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iwlwifi: mvm: disable beacon filtering during CSA

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After a channel switch, transmission on the new channel is only
started once we see a beacon on it.  Thus, beacon filtering needs to
be disabled during channel switch so that mac80211 receives this
beacon and finishes the process.

Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
This commit is contained in:
Luciano Coelho 2014-11-10 11:10:18 +02:00 committed by Emmanuel Grumbach
parent 622e3f9b71
commit c6e0a3e044
1 changed files with 10 additions and 0 deletions
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10
drivers/net/wireless/iwlwifi/mvm/mac80211.c
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@ -3206,6 +3206,12 @@ static int iwl_mvm_pre_channel_switch(struct ieee80211_hw *hw,
iwl_mvm_schedule_csa_period(mvm, vif, vif->bss_conf.beacon_int,
apply_time);
if (mvmvif->bf_data.bf_enabled) {
ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0);
if (ret)
goto out_unlock;
}
break;
default:
break;
@ -3246,6 +3252,10 @@ static int iwl_mvm_post_channel_switch(struct ieee80211_hw *hw,
iwl_mvm_sta_modify_disable_tx(mvm, mvmsta, false);
iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);
ret = iwl_mvm_enable_beacon_filter(mvm, vif, 0);
if (ret)
goto out_unlock;
}
mvmvif->ps_disabled = false;