diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/driver-ops.h | 17 | ||||
| -rw-r--r-- | net/mac80211/mlme.c | 27 | ||||
| -rw-r--r-- | net/mac80211/trace.h | 40 |
3 files changed, 70 insertions, 14 deletions
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index e069122595d0..28d022a3eee3 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -2,7 +2,7 @@ /* * Portions of this file * Copyright(c) 2016 Intel Deutschland GmbH -* Copyright (C) 2018 Intel Corporation +* Copyright (C) 2018 - 2019 Intel Corporation */ #ifndef __MAC80211_DRIVER_OPS @@ -1066,6 +1066,21 @@ drv_abort_channel_switch(struct ieee80211_sub_if_data *sdata) local->ops->abort_channel_switch(&local->hw, &sdata->vif); } +static inline void +drv_channel_switch_rx_beacon(struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel_switch *ch_switch) +{ + struct ieee80211_local *local = sdata->local; + + if (!check_sdata_in_driver(sdata)) + return; + + trace_drv_channel_switch_rx_beacon(local, sdata, ch_switch); + if (local->ops->channel_switch_rx_beacon) + local->ops->channel_switch_rx_beacon(&local->hw, &sdata->vif, + ch_switch); +} + static inline int drv_join_ibss(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) { diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 28a275ec6700..411656614e9a 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -7,7 +7,7 @@ * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 Intel Corporation + * Copyright (C) 2018 - 2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -1312,15 +1312,27 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, res = ieee80211_parse_ch_switch_ie(sdata, elems, current_band, ifmgd->flags, ifmgd->associated->bssid, &csa_ie); + + if (!res) { + ch_switch.timestamp = timestamp; + ch_switch.device_timestamp = device_timestamp; + ch_switch.block_tx = csa_ie.mode; + ch_switch.chandef = csa_ie.chandef; + ch_switch.count = csa_ie.count; + ch_switch.delay = csa_ie.max_switch_time; + } + if (res < 0) { ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work); return; } - if (res && beacon && sdata->vif.csa_active && - !ifmgd->csa_waiting_bcn) { - ieee80211_sta_abort_chanswitch(sdata); + if (beacon && sdata->vif.csa_active && !ifmgd->csa_waiting_bcn) { + if (res) + ieee80211_sta_abort_chanswitch(sdata); + else + drv_channel_switch_rx_beacon(sdata, &ch_switch); return; } else if (sdata->vif.csa_active || res) { /* disregard subsequent announcements if already processing */ @@ -1378,13 +1390,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata, goto drop_connection; } - ch_switch.timestamp = timestamp; - ch_switch.device_timestamp = device_timestamp; - ch_switch.block_tx = csa_ie.mode; - ch_switch.chandef = csa_ie.chandef; - ch_switch.count = csa_ie.count; - ch_switch.delay = csa_ie.max_switch_time; - if (drv_pre_channel_switch(sdata, &ch_switch)) { sdata_info(sdata, "preparing for channel switch failed, disconnecting\n"); diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h index c1e203fe281e..8ba70d26b82e 100644 --- a/net/mac80211/trace.h +++ b/net/mac80211/trace.h @@ -1,8 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ /* * Portions of this file -* Copyright(c) 2016 Intel Deutschland GmbH -* Copyright (C) 2018 Intel Corporation +* Copyright(c) 2016-2017 Intel Deutschland GmbH +* Copyright (C) 2018 - 2019 Intel Corporation */ #if !defined(__MAC80211_DRIVER_TRACE) || defined(TRACE_HEADER_MULTI_READ) @@ -2458,6 +2458,42 @@ DEFINE_EVENT(local_sdata_evt, drv_abort_channel_switch, TP_ARGS(local, sdata) ); +TRACE_EVENT(drv_channel_switch_rx_beacon, + TP_PROTO(struct ieee80211_local *local, + struct ieee80211_sub_if_data *sdata, + struct ieee80211_channel_switch *ch_switch), + + TP_ARGS(local, sdata, ch_switch), + + TP_STRUCT__entry( + LOCAL_ENTRY + VIF_ENTRY + CHANDEF_ENTRY + __field(u64, timestamp) + __field(u32, device_timestamp) + __field(bool, block_tx) + __field(u8, count) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + VIF_ASSIGN; + CHANDEF_ASSIGN(&ch_switch->chandef) + __entry->timestamp = ch_switch->timestamp; + __entry->device_timestamp = ch_switch->device_timestamp; + __entry->block_tx = ch_switch->block_tx; + __entry->count = ch_switch->count; + ), + + TP_printk( + LOCAL_PR_FMT VIF_PR_FMT + " received a channel switch beacon to " + CHANDEF_PR_FMT " count:%d block_tx:%d timestamp:%llu", + LOCAL_PR_ARG, VIF_PR_ARG, CHANDEF_PR_ARG, __entry->count, + __entry->block_tx, __entry->timestamp + ) +); + TRACE_EVENT(drv_get_txpower, TP_PROTO(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, |