diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath12k/mac.c | 10 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath6kl/cfg80211.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/link.c | 16 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/marvell/mwifiex/11h.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/event.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/fw.c | 5 | ||||
| -rw-r--r-- | include/net/cfg80211.h | 44 | ||||
| -rw-r--r-- | include/net/mac80211.h | 11 | ||||
| -rw-r--r-- | net/mac80211/cfg.c | 21 | ||||
| -rw-r--r-- | net/mac80211/chan.c | 10 | ||||
| -rw-r--r-- | net/mac80211/link.c | 2 | ||||
| -rw-r--r-- | net/mac80211/mlme.c | 180 | ||||
| -rw-r--r-- | net/mac80211/util.c | 26 | ||||
| -rw-r--r-- | net/wireless/chan.c | 62 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 67 | ||||
| -rw-r--r-- | net/wireless/tests/chan.c | 48 | ||||
| -rw-r--r-- | net/wireless/trace.h | 38 |
18 files changed, 227 insertions, 325 deletions
diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c index a27480a69b27..18fb42c045cc 100644 --- a/drivers/net/wireless/ath/ath12k/mac.c +++ b/drivers/net/wireless/ath/ath12k/mac.c @@ -2784,9 +2784,6 @@ static void ath12k_mac_bss_info_changed(struct ath12k *ar, } ath12k_mac_fils_discovery(arvif, info); - - if (changed & BSS_CHANGED_EHT_PUNCTURING) - arvif->punct_bitmap = info->eht_puncturing; } static void ath12k_mac_op_bss_info_changed(struct ieee80211_hw *hw, @@ -6373,6 +6370,8 @@ ath12k_mac_update_vif_chan(struct ath12k *ar, if (WARN_ON(!arvif->is_started)) continue; + arvif->punct_bitmap = vifs[i].new_ctx->def.punctured; + /* Firmware expect vdev_restart only if vdev is up. * If vdev is down then it expect vdev_stop->vdev_start. */ @@ -6473,7 +6472,8 @@ static void ath12k_mac_op_change_chanctx(struct ieee80211_hw *hw, goto unlock; if (changed & IEEE80211_CHANCTX_CHANGE_WIDTH || - changed & IEEE80211_CHANCTX_CHANGE_RADAR) + changed & IEEE80211_CHANCTX_CHANGE_RADAR || + changed & IEEE80211_CHANCTX_CHANGE_PUNCTURING) ath12k_mac_update_active_vif_chan(ar, ctx); /* TODO: Recalc radar detection */ @@ -6536,7 +6536,7 @@ ath12k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, "mac chanctx assign ptr %pK vdev_id %i\n", ctx, arvif->vdev_id); - arvif->punct_bitmap = link_conf->eht_puncturing; + arvif->punct_bitmap = ctx->def.punctured; /* for some targets bss peer must be created before vdev_start */ if (ab->hw_params->vdev_start_delay && diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c index e37db4af33de..61b2e3f15f0e 100644 --- a/drivers/net/wireless/ath/ath6kl/cfg80211.c +++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c @@ -1119,7 +1119,7 @@ void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq, NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT); wiphy_lock(vif->ar->wiphy); - cfg80211_ch_switch_notify(vif->ndev, &chandef, 0, 0); + cfg80211_ch_switch_notify(vif->ndev, &chandef, 0); wiphy_unlock(vif->ar->wiphy); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/link.c b/drivers/net/wireless/intel/iwlwifi/mvm/link.c index f3fcef9034ef..129eefcc45d6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/link.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/link.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022 - 2023 Intel Corporation + * Copyright (C) 2022 - 2024 Intel Corporation */ #include "mvm.h" #include "time-event.h" @@ -195,12 +195,20 @@ int iwl_mvm_link_changed(struct iwl_mvm *mvm, struct ieee80211_vif *vif, } if (changes & LINK_CONTEXT_MODIFY_EHT_PARAMS) { + struct ieee80211_chanctx_conf *ctx; + struct cfg80211_chan_def *def = NULL; + + rcu_read_lock(); + ctx = rcu_dereference(link_conf->chanctx_conf); + if (ctx) + def = iwl_mvm_chanctx_def(mvm, ctx); + if (iwlwifi_mod_params.disable_11be || - !link_conf->eht_support) + !link_conf->eht_support || !def) changes &= ~LINK_CONTEXT_MODIFY_EHT_PARAMS; else - cmd.puncture_mask = - cpu_to_le16(link_conf->eht_puncturing); + cmd.puncture_mask = cpu_to_le16(def->punctured); + rcu_read_unlock(); } cmd.bss_color = link_conf->he_bss_color.color; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c index b633a2a09c32..7d89f50fbb10 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* - * Copyright (C) 2022-2023 Intel Corporation + * Copyright (C) 2022-2024 Intel Corporation */ #include "mvm.h" @@ -752,8 +752,8 @@ iwl_mvm_mld_link_info_changed_station(struct iwl_mvm *mvm, link_changes |= LINK_CONTEXT_MODIFY_HE_PARAMS; } - /* Update EHT Puncturing info */ - if (changes & BSS_CHANGED_EHT_PUNCTURING && vif->cfg.assoc) + /* if associated, maybe puncturing changed - we'll check later */ + if (vif->cfg.assoc) link_changes |= LINK_CONTEXT_MODIFY_EHT_PARAMS; if (link_changes) { diff --git a/drivers/net/wireless/marvell/mwifiex/11h.c b/drivers/net/wireless/marvell/mwifiex/11h.c index da211372a481..b90f922f1cdc 100644 --- a/drivers/net/wireless/marvell/mwifiex/11h.c +++ b/drivers/net/wireless/marvell/mwifiex/11h.c @@ -288,6 +288,6 @@ void mwifiex_dfs_chan_sw_work_queue(struct work_struct *work) mwifiex_dbg(priv->adapter, MSG, "indicating channel switch completion to kernel\n"); wiphy_lock(priv->wdev.wiphy); - cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef, 0, 0); + cfg80211_ch_switch_notify(priv->netdev, &priv->dfs_chandef, 0); wiphy_unlock(priv->wdev.wiphy); } diff --git a/drivers/net/wireless/quantenna/qtnfmac/event.c b/drivers/net/wireless/quantenna/qtnfmac/event.c index 3b283e93a13e..76b07db284f8 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/event.c +++ b/drivers/net/wireless/quantenna/qtnfmac/event.c @@ -478,7 +478,7 @@ qtnf_event_handle_freq_change(struct qtnf_wmac *mac, continue; wiphy_lock(priv_to_wiphy(vif->mac)); - cfg80211_ch_switch_notify(vif->netdev, &chandef, 0, 0); + cfg80211_ch_switch_notify(vif->netdev, &chandef, 0); wiphy_unlock(priv_to_wiphy(vif->mac)); } diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 51072a2dcf10..540ea16f048e 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -2804,8 +2804,11 @@ int rtw89_fw_h2c_assoc_cmac_tbl_g7(struct rtw89_dev *rtwdev, } if (vif->bss_conf.eht_support) { - h2c->w4 |= le32_encode_bits(~vif->bss_conf.eht_puncturing, + u16 punct = vif->bss_conf.chanreq.oper.punctured; + + h2c->w4 |= le32_encode_bits(~punct, CCTLINFO_G7_W4_ACT_SUBCH_CBW); + rcu_read_unlock(); h2c->m4 |= cpu_to_le32(CCTLINFO_G7_W4_ACT_SUBCH_CBW); } diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index fc2ad80118e8..cb5e34d640cd 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -7,7 +7,7 @@ * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021, 2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/ethtool.h> @@ -808,6 +808,9 @@ struct key_params { * chan will define the primary channel and all other * parameters are ignored. * @freq1_offset: offset from @center_freq1, in KHz + * @punctured: mask of the punctured 20 MHz subchannels, with + * bits turned on being disabled (punctured); numbered + * from lower to higher frequency (like in the spec) */ struct cfg80211_chan_def { struct ieee80211_channel *chan; @@ -816,6 +819,7 @@ struct cfg80211_chan_def { u32 center_freq2; struct ieee80211_edmg edmg; u16 freq1_offset; + u16 punctured; }; /* @@ -956,7 +960,8 @@ cfg80211_chandef_identical(const struct cfg80211_chan_def *chandef1, chandef1->width == chandef2->width && chandef1->center_freq1 == chandef2->center_freq1 && chandef1->freq1_offset == chandef2->freq1_offset && - chandef1->center_freq2 == chandef2->center_freq2); + chandef1->center_freq2 == chandef2->center_freq2 && + chandef1->punctured == chandef2->punctured); } /** @@ -1051,12 +1056,15 @@ cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy, * cfg80211_chandef_primary_freq - calculate primary 40/80/160 MHz freq * @chandef: chandef to calculate for * @primary_chan_width: primary channel width to calculate center for + * @punctured: punctured sub-channel bitmap, will be recalculated + * according to the new bandwidth, can be %NULL * * Returns: the primary 40/80/160 MHz channel center frequency, or -1 - * for errors + * for errors, updating the punctured bitmap */ -int cfg80211_chandef_primary_freq(const struct cfg80211_chan_def *chandef, - enum nl80211_chan_width primary_chan_width); +int cfg80211_chandef_primary(const struct cfg80211_chan_def *chandef, + enum nl80211_chan_width primary_chan_width, + u16 *punctured); /** * nl80211_send_chandef - sends the channel definition. @@ -1468,9 +1476,6 @@ struct cfg80211_unsol_bcast_probe_resp { * @fils_discovery: FILS discovery transmission parameters * @unsol_bcast_probe_resp: Unsolicited broadcast probe response parameters * @mbssid_config: AP settings for multiple bssid - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. */ struct cfg80211_ap_settings { struct cfg80211_chan_def chandef; @@ -1505,7 +1510,6 @@ struct cfg80211_ap_settings { struct cfg80211_fils_discovery fils_discovery; struct cfg80211_unsol_bcast_probe_resp unsol_bcast_probe_resp; struct cfg80211_mbssid_config mbssid_config; - u16 punct_bitmap; }; @@ -1539,9 +1543,6 @@ struct cfg80211_ap_update { * @radar_required: whether radar detection is required on the new channel * @block_tx: whether transmissions should be blocked while changing * @count: number of beacons until switch - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. */ struct cfg80211_csa_settings { struct cfg80211_chan_def chandef; @@ -1554,7 +1555,6 @@ struct cfg80211_csa_settings { bool radar_required; bool block_tx; u8 count; - u16 punct_bitmap; }; /** @@ -8738,14 +8738,13 @@ bool cfg80211_reg_can_beacon_relax(struct wiphy *wiphy, * @dev: the device which switched channels * @chandef: the new channel definition * @link_id: the link ID for MLO, must be 0 for non-MLO - * @punct_bitmap: the new puncturing bitmap * * Caller must hold wiphy mutex, therefore must only be called from sleepable * driver context! */ void cfg80211_ch_switch_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, - unsigned int link_id, u16 punct_bitmap); + unsigned int link_id); /* * cfg80211_ch_switch_started_notify - notify channel switch start @@ -8754,7 +8753,6 @@ void cfg80211_ch_switch_notify(struct net_device *dev, * @link_id: the link ID for MLO, must be 0 for non-MLO * @count: the number of TBTTs until the channel switch happens * @quiet: whether or not immediate quiet was requested by the AP - * @punct_bitmap: the future puncturing bitmap * * Inform the userspace about the channel switch that has just * started, so that it can take appropriate actions (eg. starting @@ -8763,7 +8761,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev, void cfg80211_ch_switch_started_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, unsigned int link_id, u8 count, - bool quiet, u16 punct_bitmap); + bool quiet); /** * ieee80211_operating_class_to_band - convert operating class to band @@ -9382,18 +9380,6 @@ static inline int cfg80211_color_change_notify(struct net_device *dev) } /** - * cfg80211_valid_disable_subchannel_bitmap - validate puncturing bitmap - * @bitmap: bitmap to be validated - * @chandef: channel definition - * - * Validate the puncturing bitmap. - * - * Return: %true if the bitmap is valid. %false otherwise. - */ -bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, - const struct cfg80211_chan_def *chandef); - -/** * cfg80211_links_removed - Notify about removed STA MLD setup links. * @dev: network device. * @link_mask: BIT mask of removed STA MLD setup link IDs. diff --git a/include/net/mac80211.h b/include/net/mac80211.h index ab6bc89d3394..54aa4a06c878 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -7,7 +7,7 @@ * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2023 Intel Corporation + * Copyright (C) 2018 - 2024 Intel Corporation */ #ifndef MAC80211_H @@ -216,6 +216,8 @@ struct ieee80211_low_level_stats { * @IEEE80211_CHANCTX_CHANGE_MIN_WIDTH: The min required channel width changed * @IEEE80211_CHANCTX_CHANGE_AP: The AP channel definition changed, so (wider * bandwidth) OFDMA settings need to be changed + * @IEEE80211_CHANCTX_CHANGE_PUNCTURING: The punctured channel(s) bitmap + * was changed. */ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_WIDTH = BIT(0), @@ -224,6 +226,7 @@ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_CHANNEL = BIT(3), IEEE80211_CHANCTX_CHANGE_MIN_WIDTH = BIT(4), IEEE80211_CHANCTX_CHANGE_AP = BIT(5), + IEEE80211_CHANCTX_CHANGE_PUNCTURING = BIT(6), }; /** @@ -357,7 +360,6 @@ struct ieee80211_vif_chanctx_switch { * @BSS_CHANGED_FILS_DISCOVERY: FILS discovery status changed. * @BSS_CHANGED_UNSOL_BCAST_PROBE_RESP: Unsolicited broadcast probe response * status changed. - * @BSS_CHANGED_EHT_PUNCTURING: The channel puncturing bitmap changed. * @BSS_CHANGED_MLD_VALID_LINKS: MLD valid links status changed. * @BSS_CHANGED_MLD_TTLM: TID to link mapping was changed */ @@ -394,7 +396,6 @@ enum ieee80211_bss_change { BSS_CHANGED_HE_BSS_COLOR = 1<<29, BSS_CHANGED_FILS_DISCOVERY = 1<<30, BSS_CHANGED_UNSOL_BCAST_PROBE_RESP = 1<<31, - BSS_CHANGED_EHT_PUNCTURING = BIT_ULL(32), BSS_CHANGED_MLD_VALID_LINKS = BIT_ULL(33), BSS_CHANGED_MLD_TTLM = BIT_ULL(34), @@ -661,9 +662,7 @@ struct ieee80211_fils_discovery { * @tx_pwr_env_num: number of @tx_pwr_env. * @pwr_reduction: power constraint of BSS. * @eht_support: does this BSS support EHT - * @eht_puncturing: bitmap to indicate which channels are punctured in this BSS * @csa_active: marks whether a channel switch is going on. - * @csa_punct_bitmap: new puncturing bitmap for channel switch * @mu_mimo_owner: indicates interface owns MU-MIMO capability * @chanctx_conf: The channel context this interface is assigned to, or %NULL * when it is not assigned. This pointer is RCU-protected due to the TX @@ -766,10 +765,8 @@ struct ieee80211_bss_conf { u8 tx_pwr_env_num; u8 pwr_reduction; bool eht_support; - u16 eht_puncturing; bool csa_active; - u16 csa_punct_bitmap; bool mu_mimo_owner; struct ieee80211_chanctx_conf __rcu *chanctx_conf; diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 5aa02b0872d9..2ddaf0037952 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1343,8 +1343,6 @@ static int ieee80211_start_ap(struct wiphy *wiphy, struct net_device *dev, return -EOPNOTSUPP; link_conf->eht_support = true; - link_conf->eht_puncturing = params->punct_bitmap; - changed |= BSS_CHANGED_EHT_PUNCTURING; link_conf->eht_su_beamformer = params->eht_cap->fixed.phy_cap_info[0] & @@ -3668,12 +3666,6 @@ static int __ieee80211_csa_finalize(struct ieee80211_link_data *link_data) if (err) return err; - if (sdata->vif.bss_conf.eht_puncturing != sdata->vif.bss_conf.csa_punct_bitmap) { - sdata->vif.bss_conf.eht_puncturing = - sdata->vif.bss_conf.csa_punct_bitmap; - changed |= BSS_CHANGED_EHT_PUNCTURING; - } - ieee80211_link_info_change_notify(sdata, link_data, changed); if (link_data->csa_block_tx) { @@ -3687,8 +3679,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_link_data *link_data) return err; cfg80211_ch_switch_notify(sdata->dev, &link_data->csa_chanreq.oper, - link_data->link_id, - link_data->conf->eht_puncturing); + link_data->link_id); return 0; } @@ -3889,6 +3880,9 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, &sdata->vif.bss_conf.chanreq.oper)) return -EINVAL; + if (chanreq.oper.punctured && !sdata->vif.bss_conf.eht_support) + return -EINVAL; + /* don't allow another channel switch if one is already active. */ if (sdata->vif.bss_conf.csa_active) return -EBUSY; @@ -3941,13 +3935,9 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, goto out; } - if (params->punct_bitmap && !sdata->vif.bss_conf.eht_support) - goto out; - sdata->deflink.csa_chanreq = chanreq; sdata->deflink.csa_block_tx = params->block_tx; sdata->vif.bss_conf.csa_active = true; - sdata->vif.bss_conf.csa_punct_bitmap = params->punct_bitmap; if (sdata->deflink.csa_block_tx) ieee80211_stop_vif_queues(local, sdata, @@ -3955,8 +3945,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev, cfg80211_ch_switch_started_notify(sdata->dev, &sdata->deflink.csa_chanreq.oper, 0, - params->count, params->block_tx, - sdata->vif.bss_conf.csa_punct_bitmap); + params->count, params->block_tx); if (changed) { ieee80211_link_info_change_notify(sdata, &sdata->deflink, diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c index fe1489ba58c6..38acdc458c7c 100644 --- a/net/mac80211/chan.c +++ b/net/mac80211/chan.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * mac80211 - channel management - * Copyright 2020 - 2022 Intel Corporation + * Copyright 2020 - 2024 Intel Corporation */ #include <linux/nl80211.h> @@ -517,8 +517,12 @@ static void _ieee80211_change_chanctx(struct ieee80211_local *local, ieee80211_remove_wbrf(local, &ctx->conf.def); - if (!cfg80211_chandef_identical(&ctx->conf.def, &chanreq->oper)) - changed |= IEEE80211_CHANCTX_CHANGE_WIDTH; + if (!cfg80211_chandef_identical(&ctx->conf.def, &chanreq->oper)) { + if (ctx->conf.def.width != chanreq->oper.width) + changed |= IEEE80211_CHANCTX_CHANGE_WIDTH; + if (ctx->conf.def.punctured != chanreq->oper.punctured) + changed |= IEEE80211_CHANCTX_CHANGE_PUNCTURING; + } if (!cfg80211_chandef_identical(&ctx->conf.ap, &chanreq->ap)) changed |= IEEE80211_CHANCTX_CHANGE_AP; ctx->conf.def = *chandef; diff --git a/net/mac80211/link.c b/net/mac80211/link.c index 2231eb38a211..4f19d6479bef 100644 --- a/net/mac80211/link.c +++ b/net/mac80211/link.c @@ -2,7 +2,7 @@ /* * MLO link handling * - * Copyright (C) 2022-2023 Intel Corporation + * Copyright (C) 2022-2024 Intel Corporation */ #include <linux/slab.h> #include <linux/kernel.h> diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 74a15f18e7ee..4eaf5c10efdb 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -94,83 +94,6 @@ MODULE_PARM_DESC(probe_wait_ms, #define IEEE80211_SIGNAL_AVE_MIN_COUNT 4 /* - * Extract from the given disabled subchannel bitmap (raw format - * from the EHT Operation Element) the bits for the subchannel - * we're using right now. - */ -static u16 -ieee80211_extract_dis_subch_bmap(const struct ieee80211_eht_operation *eht_oper, - struct cfg80211_chan_def *chandef, u16 bitmap) -{ - struct ieee80211_eht_operation_info *info = (void *)eht_oper->optional; - struct cfg80211_chan_def ap_chandef = *chandef; - u32 ap_center_freq, local_center_freq; - u32 ap_bw, local_bw; - int ap_start_freq, local_start_freq; - u16 shift, mask; - - if (!(eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT) || - !(eht_oper->params & - IEEE80211_EHT_OPER_DISABLED_SUBCHANNEL_BITMAP_PRESENT)) - return 0; - - /* set 160/320 supported to get the full AP definition */ - ieee80211_chandef_eht_oper((const void *)eht_oper->optional, - &ap_chandef); - ap_center_freq = ap_chandef.center_freq1; - ap_bw = 20 * BIT(u8_get_bits(info->control, - IEEE80211_EHT_OPER_CHAN_WIDTH)); - ap_start_freq = ap_center_freq - ap_bw / 2; - local_center_freq = chandef->center_freq1; - local_bw = 20 * BIT(ieee80211_chan_width_to_rx_bw(chandef->width)); - local_start_freq = local_center_freq - local_bw / 2; - shift = (local_start_freq - ap_start_freq) / 20; - mask = BIT(local_bw / 20) - 1; - - return (bitmap >> shift) & mask; -} - -/* - * Handle the puncturing bitmap, possibly downgrading bandwidth to get a - * valid bitmap. - */ -static void -ieee80211_handle_puncturing_bitmap(struct ieee80211_link_data *link, - const struct ieee80211_eht_operation *eht_oper, - u16 bitmap, u64 *changed) -{ - struct cfg80211_chan_def *chandef = &link->conf->chanreq.oper; - struct ieee80211_local *local = link->sdata->local; - u16 extracted; - u64 _changed = 0; - - if (!changed) - changed = &_changed; - - while (chandef->width > NL80211_CHAN_WIDTH_40) { - extracted = - ieee80211_extract_dis_subch_bmap(eht_oper, chandef, - bitmap); - - if (cfg80211_valid_disable_subchannel_bitmap(&bitmap, - chandef) && - !(bitmap && ieee80211_hw_check(&local->hw, - DISALLOW_PUNCTURING))) - break; - ieee80211_chandef_downgrade(chandef, &link->u.mgd.conn); - *changed |= BSS_CHANGED_BANDWIDTH; - } - - if (chandef->width <= NL80211_CHAN_WIDTH_40) - extracted = 0; - - if (link->conf->eht_puncturing != extracted) { - link->conf->eht_puncturing = extracted; - *changed |= BSS_CHANGED_EHT_PUNCTURING; - } -} - -/* * We can have multiple work items (and connection probing) * scheduling this timer, but we need to take care to only * reschedule it when it should fire _earlier_ than it was @@ -396,6 +319,9 @@ ieee80211_determine_ap_chan(struct ieee80211_sub_if_data *sdata, ieee80211_chandef_eht_oper((const void *)eht_oper->optional, &eht_chandef); + eht_chandef.punctured = + ieee80211_eht_oper_dis_subchan_bitmap(eht_oper); + if (!cfg80211_chandef_valid(&eht_chandef)) { sdata_info(sdata, "AP EHT information is invalid, disabling EHT\n"); @@ -661,13 +587,27 @@ ieee80211_verify_sta_eht_mcs_support(struct ieee80211_sub_if_data *sdata, return true; } +static bool ieee80211_chandef_usable(struct ieee80211_sub_if_data *sdata, + const struct cfg80211_chan_def *chandef, + u32 prohibited_flags) +{ + if (!cfg80211_chandef_usable(sdata->local->hw.wiphy, + chandef, prohibited_flags)) + return false; + + if (chandef->punctured && + ieee80211_hw_check(&sdata->local->hw, DISALLOW_PUNCTURING)) + return false; + + return true; +} + static struct ieee802_11_elems * ieee80211_determine_chan_mode(struct ieee80211_sub_if_data *sdata, struct ieee80211_conn_settings *conn, struct cfg80211_bss *cbss, int link_id, struct ieee80211_chan_req *chanreq) { - struct ieee80211_local *local = sdata->local; const struct cfg80211_bss_ies *ies = rcu_dereference(cbss->ies); struct ieee80211_bss *bss = (void *)cbss->priv; struct ieee80211_channel *channel = cbss->channel; @@ -761,8 +701,8 @@ again: else chanreq->ap.chan = NULL; - while (!cfg80211_chandef_usable(sdata->local->hw.wiphy, &chanreq->oper, - IEEE80211_CHAN_DISABLED)) { + while (!ieee80211_chandef_usable(sdata, &chanreq->oper, + IEEE80211_CHAN_DISABLED)) { if (WARN_ON(chanreq->oper.width == NL80211_CHAN_WIDTH_20_NOHT)) { ret = -EINVAL; goto free; @@ -812,30 +752,6 @@ again: sdata_info(sdata, "required MCSes not supported, disabling EHT\n"); } - if (conn->mode >= IEEE80211_CONN_MODE_EHT) { - u16 bitmap; - - if (WARN_ON_ONCE(!elems->eht_operation)) { - ret = -EINVAL; - goto free; - } - - bitmap = ieee80211_eht_oper_dis_subchan_bitmap(elems->eht_operation); - - if (!cfg80211_valid_disable_subchannel_bitmap(&bitmap, - &ap_chandef) || - (bitmap && - ieee80211_hw_check(&local->hw, DISALLOW_PUNCTURING))) { - conn->mode = IEEE80211_CONN_MODE_HE; - conn->bw_limit = min_t(enum ieee80211_conn_bw_limit, - conn->bw_limit, - IEEE80211_CONN_BW_LIMIT_160); - sdata_info(sdata, - "AP has invalid/unsupported puncturing, disabling EHT\n"); - } - /* FIXME: store puncturing bitmap */ - } - /* the mode can only decrease, so this must terminate */ if (ap_mode != conn->mode) goto again; @@ -2127,7 +2043,7 @@ static void ieee80211_chswitch_post_beacon(struct ieee80211_link_data *link) } cfg80211_ch_switch_notify(sdata->dev, &link->reserved.oper, - link->link_id, 0); + link->link_id); } void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success, @@ -2330,7 +2246,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link, cfg80211_ch_switch_started_notify(sdata->dev, &csa_ie.chanreq.oper, link->link_id, csa_ie.count, - csa_ie.mode, 0); + csa_ie.mode); if (local->ops->channel_switch) { /* use driver's channel switch callback */ @@ -3394,8 +3310,6 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, sdata->deflink.u.mgd.tracking_signal_avg = false; sdata->deflink.u.mgd.disable_wmm_tracking = false; - sdata->vif.bss_conf.eht_puncturing = 0; - ifmgd->flags = 0; for (link_id = 0; link_id < ARRAY_SIZE(sdata->link); link_id++) { @@ -4625,7 +4539,6 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link, link_sta); bss_conf->eht_support = link_sta->pub->eht_cap.has_eht; - *changed |= BSS_CHANGED_EHT_PUNCTURING; } else { bss_conf->eht_support = false; } @@ -5865,40 +5778,6 @@ static bool ieee80211_rx_our_beacon(const u8 *tx_bssid, return ether_addr_equal(tx_bssid, bss->transmitted_bss->bssid); } -static bool ieee80211_config_puncturing(struct ieee80211_link_data *link, - const struct ieee80211_eht_operation *eht_oper, - u64 *changed) -{ - struct ieee80211_local *local = link->sdata->local; - u16 bitmap, extracted; - - bitmap = ieee80211_eht_oper_dis_subchan_bitmap(eht_oper); - extracted = ieee80211_extract_dis_subch_bmap(eht_oper, - &link->conf->chanreq.oper, - bitmap); - - /* accept if there are no changes */ - if (!(*changed & BSS_CHANGED_BANDWIDTH) && - extracted == link->conf->eht_puncturing) - return true; - - if (!cfg80211_valid_disable_subchannel_bitmap(&bitmap, - &link->conf->chanreq.oper)) { - link_info(link, - "Got an invalid disable subchannel bitmap from AP %pM: bitmap = 0x%x, bw = 0x%x. disconnect\n", - link->u.mgd.bssid, - bitmap, - link->conf->chanreq.oper.width); - return false; - } - - if (bitmap && ieee80211_hw_check(&local->hw, DISALLOW_PUNCTURING)) - return false; - - ieee80211_handle_puncturing_bitmap(link, eht_oper, bitmap, changed); - return true; -} - static void ieee80211_ml_reconf_work(struct wiphy *wiphy, struct wiphy_work *work) { @@ -6614,21 +6493,6 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link, elems->pwr_constr_elem, elems->cisco_dtpc_elem); - if (elems->eht_operation && - link->u.mgd.conn.mode >= IEEE80211_CONN_MODE_EHT) { - if (!ieee80211_config_puncturing(link, elems->eht_operation, - &changed)) { - ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH, - WLAN_REASON_DEAUTH_LEAVING, - true, deauth_buf); - ieee80211_report_disconnect(sdata, deauth_buf, - sizeof(deauth_buf), true, - WLAN_REASON_DEAUTH_LEAVING, - false); - goto free; - } - } - ieee80211_ml_reconfiguration(sdata, elems); ieee80211_process_adv_ttlm(sdata, elems, le64_to_cpu(mgmt->u.beacon.timestamp)); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 63a88169d53d..5108dbaa9360 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -6,7 +6,7 @@ * Copyright 2007 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation * * utilities for mac80211 */ @@ -2810,9 +2810,6 @@ int ieee80211_reconfig(struct ieee80211_local *local) sdata->vif.bss_conf.protected_keep_alive) changed |= BSS_CHANGED_KEEP_ALIVE; - if (sdata->vif.bss_conf.eht_puncturing) - changed |= BSS_CHANGED_EHT_PUNCTURING; - ieee80211_bss_info_change_notify(sdata, changed); } else if (!WARN_ON(!link)) { @@ -4365,14 +4362,17 @@ EXPORT_SYMBOL(ieee80211_radar_detected); void ieee80211_chandef_downgrade(struct cfg80211_chan_def *c, struct ieee80211_conn_settings *conn) { - /* no-HT indicates nothing to do */ - enum nl80211_chan_width new_primary_width = NL80211_CHAN_WIDTH_20_NOHT; + enum nl80211_chan_width new_primary_width; struct ieee80211_conn_settings _ignored = {}; /* allow passing NULL if caller doesn't care */ if (!conn) conn = &_ignored; +again: + /* no-HT indicates nothing to do */ + new_primary_width = NL80211_CHAN_WIDTH_20_NOHT; + switch (c->width) { default: case NL80211_CHAN_WIDTH_20_NOHT: @@ -4382,6 +4382,7 @@ void ieee80211_chandef_downgrade(struct cfg80211_chan_def *c, c->width = NL80211_CHAN_WIDTH_20_NOHT; conn->mode = IEEE80211_CONN_MODE_LEGACY; conn->bw_limit = IEEE80211_CONN_BW_LIMIT_20; + c->punctured = 0; break; case NL80211_CHAN_WIDTH_40: c->width = NL80211_CHAN_WIDTH_20; @@ -4389,6 +4390,7 @@ void ieee80211_chandef_downgrade(struct cfg80211_chan_def *c, if (conn->mode == IEEE80211_CONN_MODE_VHT) conn->mode = IEEE80211_CONN_MODE_HT; conn->bw_limit = IEEE80211_CONN_BW_LIMIT_20; + c->punctured = 0; break; case NL80211_CHAN_WIDTH_80: new_primary_width = NL80211_CHAN_WIDTH_40; @@ -4429,11 +4431,19 @@ void ieee80211_chandef_downgrade(struct cfg80211_chan_def *c, } if (new_primary_width != NL80211_CHAN_WIDTH_20_NOHT) { - c->center_freq1 = - cfg80211_chandef_primary_freq(c, new_primary_width); + c->center_freq1 = cfg80211_chandef_primary(c, new_primary_width, + &c->punctured); c->width = new_primary_width; } + /* + * With an 80 MHz channel, we might have the puncturing in the primary + * 40 Mhz channel, but that's not valid when downgraded to 40 MHz width. + * In that case, downgrade again. + */ + if (!cfg80211_chandef_valid(c) && c->punctured) + goto again; + WARN_ON_ONCE(!cfg80211_chandef_valid(c)); } diff --git a/net/wireless/chan.c b/net/wireless/chan.c index bfa2ea935fc2..e2ce89afa9ff 100644 --- a/net/wireless/chan.c +++ b/net/wireless/chan.c @@ -6,7 +6,7 @@ * * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH - * Copyright 2018-2023 Intel Corporation + * Copyright 2018-2024 Intel Corporation */ #include <linux/export.h> @@ -27,11 +27,10 @@ void cfg80211_chandef_create(struct cfg80211_chan_def *chandef, if (WARN_ON(!chan)) return; - chandef->chan = chan; - chandef->freq1_offset = chan->freq_offset; - chandef->center_freq2 = 0; - chandef->edmg.bw_config = 0; - chandef->edmg.channels = 0; + *chandef = (struct cfg80211_chan_def) { + .chan = chan, + .freq1_offset = chan->freq_offset, + }; switch (chan_type) { case NL80211_CHAN_NO_HT: @@ -87,10 +86,9 @@ static const struct cfg80211_per_bw_puncturing_values per_bw_puncturing[] = { CFG80211_PER_BW_VALID_PUNCTURING_VALUES(320) }; -bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, - const struct cfg80211_chan_def *chandef) +static bool valid_puncturing_bitmap(const struct cfg80211_chan_def *chandef) { - u32 idx, i, start_freq; + u32 idx, i, start_freq, primary_center = chandef->chan->center_freq; switch (chandef->width) { case NL80211_CHAN_WIDTH_80: @@ -106,24 +104,23 @@ bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, start_freq = chandef->center_freq1 - 160; break; default: - *bitmap = 0; - break; + return chandef->punctured == 0; } - if (!*bitmap) + if (!chandef->punctured) return true; /* check if primary channel is punctured */ - if (*bitmap & (u16)BIT((chandef->chan->center_freq - start_freq) / 20)) + if (chandef->punctured & (u16)BIT((primary_center - start_freq) / 20)) return false; - for (i = 0; i < per_bw_puncturing[idx].len; i++) - if (per_bw_puncturing[idx].valid_values[i] == *bitmap) + for (i = 0; i < per_bw_puncturing[idx].len; i++) { + if (per_bw_puncturing[idx].valid_values[i] == chandef->punctured) return true; + } return false; } -EXPORT_SYMBOL(cfg80211_valid_disable_subchannel_bitmap); static bool cfg80211_edmg_chandef_valid(const struct cfg80211_chan_def *chandef) { @@ -386,17 +383,19 @@ bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef) !cfg80211_edmg_chandef_valid(chandef)) return false; - return true; + return valid_puncturing_bitmap(chandef); } EXPORT_SYMBOL(cfg80211_chandef_valid); -int cfg80211_chandef_primary_freq(const struct cfg80211_chan_def *c, - enum nl80211_chan_width primary_chan_width) +int cfg80211_chandef_primary(const struct cfg80211_chan_def *c, + enum nl80211_chan_width primary_chan_width, + u16 *punctured) { int pri_width = nl80211_chan_width_to_mhz(primary_chan_width); int width = cfg80211_chandef_get_width(c); u32 control = c->chan->center_freq; u32 center = c->center_freq1; + u16 _punct = 0; if (WARN_ON_ONCE(pri_width < 0 || width < 0)) return -1; @@ -405,26 +404,41 @@ int cfg80211_chandef_primary_freq(const struct cfg80211_chan_def *c, if (WARN_ON_ONCE(pri_width > width)) return -1; + if (!punctured) + punctured = &_punct; + + *punctured = c->punctured; + while (width > pri_width) { - if (control > center) + unsigned int bits_to_drop = width / 20 / 2; + + if (control > center) { center += width / 4; - else + *punctured >>= bits_to_drop; + } else { center -= width / 4; + *punctured &= (1 << bits_to_drop) - 1; + } width /= 2; } return center; } -EXPORT_SYMBOL(cfg80211_chandef_primary_freq); +EXPORT_SYMBOL(cfg80211_chandef_primary); static const struct cfg80211_chan_def * check_chandef_primary_compat(const struct cfg80211_chan_def *c1, const struct cfg80211_chan_def *c2, enum nl80211_chan_width primary_chan_width) { + u16 punct_c1 = 0, punct_c2 = 0; + /* check primary is compatible -> error if not */ - if (cfg80211_chandef_primary_freq(c1, primary_chan_width) != - cfg80211_chandef_primary_freq(c2, primary_chan_width)) + if (cfg80211_chandef_primary(c1, primary_chan_width, &punct_c1) != + cfg80211_chandef_primary(c2, primary_chan_width, &punct_c2)) + return ERR_PTR(-EINVAL); + + if (punct_c1 != punct_c2) return ERR_PTR(-EINVAL); /* assumes c1 is smaller width, if that was just checked -> done */ diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 68c20409eca6..b533412ad1e0 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3218,21 +3218,6 @@ static bool nl80211_can_set_dev_channel(struct wireless_dev *wdev) wdev->iftype == NL80211_IFTYPE_P2P_GO; } -static int nl80211_parse_punct_bitmap(struct cfg80211_registered_device *rdev, - struct genl_info *info, - const struct cfg80211_chan_def *chandef, - u16 *punct_bitmap) -{ - if (!wiphy_ext_feature_isset(&rdev->wiphy, NL80211_EXT_FEATURE_PUNCT)) - return -EINVAL; - - *punct_bitmap = nla_get_u32(info->attrs[NL80211_ATTR_PUNCT_BITMAP]); - if (!cfg80211_valid_disable_subchannel_bitmap(punct_bitmap, chandef)) - return -EINVAL; - - return 0; -} - int nl80211_parse_chandef(struct cfg80211_registered_device *rdev, struct genl_info *info, struct cfg80211_chan_def *chandef) @@ -3340,6 +3325,19 @@ int nl80211_parse_chandef(struct cfg80211_registered_device *rdev, chandef->edmg.channels = 0; } + if (info->attrs[NL80211_ATTR_PUNCT_BITMAP]) { + chandef->punctured = + nla_get_u32(info->attrs[NL80211_ATTR_PUNCT_BITMAP]); + + if (chandef->punctured && + !wiphy_ext_feature_isset(&rdev->wiphy, + NL80211_EXT_FEATURE_PUNCT)) { + NL_SET_ERR_MSG(extack, + "driver doesn't support puncturing"); + return -EINVAL; + } + } + if (!cfg80211_chandef_valid(chandef)) { NL_SET_ERR_MSG(extack, "invalid channel definition"); return -EINVAL; @@ -3816,6 +3814,10 @@ int nl80211_send_chandef(struct sk_buff *msg, const struct cfg80211_chan_def *ch if (chandef->center_freq2 && nla_put_u32(msg, NL80211_ATTR_CENTER_FREQ2, chandef->center_freq2)) return -ENOBUFS; + if (chandef->punctured && + nla_put_u32(msg, NL80211_ATTR_PUNCT_BITMAP, chandef->punctured)) + return -ENOBUFS; + return 0; } EXPORT_SYMBOL(nl80211_send_chandef); @@ -6061,14 +6063,6 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info) goto out; } - if (info->attrs[NL80211_ATTR_PUNCT_BITMAP]) { - err = nl80211_parse_punct_bitmap(rdev, info, - ¶ms->chandef, - ¶ms->punct_bitmap); - if (err) - goto out; - } - if (!cfg80211_reg_can_beacon_relax(&rdev->wiphy, ¶ms->chandef, wdev->iftype)) { err = -EINVAL; @@ -10228,14 +10222,6 @@ skip_beacons: if (info->attrs[NL80211_ATTR_CH_SWITCH_BLOCK_TX]) params.block_tx = true; - if (info->attrs[NL80211_ATTR_PUNCT_BITMAP]) { - err = nl80211_parse_punct_bitmap(rdev, info, - ¶ms.chandef, - ¶ms.punct_bitmap); - if (err) - goto free; - } - err = rdev_channel_switch(rdev, dev, ¶ms); free: @@ -19356,7 +19342,7 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, struct cfg80211_chan_def *chandef, gfp_t gfp, enum nl80211_commands notif, - u8 count, bool quiet, u16 punct_bitmap) + u8 count, bool quiet) { struct wireless_dev *wdev = netdev->ieee80211_ptr; struct sk_buff *msg; @@ -19390,9 +19376,6 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, goto nla_put_failure; } - if (nla_put_u32(msg, NL80211_ATTR_PUNCT_BITMAP, punct_bitmap)) - goto nla_put_failure; - genlmsg_end(msg, hdr); genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0, @@ -19405,7 +19388,7 @@ static void nl80211_ch_switch_notify(struct cfg80211_registered_device *rdev, void cfg80211_ch_switch_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, - unsigned int link_id, u16 punct_bitmap) + unsigned int link_id) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct wiphy *wiphy = wdev->wiphy; @@ -19414,7 +19397,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev, lockdep_assert_wiphy(wdev->wiphy); WARN_INVALID_LINK_ID(wdev, link_id); - trace_cfg80211_ch_switch_notify(dev, chandef, link_id, punct_bitmap); + trace_cfg80211_ch_switch_notify(dev, chandef, link_id); switch (wdev->iftype) { case NL80211_IFTYPE_STATION: @@ -19443,15 +19426,14 @@ void cfg80211_ch_switch_notify(struct net_device *dev, cfg80211_sched_dfs_chan_update(rdev); nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL, - NL80211_CMD_CH_SWITCH_NOTIFY, 0, false, - punct_bitmap); + NL80211_CMD_CH_SWITCH_NOTIFY, 0, false); } EXPORT_SYMBOL(cfg80211_ch_switch_notify); void cfg80211_ch_switch_started_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, unsigned int link_id, u8 count, - bool quiet, u16 punct_bitmap) + bool quiet) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct wiphy *wiphy = wdev->wiphy; @@ -19460,13 +19442,12 @@ void cfg80211_ch_switch_started_notify(struct net_device *dev, lockdep_assert_wiphy(wdev->wiphy); WARN_INVALID_LINK_ID(wdev, link_id); - trace_cfg80211_ch_switch_started_notify(dev, chandef, link_id, - punct_bitmap); + trace_cfg80211_ch_switch_started_notify(dev, chandef, link_id); nl80211_ch_switch_notify(rdev, dev, link_id, chandef, GFP_KERNEL, NL80211_CMD_CH_SWITCH_STARTED_NOTIFY, - count, quiet, punct_bitmap); + count, quiet); } EXPORT_SYMBOL(cfg80211_ch_switch_started_notify); diff --git a/net/wireless/tests/chan.c b/net/wireless/tests/chan.c index b9e7a27e43cb..d02258ac2dab 100644 --- a/net/wireless/tests/chan.c +++ b/net/wireless/tests/chan.c @@ -2,7 +2,7 @@ /* * KUnit tests for channel helper functions * - * Copyright (C) 2023 Intel Corporation + * Copyright (C) 2023-2024 Intel Corporation */ #include <net/cfg80211.h> #include <kunit/test.h> @@ -140,6 +140,52 @@ static const struct chandef_compat_case { }, .compat = true, }, + { + .desc = "matching primary 160 MHz & punctured secondary 160 Mhz", + .c1 = { + .width = NL80211_CHAN_WIDTH_160, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 + 70, + }, + .c2 = { + .width = NL80211_CHAN_WIDTH_320, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 - 10, + .punctured = 0xf, + }, + .compat = true, + }, + { + .desc = "matching primary 160 MHz & punctured matching", + .c1 = { + .width = NL80211_CHAN_WIDTH_160, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 + 70, + .punctured = 0xc0, + }, + .c2 = { + .width = NL80211_CHAN_WIDTH_320, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 - 10, + .punctured = 0xc000, + }, + .compat = true, + }, + { + .desc = "matching primary 160 MHz & punctured not matching", + .c1 = { + .width = NL80211_CHAN_WIDTH_160, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 + 70, + .punctured = 0x80, + }, + .c2 = { + .width = NL80211_CHAN_WIDTH_320, + .chan = &chan_6ghz_105, + .center_freq1 = 6475 - 10, + .punctured = 0xc000, + }, + }, }; KUNIT_ARRAY_PARAM_DESC(chandef_compat, chandef_compat_cases, desc) diff --git a/net/wireless/trace.h b/net/wireless/trace.h index 1f374c8a17a5..ae5e585b6863 100644 --- a/net/wireless/trace.h +++ b/net/wireless/trace.h @@ -1,4 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0 */ +/* + * Portions of this file + * Copyright(c) 2016-2017 Intel Deutschland GmbH + * Copyright (C) 2018, 2020-2024 Intel Corporation + */ #undef TRACE_SYSTEM #define TRACE_SYSTEM cfg80211 @@ -135,7 +140,8 @@ __field(u32, width) \ __field(u32, center_freq1) \ __field(u32, freq1_offset) \ - __field(u32, center_freq2) + __field(u32, center_freq2) \ + __field(u16, punctured) #define CHAN_DEF_ASSIGN(chandef) \ do { \ if ((chandef) && (chandef)->chan) { \ @@ -148,6 +154,7 @@ __entry->center_freq1 = (chandef)->center_freq1;\ __entry->freq1_offset = (chandef)->freq1_offset;\ __entry->center_freq2 = (chandef)->center_freq2;\ + __entry->punctured = (chandef)->punctured; \ } else { \ __entry->band = 0; \ __entry->control_freq = 0; \ @@ -156,14 +163,15 @@ __entry->center_freq1 = 0; \ __entry->freq1_offset = 0; \ __entry->center_freq2 = 0; \ + __entry->punctured = 0; \ } \ } while (0) #define CHAN_DEF_PR_FMT \ - "band: %d, control freq: %u.%03u, width: %d, cf1: %u.%03u, cf2: %u" + "band: %d, control freq: %u.%03u, width: %d, cf1: %u.%03u, cf2: %u, punct: 0x%x" #define CHAN_DEF_PR_ARG __entry->band, __entry->control_freq, \ __entry->freq_offset, __entry->width, \ __entry->center_freq1, __entry->freq1_offset, \ - __entry->center_freq2 + __entry->center_freq2, __entry->punctured #define FILS_AAD_ASSIGN(fa) \ do { \ @@ -3267,47 +3275,39 @@ TRACE_EVENT(cfg80211_chandef_dfs_required, TRACE_EVENT(cfg80211_ch_switch_notify, TP_PROTO(struct net_device *netdev, struct cfg80211_chan_def *chandef, - unsigned int link_id, - u16 punct_bitmap), - TP_ARGS(netdev, chandef, link_id, punct_bitmap), + unsigned int link_id), + TP_ARGS(netdev, chandef, link_id), TP_STRUCT__entry( NETDEV_ENTRY CHAN_DEF_ENTRY __field(unsigned int, link_id) - __field(u16, punct_bitmap) ), TP_fast_assign( NETDEV_ASSIGN; CHAN_DEF_ASSIGN(chandef); __entry->link_id = link_id; - __entry->punct_bitmap = punct_bitmap; ), - TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d, punct_bitmap:%u", - NETDEV_PR_ARG, CHAN_DEF_PR_ARG, __entry->link_id, - __entry->punct_bitmap) + TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d", + NETDEV_PR_ARG, CHAN_DEF_PR_ARG, __entry->link_id) ); TRACE_EVENT(cfg80211_ch_switch_started_notify, TP_PROTO(struct net_device *netdev, struct cfg80211_chan_def *chandef, - unsigned int link_id, - u16 punct_bitmap), - TP_ARGS(netdev, chandef, link_id, punct_bitmap), + unsigned int link_id), + TP_ARGS(netdev, chandef, link_id), TP_STRUCT__entry( NETDEV_ENTRY CHAN_DEF_ENTRY __field(unsigned int, link_id) - __field(u16, punct_bitmap) ), TP_fast_assign( NETDEV_ASSIGN; CHAN_DEF_ASSIGN(chandef); __entry->link_id = link_id; - __entry->punct_bitmap = punct_bitmap; ), - TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d, punct_bitmap:%u", - NETDEV_PR_ARG, CHAN_DEF_PR_ARG, __entry->link_id, - __entry->punct_bitmap) + TP_printk(NETDEV_PR_FMT ", " CHAN_DEF_PR_FMT ", link:%d", + NETDEV_PR_ARG, CHAN_DEF_PR_ARG, __entry->link_id) ); TRACE_EVENT(cfg80211_radar_event, |