From cd2f5dd709daa8a70f9eb408025dbb1c804929a8 Mon Sep 17 00:00:00 2001 From: Assaf Krauss Date: Wed, 3 Sep 2014 15:25:02 +0300 Subject: 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 Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg --- net/mac80211/ieee80211_i.h | 1 + net/mac80211/mlme.c | 15 ++++++++++++--- 2 files changed, 13 insertions(+), 3 deletions(-) (limited to 'net/mac80211') 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 -- cgit v1.2.3