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mwl8k: simplify sequence number assignment 

By storing the sequence counter in << 4 format, like other drivers do.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Lennert Buytenhek 2010-01-12 13:47:47 +01:00 committed by John W. Linville
parent c97470dd25
commit 657232b625
1 changed files with 2 additions and 4 deletions
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6
drivers/net/wireless/mwl8k.c
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@ -1355,11 +1355,9 @@ mwl8k_txq_xmit(struct ieee80211_hw *hw, int index, struct sk_buff *skb)
mwl8k_vif = MWL8K_VIF(tx_info->control.vif);
if (tx_info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
u16 seqno = mwl8k_vif->seqno;
wh->seq_ctrl &= cpu_to_le16(IEEE80211_SCTL_FRAG);
wh->seq_ctrl |= cpu_to_le16(seqno << 4);
mwl8k_vif->seqno = seqno++ % 4096;
wh->seq_ctrl |= cpu_to_le16(mwl8k_vif->seqno);
mwl8k_vif->seqno += 0x10;
}
/* Setup firmware control bit fields for each frame type. */