diff options
| author | Andrei Otcheretianski <andrei.otcheretianski@intel.com> | 2018-11-04 22:56:31 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2019-01-29 17:10:31 +0300 |
| commit | babea2d4fe76c6515da6231e8d940044bad686b1 (patch) | |
| tree | 03e42b4746ab5d2732703a7012cdcdc97914382c /drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | |
| parent | 93079fd5c0597a89f6fa3a1a3334739de10d6b07 (diff) | |
| download | linux-babea2d4fe76c6515da6231e8d940044bad686b1.tar.xz | |
iwlwifi: mvm: Disconnect on large beacon loss
Some buggy APs stop sending beacons, but continue to ack our null data
packets or even run some traffic. It's better not to stick connected to
such an AP forever, so disconnect after some larger beacon loss
threshold is crossed.
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index c868ebfa10ce..7cfdd07d8736 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -1415,8 +1415,9 @@ void iwl_mvm_rx_missed_beacons_notif(struct iwl_mvm *mvm, * TODO: the threshold should be adjusted based on latency conditions, * and/or in case of a CS flow on one of the other AP vifs. */ - if (le32_to_cpu(mb->consec_missed_beacons_since_last_rx) > - IWL_MVM_MISSED_BEACONS_THRESHOLD) + if (rx_missed_bcon > IWL_MVM_MISSED_BEACONS_THRESHOLD_LONG) + iwl_mvm_connection_loss(mvm, vif, "missed beacons"); + else if (rx_missed_bcon_since_rx > IWL_MVM_MISSED_BEACONS_THRESHOLD) ieee80211_beacon_loss(vif); trigger = iwl_fw_dbg_trigger_on(&mvm->fwrt, ieee80211_vif_to_wdev(vif), |