Esempio n. 1
0
static void btusb_work(struct work_struct *work)
{
	struct btusb_data *data = container_of(work, struct btusb_data, work);
	struct hci_dev *hdev = data->hdev;

	if (hdev->conn_hash.sco_num > 0) {
		if (data->isoc_altsetting != 2) {
			clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
			usb_kill_anchored_urbs(&data->isoc_anchor);

			if (__set_isoc_interface(hdev, 2) < 0)
				return;
		}

		if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
			if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0)
				clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
			else
				btusb_submit_isoc_urb(hdev, GFP_KERNEL);
		}
	} else {
		clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
		usb_kill_anchored_urbs(&data->isoc_anchor);

		__set_isoc_interface(hdev, 0);
	}
}
Esempio n. 2
0
static int btusb_resume(struct usb_interface *intf)
{
	struct btusb_data *data = usb_get_intfdata(intf);
	struct hci_dev *hdev = data->hdev;
	int err = 0;

	BT_DBG("intf %p", intf);

	if (--data->suspend_count)
		return 0;

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

	if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) {
		err = btusb_submit_intr_urb(hdev, GFP_NOIO);
		if (err < 0) {
			clear_bit(BTUSB_INTR_RUNNING, &data->flags);
			goto failed;
		}
	}

	if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) {
		err = btusb_submit_bulk_urb(hdev, GFP_NOIO);
		if (err < 0) {
			clear_bit(BTUSB_BULK_RUNNING, &data->flags);
			goto failed;
		}

		btusb_submit_bulk_urb(hdev, GFP_NOIO);
	}

	if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
		if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0)
			clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
		else
			btusb_submit_isoc_urb(hdev, GFP_NOIO);
	}

	spin_lock_irq(&data->txlock);
	play_deferred(data);
	clear_bit(BTUSB_SUSPENDING, &data->flags);
	spin_unlock_irq(&data->txlock);
	schedule_work(&data->work);

	return 0;

failed:
	usb_scuttle_anchored_urbs(&data->deferred);
done:
	spin_lock_irq(&data->txlock);
	clear_bit(BTUSB_SUSPENDING, &data->flags);
	spin_unlock_irq(&data->txlock);

	return err;
}
Esempio n. 3
0
static void btusb_work(struct work_struct *work)
{
	struct btusb_data *data = container_of(work, struct btusb_data, work);
	struct hci_dev *hdev = data->hdev;
	int new_alts;
	int err;

	if (hdev->conn_hash.sco_num > 0) {
		if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) {
			err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf);
			if (err < 0) {
				clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
				usb_kill_anchored_urbs(&data->isoc_anchor);
				return;
			}

			set_bit(BTUSB_DID_ISO_RESUME, &data->flags);
		}

		if (hdev->voice_setting & 0x0020) {
			static const int alts[3] = { 2, 4, 5 };
			new_alts = alts[hdev->conn_hash.sco_num - 1];
		} else {
			new_alts = hdev->conn_hash.sco_num;
		}

		if (data->isoc_altsetting != new_alts) {
			clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
			usb_kill_anchored_urbs(&data->isoc_anchor);

			if (__set_isoc_interface(hdev, new_alts) < 0)
				return;
		}

		if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
			if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0)
				clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
			else
				btusb_submit_isoc_urb(hdev, GFP_KERNEL);
		}
	} else {
		clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
		usb_kill_anchored_urbs(&data->isoc_anchor);

		__set_isoc_interface(hdev, 0);
		if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags))
			usb_autopm_put_interface(data->isoc ? data->isoc : data->intf);
	}
}
static void btusb_work(struct work_struct *work)
{
    struct btusb_data *data = container_of(work, struct btusb_data, work);
    struct hci_dev *hdev = data->hdev;
    int err;

    if (hdev->conn_hash.sco_num > 0) {
        if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) {
            err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf);
            if (err < 0) {
                clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
                mdelay(URB_CANCELING_DELAY_MS);    // Added by Realtek
                usb_kill_anchored_urbs(&data->isoc_anchor);
                return;
            }

            set_bit(BTUSB_DID_ISO_RESUME, &data->flags);
        }
        if (data->isoc_altsetting != 2) {
            clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
            mdelay(URB_CANCELING_DELAY_MS);    // Added by Realtek
            usb_kill_anchored_urbs(&data->isoc_anchor);

            if (__set_isoc_interface(hdev, 2) < 0)
                return;
        }

        if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
            if (btusb_submit_isoc_urb(hdev, GFP_KERNEL) < 0)
                clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
            else
                btusb_submit_isoc_urb(hdev, GFP_KERNEL);
        }
    } else {
        clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
        mdelay(URB_CANCELING_DELAY_MS);      // Added by Realtek
        usb_kill_anchored_urbs(&data->isoc_anchor);

        __set_isoc_interface(hdev, 0);
        if (test_and_clear_bit(BTUSB_DID_ISO_RESUME, &data->flags))
            usb_autopm_put_interface(data->isoc ? data->isoc : data->intf);
    }
}
Esempio n. 5
0
static int btusb_resume(struct usb_interface *intf)
{
	struct btusb_data *data = usb_get_intfdata(intf);
	struct hci_dev *hdev = data->hdev;
	int err;

	BT_DBG("intf %p", intf);

	if (--data->suspend_count)
		return 0;

	if (!test_bit(HCI_RUNNING, &hdev->flags))
		return 0;

	if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) {
		err = btusb_submit_intr_urb(hdev, GFP_NOIO);
		if (err < 0) {
			clear_bit(BTUSB_INTR_RUNNING, &data->flags);
			return err;
		}
	}

	if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) {
		err = btusb_submit_bulk_urb(hdev, GFP_NOIO);
		if (err < 0) {
			clear_bit(BTUSB_BULK_RUNNING, &data->flags);
			return err;
		} else
			btusb_submit_bulk_urb(hdev, GFP_NOIO);
	}

	if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
		if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0)
			clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
		else
			btusb_submit_isoc_urb(hdev, GFP_NOIO);
	}

	return 0;
}
static int btusb_resume(struct usb_interface *intf)
{
    struct btusb_data *data = usb_get_intfdata(intf);
    struct hci_dev *hdev = data->hdev;
    int err = 0;

    if (intf->cur_altsetting->desc.bInterfaceNumber != 0)
        return 0;


    /*******************************/
    RTKBT_DBG("btusb_resume data->suspend_count=%d",data->suspend_count);

    if (!test_bit(HCI_RUNNING, &hdev->flags))
    {
        RTKBT_DBG("btusb_resume-----bt is off,download patch");
        download_patch(intf);
    }
    else
        RTKBT_DBG("btusb_resume,----bt is on");
    /*******************************/
    if (--data->suspend_count)
        return 0;

    if (test_bit(BTUSB_INTR_RUNNING, &data->flags)) {
        err = btusb_submit_intr_urb(hdev, GFP_NOIO);
        if (err < 0) {
            clear_bit(BTUSB_INTR_RUNNING, &data->flags);
            goto failed;
        }
    }

    if (test_bit(BTUSB_BULK_RUNNING, &data->flags)) {
        err = btusb_submit_bulk_urb(hdev, GFP_NOIO);
        if (err < 0) {
            clear_bit(BTUSB_BULK_RUNNING, &data->flags);
            goto failed;
        }

        btusb_submit_bulk_urb(hdev, GFP_NOIO);
    }

    if (test_bit(BTUSB_ISOC_RUNNING, &data->flags)) {
        if (btusb_submit_isoc_urb(hdev, GFP_NOIO) < 0)
            clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
        else
            btusb_submit_isoc_urb(hdev, GFP_NOIO);
    }

    spin_lock_irq(&data->txlock);
    play_deferred(data);
    clear_bit(BTUSB_SUSPENDING, &data->flags);
    spin_unlock_irq(&data->txlock);
    schedule_work(&data->work);

    return 0;

failed:
    mdelay(URB_CANCELING_DELAY_MS);      // Added by Realtek
    usb_scuttle_anchored_urbs(&data->deferred);
//done:
    spin_lock_irq(&data->txlock);
    clear_bit(BTUSB_SUSPENDING, &data->flags);
    spin_unlock_irq(&data->txlock);

    return err;
}