brcmfmac: update beacon IE after bss up and clear when AP stopped

Firmware doesn't update beacon/Probe Response vendor IEs correctly when
bss is down, so we move brcmf_config_ap_mgmt_ie after BSS up. And host
driver should clear IEs when AP stopped so that the IEs in host side will
be synced with in firmware side.

Signed-off-by: Wright Feng <wright.feng@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 1e7c6f0..b3cdc52 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -4578,8 +4578,6 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
                brcmf_configure_opensecurity(ifp);
        }
 
-       brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon);
-
        /* Parameters shared by all radio interfaces */
        if (!mbss) {
                if ((supports_11d) && (is_11d != ifp->vif->is_11d)) {
@@ -4708,6 +4706,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
                WARN_ON(1);
        }
 
+       brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon);
        set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
        brcmf_net_setcarrier(ifp, true);
 
@@ -4764,6 +4763,8 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
                err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1);
                if (err < 0)
                        brcmf_err("BRCMF_C_UP error %d\n", err);
+
+               brcmf_vif_clear_mgmt_ies(ifp->vif);
        } else {
                bss_enable.bsscfgidx = cpu_to_le32(ifp->bsscfgidx);
                bss_enable.enable = cpu_to_le32(0);