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Bluetooth: Adding a configurable autoconnect timeout 

This patch adds a configurable LE autoconnect timeout.

Signed-off-by: Alain Michaud <alainm@chromium.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alain Michaud 2020-06-29 16:11:00 +00:00 committed by Marcel Holtmann
parent 343ad3964d
commit 49b020c1d2
4 changed files with 16 additions and 1 deletions
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1
include/net/bluetooth/hci_core.h
View File

@ -376,6 +376,7 @@ struct hci_dev {
__u16 def_br_lsto;
__u16 def_page_timeout;
__u16 def_multi_adv_rotation_duration;
__u16 def_le_autoconnect_timeout;
__u16 pkt_type;
__u16 esco_type;

1
net/bluetooth/hci_core.c
View File

@ -3569,6 +3569,7 @@ struct hci_dev *hci_alloc_dev(void)
hdev->le_rx_def_phys = HCI_LE_SET_PHY_1M;
hdev->le_num_of_adv_sets = HCI_MAX_ADV_INSTANCES;
hdev->def_multi_adv_rotation_duration = HCI_DEFAULT_ADV_DURATION;
hdev->def_le_autoconnect_timeout = HCI_LE_AUTOCONN_TIMEOUT;
hdev->rpa_timeout = HCI_DEFAULT_RPA_TIMEOUT;
hdev->discov_interleaved_timeout = DISCOV_INTERLEAVED_TIMEOUT;

2
net/bluetooth/hci_event.c
View File

@ -5315,7 +5315,7 @@ static struct hci_conn *check_pending_le_conn(struct hci_dev *hdev,
}
conn = hci_connect_le(hdev, addr, addr_type, BT_SECURITY_LOW,
HCI_LE_AUTOCONN_TIMEOUT, HCI_ROLE_MASTER,
hdev->def_le_autoconnect_timeout, HCI_ROLE_MASTER,
direct_rpa);
if (!IS_ERR(conn)) {
/* If HCI_AUTO_CONN_EXPLICIT is set, conn is already owned

13
net/bluetooth/mgmt_config.c
View File

@ -17,6 +17,12 @@
{ cpu_to_le16(hdev->_param_name_) } \
}
#define HDEV_PARAM_U16_JIFFIES_TO_MSECS(_param_code_, _param_name_) \
{ \
{ cpu_to_le16(_param_code_), sizeof(__u16) }, \
{ cpu_to_le16(jiffies_to_msecs(hdev->_param_name_)) } \
}
int read_def_system_config(struct sock *sk, struct hci_dev *hdev, void *data,
u16 data_len)
{
@ -59,6 +65,8 @@ int read_def_system_config(struct sock *sk, struct hci_dev *hdev, void *data,
HDEV_PARAM_U16(0x0018, le_conn_max_interval),
HDEV_PARAM_U16(0x0019, le_conn_latency),
HDEV_PARAM_U16(0x001a, le_supv_timeout),
HDEV_PARAM_U16_JIFFIES_TO_MSECS(0x001b,
def_le_autoconnect_timeout),
};
struct mgmt_rp_read_def_system_config *rp = (void *)params;
@ -129,6 +137,7 @@ int set_def_system_config(struct sock *sk, struct hci_dev *hdev, void *data,
case 0x0018:
case 0x0019:
case 0x001a:
case 0x001b:
if (len != sizeof(u16)) {
bt_dev_warn(hdev, "invalid length %d, exp %zu for type %d",
len, sizeof(u16), type);
@ -238,6 +247,10 @@ int set_def_system_config(struct sock *sk, struct hci_dev *hdev, void *data,
case 0x0001a:
hdev->le_supv_timeout = TLV_GET_LE16(buffer);
break;
case 0x0001b:
hdev->def_le_autoconnect_timeout =
msecs_to_jiffies(TLV_GET_LE16(buffer));
break;
default:
bt_dev_warn(hdev, "unsupported parameter %u", type);
break;