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Commit 6d2e50d2 authored by Marcel Holtmann's avatar Marcel Holtmann
Browse files

Bluetooth: btintel: Add support for enabling tracing functionality 



For Intel controllers with firmware that allows tracing of baseband
functionality this allows enabling it via set_diag driver callback.

Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 9d08f504

drivers/bluetooth/btintel.c

+32 −0
Original line number Original line Diff line number Diff line
@@ -91,6 +91,38 @@ int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 
}

}

EXPORT_SYMBOL_GPL(btintel_set_bdaddr);

EXPORT_SYMBOL_GPL(btintel_set_bdaddr);





int btintel_set_diag(struct hci_dev *hdev, bool enable)

{

	struct sk_buff *skb;

	u8 param[3];

	int err;



	if (!test_bit(HCI_RUNNING, &hdev->flags))

		return -ENETDOWN;



	if (enable) {

		param[0] = 0x03;

		param[1] = 0x03;

		param[2] = 0x03;

	} else {

		param[0] = 0x00;

		param[1] = 0x00;

		param[2] = 0x00;

	}



	skb = __hci_cmd_sync(hdev, 0xfc43, 3, param, HCI_INIT_TIMEOUT);

	if (IS_ERR(skb)) {

		err = PTR_ERR(skb);

		BT_ERR("%s: Changing Intel diagnostic mode failed (%d)",

		       hdev->name, err);

		return err;

	}

	kfree_skb(skb);



	return 0;

}

EXPORT_SYMBOL_GPL(btintel_set_diag);



void btintel_hw_error(struct hci_dev *hdev, u8 code)

void btintel_hw_error(struct hci_dev *hdev, u8 code)

{

{

	struct sk_buff *skb;

	struct sk_buff *skb;

drivers/bluetooth/btintel.h

+6 −0
Original line number Original line Diff line number Diff line
@@ -73,6 +73,7 @@ struct intel_secure_send_result { 




int btintel_check_bdaddr(struct hci_dev *hdev);

int btintel_check_bdaddr(struct hci_dev *hdev);

int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);

int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);

int btintel_set_diag(struct hci_dev *hdev, bool enable);

void btintel_hw_error(struct hci_dev *hdev, u8 code);

void btintel_hw_error(struct hci_dev *hdev, u8 code);





void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);

void btintel_version_info(struct hci_dev *hdev, struct intel_version *ver);
@@ -95,6 +96,11 @@ static inline int btintel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdadd 
	return -EOPNOTSUPP;

	return -EOPNOTSUPP;

}

}





static inline int btintel_set_diag(struct hci_dev *hdev, bool enable)

{

	return -EOPNOTSUPP;

}



static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)

static inline void btintel_hw_error(struct hci_dev *hdev, u8 code)

{

{

}

}

drivers/bluetooth/btusb.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -2882,6 +2882,7 @@ static int btusb_probe(struct usb_interface *intf, 
		hdev->send = btusb_send_frame_intel;

		hdev->send = btusb_send_frame_intel;

		hdev->setup = btusb_setup_intel_new;

		hdev->setup = btusb_setup_intel_new;

		hdev->hw_error = btintel_hw_error;

		hdev->hw_error = btintel_hw_error;

		hdev->set_diag = btintel_set_diag;

		hdev->set_bdaddr = btintel_set_bdaddr;

		hdev->set_bdaddr = btintel_set_bdaddr;

		set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);

		set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks);

	}

	}

drivers/bluetooth/hci_intel.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -557,6 +557,7 @@ static int intel_setup(struct hci_uart *hu) 




	bt_dev_dbg(hdev, "start intel_setup");

	bt_dev_dbg(hdev, "start intel_setup");





	hu->hdev->set_diag = btintel_set_diag;

	hu->hdev->set_bdaddr = btintel_set_bdaddr;

	hu->hdev->set_bdaddr = btintel_set_bdaddr;





	calltime = ktime_get();

	calltime = ktime_get();