/*
- Copyright (C) 2004 - 2008 rt2x00 SourceForge Project
+ Copyright (C) 2004 - 2009 rt2x00 SourceForge Project
<http://rt2x00.serialmonkey.com>
This program is free software; you can redistribute it and/or modify
void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry,
struct txentry_desc *txdesc)
{
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb);
struct ieee80211_key_conf *hw_key = tx_info->control.hw_key;
+ if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) ||
+ !hw_key || entry->skb->do_not_encrypt)
+ return;
+
__set_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags);
txdesc->cipher = rt2x00crypto_key_to_cipher(hw_key);
__set_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags);
}
-unsigned int rt2x00crypto_tx_overhead(struct ieee80211_tx_info *tx_info)
+unsigned int rt2x00crypto_tx_overhead(struct rt2x00_dev *rt2x00dev,
+ struct sk_buff *skb)
{
+ struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb);
struct ieee80211_key_conf *key = tx_info->control.hw_key;
unsigned int overhead = 0;
+ if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) ||
+ !key || skb->do_not_encrypt)
+ return overhead;
+
/*
* Extend frame length to include IV/EIV/ICV/MMIC,
* note that these lengths should only be added when