/*
* 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;
}
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;
}
/*
* 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;
}