1 files changed, 75 insertions, 46 deletions

diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 76cdcfcd614c..388580a1bada 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -343,6 +343,7 @@ struct ieee80211_mgd_auth_data {
         u8 key[WLAN_KEY_LEN_WEP104];
         u8 key_len, key_idx;
         bool done;
+        bool timeout_started;
 
         u16 sae_trans, sae_status;
         size_t data_len;
@@ -364,6 +365,7 @@ struct ieee80211_mgd_assoc_data {
         bool wmm, uapsd;
         bool have_beacon, need_beacon;
         bool synced;
+        bool timeout_started;
 
         u8 ap_ht_param;
 
@@ -578,6 +580,9 @@ struct ieee80211_if_mesh {
         u32 mesh_seqnum;
         bool accepting_plinks;
         int num_gates;
+        struct beacon_data __rcu *beacon;
+        /* just protects beacon updates for now */
+        struct mutex mtx;
         const u8 *ie;
         u8 ie_len;
         enum {
@@ -722,6 +727,9 @@ struct ieee80211_sub_if_data {
         int user_power_level; /* in dBm */
         int ap_power_level; /* in dBm */
 
+        bool radar_required;
+        struct delayed_work dfs_cac_timer_work;
+
         /*
          * AP this belongs to: self in AP mode and
          * corresponding AP in VLAN mode, NULL for
@@ -942,6 +950,10 @@ struct ieee80211_local {
         /* wowlan is enabled -- don't reconfig on resume */
         bool wowlan;
 
+        /* DFS/radar detection is enabled */
+        bool radar_detect_enabled;
+        struct work_struct radar_detected_work;
+
         /* number of RX chains the hardware has */
         u8 rx_chains;
 
@@ -1154,41 +1166,41 @@ struct ieee80211_ra_tid {
 
 /* Parsed Information Elements */
 struct ieee802_11_elems {
-        u8 *ie_start;
+        const u8 *ie_start;
         size_t total_len;
 
         /* pointers to IEs */
-        u8 *ssid;
-        u8 *supp_rates;
-        u8 *fh_params;
-        u8 *ds_params;
-        u8 *cf_params;
-        struct ieee80211_tim_ie *tim;
-        u8 *ibss_params;
-        u8 *challenge;
-        u8 *wpa;
-        u8 *rsn;
-        u8 *erp_info;
-        u8 *ext_supp_rates;
-        u8 *wmm_info;
-        u8 *wmm_param;
-        struct ieee80211_ht_cap *ht_cap_elem;
-        struct ieee80211_ht_operation *ht_operation;
-        struct ieee80211_vht_cap *vht_cap_elem;
-        struct ieee80211_vht_operation *vht_operation;
-        struct ieee80211_meshconf_ie *mesh_config;
-        u8 *mesh_id;
-        u8 *peering;
-        __le16 *awake_window;
-        u8 *preq;
-        u8 *prep;
-        u8 *perr;
-        struct ieee80211_rann_ie *rann;
-        struct ieee80211_channel_sw_ie *ch_switch_ie;
-        u8 *country_elem;
-        u8 *pwr_constr_elem;
-        u8 *quiet_elem; /* first quite element */
-        u8 *timeout_int;
+        const u8 *ssid;
+        const u8 *supp_rates;
+        const u8 *fh_params;
+        const u8 *ds_params;
+        const u8 *cf_params;
+        const struct ieee80211_tim_ie *tim;
+        const u8 *ibss_params;
+        const u8 *challenge;
+        const u8 *rsn;
+        const u8 *erp_info;
+        const u8 *ext_supp_rates;
+        const u8 *wmm_info;
+        const u8 *wmm_param;
+        const struct ieee80211_ht_cap *ht_cap_elem;
+        const struct ieee80211_ht_operation *ht_operation;
+        const struct ieee80211_vht_cap *vht_cap_elem;
+        const struct ieee80211_vht_operation *vht_operation;
+        const struct ieee80211_meshconf_ie *mesh_config;
+        const u8 *mesh_id;
+        const u8 *peering;
+        const __le16 *awake_window;
+        const u8 *preq;
+        const u8 *prep;
+        const u8 *perr;
+        const struct ieee80211_rann_ie *rann;
+        const struct ieee80211_channel_sw_ie *ch_switch_ie;
+        const u8 *country_elem;
+        const u8 *pwr_constr_elem;
+        const u8 *quiet_elem;   /* first quite element */
+        const u8 *timeout_int;
+        const u8 *opmode_notif;
 
         /* length of them, respectively */
         u8 ssid_len;
@@ -1199,7 +1211,6 @@ struct ieee802_11_elems {
         u8 tim_len;
         u8 ibss_params_len;
         u8 challenge_len;
-        u8 wpa_len;
         u8 rsn_len;
         u8 erp_info_len;
         u8 ext_supp_rates_len;
@@ -1268,10 +1279,10 @@ void ieee80211_recalc_ps_vif(struct ieee80211_sub_if_data *sdata);
 int ieee80211_max_network_latency(struct notifier_block *nb,
                                   unsigned long data, void *dummy);
 int ieee80211_set_arp_filter(struct ieee80211_sub_if_data *sdata);
-void ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
-                                      struct ieee80211_channel_sw_ie *sw_elem,
-                                      struct ieee80211_bss *bss,
-                                      u64 timestamp);
+void
+ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
+                                 const struct ieee80211_channel_sw_ie *sw_elem,
+                                 struct ieee80211_bss *bss, u64 timestamp);
 void ieee80211_sta_quiesce(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
 void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata);
@@ -1377,10 +1388,10 @@ void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
 /* HT */
 void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
                                      struct ieee80211_sta_ht_cap *ht_cap);
-void ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
+bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
                                        struct ieee80211_supported_band *sband,
-                                       struct ieee80211_ht_cap *ht_cap_ie,
-                                       struct ieee80211_sta_ht_cap *ht_cap);
+                                       const struct ieee80211_ht_cap *ht_cap_ie,
+                                       struct sta_info *sta);
 void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
                           const u8 *da, u16 tid,
                           u16 initiator, u16 reason_code);
@@ -1420,10 +1431,17 @@ void ieee80211_release_reorder_timeout(struct sta_info *sta, int tid);
 u8 ieee80211_mcs_to_chains(const struct ieee80211_mcs_info *mcs);
 
 /* VHT */
-void ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
-                                         struct ieee80211_supported_band *sband,
-                                         struct ieee80211_vht_cap *vht_cap_ie,
-                                         struct ieee80211_sta_vht_cap *vht_cap);
+void
+ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
+                                    struct ieee80211_supported_band *sband,
+                                    const struct ieee80211_vht_cap *vht_cap_ie,
+                                    struct sta_info *sta);
+enum ieee80211_sta_rx_bandwidth ieee80211_sta_cur_vht_bw(struct sta_info *sta);
+void ieee80211_sta_set_rx_nss(struct sta_info *sta);
+void ieee80211_vht_handle_opmode(struct ieee80211_sub_if_data *sdata,
+                                 struct sta_info *sta, u8 opmode,
+                                 enum ieee80211_band band, bool nss_only);
+
 /* Spectrum management */
 void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
                                        struct ieee80211_mgmt *mgmt,
@@ -1541,7 +1559,7 @@ static inline void ieee80211_add_pending_skbs(struct ieee80211_local *local,
 
 void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
                          u16 transaction, u16 auth_alg, u16 status,
-                         u8 *extra, size_t extra_len, const u8 *bssid,
+                         const u8 *extra, size_t extra_len, const u8 *bssid,
                          const u8 *da, const u8 *key, u8 key_len, u8 key_idx,
                          u32 tx_flags);
 void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
@@ -1592,13 +1610,17 @@ int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata,
 
 /* channel management */
 void ieee80211_ht_oper_to_chandef(struct ieee80211_channel *control_chan,
-                                  struct ieee80211_ht_operation *ht_oper,
+                                  const struct ieee80211_ht_operation *ht_oper,
                                   struct cfg80211_chan_def *chandef);
 
 int __must_check
 ieee80211_vif_use_channel(struct ieee80211_sub_if_data *sdata,
                           const struct cfg80211_chan_def *chandef,
                           enum ieee80211_chanctx_mode mode);
+int __must_check
+ieee80211_vif_change_bandwidth(struct ieee80211_sub_if_data *sdata,
+                               const struct cfg80211_chan_def *chandef,
+                               u32 *changed);
 void ieee80211_vif_release_channel(struct ieee80211_sub_if_data *sdata);
 void ieee80211_vif_vlan_copy_chanctx(struct ieee80211_sub_if_data *sdata);
 void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
@@ -1606,6 +1628,13 @@ void ieee80211_vif_copy_chanctx_to_vlans(struct ieee80211_sub_if_data *sdata,
 
 void ieee80211_recalc_smps_chanctx(struct ieee80211_local *local,
                                    struct ieee80211_chanctx *chanctx);
+void ieee80211_recalc_radar_chanctx(struct ieee80211_local *local,
+                                    struct ieee80211_chanctx *chanctx);
+
+void ieee80211_dfs_cac_timer(unsigned long data);
+void ieee80211_dfs_cac_timer_work(struct work_struct *work);
+void ieee80211_dfs_cac_cancel(struct ieee80211_local *local);
+void ieee80211_dfs_radar_detected_work(struct work_struct *work);
 
 #ifdef CONFIG_MAC80211_NOINLINE
 #define debug_noinline noinline