diff options
| author | Ivo van Doorn <IvDoorn@gmail.com> | 2008-01-24 01:56:25 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:05:07 -0800 |
| commit | 08992f7fb139c7dbaf593402312ee5a055352f05 (patch) | |
| tree | cfa1459e4940cf493438a3db950b5339dae4ca88 /drivers/net/wireless/rt2x00/rt73usb.c | |
| parent | 22c96c28b47ce74d78aad1afbed88b26f43ce24b (diff) | |
rt2x00: Add skb descriptor
Use the skb->cb field to add a frame description that can be used
to transfer information passed each rt2x00 layer. This reduces the
required arguments for rt2x00lib_write_tx_desc().
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt73usb.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt73usb.c | 27 |
1 files changed, 20 insertions, 7 deletions
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index 49180de321e..8093a4d4933 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1965,6 +1965,9 @@ static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, struct ieee80211_tx_control *control) { struct rt2x00_dev *rt2x00dev = hw->priv; + struct skb_desc *desc; + struct data_ring *ring; + struct data_entry *entry; int timeout; /* @@ -1973,17 +1976,27 @@ static int rt73usb_beacon_update(struct ieee80211_hw *hw, struct sk_buff *skb, * initialization. */ control->queue = IEEE80211_TX_QUEUE_BEACON; + ring = rt2x00lib_get_ring(rt2x00dev, control->queue); + entry = rt2x00_get_data_entry(ring); /* - * First we create the beacon. + * Add the descriptor in front of the skb. */ - skb_push(skb, TXD_DESC_SIZE); - memset(skb->data, 0, TXD_DESC_SIZE); + skb_push(skb, ring->desc_size); + memset(skb->data, 0, ring->desc_size); - rt2x00lib_write_tx_desc(rt2x00dev, (__le32 *)skb->data, - (struct ieee80211_hdr *)(skb->data + - TXD_DESC_SIZE), - skb->len - TXD_DESC_SIZE, control); + /* + * Fill in skb descriptor + */ + desc = get_skb_desc(skb); + desc->desc_len = ring->desc_size; + desc->data_len = skb->len - ring->desc_size; + desc->desc = skb->data; + desc->data = skb->data + ring->desc_size; + desc->ring = ring; + desc->entry = entry; + + rt2x00lib_write_tx_desc(rt2x00dev, skb, control); /* * Write entire beacon with descriptor to register, |