[deliverable/linux.git] / include / net / bluetooth / a2mp.h

/*
   Copyright (c) 2010,2011 Code Aurora Forum.  All rights reserved.
   Copyright (c) 2011,2012 Intel Corp.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License version 2 and
   only version 2 as published by the Free Software Foundation.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
*/

#ifndef __A2MP_H
#define __A2MP_H

#include <net/bluetooth/l2cap.h>

#define A2MP_FEAT_EXT	0x8000

enum amp_mgr_state {
	READ_LOC_AMP_INFO,
};

struct amp_mgr {
	struct list_head	list;
	struct l2cap_conn	*l2cap_conn;
	struct l2cap_chan	*a2mp_chan;
	struct kref		kref;
	__u8			ident;
	__u8			handle;
	enum amp_mgr_state	state;
	unsigned long		flags;
};

struct a2mp_cmd {
	__u8	code;
	__u8	ident;
	__le16	len;
	__u8	data[0];
} __packed;

/* A2MP command codes */
#define A2MP_COMMAND_REJ         0x01
struct a2mp_cmd_rej {
	__le16	reason;
	__u8	data[0];
} __packed;

#define A2MP_DISCOVER_REQ        0x02
struct a2mp_discov_req {
	__le16	mtu;
	__le16	ext_feat;
} __packed;

struct a2mp_cl {
	__u8	id;
	__u8	type;
	__u8	status;
} __packed;

#define A2MP_DISCOVER_RSP        0x03
struct a2mp_discov_rsp {
	__le16     mtu;
	__le16     ext_feat;
	struct a2mp_cl cl[0];
} __packed;

#define A2MP_CHANGE_NOTIFY       0x04
#define A2MP_CHANGE_RSP          0x05

#define A2MP_GETINFO_REQ         0x06
struct a2mp_info_req {
	__u8       id;
} __packed;

#define A2MP_GETINFO_RSP         0x07
struct a2mp_info_rsp {
	__u8	id;
	__u8	status;
	__le32	total_bw;
	__le32	max_bw;
	__le32	min_latency;
	__le16	pal_cap;
	__le16	assoc_size;
} __packed;

#define A2MP_GETAMPASSOC_REQ     0x08
struct a2mp_amp_assoc_req {
	__u8	id;
} __packed;

#define A2MP_GETAMPASSOC_RSP     0x09
struct a2mp_amp_assoc_rsp {
	__u8	id;
	__u8	status;
	__u8	amp_assoc[0];
} __packed;

#define A2MP_CREATEPHYSLINK_REQ  0x0A
#define A2MP_DISCONNPHYSLINK_REQ 0x0C
struct a2mp_physlink_req {
	__u8	local_id;
	__u8	remote_id;
	__u8	amp_assoc[0];
} __packed;

#define A2MP_CREATEPHYSLINK_RSP  0x0B
#define A2MP_DISCONNPHYSLINK_RSP 0x0D
struct a2mp_physlink_rsp {
	__u8	local_id;
	__u8	remote_id;
	__u8	status;
} __packed;

/* A2MP response status */
#define A2MP_STATUS_SUCCESS			0x00
#define A2MP_STATUS_INVALID_CTRL_ID		0x01
#define A2MP_STATUS_UNABLE_START_LINK_CREATION	0x02
#define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS	0x02
#define A2MP_STATUS_COLLISION_OCCURED		0x03
#define A2MP_STATUS_DISCONN_REQ_RECVD		0x04
#define A2MP_STATUS_PHYS_LINK_EXISTS		0x05
#define A2MP_STATUS_SECURITY_VIOLATION		0x06

extern struct list_head amp_mgr_list;
extern struct mutex amp_mgr_list_lock;

void amp_mgr_get(struct amp_mgr *mgr);
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);

#endif /* __A2MP_H */
Commit	Line	Data
9740e49d AE	1	/*
	2	Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved.
	3	Copyright (c) 2011,2012 Intel Corp.
	4
	5	This program is free software; you can redistribute it and/or modify
	6	it under the terms of the GNU General Public License version 2 and
	7	only version 2 as published by the Free Software Foundation.
	8
	9	This program is distributed in the hope that it will be useful,
	10	but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	GNU General Public License for more details.
	13	*/
	14
	15	#ifndef __A2MP_H
	16	#define __A2MP_H
	17
97e8e89d AE	18	#include <net/bluetooth/l2cap.h>
97e8e89d AE	19
8598d064 AE	20	#define A2MP_FEAT_EXT 0x8000
8598d064 AE	21
f97268fc AE	22	enum amp_mgr_state {
	23	READ_LOC_AMP_INFO,
	24	};
	25
9740e49d	26	struct amp_mgr {
f97268fc	27	struct list_head list;
9740e49d AE	28	struct l2cap_conn *l2cap_conn;
	29	struct l2cap_chan *a2mp_chan;
	30	struct kref kref;
	31	__u8 ident;
	32	__u8 handle;
f97268fc	33	enum amp_mgr_state state;
9740e49d AE	34	unsigned long flags;
	35	};
	36
f6d3c6e7 AE	37	struct a2mp_cmd {
	38	__u8 code;
	39	__u8 ident;
	40	__le16 len;
	41	__u8 data[0];
	42	} __packed;
	43
b9058fb6 AE	44	/* A2MP command codes */
	45	#define A2MP_COMMAND_REJ 0x01
	46	struct a2mp_cmd_rej {
	47	__le16 reason;
	48	__u8 data[0];
	49	} __packed;
	50
	51	#define A2MP_DISCOVER_REQ 0x02
	52	struct a2mp_discov_req {
	53	__le16 mtu;
	54	__le16 ext_feat;
	55	} __packed;
	56
	57	struct a2mp_cl {
	58	__u8 id;
	59	__u8 type;
	60	__u8 status;
	61	} __packed;
	62
	63	#define A2MP_DISCOVER_RSP 0x03
	64	struct a2mp_discov_rsp {
	65	__le16 mtu;
	66	__le16 ext_feat;
	67	struct a2mp_cl cl[0];
	68	} __packed;
	69
	70	#define A2MP_CHANGE_NOTIFY 0x04
	71	#define A2MP_CHANGE_RSP 0x05
	72
	73	#define A2MP_GETINFO_REQ 0x06
	74	struct a2mp_info_req {
	75	__u8 id;
	76	} __packed;
	77
	78	#define A2MP_GETINFO_RSP 0x07
	79	struct a2mp_info_rsp {
	80	__u8 id;
	81	__u8 status;
	82	__le32 total_bw;
	83	__le32 max_bw;
	84	__le32 min_latency;
	85	__le16 pal_cap;
	86	__le16 assoc_size;
	87	} __packed;
	88
	89	#define A2MP_GETAMPASSOC_REQ 0x08
	90	struct a2mp_amp_assoc_req {
	91	__u8 id;
	92	} __packed;
	93
	94	#define A2MP_GETAMPASSOC_RSP 0x09
	95	struct a2mp_amp_assoc_rsp {
	96	__u8 id;
	97	__u8 status;
	98	__u8 amp_assoc[0];
	99	} __packed;
	100
	101	#define A2MP_CREATEPHYSLINK_REQ 0x0A
	102	#define A2MP_DISCONNPHYSLINK_REQ 0x0C
	103	struct a2mp_physlink_req {
	104	__u8 local_id;
	105	__u8 remote_id;
	106	__u8 amp_assoc[0];
	107	} __packed;
108
109	#define A2MP_CREATEPHYSLINK_RSP 0x0B
110	#define A2MP_DISCONNPHYSLINK_RSP 0x0D
111	struct a2mp_physlink_rsp {
112	__u8 local_id;
113	__u8 remote_id;
114	__u8 status;
115	} __packed;
116
e7af522e AE	117	/* A2MP response status */
	118	#define A2MP_STATUS_SUCCESS 0x00
	119	#define A2MP_STATUS_INVALID_CTRL_ID 0x01
	120	#define A2MP_STATUS_UNABLE_START_LINK_CREATION 0x02
	121	#define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS 0x02
	122	#define A2MP_STATUS_COLLISION_OCCURED 0x03
	123	#define A2MP_STATUS_DISCONN_REQ_RECVD 0x04
	124	#define A2MP_STATUS_PHYS_LINK_EXISTS 0x05
	125	#define A2MP_STATUS_SECURITY_VIOLATION 0x06
	126
f97268fc AE	127	extern struct list_head amp_mgr_list;
	128	extern struct mutex amp_mgr_list_lock;
	129
9740e49d AE	130	void amp_mgr_get(struct amp_mgr *mgr);
9740e49d AE	131	int amp_mgr_put(struct amp_mgr *mgr);
97e8e89d AE	132	struct l2cap_chan a2mp_channel_create(struct l2cap_conn conn,
97e8e89d AE	133	struct sk_buff *skb);
f97268fc	134	struct amp_mgr *amp_mgr_lookup_by_state(u8 state);
9740e49d AE	135
9740e49d AE	136	#endif /* __A2MP_H */