From f4f9fa0c07bbab6722afd0417c6a79a719bf7c41 Mon Sep 17 00:00:00 2001 From: Chethan T N Date: Tue, 7 Sep 2021 15:42:48 +0530 Subject: [PATCH] Bluetooth: Allow usb to auto-suspend when SCO use non-HCI transport Currently usb tranport is not allowed to suspend when SCO over HCI tranport is active. This patch shall enable the usb tranport to suspend when SCO link use non-HCI transport. Signed-off-by: Chethan T N Signed-off-by: Luiz Augusto von Dentz --- net/bluetooth/hci_event.c | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index b48e24629fa4..fdf51f89754a 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -4444,6 +4444,7 @@ static void hci_sync_conn_complete_evt(struct hci_dev *hdev, { struct hci_ev_sync_conn_complete *ev = (void *) skb->data; struct hci_conn *conn; + unsigned int notify_evt; BT_DBG("%s status 0x%2.2x", hdev->name, ev->status); @@ -4518,15 +4519,21 @@ static void hci_sync_conn_complete_evt(struct hci_dev *hdev, switch (ev->air_mode) { case 0x02: - if (hdev->notify) - hdev->notify(hdev, HCI_NOTIFY_ENABLE_SCO_CVSD); + notify_evt = HCI_NOTIFY_ENABLE_SCO_CVSD; break; case 0x03: - if (hdev->notify) - hdev->notify(hdev, HCI_NOTIFY_ENABLE_SCO_TRANSP); + notify_evt = HCI_NOTIFY_ENABLE_SCO_TRANSP; break; } + /* Notify only in case of SCO over HCI transport data path which + * is zero and non-zero value shall be non-HCI transport data path + */ + if (conn->codec.data_path == 0) { + if (hdev->notify) + hdev->notify(hdev, notify_evt); + } + hci_connect_cfm(conn, ev->status); if (ev->status) hci_conn_del(conn);