mac80211: process and save VHT MU-MIMO group frame

The Group ID Management frame is an Action frame of
category VHT. It is transmitted by the AP to assign
or change the user position of a STA for one or more
group IDs.
Process and save the group membership data. Notify
underlying driver of changes.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 452c0b0d2f32..d9ddb89533a7 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -843,6 +843,8 @@ enum ieee80211_vht_opmode_bits {
 };
 
 #define WLAN_SA_QUERY_TR_ID_LEN 2
+#define WLAN_MEMBERSHIP_LEN 8
+#define WLAN_USER_POSITION_LEN 16
 
 /**
  * struct ieee80211_tpc_report_ie
@@ -991,6 +993,11 @@ struct ieee80211_mgmt {
 				} __packed vht_opmode_notif;
 				struct {
 					u8 action_code;
+					u8 membership[WLAN_MEMBERSHIP_LEN];
+					u8 position[WLAN_USER_POSITION_LEN];
+				} __packed vht_group_notif;
+				struct {
+					u8 action_code;
 					u8 dialog_token;
 					u8 tpc_elem_id;
 					u8 tpc_elem_length;