mac80211: track AP and peer STA TDLS chan-switch support

The AP or peer can prohibit TDLS channel switch via a bit in the
extended capabilities IE. Parse the IE and track this bit. Set an
appropriate STA flag if both the AP and peer STA support TDLS
channel-switching.

Add the new STA flag and the missing TDLS_INITIATOR to debugfs.

Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index bcda2ac7d844..b6702c810ad3 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -49,6 +49,7 @@
  *      packets. This means the link is enabled.
  * @WLAN_STA_TDLS_INITIATOR: We are the initiator of the TDLS link with this
  *      station.
+ * @WLAN_STA_TDLS_CHAN_SWITCH: This TDLS peer supports TDLS channel-switching
  * @WLAN_STA_UAPSD: Station requested unscheduled SP while driver was
  *      keeping station in power-save mode, reply when the driver
  *      unblocks the station.
@@ -78,6 +79,7 @@ enum ieee80211_sta_info_flags {
         WLAN_STA_TDLS_PEER,
         WLAN_STA_TDLS_PEER_AUTH,
         WLAN_STA_TDLS_INITIATOR,
+        WLAN_STA_TDLS_CHAN_SWITCH,
         WLAN_STA_UAPSD,
         WLAN_STA_SP,
         WLAN_STA_4ADDR_EVENT,