diff options
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00.h')
-rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00.h | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index 6f7b34fac16..9c186d79c11 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -927,6 +927,41 @@ static inline u16 get_duration_res(const unsigned int size, const u8 rate) } /** + * rt2x00queue_create_tx_descriptor - Create TX descriptor from mac80211 input + * @entry: The entry which will be used to transfer the TX frame. + * @txdesc: rt2x00 TX descriptor which will be initialized by this function. + * @control: mac80211 TX control structure from where we read the information. + * + * This function will initialize the &struct txentry_desc based on information + * from mac80211. This descriptor can then be used by rt2x00lib and the drivers + * to correctly initialize the hardware descriptor. + * Note that before calling this function the skb->cb array must be untouched + * by rt2x00lib. Only after this function completes will it be save to + * overwrite the skb->cb information. + * The reason for this is that mac80211 writes its own tx information into + * the skb->cb array, and this function will use that information to initialize + * the &struct txentry_desc structure. + */ +void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, + struct txentry_desc *txdesc, + struct ieee80211_tx_control *control); + +/** + * rt2x00queue_write_tx_descriptor - Write TX descriptor to hardware + * @entry: The entry which will be used to transfer the TX frame. + * @txdesc: TX descriptor which will be used to write hardware descriptor + * + * This function will write a TX descriptor initialized by + * &rt2x00queue_create_tx_descriptor to the hardware. After this call + * has completed the frame is now owned by the hardware, the hardware + * queue will have automatically be kicked unless this frame was generated + * by rt2x00lib, in which case the frame is "special" and must be kicked + * by the caller. + */ +void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, + struct txentry_desc *txdesc); + +/** * rt2x00queue_get_queue - Convert queue index to queue pointer * @rt2x00dev: Pointer to &struct rt2x00_dev. * @queue: rt2x00 queue index (see &enum data_queue_qid). @@ -964,13 +999,6 @@ void rt2x00lib_rxdone(struct queue_entry *entry, struct rxdone_entry_desc *rxdesc); /* - * TX descriptor initializer - */ -void rt2x00lib_write_tx_desc(struct rt2x00_dev *rt2x00dev, - struct sk_buff *skb, - struct ieee80211_tx_control *control); - -/* * mac80211 handlers. */ int rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb, |