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Bluetooth: AMP: Handle AMP_LINK timeout 

When AMP_LINK timeouts execute HCI_OP_DISCONN_PHY_LINK as analog to
HCI_OP_DISCONNECT for ACL_LINK.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
This commit is contained in:
Andrei Emeltchenko 2012-10-10 17:38:27 +03:00 committed by Gustavo Padovan
parent 12d5978165
commit 53502d69be
2 changed files with 31 additions and 3 deletions
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2
include/net/bluetooth/hci_core.h
View File

@ -285,6 +285,8 @@ struct hci_dev {
int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
};
#define HCI_PHY_HANDLE(handle) (handle & 0xff)
struct hci_conn {
struct list_head list;

32
net/bluetooth/hci_conn.c
View File

@ -130,6 +130,20 @@ void hci_acl_disconn(struct hci_conn *conn, __u8 reason)
hci_send_cmd(conn->hdev, HCI_OP_DISCONNECT, sizeof(cp), &cp);
}
static void hci_amp_disconn(struct hci_conn *conn, __u8 reason)
{
struct hci_cp_disconn_phy_link cp;
BT_DBG("hcon %p", conn);
conn->state = BT_DISCONN;
cp.phy_handle = HCI_PHY_HANDLE(conn->handle);
cp.reason = reason;
hci_send_cmd(conn->hdev, HCI_OP_DISCONN_PHY_LINK,
sizeof(cp), &cp);
}
static void hci_add_sco(struct hci_conn *conn, __u16 handle)
{
struct hci_dev *hdev = conn->hdev;
@ -230,11 +244,24 @@ void hci_sco_setup(struct hci_conn *conn, __u8 status)
}
}
static void hci_conn_disconnect(struct hci_conn *conn)
{
__u8 reason = hci_proto_disconn_ind(conn);
switch (conn->type) {
case ACL_LINK:
hci_acl_disconn(conn, reason);
break;
case AMP_LINK:
hci_amp_disconn(conn, reason);
break;
}
}
static void hci_conn_timeout(struct work_struct *work)
{
struct hci_conn *conn = container_of(work, struct hci_conn,
disc_work.work);
__u8 reason;
BT_DBG("hcon %p state %s", conn, state_to_string(conn->state));
@ -253,8 +280,7 @@ static void hci_conn_timeout(struct work_struct *work)
break;
case BT_CONFIG:
case BT_CONNECTED:
reason = hci_proto_disconn_ind(conn);
hci_acl_disconn(conn, reason);
hci_conn_disconnect(conn);
break;
default:
conn->state = BT_CLOSED;