *entry, struct snd_info_buffer *buf)
 {
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	snd_iprintf(buf, "OSS sequencer emulation version %s\n", SNDRV_SEQ_OSS_VERSION_STR);
 	snd_seq_oss_system_info_read(buf);
 	snd_seq_oss_synth_info_read(buf);
 	snd_seq_oss_midi_info_read(buf);
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 }
 
 
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index fd2032eae214..bb15d9ee8842 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -67,7 +67,7 @@
 #define SNDRV_SEQ_LFLG_OPEN	(SNDRV_SEQ_LFLG_INPUT|SNDRV_SEQ_LFLG_OUTPUT)
 
 static DEFINE_SPINLOCK(clients_lock);
-static DECLARE_MUTEX(register_mutex);
+static DEFINE_MUTEX(register_mutex);
 
 /*
  * client table
@@ -237,7 +237,7 @@ static struct snd_seq_client *seq_create_client1(int client_index, int poolsize)
 	client->type = NO_CLIENT;
 	snd_use_lock_init(&client->use_lock);
 	rwlock_init(&client->ports_lock);
-	init_MUTEX(&client->ports_mutex);
+	mutex_init(&client->ports_mutex);
 	INIT_LIST_HEAD(&client->ports_list_head);
 
 	/* find free slot in the client table */
@@ -290,7 +290,7 @@ static int seq_free_client1(struct snd_seq_client *client)
 
 static void seq_free_client(struct snd_seq_client * client)
 {
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	switch (client->type) {
 	case NO_CLIENT:
 		snd_printk(KERN_WARNING "Seq: Trying to free unused client %d\n",
@@ -306,7 +306,7 @@ static void seq_free_client(struct snd_seq_client * client)
 		snd_printk(KERN_ERR "Seq: Trying to free client %d with undefined type = %d\n",
 			   client->number, client->type);
 	}
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	snd_seq_system_client_ev_client_exit(client->number);
 }
@@ -322,11 +322,11 @@ static int snd_seq_open(struct inode *inode, struct file *file)
 	struct snd_seq_client *client;
 	struct snd_seq_user_client *user;
 
-	if (down_interruptible(&register_mutex))
+	if (mutex_lock_interruptible(&register_mutex))
 		return -ERESTARTSYS;
 	client = seq_create_client1(-1, SNDRV_SEQ_DEFAULT_EVENTS);
 	if (client == NULL) {
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return -ENOMEM;	/* failure code */
 	}
 
@@ -346,14 +346,14 @@ static int snd_seq_open(struct inode *inode, struct file *file)
 		if (user->fifo == NULL) {
 			seq_free_client1(client);
 			kfree(client);
-			up(&register_mutex);
+			mutex_unlock(&register_mutex);
 			return -ENOMEM;
 		}
 	}
 
 	usage_alloc(&client_usage, 1);
 	client->type = USER_CLIENT;
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	c = client->number;
 	file->private_data = client;
@@ -1743,7 +1743,7 @@ static int snd_seq_ioctl_get_queue_timer(struct snd_seq_client *client,
 	if (queue == NULL)
 		return -EINVAL;
 
-	if (down_interruptible(&queue->timer_mutex)) {
+	if (mutex_lock_interruptible(&queue->timer_mutex)) {
 		queuefree(queue);
 		return -ERESTARTSYS;
 	}
@@ -1756,7 +1756,7 @@ static int snd_seq_ioctl_get_queue_timer(struct snd_seq_client *client,
 		timer.u.alsa.id = tmr->alsa_id;
 		timer.u.alsa.resolution = tmr->preferred_resolution;
 	}
-	up(&queue->timer_mutex);
+	mutex_unlock(&queue->timer_mutex);
 	queuefree(queue);
 	
 	if (copy_to_user(arg, &timer, sizeof(timer)))
@@ -1785,7 +1785,7 @@ static int snd_seq_ioctl_set_queue_timer(struct snd_seq_client *client,
 		q = queueptr(timer.queue);
 		if (q == NULL)
 			return -ENXIO;
-		if (down_interruptible(&q->timer_mutex)) {
+		if (mutex_lock_interruptible(&q->timer_mutex)) {
 			queuefree(q);
 			return -ERESTARTSYS;
 		}
@@ -1797,7 +1797,7 @@ static int snd_seq_ioctl_set_queue_timer(struct snd_seq_client *client,
 			tmr->preferred_resolution = timer.u.alsa.resolution;
 		}
 		result = snd_seq_queue_timer_open(timer.queue);
-		up(&q->timer_mutex);
+		mutex_unlock(&q->timer_mutex);
 		queuefree(q);
 	} else {
 		return -EPERM;
@@ -1866,8 +1866,7 @@ static int snd_seq_ioctl_get_client_pool(struct snd_seq_client *client,
 	info.output_pool = cptr->pool->size;
 	info.output_room = cptr->pool->room;
 	info.output_free = info.output_pool;
-	if (cptr->pool)
-		info.output_free = snd_seq_unused_cells(cptr->pool);
+	info.output_free = snd_seq_unused_cells(cptr->pool);
 	if (cptr->type == USER_CLIENT) {
 		info.input_pool = cptr->data.user.fifo_pool_size;
 		info.input_free = info.input_pool;
@@ -2230,7 +2229,7 @@ int snd_seq_create_kernel_client(struct snd_card *card, int client_index,
 	if (card == NULL && client_index >= SNDRV_SEQ_GLOBAL_CLIENTS)
 		return -EINVAL;
 
-	if (down_interruptible(&register_mutex))
+	if (mutex_lock_interruptible(&register_mutex))
 		return -ERESTARTSYS;
 
 	if (card) {
@@ -2243,7 +2242,7 @@ int snd_seq_create_kernel_client(struct snd_card *card, int client_index,
 	/* empty write queue as default */
 	client = seq_create_client1(client_index, 0);
 	if (client == NULL) {
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return -EBUSY;	/* failure code */
 	}
 	usage_alloc(&client_usage, 1);
@@ -2256,7 +2255,7 @@ int snd_seq_create_kernel_client(struct snd_card *card, int client_index,
 	va_end(args);
 
 	client->type = KERNEL_CLIENT;
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	/* make others aware this new client */
 	snd_seq_system_client_ev_client_start(client->number);
@@ -2464,7 +2463,7 @@ static void snd_seq_info_dump_ports(struct snd_info_buffer *buffer,
 {
 	struct list_head *l;
 
-	down(&client->ports_mutex);
+	mutex_lock(&client->ports_mutex);
 	list_for_each(l, &client->ports_list_head) {
 		struct snd_seq_client_port *p = list_entry(l, struct snd_seq_client_port, list);
 		snd_iprintf(buffer, "  Port %3d : \"%s\" (%c%c%c%c)\n",
@@ -2476,7 +2475,7 @@ static void snd_seq_info_dump_ports(struct snd_info_buffer *buffer,
 		snd_seq_info_dump_subscribers(buffer, &p->c_src, 1, "    Connecting To: ");
 		snd_seq_info_dump_subscribers(buffer, &p->c_dest, 0, "    Connected From: ");
 	}
-	up(&client->ports_mutex);
+	mutex_unlock(&client->ports_mutex);
 }
 
 
@@ -2550,16 +2549,16 @@ int __init snd_sequencer_device_init(void)
 {
 	int err;
 
-	if (down_interruptible(&register_mutex))
+	if (mutex_lock_interruptible(&register_mutex))
 		return -ERESTARTSYS;
 
 	if ((err = snd_register_device(SNDRV_DEVICE_TYPE_SEQUENCER, NULL, 0,
 				       &snd_seq_f_ops, NULL, "seq")) < 0) {
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return err;
 	}
 	
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 
 	return 0;
 }
diff --git a/sound/core/seq/seq_clientmgr.h b/sound/core/seq/seq_clientmgr.h
index 450091ca153d..5e04e20e239f 100644
--- a/sound/core/seq/seq_clientmgr.h
+++ b/sound/core/seq/seq_clientmgr.h
@@ -58,7 +58,7 @@ struct snd_seq_client {
 	int num_ports;		/* number of ports */
 	struct list_head ports_list_head;
 	rwlock_t ports_lock;
-	struct semaphore ports_mutex;
+	struct mutex ports_mutex;
 	int convert32;		/* convert 32->64bit */
 
 	/* output pool */
diff --git a/sound/core/seq/seq_device.c b/sound/core/seq/seq_device.c
index 9ece443fba55..d9a3e5a18d6a 100644
--- a/sound/core/seq/seq_device.c
+++ b/sound/core/seq/seq_device.c
@@ -45,6 +45,7 @@
 #include <sound/initval.h>
 #include <linux/kmod.h>
 #include <linux/slab.h>
+#include <linux/mutex.h>
 
 MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
 MODULE_DESCRIPTION("ALSA sequencer device management");
@@ -69,7 +70,7 @@ struct ops_list {
 	struct list_head dev_list;	/* list of devices */
 	int num_devices;	/* number of associated devices */
 	int num_init_devices;	/* number of initialized devices */
-	struct semaphore reg_mutex;
+	struct mutex reg_mutex;
 
 	struct list_head list;	/* next driver */
 };
@@ -77,7 +78,7 @@ struct ops_list {
 
 static LIST_HEAD(opslist);
 static int num_ops;
-static DECLARE_MUTEX(ops_mutex);
+static DEFINE_MUTEX(ops_mutex);
 #ifdef CONFIG_PROC_FS
 static struct snd_info_entry *info_entry = NULL;
 #endif
@@ -108,7 +109,7 @@ static void snd_seq_device_info(struct snd_info_entry *entry,
 {
 	struct list_head *head;
 
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	list_for_each(head, &opslist) {
 		struct ops_list *ops = list_entry(head, struct ops_list, list);
 		snd_iprintf(buffer, "snd-%s%s%s%s,%d\n",
@@ -118,7 +119,7 @@ static void snd_seq_device_info(struct snd_info_entry *entry,
 				ops->driver & DRIVER_LOCKED ? ",locked" : "",
 				ops->num_devices);
 	}
-	up(&ops_mutex);	
+	mutex_unlock(&ops_mutex);
 }
 #endif
  
@@ -154,20 +155,20 @@ void snd_seq_device_load_drivers(void)
 	if (! current->fs->root)
 		return;
 
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	list_for_each(head, &opslist) {
 		struct ops_list *ops = list_entry(head, struct ops_list, list);
 		if (! (ops->driver & DRIVER_LOADED) &&
 		    ! (ops->driver & DRIVER_REQUESTED)) {
 			ops->used++;
-			up(&ops_mutex);
+			mutex_unlock(&ops_mutex);
 			ops->driver |= DRIVER_REQUESTED;
 			request_module("snd-%s", ops->id);
-			down(&ops_mutex);
+			mutex_lock(&ops_mutex);
 			ops->used--;
 		}
 	}
-	up(&ops_mutex);
+	mutex_unlock(&ops_mutex);
 #endif
 }
 
@@ -214,10 +215,10 @@ int snd_seq_device_new(struct snd_card *card, int device, char *id, int argsize,
 	dev->status = SNDRV_SEQ_DEVICE_FREE;
 
 	/* add this device to the list */
-	down(&ops->reg_mutex);
+	mutex_lock(&ops->reg_mutex);
 	list_add_tail(&dev->list, &ops->dev_list);
 	ops->num_devices++;
-	up(&ops->reg_mutex);
+	mutex_unlock(&ops->reg_mutex);
 
 	unlock_driver(ops);
 	
@@ -246,10 +247,10 @@ static int snd_seq_device_free(struct snd_seq_device *dev)
 		return -ENXIO;
 
 	/* remove the device from the list */
-	down(&ops->reg_mutex);
+	mutex_lock(&ops->reg_mutex);
 	list_del(&dev->list);
 	ops->num_devices--;
-	up(&ops->reg_mutex);
+	mutex_unlock(&ops->reg_mutex);
 
 	free_device(dev, ops);
 	if (dev->private_free)
@@ -344,7 +345,7 @@ int snd_seq_device_register_driver(char *id, struct snd_seq_dev_ops *entry,
 		return -EBUSY;
 	}
 
-	down(&ops->reg_mutex);
+	mutex_lock(&ops->reg_mutex);
 	/* copy driver operators */
 	ops->ops = *entry;
 	ops->driver |= DRIVER_LOADED;
@@ -355,7 +356,7 @@ int snd_seq_device_register_driver(char *id, struct snd_seq_dev_ops *entry,
 		struct snd_seq_device *dev = list_entry(head, struct snd_seq_device, list);
 		init_device(dev, ops);
 	}
-	up(&ops->reg_mutex);
+	mutex_unlock(&ops->reg_mutex);
 
 	unlock_driver(ops);
 	snd_seq_autoload_unlock();
@@ -378,17 +379,17 @@ static struct ops_list * create_driver(char *id)
 
 	/* set up driver entry */
 	strlcpy(ops->id, id, sizeof(ops->id));
-	init_MUTEX(&ops->reg_mutex);
+	mutex_init(&ops->reg_mutex);
 	ops->driver = DRIVER_EMPTY;
 	INIT_LIST_HEAD(&ops->dev_list);
 	/* lock this instance */
 	ops->used = 1;
 
 	/* register driver entry */
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	list_add_tail(&ops->list, &opslist);
 	num_ops++;
-	up(&ops_mutex);
+	mutex_unlock(&ops_mutex);
 
 	return ops;
 }
@@ -414,7 +415,7 @@ int snd_seq_device_unregister_driver(char *id)
 	}
 
 	/* close and release all devices associated with this driver */
-	down(&ops->reg_mutex);
+	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);
@@ -425,7 +426,7 @@ int snd_seq_device_unregister_driver(char *id)
 	if (ops->num_init_devices > 0)
 		snd_printk(KERN_ERR "free_driver: init_devices > 0!! (%d)\n",
 			   ops->num_init_devices);
-	up(&ops->reg_mutex);
+	mutex_unlock(&ops->reg_mutex);
 
 	unlock_driver(ops);
 
@@ -443,7 +444,7 @@ static void remove_drivers(void)
 {
 	struct list_head *head;
 
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	head = opslist.next;
 	while (head != &opslist) {
 		struct ops_list *ops = list_entry(head, struct ops_list, list);
@@ -456,7 +457,7 @@ static void remove_drivers(void)
 		} else
 			head = head->next;
 	}
-	up(&ops_mutex);
+	mutex_unlock(&ops_mutex);
 }
 
 /*
@@ -519,16 +520,16 @@ static struct ops_list * find_driver(char *id, int create_if_empty)
 {
 	struct list_head *head;
 
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	list_for_each(head, &opslist) {
 		struct ops_list *ops = list_entry(head, struct ops_list, list);
 		if (strcmp(ops->id, id) == 0) {
 			ops->used++;
-			up(&ops_mutex);
+			mutex_unlock(&ops_mutex);
 			return ops;
 		}
 	}
-	up(&ops_mutex);
+	mutex_unlock(&ops_mutex);
 	if (create_if_empty)
 		return create_driver(id);
 	return NULL;
@@ -536,9 +537,9 @@ static struct ops_list * find_driver(char *id, int create_if_empty)
 
 static void unlock_driver(struct ops_list *ops)
 {
-	down(&ops_mutex);
+	mutex_lock(&ops_mutex);
 	ops->used--;
-	up(&ops_mutex);
+	mutex_unlock(&ops_mutex);
 }
 
 
diff --git a/sound/core/seq/seq_instr.c b/sound/core/seq/seq_instr.c
index 487452063965..f30d171b6d96 100644
--- a/sound/core/seq/seq_instr.c
+++ b/sound/core/seq/seq_instr.c
@@ -36,7 +36,7 @@ static void snd_instr_lock_ops(struct snd_seq_kinstr_list *list)
 	if (!(list->flags & SNDRV_SEQ_INSTR_FLG_DIRECT)) {
 		spin_lock_irqsave(&list->ops_lock, list->ops_flags);
 	} else {
-		down(&list->ops_mutex);
+		mutex_lock(&list->ops_mutex);
 	}
 }
 
@@ -45,7 +45,7 @@ static void snd_instr_unlock_ops(struct snd_seq_kinstr_list *list)
 	if (!(list->flags & SNDRV_SEQ_INSTR_FLG_DIRECT)) {
 		spin_unlock_irqrestore(&list->ops_lock, list->ops_flags);
 	} else {
-		up(&list->ops_mutex);
+		mutex_unlock(&list->ops_mutex);
 	}
 }
 
@@ -82,7 +82,7 @@ struct snd_seq_kinstr_list *snd_seq_instr_list_new(void)
 		return NULL;
 	spin_lock_init(&list->lock);
 	spin_lock_init(&list->ops_lock);
-	init_MUTEX(&list->ops_mutex);
+	mutex_init(&list->ops_mutex);
 	list->owner = -1;
 	return list;
 }
diff --git a/sound/core/seq/seq_midi.c b/sound/core/seq/seq_midi.c
index ce0df86157de..9caa1372bece 100644
--- a/sound/core/seq/seq_midi.c
+++ b/sound/core/seq/seq_midi.c
@@ -32,7 +32,7 @@ Possible options for midisynth module:
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/moduleparam.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/rawmidi.h>
 #include <sound/seq_kernel.h>
@@ -70,7 +70,7 @@ struct seq_midisynth_client {
 };
 
 static struct seq_midisynth_client *synths[SNDRV_CARDS];
-static DECLARE_MUTEX(register_mutex);
+static DEFINE_MUTEX(register_mutex);
 
 /* handle rawmidi input event (MIDI v1.0 stream) */
 static void snd_midi_input_event(struct snd_rawmidi_substream *substream)
@@ -308,13 +308,13 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
 	if (ports > (256 / SNDRV_RAWMIDI_DEVICES))
 		ports = 256 / SNDRV_RAWMIDI_DEVICES;
 
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	client = synths[card->number];
 	if (client == NULL) {
 		newclient = 1;
 		client = kzalloc(sizeof(*client), GFP_KERNEL);
 		if (client == NULL) {
-			up(&register_mutex);
+			mutex_unlock(&register_mutex);
 			kfree(info);
 			return -ENOMEM;
 		}
@@ -324,7 +324,7 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
 				(const char *)info->name : "External MIDI");
 		if (client->seq_client < 0) {
 			kfree(client);
-			up(&register_mutex);
+			mutex_unlock(&register_mutex);
 			kfree(info);
 			return -ENOMEM;
 		}
@@ -397,7 +397,7 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
 	client->num_ports++;
 	if (newclient)
 		synths[card->number] = client;
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 	kfree(info);
 	kfree(port);
 	return 0;	/* success */
@@ -414,7 +414,7 @@ snd_seq_midisynth_register_port(struct snd_seq_device *dev)
 	}
 	kfree(info);
 	kfree(port);
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 	return -ENOMEM;
 }
 
@@ -427,10 +427,10 @@ snd_seq_midisynth_unregister_port(struct snd_seq_device *dev)
 	struct snd_card *card = dev->card;
 	int device = dev->device, p, ports;
 	
-	down(&register_mutex);
+	mutex_lock(&register_mutex);
 	client = synths[card->number];
 	if (client == NULL || client->ports[device] == NULL) {
-		up(&register_mutex);
+		mutex_unlock(&register_mutex);
 		return -ENODEV;
 	}
 	ports = client->ports_per_device[device];
@@ -446,7 +446,7 @@ snd_seq_midisynth_unregister_port(struct snd_seq_device *dev)
 		synths[card->number] = NULL;
 		kfree(client);
 	}
-	up(&register_mutex);
+	mutex_unlock(&register_mutex);
 	return 0;
 }
 
diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
index 2b384fd7967f..41e078c938cd 100644
--- a/sound/core/seq/seq_ports.c
+++ b/sound/core/seq/seq_ports.c
@@ -159,7 +159,7 @@ struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
 	port_subs_info_init(&new_port->c_dest);
 
 	num = port >= 0 ? port : 0;
-	down(&client->ports_mutex);
+	mutex_lock(&client->ports_mutex);
 	write_lock_irqsave(&client->ports_lock, flags);
 	list_for_each(l, &client->ports_list_head) {
 		struct snd_seq_client_port *p = list_entry(l, struct snd_seq_client_port, list);
@@ -173,7 +173,7 @@ struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
 	client->num_ports++;
 	new_port->addr.port = num;	/* store the port number in the port */
 	write_unlock_irqrestore(&client->ports_lock, flags);
-	up(&client->ports_mutex);
+	mutex_unlock(&client->ports_mutex);
 	sprintf(new_port->name, "port-%d", num);
 
 	return new_port;
@@ -292,7 +292,7 @@ int snd_seq_delete_port(struct snd_seq_client *client, int port)
 	struct list_head *l;
 	struct snd_seq_client_port *found = NULL;
 
-	down(&client->ports_mutex);
+	mutex_lock(&client->ports_mutex);
 	write_lock_irqsave(&client->ports_lock, flags);
 	list_for_each(l, &client->ports_list_head) {
 		struct snd_seq_client_port *p = list_entry(l, struct snd_seq_client_port, list);
@@ -305,7 +305,7 @@ int snd_seq_delete_port(struct snd_seq_client *client, int port)
 		}
 	}
 	write_unlock_irqrestore(&client->ports_lock, flags);
-	up(&client->ports_mutex);
+	mutex_unlock(&client->ports_mutex);
 	if (found)
 		return port_delete(client, found);
 	else
@@ -321,7 +321,7 @@ int snd_seq_delete_all_ports(struct snd_seq_client *client)
 	/* move the port list to deleted_list, and
 	 * clear the port list in the client data.
 	 */
-	down(&client->ports_mutex);
+	mutex_lock(&client->ports_mutex);
 	write_lock_irqsave(&client->ports_lock, flags);
 	if (! list_empty(&client->ports_list_head)) {
 		__list_add(&deleted_list,
@@ -341,7 +341,7 @@ int snd_seq_delete_all_ports(struct snd_seq_client *client)
 		snd_seq_system_client_ev_port_exit(port->addr.client, port->addr.port);
 		port_delete(client, port);
 	}
-	up(&client->ports_mutex);
+	mutex_unlock(&client->ports_mutex);
 	return 0;
 }
 
diff --git a/sound/core/seq/seq_queue.c b/sound/core/seq/seq_queue.c
index 9cf20f045542..9b87bb0c7f33 100644
--- a/sound/core/seq/seq_queue.c
+++ b/sound/core/seq/seq_queue.c
@@ -119,7 +119,7 @@ static struct snd_seq_queue *queue_new(int owner, int locked)
 
 	spin_lock_init(&q->owner_lock);
 	spin_lock_init(&q->check_lock);
-	init_MUTEX(&q->timer_mutex);
+	mutex_init(&q->timer_mutex);
 	snd_use_lock_init(&q->use_lock);
 	q->queue = -1;
 
@@ -516,7 +516,7 @@ int snd_seq_queue_use(int queueid, int client, int use)
 	queue = queueptr(queueid);
 	if (queue == NULL)
 		return -EINVAL;
-	down(&queue->timer_mutex);
+	mutex_lock(&queue->timer_mutex);
 	if (use) {
 		if (!test_and_set_bit(client, queue->clients_bitmap))
 			queue->clients++;
@@ -531,7 +531,7 @@ int snd_seq_queue_use(int queueid, int client, int use)
 	} else {
 		snd_seq_timer_close(queue);
 	}
-	up(&queue->timer_mutex);
+	mutex_unlock(&queue->timer_mutex);
 	queuefree(queue);
 	return 0;
 }
diff --git a/sound/core/seq/seq_queue.h b/sound/core/seq/seq_queue.h
index 888438599387..30c8111477f6 100644
--- a/sound/core/seq/seq_queue.h
+++ b/sound/core/seq/seq_queue.h
@@ -54,7 +54,7 @@ struct snd_seq_queue {
 	/* clients which uses this queue (bitmap) */
 	DECLARE_BITMAP(clients_bitmap, SNDRV_SEQ_MAX_CLIENTS);
 	unsigned int clients;	/* users of this queue */
-	struct semaphore timer_mutex;
+	struct mutex timer_mutex;
 
 	snd_use_lock_t use_lock;
 };
diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
index 14fd1a608e14..f4edec603b8f 100644
--- a/sound/core/seq/seq_virmidi.c
+++ b/sound/core/seq/seq_virmidi.c
@@ -167,7 +167,7 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
 			return;		/* ignored */
 		}
 		if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {
-			if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, 0, 0) < 0)
+			if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)
 				return;
 			vmidi->event.type = SNDRV_SEQ_EVENT_NONE;
 		}
@@ -186,7 +186,7 @@ static void snd_virmidi_output_trigger(struct snd_rawmidi_substream *substream,
 				pbuf += res;
 				count -= res;
 				if (vmidi->event.type != SNDRV_SEQ_EVENT_NONE) {
-					if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, 0, 0) < 0)
+					if (snd_seq_kernel_client_dispatch(vmidi->client, &vmidi->event, in_atomic(), 0) < 0)
 						return;
 					vmidi->event.type = SNDRV_SEQ_EVENT_NONE;
 				}