summaryrefslogtreecommitdiffstats
path: root/net/bluetooth/a2mp.c
diff options
context:
space:
mode:
authorAndrei Emeltchenko <andrei.emeltchenko@intel.com>2012-09-27 17:26:15 +0300
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2012-09-27 17:14:03 -0300
commit9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4 (patch)
treedf4fc293e1411287fbbadc083c50ea85d956196b /net/bluetooth/a2mp.c
parent0d868de9d8760c76f6d4c6c777935c05ef272caa (diff)
downloadlinux-9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4.tar.gz
linux-9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4.tar.bz2
linux-9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4.zip
Bluetooth: A2MP: Process A2MP Get AMP Assoc Rsp
When receiving A2MP Get AMP Assoc Response save assoc data to remote AMP controller list and prepare for creating physical link. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Diffstat (limited to 'net/bluetooth/a2mp.c')
-rw-r--r--net/bluetooth/a2mp.c60
1 files changed, 59 insertions, 1 deletions
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 594df9643365..d0fde05e8b17 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -343,6 +343,61 @@ done:
return 0;
}
+static int a2mp_getampassoc_rsp(struct amp_mgr *mgr, struct sk_buff *skb,
+ struct a2mp_cmd *hdr)
+{
+ struct a2mp_amp_assoc_rsp *rsp = (void *) skb->data;
+ u16 len = le16_to_cpu(hdr->len);
+ struct hci_dev *hdev;
+ struct amp_ctrl *ctrl;
+ struct hci_conn *hcon;
+
+ if (len < sizeof(*rsp))
+ return -EINVAL;
+
+ BT_DBG("id %d status 0x%2.2x assoc len %u", rsp->id, rsp->status,
+ len - sizeof(*rsp));
+
+ if (rsp->status)
+ return -EINVAL;
+
+ /* Save remote ASSOC data */
+ ctrl = amp_ctrl_lookup(mgr, rsp->id);
+ if (ctrl) {
+ u8 *assoc, assoc_len = len - sizeof(*rsp);
+
+ assoc = kzalloc(assoc_len, GFP_KERNEL);
+ if (!assoc) {
+ amp_ctrl_put(ctrl);
+ return -ENOMEM;
+ }
+
+ memcpy(assoc, rsp->amp_assoc, assoc_len);
+ ctrl->assoc = assoc;
+ ctrl->assoc_len = assoc_len;
+ ctrl->assoc_rem_len = assoc_len;
+ ctrl->assoc_len_so_far = 0;
+
+ amp_ctrl_put(ctrl);
+ }
+
+ /* Create Phys Link */
+ hdev = hci_dev_get(rsp->id);
+ if (!hdev)
+ return -EINVAL;
+
+ hcon = phylink_add(hdev, mgr, rsp->id);
+ if (!hcon)
+ goto done;
+
+ BT_DBG("Created hcon %p: loc:%d -> rem:%d", hcon, hdev->id, rsp->id);
+
+done:
+ hci_dev_put(hdev);
+ skb_pull(skb, len);
+ return 0;
+}
+
static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,
struct a2mp_cmd *hdr)
{
@@ -502,8 +557,11 @@ static int a2mp_chan_recv_cb(struct l2cap_chan *chan, struct sk_buff *skb)
err = a2mp_getinfo_rsp(mgr, skb, hdr);
break;
- case A2MP_CHANGE_RSP:
case A2MP_GETAMPASSOC_RSP:
+ err = a2mp_getampassoc_rsp(mgr, skb, hdr);
+ break;
+
+ case A2MP_CHANGE_RSP:
case A2MP_CREATEPHYSLINK_RSP:
case A2MP_DISCONNPHYSLINK_RSP:
err = a2mp_cmd_rsp(mgr, skb, hdr);