diff options
| author | Ivo van Doorn <IvDoorn@gmail.com> | 2008-01-24 12:56:25 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-29 02:05:07 +0300 |
| commit | 08992f7fb139c7dbaf593402312ee5a055352f05 (patch) | |
| tree | cfa1459e4940cf493438a3db950b5339dae4ca88 /drivers/net/wireless/rt2x00/rt2x00ring.h | |
| parent | 22c96c28b47ce74d78aad1afbed88b26f43ce24b (diff) | |
| download | linux-08992f7fb139c7dbaf593402312ee5a055352f05.tar.xz | |
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/rt2x00ring.h')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00ring.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00ring.h b/drivers/net/wireless/rt2x00/rt2x00ring.h index 5b871adfa22a..5b32f3ef2a73 100644 --- a/drivers/net/wireless/rt2x00/rt2x00ring.h +++ b/drivers/net/wireless/rt2x00/rt2x00ring.h @@ -27,6 +27,28 @@ #define RT2X00RING_H /* + * skb_desc + * Descriptor information for the skb buffer + */ +struct skb_desc { + unsigned int frame_type; + + unsigned int desc_len; + unsigned int data_len; + + void *desc; + void *data; + + struct data_ring *ring; + struct data_entry *entry; +}; + +static inline struct skb_desc* get_skb_desc(struct sk_buff *skb) +{ + return (struct skb_desc*)&skb->cb[0]; +} + +/* * rxdata_entry_desc * Summary of information that has been read from the * RX frame descriptor. |