From: Johannes Berg <johannes.b...@intel.com>
[ Upstream commit 2f0282db41194c0099a019b2761911d6c69cbdb9 ]
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.trieb...@intel.com>
Signed-off-by: Luca Coelho <luciano.coe...@intel.com>
Signed-off-by: Sasha Levin <alexander.le...@microsoft.com>
---
drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 1 +
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 9 +++++++++
drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 3 +++
3 files changed, 13 insertions(+)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index 6b962d6b067a..ee8b12424d03 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -1434,6 +1434,7 @@ 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;
status = le16_to_cpu(beacon_notify_hdr->status.status) & TX_STATUS_MSK;
IWL_DEBUG_RX(mvm,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index f1231c0ea336..3d6401eafe52 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -3621,6 +3621,13 @@ 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)
@@ -4218,6 +4225,8 @@ 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,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index c60703e0c246..49e84efbbb0e 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -989,6 +989,9 @@ 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;
--
2.15.1
