brcmfmac: signal completion of 802.1x.

Use cfg80211 change_station to signal the completion of 802.1x
to firmware. This allows FW to take appropriate actions.

Reviewed-by: Arend Van Spriel <arend@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
index 2471dd5..c896fe2 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c
@@ -38,6 +38,7 @@
 #include "proto.h"
 #include "vendor.h"
 #include "bus.h"
+#include "common.h"
 
 #define BRCMF_SCAN_IE_LEN_MAX		2048
 #define BRCMF_PNO_VERSION		2
@@ -4241,6 +4242,34 @@
 	return err;
 }
 
+static int
+brcmf_cfg80211_change_station(struct wiphy *wiphy, struct net_device *ndev,
+			      const u8 *mac, struct station_parameters *params)
+{
+	struct brcmf_if *ifp = netdev_priv(ndev);
+	s32 err;
+
+	brcmf_dbg(TRACE, "Enter, MAC %pM, mask 0x%04x set 0x%04x\n", mac,
+		  params->sta_flags_mask, params->sta_flags_set);
+
+	/* Ignore all 00 MAC */
+	if (is_zero_ether_addr(mac))
+		return 0;
+
+	if (!(params->sta_flags_mask & BIT(NL80211_STA_FLAG_AUTHORIZED)))
+		return 0;
+
+	if (params->sta_flags_set & BIT(NL80211_STA_FLAG_AUTHORIZED))
+		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_AUTHORIZE,
+					     (void *)mac, ETH_ALEN);
+	else
+		err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SCB_DEAUTHORIZE,
+					     (void *)mac, ETH_ALEN);
+	if (err < 0)
+		brcmf_err("Setting SCB (de-)authorize failed, %d\n", err);
+
+	return err;
+}
 
 static void
 brcmf_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
@@ -4515,6 +4544,7 @@
 	.stop_ap = brcmf_cfg80211_stop_ap,
 	.change_beacon = brcmf_cfg80211_change_beacon,
 	.del_station = brcmf_cfg80211_del_station,
+	.change_station = brcmf_cfg80211_change_station,
 	.sched_scan_start = brcmf_cfg80211_sched_scan_start,
 	.sched_scan_stop = brcmf_cfg80211_sched_scan_stop,
 	.mgmt_frame_register = brcmf_cfg80211_mgmt_frame_register,