Accumulative patch from commit 565110cd554801fa301c55010b3e9e14f43d7973

nl80211: Include interface name in more debug prints
Convert WPS NFC python scripts from using wpactrl to wpaspy
wpa_supplicant: Fix lookup of cached PMKSA
Add capability flag for IBSS and add get_capability modes
hostapd: Fix client reassociation after disconnect due to ACK failure
Fix build with CONFIG_NO_CONFIG_BLOBS
Fix build without CONFIG_CTRL_IFACE or CONFIG_NO_STDOUT_DEBUG
libtommath: Avoid a compiler warning on unused variable
libtommath: Condition fast_s_mp_mul_digs() on LTM_FAST
P2P: Remove persistent group peer if it rejects invitation
P2P: Allow shared interface channel preference to be ignored
P2P: Fix shared frequency preference for concurrent operations
P2P: Use best-overall channel in p2p_reselect_channel()
P2P: Allow all channels for multi-channel concurrency (no negotiation)
TDLS: Disable link to existing peer with lower address
Fix compiler warning when CONFIG_IEEE80211R is not included
WPS NFC: Fix build without CONFIG_WPS_ER
FT: Add support for IEEE 802.11r with driver-based SME

Change-Id: I1d5ced870c33d5cb73ecc6f04e272a3cf50f344a
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/p2p/p2p.h b/src/p2p/p2p.h
index 4f9b75d..28a0a1d 100644
--- a/src/p2p/p2p.h
+++ b/src/p2p/p2p.h
@@ -743,6 +743,7 @@
 	 * @status: Negotiation result (Status Code)
 	 * @bssid: P2P Group BSSID or %NULL if not received
 	 * @channels: Available operating channels for the group
+	 * @addr: Peer address
 	 *
 	 * This callback is used to indicate result of an Invitation procedure
 	 * started with a call to p2p_invite(). The indicated status code is
@@ -751,7 +752,8 @@
 	 * local failure in transmitting the Invitation Request.
 	 */
 	void (*invitation_result)(void *ctx, int status, const u8 *bssid,
-				  const struct p2p_channels *channels);
+				  const struct p2p_channels *channels,
+				  const u8 *addr);
 
 	/**
 	 * go_connected - Check whether we are connected to a GO
@@ -1658,6 +1660,17 @@
 void p2p_set_best_channels(struct p2p_data *p2p, int freq_24, int freq_5,
 			   int freq_overall);
 
+/**
+ * p2p_set_own_freq_preference - Set own preference for channel
+ * @p2p: P2P module context from p2p_init()
+ * @freq: Frequency (MHz) of the preferred channel or 0 if no preference
+ *
+ * This function can be used to set a preference on the operating channel based
+ * on frequencies used on the other virtual interfaces that share the same
+ * radio. If non-zero, this is used to try to avoid multi-channel concurrency.
+ */
+void p2p_set_own_freq_preference(struct p2p_data *p2p, int freq);
+
 const u8 * p2p_get_go_neg_peer(struct p2p_data *p2p);
 
 /**