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ath9k: add a temporary uci option for setting the channel bandwidth
[openwrt.git] / package / mac80211 / patches / 300-pending_work.patch
1 --- a/net/mac80211/agg-rx.c
2 +++ b/net/mac80211/agg-rx.c
3 @@ -176,6 +176,8 @@ static void ieee80211_send_addba_resp(st
4 memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
5 else if (sdata->vif.type == NL80211_IFTYPE_STATION)
6 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
7 + else if (sdata->vif.type == NL80211_IFTYPE_WDS)
8 + memcpy(mgmt->bssid, da, ETH_ALEN);
9
10 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
11 IEEE80211_STYPE_ACTION);
12 @@ -262,7 +264,11 @@ void ieee80211_process_addba_request(str
13 "%pM on tid %u\n",
14 mgmt->sa, tid);
15 #endif /* CONFIG_MAC80211_HT_DEBUG */
16 - goto end;
17 +
18 + /* delete existing Rx BA session on the same tid */
19 + ___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,
20 + WLAN_STATUS_UNSPECIFIED_QOS,
21 + false);
22 }
23
24 /* prepare A-MPDU MLME for Rx aggregation */
25 --- a/net/mac80211/agg-tx.c
26 +++ b/net/mac80211/agg-tx.c
27 @@ -79,7 +79,8 @@ static void ieee80211_send_addba_request
28 memcpy(mgmt->da, da, ETH_ALEN);
29 memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
30 if (sdata->vif.type == NL80211_IFTYPE_AP ||
31 - sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
32 + sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
33 + sdata->vif.type == NL80211_IFTYPE_WDS)
34 memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
35 else if (sdata->vif.type == NL80211_IFTYPE_STATION)
36 memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
37 @@ -398,7 +399,8 @@ int ieee80211_start_tx_ba_session(struct
38 */
39 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
40 sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
41 - sdata->vif.type != NL80211_IFTYPE_AP)
42 + sdata->vif.type != NL80211_IFTYPE_AP &&
43 + sdata->vif.type != NL80211_IFTYPE_WDS)
44 return -EINVAL;
45
46 if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
47 --- a/net/mac80211/debugfs_sta.c
48 +++ b/net/mac80211/debugfs_sta.c
49 @@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil
50 char buf[100];
51 struct sta_info *sta = file->private_data;
52 u32 staflags = get_sta_flags(sta);
53 - int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s",
54 + int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s",
55 staflags & WLAN_STA_AUTH ? "AUTH\n" : "",
56 staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
57 staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "",
58 @@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil
59 staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
60 staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
61 staflags & WLAN_STA_WME ? "WME\n" : "",
62 - staflags & WLAN_STA_WDS ? "WDS\n" : "",
63 staflags & WLAN_STA_MFP ? "MFP\n" : "");
64 return simple_read_from_buffer(userbuf, count, ppos, buf, res);
65 }
66 --- a/net/mac80211/iface.c
67 +++ b/net/mac80211/iface.c
68 @@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
69 {
70 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
71 struct ieee80211_local *local = sdata->local;
72 - struct sta_info *sta;
73 u32 changed = 0;
74 int res;
75 u32 hw_reconf_flags = 0;
76 @@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_
77
78 set_bit(SDATA_STATE_RUNNING, &sdata->state);
79
80 - if (sdata->vif.type == NL80211_IFTYPE_WDS) {
81 - /* Create STA entry for the WDS peer */
82 - sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
83 - GFP_KERNEL);
84 - if (!sta) {
85 - res = -ENOMEM;
86 - goto err_del_interface;
87 - }
88 -
89 - /* no locking required since STA is not live yet */
90 - sta->flags |= WLAN_STA_AUTHORIZED;
91 -
92 - res = sta_info_insert(sta);
93 - if (res) {
94 - /* STA has been freed */
95 - goto err_del_interface;
96 - }
97 -
98 - rate_control_rate_init(sta);
99 - }
100 -
101 /*
102 * set_multicast_list will be invoked by the networking core
103 * which will check whether any increments here were done in
104 @@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_
105 netif_tx_start_all_queues(dev);
106
107 return 0;
108 - err_del_interface:
109 - drv_remove_interface(local, &sdata->vif);
110 +
111 err_stop:
112 if (!local->open_count)
113 drv_stop(local);
114 @@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne
115 dev->destructor = free_netdev;
116 }
117
118 +static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
119 + struct sk_buff *skb)
120 +{
121 + struct ieee80211_local *local = sdata->local;
122 + struct ieee80211_rx_status *rx_status;
123 + struct ieee802_11_elems elems;
124 + struct ieee80211_mgmt *mgmt;
125 + struct sta_info *sta;
126 + size_t baselen;
127 + u32 rates = 0;
128 + u16 stype;
129 + bool new = false;
130 + enum ieee80211_band band = local->hw.conf.channel->band;
131 + struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
132 +
133 + rx_status = IEEE80211_SKB_RXCB(skb);
134 + mgmt = (struct ieee80211_mgmt *) skb->data;
135 + stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
136 +
137 + if (stype != IEEE80211_STYPE_BEACON)
138 + return;
139 +
140 + baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
141 + if (baselen > skb->len)
142 + return;
143 +
144 + ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
145 + skb->len - baselen, &elems);
146 +
147 + rates = ieee80211_sta_get_rates(local, &elems, band);
148 +
149 + rcu_read_lock();
150 +
151 + sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
152 +
153 + if (!sta) {
154 + rcu_read_unlock();
155 + sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
156 + GFP_KERNEL);
157 + if (!sta)
158 + return;
159 +
160 + new = true;
161 + }
162 +
163 + sta->last_rx = jiffies;
164 + sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
165 +
166 + if (elems.ht_cap_elem)
167 + ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
168 + elems.ht_cap_elem, &sta->sta.ht_cap);
169 +
170 + if (elems.wmm_param)
171 + set_sta_flags(sta, WLAN_STA_WME);
172 +
173 + if (new) {
174 + sta->flags = WLAN_STA_AUTHORIZED;
175 + rate_control_rate_init(sta);
176 + sta_info_insert_rcu(sta);
177 + }
178 +
179 + rcu_read_unlock();
180 +}
181 +
182 static void ieee80211_iface_work(struct work_struct *work)
183 {
184 struct ieee80211_sub_if_data *sdata =
185 @@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct
186 break;
187 ieee80211_mesh_rx_queued_mgmt(sdata, skb);
188 break;
189 + case NL80211_IFTYPE_WDS:
190 + ieee80211_wds_rx_queued_mgmt(sdata, skb);
191 + break;
192 default:
193 WARN(1, "frame for unexpected interface type");
194 break;
195 --- a/net/mac80211/rx.c
196 +++ b/net/mac80211/rx.c
197 @@ -2137,7 +2137,8 @@ ieee80211_rx_h_action(struct ieee80211_r
198 */
199 if (sdata->vif.type != NL80211_IFTYPE_STATION &&
200 sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
201 - sdata->vif.type != NL80211_IFTYPE_AP)
202 + sdata->vif.type != NL80211_IFTYPE_AP &&
203 + sdata->vif.type != NL80211_IFTYPE_WDS)
204 break;
205
206 /* verify action_code is present */
207 @@ -2335,13 +2336,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
208
209 if (!ieee80211_vif_is_mesh(&sdata->vif) &&
210 sdata->vif.type != NL80211_IFTYPE_ADHOC &&
211 - sdata->vif.type != NL80211_IFTYPE_STATION)
212 + sdata->vif.type != NL80211_IFTYPE_STATION &&
213 + sdata->vif.type != NL80211_IFTYPE_WDS)
214 return RX_DROP_MONITOR;
215
216 switch (stype) {
217 case cpu_to_le16(IEEE80211_STYPE_BEACON):
218 case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
219 - /* process for all: mesh, mlme, ibss */
220 + /* process for all: mesh, mlme, ibss, wds */
221 break;
222 case cpu_to_le16(IEEE80211_STYPE_DEAUTH):
223 case cpu_to_le16(IEEE80211_STYPE_DISASSOC):
224 @@ -2680,10 +2682,16 @@ static int prepare_for_handlers(struct i
225 }
226 break;
227 case NL80211_IFTYPE_WDS:
228 - if (bssid || !ieee80211_is_data(hdr->frame_control))
229 - return 0;
230 if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
231 return 0;
232 +
233 + if (ieee80211_is_data(hdr->frame_control) ||
234 + ieee80211_is_action(hdr->frame_control)) {
235 + if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
236 + return 0;
237 + } else if (!ieee80211_is_beacon(hdr->frame_control))
238 + return 0;
239 +
240 break;
241 default:
242 /* should never get here */
243 --- a/net/mac80211/sta_info.h
244 +++ b/net/mac80211/sta_info.h
245 @@ -31,7 +31,6 @@
246 * frames.
247 * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP.
248 * @WLAN_STA_WME: Station is a QoS-STA.
249 - * @WLAN_STA_WDS: Station is one of our WDS peers.
250 * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
251 * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
252 * frame to this station is transmitted.
253 @@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags {
254 WLAN_STA_SHORT_PREAMBLE = 1<<4,
255 WLAN_STA_ASSOC_AP = 1<<5,
256 WLAN_STA_WME = 1<<6,
257 - WLAN_STA_WDS = 1<<7,
258 WLAN_STA_CLEAR_PS_FILT = 1<<9,
259 WLAN_STA_MFP = 1<<10,
260 WLAN_STA_BLOCK_BA = 1<<11,
261 --- a/drivers/net/wireless/ath/ath9k/beacon.c
262 +++ b/drivers/net/wireless/ath/ath9k/beacon.c
263 @@ -360,6 +360,7 @@ void ath_beacon_tasklet(unsigned long da
264 struct ath_common *common = ath9k_hw_common(ah);
265 struct ath_buf *bf = NULL;
266 struct ieee80211_vif *vif;
267 + struct ath_tx_status ts;
268 int slot;
269 u32 bfaddr, bc = 0;
270
271 @@ -384,7 +385,9 @@ void ath_beacon_tasklet(unsigned long da
272 ath_dbg(common, ATH_DBG_BSTUCK,
273 "beacon is officially stuck\n");
274 sc->sc_flags |= SC_OP_TSF_RESET;
275 + spin_lock(&sc->sc_pcu_lock);
276 ath_reset(sc, true);
277 + spin_unlock(&sc->sc_pcu_lock);
278 }
279
280 return;
281 @@ -464,6 +467,11 @@ void ath_beacon_tasklet(unsigned long da
282 ath9k_hw_txstart(ah, sc->beacon.beaconq);
283
284 sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */
285 + if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) {
286 + spin_lock_bh(&sc->sc_pcu_lock);
287 + ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts);
288 + spin_unlock_bh(&sc->sc_pcu_lock);
289 + }
290 }
291 }
292
293 --- a/drivers/net/wireless/ath/ath9k/main.c
294 +++ b/drivers/net/wireless/ath/ath9k/main.c
295 @@ -617,8 +617,11 @@ void ath_hw_check(struct work_struct *wo
296 ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
297 "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
298 if (busy >= 99) {
299 - if (++sc->hw_busy_count >= 3)
300 + if (++sc->hw_busy_count >= 3) {
301 + spin_lock_bh(&sc->sc_pcu_lock);
302 ath_reset(sc, true);
303 + spin_unlock_bh(&sc->sc_pcu_lock);
304 + }
305 } else if (busy >= 0)
306 sc->hw_busy_count = 0;
307
308 @@ -637,7 +640,9 @@ static void ath_hw_pll_rx_hang_check(str
309 /* Rx is hung for more than 500ms. Reset it */
310 ath_dbg(common, ATH_DBG_RESET,
311 "Possible RX hang, resetting");
312 + spin_lock_bh(&sc->sc_pcu_lock);
313 ath_reset(sc, true);
314 + spin_unlock_bh(&sc->sc_pcu_lock);
315 count = 0;
316 }
317 } else
318 @@ -674,7 +679,9 @@ void ath9k_tasklet(unsigned long data)
319
320 if ((status & ATH9K_INT_FATAL) ||
321 (status & ATH9K_INT_BB_WATCHDOG)) {
322 + spin_lock(&sc->sc_pcu_lock);
323 ath_reset(sc, true);
324 + spin_unlock(&sc->sc_pcu_lock);
325 return;
326 }
327
328 @@ -980,7 +987,6 @@ int ath_reset(struct ath_softc *sc, bool
329 del_timer_sync(&common->ani.timer);
330
331 ath9k_ps_wakeup(sc);
332 - spin_lock_bh(&sc->sc_pcu_lock);
333
334 ieee80211_stop_queues(hw);
335
336 @@ -1023,7 +1029,6 @@ int ath_reset(struct ath_softc *sc, bool
337 }
338
339 ieee80211_wake_queues(hw);
340 - spin_unlock_bh(&sc->sc_pcu_lock);
341
342 /* Start ANI */
343 if (!common->disable_ani)
344 @@ -2326,9 +2331,9 @@ static void ath9k_flush(struct ieee80211
345 ath9k_ps_wakeup(sc);
346 spin_lock_bh(&sc->sc_pcu_lock);
347 drain_txq = ath_drain_all_txq(sc, false);
348 - spin_unlock_bh(&sc->sc_pcu_lock);
349 if (!drain_txq)
350 ath_reset(sc, false);
351 + spin_unlock_bh(&sc->sc_pcu_lock);
352 ath9k_ps_restore(sc);
353 ieee80211_wake_queues(hw);
354
355 --- a/drivers/net/wireless/ath/ath9k/xmit.c
356 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
357 @@ -565,11 +565,8 @@ static void ath_tx_complete_aggr(struct
358
359 rcu_read_unlock();
360
361 - if (needreset) {
362 - spin_unlock_bh(&sc->sc_pcu_lock);
363 + if (needreset)
364 ath_reset(sc, false);
365 - spin_lock_bh(&sc->sc_pcu_lock);
366 - }
367 }
368
369 static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,
370 @@ -664,7 +661,8 @@ static int ath_compute_num_delims(struct
371 * TODO - this could be improved to be dependent on the rate.
372 * The hardware can keep up at lower rates, but not higher rates
373 */
374 - if (fi->keyix != ATH9K_TXKEYIX_INVALID)
375 + if ((fi->keyix != ATH9K_TXKEYIX_INVALID) &&
376 + !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA))
377 ndelim += ATH_AGGR_ENCRYPTDELIM;
378
379 /*
380 @@ -2169,7 +2167,9 @@ static void ath_tx_complete_poll_work(st
381 if (needreset) {
382 ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
383 "tx hung, resetting the chip\n");
384 + spin_lock_bh(&sc->sc_pcu_lock);
385 ath_reset(sc, true);
386 + spin_unlock_bh(&sc->sc_pcu_lock);
387 }
388
389 ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
390 --- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
391 +++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c
392 @@ -236,7 +236,7 @@ static void ar9003_paprd_get_gain_table(
393 memset(entry, 0, sizeof(ah->paprd_gain_table_entries));
394 memset(index, 0, sizeof(ah->paprd_gain_table_index));
395
396 - for (i = 0; i < 32; i++) {
397 + for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
398 entry[i] = REG_READ(ah, reg);
399 index[i] = (entry[i] >> 24) & 0xff;
400 reg += 4;
401 @@ -246,13 +246,13 @@ static void ar9003_paprd_get_gain_table(
402 static unsigned int ar9003_get_desired_gain(struct ath_hw *ah, int chain,
403 int target_power)
404 {
405 - int olpc_gain_delta = 0;
406 + int olpc_gain_delta = 0, cl_gain_mod;
407 int alpha_therm, alpha_volt;
408 int therm_cal_value, volt_cal_value;
409 int therm_value, volt_value;
410 int thermal_gain_corr, voltage_gain_corr;
411 int desired_scale, desired_gain = 0;
412 - u32 reg;
413 + u32 reg_olpc = 0, reg_cl_gain = 0;
414
415 REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1,
416 AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE);
417 @@ -271,15 +271,29 @@ static unsigned int ar9003_get_desired_g
418 volt_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4,
419 AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE);
420
421 - if (chain == 0)
422 - reg = AR_PHY_TPC_11_B0;
423 - else if (chain == 1)
424 - reg = AR_PHY_TPC_11_B1;
425 - else
426 - reg = AR_PHY_TPC_11_B2;
427 + switch (chain) {
428 + case 0:
429 + reg_olpc = AR_PHY_TPC_11_B0;
430 + reg_cl_gain = AR_PHY_CL_TAB_0;
431 + break;
432 + case 1:
433 + reg_olpc = AR_PHY_TPC_11_B1;
434 + reg_cl_gain = AR_PHY_CL_TAB_1;
435 + break;
436 + case 2:
437 + reg_olpc = AR_PHY_TPC_11_B2;
438 + reg_cl_gain = AR_PHY_CL_TAB_2;
439 + break;
440 + default:
441 + ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE,
442 + "Invalid chainmask: %d\n", chain);
443 + break;
444 + }
445
446 - olpc_gain_delta = REG_READ_FIELD(ah, reg,
447 + olpc_gain_delta = REG_READ_FIELD(ah, reg_olpc,
448 AR_PHY_TPC_11_OLPC_GAIN_DELTA);
449 + cl_gain_mod = REG_READ_FIELD(ah, reg_cl_gain,
450 + AR_PHY_CL_TAB_CL_GAIN_MOD);
451
452 if (olpc_gain_delta >= 128)
453 olpc_gain_delta = olpc_gain_delta - 256;
454 @@ -289,7 +303,7 @@ static unsigned int ar9003_get_desired_g
455 voltage_gain_corr = (alpha_volt * (volt_value - volt_cal_value) +
456 (128 / 2)) / 128;
457 desired_gain = target_power - olpc_gain_delta - thermal_gain_corr -
458 - voltage_gain_corr + desired_scale;
459 + voltage_gain_corr + desired_scale + cl_gain_mod;
460
461 return desired_gain;
462 }
463 @@ -727,7 +741,7 @@ int ar9003_paprd_setup_gain_table(struct
464 desired_gain = ar9003_get_desired_gain(ah, chain, train_power);
465
466 gain_index = 0;
467 - for (i = 0; i < 32; i++) {
468 + for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) {
469 if (ah->paprd_gain_table_index[i] >= desired_gain)
470 break;
471 gain_index++;
472 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
473 +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
474 @@ -1121,6 +1121,9 @@
475 #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5 0x3F00
476 #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S 8
477
478 +#define AR_PHY_CL_TAB_CL_GAIN_MOD 0x1f
479 +#define AR_PHY_CL_TAB_CL_GAIN_MOD_S 0
480 +
481 void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
482
483 #endif /* AR9003_PHY_H */
484 --- a/drivers/net/wireless/ath/ath5k/eeprom.c
485 +++ b/drivers/net/wireless/ath/ath5k/eeprom.c
486 @@ -691,14 +691,12 @@ ath5k_eeprom_free_pcal_info(struct ath5k
487 if (!chinfo[pier].pd_curves)
488 continue;
489
490 - for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) {
491 + for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) {
492 struct ath5k_pdgain_info *pd =
493 &chinfo[pier].pd_curves[pdg];
494
495 - if (pd != NULL) {
496 - kfree(pd->pd_step);
497 - kfree(pd->pd_pwr);
498 - }
499 + kfree(pd->pd_step);
500 + kfree(pd->pd_pwr);
501 }
502
503 kfree(chinfo[pier].pd_curves);
504 --- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
505 +++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
506 @@ -229,6 +229,7 @@ static void ar9003_hw_fill_txdesc(struct
507 static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds,
508 struct ath_tx_status *ts)
509 {
510 + struct ar9003_txc *txc = (struct ar9003_txc *) ds;
511 struct ar9003_txs *ads;
512 u32 status;
513
514 @@ -238,7 +239,11 @@ static int ar9003_hw_proc_txdesc(struct
515 if ((status & AR_TxDone) == 0)
516 return -EINPROGRESS;
517
518 - ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
519 + ts->qid = MS(ads->ds_info, AR_TxQcuNum);
520 + if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid))
521 + ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size;
522 + else
523 + return -ENOENT;
524
525 if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) ||
526 (MS(ads->ds_info, AR_TxRxDesc) != 1)) {
527 @@ -254,7 +259,6 @@ static int ar9003_hw_proc_txdesc(struct
528 ts->ts_seqnum = MS(status, AR_SeqNum);
529 ts->tid = MS(status, AR_TxTid);
530
531 - ts->qid = MS(ads->ds_info, AR_TxQcuNum);
532 ts->desc_id = MS(ads->status1, AR_TxDescId);
533 ts->ts_tstamp = ads->status4;
534 ts->ts_status = 0;
535 --- a/net/mac80211/wpa.c
536 +++ b/net/mac80211/wpa.c
537 @@ -15,6 +15,7 @@
538 #include <linux/gfp.h>
539 #include <asm/unaligned.h>
540 #include <net/mac80211.h>
541 +#include <crypto/aes.h>
542
543 #include "ieee80211_i.h"
544 #include "michael.h"
545 @@ -86,6 +87,11 @@ ieee80211_rx_h_michael_mic_verify(struct
546 struct sk_buff *skb = rx->skb;
547 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
548 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
549 + int queue = rx->queue;
550 +
551 + /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */
552 + if (rx->queue == NUM_RX_DATA_QUEUES - 1)
553 + queue = 0;
554
555 /*
556 * it makes no sense to check for MIC errors on anything other
557 @@ -148,8 +154,8 @@ ieee80211_rx_h_michael_mic_verify(struct
558
559 update_iv:
560 /* update IV in key information to be able to detect replays */
561 - rx->key->u.tkip.rx[rx->queue].iv32 = rx->tkip_iv32;
562 - rx->key->u.tkip.rx[rx->queue].iv16 = rx->tkip_iv16;
563 + rx->key->u.tkip.rx[queue].iv32 = rx->tkip_iv32;
564 + rx->key->u.tkip.rx[queue].iv16 = rx->tkip_iv16;
565
566 return RX_CONTINUE;
567
568 @@ -165,6 +171,7 @@ static int tkip_encrypt_skb(struct ieee8
569 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
570 struct ieee80211_key *key = tx->key;
571 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
572 + unsigned long flags;
573 unsigned int hdrlen;
574 int len, tail;
575 u8 *pos;
576 @@ -192,11 +199,12 @@ static int tkip_encrypt_skb(struct ieee8
577 pos += hdrlen;
578
579 /* Increase IV for the frame */
580 + spin_lock_irqsave(&key->u.tkip.txlock, flags);
581 key->u.tkip.tx.iv16++;
582 if (key->u.tkip.tx.iv16 == 0)
583 key->u.tkip.tx.iv32++;
584 -
585 - pos = ieee80211_tkip_add_iv(pos, key, key->u.tkip.tx.iv16);
586 + pos = ieee80211_tkip_add_iv(pos, key);
587 + spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
588
589 /* hwaccel - with software IV */
590 if (info->control.hw_key)
591 @@ -205,9 +213,8 @@ static int tkip_encrypt_skb(struct ieee8
592 /* Add room for ICV */
593 skb_put(skb, TKIP_ICV_LEN);
594
595 - hdr = (struct ieee80211_hdr *) skb->data;
596 return ieee80211_tkip_encrypt_data(tx->local->wep_tx_tfm,
597 - key, pos, len, hdr->addr2);
598 + key, skb, pos, len);
599 }
600
601
602 @@ -235,6 +242,11 @@ ieee80211_crypto_tkip_decrypt(struct iee
603 struct ieee80211_key *key = rx->key;
604 struct sk_buff *skb = rx->skb;
605 struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
606 + int queue = rx->queue;
607 +
608 + /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */
609 + if (rx->queue == NUM_RX_DATA_QUEUES - 1)
610 + queue = 0;
611
612 hdrlen = ieee80211_hdrlen(hdr->frame_control);
613
614 @@ -255,7 +267,7 @@ ieee80211_crypto_tkip_decrypt(struct iee
615 res = ieee80211_tkip_decrypt_data(rx->local->wep_rx_tfm,
616 key, skb->data + hdrlen,
617 skb->len - hdrlen, rx->sta->sta.addr,
618 - hdr->addr1, hwaccel, rx->queue,
619 + hdr->addr1, hwaccel, queue,
620 &rx->tkip_iv32,
621 &rx->tkip_iv16);
622 if (res != TKIP_DECRYPT_OK)
623 @@ -283,6 +295,8 @@ static void ccmp_special_blocks(struct s
624 unsigned int hdrlen;
625 struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
626
627 + memset(scratch, 0, 6 * AES_BLOCK_LEN);
628 +
629 b_0 = scratch + 3 * AES_BLOCK_LEN;
630 aad = scratch + 4 * AES_BLOCK_LEN;
631
632 @@ -373,8 +387,10 @@ static int ccmp_encrypt_skb(struct ieee8
633 struct ieee80211_key *key = tx->key;
634 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
635 int hdrlen, len, tail;
636 - u8 *pos, *pn;
637 - int i;
638 + u8 *pos;
639 + u8 pn[6];
640 + u64 pn64;
641 + u8 scratch[6 * AES_BLOCK_LEN];
642
643 if (info->control.hw_key &&
644 !(info->control.hw_key->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) {
645 @@ -402,14 +418,14 @@ static int ccmp_encrypt_skb(struct ieee8
646 hdr = (struct ieee80211_hdr *) pos;
647 pos += hdrlen;
648
649 - /* PN = PN + 1 */
650 - pn = key->u.ccmp.tx_pn;
651 + pn64 = atomic64_inc_return(&key->u.ccmp.tx_pn);
652
653 - for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
654 - pn[i]++;
655 - if (pn[i])
656 - break;
657 - }
658 + pn[5] = pn64;
659 + pn[4] = pn64 >> 8;
660 + pn[3] = pn64 >> 16;
661 + pn[2] = pn64 >> 24;
662 + pn[1] = pn64 >> 32;
663 + pn[0] = pn64 >> 40;
664
665 ccmp_pn2hdr(pos, pn, key->conf.keyidx);
666
667 @@ -418,8 +434,8 @@ static int ccmp_encrypt_skb(struct ieee8
668 return 0;
669
670 pos += CCMP_HDR_LEN;
671 - ccmp_special_blocks(skb, pn, key->u.ccmp.tx_crypto_buf, 0);
672 - ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, key->u.ccmp.tx_crypto_buf, pos, len,
673 + ccmp_special_blocks(skb, pn, scratch, 0);
674 + ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, scratch, pos, len,
675 pos, skb_put(skb, CCMP_MIC_LEN));
676
677 return 0;
678 @@ -475,11 +491,12 @@ ieee80211_crypto_ccmp_decrypt(struct iee
679 }
680
681 if (!(status->flag & RX_FLAG_DECRYPTED)) {
682 + u8 scratch[6 * AES_BLOCK_LEN];
683 /* hardware didn't decrypt/verify MIC */
684 - ccmp_special_blocks(skb, pn, key->u.ccmp.rx_crypto_buf, 1);
685 + ccmp_special_blocks(skb, pn, scratch, 1);
686
687 if (ieee80211_aes_ccm_decrypt(
688 - key->u.ccmp.tfm, key->u.ccmp.rx_crypto_buf,
689 + key->u.ccmp.tfm, scratch,
690 skb->data + hdrlen + CCMP_HDR_LEN, data_len,
691 skb->data + skb->len - CCMP_MIC_LEN,
692 skb->data + hdrlen + CCMP_HDR_LEN))
693 --- a/drivers/net/wireless/b43/xmit.c
694 +++ b/drivers/net/wireless/b43/xmit.c
695 @@ -323,8 +323,7 @@ int b43_generate_txhdr(struct b43_wldev
696 /* we give the phase1key and iv16 here, the key is stored in
697 * shm. With that the hardware can do phase 2 and encryption.
698 */
699 - ieee80211_get_tkip_key(info->control.hw_key, skb_frag,
700 - IEEE80211_TKIP_P1_KEY, (u8*)phase1key);
701 + ieee80211_get_tkip_p1k(info->control.hw_key, skb_frag, phase1key);
702 /* phase1key is in host endian. Copy to little-endian txhdr->iv. */
703 for (i = 0; i < 5; i++) {
704 txhdr->iv[i * 2 + 0] = phase1key[i];
705 --- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c
706 +++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c
707 @@ -240,8 +240,7 @@ static void iwl4965_tx_cmd_build_hwcrypt
708
709 case WLAN_CIPHER_SUITE_TKIP:
710 tx_cmd->sec_ctl = TX_CMD_SEC_TKIP;
711 - ieee80211_get_tkip_key(keyconf, skb_frag,
712 - IEEE80211_TKIP_P2_KEY, tx_cmd->key);
713 + ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key);
714 IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n");
715 break;
716
717 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
718 +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
719 @@ -497,8 +497,7 @@ static void iwlagn_tx_cmd_build_hwcrypto
720
721 case WLAN_CIPHER_SUITE_TKIP:
722 tx_cmd->sec_ctl = TX_CMD_SEC_TKIP;
723 - ieee80211_get_tkip_key(keyconf, skb_frag,
724 - IEEE80211_TKIP_P2_KEY, tx_cmd->key);
725 + ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key);
726 IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n");
727 break;
728
729 --- a/include/net/mac80211.h
730 +++ b/include/net/mac80211.h
731 @@ -960,21 +960,6 @@ enum sta_notify_cmd {
732 };
733
734 /**
735 - * enum ieee80211_tkip_key_type - get tkip key
736 - *
737 - * Used by drivers which need to get a tkip key for skb. Some drivers need a
738 - * phase 1 key, others need a phase 2 key. A single function allows the driver
739 - * to get the key, this enum indicates what type of key is required.
740 - *
741 - * @IEEE80211_TKIP_P1_KEY: the driver needs a phase 1 key
742 - * @IEEE80211_TKIP_P2_KEY: the driver needs a phase 2 key
743 - */
744 -enum ieee80211_tkip_key_type {
745 - IEEE80211_TKIP_P1_KEY,
746 - IEEE80211_TKIP_P2_KEY,
747 -};
748 -
749 -/**
750 * enum ieee80211_hw_flags - hardware flags
751 *
752 * These flags are used to indicate hardware capabilities to
753 @@ -2568,21 +2553,33 @@ struct sk_buff *
754 ieee80211_get_buffered_bc(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
755
756 /**
757 - * ieee80211_get_tkip_key - get a TKIP rc4 for skb
758 + * ieee80211_get_tkip_p1k - get a TKIP phase 1 key
759 + *
760 + * This function returns the TKIP phase 1 key for the IV32 taken
761 + * from the given packet.
762 + *
763 + * @keyconf: the parameter passed with the set key
764 + * @skb: the packet to take the IV32 value from that will be encrypted
765 + * with this P1K
766 + * @p1k: a buffer to which the key will be written, as 5 u16 values
767 + */
768 +void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf,
769 + struct sk_buff *skb, u16 *p1k);
770 +
771 +/**
772 + * ieee80211_get_tkip_p2k - get a TKIP phase 2 key
773 *
774 - * This function computes a TKIP rc4 key for an skb. It computes
775 - * a phase 1 key if needed (iv16 wraps around). This function is to
776 - * be used by drivers which can do HW encryption but need to compute
777 - * to phase 1/2 key in SW.
778 + * This function computes the TKIP RC4 key for the IV values
779 + * in the packet.
780 *
781 * @keyconf: the parameter passed with the set key
782 - * @skb: the skb for which the key is needed
783 - * @type: TBD
784 - * @key: a buffer to which the key will be written
785 - */
786 -void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf,
787 - struct sk_buff *skb,
788 - enum ieee80211_tkip_key_type type, u8 *key);
789 + * @skb: the packet to take the IV32/IV16 values from that will be
790 + * encrypted with this key
791 + * @p2k: a buffer to which the key will be written, 16 bytes
792 + */
793 +void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
794 + struct sk_buff *skb, u8 *p2k);
795 +
796 /**
797 * ieee80211_wake_queue - wake specific queue
798 * @hw: pointer as obtained from ieee80211_alloc_hw().
799 --- a/net/mac80211/key.c
800 +++ b/net/mac80211/key.c
801 @@ -333,6 +333,7 @@ struct ieee80211_key *ieee80211_key_allo
802 get_unaligned_le16(seq);
803 }
804 }
805 + spin_lock_init(&key->u.tkip.txlock);
806 break;
807 case WLAN_CIPHER_SUITE_CCMP:
808 key->conf.iv_len = CCMP_HDR_LEN;
809 --- a/net/mac80211/key.h
810 +++ b/net/mac80211/key.h
811 @@ -52,9 +52,10 @@ enum ieee80211_internal_tkip_state {
812 };
813
814 struct tkip_ctx {
815 - u32 iv32;
816 - u16 iv16;
817 - u16 p1k[5];
818 + u32 iv32; /* current iv32 */
819 + u16 iv16; /* current iv16 */
820 + u16 p1k[5]; /* p1k cache */
821 + u32 p1k_iv32; /* iv32 for which p1k computed */
822 enum ieee80211_internal_tkip_state state;
823 };
824
825 @@ -71,6 +72,9 @@ struct ieee80211_key {
826
827 union {
828 struct {
829 + /* protects tx context */
830 + spinlock_t txlock;
831 +
832 /* last used TSC */
833 struct tkip_ctx tx;
834
835 @@ -78,7 +82,7 @@ struct ieee80211_key {
836 struct tkip_ctx rx[NUM_RX_DATA_QUEUES];
837 } tkip;
838 struct {
839 - u8 tx_pn[6];
840 + atomic64_t tx_pn;
841 /*
842 * Last received packet number. The first
843 * NUM_RX_DATA_QUEUES counters are used with Data
844 @@ -88,12 +92,9 @@ struct ieee80211_key {
845 u8 rx_pn[NUM_RX_DATA_QUEUES + 1][6];
846 struct crypto_cipher *tfm;
847 u32 replays; /* dot11RSNAStatsCCMPReplays */
848 - /* scratch buffers for virt_to_page() (crypto API) */
849 #ifndef AES_BLOCK_LEN
850 #define AES_BLOCK_LEN 16
851 #endif
852 - u8 tx_crypto_buf[6 * AES_BLOCK_LEN];
853 - u8 rx_crypto_buf[6 * AES_BLOCK_LEN];
854 } ccmp;
855 struct {
856 u8 tx_pn[6];
857 --- a/net/mac80211/tkip.c
858 +++ b/net/mac80211/tkip.c
859 @@ -101,6 +101,7 @@ static void tkip_mixing_phase1(const u8
860 p1k[4] += tkipS(p1k[3] ^ get_unaligned_le16(tk + 0 + j)) + i;
861 }
862 ctx->state = TKIP_STATE_PHASE1_DONE;
863 + ctx->p1k_iv32 = tsc_IV32;
864 }
865
866 static void tkip_mixing_phase2(const u8 *tk, struct tkip_ctx *ctx,
867 @@ -140,60 +141,72 @@ static void tkip_mixing_phase2(const u8
868 /* Add TKIP IV and Ext. IV at @pos. @iv0, @iv1, and @iv2 are the first octets
869 * of the IV. Returns pointer to the octet following IVs (i.e., beginning of
870 * the packet payload). */
871 -u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16)
872 +u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key)
873 {
874 - pos = write_tkip_iv(pos, iv16);
875 + lockdep_assert_held(&key->u.tkip.txlock);
876 +
877 + pos = write_tkip_iv(pos, key->u.tkip.tx.iv16);
878 *pos++ = (key->conf.keyidx << 6) | (1 << 5) /* Ext IV */;
879 put_unaligned_le32(key->u.tkip.tx.iv32, pos);
880 return pos + 4;
881 }
882
883 -void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf,
884 - struct sk_buff *skb, enum ieee80211_tkip_key_type type,
885 - u8 *outkey)
886 +static void ieee80211_compute_tkip_p1k(struct ieee80211_key *key, u32 iv32)
887 {
888 - struct ieee80211_key *key = (struct ieee80211_key *)
889 - container_of(keyconf, struct ieee80211_key, conf);
890 - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
891 - u8 *data;
892 - const u8 *tk;
893 - struct tkip_ctx *ctx;
894 - u16 iv16;
895 - u32 iv32;
896 -
897 - data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
898 - iv16 = data[2] | (data[0] << 8);
899 - iv32 = get_unaligned_le32(&data[4]);
900 -
901 - tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
902 - ctx = &key->u.tkip.tx;
903 -
904 -#ifdef CONFIG_MAC80211_TKIP_DEBUG
905 - printk(KERN_DEBUG "TKIP encrypt: iv16 = 0x%04x, iv32 = 0x%08x\n",
906 - iv16, iv32);
907 + struct ieee80211_sub_if_data *sdata = key->sdata;
908 + struct tkip_ctx *ctx = &key->u.tkip.tx;
909 + const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
910
911 - if (iv32 != ctx->iv32) {
912 - printk(KERN_DEBUG "skb: iv32 = 0x%08x key: iv32 = 0x%08x\n",
913 - iv32, ctx->iv32);
914 - printk(KERN_DEBUG "Wrap around of iv16 in the middle of a "
915 - "fragmented packet\n");
916 - }
917 -#endif
918 + lockdep_assert_held(&key->u.tkip.txlock);
919
920 - /* Update the p1k only when the iv16 in the packet wraps around, this
921 - * might occur after the wrap around of iv16 in the key in case of
922 - * fragmented packets. */
923 - if (iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT)
924 - tkip_mixing_phase1(tk, ctx, hdr->addr2, iv32);
925 + /*
926 + * Update the P1K when the IV32 is different from the value it
927 + * had when we last computed it (or when not initialised yet).
928 + * This might flip-flop back and forth if packets are processed
929 + * out-of-order due to the different ACs, but then we have to
930 + * just compute the P1K more often.
931 + */
932 + if (ctx->p1k_iv32 != iv32 || ctx->state == TKIP_STATE_NOT_INIT)
933 + tkip_mixing_phase1(tk, ctx, sdata->vif.addr, iv32);
934 +}
935
936 - if (type == IEEE80211_TKIP_P1_KEY) {
937 - memcpy(outkey, ctx->p1k, sizeof(u16) * 5);
938 - return;
939 - }
940 +void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf,
941 + struct sk_buff *skb, u16 *p1k)
942 +{
943 + struct ieee80211_key *key = (struct ieee80211_key *)
944 + container_of(keyconf, struct ieee80211_key, conf);
945 + struct tkip_ctx *ctx = &key->u.tkip.tx;
946 + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
947 + const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
948 + u32 iv32 = get_unaligned_le32(&data[4]);
949 + unsigned long flags;
950 +
951 + spin_lock_irqsave(&key->u.tkip.txlock, flags);
952 + ieee80211_compute_tkip_p1k(key, iv32);
953 + memcpy(p1k, ctx->p1k, sizeof(ctx->p1k));
954 + spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
955 +}
956 +EXPORT_SYMBOL(ieee80211_get_tkip_p1k);
957
958 - tkip_mixing_phase2(tk, ctx, iv16, outkey);
959 +void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
960 + struct sk_buff *skb, u8 *p2k)
961 +{
962 + struct ieee80211_key *key = (struct ieee80211_key *)
963 + container_of(keyconf, struct ieee80211_key, conf);
964 + const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
965 + struct tkip_ctx *ctx = &key->u.tkip.tx;
966 + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
967 + const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control);
968 + u32 iv32 = get_unaligned_le32(&data[4]);
969 + u16 iv16 = data[2] | (data[0] << 8);
970 + unsigned long flags;
971 +
972 + spin_lock_irqsave(&key->u.tkip.txlock, flags);
973 + ieee80211_compute_tkip_p1k(key, iv32);
974 + tkip_mixing_phase2(tk, ctx, iv16, p2k);
975 + spin_unlock_irqrestore(&key->u.tkip.txlock, flags);
976 }
977 -EXPORT_SYMBOL(ieee80211_get_tkip_key);
978 +EXPORT_SYMBOL(ieee80211_get_tkip_p2k);
979
980 /*
981 * Encrypt packet payload with TKIP using @key. @pos is a pointer to the
982 @@ -204,19 +217,15 @@ EXPORT_SYMBOL(ieee80211_get_tkip_key);
983 */
984 int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
985 struct ieee80211_key *key,
986 - u8 *pos, size_t payload_len, u8 *ta)
987 + struct sk_buff *skb,
988 + u8 *payload, size_t payload_len)
989 {
990 u8 rc4key[16];
991 - struct tkip_ctx *ctx = &key->u.tkip.tx;
992 - const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY];
993 -
994 - /* Calculate per-packet key */
995 - if (ctx->iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT)
996 - tkip_mixing_phase1(tk, ctx, ta, ctx->iv32);
997
998 - tkip_mixing_phase2(tk, ctx, ctx->iv16, rc4key);
999 + ieee80211_get_tkip_p2k(&key->conf, skb, rc4key);
1000
1001 - return ieee80211_wep_encrypt_data(tfm, rc4key, 16, pos, payload_len);
1002 + return ieee80211_wep_encrypt_data(tfm, rc4key, 16,
1003 + payload, payload_len);
1004 }
1005
1006 /* Decrypt packet payload with TKIP using @key. @pos is a pointer to the
1007 --- a/net/mac80211/tkip.h
1008 +++ b/net/mac80211/tkip.h
1009 @@ -13,11 +13,13 @@
1010 #include <linux/crypto.h>
1011 #include "key.h"
1012
1013 -u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16);
1014 +u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key);
1015
1016 int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm,
1017 - struct ieee80211_key *key,
1018 - u8 *pos, size_t payload_len, u8 *ta);
1019 + struct ieee80211_key *key,
1020 + struct sk_buff *skb,
1021 + u8 *payload, size_t payload_len);
1022 +
1023 enum {
1024 TKIP_DECRYPT_OK = 0,
1025 TKIP_DECRYPT_NO_EXT_IV = -1,
1026 --- a/net/mac80211/cfg.c
1027 +++ b/net/mac80211/cfg.c
1028 @@ -209,6 +209,7 @@ static int ieee80211_get_key(struct wiph
1029 u8 seq[6] = {0};
1030 struct key_params params;
1031 struct ieee80211_key *key = NULL;
1032 + u64 pn64;
1033 u32 iv32;
1034 u16 iv16;
1035 int err = -ENOENT;
1036 @@ -256,12 +257,13 @@ static int ieee80211_get_key(struct wiph
1037 params.seq_len = 6;
1038 break;
1039 case WLAN_CIPHER_SUITE_CCMP:
1040 - seq[0] = key->u.ccmp.tx_pn[5];
1041 - seq[1] = key->u.ccmp.tx_pn[4];
1042 - seq[2] = key->u.ccmp.tx_pn[3];
1043 - seq[3] = key->u.ccmp.tx_pn[2];
1044 - seq[4] = key->u.ccmp.tx_pn[1];
1045 - seq[5] = key->u.ccmp.tx_pn[0];
1046 + pn64 = atomic64_read(&key->u.ccmp.tx_pn);
1047 + seq[0] = pn64;
1048 + seq[1] = pn64 >> 8;
1049 + seq[2] = pn64 >> 16;
1050 + seq[3] = pn64 >> 24;
1051 + seq[4] = pn64 >> 32;
1052 + seq[5] = pn64 >> 40;
1053 params.seq = seq;
1054 params.seq_len = 6;
1055 break;
1056 --- a/net/mac80211/debugfs_key.c
1057 +++ b/net/mac80211/debugfs_key.c
1058 @@ -79,6 +79,7 @@ static ssize_t key_tx_spec_read(struct f
1059 size_t count, loff_t *ppos)
1060 {
1061 const u8 *tpn;
1062 + u64 pn;
1063 char buf[20];
1064 int len;
1065 struct ieee80211_key *key = file->private_data;
1066 @@ -94,9 +95,10 @@ static ssize_t key_tx_spec_read(struct f
1067 key->u.tkip.tx.iv16);
1068 break;
1069 case WLAN_CIPHER_SUITE_CCMP:
1070 - tpn = key->u.ccmp.tx_pn;
1071 + pn = atomic64_read(&key->u.ccmp.tx_pn);
1072 len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n",
1073 - tpn[0], tpn[1], tpn[2], tpn[3], tpn[4], tpn[5]);
1074 + (u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24),
1075 + (u8)(pn >> 16), (u8)(pn >> 8), (u8)pn);
1076 break;
1077 case WLAN_CIPHER_SUITE_AES_CMAC:
1078 tpn = key->u.aes_cmac.tx_pn;
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