package/mac80211/patches/872-brcmsmac-deactivate-ucode-sending-probe-responses.patch

   1 --- a/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
   2 +++ b/drivers/net/wireless/brcm80211/brcmsmac/mac80211_if.c
   3 @@ -554,6 +554,12 @@ brcms_ops_bss_info_changed(struct ieee80
   4                 /* Beaconing should be enabled/disabled (beaconing modes) */
   5                 brcms_err(core, "%s: Beacon enabled: %s\n", __func__,
   6                           info->enable_beacon ? "true" : "false");
   7 +               if (info->enable_beacon &&
   8 +                   hw->wiphy->flags & WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD) {
   9 +                       brcms_c_enable_probe_resp(wl->wlc, true);
  10 +               } else {
  11 +                       brcms_c_enable_probe_resp(wl->wlc, false);
  12 +               }
  13         }
  14
  15         if (changed & BSS_CHANGED_CQM) {
  16 @@ -1048,7 +1054,12 @@ static int ieee_hw_init(struct ieee80211
  17         hw->channel_change_time = 7 * 1000;
  18         hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
  19
  20 -       hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
  21 +       /*
  22 +        * deactivate sending probe responses by ucude, because this will
  23 +        * cause problems when WPS is used.
  24 +        *
  25 +        * hw->wiphy->flags |= WIPHY_FLAG_AP_PROBE_RESP_OFFLOAD;
  26 +        */
  27
  28         hw->rate_control_algorithm = "minstrel_ht";
  29
  30 --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
  31 +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
  32 @@ -7484,6 +7484,17 @@ void brcms_c_set_new_probe_resp(struct b
  33         brcms_c_update_probe_resp(wlc, false);
  34  }
  35
  36 +void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable)
  37 +{
  38 +       /*
  39 +        * prevent ucode from sending probe responses by setting the timeout
  40 +        * to 1, it can not send it in that time frame.
  41 +        */
  42 +       wlc->prb_resp_timeout = enable ? BRCMS_PRB_RESP_TIMEOUT : 1;
  43 +       brcms_b_write_shm(wlc->hw, M_PRS_MAXTIME, wlc->prb_resp_timeout);
  44 +       /* TODO: if (enable) => also deactivate receiving of probe request */
  45 +}
  46 +
  47  /* Write ssid into shared memory */
  48  static void
  49  brcms_c_shm_ssid_upd(struct brcms_c_info *wlc, struct brcms_bss_cfg *cfg)
  50 --- a/drivers/net/wireless/brcm80211/brcmsmac/pub.h
  51 +++ b/drivers/net/wireless/brcm80211/brcmsmac/pub.h
  52 @@ -338,6 +338,7 @@ extern void brcms_c_set_new_beacon(struc
  53                                    u16 dtim_period);
  54  extern void brcms_c_set_new_probe_resp(struct brcms_c_info *wlc,
  55                                        struct sk_buff *probe_resp);
  56 +extern void brcms_c_enable_probe_resp(struct brcms_c_info *wlc, bool enable);
  57  extern void brcms_c_set_ssid(struct brcms_c_info *wlc, u8 *ssid,
  58                              size_t ssid_len);
  59