From d2859df5e7f00469011482d850fba652517a2eab Mon Sep 17 00:00:00 2001 From: Janusz Dziedzic Date: Wed, 6 Nov 2013 13:55:51 +0100 Subject: cfg80211/mac80211: DFS setup chandef for cac event To report channel width correctly we have to send correct channel parameters from mac80211 when calling cfg80211_cac_event(). This is required in case of using channel width higher than 20MHz and we have to set correct dfs channel state after CAC (NL80211_DFS_AVAILABLE). Signed-off-by: Janusz Dziedzic Reviewed-by: Luis R. Rodriguez Signed-off-by: Johannes Berg --- net/wireless/mlme.c | 8 +++----- net/wireless/nl80211.c | 4 ++-- net/wireless/nl80211.h | 2 +- 3 files changed, 6 insertions(+), 8 deletions(-) (limited to 'net/wireless') diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 6a6b1c8..31f541f 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -763,12 +763,12 @@ void cfg80211_radar_event(struct wiphy *wiphy, EXPORT_SYMBOL(cfg80211_radar_event); void cfg80211_cac_event(struct net_device *netdev, + const struct cfg80211_chan_def *chandef, enum nl80211_radar_event event, gfp_t gfp) { struct wireless_dev *wdev = netdev->ieee80211_ptr; struct wiphy *wiphy = wdev->wiphy; struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); - struct cfg80211_chan_def chandef; unsigned long timeout; trace_cfg80211_cac_event(netdev, event); @@ -779,14 +779,12 @@ void cfg80211_cac_event(struct net_device *netdev, if (WARN_ON(!wdev->channel)) return; - cfg80211_chandef_create(&chandef, wdev->channel, NL80211_CHAN_NO_HT); - switch (event) { case NL80211_RADAR_CAC_FINISHED: timeout = wdev->cac_start_time + msecs_to_jiffies(IEEE80211_DFS_MIN_CAC_TIME_MS); WARN_ON(!time_after_eq(jiffies, timeout)); - cfg80211_set_dfs_state(wiphy, &chandef, NL80211_DFS_AVAILABLE); + cfg80211_set_dfs_state(wiphy, chandef, NL80211_DFS_AVAILABLE); break; case NL80211_RADAR_CAC_ABORTED: break; @@ -796,6 +794,6 @@ void cfg80211_cac_event(struct net_device *netdev, } wdev->cac_started = false; - nl80211_radar_notify(rdev, &chandef, event, netdev, gfp); + nl80211_radar_notify(rdev, chandef, event, netdev, gfp); } EXPORT_SYMBOL(cfg80211_cac_event); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 1ad11de..04fa8bb 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -2168,7 +2168,7 @@ static inline u64 wdev_id(struct wireless_dev *wdev) } static int nl80211_send_chandef(struct sk_buff *msg, - struct cfg80211_chan_def *chandef) + const struct cfg80211_chan_def *chandef) { WARN_ON(!cfg80211_chandef_valid(chandef)); @@ -10874,7 +10874,7 @@ EXPORT_SYMBOL(cfg80211_cqm_txe_notify); void nl80211_radar_notify(struct cfg80211_registered_device *rdev, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, enum nl80211_radar_event event, struct net_device *netdev, gfp_t gfp) { diff --git a/net/wireless/nl80211.h b/net/wireless/nl80211.h index 2c0f2b3..b1b2313 100644 --- a/net/wireless/nl80211.h +++ b/net/wireless/nl80211.h @@ -70,7 +70,7 @@ int nl80211_send_mgmt(struct cfg80211_registered_device *rdev, void nl80211_radar_notify(struct cfg80211_registered_device *rdev, - struct cfg80211_chan_def *chandef, + const struct cfg80211_chan_def *chandef, enum nl80211_radar_event event, struct net_device *netdev, gfp_t gfp); -- cgit v1.1