diff options
Diffstat (limited to '')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 3 | ||||
-rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 6 | ||||
-rw-r--r-- | include/net/mac80211.h | 5 | ||||
-rw-r--r-- | net/mac80211/driver-ops.h | 8 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 17 | ||||
-rw-r--r-- | net/mac80211/trace.h | 25 |
6 files changed, 49 insertions, 15 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index a3be8add56e1..b6663c80e7dd 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -2544,7 +2544,8 @@ static void ath9k_unassign_vif_chanctx(struct ieee80211_hw *hw, } static void ath9k_mgd_prepare_tx(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + u16 duration) { struct ath_softc *sc = hw->priv; struct ath_common *common = ath9k_hw_common(sc->sc_ah); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 5f0701c992a4..ec91dd90acfd 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2844,7 +2844,8 @@ static int iwl_mvm_mac_conf_tx(struct ieee80211_hw *hw, } static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw, - struct ieee80211_vif *vif) + struct ieee80211_vif *vif, + u16 req_duration) { struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); u32 duration = IWL_MVM_TE_SESSION_PROTECTION_MAX_TIME_MS; @@ -2857,6 +2858,9 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw, if (iwl_mvm_ref_sync(mvm, IWL_MVM_REF_PREPARE_TX)) return; + if (req_duration > duration) + duration = req_duration; + mutex_lock(&mvm->mutex); /* Try really hard to protect the session and hear a beacon */ iwl_mvm_protect_session(mvm, vif, duration, min_duration, 500, false); diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 604d738a2128..851a5e19ae32 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -3378,6 +3378,8 @@ enum ieee80211_reconfig_type { * frame in case that no beacon was heard from the AP/P2P GO. * The callback will be called before each transmission and upon return * mac80211 will transmit the frame right away. + * If duration is greater than zero, mac80211 hints to the driver the + * duration for which the operation is requested. * The callback is optional and can (should!) sleep. * * @mgd_protect_tdls_discover: Protect a TDLS discovery session. After sending @@ -3697,7 +3699,8 @@ struct ieee80211_ops { u32 sset, u8 *data); void (*mgd_prepare_tx)(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); + struct ieee80211_vif *vif, + u16 duration); void (*mgd_protect_tdls_discover)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index 4d82fe7d627c..8f6998091d26 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -2,6 +2,7 @@ /* * Portions of this file * Copyright(c) 2016 Intel Deutschland GmbH +* Copyright (C) 2018 Intel Corporation */ #ifndef __MAC80211_DRIVER_OPS @@ -813,7 +814,8 @@ drv_allow_buffered_frames(struct ieee80211_local *local, } static inline void drv_mgd_prepare_tx(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata) + struct ieee80211_sub_if_data *sdata, + u16 duration) { might_sleep(); @@ -821,9 +823,9 @@ static inline void drv_mgd_prepare_tx(struct ieee80211_local *local, return; WARN_ON_ONCE(sdata->vif.type != NL80211_IFTYPE_STATION); - trace_drv_mgd_prepare_tx(local, sdata); + trace_drv_mgd_prepare_tx(local, sdata, duration); if (local->ops->mgd_prepare_tx) - local->ops->mgd_prepare_tx(&local->hw, &sdata->vif); + local->ops->mgd_prepare_tx(&local->hw, &sdata->vif, duration); trace_drv_return_void(local); } diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 233068756502..a59187c016e0 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -864,7 +864,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) return; } - drv_mgd_prepare_tx(local, sdata); + drv_mgd_prepare_tx(local, sdata, 0); IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) @@ -2022,7 +2022,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, */ if (ieee80211_hw_check(&local->hw, DEAUTH_NEED_MGD_TX_PREP) && !ifmgd->have_beacon) - drv_mgd_prepare_tx(sdata->local, sdata); + drv_mgd_prepare_tx(sdata->local, sdata, 0); ieee80211_send_deauth_disassoc(sdata, ifmgd->bssid, stype, reason, tx, frame_buf); @@ -2560,7 +2560,7 @@ static void ieee80211_auth_challenge(struct ieee80211_sub_if_data *sdata, if (!elems.challenge) return; auth_data->expected_transaction = 4; - drv_mgd_prepare_tx(sdata->local, sdata); + drv_mgd_prepare_tx(sdata->local, sdata, 0); if (ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) tx_flags = IEEE80211_TX_CTL_REQ_TX_STATUS | IEEE80211_TX_INTFL_MLME_CONN_TX; @@ -3769,6 +3769,7 @@ static int ieee80211_auth(struct ieee80211_sub_if_data *sdata) u32 tx_flags = 0; u16 trans = 1; u16 status = 0; + u16 prepare_tx_duration = 0; sdata_assert_lock(sdata); @@ -3790,7 +3791,11 @@ static int ieee80211_auth(struct ieee80211_sub_if_data *sdata) return -ETIMEDOUT; } - drv_mgd_prepare_tx(local, sdata); + if (auth_data->algorithm == WLAN_AUTH_SAE) + prepare_tx_duration = + jiffies_to_msecs(IEEE80211_AUTH_TIMEOUT_SAE); + + drv_mgd_prepare_tx(local, sdata, prepare_tx_duration); sdata_info(sdata, "send auth to %pM (try %d/%d)\n", auth_data->bss->bssid, auth_data->tries, @@ -4994,7 +4999,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, req->bssid, req->reason_code, ieee80211_get_reason_code_string(req->reason_code)); - drv_mgd_prepare_tx(sdata->local, sdata); + drv_mgd_prepare_tx(sdata->local, sdata, 0); ieee80211_send_deauth_disassoc(sdata, req->bssid, IEEE80211_STYPE_DEAUTH, req->reason_code, tx, @@ -5014,7 +5019,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, req->bssid, req->reason_code, ieee80211_get_reason_code_string(req->reason_code)); - drv_mgd_prepare_tx(sdata->local, sdata); + drv_mgd_prepare_tx(sdata->local, sdata, 0); ieee80211_send_deauth_disassoc(sdata, req->bssid, IEEE80211_STYPE_DEAUTH, req->reason_code, tx, diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index 591ad02e1fa4..80a7edf8d314 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -2,6 +2,7 @@ /* * Portions of this file * Copyright(c) 2016 Intel Deutschland GmbH +* Copyright (C) 2018 Intel Corporation */ #if !defined(__MAC80211_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ) @@ -1413,11 +1414,29 @@ DEFINE_EVENT(release_evt, drv_allow_buffered_frames, TP_ARGS(local, sta, tids, num_frames, reason, more_data) ); -DEFINE_EVENT(local_sdata_evt, drv_mgd_prepare_tx, +TRACE_EVENT(drv_mgd_prepare_tx, TP_PROTO(struct ieee80211_local *local, - struct ieee80211_sub_if_data *sdata), + struct ieee80211_sub_if_data *sdata, + u16 duration), - TP_ARGS(local, sdata) + TP_ARGS(local, sdata, duration), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + __field(u32, duration) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + __entry->duration = duration; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT " duration: %u", + LOCAL_PR_ARG, VIF_PR_ARG, __entry->duration + ) ); DEFINE_EVENT(local_sdata_evt, drv_mgd_protect_tdls_discover, |