Commit f7faab0c authored by Andrzej Kaczmarek's avatar Andrzej Kaczmarek Committed by Marcel Holtmann

Bluetooth: Avoid polling TX power for LE links

TX power for LE links is immutable thus we do not need to query for it
if already have value.
Signed-off-by: default avatarAndrzej Kaczmarek <andrzej.kaczmarek@tieto.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent dd983808
...@@ -4717,10 +4717,16 @@ static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data, ...@@ -4717,10 +4717,16 @@ static int get_conn_info(struct sock *sk, struct hci_dev *hdev, void *data,
hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp), hci_req_add(&req, HCI_OP_READ_RSSI, sizeof(req_rssi_cp),
&req_rssi_cp); &req_rssi_cp);
req_txp_cp.handle = cpu_to_le16(conn->handle); /* For LE links TX power does not change thus we don't need to
req_txp_cp.type = 0x00; * query for it once value is known.
hci_req_add(&req, HCI_OP_READ_TX_POWER, */
sizeof(req_txp_cp), &req_txp_cp); if (!bdaddr_type_is_le(cp->addr.type) ||
conn->tx_power == HCI_TX_POWER_INVALID) {
req_txp_cp.handle = cpu_to_le16(conn->handle);
req_txp_cp.type = 0x00;
hci_req_add(&req, HCI_OP_READ_TX_POWER,
sizeof(req_txp_cp), &req_txp_cp);
}
err = hci_req_run(&req, conn_info_refresh_complete); err = hci_req_run(&req, conn_info_refresh_complete);
if (err < 0) if (err < 0)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment