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iwlwifi: mvm: track and report IBSS manager status to mac80211

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Shaul reported that when iwlmvm was sending beacons, it didn't properly
also take ownership of the probe responses. This is because the whole
mac80211 callback (tx_last_beacon) wasn't implemented. Fix that to make
IBSS discovery work better.

Reported-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Johannes Berg 2017-04-20 10:29:03 +02:00 committed by Luca Coelho
parent f3779f476b
commit 2f0282db41
3 changed files with 13 additions and 0 deletions
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1
drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
View File

@ -1457,6 +1457,7 @@ void iwl_mvm_rx_beacon_notif(struct iwl_mvm *mvm,
beacon_notify_hdr = &beacon->beacon_notify_hdr;
mvm->ap_last_beacon_gp2 = le32_to_cpu(beacon->gp2);
mvm->ibss_manager = beacon->ibss_mgr_status != 0;
agg_status = iwl_mvm_get_agg_status(mvm, beacon_notify_hdr);
status = le16_to_cpu(agg_status->status) & TX_STATUS_MSK;

9
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
View File

@ -3737,6 +3737,13 @@ static int iwl_mvm_switch_vif_chanctx(struct ieee80211_hw *hw,
return ret;
}
static int iwl_mvm_tx_last_beacon(struct ieee80211_hw *hw)
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
return mvm->ibss_manager;
}
static int iwl_mvm_set_tim(struct ieee80211_hw *hw,
struct ieee80211_sta *sta,
bool set)
@ -4338,6 +4345,8 @@ const struct ieee80211_ops iwl_mvm_hw_ops = {
.join_ibss = iwl_mvm_start_ap_ibss,
.leave_ibss = iwl_mvm_stop_ap_ibss,
.tx_last_beacon = iwl_mvm_tx_last_beacon,
.set_tim = iwl_mvm_set_tim,
.channel_switch = iwl_mvm_channel_switch,

3
drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
View File

@ -1021,6 +1021,9 @@ struct iwl_mvm {
/* system time of last beacon (for AP/GO interface) */
u32 ap_last_beacon_gp2;
/* indicates that we transmitted the last beacon */
bool ibss_manager;
bool lar_regdom_set;
enum iwl_mcc_source mcc_src;