From: Sara Sharon <[email protected]> Drivers may need to track which vif is using VHT MU-MIMO. Move the flag indicationg the ownership of MU_MIMO to ieee80211_vif.
Signed-off-by: Sara Sharon <[email protected]> Signed-off-by: Emmanuel Grumbach <[email protected]> --- include/net/mac80211.h | 2 ++ net/mac80211/ieee80211_i.h | 2 -- net/mac80211/mlme.c | 11 ++++++----- net/mac80211/util.c | 2 +- net/mac80211/vht.c | 7 +++---- 5 files changed, 12 insertions(+), 12 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 6ca23e3..9cf92d0 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1385,6 +1385,7 @@ enum ieee80211_vif_flags { * @csa_active: marks whether a channel switch is going on. Internally it is * write-protected by sdata_lock and local->mtx so holding either is fine * for read access. + * @mu_mimo_owner: indicates interface owns MU-MIMO capability * @driver_flags: flags/capabilities the driver has for this interface, * these need to be set (or cleared) when the interface is added * or, if supported by the driver, the interface type is changed @@ -1411,6 +1412,7 @@ struct ieee80211_vif { u8 addr[ETH_ALEN]; bool p2p; bool csa_active; + bool mu_mimo_owner; u8 cab_queue; u8 hw_queue[IEEE80211_NUM_ACS]; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index a49c103..1630975 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -716,7 +716,6 @@ struct ieee80211_if_mesh { * back to wireless media and to the local net stack. * @IEEE80211_SDATA_DISCONNECT_RESUME: Disconnect after resume. * @IEEE80211_SDATA_IN_DRIVER: indicates interface was added to driver - * @IEEE80211_SDATA_MU_MIMO_OWNER: indicates interface owns MU-MIMO capability */ enum ieee80211_sub_if_data_flags { IEEE80211_SDATA_ALLMULTI = BIT(0), @@ -724,7 +723,6 @@ enum ieee80211_sub_if_data_flags { IEEE80211_SDATA_DONT_BRIDGE_PACKETS = BIT(3), IEEE80211_SDATA_DISCONNECT_RESUME = BIT(4), IEEE80211_SDATA_IN_DRIVER = BIT(5), - IEEE80211_SDATA_MU_MIMO_OWNER = BIT(6), }; /** diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 857089d..f41625b 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -6,7 +6,7 @@ * Copyright 2006-2007 Jiri Benc <[email protected]> * Copyright 2007, Michael Wu <[email protected]> * Copyright 2013-2014 Intel Mobile Communications GmbH - * Copyright (C) 2015 Intel Deutschland GmbH + * Copyright (C) 2015 - 2016 Intel Deutschland GmbH * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -559,7 +559,7 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, struct ieee80211_sub_if_data *other; list_for_each_entry_rcu(other, &local->interfaces, list) { - if (other->flags & IEEE80211_SDATA_MU_MIMO_OWNER) { + if (other->vif.mu_mimo_owner) { disable_mu_mimo = true; break; } @@ -567,7 +567,7 @@ static void ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata, if (disable_mu_mimo) cap &= ~IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE; else - sdata->flags |= IEEE80211_SDATA_MU_MIMO_OWNER; + sdata->vif.mu_mimo_owner = true; } mask = IEEE80211_VHT_CAP_BEAMFORMEE_STS_MASK; @@ -2052,7 +2052,7 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, memset(sdata->vif.bss_conf.mu_group.position, 0, sizeof(sdata->vif.bss_conf.mu_group.position)); changed |= BSS_CHANGED_MU_GROUPS; - sdata->flags &= ~IEEE80211_SDATA_MU_MIMO_OWNER; + sdata->vif.mu_mimo_owner = false; sdata->ap_power_level = IEEE80211_UNSET_POWER_LEVEL; @@ -2509,7 +2509,8 @@ static void ieee80211_destroy_assoc_data(struct ieee80211_sub_if_data *sdata, eth_zero_addr(sdata->u.mgd.bssid); ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID); sdata->u.mgd.flags = 0; - sdata->flags &= ~IEEE80211_SDATA_MU_MIMO_OWNER; + sdata->vif.mu_mimo_owner = false; + mutex_lock(&sdata->local->mtx); ieee80211_vif_release_channel(sdata); mutex_unlock(&sdata->local->mtx); diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 52766f7..743265a 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1928,7 +1928,7 @@ int ieee80211_reconfig(struct ieee80211_local *local) BSS_CHANGED_IDLE | BSS_CHANGED_TXPOWER; - if (sdata->flags & IEEE80211_SDATA_MU_MIMO_OWNER) + if (sdata->vif.mu_mimo_owner) changed |= BSS_CHANGED_MU_GROUPS; switch (sdata->vif.type) { diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c index f8f1611..89e04d5 100644 --- a/net/mac80211/vht.c +++ b/net/mac80211/vht.c @@ -450,7 +450,7 @@ void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, { struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; - if (!(sdata->flags & IEEE80211_SDATA_MU_MIMO_OWNER)) + if (!sdata->vif.mu_mimo_owner) return; if (!memcmp(mgmt->u.action.u.vht_group_notif.position, @@ -472,10 +472,9 @@ void ieee80211_process_mu_groups(struct ieee80211_sub_if_data *sdata, void ieee80211_update_mu_groups(struct ieee80211_vif *vif, const u8 *membership, const u8 *position) { - struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); - struct ieee80211_bss_conf *bss_conf = &sdata->vif.bss_conf; + struct ieee80211_bss_conf *bss_conf = &vif->bss_conf; - if (WARN_ON_ONCE(!(sdata->flags & IEEE80211_SDATA_MU_MIMO_OWNER))) + if (WARN_ON_ONCE(!vif->mu_mimo_owner)) return; memcpy(bss_conf->mu_group.membership, membership, WLAN_MEMBERSHIP_LEN); -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
