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rt2x00: Move code into seperate functions

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Some functions have grown rapidly in size over the last time,
some of those functions (like the rt2x00queue_create_tx_descriptor)
will further increase in size soon, so it is best to start cutting
it into logical pieces.

Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ivo van Doorn
2008-12-20 10:58:33 +01:00
committed by John W. Linville
parent 91581b6272
commit 7b40982e23
4 changed files with 138 additions and 114 deletions
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13
drivers/net/wireless/rt2x00/rt2x00crypto.c
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@@ -49,9 +49,14 @@ enum cipher rt2x00crypto_key_to_cipher(struct ieee80211_key_conf *key)
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);
@@ -69,11 +74,17 @@ void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry,
__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