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Commit ddd68ec8 authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg
Browse files

Bluetooth: bpa10x: Read revision information in setup stage 



For debugging pruposes, read the revision string of the BPA-10x devices
and print it. For example one of the latest devices respond with the
string SNIF_102,BB930,02/01/18,10:37:56.

  < HCI Command: Vendor (0x3f|0x000e) plen 1
          07                                               .
  > HCI Event: Command Complete (0x0e) plen 49
        Vendor (0x3f|0x000e) ncmd 1
          Status: Success (0x00)
          53 4e 49 46 5f 31 30 32 2c 42 42 39 33 30 2c 30  SNIF_102,BB930,0
          32 2f 30 31 2f 31 38 2c 31 30 3a 33 37 3a 35 36  2/01/18,10:37:56
          00 00 00 00 00 00 00 00 00 00 00 00 00           .............

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent acc649c6

drivers/bluetooth/bpa10x.c

+19 −0
Original line number Diff line number Diff line
@@ -342,6 +342,24 @@ static int bpa10x_flush(struct hci_dev *hdev) 
	return 0;

}



static int bpa10x_setup(struct hci_dev *hdev)

{

	const u8 req[] = { 0x07 };

	struct sk_buff *skb;



	BT_DBG("%s", hdev->name);



	/* Read revision string */

	skb = __hci_cmd_sync(hdev, 0xfc0e, sizeof(req), req, HCI_INIT_TIMEOUT);

	if (IS_ERR(skb))

		return PTR_ERR(skb);



	BT_INFO("%s: %s", hdev->name, (char *)(skb->data + 1));



	kfree_skb(skb);

	return 0;

}



static int bpa10x_send_frame(struct hci_dev *hdev, struct sk_buff *skb)

{

	struct bpa10x_data *data = hci_get_drvdata(hdev);
@@ -454,6 +472,7 @@ static int bpa10x_probe(struct usb_interface *intf, const struct usb_device_id * 
	hdev->open     = bpa10x_open;

	hdev->close    = bpa10x_close;

	hdev->flush    = bpa10x_flush;

	hdev->setup    = bpa10x_setup;

	hdev->send     = bpa10x_send_frame;



	set_bit(HCI_QUIRK_RESET_ON_CLOSE, &hdev->quirks);