From 881f7e86a1e0322fbda42c92a36b13c44120bca2 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Thu, 8 Oct 2015 03:01:44 +0200 Subject: [PATCH] Bluetooth: bpa10x: Add support for set_diag driver callback The BPA-10x devices support tracing operation. Use the set_diag driver callback to allow enabling and disabling that functionality. Signed-off-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- drivers/bluetooth/bpa10x.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c index 618b1ef20145..a1a0f80212b3 100644 --- a/drivers/bluetooth/bpa10x.c +++ b/drivers/bluetooth/bpa10x.c @@ -438,6 +438,25 @@ static int bpa10x_send_frame(struct hci_dev *hdev, struct sk_buff *skb) return 0; } +static int bpa10x_set_diag(struct hci_dev *hdev, bool enable) +{ + const u8 req[] = { 0x00, enable }; + struct sk_buff *skb; + + BT_DBG("%s", hdev->name); + + if (!test_bit(HCI_RUNNING, &hdev->flags)) + return -ENETDOWN; + + /* Enable sniffer operation */ + skb = __hci_cmd_sync(hdev, 0xfc0e, sizeof(req), req, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) + return PTR_ERR(skb); + + kfree_skb(skb); + return 0; +} + static int bpa10x_probe(struct usb_interface *intf, const struct usb_device_id *id) { struct bpa10x_data *data; @@ -474,6 +493,7 @@ static int bpa10x_probe(struct usb_interface *intf, const struct usb_device_id * hdev->flush = bpa10x_flush; hdev->setup = bpa10x_setup; hdev->send = bpa10x_send_frame; + hdev->set_diag = bpa10x_set_diag; set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks); -- 2.30.2