cfg80211: Add support for aborting an ongoing scan

Implement new functionality for aborting an ongoing scan.

Add NL80211_CMD_ABORT_SCAN to the nl80211 interface. After
aborting the scan, driver shall provide the scan status by
calling cfg80211_scan_done().

Reviewed-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Vidyullatha Kanchanapally <vkanchan@qti.qualcomm.com>
Signed-off-by: Sunil Dutt <usdutt@qti.qualcomm.com>
[change command to take wdev instead of netdev so that it
 can be used on p2p-device scans]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h
index b8cc594d409d..8ae0c04f9fc7 100644
--- a/net/wireless/rdev-ops.h
+++ b/net/wireless/rdev-ops.h
@@ -427,6 +427,14 @@ static inline int rdev_scan(struct cfg80211_registered_device *rdev,
         return ret;
 }
 
+static inline void rdev_abort_scan(struct cfg80211_registered_device *rdev,
+                                   struct wireless_dev *wdev)
+{
+        trace_rdev_abort_scan(&rdev->wiphy, wdev);
+        rdev->ops->abort_scan(&rdev->wiphy, wdev);
+        trace_rdev_return_void(&rdev->wiphy);
+}
+
 static inline int rdev_auth(struct cfg80211_registered_device *rdev,
                             struct net_device *dev,
                             struct cfg80211_auth_request *req)