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-rw-r--r--drivers/net/wireless/ath/ath10k/wmi.c8
-rw-r--r--drivers/net/wireless/ath/carl9170/tx.c12
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c6
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c16
-rw-r--r--drivers/net/wireless/intersil/p54/txrx.c6
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c2
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7915/init.c3
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7921/main.c3
-rw-r--r--drivers/net/wireless/realtek/rtw89/core.c3
-rw-r--r--drivers/net/wireless/realtek/rtw89/fw.c2
-rw-r--r--include/linux/ieee80211.h11
-rw-r--r--include/linux/rfkill.h7
-rw-r--r--include/net/cfg80211.h90
-rw-r--r--include/net/mac80211.h36
-rw-r--r--include/uapi/linux/nl80211.h61
-rw-r--r--net/mac80211/cfg.c45
-rw-r--r--net/mac80211/debugfs_sta.c9
-rw-r--r--net/mac80211/driver-ops.h22
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/iface.c59
-rw-r--r--net/mac80211/main.c13
-rw-r--r--net/mac80211/mlme.c53
-rw-r--r--net/mac80211/rc80211_minstrel_ht.c2
-rw-r--r--net/mac80211/rx.c7
-rw-r--r--net/mac80211/trace.h7
-rw-r--r--net/mac80211/tx.c10
-rw-r--r--net/mac80211/wpa.c4
-rw-r--r--net/rfkill/core.c12
-rw-r--r--net/wireless/chan.c78
-rw-r--r--net/wireless/core.c9
-rw-r--r--net/wireless/core.h16
-rw-r--r--net/wireless/mlme.c153
-rw-r--r--net/wireless/nl80211.c123
-rw-r--r--net/wireless/rdev-ops.h17
-rw-r--r--net/wireless/reg.c2
-rw-r--r--net/wireless/scan.c121
-rw-r--r--net/wireless/sme.c22
-rw-r--r--net/wireless/trace.h47
-rw-r--r--net/wireless/wext-sme.c12
39 files changed, 872 insertions, 239 deletions
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 4733fd7fb169..62c453a21e49 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -2613,6 +2613,7 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
if (ieee80211_is_beacon(hdr->frame_control) ||
ieee80211_is_probe_resp(hdr->frame_control)) {
struct ieee80211_mgmt *mgmt = (void *)skb->data;
+ enum cfg80211_bss_frame_type ftype;
u8 *ies;
int ies_ch;
@@ -2623,9 +2624,14 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb)
ies = mgmt->u.beacon.variable;
+ if (ieee80211_is_beacon(mgmt->frame_control))
+ ftype = CFG80211_BSS_FTYPE_BEACON;
+ else
+ ftype = CFG80211_BSS_FTYPE_PRESP;
+
ies_ch = cfg80211_get_ies_channel_number(mgmt->u.beacon.variable,
skb_tail_pointer(skb) - ies,
- sband->band);
+ sband->band, ftype);
if (ies_ch > 0 && ies_ch != channel) {
ath10k_dbg(ar, ATH10K_DBG_MGMT,
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 88444fe6d1c6..1b76f4434c06 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -275,12 +275,12 @@ static void carl9170_tx_release(struct kref *ref)
if (WARN_ON_ONCE(!ar))
return;
- BUILD_BUG_ON(
- offsetof(struct ieee80211_tx_info, status.ack_signal) != 20);
-
- memset(&txinfo->status.ack_signal, 0,
- sizeof(struct ieee80211_tx_info) -
- offsetof(struct ieee80211_tx_info, status.ack_signal));
+ /*
+ * This does not call ieee80211_tx_info_clear_status() because
+ * carl9170_tx_fill_rateinfo() has filled the rate information
+ * before we get to this point.
+ */
+ memset_after(&txinfo->status, 0, rates);
if (atomic_read(&ar->tx_total_queued))
ar->tx_schedule = true;
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index 9ef89ff09105..dd58c8f9aa11 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -608,7 +608,8 @@ static const struct ieee80211_sband_iftype_data iwl_he_capa[] = {
.phy_cap_info[9] =
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB |
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED,
+ (IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED <<
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS),
.phy_cap_info[10] =
IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF,
},
@@ -665,7 +666,8 @@ static const struct ieee80211_sband_iftype_data iwl_he_capa[] = {
IEEE80211_HE_PHY_CAP8_HE_ER_SU_PPDU_4XLTF_AND_08_US_GI |
IEEE80211_HE_PHY_CAP8_DCM_MAX_RU_242,
.phy_cap_info[9] =
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED,
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED
+ << IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS,
},
/*
* Set default Tx/Rx HE MCS NSS Support field.
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index 08177e9b5d6b..86077388083a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -2209,24 +2209,24 @@ static void iwl_mvm_cfg_he_sta(struct iwl_mvm *mvm,
}
flags |= STA_CTXT_HE_PACKET_EXT;
- } else if ((sta->he_cap.he_cap_elem.phy_cap_info[9] &
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) !=
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED) {
+ } else if (u8_get_bits(sta->he_cap.he_cap_elem.phy_cap_info[9],
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK)
+ != IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED) {
int low_th = -1;
int high_th = -1;
/* Take the PPE thresholds from the nominal padding info */
- switch (sta->he_cap.he_cap_elem.phy_cap_info[9] &
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) {
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US:
+ switch (u8_get_bits(sta->he_cap.he_cap_elem.phy_cap_info[9],
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK)) {
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US:
low_th = IWL_HE_PKT_EXT_NONE;
high_th = IWL_HE_PKT_EXT_NONE;
break;
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US:
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US:
low_th = IWL_HE_PKT_EXT_BPSK;
high_th = IWL_HE_PKT_EXT_NONE;
break;
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US:
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US:
low_th = IWL_HE_PKT_EXT_NONE;
high_th = IWL_HE_PKT_EXT_BPSK;
break;
diff --git a/drivers/net/wireless/intersil/p54/txrx.c b/drivers/net/wireless/intersil/p54/txrx.c
index 873fea59894f..8414aa208655 100644
--- a/drivers/net/wireless/intersil/p54/txrx.c
+++ b/drivers/net/wireless/intersil/p54/txrx.c
@@ -431,11 +431,7 @@ static void p54_rx_frame_sent(struct p54_common *priv, struct sk_buff *skb)
* Clear manually, ieee80211_tx_info_clear_status would
* clear the counts too and we need them.
*/
- memset(&info->status.ack_signal, 0,
- sizeof(struct ieee80211_tx_info) -
- offsetof(struct ieee80211_tx_info, status.ack_signal));
- BUILD_BUG_ON(offsetof(struct ieee80211_tx_info,
- status.ack_signal) != 20);
+ memset_after(&info->status, 0, rates);
if (entry_hdr->flags & cpu_to_le16(P54_HDR_FLAG_DATA_ALIGN))
pad = entry_data->align[0];
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 23219f3747f8..0307a6677907 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -1276,7 +1276,7 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw,
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
/* If the queue contains MAX_QUEUE skb's drop some */
if (skb_queue_len(&data->pending) >= MAX_QUEUE) {
- /* Droping until WARN_QUEUE level */
+ /* Dropping until WARN_QUEUE level */
while (skb_queue_len(&data->pending) >= WARN_QUEUE) {
ieee80211_free_txskb(hw, skb_dequeue(&data->pending));
data->tx_dropped++;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/init.c b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
index 4fa8e7ba93e6..d054cdecd5f7 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/init.c
@@ -853,7 +853,8 @@ mt7915_init_he_caps(struct mt7915_phy *phy, enum nl80211_band band,
mt7915_gen_ppe_thresh(he_cap->ppe_thres, nss);
} else {
he_cap_elem->phy_cap_info[9] |=
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US;
+ u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
}
idx++;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index 633c6d2a57ac..e2eef9b5f63b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -140,7 +140,8 @@ mt7921_init_he_caps(struct mt7921_phy *phy, enum nl80211_band band,
mt7921_gen_ppe_thresh(he_cap->ppe_thres, nss);
} else {
he_cap_elem->phy_cap_info[9] |=
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US;
+ u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
}
if (band == NL80211_BAND_6GHZ) {
diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index 00ae86807dc2..cf05baf88640 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -2119,7 +2119,8 @@ static void rtw89_init_he_cap(struct rtw89_dev *rtwdev,
IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU |
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB |
IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB |
- IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US;
+ u8_encode_bits(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US,
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK);
if (i == NL80211_IFTYPE_STATION)
phy_cap_info[9] |= IEEE80211_HE_PHY_CAP9_TX_1024_QAM_LESS_THAN_242_TONE_RU;
he_cap->he_mcs_nss_supp.rx_mcs_80 = cpu_to_le16(mcs_map);
diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c
index d4b59fbe7365..8a57b75b07c0 100644
--- a/drivers/net/wireless/realtek/rtw89/fw.c
+++ b/drivers/net/wireless/realtek/rtw89/fw.c
@@ -781,7 +781,7 @@ static void __get_sta_he_pkt_padding(struct rtw89_dev *rtwdev,
if (!ppe_th) {
u8 pad;
- pad = FIELD_GET(IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK,
+ pad = FIELD_GET(IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK,
sta->he_cap.he_cap_elem.phy_cap_info[9]);
for (i = 0; i < RTW89_PPE_BW_NUM; i++)
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 11d7af260f20..559b6c644938 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -2258,11 +2258,12 @@ enum ieee80211_client_reg_power {
#define IEEE80211_HE_PHY_CAP9_RX_1024_QAM_LESS_THAN_242_TONE_RU 0x08
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_COMP_SIGB 0x10
#define IEEE80211_HE_PHY_CAP9_RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB 0x20
-#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US 0x00
-#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US 0x40
-#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US 0x80
-#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_RESERVED 0xc0
-#define IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK 0xc0
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US 0x0
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US 0x1
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US 0x2
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_RESERVED 0x3
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_POS 6
+#define IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK 0xc0
#define IEEE80211_HE_PHY_CAP10_HE_MU_M1RU_MAX_LTF 0x01
diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h
index 231e06b74b50..c35f3962dc4f 100644
--- a/include/linux/rfkill.h
+++ b/include/linux/rfkill.h
@@ -230,6 +230,13 @@ void rfkill_set_states(struct rfkill *rfkill, bool sw, bool hw);
bool rfkill_blocked(struct rfkill *rfkill);
/**
+ * rfkill_soft_blocked - Query soft rfkill block state
+ *
+ * @rfkill: rfkill struct to query
+ */
+bool rfkill_soft_blocked(struct rfkill *rfkill);
+
+/**
* rfkill_find_type - Helper for finding rfkill type by name
* @name: the name of the type
*
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 423f97b982ff..d19e48f9fdc6 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1188,17 +1188,6 @@ struct cfg80211_unsol_bcast_probe_resp {
};
/**
- * enum cfg80211_ap_settings_flags - AP settings flags
- *
- * Used by cfg80211_ap_settings
- *
- * @AP_SETTINGS_EXTERNAL_AUTH_SUPPORT: AP supports external authentication
- */
-enum cfg80211_ap_settings_flags {
- AP_SETTINGS_EXTERNAL_AUTH_SUPPORT = BIT(0),
-};
-
-/**
* struct cfg80211_ap_settings - AP configuration
*
* Used to configure an AP interface.
@@ -4072,6 +4061,15 @@ struct mgmt_frame_regs {
* @set_fils_aad: Set FILS AAD data to the AP driver so that the driver can use
* those to decrypt (Re)Association Request and encrypt (Re)Association
* Response frame.
+ *
+ * @set_radar_background: Configure dedicated offchannel chain available for
+ * radar/CAC detection on some hw. This chain can't be used to transmit
+ * or receive frames and it is bounded to a running wdev.
+ * Background radar/CAC detection allows to avoid the CAC downtime
+ * switching to a different channel during CAC detection on the selected
+ * radar channel.
+ * The caller is expected to set chandef pointer to NULL in order to
+ * disable background CAC/radar detection.
*/
struct cfg80211_ops {
int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow);
@@ -4404,6 +4402,8 @@ struct cfg80211_ops {
struct cfg80211_color_change_settings *params);
int (*set_fils_aad)(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_fils_aad *fils_aad);
+ int (*set_radar_background)(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef);
};
/*
@@ -6375,17 +6375,6 @@ static inline void cfg80211_gen_new_bssid(const u8 *bssid, u8 max_bssid,
}
/**
- * cfg80211_get_ies_channel_number - returns the channel number from ies
- * @ie: IEs
- * @ielen: length of IEs
- * @band: enum nl80211_band of the channel
- *
- * Returns the channel number, or -1 if none could be determined.
- */
-int cfg80211_get_ies_channel_number(const u8 *ie, size_t ielen,
- enum nl80211_band band);
-
-/**
* cfg80211_is_element_inherited - returns if element ID should be inherited
* @element: element to check
* @non_inherit_element: non inheritance element
@@ -6421,6 +6410,19 @@ enum cfg80211_bss_frame_type {
};
/**
+ * cfg80211_get_ies_channel_number - returns the channel number from ies
+ * @ie: IEs
+ * @ielen: length of IEs
+ * @band: enum nl80211_band of the channel
+ * @ftype: frame type
+ *
+ * Returns the channel number, or -1 if none could be determined.
+ */
+int cfg80211_get_ies_channel_number(const u8 *ie, size_t ielen,
+ enum nl80211_band band,
+ enum cfg80211_bss_frame_type ftype);
+
+/**
* cfg80211_inform_bss_data - inform cfg80211 of a new BSS
*
* @wiphy: the wiphy reporting the BSS
@@ -7594,15 +7596,33 @@ void cfg80211_cqm_txe_notify(struct net_device *dev, const u8 *peer,
void cfg80211_cqm_beacon_loss_notify(struct net_device *dev, gfp_t gfp);
/**
- * cfg80211_radar_event - radar detection event
+ * __cfg80211_radar_event - radar detection event
* @wiphy: the wiphy
* @chandef: chandef for the current channel
+ * @offchan: the radar has been detected on the offchannel chain
* @gfp: context flags
*
* This function is called when a radar is detected on the current chanenl.
*/
-void cfg80211_radar_event(struct wiphy *wiphy,
- struct cfg80211_chan_def *chandef, gfp_t gfp);
+void __cfg80211_radar_event(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ bool offchan, gfp_t gfp);
+
+static inline void
+cfg80211_radar_event(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ gfp_t gfp)
+{
+ __cfg80211_radar_event(wiphy, chandef, false, gfp);
+}
+
+static inline void
+cfg80211_background_radar_event(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ gfp_t gfp)
+{
+ __cfg80211_radar_event(wiphy, chandef, true, gfp);
+}
/**
* cfg80211_sta_opmode_change_notify - STA's ht/vht operation mode change event
@@ -7633,6 +7653,14 @@ void cfg80211_cac_event(struct net_device *netdev,
const struct cfg80211_chan_def *chandef,
enum nl80211_radar_event event, gfp_t gfp);
+/**
+ * cfg80211_background_cac_abort - Channel Availability Check offchan abort event
+ * @wiphy: the wiphy
+ *
+ * This function is called by the driver when a Channel Availability Check
+ * (CAC) is aborted by a offchannel dedicated chain.
+ */
+void cfg80211_background_cac_abort(struct wiphy *wiphy);
/**
* cfg80211_gtk_rekey_notify - notify userspace about driver rekeying
@@ -8250,6 +8278,18 @@ bool cfg80211_iftype_allowed(struct wiphy *wiphy, enum nl80211_iftype iftype,
bool is_4addr, u8 check_swif);
+/**
+ * cfg80211_assoc_comeback - notification of association that was
+ * temporarly rejected with a comeback
+ * @netdev: network device
+ * @bss: the bss entry with which association is in progress.
+ * @timeout: timeout interval value TUs.
+ *
+ * this function may sleep. the caller must hold the corresponding wdev's mutex.
+ */
+void cfg80211_assoc_comeback(struct net_device *netdev,
+ struct cfg80211_bss *bss, u32 timeout);
+
/* Logging, debugging and troubleshooting/diagnostic helpers. */
/* wiphy_printk helpers, similar to dev_printk */
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index dd757f0987b0..8907338d52b5 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1205,12 +1205,7 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info)
/* clear the rate counts */
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++)
info->status.rates[i].count = 0;
-
- BUILD_BUG_ON(
- offsetof(struct ieee80211_tx_info, status.ack_signal) != 20);
- memset(&info->status.ampdu_ack_len, 0,
- sizeof(struct ieee80211_tx_info) -
- offsetof(struct ieee80211_tx_info, status.ampdu_ack_len));
+ memset_after(&info->status, 0, rates);
}
@@ -3944,6 +3939,16 @@ struct ieee80211_prep_tx_info {
* twt structure.
* @twt_teardown_request: Update the hw with TWT teardown request received
* from the peer.
+ * @set_radar_background: Configure dedicated offchannel chain available for
+ * radar/CAC detection on some hw. This chain can't be used to transmit
+ * or receive frames and it is bounded to a running wdev.
+ * Background radar/CAC detection allows to avoid the CAC downtime
+ * switching to a different channel during CAC detection on the selected
+ * radar channel.
+ * The caller is expected to set chandef pointer to NULL in order to
+ * disable background CAC/radar detection.
+ * @net_fill_forward_path: Called from .ndo_fill_forward_path in order to
+ * resolve a path for hardware flow offloading
*/
struct ieee80211_ops {
void (*tx)(struct ieee80211_hw *hw,
@@ -4272,6 +4277,13 @@ struct ieee80211_ops {
struct ieee80211_twt_setup *twt);
void (*twt_teardown_request)(struct ieee80211_hw *hw,
struct ieee80211_sta *sta, u8 flowid);
+ int (*set_radar_background)(struct ieee80211_hw *hw,
+ struct cfg80211_chan_def *chandef);
+ int (*net_fill_forward_path)(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct net_device_path_ctx *ctx,
+ struct net_device_path *path);
};
/**
@@ -6064,6 +6076,18 @@ void ieee80211_radar_detected(struct ieee80211_hw *hw);
void ieee80211_chswitch_done(struct ieee80211_vif *vif, bool success);
/**
+ * ieee80211_channel_switch_disconnect - disconnect due to channel switch error
+ * @vif &struct ieee80211_vif pointer from the add_interface callback.
+ * @block_tx: if %true, do not send deauth frame.
+ *
+ * Instruct mac80211 to disconnect due to a channel switch error. The channel
+ * switch can request to block the tx and so, we need to make sure we do not send
+ * a deauth frame in this case.
+ */
+void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif,
+ bool block_tx);
+
+/**
* ieee80211_request_smps - request SM PS transition
* @vif: &struct ieee80211_vif pointer from the add_interface callback.
* @smps_mode: new SM PS mode
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 61cab81e920d..f1a9d6594df2 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -1232,6 +1232,11 @@
* &NL80211_ATTR_FILS_NONCES - for FILS Nonces
* (STA Nonce 16 bytes followed by AP Nonce 16 bytes)
*
+ * @NL80211_CMD_ASSOC_COMEBACK: notification about an association
+ * temporal rejection with comeback. The event includes %NL80211_ATTR_MAC
+ * to describe the BSSID address of the AP and %NL80211_ATTR_TIMEOUT to
+ * specify the timeout value.
+ *
* @NL80211_CMD_MAX: highest used command number
* @__NL80211_CMD_AFTER_LAST: internal use
*/
@@ -1474,6 +1479,8 @@ enum nl80211_commands {
NL80211_CMD_SET_FILS_AAD,
+ NL80211_CMD_ASSOC_COMEBACK,
+
/* add new commands above here */
/* used to define NL80211_CMD_MAX below */
@@ -2470,7 +2477,9 @@ enum nl80211_commands {
* space supports external authentication. This attribute shall be used
* with %NL80211_CMD_CONNECT and %NL80211_CMD_START_AP request. The driver
* may offload authentication processing to user space if this capability
- * is indicated in the respective requests from the user space.
+ * is indicated in the respective requests from the user space. (This flag
+ * attribute deprecated for %NL80211_CMD_START_AP, use
+ * %NL80211_ATTR_AP_SETTINGS_FLAGS)
*
* @NL80211_ATTR_NSS: Station's New/updated RX_NSS value notified using this
* u8 attribute. This is used with %NL80211_CMD_STA_OPMODE_CHANGED.
@@ -2639,6 +2648,17 @@ enum nl80211_commands {
* Mandatory parameter for the transmitting interface to enable MBSSID.
* Optional for the non-transmitting interfaces.
*
+ * @NL80211_ATTR_RADAR_BACKGROUND: Configure dedicated offchannel chain
+ * available for radar/CAC detection on some hw. This chain can't be used
+ * to transmit or receive frames and it is bounded to a running wdev.
+ * Background radar/CAC detection allows to avoid the CAC downtime
+ * switching on a different channel during CAC detection on the selected
+ * radar channel.
+ *
+ * @NL80211_ATTR_AP_SETTINGS_FLAGS: u32 attribute contains ap settings flags,
+ * enumerated in &enum nl80211_ap_settings_flags. This attribute shall be
+ * used with %NL80211_CMD_START_AP request.
+ *
* @NUM_NL80211_ATTR: total number of nl80211_attrs available
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
@@ -3145,6 +3165,10 @@ enum nl80211_attrs {
NL80211_ATTR_MBSSID_CONFIG,
NL80211_ATTR_MBSSID_ELEMS,
+ NL80211_ATTR_RADAR_BACKGROUND,
+
+ NL80211_ATTR_AP_SETTINGS_FLAGS,
+
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
@@ -3738,13 +3762,12 @@ enum nl80211_mpath_info {
* capabilities IE
* @NL80211_BAND_IFTYPE_ATTR_HE_CAP_PPE: HE PPE thresholds information as
* defined in HE capabilities IE
- * @NL80211_BAND_IFTYPE_ATTR_MAX: highest band HE capability attribute currently
- * defined
* @NL80211_BAND_IFTYPE_ATTR_HE_6GHZ_CAPA: HE 6GHz band capabilities (__le16),
* given for all 6 GHz band channels
* @NL80211_BAND_IFTYPE_ATTR_VENDOR_ELEMS: vendor element capabilities that are
* advertised on this band/for this iftype (binary)
* @__NL80211_BAND_IFTYPE_ATTR_AFTER_LAST: internal use
+ * @NL80211_BAND_IFTYPE_ATTR_MAX: highest band attribute currently defined
*/
enum nl80211_band_iftype_attr {
__NL80211_BAND_IFTYPE_ATTR_INVALID,
@@ -5555,7 +5578,7 @@ enum nl80211_iface_limit_attrs {
* => allows 8 of AP/GO that can have BI gcd >= min gcd
*
* numbers = [ #{STA} <= 2 ], channels = 2, max = 2
- * => allows two STAs on different channels
+ * => allows two STAs on the same or on different channels
*
* numbers = [ #{STA} <= 1, #{P2P-client,P2P-GO} <= 3 ], max = 4
* => allows a STA plus three P2P interfaces
@@ -5737,13 +5760,15 @@ enum nl80211_tdls_operation {
NL80211_TDLS_DISABLE_LINK,
};
-/*
+/**
* enum nl80211_ap_sme_features - device-integrated AP features
- * Reserved for future use, no bits are defined in
- * NL80211_ATTR_DEVICE_AP_SME yet.
+ * @NL80211_AP_SME_SA_QUERY_OFFLOAD: SA Query procedures offloaded to driver
+ * when user space indicates support for SA Query procedures offload during
+ * "start ap" with %NL80211_AP_SETTINGS_SA_QUERY_OFFLOAD_SUPPORT.
+ */
enum nl80211_ap_sme_features {
+ NL80211_AP_SME_SA_QUERY_OFFLOAD = 1 << 0,
};
- */
/**
* enum nl80211_feature_flags - device/driver features
@@ -6051,6 +6076,9 @@ enum nl80211_feature_flags {
* frames. Userspace has to share FILS AAD details to the driver by using
* @NL80211_CMD_SET_FILS_AAD.
*
+ * @NL80211_EXT_FEATURE_RADAR_BACKGROUND: Device supports background radar/CAC
+ * detection.
+ *
* @NUM_NL80211_EXT_FEATURES: number of extended features.
* @MAX_NL80211_EXT_FEATURES: highest extended feature index.
*/
@@ -6117,6 +6145,7 @@ enum nl80211_ext_feature_index {
NL80211_EXT_FEATURE_PROT_RANGE_NEGO_AND_MEASURE,
NL80211_EXT_FEATURE_BSS_COLOR,
NL80211_EXT_FEATURE_FILS_CRYPTO_OFFLOAD,
+ NL80211_EXT_FEATURE_RADAR_BACKGROUND,
/* add new features before the definition below */
NUM_NL80211_EXT_FEATURES,
@@ -7462,4 +7491,20 @@ enum nl80211_mbssid_config_attributes {
NL80211_MBSSID_CONFIG_ATTR_MAX = __NL80211_MBSSID_CONFIG_ATTR_LAST - 1,
};
+/**
+ * enum nl80211_ap_settings_flags - AP settings flags
+ *
+ * @NL80211_AP_SETTINGS_EXTERNAL_AUTH_SUPPORT: AP supports external
+ * authentication.
+ * @NL80211_AP_SETTINGS_SA_QUERY_OFFLOAD_SUPPORT: Userspace supports SA Query
+ * procedures offload to driver. If driver advertises
+ * %NL80211_AP_SME_SA_QUERY_OFFLOAD in AP SME features, userspace shall
+ * ignore SA Query procedures and validations when this flag is set by
+ * userspace.
+ */
+enum nl80211_ap_settings_flags {
+ NL80211_AP_SETTINGS_EXTERNAL_AUTH_SUPPORT = 1 << 0,
+ NL80211_AP_SETTINGS_SA_QUERY_OFFLOAD_SUPPORT = 1 << 1,
+};
+
#endif /* __LINUX_NL80211_H */
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index bd3d3195097f..dc3746d5cdc1 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -5,7 +5,7 @@
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2015 Intel Mobile Communications GmbH
* Copyright (C) 2015-2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*/
#include <linux/ieee80211.h>
@@ -3198,6 +3198,18 @@ void ieee80211_csa_finish(struct ieee80211_vif *vif)
}
EXPORT_SYMBOL(ieee80211_csa_finish);
+void ieee80211_channel_switch_disconnect(struct ieee80211_vif *vif, bool block_tx)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ struct ieee80211_local *local = sdata->local;
+
+ sdata->csa_block_tx = block_tx;
+ sdata_info(sdata, "channel switch failed, disconnecting\n");
+ ieee80211_queue_work(&local->hw, &ifmgd->csa_connection_drop_work);
+}
+EXPORT_SYMBOL(ieee80211_channel_switch_disconnect);
+
static int ieee80211_set_after_csa_beacon(struct ieee80211_sub_if_data *sdata,
u32 *changed)
{
@@ -4268,6 +4280,21 @@ ieee80211_color_change_bss_config_notify(struct ieee80211_sub_if_data *sdata,
changed |= BSS_CHANGED_HE_BSS_COLOR;
ieee80211_bss_info_change_notify(sdata, changed);
+
+ if (!sdata->vif.bss_conf.nontransmitted && sdata->vif.mbssid_tx_vif) {
+ struct ieee80211_sub_if_data *child;
+
+ mutex_lock(&sdata->local->iflist_mtx);
+ list_for_each_entry(child, &sdata->local->interfaces, list) {
+ if (child != sdata && child->vif.mbssid_tx_vif == &sdata->vif) {
+ child->vif.bss_conf.he_bss_color.color = color;
+ child->vif.bss_conf.he_bss_color.enabled = enable;
+ ieee80211_bss_info_change_notify(child,
+ BSS_CHANGED_HE_BSS_COLOR);
+ }
+ }
+ mutex_unlock(&sdata->local->iflist_mtx);
+ }
}
static int ieee80211_color_change_finalize(struct ieee80211_sub_if_data *sdata)
@@ -4352,6 +4379,9 @@ ieee80211_color_change(struct wiphy *wiphy, struct net_device *dev,
sdata_assert_lock(sdata);
+ if (sdata->vif.bss_conf.nontransmitted)
+ return -EINVAL;
+
mutex_lock(&local->mtx);
/* don't allow another color change if one is already active or if csa
@@ -4383,6 +4413,18 @@ out:
return err;
}
+static int
+ieee80211_set_radar_background(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef)
+{
+ struct ieee80211_local *local = wiphy_priv(wiphy);
+
+ if (!local->ops->set_radar_background)
+ return -EOPNOTSUPP;
+
+ return local->ops->set_radar_background(&local->hw, chandef);
+}
+
const struct cfg80211_ops mac80211_config_ops = {
.add_virtual_intf = ieee80211_add_iface,
.del_virtual_intf = ieee80211_del_iface,
@@ -4487,4 +4529,5 @@ const struct cfg80211_ops mac80211_config_ops = {
.reset_tid_config = ieee80211_reset_tid_config,
.set_sar_specs = ieee80211_set_sar_specs,
.color_change = ieee80211_color_change,
+ .set_radar_background = ieee80211_set_radar_background,
};
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index 481f01b0f65c..9479f2787ea7 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -936,14 +936,15 @@ static ssize_t sta_he_capa_read(struct file *file, char __user *userbuf,
PFLAG(PHY, 9, RX_FULL_BW_SU_USING_MU_WITH_NON_COMP_SIGB,
"RX-FULL-BW-SU-USING-MU-WITH-NON-COMP-SIGB");
- switch (cap[9] & IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_MASK) {
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_0US:
+ switch (u8_get_bits(cap[9],
+ IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_MASK)) {
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_0US:
PRINT("NOMINAL-PACKET-PADDING-0US");
break;
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_8US:
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_8US:
PRINT("NOMINAL-PACKET-PADDING-8US");
break;
- case IEEE80211_HE_PHY_CAP9_NOMIMAL_PKT_PADDING_16US:
+ case IEEE80211_HE_PHY_CAP9_NOMINAL_PKT_PADDING_16US:
PRINT("NOMINAL-PACKET-PADDING-16US");
break;
}
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index c336267f4599..4e2fc1a08681 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -1486,4 +1486,26 @@ static inline void drv_twt_teardown_request(struct ieee80211_local *local,
trace_drv_return_void(local);
}
+static inline int drv_net_fill_forward_path(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_sta *sta,
+ struct net_device_path_ctx *ctx,
+ struct net_device_path *path)
+{
+ int ret = -EOPNOTSUPP;
+
+ sdata = get_bss_sdata(sdata);
+ if (!check_sdata_in_driver(sdata))
+ return -EIO;
+
+ trace_drv_net_fill_forward_path(local, sdata, sta);
+ if (local->ops->net_fill_forward_path)
+ ret = local->ops->net_fill_forward_path(&local->hw,
+ &sdata->vif, sta,
+ ctx, path);
+ trace_drv_return_int(local, ret);
+
+ return ret;
+}
+
#endif /* __MAC80211_DRIVER_OPS */
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 5666bbb8860b..08c0542c93a3 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1463,7 +1463,7 @@ struct ieee80211_local {
};
static inline struct ieee80211_sub_if_data *
-IEEE80211_DEV_TO_SUB_IF(struct net_device *dev)
+IEEE80211_DEV_TO_SUB_IF(const struct net_device *dev)
{
return netdev_priv(dev);
}
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 20aa5cc31f77..41531478437c 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -789,6 +789,64 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
.ndo_get_stats64 = ieee80211_get_stats64,
};
+static int ieee80211_netdev_fill_forward_path(struct net_device_path_ctx *ctx,
+ struct net_device_path *path)
+{
+ struct ieee80211_sub_if_data *sdata;
+ struct ieee80211_local *local;
+ struct sta_info *sta;
+ int ret = -ENOENT;
+
+ sdata = IEEE80211_DEV_TO_SUB_IF(ctx->dev);
+ local = sdata->local;
+
+ if (!local->ops->net_fill_forward_path)
+ return -EOPNOTSUPP;
+
+ rcu_read_lock();
+ switch (sdata->vif.type) {
+ case NL80211_IFTYPE_AP_VLAN:
+ sta = rcu_dereference(sdata->u.vlan.sta);
+ if (sta)
+ break;
+ if (sdata->wdev.use_4addr)
+ goto out;
+ if (is_multicast_ether_addr(ctx->daddr))
+ goto out;
+ sta = sta_info_get_bss(sdata, ctx->daddr);
+ break;
+ case NL80211_IFTYPE_AP:
+ if (is_multicast_ether_addr(ctx->daddr))
+ goto out;
+ sta = sta_info_get(sdata, ctx->daddr);
+ break;
+ case NL80211_IFTYPE_STATION:
+ if (sdata->wdev.wiphy->flags & WIPHY_FLAG_SUPPORTS_TDLS) {
+ sta = sta_info_get(sdata, ctx->daddr);
+ if (sta && test_sta_flag(sta, WLAN_STA_TDLS_PEER)) {
+ if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH))
+ goto out;
+
+ break;
+ }
+ }
+
+ sta = sta_info_get(sdata, sdata->u.mgd.bssid);
+ break;
+ default:
+ goto out;
+ }
+
+ if (!sta)
+ goto out;
+
+ ret = drv_net_fill_forward_path(local, sdata, &sta->sta, ctx, path);
+out:
+ rcu_read_unlock();
+
+ return ret;
+}
+
static const struct net_device_ops ieee80211_dataif_8023_ops = {
.ndo_open = ieee80211_open,
.ndo_stop = ieee80211_stop,
@@ -798,6 +856,7 @@ static const struct net_device_ops ieee80211_dataif_8023_ops = {
.ndo_set_mac_address = ieee80211_change_mac,
.ndo_select_queue = ieee80211_netdev_select_queue,
.ndo_get_stats64 = ieee80211_get_stats64,
+ .ndo_fill_forward_path = ieee80211_netdev_fill_forward_path,
};
static bool ieee80211_iftype_supports_hdr_offload(enum nl80211_iftype iftype)
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index 45fb517591ee..5311c3cd3050 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -1131,17 +1131,14 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->scan_ies_len +=
2 + sizeof(struct ieee80211_vht_cap);
- /* HE cap element is variable in size - set len to allow max size */
/*
- * TODO: 1 is added at the end of the calculation to accommodate for
- * the temporary placing of the HE capabilities IE under EXT.
- * Remove it once it is placed in the final place.
- */
- if (supp_he)
+ * HE cap element is variable in size - set len to allow max size */
+ if (supp_he) {
local->scan_ies_len +=
- 2 + sizeof(struct ieee80211_he_cap_elem) +
+ 3 + sizeof(struct ieee80211_he_cap_elem) +
sizeof(struct ieee80211_he_mcs_nss_supp) +
- IEEE80211_HE_PPE_THRES_MAX_LEN + 1;
+ IEEE80211_HE_PPE_THRES_MAX_LEN;
+ }
if (!local->ops->hw_scan) {
/* For hw_scan, driver needs to set these up. */
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 37f7d975f3da..51f55c4ee3c6 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -164,12 +164,15 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
chandef->freq1_offset = channel->freq_offset;
if (channel->band == NL80211_BAND_6GHZ) {
- if (!ieee80211_chandef_he_6ghz_oper(sdata, he_oper, chandef))
+ if (!ieee80211_chandef_he_6ghz_oper(sdata, he_oper, chandef)) {
+ mlme_dbg(sdata,
+ "bad 6 GHz operation, disabling HT/VHT/HE\n");
ret = IEEE80211_STA_DISABLE_HT |
IEEE80211_STA_DISABLE_VHT |
IEEE80211_STA_DISABLE_HE;
- else
+ } else {
ret = 0;
+ }
vht_chandef = *chandef;
goto out;
} else if (sband->band == NL80211_BAND_S1GHZ) {
@@ -190,6 +193,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
ieee80211_apply_htcap_overrides(sdata, &sta_ht_cap);
if (!ht_oper || !sta_ht_cap.ht_supported) {
+ mlme_dbg(sdata, "HT operation missing / HT not supported\n");
ret = IEEE80211_STA_DISABLE_HT |
IEEE80211_STA_DISABLE_VHT |
IEEE80211_STA_DISABLE_HE;
@@ -223,6 +227,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
if (sta_ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
ieee80211_chandef_ht_oper(ht_oper, chandef);
} else {
+ mlme_dbg(sdata, "40 MHz not supported\n");
/* 40 MHz (and 80 MHz) must be supported for VHT */
ret = IEEE80211_STA_DISABLE_VHT;
/* also mark 40 MHz disabled */
@@ -231,6 +236,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
}
if (!vht_oper || !sband->vht_cap.vht_supported) {
+ mlme_dbg(sdata, "VHT operation missing / VHT not supported\n");
ret = IEEE80211_STA_DISABLE_VHT;
goto out;
}
@@ -253,7 +259,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
&vht_chandef)) {
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HE))
sdata_info(sdata,
- "HE AP VHT information is invalid, disable HE\n");
+ "HE AP VHT information is invalid, disabling HE\n");
ret = IEEE80211_STA_DISABLE_HE;
goto out;
}
@@ -263,7 +269,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
&vht_chandef)) {
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
- "AP VHT information is invalid, disable VHT\n");
+ "AP VHT information is invalid, disabling VHT\n");
ret = IEEE80211_STA_DISABLE_VHT;
goto out;
}
@@ -271,7 +277,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
if (!cfg80211_chandef_valid(&vht_chandef)) {
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
- "AP VHT information is invalid, disable VHT\n");
+ "AP VHT information is invalid, disabling VHT\n");
ret = IEEE80211_STA_DISABLE_VHT;
goto out;
}
@@ -284,7 +290,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
if (!cfg80211_chandef_compatible(chandef, &vht_chandef)) {
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_VHT))
sdata_info(sdata,
- "AP VHT information doesn't match HT, disable VHT\n");
+ "AP VHT information doesn't match HT, disabling VHT\n");
ret = IEEE80211_STA_DISABLE_VHT;
goto out;
}
@@ -649,10 +655,6 @@ static void ieee80211_add_he_ie(struct ieee80211_sub_if_data *sdata,
if (!he_cap || !reg_cap)
return;
- /*
- * TODO: the 1 added is because this temporarily is under the EXTENSION
- * IE. Get rid of it when it moves.
- */
he_cap_size =
2 + 1 + sizeof(he_cap->he_cap_elem) +
ieee80211_he_mcs_nss_size(&he_cap->he_cap_elem) +
@@ -3741,6 +3743,10 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
elems->timeout_int &&
elems->timeout_int->type == WLAN_TIMEOUT_ASSOC_COMEBACK) {
u32 tu, ms;
+
+ cfg80211_assoc_comeback(sdata->dev, assoc_data->bss,
+ le32_to_cpu(elems->timeout_int->value));
+
tu = le32_to_cpu(elems->timeout_int->value);
ms = tu * 1024 / 1000;
sdata_info(sdata,
@@ -5043,19 +5049,23 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
/* disable HT/VHT/HE if we don't support them */
if (!sband->ht_cap.ht_supported && !is_6ghz) {
+ mlme_dbg(sdata, "HT not supported, disabling HT/VHT/HE\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_HT;
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
}
if (!sband->vht_cap.vht_supported && is_5ghz) {
+ mlme_dbg(sdata, "VHT not supported, disabling VHT/HE\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
}
if (!ieee80211_get_he_iftype_cap(sband,
- ieee80211_vif_type_p2p(&sdata->vif)))
+ ieee80211_vif_type_p2p(&sdata->vif))) {
+ mlme_dbg(sdata, "HE not supported, disabling it\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
+ }
if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HT) && !is_6ghz) {
ht_oper = elems->ht_operation;
@@ -5079,6 +5089,8 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
}
if (!elems->vht_cap_elem) {
+ sdata_info(sdata,
+ "bad VHT capabilities, disabling VHT\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
vht_oper = NULL;
}
@@ -5126,8 +5138,10 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
break;
}
- if (!have_80mhz)
+ if (!have_80mhz) {
+ sdata_info(sdata, "80 MHz not supported, disabling VHT\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
+ }
if (sband->band == NL80211_BAND_S1GHZ) {
s1g_oper = elems->s1g_oper;
@@ -5691,12 +5705,14 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
else if (!is_6ghz)
ifmgd->flags |= IEEE80211_STA_DISABLE_HT;
vht_elem = ieee80211_bss_get_elem(req->bss, WLAN_EID_VHT_CAPABILITY);
- if (vht_elem && vht_elem->datalen >= sizeof(struct ieee80211_vht_cap))
+ if (vht_elem && vht_elem->datalen >= sizeof(struct ieee80211_vht_cap)) {
memcpy(&assoc_data->ap_vht_cap, vht_elem->data,
sizeof(struct ieee80211_vht_cap));
- else if (is_5ghz)
+ } else if (is_5ghz) {
+ sdata_info(sdata, "VHT capa missing/short, disabling VHT/HE\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT |
IEEE80211_STA_DISABLE_HE;
+ }
rcu_read_unlock();
if (WARN((sdata->vif.driver_flags & IEEE80211_VIF_SUPPORTS_UAPSD) &&
@@ -5770,16 +5786,21 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
}
if (req->flags & ASSOC_REQ_DISABLE_HT) {
+ mlme_dbg(sdata, "HT disabled by flag, disabling HT/VHT/HE\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_HT;
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
}
- if (req->flags & ASSOC_REQ_DISABLE_VHT)
+ if (req->flags & ASSOC_REQ_DISABLE_VHT) {
+ mlme_dbg(sdata, "VHT disabled by flag, disabling VHT\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
+ }
- if (req->flags & ASSOC_REQ_DISABLE_HE)
+ if (req->flags & ASSOC_REQ_DISABLE_HE) {
+ mlme_dbg(sdata, "HE disabled by flag, disabling VHT\n");
ifmgd->flags |= IEEE80211_STA_DISABLE_HE;
+ }
err = ieee80211_prep_connection(sdata, req->bss, true, override);
if (err)
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 72b44d4c42d0..9c3b7fc377c1 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -18,8 +18,6 @@
#define AVG_AMPDU_SIZE 16
#define AVG_PKT_SIZE 1200
-#define SAMPLE_SWITCH_THR 100
-
/* Number of bits for an average sized packet */
#define MCS_NBITS ((AVG_PKT_SIZE * AVG_AMPDU_SIZE) << 3)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 0544563ede52..fec82f7c2fa6 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -465,7 +465,12 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
unsigned int stbc;
rthdr->it_present |= cpu_to_le32(BIT(IEEE80211_RADIOTAP_MCS));
- *pos++ = local->hw.radiotap_mcs_details;
+ *pos = local->hw.radiotap_mcs_details;
+ if (status->enc_flags & RX_ENC_FLAG_HT_GF)
+ *pos |= IEEE80211_RADIOTAP_MCS_HAVE_FMT;
+ if (status->enc_flags & RX_ENC_FLAG_LDPC)
+ *pos |= IEEE80211_RADIOTAP_MCS_HAVE_FEC;
+ pos++;
*pos = 0;
if (status->enc_flags & RX_ENC_FLAG_SHORT_GI)
*pos |= IEEE80211_RADIOTAP_MCS_SGI;
diff --git a/net/mac80211/trace.h b/net/mac80211/trace.h
index 9e8381bef7ed..d91498f77796 100644
--- a/net/mac80211/trace.h
+++ b/net/mac80211/trace.h
@@ -2892,6 +2892,13 @@ TRACE_EVENT(drv_twt_teardown_request,
)
);
+DEFINE_EVENT(sta_event, drv_net_fill_forward_path,
+ TP_PROTO(struct ieee80211_local *local,
+ struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_sta *sta),
+ TP_ARGS(local, sdata, sta)
+);
+
#endif /* !__MAC80211_DRIVER_TRACE || TRACE_HEADER_MULTI_READ */
#undef TRACE_INCLUDE_PATH
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 86a54df3aabd..6d054fed062f 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -3821,7 +3821,7 @@ struct ieee80211_txq *ieee80211_next_txq(struct ieee80211_hw *hw, u8 ac)
{
struct ieee80211_local *local = hw_to_local(hw);
struct airtime_sched_info *air_sched;
- u64 now = ktime_get_boottime_ns();
+ u64 now = ktime_get_coarse_boottime_ns();
struct ieee80211_txq *ret = NULL;
struct airtime_info *air_info;
struct txq_info *txqi = NULL;
@@ -3948,7 +3948,7 @@ void ieee80211_update_airtime_weight(struct ieee80211_local *local,
u64 weight_sum = 0;
if (unlikely(!now))
- now = ktime_get_boottime_ns();
+ now = ktime_get_coarse_boottime_ns();
lockdep_assert_held(&air_sched->lock);
@@ -3974,7 +3974,7 @@ void ieee80211_schedule_txq(struct ieee80211_hw *hw,
struct ieee80211_local *local = hw_to_local(hw);
struct txq_info *txqi = to_txq_info(txq);
struct airtime_sched_info *air_sched;
- u64 now = ktime_get_boottime_ns();
+ u64 now = ktime_get_coarse_boottime_ns();
struct airtime_info *air_info;
u8 ac = txq->ac;
bool was_active;
@@ -4032,7 +4032,7 @@ static void __ieee80211_unschedule_txq(struct ieee80211_hw *hw,
if (!purge)
airtime_set_active(air_sched, air_info,
- ktime_get_boottime_ns());
+ ktime_get_coarse_boottime_ns());
rb_erase_cached(&txqi->schedule_order,
&air_sched->active_txqs);
@@ -4120,7 +4120,7 @@ bool ieee80211_txq_may_transmit(struct ieee80211_hw *hw,
if (RB_EMPTY_NODE(&txqi->schedule_order))
goto out;
- now = ktime_get_boottime_ns();
+ now = ktime_get_coarse_boottime_ns();
/* Like in ieee80211_next_txq(), make sure the first station in the
* scheduling order is eligible for transmission to avoid starvation.
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 4eed23e27610..7ed0d268aff2 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -449,7 +449,6 @@ static int ccmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb,
(info->control.hw_key->flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE))
return 0;
- hdr = (struct ieee80211_hdr *) pos;
pos += hdrlen;
pn64 = atomic64_inc_return(&key->conf.tx_pn);
@@ -686,7 +685,6 @@ static int gcmp_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
(info->control.hw_key->flags & IEEE80211_KEY_FLAG_PUT_IV_SPACE))
return 0;
- hdr = (struct ieee80211_hdr *)pos;
pos += hdrlen;
pn64 = atomic64_inc_return(&key->conf.tx_pn);
@@ -881,8 +879,6 @@ ieee80211_crypto_cs_decrypt(struct ieee80211_rx_data *rx)
if (skb_linearize(rx->skb))
return RX_DROP_UNUSABLE;
- hdr = (struct ieee80211_hdr *)rx->skb->data;
-
rx_pn = key->u.gen.rx_pn[qos_tid];
skb_pn = rx->skb->data + hdrlen + cs->pn_off;
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index ac15a944573f..5b1927d66f0d 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -946,6 +946,18 @@ bool rfkill_blocked(struct rfkill *rfkill)
}
EXPORT_SYMBOL(rfkill_blocked);
+bool rfkill_soft_blocked(struct rfkill *rfkill)
+{
+ unsigned long flags;
+ u32 state;
+
+ spin_lock_irqsave(&rfkill->lock, flags);
+ state = rfkill->state;
+ spin_unlock_irqrestore(&rfkill->lock, flags);
+
+ return !!(state & RFKILL_BLOCK_SW);
+}
+EXPORT_SYMBOL(rfkill_soft_blocked);
struct rfkill * __must_check rfkill_alloc(const char *name,
struct device *parent,
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 869c43d4414c..eb822052d344 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -245,19 +245,7 @@ bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef)
oper_freq - MHZ_TO_KHZ(oper_width) / 2)
return false;
break;
- case NL80211_CHAN_WIDTH_40:
- if (chandef->center_freq1 != control_freq + 10 &&
- chandef->center_freq1 != control_freq - 10)
- return false;
- if (chandef->center_freq2)
- return false;
- break;
case NL80211_CHAN_WIDTH_80P80:
- if (chandef->center_freq1 != control_freq + 30 &&
- chandef->center_freq1 != control_freq + 10 &&
- chandef->center_freq1 != control_freq - 10 &&
- chandef->center_freq1 != control_freq - 30)
- return false;
if (!chandef->center_freq2)
return false;
/* adjacent is not allowed -- that's a 160 MHz channel */
@@ -265,28 +253,42 @@ bool cfg80211_chandef_valid(const struct cfg80211_chan_def *chandef)
chandef->center_freq2 - chandef->center_freq1 == 80)
return false;
break;
- case NL80211_CHAN_WIDTH_80:
- if (chandef->center_freq1 != control_freq + 30 &&
- chandef->center_freq1 != control_freq + 10 &&
- chandef->center_freq1 != control_freq - 10 &&
- chandef->center_freq1 != control_freq - 30)
- return false;
+ default:
if (chandef->center_freq2)
return false;
break;
- case NL80211_CHAN_WIDTH_160:
- if (chandef->center_freq1 != control_freq + 70 &&
- chandef->center_freq1 != control_freq + 50 &&
- chandef->center_freq1 != control_freq + 30 &&
- chandef->center_freq1 != control_freq + 10 &&
- chandef->center_freq1 != control_freq - 10 &&
- chandef->center_freq1 != control_freq - 30 &&
- chandef->center_freq1 != control_freq - 50 &&
- chandef->center_freq1 != control_freq - 70)
- return false;
- if (chandef->center_freq2)
- return false;
+ }
+
+ switch (chandef->width) {
+ case NL80211_CHAN_WIDTH_5:
+ case NL80211_CHAN_WIDTH_10:
+ case NL80211_CHAN_WIDTH_20:
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ case NL80211_CHAN_WIDTH_1:
+ case NL80211_CHAN_WIDTH_2:
+ case NL80211_CHAN_WIDTH_4:
+ case NL80211_CHAN_WIDTH_8:
+ case NL80211_CHAN_WIDTH_16:
+ /* all checked above */
break;
+ case NL80211_CHAN_WIDTH_160:
+ if (chandef->center_freq1 == control_freq + 70 ||
+ chandef->center_freq1 == control_freq + 50 ||
+ chandef->center_freq1 == control_freq - 50 ||
+ chandef->center_freq1 == control_freq - 70)
+ break;
+ fallthrough;
+ case NL80211_CHAN_WIDTH_80P80:
+ case NL80211_CHAN_WIDTH_80:
+ if (chandef->center_freq1 == control_freq + 30 ||
+ chandef->center_freq1 == control_freq - 30)
+ break;
+ fallthrough;
+ case NL80211_CHAN_WIDTH_40:
+ if (chandef->center_freq1 == control_freq + 10 ||
+ chandef->center_freq1 == control_freq - 10)
+ break;
+ fallthrough;
default:
return false;
}
@@ -712,6 +714,19 @@ static bool cfg80211_is_wiphy_oper_chan(struct wiphy *wiphy,
return false;
}
+static bool
+cfg80211_offchan_chain_is_active(struct cfg80211_registered_device *rdev,
+ struct ieee80211_channel *channel)
+{
+ if (!rdev->background_radar_wdev)
+ return false;
+
+ if (!cfg80211_chandef_valid(&rdev->background_radar_chandef))
+ return false;
+
+ return cfg80211_is_sub_chan(&rdev->background_radar_chandef, channel);
+}
+
bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy,
struct ieee80211_channel *chan)
{
@@ -728,6 +743,9 @@ bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy,
if (cfg80211_is_wiphy_oper_chan(&rdev->wiphy, chan))
return true;
+
+ if (cfg80211_offchan_chain_is_active(rdev, chan))
+ return true;
}
return false;
diff --git a/net/wireless/core.c b/net/wireless/core.c
index eb297e1015e0..3a54c8e6b6c6 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -545,6 +545,10 @@ use_default_name:
INIT_WORK(&rdev->rfkill_block, cfg80211_rfkill_block_work);
INIT_WORK(&rdev->conn_work, cfg80211_conn_work);
INIT_WORK(&rdev->event_work, cfg80211_event_work);
+ INIT_WORK(&rdev->background_cac_abort_wk,
+ cfg80211_background_cac_abort_wk);
+ INIT_DELAYED_WORK(&rdev->background_cac_done_wk,
+ cfg80211_background_cac_done_wk);
init_waitqueue_head(&rdev->dev_wait);
@@ -733,6 +737,7 @@ int wiphy_register(struct wiphy *wiphy)
if (wiphy->interface_modes & ~(BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_P2P_CLIENT) |
BIT(NL80211_IFTYPE_AP) |
+ BIT(NL80211_IFTYPE_MESH_POINT) |
BIT(NL80211_IFTYPE_P2P_GO) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_P2P_DEVICE) |
@@ -1054,11 +1059,13 @@ void wiphy_unregister(struct wiphy *wiphy)
cancel_work_sync(&rdev->conn_work);
flush_work(&rdev->event_work);
cancel_delayed_work_sync(&rdev->dfs_update_channels_wk);
+ cancel_delayed_work_sync(&rdev->background_cac_done_wk);
flush_work(&rdev->destroy_work);
flush_work(&rdev->sched_scan_stop_wk);
flush_work(&rdev->propagate_radar_detect_wk);
flush_work(&rdev->propagate_cac_done_wk);
flush_work(&rdev->mgmt_registrations_update_wk);
+ flush_work(&rdev->background_cac_abort_wk);
#ifdef CONFIG_PM
if (rdev->wiphy.wowlan_config && rdev->ops->set_wakeup)
@@ -1207,6 +1214,8 @@ void __cfg80211_leave(struct cfg80211_registered_device *rdev,
cfg80211_pmsr_wdev_down(wdev);
+ cfg80211_stop_background_radar_detection(wdev);
+
switch (wdev->iftype) {
case NL80211_IFTYPE_ADHOC:
__cfg80211_leave_ibss(rdev, dev, true);
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 1720abf36f92..3a7dbd63d8c6 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -84,6 +84,11 @@ struct cfg80211_registered_device {
struct delayed_work dfs_update_channels_wk;
+ struct wireless_dev *background_radar_wdev;
+ struct cfg80211_chan_def background_radar_chandef;
+ struct delayed_work background_cac_done_wk;
+ struct work_struct background_cac_abort_wk;
+
/* netlink port which started critical protocol (0 means not started) */
u32 crit_proto_nlportid;
@@ -491,6 +496,17 @@ cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy,
void cfg80211_sched_dfs_chan_update(struct cfg80211_registered_device *rdev);
+int
+cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev,
+ struct cfg80211_chan_def *chandef);
+
+void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev);
+
+void cfg80211_background_cac_done_wk(struct work_struct *work);
+
+void cfg80211_background_cac_abort_wk(struct work_struct *work);
+
bool cfg80211_any_wiphy_oper_chan(struct wiphy *wiphy,
struct ieee80211_channel *chan);
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 783acd2c4211..c8155a483ec2 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -905,13 +905,13 @@ void cfg80211_dfs_channels_update_work(struct work_struct *work)
}
-void cfg80211_radar_event(struct wiphy *wiphy,
- struct cfg80211_chan_def *chandef,
- gfp_t gfp)
+void __cfg80211_radar_event(struct wiphy *wiphy,
+ struct cfg80211_chan_def *chandef,
+ bool offchan, gfp_t gfp)
{
struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
- trace_cfg80211_radar_event(wiphy, chandef);
+ trace_cfg80211_radar_event(wiphy, chandef, offchan);
/* only set the chandef supplied channel to unavailable, in
* case the radar is detected on only one of multiple channels
@@ -919,6 +919,9 @@ void cfg80211_radar_event(struct wiphy *wiphy,
*/
cfg80211_set_dfs_state(wiphy, chandef, NL80211_DFS_UNAVAILABLE);
+ if (offchan)
+ queue_work(cfg80211_wq, &rdev->background_cac_abort_wk);
+
cfg80211_sched_dfs_chan_update(rdev);
nl80211_radar_notify(rdev, chandef, NL80211_RADAR_DETECTED, NULL, gfp);
@@ -926,7 +929,7 @@ void cfg80211_radar_event(struct wiphy *wiphy,
memcpy(&rdev->radar_chandef, chandef, sizeof(struct cfg80211_chan_def));
queue_work(cfg80211_wq, &rdev->propagate_radar_detect_wk);
}
-EXPORT_SYMBOL(cfg80211_radar_event);
+EXPORT_SYMBOL(__cfg80211_radar_event);
void cfg80211_cac_event(struct net_device *netdev,
const struct cfg80211_chan_def *chandef,
@@ -970,3 +973,143 @@ void cfg80211_cac_event(struct net_device *netdev,
nl80211_radar_notify(rdev, chandef, event, netdev, gfp);
}
EXPORT_SYMBOL(cfg80211_cac_event);
+
+static void
+__cfg80211_background_cac_event(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev,
+ const struct cfg80211_chan_def *chandef,
+ enum nl80211_radar_event event)
+{
+ struct wiphy *wiphy = &rdev->wiphy;
+ struct net_device *netdev;
+
+ lockdep_assert_wiphy(&rdev->wiphy);
+
+ if (!cfg80211_chandef_valid(chandef))
+ return;
+
+ if (!rdev->background_radar_wdev)
+ return;
+
+ switch (event) {
+ case NL80211_RADAR_CAC_FINISHED:
+ cfg80211_set_dfs_state(wiphy, chandef, NL80211_DFS_AVAILABLE);
+ memcpy(&rdev->cac_done_chandef, chandef, sizeof(*chandef));
+ queue_work(cfg80211_wq, &rdev->propagate_cac_done_wk);
+ cfg80211_sched_dfs_chan_update(rdev);
+ wdev = rdev->background_radar_wdev;
+ break;
+ case NL80211_RADAR_CAC_ABORTED:
+ if (!cancel_delayed_work(&rdev->background_cac_done_wk))
+ return;
+ wdev = rdev->background_radar_wdev;
+ break;
+ case NL80211_RADAR_CAC_STARTED:
+ break;
+ default:
+ return;
+ }
+
+ netdev = wdev ? wdev->netdev : NULL;
+ nl80211_radar_notify(rdev, chandef, event, netdev, GFP_KERNEL);
+}
+
+static void
+cfg80211_background_cac_event(struct cfg80211_registered_device *rdev,
+ const struct cfg80211_chan_def *chandef,
+ enum nl80211_radar_event event)
+{
+ wiphy_lock(&rdev->wiphy);
+ __cfg80211_background_cac_event(rdev, rdev->background_radar_wdev,
+ chandef, event);
+ wiphy_unlock(&rdev->wiphy);
+}
+
+void cfg80211_background_cac_done_wk(struct work_struct *work)
+{
+ struct delayed_work *delayed_work = to_delayed_work(work);
+ struct cfg80211_registered_device *rdev;
+
+ rdev = container_of(delayed_work, struct cfg80211_registered_device,
+ background_cac_done_wk);
+ cfg80211_background_cac_event(rdev, &rdev->background_radar_chandef,
+ NL80211_RADAR_CAC_FINISHED);
+}
+
+void cfg80211_background_cac_abort_wk(struct work_struct *work)
+{
+ struct cfg80211_registered_device *rdev;
+
+ rdev = container_of(work, struct cfg80211_registered_device,
+ background_cac_abort_wk);
+ cfg80211_background_cac_event(rdev, &rdev->background_radar_chandef,
+ NL80211_RADAR_CAC_ABORTED);
+}
+
+void cfg80211_background_cac_abort(struct wiphy *wiphy)
+{
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+
+ queue_work(cfg80211_wq, &rdev->background_cac_abort_wk);
+}
+EXPORT_SYMBOL(cfg80211_background_cac_abort);
+
+int
+cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev,
+ struct cfg80211_chan_def *chandef)
+{
+ unsigned int cac_time_ms;
+ int err;
+
+ lockdep_assert_wiphy(&rdev->wiphy);
+
+ if (!wiphy_ext_feature_isset(&rdev->wiphy,
+ NL80211_EXT_FEATURE_RADAR_BACKGROUND))
+ return -EOPNOTSUPP;
+
+ /* Offchannel chain already locked by another wdev */
+ if (rdev->background_radar_wdev && rdev->background_radar_wdev != wdev)
+ return -EBUSY;
+
+ /* CAC already in progress on the offchannel chain */
+ if (rdev->background_radar_wdev == wdev &&
+ delayed_work_pending(&rdev->background_cac_done_wk))
+ return -EBUSY;
+
+ err = rdev_set_radar_background(rdev, chandef);
+ if (err)
+ return err;
+
+ cac_time_ms = cfg80211_chandef_dfs_cac_time(&rdev->wiphy, chandef);
+ if (!cac_time_ms)
+ cac_time_ms = IEEE80211_DFS_MIN_CAC_TIME_MS;
+
+ rdev->background_radar_chandef = *chandef;
+ rdev->background_radar_wdev = wdev; /* Get offchain ownership */
+
+ __cfg80211_background_cac_event(rdev, wdev, chandef,
+ NL80211_RADAR_CAC_STARTED);
+ queue_delayed_work(cfg80211_wq, &rdev->background_cac_done_wk,
+ msecs_to_jiffies(cac_time_ms));
+
+ return 0;
+}
+
+void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev)
+{
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+
+ lockdep_assert_wiphy(wiphy);
+
+ if (wdev != rdev->background_radar_wdev)
+ return;
+
+ rdev_set_radar_background(rdev, NULL);
+ rdev->background_radar_wdev = NULL; /* Release offchain ownership */
+
+ __cfg80211_background_cac_event(rdev, wdev,
+ &rdev->background_radar_chandef,
+ NL80211_RADAR_CAC_ABORTED);
+}
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a27b3b5fa210..578bff9c378b 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -776,6 +776,8 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_MBSSID_CONFIG] =
NLA_POLICY_NESTED(nl80211_mbssid_config_policy),
[NL80211_ATTR_MBSSID_ELEMS] = { .type = NLA_NESTED },
+ [NL80211_ATTR_RADAR_BACKGROUND] = { .type = NLA_FLAG },
+ [NL80211_ATTR_AP_SETTINGS_FLAGS] = { .type = NLA_U32 },
};
/* policy for the key attributes */
@@ -3669,14 +3671,16 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_ADHOC: {
- const u8 *ssid_ie;
+ const struct element *ssid_elem;
+
if (!wdev->current_bss)
break;
rcu_read_lock();
- ssid_ie = ieee80211_bss_get_ie(&wdev->current_bss->pub,
- WLAN_EID_SSID);
- if (ssid_ie &&
- nla_put(msg, NL80211_ATTR_SSID, ssid_ie[1], ssid_ie + 2))
+ ssid_elem = ieee80211_bss_get_elem(&wdev->current_bss->pub,
+ WLAN_EID_SSID);
+ if (ssid_elem &&
+ nla_put(msg, NL80211_ATTR_SSID, ssid_elem->datalen,
+ ssid_elem->data))
goto nla_put_failure_rcu_locked;
rcu_read_unlock();
break;
@@ -5711,8 +5715,11 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
nl80211_calculate_ap_params(params);
- if (info->attrs[NL80211_ATTR_EXTERNAL_AUTH_SUPPORT])
- params->flags |= AP_SETTINGS_EXTERNAL_AUTH_SUPPORT;
+ if (info->attrs[NL80211_ATTR_AP_SETTINGS_FLAGS])
+ params->flags = nla_get_u32(
+ info->attrs[NL80211_ATTR_AP_SETTINGS_FLAGS]);
+ else if (info->attrs[NL80211_ATTR_EXTERNAL_AUTH_SUPPORT])
+ params->flags |= NL80211_AP_SETTINGS_EXTERNAL_AUTH_SUPPORT;
wdev_lock(wdev);
err = rdev_start_ap(rdev, dev, params);
@@ -9274,38 +9281,60 @@ static int nl80211_start_radar_detection(struct sk_buff *skb,
struct cfg80211_chan_def chandef;
enum nl80211_dfs_regions dfs_region;
unsigned int cac_time_ms;
- int err;
+ int err = -EINVAL;
+
+ flush_delayed_work(&rdev->dfs_update_channels_wk);
+
+ wiphy_lock(wiphy);
dfs_region = reg_get_dfs_region(wiphy);
if (dfs_region == NL80211_DFS_UNSET)
- return -EINVAL;
+ goto unlock;
err = nl80211_parse_chandef(rdev, info, &chandef);
if (err)
- return err;
-
- if (netif_carrier_ok(dev))
- return -EBUSY;
-
- if (wdev->cac_started)
- return -EBUSY;
+ goto unlock;
err = cfg80211_chandef_dfs_required(wiphy, &chandef, wdev->iftype);
if (err < 0)
- return err;
+ goto unlock;
- if (err == 0)
- return -EINVAL;
+ if (err == 0) {
+ err = -EINVAL;
+ goto unlock;
+ }
- if (!cfg80211_chandef_dfs_usable(wiphy, &chandef))
- return -EINVAL;
+ if (!cfg80211_chandef_dfs_usable(wiphy, &chandef)) {
+ err = -EINVAL;
+ goto unlock;
+ }
+
+ if (nla_get_flag(info->attrs[NL80211_ATTR_RADAR_BACKGROUND])) {
+ err = cfg80211_start_background_radar_detection(rdev, wdev,
+ &chandef);
+ goto unlock;
+ }
+
+ if (netif_carrier_ok(dev)) {
+ err = -EBUSY;
+ goto unlock;
+ }
+
+ if (wdev->cac_started) {
+ err = -EBUSY;
+ goto unlock;
+ }
/* CAC start is offloaded to HW and can't be started manually */
- if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD))
- return -EOPNOTSUPP;
+ if (wiphy_ext_feature_isset(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD)) {
+ err = -EOPNOTSUPP;
+ goto unlock;
+ }
- if (!rdev->ops->start_radar_detection)
- return -EOPNOTSUPP;
+ if (!rdev->ops->start_radar_detection) {
+ err = -EOPNOTSUPP;
+ goto unlock;
+ }
cac_time_ms = cfg80211_chandef_dfs_cac_time(&rdev->wiphy, &chandef);
if (WARN_ON(!cac_time_ms))
@@ -9318,6 +9347,9 @@ static int nl80211_start_radar_detection(struct sk_buff *skb,
wdev->cac_start_time = jiffies;
wdev->cac_time_ms = cac_time_ms;
}
+unlock:
+ wiphy_unlock(wiphy);
+
return err;
}
@@ -15954,7 +15986,8 @@ static const struct genl_small_ops nl80211_small_ops[] = {
.validate = GENL_DONT_VALIDATE_STRICT | GENL_DONT_VALIDATE_DUMP,
.doit = nl80211_start_radar_detection,
.flags = GENL_UNS_ADMIN_PERM,
- .internal_flags = NL80211_FLAG_NEED_NETDEV_UP,
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
+ NL80211_FLAG_NO_WIPHY_MTX,
},
{
.cmd = NL80211_CMD_GET_PROTOCOL_FEATURES,
@@ -17035,6 +17068,44 @@ static void nl80211_send_remain_on_chan_event(
nlmsg_free(msg);
}
+void cfg80211_assoc_comeback(struct net_device *netdev,
+ struct cfg80211_bss *bss, u32 timeout)
+{
+ struct wireless_dev *wdev = netdev->ieee80211_ptr;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+ struct sk_buff *msg;
+ void *hdr;
+
+ trace_cfg80211_assoc_comeback(wdev, bss->bssid, timeout);
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return;
+
+ hdr = nl80211hdr_put(msg, 0, 0, 0, NL80211_CMD_ASSOC_COMEBACK);
+ if (!hdr) {
+ nlmsg_free(msg);
+ return;
+ }
+
+ if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
+ nla_put_u32(msg, NL80211_ATTR_IFINDEX, netdev->ifindex) ||
+ nla_put(msg, NL80211_ATTR_MAC, ETH_ALEN, bss->bssid) ||
+ nla_put_u32(msg, NL80211_ATTR_TIMEOUT, timeout))
+ goto nla_put_failure;
+
+ genlmsg_end(msg, hdr);
+
+ genlmsg_multicast_netns(&nl80211_fam, wiphy_net(&rdev->wiphy), msg, 0,
+ NL80211_MCGRP_MLME, GFP_KERNEL);
+ return;
+
+ nla_put_failure:
+ nlmsg_free(msg);
+}
+EXPORT_SYMBOL(cfg80211_assoc_comeback);
+
void cfg80211_ready_on_channel(struct wireless_dev *wdev, u64 cookie,
struct ieee80211_channel *chan,
unsigned int duration, gfp_t gfp)
diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h
index cc1efec4b27b..439bcf52369c 100644
--- a/net/wireless/rdev-ops.h
+++ b/net/wireless/rdev-ops.h
@@ -1395,4 +1395,21 @@ rdev_set_fils_aad(struct cfg80211_registered_device *rdev,
return ret;
}
+static inline int
+rdev_set_radar_background(struct cfg80211_registered_device *rdev,
+ struct cfg80211_chan_def *chandef)
+{
+ struct wiphy *wiphy = &rdev->wiphy;
+ int ret;
+
+ if (!rdev->ops->set_radar_background)
+ return -EOPNOTSUPP;
+
+ trace_rdev_set_radar_background(wiphy, chandef);
+ ret = rdev->ops->set_radar_background(wiphy, chandef);
+ trace_rdev_return_int(wiphy, ret);
+
+ return ret;
+}
+
#endif /* __CFG80211_RDEV_OPS */
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index f8f01a3e020b..ec25924a1c26 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -2371,6 +2371,7 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev)
switch (iftype) {
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
+ case NL80211_IFTYPE_MESH_POINT:
if (!wdev->beacon_interval)
goto wdev_inactive_unlock;
chandef = wdev->chandef;
@@ -2409,6 +2410,7 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev)
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_MESH_POINT:
wiphy_lock(wiphy);
ret = cfg80211_reg_can_beacon_relax(wiphy, &chandef, iftype);
wiphy_unlock(wiphy);
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 22e92be61938..b888522f133b 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -406,22 +406,20 @@ static int
cfg80211_add_nontrans_list(struct cfg80211_bss *trans_bss,
struct cfg80211_bss *nontrans_bss)
{
- const u8 *ssid;
- size_t ssid_len;
+ const struct element *ssid_elem;
struct cfg80211_bss *bss = NULL;
rcu_read_lock();
- ssid = ieee80211_bss_get_ie(nontrans_bss, WLAN_EID_SSID);
- if (!ssid) {
+ ssid_elem = ieee80211_bss_get_elem(nontrans_bss, WLAN_EID_SSID);
+ if (!ssid_elem) {
rcu_read_unlock();
return -EINVAL;
}
- ssid_len = ssid[1];
- ssid = ssid + 2;
/* check if nontrans_bss is in the list */
list_for_each_entry(bss, &trans_bss->nontrans_list, nontrans_list) {
- if (is_bss(bss, nontrans_bss->bssid, ssid, ssid_len)) {
+ if (is_bss(bss, nontrans_bss->bssid, ssid_elem->data,
+ ssid_elem->datalen)) {
rcu_read_unlock();
return 0;
}
@@ -1795,33 +1793,52 @@ cfg80211_bss_update(struct cfg80211_registered_device *rdev,
}
int cfg80211_get_ies_channel_number(const u8 *ie, size_t ielen,
- enum nl80211_band band)
+ enum nl80211_band band,
+ enum cfg80211_bss_frame_type ftype)
{
- const u8 *tmp;
- int channel_number = -1;
+ const struct element *tmp;
+
+ if (band == NL80211_BAND_6GHZ) {
+ struct ieee80211_he_operation *he_oper;
- if (band == NL80211_BAND_S1GHZ) {
- tmp = cfg80211_find_ie(WLAN_EID_S1G_OPERATION, ie, ielen);
- if (tmp && tmp[1] >= sizeof(struct ieee80211_s1g_oper_ie)) {
- struct ieee80211_s1g_oper_ie *s1gop = (void *)(tmp + 2);
+ tmp = cfg80211_find_ext_elem(WLAN_EID_EXT_HE_OPERATION, ie,
+ ielen);
+ if (tmp && tmp->datalen >= sizeof(*he_oper) &&
+ tmp->datalen >= ieee80211_he_oper_size(&tmp->data[1])) {
+ const struct ieee80211_he_6ghz_oper *he_6ghz_oper;
+
+ he_oper = (void *)&tmp->data[1];
+
+ he_6ghz_oper = ieee80211_he_6ghz_oper(he_oper);
+ if (!he_6ghz_oper)
+ return -1;
- channel_number = s1gop->primary_ch;
+ if (ftype != CFG80211_BSS_FTYPE_BEACON ||
+ he_6ghz_oper->control & IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON)
+ return he_6ghz_oper->primary;
+ }
+ } else if (band == NL80211_BAND_S1GHZ) {
+ tmp = cfg80211_find_elem(WLAN_EID_S1G_OPERATION, ie, ielen);
+ if (tmp && tmp->datalen >= sizeof(struct ieee80211_s1g_oper_ie)) {
+ struct ieee80211_s1g_oper_ie *s1gop = (void *)tmp->data;
+
+ return s1gop->primary_ch;
}
} else {
- tmp = cfg80211_find_ie(WLAN_EID_DS_PARAMS, ie, ielen);
- if (tmp && tmp[1] == 1) {
- channel_number = tmp[2];
- } else {
- tmp = cfg80211_find_ie(WLAN_EID_HT_OPERATION, ie, ielen);
- if (tmp && tmp[1] >= sizeof(struct ieee80211_ht_operation)) {
- struct ieee80211_ht_operation *htop = (void *)(tmp + 2);
+ tmp = cfg80211_find_elem(WLAN_EID_DS_PARAMS, ie, ielen);
+ if (tmp && tmp->datalen == 1)
+ return tmp->data[0];
- channel_number = htop->primary_chan;
- }
+ tmp = cfg80211_find_elem(WLAN_EID_HT_OPERATION, ie, ielen);
+ if (tmp &&
+ tmp->datalen >= sizeof(struct ieee80211_ht_operation)) {
+ struct ieee80211_ht_operation *htop = (void *)tmp->data;
+
+ return htop->primary_chan;
}
}
- return channel_number;
+ return -1;
}
EXPORT_SYMBOL(cfg80211_get_ies_channel_number);
@@ -1831,18 +1848,20 @@ EXPORT_SYMBOL(cfg80211_get_ies_channel_number);
* from neighboring channels and the Beacon frames use the DSSS Parameter Set
* element to indicate the current (transmitting) channel, but this might also
* be needed on other bands if RX frequency does not match with the actual
- * operating channel of a BSS.
+ * operating channel of a BSS, or if the AP reports a different primary channel.
*/
static struct ieee80211_channel *
cfg80211_get_bss_channel(struct wiphy *wiphy, const u8 *ie, size_t ielen,
struct ieee80211_channel *channel,
- enum nl80211_bss_scan_width scan_width)
+ enum nl80211_bss_scan_width scan_width,
+ enum cfg80211_bss_frame_type ftype)
{
u32 freq;
int channel_number;
struct ieee80211_channel *alt_channel;
- channel_number = cfg80211_get_ies_channel_number(ie, ielen, channel->band);
+ channel_number = cfg80211_get_ies_channel_number(ie, ielen,
+ channel->band, ftype);
if (channel_number < 0) {
/* No channel information in frame payload */
@@ -1850,6 +1869,16 @@ cfg80211_get_bss_channel(struct wiphy *wiphy, const u8 *ie, size_t ielen,
}
freq = ieee80211_channel_to_freq_khz(channel_number, channel->band);
+
+ /*
+ * In 6GHz, duplicated beacon indication is relevant for
+ * beacons only.
+ */
+ if (channel->band == NL80211_BAND_6GHZ &&
+ (freq == channel->center_freq ||
+ abs(freq - channel->center_freq) > 80))
+ return channel;
+
alt_channel = ieee80211_get_channel_khz(wiphy, freq);
if (!alt_channel) {
if (channel->band == NL80211_BAND_2GHZ) {
@@ -1911,7 +1940,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy,
return NULL;
channel = cfg80211_get_bss_channel(wiphy, ie, ielen, data->chan,
- data->scan_width);
+ data->scan_width, ftype);
if (!channel)
return NULL;
@@ -2234,7 +2263,8 @@ cfg80211_update_notlisted_nontrans(struct wiphy *wiphy,
struct ieee80211_mgmt *mgmt, size_t len)
{
u8 *ie, *new_ie, *pos;
- const u8 *nontrans_ssid, *trans_ssid, *mbssid;
+ const struct element *nontrans_ssid;
+ const u8 *trans_ssid, *mbssid;
size_t ielen = len - offsetof(struct ieee80211_mgmt,
u.probe_resp.variable);
size_t new_ie_len;
@@ -2261,11 +2291,11 @@ cfg80211_update_notlisted_nontrans(struct wiphy *wiphy,
return;
new_ie_len -= mbssid[1];
- nontrans_ssid = ieee80211_bss_get_ie(nontrans_bss, WLAN_EID_SSID);
+ nontrans_ssid = ieee80211_bss_get_elem(nontrans_bss, WLAN_EID_SSID);
if (!nontrans_ssid)
return;
- new_ie_len += nontrans_ssid[1];
+ new_ie_len += nontrans_ssid->datalen;
/* generate new ie for nontrans BSS
* 1. replace SSID with nontrans BSS' SSID
@@ -2282,7 +2312,7 @@ cfg80211_update_notlisted_nontrans(struct wiphy *wiphy,
pos = new_ie;
/* copy the nontransmitted SSID */
- cpy_len = nontrans_ssid[1] + 2;
+ cpy_len = nontrans_ssid->datalen + 2;
memcpy(pos, nontrans_ssid, cpy_len);
pos += cpy_len;
/* copy the IEs between SSID and MBSSID */
@@ -2333,6 +2363,7 @@ cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy,
size_t ielen, min_hdr_len = offsetof(struct ieee80211_mgmt,
u.probe_resp.variable);
int bss_type;
+ enum cfg80211_bss_frame_type ftype;
BUILD_BUG_ON(offsetof(struct ieee80211_mgmt, u.probe_resp.variable) !=
offsetof(struct ieee80211_mgmt, u.beacon.variable));
@@ -2369,8 +2400,16 @@ cfg80211_inform_single_bss_frame_data(struct wiphy *wiphy,
variable = ext->u.s1g_beacon.variable;
}
+ if (ieee80211_is_beacon(mgmt->frame_control))
+ ftype = CFG80211_BSS_FTYPE_BEACON;
+ else if (ieee80211_is_probe_resp(mgmt->frame_control))
+ ftype = CFG80211_BSS_FTYPE_PRESP;
+ else
+ ftype = CFG80211_BSS_FTYPE_UNKNOWN;
+
channel = cfg80211_get_bss_channel(wiphy, variable,
- ielen, data->chan, data->scan_width);
+ ielen, data->chan, data->scan_width,
+ ftype);
if (!channel)
return NULL;
@@ -2687,7 +2726,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
struct cfg80211_registered_device *rdev;
struct wiphy *wiphy;
struct iw_scan_req *wreq = NULL;
- struct cfg80211_scan_request *creq = NULL;
+ struct cfg80211_scan_request *creq;
int i, err, n_channels = 0;
enum nl80211_band band;
@@ -2702,10 +2741,8 @@ int cfg80211_wext_siwscan(struct net_device *dev,
if (IS_ERR(rdev))
return PTR_ERR(rdev);
- if (rdev->scan_req || rdev->scan_msg) {
- err = -EBUSY;
- goto out;
- }
+ if (rdev->scan_req || rdev->scan_msg)
+ return -EBUSY;
wiphy = &rdev->wiphy;
@@ -2718,10 +2755,8 @@ int cfg80211_wext_siwscan(struct net_device *dev,
creq = kzalloc(sizeof(*creq) + sizeof(struct cfg80211_ssid) +
n_channels * sizeof(void *),
GFP_ATOMIC);
- if (!creq) {
- err = -ENOMEM;
- goto out;
- }
+ if (!creq)
+ return -ENOMEM;
creq->wiphy = wiphy;
creq->wdev = dev->ieee80211_ptr;
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 08a70b4f090c..ff4d48fcbfb2 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -680,7 +680,9 @@ void __cfg80211_connect_result(struct net_device *dev,
bool wextev)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
- const u8 *country_ie;
+ const struct element *country_elem;
+ const u8 *country_data;
+ u8 country_datalen;
#ifdef CONFIG_CFG80211_WEXT
union iwreq_data wrqu;
#endif
@@ -762,26 +764,22 @@ void __cfg80211_connect_result(struct net_device *dev,
cfg80211_upload_connect_keys(wdev);
rcu_read_lock();
- country_ie = ieee80211_bss_get_ie(cr->bss, WLAN_EID_COUNTRY);
- if (!country_ie) {
+ country_elem = ieee80211_bss_get_elem(cr->bss, WLAN_EID_COUNTRY);
+ if (!country_elem) {
rcu_read_unlock();
return;
}
- country_ie = kmemdup(country_ie, 2 + country_ie[1], GFP_ATOMIC);
+ country_datalen = country_elem->datalen;
+ country_data = kmemdup(country_elem->data, country_datalen, GFP_ATOMIC);
rcu_read_unlock();
- if (!country_ie)
+ if (!country_data)
return;
- /*
- * ieee80211_bss_get_ie() ensures we can access:
- * - country_ie + 2, the start of the country ie data, and
- * - and country_ie[1] which is the IE length
- */
regulatory_hint_country_ie(wdev->wiphy, cr->bss->channel->band,
- country_ie + 2, country_ie[1]);
- kfree(country_ie);
+ country_data, country_datalen);
+ kfree(country_data);
}
/* Consumes bss object one way or another */
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index ad6c16a06bcb..228079d7690a 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -3053,18 +3053,21 @@ TRACE_EVENT(cfg80211_ch_switch_started_notify,
);
TRACE_EVENT(cfg80211_radar_event,
- TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef),
- TP_ARGS(wiphy, chandef),
+ TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef,
+ bool offchan),
+ TP_ARGS(wiphy, chandef, offchan),
TP_STRUCT__entry(
WIPHY_ENTRY
CHAN_DEF_ENTRY
+ __field(bool, offchan)
),
TP_fast_assign(
WIPHY_ASSIGN;
CHAN_DEF_ASSIGN(chandef);
+ __entry->offchan = offchan;
),
- TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT,
- WIPHY_PR_ARG, CHAN_DEF_PR_ARG)
+ TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT ", offchan %d",
+ WIPHY_PR_ARG, CHAN_DEF_PR_ARG, __entry->offchan)
);
TRACE_EVENT(cfg80211_cac_event,
@@ -3674,6 +3677,42 @@ TRACE_EVENT(cfg80211_bss_color_notify,
__entry->color_bitmap)
);
+TRACE_EVENT(rdev_set_radar_background,
+ TP_PROTO(struct wiphy *wiphy, struct cfg80211_chan_def *chandef),
+
+ TP_ARGS(wiphy, chandef),
+
+ TP_STRUCT__entry(
+ WIPHY_ENTRY
+ CHAN_DEF_ENTRY
+ ),
+
+ TP_fast_assign(
+ WIPHY_ASSIGN;
+ CHAN_DEF_ASSIGN(chandef)
+ ),
+
+ TP_printk(WIPHY_PR_FMT ", " CHAN_DEF_PR_FMT,
+ WIPHY_PR_ARG, CHAN_DEF_PR_ARG)
+);
+
+TRACE_EVENT(cfg80211_assoc_comeback,
+ TP_PROTO(struct wireless_dev *wdev, const u8 *bssid, u32 timeout),
+ TP_ARGS(wdev, bssid, timeout),
+ TP_STRUCT__entry(
+ WDEV_ENTRY
+ MAC_ENTRY(bssid)
+ __field(u32, timeout)
+ ),
+ TP_fast_assign(
+ WDEV_ASSIGN;
+ MAC_ASSIGN(bssid, bssid);
+ __entry->timeout = timeout;
+ ),
+ TP_printk(WDEV_PR_FMT ", " MAC_PR_FMT ", timeout: %u TUs",
+ WDEV_PR_ARG, MAC_PR_ARG(bssid), __entry->timeout)
+);
+
#endif /* !__RDEV_OPS_TRACE || TRACE_HEADER_MULTI_READ */
#undef TRACE_INCLUDE_PATH
diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c
index 193a18a53142..cd09a9042261 100644
--- a/net/wireless/wext-sme.c
+++ b/net/wireless/wext-sme.c
@@ -212,18 +212,18 @@ int cfg80211_mgd_wext_giwessid(struct net_device *dev,
wdev_lock(wdev);
if (wdev->current_bss) {
- const u8 *ie;
+ const struct element *ssid_elem;
rcu_read_lock();
- ie = ieee80211_bss_get_ie(&wdev->current_bss->pub,
- WLAN_EID_SSID);
- if (ie) {
+ ssid_elem = ieee80211_bss_get_elem(&wdev->current_bss->pub,
+ WLAN_EID_SSID);
+ if (ssid_elem) {
data->flags = 1;
- data->length = ie[1];
+ data->length = ssid_elem->datalen;
if (data->length > IW_ESSID_MAX_SIZE)
ret = -EINVAL;
else
- memcpy(ssid, ie + 2, data->length);
+ memcpy(ssid, ssid_elem->data, data->length);
}
rcu_read_unlock();
} else if (wdev->wext.connect.ssid && wdev->wext.connect.ssid_len) {