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Commit cd2f5dd7 authored by Assaf Krauss's avatar Assaf Krauss Committed by Johannes Berg
Browse files

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: default avatarAssaf Krauss <assaf.krauss@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent bab5ab7d

net/mac80211/ieee80211_i.h

+1 −0
Original line number Diff line number Diff line
@@ -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 {

net/mac80211/mlme.c

+12 −3
Original line number Diff line number Diff line
@@ -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