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acrn-kernel/include/net/bluetooth/amp.h

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Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc When receiving A2MP Get AMP Assoc Request execute Read Local AMP Assoc HCI command to AMP controller. If the AMP Assoc data is larger than it can fit to HCI event only fragment is read. When all fragments are read send A2MP Get AMP Assoc Response. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:09 +08:00
/*
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 __AMP_H
#define __AMP_H
Bluetooth: AMP: Remote AMP ctrl definitions Create remote AMP controllers structure. It is used to keep information about discovered remote AMP controllers by A2MP protocol. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:12 +08:00
struct amp_ctrl {
struct list_head list;
struct kref kref;
__u8 id;
__u16 assoc_len_so_far;
__u16 assoc_rem_len;
__u16 assoc_len;
__u8 *assoc;
};
int amp_ctrl_put(struct amp_ctrl *ctrl);
Bluetooth: AMP: Handle Accept phylink command status evt When receiving HCI Command Status event for Accept Physical Link execute HCI Write Remote AMP Assoc with data saved from A2MP Create Physical Link Request. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:24 +08:00
void amp_ctrl_get(struct amp_ctrl *ctrl);
Bluetooth: AMP: Factor out amp_ctrl_add Add ctrl_id parameter to amp_ctrl_add since we always set it after function ctrl is created. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-10-05 21:56:55 +08:00
struct amp_ctrl *amp_ctrl_add(struct amp_mgr *mgr, u8 id);
Bluetooth: AMP: Remote AMP ctrl definitions Create remote AMP controllers structure. It is used to keep information about discovered remote AMP controllers by A2MP protocol. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:12 +08:00
struct amp_ctrl *amp_ctrl_lookup(struct amp_mgr *mgr, u8 id);
void amp_ctrl_list_flush(struct amp_mgr *mgr);
Bluetooth: AMP: Physical link struct and helpers Define physical link structures. Physical links are represented by hci_conn structure. For BR/EDR we use type ACL_LINK and for AMP we use AMP_LINK. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:11 +08:00
struct hci_conn *phylink_add(struct hci_dev *hdev, struct amp_mgr *mgr,
Bluetooth: AMP: Factor out phylink_add Add direction parameter to phylink_add since it is anyway set later. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-10-05 21:56:56 +08:00
u8 remote_id, bool out);
Bluetooth: AMP: Physical link struct and helpers Define physical link structures. Physical links are represented by hci_conn structure. For BR/EDR we use type ACL_LINK and for AMP we use AMP_LINK. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:11 +08:00
Bluetooth: AMP: Add AMP key calculation Function calculates AMP keys using hmac_sha256 helper. Calculated keys are Generic AMP Link Key (gamp) and Dedicated AMP Link Key with keyID "802b" for 802.11 PAL. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:18 +08:00
int phylink_gen_key(struct hci_conn *hcon, u8 *data, u8 *len, u8 *type);
Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc When receiving A2MP Get AMP Assoc Request execute Read Local AMP Assoc HCI command to AMP controller. If the AMP Assoc data is larger than it can fit to HCI event only fragment is read. When all fragments are read send A2MP Get AMP Assoc Response. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:09 +08:00
void amp_read_loc_info(struct hci_dev *hdev, struct amp_mgr *mgr);
void amp_read_loc_assoc_frag(struct hci_dev *hdev, u8 phy_handle);
void amp_read_loc_assoc(struct hci_dev *hdev, struct amp_mgr *mgr);
Bluetooth: AMP: Process Chan Selected event Channel Selected event indicates that link information data is available. Read it with Read Local AMP Assoc command. The data shall be sent in the A2MP Create Physical Link Request. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:22 +08:00
void amp_read_loc_assoc_final_data(struct hci_dev *hdev,
struct hci_conn *hcon);
Bluetooth: AMP: Create Physical Link When receiving A2MP Get AMP Assoc Response execute HCI Create Physical Link to AMP controller. Define function which will run when receiving HCI Command Status. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:19 +08:00
void amp_create_phylink(struct hci_dev *hdev, struct amp_mgr *mgr,
struct hci_conn *hcon);
Bluetooth: AMP: Accept Physical Link When receiving A2MP Create Physical Link message execute HCI Accept Physical Link command to AMP controller. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:23 +08:00
void amp_accept_phylink(struct hci_dev *hdev, struct amp_mgr *mgr,
struct hci_conn *hcon);
Bluetooth: AMP: Write remote AMP Assoc When receiving HCI Command Status after HCI Create Physical Link execute HCI Write Remote AMP Assoc command to AMP controller. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:20 +08:00
void amp_write_remote_assoc(struct hci_dev *hdev, u8 handle);
void amp_write_rem_assoc_continue(struct hci_dev *hdev, u8 handle);
Bluetooth: AMP: Add Logical Link Create function After physical link is created logical link needs to be created. The process starts after L2CAP channel is created and L2CAP Configuration Response with result PENDING is received. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Acked-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-10-31 21:46:30 +08:00
void amp_create_logical_link(struct l2cap_chan *chan);
Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc When receiving A2MP Get AMP Assoc Request execute Read Local AMP Assoc HCI command to AMP controller. If the AMP Assoc data is larger than it can fit to HCI event only fragment is read. When all fragments are read send A2MP Get AMP Assoc Response. Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
2012-09-27 22:26:09 +08:00
#endif /* __AMP_H */