Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/include/net/bluetooth/amp.h b/include/net/bluetooth/amp.h
new file mode 100644
index 0000000..4b08079
--- /dev/null
+++ b/include/net/bluetooth/amp.h
@@ -0,0 +1,296 @@
+/*
+ Copyright (c) 2010-2011 Code Aurora Forum. All rights reserved.
+
+ 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 __AMP_H
+#define __AMP_H
+
+/* AMP defaults */
+
+#define A2MP_RSP_TIMEOUT (20000) /* 20 seconds */
+
+/* A2MP Protocol */
+
+/* A2MP command codes */
+#define A2MP_COMMAND_REJ 0x01
+#define A2MP_DISCOVER_REQ 0x02
+#define A2MP_DISCOVER_RSP 0x03
+#define A2MP_CHANGE_NOTIFY 0x04
+#define A2MP_CHANGE_RSP 0x05
+#define A2MP_GETINFO_REQ 0x06
+#define A2MP_GETINFO_RSP 0x07
+#define A2MP_GETAMPASSOC_REQ 0x08
+#define A2MP_GETAMPASSOC_RSP 0x09
+#define A2MP_CREATEPHYSLINK_REQ 0x0A
+#define A2MP_CREATEPHYSLINK_RSP 0x0B
+#define A2MP_DISCONNPHYSLINK_REQ 0x0C
+#define A2MP_DISCONNPHYSLINK_RSP 0x0D
+
+struct a2mp_cmd_hdr {
+ __u8 code;
+ __u8 ident;
+ __le16 len;
+} __packed;
+
+struct a2mp_cmd_rej {
+ __le16 reason;
+} __packed;
+
+#define HCI_A2MP_ID(id) ((id)+0x10) /* convert HCI dev index to AMP ID */
+#define A2MP_HCI_ID(id) ((id)-0x10) /* convert AMP ID to HCI dev index */
+
+struct a2mp_discover_req {
+ __le16 mtu;
+ __le16 ext_feat;
+} __packed;
+
+struct a2mp_cl {
+ __u8 id;
+ __u8 type;
+ __u8 status;
+} __packed;
+
+struct a2mp_discover_rsp {
+ __le16 mtu;
+ __le16 ext_feat;
+ struct a2mp_cl cl[0];
+} __packed;
+
+struct a2mp_getinfo_req {
+ __u8 id;
+} __packed;
+
+struct a2mp_getinfo_rsp {
+ __u8 id;
+ __u8 status;
+ __le32 total_bw;
+ __le32 max_bw;
+ __le32 min_latency;
+ __le16 pal_cap;
+ __le16 assoc_size;
+} __packed;
+
+struct a2mp_getampassoc_req {
+ __u8 id;
+} __packed;
+
+struct a2mp_getampassoc_rsp {
+ __u8 id;
+ __u8 status;
+ __u8 amp_assoc[0];
+} __packed;
+
+struct a2mp_createphyslink_req {
+ __u8 local_id;
+ __u8 remote_id;
+ __u8 amp_assoc[0];
+} __packed;
+
+struct a2mp_createphyslink_rsp {
+ __u8 local_id;
+ __u8 remote_id;
+ __u8 status;
+} __packed;
+
+struct a2mp_disconnphyslink_req {
+ __u8 local_id;
+ __u8 remote_id;
+} __packed;
+
+struct a2mp_disconnphyslink_rsp {
+ __u8 local_id;
+ __u8 remote_id;
+ __u8 status;
+} __packed;
+
+
+/* L2CAP-AMP module interface */
+int amp_init(void);
+void amp_exit(void);
+
+/* L2CAP-AMP fixed channel interface */
+void amp_conn_ind(struct l2cap_conn *conn, struct sk_buff *skb);
+
+/* L2CAP-AMP link interface */
+void amp_create_physical(struct l2cap_conn *conn, struct sock *sk);
+void amp_accept_physical(struct l2cap_conn *conn, u8 id, struct sock *sk);
+
+/* AMP manager internals */
+struct amp_ctrl {
+ struct amp_mgr *mgr;
+ __u8 id;
+ __u8 type;
+ __u8 status;
+ __u32 total_bw;
+ __u32 max_bw;
+ __u32 min_latency;
+ __u16 pal_cap;
+ __u16 max_assoc_size;
+};
+
+struct amp_mgr {
+ struct list_head list;
+ __u8 discovered;
+ __u8 next_ident;
+ struct l2cap_conn *l2cap_conn;
+ struct socket *a2mp_sock;
+ struct list_head ctx_list;
+ rwlock_t ctx_list_lock;
+ struct amp_ctrl *ctrls; /* @@ TODO s.b. list of controllers */
+ struct sk_buff *skb;
+ __u8 connected;
+};
+
+/* AMP Manager signalling contexts */
+#define AMP_GETAMPASSOC 1
+#define AMP_CREATEPHYSLINK 2
+#define AMP_ACCEPTPHYSLINK 3
+#define AMP_CREATELOGLINK 4
+#define AMP_ACCEPTLOGLINK 5
+
+/* Get AMP Assoc sequence */
+#define AMP_GAA_INIT 0
+#define AMP_GAA_RLAA_COMPLETE 1
+struct amp_gaa_state {
+ __u8 req_ident;
+ __u16 len_so_far;
+ __u8 *assoc;
+};
+
+/* Create Physical Link sequence */
+#define AMP_CPL_INIT 0
+#define AMP_CPL_DISC_RSP 1
+#define AMP_CPL_GETINFO_RSP 2
+#define AMP_CPL_GAA_RSP 3
+#define AMP_CPL_CPL_STATUS 4
+#define AMP_CPL_WRA_COMPLETE 5
+#define AMP_CPL_CHANNEL_SELECT 6
+#define AMP_CPL_RLA_COMPLETE 7
+#define AMP_CPL_PL_COMPLETE 8
+#define AMP_CPL_PL_CANCEL 9
+struct amp_cpl_state {
+ __u8 remote_id;
+ __u16 max_len;
+ __u8 *remote_assoc;
+ __u8 *local_assoc;
+ __u16 len_so_far;
+ __u16 rem_len;
+ __u8 phy_handle;
+};
+
+/* Accept Physical Link sequence */
+#define AMP_APL_INIT 0
+#define AMP_APL_APL_STATUS 1
+#define AMP_APL_WRA_COMPLETE 2
+#define AMP_APL_PL_COMPLETE 3
+struct amp_apl_state {
+ __u8 remote_id;
+ __u8 req_ident;
+ __u8 *remote_assoc;
+ __u16 len_so_far;
+ __u16 rem_len;
+ __u8 phy_handle;
+};
+
+/* Create/Accept Logical Link sequence */
+#define AMP_LOG_INIT 0
+#define AMP_LOG_LL_STATUS 1
+#define AMP_LOG_LL_COMPLETE 2
+struct amp_log_state {
+ __u8 remote_id;
+};
+
+/* Possible event types a context may wait for */
+#define AMP_INIT 0x01
+#define AMP_HCI_EVENT 0x02
+#define AMP_HCI_CMD_CMPLT 0x04
+#define AMP_HCI_CMD_STATUS 0x08
+#define AMP_A2MP_RSP 0x10
+#define AMP_KILLED 0x20
+#define AMP_CANCEL 0x40
+struct amp_ctx {
+ struct list_head list;
+ struct amp_mgr *mgr;
+ struct hci_dev *hdev;
+ __u8 type;
+ __u8 state;
+ union {
+ struct amp_gaa_state gaa;
+ struct amp_cpl_state cpl;
+ struct amp_apl_state apl;
+ } d;
+ __u8 evt_type;
+ __u8 evt_code;
+ __u16 opcode;
+ __u8 id;
+ __u8 rsp_ident;
+
+ struct sock *sk;
+ struct amp_ctx *deferred;
+ struct timer_list timer;
+};
+
+/* AMP work */
+struct amp_work_pl_timeout {
+ struct work_struct work;
+ struct amp_ctrl *ctrl;
+};
+struct amp_work_ctx_timeout {
+ struct work_struct work;
+ struct amp_ctx *ctx;
+};
+struct amp_work_data_ready {
+ struct work_struct work;
+ struct sock *sk;
+ int bytes;
+};
+struct amp_work_state_change {
+ struct work_struct work;
+ struct sock *sk;
+};
+struct amp_work_conn_ind {
+ struct work_struct work;
+ struct l2cap_conn *conn;
+ struct sk_buff *skb;
+};
+struct amp_work_create_physical {
+ struct work_struct work;
+ struct l2cap_conn *conn;
+ u8 id;
+ struct sock *sk;
+};
+struct amp_work_accept_physical {
+ struct work_struct work;
+ struct l2cap_conn *conn;
+ u8 id;
+ struct sock *sk;
+};
+struct amp_work_cmd_cmplt {
+ struct work_struct work;
+ struct hci_dev *hdev;
+ u16 opcode;
+ struct sk_buff *skb;
+};
+struct amp_work_cmd_status {
+ struct work_struct work;
+ struct hci_dev *hdev;
+ u16 opcode;
+ u8 status;
+};
+struct amp_work_event {
+ struct work_struct work;
+ struct hci_dev *hdev;
+ u8 event;
+ struct sk_buff *skb;
+};
+
+#endif /* __AMP_H */