diff options
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 64 |
1 files changed, 43 insertions, 21 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index d7d7d8a85c6d..9fb9c7dad314 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2236,6 +2236,34 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm, IWL_ERR(mvm, "Failed to config FW to work HE!\n"); } +static void iwl_mvm_protect_assoc(struct iwl_mvm *mvm, + struct ieee80211_vif *vif, + u32 duration_override) +{ + u32 duration = IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS; + u32 min_duration = IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS; + + if (duration_override > duration) + duration = duration_override; + + /* Try really hard to protect the session and hear a beacon + * The new session protection command allows us to protect the + * session for a much longer time since the firmware will internally + * create two events: a 300TU one with a very high priority that + * won't be fragmented which should be enough for 99% of the cases, + * and another one (which we configure here to be 900TU long) which + * will have a slightly lower priority, but more importantly, can be + * fragmented so that it'll allow other activities to run. + */ + if (fw_has_capa(&mvm->fw->ucode_capa, + IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) + iwl_mvm_schedule_session_protection(mvm, vif, 900, + min_duration, false); + else + iwl_mvm_protect_session(mvm, vif, duration, + min_duration, 500, false); +} + static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, struct ieee80211_vif *vif, struct ieee80211_bss_conf *bss_conf, @@ -2319,6 +2347,20 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, u32 dur = (11 * vif->bss_conf.beacon_int) / 10; iwl_mvm_protect_session(mvm, vif, dur, dur, 5 * dur, false); + } else if (!test_bit(IWL_MVM_STATUS_IN_HW_RESTART, + &mvm->status) && + !vif->bss_conf.dtim_period) { + /* + * If we're not restarting and still haven't + * heard a beacon (dtim period unknown) then + * make sure we still have enough minimum time + * remaining in the time event, since the auth + * might actually have taken quite a while + * (especially for SAE) and so the remaining + * time could be small without us having heard + * a beacon yet. + */ + iwl_mvm_protect_assoc(mvm, vif, 0); } iwl_mvm_sf_update(mvm, vif, false); @@ -3332,29 +3374,9 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw, struct ieee80211_prep_tx_info *info) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); - u32 duration = IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS; - u32 min_duration = IWL_MVM_TE_SESSION_PROTECTION_MIN_TIME_MS; - - if (info->duration > duration) - duration = info->duration; mutex_lock(&mvm->mutex); - /* Try really hard to protect the session and hear a beacon - * The new session protection command allows us to protect the - * session for a much longer time since the firmware will internally - * create two events: a 300TU one with a very high priority that - * won't be fragmented which should be enough for 99% of the cases, - * and another one (which we configure here to be 900TU long) which - * will have a slightly lower priority, but more importantly, can be - * fragmented so that it'll allow other activities to run. - */ - if (fw_has_capa(&mvm->fw->ucode_capa, - IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD)) - iwl_mvm_schedule_session_protection(mvm, vif, 900, - min_duration, false); - else - iwl_mvm_protect_session(mvm, vif, duration, - min_duration, 500, false); + iwl_mvm_protect_assoc(mvm, vif, info->duration); mutex_unlock(&mvm->mutex); } |