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e1000e: use DMA API instead of PCI DMA functions 

Signed-off-by: Nicholas Nunley <nicholasx.d.nunley@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nick Nunley 2010-04-27 13:09:05 +00:00 committed by David S. Miller
parent b16f53bef9
commit 0be3f55f8a
2 changed files with 66 additions and 63 deletions
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30
drivers/net/e1000e/ethtool.c
View File

@ -1069,10 +1069,10 @@ static void e1000_free_desc_rings(struct e1000_adapter *adapter)
if (tx_ring->desc && tx_ring->buffer_info) {
for (i = 0; i < tx_ring->count; i++) {
if (tx_ring->buffer_info[i].dma)
pci_unmap_single(pdev,
dma_unmap_single(&pdev->dev,
tx_ring->buffer_info[i].dma,
tx_ring->buffer_info[i].length,
PCI_DMA_TODEVICE);
DMA_TO_DEVICE);
if (tx_ring->buffer_info[i].skb)
dev_kfree_skb(tx_ring->buffer_info[i].skb);
}
@ -1081,9 +1081,9 @@ static void e1000_free_desc_rings(struct e1000_adapter *adapter)
if (rx_ring->desc && rx_ring->buffer_info) {
for (i = 0; i < rx_ring->count; i++) {
if (rx_ring->buffer_info[i].dma)
pci_unmap_single(pdev,
dma_unmap_single(&pdev->dev,
rx_ring->buffer_info[i].dma,
2048, PCI_DMA_FROMDEVICE);
2048, DMA_FROM_DEVICE);
if (rx_ring->buffer_info[i].skb)
dev_kfree_skb(rx_ring->buffer_info[i].skb);
}
@ -1163,9 +1163,10 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
tx_ring->buffer_info[i].skb = skb;
tx_ring->buffer_info[i].length = skb->len;
tx_ring->buffer_info[i].dma =
pci_map_single(pdev, skb->data, skb->len,
PCI_DMA_TODEVICE);
if (pci_dma_mapping_error(pdev, tx_ring->buffer_info[i].dma)) {
dma_map_single(&pdev->dev, skb->data, skb->len,
DMA_TO_DEVICE);
if (dma_mapping_error(&pdev->dev,
tx_ring->buffer_info[i].dma)) {
ret_val = 4;
goto err_nomem;
}
@ -1226,9 +1227,10 @@ static int e1000_setup_desc_rings(struct e1000_adapter *adapter)
skb_reserve(skb, NET_IP_ALIGN);
rx_ring->buffer_info[i].skb = skb;
rx_ring->buffer_info[i].dma =
pci_map_single(pdev, skb->data, 2048,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, rx_ring->buffer_info[i].dma)) {
dma_map_single(&pdev->dev, skb->data, 2048,
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev,
rx_ring->buffer_info[i].dma)) {
ret_val = 8;
goto err_nomem;
}
@ -1556,10 +1558,10 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
for (i = 0; i < 64; i++) { /* send the packets */
e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb,
1024);
pci_dma_sync_single_for_device(pdev,
dma_sync_single_for_device(&pdev->dev,
tx_ring->buffer_info[k].dma,
tx_ring->buffer_info[k].length,
PCI_DMA_TODEVICE);
DMA_TO_DEVICE);
k++;
if (k == tx_ring->count)
k = 0;
@ -1569,9 +1571,9 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
time = jiffies; /* set the start time for the receive */
good_cnt = 0;
do { /* receive the sent packets */
pci_dma_sync_single_for_cpu(pdev,
dma_sync_single_for_cpu(&pdev->dev,
rx_ring->buffer_info[l].dma, 2048,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
ret_val = e1000_check_lbtest_frame(
rx_ring->buffer_info[l].skb, 1024);

99
drivers/net/e1000e/netdev.c
View File

@ -181,10 +181,10 @@ static void e1000_alloc_rx_buffers(struct e1000_adapter *adapter,
buffer_info->skb = skb;
map_skb:
buffer_info->dma = pci_map_single(pdev, skb->data,
buffer_info->dma = dma_map_single(&pdev->dev, skb->data,
adapter->rx_buffer_len,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, buffer_info->dma)) {
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
dev_err(&pdev->dev, "RX DMA map failed\n");
adapter->rx_dma_failed++;
break;
@ -250,11 +250,12 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
adapter->alloc_rx_buff_failed++;
goto no_buffers;
}
ps_page->dma = pci_map_page(pdev,
ps_page->page,
0, PAGE_SIZE,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, ps_page->dma)) {
ps_page->dma = dma_map_page(&pdev->dev,
ps_page->page,
0, PAGE_SIZE,
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev,
ps_page->dma)) {
dev_err(&adapter->pdev->dev,
"RX DMA page map failed\n");
adapter->rx_dma_failed++;
@ -279,10 +280,10 @@ static void e1000_alloc_rx_buffers_ps(struct e1000_adapter *adapter,
}
buffer_info->skb = skb;
buffer_info->dma = pci_map_single(pdev, skb->data,
buffer_info->dma = dma_map_single(&pdev->dev, skb->data,
adapter->rx_ps_bsize0,
PCI_DMA_FROMDEVICE);
if (pci_dma_mapping_error(pdev, buffer_info->dma)) {
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
dev_err(&pdev->dev, "RX DMA map failed\n");
adapter->rx_dma_failed++;
/* cleanup skb */
@ -369,10 +370,10 @@ check_page:
}
if (!buffer_info->dma)
buffer_info->dma = pci_map_page(pdev,
buffer_info->dma = dma_map_page(&pdev->dev,
buffer_info->page, 0,
PAGE_SIZE,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
rx_desc = E1000_RX_DESC(*rx_ring, i);
rx_desc->buffer_addr = cpu_to_le64(buffer_info->dma);
@ -446,10 +447,10 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter,
cleaned = 1;
cleaned_count++;
pci_unmap_single(pdev,
dma_unmap_single(&pdev->dev,
buffer_info->dma,
adapter->rx_buffer_len,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
buffer_info->dma = 0;
length = le16_to_cpu(rx_desc->length);
@ -550,12 +551,11 @@ static void e1000_put_txbuf(struct e1000_adapter *adapter,
{
if (buffer_info->dma) {
if (buffer_info->mapped_as_page)
pci_unmap_page(adapter->pdev, buffer_info->dma,
buffer_info->length, PCI_DMA_TODEVICE);
dma_unmap_page(&adapter->pdev->dev, buffer_info->dma,
buffer_info->length, DMA_TO_DEVICE);
else
pci_unmap_single(adapter->pdev, buffer_info->dma,
buffer_info->length,
PCI_DMA_TODEVICE);
dma_unmap_single(&adapter->pdev->dev, buffer_info->dma,
buffer_info->length, DMA_TO_DEVICE);
buffer_info->dma = 0;
}
if (buffer_info->skb) {
@ -756,9 +756,9 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
cleaned = 1;
cleaned_count++;
pci_unmap_single(pdev, buffer_info->dma,
dma_unmap_single(&pdev->dev, buffer_info->dma,
adapter->rx_ps_bsize0,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
buffer_info->dma = 0;
/* see !EOP comment in other rx routine */
@ -814,13 +814,13 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
* kmap_atomic, so we can't hold the mapping
* very long
*/
pci_dma_sync_single_for_cpu(pdev, ps_page->dma,
PAGE_SIZE, PCI_DMA_FROMDEVICE);
dma_sync_single_for_cpu(&pdev->dev, ps_page->dma,
PAGE_SIZE, DMA_FROM_DEVICE);
vaddr = kmap_atomic(ps_page->page, KM_SKB_DATA_SOFTIRQ);
memcpy(skb_tail_pointer(skb), vaddr, l1);
kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
pci_dma_sync_single_for_device(pdev, ps_page->dma,
PAGE_SIZE, PCI_DMA_FROMDEVICE);
dma_sync_single_for_device(&pdev->dev, ps_page->dma,
PAGE_SIZE, DMA_FROM_DEVICE);
/* remove the CRC */
if (!(adapter->flags2 & FLAG2_CRC_STRIPPING))
@ -837,8 +837,8 @@ static bool e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
break;
ps_page = &buffer_info->ps_pages[j];
pci_unmap_page(pdev, ps_page->dma, PAGE_SIZE,
PCI_DMA_FROMDEVICE);
dma_unmap_page(&pdev->dev, ps_page->dma, PAGE_SIZE,
DMA_FROM_DEVICE);
ps_page->dma = 0;
skb_fill_page_desc(skb, j, ps_page->page, 0, length);
ps_page->page = NULL;
@ -956,8 +956,8 @@ static bool e1000_clean_jumbo_rx_irq(struct e1000_adapter *adapter,
cleaned = true;
cleaned_count++;
pci_unmap_page(pdev, buffer_info->dma, PAGE_SIZE,
PCI_DMA_FROMDEVICE);
dma_unmap_page(&pdev->dev, buffer_info->dma, PAGE_SIZE,
DMA_FROM_DEVICE);
buffer_info->dma = 0;
length = le16_to_cpu(rx_desc->length);
@ -1093,17 +1093,17 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
buffer_info = &rx_ring->buffer_info[i];
if (buffer_info->dma) {
if (adapter->clean_rx == e1000_clean_rx_irq)
pci_unmap_single(pdev, buffer_info->dma,
dma_unmap_single(&pdev->dev, buffer_info->dma,
adapter->rx_buffer_len,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
else if (adapter->clean_rx == e1000_clean_jumbo_rx_irq)
pci_unmap_page(pdev, buffer_info->dma,
dma_unmap_page(&pdev->dev, buffer_info->dma,
PAGE_SIZE,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
else if (adapter->clean_rx == e1000_clean_rx_irq_ps)
pci_unmap_single(pdev, buffer_info->dma,
dma_unmap_single(&pdev->dev, buffer_info->dma,
adapter->rx_ps_bsize0,
PCI_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
buffer_info->dma = 0;
}
@ -1121,8 +1121,8 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
ps_page = &buffer_info->ps_pages[j];
if (!ps_page->page)
break;
pci_unmap_page(pdev, ps_page->dma, PAGE_SIZE,
PCI_DMA_FROMDEVICE);
dma_unmap_page(&pdev->dev, ps_page->dma, PAGE_SIZE,
DMA_FROM_DEVICE);
ps_page->dma = 0;
put_page(ps_page->page);
ps_page->page = NULL;
@ -3917,10 +3917,11 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
buffer_info->length = size;
buffer_info->time_stamp = jiffies;
buffer_info->next_to_watch = i;
buffer_info->dma = pci_map_single(pdev, skb->data + offset,
size, PCI_DMA_TODEVICE);
buffer_info->dma = dma_map_single(&pdev->dev,
skb->data + offset,
size, DMA_TO_DEVICE);
buffer_info->mapped_as_page = false;
if (pci_dma_mapping_error(pdev, buffer_info->dma))
if (dma_mapping_error(&pdev->dev, buffer_info->dma))
goto dma_error;
len -= size;
@ -3952,11 +3953,11 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
buffer_info->length = size;
buffer_info->time_stamp = jiffies;
buffer_info->next_to_watch = i;
buffer_info->dma = pci_map_page(pdev, frag->page,
buffer_info->dma = dma_map_page(&pdev->dev, frag->page,
offset, size,
PCI_DMA_TODEVICE);
DMA_TO_DEVICE);
buffer_info->mapped_as_page = true;
if (pci_dma_mapping_error(pdev, buffer_info->dma))
if (dma_mapping_error(&pdev->dev, buffer_info->dma))
goto dma_error;
len -= size;
@ -5050,16 +5051,16 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
return err;
pci_using_dac = 0;
err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
if (!err) {
err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
if (!err)
pci_using_dac = 1;
} else {
err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (err) {
err = pci_set_consistent_dma_mask(pdev,
DMA_BIT_MASK(32));
err = dma_set_coherent_mask(&pdev->dev,
DMA_BIT_MASK(32));
if (err) {
dev_err(&pdev->dev, "No usable DMA "
"configuration, aborting\n");