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7024728ee5
The a2mp.h header file is only used internally by the bluetooth.ko module and is not a public API. So make it local to the core Bluetooth module. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
151 lines
3.6 KiB
C
151 lines
3.6 KiB
C
/*
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Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved.
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Copyright (c) 2011,2012 Intel Corp.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 2 and
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only version 2 as published by the Free Software Foundation.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*/
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#ifndef __A2MP_H
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#define __A2MP_H
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#include <net/bluetooth/l2cap.h>
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#define A2MP_FEAT_EXT 0x8000
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enum amp_mgr_state {
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READ_LOC_AMP_INFO,
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READ_LOC_AMP_ASSOC,
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READ_LOC_AMP_ASSOC_FINAL,
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WRITE_REMOTE_AMP_ASSOC,
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};
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struct amp_mgr {
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struct list_head list;
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struct l2cap_conn *l2cap_conn;
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struct l2cap_chan *a2mp_chan;
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struct l2cap_chan *bredr_chan;
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struct kref kref;
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__u8 ident;
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__u8 handle;
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unsigned long state;
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unsigned long flags;
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struct list_head amp_ctrls;
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struct mutex amp_ctrls_lock;
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};
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struct a2mp_cmd {
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__u8 code;
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__u8 ident;
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__le16 len;
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__u8 data[0];
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} __packed;
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/* A2MP command codes */
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#define A2MP_COMMAND_REJ 0x01
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struct a2mp_cmd_rej {
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__le16 reason;
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__u8 data[0];
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} __packed;
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#define A2MP_DISCOVER_REQ 0x02
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struct a2mp_discov_req {
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__le16 mtu;
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__le16 ext_feat;
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} __packed;
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struct a2mp_cl {
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__u8 id;
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__u8 type;
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__u8 status;
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} __packed;
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#define A2MP_DISCOVER_RSP 0x03
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struct a2mp_discov_rsp {
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__le16 mtu;
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__le16 ext_feat;
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struct a2mp_cl cl[0];
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} __packed;
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#define A2MP_CHANGE_NOTIFY 0x04
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#define A2MP_CHANGE_RSP 0x05
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#define A2MP_GETINFO_REQ 0x06
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struct a2mp_info_req {
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__u8 id;
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} __packed;
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#define A2MP_GETINFO_RSP 0x07
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struct a2mp_info_rsp {
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__u8 id;
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__u8 status;
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__le32 total_bw;
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__le32 max_bw;
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__le32 min_latency;
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__le16 pal_cap;
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__le16 assoc_size;
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} __packed;
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#define A2MP_GETAMPASSOC_REQ 0x08
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struct a2mp_amp_assoc_req {
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__u8 id;
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} __packed;
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#define A2MP_GETAMPASSOC_RSP 0x09
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struct a2mp_amp_assoc_rsp {
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__u8 id;
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__u8 status;
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__u8 amp_assoc[0];
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} __packed;
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#define A2MP_CREATEPHYSLINK_REQ 0x0A
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#define A2MP_DISCONNPHYSLINK_REQ 0x0C
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struct a2mp_physlink_req {
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__u8 local_id;
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__u8 remote_id;
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__u8 amp_assoc[0];
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} __packed;
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#define A2MP_CREATEPHYSLINK_RSP 0x0B
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#define A2MP_DISCONNPHYSLINK_RSP 0x0D
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struct a2mp_physlink_rsp {
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__u8 local_id;
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__u8 remote_id;
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__u8 status;
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} __packed;
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/* A2MP response status */
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#define A2MP_STATUS_SUCCESS 0x00
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#define A2MP_STATUS_INVALID_CTRL_ID 0x01
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#define A2MP_STATUS_UNABLE_START_LINK_CREATION 0x02
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#define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS 0x02
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#define A2MP_STATUS_COLLISION_OCCURED 0x03
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#define A2MP_STATUS_DISCONN_REQ_RECVD 0x04
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#define A2MP_STATUS_PHYS_LINK_EXISTS 0x05
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#define A2MP_STATUS_SECURITY_VIOLATION 0x06
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extern struct list_head amp_mgr_list;
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extern struct mutex amp_mgr_list_lock;
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struct amp_mgr *amp_mgr_get(struct amp_mgr *mgr);
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int amp_mgr_put(struct amp_mgr *mgr);
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u8 __next_ident(struct amp_mgr *mgr);
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struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
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struct sk_buff *skb);
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struct amp_mgr *amp_mgr_lookup_by_state(u8 state);
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void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data);
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void a2mp_discover_amp(struct l2cap_chan *chan);
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void a2mp_send_getinfo_rsp(struct hci_dev *hdev);
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void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status);
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void a2mp_send_create_phy_link_req(struct hci_dev *hdev, u8 status);
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void a2mp_send_create_phy_link_rsp(struct hci_dev *hdev, u8 status);
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#endif /* __A2MP_H */
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