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authorAndrei Emeltchenko <andrei.emeltchenko@intel.com>2012-10-10 17:38:28 +0300
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2012-10-11 14:33:05 +0800
commit42c4e53e7ac3d4069105e852d1ee24e6ee9e57b8 (patch)
tree13ce2100ae7162011bbc82bb01991f5fe8607163 /net/bluetooth
parent53502d69be49e3dd5bc95ab0f2deeaea260bd617 (diff)
Bluetooth: AMP: Add handle to hci_chan structure
hci_chan will be identified by handle used in logical link creation process. This handle is used in AMP ACL-U packet handle field. 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>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/hci_conn.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 64875794dd9b..fe646211c61f 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -989,3 +989,35 @@ void hci_chan_list_flush(struct hci_conn *conn)
list_for_each_entry_safe(chan, n, &conn->chan_list, list)
hci_chan_del(chan);
}
+
+static struct hci_chan *__hci_chan_lookup_handle(struct hci_conn *hcon,
+ __u16 handle)
+{
+ struct hci_chan *hchan;
+
+ list_for_each_entry(hchan, &hcon->chan_list, list) {
+ if (hchan->handle == handle)
+ return hchan;
+ }
+
+ return NULL;
+}
+
+struct hci_chan *hci_chan_lookup_handle(struct hci_dev *hdev, __u16 handle)
+{
+ struct hci_conn_hash *h = &hdev->conn_hash;
+ struct hci_conn *hcon;
+ struct hci_chan *hchan = NULL;
+
+ rcu_read_lock();
+
+ list_for_each_entry_rcu(hcon, &h->list, list) {
+ hchan = __hci_chan_lookup_handle(hcon, handle);
+ if (hchan)
+ break;
+ }
+
+ rcu_read_unlock();
+
+ return hchan;
+}