2 files changed, 41 insertions, 0 deletions

diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 6396819a7e41..97bfebfcce90 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -1169,6 +1169,17 @@ enum nl80211_commands {
  * @NL80211_ATTR_PROBE_RESP: Probe Response template data. Contains the entire
  *      probe-response frame. The DA field in the 802.11 header is zero-ed out,
  *      to be filled by the FW.
+ * @NL80211_ATTR_DISABLE_HT:  Force HT capable interfaces to disable
+ *      this feature.  Currently, only supported in mac80211 drivers.
+ * @NL80211_ATTR_HT_CAPABILITY_MASK: Specify which bits of the
+ *      ATTR_HT_CAPABILITY to which attention should be paid.
+ *      Currently, only mac80211 NICs support this feature.
+ *      The values that may be configured are:
+ *       MCS rates, MAX-AMSDU, HT-20-40 and HT_CAP_SGI_40
+ *       AMPDU density and AMPDU factor.
+ *      All values are treated as suggestions and may be ignored
+ *      by the driver as required.  The actual values may be seen in
+ *      the station debugfs ht_caps file.
  *
  * @NL80211_ATTR_DFS_REGION: region for regulatory rules which this country
  *    abides to when initiating radiation on DFS channels. A country maps
@@ -1414,6 +1425,9 @@ enum nl80211_attrs {
 
         NL80211_ATTR_DFS_REGION,
 
+        NL80211_ATTR_DISABLE_HT,
+        NL80211_ATTR_HT_CAPABILITY_MASK,
+
         /* add attributes here, update the policy in nl80211.c */
 
         __NL80211_ATTR_AFTER_LAST,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 6a1d849c597a..d5e18913f293 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1044,6 +1044,15 @@ struct cfg80211_auth_request {
 };
 
 /**
+ * enum cfg80211_assoc_req_flags - Over-ride default behaviour in association.
+ *
+ * @ASSOC_REQ_DISABLE_HT:  Disable HT (802.11n)
+ */
+enum cfg80211_assoc_req_flags {
+        ASSOC_REQ_DISABLE_HT            = BIT(0),
+};
+
+/**
  * struct cfg80211_assoc_request - (Re)Association request data
  *
  * This structure provides information needed to complete IEEE 802.11
@@ -1054,6 +1063,10 @@ struct cfg80211_auth_request {
  * @use_mfp: Use management frame protection (IEEE 802.11w) in this association
  * @crypto: crypto settings
  * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
+ * @flags:  See &enum cfg80211_assoc_req_flags
+ * @ht_capa:  HT Capabilities over-rides.  Values set in ht_capa_mask
+ *   will be used in ht_capa.  Un-supported values will be ignored.
+ * @ht_capa_mask:  The bits of ht_capa which are to be used.
  */
 struct cfg80211_assoc_request {
         struct cfg80211_bss *bss;
@@ -1061,6 +1074,9 @@ struct cfg80211_assoc_request {
         size_t ie_len;
         struct cfg80211_crypto_settings crypto;
         bool use_mfp;
+        u32 flags;
+        struct ieee80211_ht_cap ht_capa;
+        struct ieee80211_ht_cap ht_capa_mask;
 };
 
 /**
@@ -1159,6 +1175,10 @@ struct cfg80211_ibss_params {
  * @key_len: length of WEP key for shared key authentication
  * @key_idx: index of WEP key for shared key authentication
  * @key: WEP key for shared key authentication
+ * @flags:  See &enum cfg80211_assoc_req_flags
+ * @ht_capa:  HT Capabilities over-rides.  Values set in ht_capa_mask
+ *   will be used in ht_capa.  Un-supported values will be ignored.
+ * @ht_capa_mask:  The bits of ht_capa which are to be used.
  */
 struct cfg80211_connect_params {
         struct ieee80211_channel *channel;
@@ -1172,6 +1192,9 @@ struct cfg80211_connect_params {
         struct cfg80211_crypto_settings crypto;
         const u8 *key;
         u8 key_len, key_idx;
+        u32 flags;
+        struct ieee80211_ht_cap ht_capa;
+        struct ieee80211_ht_cap ht_capa_mask;
 };
 
 /**
@@ -1938,6 +1961,8 @@ struct wiphy_wowlan_support {
  * @wowlan: WoWLAN support information
  *
  * @ap_sme_capa: AP SME capabilities, flags from &enum nl80211_ap_sme_features.
+ * @ht_capa_mod_mask:  Specify what ht_cap values can be over-ridden.
+ *      If null, then none can be over-ridden.
  */
 struct wiphy {
         /* assign these fields before you register the wiphy */
@@ -2027,6 +2052,8 @@ struct wiphy {
         /* dir in debugfs: ieee80211/<wiphyname> */
         struct dentry *debugfsdir;
 
+        const struct ieee80211_ht_cap *ht_capa_mod_mask;
+
 #ifdef CONFIG_NET_NS
         /* the network namespace this phy lives in currently */
         struct net *_net;