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-rw-r--r--include/net/cfg80211.h21
-rw-r--r--include/uapi/linux/nl80211.h4
2 files changed, 25 insertions, 0 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 539dcf65c188..1797ece50295 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -3981,6 +3981,27 @@ struct cfg80211_qos_map {
};
/**
+ * DOC: Neighbor Awareness Networking (NAN)
+ *
+ * NAN uses two interface types:
+ *
+ * - %NL80211_IFTYPE_NAN: a non-netdev interface. This has two roles: (1) holds
+ * the configuration of all NAN activities (DE parameters, synchronisation
+ * parameters, local schedule, etc.), and (2) uses as the NAN Management
+ * Interface (NMI), which is used for NAN management communication.
+ *
+ * - %NL80211_IFTYPE_NAN_DATA: The NAN Data Interface (NDI), used for data
+ * communication with NAN peers.
+ *
+ * An NDI interface can only be started (IFF_UP) if the NMI one is running and
+ * NAN is started. Before NAN is stopped, all associated NDI interfaces
+ * must be stopped first.
+ *
+ * The local schedule specifies which channels the device is available on and
+ * when. Must be cancelled before NAN is stopped.
+ */
+
+/**
* struct cfg80211_nan_band_config - NAN band specific configuration
*
* @chan: Pointer to the IEEE 802.11 channel structure. The channel to be used
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 484094667abc..3984c176f9e7 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -3749,6 +3749,9 @@ enum nl80211_attrs {
* @NL80211_IFTYPE_OCB: Outside Context of a BSS
* This mode corresponds to the MIB variable dot11OCBActivated=true
* @NL80211_IFTYPE_NAN: NAN device interface type (not a netdev)
+ * @NL80211_IFTYPE_NAN_DATA: NAN data interface type (netdev); NAN data
+ * interfaces can only be brought up (IFF_UP) when a NAN interface
+ * already exists and NAN has been started (using %NL80211_CMD_START_NAN).
* @NL80211_IFTYPE_MAX: highest interface type number currently defined
* @NUM_NL80211_IFTYPES: number of defined interface types
*
@@ -3770,6 +3773,7 @@ enum nl80211_iftype {
NL80211_IFTYPE_P2P_DEVICE,
NL80211_IFTYPE_OCB,
NL80211_IFTYPE_NAN,
+ NL80211_IFTYPE_NAN_DATA,
/* keep last */
NUM_NL80211_IFTYPES,