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Diffstat (limited to 'net/mac80211/main.c')
-rw-r--r--net/mac80211/main.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 800e67615e2a..2b608044ae23 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1051,6 +1051,22 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
}
}
+ /* Enable Extended Key IDs when driver allowed it, or when it
+ * supports neither HW crypto nor A-MPDUs
+ */
+ if ((!local->ops->set_key &&
+ !ieee80211_hw_check(hw, AMPDU_AGGREGATION)) ||
+ ieee80211_hw_check(&local->hw, EXT_KEY_ID_NATIVE))
+ wiphy_ext_feature_set(local->hw.wiphy,
+ NL80211_EXT_FEATURE_EXT_KEY_ID);
+
+ /* Mac80211 and therefore all cards only using SW crypto are able to
+ * handle PTK rekeys correctly
+ */
+ if (!local->ops->set_key)
+ wiphy_ext_feature_set(local->hw.wiphy,
+ NL80211_EXT_FEATURE_CAN_REPLACE_PTK0);
+
/*
* Calculate scan IE length -- we need this to alloc
* memory and to subtract from the driver limit. It