projects / mirror_ubuntu-artful-kernel.git / blame
| 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> |
| 19 | ||
| 8598d064 AE |
20 | #define A2MP_FEAT_EXT 0x8000 |
| 21 | ||
| f97268fc AE |
22 | enum amp_mgr_state { |
| 23 | READ_LOC_AMP_INFO, | |
| 903e4541 | 24 | READ_LOC_AMP_ASSOC, |
| 9495b2ee | 25 | READ_LOC_AMP_ASSOC_FINAL, |
| 8e05e3ba | 26 | WRITE_REMOTE_AMP_ASSOC, |
| f97268fc AE |
27 | }; |
| 28 | ||
| 9740e49d | 29 | struct amp_mgr { |
| f97268fc | 30 | struct list_head list; |
| 9740e49d AE |
31 | struct l2cap_conn *l2cap_conn; |
| 32 | struct l2cap_chan *a2mp_chan; | |
| 93c3e8f5 | 33 | struct l2cap_chan *bredr_chan; |
| 9740e49d AE |
34 | struct kref kref; |
| 35 | __u8 ident; | |
| 36 | __u8 handle; | |
| cb6801c6 | 37 | unsigned long state; |
| 9740e49d | 38 | unsigned long flags; |
| 52c0d6e5 AE |
39 | |
| 40 | struct list_head amp_ctrls; | |
| 41 | struct mutex amp_ctrls_lock; | |
| 9740e49d AE |
42 | }; |
| 43 | ||
| f6d3c6e7 AE |
44 | struct a2mp_cmd { |
| 45 | __u8 code; | |
| 46 | __u8 ident; | |
| 47 | __le16 len; | |
| 48 | __u8 data[0]; | |
| 49 | } __packed; | |
| 50 | ||
| b9058fb6 AE |
51 | /* A2MP command codes */ |
| 52 | #define A2MP_COMMAND_REJ 0x01 | |
| 53 | struct a2mp_cmd_rej { | |
| 54 | __le16 reason; | |
| 55 | __u8 data[0]; | |
| 56 | } __packed; | |
| 57 | ||
| 58 | #define A2MP_DISCOVER_REQ 0x02 | |
| 59 | struct a2mp_discov_req { | |
| 60 | __le16 mtu; | |
| 61 | __le16 ext_feat; | |
| 62 | } __packed; | |
| 63 | ||
| 64 | struct a2mp_cl { | |
| 65 | __u8 id; | |
| 66 | __u8 type; | |
| 67 | __u8 status; | |
| 68 | } __packed; | |
| 69 | ||
| 70 | #define A2MP_DISCOVER_RSP 0x03 | |
| 71 | struct a2mp_discov_rsp { | |
| 72 | __le16 mtu; | |
| 73 | __le16 ext_feat; | |
| 74 | struct a2mp_cl cl[0]; | |
| 75 | } __packed; | |
| 76 | ||
| 77 | #define A2MP_CHANGE_NOTIFY 0x04 | |
| 78 | #define A2MP_CHANGE_RSP 0x05 | |
| 79 | ||
| 80 | #define A2MP_GETINFO_REQ 0x06 | |
| 81 | struct a2mp_info_req { | |
| 82 | __u8 id; | |
| 83 | } __packed; | |
| 84 | ||
| 85 | #define A2MP_GETINFO_RSP 0x07 | |
| 86 | struct a2mp_info_rsp { | |
| 87 | __u8 id; | |
| 88 | __u8 status; | |
| 89 | __le32 total_bw; | |
| 90 | __le32 max_bw; | |
| 91 | __le32 min_latency; | |
| 92 | __le16 pal_cap; | |
| 93 | __le16 assoc_size; | |
| 94 | } __packed; | |
| 95 | ||
| 96 | #define A2MP_GETAMPASSOC_REQ 0x08 | |
| 97 | struct a2mp_amp_assoc_req { | |
| 98 | __u8 id; | |
| 99 | } __packed; | |
| 100 | ||
| 101 | #define A2MP_GETAMPASSOC_RSP 0x09 | |
| 102 | struct a2mp_amp_assoc_rsp { | |
| 103 | __u8 id; | |
| 104 | __u8 status; | |
| 105 | __u8 amp_assoc[0]; | |
| 106 | } __packed; | |
| 107 | ||
| 108 | #define A2MP_CREATEPHYSLINK_REQ 0x0A | |
| 109 | #define A2MP_DISCONNPHYSLINK_REQ 0x0C | |
| 110 | struct a2mp_physlink_req { | |
| 111 | __u8 local_id; | |
| 112 | __u8 remote_id; | |
| 113 | __u8 amp_assoc[0]; | |
| 114 | } __packed; | |
| 115 | ||
| 116 | #define A2MP_CREATEPHYSLINK_RSP 0x0B | |
| 117 | #define A2MP_DISCONNPHYSLINK_RSP 0x0D | |
| 118 | struct a2mp_physlink_rsp { | |
| 119 | __u8 local_id; | |
| 120 | __u8 remote_id; | |
| 121 | __u8 status; | |
| 122 | } __packed; | |
| 123 | ||
| e7af522e AE |
124 | /* A2MP response status */ |
| 125 | #define A2MP_STATUS_SUCCESS 0x00 | |
| 126 | #define A2MP_STATUS_INVALID_CTRL_ID 0x01 | |
| 127 | #define A2MP_STATUS_UNABLE_START_LINK_CREATION 0x02 | |
| 128 | #define A2MP_STATUS_NO_PHYSICAL_LINK_EXISTS 0x02 | |
| 129 | #define A2MP_STATUS_COLLISION_OCCURED 0x03 | |
| 130 | #define A2MP_STATUS_DISCONN_REQ_RECVD 0x04 | |
| 131 | #define A2MP_STATUS_PHYS_LINK_EXISTS 0x05 | |
| 132 | #define A2MP_STATUS_SECURITY_VIOLATION 0x06 | |
| 133 | ||
| f97268fc AE |
134 | extern struct list_head amp_mgr_list; |
| 135 | extern struct mutex amp_mgr_list_lock; | |
| 136 | ||
| f706adfe | 137 | struct amp_mgr *amp_mgr_get(struct amp_mgr *mgr); |
| 9740e49d | 138 | int amp_mgr_put(struct amp_mgr *mgr); |
| 9495b2ee | 139 | u8 __next_ident(struct amp_mgr *mgr); |
| 97e8e89d AE |
140 | struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn, |
| 141 | struct sk_buff *skb); | |
| f97268fc | 142 | struct amp_mgr *amp_mgr_lookup_by_state(u8 state); |
| 8e2a0d92 | 143 | void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data); |
| 93c3e8f5 | 144 | void a2mp_discover_amp(struct l2cap_chan *chan); |
| 8e2a0d92 | 145 | void a2mp_send_getinfo_rsp(struct hci_dev *hdev); |
| 903e4541 | 146 | void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status); |
| 9495b2ee | 147 | void a2mp_send_create_phy_link_req(struct hci_dev *hdev, u8 status); |
| 8e05e3ba | 148 | void a2mp_send_create_phy_link_rsp(struct hci_dev *hdev, u8 status); |
| 9740e49d AE |
149 | |
| 150 | #endif /* __A2MP_H */ |