diff options
| author | Dmitry Lebed <dlebed@quantenna.com> | 2018-03-01 12:39:16 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2018-03-21 11:29:59 +0100 |
| commit | 2cb021f5de55b1d158fa18b0215a4613c3289a82 (patch) | |
| tree | df63e5a5a89245aa4356cb9807f6e33a0759148c | |
| parent | 1ad22fb5bb53ce6bf5377f25529c0a007c61c6f5 (diff) | |
| download | lwn-2cb021f5de55b1d158fa18b0215a4613c3289a82.tar.gz lwn-2cb021f5de55b1d158fa18b0215a4613c3289a82.zip | |
cfg80211/nl80211: add CAC_STARTED event
CAC_STARTED event is needed for DFS offload feature and
should be generated by driver/HW if DFS_OFFLOAD is enabled.
Signed-off-by: Dmitry Lebed <dlebed@quantenna.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
| -rw-r--r-- | include/uapi/linux/nl80211.h | 3 | ||||
| -rw-r--r-- | net/wireless/mlme.c | 7 |
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b/include/uapi/linux/nl80211.h @@ -5204,6 +5204,8 @@ enum nl80211_smps_mode { * non-operating channel is expired and no longer valid.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); } |