X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/1287da4459ae59d659063990d1e0afc42e58d7ea..55d98b2a3ff0e54657e6c01b094bd63b18f2d84e:/package/mac80211/patches/300-pending_work.patch?ds=sidebyside diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 7e3160a1d..87a30efa0 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -1,68 +1,210 @@ +--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c ++++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c +@@ -510,7 +510,11 @@ int ath9k_hw_process_rxdesc_edma(struct + */ + if (rxsp->status11 & AR_CRCErr) + rxs->rs_status |= ATH9K_RXERR_CRC; +- else if (rxsp->status11 & AR_PHYErr) { ++ else if (rxsp->status11 & AR_DecryptCRCErr) ++ rxs->rs_status |= ATH9K_RXERR_DECRYPT; ++ else if (rxsp->status11 & AR_MichaelErr) ++ rxs->rs_status |= ATH9K_RXERR_MIC; ++ if (rxsp->status11 & AR_PHYErr) { + phyerr = MS(rxsp->status11, AR_PHYErrCode); + /* + * If we reach a point here where AR_PostDelimCRCErr is +@@ -532,11 +536,7 @@ int ath9k_hw_process_rxdesc_edma(struct + rxs->rs_status |= ATH9K_RXERR_PHY; + rxs->rs_phyerr = phyerr; + } +- +- } else if (rxsp->status11 & AR_DecryptCRCErr) +- rxs->rs_status |= ATH9K_RXERR_DECRYPT; +- else if (rxsp->status11 & AR_MichaelErr) +- rxs->rs_status |= ATH9K_RXERR_MIC; ++ }; + } + + if (rxsp->status11 & AR_KeyMiss) +--- a/drivers/net/wireless/ath/carl9170/tx.c ++++ b/drivers/net/wireless/ath/carl9170/tx.c +@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a + { + struct ieee80211_sta *sta; + struct carl9170_sta_info *sta_info; ++ struct ieee80211_tx_info *tx_info; + + rcu_read_lock(); + sta = __carl9170_get_tx_sta(ar, skb); +@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a + goto out_rcu; + + sta_info = (void *) sta->drv_priv; +- if (unlikely(sta_info->sleeping)) { +- struct ieee80211_tx_info *tx_info; ++ tx_info = IEEE80211_SKB_CB(skb); + ++ if (unlikely(sta_info->sleeping) && ++ !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER | ++ IEEE80211_TX_CTL_CLEAR_PS_FILT))) { + rcu_read_unlock(); + +- tx_info = IEEE80211_SKB_CB(skb); + if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) + atomic_dec(&ar->tx_ampdu_upload); + +--- a/drivers/net/wireless/iwlegacy/4965-mac.c ++++ b/drivers/net/wireless/iwlegacy/4965-mac.c +@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct + sta_priv = (void *)sta->drv_priv; + + if (sta_priv && sta_priv->asleep && +- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { ++ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { + /* + * This sends an asynchronous command to the device, + * but we can rely on it being processed before the +--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c ++++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv, + sta_priv = (void *)info->control.sta->drv_priv; + + if (sta_priv && sta_priv->asleep && +- (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) { ++ (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) { + /* + * This sends an asynchronous command to the device, + * but we can rely on it being processed before the +@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, + * counter. + * For now set the counter to just 1 since we do not + * support uAPSD yet. ++ * ++ * FIXME: If we get two non-bufferable frames one ++ * after the other, we might only send out one of ++ * them because this is racy. + */ + iwl_sta_modify_sleep_tx_count(priv, sta_id, 1); + } +--- a/drivers/net/wireless/p54/txrx.c ++++ b/drivers/net/wireless/p54/txrx.c +@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p + if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)) + *flags |= P54_HDR_FLAG_DATA_OUT_SEQNR; + +- if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE) ++ if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER) + *flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL; + + if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT) +--- a/include/net/mac80211.h ++++ b/include/net/mac80211.h +@@ -341,9 +341,9 @@ struct ieee80211_bss_conf { + * used to indicate that a frame was already retried due to PS + * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211, + * used to indicate frame should not be encrypted +- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll +- * frame (PS-Poll or uAPSD) and should be sent although the station +- * is in powersave mode. ++ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll ++ * frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must ++ * be sent although the station is in powersave mode. + * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the + * transmit function after the current frame, this can be used + * by drivers to kick the DMA queue only if unset or when the +@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags { + IEEE80211_TX_INTFL_NEED_TXPROCESSING = BIT(14), + IEEE80211_TX_INTFL_RETRIED = BIT(15), + IEEE80211_TX_INTFL_DONT_ENCRYPT = BIT(16), +- IEEE80211_TX_CTL_POLL_RESPONSE = BIT(17), ++ IEEE80211_TX_CTL_NO_PS_BUFFER = BIT(17), + IEEE80211_TX_CTL_MORE_FRAMES = BIT(18), + IEEE80211_TX_INTFL_RETRANSMISSION = BIT(19), + /* hole at 20, use later */ +@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags { + IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \ + IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \ + IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \ +- IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE | \ ++ IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER | \ + IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \ + IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP) + +@@ -1634,7 +1634,7 @@ void ieee80211_free_txskb(struct ieee802 + * the station sends a PS-Poll or a uAPSD trigger frame, mac80211 + * will inform the driver of this with the @allow_buffered_frames + * callback; this callback is optional. mac80211 will then transmit +- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE ++ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER + * on each frame. The last frame in the service period (or the only + * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to + * indicate that it ends the service period; as this frame must have +@@ -1642,6 +1642,9 @@ void ieee80211_free_txskb(struct ieee802 + * When TX status is reported for this frame, the service period is + * marked has having ended and a new one can be started by the peer. + * ++ * Additionally, non-bufferable MMPDUs can also be transmitted by ++ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them. ++ * + * Another race condition can happen on some devices like iwlwifi + * when there are frames queued for the station and it wakes up + * or polls; the frames that are already queued could end up being +@@ -2140,7 +2143,7 @@ enum ieee80211_frame_release_type { + * @allow_buffered_frames: Prepare device to allow the given number of frames + * to go out to the given station. The frames will be sent by mac80211 + * via the usual TX path after this call. The TX information for frames +- * released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set ++ * released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set + * and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case + * frames from multiple TIDs are released and the driver might reorder + * them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c -@@ -176,6 +176,8 @@ static void ieee80211_send_addba_resp(st - memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); - else if (sdata->vif.type == NL80211_IFTYPE_STATION) +@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); + else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) + memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN); + else if (sdata->vif.type == NL80211_IFTYPE_WDS) + memcpy(mgmt->bssid, da, ETH_ALEN); mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); -@@ -262,7 +264,11 @@ void ieee80211_process_addba_request(str - "%pM on tid %u\n", - mgmt->sa, tid); - #endif /* CONFIG_MAC80211_HT_DEBUG */ -- goto end; -+ -+ /* delete existing Rx BA session on the same tid */ -+ ___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT, -+ WLAN_STATUS_UNSPECIFIED_QOS, -+ false); - } - - /* prepare A-MPDU MLME for Rx aggregation */ --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c -@@ -79,7 +79,8 @@ static void ieee80211_send_addba_request - memcpy(mgmt->da, da, ETH_ALEN); +@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN); if (sdata->vif.type == NL80211_IFTYPE_AP || -- sdata->vif.type == NL80211_IFTYPE_AP_VLAN) -+ sdata->vif.type == NL80211_IFTYPE_AP_VLAN || + sdata->vif.type == NL80211_IFTYPE_AP_VLAN || +- sdata->vif.type == NL80211_IFTYPE_MESH_POINT) ++ sdata->vif.type == NL80211_IFTYPE_MESH_POINT || + sdata->vif.type == NL80211_IFTYPE_WDS) memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN); else if (sdata->vif.type == NL80211_IFTYPE_STATION) memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN); -@@ -398,7 +399,8 @@ int ieee80211_start_tx_ba_session(struct - */ - if (sdata->vif.type != NL80211_IFTYPE_STATION && +@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct + sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && -- sdata->vif.type != NL80211_IFTYPE_AP) -+ sdata->vif.type != NL80211_IFTYPE_AP && -+ sdata->vif.type != NL80211_IFTYPE_WDS) + sdata->vif.type != NL80211_IFTYPE_AP && ++ sdata->vif.type != NL80211_IFTYPE_WDS && + sdata->vif.type != NL80211_IFTYPE_ADHOC) return -EINVAL; - if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) { --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c -@@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil - char buf[100]; - struct sta_info *sta = file->private_data; - u32 staflags = get_sta_flags(sta); -- int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s", -+ int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s", - staflags & WLAN_STA_AUTH ? "AUTH\n" : "", - staflags & WLAN_STA_ASSOC ? "ASSOC\n" : "", - staflags & WLAN_STA_PS_STA ? "PS (sta)\n" : "", -@@ -67,7 +67,6 @@ static ssize_t sta_flags_read(struct fil - staflags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "", - staflags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "", - staflags & WLAN_STA_WME ? "WME\n" : "", -- staflags & WLAN_STA_WDS ? "WDS\n" : "", - staflags & WLAN_STA_MFP ? "MFP\n" : ""); - return simple_read_from_buffer(userbuf, count, ppos, buf, res); - } +@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil + test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : "" + + int res = scnprintf(buf, sizeof(buf), +- "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", ++ "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s", + TEST(AUTH), TEST(ASSOC), TEST(PS_STA), + TEST(PS_DRIVER), TEST(AUTHORIZED), + TEST(SHORT_PREAMBLE), +- TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT), ++ TEST(WME), TEST(CLEAR_PS_FILT), + TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL), + TEST(UAPSD), TEST(SP), TEST(TDLS_PEER), + TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT), --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_ @@ -73,7 +215,7 @@ u32 changed = 0; int res; u32 hw_reconf_flags = 0; -@@ -290,27 +289,6 @@ static int ieee80211_do_open(struct net_ +@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_ set_bit(SDATA_STATE_RUNNING, &sdata->state); @@ -86,8 +228,9 @@ - goto err_del_interface; - } - -- /* no locking required since STA is not live yet */ -- sta->flags |= WLAN_STA_AUTHORIZED; +- sta_info_pre_move_state(sta, IEEE80211_STA_AUTH); +- sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC); +- sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED); - - res = sta_info_insert(sta); - if (res) { @@ -101,17 +244,17 @@ /* * set_multicast_list will be invoked by the networking core * which will check whether any increments here were done in -@@ -344,8 +322,7 @@ static int ieee80211_do_open(struct net_ +@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_ netif_tx_start_all_queues(dev); return 0; - err_del_interface: -- drv_remove_interface(local, &sdata->vif); +- drv_remove_interface(local, sdata); + err_stop: if (!local->open_count) drv_stop(local); -@@ -718,6 +695,70 @@ static void ieee80211_if_setup(struct ne +@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne dev->destructor = free_netdev; } @@ -164,14 +307,14 @@ + sta->sta.supp_rates[local->hw.conf.channel->band] = rates; + + if (elems.ht_cap_elem) -+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband, ++ ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband, + elems.ht_cap_elem, &sta->sta.ht_cap); + + if (elems.wmm_param) -+ set_sta_flags(sta, WLAN_STA_WME); ++ set_sta_flag(sta, WLAN_STA_WME); + + if (new) { -+ sta->flags = WLAN_STA_AUTHORIZED; ++ set_sta_flag(sta, WLAN_STA_AUTHORIZED); + rate_control_rate_init(sta); + sta_info_insert_rcu(sta); + } @@ -182,7 +325,7 @@ static void ieee80211_iface_work(struct work_struct *work) { struct ieee80211_sub_if_data *sdata = -@@ -822,6 +863,9 @@ static void ieee80211_iface_work(struct +@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct break; ieee80211_mesh_rx_queued_mgmt(sdata, skb); break; @@ -194,17 +337,15 @@ break; --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c -@@ -2137,7 +2137,8 @@ ieee80211_rx_h_action(struct ieee80211_r - */ - if (sdata->vif.type != NL80211_IFTYPE_STATION && +@@ -2282,6 +2282,7 @@ ieee80211_rx_h_action(struct ieee80211_r + sdata->vif.type != NL80211_IFTYPE_MESH_POINT && sdata->vif.type != NL80211_IFTYPE_AP_VLAN && -- sdata->vif.type != NL80211_IFTYPE_AP) -+ sdata->vif.type != NL80211_IFTYPE_AP && -+ sdata->vif.type != NL80211_IFTYPE_WDS) + sdata->vif.type != NL80211_IFTYPE_AP && ++ sdata->vif.type != NL80211_IFTYPE_WDS && + sdata->vif.type != NL80211_IFTYPE_ADHOC) break; - /* verify action_code is present */ -@@ -2335,13 +2336,14 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ +@@ -2492,14 +2493,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_ if (!ieee80211_vif_is_mesh(&sdata->vif) && sdata->vif.type != NL80211_IFTYPE_ADHOC && @@ -214,14 +355,15 @@ return RX_DROP_MONITOR; switch (stype) { + case cpu_to_le16(IEEE80211_STYPE_AUTH): case cpu_to_le16(IEEE80211_STYPE_BEACON): case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP): - /* process for all: mesh, mlme, ibss */ + /* process for all: mesh, mlme, ibss, wds */ break; - case cpu_to_le16(IEEE80211_STYPE_DEAUTH): - case cpu_to_le16(IEEE80211_STYPE_DISASSOC): -@@ -2680,10 +2682,16 @@ static int prepare_for_handlers(struct i + case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP): + case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP): +@@ -2853,10 +2855,16 @@ static int prepare_for_handlers(struct i } break; case NL80211_IFTYPE_WDS: @@ -240,879 +382,84 @@ break; default: /* should never get here */ +--- a/net/mac80211/sta_info.c ++++ b/net/mac80211/sta_info.c +@@ -1050,7 +1050,7 @@ static void ieee80211_send_null_response + * exchange. Also set EOSP to indicate this packet + * ends the poll/service period. + */ +- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE | ++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER | + IEEE80211_TX_STATUS_EOSP | + IEEE80211_TX_CTL_REQ_TX_STATUS; + +@@ -1177,7 +1177,7 @@ ieee80211_sta_ps_deliver_response(struct + * STA may still remain is PS mode after this frame + * exchange. + */ +- info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE; ++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; + + /* + * Use MoreData flag to indicate whether there are --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -31,7 +31,6 @@ + * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble * frames. - * @WLAN_STA_ASSOC_AP: We're associated to that station, it is an AP. * @WLAN_STA_WME: Station is a QoS-STA. - * @WLAN_STA_WDS: Station is one of our WDS peers. * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the * IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next * frame to this station is transmitted. -@@ -54,7 +53,6 @@ enum ieee80211_sta_info_flags { - WLAN_STA_SHORT_PREAMBLE = 1<<4, - WLAN_STA_ASSOC_AP = 1<<5, - WLAN_STA_WME = 1<<6, -- WLAN_STA_WDS = 1<<7, - WLAN_STA_CLEAR_PS_FILT = 1<<9, - WLAN_STA_MFP = 1<<10, - WLAN_STA_BLOCK_BA = 1<<11, ---- a/drivers/net/wireless/ath/ath9k/beacon.c -+++ b/drivers/net/wireless/ath/ath9k/beacon.c -@@ -360,6 +360,7 @@ void ath_beacon_tasklet(unsigned long da - struct ath_common *common = ath9k_hw_common(ah); - struct ath_buf *bf = NULL; - struct ieee80211_vif *vif; -+ struct ath_tx_status ts; - int slot; - u32 bfaddr, bc = 0; - -@@ -384,7 +385,9 @@ void ath_beacon_tasklet(unsigned long da - ath_dbg(common, ATH_DBG_BSTUCK, - "beacon is officially stuck\n"); - sc->sc_flags |= SC_OP_TSF_RESET; -+ spin_lock(&sc->sc_pcu_lock); - ath_reset(sc, true); -+ spin_unlock(&sc->sc_pcu_lock); - } - - return; -@@ -464,6 +467,11 @@ void ath_beacon_tasklet(unsigned long da - ath9k_hw_txstart(ah, sc->beacon.beaconq); - - sc->beacon.ast_be_xmit += bc; /* XXX per-vif? */ -+ if (ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { -+ spin_lock_bh(&sc->sc_pcu_lock); -+ ath9k_hw_txprocdesc(ah, bf->bf_desc, (void *)&ts); -+ spin_unlock_bh(&sc->sc_pcu_lock); +@@ -62,7 +61,6 @@ enum ieee80211_sta_info_flags { + WLAN_STA_AUTHORIZED, + WLAN_STA_SHORT_PREAMBLE, + WLAN_STA_WME, +- WLAN_STA_WDS, + WLAN_STA_CLEAR_PS_FILT, + WLAN_STA_MFP, + WLAN_STA_BLOCK_BA, +--- a/net/mac80211/tx.c ++++ b/net/mac80211/tx.c +@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data; + struct ieee80211_local *local = tx->local; + +- if (unlikely(!sta || +- ieee80211_is_probe_resp(hdr->frame_control) || +- ieee80211_is_auth(hdr->frame_control) || +- ieee80211_is_assoc_resp(hdr->frame_control) || +- ieee80211_is_reassoc_resp(hdr->frame_control))) ++ if (unlikely(!sta)) + return TX_CONTINUE; + + if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) || + test_sta_flag(sta, WLAN_STA_PS_DRIVER)) && +- !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) { ++ !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) { + int ac = skb_get_queue_mapping(tx->skb); + ++ /* only deauth, disassoc and action are bufferable MMPDUs */ ++ if (ieee80211_is_mgmt(hdr->frame_control) && ++ !ieee80211_is_deauth(hdr->frame_control) && ++ !ieee80211_is_disassoc(hdr->frame_control) && ++ !ieee80211_is_action(hdr->frame_control)) { ++ info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER; ++ return TX_CONTINUE; + } - } - } - ---- a/drivers/net/wireless/ath/ath9k/main.c -+++ b/drivers/net/wireless/ath/ath9k/main.c -@@ -617,8 +617,11 @@ void ath_hw_check(struct work_struct *wo - ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, " - "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1); - if (busy >= 99) { -- if (++sc->hw_busy_count >= 3) -+ if (++sc->hw_busy_count >= 3) { -+ spin_lock_bh(&sc->sc_pcu_lock); - ath_reset(sc, true); -+ spin_unlock_bh(&sc->sc_pcu_lock); -+ } - } else if (busy >= 0) - sc->hw_busy_count = 0; - -@@ -637,7 +640,9 @@ static void ath_hw_pll_rx_hang_check(str - /* Rx is hung for more than 500ms. Reset it */ - ath_dbg(common, ATH_DBG_RESET, - "Possible RX hang, resetting"); -+ spin_lock_bh(&sc->sc_pcu_lock); - ath_reset(sc, true); -+ spin_unlock_bh(&sc->sc_pcu_lock); - count = 0; - } - } else -@@ -674,7 +679,9 @@ void ath9k_tasklet(unsigned long data) - - if ((status & ATH9K_INT_FATAL) || - (status & ATH9K_INT_BB_WATCHDOG)) { -+ spin_lock(&sc->sc_pcu_lock); - ath_reset(sc, true); -+ spin_unlock(&sc->sc_pcu_lock); - return; - } - -@@ -980,7 +987,6 @@ int ath_reset(struct ath_softc *sc, bool - del_timer_sync(&common->ani.timer); - - ath9k_ps_wakeup(sc); -- spin_lock_bh(&sc->sc_pcu_lock); - - ieee80211_stop_queues(hw); - -@@ -1023,7 +1029,6 @@ int ath_reset(struct ath_softc *sc, bool - } - - ieee80211_wake_queues(hw); -- spin_unlock_bh(&sc->sc_pcu_lock); - - /* Start ANI */ - if (!common->disable_ani) -@@ -2326,9 +2331,9 @@ static void ath9k_flush(struct ieee80211 - ath9k_ps_wakeup(sc); - spin_lock_bh(&sc->sc_pcu_lock); - drain_txq = ath_drain_all_txq(sc, false); -- spin_unlock_bh(&sc->sc_pcu_lock); - if (!drain_txq) - ath_reset(sc, false); -+ spin_unlock_bh(&sc->sc_pcu_lock); - ath9k_ps_restore(sc); - ieee80211_wake_queues(hw); - ---- a/drivers/net/wireless/ath/ath9k/xmit.c -+++ b/drivers/net/wireless/ath/ath9k/xmit.c -@@ -565,11 +565,8 @@ static void ath_tx_complete_aggr(struct - - rcu_read_unlock(); - -- if (needreset) { -- spin_unlock_bh(&sc->sc_pcu_lock); -+ if (needreset) - ath_reset(sc, false); -- spin_lock_bh(&sc->sc_pcu_lock); -- } - } - - static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, -@@ -664,7 +661,8 @@ static int ath_compute_num_delims(struct - * TODO - this could be improved to be dependent on the rate. - * The hardware can keep up at lower rates, but not higher rates - */ -- if (fi->keyix != ATH9K_TXKEYIX_INVALID) -+ if ((fi->keyix != ATH9K_TXKEYIX_INVALID) && -+ !(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA)) - ndelim += ATH_AGGR_ENCRYPTDELIM; - - /* -@@ -2169,7 +2167,9 @@ static void ath_tx_complete_poll_work(st - if (needreset) { - ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET, - "tx hung, resetting the chip\n"); -+ spin_lock_bh(&sc->sc_pcu_lock); - ath_reset(sc, true); -+ spin_unlock_bh(&sc->sc_pcu_lock); - } - - ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, ---- a/drivers/net/wireless/ath/ath9k/ar9003_paprd.c -+++ b/drivers/net/wireless/ath/ath9k/ar9003_paprd.c -@@ -236,7 +236,7 @@ static void ar9003_paprd_get_gain_table( - memset(entry, 0, sizeof(ah->paprd_gain_table_entries)); - memset(index, 0, sizeof(ah->paprd_gain_table_index)); - -- for (i = 0; i < 32; i++) { -+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) { - entry[i] = REG_READ(ah, reg); - index[i] = (entry[i] >> 24) & 0xff; - reg += 4; -@@ -246,13 +246,13 @@ static void ar9003_paprd_get_gain_table( - static unsigned int ar9003_get_desired_gain(struct ath_hw *ah, int chain, - int target_power) - { -- int olpc_gain_delta = 0; -+ int olpc_gain_delta = 0, cl_gain_mod; - int alpha_therm, alpha_volt; - int therm_cal_value, volt_cal_value; - int therm_value, volt_value; - int thermal_gain_corr, voltage_gain_corr; - int desired_scale, desired_gain = 0; -- u32 reg; -+ u32 reg_olpc = 0, reg_cl_gain = 0; - - REG_CLR_BIT(ah, AR_PHY_PAPRD_TRAINER_STAT1, - AR_PHY_PAPRD_TRAINER_STAT1_PAPRD_TRAIN_DONE); -@@ -271,15 +271,29 @@ static unsigned int ar9003_get_desired_g - volt_value = REG_READ_FIELD(ah, AR_PHY_BB_THERM_ADC_4, - AR_PHY_BB_THERM_ADC_4_LATEST_VOLT_VALUE); - -- if (chain == 0) -- reg = AR_PHY_TPC_11_B0; -- else if (chain == 1) -- reg = AR_PHY_TPC_11_B1; -- else -- reg = AR_PHY_TPC_11_B2; -+ switch (chain) { -+ case 0: -+ reg_olpc = AR_PHY_TPC_11_B0; -+ reg_cl_gain = AR_PHY_CL_TAB_0; -+ break; -+ case 1: -+ reg_olpc = AR_PHY_TPC_11_B1; -+ reg_cl_gain = AR_PHY_CL_TAB_1; -+ break; -+ case 2: -+ reg_olpc = AR_PHY_TPC_11_B2; -+ reg_cl_gain = AR_PHY_CL_TAB_2; -+ break; -+ default: -+ ath_dbg(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, -+ "Invalid chainmask: %d\n", chain); -+ break; -+ } - -- olpc_gain_delta = REG_READ_FIELD(ah, reg, -+ olpc_gain_delta = REG_READ_FIELD(ah, reg_olpc, - AR_PHY_TPC_11_OLPC_GAIN_DELTA); -+ cl_gain_mod = REG_READ_FIELD(ah, reg_cl_gain, -+ AR_PHY_CL_TAB_CL_GAIN_MOD); - - if (olpc_gain_delta >= 128) - olpc_gain_delta = olpc_gain_delta - 256; -@@ -289,7 +303,7 @@ static unsigned int ar9003_get_desired_g - voltage_gain_corr = (alpha_volt * (volt_value - volt_cal_value) + - (128 / 2)) / 128; - desired_gain = target_power - olpc_gain_delta - thermal_gain_corr - -- voltage_gain_corr + desired_scale; -+ voltage_gain_corr + desired_scale + cl_gain_mod; - - return desired_gain; - } -@@ -727,7 +741,7 @@ int ar9003_paprd_setup_gain_table(struct - desired_gain = ar9003_get_desired_gain(ah, chain, train_power); - - gain_index = 0; -- for (i = 0; i < 32; i++) { -+ for (i = 0; i < PAPRD_GAIN_TABLE_ENTRIES; i++) { - if (ah->paprd_gain_table_index[i] >= desired_gain) - break; - gain_index++; ---- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h -+++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h -@@ -1121,6 +1121,9 @@ - #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5 0x3F00 - #define AR_PHY_POWERTX_RATE8_POWERTXHT40_5_S 8 - -+#define AR_PHY_CL_TAB_CL_GAIN_MOD 0x1f -+#define AR_PHY_CL_TAB_CL_GAIN_MOD_S 0 + - void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx); - - #endif /* AR9003_PHY_H */ ---- a/drivers/net/wireless/ath/ath5k/eeprom.c -+++ b/drivers/net/wireless/ath/ath5k/eeprom.c -@@ -691,14 +691,12 @@ ath5k_eeprom_free_pcal_info(struct ath5k - if (!chinfo[pier].pd_curves) - continue; - -- for (pdg = 0; pdg < ee->ee_pd_gains[mode]; pdg++) { -+ for (pdg = 0; pdg < AR5K_EEPROM_N_PD_CURVES; pdg++) { - struct ath5k_pdgain_info *pd = - &chinfo[pier].pd_curves[pdg]; - -- if (pd != NULL) { -- kfree(pd->pd_step); -- kfree(pd->pd_pwr); -- } -+ kfree(pd->pd_step); -+ kfree(pd->pd_pwr); - } - - kfree(chinfo[pier].pd_curves); ---- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c -+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c -@@ -229,6 +229,7 @@ static void ar9003_hw_fill_txdesc(struct - static int ar9003_hw_proc_txdesc(struct ath_hw *ah, void *ds, - struct ath_tx_status *ts) - { -+ struct ar9003_txc *txc = (struct ar9003_txc *) ds; - struct ar9003_txs *ads; - u32 status; - -@@ -238,7 +239,11 @@ static int ar9003_hw_proc_txdesc(struct - if ((status & AR_TxDone) == 0) - return -EINPROGRESS; - -- ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size; -+ ts->qid = MS(ads->ds_info, AR_TxQcuNum); -+ if (!txc || (MS(txc->info, AR_TxQcuNum) == ts->qid)) -+ ah->ts_tail = (ah->ts_tail + 1) % ah->ts_size; -+ else -+ return -ENOENT; - - if ((MS(ads->ds_info, AR_DescId) != ATHEROS_VENDOR_ID) || - (MS(ads->ds_info, AR_TxRxDesc) != 1)) { -@@ -254,7 +259,6 @@ static int ar9003_hw_proc_txdesc(struct - ts->ts_seqnum = MS(status, AR_SeqNum); - ts->tid = MS(status, AR_TxTid); - -- ts->qid = MS(ads->ds_info, AR_TxQcuNum); - ts->desc_id = MS(ads->status1, AR_TxDescId); - ts->ts_tstamp = ads->status4; - ts->ts_status = 0; ---- a/net/mac80211/wpa.c -+++ b/net/mac80211/wpa.c -@@ -15,6 +15,7 @@ - #include - #include - #include -+#include - - #include "ieee80211_i.h" - #include "michael.h" -@@ -86,6 +87,11 @@ ieee80211_rx_h_michael_mic_verify(struct - struct sk_buff *skb = rx->skb; - struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; -+ int queue = rx->queue; -+ -+ /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */ -+ if (rx->queue == NUM_RX_DATA_QUEUES - 1) -+ queue = 0; - - /* - * it makes no sense to check for MIC errors on anything other -@@ -148,8 +154,8 @@ ieee80211_rx_h_michael_mic_verify(struct - - update_iv: - /* update IV in key information to be able to detect replays */ -- rx->key->u.tkip.rx[rx->queue].iv32 = rx->tkip_iv32; -- rx->key->u.tkip.rx[rx->queue].iv16 = rx->tkip_iv16; -+ rx->key->u.tkip.rx[queue].iv32 = rx->tkip_iv32; -+ rx->key->u.tkip.rx[queue].iv16 = rx->tkip_iv16; - - return RX_CONTINUE; - -@@ -165,6 +171,7 @@ static int tkip_encrypt_skb(struct ieee8 - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data; - struct ieee80211_key *key = tx->key; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); -+ unsigned long flags; - unsigned int hdrlen; - int len, tail; - u8 *pos; -@@ -192,11 +199,12 @@ static int tkip_encrypt_skb(struct ieee8 - pos += hdrlen; - - /* Increase IV for the frame */ -+ spin_lock_irqsave(&key->u.tkip.txlock, flags); - key->u.tkip.tx.iv16++; - if (key->u.tkip.tx.iv16 == 0) - key->u.tkip.tx.iv32++; -- -- pos = ieee80211_tkip_add_iv(pos, key, key->u.tkip.tx.iv16); -+ pos = ieee80211_tkip_add_iv(pos, key); -+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags); - - /* hwaccel - with software IV */ - if (info->control.hw_key) -@@ -205,9 +213,8 @@ static int tkip_encrypt_skb(struct ieee8 - /* Add room for ICV */ - skb_put(skb, TKIP_ICV_LEN); - -- hdr = (struct ieee80211_hdr *) skb->data; - return ieee80211_tkip_encrypt_data(tx->local->wep_tx_tfm, -- key, pos, len, hdr->addr2); -+ key, skb, pos, len); - } - - -@@ -235,6 +242,11 @@ ieee80211_crypto_tkip_decrypt(struct iee - struct ieee80211_key *key = rx->key; - struct sk_buff *skb = rx->skb; - struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); -+ int queue = rx->queue; -+ -+ /* otherwise, TKIP is vulnerable to TID 0 vs. non-QoS replays */ -+ if (rx->queue == NUM_RX_DATA_QUEUES - 1) -+ queue = 0; - - hdrlen = ieee80211_hdrlen(hdr->frame_control); - -@@ -255,7 +267,7 @@ ieee80211_crypto_tkip_decrypt(struct iee - res = ieee80211_tkip_decrypt_data(rx->local->wep_rx_tfm, - key, skb->data + hdrlen, - skb->len - hdrlen, rx->sta->sta.addr, -- hdr->addr1, hwaccel, rx->queue, -+ hdr->addr1, hwaccel, queue, - &rx->tkip_iv32, - &rx->tkip_iv16); - if (res != TKIP_DECRYPT_OK) -@@ -283,6 +295,8 @@ static void ccmp_special_blocks(struct s - unsigned int hdrlen; - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; - -+ memset(scratch, 0, 6 * AES_BLOCK_LEN); -+ - b_0 = scratch + 3 * AES_BLOCK_LEN; - aad = scratch + 4 * AES_BLOCK_LEN; - -@@ -373,8 +387,10 @@ static int ccmp_encrypt_skb(struct ieee8 - struct ieee80211_key *key = tx->key; - struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); - int hdrlen, len, tail; -- u8 *pos, *pn; -- int i; -+ u8 *pos; -+ u8 pn[6]; -+ u64 pn64; -+ u8 scratch[6 * AES_BLOCK_LEN]; - - if (info->control.hw_key && - !(info->control.hw_key->flags & IEEE80211_KEY_FLAG_GENERATE_IV)) { -@@ -402,14 +418,14 @@ static int ccmp_encrypt_skb(struct ieee8 - hdr = (struct ieee80211_hdr *) pos; - pos += hdrlen; - -- /* PN = PN + 1 */ -- pn = key->u.ccmp.tx_pn; -+ pn64 = atomic64_inc_return(&key->u.ccmp.tx_pn); - -- for (i = CCMP_PN_LEN - 1; i >= 0; i--) { -- pn[i]++; -- if (pn[i]) -- break; -- } -+ pn[5] = pn64; -+ pn[4] = pn64 >> 8; -+ pn[3] = pn64 >> 16; -+ pn[2] = pn64 >> 24; -+ pn[1] = pn64 >> 32; -+ pn[0] = pn64 >> 40; - - ccmp_pn2hdr(pos, pn, key->conf.keyidx); - -@@ -418,8 +434,8 @@ static int ccmp_encrypt_skb(struct ieee8 - return 0; - - pos += CCMP_HDR_LEN; -- ccmp_special_blocks(skb, pn, key->u.ccmp.tx_crypto_buf, 0); -- ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, key->u.ccmp.tx_crypto_buf, pos, len, -+ ccmp_special_blocks(skb, pn, scratch, 0); -+ ieee80211_aes_ccm_encrypt(key->u.ccmp.tfm, scratch, pos, len, - pos, skb_put(skb, CCMP_MIC_LEN)); - - return 0; -@@ -475,11 +491,12 @@ ieee80211_crypto_ccmp_decrypt(struct iee - } - - if (!(status->flag & RX_FLAG_DECRYPTED)) { -+ u8 scratch[6 * AES_BLOCK_LEN]; - /* hardware didn't decrypt/verify MIC */ -- ccmp_special_blocks(skb, pn, key->u.ccmp.rx_crypto_buf, 1); -+ ccmp_special_blocks(skb, pn, scratch, 1); - - if (ieee80211_aes_ccm_decrypt( -- key->u.ccmp.tfm, key->u.ccmp.rx_crypto_buf, -+ key->u.ccmp.tfm, scratch, - skb->data + hdrlen + CCMP_HDR_LEN, data_len, - skb->data + skb->len - CCMP_MIC_LEN, - skb->data + hdrlen + CCMP_HDR_LEN)) ---- a/drivers/net/wireless/b43/xmit.c -+++ b/drivers/net/wireless/b43/xmit.c -@@ -323,8 +323,7 @@ int b43_generate_txhdr(struct b43_wldev - /* we give the phase1key and iv16 here, the key is stored in - * shm. With that the hardware can do phase 2 and encryption. - */ -- ieee80211_get_tkip_key(info->control.hw_key, skb_frag, -- IEEE80211_TKIP_P1_KEY, (u8*)phase1key); -+ ieee80211_get_tkip_p1k(info->control.hw_key, skb_frag, phase1key); - /* phase1key is in host endian. Copy to little-endian txhdr->iv. */ - for (i = 0; i < 5; i++) { - txhdr->iv[i * 2 + 0] = phase1key[i]; ---- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c -+++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c -@@ -240,8 +240,7 @@ static void iwl4965_tx_cmd_build_hwcrypt - - case WLAN_CIPHER_SUITE_TKIP: - tx_cmd->sec_ctl = TX_CMD_SEC_TKIP; -- ieee80211_get_tkip_key(keyconf, skb_frag, -- IEEE80211_TKIP_P2_KEY, tx_cmd->key); -+ ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key); - IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n"); - break; - ---- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c -+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c -@@ -497,8 +497,7 @@ static void iwlagn_tx_cmd_build_hwcrypto - - case WLAN_CIPHER_SUITE_TKIP: - tx_cmd->sec_ctl = TX_CMD_SEC_TKIP; -- ieee80211_get_tkip_key(keyconf, skb_frag, -- IEEE80211_TKIP_P2_KEY, tx_cmd->key); -+ ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key); - IWL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n"); - break; - ---- a/include/net/mac80211.h -+++ b/include/net/mac80211.h -@@ -960,21 +960,6 @@ enum sta_notify_cmd { - }; - - /** -- * enum ieee80211_tkip_key_type - get tkip key -- * -- * Used by drivers which need to get a tkip key for skb. Some drivers need a -- * phase 1 key, others need a phase 2 key. A single function allows the driver -- * to get the key, this enum indicates what type of key is required. -- * -- * @IEEE80211_TKIP_P1_KEY: the driver needs a phase 1 key -- * @IEEE80211_TKIP_P2_KEY: the driver needs a phase 2 key -- */ --enum ieee80211_tkip_key_type { -- IEEE80211_TKIP_P1_KEY, -- IEEE80211_TKIP_P2_KEY, --}; -- --/** - * enum ieee80211_hw_flags - hardware flags - * - * These flags are used to indicate hardware capabilities to -@@ -2568,21 +2553,33 @@ struct sk_buff * - ieee80211_get_buffered_bc(struct ieee80211_hw *hw, struct ieee80211_vif *vif); - - /** -- * ieee80211_get_tkip_key - get a TKIP rc4 for skb -+ * ieee80211_get_tkip_p1k - get a TKIP phase 1 key -+ * -+ * This function returns the TKIP phase 1 key for the IV32 taken -+ * from the given packet. -+ * -+ * @keyconf: the parameter passed with the set key -+ * @skb: the packet to take the IV32 value from that will be encrypted -+ * with this P1K -+ * @p1k: a buffer to which the key will be written, as 5 u16 values -+ */ -+void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf, -+ struct sk_buff *skb, u16 *p1k); -+ -+/** -+ * ieee80211_get_tkip_p2k - get a TKIP phase 2 key - * -- * This function computes a TKIP rc4 key for an skb. It computes -- * a phase 1 key if needed (iv16 wraps around). This function is to -- * be used by drivers which can do HW encryption but need to compute -- * to phase 1/2 key in SW. -+ * This function computes the TKIP RC4 key for the IV values -+ * in the packet. - * - * @keyconf: the parameter passed with the set key -- * @skb: the skb for which the key is needed -- * @type: TBD -- * @key: a buffer to which the key will be written -- */ --void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf, -- struct sk_buff *skb, -- enum ieee80211_tkip_key_type type, u8 *key); -+ * @skb: the packet to take the IV32/IV16 values from that will be -+ * encrypted with this key -+ * @p2k: a buffer to which the key will be written, 16 bytes -+ */ -+void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf, -+ struct sk_buff *skb, u8 *p2k); -+ - /** - * ieee80211_wake_queue - wake specific queue - * @hw: pointer as obtained from ieee80211_alloc_hw(). ---- a/net/mac80211/key.c -+++ b/net/mac80211/key.c -@@ -333,6 +333,7 @@ struct ieee80211_key *ieee80211_key_allo - get_unaligned_le16(seq); - } - } -+ spin_lock_init(&key->u.tkip.txlock); - break; - case WLAN_CIPHER_SUITE_CCMP: - key->conf.iv_len = CCMP_HDR_LEN; ---- a/net/mac80211/key.h -+++ b/net/mac80211/key.h -@@ -52,9 +52,10 @@ enum ieee80211_internal_tkip_state { - }; - - struct tkip_ctx { -- u32 iv32; -- u16 iv16; -- u16 p1k[5]; -+ u32 iv32; /* current iv32 */ -+ u16 iv16; /* current iv16 */ -+ u16 p1k[5]; /* p1k cache */ -+ u32 p1k_iv32; /* iv32 for which p1k computed */ - enum ieee80211_internal_tkip_state state; - }; - -@@ -71,6 +72,9 @@ struct ieee80211_key { - - union { - struct { -+ /* protects tx context */ -+ spinlock_t txlock; -+ - /* last used TSC */ - struct tkip_ctx tx; - -@@ -78,7 +82,7 @@ struct ieee80211_key { - struct tkip_ctx rx[NUM_RX_DATA_QUEUES]; - } tkip; - struct { -- u8 tx_pn[6]; -+ atomic64_t tx_pn; - /* - * Last received packet number. The first - * NUM_RX_DATA_QUEUES counters are used with Data -@@ -88,12 +92,9 @@ struct ieee80211_key { - u8 rx_pn[NUM_RX_DATA_QUEUES + 1][6]; - struct crypto_cipher *tfm; - u32 replays; /* dot11RSNAStatsCCMPReplays */ -- /* scratch buffers for virt_to_page() (crypto API) */ - #ifndef AES_BLOCK_LEN - #define AES_BLOCK_LEN 16 - #endif -- u8 tx_crypto_buf[6 * AES_BLOCK_LEN]; -- u8 rx_crypto_buf[6 * AES_BLOCK_LEN]; - } ccmp; - struct { - u8 tx_pn[6]; ---- a/net/mac80211/tkip.c -+++ b/net/mac80211/tkip.c -@@ -101,6 +101,7 @@ static void tkip_mixing_phase1(const u8 - p1k[4] += tkipS(p1k[3] ^ get_unaligned_le16(tk + 0 + j)) + i; - } - ctx->state = TKIP_STATE_PHASE1_DONE; -+ ctx->p1k_iv32 = tsc_IV32; - } - - static void tkip_mixing_phase2(const u8 *tk, struct tkip_ctx *ctx, -@@ -140,60 +141,72 @@ static void tkip_mixing_phase2(const u8 - /* Add TKIP IV and Ext. IV at @pos. @iv0, @iv1, and @iv2 are the first octets - * of the IV. Returns pointer to the octet following IVs (i.e., beginning of - * the packet payload). */ --u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16) -+u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key) - { -- pos = write_tkip_iv(pos, iv16); -+ lockdep_assert_held(&key->u.tkip.txlock); -+ -+ pos = write_tkip_iv(pos, key->u.tkip.tx.iv16); - *pos++ = (key->conf.keyidx << 6) | (1 << 5) /* Ext IV */; - put_unaligned_le32(key->u.tkip.tx.iv32, pos); - return pos + 4; - } - --void ieee80211_get_tkip_key(struct ieee80211_key_conf *keyconf, -- struct sk_buff *skb, enum ieee80211_tkip_key_type type, -- u8 *outkey) -+static void ieee80211_compute_tkip_p1k(struct ieee80211_key *key, u32 iv32) - { -- struct ieee80211_key *key = (struct ieee80211_key *) -- container_of(keyconf, struct ieee80211_key, conf); -- struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; -- u8 *data; -- const u8 *tk; -- struct tkip_ctx *ctx; -- u16 iv16; -- u32 iv32; -- -- data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control); -- iv16 = data[2] | (data[0] << 8); -- iv32 = get_unaligned_le32(&data[4]); -- -- tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY]; -- ctx = &key->u.tkip.tx; -- --#ifdef CONFIG_MAC80211_TKIP_DEBUG -- printk(KERN_DEBUG "TKIP encrypt: iv16 = 0x%04x, iv32 = 0x%08x\n", -- iv16, iv32); -+ struct ieee80211_sub_if_data *sdata = key->sdata; -+ struct tkip_ctx *ctx = &key->u.tkip.tx; -+ const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY]; - -- if (iv32 != ctx->iv32) { -- printk(KERN_DEBUG "skb: iv32 = 0x%08x key: iv32 = 0x%08x\n", -- iv32, ctx->iv32); -- printk(KERN_DEBUG "Wrap around of iv16 in the middle of a " -- "fragmented packet\n"); -- } --#endif -+ lockdep_assert_held(&key->u.tkip.txlock); - -- /* Update the p1k only when the iv16 in the packet wraps around, this -- * might occur after the wrap around of iv16 in the key in case of -- * fragmented packets. */ -- if (iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT) -- tkip_mixing_phase1(tk, ctx, hdr->addr2, iv32); -+ /* -+ * Update the P1K when the IV32 is different from the value it -+ * had when we last computed it (or when not initialised yet). -+ * This might flip-flop back and forth if packets are processed -+ * out-of-order due to the different ACs, but then we have to -+ * just compute the P1K more often. -+ */ -+ if (ctx->p1k_iv32 != iv32 || ctx->state == TKIP_STATE_NOT_INIT) -+ tkip_mixing_phase1(tk, ctx, sdata->vif.addr, iv32); -+} - -- if (type == IEEE80211_TKIP_P1_KEY) { -- memcpy(outkey, ctx->p1k, sizeof(u16) * 5); -- return; -- } -+void ieee80211_get_tkip_p1k(struct ieee80211_key_conf *keyconf, -+ struct sk_buff *skb, u16 *p1k) -+{ -+ struct ieee80211_key *key = (struct ieee80211_key *) -+ container_of(keyconf, struct ieee80211_key, conf); -+ struct tkip_ctx *ctx = &key->u.tkip.tx; -+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; -+ const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control); -+ u32 iv32 = get_unaligned_le32(&data[4]); -+ unsigned long flags; -+ -+ spin_lock_irqsave(&key->u.tkip.txlock, flags); -+ ieee80211_compute_tkip_p1k(key, iv32); -+ memcpy(p1k, ctx->p1k, sizeof(ctx->p1k)); -+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags); -+} -+EXPORT_SYMBOL(ieee80211_get_tkip_p1k); - -- tkip_mixing_phase2(tk, ctx, iv16, outkey); -+void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf, -+ struct sk_buff *skb, u8 *p2k) -+{ -+ struct ieee80211_key *key = (struct ieee80211_key *) -+ container_of(keyconf, struct ieee80211_key, conf); -+ const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY]; -+ struct tkip_ctx *ctx = &key->u.tkip.tx; -+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; -+ const u8 *data = (u8 *)hdr + ieee80211_hdrlen(hdr->frame_control); -+ u32 iv32 = get_unaligned_le32(&data[4]); -+ u16 iv16 = data[2] | (data[0] << 8); -+ unsigned long flags; -+ -+ spin_lock_irqsave(&key->u.tkip.txlock, flags); -+ ieee80211_compute_tkip_p1k(key, iv32); -+ tkip_mixing_phase2(tk, ctx, iv16, p2k); -+ spin_unlock_irqrestore(&key->u.tkip.txlock, flags); - } --EXPORT_SYMBOL(ieee80211_get_tkip_key); -+EXPORT_SYMBOL(ieee80211_get_tkip_p2k); - - /* - * Encrypt packet payload with TKIP using @key. @pos is a pointer to the -@@ -204,19 +217,15 @@ EXPORT_SYMBOL(ieee80211_get_tkip_key); - */ - int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm, - struct ieee80211_key *key, -- u8 *pos, size_t payload_len, u8 *ta) -+ struct sk_buff *skb, -+ u8 *payload, size_t payload_len) - { - u8 rc4key[16]; -- struct tkip_ctx *ctx = &key->u.tkip.tx; -- const u8 *tk = &key->conf.key[NL80211_TKIP_DATA_OFFSET_ENCR_KEY]; -- -- /* Calculate per-packet key */ -- if (ctx->iv16 == 0 || ctx->state == TKIP_STATE_NOT_INIT) -- tkip_mixing_phase1(tk, ctx, ta, ctx->iv32); - -- tkip_mixing_phase2(tk, ctx, ctx->iv16, rc4key); -+ ieee80211_get_tkip_p2k(&key->conf, skb, rc4key); - -- return ieee80211_wep_encrypt_data(tfm, rc4key, 16, pos, payload_len); -+ return ieee80211_wep_encrypt_data(tfm, rc4key, 16, -+ payload, payload_len); - } - - /* Decrypt packet payload with TKIP using @key. @pos is a pointer to the ---- a/net/mac80211/tkip.h -+++ b/net/mac80211/tkip.h -@@ -13,11 +13,13 @@ - #include - #include "key.h" - --u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key, u16 iv16); -+u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key); - - int ieee80211_tkip_encrypt_data(struct crypto_cipher *tfm, -- struct ieee80211_key *key, -- u8 *pos, size_t payload_len, u8 *ta); -+ struct ieee80211_key *key, -+ struct sk_buff *skb, -+ u8 *payload, size_t payload_len); -+ - enum { - TKIP_DECRYPT_OK = 0, - TKIP_DECRYPT_NO_EXT_IV = -1, ---- a/net/mac80211/cfg.c -+++ b/net/mac80211/cfg.c -@@ -209,6 +209,7 @@ static int ieee80211_get_key(struct wiph - u8 seq[6] = {0}; - struct key_params params; - struct ieee80211_key *key = NULL; -+ u64 pn64; - u32 iv32; - u16 iv16; - int err = -ENOENT; -@@ -256,12 +257,13 @@ static int ieee80211_get_key(struct wiph - params.seq_len = 6; - break; - case WLAN_CIPHER_SUITE_CCMP: -- seq[0] = key->u.ccmp.tx_pn[5]; -- seq[1] = key->u.ccmp.tx_pn[4]; -- seq[2] = key->u.ccmp.tx_pn[3]; -- seq[3] = key->u.ccmp.tx_pn[2]; -- seq[4] = key->u.ccmp.tx_pn[1]; -- seq[5] = key->u.ccmp.tx_pn[0]; -+ pn64 = atomic64_read(&key->u.ccmp.tx_pn); -+ seq[0] = pn64; -+ seq[1] = pn64 >> 8; -+ seq[2] = pn64 >> 16; -+ seq[3] = pn64 >> 24; -+ seq[4] = pn64 >> 32; -+ seq[5] = pn64 >> 40; - params.seq = seq; - params.seq_len = 6; - break; ---- a/net/mac80211/debugfs_key.c -+++ b/net/mac80211/debugfs_key.c -@@ -79,6 +79,7 @@ static ssize_t key_tx_spec_read(struct f - size_t count, loff_t *ppos) - { - const u8 *tpn; -+ u64 pn; - char buf[20]; - int len; - struct ieee80211_key *key = file->private_data; -@@ -94,9 +95,10 @@ static ssize_t key_tx_spec_read(struct f - key->u.tkip.tx.iv16); - break; - case WLAN_CIPHER_SUITE_CCMP: -- tpn = key->u.ccmp.tx_pn; -+ pn = atomic64_read(&key->u.ccmp.tx_pn); - len = scnprintf(buf, sizeof(buf), "%02x%02x%02x%02x%02x%02x\n", -- tpn[0], tpn[1], tpn[2], tpn[3], tpn[4], tpn[5]); -+ (u8)(pn >> 40), (u8)(pn >> 32), (u8)(pn >> 24), -+ (u8)(pn >> 16), (u8)(pn >> 8), (u8)pn); - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - tpn = key->u.aes_cmac.tx_pn; ---- a/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h -+++ b/drivers/net/wireless/ath/ath9k/ar9003_2p2_initvals.h -@@ -653,8 +653,8 @@ static const u32 ar9300_2p2_baseband_pos - {0x0000a288, 0x00000110, 0x00000110, 0x00000110, 0x00000110}, - {0x0000a28c, 0x00022222, 0x00022222, 0x00022222, 0x00022222}, - {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, -- {0x0000a2d0, 0x00071981, 0x00071981, 0x00071981, 0x00071982}, -- {0x0000a2d8, 0x7999a83a, 0x7999a83a, 0x7999a83a, 0x7999a83a}, -+ {0x0000a2d0, 0x00041981, 0x00041981, 0x00041981, 0x00041982}, -+ {0x0000a2d8, 0x7999a83b, 0x7999a83b, 0x7999a83b, 0x7999a83b}, - {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a830, 0x0000019c, 0x0000019c, 0x0000019c, 0x0000019c}, - {0x0000ae04, 0x001c0000, 0x001c0000, 0x001c0000, 0x001c0000}, -@@ -761,7 +761,7 @@ static const u32 ar9300_2p2_baseband_cor - {0x0000a3ec, 0x20202020}, - {0x0000a3f0, 0x00000000}, - {0x0000a3f4, 0x00000246}, -- {0x0000a3f8, 0x0cdbd380}, -+ {0x0000a3f8, 0x0c9bd380}, - {0x0000a3fc, 0x000f0f01}, - {0x0000a400, 0x8fa91f01}, - {0x0000a404, 0x00000000}, -@@ -780,7 +780,7 @@ static const u32 ar9300_2p2_baseband_cor - {0x0000a43c, 0x00100000}, - {0x0000a440, 0x00000000}, - {0x0000a444, 0x00000000}, -- {0x0000a448, 0x06000080}, -+ {0x0000a448, 0x05000080}, - {0x0000a44c, 0x00000001}, - {0x0000a450, 0x00010000}, - {0x0000a458, 0x00000000}, -@@ -1500,8 +1500,6 @@ static const u32 ar9300_2p2_mac_core[][2 - {0x0000816c, 0x00000000}, - {0x000081c0, 0x00000000}, - {0x000081c4, 0x33332210}, -- {0x000081c8, 0x00000000}, -- {0x000081cc, 0x00000000}, - {0x000081ec, 0x00000000}, - {0x000081f0, 0x00000000}, - {0x000081f4, 0x00000000}, + #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG + printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n", + sta->sta.addr, sta->sta.aid, ac); +--- a/net/mac80211/ieee80211_i.h ++++ b/net/mac80211/ieee80211_i.h +@@ -480,7 +480,7 @@ struct ieee80211_if_ibss { + + bool control_port; + +- u8 bssid[ETH_ALEN]; ++ u8 bssid[ETH_ALEN] __aligned(2); + u8 ssid[IEEE80211_MAX_SSID_LEN]; + u8 ssid_len, ie_len; + u8 *ie;