Commit bf0de3e9 authored by David S. Miller's avatar David S. Miller
parents 942e4a2b 3fdca1e1
......@@ -101,6 +101,7 @@ enum {
/* HCI timeouts */
#define HCI_CONNECT_TIMEOUT (40000) /* 40 seconds */
#define HCI_DISCONN_TIMEOUT (2000) /* 2 seconds */
#define HCI_PAIRING_TIMEOUT (60000) /* 60 seconds */
#define HCI_IDLE_TIMEOUT (6000) /* 6 seconds */
#define HCI_INIT_TIMEOUT (10000) /* 10 seconds */
......
......@@ -171,6 +171,7 @@ struct hci_conn {
__u8 auth_type;
__u8 sec_level;
__u8 power_save;
__u16 disc_timeout;
unsigned long pend;
unsigned int sent;
......@@ -180,7 +181,8 @@ struct hci_conn {
struct timer_list disc_timer;
struct timer_list idle_timer;
struct work_struct work;
struct work_struct work_add;
struct work_struct work_del;
struct device dev;
......@@ -348,9 +350,9 @@ static inline void hci_conn_put(struct hci_conn *conn)
if (conn->type == ACL_LINK) {
del_timer(&conn->idle_timer);
if (conn->state == BT_CONNECTED) {
timeo = msecs_to_jiffies(HCI_DISCONN_TIMEOUT);
timeo = msecs_to_jiffies(conn->disc_timeout);
if (!conn->out)
timeo *= 5;
timeo *= 2;
} else
timeo = msecs_to_jiffies(10);
} else
......
......@@ -215,6 +215,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
conn->state = BT_OPEN;
conn->power_save = 1;
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
switch (type) {
case ACL_LINK:
......@@ -424,12 +425,9 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type)
if (sec_level == BT_SECURITY_SDP)
return 1;
if (sec_level == BT_SECURITY_LOW) {
if (conn->ssp_mode > 0 && conn->hdev->ssp_mode > 0)
return hci_conn_auth(conn, sec_level, auth_type);
else
if (sec_level == BT_SECURITY_LOW &&
(!conn->ssp_mode || !conn->hdev->ssp_mode))
return 1;
}
if (conn->link_mode & HCI_LM_ENCRYPT)
return hci_conn_auth(conn, sec_level, auth_type);
......
......@@ -883,6 +883,7 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
if (conn->type == ACL_LINK) {
conn->state = BT_CONFIG;
hci_conn_hold(conn);
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
} else
conn->state = BT_CONNECTED;
......@@ -1063,9 +1064,14 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s
hci_proto_connect_cfm(conn, ev->status);
hci_conn_put(conn);
}
} else
} else {
hci_auth_cfm(conn, ev->status);
hci_conn_hold(conn);
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
hci_conn_put(conn);
}
if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) {
if (!ev->status) {
struct hci_cp_set_conn_encrypt cp;
......@@ -1479,7 +1485,21 @@ static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb
static inline void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_ev_pin_code_req *ev = (void *) skb->data;
struct hci_conn *conn;
BT_DBG("%s", hdev->name);
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
if (conn) {
hci_conn_hold(conn);
conn->disc_timeout = HCI_PAIRING_TIMEOUT;
hci_conn_put(conn);
}
hci_dev_unlock(hdev);
}
static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
......@@ -1489,7 +1509,21 @@ static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff
static inline void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_ev_link_key_notify *ev = (void *) skb->data;
struct hci_conn *conn;
BT_DBG("%s", hdev->name);
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
if (conn) {
hci_conn_hold(conn);
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
hci_conn_put(conn);
}
hci_dev_unlock(hdev);
}
static inline void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb)
......
......@@ -9,8 +9,7 @@
struct class *bt_class = NULL;
EXPORT_SYMBOL_GPL(bt_class);
static struct workqueue_struct *btaddconn;
static struct workqueue_struct *btdelconn;
static struct workqueue_struct *bluetooth;
static inline char *link_typetostr(int type)
{
......@@ -88,9 +87,10 @@ static struct device_type bt_link = {
static void add_conn(struct work_struct *work)
{
struct hci_conn *conn = container_of(work, struct hci_conn, work);
struct hci_conn *conn = container_of(work, struct hci_conn, work_add);
flush_workqueue(btdelconn);
/* ensure previous add/del is complete */
flush_workqueue(bluetooth);
if (device_add(&conn->dev) < 0) {
BT_ERR("Failed to register connection device");
......@@ -114,9 +114,9 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
device_initialize(&conn->dev);
INIT_WORK(&conn->work, add_conn);
INIT_WORK(&conn->work_add, add_conn);
queue_work(btaddconn, &conn->work);
queue_work(bluetooth, &conn->work_add);
}
/*
......@@ -131,9 +131,12 @@ static int __match_tty(struct device *dev, void *data)
static void del_conn(struct work_struct *work)
{
struct hci_conn *conn = container_of(work, struct hci_conn, work);
struct hci_conn *conn = container_of(work, struct hci_conn, work_del);
struct hci_dev *hdev = conn->hdev;
/* ensure previous add/del is complete */
flush_workqueue(bluetooth);
while (1) {
struct device *dev;
......@@ -156,9 +159,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
if (!device_is_registered(&conn->dev))
return;
INIT_WORK(&conn->work, del_conn);
INIT_WORK(&conn->work_del, del_conn);
queue_work(btdelconn, &conn->work);
queue_work(bluetooth, &conn->work_del);
}
static inline char *host_typetostr(int type)
......@@ -435,20 +438,13 @@ void hci_unregister_sysfs(struct hci_dev *hdev)
int __init bt_sysfs_init(void)
{
btaddconn = create_singlethread_workqueue("btaddconn");
if (!btaddconn)
return -ENOMEM;
btdelconn = create_singlethread_workqueue("btdelconn");
if (!btdelconn) {
destroy_workqueue(btaddconn);
bluetooth = create_singlethread_workqueue("bluetooth");
if (!bluetooth)
return -ENOMEM;
}
bt_class = class_create(THIS_MODULE, "bluetooth");
if (IS_ERR(bt_class)) {
destroy_workqueue(btdelconn);
destroy_workqueue(btaddconn);
destroy_workqueue(bluetooth);
return PTR_ERR(bt_class);
}
......@@ -457,8 +453,7 @@ int __init bt_sysfs_init(void)
void bt_sysfs_cleanup(void)
{
destroy_workqueue(btaddconn);
destroy_workqueue(btdelconn);
destroy_workqueue(bluetooth);
class_destroy(bt_class);
}
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