/*
 * driver allocation handlers.
 */
int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
{
	int retval = -ENOMEM;

	/*
	 * Make room for rt2x00_intf inside the per-interface
	 * structure ieee80211_vif.
	 */
	rt2x00dev->hw->vif_data_size = sizeof(struct rt2x00_intf);

	/*
	 * Let the driver probe the device to detect the capabilities.
	 */
	retval = rt2x00dev->ops->lib->probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to allocate device.\n");
		goto exit;
	}

	/*
	 * Initialize configuration work.
	 */
	INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
	INIT_WORK(&rt2x00dev->filter_work, rt2x00lib_packetfilter_scheduled);
	INIT_DELAYED_WORK(&rt2x00dev->link.work, rt2x00lib_link_tuner);

	/*
	 * Allocate queue array.
	 */
	retval = rt2x00queue_allocate(rt2x00dev);
	if (retval)
		goto exit;

	/*
	 * Initialize ieee80211 structure.
	 */
	retval = rt2x00lib_probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to initialize hw.\n");
		goto exit;
	}

	/*
	 * Register extra components.
	 */
	rt2x00leds_register(rt2x00dev);
	rt2x00rfkill_allocate(rt2x00dev);
	rt2x00debug_register(rt2x00dev);

	__set_bit(DEVICE_PRESENT, &rt2x00dev->flags);

	return 0;

exit:
	rt2x00lib_remove_dev(rt2x00dev);

	return retval;
}
int rt2x00soc_remove(struct platform_device *pdev)
{
	struct ieee80211_hw *hw = platform_get_drvdata(pdev);
	struct rt2x00_dev *rt2x00dev = hw->priv;

	/*
	 * Free all allocated data.
	 */
	rt2x00lib_remove_dev(rt2x00dev);
	rt2x00soc_free_reg(rt2x00dev);
	ieee80211_free_hw(hw);

	return 0;
}
示例#3
0
void rt2x00pci_remove(struct pci_dev *pci_dev)
{
    struct ieee80211_hw *hw = pci_get_drvdata(pci_dev);
    struct rt2x00_dev *rt2x00dev = hw->priv;

    /*
     * Free all allocated data.
     */
    rt2x00lib_remove_dev(rt2x00dev);
    rt2x00pci_free_reg(rt2x00dev);
    ieee80211_free_hw(hw);

    /*
     * Free the PCI device data.
     */
    pci_clear_mwi(pci_dev);
    pci_disable_device(pci_dev);
    pci_release_regions(pci_dev);
}
/*
 * driver allocation handlers.
 */
int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
{
	int retval = -ENOMEM;

	/*
	 * Allocate the driver data memory, if necessary.
	 */
	if (rt2x00dev->ops->drv_data_size > 0) {
		rt2x00dev->drv_data = kzalloc(rt2x00dev->ops->drv_data_size,
			                      GFP_KERNEL);
		if (!rt2x00dev->drv_data) {
			retval = -ENOMEM;
			goto exit;
		}
	}

	spin_lock_init(&rt2x00dev->irqmask_lock);
	mutex_init(&rt2x00dev->csr_mutex);

	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);

	/*
	 * Make room for rt2x00_intf inside the per-interface
	 * structure ieee80211_vif.
	 */
	rt2x00dev->hw->vif_data_size = sizeof(struct rt2x00_intf);

	/*
	 * Determine which operating modes are supported, all modes
	 * which require beaconing, depend on the availability of
	 * beacon entries.
	 */
	rt2x00dev->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
	if (rt2x00dev->ops->bcn->entry_num > 0)
		rt2x00dev->hw->wiphy->interface_modes |=
		    BIT(NL80211_IFTYPE_ADHOC) |
		    BIT(NL80211_IFTYPE_AP) |
		    BIT(NL80211_IFTYPE_MESH_POINT) |
		    BIT(NL80211_IFTYPE_WDS);

	/*
	 * Initialize work.
	 */
	rt2x00dev->workqueue =
	    alloc_ordered_workqueue(wiphy_name(rt2x00dev->hw->wiphy), 0);
	if (!rt2x00dev->workqueue) {
		retval = -ENOMEM;
		goto exit;
	}

	INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);
	INIT_DELAYED_WORK(&rt2x00dev->autowakeup_work, rt2x00lib_autowakeup);
	INIT_WORK(&rt2x00dev->sleep_work, rt2x00lib_sleep);

	/*
	 * Let the driver probe the device to detect the capabilities.
	 */
	retval = rt2x00dev->ops->lib->probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to allocate device.\n");
		goto exit;
	}

	/*
	 * Allocate queue array.
	 */
	retval = rt2x00queue_allocate(rt2x00dev);
	if (retval)
		goto exit;

	/*
	 * Initialize ieee80211 structure.
	 */
	retval = rt2x00lib_probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to initialize hw.\n");
		goto exit;
	}

	/*
	 * Register extra components.
	 */
	rt2x00link_register(rt2x00dev);
	rt2x00leds_register(rt2x00dev);
	rt2x00debug_register(rt2x00dev);

	return 0;

exit:
	rt2x00lib_remove_dev(rt2x00dev);

	return retval;
}
示例#5
0
/*
 * driver allocation handlers.
 */
int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
{
	int retval = -ENOMEM;

	mutex_init(&rt2x00dev->csr_mutex);

	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);

	/*
	 * Make room for rt2x00_intf inside the per-interface
	 * structure ieee80211_vif.
	 */
	rt2x00dev->hw->vif_data_size = sizeof(struct rt2x00_intf);

	/*
	 * Determine which operating modes are supported, all modes
	 * which require beaconing, depend on the availability of
	 * beacon entries.
	 */
	rt2x00dev->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
	if (rt2x00dev->ops->bcn->entry_num > 0)
		rt2x00dev->hw->wiphy->interface_modes |=
		    BIT(NL80211_IFTYPE_ADHOC) |
		    BIT(NL80211_IFTYPE_AP) |
		    BIT(NL80211_IFTYPE_MESH_POINT) |
		    BIT(NL80211_IFTYPE_WDS);

	/*
	 * Let the driver probe the device to detect the capabilities.
	 */
	retval = rt2x00dev->ops->lib->probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to allocate device.\n");
		goto exit;
	}

	/*
	 * Initialize configuration work.
	 */
	INIT_WORK(&rt2x00dev->intf_work, rt2x00lib_intf_scheduled);

	/*
	 * Allocate queue array.
	 */
	retval = rt2x00queue_allocate(rt2x00dev);
	if (retval)
		goto exit;

	/*
	 * Initialize ieee80211 structure.
	 */
	retval = rt2x00lib_probe_hw(rt2x00dev);
	if (retval) {
		ERROR(rt2x00dev, "Failed to initialize hw.\n");
		goto exit;
	}

	/*
	 * Register extra components.
	 */
	rt2x00link_register(rt2x00dev);
	rt2x00leds_register(rt2x00dev);
	rt2x00debug_register(rt2x00dev);

	return 0;

exit:
	rt2x00lib_remove_dev(rt2x00dev);

	return retval;
}