+void rt2x00mac_configure_filter(struct ieee80211_hw *hw,
+ unsigned int changed_flags,
+ unsigned int *total_flags,
+ int mc_count, struct dev_addr_list *mc_list)
+{
+ struct rt2x00_dev *rt2x00dev = hw->priv;
+
+ /*
+ * Mask off any flags we are going to ignore
+ * from the total_flags field.
+ */
+ *total_flags &=
+ FIF_ALLMULTI |
+ FIF_FCSFAIL |
+ FIF_PLCPFAIL |
+ FIF_CONTROL |
+ FIF_OTHER_BSS |
+ FIF_PROMISC_IN_BSS;
+
+ /*
+ * Apply some rules to the filters:
+ * - Some filters imply different filters to be set.
+ * - Some things we can't filter out at all.
+ * - Multicast filter seems to kill broadcast traffic so never use it.
+ */
+ *total_flags |= FIF_ALLMULTI;
+ if (*total_flags & FIF_OTHER_BSS ||
+ *total_flags & FIF_PROMISC_IN_BSS)
+ *total_flags |= FIF_PROMISC_IN_BSS | FIF_OTHER_BSS;
+
+ /*
+ * Check if there is any work left for us.
+ */
+ if (rt2x00dev->packet_filter == *total_flags)
+ return;
+ rt2x00dev->packet_filter = *total_flags;
+
+ if (!test_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags))
+ rt2x00dev->ops->lib->config_filter(rt2x00dev, *total_flags);
+ else
+ queue_work(rt2x00dev->hw->workqueue, &rt2x00dev->filter_work);
+}
+EXPORT_SYMBOL_GPL(rt2x00mac_configure_filter);
+