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-rw-r--r--net/wireless/core.h289
1 files changed, 194 insertions, 95 deletions
diff --git a/net/wireless/core.h b/net/wireless/core.h
index c5d6f3418601..63dcf315dba7 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -3,7 +3,7 @@
* Wireless configuration interface internals.
*
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018-2025 Intel Corporation
*/
#ifndef __NET_WIRELESS_CORE_H
#define __NET_WIRELESS_CORE_H
@@ -21,14 +21,20 @@
#define WIPHY_IDX_INVALID -1
+struct cfg80211_scan_request_int {
+ struct cfg80211_scan_info info;
+ bool notified;
+ /* must be last - variable members */
+ struct cfg80211_scan_request req;
+};
+
struct cfg80211_registered_device {
const struct cfg80211_ops *ops;
struct list_head list;
/* rfkill support */
struct rfkill_ops rfkill_ops;
- struct rfkill *rfkill;
- struct work_struct rfkill_sync;
+ struct work_struct rfkill_block;
/* ISO / IEC 3166 alpha2 for which this device is receiving
* country IEs on, this can help disregard country IEs from APs
@@ -60,10 +66,6 @@ struct cfg80211_registered_device {
struct list_head beacon_registrations;
spinlock_t beacon_registrations_lock;
- struct list_head mlme_unreg;
- spinlock_t mlme_unreg_lock;
- struct work_struct mlme_unreg_wk;
-
/* protected by RTNL only */
int num_running_ifaces;
int num_running_monitor_ifaces;
@@ -75,11 +77,12 @@ struct cfg80211_registered_device {
struct rb_root bss_tree;
u32 bss_generation;
u32 bss_entries;
- struct cfg80211_scan_request *scan_req; /* protected by RTNL */
+ struct cfg80211_scan_request_int *scan_req; /* protected by RTNL */
+ struct cfg80211_scan_request_int *int_scan_req;
struct sk_buff *scan_msg;
struct list_head sched_scan_req_list;
time64_t suspend_at;
- struct work_struct scan_done_wk;
+ struct wiphy_work scan_done_wk;
struct genl_info *cur_cmd_info;
@@ -88,13 +91,18 @@ 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;
struct cfg80211_coalesce *coalesce;
struct work_struct destroy_work;
- struct work_struct sched_scan_stop_wk;
+ struct wiphy_work sched_scan_stop_wk;
struct work_struct sched_scan_res_wk;
struct cfg80211_chan_def radar_chandef;
@@ -103,6 +111,16 @@ struct cfg80211_registered_device {
struct cfg80211_chan_def cac_done_chandef;
struct work_struct propagate_cac_done_wk;
+ struct work_struct mgmt_registrations_update_wk;
+ /* lock for all wdev lists */
+ spinlock_t mgmt_registrations_lock;
+
+ struct work_struct wiphy_work;
+ struct list_head wiphy_work_list;
+ /* protects the list above */
+ spinlock_t wiphy_work_lock;
+ bool suspended;
+
/* must be last because of the way we do wiphy_priv(),
* and it should at least be aligned to NETDEV_ALIGN */
struct wiphy wiphy __aligned(NETDEV_ALIGN);
@@ -149,11 +167,26 @@ extern struct workqueue_struct *cfg80211_wq;
extern struct list_head cfg80211_rdev_list;
extern int cfg80211_rdev_list_generation;
+/* This is constructed like this so it can be used in if/else */
+static inline int for_each_rdev_check_rtnl(void)
+{
+ ASSERT_RTNL();
+ return 0;
+}
+#define for_each_rdev(rdev) \
+ if (for_each_rdev_check_rtnl()) {} else \
+ list_for_each_entry(rdev, &cfg80211_rdev_list, list)
+
+enum bss_source_type {
+ BSS_SOURCE_DIRECT = 0,
+ BSS_SOURCE_MBSSID,
+ BSS_SOURCE_STA_PROFILE,
+};
+
struct cfg80211_internal_bss {
struct list_head list;
struct list_head hidden_list;
struct rb_node rbn;
- u64 ts_boottime;
unsigned long ts;
unsigned long refcount;
atomic_t hold;
@@ -170,6 +203,8 @@ struct cfg80211_internal_bss {
*/
u8 parent_bssid[ETH_ALEN] __aligned(2);
+ enum bss_source_type bss_source;
+
/* must be last because of priv member */
struct cfg80211_bss pub;
};
@@ -182,12 +217,23 @@ static inline struct cfg80211_internal_bss *bss_from_pub(struct cfg80211_bss *pu
static inline void cfg80211_hold_bss(struct cfg80211_internal_bss *bss)
{
atomic_inc(&bss->hold);
+ if (bss->pub.transmitted_bss) {
+ bss = container_of(bss->pub.transmitted_bss,
+ struct cfg80211_internal_bss, pub);
+ atomic_inc(&bss->hold);
+ }
}
static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss)
{
int r = atomic_dec_return(&bss->hold);
WARN_ON(r < 0);
+ if (bss->pub.transmitted_bss) {
+ bss = container_of(bss->pub.transmitted_bss,
+ struct cfg80211_internal_bss, pub);
+ r = atomic_dec_return(&bss->hold);
+ WARN_ON(r < 0);
+ }
}
@@ -199,28 +245,13 @@ struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx);
int cfg80211_switch_netns(struct cfg80211_registered_device *rdev,
struct net *net);
-void cfg80211_init_wdev(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev);
-
-static inline void wdev_lock(struct wireless_dev *wdev)
- __acquires(wdev)
-{
- mutex_lock(&wdev->mtx);
- __acquire(wdev->mtx);
-}
-
-static inline void wdev_unlock(struct wireless_dev *wdev)
- __releases(wdev)
-{
- __release(wdev->mtx);
- mutex_unlock(&wdev->mtx);
-}
-
-#define ASSERT_WDEV_LOCK(wdev) lockdep_assert_held(&(wdev)->mtx)
+void cfg80211_init_wdev(struct wireless_dev *wdev);
+void cfg80211_register_wdev(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev);
static inline bool cfg80211_has_monitors_only(struct cfg80211_registered_device *rdev)
{
- ASSERT_RTNL();
+ lockdep_assert_held(&rdev->wiphy.mtx);
return rdev->num_running_ifaces == rdev->num_running_monitor_ifaces &&
rdev->num_running_ifaces > 0;
@@ -253,35 +284,37 @@ struct cfg80211_event {
struct ieee80211_channel *channel;
} ij;
struct {
- u8 bssid[ETH_ALEN];
+ u8 peer_addr[ETH_ALEN];
+ const u8 *td_bitmap;
+ u8 td_bitmap_len;
} pa;
};
};
struct cfg80211_cached_keys {
- struct key_params params[CFG80211_MAX_WEP_KEYS];
- u8 data[CFG80211_MAX_WEP_KEYS][WLAN_KEY_LEN_WEP104];
+ struct key_params params[4];
+ u8 data[4][WLAN_KEY_LEN_WEP104];
int def;
};
-enum cfg80211_chan_mode {
- CHAN_MODE_UNDEFINED,
- CHAN_MODE_SHARED,
- CHAN_MODE_EXCLUSIVE,
-};
-
struct cfg80211_beacon_registration {
struct list_head list;
u32 nlportid;
};
struct cfg80211_cqm_config {
+ struct rcu_head rcu_head;
u32 rssi_hyst;
s32 last_rssi_event_value;
+ enum nl80211_cqm_rssi_threshold_event last_rssi_event_type;
+ bool use_range_api;
int n_rssi_thresholds;
- s32 rssi_thresholds[0];
+ s32 rssi_thresholds[] __counted_by(n_rssi_thresholds);
};
+void cfg80211_cqm_rssi_notify_work(struct wiphy *wiphy,
+ struct wiphy_work *work);
+
void cfg80211_destroy_ifaces(struct cfg80211_registered_device *rdev);
/* free object */
@@ -295,6 +328,9 @@ void ieee80211_set_bitrate_flags(struct wiphy *wiphy);
void cfg80211_bss_expire(struct cfg80211_registered_device *rdev);
void cfg80211_bss_age(struct cfg80211_registered_device *rdev,
unsigned long age_secs);
+void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev,
+ unsigned int link,
+ struct ieee80211_channel *channel);
/* IBSS */
int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
@@ -302,8 +338,6 @@ int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
struct cfg80211_ibss_params *params,
struct cfg80211_cached_keys *connkeys);
void cfg80211_clear_ibss(struct net_device *dev, bool nowext);
-int __cfg80211_leave_ibss(struct cfg80211_registered_device *rdev,
- struct net_device *dev, bool nowext);
int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev,
struct net_device *dev, bool nowext);
void __cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid,
@@ -318,8 +352,6 @@ int __cfg80211_join_mesh(struct cfg80211_registered_device *rdev,
struct net_device *dev,
struct mesh_setup *setup,
const struct mesh_config *conf);
-int __cfg80211_leave_mesh(struct cfg80211_registered_device *rdev,
- struct net_device *dev);
int cfg80211_leave_mesh(struct cfg80211_registered_device *rdev,
struct net_device *dev);
int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev,
@@ -327,53 +359,40 @@ int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev,
struct cfg80211_chan_def *chandef);
/* OCB */
-int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
- struct net_device *dev,
- struct ocb_setup *setup);
int cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
struct net_device *dev,
struct ocb_setup *setup);
-int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
- struct net_device *dev);
int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
struct net_device *dev);
/* AP */
-int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
- struct net_device *dev, bool notify);
int cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
- struct net_device *dev, bool notify);
+ struct net_device *dev, int link,
+ bool notify);
/* MLME */
int cfg80211_mlme_auth(struct cfg80211_registered_device *rdev,
struct net_device *dev,
- struct ieee80211_channel *chan,
- enum nl80211_auth_type auth_type,
- const u8 *bssid,
- const u8 *ssid, int ssid_len,
- const u8 *ie, int ie_len,
- const u8 *key, int key_len, int key_idx,
- const u8 *auth_data, int auth_data_len);
+ struct cfg80211_auth_request *req);
int cfg80211_mlme_assoc(struct cfg80211_registered_device *rdev,
struct net_device *dev,
- struct ieee80211_channel *chan,
- const u8 *bssid,
- const u8 *ssid, int ssid_len,
- struct cfg80211_assoc_request *req);
+ struct cfg80211_assoc_request *req,
+ struct netlink_ext_ack *extack);
int cfg80211_mlme_deauth(struct cfg80211_registered_device *rdev,
struct net_device *dev, const u8 *bssid,
const u8 *ie, int ie_len, u16 reason,
bool local_state_change);
int cfg80211_mlme_disassoc(struct cfg80211_registered_device *rdev,
- struct net_device *dev, const u8 *bssid,
+ struct net_device *dev, const u8 *ap_addr,
const u8 *ie, int ie_len, u16 reason,
bool local_state_change);
void cfg80211_mlme_down(struct cfg80211_registered_device *rdev,
struct net_device *dev);
int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid,
u16 frame_type, const u8 *match_data,
- int match_len);
-void cfg80211_mlme_unreg_wk(struct work_struct *wk);
+ int match_len, bool multicast_rx,
+ struct netlink_ext_ack *extack);
+void cfg80211_mgmt_registrations_update_wk(struct work_struct *wk);
void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid);
void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev);
int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
@@ -401,7 +420,8 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev,
bool wextev);
void __cfg80211_roamed(struct wireless_dev *wdev,
struct cfg80211_roam_info *info);
-void __cfg80211_port_authorized(struct wireless_dev *wdev, const u8 *bssid);
+void __cfg80211_port_authorized(struct wireless_dev *wdev, const u8 *peer_addr,
+ const u8 *td_bitmap, u8 td_bitmap_len);
int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
void cfg80211_autodisconnect_wk(struct work_struct *work);
@@ -419,10 +439,12 @@ void cfg80211_sme_abandon_assoc(struct wireless_dev *wdev);
/* internal helpers */
bool cfg80211_supported_cipher_suite(struct wiphy *wiphy, u32 cipher);
+bool cfg80211_valid_key_idx(struct cfg80211_registered_device *rdev,
+ int key_idx, bool pairwise);
int cfg80211_validate_key_settings(struct cfg80211_registered_device *rdev,
struct key_params *params, int key_idx,
bool pairwise, const u8 *mac_addr);
-void __cfg80211_scan_done(struct work_struct *wk);
+void __cfg80211_scan_done(struct wiphy *wiphy, struct wiphy_work *wk);
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev,
bool send_message);
void cfg80211_add_sched_scan_req(struct cfg80211_registered_device *rdev,
@@ -440,23 +462,19 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
struct net_device *dev, enum nl80211_iftype ntype,
struct vif_params *params);
void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev);
+void cfg80211_process_wiphy_works(struct cfg80211_registered_device *rdev,
+ struct wiphy_work *end);
void cfg80211_process_wdev_events(struct wireless_dev *wdev);
bool cfg80211_does_bw_fit_range(const struct ieee80211_freq_range *freq_range,
u32 center_freq_khz, u32 bw_khz);
-/**
- * cfg80211_chandef_dfs_usable - checks if chandef is DFS usable
- * @wiphy: the wiphy to validate against
- * @chandef: the channel definition to check
- *
- * Checks if chandef is usable and we can/need start CAC on such channel.
- *
- * Return: Return true if all channels available and at least
- * one channel require CAC (NL80211_DFS_USABLE)
- */
-bool cfg80211_chandef_dfs_usable(struct wiphy *wiphy,
- const struct cfg80211_chan_def *chandef);
+int cfg80211_scan(struct cfg80211_registered_device *rdev);
+
+extern struct work_struct cfg80211_disconnect_work;
+
+#define NL80211_BSS_USE_FOR_ALL (NL80211_BSS_USE_FOR_NORMAL | \
+ NL80211_BSS_USE_FOR_MLD_LINK)
void cfg80211_set_dfs_state(struct wiphy *wiphy,
const struct cfg80211_chan_def *chandef,
@@ -464,19 +482,35 @@ void cfg80211_set_dfs_state(struct wiphy *wiphy,
void cfg80211_dfs_channels_update_work(struct work_struct *work);
-unsigned int
-cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy,
- const struct cfg80211_chan_def *chandef);
-
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_radar_detection(struct wireless_dev *wdev);
+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);
bool cfg80211_beaconing_iface_active(struct wireless_dev *wdev);
bool cfg80211_is_sub_chan(struct cfg80211_chan_def *chandef,
- struct ieee80211_channel *chan);
+ struct ieee80211_channel *chan,
+ bool primary_only);
+bool cfg80211_wdev_on_sub_chan(struct wireless_dev *wdev,
+ struct ieee80211_channel *chan,
+ bool primary_only);
+bool _cfg80211_chandef_usable(struct wiphy *wiphy,
+ const struct cfg80211_chan_def *chandef,
+ u32 prohibited_flags,
+ u32 permitting_flags);
static inline unsigned int elapsed_jiffies_msecs(unsigned long start)
{
@@ -488,13 +522,8 @@ static inline unsigned int elapsed_jiffies_msecs(unsigned long start)
return jiffies_to_msecs(end + (ULONG_MAX - start) + 1);
}
-void
-cfg80211_get_chan_state(struct wireless_dev *wdev,
- struct ieee80211_channel **chan,
- enum cfg80211_chan_mode *chanmode,
- u8 *radar_detect);
-
int cfg80211_set_monitor_channel(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
struct cfg80211_chan_def *chandef);
int ieee80211_get_ratemask(struct ieee80211_supported_band *sband,
@@ -507,8 +536,6 @@ int cfg80211_validate_beacon_int(struct cfg80211_registered_device *rdev,
void cfg80211_update_iface_num(struct cfg80211_registered_device *rdev,
enum nl80211_iftype iftype, int num);
-void __cfg80211_leave(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev);
void cfg80211_leave(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
@@ -518,6 +545,15 @@ void cfg80211_stop_p2p_device(struct cfg80211_registered_device *rdev,
void cfg80211_stop_nan(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev);
+struct cfg80211_internal_bss *
+cfg80211_bss_update(struct cfg80211_registered_device *rdev,
+ struct cfg80211_internal_bss *tmp,
+ bool signal_valid, unsigned long ts);
+
+enum ieee80211_ap_reg_power
+cfg80211_get_6ghz_power_type(const u8 *elems, size_t elems_len,
+ u32 client_flags);
+
#ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS
#define CFG80211_DEV_WARN_ON(cond) WARN_ON(cond)
#else
@@ -529,10 +565,73 @@ void cfg80211_stop_nan(struct cfg80211_registered_device *rdev,
#define CFG80211_DEV_WARN_ON(cond) ({bool __r = (cond); __r; })
#endif
-void cfg80211_cqm_config_free(struct wireless_dev *wdev);
-
void cfg80211_release_pmsr(struct wireless_dev *wdev, u32 portid);
void cfg80211_pmsr_wdev_down(struct wireless_dev *wdev);
void cfg80211_pmsr_free_wk(struct work_struct *work);
+void cfg80211_remove_link(struct wireless_dev *wdev, unsigned int link_id);
+void cfg80211_remove_links(struct wireless_dev *wdev);
+int cfg80211_remove_virtual_intf(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev);
+void cfg80211_wdev_release_link_bsses(struct wireless_dev *wdev, u16 link_mask);
+
+int cfg80211_assoc_ml_reconf(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct cfg80211_ml_reconf_req *req);
+
+/**
+ * struct cfg80211_colocated_ap - colocated AP information
+ *
+ * @list: linked list to all colocated APs
+ * @bssid: BSSID of the reported AP
+ * @ssid: SSID of the reported AP
+ * @ssid_len: length of the ssid
+ * @center_freq: frequency the reported AP is on
+ * @unsolicited_probe: the reported AP is part of an ESS, where all the APs
+ * that operate in the same channel as the reported AP and that might be
+ * detected by a STA receiving this frame, are transmitting unsolicited
+ * Probe Response frames every 20 TUs
+ * @oct_recommended: OCT is recommended to exchange MMPDUs with the reported AP
+ * @same_ssid: the reported AP has the same SSID as the reporting AP
+ * @multi_bss: the reported AP is part of a multiple BSSID set
+ * @transmitted_bssid: the reported AP is the transmitting BSSID
+ * @colocated_ess: all the APs that share the same ESS as the reported AP are
+ * colocated and can be discovered via legacy bands.
+ * @short_ssid_valid: short_ssid is valid and can be used
+ * @short_ssid: the short SSID for this SSID
+ * @psd_20: The 20MHz PSD EIRP of the primary 20MHz channel for the reported AP
+ */
+struct cfg80211_colocated_ap {
+ struct list_head list;
+ u8 bssid[ETH_ALEN];
+ u8 ssid[IEEE80211_MAX_SSID_LEN];
+ size_t ssid_len;
+ u32 short_ssid;
+ u32 center_freq;
+ u8 unsolicited_probe:1,
+ oct_recommended:1,
+ same_ssid:1,
+ multi_bss:1,
+ transmitted_bssid:1,
+ colocated_ess:1,
+ short_ssid_valid:1;
+ s8 psd_20;
+};
+
+#if IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST)
+#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym) EXPORT_SYMBOL_IF_KUNIT(sym)
+#define VISIBLE_IF_CFG80211_KUNIT
+void cfg80211_free_coloc_ap_list(struct list_head *coloc_ap_list);
+
+int cfg80211_parse_colocated_ap(const struct cfg80211_bss_ies *ies,
+ struct list_head *list);
+
+size_t cfg80211_gen_new_ie(const u8 *ie, size_t ielen,
+ const u8 *subie, size_t subie_len,
+ u8 *new_ie, size_t new_ie_len);
+#else
+#define EXPORT_SYMBOL_IF_CFG80211_KUNIT(sym)
+#define VISIBLE_IF_CFG80211_KUNIT static
+#endif /* IS_ENABLED(CONFIG_CFG80211_KUNIT_TEST) */
+
#endif /* __NET_WIRELESS_CORE_H */
generated by cgit (git 2.34.1) at 2025-12-24 20:12:03 +0000