wil6210: support AP isolation

For the AP, configuration may say not to bridge traffic between
wireless clients. This is conveyed from user space (ex: hostapd has
ap_isolate parameter) with NL80211_CMD_SET_BSS, to the driver's
cfg80211 ops method change_bss

Add support for this setting.

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h
index b6e65c3..c1a71ab 100644
--- a/drivers/net/wireless/ath/wil6210/wil6210.h
+++ b/drivers/net/wireless/ath/wil6210/wil6210.h
@@ -542,6 +542,7 @@
 	u32 monitor_flags;
 	u32 privacy; /* secure connection? */
 	int sinfo_gen;
+	u32 ap_isolate; /* no intra-BSS communication */
 	/* interrupt moderation */
 	u32 tx_max_burst_duration;
 	u32 tx_interframe_timeout;