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-rw-r--r--include/net/mac80211.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index f838af816b56..f4ab2fb4d50c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1616,8 +1616,6 @@ enum ieee80211_hw_flags {
* @extra_beacon_tailroom: tailroom to reserve in each beacon tx skb.
* Can be used by drivers to add extra IEs.
*
- * @channel_change_time: time (in microseconds) it takes to change channels.
- *
* @max_signal: Maximum value for signal (rssi) in RX information, used
* only when @IEEE80211_HW_SIGNAL_UNSPEC or @IEEE80211_HW_SIGNAL_DB
*
@@ -1699,7 +1697,6 @@ struct ieee80211_hw {
u32 flags;
unsigned int extra_tx_headroom;
unsigned int extra_beacon_tailroom;
- int channel_change_time;
int vif_data_size;
int sta_data_size;
int chanctx_data_size;
@@ -2122,6 +2119,11 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb);
* appropriately (only the last frame may have %IEEE80211_TX_STATUS_EOSP)
* and also take care of the EOSP and MORE_DATA bits in the frame.
* The driver may also use ieee80211_sta_eosp() in this case.
+ *
+ * Note that if the driver ever buffers frames other than QoS-data
+ * frames, it must take care to never send a non-QoS-data frame as
+ * the last frame in a service period, adding a QoS-nulldata frame
+ * after a non-QoS-data frame if needed.
*/
/**