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| author | Andrei Emeltchenko <andrei.emeltchenko@intel.com> | 2012-09-27 17:26:15 +0300 |
|---|---|---|
| committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2012-09-27 17:14:03 -0300 |
| commit | 9a5e94dbb4aa306742a47cbbcb0a44d4fc77a9e4 (patch) | |
| tree | df4fc293e1411287fbbadc083c50ea85d956196b /net/bluetooth/a2mp.c | |
| parent | 0d868de9d8760c76f6d4c6c777935c05ef272caa (diff) | |
| download | linux-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.c | 60 |
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); |