mac80211: add P2P NoA settings
Add P2P NoA settings for STA mode.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
[fix docs]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index f925870..8b3e852 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1661,20 +1661,17 @@
rcu_read_lock();
ies = rcu_dereference(cbss->ies);
if (ies) {
- struct ieee80211_p2p_noa_attr noa;
int ret;
ret = cfg80211_get_p2p_attr(
ies->data, ies->len,
IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
- (u8 *) &noa, sizeof(noa));
+ (u8 *) &bss_conf->p2p_noa_attr,
+ sizeof(bss_conf->p2p_noa_attr));
if (ret >= 2) {
- bss_conf->p2p_oppps = noa.oppps_ctwindow &
- IEEE80211_P2P_OPPPS_ENABLE_BIT;
- bss_conf->p2p_ctwindow = noa.oppps_ctwindow &
- IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
+ sdata->u.mgd.p2p_noa_index =
+ bss_conf->p2p_noa_attr.index;
bss_info_changed |= BSS_CHANGED_P2P_PS;
- sdata->u.mgd.p2p_noa_index = noa.index;
}
}
rcu_read_unlock();
@@ -1799,8 +1796,9 @@
changed |= BSS_CHANGED_ASSOC;
sdata->vif.bss_conf.assoc = false;
- sdata->vif.bss_conf.p2p_ctwindow = 0;
- sdata->vif.bss_conf.p2p_oppps = false;
+ ifmgd->p2p_noa_index = -1;
+ memset(&sdata->vif.bss_conf.p2p_noa_attr, 0,
+ sizeof(sdata->vif.bss_conf.p2p_noa_attr));
/* on the next assoc, re-program HT/VHT parameters */
memset(&ifmgd->ht_capa, 0, sizeof(ifmgd->ht_capa));
@@ -2963,24 +2961,30 @@
}
if (sdata->vif.p2p) {
- struct ieee80211_p2p_noa_attr noa;
+ struct ieee80211_p2p_noa_attr noa = {};
int ret;
ret = cfg80211_get_p2p_attr(mgmt->u.beacon.variable,
len - baselen,
IEEE80211_P2P_ATTR_ABSENCE_NOTICE,
(u8 *) &noa, sizeof(noa));
- if (ret >= 2 && sdata->u.mgd.p2p_noa_index != noa.index) {
- bss_conf->p2p_oppps = noa.oppps_ctwindow &
- IEEE80211_P2P_OPPPS_ENABLE_BIT;
- bss_conf->p2p_ctwindow = noa.oppps_ctwindow &
- IEEE80211_P2P_OPPPS_CTWINDOW_MASK;
+ if (ret >= 2) {
+ if (sdata->u.mgd.p2p_noa_index != noa.index) {
+ /* valid noa_attr and index changed */
+ sdata->u.mgd.p2p_noa_index = noa.index;
+ memcpy(&bss_conf->p2p_noa_attr, &noa, sizeof(noa));
+ changed |= BSS_CHANGED_P2P_PS;
+ /*
+ * make sure we update all information, the CRC
+ * mechanism doesn't look at P2P attributes.
+ */
+ ifmgd->beacon_crc_valid = false;
+ }
+ } else if (sdata->u.mgd.p2p_noa_index != -1) {
+ /* noa_attr not found and we had valid noa_attr before */
+ sdata->u.mgd.p2p_noa_index = -1;
+ memset(&bss_conf->p2p_noa_attr, 0, sizeof(bss_conf->p2p_noa_attr));
changed |= BSS_CHANGED_P2P_PS;
- sdata->u.mgd.p2p_noa_index = noa.index;
- /*
- * make sure we update all information, the CRC
- * mechanism doesn't look at P2P attributes.
- */
ifmgd->beacon_crc_valid = false;
}
}
@@ -3523,6 +3527,7 @@
ifmgd->powersave = sdata->wdev.ps;
ifmgd->uapsd_queues = IEEE80211_DEFAULT_UAPSD_QUEUES;
ifmgd->uapsd_max_sp_len = IEEE80211_DEFAULT_MAX_SP_LEN;
+ ifmgd->p2p_noa_index = -1;
mutex_init(&ifmgd->mtx);