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Bluetooth: AMP: Use HCI cmd to Read Loc AMP Assoc

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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>
This commit is contained in:
Andrei Emeltchenko
2012-09-27 17:26:09 +03:00
committed by Gustavo Padovan
parent 8e2a0d92c5
commit 903e454110
8 changed files with 171 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/bluetooth/a2mp.h
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@@ -21,6 +21,7 @@
enum amp_mgr_state {
READ_LOC_AMP_INFO,
READ_LOC_AMP_ASSOC,
};
struct amp_mgr {
@@ -134,5 +135,6 @@ struct l2cap_chan *a2mp_channel_create(struct l2cap_conn *conn,
struct amp_mgr *amp_mgr_lookup_by_state(u8 state);
void a2mp_send(struct amp_mgr *mgr, u8 code, u8 ident, u16 len, void *data);
void a2mp_send_getinfo_rsp(struct hci_dev *hdev);
void a2mp_send_getampassoc_rsp(struct hci_dev *hdev, u8 status);
#endif /* __A2MP_H */

21
include/net/bluetooth/amp.h Normal file
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@@ -0,0 +1,21 @@
/*
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
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);
#endif /* __AMP_H */

2
include/net/bluetooth/hci.h
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@@ -33,6 +33,8 @@
#define HCI_LINK_KEY_SIZE 16
#define HCI_AMP_LINK_KEY_SIZE (2 * HCI_LINK_KEY_SIZE)
#define HCI_MAX_AMP_ASSOC_SIZE 672
/* HCI dev events */
#define HCI_DEV_REG 1
#define HCI_DEV_UNREG 2

8
include/net/bluetooth/hci_core.h
View File

@@ -124,6 +124,12 @@ struct le_scan_params {
#define HCI_MAX_SHORT_NAME_LENGTH 10
struct amp_assoc {
__u16 len;
__u16 offset;
__u8 data[HCI_MAX_AMP_ASSOC_SIZE];
};
#define NUM_REASSEMBLY 4
struct hci_dev {
struct list_head list;
@@ -177,6 +183,8 @@ struct hci_dev {
__u32 amp_max_flush_to;
__u32 amp_be_flush_to;
struct amp_assoc loc_assoc;
__u8 flow_ctl_mode;
unsigned int auto_accept_delay;