cfg80211: introduce TDLS channel switch commands
Introduce commands to initiate and cancel TDLS channel-switching. Once
TDLS channel-switching is started, the lower level driver is responsible
for continually initiating channel-switch operations and returning to
the base (AP) channel to listen for beacons from time to time.
Upon cancellation of the channel-switch all communication between the
relevant TDLS peers will continue on the base channel.
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/wireless/core.c b/net/wireless/core.c
index a4d2792..4c2e501 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -541,6 +541,10 @@
!wiphy->wowlan->tcp))
return -EINVAL;
#endif
+ if (WARN_ON((wiphy->features & NL80211_FEATURE_TDLS_CHANNEL_SWITCH) &&
+ (!rdev->ops->tdls_channel_switch ||
+ !rdev->ops->tdls_cancel_channel_switch)))
+ return -EINVAL;
if (WARN_ON(wiphy->coalesce &&
(!wiphy->coalesce->n_rules ||