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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2020-09-13 14:38:34 +0200
committerDavid S. Miller <davem@davemloft.net>2020-09-13 14:42:21 -0700
commitaf114c42a39f7d9aa0c63081cabda9564a99a585 (patch)
tree0f3bc8fbfad5a10050ce284837113055a139c337
parenttulip: uli526x: switch from 'pci_' to 'dma_' API (diff)
downloadlinux-dev-af114c42a39f7d9aa0c63081cabda9564a99a585.tar.xz
linux-dev-af114c42a39f7d9aa0c63081cabda9564a99a585.zip
tulip: dmfe: switch from 'pci_' to 'dma_' API
The wrappers in include/linux/pci-dma-compat.h should go away. The patch has been generated with the coccinelle script below and has been hand modified to replace GFP_ with a correct flag. It has been compile tested. When memory is allocated in 'dmfe_init_one()' GFP_KERNEL can be used because it is a probe function and no lock is taken in the between. @@ @@ - PCI_DMA_BIDIRECTIONAL + DMA_BIDIRECTIONAL @@ @@ - PCI_DMA_TODEVICE + DMA_TO_DEVICE @@ @@ - PCI_DMA_FROMDEVICE + DMA_FROM_DEVICE @@ @@ - PCI_DMA_NONE + DMA_NONE @@ expression e1, e2, e3; @@ - pci_alloc_consistent(e1, e2, e3) + dma_alloc_coherent(&e1->dev, e2, e3, GFP_) @@ expression e1, e2, e3; @@ - pci_zalloc_consistent(e1, e2, e3) + dma_alloc_coherent(&e1->dev, e2, e3, GFP_) @@ expression e1, e2, e3, e4; @@ - pci_free_consistent(e1, e2, e3, e4) + dma_free_coherent(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_map_single(e1, e2, e3, e4) + dma_map_single(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_unmap_single(e1, e2, e3, e4) + dma_unmap_single(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4, e5; @@ - pci_map_page(e1, e2, e3, e4, e5) + dma_map_page(&e1->dev, e2, e3, e4, e5) @@ expression e1, e2, e3, e4; @@ - pci_unmap_page(e1, e2, e3, e4) + dma_unmap_page(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_map_sg(e1, e2, e3, e4) + dma_map_sg(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_unmap_sg(e1, e2, e3, e4) + dma_unmap_sg(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_single_for_cpu(e1, e2, e3, e4) + dma_sync_single_for_cpu(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_single_for_device(e1, e2, e3, e4) + dma_sync_single_for_device(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_sg_for_cpu(e1, e2, e3, e4) + dma_sync_sg_for_cpu(&e1->dev, e2, e3, e4) @@ expression e1, e2, e3, e4; @@ - pci_dma_sync_sg_for_device(e1, e2, e3, e4) + dma_sync_sg_for_device(&e1->dev, e2, e3, e4) @@ expression e1, e2; @@ - pci_dma_mapping_error(e1, e2) + dma_mapping_error(&e1->dev, e2) @@ expression e1, e2; @@ - pci_set_dma_mask(e1, e2) + dma_set_mask(&e1->dev, e2) @@ expression e1, e2; @@ - pci_set_consistent_dma_mask(e1, e2) + dma_set_coherent_mask(&e1->dev, e2) Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/dec/tulip/dmfe.c44
1 files changed, 24 insertions, 20 deletions
diff --git a/drivers/net/ethernet/dec/tulip/dmfe.c b/drivers/net/ethernet/dec/tulip/dmfe.c
index c3b4abff48b5..87a27fe2992d 100644
--- a/drivers/net/ethernet/dec/tulip/dmfe.c
+++ b/drivers/net/ethernet/dec/tulip/dmfe.c
@@ -380,7 +380,7 @@ static int dmfe_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
return -ENOMEM;
SET_NETDEV_DEV(dev, &pdev->dev);
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
+ if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
pr_warn("32-bit PCI DMA not available\n");
err = -ENODEV;
goto err_out_free;
@@ -422,15 +422,17 @@ static int dmfe_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
db = netdev_priv(dev);
/* Allocate Tx/Rx descriptor memory */
- db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) *
- DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr);
+ db->desc_pool_ptr = dma_alloc_coherent(&pdev->dev,
+ sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
+ &db->desc_pool_dma_ptr, GFP_KERNEL);
if (!db->desc_pool_ptr) {
err = -ENOMEM;
goto err_out_res;
}
- db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC *
- TX_DESC_CNT + 4, &db->buf_pool_dma_ptr);
+ db->buf_pool_ptr = dma_alloc_coherent(&pdev->dev,
+ TX_BUF_ALLOC * TX_DESC_CNT + 4,
+ &db->buf_pool_dma_ptr, GFP_KERNEL);
if (!db->buf_pool_ptr) {
err = -ENOMEM;
goto err_out_free_desc;
@@ -492,11 +494,12 @@ static int dmfe_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err_out_unmap:
pci_iounmap(pdev, db->ioaddr);
err_out_free_buf:
- pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
- db->buf_pool_ptr, db->buf_pool_dma_ptr);
+ dma_free_coherent(&pdev->dev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
+ db->buf_pool_ptr, db->buf_pool_dma_ptr);
err_out_free_desc:
- pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
- db->desc_pool_ptr, db->desc_pool_dma_ptr);
+ dma_free_coherent(&pdev->dev,
+ sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
+ db->desc_pool_ptr, db->desc_pool_dma_ptr);
err_out_res:
pci_release_regions(pdev);
err_out_disable:
@@ -519,11 +522,12 @@ static void dmfe_remove_one(struct pci_dev *pdev)
unregister_netdev(dev);
pci_iounmap(db->pdev, db->ioaddr);
- pci_free_consistent(db->pdev, sizeof(struct tx_desc) *
- DESC_ALL_CNT + 0x20, db->desc_pool_ptr,
- db->desc_pool_dma_ptr);
- pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
- db->buf_pool_ptr, db->buf_pool_dma_ptr);
+ dma_free_coherent(&db->pdev->dev,
+ sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
+ db->desc_pool_ptr, db->desc_pool_dma_ptr);
+ dma_free_coherent(&db->pdev->dev,
+ TX_BUF_ALLOC * TX_DESC_CNT + 4,
+ db->buf_pool_ptr, db->buf_pool_dma_ptr);
pci_release_regions(pdev);
free_netdev(dev); /* free board information */
}
@@ -955,8 +959,8 @@ static void dmfe_rx_packet(struct net_device *dev, struct dmfe_board_info *db)
db->rx_avail_cnt--;
db->interval_rx_cnt++;
- pci_unmap_single(db->pdev, le32_to_cpu(rxptr->rdes2),
- RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE);
+ dma_unmap_single(&db->pdev->dev, le32_to_cpu(rxptr->rdes2),
+ RX_ALLOC_SIZE, DMA_FROM_DEVICE);
if ( (rdes0 & 0x300) != 0x300) {
/* A packet without First/Last flag */
@@ -1329,8 +1333,8 @@ static void dmfe_reuse_skb(struct dmfe_board_info *db, struct sk_buff * skb)
if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) {
rxptr->rx_skb_ptr = skb;
- rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev,
- skb->data, RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) );
+ rxptr->rdes2 = cpu_to_le32(dma_map_single(&db->pdev->dev, skb->data,
+ RX_ALLOC_SIZE, DMA_FROM_DEVICE));
wmb();
rxptr->rdes0 = cpu_to_le32(0x80000000);
db->rx_avail_cnt++;
@@ -1544,8 +1548,8 @@ static void allocate_rx_buffer(struct net_device *dev)
if ( ( skb = netdev_alloc_skb(dev, RX_ALLOC_SIZE) ) == NULL )
break;
rxptr->rx_skb_ptr = skb; /* FIXME (?) */
- rxptr->rdes2 = cpu_to_le32( pci_map_single(db->pdev, skb->data,
- RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE) );
+ rxptr->rdes2 = cpu_to_le32(dma_map_single(&db->pdev->dev, skb->data,
+ RX_ALLOC_SIZE, DMA_FROM_DEVICE));
wmb();
rxptr->rdes0 = cpu_to_le32(0x80000000);
rxptr = rxptr->next_rx_desc;