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-rw-r--r--include/uapi/linux/nl80211.h3
-rw-r--r--net/wireless/mlme.c7
2 files changed, 8 insertions, 2 deletions
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index c13c84304be3..b8e989073cbb 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -5204,6 +5204,8 @@ enum nl80211_smps_mode {
* non-operating channel is expired and no longer valid. New CAC must
* be done on this channel before starting the operation. This is not
* applicable for ETSI dfs domain where pre-CAC is valid for ever.
+ * @NL80211_RADAR_CAC_STARTED: Channel Availability Check has been started,
+ * should be generated by HW if NL80211_EXT_FEATURE_DFS_OFFLOAD is enabled.
*/
enum nl80211_radar_event {
NL80211_RADAR_DETECTED,
@@ -5211,6 +5213,7 @@ enum nl80211_radar_event {
NL80211_RADAR_CAC_ABORTED,
NL80211_RADAR_NOP_FINISHED,
NL80211_RADAR_PRE_CAC_EXPIRED,
+ NL80211_RADAR_CAC_STARTED,
};
/**
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index bbb9907bfa86..6b6818dd76bd 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -888,14 +888,17 @@ void cfg80211_cac_event(struct net_device *netdev,
sizeof(struct cfg80211_chan_def));
queue_work(cfg80211_wq, &rdev->propagate_cac_done_wk);
cfg80211_sched_dfs_chan_update(rdev);
- break;
+ /* fall through */
case NL80211_RADAR_CAC_ABORTED:
+ wdev->cac_started = false;
+ break;
+ case NL80211_RADAR_CAC_STARTED:
+ wdev->cac_started = true;
break;
default:
WARN_ON(1);
return;
}
- wdev->cac_started = false;
nl80211_radar_notify(rdev, chandef, event, netdev, gfp);
}