Implementing the scan_cancel operation in the mac80211.
Mostly from an energy consumption and cpu load
perspective, it can be useful to stop a scan earlier.
Signed-off-by: Victor Goldenshtein <victorg@xxxxxx>
---
net/mac80211/cfg.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 295ab74..bd4096b 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1382,6 +1382,13 @@ ieee80211_sched_scan_stop(struct wiphy *wiphy, struct net_device *dev)
return ieee80211_request_sched_scan_stop(sdata);
}
+static void ieee80211_scan_cancel_req(struct wiphy *wiphy,
+ struct net_device *dev)
+{
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+ ieee80211_scan_cancel(sdata->local);
+}
+
static int ieee80211_auth(struct wiphy *wiphy, struct net_device *dev,
struct cfg80211_auth_request *req)
{
@@ -2151,6 +2158,7 @@ struct cfg80211_ops mac80211_config_ops = {
.suspend = ieee80211_suspend,
.resume = ieee80211_resume,
.scan = ieee80211_scan,
+ .scan_cancel = ieee80211_scan_cancel_req,
.sched_scan_start = ieee80211_sched_scan_start,
.sched_scan_stop = ieee80211_sched_scan_stop,
.auth = ieee80211_auth,
--
1.7.0.4
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