wifi: mac80211: collect some CSA data into sub-structs

jmberg-intel · jmberg-intel · commit 344d18cec231 · 2024-05-23T11:28:51.000+02:00
Collect the CSA data in ieee80211_link_data_managed and ieee80211_link_data into a csa sub-struct to clean up a bit and make adding new things more obvious. Reviewed-by: Miriam Rachel Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgid.link/20240506215543.29f954b1f576.I9a683a9647c33d4dd3011aade6677982428c1082@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
@@ -3633,10 +3633,10 @@ void ieee80211_csa_finish(struct ieee80211_vif *vif, unsigned int link_id)
 				continue;
 
 			wiphy_work_queue(iter->local->hw.wiphy,
-					 &iter->deflink.csa_finalize_work);
+					 &iter->deflink.csa.finalize_work);
 		}
 	}
-	wiphy_work_queue(local->hw.wiphy, &link_data->csa_finalize_work);
+	wiphy_work_queue(local->hw.wiphy, &link_data->csa.finalize_work);
 
 	rcu_read_unlock();
 }
@@ -3723,7 +3723,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_link_data *link_data)
 	}
 
 	if (!cfg80211_chandef_identical(&link_conf->chanreq.oper,
-					&link_data->csa_chanreq.oper))
+					&link_data->csa.chanreq.oper))
 		return -EINVAL;
 
 	link_conf->csa_active = false;
@@ -3744,7 +3744,7 @@ static int __ieee80211_csa_finalize(struct ieee80211_link_data *link_data)
 	if (err)
 		return err;
 
-	cfg80211_ch_switch_notify(sdata->dev, &link_data->csa_chanreq.oper,
+	cfg80211_ch_switch_notify(sdata->dev, &link_data->csa.chanreq.oper,
 				  link_data->link_id);
 
 	return 0;
@@ -3765,7 +3765,7 @@ static void ieee80211_csa_finalize(struct ieee80211_link_data *link_data)
 void ieee80211_csa_finalize_work(struct wiphy *wiphy, struct wiphy_work *work)
 {
 	struct ieee80211_link_data *link =
-		container_of(work, struct ieee80211_link_data, csa_finalize_work);
+		container_of(work, struct ieee80211_link_data, csa.finalize_work);
 	struct ieee80211_sub_if_data *sdata = link->sdata;
 	struct ieee80211_local *local = sdata->local;
 
@@ -4012,7 +4012,7 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
 		goto out;
 	}
 
-	link_data->csa_chanreq = chanreq; 
+	link_data->csa.chanreq = chanreq;
 	link_conf->csa_active = true;
 
 	if (params->block_tx &&
@@ -4023,12 +4023,12 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
 	}
 
 	cfg80211_ch_switch_started_notify(sdata->dev,
-					  &link_data->csa_chanreq.oper, 0,
+					  &link_data->csa.chanreq.oper, 0,
 					  params->count, params->block_tx);
 
 	if (changed) {
 		ieee80211_link_info_change_notify(sdata, link_data, changed);
-		drv_channel_switch_beacon(sdata, &link_data->csa_chanreq.oper);
+		drv_channel_switch_beacon(sdata, &link_data->csa.chanreq.oper);
 	} else {
 		/* if the beacon didn't change, we can finalize immediately */
 		ieee80211_csa_finalize(link_data);
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
@@ -1162,11 +1162,11 @@ ieee80211_link_chanctx_reservation_complete(struct ieee80211_link_data *link)
 	case NL80211_IFTYPE_MESH_POINT:
 	case NL80211_IFTYPE_OCB:
 		wiphy_work_queue(sdata->local->hw.wiphy,
-				 &link->csa_finalize_work);
+				 &link->csa.finalize_work);
 		break;
 	case NL80211_IFTYPE_STATION:
 		wiphy_delayed_work_queue(sdata->local->hw.wiphy,
-					 &link->u.mgd.chswitch_work, 0);
+					 &link->u.mgd.csa.switch_work, 0);
 		break;
 	case NL80211_IFTYPE_UNSPECIFIED:
 	case NL80211_IFTYPE_AP_VLAN:
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
@@ -9,7 +9,7 @@
  * Copyright 2009, Johannes Berg <johannes@sipsolutions.net>
  * Copyright 2013-2014  Intel Mobile Communications GmbH
  * Copyright(c) 2016 Intel Deutschland GmbH
- * Copyright(c) 2018-2023 Intel Corporation
+ * Copyright(c) 2018-2024 Intel Corporation
  */
 
 #include <linux/delay.h>
@@ -533,12 +533,12 @@ int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata, u64 *changed)
 					IEEE80211_PRIVACY(ifibss->privacy));
 		/* XXX: should not really modify cfg80211 data */
 		if (cbss) {
-			cbss->channel = sdata->deflink.csa_chanreq.oper.chan;
+			cbss->channel = sdata->deflink.csa.chanreq.oper.chan;
 			cfg80211_put_bss(sdata->local->hw.wiphy, cbss);
 		}
 	}
 
-	ifibss->chandef = sdata->deflink.csa_chanreq.oper;
+	ifibss->chandef = sdata->deflink.csa.chanreq.oper;
 
 	/* generate the beacon */
 	return ieee80211_ibss_csa_beacon(sdata, NULL, changed);
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
@@ -975,11 +975,13 @@ struct ieee80211_link_data_managed {
 	bool disable_wmm_tracking;
 	bool operating_11g_mode;
 
-	bool csa_waiting_bcn;
-	bool csa_ignored_same_chan;
-	bool csa_blocked_tx;
-	unsigned long csa_time;
-	struct wiphy_delayed_work chswitch_work;
+	struct {
+		struct wiphy_delayed_work switch_work;
+		unsigned long time;
+		bool waiting_bcn;
+		bool ignored_same_chan;
+		bool blocked_tx;
+	} csa;
 
 	struct wiphy_work request_smps_work;
 	/* used to reconfigure hardware SM PS */
@@ -1038,11 +1040,13 @@ struct ieee80211_link_data {
 	struct ieee80211_key __rcu *default_mgmt_key;
 	struct ieee80211_key __rcu *default_beacon_key;
 
-	struct wiphy_work csa_finalize_work;
 
 	bool operating_11g_mode;
 
-	struct ieee80211_chan_req csa_chanreq;
+	struct {
+		struct wiphy_work finalize_work;
+		struct ieee80211_chan_req chanreq;
+	} csa;
 
 	struct wiphy_work color_change_finalize_work;
 	struct delayed_work color_collision_detect_work;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
@@ -543,14 +543,14 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do
 
 	sdata->vif.bss_conf.csa_active = false;
 	if (sdata->vif.type == NL80211_IFTYPE_STATION)
-		sdata->deflink.u.mgd.csa_waiting_bcn = false;
+		sdata->deflink.u.mgd.csa.waiting_bcn = false;
 	if (sdata->csa_blocked_queues) {
 		ieee80211_wake_vif_queues(local, sdata,
 					  IEEE80211_QUEUE_STOP_REASON_CSA);
 		sdata->csa_blocked_queues = false;
 	}
 
-	wiphy_work_cancel(local->hw.wiphy, &sdata->deflink.csa_finalize_work);
+	wiphy_work_cancel(local->hw.wiphy, &sdata->deflink.csa.finalize_work);
 	wiphy_work_cancel(local->hw.wiphy,
 			  &sdata->deflink.color_change_finalize_work);
 	wiphy_delayed_work_cancel(local->hw.wiphy,
diff --git a/net/mac80211/link.c b/net/mac80211/link.c
@@ -37,7 +37,7 @@ void ieee80211_link_init(struct ieee80211_sub_if_data *sdata,
 	link_conf->link_id = link_id;
 	link_conf->vif = &sdata->vif;
 
-	wiphy_work_init(&link->csa_finalize_work,
+	wiphy_work_init(&link->csa.finalize_work,
 			ieee80211_csa_finalize_work);
 	wiphy_work_init(&link->color_change_finalize_work,
 			ieee80211_color_change_finalize_work);
@@ -72,7 +72,7 @@ void ieee80211_link_stop(struct ieee80211_link_data *link)
 
 	cancel_delayed_work_sync(&link->color_collision_detect_work);
 	wiphy_work_cancel(link->sdata->local->hw.wiphy,
-			  &link->csa_finalize_work);
+			  &link->csa.finalize_work);
 	ieee80211_link_release_channel(link);
 }
 
@@ -366,8 +366,8 @@ static int _ieee80211_set_active_links(struct ieee80211_sub_if_data *sdata,
 		 */
 		if (link->conf->csa_active)
 			wiphy_delayed_work_queue(local->hw.wiphy,
-						 &link->u.mgd.chswitch_work,
-						 link->u.mgd.csa_time -
+						 &link->u.mgd.csa.switch_work,
+						 link->u.mgd.csa.time -
 						 jiffies);
 	}
 
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
