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mac80211: add IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF
Some devices like the current iwlwifi implementation require that the P2P interface address match the P2P Device address (only one P2P interface is supported.) Add the HW flag IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF that allows drivers to request that P2P Interfaces added while a P2P Device is active get the same MAC address by default. Signed-off-by: Johannes Berg <[email protected]>
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parent
f142c6b906
commit
6d71117a27
2 changed files with 19 additions and 1 deletions
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@ -1313,7 +1313,6 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
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local->hw.wiphy->n_addresses <= 1)
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return;
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mutex_lock(&local->iflist_mtx);
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switch (type) {
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@ -1331,6 +1330,19 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
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}
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/* keep default if no AP interface present */
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break;
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case NL80211_IFTYPE_P2P_CLIENT:
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case NL80211_IFTYPE_P2P_GO:
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if (local->hw.flags & IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF) {
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list_for_each_entry(sdata, &local->interfaces, list) {
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if (sdata->vif.type != NL80211_IFTYPE_P2P_DEVICE)
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continue;
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if (!ieee80211_sdata_running(sdata))
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continue;
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memcpy(perm_addr, sdata->vif.addr, ETH_ALEN);
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goto out_unlock;
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}
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}
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/* otherwise fall through */
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default:
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/* assign a new address if possible -- try n_addresses first */
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for (i = 0; i < local->hw.wiphy->n_addresses; i++) {
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@ -1405,6 +1417,7 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
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break;
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}
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out_unlock:
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mutex_unlock(&local->iflist_mtx);
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}
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