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-rw-r--r--sound/core/seq/seq_ports.c152
1 files changed, 88 insertions, 64 deletions
diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
index 57ec31df0d15..2b384fd7967f 100644
--- a/sound/core/seq/seq_ports.c
+++ b/sound/core/seq/seq_ports.c
@@ -56,16 +56,17 @@ much elements are in array.
*/
/* return pointer to port structure - port is locked if found */
-client_port_t *snd_seq_port_use_ptr(client_t *client, int num)
+struct snd_seq_client_port *snd_seq_port_use_ptr(struct snd_seq_client *client,
+ int num)
{
struct list_head *p;
- client_port_t *port;
+ struct snd_seq_client_port *port;
if (client == NULL)
return NULL;
read_lock(&client->ports_lock);
list_for_each(p, &client->ports_list_head) {
- port = list_entry(p, client_port_t, list);
+ port = list_entry(p, struct snd_seq_client_port, list);
if (port->addr.port == num) {
if (port->closing)
break; /* deleting now */
@@ -80,17 +81,18 @@ client_port_t *snd_seq_port_use_ptr(client_t *client, int num)
/* search for the next port - port is locked if found */
-client_port_t *snd_seq_port_query_nearest(client_t *client, snd_seq_port_info_t *pinfo)
+struct snd_seq_client_port *snd_seq_port_query_nearest(struct snd_seq_client *client,
+ struct snd_seq_port_info *pinfo)
{
int num;
struct list_head *p;
- client_port_t *port, *found;
+ struct snd_seq_client_port *port, *found;
num = pinfo->addr.port;
found = NULL;
read_lock(&client->ports_lock);
list_for_each(p, &client->ports_list_head) {
- port = list_entry(p, client_port_t, list);
+ port = list_entry(p, struct snd_seq_client_port, list);
if (port->addr.port < num)
continue;
if (port->addr.port == num) {
@@ -111,8 +113,8 @@ client_port_t *snd_seq_port_query_nearest(client_t *client, snd_seq_port_info_t
}
-/* initialize port_subs_info_t */
-static void port_subs_info_init(port_subs_info_t *grp)
+/* initialize snd_seq_port_subs_info */
+static void port_subs_info_init(struct snd_seq_port_subs_info *grp)
{
INIT_LIST_HEAD(&grp->list_head);
grp->count = 0;
@@ -125,10 +127,11 @@ static void port_subs_info_init(port_subs_info_t *grp)
/* create a port, port number is returned (-1 on failure) */
-client_port_t *snd_seq_create_port(client_t *client, int port)
+struct snd_seq_client_port *snd_seq_create_port(struct snd_seq_client *client,
+ int port)
{
unsigned long flags;
- client_port_t *new_port;
+ struct snd_seq_client_port *new_port;
struct list_head *l;
int num = -1;
@@ -159,7 +162,7 @@ client_port_t *snd_seq_create_port(client_t *client, int port)
down(&client->ports_mutex);
write_lock_irqsave(&client->ports_lock, flags);
list_for_each(l, &client->ports_list_head) {
- client_port_t *p = list_entry(l, client_port_t, list);
+ struct snd_seq_client_port *p = list_entry(l, struct snd_seq_client_port, list);
if (p->addr.port > num)
break;
if (port < 0) /* auto-probe mode */
@@ -177,17 +180,24 @@ client_port_t *snd_seq_create_port(client_t *client, int port)
}
/* */
-enum group_type_t {
+enum group_type {
SRC_LIST, DEST_LIST
};
-static int subscribe_port(client_t *client, client_port_t *port, port_subs_info_t *grp, snd_seq_port_subscribe_t *info, int send_ack);
-static int unsubscribe_port(client_t *client, client_port_t *port, port_subs_info_t *grp, snd_seq_port_subscribe_t *info, int send_ack);
+static int subscribe_port(struct snd_seq_client *client,
+ struct snd_seq_client_port *port,
+ struct snd_seq_port_subs_info *grp,
+ struct snd_seq_port_subscribe *info, int send_ack);
+static int unsubscribe_port(struct snd_seq_client *client,
+ struct snd_seq_client_port *port,
+ struct snd_seq_port_subs_info *grp,
+ struct snd_seq_port_subscribe *info, int send_ack);
-static client_port_t *get_client_port(snd_seq_addr_t *addr, client_t **cp)
+static struct snd_seq_client_port *get_client_port(struct snd_seq_addr *addr,
+ struct snd_seq_client **cp)
{
- client_port_t *p;
+ struct snd_seq_client_port *p;
*cp = snd_seq_client_use_ptr(addr->client);
if (*cp) {
p = snd_seq_port_use_ptr(*cp, addr->port);
@@ -204,22 +214,24 @@ static client_port_t *get_client_port(snd_seq_addr_t *addr, client_t **cp)
* remove all subscribers on the list
* this is called from port_delete, for each src and dest list.
*/
-static void clear_subscriber_list(client_t *client, client_port_t *port,
- port_subs_info_t *grp, int grptype)
+static void clear_subscriber_list(struct snd_seq_client *client,
+ struct snd_seq_client_port *port,
+ struct snd_seq_port_subs_info *grp,
+ int grptype)
{
struct list_head *p, *n;
down_write(&grp->list_mutex);
list_for_each_safe(p, n, &grp->list_head) {
- subscribers_t *subs;
- client_t *c;
- client_port_t *aport;
+ struct snd_seq_subscribers *subs;
+ struct snd_seq_client *c;
+ struct snd_seq_client_port *aport;
if (grptype == SRC_LIST) {
- subs = list_entry(p, subscribers_t, src_list);
+ subs = list_entry(p, struct snd_seq_subscribers, src_list);
aport = get_client_port(&subs->info.dest, &c);
} else {
- subs = list_entry(p, subscribers_t, dest_list);
+ subs = list_entry(p, struct snd_seq_subscribers, dest_list);
aport = get_client_port(&subs->info.sender, &c);
}
list_del(p);
@@ -233,7 +245,7 @@ static void clear_subscriber_list(client_t *client, client_port_t *port,
kfree(subs);
} else {
/* ok we got the connected port */
- port_subs_info_t *agrp;
+ struct snd_seq_port_subs_info *agrp;
agrp = (grptype == SRC_LIST) ? &aport->c_dest : &aport->c_src;
down_write(&agrp->list_mutex);
if (grptype == SRC_LIST)
@@ -251,7 +263,8 @@ static void clear_subscriber_list(client_t *client, client_port_t *port,
}
/* delete port data */
-static int port_delete(client_t *client, client_port_t *port)
+static int port_delete(struct snd_seq_client *client,
+ struct snd_seq_client_port *port)
{
/* set closing flag and wait for all port access are gone */
port->closing = 1;
@@ -273,16 +286,16 @@ static int port_delete(client_t *client, client_port_t *port)
/* delete a port with the given port id */
-int snd_seq_delete_port(client_t *client, int port)
+int snd_seq_delete_port(struct snd_seq_client *client, int port)
{
unsigned long flags;
struct list_head *l;
- client_port_t *found = NULL;
+ struct snd_seq_client_port *found = NULL;
down(&client->ports_mutex);
write_lock_irqsave(&client->ports_lock, flags);
list_for_each(l, &client->ports_list_head) {
- client_port_t *p = list_entry(l, client_port_t, list);
+ struct snd_seq_client_port *p = list_entry(l, struct snd_seq_client_port, list);
if (p->addr.port == port) {
/* ok found. delete from the list at first */
list_del(l);
@@ -300,7 +313,7 @@ int snd_seq_delete_port(client_t *client, int port)
}
/* delete the all ports belonging to the given client */
-int snd_seq_delete_all_ports(client_t *client)
+int snd_seq_delete_all_ports(struct snd_seq_client *client)
{
unsigned long flags;
struct list_head deleted_list, *p, *n;
@@ -323,7 +336,7 @@ int snd_seq_delete_all_ports(client_t *client)
/* remove each port in deleted_list */
list_for_each_safe(p, n, &deleted_list) {
- client_port_t *port = list_entry(p, client_port_t, list);
+ struct snd_seq_client_port *port = list_entry(p, struct snd_seq_client_port, list);
list_del(p);
snd_seq_system_client_ev_port_exit(port->addr.client, port->addr.port);
port_delete(client, port);
@@ -333,7 +346,8 @@ int snd_seq_delete_all_ports(client_t *client)
}
/* set port info fields */
-int snd_seq_set_port_info(client_port_t * port, snd_seq_port_info_t * info)
+int snd_seq_set_port_info(struct snd_seq_client_port * port,
+ struct snd_seq_port_info * info)
{
snd_assert(port && info, return -EINVAL);
@@ -361,7 +375,8 @@ int snd_seq_set_port_info(client_port_t * port, snd_seq_port_info_t * info)
}
/* get port info fields */
-int snd_seq_get_port_info(client_port_t * port, snd_seq_port_info_t * info)
+int snd_seq_get_port_info(struct snd_seq_client_port * port,
+ struct snd_seq_port_info * info)
{
snd_assert(port && info, return -EINVAL);
@@ -410,8 +425,11 @@ int snd_seq_get_port_info(client_port_t * port, snd_seq_port_info_t * info)
* at each connnection/disconnection.
*/
-static int subscribe_port(client_t *client, client_port_t *port, port_subs_info_t *grp,
- snd_seq_port_subscribe_t *info, int send_ack)
+static int subscribe_port(struct snd_seq_client *client,
+ struct snd_seq_client_port *port,
+ struct snd_seq_port_subs_info *grp,
+ struct snd_seq_port_subscribe *info,
+ int send_ack)
{
int err = 0;
@@ -432,9 +450,11 @@ static int subscribe_port(client_t *client, client_port_t *port, port_subs_info_
return err;
}
-static int unsubscribe_port(client_t *client, client_port_t *port,
- port_subs_info_t *grp,
- snd_seq_port_subscribe_t *info, int send_ack)
+static int unsubscribe_port(struct snd_seq_client *client,
+ struct snd_seq_client_port *port,
+ struct snd_seq_port_subs_info *grp,
+ struct snd_seq_port_subscribe *info,
+ int send_ack)
{
int err = 0;
@@ -453,15 +473,15 @@ static int unsubscribe_port(client_t *client, client_port_t *port,
/* check if both addresses are identical */
-static inline int addr_match(snd_seq_addr_t *r, snd_seq_addr_t *s)
+static inline int addr_match(struct snd_seq_addr *r, struct snd_seq_addr *s)
{
return (r->client == s->client) && (r->port == s->port);
}
/* check the two subscribe info match */
/* if flags is zero, checks only sender and destination addresses */
-static int match_subs_info(snd_seq_port_subscribe_t *r,
- snd_seq_port_subscribe_t *s)
+static int match_subs_info(struct snd_seq_port_subscribe *r,
+ struct snd_seq_port_subscribe *s)
{
if (addr_match(&r->sender, &s->sender) &&
addr_match(&r->dest, &s->dest)) {
@@ -475,14 +495,16 @@ static int match_subs_info(snd_seq_port_subscribe_t *r,
/* connect two ports */
-int snd_seq_port_connect(client_t *connector,
- client_t *src_client, client_port_t *src_port,
- client_t *dest_client, client_port_t *dest_port,
- snd_seq_port_subscribe_t *info)
+int snd_seq_port_connect(struct snd_seq_client *connector,
+ struct snd_seq_client *src_client,
+ struct snd_seq_client_port *src_port,
+ struct snd_seq_client *dest_client,
+ struct snd_seq_client_port *dest_port,
+ struct snd_seq_port_subscribe *info)
{
- port_subs_info_t *src = &src_port->c_src;
- port_subs_info_t *dest = &dest_port->c_dest;
- subscribers_t *subs;
+ struct snd_seq_port_subs_info *src = &src_port->c_src;
+ struct snd_seq_port_subs_info *dest = &dest_port->c_dest;
+ struct snd_seq_subscribers *subs;
struct list_head *p;
int err, src_called = 0;
unsigned long flags;
@@ -508,12 +530,12 @@ int snd_seq_port_connect(client_t *connector,
goto __error;
/* check whether already exists */
list_for_each(p, &src->list_head) {
- subscribers_t *s = list_entry(p, subscribers_t, src_list);
+ struct snd_seq_subscribers *s = list_entry(p, struct snd_seq_subscribers, src_list);
if (match_subs_info(info, &s->info))
goto __error;
}
list_for_each(p, &dest->list_head) {
- subscribers_t *s = list_entry(p, subscribers_t, dest_list);
+ struct snd_seq_subscribers *s = list_entry(p, struct snd_seq_subscribers, dest_list);
if (match_subs_info(info, &s->info))
goto __error;
}
@@ -554,14 +576,16 @@ int snd_seq_port_connect(client_t *connector,
/* remove the connection */
-int snd_seq_port_disconnect(client_t *connector,
- client_t *src_client, client_port_t *src_port,
- client_t *dest_client, client_port_t *dest_port,
- snd_seq_port_subscribe_t *info)
+int snd_seq_port_disconnect(struct snd_seq_client *connector,
+ struct snd_seq_client *src_client,
+ struct snd_seq_client_port *src_port,
+ struct snd_seq_client *dest_client,
+ struct snd_seq_client_port *dest_port,
+ struct snd_seq_port_subscribe *info)
{
- port_subs_info_t *src = &src_port->c_src;
- port_subs_info_t *dest = &dest_port->c_dest;
- subscribers_t *subs;
+ struct snd_seq_port_subs_info *src = &src_port->c_src;
+ struct snd_seq_port_subs_info *dest = &dest_port->c_dest;
+ struct snd_seq_subscribers *subs;
struct list_head *p;
int err = -ENOENT;
unsigned long flags;
@@ -571,7 +595,7 @@ int snd_seq_port_disconnect(client_t *connector,
/* look for the connection */
list_for_each(p, &src->list_head) {
- subs = list_entry(p, subscribers_t, src_list);
+ subs = list_entry(p, struct snd_seq_subscribers, src_list);
if (match_subs_info(info, &subs->info)) {
write_lock_irqsave(&src->list_lock, flags);
// write_lock(&dest->list_lock); // no lock yet
@@ -597,15 +621,15 @@ int snd_seq_port_disconnect(client_t *connector,
/* get matched subscriber */
-subscribers_t *snd_seq_port_get_subscription(port_subs_info_t *src_grp,
- snd_seq_addr_t *dest_addr)
+struct snd_seq_subscribers *snd_seq_port_get_subscription(struct snd_seq_port_subs_info *src_grp,
+ struct snd_seq_addr *dest_addr)
{
struct list_head *p;
- subscribers_t *s, *found = NULL;
+ struct snd_seq_subscribers *s, *found = NULL;
down_read(&src_grp->list_mutex);
list_for_each(p, &src_grp->list_head) {
- s = list_entry(p, subscribers_t, src_list);
+ s = list_entry(p, struct snd_seq_subscribers, src_list);
if (addr_match(dest_addr, &s->info.dest)) {
found = s;
break;
@@ -623,11 +647,11 @@ subscribers_t *snd_seq_port_get_subscription(port_subs_info_t *src_grp,
*/
/* exported */
int snd_seq_event_port_attach(int client,
- snd_seq_port_callback_t *pcbp,
+ struct snd_seq_port_callback *pcbp,
int cap, int type, int midi_channels,
int midi_voices, char *portname)
{
- snd_seq_port_info_t portinfo;
+ struct snd_seq_port_info portinfo;
int ret;
/* Set up the port */
@@ -660,7 +684,7 @@ int snd_seq_event_port_attach(int client,
/* exported */
int snd_seq_event_port_detach(int client, int port)
{
- snd_seq_port_info_t portinfo;
+ struct snd_seq_port_info portinfo;
int err;
memset(&portinfo, 0, sizeof(portinfo));
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