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-rw-r--r--package/mac80211/patches/872-brcmsmac-deactivate-ucode-sending-probe-responses.patch59
1 files changed, 59 insertions, 0 deletions
diff --git a/package/mac80211/patches/872-brcmsmac-deactivate-ucode-sending-probe-responses.patch b/package/mac80211/patches/872-brcmsmac-deactivate-ucode-sending-probe-responses.patch
new file mode 100644
index 0000000000..9c150b1547
--- /dev/null
+++ b/package/mac80211/patches/872-brcmsmac-deactivate-ucode-sending-probe-responses.patch
@@ -0,0 +1,59 @@
+--- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
++++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
+@@ -554,6 +554,12 @@ brcms_ops_bss_info_changed(struct ieee80
+ /* Beaconing should be enabled/disabled (beaconing modes) */
+ brcms_err(core, "%s: Beacon enabled: %s\n", __func__,
+ info->enable_beacon ? "true" : "false");
++ if (info->enable_beacon &&
++ hw->wiphy->flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD) {
++ brcms_c_enable_probe_resp(wl->wlc, true);
++ } else {
++ brcms_c_enable_probe_resp(wl->wlc, false);
++ }
+ }
+
+ if (changed & BSS_CHANGED_CQM) {
+@@ -1048,7 +1054,12 @@ static int ieee_hw_init(struct ieee80211
+ hw->channel_change_time = 7 * 1000;
+ hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
+
+- hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
++ /*
++ * deactivate sending probe responses by ucude, because this will
++ * cause problems when WPS is used.
++ *
++ * hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
++ */
+
+ hw->rate_control_algorithm = "minstrel_ht";
+
+--- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
++++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
+@@ -7484,6 +7484,17 @@ void brcms_c_set_new_probe_resp(struct b
+ brcms_c_update_probe_resp(wlc, false);
+ }
+
++void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable)
++{
++ /*
++ * prevent ucode from sending probe responses by setting the timeout
++ * to 1, it can not send it in that time frame.
++ */
++ wlc->prb_resp_timeout = enable ? BRCMS_PRB_RESP_TIMEOUT : 1;
++ brcms_b_write_shm(wlc->hw, M_PRS_MAXTIME, wlc->prb_resp_timeout);
++ /* TODO: if (enable) => also deactivate receiving of probe request */
++}
++
+ /* Write ssid into shared memory */
+ static void
+ brcms_c_shm_ssid_upd(struct brcms_c_info *wlc, struct brcms_bss_cfg *cfg)
+--- a/drivers/net/wireless/brcm80211/brcmsmac/pub.h
++++ b/drivers/net/wireless/brcm80211/brcmsmac/pub.h
+@@ -338,6 +338,7 @@ extern void brcms_c_set_new_beacon(struc
+ u16 dtim_period);
+ extern void brcms_c_set_new_probe_resp(struct brcms_c_info *wlc,
+ struct sk_buff *probe_resp);
++extern void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable);
+ extern void brcms_c_set_ssid(struct brcms_c_info *wlc, u8 *ssid,
+ size_t ssid_len);
+