mac80211: support HT notify channel width action

Support the HT notify channel width action frame
to update the rate scaling about the bandwidth
the peer can receive in.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 5db76ebe8810..ccf9ee1dca8c 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -701,6 +701,11 @@ enum ieee80211_rann_flags {
         RANN_FLAG_IS_GATE = 1 << 0,
 };
 
+enum ieee80211_ht_chanwidth_values {
+        IEEE80211_HT_CHANWIDTH_20MHZ = 0,
+        IEEE80211_HT_CHANWIDTH_ANY = 1,
+};
+
 #define WLAN_SA_QUERY_TR_ID_LEN 2
 
 struct ieee80211_mgmt {
@@ -823,6 +828,10 @@ struct ieee80211_mgmt {
                                 } __packed ht_smps;
                                 struct {
                                         u8 action_code;
+                                        u8 chanwidth;
+                                } __packed ht_notify_cw;
+                                struct {
+                                        u8 action_code;
                                         u8 dialog_token;
                                         __le16 capability;
                                         u8 variable[0];