Commit 76a56bbd authored by Chethan T N's avatar Chethan T N Committed by Marcel Holtmann
Browse files

Bluetooth: btintel: support link statistics telemetry events 



This patch supports the link statistics telemetry events for
intel controllers

Reviewed-by: default avatarMiao-chen Chou <mcchou@chromium.org>
Signed-off-by: default avatarChethan T N <chethan.tumkur.narayan@intel.com>
Signed-off-by: default avatarKiran K <kiran.k@intel.com>
Signed-off-by: default avatarJoseph Hwang <josephsih@chromium.org>
Signed-off-by: default avatarLuiz Augusto von Dentz <luiz.von.dentz@intel.com>
parent 0331b8e9

drivers/bluetooth/btintel.c

+19 −1
Original line number Diff line number Diff line
@@ -1285,8 +1285,10 @@ static int btintel_read_debug_features(struct hci_dev *hdev, 
static int btintel_set_debug_features(struct hci_dev *hdev,

			       const struct intel_debug_features *features)

{

	u8 mask[11] = { 0x0a, 0x92, 0x02, 0x07, 0x00, 0x00, 0x00, 0x00,

	u8 mask[11] = { 0x0a, 0x92, 0x02, 0x7f, 0x00, 0x00, 0x00, 0x00,

			0x00, 0x00, 0x00 };

	u8 period[5] = { 0x04, 0x91, 0x02, 0x05, 0x00 };

	u8 trace_enable = 0x02;

	struct sk_buff *skb;



	if (!features)
@@ -1303,8 +1305,24 @@ static int btintel_set_debug_features(struct hci_dev *hdev, 
			   PTR_ERR(skb));

		return PTR_ERR(skb);

	}

	kfree_skb(skb);



	skb = __hci_cmd_sync(hdev, 0xfc8b, 5, period, HCI_INIT_TIMEOUT);

	if (IS_ERR(skb)) {

		bt_dev_err(hdev, "Setting periodicity for link statistics traces failed (%ld)",

			   PTR_ERR(skb));

		return PTR_ERR(skb);

	}

	kfree_skb(skb);



	skb = __hci_cmd_sync(hdev, 0xfca1, 1, &trace_enable, HCI_INIT_TIMEOUT);

	if (IS_ERR(skb)) {

		bt_dev_err(hdev, "Enable tracing of link statistics events failed (%ld)",

			   PTR_ERR(skb));

		return PTR_ERR(skb);

	}

	kfree_skb(skb);



	return 0;

}