diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 76965d64a0fa..3fd7b1adbfab 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1978,6 +1978,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local); void ieee80211_offchannel_return(struct ieee80211_local *local); void ieee80211_roc_setup(struct ieee80211_local *local); void ieee80211_start_next_roc(struct ieee80211_local *local); +void ieee80211_reconfig_roc(struct ieee80211_local *local); void ieee80211_roc_purge(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata); int ieee80211_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev, diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index 65e1e9e971fd..28d03196ef75 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -8,7 +8,7 @@ * Copyright 2006-2007 Jiri Benc * Copyright 2007, Michael Wu * Copyright 2009 Johannes Berg - * Copyright (C) 2019, 2022-2023 Intel Corporation + * Copyright (C) 2019, 2022-2024 Intel Corporation */ #include #include @@ -413,6 +413,39 @@ void ieee80211_start_next_roc(struct ieee80211_local *local) } } +void ieee80211_reconfig_roc(struct ieee80211_local *local) +{ + struct ieee80211_roc_work *roc, *tmp; + + /* + * In the software implementation can just continue with the + * interruption due to reconfig, roc_work is still queued if + * needed. + */ + if (!local->ops->remain_on_channel) + return; + + /* flush work so nothing from the driver is still pending */ + wiphy_work_flush(local->hw.wiphy, &local->hw_roc_start); + wiphy_work_flush(local->hw.wiphy, &local->hw_roc_done); + + list_for_each_entry_safe(roc, tmp, &local->roc_list, list) { + if (!roc->started) + break; + + if (!roc->hw_begun) { + /* it didn't start in HW yet, so we can restart it */ + roc->started = false; + continue; + } + + /* otherwise destroy it and tell userspace */ + ieee80211_roc_notify_destroy(roc); + } + + ieee80211_start_next_roc(local); +} + static void __ieee80211_roc_work(struct ieee80211_local *local) { struct ieee80211_roc_work *roc; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 43625ca87d5e..927f752a0209 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -2175,8 +2175,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) local->in_reconfig = false; barrier(); - /* Restart deferred ROCs */ - ieee80211_start_next_roc(local); + ieee80211_reconfig_roc(local); /* Requeue all works */ list_for_each_entry(sdata, &local->interfaces, list)