diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-tx.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-tx.c | 76 |
1 files changed, 32 insertions, 44 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c index 1ece2ea09773..347d3dc6a015 100644 --- a/drivers/net/wireless/iwlwifi/iwl-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-tx.c @@ -77,21 +77,6 @@ void iwl_txq_update_write_ptr(struct iwl_priv *priv, struct iwl_tx_queue *txq) } EXPORT_SYMBOL(iwl_txq_update_write_ptr); - -void iwl_free_tfds_in_queue(struct iwl_priv *priv, - int sta_id, int tid, int freed) -{ - if (priv->stations[sta_id].tid[tid].tfds_in_queue >= freed) - priv->stations[sta_id].tid[tid].tfds_in_queue -= freed; - else { - IWL_DEBUG_TX(priv, "free more than tfds_in_queue (%u:%d)\n", - priv->stations[sta_id].tid[tid].tfds_in_queue, - freed); - priv->stations[sta_id].tid[tid].tfds_in_queue = 0; - } -} -EXPORT_SYMBOL(iwl_free_tfds_in_queue); - /** * iwl_tx_queue_free - Deallocate DMA queue. * @txq: Transmit queue to deallocate. @@ -149,7 +134,7 @@ EXPORT_SYMBOL(iwl_tx_queue_free); */ void iwl_cmd_queue_free(struct iwl_priv *priv) { - struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM]; + struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue]; struct iwl_queue *q = &txq->q; struct device *dev = &priv->pci_dev->dev; int i; @@ -169,15 +154,15 @@ void iwl_cmd_queue_free(struct iwl_priv *priv) } pci_unmap_single(priv->pci_dev, - pci_unmap_addr(&txq->meta[i], mapping), - pci_unmap_len(&txq->meta[i], len), + dma_unmap_addr(&txq->meta[i], mapping), + dma_unmap_len(&txq->meta[i], len), PCI_DMA_BIDIRECTIONAL); } if (huge) { i = q->n_window; pci_unmap_single(priv->pci_dev, - pci_unmap_addr(&txq->meta[i], mapping), - pci_unmap_len(&txq->meta[i], len), + dma_unmap_addr(&txq->meta[i], mapping), + dma_unmap_len(&txq->meta[i], len), PCI_DMA_BIDIRECTIONAL); } @@ -286,8 +271,8 @@ static int iwl_tx_queue_alloc(struct iwl_priv *priv, /* Driver private data, only for Tx (not command) queues, * not shared with device. */ - if (id != IWL_CMD_QUEUE_NUM) { - txq->txb = kmalloc(sizeof(txq->txb[0]) * + if (id != priv->cmd_queue) { + txq->txb = kzalloc(sizeof(txq->txb[0]) * TFD_QUEUE_SIZE_MAX, GFP_KERNEL); if (!txq->txb) { IWL_ERR(priv, "kmalloc for auxiliary BD " @@ -329,13 +314,13 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq, /* * Alloc buffer array for commands (Tx or other types of commands). - * For the command queue (#4), allocate command space + one big + * For the command queue (#4/#9), allocate command space + one big * command for scan, since scan command is very huge; the system will * not have two scans at the same time, so only one is needed. * For normal Tx queues (all other queues), no super-size command * space is needed. */ - if (txq_id == IWL_CMD_QUEUE_NUM) + if (txq_id == priv->cmd_queue) actual_slots++; txq->meta = kzalloc(sizeof(struct iwl_cmd_meta) * actual_slots, @@ -370,7 +355,7 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq, * need an swq_id so don't set one to catch errors, all others can * be set up to the identity mapping. */ - if (txq_id != IWL_CMD_QUEUE_NUM) + if (txq_id != priv->cmd_queue) txq->swq_id = txq_id; /* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise @@ -400,7 +385,7 @@ void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq, { int actual_slots = slots_num; - if (txq_id == IWL_CMD_QUEUE_NUM) + if (txq_id == priv->cmd_queue) actual_slots++; memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * actual_slots); @@ -428,7 +413,7 @@ EXPORT_SYMBOL(iwl_tx_queue_reset); */ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) { - struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM]; + struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue]; struct iwl_queue *q = &txq->q; struct iwl_device_cmd *out_cmd; struct iwl_cmd_meta *out_meta; @@ -437,6 +422,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) int len; u32 idx; u16 fix_size; + bool is_ct_kill = false; cmd->len = priv->cfg->ops->utils->get_hcmd_size(cmd->id, cmd->len); fix_size = (u16)(cmd->len + sizeof(out_cmd->hdr)); @@ -458,9 +444,11 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) if (iwl_queue_space(q) < ((cmd->flags & CMD_ASYNC) ? 2 : 1)) { IWL_ERR(priv, "No space in command queue\n"); - if (iwl_within_ct_kill_margin(priv)) - iwl_tt_enter_ct_kill(priv); - else { + if (priv->cfg->ops->lib->tt_ops.ct_kill_check) { + is_ct_kill = + priv->cfg->ops->lib->tt_ops.ct_kill_check(priv); + } + if (!is_ct_kill) { IWL_ERR(priv, "Restarting adapter due to queue full\n"); queue_work(priv->workqueue, &priv->restart); } @@ -495,7 +483,7 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) * information */ out_cmd->hdr.flags = 0; - out_cmd->hdr.sequence = cpu_to_le16(QUEUE_TO_SEQ(IWL_CMD_QUEUE_NUM) | + out_cmd->hdr.sequence = cpu_to_le16(QUEUE_TO_SEQ(priv->cmd_queue) | INDEX_TO_SEQ(q->write_ptr)); if (cmd->flags & CMD_SIZE_HUGE) out_cmd->hdr.sequence |= SEQ_HUGE_FRAME; @@ -512,15 +500,15 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) get_cmd_string(out_cmd->hdr.cmd), out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence), fix_size, - q->write_ptr, idx, IWL_CMD_QUEUE_NUM); - break; + q->write_ptr, idx, priv->cmd_queue); + break; default: IWL_DEBUG_HC(priv, "Sending command %s (#%x), seq: 0x%04X, " "%d bytes at %d[%d]:%d\n", get_cmd_string(out_cmd->hdr.cmd), out_cmd->hdr.cmd, le16_to_cpu(out_cmd->hdr.sequence), fix_size, - q->write_ptr, idx, IWL_CMD_QUEUE_NUM); + q->write_ptr, idx, priv->cmd_queue); } #endif txq->need_update = 1; @@ -531,8 +519,8 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd) phys_addr = pci_map_single(priv->pci_dev, &out_cmd->hdr, fix_size, PCI_DMA_BIDIRECTIONAL); - pci_unmap_addr_set(out_meta, mapping, phys_addr); - pci_unmap_len_set(out_meta, len, fix_size); + dma_unmap_addr_set(out_meta, mapping, phys_addr); + dma_unmap_len_set(out_meta, len, fix_size); trace_iwlwifi_dev_hcmd(priv, &out_cmd->hdr, fix_size, cmd->flags); @@ -599,16 +587,16 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) bool huge = !!(pkt->hdr.sequence & SEQ_HUGE_FRAME); struct iwl_device_cmd *cmd; struct iwl_cmd_meta *meta; - struct iwl_tx_queue *txq = &priv->txq[IWL_CMD_QUEUE_NUM]; + struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue]; /* If a Tx command is being handled and it isn't in the actual * command queue then there a command routing bug has been introduced * in the queue management code. */ - if (WARN(txq_id != IWL_CMD_QUEUE_NUM, - "wrong command queue %d, sequence 0x%X readp=%d writep=%d\n", - txq_id, sequence, - priv->txq[IWL_CMD_QUEUE_NUM].q.read_ptr, - priv->txq[IWL_CMD_QUEUE_NUM].q.write_ptr)) { + if (WARN(txq_id != priv->cmd_queue, + "wrong command queue %d (should be %d), sequence 0x%X readp=%d writep=%d\n", + txq_id, priv->cmd_queue, sequence, + priv->txq[priv->cmd_queue].q.read_ptr, + priv->txq[priv->cmd_queue].q.write_ptr)) { iwl_print_hex_error(priv, pkt, 32); return; } @@ -626,8 +614,8 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) meta = &txq->meta[cmd_index]; pci_unmap_single(priv->pci_dev, - pci_unmap_addr(meta, mapping), - pci_unmap_len(meta, len), + dma_unmap_addr(meta, mapping), + dma_unmap_len(meta, len), PCI_DMA_BIDIRECTIONAL); /* Input error checking is done when commands are added to queue. */ |