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hci_event.c
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/*
BlueZ - Bluetooth protocol stack for Linux
Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
Written 2000,2001 by Maxim Krasnyansky <[email protected]>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License version 2 as
published by the Free Software Foundation;
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
SOFTWARE IS DISCLAIMED.
*/
/* Bluetooth HCI event handling. */
#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/mgmt.h>
#include "hci_request.h"
#include "hci_debugfs.h"
#include "a2mp.h"
#include "amp.h"
#include "smp.h"
#define ZERO_KEY "\x00\x00\x00\x00\x00\x00\x00\x00" \
"\x00\x00\x00\x00\x00\x00\x00\x00"
/* Handle HCI Event packets */
static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
clear_bit(HCI_INQUIRY, &hdev->flags);
smp_mb__after_atomic(); /* wake_up_bit advises about this barrier */
wake_up_bit(&hdev->flags, HCI_INQUIRY);
hci_dev_lock(hdev);
/* Set discovery state to stopped if we're not doing LE active
* scanning.
*/
if (!hci_dev_test_flag(hdev, HCI_LE_SCAN) ||
hdev->le_scan_type != LE_SCAN_ACTIVE)
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
hci_dev_unlock(hdev);
hci_conn_check_pending(hdev);
}
static void hci_cc_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
hci_dev_set_flag(hdev, HCI_PERIODIC_INQ);
}
static void hci_cc_exit_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
hci_dev_clear_flag(hdev, HCI_PERIODIC_INQ);
hci_conn_check_pending(hdev);
}
static void hci_cc_remote_name_req_cancel(struct hci_dev *hdev,
struct sk_buff *skb)
{
BT_DBG("%s", hdev->name);
}
static void hci_cc_role_discovery(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_role_discovery *rp = (void *) skb->data;
struct hci_conn *conn;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
if (conn)
conn->role = rp->role;
hci_dev_unlock(hdev);
}
static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_link_policy *rp = (void *) skb->data;
struct hci_conn *conn;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
if (conn)
conn->link_policy = __le16_to_cpu(rp->policy);
hci_dev_unlock(hdev);
}
static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_write_link_policy *rp = (void *) skb->data;
struct hci_conn *conn;
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY);
if (!sent)
return;
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
if (conn)
conn->link_policy = get_unaligned_le16(sent + 2);
hci_dev_unlock(hdev);
}
static void hci_cc_read_def_link_policy(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_def_link_policy *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->link_policy = __le16_to_cpu(rp->policy);
}
static void hci_cc_write_def_link_policy(struct hci_dev *hdev,
struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY);
if (!sent)
return;
hdev->link_policy = get_unaligned_le16(sent);
}
static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
BT_DBG("%s status 0x%2.2x", hdev->name, status);
clear_bit(HCI_RESET, &hdev->flags);
if (status)
return;
/* Reset all non-persistent flags */
hci_dev_clear_volatile_flags(hdev);
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
hdev->inq_tx_power = HCI_TX_POWER_INVALID;
hdev->adv_tx_power = HCI_TX_POWER_INVALID;
memset(hdev->adv_data, 0, sizeof(hdev->adv_data));
hdev->adv_data_len = 0;
memset(hdev->scan_rsp_data, 0, sizeof(hdev->scan_rsp_data));
hdev->scan_rsp_data_len = 0;
hdev->le_scan_type = LE_SCAN_PASSIVE;
hdev->ssp_debug_mode = 0;
hci_bdaddr_list_clear(&hdev->le_white_list);
}
static void hci_cc_read_stored_link_key(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_stored_link_key *rp = (void *)skb->data;
struct hci_cp_read_stored_link_key *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
sent = hci_sent_cmd_data(hdev, HCI_OP_READ_STORED_LINK_KEY);
if (!sent)
return;
if (!rp->status && sent->read_all == 0x01) {
hdev->stored_max_keys = rp->max_keys;
hdev->stored_num_keys = rp->num_keys;
}
}
static void hci_cc_delete_stored_link_key(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_delete_stored_link_key *rp = (void *)skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (rp->num_keys <= hdev->stored_num_keys)
hdev->stored_num_keys -= rp->num_keys;
else
hdev->stored_num_keys = 0;
}
static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME);
if (!sent)
return;
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_set_local_name_complete(hdev, sent, status);
else if (!status)
memcpy(hdev->dev_name, sent, HCI_MAX_NAME_LENGTH);
hci_dev_unlock(hdev);
}
static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_local_name *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (hci_dev_test_flag(hdev, HCI_SETUP) ||
hci_dev_test_flag(hdev, HCI_CONFIG))
memcpy(hdev->dev_name, rp->name, HCI_MAX_NAME_LENGTH);
}
static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE);
if (!sent)
return;
hci_dev_lock(hdev);
if (!status) {
__u8 param = *((__u8 *) sent);
if (param == AUTH_ENABLED)
set_bit(HCI_AUTH, &hdev->flags);
else
clear_bit(HCI_AUTH, &hdev->flags);
}
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_auth_enable_complete(hdev, status);
hci_dev_unlock(hdev);
}
static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
__u8 param;
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE);
if (!sent)
return;
param = *((__u8 *) sent);
if (param)
set_bit(HCI_ENCRYPT, &hdev->flags);
else
clear_bit(HCI_ENCRYPT, &hdev->flags);
}
static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
__u8 param;
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE);
if (!sent)
return;
param = *((__u8 *) sent);
hci_dev_lock(hdev);
if (status) {
hdev->discov_timeout = 0;
goto done;
}
if (param & SCAN_INQUIRY)
set_bit(HCI_ISCAN, &hdev->flags);
else
clear_bit(HCI_ISCAN, &hdev->flags);
if (param & SCAN_PAGE)
set_bit(HCI_PSCAN, &hdev->flags);
else
clear_bit(HCI_PSCAN, &hdev->flags);
done:
hci_dev_unlock(hdev);
}
static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_class_of_dev *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
memcpy(hdev->dev_class, rp->dev_class, 3);
BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name,
hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]);
}
static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV);
if (!sent)
return;
hci_dev_lock(hdev);
if (status == 0)
memcpy(hdev->dev_class, sent, 3);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_set_class_of_dev_complete(hdev, sent, status);
hci_dev_unlock(hdev);
}
static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_voice_setting *rp = (void *) skb->data;
__u16 setting;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
setting = __le16_to_cpu(rp->voice_setting);
if (hdev->voice_setting == setting)
return;
hdev->voice_setting = setting;
BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting);
if (hdev->notify)
hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING);
}
static void hci_cc_write_voice_setting(struct hci_dev *hdev,
struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
__u16 setting;
void *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING);
if (!sent)
return;
setting = get_unaligned_le16(sent);
if (hdev->voice_setting == setting)
return;
hdev->voice_setting = setting;
BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting);
if (hdev->notify)
hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING);
}
static void hci_cc_read_num_supported_iac(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_num_supported_iac *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->num_iac = rp->num_iac;
BT_DBG("%s num iac %d", hdev->name, hdev->num_iac);
}
static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
{
__u8 status = *((__u8 *) skb->data);
struct hci_cp_write_ssp_mode *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE);
if (!sent)
return;
hci_dev_lock(hdev);
if (!status) {
if (sent->mode)
hdev->features[1][0] |= LMP_HOST_SSP;
else
hdev->features[1][0] &= ~LMP_HOST_SSP;
}
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_ssp_enable_complete(hdev, sent->mode, status);
else if (!status) {
if (sent->mode)
hci_dev_set_flag(hdev, HCI_SSP_ENABLED);
else
hci_dev_clear_flag(hdev, HCI_SSP_ENABLED);
}
hci_dev_unlock(hdev);
}
static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
{
u8 status = *((u8 *) skb->data);
struct hci_cp_write_sc_support *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SC_SUPPORT);
if (!sent)
return;
hci_dev_lock(hdev);
if (!status) {
if (sent->support)
hdev->features[1][0] |= LMP_HOST_SC;
else
hdev->features[1][0] &= ~LMP_HOST_SC;
}
if (!hci_dev_test_flag(hdev, HCI_MGMT) && !status) {
if (sent->support)
hci_dev_set_flag(hdev, HCI_SC_ENABLED);
else
hci_dev_clear_flag(hdev, HCI_SC_ENABLED);
}
hci_dev_unlock(hdev);
}
static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_local_version *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (hci_dev_test_flag(hdev, HCI_SETUP) ||
hci_dev_test_flag(hdev, HCI_CONFIG)) {
hdev->hci_ver = rp->hci_ver;
hdev->hci_rev = __le16_to_cpu(rp->hci_rev);
hdev->lmp_ver = rp->lmp_ver;
hdev->manufacturer = __le16_to_cpu(rp->manufacturer);
hdev->lmp_subver = __le16_to_cpu(rp->lmp_subver);
}
}
static void hci_cc_read_local_commands(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_local_commands *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (hci_dev_test_flag(hdev, HCI_SETUP) ||
hci_dev_test_flag(hdev, HCI_CONFIG))
memcpy(hdev->commands, rp->commands, sizeof(hdev->commands));
}
static void hci_cc_read_local_features(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_local_features *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
memcpy(hdev->features, rp->features, 8);
/* Adjust default settings according to features
* supported by device. */
if (hdev->features[0][0] & LMP_3SLOT)
hdev->pkt_type |= (HCI_DM3 | HCI_DH3);
if (hdev->features[0][0] & LMP_5SLOT)
hdev->pkt_type |= (HCI_DM5 | HCI_DH5);
if (hdev->features[0][1] & LMP_HV2) {
hdev->pkt_type |= (HCI_HV2);
hdev->esco_type |= (ESCO_HV2);
}
if (hdev->features[0][1] & LMP_HV3) {
hdev->pkt_type |= (HCI_HV3);
hdev->esco_type |= (ESCO_HV3);
}
if (lmp_esco_capable(hdev))
hdev->esco_type |= (ESCO_EV3);
if (hdev->features[0][4] & LMP_EV4)
hdev->esco_type |= (ESCO_EV4);
if (hdev->features[0][4] & LMP_EV5)
hdev->esco_type |= (ESCO_EV5);
if (hdev->features[0][5] & LMP_EDR_ESCO_2M)
hdev->esco_type |= (ESCO_2EV3);
if (hdev->features[0][5] & LMP_EDR_ESCO_3M)
hdev->esco_type |= (ESCO_3EV3);
if (hdev->features[0][5] & LMP_EDR_3S_ESCO)
hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5);
}
static void hci_cc_read_local_ext_features(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_local_ext_features *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (hdev->max_page < rp->max_page)
hdev->max_page = rp->max_page;
if (rp->page < HCI_MAX_PAGES)
memcpy(hdev->features[rp->page], rp->features, 8);
}
static void hci_cc_read_flow_control_mode(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_flow_control_mode *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->flow_ctl_mode = rp->mode;
}
static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_buffer_size *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu);
hdev->sco_mtu = rp->sco_mtu;
hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt);
hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt);
if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) {
hdev->sco_mtu = 64;
hdev->sco_pkts = 8;
}
hdev->acl_cnt = hdev->acl_pkts;
hdev->sco_cnt = hdev->sco_pkts;
BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, hdev->acl_mtu,
hdev->acl_pkts, hdev->sco_mtu, hdev->sco_pkts);
}
static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_bd_addr *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (test_bit(HCI_INIT, &hdev->flags))
bacpy(&hdev->bdaddr, &rp->bdaddr);
if (hci_dev_test_flag(hdev, HCI_SETUP))
bacpy(&hdev->setup_addr, &rp->bdaddr);
}
static void hci_cc_read_page_scan_activity(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_page_scan_activity *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (test_bit(HCI_INIT, &hdev->flags)) {
hdev->page_scan_interval = __le16_to_cpu(rp->interval);
hdev->page_scan_window = __le16_to_cpu(rp->window);
}
}
static void hci_cc_write_page_scan_activity(struct hci_dev *hdev,
struct sk_buff *skb)
{
u8 status = *((u8 *) skb->data);
struct hci_cp_write_page_scan_activity *sent;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_ACTIVITY);
if (!sent)
return;
hdev->page_scan_interval = __le16_to_cpu(sent->interval);
hdev->page_scan_window = __le16_to_cpu(sent->window);
}
static void hci_cc_read_page_scan_type(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_page_scan_type *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
if (test_bit(HCI_INIT, &hdev->flags))
hdev->page_scan_type = rp->type;
}
static void hci_cc_write_page_scan_type(struct hci_dev *hdev,
struct sk_buff *skb)
{
u8 status = *((u8 *) skb->data);
u8 *type;
BT_DBG("%s status 0x%2.2x", hdev->name, status);
if (status)
return;
type = hci_sent_cmd_data(hdev, HCI_OP_WRITE_PAGE_SCAN_TYPE);
if (type)
hdev->page_scan_type = *type;
}
static void hci_cc_read_data_block_size(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_data_block_size *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->block_mtu = __le16_to_cpu(rp->max_acl_len);
hdev->block_len = __le16_to_cpu(rp->block_len);
hdev->num_blocks = __le16_to_cpu(rp->num_blocks);
hdev->block_cnt = hdev->num_blocks;
BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu,
hdev->block_cnt, hdev->block_len);
}
static void hci_cc_read_clock(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_clock *rp = (void *) skb->data;
struct hci_cp_read_clock *cp;
struct hci_conn *conn;
BT_DBG("%s", hdev->name);
if (skb->len < sizeof(*rp))
return;
if (rp->status)
return;
hci_dev_lock(hdev);
cp = hci_sent_cmd_data(hdev, HCI_OP_READ_CLOCK);
if (!cp)
goto unlock;
if (cp->which == 0x00) {
hdev->clock = le32_to_cpu(rp->clock);
goto unlock;
}
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
if (conn) {
conn->clock = le32_to_cpu(rp->clock);
conn->clock_accuracy = le16_to_cpu(rp->accuracy);
}
unlock:
hci_dev_unlock(hdev);
}
static void hci_cc_read_local_amp_info(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_local_amp_info *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->amp_status = rp->amp_status;
hdev->amp_total_bw = __le32_to_cpu(rp->total_bw);
hdev->amp_max_bw = __le32_to_cpu(rp->max_bw);
hdev->amp_min_latency = __le32_to_cpu(rp->min_latency);
hdev->amp_max_pdu = __le32_to_cpu(rp->max_pdu);
hdev->amp_type = rp->amp_type;
hdev->amp_pal_cap = __le16_to_cpu(rp->pal_cap);
hdev->amp_assoc_size = __le16_to_cpu(rp->max_assoc_size);
hdev->amp_be_flush_to = __le32_to_cpu(rp->be_flush_to);
hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to);
}
static void hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_inq_rsp_tx_power *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->inq_tx_power = rp->tx_power;
}
static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_pin_code_reply *rp = (void *) skb->data;
struct hci_cp_pin_code_reply *cp;
struct hci_conn *conn;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_pin_code_reply_complete(hdev, &rp->bdaddr, rp->status);
if (rp->status)
goto unlock;
cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY);
if (!cp)
goto unlock;
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
if (conn)
conn->pin_length = cp->pin_len;
unlock:
hci_dev_unlock(hdev);
}
static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_pin_code_neg_reply_complete(hdev, &rp->bdaddr,
rp->status);
hci_dev_unlock(hdev);
}
static void hci_cc_le_read_buffer_size(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_buffer_size *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->le_mtu = __le16_to_cpu(rp->le_mtu);
hdev->le_pkts = rp->le_max_pkt;
hdev->le_cnt = hdev->le_pkts;
BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts);
}
static void hci_cc_le_read_local_features(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_local_features *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
memcpy(hdev->le_features, rp->features, 8);
}
static void hci_cc_le_read_adv_tx_power(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_le_read_adv_tx_power *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
if (rp->status)
return;
hdev->adv_tx_power = rp->tx_power;
}
static void hci_cc_user_confirm_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_user_confirm_reply_complete(hdev, &rp->bdaddr, ACL_LINK, 0,
rp->status);
hci_dev_unlock(hdev);
}
static void hci_cc_user_confirm_neg_reply(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_user_confirm_neg_reply_complete(hdev, &rp->bdaddr,
ACL_LINK, 0, rp->status);
hci_dev_unlock(hdev);
}
static void hci_cc_user_passkey_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))
mgmt_user_passkey_reply_complete(hdev, &rp->bdaddr, ACL_LINK,
0, rp->status);
hci_dev_unlock(hdev);
}
static void hci_cc_user_passkey_neg_reply(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
hci_dev_lock(hdev);
if (hci_dev_test_flag(hdev, HCI_MGMT))