cfg80211: add WMM traffic stream API

[cascardo/linux.git] / include / net / cfg80211.h

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index c2c710c..a13beab 100644 (file)
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -2318,6 +2318,17 @@ struct cfg80211_qos_map {
  * @set_ap_chanwidth: Set the AP (including P2P GO) mode channel width for the
  *     given interface This is used e.g. for dynamic HT 20/40 MHz channel width
  *     changes during the lifetime of the BSS.
+ *
+ * @add_tx_ts: validate (if admitted_time is 0) or add a TX TS to the device
+ *     with the given parameters; action frame exchange has been handled by
+ *     userspace so this just has to modify the TX path to take the TS into
+ *     account.
+ *     If the admitted time is 0 just validate the parameters to make sure
+ *     the session can be created at all; it is valid to just always return
+ *     success for that but that may result in inefficient behaviour (handshake
+ *     with the peer followed by immediate teardown when the addition is later
+ *     rejected)
+ * @del_tx_ts: remove an existing TX TS
  */
 struct cfg80211_ops {
        int     (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -2558,6 +2569,12 @@ struct cfg80211_ops {
 
        int     (*set_ap_chanwidth)(struct wiphy *wiphy, struct net_device *dev,
                                    struct cfg80211_chan_def *chandef);
+
+       int     (*add_tx_ts)(struct wiphy *wiphy, struct net_device *dev,
+                            u8 tsid, const u8 *peer, u8 user_prio,
+                            u16 admitted_time);
+       int     (*del_tx_ts)(struct wiphy *wiphy, struct net_device *dev,
+                            u8 tsid, const u8 *peer);
 };
 
 /*
@@ -2604,9 +2621,13 @@ struct cfg80211_ops {
  * @WIPHY_FLAG_SUPPORTS_5_10_MHZ: Device supports 5 MHz and 10 MHz channels.
  * @WIPHY_FLAG_HAS_CHANNEL_SWITCH: Device supports channel switch in
  *     beaconing mode (AP, IBSS, Mesh, ...).
+ * @WIPHY_FLAG_SUPPORTS_WMM_ADMISSION: the device supports setting up WMM
+ *     TSPEC sessions (TID aka TSID 0-7) with the NL80211_CMD_ADD_TX_TS
+ *     command. Standard IEEE 802.11 TSPEC setup is not yet supported, it
+ *     needs to be able to handle Block-Ack agreements and other things.
  */
 enum wiphy_flags {
-       /* use hole at 0 */
+       WIPHY_FLAG_SUPPORTS_WMM_ADMISSION       = BIT(0),
        /* use hole at 1 */
        /* use hole at 2 */
        WIPHY_FLAG_NETNS_OK                     = BIT(3),