From 1b507730b7a9dfc00142283d5f4fc24e6553f3f4 Mon Sep 17 00:00:00 2001 From: Nick Nunley Date: Tue, 27 Apr 2010 13:10:27 +0000 Subject: ixgbe: use DMA API instead of PCI DMA functions Signed-off-by: Nicholas Nunley Signed-off-by: Jeff Kirsher Signed-off-by: David S. Miller --- drivers/net/ixgbe/ixgbe_ethtool.c | 42 ++++++++++++++++++++------------------- 1 file changed, 22 insertions(+), 20 deletions(-) (limited to 'drivers/net/ixgbe/ixgbe_ethtool.c') diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index dfbfe3520048..dc7fd5b70bc3 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -1458,8 +1458,8 @@ static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) struct ixgbe_tx_buffer *buf = &(tx_ring->tx_buffer_info[i]); if (buf->dma) - pci_unmap_single(pdev, buf->dma, buf->length, - PCI_DMA_TODEVICE); + dma_unmap_single(&pdev->dev, buf->dma, + buf->length, DMA_TO_DEVICE); if (buf->skb) dev_kfree_skb(buf->skb); } @@ -1470,22 +1470,22 @@ static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) struct ixgbe_rx_buffer *buf = &(rx_ring->rx_buffer_info[i]); if (buf->dma) - pci_unmap_single(pdev, buf->dma, + dma_unmap_single(&pdev->dev, buf->dma, IXGBE_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); if (buf->skb) dev_kfree_skb(buf->skb); } } if (tx_ring->desc) { - pci_free_consistent(pdev, tx_ring->size, tx_ring->desc, - tx_ring->dma); + dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc, + tx_ring->dma); tx_ring->desc = NULL; } if (rx_ring->desc) { - pci_free_consistent(pdev, rx_ring->size, rx_ring->desc, - rx_ring->dma); + dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, + rx_ring->dma); rx_ring->desc = NULL; } @@ -1520,8 +1520,9 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) tx_ring->size = tx_ring->count * sizeof(union ixgbe_adv_tx_desc); tx_ring->size = ALIGN(tx_ring->size, 4096); - if (!(tx_ring->desc = pci_alloc_consistent(pdev, tx_ring->size, - &tx_ring->dma))) { + tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size, + &tx_ring->dma, GFP_KERNEL); + if (!(tx_ring->desc)) { ret_val = 2; goto err_nomem; } @@ -1563,8 +1564,8 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) tx_ring->tx_buffer_info[i].skb = skb; tx_ring->tx_buffer_info[i].length = skb->len; tx_ring->tx_buffer_info[i].dma = - pci_map_single(pdev, skb->data, skb->len, - PCI_DMA_TODEVICE); + dma_map_single(&pdev->dev, skb->data, skb->len, + DMA_TO_DEVICE); desc->read.buffer_addr = cpu_to_le64(tx_ring->tx_buffer_info[i].dma); desc->read.cmd_type_len = cpu_to_le32(skb->len); @@ -1593,8 +1594,9 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) rx_ring->size = rx_ring->count * sizeof(union ixgbe_adv_rx_desc); rx_ring->size = ALIGN(rx_ring->size, 4096); - if (!(rx_ring->desc = pci_alloc_consistent(pdev, rx_ring->size, - &rx_ring->dma))) { + rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, + &rx_ring->dma, GFP_KERNEL); + if (!(rx_ring->desc)) { ret_val = 5; goto err_nomem; } @@ -1661,8 +1663,8 @@ static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) skb_reserve(skb, NET_IP_ALIGN); rx_ring->rx_buffer_info[i].skb = skb; rx_ring->rx_buffer_info[i].dma = - pci_map_single(pdev, skb->data, IXGBE_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); + dma_map_single(&pdev->dev, skb->data, + IXGBE_RXBUFFER_2048, DMA_FROM_DEVICE); rx_desc->read.pkt_addr = cpu_to_le64(rx_ring->rx_buffer_info[i].dma); memset(skb->data, 0x00, skb->len); @@ -1775,10 +1777,10 @@ static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) ixgbe_create_lbtest_frame( tx_ring->tx_buffer_info[k].skb, 1024); - pci_dma_sync_single_for_device(pdev, + dma_sync_single_for_device(&pdev->dev, tx_ring->tx_buffer_info[k].dma, tx_ring->tx_buffer_info[k].length, - PCI_DMA_TODEVICE); + DMA_TO_DEVICE); if (unlikely(++k == tx_ring->count)) k = 0; } @@ -1789,10 +1791,10 @@ static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) good_cnt = 0; do { /* receive the sent packets */ - pci_dma_sync_single_for_cpu(pdev, + dma_sync_single_for_cpu(&pdev->dev, rx_ring->rx_buffer_info[l].dma, IXGBE_RXBUFFER_2048, - PCI_DMA_FROMDEVICE); + DMA_FROM_DEVICE); ret_val = ixgbe_check_lbtest_frame( rx_ring->rx_buffer_info[l].skb, 1024); if (!ret_val) -- cgit v1.2.3