-static inline int rt2800_find_wcid(struct rt2x00_dev *rt2x00dev)
-{
- struct mac_wcid_entry wcid_entry;
- int idx;
- u32 offset;
-
- /*
- * Search for the first free WCID entry and return the corresponding
- * index.
- *
- * Make sure the WCID starts _after_ the last possible shared key
- * entry (>32).
- *
- * Since parts of the pairwise key table might be shared with
- * the beacon frame buffers 6 & 7 we should only write into the
- * first 222 entries.
- */
- for (idx = 33; idx <= 222; idx++) {
- offset = MAC_WCID_ENTRY(idx);
- rt2800_register_multiread(rt2x00dev, offset, &wcid_entry,
- sizeof(wcid_entry));
- if (is_broadcast_ether_addr(wcid_entry.mac))
- return idx;
- }
-
- /*
- * Use -1 to indicate that we don't have any more space in the WCID
- * table.
- */
- return -1;
-}
-