1 files changed, 41 insertions, 1 deletions

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 7e8a498efe6d..7e24fe0cfbcd 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -714,6 +714,30 @@ enum ieee80211_ht_chanwidth_values {
         IEEE80211_HT_CHANWIDTH_ANY = 1,
 };
 
+/**
+ * enum ieee80211_opmode_bits - VHT operating mode field bits
+ * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK: channel width mask
+ * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ: 20 MHz channel width
+ * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ: 40 MHz channel width
+ * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ: 80 MHz channel width
+ * @IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ: 160 MHz or 80+80 MHz channel width
+ * @IEEE80211_OPMODE_NOTIF_RX_NSS_MASK: number of spatial streams mask
+ *      (the NSS value is the value of this field + 1)
+ * @IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT: number of spatial streams shift
+ * @IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF: indicates streams in SU-MIMO PPDU
+ *      using a beamforming steering matrix
+ */
+enum ieee80211_vht_opmode_bits {
+        IEEE80211_OPMODE_NOTIF_CHANWIDTH_MASK   = 3,
+        IEEE80211_OPMODE_NOTIF_CHANWIDTH_20MHZ  = 0,
+        IEEE80211_OPMODE_NOTIF_CHANWIDTH_40MHZ  = 1,
+        IEEE80211_OPMODE_NOTIF_CHANWIDTH_80MHZ  = 2,
+        IEEE80211_OPMODE_NOTIF_CHANWIDTH_160MHZ = 3,
+        IEEE80211_OPMODE_NOTIF_RX_NSS_MASK      = 0x70,
+        IEEE80211_OPMODE_NOTIF_RX_NSS_SHIFT     = 4,
+        IEEE80211_OPMODE_NOTIF_RX_NSS_TYPE_BF   = 0x80,
+};
+
 #define WLAN_SA_QUERY_TR_ID_LEN 2
 
 struct ieee80211_mgmt {
@@ -844,6 +868,10 @@ struct ieee80211_mgmt {
                                         __le16 capability;
                                         u8 variable[0];
                                 } __packed tdls_discover_resp;
+                                struct {
+                                        u8 action_code;
+                                        u8 operating_mode;
+                                } __packed vht_opmode_notif;
                         } u;
                 } __packed action;
         } u;
@@ -1273,6 +1301,7 @@ struct ieee80211_vht_operation {
 #define IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454                 0x00000002
 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ                0x00000004
 #define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ       0x00000008
+#define IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK                  0x0000000C
 #define IEEE80211_VHT_CAP_RXLDPC                                0x00000010
 #define IEEE80211_VHT_CAP_SHORT_GI_80                           0x00000020
 #define IEEE80211_VHT_CAP_SHORT_GI_160                          0x00000040
@@ -1598,6 +1627,7 @@ enum ieee80211_eid {
 
         WLAN_EID_VHT_CAPABILITY = 191,
         WLAN_EID_VHT_OPERATION = 192,
+        WLAN_EID_OPMODE_NOTIF = 199,
 
         /* 802.11ad */
         WLAN_EID_NON_TX_BSSID_CAP =  83,
@@ -1652,6 +1682,7 @@ enum ieee80211_category {
         WLAN_CATEGORY_WMM = 17,
         WLAN_CATEGORY_FST = 18,
         WLAN_CATEGORY_UNPROT_DMG = 20,
+        WLAN_CATEGORY_VHT = 21,
         WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126,
         WLAN_CATEGORY_VENDOR_SPECIFIC = 127,
 };
@@ -1677,6 +1708,13 @@ enum ieee80211_ht_actioncode {
         WLAN_HT_ACTION_ASEL_IDX_FEEDBACK = 7,
 };
 
+/* VHT action codes */
+enum ieee80211_vht_actioncode {
+        WLAN_VHT_ACTION_COMPRESSED_BF = 0,
+        WLAN_VHT_ACTION_GROUPID_MGMT = 1,
+        WLAN_VHT_ACTION_OPMODE_NOTIF = 2,
+};
+
 /* Self Protected Action codes */
 enum ieee80211_self_protected_actioncode {
         WLAN_SP_RESERVED = 0,
@@ -1738,6 +1776,8 @@ enum ieee80211_tdls_actioncode {
 #define WLAN_EXT_CAPA5_TDLS_ENABLED     BIT(5)
 #define WLAN_EXT_CAPA5_TDLS_PROHIBITED  BIT(6)
 
+#define WLAN_EXT_CAPA8_OPMODE_NOTIF     BIT(6)
+
 /* TDLS specific payload type in the LLC/SNAP header */
 #define WLAN_TDLS_SNAP_RFTYPE   0x2
 
@@ -2114,7 +2154,7 @@ static inline unsigned long ieee80211_tu_to_usec(unsigned long tu)
  * @tim_len: length of the TIM IE
  * @aid: the AID to look for
  */
-static inline bool ieee80211_check_tim(struct ieee80211_tim_ie *tim,
+static inline bool ieee80211_check_tim(const struct ieee80211_tim_ie *tim,
                                        u8 tim_len, u16 aid)
 {
         u8 mask;