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Bluetooth: Use LE connection parameters if known 

When the LE connection parameters for connection latency and
supervision timeout are known, then use then. If they are not
know fallback to defaults.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2014-06-29 16:43:27 +02:00
parent f044eb0524
commit 037fc415bc
1 changed files with 6 additions and 1 deletions
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7
net/bluetooth/hci_conn.c
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@ -645,7 +645,8 @@ static void hci_req_add_le_create_conn(struct hci_request *req,
cp.own_address_type = own_addr_type; cp.own_address_type = own_addr_type;
cp.conn_interval_min = cpu_to_le16(conn->le_conn_min_interval); cp.conn_interval_min = cpu_to_le16(conn->le_conn_min_interval);
cp.conn_interval_max = cpu_to_le16(conn->le_conn_max_interval); cp.conn_interval_max = cpu_to_le16(conn->le_conn_max_interval);
cp.supervision_timeout = cpu_to_le16(0x002a); cp.conn_latency = cpu_to_le16(conn->le_conn_latency);
cp.supervision_timeout = cpu_to_le16(conn->le_supv_timeout);
cp.min_ce_len = cpu_to_le16(0x0000); cp.min_ce_len = cpu_to_le16(0x0000);
cp.max_ce_len = cpu_to_le16(0x0000); cp.max_ce_len = cpu_to_le16(0x0000);
@ -767,9 +768,13 @@ struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
if (params) { if (params) {
conn->le_conn_min_interval = params->conn_min_interval; conn->le_conn_min_interval = params->conn_min_interval;
conn->le_conn_max_interval = params->conn_max_interval; conn->le_conn_max_interval = params->conn_max_interval;
conn->le_conn_latency = params->conn_latency;
conn->le_supv_timeout = params->supervision_timeout;
} else { } else {
conn->le_conn_min_interval = hdev->le_conn_min_interval; conn->le_conn_min_interval = hdev->le_conn_min_interval;
conn->le_conn_max_interval = hdev->le_conn_max_interval; conn->le_conn_max_interval = hdev->le_conn_max_interval;
conn->le_conn_latency = 0x0000;
conn->le_supv_timeout = 0x002a;
} }
/* If controller is scanning, we stop it since some controllers are /* If controller is scanning, we stop it since some controllers are