mac80211: add support for radar detection for reservations

Initial chanctx reservation code wasn't aware of
radar detection requirements. This is necessary
for chanctx reservations to be used for channel
switching in the future.

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index fcb2cd8ffd07..4ed229c0966a 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -742,7 +742,8 @@ int ieee80211_vif_unreserve_chanctx(struct ieee80211_sub_if_data *sdata)
 
 int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata,
                                   const struct cfg80211_chan_def *chandef,
-                                  enum ieee80211_chanctx_mode mode)
+                                  enum ieee80211_chanctx_mode mode,
+                                  bool radar_required)
 {
         struct ieee80211_local *local = sdata->local;
         struct ieee80211_chanctx_conf *conf;
@@ -786,6 +787,7 @@ int ieee80211_vif_reserve_chanctx(struct ieee80211_sub_if_data *sdata,
         new_ctx->refcount++;
         sdata->reserved_chanctx = new_ctx;
         sdata->reserved_chandef = *chandef;
+        sdata->reserved_radar_required = radar_required;
 out:
         mutex_unlock(&local->chanctx_mtx);
         return ret;
@@ -830,6 +832,7 @@ int ieee80211_vif_use_reserved_context(struct ieee80211_sub_if_data *sdata,
         /* unref our reservation */
         ctx->refcount--;
         sdata->reserved_chanctx = NULL;
+        sdata->radar_required = sdata->reserved_radar_required;
 
         if (old_ctx == ctx) {
                 /* This is our own context, just change it */