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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>
This commit is contained in:
Andrei Emeltchenko 2012-09-27 17:26:15 +03:00 committed by Gustavo Padovan
parent 0d868de9d8
commit 9a5e94dbb4
1 changed files with 59 additions and 1 deletions
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60
net/bluetooth/a2mp.c
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@ -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);