1 files changed, 77 insertions, 20 deletions

diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c
index 97662a1ba58c..e73034fbbde9 100644
--- a/drivers/net/wireless/mwifiex/tdls.c
+++ b/drivers/net/wireless/mwifiex/tdls.c
@@ -25,8 +25,8 @@
 #define TDLS_RESP_FIX_LEN     8
 #define TDLS_CONFIRM_FIX_LEN  6
 
-static void
-mwifiex_restore_tdls_packets(struct mwifiex_private *priv, u8 *mac, u8 status)
+static void mwifiex_restore_tdls_packets(struct mwifiex_private *priv,
+					 const u8 *mac, u8 status)
 {
 	struct mwifiex_ra_list_tbl *ra_list;
 	struct list_head *tid_list;
@@ -84,7 +84,8 @@ mwifiex_restore_tdls_packets(struct mwifiex_private *priv, u8 *mac, u8 status)
 	return;
 }
 
-static void mwifiex_hold_tdls_packets(struct mwifiex_private *priv, u8 *mac)
+static void mwifiex_hold_tdls_packets(struct mwifiex_private *priv,
+				      const u8 *mac)
 {
 	struct mwifiex_ra_list_tbl *ra_list;
 	struct list_head *ra_list_head;
@@ -185,8 +186,50 @@ static int mwifiex_tdls_add_vht_capab(struct mwifiex_private *priv,
 	return 0;
 }
 
+static int
+mwifiex_tdls_add_ht_oper(struct mwifiex_private *priv, const u8 *mac,
+			 u8 vht_enabled, struct sk_buff *skb)
+{
+	struct ieee80211_ht_operation *ht_oper;
+	struct mwifiex_sta_node *sta_ptr;
+	struct mwifiex_bssdescriptor *bss_desc =
+					&priv->curr_bss_params.bss_descriptor;
+	u8 *pos;
+
+	sta_ptr = mwifiex_get_sta_entry(priv, mac);
+	if (unlikely(!sta_ptr)) {
+		dev_warn(priv->adapter->dev,
+			 "TDLS peer station not found in list\n");
+		return -1;
+	}
+
+	pos = (void *)skb_put(skb, sizeof(struct ieee80211_ht_operation) + 2);
+	*pos++ = WLAN_EID_HT_OPERATION;
+	*pos++ = sizeof(struct ieee80211_ht_operation);
+	ht_oper = (void *)pos;
+
+	ht_oper->primary_chan = bss_desc->channel;
+
+	/* follow AP's channel bandwidth */
+	if (ISSUPP_CHANWIDTH40(priv->adapter->hw_dot_11n_dev_cap) &&
+	    bss_desc->bcn_ht_cap &&
+	    ISALLOWED_CHANWIDTH40(bss_desc->bcn_ht_oper->ht_param))
+		ht_oper->ht_param = bss_desc->bcn_ht_oper->ht_param;
+
+	if (vht_enabled) {
+		ht_oper->ht_param =
+			  mwifiex_get_sec_chan_offset(bss_desc->channel);
+		ht_oper->ht_param |= BIT(2);
+	}
+
+	memcpy(&sta_ptr->tdls_cap.ht_oper, ht_oper,
+	       sizeof(struct ieee80211_ht_operation));
+
+	return 0;
+}
+
 static int mwifiex_tdls_add_vht_oper(struct mwifiex_private *priv,
-				     u8 *mac, struct sk_buff *skb)
+				     const u8 *mac, struct sk_buff *skb)
 {
 	struct mwifiex_bssdescriptor *bss_desc;
 	struct ieee80211_vht_operation *vht_oper;
@@ -325,8 +368,9 @@ static void mwifiex_tdls_add_qos_capab(struct sk_buff *skb)
 }
 
 static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv,
-			     u8 *peer, u8 action_code, u8 dialog_token,
-			     u16 status_code, struct sk_buff *skb)
+					const u8 *peer, u8 action_code,
+					u8 dialog_token,
+					u16 status_code, struct sk_buff *skb)
 {
 	struct ieee80211_tdls_data *tf;
 	int ret;
@@ -428,6 +472,17 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv,
 				dev_kfree_skb_any(skb);
 				return ret;
 			}
+			ret = mwifiex_tdls_add_ht_oper(priv, peer, 1, skb);
+			if (ret) {
+				dev_kfree_skb_any(skb);
+				return ret;
+			}
+		} else {
+			ret = mwifiex_tdls_add_ht_oper(priv, peer, 0, skb);
+			if (ret) {
+				dev_kfree_skb_any(skb);
+				return ret;
+			}
 		}
 		break;
 
@@ -453,7 +508,8 @@ static int mwifiex_prep_tdls_encap_data(struct mwifiex_private *priv,
 }
 
 static void
-mwifiex_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr, u8 *peer, u8 *bssid)
+mwifiex_tdls_add_link_ie(struct sk_buff *skb, const u8 *src_addr,
+			 const u8 *peer, const u8 *bssid)
 {
 	struct ieee80211_tdls_lnkie *lnkid;
 
@@ -467,8 +523,8 @@ mwifiex_tdls_add_link_ie(struct sk_buff *skb, u8 *src_addr, u8 *peer, u8 *bssid)
 	memcpy(lnkid->resp_sta, peer, ETH_ALEN);
 }
 
-int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv,
-				 u8 *peer, u8 action_code, u8 dialog_token,
+int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv, const u8 *peer,
+				 u8 action_code, u8 dialog_token,
 				 u16 status_code, const u8 *extra_ies,
 				 size_t extra_ies_len)
 {
@@ -560,7 +616,8 @@ int mwifiex_send_tdls_data_frame(struct mwifiex_private *priv,
 }
 
 static int
-mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, u8 *peer,
+mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv,
+				    const u8 *peer,
 				    u8 action_code, u8 dialog_token,
 				    u16 status_code, struct sk_buff *skb)
 {
@@ -638,10 +695,10 @@ mwifiex_construct_tdls_action_frame(struct mwifiex_private *priv, u8 *peer,
 	return 0;
 }
 
-int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv,
-				 u8 *peer, u8 action_code, u8 dialog_token,
-				 u16 status_code, const u8 *extra_ies,
-				 size_t extra_ies_len)
+int mwifiex_send_tdls_action_frame(struct mwifiex_private *priv, const u8 *peer,
+				   u8 action_code, u8 dialog_token,
+				   u16 status_code, const u8 *extra_ies,
+				   size_t extra_ies_len)
 {
 	struct sk_buff *skb;
 	struct mwifiex_txinfo *tx_info;
@@ -848,7 +905,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
 }
 
 static int
-mwifiex_tdls_process_config_link(struct mwifiex_private *priv, u8 *peer)
+mwifiex_tdls_process_config_link(struct mwifiex_private *priv, const u8 *peer)
 {
 	struct mwifiex_sta_node *sta_ptr;
 	struct mwifiex_ds_tdls_oper tdls_oper;
@@ -869,7 +926,7 @@ mwifiex_tdls_process_config_link(struct mwifiex_private *priv, u8 *peer)
 }
 
 static int
-mwifiex_tdls_process_create_link(struct mwifiex_private *priv, u8 *peer)
+mwifiex_tdls_process_create_link(struct mwifiex_private *priv, const u8 *peer)
 {
 	struct mwifiex_sta_node *sta_ptr;
 	struct mwifiex_ds_tdls_oper tdls_oper;
@@ -896,7 +953,7 @@ mwifiex_tdls_process_create_link(struct mwifiex_private *priv, u8 *peer)
 }
 
 static int
-mwifiex_tdls_process_disable_link(struct mwifiex_private *priv, u8 *peer)
+mwifiex_tdls_process_disable_link(struct mwifiex_private *priv, const u8 *peer)
 {
 	struct mwifiex_sta_node *sta_ptr;
 	struct mwifiex_ds_tdls_oper tdls_oper;
@@ -925,7 +982,7 @@ mwifiex_tdls_process_disable_link(struct mwifiex_private *priv, u8 *peer)
 }
 
 static int
-mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, u8 *peer)
+mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, const u8 *peer)
 {
 	struct mwifiex_sta_node *sta_ptr;
 	struct ieee80211_mcs_info mcs;
@@ -982,7 +1039,7 @@ mwifiex_tdls_process_enable_link(struct mwifiex_private *priv, u8 *peer)
 	return 0;
 }
 
-int mwifiex_tdls_oper(struct mwifiex_private *priv, u8 *peer, u8 action)
+int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action)
 {
 	switch (action) {
 	case MWIFIEX_TDLS_ENABLE_LINK:
@@ -997,7 +1054,7 @@ int mwifiex_tdls_oper(struct mwifiex_private *priv, u8 *peer, u8 action)
 	return 0;
 }
 
-int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, u8 *mac)
+int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac)
 {
 	struct mwifiex_sta_node *sta_ptr;