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Diffstat (limited to 'net/bluetooth/a2mp.c')
-rw-r--r--net/bluetooth/a2mp.c42
1 files changed, 38 insertions, 4 deletions
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 2f67d5ecc907..eb0f4b16ff09 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -290,7 +290,7 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb,
goto done;
}
- mgr->state = READ_LOC_AMP_INFO;
+ set_bit(READ_LOC_AMP_INFO, &mgr->state);
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL);
done:
@@ -499,8 +499,16 @@ send_rsp:
if (hdev)
hci_dev_put(hdev);
- a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident, sizeof(rsp),
- &rsp);
+ /* Reply error now and success after HCI Write Remote AMP Assoc
+ command complete with success status
+ */
+ if (rsp.status != A2MP_STATUS_SUCCESS) {
+ a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident,
+ sizeof(rsp), &rsp);
+ } else {
+ set_bit(WRITE_REMOTE_AMP_ASSOC, &mgr->state);
+ mgr->ident = hdr->ident;
+ }
skb_pull(skb, le16_to_cpu(hdr->len));
return 0;
@@ -840,7 +848,7 @@ struct amp_mgr *amp_mgr_lookup_by_state(u8 state)
mutex_lock(&amp_mgr_list_lock);
list_for_each_entry(mgr, &amp_mgr_list, list) {
- if (mgr->state == state) {
+ if (test_and_clear_bit(state, &mgr->state)) {
amp_mgr_get(mgr);
mutex_unlock(&amp_mgr_list_lock);
return mgr;
@@ -949,6 +957,32 @@ clean:
kfree(req);
}
+void a2mp_send_create_phy_link_rsp(struct hci_dev *hdev, u8 status)
+{
+ struct amp_mgr *mgr;
+ struct a2mp_physlink_rsp rsp;
+ struct hci_conn *hs_hcon;
+
+ mgr = amp_mgr_lookup_by_state(WRITE_REMOTE_AMP_ASSOC);
+ if (!mgr)
+ return;
+
+ hs_hcon = hci_conn_hash_lookup_state(hdev, AMP_LINK, BT_CONNECT);
+ if (!hs_hcon) {
+ rsp.status = A2MP_STATUS_UNABLE_START_LINK_CREATION;
+ } else {
+ rsp.remote_id = hs_hcon->remote_id;
+ rsp.status = A2MP_STATUS_SUCCESS;
+ }
+
+ BT_DBG("%s mgr %p hs_hcon %p status %u", hdev->name, mgr, hs_hcon,
+ status);
+
+ rsp.local_id = hdev->id;
+ a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, mgr->ident, sizeof(rsp), &rsp);
+ amp_mgr_put(mgr);
+}
+
void a2mp_discover_amp(struct l2cap_chan *chan)
{
struct l2cap_conn *conn = chan->conn;