mirror of https://github.com/hak5/openwrt-owl.git
1646 lines
52 KiB
Diff
1646 lines
52 KiB
Diff
--- a/net/mac80211/agg-rx.c
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+++ b/net/mac80211/agg-rx.c
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@@ -176,6 +176,8 @@ static void ieee80211_send_addba_resp(st
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memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
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else if (sdata->vif.type == NL80211_IFTYPE_STATION)
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memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
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+ else if (sdata->vif.type == NL80211_IFTYPE_WDS)
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+ memcpy(mgmt->bssid, da, ETH_ALEN);
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mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
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IEEE80211_STYPE_ACTION);
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@@ -262,7 +264,11 @@ void ieee80211_process_addba_request(str
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"%pM on tid %u\n",
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mgmt->sa, tid);
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#endif /* CONFIG_MAC80211_HT_DEBUG */
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- goto end;
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+
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+ /* delete existing Rx BA session on the same tid */
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+ ___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,
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+ WLAN_STATUS_UNSPECIFIED_QOS,
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+ false);
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}
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/* prepare A-MPDU MLME for Rx aggregation */
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--- a/net/mac80211/agg-tx.c
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+++ b/net/mac80211/agg-tx.c
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@@ -79,7 +79,8 @@ static void ieee80211_send_addba_request
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memcpy(mgmt->da, da, ETH_ALEN);
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memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
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if (sdata->vif.type == NL80211_IFTYPE_AP ||
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- sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
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+ sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
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+ sdata->vif.type == NL80211_IFTYPE_WDS)
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memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
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else if (sdata->vif.type == NL80211_IFTYPE_STATION)
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memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
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@@ -398,7 +399,8 @@ int ieee80211_start_tx_ba_session(struct
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*/
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if (sdata->vif.type != NL80211_IFTYPE_STATION &&
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sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
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- sdata->vif.type != NL80211_IFTYPE_AP)
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+ sdata->vif.type != NL80211_IFTYPE_AP &&
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+ sdata->vif.type != NL80211_IFTYPE_WDS)
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return -EINVAL;
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if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
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@@ -809,7 +811,7 @@ void ieee80211_process_addba_resp(struct
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* of at least 1.
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*/
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if (!buf_size)
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- goto out;
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+ buf_size = 1;
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if (test_and_set_bit(HT_AGG_STATE_RESPONSE_RECEIVED,
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&tid_tx->state)) {
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--- a/net/mac80211/debugfs_sta.c
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+++ b/net/mac80211/debugfs_sta.c
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@@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil
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char buf[100];
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struct sta_info *sta = file->private_data;
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u32 staflags = get_sta_flags(sta);
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- int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s",
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+ int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s",
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staflags & WLAN_STA_AUTH ? "AUTH\n" : "",
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staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
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staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "",
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@@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil
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staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
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staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
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staflags & WLAN_STA_WME ? "WME\n" : "",
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- staflags & WLAN_STA_WDS ? "WDS\n" : "",
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staflags & WLAN_STA_MFP ? "MFP\n" : "");
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return simple_read_from_buffer(userbuf, count, ppos, buf, res);
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}
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--- a/net/mac80211/iface.c
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+++ b/net/mac80211/iface.c
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@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
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{
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struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
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struct ieee80211_local *local = sdata->local;
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- struct sta_info *sta;
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u32 changed = 0;
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int res;
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u32 hw_reconf_flags = 0;
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@@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_
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set_bit(SDATA_STATE_RUNNING, &sdata->state);
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- if (sdata->vif.type == NL80211_IFTYPE_WDS) {
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- /* Create STA entry for the WDS peer */
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- sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
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- GFP_KERNEL);
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- if (!sta) {
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- res = -ENOMEM;
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- goto err_del_interface;
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- }
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-
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- /* no locking required since STA is not live yet */
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- sta->flags |= WLAN_STA_AUTHORIZED;
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-
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- res = sta_info_insert(sta);
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- if (res) {
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- /* STA has been freed */
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- goto err_del_interface;
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- }
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-
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- rate_control_rate_init(sta);
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- }
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-
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/*
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* set_multicast_list will be invoked by the networking core
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* which will check whether any increments here were done in
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@@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_
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netif_tx_start_all_queues(dev);
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return 0;
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- err_del_interface:
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- drv_remove_interface(local, &sdata->vif);
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+
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err_stop:
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if (!local->open_count)
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drv_stop(local);
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@@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne
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dev->destructor = free_netdev;
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}
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+static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
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+ struct sk_buff *skb)
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+{
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+ struct ieee80211_local *local = sdata->local;
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+ struct ieee80211_rx_status *rx_status;
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+ struct ieee802_11_elems elems;
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+ struct ieee80211_mgmt *mgmt;
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+ struct sta_info *sta;
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+ size_t baselen;
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+ u32 rates = 0;
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+ u16 stype;
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+ bool new = false;
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+ enum ieee80211_band band = local->hw.conf.channel->band;
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+ struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
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+
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+ rx_status = IEEE80211_SKB_RXCB(skb);
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+ mgmt = (struct ieee80211_mgmt *) skb->data;
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+ stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
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+
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+ if (stype != IEEE80211_STYPE_BEACON)
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+ return;
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+
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+ baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
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+ if (baselen > skb->len)
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+ return;
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+
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+ ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
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+ skb->len - baselen, &elems);
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+
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+ rates = ieee80211_sta_get_rates(local, &elems, band);
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+
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+ rcu_read_lock();
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+
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+ sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
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+
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+ if (!sta) {
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+ rcu_read_unlock();
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+ sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
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+ GFP_KERNEL);
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+ if (!sta)
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+ return;
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+
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+ new = true;
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+ }
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+
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+ sta->last_rx = jiffies;
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+ sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
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+
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+ if (elems.ht_cap_elem)
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+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
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+ elems.ht_cap_elem, &sta->sta.ht_cap);
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+
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+ if (elems.wmm_param)
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+ set_sta_flags(sta, WLAN_STA_WME);
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+
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+ if (new) {
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+ sta->flags = WLAN_STA_AUTHORIZED;
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+ rate_control_rate_init(sta);
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+ sta_info_insert_rcu(sta);
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+ }
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+
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+ rcu_read_unlock();
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+}
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+
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static void ieee80211_iface_work(struct work_struct *work)
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{
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struct ieee80211_sub_if_data *sdata =
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@@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct
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break;
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ieee80211_mesh_rx_queued_mgmt(sdata, skb);
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break;
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+ case NL80211_IFTYPE_WDS:
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+ ieee80211_wds_rx_queued_mgmt(sdata, skb);
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+ break;
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default:
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WARN(1, "frame for unexpected interface type");
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break;
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--- a/net/mac80211/rx.c
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+++ b/net/mac80211/rx.c
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@@ -2137,7 +2137,8 @@ ieee80211_rx_h_action(struct ieee80211_r
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*/
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if (sdata->vif.type != NL80211_IFTYPE_STATION &&
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sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
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- sdata->vif.type != NL80211_IFTYPE_AP)
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+ sdata->vif.type != NL80211_IFTYPE_AP &&
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+ sdata->vif.type != NL80211_IFTYPE_WDS)
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break;
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/* verify action_code is present */
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@@ -2335,13 +2336,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
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if (!ieee80211_vif_is_mesh(&sdata->vif) &&
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sdata->vif.type != NL80211_IFTYPE_ADHOC &&
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- sdata->vif.type != NL80211_IFTYPE_STATION)
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+ sdata->vif.type != NL80211_IFTYPE_STATION &&
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+ sdata->vif.type != NL80211_IFTYPE_WDS)
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return RX_DROP_MONITOR;
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switch (stype) {
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case cpu_to_le16(IEEE80211_STYPE_BEACON):
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case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
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- /* process for all: mesh, mlme, ibss */
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+ /* process for all: mesh, mlme, ibss, wds */
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break;
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case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
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case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
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@@ -2680,10 +2682,16 @@ static int prepare_for_handlers(struct i
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}
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break;
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case NL80211_IFTYPE_WDS:
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- if (bssid || !ieee80211_is_data(hdr->frame_control))
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- return 0;
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if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
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return 0;
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+
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+ if (ieee80211_is_data(hdr->frame_control) ||
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+ ieee80211_is_action(hdr->frame_control)) {
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+ if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
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+ return 0;
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+ } else if (!ieee80211_is_beacon(hdr->frame_control))
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+ return 0;
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+
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break;
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default:
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/* should never get here */
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--- a/net/mac80211/sta_info.h
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+++ b/net/mac80211/sta_info.h
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@@ -31,7 +31,6 @@
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* frames.
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* @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP.
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* @WLAN_STA_WME: Station is a QoS-STA.
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- * @WLAN_STA_WDS: Station is one of our WDS peers.
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* @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
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* IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
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* frame to this station is transmitted.
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@@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags {
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WLAN_STA_SHORT_PREAMBLE = 1<<4,
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WLAN_STA_ASSOC_AP = 1<<5,
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WLAN_STA_WME = 1<<6,
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- WLAN_STA_WDS = 1<<7,
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WLAN_STA_CLEAR_PS_FILT = 1<<9,
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WLAN_STA_MFP = 1<<10,
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WLAN_STA_BLOCK_BA = 1<<11,
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--- a/drivers/net/wireless/ath/ath9k/beacon.c
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+++ b/drivers/net/wireless/ath/ath9k/beacon.c
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@@ -360,6 +360,7 @@ void ath_beacon_tasklet(unsigned long da
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struct ath_common *common = ath9k_hw_common(ah);
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struct ath_buf *bf = NULL;
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struct ieee80211_vif *vif;
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+ struct ath_tx_status ts;
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int slot;
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u32 bfaddr, bc = 0;
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@@ -384,7 +385,9 @@ void ath_beacon_tasklet(unsigned long da
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ath_dbg(common, ATH_DBG_BSTUCK,
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"beacon is officially stuck\n");
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sc->sc_flags |= SC_OP_TSF_RESET;
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+ spin_lock(&sc->sc_pcu_lock);
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ath_reset(sc, true);
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+ spin_unlock(&sc->sc_pcu_lock);
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}
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return;
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@@ -464,6 +467,11 @@ void ath_beacon_tasklet(unsigned long da
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ath9k_hw_txstart(ah, sc->beacon.beaconq);
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sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
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+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
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+ spin_lock_bh(&sc->sc_pcu_lock);
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+ ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
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+ spin_unlock_bh(&sc->sc_pcu_lock);
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+ }
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}
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}
|
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|
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--- a/drivers/net/wireless/ath/ath9k/main.c
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|
+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -617,8 +617,11 @@ void ath_hw_check(struct work_struct *wo
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ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
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"busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
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if (busy >= 99) {
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- if (++sc->hw_busy_count >= 3)
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+ if (++sc->hw_busy_count >= 3) {
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+ spin_lock_bh(&sc->sc_pcu_lock);
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ath_reset(sc, true);
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+ spin_unlock_bh(&sc->sc_pcu_lock);
|
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+ }
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} else if (busy >= 0)
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sc->hw_busy_count = 0;
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|
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@@ -637,7 +640,9 @@ static void ath_hw_pll_rx_hang_check(str
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/* Rx is hung for more than 500ms. Reset it */
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ath_dbg(common, ATH_DBG_RESET,
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"Possible RX hang, resetting");
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+ spin_lock_bh(&sc->sc_pcu_lock);
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ath_reset(sc, true);
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+ spin_unlock_bh(&sc->sc_pcu_lock);
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count = 0;
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}
|
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} else
|
|
@@ -674,7 +679,9 @@ void ath9k_tasklet(unsigned long data)
|
|
|
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if ((status & ATH9K_INT_FATAL) ||
|
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(status & ATH9K_INT_BB_WATCHDOG)) {
|
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+ spin_lock(&sc->sc_pcu_lock);
|
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ath_reset(sc, true);
|
|
+ spin_unlock(&sc->sc_pcu_lock);
|
|
return;
|
|
}
|
|
|
|
@@ -980,7 +987,6 @@ int ath_reset(struct ath_softc *sc, bool
|
|
del_timer_sync(&common->ani.timer);
|
|
|
|
ath9k_ps_wakeup(sc);
|
|
- spin_lock_bh(&sc->sc_pcu_lock);
|
|
|
|
ieee80211_stop_queues(hw);
|
|
|
|
@@ -1023,7 +1029,6 @@ int ath_reset(struct ath_softc *sc, bool
|
|
}
|
|
|
|
ieee80211_wake_queues(hw);
|
|
- spin_unlock_bh(&sc->sc_pcu_lock);
|
|
|
|
/* Start ANI */
|
|
if (!common->disable_ani)
|
|
@@ -2326,9 +2331,9 @@ static void ath9k_flush(struct ieee80211
|
|
ath9k_ps_wakeup(sc);
|
|
spin_lock_bh(&sc->sc_pcu_lock);
|
|
drain_txq = ath_drain_all_txq(sc, false);
|
|
- spin_unlock_bh(&sc->sc_pcu_lock);
|
|
if (!drain_txq)
|
|
ath_reset(sc, false);
|
|
+ spin_unlock_bh(&sc->sc_pcu_lock);
|
|
ath9k_ps_restore(sc);
|
|
ieee80211_wake_queues(hw);
|
|
|
|
--- a/drivers/net/wireless/ath/ath9k/xmit.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
|
|
@@ -565,11 +565,8 @@ static void ath_tx_complete_aggr(struct
|
|
|
|
rcu_read_unlock();
|
|
|
|
- if (needreset) {
|
|
- spin_unlock_bh(&sc->sc_pcu_lock);
|
|
+ if (needreset)
|
|
ath_reset(sc, false);
|
|
- spin_lock_bh(&sc->sc_pcu_lock);
|
|
- }
|
|
}
|
|
|
|
static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
|
|
@@ -664,7 +661,8 @@ static int ath_compute_num_delims(struct
|
|
* TODO - this could be improved to be dependent on the rate.
|
|
* The hardware can keep up at lower rates, but not higher rates
|
|
*/
|
|
- if (fi->keyix != ATH9K_TXKEYIX_INVALID)
|
|
+ if ((fi->keyix != ATH9K_TXKEYIX_INVALID) &&
|
|
+ !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))
|
|
ndelim += ATH_AGGR_ENCRYPTDELIM;
|
|
|
|
/*
|
|
@@ -2169,7 +2167,9 @@ static void ath_tx_complete_poll_work(st
|
|
if (needreset) {
|
|
ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
|
|
"tx hung, resetting the chip\n");
|
|
+ spin_lock_bh(&sc->sc_pcu_lock);
|
|
ath_reset(sc, true);
|
|
+ spin_unlock_bh(&sc->sc_pcu_lock);
|
|
}
|
|
|
|
ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
|
|
@@ -236,7 +236,7 @@ static void ar9003_paprd_get_gain_table(
|
|
memset(entry, 0, sizeof(ah->paprd_gain_table_entries));
|
|
memset(index, 0, sizeof(ah->paprd_gain_table_index));
|
|
|
|
- for (i = 0; i < 32; i++) {
|
|
+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
|
|
entry[i] = REG_READ(ah, reg);
|
|
index[i] = (entry[i] >> 24) & 0xff;
|
|
reg += 4;
|
|
@@ -246,13 +246,13 @@ static void ar9003_paprd_get_gain_table(
|
|
static unsigned int ar9003_get_desired_gain(struct ath_hw *ah, int chain,
|
|
int target_power)
|
|
{
|
|
- int olpc_gain_delta = 0;
|
|
+ int olpc_gain_delta = 0, cl_gain_mod;
|
|
int alpha_therm, alpha_volt;
|
|
int therm_cal_value, volt_cal_value;
|
|
int therm_value, volt_value;
|
|
int thermal_gain_corr, voltage_gain_corr;
|
|
int desired_scale, desired_gain = 0;
|
|
- u32 reg;
|
|
+ u32 reg_olpc = 0, reg_cl_gain = 0;
|
|
|
|
REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
|
|
AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
|
|
@@ -271,15 +271,29 @@ static unsigned int ar9003_get_desired_g
|
|
volt_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4,
|
|
AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE);
|
|
|
|
- if (chain == 0)
|
|
- reg = AR_PHY_TPC_11_B0;
|
|
- else if (chain == 1)
|
|
- reg = AR_PHY_TPC_11_B1;
|
|
- else
|
|
- reg = AR_PHY_TPC_11_B2;
|
|
+ switch (chain) {
|
|
+ case 0:
|
|
+ reg_olpc = AR_PHY_TPC_11_B0;
|
|
+ reg_cl_gain = AR_PHY_CL_TAB_0;
|
|
+ break;
|
|
+ case 1:
|
|
+ reg_olpc = AR_PHY_TPC_11_B1;
|
|
+ reg_cl_gain = AR_PHY_CL_TAB_1;
|
|
+ break;
|
|
+ case 2:
|
|
+ reg_olpc = AR_PHY_TPC_11_B2;
|
|
+ reg_cl_gain = AR_PHY_CL_TAB_2;
|
|
+ break;
|
|
+ default:
|
|
+ ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
|
|
+ "Invalid chainmask: %d\n", chain);
|
|
+ break;
|
|
+ }
|
|
|
|
- olpc_gain_delta = REG_READ_FIELD(ah, reg,
|
|
+ olpc_gain_delta = REG_READ_FIELD(ah, reg_olpc,
|
|
AR_PHY_TPC_11_OLPC_GAIN_DELTA);
|
|
+ cl_gain_mod = REG_READ_FIELD(ah, reg_cl_gain,
|
|
+ AR_PHY_CL_TAB_CL_GAIN_MOD);
|
|
|
|
if (olpc_gain_delta >= 128)
|
|
olpc_gain_delta = olpc_gain_delta - 256;
|
|
@@ -289,7 +303,7 @@ static unsigned int ar9003_get_desired_g
|
|
voltage_gain_corr = (alpha_volt * (volt_value - volt_cal_value) +
|
|
(128 / 2)) / 128;
|
|
desired_gain = target_power - olpc_gain_delta - thermal_gain_corr -
|
|
- voltage_gain_corr + desired_scale;
|
|
+ voltage_gain_corr + desired_scale + cl_gain_mod;
|
|
|
|
return desired_gain;
|
|
}
|
|
@@ -727,7 +741,7 @@ int ar9003_paprd_setup_gain_table(struct
|
|
desired_gain = ar9003_get_desired_gain(ah, chain, train_power);
|
|
|
|
gain_index = 0;
|
|
- for (i = 0; i < 32; i++) {
|
|
+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
|
|
if (ah->paprd_gain_table_index[i] >= desired_gain)
|
|
break;
|
|
gain_index++;
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
|
|
@@ -1121,6 +1121,9 @@
|
|
#define AR_PHY_POWERTX_RATE8_POWERTXHT40_5 0x3F00
|
|
#define AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S 8
|
|
|
|
+#define AR_PHY_CL_TAB_CL_GAIN_MOD 0x1f
|
|
+#define AR_PHY_CL_TAB_CL_GAIN_MOD_S 0
|
|
+
|
|
void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
|
|
|
|
#endif /* AR9003_PHY_H */
|
|
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
|
|
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
|
|
@@ -691,14 +691,12 @@ ath5k_eeprom_free_pcal_info(struct ath5k
|
|
if (!chinfo[pier].pd_curves)
|
|
continue;
|
|
|
|
- for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
|
|
+ for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) {
|
|
struct ath5k_pdgain_info *pd =
|
|
&chinfo[pier].pd_curves[pdg];
|
|
|
|
- if (pd != NULL) {
|
|
- kfree(pd->pd_step);
|
|
- kfree(pd->pd_pwr);
|
|
- }
|
|
+ kfree(pd->pd_step);
|
|
+ kfree(pd->pd_pwr);
|
|
}
|
|
|
|
kfree(chinfo[pier].pd_curves);
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
|
|
@@ -229,6 +229,7 @@ static void ar9003_hw_fill_txdesc(struct
|
|
static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
|
|
struct ath_tx_status *ts)
|
|
{
|
|
+ struct ar9003_txc *txc = (struct ar9003_txc *) ds;
|
|
struct ar9003_txs *ads;
|
|
u32 status;
|
|
|
|
@@ -238,7 +239,11 @@ static int ar9003_hw_proc_txdesc(struct
|
|
if ((status & AR_TxDone) == 0)
|
|
return -EINPROGRESS;
|
|
|
|
- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
|
|
+ ts->qid = MS(ads->ds_info, AR_TxQcuNum);
|
|
+ if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
|
|
+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
|
|
+ else
|
|
+ return -ENOENT;
|
|
|
|
if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
|
|
(MS(ads->ds_info, AR_TxRxDesc) != 1)) {
|
|
@@ -254,7 +259,6 @@ static int ar9003_hw_proc_txdesc(struct
|
|
ts->ts_seqnum = MS(status, AR_SeqNum);
|
|
ts->tid = MS(status, AR_TxTid);
|
|
|
|
- ts->qid = MS(ads->ds_info, AR_TxQcuNum);
|
|
ts->desc_id = MS(ads->status1, AR_TxDescId);
|
|
ts->ts_tstamp = ads->status4;
|
|
ts->ts_status = 0;
|
|
--- a/net/mac80211/wpa.c
|
|
+++ b/net/mac80211/wpa.c
|
|
@@ -15,6 +15,7 @@
|
|
#include <linux/gfp.h>
|
|
#include <asm/unaligned.h>
|
|
#include <net/mac80211.h>
|
|
+#include <crypto/aes.h>
|
|
|
|
#include "ieee80211_i.h"
|
|
#include "michael.h"
|
|
@@ -86,6 +87,11 @@ ieee80211_rx_h_michael_mic_verify(struct
|
|
struct sk_buff *skb = rx->skb;
|
|
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
+ int queue = rx->queue;
|
|
+
|
|
+ /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */
|
|
+ if (rx->queue == NUM_RX_DATA_QUEUES - 1)
|
|
+ queue = 0;
|
|
|
|
/*
|
|
* it makes no sense to check for MIC errors on anything other
|
|
@@ -148,8 +154,8 @@ ieee80211_rx_h_michael_mic_verify(struct
|
|
|
|
update_iv:
|
|
/* update IV in key information to be able to detect replays */
|
|
- rx->key->u.tkip.rx[rx->queue].iv32 = rx->tkip_iv32;
|
|
- rx->key->u.tkip.rx[rx->queue].iv16 = rx->tkip_iv16;
|
|
+ rx->key->u.tkip.rx[queue].iv32 = rx->tkip_iv32;
|
|
+ rx->key->u.tkip.rx[queue].iv16 = rx->tkip_iv16;
|
|
|
|
return RX_CONTINUE;
|
|
|
|
@@ -165,6 +171,7 @@ static int tkip_encrypt_skb(struct ieee8
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
|
|
struct ieee80211_key *key = tx->key;
|
|
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
+ unsigned long flags;
|
|
unsigned int hdrlen;
|
|
int len, tail;
|
|
u8 *pos;
|
|
@@ -192,11 +199,12 @@ static int tkip_encrypt_skb(struct ieee8
|
|
pos += hdrlen;
|
|
|
|
/* Increase IV for the frame */
|
|
+ spin_lock_irqsave(&key->u.tkip.txlock, flags);
|
|
key->u.tkip.tx.iv16++;
|
|
if (key->u.tkip.tx.iv16 == 0)
|
|
key->u.tkip.tx.iv32++;
|
|
-
|
|
- pos = ieee80211_tkip_add_iv(pos, key, key->u.tkip.tx.iv16);
|
|
+ pos = ieee80211_tkip_add_iv(pos, key);
|
|
+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
|
|
|
|
/* hwaccel - with software IV */
|
|
if (info->control.hw_key)
|
|
@@ -205,9 +213,8 @@ static int tkip_encrypt_skb(struct ieee8
|
|
/* Add room for ICV */
|
|
skb_put(skb, TKIP_ICV_LEN);
|
|
|
|
- hdr = (struct ieee80211_hdr *) skb->data;
|
|
return ieee80211_tkip_encrypt_data(tx->local->wep_tx_tfm,
|
|
- key, pos, len, hdr->addr2);
|
|
+ key, skb, pos, len);
|
|
}
|
|
|
|
|
|
@@ -235,6 +242,11 @@ ieee80211_crypto_tkip_decrypt(struct iee
|
|
struct ieee80211_key *key = rx->key;
|
|
struct sk_buff *skb = rx->skb;
|
|
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
|
|
+ int queue = rx->queue;
|
|
+
|
|
+ /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */
|
|
+ if (rx->queue == NUM_RX_DATA_QUEUES - 1)
|
|
+ queue = 0;
|
|
|
|
hdrlen = ieee80211_hdrlen(hdr->frame_control);
|
|
|
|
@@ -255,7 +267,7 @@ ieee80211_crypto_tkip_decrypt(struct iee
|
|
res = ieee80211_tkip_decrypt_data(rx->local->wep_rx_tfm,
|
|
key, skb->data + hdrlen,
|
|
skb->len - hdrlen, rx->sta->sta.addr,
|
|
- hdr->addr1, hwaccel, rx->queue,
|
|
+ hdr->addr1, hwaccel, queue,
|
|
&rx->tkip_iv32,
|
|
&rx->tkip_iv16);
|
|
if (res != TKIP_DECRYPT_OK)
|
|
@@ -283,6 +295,8 @@ static void ccmp_special_blocks(struct s
|
|
unsigned int hdrlen;
|
|
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
|
|
+ memset(scratch, 0, 6 * AES_BLOCK_LEN);
|
|
+
|
|
b_0 = scratch + 3 * AES_BLOCK_LEN;
|
|
aad = scratch + 4 * AES_BLOCK_LEN;
|
|
|
|
@@ -373,8 +387,10 @@ static int ccmp_encrypt_skb(struct ieee8
|
|
struct ieee80211_key *key = tx->key;
|
|
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
|
|
int hdrlen, len, tail;
|
|
- u8 *pos, *pn;
|
|
- int i;
|
|
+ u8 *pos;
|
|
+ u8 pn[6];
|
|
+ u64 pn64;
|
|
+ u8 scratch[6 * AES_BLOCK_LEN];
|
|
|
|
if (info->control.hw_key &&
|
|
!(info->control.hw_key->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
|
|
@@ -402,14 +418,14 @@ static int ccmp_encrypt_skb(struct ieee8
|
|
hdr = (struct ieee80211_hdr *) pos;
|
|
pos += hdrlen;
|
|
|
|
- /* PN = PN + 1 */
|
|
- pn = key->u.ccmp.tx_pn;
|
|
+ pn64 = atomic64_inc_return(&key->u.ccmp.tx_pn);
|
|
|
|
- for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
|
|
- pn[i]++;
|
|
- if (pn[i])
|
|
- break;
|
|
- }
|
|
+ pn[5] = pn64;
|
|
+ pn[4] = pn64 >> 8;
|
|
+ pn[3] = pn64 >> 16;
|
|
+ pn[2] = pn64 >> 24;
|
|
+ pn[1] = pn64 >> 32;
|
|
+ pn[0] = pn64 >> 40;
|
|
|
|
ccmp_pn2hdr(pos, pn, key->conf.keyidx);
|
|
|
|
@@ -418,8 +434,8 @@ static int ccmp_encrypt_skb(struct ieee8
|
|
return 0;
|
|
|
|
pos += CCMP_HDR_LEN;
|
|
- ccmp_special_blocks(skb, pn, key->u.ccmp.tx_crypto_buf, 0);
|
|
- ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, key->u.ccmp.tx_crypto_buf, pos, len,
|
|
+ ccmp_special_blocks(skb, pn, scratch, 0);
|
|
+ ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, scratch, pos, len,
|
|
pos, skb_put(skb, CCMP_MIC_LEN));
|
|
|
|
return 0;
|
|
@@ -475,11 +491,12 @@ ieee80211_crypto_ccmp_decrypt(struct iee
|
|
}
|
|
|
|
if (!(status->flag & RX_FLAG_DECRYPTED)) {
|
|
+ u8 scratch[6 * AES_BLOCK_LEN];
|
|
/* hardware didn't decrypt/verify MIC */
|
|
- ccmp_special_blocks(skb, pn, key->u.ccmp.rx_crypto_buf, 1);
|
|
+ ccmp_special_blocks(skb, pn, scratch, 1);
|
|
|
|
if (ieee80211_aes_ccm_decrypt(
|
|
- key->u.ccmp.tfm, key->u.ccmp.rx_crypto_buf,
|
|
+ key->u.ccmp.tfm, scratch,
|
|
skb->data + hdrlen + CCMP_HDR_LEN, data_len,
|
|
skb->data + skb->len - CCMP_MIC_LEN,
|
|
skb->data + hdrlen + CCMP_HDR_LEN))
|
|
--- a/drivers/net/wireless/b43/xmit.c
|
|
+++ b/drivers/net/wireless/b43/xmit.c
|
|
@@ -323,8 +323,7 @@ int b43_generate_txhdr(struct b43_wldev
|
|
/* we give the phase1key and iv16 here, the key is stored in
|
|
* shm. With that the hardware can do phase 2 and encryption.
|
|
*/
|
|
- ieee80211_get_tkip_key(info->control.hw_key, skb_frag,
|
|
- IEEE80211_TKIP_P1_KEY, (u8*)phase1key);
|
|
+ ieee80211_get_tkip_p1k(info->control.hw_key, skb_frag, phase1key);
|
|
/* phase1key is in host endian. Copy to little-endian txhdr->iv. */
|
|
for (i = 0; i < 5; i++) {
|
|
txhdr->iv[i * 2 + 0] = phase1key[i];
|
|
--- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c
|
|
+++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c
|
|
@@ -240,8 +240,7 @@ static void iwl4965_tx_cmd_build_hwcrypt
|
|
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
tx_cmd->sec_ctl = TX_CMD_SEC_TKIP;
|
|
- ieee80211_get_tkip_key(keyconf, skb_frag,
|
|
- IEEE80211_TKIP_P2_KEY, tx_cmd->key);
|
|
+ ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key);
|
|
IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n");
|
|
break;
|
|
|
|
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
|
|
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
|
|
@@ -497,8 +497,7 @@ static void iwlagn_tx_cmd_build_hwcrypto
|
|
|
|
case WLAN_CIPHER_SUITE_TKIP:
|
|
tx_cmd->sec_ctl = TX_CMD_SEC_TKIP;
|
|
- ieee80211_get_tkip_key(keyconf, skb_frag,
|
|
- IEEE80211_TKIP_P2_KEY, tx_cmd->key);
|
|
+ ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key);
|
|
IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n");
|
|
break;
|
|
|
|
--- a/include/net/mac80211.h
|
|
+++ b/include/net/mac80211.h
|
|
@@ -960,21 +960,6 @@ enum sta_notify_cmd {
|
|
};
|
|
|
|
/**
|
|
- * enum ieee80211_tkip_key_type - get tkip key
|
|
- *
|
|
- * Used by drivers which need to get a tkip key for skb. Some drivers need a
|
|
- * phase 1 key, others need a phase 2 key. A single function allows the driver
|
|
- * to get the key, this enum indicates what type of key is required.
|
|
- *
|
|
- * @IEEE80211_TKIP_P1_KEY: the driver needs a phase 1 key
|
|
- * @IEEE80211_TKIP_P2_KEY: the driver needs a phase 2 key
|
|
- */
|
|
-enum ieee80211_tkip_key_type {
|
|
- IEEE80211_TKIP_P1_KEY,
|
|
- IEEE80211_TKIP_P2_KEY,
|
|
-};
|
|
-
|
|
-/**
|
|
* enum ieee80211_hw_flags - hardware flags
|
|
*
|
|
* These flags are used to indicate hardware capabilities to
|
|
@@ -2568,21 +2553,33 @@ struct sk_buff *
|
|
ieee80211_get_buffered_bc(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
|
|
|
|
/**
|
|
- * ieee80211_get_tkip_key - get a TKIP rc4 for skb
|
|
+ * ieee80211_get_tkip_p1k - get a TKIP phase 1 key
|
|
+ *
|
|
+ * This function returns the TKIP phase 1 key for the IV32 taken
|
|
+ * from the given packet.
|
|
+ *
|
|
+ * @keyconf: the parameter passed with the set key
|
|
+ * @skb: the packet to take the IV32 value from that will be encrypted
|
|
+ * with this P1K
|
|
+ * @p1k: a buffer to which the key will be written, as 5 u16 values
|
|
+ */
|
|
+void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf,
|
|
+ struct sk_buff *skb, u16 *p1k);
|
|
+
|
|
+/**
|
|
+ * ieee80211_get_tkip_p2k - get a TKIP phase 2 key
|
|
*
|
|
- * This function computes a TKIP rc4 key for an skb. It computes
|
|
- * a phase 1 key if needed (iv16 wraps around). This function is to
|
|
- * be used by drivers which can do HW encryption but need to compute
|
|
- * to phase 1/2 key in SW.
|
|
+ * This function computes the TKIP RC4 key for the IV values
|
|
+ * in the packet.
|
|
*
|
|
* @keyconf: the parameter passed with the set key
|
|
- * @skb: the skb for which the key is needed
|
|
- * @type: TBD
|
|
- * @key: a buffer to which the key will be written
|
|
- */
|
|
-void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf,
|
|
- struct sk_buff *skb,
|
|
- enum ieee80211_tkip_key_type type, u8 *key);
|
|
+ * @skb: the packet to take the IV32/IV16 values from that will be
|
|
+ * encrypted with this key
|
|
+ * @p2k: a buffer to which the key will be written, 16 bytes
|
|
+ */
|
|
+void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
|
|
+ struct sk_buff *skb, u8 *p2k);
|
|
+
|
|
/**
|
|
* ieee80211_wake_queue - wake specific queue
|
|
* @hw: pointer as obtained from ieee80211_alloc_hw().
|
|
--- a/net/mac80211/key.c
|
|
+++ b/net/mac80211/key.c
|
|
@@ -333,6 +333,7 @@ struct ieee80211_key *ieee80211_key_allo
|
|
get_unaligned_le16(seq);
|
|
}
|
|
}
|
|
+ spin_lock_init(&key->u.tkip.txlock);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
key->conf.iv_len = CCMP_HDR_LEN;
|
|
--- a/net/mac80211/key.h
|
|
+++ b/net/mac80211/key.h
|
|
@@ -52,9 +52,10 @@ enum ieee80211_internal_tkip_state {
|
|
};
|
|
|
|
struct tkip_ctx {
|
|
- u32 iv32;
|
|
- u16 iv16;
|
|
- u16 p1k[5];
|
|
+ u32 iv32; /* current iv32 */
|
|
+ u16 iv16; /* current iv16 */
|
|
+ u16 p1k[5]; /* p1k cache */
|
|
+ u32 p1k_iv32; /* iv32 for which p1k computed */
|
|
enum ieee80211_internal_tkip_state state;
|
|
};
|
|
|
|
@@ -71,6 +72,9 @@ struct ieee80211_key {
|
|
|
|
union {
|
|
struct {
|
|
+ /* protects tx context */
|
|
+ spinlock_t txlock;
|
|
+
|
|
/* last used TSC */
|
|
struct tkip_ctx tx;
|
|
|
|
@@ -78,7 +82,7 @@ struct ieee80211_key {
|
|
struct tkip_ctx rx[NUM_RX_DATA_QUEUES];
|
|
} tkip;
|
|
struct {
|
|
- u8 tx_pn[6];
|
|
+ atomic64_t tx_pn;
|
|
/*
|
|
* Last received packet number. The first
|
|
* NUM_RX_DATA_QUEUES counters are used with Data
|
|
@@ -88,12 +92,9 @@ struct ieee80211_key {
|
|
u8 rx_pn[NUM_RX_DATA_QUEUES + 1][6];
|
|
struct crypto_cipher *tfm;
|
|
u32 replays; /* dot11RSNAStatsCCMPReplays */
|
|
- /* scratch buffers for virt_to_page() (crypto API) */
|
|
#ifndef AES_BLOCK_LEN
|
|
#define AES_BLOCK_LEN 16
|
|
#endif
|
|
- u8 tx_crypto_buf[6 * AES_BLOCK_LEN];
|
|
- u8 rx_crypto_buf[6 * AES_BLOCK_LEN];
|
|
} ccmp;
|
|
struct {
|
|
u8 tx_pn[6];
|
|
--- a/net/mac80211/tkip.c
|
|
+++ b/net/mac80211/tkip.c
|
|
@@ -101,6 +101,7 @@ static void tkip_mixing_phase1(const u8
|
|
p1k[4] += tkipS(p1k[3] ^ get_unaligned_le16(tk + 0 + j)) + i;
|
|
}
|
|
ctx->state = TKIP_STATE_PHASE1_DONE;
|
|
+ ctx->p1k_iv32 = tsc_IV32;
|
|
}
|
|
|
|
static void tkip_mixing_phase2(const u8 *tk, struct tkip_ctx *ctx,
|
|
@@ -140,60 +141,72 @@ static void tkip_mixing_phase2(const u8
|
|
/* Add TKIP IV and Ext. IV at @pos. @iv0, @iv1, and @iv2 are the first octets
|
|
* of the IV. Returns pointer to the octet following IVs (i.e., beginning of
|
|
* the packet payload). */
|
|
-u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16)
|
|
+u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key)
|
|
{
|
|
- pos = write_tkip_iv(pos, iv16);
|
|
+ lockdep_assert_held(&key->u.tkip.txlock);
|
|
+
|
|
+ pos = write_tkip_iv(pos, key->u.tkip.tx.iv16);
|
|
*pos++ = (key->conf.keyidx << 6) | (1 << 5) /* Ext IV */;
|
|
put_unaligned_le32(key->u.tkip.tx.iv32, pos);
|
|
return pos + 4;
|
|
}
|
|
|
|
-void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf,
|
|
- struct sk_buff *skb, enum ieee80211_tkip_key_type type,
|
|
- u8 *outkey)
|
|
+static void ieee80211_compute_tkip_p1k(struct ieee80211_key *key, u32 iv32)
|
|
{
|
|
- struct ieee80211_key *key = (struct ieee80211_key *)
|
|
- container_of(keyconf, struct ieee80211_key, conf);
|
|
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
- u8 *data;
|
|
- const u8 *tk;
|
|
- struct tkip_ctx *ctx;
|
|
- u16 iv16;
|
|
- u32 iv32;
|
|
-
|
|
- data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
|
|
- iv16 = data[2] | (data[0] << 8);
|
|
- iv32 = get_unaligned_le32(&data[4]);
|
|
-
|
|
- tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
|
|
- ctx = &key->u.tkip.tx;
|
|
-
|
|
-#ifdef CONFIG_MAC80211_TKIP_DEBUG
|
|
- printk(KERN_DEBUG "TKIP encrypt: iv16 = 0x%04x, iv32 = 0x%08x\n",
|
|
- iv16, iv32);
|
|
+ struct ieee80211_sub_if_data *sdata = key->sdata;
|
|
+ struct tkip_ctx *ctx = &key->u.tkip.tx;
|
|
+ const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
|
|
|
|
- if (iv32 != ctx->iv32) {
|
|
- printk(KERN_DEBUG "skb: iv32 = 0x%08x key: iv32 = 0x%08x\n",
|
|
- iv32, ctx->iv32);
|
|
- printk(KERN_DEBUG "Wrap around of iv16 in the middle of a "
|
|
- "fragmented packet\n");
|
|
- }
|
|
-#endif
|
|
+ lockdep_assert_held(&key->u.tkip.txlock);
|
|
|
|
- /* Update the p1k only when the iv16 in the packet wraps around, this
|
|
- * might occur after the wrap around of iv16 in the key in case of
|
|
- * fragmented packets. */
|
|
- if (iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT)
|
|
- tkip_mixing_phase1(tk, ctx, hdr->addr2, iv32);
|
|
+ /*
|
|
+ * Update the P1K when the IV32 is different from the value it
|
|
+ * had when we last computed it (or when not initialised yet).
|
|
+ * This might flip-flop back and forth if packets are processed
|
|
+ * out-of-order due to the different ACs, but then we have to
|
|
+ * just compute the P1K more often.
|
|
+ */
|
|
+ if (ctx->p1k_iv32 != iv32 || ctx->state == TKIP_STATE_NOT_INIT)
|
|
+ tkip_mixing_phase1(tk, ctx, sdata->vif.addr, iv32);
|
|
+}
|
|
|
|
- if (type == IEEE80211_TKIP_P1_KEY) {
|
|
- memcpy(outkey, ctx->p1k, sizeof(u16) * 5);
|
|
- return;
|
|
- }
|
|
+void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf,
|
|
+ struct sk_buff *skb, u16 *p1k)
|
|
+{
|
|
+ struct ieee80211_key *key = (struct ieee80211_key *)
|
|
+ container_of(keyconf, struct ieee80211_key, conf);
|
|
+ struct tkip_ctx *ctx = &key->u.tkip.tx;
|
|
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
+ const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
|
|
+ u32 iv32 = get_unaligned_le32(&data[4]);
|
|
+ unsigned long flags;
|
|
+
|
|
+ spin_lock_irqsave(&key->u.tkip.txlock, flags);
|
|
+ ieee80211_compute_tkip_p1k(key, iv32);
|
|
+ memcpy(p1k, ctx->p1k, sizeof(ctx->p1k));
|
|
+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
|
|
+}
|
|
+EXPORT_SYMBOL(ieee80211_get_tkip_p1k);
|
|
|
|
- tkip_mixing_phase2(tk, ctx, iv16, outkey);
|
|
+void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
|
|
+ struct sk_buff *skb, u8 *p2k)
|
|
+{
|
|
+ struct ieee80211_key *key = (struct ieee80211_key *)
|
|
+ container_of(keyconf, struct ieee80211_key, conf);
|
|
+ const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
|
|
+ struct tkip_ctx *ctx = &key->u.tkip.tx;
|
|
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
|
|
+ const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
|
|
+ u32 iv32 = get_unaligned_le32(&data[4]);
|
|
+ u16 iv16 = data[2] | (data[0] << 8);
|
|
+ unsigned long flags;
|
|
+
|
|
+ spin_lock_irqsave(&key->u.tkip.txlock, flags);
|
|
+ ieee80211_compute_tkip_p1k(key, iv32);
|
|
+ tkip_mixing_phase2(tk, ctx, iv16, p2k);
|
|
+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
|
|
}
|
|
-EXPORT_SYMBOL(ieee80211_get_tkip_key);
|
|
+EXPORT_SYMBOL(ieee80211_get_tkip_p2k);
|
|
|
|
/*
|
|
* Encrypt packet payload with TKIP using @key. @pos is a pointer to the
|
|
@@ -204,19 +217,15 @@ EXPORT_SYMBOL(ieee80211_get_tkip_key);
|
|
*/
|
|
int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
|
|
struct ieee80211_key *key,
|
|
- u8 *pos, size_t payload_len, u8 *ta)
|
|
+ struct sk_buff *skb,
|
|
+ u8 *payload, size_t payload_len)
|
|
{
|
|
u8 rc4key[16];
|
|
- struct tkip_ctx *ctx = &key->u.tkip.tx;
|
|
- const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
|
|
-
|
|
- /* Calculate per-packet key */
|
|
- if (ctx->iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT)
|
|
- tkip_mixing_phase1(tk, ctx, ta, ctx->iv32);
|
|
|
|
- tkip_mixing_phase2(tk, ctx, ctx->iv16, rc4key);
|
|
+ ieee80211_get_tkip_p2k(&key->conf, skb, rc4key);
|
|
|
|
- return ieee80211_wep_encrypt_data(tfm, rc4key, 16, pos, payload_len);
|
|
+ return ieee80211_wep_encrypt_data(tfm, rc4key, 16,
|
|
+ payload, payload_len);
|
|
}
|
|
|
|
/* Decrypt packet payload with TKIP using @key. @pos is a pointer to the
|
|
--- a/net/mac80211/tkip.h
|
|
+++ b/net/mac80211/tkip.h
|
|
@@ -13,11 +13,13 @@
|
|
#include <linux/crypto.h>
|
|
#include "key.h"
|
|
|
|
-u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16);
|
|
+u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key);
|
|
|
|
int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
|
|
- struct ieee80211_key *key,
|
|
- u8 *pos, size_t payload_len, u8 *ta);
|
|
+ struct ieee80211_key *key,
|
|
+ struct sk_buff *skb,
|
|
+ u8 *payload, size_t payload_len);
|
|
+
|
|
enum {
|
|
TKIP_DECRYPT_OK = 0,
|
|
TKIP_DECRYPT_NO_EXT_IV = -1,
|
|
--- a/net/mac80211/cfg.c
|
|
+++ b/net/mac80211/cfg.c
|
|
@@ -209,6 +209,7 @@ static int ieee80211_get_key(struct wiph
|
|
u8 seq[6] = {0};
|
|
struct key_params params;
|
|
struct ieee80211_key *key = NULL;
|
|
+ u64 pn64;
|
|
u32 iv32;
|
|
u16 iv16;
|
|
int err = -ENOENT;
|
|
@@ -256,12 +257,13 @@ static int ieee80211_get_key(struct wiph
|
|
params.seq_len = 6;
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
- seq[0] = key->u.ccmp.tx_pn[5];
|
|
- seq[1] = key->u.ccmp.tx_pn[4];
|
|
- seq[2] = key->u.ccmp.tx_pn[3];
|
|
- seq[3] = key->u.ccmp.tx_pn[2];
|
|
- seq[4] = key->u.ccmp.tx_pn[1];
|
|
- seq[5] = key->u.ccmp.tx_pn[0];
|
|
+ pn64 = atomic64_read(&key->u.ccmp.tx_pn);
|
|
+ seq[0] = pn64;
|
|
+ seq[1] = pn64 >> 8;
|
|
+ seq[2] = pn64 >> 16;
|
|
+ seq[3] = pn64 >> 24;
|
|
+ seq[4] = pn64 >> 32;
|
|
+ seq[5] = pn64 >> 40;
|
|
params.seq = seq;
|
|
params.seq_len = 6;
|
|
break;
|
|
--- a/net/mac80211/debugfs_key.c
|
|
+++ b/net/mac80211/debugfs_key.c
|
|
@@ -79,6 +79,7 @@ static ssize_t key_tx_spec_read(struct f
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
const u8 *tpn;
|
|
+ u64 pn;
|
|
char buf[20];
|
|
int len;
|
|
struct ieee80211_key *key = file->private_data;
|
|
@@ -94,9 +95,10 @@ static ssize_t key_tx_spec_read(struct f
|
|
key->u.tkip.tx.iv16);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_CCMP:
|
|
- tpn = key->u.ccmp.tx_pn;
|
|
+ pn = atomic64_read(&key->u.ccmp.tx_pn);
|
|
len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
|
|
- tpn[0], tpn[1], tpn[2], tpn[3], tpn[4], tpn[5]);
|
|
+ (u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
|
|
+ (u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
|
|
break;
|
|
case WLAN_CIPHER_SUITE_AES_CMAC:
|
|
tpn = key->u.aes_cmac.tx_pn;
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h
|
|
@@ -653,8 +653,8 @@ static const u32 ar9300_2p2_baseband_pos
|
|
{0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110},
|
|
{0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222},
|
|
{0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18},
|
|
- {0x0000a2d0, 0x00071981, 0x00071981, 0x00071981, 0x00071982},
|
|
- {0x0000a2d8, 0x7999a83a, 0x7999a83a, 0x7999a83a, 0x7999a83a},
|
|
+ {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982},
|
|
+ {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b},
|
|
{0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000},
|
|
{0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c},
|
|
{0x0000ae04, 0x001c0000, 0x001c0000, 0x001c0000, 0x001c0000},
|
|
@@ -761,7 +761,7 @@ static const u32 ar9300_2p2_baseband_cor
|
|
{0x0000a3ec, 0x20202020},
|
|
{0x0000a3f0, 0x00000000},
|
|
{0x0000a3f4, 0x00000246},
|
|
- {0x0000a3f8, 0x0cdbd380},
|
|
+ {0x0000a3f8, 0x0c9bd380},
|
|
{0x0000a3fc, 0x000f0f01},
|
|
{0x0000a400, 0x8fa91f01},
|
|
{0x0000a404, 0x00000000},
|
|
@@ -780,7 +780,7 @@ static const u32 ar9300_2p2_baseband_cor
|
|
{0x0000a43c, 0x00100000},
|
|
{0x0000a440, 0x00000000},
|
|
{0x0000a444, 0x00000000},
|
|
- {0x0000a448, 0x06000080},
|
|
+ {0x0000a448, 0x05000080},
|
|
{0x0000a44c, 0x00000001},
|
|
{0x0000a450, 0x00010000},
|
|
{0x0000a458, 0x00000000},
|
|
@@ -1500,8 +1500,6 @@ static const u32 ar9300_2p2_mac_core[][2
|
|
{0x0000816c, 0x00000000},
|
|
{0x000081c0, 0x00000000},
|
|
{0x000081c4, 0x33332210},
|
|
- {0x000081c8, 0x00000000},
|
|
- {0x000081cc, 0x00000000},
|
|
{0x000081ec, 0x00000000},
|
|
{0x000081f0, 0x00000000},
|
|
{0x000081f4, 0x00000000},
|
|
--- a/net/mac80211/work.c
|
|
+++ b/net/mac80211/work.c
|
|
@@ -1075,14 +1075,13 @@ static void ieee80211_work_work(struct w
|
|
continue;
|
|
if (wk->chan != local->tmp_channel)
|
|
continue;
|
|
- if (ieee80211_work_ct_coexists(wk->chan_type,
|
|
- local->tmp_channel_type))
|
|
+ if (!ieee80211_work_ct_coexists(wk->chan_type,
|
|
+ local->tmp_channel_type))
|
|
continue;
|
|
remain_off_channel = true;
|
|
}
|
|
|
|
if (!remain_off_channel && local->tmp_channel) {
|
|
- bool on_oper_chan = ieee80211_cfg_on_oper_channel(local);
|
|
local->tmp_channel = NULL;
|
|
/* If tmp_channel wasn't operating channel, then
|
|
* we need to go back on-channel.
|
|
@@ -1092,7 +1091,7 @@ static void ieee80211_work_work(struct w
|
|
* we still need to do a hardware config. Currently,
|
|
* we cannot be here while scanning, however.
|
|
*/
|
|
- if (ieee80211_cfg_on_oper_channel(local) && !on_oper_chan)
|
|
+ if (!ieee80211_cfg_on_oper_channel(local))
|
|
ieee80211_hw_config(local, 0);
|
|
|
|
/* At the least, we need to disable offchannel_ps,
|
|
--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c
|
|
@@ -627,6 +627,11 @@ static void ar5008_hw_init_bb(struct ath
|
|
else
|
|
synthDelay /= 10;
|
|
|
|
+ if (IS_CHAN_HALF_RATE(chan))
|
|
+ synthDelay *= 2;
|
|
+ else if (IS_CHAN_QUARTER_RATE(chan))
|
|
+ synthDelay *= 4;
|
|
+
|
|
REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN);
|
|
|
|
udelay(synthDelay + BASE_ACTIVATE_DELAY);
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
|
|
@@ -499,45 +499,6 @@ void ar9002_hw_enable_async_fifo(struct
|
|
}
|
|
}
|
|
|
|
-/*
|
|
- * If Async FIFO is enabled, the following counters change as MAC now runs
|
|
- * at 117 Mhz instead of 88/44MHz when async FIFO is disabled.
|
|
- *
|
|
- * The values below tested for ht40 2 chain.
|
|
- * Overwrite the delay/timeouts initialized in process ini.
|
|
- */
|
|
-void ar9002_hw_update_async_fifo(struct ath_hw *ah)
|
|
-{
|
|
- if (AR_SREV_9287_13_OR_LATER(ah)) {
|
|
- REG_WRITE(ah, AR_D_GBL_IFS_SIFS,
|
|
- AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR);
|
|
- REG_WRITE(ah, AR_D_GBL_IFS_SLOT,
|
|
- AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR);
|
|
- REG_WRITE(ah, AR_D_GBL_IFS_EIFS,
|
|
- AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR);
|
|
-
|
|
- REG_WRITE(ah, AR_TIME_OUT, AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR);
|
|
- REG_WRITE(ah, AR_USEC, AR_USEC_ASYNC_FIFO_DUR);
|
|
-
|
|
- REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER,
|
|
- AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768);
|
|
- REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN,
|
|
- AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL);
|
|
- }
|
|
-}
|
|
-
|
|
-/*
|
|
- * We don't enable WEP aggregation on mac80211 but we keep this
|
|
- * around for HAL unification purposes.
|
|
- */
|
|
-void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah)
|
|
-{
|
|
- if (AR_SREV_9287_13_OR_LATER(ah)) {
|
|
- REG_SET_BIT(ah, AR_PCU_MISC_MODE2,
|
|
- AR_PCU_MISC_MODE2_ENABLE_AGGWEP);
|
|
- }
|
|
-}
|
|
-
|
|
/* Sets up the AR5008/AR9001/AR9002 hardware familiy callbacks */
|
|
void ar9002_hw_attach_ops(struct ath_hw *ah)
|
|
{
|
|
--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c
|
|
@@ -111,7 +111,9 @@ static int ar9002_hw_set_channel(struct
|
|
|
|
switch (ah->eep_ops->get_eeprom(ah, EEP_FRAC_N_5G)) {
|
|
case 0:
|
|
- if ((freq % 20) == 0)
|
|
+ if (IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan))
|
|
+ aModeRefSel = 0;
|
|
+ else if ((freq % 20) == 0)
|
|
aModeRefSel = 3;
|
|
else if ((freq % 10) == 0)
|
|
aModeRefSel = 2;
|
|
@@ -129,8 +131,9 @@ static int ar9002_hw_set_channel(struct
|
|
channelSel = CHANSEL_5G(freq);
|
|
|
|
/* RefDivA setting */
|
|
- REG_RMW_FIELD(ah, AR_AN_SYNTH9,
|
|
- AR_AN_SYNTH9_REFDIVA, refDivA);
|
|
+ ath9k_hw_analog_shift_rmw(ah, AR_AN_SYNTH9,
|
|
+ AR_AN_SYNTH9_REFDIVA,
|
|
+ AR_AN_SYNTH9_REFDIVA_S, refDivA);
|
|
|
|
}
|
|
|
|
@@ -447,26 +450,27 @@ static void ar9002_olc_init(struct ath_h
|
|
static u32 ar9002_hw_compute_pll_control(struct ath_hw *ah,
|
|
struct ath9k_channel *chan)
|
|
{
|
|
+ int ref_div = 5;
|
|
+ int pll_div = 0x2c;
|
|
u32 pll;
|
|
|
|
- pll = SM(0x5, AR_RTC_9160_PLL_REFDIV);
|
|
+ if (chan && IS_CHAN_5GHZ(chan) && !IS_CHAN_A_FAST_CLOCK(ah, chan)) {
|
|
+ if (AR_SREV_9280_20(ah)) {
|
|
+ ref_div = 10;
|
|
+ pll_div = 0x50;
|
|
+ } else {
|
|
+ pll_div = 0x28;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ pll = SM(ref_div, AR_RTC_9160_PLL_REFDIV);
|
|
+ pll |= SM(pll_div, AR_RTC_9160_PLL_DIV);
|
|
|
|
if (chan && IS_CHAN_HALF_RATE(chan))
|
|
pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL);
|
|
else if (chan && IS_CHAN_QUARTER_RATE(chan))
|
|
pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL);
|
|
|
|
- if (chan && IS_CHAN_5GHZ(chan)) {
|
|
- if (IS_CHAN_A_FAST_CLOCK(ah, chan))
|
|
- pll = 0x142c;
|
|
- else if (AR_SREV_9280_20(ah))
|
|
- pll = 0x2850;
|
|
- else
|
|
- pll |= SM(0x28, AR_RTC_9160_PLL_DIV);
|
|
- } else {
|
|
- pll |= SM(0x2c, AR_RTC_9160_PLL_DIV);
|
|
- }
|
|
-
|
|
return pll;
|
|
}
|
|
|
|
--- a/drivers/net/wireless/ath/ath9k/hw.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/hw.c
|
|
@@ -87,7 +87,10 @@ static void ath9k_hw_set_clockrate(struc
|
|
struct ath_common *common = ath9k_hw_common(ah);
|
|
unsigned int clockrate;
|
|
|
|
- if (!ah->curchan) /* should really check for CCK instead */
|
|
+ /* AR9287 v1.3+ uses async FIFO and runs the MAC at 117 MHz */
|
|
+ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah))
|
|
+ clockrate = 117;
|
|
+ else if (!ah->curchan) /* should really check for CCK instead */
|
|
clockrate = ATH9K_CLOCK_RATE_CCK;
|
|
else if (conf->channel->band == IEEE80211_BAND_2GHZ)
|
|
clockrate = ATH9K_CLOCK_RATE_2GHZ_OFDM;
|
|
@@ -99,6 +102,13 @@ static void ath9k_hw_set_clockrate(struc
|
|
if (conf_is_ht40(conf))
|
|
clockrate *= 2;
|
|
|
|
+ if (ah->curchan) {
|
|
+ if (IS_CHAN_HALF_RATE(ah->curchan))
|
|
+ clockrate /= 2;
|
|
+ if (IS_CHAN_QUARTER_RATE(ah->curchan))
|
|
+ clockrate /= 4;
|
|
+ }
|
|
+
|
|
common->clockrate = clockrate;
|
|
}
|
|
|
|
@@ -895,6 +905,13 @@ static void ath9k_hw_init_interrupt_mask
|
|
}
|
|
}
|
|
|
|
+static void ath9k_hw_set_sifs_time(struct ath_hw *ah, u32 us)
|
|
+{
|
|
+ u32 val = ath9k_hw_mac_to_clks(ah, us - 2);
|
|
+ val = min(val, (u32) 0xFFFF);
|
|
+ REG_WRITE(ah, AR_D_GBL_IFS_SIFS, val);
|
|
+}
|
|
+
|
|
static void ath9k_hw_setslottime(struct ath_hw *ah, u32 us)
|
|
{
|
|
u32 val = ath9k_hw_mac_to_clks(ah, us);
|
|
@@ -932,25 +949,60 @@ static bool ath9k_hw_set_global_txtimeou
|
|
|
|
void ath9k_hw_init_global_settings(struct ath_hw *ah)
|
|
{
|
|
- struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf;
|
|
+ struct ath_common *common = ath9k_hw_common(ah);
|
|
+ struct ieee80211_conf *conf = &common->hw->conf;
|
|
+ const struct ath9k_channel *chan = ah->curchan;
|
|
int acktimeout;
|
|
int slottime;
|
|
int sifstime;
|
|
+ int rx_lat = 0, tx_lat = 0, eifs = 0;
|
|
+ u32 reg;
|
|
|
|
ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n",
|
|
ah->misc_mode);
|
|
|
|
+ if (!chan)
|
|
+ return;
|
|
+
|
|
if (ah->misc_mode != 0)
|
|
REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode);
|
|
|
|
- if (conf->channel && conf->channel->band == IEEE80211_BAND_5GHZ)
|
|
- sifstime = 16;
|
|
- else
|
|
- sifstime = 10;
|
|
+ rx_lat = 37;
|
|
+ tx_lat = 54;
|
|
+
|
|
+ if (IS_CHAN_HALF_RATE(chan)) {
|
|
+ eifs = 175;
|
|
+ rx_lat *= 2;
|
|
+ tx_lat *= 2;
|
|
+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
|
|
+ tx_lat += 11;
|
|
+
|
|
+ slottime = 13;
|
|
+ sifstime = 32;
|
|
+ } else if (IS_CHAN_QUARTER_RATE(chan)) {
|
|
+ eifs = 340;
|
|
+ rx_lat *= 4;
|
|
+ tx_lat *= 4;
|
|
+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
|
|
+ tx_lat += 22;
|
|
+
|
|
+ slottime = 21;
|
|
+ sifstime = 64;
|
|
+ } else {
|
|
+ eifs = REG_READ(ah, AR_D_GBL_IFS_EIFS);
|
|
+ reg = REG_READ(ah, AR_USEC);
|
|
+ rx_lat = MS(reg, AR_USEC_RX_LAT);
|
|
+ tx_lat = MS(reg, AR_USEC_TX_LAT);
|
|
+
|
|
+ slottime = ah->slottime;
|
|
+ if (IS_CHAN_5GHZ(chan))
|
|
+ sifstime = 16;
|
|
+ else
|
|
+ sifstime = 10;
|
|
+ }
|
|
|
|
/* As defined by IEEE 802.11-2007 17.3.8.6 */
|
|
- slottime = ah->slottime + 3 * ah->coverage_class;
|
|
- acktimeout = slottime + sifstime;
|
|
+ acktimeout = slottime + sifstime + 3 * ah->coverage_class;
|
|
|
|
/*
|
|
* Workaround for early ACK timeouts, add an offset to match the
|
|
@@ -962,11 +1014,20 @@ void ath9k_hw_init_global_settings(struc
|
|
if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
|
|
acktimeout += 64 - sifstime - ah->slottime;
|
|
|
|
- ath9k_hw_setslottime(ah, ah->slottime);
|
|
+ ath9k_hw_set_sifs_time(ah, sifstime);
|
|
+ ath9k_hw_setslottime(ah, slottime);
|
|
ath9k_hw_set_ack_timeout(ah, acktimeout);
|
|
ath9k_hw_set_cts_timeout(ah, acktimeout);
|
|
if (ah->globaltxtimeout != (u32) -1)
|
|
ath9k_hw_set_global_txtimeout(ah, ah->globaltxtimeout);
|
|
+
|
|
+ REG_WRITE(ah, AR_D_GBL_IFS_EIFS, ath9k_hw_mac_to_clks(ah, eifs));
|
|
+ REG_RMW(ah, AR_USEC,
|
|
+ (common->clockrate - 1) |
|
|
+ SM(rx_lat, AR_USEC_RX_LAT) |
|
|
+ SM(tx_lat, AR_USEC_TX_LAT),
|
|
+ AR_USEC_TX_LAT | AR_USEC_RX_LAT | AR_USEC_USEC);
|
|
+
|
|
}
|
|
EXPORT_SYMBOL(ath9k_hw_init_global_settings);
|
|
|
|
@@ -1570,9 +1631,13 @@ int ath9k_hw_reset(struct ath_hw *ah, st
|
|
|
|
ath9k_hw_init_global_settings(ah);
|
|
|
|
- if (!AR_SREV_9300_20_OR_LATER(ah)) {
|
|
- ar9002_hw_update_async_fifo(ah);
|
|
- ar9002_hw_enable_wep_aggregation(ah);
|
|
+ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) {
|
|
+ REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER,
|
|
+ AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768);
|
|
+ REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN,
|
|
+ AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL);
|
|
+ REG_SET_BIT(ah, AR_PCU_MISC_MODE2,
|
|
+ AR_PCU_MISC_MODE2_ENABLE_AGGWEP);
|
|
}
|
|
|
|
REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PRESERVE_SEQNUM);
|
|
@@ -1932,12 +1997,22 @@ EXPORT_SYMBOL(ath9k_hw_set_sta_beacon_ti
|
|
/* HW Capabilities */
|
|
/*******************/
|
|
|
|
+static u8 fixup_chainmask(u8 chip_chainmask, u8 eeprom_chainmask)
|
|
+{
|
|
+ eeprom_chainmask &= chip_chainmask;
|
|
+ if (eeprom_chainmask)
|
|
+ return eeprom_chainmask;
|
|
+ else
|
|
+ return chip_chainmask;
|
|
+}
|
|
+
|
|
int ath9k_hw_fill_cap_info(struct ath_hw *ah)
|
|
{
|
|
struct ath9k_hw_capabilities *pCap = &ah->caps;
|
|
struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
|
|
struct ath_common *common = ath9k_hw_common(ah);
|
|
struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw;
|
|
+ unsigned int chip_chainmask;
|
|
|
|
u16 eeval;
|
|
u8 ant_div_ctl1, tx_chainmask, rx_chainmask;
|
|
@@ -1974,6 +2049,15 @@ int ath9k_hw_fill_cap_info(struct ath_hw
|
|
if (eeval & AR5416_OPFLAGS_11G)
|
|
pCap->hw_caps |= ATH9K_HW_CAP_2GHZ;
|
|
|
|
+ if (AR_SREV_9485(ah) || AR_SREV_9285(ah) || AR_SREV_9330(ah))
|
|
+ chip_chainmask = 1;
|
|
+ else if (!AR_SREV_9280_20_OR_LATER(ah))
|
|
+ chip_chainmask = 7;
|
|
+ else if (!AR_SREV_9300_20_OR_LATER(ah) || AR_SREV_9340(ah))
|
|
+ chip_chainmask = 3;
|
|
+ else
|
|
+ chip_chainmask = 7;
|
|
+
|
|
pCap->tx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_TX_MASK);
|
|
/*
|
|
* For AR9271 we will temporarilly uses the rx chainmax as read from
|
|
@@ -1990,6 +2074,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw
|
|
/* Use rx_chainmask from EEPROM. */
|
|
pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK);
|
|
|
|
+ pCap->tx_chainmask = fixup_chainmask(chip_chainmask, pCap->tx_chainmask);
|
|
+ pCap->rx_chainmask = fixup_chainmask(chip_chainmask, pCap->rx_chainmask);
|
|
+
|
|
ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA;
|
|
|
|
/* enable key search for every frame in an aggregate */
|
|
@@ -2079,10 +2166,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw
|
|
pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;
|
|
} else {
|
|
pCap->tx_desc_len = sizeof(struct ath_desc);
|
|
- if (AR_SREV_9280_20(ah) &&
|
|
- ((ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) <=
|
|
- AR5416_EEP_MINOR_VER_16) ||
|
|
- ah->eep_ops->get_eeprom(ah, EEP_FSTCLK_5G)))
|
|
+ if (AR_SREV_9280_20(ah))
|
|
pCap->hw_caps |= ATH9K_HW_CAP_FASTCLOCK;
|
|
}
|
|
|
|
--- a/drivers/net/wireless/ath/ath9k/hw.h
|
|
+++ b/drivers/net/wireless/ath/ath9k/hw.h
|
|
@@ -983,8 +983,6 @@ void ath9k_hw_get_delta_slope_vals(struc
|
|
void ar9002_hw_cck_chan14_spread(struct ath_hw *ah);
|
|
int ar9002_hw_rf_claim(struct ath_hw *ah);
|
|
void ar9002_hw_enable_async_fifo(struct ath_hw *ah);
|
|
-void ar9002_hw_update_async_fifo(struct ath_hw *ah);
|
|
-void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah);
|
|
|
|
/*
|
|
* Code specific to AR9003, we stuff these here to avoid callbacks
|
|
--- a/drivers/net/wireless/ath/ath9k/recv.c
|
|
+++ b/drivers/net/wireless/ath/ath9k/recv.c
|
|
@@ -814,16 +814,19 @@ static bool ath9k_rx_accept(struct ath_c
|
|
struct ath_rx_status *rx_stats,
|
|
bool *decrypt_error)
|
|
{
|
|
-#define is_mc_or_valid_tkip_keyix ((is_mc || \
|
|
- (rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && \
|
|
- test_bit(rx_stats->rs_keyix, common->tkip_keymap))))
|
|
-
|
|
+ bool is_mc, is_valid_tkip, strip_mic, mic_error = false;
|
|
struct ath_hw *ah = common->ah;
|
|
__le16 fc;
|
|
u8 rx_status_len = ah->caps.rx_status_len;
|
|
|
|
fc = hdr->frame_control;
|
|
|
|
+ is_mc = !!is_multicast_ether_addr(hdr->addr1);
|
|
+ is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID &&
|
|
+ test_bit(rx_stats->rs_keyix, common->tkip_keymap);
|
|
+ strip_mic = is_valid_tkip && !(rx_stats->rs_status &
|
|
+ (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC));
|
|
+
|
|
if (!rx_stats->rs_datalen)
|
|
return false;
|
|
/*
|
|
@@ -838,6 +841,11 @@ static bool ath9k_rx_accept(struct ath_c
|
|
if (rx_stats->rs_more)
|
|
return true;
|
|
|
|
+ mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) &&
|
|
+ !ieee80211_has_morefrags(fc) &&
|
|
+ !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) &&
|
|
+ (rx_stats->rs_status & ATH9K_RXERR_MIC);
|
|
+
|
|
/*
|
|
* The rx_stats->rs_status will not be set until the end of the
|
|
* chained descriptors so it can be ignored if rs_more is set. The
|
|
@@ -845,30 +853,18 @@ static bool ath9k_rx_accept(struct ath_c
|
|
* descriptors.
|
|
*/
|
|
if (rx_stats->rs_status != 0) {
|
|
- if (rx_stats->rs_status & ATH9K_RXERR_CRC)
|
|
+ if (rx_stats->rs_status & ATH9K_RXERR_CRC) {
|
|
rxs->flag |= RX_FLAG_FAILED_FCS_CRC;
|
|
+ mic_error = false;
|
|
+ }
|
|
if (rx_stats->rs_status & ATH9K_RXERR_PHY)
|
|
return false;
|
|
|
|
if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) {
|
|
*decrypt_error = true;
|
|
- } else if (rx_stats->rs_status & ATH9K_RXERR_MIC) {
|
|
- bool is_mc;
|
|
- /*
|
|
- * The MIC error bit is only valid if the frame
|
|
- * is not a control frame or fragment, and it was
|
|
- * decrypted using a valid TKIP key.
|
|
- */
|
|
- is_mc = !!is_multicast_ether_addr(hdr->addr1);
|
|
-
|
|
- if (!ieee80211_is_ctl(fc) &&
|
|
- !ieee80211_has_morefrags(fc) &&
|
|
- !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) &&
|
|
- is_mc_or_valid_tkip_keyix)
|
|
- rxs->flag |= RX_FLAG_MMIC_ERROR;
|
|
- else
|
|
- rx_stats->rs_status &= ~ATH9K_RXERR_MIC;
|
|
+ mic_error = false;
|
|
}
|
|
+
|
|
/*
|
|
* Reject error frames with the exception of
|
|
* decryption and MIC failures. For monitor mode,
|
|
@@ -886,6 +882,18 @@ static bool ath9k_rx_accept(struct ath_c
|
|
}
|
|
}
|
|
}
|
|
+
|
|
+ /*
|
|
+ * For unicast frames the MIC error bit can have false positives,
|
|
+ * so all MIC error reports need to be validated in software.
|
|
+ * False negatives are not common, so skip software verification
|
|
+ * if the hardware considers the MIC valid.
|
|
+ */
|
|
+ if (strip_mic)
|
|
+ rxs->flag |= RX_FLAG_MMIC_STRIPPED;
|
|
+ else if (is_mc && mic_error)
|
|
+ rxs->flag |= RX_FLAG_MMIC_ERROR;
|
|
+
|
|
return true;
|
|
}
|
|
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@@ -1938,6 +1946,9 @@ int ath_rx_tasklet(struct ath_softc *sc,
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sc->rx.rxotherant = 0;
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}
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+ if (rxs->flag & RX_FLAG_MMIC_STRIPPED)
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+ skb_trim(skb, skb->len - 8);
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+
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spin_lock_irqsave(&sc->sc_pm_lock, flags);
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if ((sc->ps_flags & (PS_WAIT_FOR_BEACON |
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--- a/drivers/net/wireless/ath/ath9k/reg.h
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+++ b/drivers/net/wireless/ath/ath9k/reg.h
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@@ -600,7 +600,6 @@
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#define AR_D_GBL_IFS_SIFS 0x1030
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#define AR_D_GBL_IFS_SIFS_M 0x0000FFFF
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-#define AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR 0x000003AB
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#define AR_D_GBL_IFS_SIFS_RESV0 0xFFFFFFFF
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#define AR_D_TXBLK_BASE 0x1038
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@@ -616,12 +615,10 @@
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#define AR_D_GBL_IFS_SLOT 0x1070
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#define AR_D_GBL_IFS_SLOT_M 0x0000FFFF
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#define AR_D_GBL_IFS_SLOT_RESV0 0xFFFF0000
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-#define AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR 0x00000420
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#define AR_D_GBL_IFS_EIFS 0x10b0
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#define AR_D_GBL_IFS_EIFS_M 0x0000FFFF
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#define AR_D_GBL_IFS_EIFS_RESV0 0xFFFF0000
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-#define AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR 0x0000A5EB
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#define AR_D_GBL_IFS_MISC 0x10f0
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#define AR_D_GBL_IFS_MISC_LFSR_SLICE_SEL 0x00000007
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@@ -1477,7 +1474,6 @@ enum {
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#define AR_TIME_OUT_ACK_S 0
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#define AR_TIME_OUT_CTS 0x3FFF0000
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#define AR_TIME_OUT_CTS_S 16
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-#define AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR 0x16001D56
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#define AR_RSSI_THR 0x8018
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#define AR_RSSI_THR_MASK 0x000000FF
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@@ -1493,7 +1489,6 @@ enum {
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#define AR_USEC_TX_LAT_S 14
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#define AR_USEC_RX_LAT 0x1F800000
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#define AR_USEC_RX_LAT_S 23
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-#define AR_USEC_ASYNC_FIFO_DUR 0x12e00074
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#define AR_RESET_TSF 0x8020
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#define AR_RESET_TSF_ONCE 0x01000000
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