diff options
Diffstat (limited to 'drivers/net/wireless/iwlegacy/iwl-4965-tx.c')
| -rw-r--r-- | drivers/net/wireless/iwlegacy/iwl-4965-tx.c | 472 |
1 files changed, 236 insertions, 236 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c index 3fdb9d9201dd..59d737496b5c 100644 --- a/drivers/net/wireless/iwlegacy/iwl-4965-tx.c +++ b/drivers/net/wireless/iwlegacy/iwl-4965-tx.c @@ -99,7 +99,7 @@ il4965_get_fifo_from_tid(struct il_rxon_context *ctx, u16 tid) /* * handle build REPLY_TX command notification. */ -static void il4965_tx_cmd_build_basic(struct il_priv *priv, +static void il4965_tx_cmd_build_basic(struct il_priv *il, struct sk_buff *skb, struct il_tx_cmd *tx_cmd, struct ieee80211_tx_info *info, @@ -137,7 +137,7 @@ static void il4965_tx_cmd_build_basic(struct il_priv *priv, tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK; } - il_tx_cmd_protection(priv, info, fc, &tx_flags); + il_tx_cmd_protection(il, info, fc, &tx_flags); tx_flags &= ~(TX_CMD_FLG_ANT_SEL_MSK); if (ieee80211_is_mgmt(fc)) { @@ -156,7 +156,7 @@ static void il4965_tx_cmd_build_basic(struct il_priv *priv, #define RTS_DFAULT_RETRY_LIMIT 60 -static void il4965_tx_cmd_build_rate(struct il_priv *priv, +static void il4965_tx_cmd_build_rate(struct il_priv *il, struct il_tx_cmd *tx_cmd, struct ieee80211_tx_info *info, __le16 fc) @@ -197,7 +197,7 @@ static void il4965_tx_cmd_build_rate(struct il_priv *priv, rate_idx = info->control.rates[0].idx; if (info->control.rates[0].flags & IEEE80211_TX_RC_MCS || (rate_idx < 0) || (rate_idx > IL_RATE_COUNT_LEGACY)) - rate_idx = rate_lowest_index(&priv->bands[info->band], + rate_idx = rate_lowest_index(&il->bands[info->band], info->control.sta); /* For 5 GHZ band, remap mac80211 rate indices into driver indices */ if (info->band == IEEE80211_BAND_5GHZ) @@ -212,16 +212,16 @@ static void il4965_tx_cmd_build_rate(struct il_priv *priv, rate_flags |= RATE_MCS_CCK_MSK; /* Set up antennas */ - priv->mgmt_tx_ant = il4965_toggle_tx_ant(priv, priv->mgmt_tx_ant, - priv->hw_params.valid_tx_ant); + il->mgmt_tx_ant = il4965_toggle_tx_ant(il, il->mgmt_tx_ant, + il->hw_params.valid_tx_ant); - rate_flags |= il4965_ant_idx_to_flags(priv->mgmt_tx_ant); + rate_flags |= il4965_ant_idx_to_flags(il->mgmt_tx_ant); /* Set the rate in the TX cmd */ tx_cmd->rate_n_flags = il4965_hw_set_rate_n_flags(rate_plcp, rate_flags); } -static void il4965_tx_cmd_build_hwcrypto(struct il_priv *priv, +static void il4965_tx_cmd_build_hwcrypto(struct il_priv *il, struct ieee80211_tx_info *info, struct il_tx_cmd *tx_cmd, struct sk_buff *skb_frag, @@ -235,13 +235,13 @@ static void il4965_tx_cmd_build_hwcrypto(struct il_priv *priv, memcpy(tx_cmd->key, keyconf->key, keyconf->keylen); if (info->flags & IEEE80211_TX_CTL_AMPDU) tx_cmd->tx_flags |= TX_CMD_FLG_AGG_CCMP_MSK; - IL_DEBUG_TX(priv, "tx_cmd with AES hwcrypto\n"); + IL_DEBUG_TX(il, "tx_cmd with AES hwcrypto\n"); break; case WLAN_CIPHER_SUITE_TKIP: tx_cmd->sec_ctl = TX_CMD_SEC_TKIP; ieee80211_get_tkip_p2k(keyconf, skb_frag, tx_cmd->key); - IL_DEBUG_TX(priv, "tx_cmd with tkip hwcrypto\n"); + IL_DEBUG_TX(il, "tx_cmd with tkip hwcrypto\n"); break; case WLAN_CIPHER_SUITE_WEP104: @@ -253,12 +253,12 @@ static void il4965_tx_cmd_build_hwcrypto(struct il_priv *priv, memcpy(&tx_cmd->key[3], keyconf->key, keyconf->keylen); - IL_DEBUG_TX(priv, "Configuring packet for WEP encryption " + IL_DEBUG_TX(il, "Configuring packet for WEP encryption " "with key %d\n", keyconf->keyidx); break; default: - IL_ERR(priv, "Unknown encode cipher %x\n", keyconf->cipher); + IL_ERR(il, "Unknown encode cipher %x\n", keyconf->cipher); break; } } @@ -266,7 +266,7 @@ static void il4965_tx_cmd_build_hwcrypto(struct il_priv *priv, /* * start REPLY_TX command process */ -int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) +int il4965_tx_skb(struct il_priv *il, struct sk_buff *skb) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); @@ -277,7 +277,7 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) struct il_device_cmd *out_cmd; struct il_cmd_meta *out_meta; struct il_tx_cmd *tx_cmd; - struct il_rxon_context *ctx = &priv->contexts[IL_RXON_CTX_BSS]; + struct il_rxon_context *ctx = &il->contexts[IL_RXON_CTX_BSS]; int txq_id; dma_addr_t phys_addr; dma_addr_t txcmd_phys; @@ -296,9 +296,9 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) if (info->control.vif) ctx = il_rxon_ctx_from_vif(info->control.vif); - spin_lock_irqsave(&priv->lock, flags); - if (il_is_rfkill(priv)) { - IL_DEBUG_DROP(priv, "Dropping - RF KILL\n"); + spin_lock_irqsave(&il->lock, flags); + if (il_is_rfkill(il)) { + IL_DEBUG_DROP(il, "Dropping - RF KILL\n"); goto drop_unlock; } @@ -306,11 +306,11 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) #ifdef CONFIG_IWLWIFI_LEGACY_DEBUG if (ieee80211_is_auth(fc)) - IL_DEBUG_TX(priv, "Sending AUTH frame\n"); + IL_DEBUG_TX(il, "Sending AUTH frame\n"); else if (ieee80211_is_assoc_req(fc)) - IL_DEBUG_TX(priv, "Sending ASSOC frame\n"); + IL_DEBUG_TX(il, "Sending ASSOC frame\n"); else if (ieee80211_is_reassoc_req(fc)) - IL_DEBUG_TX(priv, "Sending REASSOC frame\n"); + IL_DEBUG_TX(il, "Sending REASSOC frame\n"); #endif hdr_len = ieee80211_hdrlen(fc); @@ -320,16 +320,16 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) sta_id = ctx->bcast_sta_id; else { /* Find index into station table for destination station */ - sta_id = il_sta_id_or_broadcast(priv, ctx, info->control.sta); + sta_id = il_sta_id_or_broadcast(il, ctx, info->control.sta); if (sta_id == IL_INVALID_STATION) { - IL_DEBUG_DROP(priv, "Dropping - INVALID STATION: %pM\n", + IL_DEBUG_DROP(il, "Dropping - INVALID STATION: %pM\n", hdr->addr1); goto drop_unlock; } } - IL_DEBUG_TX(priv, "station Id %d\n", sta_id); + IL_DEBUG_TX(il, "station Id %d\n", sta_id); if (sta) sta_priv = (void *)sta->drv_priv; @@ -345,7 +345,7 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) * For now set the counter to just 1 since we do not * support uAPSD yet. */ - il4965_sta_modify_sleep_tx_count(priv, sta_id, 1); + il4965_sta_modify_sleep_tx_count(il, sta_id, 1); } /* @@ -363,17 +363,17 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) } else txq_id = ctx->ac_to_queue[skb_get_queue_mapping(skb)]; - /* irqs already disabled/saved above when locking priv->lock */ - spin_lock(&priv->sta_lock); + /* irqs already disabled/saved above when locking il->lock */ + spin_lock(&il->sta_lock); if (ieee80211_is_data_qos(fc)) { qc = ieee80211_get_qos_ctl(hdr); tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK; if (WARN_ON_ONCE(tid >= MAX_TID_COUNT)) { - spin_unlock(&priv->sta_lock); + spin_unlock(&il->sta_lock); goto drop_unlock; } - seq_number = priv->stations[sta_id].tid[tid].seq_number; + seq_number = il->stations[sta_id].tid[tid].seq_number; seq_number &= IEEE80211_SCTL_SEQ; hdr->seq_ctrl = hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG); @@ -381,27 +381,27 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) seq_number += 0x10; /* aggregation is on for this <sta,tid> */ if (info->flags & IEEE80211_TX_CTL_AMPDU && - priv->stations[sta_id].tid[tid].agg.state == IL_AGG_ON) { - txq_id = priv->stations[sta_id].tid[tid].agg.txq_id; + il->stations[sta_id].tid[tid].agg.state == IL_AGG_ON) { + txq_id = il->stations[sta_id].tid[tid].agg.txq_id; is_agg = true; } } - txq = &priv->txq[txq_id]; + txq = &il->txq[txq_id]; q = &txq->q; if (unlikely(il_queue_space(q) < q->high_mark)) { - spin_unlock(&priv->sta_lock); + spin_unlock(&il->sta_lock); goto drop_unlock; } if (ieee80211_is_data_qos(fc)) { - priv->stations[sta_id].tid[tid].tfds_in_queue++; + il->stations[sta_id].tid[tid].tfds_in_queue++; if (!ieee80211_has_morefrags(fc)) - priv->stations[sta_id].tid[tid].seq_number = seq_number; + il->stations[sta_id].tid[tid].seq_number = seq_number; } - spin_unlock(&priv->sta_lock); + spin_unlock(&il->sta_lock); /* Set up driver data for this TFD */ memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct il_tx_info)); @@ -434,15 +434,15 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) tx_cmd->len = cpu_to_le16(len); if (info->control.hw_key) - il4965_tx_cmd_build_hwcrypto(priv, info, tx_cmd, skb, sta_id); + il4965_tx_cmd_build_hwcrypto(il, info, tx_cmd, skb, sta_id); /* TODO need this for burst mode later on */ - il4965_tx_cmd_build_basic(priv, skb, tx_cmd, info, hdr, sta_id); - il_dbg_log_tx_data_frame(priv, len, hdr); + il4965_tx_cmd_build_basic(il, skb, tx_cmd, info, hdr, sta_id); + il_dbg_log_tx_data_frame(il, len, hdr); - il4965_tx_cmd_build_rate(priv, tx_cmd, info, fc); + il4965_tx_cmd_build_rate(il, tx_cmd, info, fc); - il_update_stats(priv, true, fc, len); + il_update_stats(il, true, fc, len); /* * Use the first empty entry in this queue's command buffer array * to contain the Tx command and MAC header concatenated together @@ -462,14 +462,14 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) /* Physical address of this Tx command's header (not MAC header!), * within command buffer array. */ - txcmd_phys = pci_map_single(priv->pci_dev, + txcmd_phys = pci_map_single(il->pci_dev, &out_cmd->hdr, firstlen, PCI_DMA_BIDIRECTIONAL); dma_unmap_addr_set(out_meta, mapping, txcmd_phys); dma_unmap_len_set(out_meta, len, firstlen); /* Add buffer containing Tx command and MAC(!) header to TFD's * first entry */ - priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq, + il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, txcmd_phys, firstlen, 1, 0); if (!ieee80211_has_morefrags(hdr->frame_control)) { @@ -483,9 +483,9 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) * if any (802.11 null frames have no payload). */ secondlen = skb->len - hdr_len; if (secondlen > 0) { - phys_addr = pci_map_single(priv->pci_dev, skb->data + hdr_len, + phys_addr = pci_map_single(il->pci_dev, skb->data + hdr_len, secondlen, PCI_DMA_TODEVICE); - priv->cfg->ops->lib->txq_attach_buf_to_tfd(priv, txq, + il->cfg->ops->lib->txq_attach_buf_to_tfd(il, txq, phys_addr, secondlen, 0, 0); } @@ -494,29 +494,29 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) offsetof(struct il_tx_cmd, scratch); /* take back ownership of DMA buffer to enable update */ - pci_dma_sync_single_for_cpu(priv->pci_dev, txcmd_phys, + pci_dma_sync_single_for_cpu(il->pci_dev, txcmd_phys, firstlen, PCI_DMA_BIDIRECTIONAL); tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys); tx_cmd->dram_msb_ptr = il_get_dma_hi_addr(scratch_phys); - IL_DEBUG_TX(priv, "sequence nr = 0X%x\n", + IL_DEBUG_TX(il, "sequence nr = 0X%x\n", le16_to_cpu(out_cmd->hdr.sequence)); - IL_DEBUG_TX(priv, "tx_flags = 0X%x\n", le32_to_cpu(tx_cmd->tx_flags)); - il_print_hex_dump(priv, IL_DL_TX, (u8 *)tx_cmd, sizeof(*tx_cmd)); - il_print_hex_dump(priv, IL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len); + IL_DEBUG_TX(il, "tx_flags = 0X%x\n", le32_to_cpu(tx_cmd->tx_flags)); + il_print_hex_dump(il, IL_DL_TX, (u8 *)tx_cmd, sizeof(*tx_cmd)); + il_print_hex_dump(il, IL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len); /* Set up entry for this TFD in Tx byte-count array */ if (info->flags & IEEE80211_TX_CTL_AMPDU) - priv->cfg->ops->lib->txq_update_byte_cnt_tbl(priv, txq, + il->cfg->ops->lib->txq_update_byte_cnt_tbl(il, txq, le16_to_cpu(tx_cmd->len)); - pci_dma_sync_single_for_device(priv->pci_dev, txcmd_phys, + pci_dma_sync_single_for_device(il->pci_dev, txcmd_phys, firstlen, PCI_DMA_BIDIRECTIONAL); /* Tell device the write index *just past* this latest filled TFD */ q->write_ptr = il_queue_inc_wrap(q->write_ptr, q->n_bd); - il_txq_update_write_ptr(priv, txq); - spin_unlock_irqrestore(&priv->lock, flags); + il_txq_update_write_ptr(il, txq); + spin_unlock_irqrestore(&il->lock, flags); /* * At this point the frame is "transmitted" successfully @@ -536,28 +536,28 @@ int il4965_tx_skb(struct il_priv *priv, struct sk_buff *skb) atomic_inc(&sta_priv->pending_frames); if ((il_queue_space(q) < q->high_mark) && - priv->mac80211_registered) { + il->mac80211_registered) { if (wait_write_ptr) { - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&il->lock, flags); txq->need_update = 1; - il_txq_update_write_ptr(priv, txq); - spin_unlock_irqrestore(&priv->lock, flags); + il_txq_update_write_ptr(il, txq); + spin_unlock_irqrestore(&il->lock, flags); } else { - il_stop_queue(priv, txq); + il_stop_queue(il, txq); } } return 0; drop_unlock: - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&il->lock, flags); return -1; } -static inline int il4965_alloc_dma_ptr(struct il_priv *priv, +static inline int il4965_alloc_dma_ptr(struct il_priv *il, struct il_dma_ptr *ptr, size_t size) { - ptr->addr = dma_alloc_coherent(&priv->pci_dev->dev, size, &ptr->dma, + ptr->addr = dma_alloc_coherent(&il->pci_dev->dev, size, &ptr->dma, GFP_KERNEL); if (!ptr->addr) return -ENOMEM; @@ -565,13 +565,13 @@ static inline int il4965_alloc_dma_ptr(struct il_priv *priv, return 0; } -static inline void il4965_free_dma_ptr(struct il_priv *priv, +static inline void il4965_free_dma_ptr(struct il_priv *il, struct il_dma_ptr *ptr) { if (unlikely(!ptr->addr)) return; - dma_free_coherent(&priv->pci_dev->dev, ptr->size, ptr->addr, ptr->dma); + dma_free_coherent(&il->pci_dev->dev, ptr->size, ptr->addr, ptr->dma); memset(ptr, 0, sizeof(*ptr)); } @@ -580,79 +580,79 @@ static inline void il4965_free_dma_ptr(struct il_priv *priv, * * Destroy all TX DMA queues and structures */ -void il4965_hw_txq_ctx_free(struct il_priv *priv) +void il4965_hw_txq_ctx_free(struct il_priv *il) { int txq_id; /* Tx queues */ - if (priv->txq) { - for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) - if (txq_id == priv->cmd_queue) - il_cmd_queue_free(priv); + if (il->txq) { + for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) + if (txq_id == il->cmd_queue) + il_cmd_queue_free(il); else - il_tx_queue_free(priv, txq_id); + il_tx_queue_free(il, txq_id); } - il4965_free_dma_ptr(priv, &priv->kw); + il4965_free_dma_ptr(il, &il->kw); - il4965_free_dma_ptr(priv, &priv->scd_bc_tbls); + il4965_free_dma_ptr(il, &il->scd_bc_tbls); /* free tx queue structure */ - il_txq_mem(priv); + il_txq_mem(il); } /** * il4965_txq_ctx_alloc - allocate TX queue context * Allocate all Tx DMA structures and initialize them * - * @param priv + * @param il * @return error code */ -int il4965_txq_ctx_alloc(struct il_priv *priv) +int il4965_txq_ctx_alloc(struct il_priv *il) { int ret; int txq_id, slots_num; unsigned long flags; /* Free all tx/cmd queues and keep-warm buffer */ - il4965_hw_txq_ctx_free(priv); + il4965_hw_txq_ctx_free(il); - ret = il4965_alloc_dma_ptr(priv, &priv->scd_bc_tbls, - priv->hw_params.scd_bc_tbls_size); + ret = il4965_alloc_dma_ptr(il, &il->scd_bc_tbls, + il->hw_params.scd_bc_tbls_size); if (ret) { - IL_ERR(priv, "Scheduler BC Table allocation failed\n"); + IL_ERR(il, "Scheduler BC Table allocation failed\n"); goto error_bc_tbls; } /* Alloc keep-warm buffer */ - ret = il4965_alloc_dma_ptr(priv, &priv->kw, IL_KW_SIZE); + ret = il4965_alloc_dma_ptr(il, &il->kw, IL_KW_SIZE); if (ret) { - IL_ERR(priv, "Keep Warm allocation failed\n"); + IL_ERR(il, "Keep Warm allocation failed\n"); goto error_kw; } /* allocate tx queue structure */ - ret = il_alloc_txq_mem(priv); + ret = il_alloc_txq_mem(il); if (ret) goto error; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&il->lock, flags); /* Turn off all Tx DMA fifos */ - il4965_txq_set_sched(priv, 0); + il4965_txq_set_sched(il, 0); /* Tell NIC where to find the "keep warm" buffer */ - il_write_direct32(priv, FH_KW_MEM_ADDR_REG, priv->kw.dma >> 4); + il_write_direct32(il, FH_KW_MEM_ADDR_REG, il->kw.dma >> 4); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&il->lock, flags); /* Alloc and init all Tx queues, including the command queue (#4/#9) */ - for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) { - slots_num = (txq_id == priv->cmd_queue) ? + for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) { + slots_num = (txq_id == il->cmd_queue) ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS; - ret = il_tx_queue_init(priv, - &priv->txq[txq_id], slots_num, + ret = il_tx_queue_init(il, + &il->txq[txq_id], slots_num, txq_id); if (ret) { - IL_ERR(priv, "Tx %d queue init failed\n", txq_id); + IL_ERR(il, "Tx %d queue init failed\n", txq_id); goto error; } } @@ -660,34 +660,34 @@ int il4965_txq_ctx_alloc(struct il_priv *priv) return ret; error: - il4965_hw_txq_ctx_free(priv); - il4965_free_dma_ptr(priv, &priv->kw); + il4965_hw_txq_ctx_free(il); + il4965_free_dma_ptr(il, &il->kw); error_kw: - il4965_free_dma_ptr(priv, &priv->scd_bc_tbls); + il4965_free_dma_ptr(il, &il->scd_bc_tbls); error_bc_tbls: return ret; } -void il4965_txq_ctx_reset(struct il_priv *priv) +void il4965_txq_ctx_reset(struct il_priv *il) { int txq_id, slots_num; unsigned long flags; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&il->lock, flags); /* Turn off all Tx DMA fifos */ - il4965_txq_set_sched(priv, 0); + il4965_txq_set_sched(il, 0); /* Tell NIC where to find the "keep warm" buffer */ - il_write_direct32(priv, FH_KW_MEM_ADDR_REG, priv->kw.dma >> 4); + il_write_direct32(il, FH_KW_MEM_ADDR_REG, il->kw.dma >> 4); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&il->lock, flags); /* Alloc and init all Tx queues, including the command queue (#4) */ - for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) { - slots_num = txq_id == priv->cmd_queue ? + for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) { + slots_num = txq_id == il->cmd_queue ? TFD_CMD_SLOTS : TFD_TX_CMD_SLOTS; - il_tx_queue_reset(priv, &priv->txq[txq_id], + il_tx_queue_reset(il, &il->txq[txq_id], slots_num, txq_id); } } @@ -695,39 +695,39 @@ void il4965_txq_ctx_reset(struct il_priv *priv) /** * il4965_txq_ctx_stop - Stop all Tx DMA channels */ -void il4965_txq_ctx_stop(struct il_priv *priv) +void il4965_txq_ctx_stop(struct il_priv *il) { int ch, txq_id; unsigned long flags; /* Turn off all Tx DMA fifos */ - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&il->lock, flags); - il4965_txq_set_sched(priv, 0); + il4965_txq_set_sched(il, 0); /* Stop each Tx DMA channel, and wait for it to be idle */ - for (ch = 0; ch < priv->hw_params.dma_chnl_num; ch++) { - il_write_direct32(priv, + for (ch = 0; ch < il->hw_params.dma_chnl_num; ch++) { + il_write_direct32(il, FH_TCSR_CHNL_TX_CONFIG_REG(ch), 0x0); - if (il_poll_direct_bit(priv, FH_TSSR_TX_STATUS_REG, + if (il_poll_direct_bit(il, FH_TSSR_TX_STATUS_REG, FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(ch), 1000)) - IL_ERR(priv, "Failing on timeout while stopping" + IL_ERR(il, "Failing on timeout while stopping" " DMA channel %d [0x%08x]", ch, - il_read_direct32(priv, + il_read_direct32(il, FH_TSSR_TX_STATUS_REG)); } - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&il->lock, flags); - if (!priv->txq) + if (!il->txq) return; /* Unmap DMA from host system and free skb's */ - for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) - if (txq_id == priv->cmd_queue) - il_cmd_queue_unmap(priv); + for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) + if (txq_id == il->cmd_queue) + il_cmd_queue_unmap(il); else - il_tx_queue_unmap(priv, txq_id); + il_tx_queue_unmap(il, txq_id); } /* @@ -736,12 +736,12 @@ void il4965_txq_ctx_stop(struct il_priv *priv) * Should never return anything < 7, because they should already * be in use as EDCA AC (0-3), Command (4), reserved (5, 6) */ -static int il4965_txq_ctx_activate_free(struct il_priv *priv) +static int il4965_txq_ctx_activate_free(struct il_priv *il) { int txq_id; - for (txq_id = 0; txq_id < priv->hw_params.max_txq_num; txq_id++) - if (!test_and_set_bit(txq_id, &priv->txq_ctx_active_msk)) + for (txq_id = 0; txq_id < il->hw_params.max_txq_num; txq_id++) + if (!test_and_set_bit(txq_id, &il->txq_ctx_active_msk)) return txq_id; return -1; } @@ -749,12 +749,12 @@ static int il4965_txq_ctx_activate_free(struct il_priv *priv) /** * il4965_tx_queue_stop_scheduler - Stop queue, but keep configuration */ -static void il4965_tx_queue_stop_scheduler(struct il_priv *priv, +static void il4965_tx_queue_stop_scheduler(struct il_priv *il, u16 txq_id) { /* Simply stop the queue, but don't change any configuration; * the SCD_ACT_EN bit is the write-enable mask for the ACTIVE bit. */ - il_write_prph(priv, + il_write_prph(il, IWL49_SCD_QUEUE_STATUS_BITS(txq_id), (0 << IWL49_SCD_QUEUE_STTS_REG_POS_ACTIVE)| (1 << IWL49_SCD_QUEUE_STTS_REG_POS_SCD_ACT_EN)); @@ -763,7 +763,7 @@ static void il4965_tx_queue_stop_scheduler(struct il_priv *priv, /** * il4965_tx_queue_set_q2ratid - Map unique receiver/tid combination to a queue */ -static int il4965_tx_queue_set_q2ratid(struct il_priv *priv, u16 ra_tid, +static int il4965_tx_queue_set_q2ratid(struct il_priv *il, u16 ra_tid, u16 txq_id) { u32 tbl_dw_addr; @@ -772,17 +772,17 @@ static int il4965_tx_queue_set_q2ratid(struct il_priv *priv, u16 ra_tid, scd_q2ratid = ra_tid & IL_SCD_QUEUE_RA_TID_MAP_RATID_MSK; - tbl_dw_addr = priv->scd_base_addr + + tbl_dw_addr = il->scd_base_addr + IWL49_SCD_TRANSLATE_TBL_OFFSET_QUEUE(txq_id); - tbl_dw = il_read_targ_mem(priv, tbl_dw_addr); + tbl_dw = il_read_targ_mem(il, tbl_dw_addr); if (txq_id & 0x1) tbl_dw = (scd_q2ratid << 16) | (tbl_dw & 0x0000FFFF); else tbl_dw = scd_q2ratid | (tbl_dw & 0xFFFF0000); - il_write_targ_mem(priv, tbl_dw_addr, tbl_dw); + il_write_targ_mem(il, tbl_dw_addr, tbl_dw); return 0; } @@ -793,7 +793,7 @@ static int il4965_tx_queue_set_q2ratid(struct il_priv *priv, u16 ra_tid, * NOTE: txq_id must be greater than IWL49_FIRST_AMPDU_QUEUE, * i.e. it must be one of the higher queues used for aggregation */ -static int il4965_txq_agg_enable(struct il_priv *priv, int txq_id, +static int il4965_txq_agg_enable(struct il_priv *il, int txq_id, int tx_fifo, int sta_id, int tid, u16 ssn_idx) { unsigned long flags; @@ -802,62 +802,62 @@ static int il4965_txq_agg_enable(struct il_priv *priv, int txq_id, if ((IWL49_FIRST_AMPDU_QUEUE > txq_id) || (IWL49_FIRST_AMPDU_QUEUE + - priv->cfg->base_params->num_of_ampdu_queues <= txq_id)) { - IL_WARN(priv, + il->cfg->base_params->num_of_ampdu_queues <= txq_id)) { + IL_WARN(il, "queue number out of range: %d, must be %d to %d\n", txq_id, IWL49_FIRST_AMPDU_QUEUE, IWL49_FIRST_AMPDU_QUEUE + - priv->cfg->base_params->num_of_ampdu_queues - 1); + il->cfg->base_params->num_of_ampdu_queues - 1); return -EINVAL; } ra_tid = BUILD_RAxTID(sta_id, tid); /* Modify device's station table to Tx this TID */ - ret = il4965_sta_tx_modify_enable_tid(priv, sta_id, tid); + ret = il4965_sta_tx_modify_enable_tid(il, sta_id, tid); if (ret) return ret; - spin_lock_irqsave(&priv->lock, flags); + spin_lock_irqsave(&il->lock, flags); /* Stop this Tx queue before configuring it */ - il4965_tx_queue_stop_scheduler(priv, txq_id); + il4965_tx_queue_stop_scheduler(il, txq_id); /* Map receiver-address / traffic-ID to this queue */ - il4965_tx_queue_set_q2ratid(priv, ra_tid, txq_id); + il4965_tx_queue_set_q2ratid(il, ra_tid, txq_id); /* Set this queue as a chain-building queue */ - il_set_bits_prph(priv, IWL49_SCD_QUEUECHAIN_SEL, (1 << txq_id)); + il_set_bits_prph(il, IWL49_SCD_QUEUECHAIN_SEL, (1 << txq_id)); /* Place first TFD at index corresponding to start sequence number. * Assumes that ssn_idx is valid (!= 0xFFF) */ - priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); - priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); - il4965_set_wr_ptrs(priv, txq_id, ssn_idx); + il->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); + il->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); + il4965_set_wr_ptrs(il, txq_id, ssn_idx); /* Set up Tx window size and frame limit for this queue */ - il_write_targ_mem(priv, - priv->scd_base_addr + IWL49_SCD_CONTEXT_QUEUE_OFFSET(txq_id), + il_write_targ_mem(il, + il->scd_base_addr + IWL49_SCD_CONTEXT_QUEUE_OFFSET(txq_id), (SCD_WIN_SIZE << IWL49_SCD_QUEUE_CTX_REG1_WIN_SIZE_POS) & IWL49_SCD_QUEUE_CTX_REG1_WIN_SIZE_MSK); - il_write_targ_mem(priv, priv->scd_base_addr + + il_write_targ_mem(il, il->scd_base_addr + IWL49_SCD_CONTEXT_QUEUE_OFFSET(txq_id) + sizeof(u32), (SCD_FRAME_LIMIT << IWL49_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_POS) & IWL49_SCD_QUEUE_CTX_REG2_FRAME_LIMIT_MSK); - il_set_bits_prph(priv, IWL49_SCD_INTERRUPT_MASK, (1 << txq_id)); + il_set_bits_prph(il, IWL49_SCD_INTERRUPT_MASK, (1 << txq_id)); /* Set up Status area in SRAM, map to Tx DMA/FIFO, activate the queue */ - il4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1); + il4965_tx_queue_set_status(il, &il->txq[txq_id], tx_fifo, 1); - spin_unlock_irqrestore(&priv->lock, flags); + spin_unlock_irqrestore(&il->lock, flags); return 0; } -int il4965_tx_agg_start(struct il_priv *priv, struct ieee80211_vif *vif, +int il4965_tx_agg_start(struct il_priv *il, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { int sta_id; @@ -871,94 +871,94 @@ int il4965_tx_agg_start(struct il_priv *priv, struct ieee80211_vif *vif, if (unlikely(tx_fifo < 0)) return tx_fifo; - IL_WARN(priv, "%s on ra = %pM tid = %d\n", + IL_WARN(il, "%s on ra = %pM tid = %d\n", __func__, sta->addr, tid); sta_id = il_sta_id(sta); if (sta_id == IL_INVALID_STATION) { - IL_ERR(priv, "Start AGG on invalid station\n"); + IL_ERR(il, "Start AGG on invalid station\n"); return -ENXIO; } if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; - if (priv->stations[sta_id].tid[tid].agg.state != IL_AGG_OFF) { - IL_ERR(priv, "Start AGG when state is not IL_AGG_OFF !\n"); + if (il->stations[sta_id].tid[tid].agg.state != IL_AGG_OFF) { + IL_ERR(il, "Start AGG when state is not IL_AGG_OFF !\n"); return -ENXIO; } - txq_id = il4965_txq_ctx_activate_free(priv); + txq_id = il4965_txq_ctx_activate_free(il); if (txq_id == -1) { - IL_ERR(priv, "No free aggregation queue available\n"); + IL_ERR(il, "No free aggregation queue available\n"); return -ENXIO; } - spin_lock_irqsave(&priv->sta_lock, flags); - tid_data = &priv->stations[sta_id].tid[tid]; + spin_lock_irqsave(&il->sta_lock, flags); + tid_data = &il->stations[sta_id].tid[tid]; *ssn = SEQ_TO_SN(tid_data->seq_number); tid_data->agg.txq_id = txq_id; - il_set_swq_id(&priv->txq[txq_id], + il_set_swq_id(&il->txq[txq_id], il4965_get_ac_from_tid(tid), txq_id); - spin_unlock_irqrestore(&priv->sta_lock, flags); + spin_unlock_irqrestore(&il->sta_lock, flags); - ret = il4965_txq_agg_enable(priv, txq_id, tx_fifo, + ret = il4965_txq_agg_enable(il, txq_id, tx_fifo, sta_id, tid, *ssn); if (ret) return ret; - spin_lock_irqsave(&priv->sta_lock, flags); - tid_data = &priv->stations[sta_id].tid[tid]; + spin_lock_irqsave(&il->sta_lock, flags); + tid_data = &il->stations[sta_id].tid[tid]; if (tid_data->tfds_in_queue == 0) { - IL_DEBUG_HT(priv, "HW queue is empty\n"); + IL_DEBUG_HT(il, "HW queue is empty\n"); tid_data->agg.state = IL_AGG_ON; ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); } else { - IL_DEBUG_HT(priv, + IL_DEBUG_HT(il, "HW queue is NOT empty: %d packets in HW queue\n", tid_data->tfds_in_queue); tid_data->agg.state = IL_EMPTYING_HW_QUEUE_ADDBA; } - spin_unlock_irqrestore(&priv->sta_lock, flags); + spin_unlock_irqrestore(&il->sta_lock, flags); return ret; } /** * txq_id must be greater than IWL49_FIRST_AMPDU_QUEUE - * priv->lock must be held by the caller + * il->lock must be held by the caller */ -static int il4965_txq_agg_disable(struct il_priv *priv, u16 txq_id, +static int il4965_txq_agg_disable(struct il_priv *il, u16 txq_id, u16 ssn_idx, u8 tx_fifo) { if ((IWL49_FIRST_AMPDU_QUEUE > txq_id) || (IWL49_FIRST_AMPDU_QUEUE + - priv->cfg->base_params->num_of_ampdu_queues <= txq_id)) { - IL_WARN(priv, + il->cfg->base_params->num_of_ampdu_queues <= txq_id)) { + IL_WARN(il, "queue number out of range: %d, must be %d to %d\n", txq_id, IWL49_FIRST_AMPDU_QUEUE, IWL49_FIRST_AMPDU_QUEUE + - priv->cfg->base_params->num_of_ampdu_queues - 1); + il->cfg->base_params->num_of_ampdu_queues - 1); return -EINVAL; } - il4965_tx_queue_stop_scheduler(priv, txq_id); + il4965_tx_queue_stop_scheduler(il, txq_id); - il_clear_bits_prph(priv, + il_clear_bits_prph(il, IWL49_SCD_QUEUECHAIN_SEL, (1 << txq_id)); - priv->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); - priv->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); + il->txq[txq_id].q.read_ptr = (ssn_idx & 0xff); + il->txq[txq_id].q.write_ptr = (ssn_idx & 0xff); /* supposes that ssn_idx is valid (!= 0xFFF) */ - il4965_set_wr_ptrs(priv, txq_id, ssn_idx); + il4965_set_wr_ptrs(il, txq_id, ssn_idx); - il_clear_bits_prph(priv, + il_clear_bits_prph(il, IWL49_SCD_INTERRUPT_MASK, (1 << txq_id)); - il_txq_ctx_deactivate(priv, txq_id); - il4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0); + il_txq_ctx_deactivate(il, txq_id); + il4965_tx_queue_set_status(il, &il->txq[txq_id], tx_fifo, 0); return 0; } -int il4965_tx_agg_stop(struct il_priv *priv, struct ieee80211_vif *vif, +int il4965_tx_agg_stop(struct il_priv *il, struct ieee80211_vif *vif, struct ieee80211_sta *sta, u16 tid) { int tx_fifo_id, txq_id, sta_id, ssn; @@ -973,17 +973,17 @@ int il4965_tx_agg_stop(struct il_priv *priv, struct ieee80211_vif *vif, sta_id = il_sta_id(sta); if (sta_id == IL_INVALID_STATION) { - IL_ERR(priv, "Invalid station for AGG tid %d\n", tid); + IL_ERR(il, "Invalid station for AGG tid %d\n", tid); return -ENXIO; } - spin_lock_irqsave(&priv->sta_lock, flags); + spin_lock_irqsave(&il->sta_lock, flags); - tid_data = &priv->stations[sta_id].tid[tid]; + tid_data = &il->stations[sta_id].tid[tid]; ssn = (tid_data->seq_number & IEEE80211_SCTL_SEQ) >> 4; txq_id = tid_data->agg.txq_id; - switch (priv->stations[sta_id].tid[tid].agg.state) { + switch (il->stations[sta_id].tid[tid].agg.state) { case IL_EMPTYING_HW_QUEUE_ADDBA: /* * This can happen if the peer stops aggregation @@ -991,33 +991,33 @@ int il4965_tx_agg_stop(struct il_priv *priv, struct ieee80211_vif *vif, * queue we selected previously, i.e. before the * session was really started completely. */ - IL_DEBUG_HT(priv, "AGG stop before setup done\n"); + IL_DEBUG_HT(il, "AGG stop before setup done\n"); goto turn_off; case IL_AGG_ON: break; default: - IL_WARN(priv, "Stopping AGG while state not ON or starting\n"); + IL_WARN(il, "Stopping AGG while state not ON or starting\n"); } - write_ptr = priv->txq[txq_id].q.write_ptr; - read_ptr = priv->txq[txq_id].q.read_ptr; + write_ptr = il->txq[txq_id].q.write_ptr; + read_ptr = il->txq[txq_id].q.read_ptr; /* The queue is not empty */ if (write_ptr != read_ptr) { - IL_DEBUG_HT(priv, "Stopping a non empty AGG HW QUEUE\n"); - priv->stations[sta_id].tid[tid].agg.state = + IL_DEBUG_HT(il, "Stopping a non empty AGG HW QUEUE\n"); + il->stations[sta_id].tid[tid].agg.state = IL_EMPTYING_HW_QUEUE_DELBA; - spin_unlock_irqrestore(&priv->sta_lock, flags); + spin_unlock_irqrestore(&il->sta_lock, flags); return 0; } - IL_DEBUG_HT(priv, "HW queue is empty\n"); + IL_DEBUG_HT(il, "HW queue is empty\n"); turn_off: - priv->stations[sta_id].tid[tid].agg.state = IL_AGG_OFF; + il->stations[sta_id].tid[tid].agg.state = IL_AGG_OFF; /* do not restore/save irqs */ - spin_unlock(&priv->sta_lock); - spin_lock(&priv->lock); + spin_unlock(&il->sta_lock); + spin_lock(&il->lock); /* * the only reason this call can fail is queue number out of range, @@ -1026,27 +1026,27 @@ int il4965_tx_agg_stop(struct il_priv *priv, struct ieee80211_vif *vif, * to deactivate the uCode queue, just return "success" to allow * mac80211 to clean up it own data. */ - il4965_txq_agg_disable(priv, txq_id, ssn, tx_fifo_id); - spin_unlock_irqrestore(&priv->lock, flags); + il4965_txq_agg_disable(il, txq_id, ssn, tx_fifo_id); + spin_unlock_irqrestore(&il->lock, flags); ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); return 0; } -int il4965_txq_check_empty(struct il_priv *priv, +int il4965_txq_check_empty(struct il_priv *il, int sta_id, u8 tid, int txq_id) { - struct il_queue *q = &priv->txq[txq_id].q; - u8 *addr = priv->stations[sta_id].sta.sta.addr; - struct il_tid_data *tid_data = &priv->stations[sta_id].tid[tid]; + struct il_queue *q = &il->txq[txq_id].q; + u8 *addr = il->stations[sta_id].sta.sta.addr; + struct il_tid_data *tid_data = &il->stations[sta_id].tid[tid]; struct il_rxon_context *ctx; - ctx = &priv->contexts[priv->stations[sta_id].ctxid]; + ctx = &il->contexts[il->stations[sta_id].ctxid]; - lockdep_assert_held(&priv->sta_lock); + lockdep_assert_held(&il->sta_lock); - switch (priv->stations[sta_id].tid[tid].agg.state) { + switch (il->stations[sta_id].tid[tid].agg.state) { case IL_EMPTYING_HW_QUEUE_DELBA: /* We are reclaiming the last packet of the */ /* aggregated HW queue */ @@ -1054,9 +1054,9 @@ int il4965_txq_check_empty(struct il_priv *priv, (q->read_ptr == q->write_ptr)) { u16 ssn = SEQ_TO_SN(tid_data->seq_number); int tx_fifo = il4965_get_fifo_from_tid(ctx, tid); - IL_DEBUG_HT(priv, + IL_DEBUG_HT(il, "HW queue empty: continue DELBA flow\n"); - il4965_txq_agg_disable(priv, txq_id, ssn, tx_fifo); + il4965_txq_agg_disable(il, txq_id, ssn, tx_fifo); tid_data->agg.state = IL_AGG_OFF; ieee80211_stop_tx_ba_cb_irqsafe(ctx->vif, addr, tid); } @@ -1064,7 +1064,7 @@ int il4965_txq_check_empty(struct il_priv *priv, case IL_EMPTYING_HW_QUEUE_ADDBA: /* We are reclaiming the last packet of the queue */ if (tid_data->tfds_in_queue == 0) { - IL_DEBUG_HT(priv, + IL_DEBUG_HT(il, "HW queue empty: continue ADDBA flow\n"); tid_data->agg.state = IL_AGG_ON; ieee80211_start_tx_ba_cb_irqsafe(ctx->vif, addr, tid); @@ -1075,7 +1075,7 @@ int il4965_txq_check_empty(struct il_priv *priv, return 0; } -static void il4965_non_agg_tx_status(struct il_priv *priv, +static void il4965_non_agg_tx_status(struct il_priv *il, struct il_rxon_context *ctx, const u8 *addr1) { @@ -1089,33 +1089,33 @@ static void il4965_non_agg_tx_status(struct il_priv *priv, /* avoid atomic ops if this isn't a client */ if (sta_priv->client && atomic_dec_return(&sta_priv->pending_frames) == 0) - ieee80211_sta_block_awake(priv->hw, sta, false); + ieee80211_sta_block_awake(il->hw, sta, false); } rcu_read_unlock(); } static void -il4965_tx_status(struct il_priv *priv, struct il_tx_info *tx_info, +il4965_tx_status(struct il_priv *il, struct il_tx_info *tx_info, bool is_agg) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx_info->skb->data; if (!is_agg) - il4965_non_agg_tx_status(priv, tx_info->ctx, hdr->addr1); + il4965_non_agg_tx_status(il, tx_info->ctx, hdr->addr1); - ieee80211_tx_status_irqsafe(priv->hw, tx_info->skb); + ieee80211_tx_status_irqsafe(il->hw, tx_info->skb); } -int il4965_tx_queue_reclaim(struct il_priv *priv, int txq_id, int index) +int il4965_tx_queue_reclaim(struct il_priv *il, int txq_id, int index) { - struct il_tx_queue *txq = &priv->txq[txq_id]; + struct il_tx_queue *txq = &il->txq[txq_id]; struct il_queue *q = &txq->q; struct il_tx_info *tx_info; int nfreed = 0; struct ieee80211_hdr *hdr; if ((index >= q->n_bd) || (il_queue_used(q, index) == 0)) { - IL_ERR(priv, "Read index for DMA queue txq id (%d), index %d, " + IL_ERR(il, "Read index for DMA queue txq id (%d), index %d, " "is out of range [0-%d] %d %d.\n", txq_id, index, q->n_bd, q->write_ptr, q->read_ptr); return 0; @@ -1134,11 +1134,11 @@ int il4965_tx_queue_reclaim(struct il_priv *priv, int txq_id, int index) if (ieee80211_is_data_qos(hdr->frame_control)) nfreed++; - il4965_tx_status(priv, tx_info, + il4965_tx_status(il, tx_info, txq_id >= IWL4965_FIRST_AMPDU_QUEUE); tx_info->skb = NULL; - priv->cfg->ops->lib->txq_free_tfd(priv, txq); + il->cfg->ops->lib->txq_free_tfd(il, txq); } return nfreed; } @@ -1149,7 +1149,7 @@ int il4965_tx_queue_reclaim(struct il_priv *priv, int txq_id, int index) * Go through block-ack's bitmap of ACK'd frames, update driver's record of * ACK vs. not. This gets sent to mac80211, then to rate scaling algo. */ -static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, +static int il4965_tx_status_reply_compressed_ba(struct il_priv *il, struct il_ht_agg *agg, struct il_compressed_ba_resp *ba_resp) @@ -1163,13 +1163,13 @@ static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, if (unlikely(!agg->wait_for_ba)) { if (unlikely(ba_resp->bitmap)) - IL_ERR(priv, "Received BA when not expected\n"); + IL_ERR(il, "Received BA when not expected\n"); return -EINVAL; } /* Mark that the expected block-ack response arrived */ agg->wait_for_ba = 0; - IL_DEBUG_TX_REPLY(priv, "BA %d %d\n", agg->start_idx, + IL_DEBUG_TX_REPLY(il, "BA %d %d\n", agg->start_idx, ba_resp->seq_ctl); /* Calculate shift to align block-ack bits with our Tx window bits */ @@ -1178,7 +1178,7 @@ static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, sh += 0x100; if (agg->frame_count > (64 - sh)) { - IL_DEBUG_TX_REPLY(priv, "more frames than bitmap size"); + IL_DEBUG_TX_REPLY(il, "more frames than bitmap size"); return -1; } @@ -1195,7 +1195,7 @@ static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, while (sent_bitmap) { ack = sent_bitmap & 1ULL; successes += ack; - IL_DEBUG_TX_REPLY(priv, "%s ON i=%d idx=%d raw=%d\n", + IL_DEBUG_TX_REPLY(il, "%s ON i=%d idx=%d raw=%d\n", ack ? "ACK" : "NACK", i, (agg->start_idx + i) & 0xff, agg->start_idx + i); @@ -1203,16 +1203,16 @@ static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, ++i; } - IL_DEBUG_TX_REPLY(priv, "Bitmap %llx\n", + IL_DEBUG_TX_REPLY(il, "Bitmap %llx\n", (unsigned long long)bitmap); - info = IEEE80211_SKB_CB(priv->txq[scd_flow].txb[agg->start_idx].skb); + info = IEEE80211_SKB_CB(il->txq[scd_flow].txb[agg->start_idx].skb); memset(&info->status, 0, sizeof(info->status)); info->flags |= IEEE80211_TX_STAT_ACK; info->flags |= IEEE80211_TX_STAT_AMPDU; info->status.ampdu_ack_len = successes; info->status.ampdu_len = agg->frame_count; - il4965_hwrate_to_tx_control(priv, agg->rate_n_flags, info); + il4965_hwrate_to_tx_control(il, agg->rate_n_flags, info); return 0; } @@ -1220,7 +1220,7 @@ static int il4965_tx_status_reply_compressed_ba(struct il_priv *priv, /** * translate ucode response to mac80211 tx status control values */ -void il4965_hwrate_to_tx_control(struct il_priv *priv, u32 rate_n_flags, +void il4965_hwrate_to_tx_control(struct il_priv *il, u32 rate_n_flags, struct ieee80211_tx_info *info) { struct ieee80211_tx_rate *r = &info->control.rates[0]; @@ -1246,7 +1246,7 @@ void il4965_hwrate_to_tx_control(struct il_priv *priv, u32 rate_n_flags, * Handles block-acknowledge notification from device, which reports success * of frames sent via aggregation. */ -void il4965_rx_reply_compressed_ba(struct il_priv *priv, +void il4965_rx_reply_compressed_ba(struct il_priv *il, struct il_rx_mem_buffer *rxb) { struct il_rx_packet *pkt = rxb_addr(rxb); @@ -1265,16 +1265,16 @@ void il4965_rx_reply_compressed_ba(struct il_priv *priv, * (in Tx queue's circular buffer) of first TFD/frame in window */ u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn); - if (scd_flow >= priv->hw_params.max_txq_num) { - IL_ERR(priv, + if (scd_flow >= il->hw_params.max_txq_num) { + IL_ERR(il, "BUG_ON scd_flow is bigger than number of queues\n"); return; } - txq = &priv->txq[scd_flow]; + txq = &il->txq[scd_flow]; sta_id = ba_resp->sta_id; tid = ba_resp->tid; - agg = &priv->stations[sta_id].tid[tid].agg; + agg = &il->stations[sta_id].tid[tid].agg; if (unlikely(agg->txq_id != scd_flow)) { /* * FIXME: this is a uCode bug which need to be addressed, @@ -1282,7 +1282,7 @@ void il4965_rx_reply_compressed_ba(struct il_priv *priv, * since it is possible happen very often and in order * not to fill the syslog, don't enable the logging by default */ - IL_DEBUG_TX_REPLY(priv, + IL_DEBUG_TX_REPLY(il, "BA scd_flow %d does not match txq_id %d\n", scd_flow, agg->txq_id); return; @@ -1291,14 +1291,14 @@ void il4965_rx_reply_compressed_ba(struct il_priv *priv, /* Find index just before block-ack window */ index = il_queue_dec_wrap(ba_resp_scd_ssn & 0xff, txq->q.n_bd); - spin_lock_irqsave(&priv->sta_lock, flags); + spin_lock_irqsave(&il->sta_lock, flags); - IL_DEBUG_TX_REPLY(priv, "REPLY_COMPRESSED_BA [%d] Received from %pM, " + IL_DEBUG_TX_REPLY(il, "REPLY_COMPRESSED_BA [%d] Received from %pM, " "sta_id = %d\n", agg->wait_for_ba, (u8 *) &ba_resp->sta_addr_lo32, ba_resp->sta_id); - IL_DEBUG_TX_REPLY(priv, "TID = %d, SeqCtl = %d, bitmap = 0x%llx," + IL_DEBUG_TX_REPLY(il, "TID = %d, SeqCtl = %d, bitmap = 0x%llx," "scd_flow = " "%d, scd_ssn = %d\n", ba_resp->tid, @@ -1306,30 +1306,30 @@ void il4965_rx_reply_compressed_ba(struct il_priv *priv, (unsigned long long)le64_to_cpu(ba_resp->bitmap), ba_resp->scd_flow, ba_resp->scd_ssn); - IL_DEBUG_TX_REPLY(priv, "DAT start_idx = %d, bitmap = 0x%llx\n", + IL_DEBUG_TX_REPLY(il, "DAT start_idx = %d, bitmap = 0x%llx\n", agg->start_idx, (unsigned long long)agg->bitmap); /* Update driver's record of ACK vs. not for each frame in window */ - il4965_tx_status_reply_compressed_ba(priv, agg, ba_resp); + il4965_tx_status_reply_compressed_ba(il, agg, ba_resp); /* Release all TFDs before the SSN, i.e. all TFDs in front of * block-ack window (we assume that they've been successfully * transmitted ... if not, it's too late anyway). */ if (txq->q.read_ptr != (ba_resp_scd_ssn & 0xff)) { /* calculate mac80211 ampdu sw queue to wake */ - int freed = il4965_tx_queue_reclaim(priv, scd_flow, index); - il4965_free_tfds_in_queue(priv, sta_id, tid, freed); + int freed = il4965_tx_queue_reclaim(il, scd_flow, index); + il4965_free_tfds_in_queue(il, sta_id, tid, freed); if ((il_queue_space(&txq->q) > txq->q.low_mark) && - priv->mac80211_registered && + il->mac80211_registered && (agg->state != IL_EMPTYING_HW_QUEUE_DELBA)) - il_wake_queue(priv, txq); + il_wake_queue(il, txq); - il4965_txq_check_empty(priv, sta_id, tid, scd_flow); + il4965_txq_check_empty(il, sta_id, tid, scd_flow); } - spin_unlock_irqrestore(&priv->sta_lock, flags); + spin_unlock_irqrestore(&il->sta_lock, flags); } #ifdef CONFIG_IWLWIFI_LEGACY_DEBUG |
