X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/e2d585cc90b26293c9b002b4df7d367c8f58b549..f86e7e4c6bae224fa69ce1c2f971aa9f56f6684a:/package/mac80211/patches/300-pending_work.patch diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index 8e78e1fba..a36f99ce6 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -44,6 +44,15 @@ return -EINVAL; if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) { +@@ -809,7 +811,7 @@ void ieee80211_process_addba_resp(struct + * of at least 1. + */ + if (!buf_size) +- goto out; ++ buf_size = 1; + + if (test_and_set_bit(HT_AGG_STATE_RESPONSE_RECEIVED, + &tid_tx->state)) { --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -59,7 +59,7 @@ static ssize_t sta_flags_read(struct fil @@ -260,7 +269,15 @@ WLAN_STA_BLOCK_BA = 1<<11, --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c -@@ -384,7 +384,9 @@ void ath_beacon_tasklet(unsigned long da +@@ -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; @@ -270,6 +287,18 @@ } 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); ++ } + } + } + --- 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 @@ -347,7 +376,17 @@ } static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, -@@ -2169,7 +2166,9 @@ static void ath_tx_complete_poll_work(st +@@ -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"); @@ -451,3 +490,1156 @@ 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}, +--- a/net/mac80211/work.c ++++ b/net/mac80211/work.c +@@ -1075,14 +1075,13 @@ static void ieee80211_work_work(struct w + continue; + if (wk->chan != local->tmp_channel) + continue; +- if (ieee80211_work_ct_coexists(wk->chan_type, +- local->tmp_channel_type)) ++ if (!ieee80211_work_ct_coexists(wk->chan_type, ++ local->tmp_channel_type)) + continue; + remain_off_channel = true; + } + + if (!remain_off_channel && local->tmp_channel) { +- bool on_oper_chan = ieee80211_cfg_on_oper_channel(local); + local->tmp_channel = NULL; + /* If tmp_channel wasn't operating channel, then + * we need to go back on-channel. +@@ -1092,7 +1091,7 @@ static void ieee80211_work_work(struct w + * we still need to do a hardware config. Currently, + * we cannot be here while scanning, however. + */ +- if (ieee80211_cfg_on_oper_channel(local) && !on_oper_chan) ++ if (!ieee80211_cfg_on_oper_channel(local)) + ieee80211_hw_config(local, 0); + + /* At the least, we need to disable offchannel_ps, +--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c +@@ -627,6 +627,11 @@ static void ar5008_hw_init_bb(struct ath + else + synthDelay /= 10; + ++ if (IS_CHAN_HALF_RATE(chan)) ++ synthDelay *= 2; ++ else if (IS_CHAN_QUARTER_RATE(chan)) ++ synthDelay *= 4; ++ + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + + udelay(synthDelay + BASE_ACTIVATE_DELAY); +--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c +@@ -499,45 +499,6 @@ void ar9002_hw_enable_async_fifo(struct + } + } + +-/* +- * If Async FIFO is enabled, the following counters change as MAC now runs +- * at 117 Mhz instead of 88/44MHz when async FIFO is disabled. +- * +- * The values below tested for ht40 2 chain. +- * Overwrite the delay/timeouts initialized in process ini. +- */ +-void ar9002_hw_update_async_fifo(struct ath_hw *ah) +-{ +- if (AR_SREV_9287_13_OR_LATER(ah)) { +- REG_WRITE(ah, AR_D_GBL_IFS_SIFS, +- AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR); +- REG_WRITE(ah, AR_D_GBL_IFS_SLOT, +- AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR); +- REG_WRITE(ah, AR_D_GBL_IFS_EIFS, +- AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR); +- +- REG_WRITE(ah, AR_TIME_OUT, AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR); +- REG_WRITE(ah, AR_USEC, AR_USEC_ASYNC_FIFO_DUR); +- +- REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER, +- AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768); +- REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN, +- AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL); +- } +-} +- +-/* +- * We don't enable WEP aggregation on mac80211 but we keep this +- * around for HAL unification purposes. +- */ +-void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah) +-{ +- if (AR_SREV_9287_13_OR_LATER(ah)) { +- REG_SET_BIT(ah, AR_PCU_MISC_MODE2, +- AR_PCU_MISC_MODE2_ENABLE_AGGWEP); +- } +-} +- + /* Sets up the AR5008/AR9001/AR9002 hardware familiy callbacks */ + void ar9002_hw_attach_ops(struct ath_hw *ah) + { +--- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c +@@ -111,7 +111,9 @@ static int ar9002_hw_set_channel(struct + + switch (ah->eep_ops->get_eeprom(ah, EEP_FRAC_N_5G)) { + case 0: +- if ((freq % 20) == 0) ++ if (IS_CHAN_HALF_RATE(chan) || IS_CHAN_QUARTER_RATE(chan)) ++ aModeRefSel = 0; ++ else if ((freq % 20) == 0) + aModeRefSel = 3; + else if ((freq % 10) == 0) + aModeRefSel = 2; +@@ -129,8 +131,9 @@ static int ar9002_hw_set_channel(struct + channelSel = CHANSEL_5G(freq); + + /* RefDivA setting */ +- REG_RMW_FIELD(ah, AR_AN_SYNTH9, +- AR_AN_SYNTH9_REFDIVA, refDivA); ++ ath9k_hw_analog_shift_rmw(ah, AR_AN_SYNTH9, ++ AR_AN_SYNTH9_REFDIVA, ++ AR_AN_SYNTH9_REFDIVA_S, refDivA); + + } + +@@ -447,26 +450,27 @@ static void ar9002_olc_init(struct ath_h + static u32 ar9002_hw_compute_pll_control(struct ath_hw *ah, + struct ath9k_channel *chan) + { ++ int ref_div = 5; ++ int pll_div = 0x2c; + u32 pll; + +- pll = SM(0x5, AR_RTC_9160_PLL_REFDIV); ++ if (chan && IS_CHAN_5GHZ(chan) && !IS_CHAN_A_FAST_CLOCK(ah, chan)) { ++ if (AR_SREV_9280_20(ah)) { ++ ref_div = 10; ++ pll_div = 0x50; ++ } else { ++ pll_div = 0x28; ++ } ++ } ++ ++ pll = SM(ref_div, AR_RTC_9160_PLL_REFDIV); ++ pll |= SM(pll_div, AR_RTC_9160_PLL_DIV); + + if (chan && IS_CHAN_HALF_RATE(chan)) + pll |= SM(0x1, AR_RTC_9160_PLL_CLKSEL); + else if (chan && IS_CHAN_QUARTER_RATE(chan)) + pll |= SM(0x2, AR_RTC_9160_PLL_CLKSEL); + +- if (chan && IS_CHAN_5GHZ(chan)) { +- if (IS_CHAN_A_FAST_CLOCK(ah, chan)) +- pll = 0x142c; +- else if (AR_SREV_9280_20(ah)) +- pll = 0x2850; +- else +- pll |= SM(0x28, AR_RTC_9160_PLL_DIV); +- } else { +- pll |= SM(0x2c, AR_RTC_9160_PLL_DIV); +- } +- + return pll; + } + +--- a/drivers/net/wireless/ath/ath9k/hw.c ++++ b/drivers/net/wireless/ath/ath9k/hw.c +@@ -87,7 +87,10 @@ static void ath9k_hw_set_clockrate(struc + struct ath_common *common = ath9k_hw_common(ah); + unsigned int clockrate; + +- if (!ah->curchan) /* should really check for CCK instead */ ++ /* AR9287 v1.3+ uses async FIFO and runs the MAC at 117 MHz */ ++ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) ++ clockrate = 117; ++ else if (!ah->curchan) /* should really check for CCK instead */ + clockrate = ATH9K_CLOCK_RATE_CCK; + else if (conf->channel->band == IEEE80211_BAND_2GHZ) + clockrate = ATH9K_CLOCK_RATE_2GHZ_OFDM; +@@ -99,6 +102,13 @@ static void ath9k_hw_set_clockrate(struc + if (conf_is_ht40(conf)) + clockrate *= 2; + ++ if (ah->curchan) { ++ if (IS_CHAN_HALF_RATE(ah->curchan)) ++ clockrate /= 2; ++ if (IS_CHAN_QUARTER_RATE(ah->curchan)) ++ clockrate /= 4; ++ } ++ + common->clockrate = clockrate; + } + +@@ -895,6 +905,13 @@ static void ath9k_hw_init_interrupt_mask + } + } + ++static void ath9k_hw_set_sifs_time(struct ath_hw *ah, u32 us) ++{ ++ u32 val = ath9k_hw_mac_to_clks(ah, us - 2); ++ val = min(val, (u32) 0xFFFF); ++ REG_WRITE(ah, AR_D_GBL_IFS_SIFS, val); ++} ++ + static void ath9k_hw_setslottime(struct ath_hw *ah, u32 us) + { + u32 val = ath9k_hw_mac_to_clks(ah, us); +@@ -932,25 +949,60 @@ static bool ath9k_hw_set_global_txtimeou + + void ath9k_hw_init_global_settings(struct ath_hw *ah) + { +- struct ieee80211_conf *conf = &ath9k_hw_common(ah)->hw->conf; ++ struct ath_common *common = ath9k_hw_common(ah); ++ struct ieee80211_conf *conf = &common->hw->conf; ++ const struct ath9k_channel *chan = ah->curchan; + int acktimeout; + int slottime; + int sifstime; ++ int rx_lat = 0, tx_lat = 0, eifs = 0; ++ u32 reg; + + ath_dbg(ath9k_hw_common(ah), ATH_DBG_RESET, "ah->misc_mode 0x%x\n", + ah->misc_mode); + ++ if (!chan) ++ return; ++ + if (ah->misc_mode != 0) + REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode); + +- if (conf->channel && conf->channel->band == IEEE80211_BAND_5GHZ) +- sifstime = 16; +- else +- sifstime = 10; ++ rx_lat = 37; ++ tx_lat = 54; ++ ++ if (IS_CHAN_HALF_RATE(chan)) { ++ eifs = 175; ++ rx_lat *= 2; ++ tx_lat *= 2; ++ if (IS_CHAN_A_FAST_CLOCK(ah, chan)) ++ tx_lat += 11; ++ ++ slottime = 13; ++ sifstime = 32; ++ } else if (IS_CHAN_QUARTER_RATE(chan)) { ++ eifs = 340; ++ rx_lat *= 4; ++ tx_lat *= 4; ++ if (IS_CHAN_A_FAST_CLOCK(ah, chan)) ++ tx_lat += 22; ++ ++ slottime = 21; ++ sifstime = 64; ++ } else { ++ eifs = REG_READ(ah, AR_D_GBL_IFS_EIFS); ++ reg = REG_READ(ah, AR_USEC); ++ rx_lat = MS(reg, AR_USEC_RX_LAT); ++ tx_lat = MS(reg, AR_USEC_TX_LAT); ++ ++ slottime = ah->slottime; ++ if (IS_CHAN_5GHZ(chan)) ++ sifstime = 16; ++ else ++ sifstime = 10; ++ } + + /* As defined by IEEE 802.11-2007 17.3.8.6 */ +- slottime = ah->slottime + 3 * ah->coverage_class; +- acktimeout = slottime + sifstime; ++ acktimeout = slottime + sifstime + 3 * ah->coverage_class; + + /* + * Workaround for early ACK timeouts, add an offset to match the +@@ -962,11 +1014,20 @@ void ath9k_hw_init_global_settings(struc + if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ) + acktimeout += 64 - sifstime - ah->slottime; + +- ath9k_hw_setslottime(ah, ah->slottime); ++ ath9k_hw_set_sifs_time(ah, sifstime); ++ ath9k_hw_setslottime(ah, slottime); + ath9k_hw_set_ack_timeout(ah, acktimeout); + ath9k_hw_set_cts_timeout(ah, acktimeout); + if (ah->globaltxtimeout != (u32) -1) + ath9k_hw_set_global_txtimeout(ah, ah->globaltxtimeout); ++ ++ REG_WRITE(ah, AR_D_GBL_IFS_EIFS, ath9k_hw_mac_to_clks(ah, eifs)); ++ REG_RMW(ah, AR_USEC, ++ (common->clockrate - 1) | ++ SM(rx_lat, AR_USEC_RX_LAT) | ++ SM(tx_lat, AR_USEC_TX_LAT), ++ AR_USEC_TX_LAT | AR_USEC_RX_LAT | AR_USEC_USEC); ++ + } + EXPORT_SYMBOL(ath9k_hw_init_global_settings); + +@@ -1570,9 +1631,13 @@ int ath9k_hw_reset(struct ath_hw *ah, st + + ath9k_hw_init_global_settings(ah); + +- if (!AR_SREV_9300_20_OR_LATER(ah)) { +- ar9002_hw_update_async_fifo(ah); +- ar9002_hw_enable_wep_aggregation(ah); ++ if (AR_SREV_9287(ah) && AR_SREV_9287_13_OR_LATER(ah)) { ++ REG_SET_BIT(ah, AR_MAC_PCU_LOGIC_ANALYZER, ++ AR_MAC_PCU_LOGIC_ANALYZER_DISBUG20768); ++ REG_RMW_FIELD(ah, AR_AHB_MODE, AR_AHB_CUSTOM_BURST_EN, ++ AR_AHB_CUSTOM_BURST_ASYNC_FIFO_VAL); ++ REG_SET_BIT(ah, AR_PCU_MISC_MODE2, ++ AR_PCU_MISC_MODE2_ENABLE_AGGWEP); + } + + REG_SET_BIT(ah, AR_STA_ID1, AR_STA_ID1_PRESERVE_SEQNUM); +@@ -1932,12 +1997,22 @@ EXPORT_SYMBOL(ath9k_hw_set_sta_beacon_ti + /* HW Capabilities */ + /*******************/ + ++static u8 fixup_chainmask(u8 chip_chainmask, u8 eeprom_chainmask) ++{ ++ eeprom_chainmask &= chip_chainmask; ++ if (eeprom_chainmask) ++ return eeprom_chainmask; ++ else ++ return chip_chainmask; ++} ++ + int ath9k_hw_fill_cap_info(struct ath_hw *ah) + { + struct ath9k_hw_capabilities *pCap = &ah->caps; + struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); + struct ath_common *common = ath9k_hw_common(ah); + struct ath_btcoex_hw *btcoex_hw = &ah->btcoex_hw; ++ unsigned int chip_chainmask; + + u16 eeval; + u8 ant_div_ctl1, tx_chainmask, rx_chainmask; +@@ -1974,6 +2049,15 @@ int ath9k_hw_fill_cap_info(struct ath_hw + if (eeval & AR5416_OPFLAGS_11G) + pCap->hw_caps |= ATH9K_HW_CAP_2GHZ; + ++ if (AR_SREV_9485(ah) || AR_SREV_9285(ah) || AR_SREV_9330(ah)) ++ chip_chainmask = 1; ++ else if (!AR_SREV_9280_20_OR_LATER(ah)) ++ chip_chainmask = 7; ++ else if (!AR_SREV_9300_20_OR_LATER(ah) || AR_SREV_9340(ah)) ++ chip_chainmask = 3; ++ else ++ chip_chainmask = 7; ++ + pCap->tx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_TX_MASK); + /* + * For AR9271 we will temporarilly uses the rx chainmax as read from +@@ -1990,6 +2074,9 @@ int ath9k_hw_fill_cap_info(struct ath_hw + /* Use rx_chainmask from EEPROM. */ + pCap->rx_chainmask = ah->eep_ops->get_eeprom(ah, EEP_RX_MASK); + ++ pCap->tx_chainmask = fixup_chainmask(chip_chainmask, pCap->tx_chainmask); ++ pCap->rx_chainmask = fixup_chainmask(chip_chainmask, pCap->rx_chainmask); ++ + ah->misc_mode |= AR_PCU_MIC_NEW_LOC_ENA; + + /* enable key search for every frame in an aggregate */ +@@ -2079,10 +2166,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw + pCap->hw_caps |= ATH9K_HW_CAP_PAPRD; + } else { + pCap->tx_desc_len = sizeof(struct ath_desc); +- if (AR_SREV_9280_20(ah) && +- ((ah->eep_ops->get_eeprom(ah, EEP_MINOR_REV) <= +- AR5416_EEP_MINOR_VER_16) || +- ah->eep_ops->get_eeprom(ah, EEP_FSTCLK_5G))) ++ if (AR_SREV_9280_20(ah)) + pCap->hw_caps |= ATH9K_HW_CAP_FASTCLOCK; + } + +--- a/drivers/net/wireless/ath/ath9k/hw.h ++++ b/drivers/net/wireless/ath/ath9k/hw.h +@@ -983,8 +983,6 @@ void ath9k_hw_get_delta_slope_vals(struc + void ar9002_hw_cck_chan14_spread(struct ath_hw *ah); + int ar9002_hw_rf_claim(struct ath_hw *ah); + void ar9002_hw_enable_async_fifo(struct ath_hw *ah); +-void ar9002_hw_update_async_fifo(struct ath_hw *ah); +-void ar9002_hw_enable_wep_aggregation(struct ath_hw *ah); + + /* + * Code specific to AR9003, we stuff these here to avoid callbacks +--- a/drivers/net/wireless/ath/ath9k/recv.c ++++ b/drivers/net/wireless/ath/ath9k/recv.c +@@ -814,16 +814,19 @@ static bool ath9k_rx_accept(struct ath_c + struct ath_rx_status *rx_stats, + bool *decrypt_error) + { +-#define is_mc_or_valid_tkip_keyix ((is_mc || \ +- (rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && \ +- test_bit(rx_stats->rs_keyix, common->tkip_keymap)))) +- ++ bool is_mc, is_valid_tkip, strip_mic, mic_error = false; + struct ath_hw *ah = common->ah; + __le16 fc; + u8 rx_status_len = ah->caps.rx_status_len; + + fc = hdr->frame_control; + ++ is_mc = !!is_multicast_ether_addr(hdr->addr1); ++ is_valid_tkip = rx_stats->rs_keyix != ATH9K_RXKEYIX_INVALID && ++ test_bit(rx_stats->rs_keyix, common->tkip_keymap); ++ strip_mic = is_valid_tkip && !(rx_stats->rs_status & ++ (ATH9K_RXERR_DECRYPT | ATH9K_RXERR_CRC | ATH9K_RXERR_MIC)); ++ + if (!rx_stats->rs_datalen) + return false; + /* +@@ -838,6 +841,11 @@ static bool ath9k_rx_accept(struct ath_c + if (rx_stats->rs_more) + return true; + ++ mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && ++ !ieee80211_has_morefrags(fc) && ++ !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && ++ (rx_stats->rs_status & ATH9K_RXERR_MIC); ++ + /* + * The rx_stats->rs_status will not be set until the end of the + * chained descriptors so it can be ignored if rs_more is set. The +@@ -845,30 +853,18 @@ static bool ath9k_rx_accept(struct ath_c + * descriptors. + */ + if (rx_stats->rs_status != 0) { +- if (rx_stats->rs_status & ATH9K_RXERR_CRC) ++ if (rx_stats->rs_status & ATH9K_RXERR_CRC) { + rxs->flag |= RX_FLAG_FAILED_FCS_CRC; ++ mic_error = false; ++ } + if (rx_stats->rs_status & ATH9K_RXERR_PHY) + return false; + + if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) { + *decrypt_error = true; +- } else if (rx_stats->rs_status & ATH9K_RXERR_MIC) { +- bool is_mc; +- /* +- * The MIC error bit is only valid if the frame +- * is not a control frame or fragment, and it was +- * decrypted using a valid TKIP key. +- */ +- is_mc = !!is_multicast_ether_addr(hdr->addr1); +- +- if (!ieee80211_is_ctl(fc) && +- !ieee80211_has_morefrags(fc) && +- !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && +- is_mc_or_valid_tkip_keyix) +- rxs->flag |= RX_FLAG_MMIC_ERROR; +- else +- rx_stats->rs_status &= ~ATH9K_RXERR_MIC; ++ mic_error = false; + } ++ + /* + * Reject error frames with the exception of + * decryption and MIC failures. For monitor mode, +@@ -886,6 +882,18 @@ static bool ath9k_rx_accept(struct ath_c + } + } + } ++ ++ /* ++ * For unicast frames the MIC error bit can have false positives, ++ * so all MIC error reports need to be validated in software. ++ * False negatives are not common, so skip software verification ++ * if the hardware considers the MIC valid. ++ */ ++ if (strip_mic) ++ rxs->flag |= RX_FLAG_MMIC_STRIPPED; ++ else if (is_mc && mic_error) ++ rxs->flag |= RX_FLAG_MMIC_ERROR; ++ + return true; + } + +@@ -1938,6 +1946,9 @@ int ath_rx_tasklet(struct ath_softc *sc, + sc->rx.rxotherant = 0; + } + ++ if (rxs->flag & RX_FLAG_MMIC_STRIPPED) ++ skb_trim(skb, skb->len - 8); ++ + spin_lock_irqsave(&sc->sc_pm_lock, flags); + + if ((sc->ps_flags & (PS_WAIT_FOR_BEACON | +--- a/drivers/net/wireless/ath/ath9k/reg.h ++++ b/drivers/net/wireless/ath/ath9k/reg.h +@@ -600,7 +600,6 @@ + + #define AR_D_GBL_IFS_SIFS 0x1030 + #define AR_D_GBL_IFS_SIFS_M 0x0000FFFF +-#define AR_D_GBL_IFS_SIFS_ASYNC_FIFO_DUR 0x000003AB + #define AR_D_GBL_IFS_SIFS_RESV0 0xFFFFFFFF + + #define AR_D_TXBLK_BASE 0x1038 +@@ -616,12 +615,10 @@ + #define AR_D_GBL_IFS_SLOT 0x1070 + #define AR_D_GBL_IFS_SLOT_M 0x0000FFFF + #define AR_D_GBL_IFS_SLOT_RESV0 0xFFFF0000 +-#define AR_D_GBL_IFS_SLOT_ASYNC_FIFO_DUR 0x00000420 + + #define AR_D_GBL_IFS_EIFS 0x10b0 + #define AR_D_GBL_IFS_EIFS_M 0x0000FFFF + #define AR_D_GBL_IFS_EIFS_RESV0 0xFFFF0000 +-#define AR_D_GBL_IFS_EIFS_ASYNC_FIFO_DUR 0x0000A5EB + + #define AR_D_GBL_IFS_MISC 0x10f0 + #define AR_D_GBL_IFS_MISC_LFSR_SLICE_SEL 0x00000007 +@@ -1477,7 +1474,6 @@ enum { + #define AR_TIME_OUT_ACK_S 0 + #define AR_TIME_OUT_CTS 0x3FFF0000 + #define AR_TIME_OUT_CTS_S 16 +-#define AR_TIME_OUT_ACK_CTS_ASYNC_FIFO_DUR 0x16001D56 + + #define AR_RSSI_THR 0x8018 + #define AR_RSSI_THR_MASK 0x000000FF +@@ -1493,7 +1489,6 @@ enum { + #define AR_USEC_TX_LAT_S 14 + #define AR_USEC_RX_LAT 0x1F800000 + #define AR_USEC_RX_LAT_S 23 +-#define AR_USEC_ASYNC_FIFO_DUR 0x12e00074 + + #define AR_RESET_TSF 0x8020 + #define AR_RESET_TSF_ONCE 0x01000000