diff --git a/include/net/bluetooth/a2mp.h b/include/net/bluetooth/a2mp.h index 316c1c80367..af594685112 100644 --- a/include/net/bluetooth/a2mp.h +++ b/include/net/bluetooth/a2mp.h @@ -132,5 +132,7 @@ int amp_mgr_put(struct amp_mgr *mgr); struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, struct sk_buff *skb); struct amp_mgr *amp_mgr_lookup_by_state(u8 state); +void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); +void a2mp_send_getinfo_rsp(struct hci_dev *hdev); #endif /* __A2MP_H */ diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 3f930608ecf..0e97b3b42ab 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -41,8 +41,7 @@ static struct a2mp_cmd *__a2mp_build(u8 code, u8 ident, u16 len, void *data) return cmd; } -static void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, - void *data) +void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data) { struct l2cap_chan *chan = mgr->a2mp_chan; struct a2mp_cmd *cmd; @@ -185,7 +184,6 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, struct a2mp_cmd *hdr) { struct a2mp_info_req *req = (void *) skb->data; - struct a2mp_info_rsp rsp; struct hci_dev *hdev; if (le16_to_cpu(hdr->len) < sizeof(*req)) @@ -193,23 +191,23 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb, BT_DBG("id %d", req->id); - rsp.id = req->id; - rsp.status = A2MP_STATUS_INVALID_CTRL_ID; - hdev = hci_dev_get(req->id); - if (hdev && hdev->amp_type != HCI_BREDR) { - rsp.status = 0; - rsp.total_bw = cpu_to_le32(hdev->amp_total_bw); - rsp.max_bw = cpu_to_le32(hdev->amp_max_bw); - rsp.min_latency = cpu_to_le32(hdev->amp_min_latency); - rsp.pal_cap = cpu_to_le16(hdev->amp_pal_cap); - rsp.assoc_size = cpu_to_le16(hdev->amp_assoc_size); + if (!hdev) { + struct a2mp_info_rsp rsp; + + rsp.id = req->id; + rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + + a2mp_send(mgr, A2MP_GETINFO_RSP, hdr->ident, sizeof(rsp), + &rsp); } - if (hdev) - hci_dev_put(hdev); + if (hdev->dev_type != HCI_BREDR) { + mgr->state = READ_LOC_AMP_INFO; + hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL); + } - a2mp_send(mgr, A2MP_GETINFO_RSP, hdr->ident, sizeof(rsp), &rsp); + hci_dev_put(hdev); skb_pull(skb, sizeof(*req)); return 0; @@ -599,3 +597,30 @@ struct amp_mgr *amp_mgr_lookup_by_state(u8 state) return NULL; } + +void a2mp_send_getinfo_rsp(struct hci_dev *hdev) +{ + struct amp_mgr *mgr; + struct a2mp_info_rsp rsp; + + mgr = amp_mgr_lookup_by_state(READ_LOC_AMP_INFO); + if (!mgr) + return; + + BT_DBG("%s mgr %p", hdev->name, mgr); + + rsp.id = hdev->id; + rsp.status = A2MP_STATUS_INVALID_CTRL_ID; + + if (hdev->amp_type != HCI_BREDR) { + rsp.status = 0; + rsp.total_bw = cpu_to_le32(hdev->amp_total_bw); + rsp.max_bw = cpu_to_le32(hdev->amp_max_bw); + rsp.min_latency = cpu_to_le32(hdev->amp_min_latency); + rsp.pal_cap = cpu_to_le16(hdev->amp_pal_cap); + rsp.assoc_size = cpu_to_le16(hdev->amp_assoc_size); + } + + a2mp_send(mgr, A2MP_GETINFO_RSP, mgr->ident, sizeof(rsp), &rsp); + amp_mgr_put(mgr); +} diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index 2022b43c735..eb45774165f 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -30,6 +30,7 @@ #include #include #include +#include /* Handle HCI Event packets */ @@ -846,7 +847,7 @@ static void hci_cc_read_local_amp_info(struct hci_dev *hdev, BT_DBG("%s status 0x%2.2x", hdev->name, rp->status); if (rp->status) - return; + goto a2mp_rsp; hdev->amp_status = rp->amp_status; hdev->amp_total_bw = __le32_to_cpu(rp->total_bw); @@ -860,6 +861,9 @@ static void hci_cc_read_local_amp_info(struct hci_dev *hdev, hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to); hci_req_complete(hdev, HCI_OP_READ_LOCAL_AMP_INFO, rp->status); + +a2mp_rsp: + a2mp_send_getinfo_rsp(hdev); } static void hci_cc_delete_stored_link_key(struct hci_dev *hdev,