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-rw-r--r--net/mac80211/agg-rx.c110
-rw-r--r--net/mac80211/chan.c2
-rw-r--r--net/mac80211/ht.c10
-rw-r--r--net/mac80211/ibss.c13
-rw-r--r--net/mac80211/ieee80211_i.h34
-rw-r--r--net/mac80211/iface.c31
-rw-r--r--net/mac80211/key.c3
-rw-r--r--net/mac80211/mlme.c22
-rw-r--r--net/mac80211/rx.c65
-rw-r--r--net/mac80211/sta_info.c5
-rw-r--r--net/mac80211/sta_info.h8
-rw-r--r--net/mac80211/tdls.c459
-rw-r--r--net/mac80211/tx.c20
-rw-r--r--net/mac80211/util.c20
-rw-r--r--net/mac80211/vht.c4
-rw-r--r--net/mac80211/wpa.c2
-rw-r--r--net/nfc/digital.h3
-rw-r--r--net/nfc/digital_core.c27
-rw-r--r--net/nfc/digital_dep.c11
-rw-r--r--net/nfc/digital_technology.c96
-rw-r--r--net/nfc/hci/core.c7
-rw-r--r--net/nfc/nci/ntf.c4
-rw-r--r--net/wireless/Kconfig6
-rw-r--r--net/wireless/core.h2
-rw-r--r--net/wireless/genregdb.awk35
-rw-r--r--net/wireless/nl80211.c14
-rw-r--r--net/wireless/reg.c22
-rw-r--r--net/wireless/trace.h3
28 files changed, 813 insertions, 225 deletions
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index 31bf2586fb84..f0e84bc48038 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -52,7 +52,7 @@ static void ieee80211_free_tid_rx(struct rcu_head *h)
del_timer_sync(&tid_rx->reorder_timer);
for (i = 0; i < tid_rx->buf_size; i++)
- dev_kfree_skb(tid_rx->reorder_buf[i]);
+ __skb_queue_purge(&tid_rx->reorder_buf[i]);
kfree(tid_rx->reorder_buf);
kfree(tid_rx->reorder_time);
kfree(tid_rx);
@@ -224,28 +224,15 @@ static void ieee80211_send_addba_resp(struct ieee80211_sub_if_data *sdata, u8 *d
ieee80211_tx_skb(sdata, skb);
}
-void ieee80211_process_addba_request(struct ieee80211_local *local,
- struct sta_info *sta,
- struct ieee80211_mgmt *mgmt,
- size_t len)
+void __ieee80211_start_rx_ba_session(struct sta_info *sta,
+ u8 dialog_token, u16 timeout,
+ u16 start_seq_num, u16 ba_policy, u16 tid,
+ u16 buf_size, bool tx)
{
+ struct ieee80211_local *local = sta->sdata->local;
struct tid_ampdu_rx *tid_agg_rx;
- u16 capab, tid, timeout, ba_policy, buf_size, start_seq_num, status;
- u8 dialog_token;
- int ret = -EOPNOTSUPP;
-
- /* extract session parameters from addba request frame */
- dialog_token = mgmt->u.action.u.addba_req.dialog_token;
- timeout = le16_to_cpu(mgmt->u.action.u.addba_req.timeout);
- start_seq_num =
- le16_to_cpu(mgmt->u.action.u.addba_req.start_seq_num) >> 4;
-
- capab = le16_to_cpu(mgmt->u.action.u.addba_req.capab);
- ba_policy = (capab & IEEE80211_ADDBA_PARAM_POLICY_MASK) >> 1;
- tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
- buf_size = (capab & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6;
-
- status = WLAN_STATUS_REQUEST_DECLINED;
+ int i, ret = -EOPNOTSUPP;
+ u16 status = WLAN_STATUS_REQUEST_DECLINED;
if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {
ht_dbg(sta->sdata,
@@ -264,7 +251,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
status = WLAN_STATUS_INVALID_QOS_PARAM;
ht_dbg_ratelimited(sta->sdata,
"AddBA Req with bad params from %pM on tid %u. policy %d, buffer size %d\n",
- mgmt->sa, tid, ba_policy, buf_size);
+ sta->sta.addr, tid, ba_policy, buf_size);
goto end_no_lock;
}
/* determine default buffer size */
@@ -281,7 +268,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
if (sta->ampdu_mlme.tid_rx[tid]) {
ht_dbg_ratelimited(sta->sdata,
"unexpected AddBA Req from %pM on tid %u\n",
- mgmt->sa, tid);
+ sta->sta.addr, tid);
/* delete existing Rx BA session on the same tid */
___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,
@@ -308,7 +295,7 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
/* prepare reordering buffer */
tid_agg_rx->reorder_buf =
- kcalloc(buf_size, sizeof(struct sk_buff *), GFP_KERNEL);
+ kcalloc(buf_size, sizeof(struct sk_buff_head), GFP_KERNEL);
tid_agg_rx->reorder_time =
kcalloc(buf_size, sizeof(unsigned long), GFP_KERNEL);
if (!tid_agg_rx->reorder_buf || !tid_agg_rx->reorder_time) {
@@ -318,6 +305,9 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
goto end;
}
+ for (i = 0; i < buf_size; i++)
+ __skb_queue_head_init(&tid_agg_rx->reorder_buf[i]);
+
ret = drv_ampdu_action(local, sta->sdata, IEEE80211_AMPDU_RX_START,
&sta->sta, tid, &start_seq_num, 0);
ht_dbg(sta->sdata, "Rx A-MPDU request on %pM tid %d result %d\n",
@@ -350,6 +340,74 @@ end:
mutex_unlock(&sta->ampdu_mlme.mtx);
end_no_lock:
- ieee80211_send_addba_resp(sta->sdata, sta->sta.addr, tid,
- dialog_token, status, 1, buf_size, timeout);
+ if (tx)
+ ieee80211_send_addba_resp(sta->sdata, sta->sta.addr, tid,
+ dialog_token, status, 1, buf_size,
+ timeout);
+}
+
+void ieee80211_process_addba_request(struct ieee80211_local *local,
+ struct sta_info *sta,
+ struct ieee80211_mgmt *mgmt,
+ size_t len)
+{
+ u16 capab, tid, timeout, ba_policy, buf_size, start_seq_num;
+ u8 dialog_token;
+
+ /* extract session parameters from addba request frame */
+ dialog_token = mgmt->u.action.u.addba_req.dialog_token;
+ timeout = le16_to_cpu(mgmt->u.action.u.addba_req.timeout);
+ start_seq_num =
+ le16_to_cpu(mgmt->u.action.u.addba_req.start_seq_num) >> 4;
+
+ capab = le16_to_cpu(mgmt->u.action.u.addba_req.capab);
+ ba_policy = (capab & IEEE80211_ADDBA_PARAM_POLICY_MASK) >> 1;
+ tid = (capab & IEEE80211_ADDBA_PARAM_TID_MASK) >> 2;
+ buf_size = (capab & IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK) >> 6;
+
+ __ieee80211_start_rx_ba_session(sta, dialog_token, timeout,
+ start_seq_num, ba_policy, tid,
+ buf_size, true);
+}
+
+void ieee80211_start_rx_ba_session_offl(struct ieee80211_vif *vif,
+ const u8 *addr, u16 tid)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_rx_agg *rx_agg;
+ struct sk_buff *skb = dev_alloc_skb(0);
+
+ if (unlikely(!skb))
+ return;
+
+ rx_agg = (struct ieee80211_rx_agg *) &skb->cb;
+ memcpy(&rx_agg->addr, addr, ETH_ALEN);
+ rx_agg->tid = tid;
+
+ skb->pkt_type = IEEE80211_SDATA_QUEUE_RX_AGG_START;
+ skb_queue_tail(&sdata->skb_queue, skb);
+ ieee80211_queue_work(&local->hw, &sdata->work);
+}
+EXPORT_SYMBOL(ieee80211_start_rx_ba_session_offl);
+
+void ieee80211_stop_rx_ba_session_offl(struct ieee80211_vif *vif,
+ const u8 *addr, u16 tid)
+{
+ struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_rx_agg *rx_agg;
+ struct sk_buff *skb = dev_alloc_skb(0);
+
+ if (unlikely(!skb))
+ return;
+
+ rx_agg = (struct ieee80211_rx_agg *) &skb->cb;
+ memcpy(&rx_agg->addr, addr, ETH_ALEN);
+ rx_agg->tid = tid;
+
+ skb->pkt_type = IEEE80211_SDATA_QUEUE_RX_AGG_STOP;
+ skb_queue_tail(&sdata->skb_queue, skb);
+ ieee80211_queue_work(&local->hw, &sdata->work);
}
+EXPORT_SYMBOL(ieee80211_stop_rx_ba_session_offl);
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index c3fd4d275bf4..6d537f03c0ba 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -66,7 +66,7 @@ static bool ieee80211_can_create_new_chanctx(struct ieee80211_local *local)
static struct ieee80211_chanctx *
ieee80211_vif_get_chanctx(struct ieee80211_sub_if_data *sdata)
{
- struct ieee80211_local *local = sdata->local;
+ struct ieee80211_local *local __maybe_unused = sdata->local;
struct ieee80211_chanctx_conf *conf;
conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 15702ff64a4c..ff630be2ca75 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -150,13 +150,12 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
/*
* If user has specified capability over-rides, take care
- * of that if the station we're setting up is the AP that
+ * of that if the station we're setting up is the AP or TDLS peer that
* we advertised a restricted capability set to. Override
* our own capabilities and then use those below.
*/
- if ((sdata->vif.type == NL80211_IFTYPE_STATION ||
- sdata->vif.type == NL80211_IFTYPE_ADHOC) &&
- !test_sta_flag(sta, WLAN_STA_TDLS_PEER))
+ if (sdata->vif.type == NL80211_IFTYPE_STATION ||
+ sdata->vif.type == NL80211_IFTYPE_ADHOC)
ieee80211_apply_htcap_overrides(sdata, &own_cap);
/*
@@ -228,6 +227,9 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
if (own_cap.mcs.rx_mask[32/8] & ht_cap_ie->mcs.rx_mask[32/8] & 1)
ht_cap.mcs.rx_mask[32/8] |= 1;
+ /* set Rx highest rate */
+ ht_cap.mcs.rx_highest = ht_cap_ie->mcs.rx_highest;
+
apply:
changed = memcmp(&sta->sta.ht_cap, &ht_cap, sizeof(ht_cap));
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 713485f9effc..9713dc54ea4b 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -189,17 +189,8 @@ ieee80211_ibss_build_presp(struct ieee80211_sub_if_data *sdata,
chandef, 0);
}
- if (local->hw.queues >= IEEE80211_NUM_ACS) {
- *pos++ = WLAN_EID_VENDOR_SPECIFIC;
- *pos++ = 7; /* len */
- *pos++ = 0x00; /* Microsoft OUI 00:50:F2 */
- *pos++ = 0x50;
- *pos++ = 0xf2;
- *pos++ = 2; /* WME */
- *pos++ = 0; /* WME info */
- *pos++ = 1; /* WME ver */
- *pos++ = 0; /* U-APSD no in use */
- }
+ if (local->hw.queues >= IEEE80211_NUM_ACS)
+ pos = ieee80211_add_wmm_info_ie(pos, 0); /* U-APSD not in use */
presp->head_len = pos - presp->head;
if (WARN_ON(presp->head_len > frame_len))
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 9e025e1184cc..ef7a089ac546 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -345,7 +345,6 @@ enum ieee80211_sta_flags {
IEEE80211_STA_CONNECTION_POLL = BIT(1),
IEEE80211_STA_CONTROL_PORT = BIT(2),
IEEE80211_STA_DISABLE_HT = BIT(4),
- IEEE80211_STA_CSA_RECEIVED = BIT(5),
IEEE80211_STA_MFP_ENABLED = BIT(6),
IEEE80211_STA_UAPSD_ENABLED = BIT(7),
IEEE80211_STA_NULLFUNC_ACKED = BIT(8),
@@ -503,6 +502,9 @@ struct ieee80211_if_managed {
struct ieee80211_ht_cap ht_capa_mask; /* Valid parts of ht_capa */
struct ieee80211_vht_cap vht_capa; /* configured VHT overrides */
struct ieee80211_vht_cap vht_capa_mask; /* Valid parts of vht_capa */
+
+ u8 tdls_peer[ETH_ALEN] __aligned(2);
+ struct delayed_work tdls_peer_del_work;
};
struct ieee80211_if_ibss {
@@ -815,9 +817,6 @@ struct ieee80211_sub_if_data {
bool radar_required;
struct delayed_work dfs_cac_timer_work;
- u8 tdls_peer[ETH_ALEN] __aligned(2);
- struct delayed_work tdls_peer_del_work;
-
/*
* AP this belongs to: self in AP mode and
* corresponding AP in VLAN mode, NULL for
@@ -926,10 +925,17 @@ ieee80211_vif_get_shift(struct ieee80211_vif *vif)
return shift;
}
+struct ieee80211_rx_agg {
+ u8 addr[ETH_ALEN];
+ u16 tid;
+};
+
enum sdata_queue_type {
IEEE80211_SDATA_QUEUE_TYPE_FRAME = 0,
IEEE80211_SDATA_QUEUE_AGG_START = 1,
IEEE80211_SDATA_QUEUE_AGG_STOP = 2,
+ IEEE80211_SDATA_QUEUE_RX_AGG_START = 3,
+ IEEE80211_SDATA_QUEUE_RX_AGG_STOP = 4,
};
enum {
@@ -1578,6 +1584,10 @@ void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason, bool stop);
void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,
u16 initiator, u16 reason, bool stop);
+void __ieee80211_start_rx_ba_session(struct sta_info *sta,
+ u8 dialog_token, u16 timeout,
+ u16 start_seq_num, u16 ba_policy, u16 tid,
+ u16 buf_size, bool tx);
void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta,
enum ieee80211_agg_stop_reason reason);
void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
@@ -1730,6 +1740,21 @@ static inline void ieee802_11_parse_elems(const u8 *start, size_t len,
ieee802_11_parse_elems_crc(start, len, action, elems, 0, 0);
}
+static inline bool ieee80211_rx_reorder_ready(struct sk_buff_head *frames)
+{
+ struct sk_buff *tail = skb_peek_tail(frames);
+ struct ieee80211_rx_status *status;
+
+ if (!tail)
+ return false;
+
+ status = IEEE80211_SKB_RXCB(tail);
+ if (status->flag & RX_FLAG_AMSDU_MORE)
+ return false;
+
+ return true;
+}
+
void ieee80211_dynamic_ps_enable_work(struct work_struct *work);
void ieee80211_dynamic_ps_disable_work(struct work_struct *work);
void ieee80211_dynamic_ps_timer(unsigned long data);
@@ -1824,6 +1849,7 @@ int ieee80211_add_srates_ie(struct ieee80211_sub_if_data *sdata,
int ieee80211_add_ext_srates_ie(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb, bool need_basic,
enum ieee80211_band band);
+u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo);
/* channel management */
void ieee80211_ht_oper_to_chandef(struct ieee80211_channel *control_chan,
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index bbf51b2f0651..29be8854a027 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1140,6 +1140,7 @@ static void ieee80211_iface_work(struct work_struct *work)
struct sk_buff *skb;
struct sta_info *sta;
struct ieee80211_ra_tid *ra_tid;
+ struct ieee80211_rx_agg *rx_agg;
if (!ieee80211_sdata_running(sdata))
return;
@@ -1167,6 +1168,34 @@ static void ieee80211_iface_work(struct work_struct *work)
ra_tid = (void *)&skb->cb;
ieee80211_stop_tx_ba_cb(&sdata->vif, ra_tid->ra,
ra_tid->tid);
+ } else if (skb->pkt_type == IEEE80211_SDATA_QUEUE_RX_AGG_START) {
+ rx_agg = (void *)&skb->cb;
+ mutex_lock(&local->sta_mtx);
+ sta = sta_info_get_bss(sdata, rx_agg->addr);
+ if (sta) {
+ u16 last_seq;
+
+ last_seq = le16_to_cpu(
+ sta->last_seq_ctrl[rx_agg->tid]);
+
+ __ieee80211_start_rx_ba_session(sta,
+ 0, 0,
+ ieee80211_sn_inc(last_seq),
+ 1, rx_agg->tid,
+ IEEE80211_MAX_AMPDU_BUF,
+ false);
+ }
+ mutex_unlock(&local->sta_mtx);
+ } else if (skb->pkt_type == IEEE80211_SDATA_QUEUE_RX_AGG_STOP) {
+ rx_agg = (void *)&skb->cb;
+ mutex_lock(&local->sta_mtx);
+ sta = sta_info_get_bss(sdata, rx_agg->addr);
+ if (sta)
+ __ieee80211_stop_rx_ba_session(sta,
+ rx_agg->tid,
+ WLAN_BACK_RECIPIENT, 0,
+ false);
+ mutex_unlock(&local->sta_mtx);
} else if (ieee80211_is_action(mgmt->frame_control) &&
mgmt->u.action.category == WLAN_CATEGORY_BACK) {
int len = skb->len;
@@ -1672,8 +1701,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
ieee80211_dfs_cac_timer_work);
INIT_DELAYED_WORK(&sdata->dec_tailroom_needed_wk,
ieee80211_delayed_tailroom_dec);
- INIT_DELAYED_WORK(&sdata->tdls_peer_del_work,
- ieee80211_tdls_peer_del_work);
for (i = 0; i < IEEE80211_NUM_BANDS; i++) {
struct ieee80211_supported_band *sband;
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index 16d97f044a20..d808cff80153 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -482,9 +482,6 @@ int ieee80211_key_link(struct ieee80211_key *key,
int idx, ret;
bool pairwise;
- if (WARN_ON(!sdata || !key))
- return -EINVAL;
-
pairwise = key->conf.flags & IEEE80211_KEY_FLAG_PAIRWISE;
idx = key->conf.keyidx;
key->local = sdata->local;
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 931330bbe00c..31a8afaf7332 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -830,16 +830,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata)
qos_info = 0;
}
- pos = skb_put(skb, 9);
- *pos++ = WLAN_EID_VENDOR_SPECIFIC;
- *pos++ = 7; /* len */
- *pos++ = 0x00; /* Microsoft OUI 00:50:F2 */
- *pos++ = 0x50;
- *pos++ = 0xf2;
- *pos++ = 2; /* WME */
- *pos++ = 0; /* WME info */
- *pos++ = 1; /* WME ver */
- *pos++ = qos_info;
+ pos = ieee80211_add_wmm_info_ie(skb_put(skb, 9), qos_info);
}
/* add any remaining custom (i.e. vendor specific here) IEs */
@@ -1005,8 +996,6 @@ static void ieee80211_chswitch_work(struct work_struct *work)
sdata->csa_block_tx = false;
}
- ifmgd->flags &= ~IEEE80211_STA_CSA_RECEIVED;
-
ieee80211_sta_reset_beacon_monitor(sdata);
ieee80211_sta_reset_conn_monitor(sdata);
@@ -1064,7 +1053,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
return;
/* disregard subsequent announcements if we are already processing */
- if (ifmgd->flags & IEEE80211_STA_CSA_RECEIVED)
+ if (sdata->vif.csa_active)
return;
current_band = cbss->channel->band;
@@ -1091,8 +1080,6 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
return;
}
- ifmgd->flags |= IEEE80211_STA_CSA_RECEIVED;
-
mutex_lock(&local->mtx);
mutex_lock(&local->chanctx_mtx);
conf = rcu_dereference_protected(sdata->vif.chanctx_conf,
@@ -2108,8 +2095,6 @@ static void __ieee80211_disconnect(struct ieee80211_sub_if_data *sdata)
ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
WLAN_REASON_DISASSOC_DUE_TO_INACTIVITY,
true, frame_buf);
- ifmgd->flags &= ~IEEE80211_STA_CSA_RECEIVED;
-
mutex_lock(&local->mtx);
sdata->vif.csa_active = false;
if (sdata->csa_block_tx) {
@@ -3722,6 +3707,8 @@ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
INIT_WORK(&ifmgd->csa_connection_drop_work,
ieee80211_csa_connection_drop_work);
INIT_WORK(&ifmgd->request_smps_work, ieee80211_request_smps_mgd_work);
+ INIT_DELAYED_WORK(&ifmgd->tdls_peer_del_work,
+ ieee80211_tdls_peer_del_work);
setup_timer(&ifmgd->timer, ieee80211_sta_timer,
(unsigned long) sdata);
setup_timer(&ifmgd->bcn_mon_timer, ieee80211_sta_bcn_mon_timer,
@@ -4585,6 +4572,7 @@ void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata)
cancel_work_sync(&ifmgd->request_smps_work);
cancel_work_sync(&ifmgd->csa_connection_drop_work);
cancel_work_sync(&ifmgd->chswitch_work);
+ cancel_delayed_work_sync(&ifmgd->tdls_peer_del_work);
sdata_lock(sdata);
if (ifmgd->assoc_data) {
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 5f572bed1761..bd2c9b22c945 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -688,20 +688,27 @@ static void ieee80211_release_reorder_frame(struct ieee80211_sub_if_data *sdata,
int index,
struct sk_buff_head *frames)
{
- struct sk_buff *skb = tid_agg_rx->reorder_buf[index];
+ struct sk_buff_head *skb_list = &tid_agg_rx->reorder_buf[index];
+ struct sk_buff *skb;
struct ieee80211_rx_status *status;
lockdep_assert_held(&tid_agg_rx->reorder_lock);
- if (!skb)
+ if (skb_queue_empty(skb_list))
+ goto no_frame;
+
+ if (!ieee80211_rx_reorder_ready(skb_list)) {
+ __skb_queue_purge(skb_list);
goto no_frame;
+ }
- /* release the frame from the reorder ring buffer */
+ /* release frames from the reorder ring buffer */
tid_agg_rx->stored_mpdu_num--;
- tid_agg_rx->reorder_buf[index] = NULL;
- status = IEEE80211_SKB_RXCB(skb);
- status->rx_flags |= IEEE80211_RX_DEFERRED_RELEASE;
- __skb_queue_tail(frames, skb);
+ while ((skb = __skb_dequeue(skb_list))) {
+ status = IEEE80211_SKB_RXCB(skb);
+ status->rx_flags |= IEEE80211_RX_DEFERRED_RELEASE;
+ __skb_queue_tail(frames, skb);
+ }
no_frame:
tid_agg_rx->head_seq_num = ieee80211_sn_inc(tid_agg_rx->head_seq_num);
@@ -738,13 +745,13 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
struct tid_ampdu_rx *tid_agg_rx,
struct sk_buff_head *frames)
{
- int index, j;
+ int index, i, j;
lockdep_assert_held(&tid_agg_rx->reorder_lock);
/* release the buffer until next missing frame */
index = tid_agg_rx->head_seq_num % tid_agg_rx->buf_size;
- if (!tid_agg_rx->reorder_buf[index] &&
+ if (!ieee80211_rx_reorder_ready(&tid_agg_rx->reorder_buf[index]) &&
tid_agg_rx->stored_mpdu_num) {
/*
* No buffers ready to be released, but check whether any
@@ -753,7 +760,8 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
int skipped = 1;
for (j = (index + 1) % tid_agg_rx->buf_size; j != index;
j = (j + 1) % tid_agg_rx->buf_size) {
- if (!tid_agg_rx->reorder_buf[j]) {
+ if (!ieee80211_rx_reorder_ready(
+ &tid_agg_rx->reorder_buf[j])) {
skipped++;
continue;
}
@@ -762,6 +770,11 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
HT_RX_REORDER_BUF_TIMEOUT))
goto set_release_timer;
+ /* don't leave incomplete A-MSDUs around */
+ for (i = (index + 1) % tid_agg_rx->buf_size; i != j;
+ i = (i + 1) % tid_agg_rx->buf_size)
+ __skb_queue_purge(&tid_agg_rx->reorder_buf[i]);
+
ht_dbg_ratelimited(sdata,
"release an RX reorder frame due to timeout on earlier frames\n");
ieee80211_release_reorder_frame(sdata, tid_agg_rx, j,
@@ -775,7 +788,8 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
skipped) & IEEE80211_SN_MASK;
skipped = 0;
}
- } else while (tid_agg_rx->reorder_buf[index]) {
+ } else while (ieee80211_rx_reorder_ready(
+ &tid_agg_rx->reorder_buf[index])) {
ieee80211_release_reorder_frame(sdata, tid_agg_rx, index,
frames);
index = tid_agg_rx->head_seq_num % tid_agg_rx->buf_size;
@@ -786,7 +800,8 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata,
for (; j != (index - 1) % tid_agg_rx->buf_size;
j = (j + 1) % tid_agg_rx->buf_size) {
- if (tid_agg_rx->reorder_buf[j])
+ if (ieee80211_rx_reorder_ready(
+ &tid_agg_rx->reorder_buf[j]))
break;
}
@@ -811,6 +826,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_sub_if_data *sdata
struct sk_buff_head *frames)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
+ struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
u16 sc = le16_to_cpu(hdr->seq_ctrl);
u16 mpdu_seq_num = (sc & IEEE80211_SCTL_SEQ) >> 4;
u16 head_seq_num, buf_size;
@@ -845,7 +861,7 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_sub_if_data *sdata
index = mpdu_seq_num % tid_agg_rx->buf_size;
/* check if we already stored this frame */
- if (tid_agg_rx->reorder_buf[index]) {
+ if (ieee80211_rx_reorder_ready(&tid_agg_rx->reorder_buf[index])) {
dev_kfree_skb(skb);
goto out;
}
@@ -858,17 +874,20 @@ static bool ieee80211_sta_manage_reorder_buf(struct ieee80211_sub_if_data *sdata
*/
if (mpdu_seq_num == tid_agg_rx->head_seq_num &&
tid_agg_rx->stored_mpdu_num == 0) {
- tid_agg_rx->head_seq_num =
- ieee80211_sn_inc(tid_agg_rx->head_seq_num);
+ if (!(status->flag & RX_FLAG_AMSDU_MORE))
+ tid_agg_rx->head_seq_num =
+ ieee80211_sn_inc(tid_agg_rx->head_seq_num);
ret = false;
goto out;
}
/* put the frame in the reordering buffer */
- tid_agg_rx->reorder_buf[index] = skb;
- tid_agg_rx->reorder_time[index] = jiffies;
- tid_agg_rx->stored_mpdu_num++;
- ieee80211_sta_reorder_release(sdata, tid_agg_rx, frames);
+ __skb_queue_tail(&tid_agg_rx->reorder_buf[index], skb);
+ if (!(status->flag & RX_FLAG_AMSDU_MORE)) {
+ tid_agg_rx->reorder_time[index] = jiffies;
+ tid_agg_rx->stored_mpdu_num++;
+ ieee80211_sta_reorder_release(sdata, tid_agg_rx, frames);
+ }
out:
spin_unlock(&tid_agg_rx->reorder_lock);
@@ -3129,6 +3148,14 @@ static bool prepare_for_handlers(struct ieee80211_rx_data *rx,
if (!ieee80211_is_beacon(hdr->frame_control))
return false;
status->rx_flags &= ~IEEE80211_RX_RA_MATCH;
+ } else if (!ieee80211_has_tods(hdr->frame_control)) {
+ /* ignore data frames to TDLS-peers */
+ if (ieee80211_is_data(hdr->frame_control))
+ return false;
+ /* ignore action frames to TDLS-peers */
+ if (ieee80211_is_action(hdr->frame_control) &&
+ !ether_addr_equal(bssid, hdr->addr1))
+ return false;
}
break;
case NL80211_IFTYPE_WDS:
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index f41177f58b30..c6ee2139fbc5 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -1724,12 +1724,15 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct ieee80211_local *local = sdata->local;
- struct rate_control_ref *ref = local->rate_ctrl;
+ struct rate_control_ref *ref = NULL;
struct timespec uptime;
u64 packets = 0;
u32 thr = 0;
int i, ac;
+ if (test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
+ ref = local->rate_ctrl;
+
sinfo->generation = sdata->local->sta_generation;
sinfo->filled = STATION_INFO_INACTIVE_TIME |
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index 2a04361b2162..d411bcc8ef08 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -47,6 +47,8 @@
* @WLAN_STA_TDLS_PEER: Station is a TDLS peer.
* @WLAN_STA_TDLS_PEER_AUTH: This TDLS peer is authorized to send direct
* packets. This means the link is enabled.
+ * @WLAN_STA_TDLS_INITIATOR: We are the initiator of the TDLS link with this
+ * station.
* @WLAN_STA_UAPSD: Station requested unscheduled SP while driver was
* keeping station in power-save mode, reply when the driver
* unblocks the station.
@@ -76,6 +78,7 @@ enum ieee80211_sta_info_flags {
WLAN_STA_PSPOLL,
WLAN_STA_TDLS_PEER,
WLAN_STA_TDLS_PEER_AUTH,
+ WLAN_STA_TDLS_INITIATOR,
WLAN_STA_UAPSD,
WLAN_STA_SP,
WLAN_STA_4ADDR_EVENT,
@@ -152,7 +155,8 @@ struct tid_ampdu_tx {
/**
* struct tid_ampdu_rx - TID aggregation information (Rx).
*
- * @reorder_buf: buffer to reorder incoming aggregated MPDUs
+ * @reorder_buf: buffer to reorder incoming aggregated MPDUs. An MPDU may be an
+ * A-MSDU with individually reported subframes.
* @reorder_time: jiffies when skb was added
* @session_timer: check if peer keeps Tx-ing on the TID (by timeout value)
* @reorder_timer: releases expired frames from the reorder buffer.
@@ -177,7 +181,7 @@ struct tid_ampdu_tx {
struct tid_ampdu_rx {
struct rcu_head rcu_head;
spinlock_t reorder_lock;
- struct sk_buff **reorder_buf;
+ struct sk_buff_head *reorder_buf;
unsigned long *reorder_time;
struct timer_list session_timer;
struct timer_list reorder_timer;
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index f7185338a0fa..1b21050be174 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -8,6 +8,7 @@
*/
#include <linux/ieee80211.h>
+#include <linux/log2.h>
#include <net/cfg80211.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
@@ -21,14 +22,14 @@ void ieee80211_tdls_peer_del_work(struct work_struct *wk)
struct ieee80211_local *local;
sdata = container_of(wk, struct ieee80211_sub_if_data,
- tdls_peer_del_work.work);
+ u.mgd.tdls_peer_del_work.work);
local = sdata->local;
mutex_lock(&local->mtx);
- if (!is_zero_ether_addr(sdata->tdls_peer)) {
- tdls_dbg(sdata, "TDLS del peer %pM\n", sdata->tdls_peer);
- sta_info_destroy_addr(sdata, sdata->tdls_peer);
- eth_zero_addr(sdata->tdls_peer);
+ if (!is_zero_ether_addr(sdata->u.mgd.tdls_peer)) {
+ tdls_dbg(sdata, "TDLS del peer %pM\n", sdata->u.mgd.tdls_peer);
+ sta_info_destroy_addr(sdata, sdata->u.mgd.tdls_peer);
+ eth_zero_addr(sdata->u.mgd.tdls_peer);
}
mutex_unlock(&local->mtx);
}
@@ -46,11 +47,16 @@ static void ieee80211_tdls_add_ext_capab(struct sk_buff *skb)
*pos++ = WLAN_EXT_CAPA5_TDLS_ENABLED;
}
-static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
+static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata,
+ u16 status_code)
{
struct ieee80211_local *local = sdata->local;
u16 capab;
+ /* The capability will be 0 when sending a failure code */
+ if (status_code != 0)
+ return 0;
+
capab = 0;
if (ieee80211_get_sdata_band(sdata) != IEEE80211_BAND_2GHZ)
return capab;
@@ -63,19 +69,332 @@ static u16 ieee80211_get_tdls_sta_capab(struct ieee80211_sub_if_data *sdata)
return capab;
}
-static void ieee80211_tdls_add_link_ie(struct sk_buff *skb, const u8 *src_addr,
- const u8 *peer, const u8 *bssid)
+static void ieee80211_tdls_add_link_ie(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb, const u8 *peer,
+ bool initiator)
{
struct ieee80211_tdls_lnkie *lnkid;
+ const u8 *init_addr, *rsp_addr;
+
+ if (initiator) {
+ init_addr = sdata->vif.addr;
+ rsp_addr = peer;
+ } else {
+ init_addr = peer;
+ rsp_addr = sdata->vif.addr;
+ }
lnkid = (void *)skb_put(skb, sizeof(struct ieee80211_tdls_lnkie));
lnkid->ie_type = WLAN_EID_LINK_ID;
lnkid->ie_len = sizeof(struct ieee80211_tdls_lnkie) - 2;
- memcpy(lnkid->bssid, bssid, ETH_ALEN);
- memcpy(lnkid->init_sta, src_addr, ETH_ALEN);
- memcpy(lnkid->resp_sta, peer, ETH_ALEN);
+ memcpy(lnkid->bssid, sdata->u.mgd.bssid, ETH_ALEN);
+ memcpy(lnkid->init_sta, init_addr, ETH_ALEN);
+ memcpy(lnkid->resp_sta, rsp_addr, ETH_ALEN);
+}
+
+/* translate numbering in the WMM parameter IE to the mac80211 notation */
+static enum ieee80211_ac_numbers ieee80211_ac_from_wmm(int ac)
+{
+ switch (ac) {
+ default:
+ WARN_ON_ONCE(1);
+ case 0:
+ return IEEE80211_AC_BE;
+ case 1:
+ return IEEE80211_AC_BK;
+ case 2:
+ return IEEE80211_AC_VI;
+ case 3:
+ return IEEE80211_AC_VO;
+ }
+}
+
+static u8 ieee80211_wmm_aci_aifsn(int aifsn, bool acm, int aci)
+{
+ u8 ret;
+
+ ret = aifsn & 0x0f;
+ if (acm)
+ ret |= 0x10;
+ ret |= (aci << 5) & 0x60;
+ return ret;
+}
+
+static u8 ieee80211_wmm_ecw(u16 cw_min, u16 cw_max)
+{
+ return ((ilog2(cw_min + 1) << 0x0) & 0x0f) |
+ ((ilog2(cw_max + 1) << 0x4) & 0xf0);
+}
+
+static void ieee80211_tdls_add_wmm_param_ie(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb)
+{
+ struct ieee80211_wmm_param_ie *wmm;
+ struct ieee80211_tx_queue_params *txq;
+ int i;
+
+ wmm = (void *)skb_put(skb, sizeof(*wmm));
+ memset(wmm, 0, sizeof(*wmm));
+
+ wmm->element_id = WLAN_EID_VENDOR_SPECIFIC;
+ wmm->len = sizeof(*wmm) - 2;
+
+ wmm->oui[0] = 0x00; /* Microsoft OUI 00:50:F2 */
+ wmm->oui[1] = 0x50;
+ wmm->oui[2] = 0xf2;
+ wmm->oui_type = 2; /* WME */
+ wmm->oui_subtype = 1; /* WME param */
+ wmm->version = 1; /* WME ver */
+ wmm->qos_info = 0; /* U-APSD not in use */
+
+ /*
+ * Use the EDCA parameters defined for the BSS, or default if the AP
+ * doesn't support it, as mandated by 802.11-2012 section 10.22.4
+ */
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ txq = &sdata->tx_conf[ieee80211_ac_from_wmm(i)];
+ wmm->ac[i].aci_aifsn = ieee80211_wmm_aci_aifsn(txq->aifs,
+ txq->acm, i);
+ wmm->ac[i].cw = ieee80211_wmm_ecw(txq->cw_min, txq->cw_max);
+ wmm->ac[i].txop_limit = cpu_to_le16(txq->txop);
+ }
+}
+
+static void
+ieee80211_tdls_add_setup_start_ies(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb, const u8 *peer,
+ u8 action_code, bool initiator,
+ const u8 *extra_ies, size_t extra_ies_len)
+{
+ enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_supported_band *sband;
+ struct ieee80211_sta_ht_cap ht_cap;
+ struct sta_info *sta = NULL;
+ size_t offset = 0, noffset;
+ u8 *pos;
+
+ rcu_read_lock();
+
+ /* we should have the peer STA if we're already responding */
+ if (action_code == WLAN_TDLS_SETUP_RESPONSE) {
+ sta = sta_info_get(sdata, peer);
+ if (WARN_ON_ONCE(!sta)) {
+ rcu_read_unlock();
+ return;
+ }
+ }
+
+ ieee80211_add_srates_ie(sdata, skb, false, band);
+ ieee80211_add_ext_srates_ie(sdata, skb, false, band);
+
+ /* add any custom IEs that go before Extended Capabilities */
+ if (extra_ies_len) {
+ static const u8 before_ext_cap[] = {
+ WLAN_EID_SUPP_RATES,
+ WLAN_EID_COUNTRY,
+ WLAN_EID_EXT_SUPP_RATES,
+ WLAN_EID_SUPPORTED_CHANNELS,
+ WLAN_EID_RSN,
+ };
+ noffset = ieee80211_ie_split(extra_ies, extra_ies_len,
+ before_ext_cap,
+ ARRAY_SIZE(before_ext_cap),
+ offset);
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ offset = noffset;
+ }
+
+ ieee80211_tdls_add_ext_capab(skb);
+
+ /* add the QoS element if we support it */
+ if (local->hw.queues >= IEEE80211_NUM_ACS &&
+ action_code != WLAN_PUB_ACTION_TDLS_DISCOVER_RES)
+ ieee80211_add_wmm_info_ie(skb_put(skb, 9), 0); /* no U-APSD */
+
+ /* add any custom IEs that go before HT capabilities */
+ if (extra_ies_len) {
+ static const u8 before_ht_cap[] = {
+ WLAN_EID_SUPP_RATES,
+ WLAN_EID_COUNTRY,
+ WLAN_EID_EXT_SUPP_RATES,
+ WLAN_EID_SUPPORTED_CHANNELS,
+ WLAN_EID_RSN,
+ WLAN_EID_EXT_CAPABILITY,
+ WLAN_EID_QOS_CAPA,
+ WLAN_EID_FAST_BSS_TRANSITION,
+ WLAN_EID_TIMEOUT_INTERVAL,
+ WLAN_EID_SUPPORTED_REGULATORY_CLASSES,
+ };
+ noffset = ieee80211_ie_split(extra_ies, extra_ies_len,
+ before_ht_cap,
+ ARRAY_SIZE(before_ht_cap),
+ offset);
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ offset = noffset;
+ }
+
+ /*
+ * with TDLS we can switch channels, and HT-caps are not necessarily
+ * the same on all bands. The specification limits the setup to a
+ * single HT-cap, so use the current band for now.
+ */
+ sband = local->hw.wiphy->bands[band];
+ memcpy(&ht_cap, &sband->ht_cap, sizeof(ht_cap));
+ if ((action_code == WLAN_TDLS_SETUP_REQUEST ||
+ action_code == WLAN_TDLS_SETUP_RESPONSE) &&
+ ht_cap.ht_supported && (!sta || sta->sta.ht_cap.ht_supported)) {
+ if (action_code == WLAN_TDLS_SETUP_REQUEST) {
+ ieee80211_apply_htcap_overrides(sdata, &ht_cap);
+
+ /* disable SMPS in TDLS initiator */
+ ht_cap.cap |= (WLAN_HT_CAP_SM_PS_DISABLED
+ << IEEE80211_HT_CAP_SM_PS_SHIFT);
+ } else {
+ /* disable SMPS in TDLS responder */
+ sta->sta.ht_cap.cap |=
+ (WLAN_HT_CAP_SM_PS_DISABLED
+ << IEEE80211_HT_CAP_SM_PS_SHIFT);
+
+ /* the peer caps are already intersected with our own */
+ memcpy(&ht_cap, &sta->sta.ht_cap, sizeof(ht_cap));
+ }
+
+ pos = skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2);
+ ieee80211_ie_build_ht_cap(pos, &ht_cap, ht_cap.cap);
+ }
+
+ rcu_read_unlock();
+
+ /* add any remaining IEs */
+ if (extra_ies_len) {
+ noffset = extra_ies_len;
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ }
+
+ ieee80211_tdls_add_link_ie(sdata, skb, peer, initiator);
+}
+
+static void
+ieee80211_tdls_add_setup_cfm_ies(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb, const u8 *peer,
+ bool initiator, const u8 *extra_ies,
+ size_t extra_ies_len)
+{
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ size_t offset = 0, noffset;
+ struct sta_info *sta, *ap_sta;
+ u8 *pos;
+
+ rcu_read_lock();
+
+ sta = sta_info_get(sdata, peer);
+ ap_sta = sta_info_get(sdata, ifmgd->bssid);
+ if (WARN_ON_ONCE(!sta || !ap_sta)) {
+ rcu_read_unlock();
+ return;
+ }
+
+ /* add any custom IEs that go before the QoS IE */
+ if (extra_ies_len) {
+ static const u8 before_qos[] = {
+ WLAN_EID_RSN,
+ };
+ noffset = ieee80211_ie_split(extra_ies, extra_ies_len,
+ before_qos,
+ ARRAY_SIZE(before_qos),
+ offset);
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ offset = noffset;
+ }
+
+ /* add the QoS param IE if both the peer and we support it */
+ if (local->hw.queues >= IEEE80211_NUM_ACS &&
+ test_sta_flag(sta, WLAN_STA_WME))
+ ieee80211_tdls_add_wmm_param_ie(sdata, skb);
+
+ /* add any custom IEs that go before HT operation */
+ if (extra_ies_len) {
+ static const u8 before_ht_op[] = {
+ WLAN_EID_RSN,
+ WLAN_EID_QOS_CAPA,
+ WLAN_EID_FAST_BSS_TRANSITION,
+ WLAN_EID_TIMEOUT_INTERVAL,
+ };
+ noffset = ieee80211_ie_split(extra_ies, extra_ies_len,
+ before_ht_op,
+ ARRAY_SIZE(before_ht_op),
+ offset);
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ offset = noffset;
+ }
+
+ /* if HT support is only added in TDLS, we need an HT-operation IE */
+ if (!ap_sta->sta.ht_cap.ht_supported && sta->sta.ht_cap.ht_supported) {
+ struct ieee80211_chanctx_conf *chanctx_conf =
+ rcu_dereference(sdata->vif.chanctx_conf);
+ if (!WARN_ON(!chanctx_conf)) {
+ pos = skb_put(skb, 2 +
+ sizeof(struct ieee80211_ht_operation));
+ /* send an empty HT operation IE */
+ ieee80211_ie_build_ht_oper(pos, &sta->sta.ht_cap,
+ &chanctx_conf->def, 0);
+ }
+ }
+
+ rcu_read_unlock();
+
+ /* add any remaining IEs */
+ if (extra_ies_len) {
+ noffset = extra_ies_len;
+ pos = skb_put(skb, noffset - offset);
+ memcpy(pos, extra_ies + offset, noffset - offset);
+ }
+
+ ieee80211_tdls_add_link_ie(sdata, skb, peer, initiator);
+}
+
+static void ieee80211_tdls_add_ies(struct ieee80211_sub_if_data *sdata,
+ struct sk_buff *skb, const u8 *peer,
+ u8 action_code, u16 status_code,
+ bool initiator, const u8 *extra_ies,
+ size_t extra_ies_len)
+{
+ switch (action_code) {
+ case WLAN_TDLS_SETUP_REQUEST:
+ case WLAN_TDLS_SETUP_RESPONSE:
+ case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
+ if (status_code == 0)
+ ieee80211_tdls_add_setup_start_ies(sdata, skb, peer,
+ action_code,
+ initiator,
+ extra_ies,
+ extra_ies_len);
+ break;
+ case WLAN_TDLS_SETUP_CONFIRM:
+ if (status_code == 0)
+ ieee80211_tdls_add_setup_cfm_ies(sdata, skb, peer,
+ initiator, extra_ies,
+ extra_ies_len);
+ break;
+ case WLAN_TDLS_TEARDOWN:
+ case WLAN_TDLS_DISCOVERY_REQUEST:
+ if (extra_ies_len)
+ memcpy(skb_put(skb, extra_ies_len), extra_ies,
+ extra_ies_len);
+ if (status_code == 0 || action_code == WLAN_TDLS_TEARDOWN)
+ ieee80211_tdls_add_link_ie(sdata, skb, peer, initiator);
+ break;
+ }
+
}
static int
@@ -84,7 +403,6 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
u16 status_code, struct sk_buff *skb)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_tdls_data *tf;
tf = (void *)skb_put(skb, offsetof(struct ieee80211_tdls_data, u));
@@ -102,11 +420,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
skb_put(skb, sizeof(tf->u.setup_req));
tf->u.setup_req.dialog_token = dialog_token;
tf->u.setup_req.capability =
- cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
-
- ieee80211_add_srates_ie(sdata, skb, false, band);
- ieee80211_add_ext_srates_ie(sdata, skb, false, band);
- ieee80211_tdls_add_ext_capab(skb);
+ cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata,
+ status_code));
break;
case WLAN_TDLS_SETUP_RESPONSE:
tf->category = WLAN_CATEGORY_TDLS;
@@ -116,11 +431,8 @@ ieee80211_prep_tdls_encap_data(struct wiphy *wiphy, struct net_device *dev,
tf->u.setup_resp.status_code = cpu_to_le16(status_code);
tf->u.setup_resp.dialog_token = dialog_token;
tf->u.setup_resp.capability =
- cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
-
- ieee80211_add_srates_ie(sdata, skb, false, band);
- ieee80211_add_ext_srates_ie(sdata, skb, false, band);
- ieee80211_tdls_add_ext_capab(skb);
+ cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata,
+ status_code));
break;
case WLAN_TDLS_SETUP_CONFIRM:
tf->category = WLAN_CATEGORY_TDLS;
@@ -157,7 +469,6 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
u16 status_code, struct sk_buff *skb)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- enum ieee80211_band band = ieee80211_get_sdata_band(sdata);
struct ieee80211_mgmt *mgmt;
mgmt = (void *)skb_put(skb, 24);
@@ -178,11 +489,8 @@ ieee80211_prep_tdls_direct(struct wiphy *wiphy, struct net_device *dev,
mgmt->u.action.u.tdls_discover_resp.dialog_token =
dialog_token;
mgmt->u.action.u.tdls_discover_resp.capability =
- cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata));
-
- ieee80211_add_srates_ie(sdata, skb, false, band);
- ieee80211_add_ext_srates_ie(sdata, skb, false, band);
- ieee80211_tdls_add_ext_capab(skb);
+ cpu_to_le16(ieee80211_get_tdls_sta_capab(sdata,
+ status_code));
break;
default:
return -EINVAL;
@@ -202,7 +510,7 @@ ieee80211_tdls_prep_mgmt_packet(struct wiphy *wiphy, struct net_device *dev,
struct ieee80211_local *local = sdata->local;
struct sk_buff *skb = NULL;
bool send_direct;
- const u8 *init_addr, *rsp_addr;
+ struct sta_info *sta;
int ret;
skb = dev_alloc_skb(local->hw.extra_tx_headroom +
@@ -210,6 +518,9 @@ ieee80211_tdls_prep_mgmt_packet(struct wiphy *wiphy, struct net_device *dev,
sizeof(struct ieee80211_tdls_data)) +
50 + /* supported rates */
7 + /* ext capab */
+ 26 + /* max(WMM-info, WMM-param) */
+ 2 + max(sizeof(struct ieee80211_ht_cap),
+ sizeof(struct ieee80211_ht_operation)) +
extra_ies_len +
sizeof(struct ieee80211_tdls_lnkie));
if (!skb)
@@ -242,45 +553,48 @@ ieee80211_tdls_prep_mgmt_packet(struct wiphy *wiphy, struct net_device *dev,
if (ret < 0)
goto fail;
- if (extra_ies_len)
- memcpy(skb_put(skb, extra_ies_len), extra_ies, extra_ies_len);
+ rcu_read_lock();
+ sta = sta_info_get(sdata, peer);
- /* sanity check for initiator */
+ /* infer the initiator if we can, to support old userspace */
switch (action_code) {
case WLAN_TDLS_SETUP_REQUEST:
+ if (sta)
+ set_sta_flag(sta, WLAN_STA_TDLS_INITIATOR);
+ /* fall-through */
case WLAN_TDLS_SETUP_CONFIRM:
case WLAN_TDLS_DISCOVERY_REQUEST:
- if (!initiator) {
- ret = -EINVAL;
- goto fail;
- }
+ initiator = true;
break;
case WLAN_TDLS_SETUP_RESPONSE:
+ /*
+ * In some testing scenarios, we send a request and response.
+ * Make the last packet sent take effect for the initiator
+ * value.
+ */
+ if (sta)
+ clear_sta_flag(sta, WLAN_STA_TDLS_INITIATOR);
+ /* fall-through */
case WLAN_PUB_ACTION_TDLS_DISCOVER_RES:
- if (initiator) {
- ret = -EINVAL;
- goto fail;
- }
+ initiator = false;
break;
case WLAN_TDLS_TEARDOWN:
/* any value is ok */
break;
default:
ret = -ENOTSUPP;
- goto fail;
+ break;
}
- if (initiator) {
- init_addr = sdata->vif.addr;
- rsp_addr = peer;
- } else {
- init_addr = peer;
- rsp_addr = sdata->vif.addr;
- }
+ if (sta && test_sta_flag(sta, WLAN_STA_TDLS_INITIATOR))
+ initiator = true;
- ieee80211_tdls_add_link_ie(skb, init_addr, rsp_addr,
- sdata->u.mgd.bssid);
+ rcu_read_unlock();
+ if (ret < 0)
+ goto fail;
+ ieee80211_tdls_add_ies(sdata, skb, peer, action_code, status_code,
+ initiator, extra_ies, extra_ies_len);
if (send_direct) {
ieee80211_tx_skb(sdata, skb);
return 0;
@@ -327,8 +641,8 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
mutex_lock(&local->mtx);
/* we don't support concurrent TDLS peer setups */
- if (!is_zero_ether_addr(sdata->tdls_peer) &&
- !ether_addr_equal(sdata->tdls_peer, peer)) {
+ if (!is_zero_ether_addr(sdata->u.mgd.tdls_peer) &&
+ !ether_addr_equal(sdata->u.mgd.tdls_peer, peer)) {
ret = -EBUSY;
goto exit;
}
@@ -336,15 +650,19 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
/*
* make sure we have a STA representing the peer so we drop or buffer
* non-TDLS-setup frames to the peer. We can't send other packets
- * during setup through the AP path
+ * during setup through the AP path.
+ * Allow error packets to be sent - sometimes we don't even add a STA
+ * before failing the setup.
*/
- rcu_read_lock();
- if (!sta_info_get(sdata, peer)) {
+ if (status_code == 0) {
+ rcu_read_lock();
+ if (!sta_info_get(sdata, peer)) {
+ rcu_read_unlock();
+ ret = -ENOLINK;
+ goto exit;
+ }
rcu_read_unlock();
- ret = -ENOLINK;
- goto exit;
}
- rcu_read_unlock();
ieee80211_flush_queues(local, sdata);
@@ -355,9 +673,9 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
if (ret < 0)
goto exit;
- memcpy(sdata->tdls_peer, peer, ETH_ALEN);
+ memcpy(sdata->u.mgd.tdls_peer, peer, ETH_ALEN);
ieee80211_queue_delayed_work(&sdata->local->hw,
- &sdata->tdls_peer_del_work,
+ &sdata->u.mgd.tdls_peer_del_work,
TDLS_PEER_SETUP_TIMEOUT);
exit:
@@ -513,11 +831,22 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
set_sta_flag(sta, WLAN_STA_TDLS_PEER_AUTH);
rcu_read_unlock();
- WARN_ON_ONCE(is_zero_ether_addr(sdata->tdls_peer) ||
- !ether_addr_equal(sdata->tdls_peer, peer));
+ WARN_ON_ONCE(is_zero_ether_addr(sdata->u.mgd.tdls_peer) ||
+ !ether_addr_equal(sdata->u.mgd.tdls_peer, peer));
ret = 0;
break;
case NL80211_TDLS_DISABLE_LINK:
+ /*
+ * The teardown message in ieee80211_tdls_mgmt_teardown() was
+ * created while the queues were stopped, so it might still be
+ * pending. Before flushing the queues we need to be sure the
+ * message is handled by the tasklet handling pending messages,
+ * otherwise we might start destroying the station before
+ * sending the teardown packet.
+ * Note that this only forces the tasklet to flush pendings -
+ * not to stop the tasklet from rescheduling itself.
+ */
+ tasklet_kill(&local->tx_pending_tasklet);
/* flush a potentially queued teardown packet */
ieee80211_flush_queues(local, sdata);
@@ -528,9 +857,9 @@ int ieee80211_tdls_oper(struct wiphy *wiphy, struct net_device *dev,
break;
}
- if (ret == 0 && ether_addr_equal(sdata->tdls_peer, peer)) {
- cancel_delayed_work(&sdata->tdls_peer_del_work);
- eth_zero_addr(sdata->tdls_peer);
+ if (ret == 0 && ether_addr_equal(sdata->u.mgd.tdls_peer, peer)) {
+ cancel_delayed_work(&sdata->u.mgd.tdls_peer_del_work);
+ eth_zero_addr(sdata->u.mgd.tdls_peer);
}
mutex_unlock(&local->mtx);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 865bdaf06ff1..464106c023d8 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -415,6 +415,9 @@ ieee80211_tx_h_multicast_ps_buf(struct ieee80211_tx_data *tx)
if (ieee80211_has_order(hdr->frame_control))
return TX_CONTINUE;
+ if (ieee80211_is_probe_req(hdr->frame_control))
+ return TX_CONTINUE;
+
if (tx->local->hw.flags & IEEE80211_HW_QUEUE_CONTROL)
info->hw_queue = tx->sdata->vif.cab_queue;
@@ -464,6 +467,7 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
{
struct sta_info *sta = tx->sta;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
struct ieee80211_local *local = tx->local;
if (unlikely(!sta))
@@ -475,6 +479,12 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
!(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
int ac = skb_get_queue_mapping(tx->skb);
+ if (ieee80211_is_mgmt(hdr->frame_control) &&
+ !ieee80211_is_bufferable_mmpdu(hdr->frame_control)) {
+ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
+ return TX_CONTINUE;
+ }
+
ps_dbg(sta->sdata, "STA %pM aid %d: PS buffer for AC %d\n",
sta->sta.addr, sta->sta.aid, ac);
if (tx->local->total_ps_buffered >= TOTAL_MAX_TX_BUFFER)
@@ -534,19 +544,9 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
static ieee80211_tx_result debug_noinline
ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx)
{
- struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
-
if (unlikely(tx->flags & IEEE80211_TX_PS_BUFFERED))
return TX_CONTINUE;
- if (ieee80211_is_mgmt(hdr->frame_control) &&
- !ieee80211_is_bufferable_mmpdu(hdr->frame_control)) {
- if (tx->flags & IEEE80211_TX_UNICAST)
- info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
- return TX_CONTINUE;
- }
-
if (tx->flags & IEEE80211_TX_UNICAST)
return ieee80211_tx_h_unicast_ps_buf(tx);
else
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index ea79668c2e5f..725af7a468d2 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1150,11 +1150,12 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
int err;
/* 24 + 6 = header + auth_algo + auth_transaction + status_code */
- skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24 + 6 + extra_len);
+ skb = dev_alloc_skb(local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN +
+ 24 + 6 + extra_len + IEEE80211_WEP_ICV_LEN);
if (!skb)
return;
- skb_reserve(skb, local->hw.extra_tx_headroom);
+ skb_reserve(skb, local->hw.extra_tx_headroom + IEEE80211_WEP_IV_LEN);
mgmt = (struct ieee80211_mgmt *) skb_put(skb, 24 + 6);
memset(mgmt, 0, 24 + 6);
@@ -3082,3 +3083,18 @@ int ieee80211_max_num_channels(struct ieee80211_local *local)
return max_num_different_channels;
}
+
+u8 *ieee80211_add_wmm_info_ie(u8 *buf, u8 qosinfo)
+{
+ *buf++ = WLAN_EID_VENDOR_SPECIFIC;
+ *buf++ = 7; /* len */
+ *buf++ = 0x00; /* Microsoft OUI 00:50:F2 */
+ *buf++ = 0x50;
+ *buf++ = 0xf2;
+ *buf++ = 2; /* WME */
+ *buf++ = 0; /* WME info */
+ *buf++ = 1; /* WME ver */
+ *buf++ = qosinfo; /* U-APSD no in use */
+
+ return buf;
+}
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c
index 9265adfdabfc..671ce0d27a80 100644
--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -129,6 +129,10 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct ieee80211_sub_if_data *sdata,
if (!vht_cap_ie || !sband->vht_cap.vht_supported)
return;
+ /* don't support VHT for TDLS peers for now */
+ if (test_sta_flag(sta, WLAN_STA_TDLS_PEER))
+ return;
+
/*
* A VHT STA must support 40 MHz, but if we verify that here
* then we break a few things - some APs (e.g. Netgear R6300v2
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 9b3dcc201145..f7d4ca4c46e0 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -811,7 +811,7 @@ ieee80211_crypto_hw_encrypt(struct ieee80211_tx_data *tx)
ieee80211_rx_result
ieee80211_crypto_hw_decrypt(struct ieee80211_rx_data *rx)
{
- if (rx->sta->cipher_scheme)
+ if (rx->sta && rx->sta->cipher_scheme)
return ieee80211_crypto_cs_decrypt(rx);
return RX_DROP_UNUSABLE;
diff --git a/net/nfc/digital.h b/net/nfc/digital.h
index 71ad7eefddd4..3c39c72eb038 100644
--- a/net/nfc/digital.h
+++ b/net/nfc/digital.h
@@ -29,6 +29,7 @@
#define DIGITAL_CMD_TG_SEND 1
#define DIGITAL_CMD_TG_LISTEN 2
#define DIGITAL_CMD_TG_LISTEN_MDAA 3
+#define DIGITAL_CMD_TG_LISTEN_MD 4
#define DIGITAL_MAX_HEADER_LEN 7
#define DIGITAL_CRC_LEN 2
@@ -121,6 +122,8 @@ int digital_tg_send_dep_res(struct nfc_digital_dev *ddev, struct sk_buff *skb);
int digital_tg_listen_nfca(struct nfc_digital_dev *ddev, u8 rf_tech);
int digital_tg_listen_nfcf(struct nfc_digital_dev *ddev, u8 rf_tech);
+void digital_tg_recv_md_req(struct nfc_digital_dev *ddev, void *arg,
+ struct sk_buff *resp);
typedef u16 (*crc_func_t)(u16, const u8 *, size_t);
diff --git a/net/nfc/digital_core.c b/net/nfc/digital_core.c
index a6ce3c627e4e..009bcf317101 100644
--- a/net/nfc/digital_core.c
+++ b/net/nfc/digital_core.c
@@ -201,6 +201,11 @@ static void digital_wq_cmd(struct work_struct *work)
digital_send_cmd_complete, cmd);
break;
+ case DIGITAL_CMD_TG_LISTEN_MD:
+ rc = ddev->ops->tg_listen_md(ddev, cmd->timeout,
+ digital_send_cmd_complete, cmd);
+ break;
+
default:
pr_err("Unknown cmd type %d\n", cmd->type);
return;
@@ -293,12 +298,19 @@ static int digital_tg_listen_mdaa(struct nfc_digital_dev *ddev, u8 rf_tech)
500, digital_tg_recv_atr_req, NULL);
}
+static int digital_tg_listen_md(struct nfc_digital_dev *ddev, u8 rf_tech)
+{
+ return digital_send_cmd(ddev, DIGITAL_CMD_TG_LISTEN_MD, NULL, NULL, 500,
+ digital_tg_recv_md_req, NULL);
+}
+
int digital_target_found(struct nfc_digital_dev *ddev,
struct nfc_target *target, u8 protocol)
{
int rc;
u8 framing;
u8 rf_tech;
+ u8 poll_tech_count;
int (*check_crc)(struct sk_buff *skb);
void (*add_crc)(struct sk_buff *skb);
@@ -375,12 +387,16 @@ int digital_target_found(struct nfc_digital_dev *ddev,
return rc;
target->supported_protocols = (1 << protocol);
- rc = nfc_targets_found(ddev->nfc_dev, target, 1);
- if (rc)
- return rc;
+ poll_tech_count = ddev->poll_tech_count;
ddev->poll_tech_count = 0;
+ rc = nfc_targets_found(ddev->nfc_dev, target, 1);
+ if (rc) {
+ ddev->poll_tech_count = poll_tech_count;
+ return rc;
+ }
+
return 0;
}
@@ -505,6 +521,9 @@ static int digital_start_poll(struct nfc_dev *nfc_dev, __u32 im_protocols,
if (ddev->ops->tg_listen_mdaa) {
digital_add_poll_tech(ddev, 0,
digital_tg_listen_mdaa);
+ } else if (ddev->ops->tg_listen_md) {
+ digital_add_poll_tech(ddev, 0,
+ digital_tg_listen_md);
} else {
digital_add_poll_tech(ddev, NFC_DIGITAL_RF_TECH_106A,
digital_tg_listen_nfca);
@@ -732,7 +751,7 @@ struct nfc_digital_dev *nfc_digital_allocate_device(struct nfc_digital_ops *ops,
if (!ops->in_configure_hw || !ops->in_send_cmd || !ops->tg_listen ||
!ops->tg_configure_hw || !ops->tg_send_cmd || !ops->abort_cmd ||
- !ops->switch_rf)
+ !ops->switch_rf || (ops->tg_listen_md && !ops->tg_get_rf_tech))
return NULL;
ddev = kzalloc(sizeof(struct nfc_digital_dev), GFP_KERNEL);
diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c
index 171cb9949ab5..7cc1830633cc 100644
--- a/net/nfc/digital_dep.c
+++ b/net/nfc/digital_dep.c
@@ -673,6 +673,7 @@ void digital_tg_recv_atr_req(struct nfc_digital_dev *ddev, void *arg,
int rc;
struct digital_atr_req *atr_req;
size_t gb_len, min_size;
+ u8 poll_tech_count;
if (IS_ERR(resp)) {
rc = PTR_ERR(resp);
@@ -730,12 +731,16 @@ void digital_tg_recv_atr_req(struct nfc_digital_dev *ddev, void *arg,
goto exit;
gb_len = resp->len - sizeof(struct digital_atr_req);
+
+ poll_tech_count = ddev->poll_tech_count;
+ ddev->poll_tech_count = 0;
+
rc = nfc_tm_activated(ddev->nfc_dev, NFC_PROTO_NFC_DEP_MASK,
NFC_COMM_PASSIVE, atr_req->gb, gb_len);
- if (rc)
+ if (rc) {
+ ddev->poll_tech_count = poll_tech_count;
goto exit;
-
- ddev->poll_tech_count = 0;
+ }
rc = 0;
exit:
diff --git a/net/nfc/digital_technology.c b/net/nfc/digital_technology.c
index c2c1c0189b7c..fb58ed2dd41d 100644
--- a/net/nfc/digital_technology.c
+++ b/net/nfc/digital_technology.c
@@ -318,6 +318,8 @@ static void digital_in_recv_sel_res(struct nfc_digital_dev *ddev, void *arg,
if (DIGITAL_SEL_RES_IS_T2T(sel_res)) {
nfc_proto = NFC_PROTO_MIFARE;
+ } else if (DIGITAL_SEL_RES_IS_NFC_DEP(sel_res)) {
+ nfc_proto = NFC_PROTO_NFC_DEP;
} else if (DIGITAL_SEL_RES_IS_T4T(sel_res)) {
rc = digital_in_send_rats(ddev, target);
if (rc)
@@ -327,8 +329,6 @@ static void digital_in_recv_sel_res(struct nfc_digital_dev *ddev, void *arg,
* done when receiving the ATS
*/
goto exit_free_skb;
- } else if (DIGITAL_SEL_RES_IS_NFC_DEP(sel_res)) {
- nfc_proto = NFC_PROTO_NFC_DEP;
} else {
rc = -EOPNOTSUPP;
goto exit;
@@ -944,6 +944,13 @@ static int digital_tg_send_sel_res(struct nfc_digital_dev *ddev)
if (!DIGITAL_DRV_CAPS_TG_CRC(ddev))
digital_skb_add_crc_a(skb);
+ rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
+ NFC_DIGITAL_FRAMING_NFCA_ANTICOL_COMPLETE);
+ if (rc) {
+ kfree_skb(skb);
+ return rc;
+ }
+
rc = digital_tg_send_cmd(ddev, skb, 300, digital_tg_recv_atr_req,
NULL);
if (rc)
@@ -1002,6 +1009,13 @@ static int digital_tg_send_sdd_res(struct nfc_digital_dev *ddev)
for (i = 0; i < 4; i++)
sdd_res->bcc ^= sdd_res->nfcid1[i];
+ rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
+ NFC_DIGITAL_FRAMING_NFCA_STANDARD_WITH_CRC_A);
+ if (rc) {
+ kfree_skb(skb);
+ return rc;
+ }
+
rc = digital_tg_send_cmd(ddev, skb, 300, digital_tg_recv_sel_req,
NULL);
if (rc)
@@ -1054,6 +1068,13 @@ static int digital_tg_send_sens_res(struct nfc_digital_dev *ddev)
sens_res[0] = (DIGITAL_SENS_RES_NFC_DEP >> 8) & 0xFF;
sens_res[1] = DIGITAL_SENS_RES_NFC_DEP & 0xFF;
+ rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
+ NFC_DIGITAL_FRAMING_NFCA_STANDARD);
+ if (rc) {
+ kfree_skb(skb);
+ return rc;
+ }
+
rc = digital_tg_send_cmd(ddev, skb, 300, digital_tg_recv_sdd_req,
NULL);
if (rc)
@@ -1197,33 +1218,48 @@ exit:
dev_kfree_skb(resp);
}
-int digital_tg_listen_nfca(struct nfc_digital_dev *ddev, u8 rf_tech)
+static int digital_tg_config_nfca(struct nfc_digital_dev *ddev)
{
int rc;
- rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH, rf_tech);
+ rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH,
+ NFC_DIGITAL_RF_TECH_106A);
if (rc)
return rc;
- rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
- NFC_DIGITAL_FRAMING_NFCA_NFC_DEP);
+ return digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
+ NFC_DIGITAL_FRAMING_NFCA_NFC_DEP);
+}
+
+int digital_tg_listen_nfca(struct nfc_digital_dev *ddev, u8 rf_tech)
+{
+ int rc;
+
+ rc = digital_tg_config_nfca(ddev);
if (rc)
return rc;
return digital_tg_listen(ddev, 300, digital_tg_recv_sens_req, NULL);
}
-int digital_tg_listen_nfcf(struct nfc_digital_dev *ddev, u8 rf_tech)
+static int digital_tg_config_nfcf(struct nfc_digital_dev *ddev, u8 rf_tech)
{
int rc;
- u8 *nfcid2;
rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_RF_TECH, rf_tech);
if (rc)
return rc;
- rc = digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
- NFC_DIGITAL_FRAMING_NFCF_NFC_DEP);
+ return digital_tg_configure_hw(ddev, NFC_DIGITAL_CONFIG_FRAMING,
+ NFC_DIGITAL_FRAMING_NFCF_NFC_DEP);
+}
+
+int digital_tg_listen_nfcf(struct nfc_digital_dev *ddev, u8 rf_tech)
+{
+ int rc;
+ u8 *nfcid2;
+
+ rc = digital_tg_config_nfcf(ddev, rf_tech);
if (rc)
return rc;
@@ -1237,3 +1273,43 @@ int digital_tg_listen_nfcf(struct nfc_digital_dev *ddev, u8 rf_tech)
return digital_tg_listen(ddev, 300, digital_tg_recv_sensf_req, nfcid2);
}
+
+void digital_tg_recv_md_req(struct nfc_digital_dev *ddev, void *arg,
+ struct sk_buff *resp)
+{
+ u8 rf_tech;
+ int rc;
+
+ if (IS_ERR(resp)) {
+ resp = NULL;
+ goto exit_free_skb;
+ }
+
+ rc = ddev->ops->tg_get_rf_tech(ddev, &rf_tech);
+ if (rc)
+ goto exit_free_skb;
+
+ switch (rf_tech) {
+ case NFC_DIGITAL_RF_TECH_106A:
+ rc = digital_tg_config_nfca(ddev);
+ if (rc)
+ goto exit_free_skb;
+ digital_tg_recv_sens_req(ddev, arg, resp);
+ break;
+ case NFC_DIGITAL_RF_TECH_212F:
+ case NFC_DIGITAL_RF_TECH_424F:
+ rc = digital_tg_config_nfcf(ddev, rf_tech);
+ if (rc)
+ goto exit_free_skb;
+ digital_tg_recv_sensf_req(ddev, arg, resp);
+ break;
+ default:
+ goto exit_free_skb;
+ }
+
+ return;
+
+exit_free_skb:
+ digital_poll_next_tech(ddev);
+ dev_kfree_skb(resp);
+}
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index 47403705197e..117708263ced 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -553,8 +553,11 @@ static void hci_stop_poll(struct nfc_dev *nfc_dev)
{
struct nfc_hci_dev *hdev = nfc_get_drvdata(nfc_dev);
- nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
- NFC_HCI_EVT_END_OPERATION, NULL, 0);
+ if (hdev->ops->stop_poll)
+ hdev->ops->stop_poll(hdev);
+ else
+ nfc_hci_send_event(hdev, NFC_HCI_RF_READER_A_GATE,
+ NFC_HCI_EVT_END_OPERATION, NULL, 0);
}
static int hci_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,
diff --git a/net/nfc/nci/ntf.c b/net/nfc/nci/ntf.c
index f8f6af231381..df91bb95b12a 100644
--- a/net/nfc/nci/ntf.c
+++ b/net/nfc/nci/ntf.c
@@ -166,7 +166,9 @@ static int nci_add_new_protocol(struct nci_dev *ndev,
struct rf_tech_specific_params_nfcf_poll *nfcf_poll;
__u32 protocol;
- if (rf_protocol == NCI_RF_PROTOCOL_T2T)
+ if (rf_protocol == NCI_RF_PROTOCOL_T1T)
+ protocol = NFC_PROTO_JEWEL_MASK;
+ else if (rf_protocol == NCI_RF_PROTOCOL_T2T)
protocol = NFC_PROTO_MIFARE_MASK;
else if (rf_protocol == NCI_RF_PROTOCOL_ISO_DEP)
if (rf_tech_and_mode == NCI_NFC_A_PASSIVE_POLL_MODE)
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index 405f3c4cf70c..29c8675f9a11 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -162,6 +162,12 @@ config CFG80211_INTERNAL_REGDB
and includes code to query that database. This is an alternative
to using CRDA for defining regulatory rules for the kernel.
+ Using this option requires some parsing of the db.txt at build time,
+ the parser will be upkept with the latest wireless-regdb updates but
+ older wireless-regdb formats will be ignored. The parser may later
+ be replaced to avoid issues with conflicts on versions of
+ wireless-regdb.
+
For details see:
http://wireless.kernel.org/en/developers/Regulatory
diff --git a/net/wireless/core.h b/net/wireless/core.h
index e9afbf10e756..7e3a3cef7df9 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -424,7 +424,7 @@ static inline unsigned int elapsed_jiffies_msecs(unsigned long start)
if (end >= start)
return jiffies_to_msecs(end - start);
- return jiffies_to_msecs(end + (MAX_JIFFY_OFFSET - start) + 1);
+ return jiffies_to_msecs(end + (ULONG_MAX - start) + 1);
}
void
diff --git a/net/wireless/genregdb.awk b/net/wireless/genregdb.awk
index 40c37fc5b67c..baf2426b555a 100644
--- a/net/wireless/genregdb.awk
+++ b/net/wireless/genregdb.awk
@@ -51,32 +51,41 @@ function parse_country_head() {
function parse_reg_rule()
{
+ flag_starts_at = 7
+
start = $1
sub(/\(/, "", start)
end = $3
bw = $5
sub(/\),/, "", bw)
- gain = $6
- sub(/\(/, "", gain)
- sub(/,/, "", gain)
- power = $7
- sub(/\)/, "", power)
- sub(/,/, "", power)
+ gain = 0
+ power = $6
# power might be in mW...
- units = $8
+ units = $7
+ dfs_cac = 0
+
+ sub(/\(/, "", power)
+ sub(/\),/, "", power)
+ sub(/\),/, "", units)
sub(/\)/, "", units)
- sub(/,/, "", units)
- dfs_cac = $9
+
if (units == "mW") {
+ flag_starts_at = 8
power = 10 * log(power)/log(10)
+ if ($8 ~ /[[:digit:]]/) {
+ flag_starts_at = 9
+ dfs_cac = $8
+ }
} else {
- dfs_cac = $8
+ if ($7 ~ /[[:digit:]]/) {
+ flag_starts_at = 8
+ dfs_cac = $7
+ }
}
- sub(/,/, "", dfs_cac)
sub(/\(/, "", dfs_cac)
- sub(/\)/, "", dfs_cac)
+ sub(/\),/, "", dfs_cac)
flagstr = ""
- for (i=8; i<=NF; i++)
+ for (i=flag_starts_at; i<=NF; i++)
flagstr = flagstr $i
split(flagstr, flagarray, ",")
flags = ""
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index c10295138eb5..df7b1332a1ec 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1498,18 +1498,17 @@ static int nl80211_send_wiphy(struct cfg80211_registered_device *rdev,
}
CMD(start_p2p_device, START_P2P_DEVICE);
CMD(set_mcast_rate, SET_MCAST_RATE);
+#ifdef CONFIG_NL80211_TESTMODE
+ CMD(testmode_cmd, TESTMODE);
+#endif
if (state->split) {
CMD(crit_proto_start, CRIT_PROTOCOL_START);
CMD(crit_proto_stop, CRIT_PROTOCOL_STOP);
if (rdev->wiphy.flags & WIPHY_FLAG_HAS_CHANNEL_SWITCH)
CMD(channel_switch, CHANNEL_SWITCH);
+ CMD(set_qos_map, SET_QOS_MAP);
}
- CMD(set_qos_map, SET_QOS_MAP);
-
-#ifdef CONFIG_NL80211_TESTMODE
- CMD(testmode_cmd, TESTMODE);
-#endif
-
+ /* add into the if now */
#undef CMD
if (rdev->ops->connect || rdev->ops->auth) {
@@ -3815,7 +3814,8 @@ int cfg80211_check_station_change(struct wiphy *wiphy,
{
if (params->listen_interval != -1)
return -EINVAL;
- if (params->aid)
+ if (params->aid &&
+ !(params->sta_flags_set & BIT(NL80211_STA_FLAG_TDLS_PEER)))
return -EINVAL;
/* When you run into this, adjust the code below for the new flag */
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 558b0e3a02d8..1afdf45db38f 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -935,7 +935,7 @@ freq_reg_info_regd(struct wiphy *wiphy, u32 center_freq,
if (!band_rule_found)
band_rule_found = freq_in_rule_band(fr, center_freq);
- bw_fits = reg_does_bw_fit(fr, center_freq, MHZ_TO_KHZ(5));
+ bw_fits = reg_does_bw_fit(fr, center_freq, MHZ_TO_KHZ(20));
if (band_rule_found && bw_fits)
return rr;
@@ -1019,10 +1019,10 @@ static void chan_reg_rule_print_dbg(const struct ieee80211_regdomain *regd,
}
#endif
-/* Find an ieee80211_reg_rule such that a 5MHz channel with frequency
- * chan->center_freq fits there.
- * If there is no such reg_rule, disable the channel, otherwise set the
- * flags corresponding to the bandwidths allowed in the particular reg_rule
+/*
+ * Note that right now we assume the desired channel bandwidth
+ * is always 20 MHz for each individual channel (HT40 uses 20 MHz
+ * per channel, the primary and the extension channel).
*/
static void handle_channel(struct wiphy *wiphy,
enum nl80211_reg_initiator initiator,
@@ -1083,12 +1083,8 @@ static void handle_channel(struct wiphy *wiphy,
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
- if (max_bandwidth_khz < MHZ_TO_KHZ(10))
- bw_flags = IEEE80211_CHAN_NO_10MHZ;
- if (max_bandwidth_khz < MHZ_TO_KHZ(20))
- bw_flags |= IEEE80211_CHAN_NO_20MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
- bw_flags |= IEEE80211_CHAN_NO_HT40;
+ bw_flags = IEEE80211_CHAN_NO_HT40;
if (max_bandwidth_khz < MHZ_TO_KHZ(80))
bw_flags |= IEEE80211_CHAN_NO_80MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(160))
@@ -1522,12 +1518,8 @@ static void handle_channel_custom(struct wiphy *wiphy,
if (reg_rule->flags & NL80211_RRF_AUTO_BW)
max_bandwidth_khz = reg_get_max_bandwidth(regd, reg_rule);
- if (max_bandwidth_khz < MHZ_TO_KHZ(10))
- bw_flags = IEEE80211_CHAN_NO_10MHZ;
- if (max_bandwidth_khz < MHZ_TO_KHZ(20))
- bw_flags |= IEEE80211_CHAN_NO_20MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(40))
- bw_flags |= IEEE80211_CHAN_NO_HT40;
+ bw_flags = IEEE80211_CHAN_NO_HT40;
if (max_bandwidth_khz < MHZ_TO_KHZ(80))
bw_flags |= IEEE80211_CHAN_NO_80MHZ;
if (max_bandwidth_khz < MHZ_TO_KHZ(160))
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index 85474ee501eb..0c524cd76c83 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -2049,7 +2049,8 @@ TRACE_EVENT(cfg80211_michael_mic_failure,
MAC_ASSIGN(addr, addr);
__entry->key_type = key_type;
__entry->key_id = key_id;
- memcpy(__entry->tsc, tsc, 6);
+ if (tsc)
+ memcpy(__entry->tsc, tsc, 6);
),
TP_printk(NETDEV_PR_FMT ", " MAC_PR_FMT ", key type: %d, key id: %d, tsc: %pm",
NETDEV_PR_ARG, MAC_PR_ARG(addr), __entry->key_type,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.