56 lines
2.1 KiB
Diff
56 lines
2.1 KiB
Diff
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diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
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index 686e176..11da90a 100644
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--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
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+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
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@@ -126,7 +126,7 @@ static inline u8 iwl_tfd_get_num_tbs(struct iwl_tfd *tfd)
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}
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static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
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- struct iwl_tfd *tfd)
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+ struct iwl_tfd *tfd, enum dma_data_direction dma_dir)
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{
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struct pci_dev *dev = priv->pci_dev;
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int i;
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@@ -151,7 +151,7 @@ static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
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/* Unmap chunks, if any. */
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for (i = 1; i < num_tbs; i++)
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pci_unmap_single(dev, iwl_tfd_tb_get_addr(tfd, i),
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- iwl_tfd_tb_get_len(tfd, i), PCI_DMA_TODEVICE);
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+ iwl_tfd_tb_get_len(tfd, i), dma_dir);
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}
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/**
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@@ -167,7 +167,8 @@ void iwlagn_txq_free_tfd(struct iwl_priv *priv, struct iwl_tx_queue *txq)
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struct iwl_tfd *tfd_tmp = txq->tfds;
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int index = txq->q.read_ptr;
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- iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index]);
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+ iwlagn_unmap_tfd(priv, &txq->meta[index], &tfd_tmp[index],
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+ PCI_DMA_TODEVICE);
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/* free SKB */
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if (txq->txb) {
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@@ -700,10 +701,11 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
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if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
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continue;
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phys_addr = pci_map_single(priv->pci_dev, (void *)cmd->data[i],
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- cmd->len[i], PCI_DMA_TODEVICE);
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+ cmd->len[i], PCI_DMA_BIDIRECTIONAL);
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if (pci_dma_mapping_error(priv->pci_dev, phys_addr)) {
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iwlagn_unmap_tfd(priv, out_meta,
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- &txq->tfds[q->write_ptr]);
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+ &txq->tfds[q->write_ptr],
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+ PCI_DMA_BIDIRECTIONAL);
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idx = -ENOMEM;
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goto out;
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}
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@@ -807,7 +809,7 @@ void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb)
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cmd = txq->cmd[cmd_index];
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meta = &txq->meta[cmd_index];
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- iwlagn_unmap_tfd(priv, meta, &txq->tfds[index]);
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+ iwlagn_unmap_tfd(priv, meta, &txq->tfds[index], PCI_DMA_BIDIRECTIONAL);
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/* Input error checking is done when commands are added to queue. */
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if (meta->flags & CMD_WANT_SKB) {
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