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authorAshok Nagarajan <ashok@cozybit.com>2012-04-30 14:20:29 -0700
committerJohn W. Linville <linville@tuxdriver.com>2012-05-02 14:30:36 -0400
commit554bcad05c28bab4e05156e0ffeffeff4e0efc42 (patch)
tree7d99ad736f011bcc0cd8880366234e93a56114be
parent48c932b888129c589836f586e967fe6498408e0d (diff)
downloadiwlwifi-554bcad05c28bab4e05156e0ffeffeff4e0efc42.tar.gz
mac80211: Advertise HT protection mode in IEs
Signed-off-by: Ashok Nagarajan <ashok@cozybit.com> Reviewed-by: Thomas Pedersen <thomas@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--net/mac80211/ibss.c2
-rw-r--r--net/mac80211/ieee80211_i.h3
-rw-r--r--net/mac80211/mesh.c3
-rw-r--r--net/mac80211/util.c9
4 files changed, 8 insertions, 9 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 61cd391c32a36e..bb1a3e62a66a8c 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -164,7 +164,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
pos = ieee80211_ie_build_ht_cap(pos, &sband->ht_cap,
sband->ht_cap.cap);
pos = ieee80211_ie_build_ht_oper(pos, &sband->ht_cap,
- chan, channel_type);
+ chan, channel_type, 0);
}
if (local->hw.queues >= IEEE80211_NUM_ACS) {
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 6cd89d414f2206..ae046b52d5e24b 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1497,7 +1497,8 @@ u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
u16 cap);
u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
struct ieee80211_channel *channel,
- enum nl80211_channel_type channel_type);
+ enum nl80211_channel_type channel_type,
+ u16 prot_mode);
/* internal work items */
void ieee80211_work_init(struct ieee80211_local *local);
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 598a96a3a051ac..8a952e04690abb 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -396,7 +396,8 @@ int mesh_add_ht_oper_ie(struct sk_buff *skb,
return -ENOMEM;
pos = skb_put(skb, 2 + sizeof(struct ieee80211_ht_operation));
- ieee80211_ie_build_ht_oper(pos, ht_cap, channel, channel_type);
+ ieee80211_ie_build_ht_oper(pos, ht_cap, channel, channel_type,
+ sdata->vif.bss_conf.ht_operation_mode);
return 0;
}
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index d9a747d387f046..22f2216b397ea3 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1663,7 +1663,8 @@ u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
struct ieee80211_channel *channel,
- enum nl80211_channel_type channel_type)
+ enum nl80211_channel_type channel_type,
+ u16 prot_mode)
{
struct ieee80211_ht_operation *ht_oper;
/* Build HT Information */
@@ -1689,11 +1690,7 @@ u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
channel_type != NL80211_CHAN_HT20)
ht_oper->ht_param |= IEEE80211_HT_PARAM_CHAN_WIDTH_ANY;
- /*
- * Note: According to 802.11n-2009 9.13.3.1, HT Protection field and
- * RIFS Mode are reserved in IBSS mode, therefore keep them at 0
- */
- ht_oper->operation_mode = 0x0000;
+ ht_oper->operation_mode = cpu_to_le16(prot_mode);
ht_oper->stbc_param = 0x0000;
/* It seems that Basic MCS set and Supported MCS set