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authorAssaf Krauss <assaf.krauss@intel.com>2014-09-03 14:25:02 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-09-05 13:52:08 +0200
commitcd2f5dd709daa8a70f9eb408025dbb1c804929a8 (patch)
treef8edd4bf2cb6b5692885d1f346fd8bd1663de34f /net/mac80211
parentnl80211: Add flag attribute for RRM connections (diff)
downloadlinux-cd2f5dd709daa8a70f9eb408025dbb1c804929a8.tar.xz
linux-cd2f5dd709daa8a70f9eb408025dbb1c804929a8.zip
mac80211: Add RRM support to assoc request
In case of a RRM-supporting connection, in the association request frame: set the RRM capability flag, and add the required IEs. Signed-off-by: Assaf Krauss <assaf.krauss@intel.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_i.h1
-rw-r--r--net/mac80211/mlme.c15
2 files changed, 13 insertions, 3 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index b9d9508a6286..6b7bdd8fae29 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -355,6 +355,7 @@ enum ieee80211_sta_flags {
IEEE80211_STA_DISABLE_80P80MHZ = BIT(12),
IEEE80211_STA_DISABLE_160MHZ = BIT(13),
IEEE80211_STA_DISABLE_WMM = BIT(14),
+ IEEE80211_STA_ENABLE_RRM = BIT(15),
};
struct ieee80211_mgd_auth_data {
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 305e5105aeb1..27231ac2dbdd 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -673,6 +673,9 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
(local->hw.flags & IEEE80211_HW_SPECTRUM_MGMT))
capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
+ if (ifmgd->flags & IEEE80211_STA_ENABLE_RRM)
+ capab |= WLAN_CAPABILITY_RADIO_MEASURE;
+
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24);
memset(mgmt, 0, 24);
memcpy(mgmt->da, assoc_data->bss->bssid, ETH_ALEN);
@@ -738,16 +741,17 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
}
}
- if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT) {
- /* 1. power capabilities */
+ if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT ||
+ capab & WLAN_CAPABILITY_RADIO_MEASURE) {
pos = skb_put(skb, 4);
*pos++ = WLAN_EID_PWR_CAPABILITY;
*pos++ = 2;
*pos++ = 0; /* min tx power */
/* max tx power */
*pos++ = ieee80211_chandef_max_power(&chanctx_conf->def);
+ }
- /* 2. supported channels */
+ if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT) {
/* TODO: get this in reg domain format */
pos = skb_put(skb, 2 * sband->n_channels + 2);
*pos++ = WLAN_EID_SUPPORTED_CHANNELS;
@@ -4410,6 +4414,11 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
ifmgd->flags &= ~IEEE80211_STA_MFP_ENABLED;
}
+ if (req->flags & ASSOC_REQ_USE_RRM)
+ ifmgd->flags |= IEEE80211_STA_ENABLE_RRM;
+ else
+ ifmgd->flags &= ~IEEE80211_STA_ENABLE_RRM;
+
if (req->crypto.control_port)
ifmgd->flags |= IEEE80211_STA_CONTROL_PORT;
else