1 files changed, 14 insertions, 0 deletions

diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 5b3fd5add7a4..62c0ce2d1dc8 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -337,6 +337,10 @@ struct ieee80211_bss_conf {
  * @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame
  * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this
  *      frame and selects the maximum number of streams that it can use.
+ * @IEEE80211_TX_CTL_TX_OFFCHAN: Marks this packet to be transmitted on
+ *      the off-channel channel when a remain-on-channel offload is done
+ *      in hardware -- normal packets still flow and are expected to be
+ *      handled properly by the device.
  *
  * Note: If you have to add new flags to the enumeration, then don't
  *       forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary.
@@ -1753,6 +1757,16 @@ enum ieee80211_ampdu_mlme_action {
  *      (also see nl80211.h @NL80211_ATTR_WIPHY_ANTENNA_TX).
  *
  * @get_antenna: Get current antenna configuration from device (tx_ant, rx_ant).
+ *
+ * @remain_on_channel: Starts an off-channel period on the given channel, must
+ *      call back to ieee80211_ready_on_channel() when on that channel. Note
+ *      that normal channel traffic is not stopped as this is intended for hw
+ *      offload. Frames to transmit on the off-channel channel are transmitted
+ *      normally except for the %IEEE80211_TX_CTL_TX_OFFCHAN flag. When the
+ *      duration (which will always be non-zero) expires, the driver must call
+ *      ieee80211_remain_on_channel_expired(). This callback may sleep.
+ * @cancel_remain_on_channel: Requests that an ongoing off-channel period is
+ *      aborted before it expires. This callback may sleep.
  */
 struct ieee80211_ops {
         int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb);