mac80211: remove tx_frags driver callback

The implementation of tx_frags is buggy due to
not handling queue stop, and there's no driver
implementing it so remove it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 0 insertions, 15 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index b5da094468f1..dc2a97af95e7 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1896,19 +1896,6 @@ enum ieee80211_rate_control_changed {
  *      The low-level driver should send the frame out based on
  *      configuration in the TX control data. This handler should,
  *      preferably, never fail and stop queues appropriately.
- *      This must be implemented if @tx_frags is not.
- *      Must be atomic.
- *
- * @tx_frags: Called to transmit multiple fragments of a single MSDU.
- *      This handler must consume all fragments, sending out some of
- *      them only is useless and it can't ask for some of them to be
- *      queued again. If the frame is not fragmented the queue has a
- *      single SKB only. To avoid issues with the networking stack
- *      when TX status is reported the frames should be removed from
- *      the skb queue.
- *      If this is used, the tx_info @vif and @sta pointers will be
- *      invalid -- you must not use them in that case.
- *      This must be implemented if @tx isn't.
  *      Must be atomic.
  *
  * @start: Called before the first netdevice attached to the hardware
@@ -2260,8 +2247,6 @@ enum ieee80211_rate_control_changed {
  */
 struct ieee80211_ops {
         void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);
-        void (*tx_frags)(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
-                         struct ieee80211_sta *sta, struct sk_buff_head *skbs);
         int (*start)(struct ieee80211_hw *hw);
         void (*stop)(struct ieee80211_hw *hw);
 #ifdef CONFIG_PM