--- zzzz-none-000/linux-4.9.218/include/linux/ieee80211.h	2020-04-02 15:20:41.000000000 +0000
+++ seale-7590ac-750/linux-4.9.218/include/linux/ieee80211.h	2022-11-30 09:46:20.000000000 +0000
@@ -2333,6 +2333,12 @@
 #define WLAN_OUI_TYPE_MICROSOFT_WMM	2
 #define WLAN_OUI_TYPE_MICROSOFT_WPS	4
 
+#define WLAN_OUI_BROADCOM 0x00904c /* Broadcom (Epigram) */
+#define WLAN_VENDOR_VHT_TYPE 0x04
+#define WLAN_VENDOR_VHT_SUBTYPE 0x08
+#define WLAN_VENDOR_VHT_SUBTYPE2 0x00
+#define WLAN_VENDOR_VHT_SUBTYPE3 0x18
+
 /*
  * WMM/802.11e Tspec Element
  */