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authorJohn W. Linville <linville@tuxdriver.com>2011-12-19 14:28:22 -0500
committerJohn W. Linville <linville@tuxdriver.com>2011-12-19 14:28:22 -0500
commit9662cbc712babe3f7a792af2bdd47fa0c631f27f (patch)
tree9a19f5656fb83ab58a4a3773b12ed1036bf8753b /include/net/bluetooth/hci_core.h
parent640f5950a7d9fd0d279d843b261eb934793605fb (diff)
parent4b0b2f088f12e2ada1297502d7bebde182cf65b0 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/padovan/bluetooth-next
Diffstat (limited to 'include/net/bluetooth/hci_core.h')
-rw-r--r--include/net/bluetooth/hci_core.h118
1 files changed, 57 insertions, 61 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index ea4395f1d26..25c161ab680 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -61,18 +61,11 @@ struct inquiry_cache {
struct hci_conn_hash {
struct list_head list;
- spinlock_t lock;
unsigned int acl_num;
unsigned int sco_num;
unsigned int le_num;
};
-struct hci_chan_hash {
- struct list_head list;
- spinlock_t lock;
- unsigned int num;
-};
-
struct bdaddr_list {
struct list_head list;
bdaddr_t bdaddr;
@@ -124,7 +117,7 @@ struct adv_entry {
#define NUM_REASSEMBLY 4
struct hci_dev {
struct list_head list;
- spinlock_t lock;
+ struct mutex lock;
atomic_t refcnt;
char name[8];
@@ -188,6 +181,11 @@ struct hci_dev {
unsigned int sco_pkts;
unsigned int le_pkts;
+ __u16 block_len;
+ __u16 block_mtu;
+ __u16 num_blocks;
+ __u16 block_cnt;
+
unsigned long acl_last_tx;
unsigned long sco_last_tx;
unsigned long le_last_tx;
@@ -200,10 +198,13 @@ struct hci_dev {
__u16 discov_timeout;
struct delayed_work discov_off;
+ struct delayed_work service_cache;
+
struct timer_list cmd_timer;
- struct tasklet_struct cmd_task;
- struct tasklet_struct rx_task;
- struct tasklet_struct tx_task;
+
+ struct work_struct rx_work;
+ struct work_struct cmd_work;
+ struct work_struct tx_work;
struct sk_buff_head rx_q;
struct sk_buff_head raw_q;
@@ -232,7 +233,7 @@ struct hci_dev {
struct list_head remote_oob_data;
struct list_head adv_entries;
- struct timer_list adv_timer;
+ struct delayed_work adv_work;
struct hci_dev_stats stat;
@@ -301,15 +302,12 @@ struct hci_conn {
unsigned int sent;
struct sk_buff_head data_q;
- struct hci_chan_hash chan_hash;
+ struct list_head chan_list;
- struct timer_list disc_timer;
+ struct delayed_work disc_work;
struct timer_list idle_timer;
struct timer_list auto_accept_timer;
- struct work_struct work_add;
- struct work_struct work_del;
-
struct device dev;
atomic_t devref;
@@ -390,15 +388,15 @@ static inline void hci_conn_hash_init(struct hci_dev *hdev)
{
struct hci_conn_hash *h = &hdev->conn_hash;
INIT_LIST_HEAD(&h->list);
- spin_lock_init(&h->lock);
h->acl_num = 0;
h->sco_num = 0;
+ h->le_num = 0;
}
static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
{
struct hci_conn_hash *h = &hdev->conn_hash;
- list_add(&c->list, &h->list);
+ list_add_rcu(&c->list, &h->list);
switch (c->type) {
case ACL_LINK:
h->acl_num++;
@@ -416,7 +414,10 @@ static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
{
struct hci_conn_hash *h = &hdev->conn_hash;
- list_del(&c->list);
+
+ list_del_rcu(&c->list);
+ synchronize_rcu();
+
switch (c->type) {
case ACL_LINK:
h->acl_num--;
@@ -451,14 +452,18 @@ static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev,
__u16 handle)
{
struct hci_conn_hash *h = &hdev->conn_hash;
- struct list_head *p;
struct hci_conn *c;
- list_for_each(p, &h->list) {
- c = list_entry(p, struct hci_conn, list);
- if (c->handle == handle)
+ rcu_read_lock();
+
+ list_for_each_entry_rcu(c, &h->list, list) {
+ if (c->handle == handle) {
+ rcu_read_unlock();
return c;
+ }
}
+ rcu_read_unlock();
+
return NULL;
}
@@ -466,14 +471,19 @@ static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev,
__u8 type, bdaddr_t *ba)
{
struct hci_conn_hash *h = &hdev->conn_hash;
- struct list_head *p;
struct hci_conn *c;
- list_for_each(p, &h->list) {
- c = list_entry(p, struct hci_conn, list);
- if (c->type == type && !bacmp(&c->dst, ba))
+ rcu_read_lock();
+
+ list_for_each_entry_rcu(c, &h->list, list) {
+ if (c->type == type && !bacmp(&c->dst, ba)) {
+ rcu_read_unlock();
return c;
+ }
}
+
+ rcu_read_unlock();
+
return NULL;
}
@@ -481,37 +491,20 @@ static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev,
__u8 type, __u16 state)
{
struct hci_conn_hash *h = &hdev->conn_hash;
- struct list_head *p;
struct hci_conn *c;
- list_for_each(p, &h->list) {
- c = list_entry(p, struct hci_conn, list);
- if (c->type == type && c->state == state)
+ rcu_read_lock();
+
+ list_for_each_entry_rcu(c, &h->list, list) {
+ if (c->type == type && c->state == state) {
+ rcu_read_unlock();
return c;
+ }
}
- return NULL;
-}
-
-static inline void hci_chan_hash_init(struct hci_conn *c)
-{
- struct hci_chan_hash *h = &c->chan_hash;
- INIT_LIST_HEAD(&h->list);
- spin_lock_init(&h->lock);
- h->num = 0;
-}
-static inline void hci_chan_hash_add(struct hci_conn *c, struct hci_chan *chan)
-{
- struct hci_chan_hash *h = &c->chan_hash;
- list_add(&chan->list, &h->list);
- h->num++;
-}
+ rcu_read_unlock();
-static inline void hci_chan_hash_del(struct hci_conn *c, struct hci_chan *chan)
-{
- struct hci_chan_hash *h = &c->chan_hash;
- list_del(&chan->list);
- h->num--;
+ return NULL;
}
void hci_acl_connect(struct hci_conn *conn);
@@ -527,7 +520,7 @@ void hci_conn_check_pending(struct hci_dev *hdev);
struct hci_chan *hci_chan_create(struct hci_conn *conn);
int hci_chan_del(struct hci_chan *chan);
-void hci_chan_hash_flush(struct hci_conn *conn);
+void hci_chan_list_flush(struct hci_conn *conn);
struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst,
__u8 sec_level, __u8 auth_type);
@@ -538,7 +531,6 @@ int hci_conn_change_link_key(struct hci_conn *conn);
int hci_conn_switch_role(struct hci_conn *conn, __u8 role);
void hci_conn_enter_active_mode(struct hci_conn *conn, __u8 force_active);
-void hci_conn_enter_sniff_mode(struct hci_conn *conn);
void hci_conn_hold_device(struct hci_conn *conn);
void hci_conn_put_device(struct hci_conn *conn);
@@ -546,7 +538,7 @@ void hci_conn_put_device(struct hci_conn *conn);
static inline void hci_conn_hold(struct hci_conn *conn)
{
atomic_inc(&conn->refcnt);
- del_timer(&conn->disc_timer);
+ cancel_delayed_work_sync(&conn->disc_work);
}
static inline void hci_conn_put(struct hci_conn *conn)
@@ -565,7 +557,9 @@ static inline void hci_conn_put(struct hci_conn *conn)
} else {
timeo = msecs_to_jiffies(10);
}
- mod_timer(&conn->disc_timer, jiffies + timeo);
+ cancel_delayed_work_sync(&conn->disc_work);
+ queue_delayed_work(conn->hdev->workqueue,
+ &conn->disc_work, jiffies + timeo);
}
}
@@ -597,10 +591,8 @@ static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
try_module_get(d->owner) ? __hci_dev_hold(d) : NULL; \
})
-#define hci_dev_lock(d) spin_lock(&d->lock)
-#define hci_dev_unlock(d) spin_unlock(&d->lock)
-#define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
-#define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
+#define hci_dev_lock(d) mutex_lock(&d->lock)
+#define hci_dev_unlock(d) mutex_unlock(&d->lock)
struct hci_dev *hci_dev_get(int index);
struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);
@@ -960,12 +952,16 @@ int mgmt_device_unblocked(struct hci_dev *hdev, bdaddr_t *bdaddr);
/* HCI info for socket */
#define hci_pi(sk) ((struct hci_pinfo *) sk)
+/* HCI socket flags */
+#define HCI_PI_MGMT_INIT 0
+
struct hci_pinfo {
struct bt_sock bt;
struct hci_dev *hdev;
struct hci_filter filter;
__u32 cmsg_mask;
unsigned short channel;
+ unsigned long flags;
};
/* HCI security filter */
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-03-27 17:51:42 +0000