From 3be4e289de63c9536dbc9cc38a8534f813ba5f22 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Sat, 12 Sep 2020 13:28:58 +0200 Subject: sc92031: 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 'sc92031_open()' GFP_KERNEL can be used because it is a '.ndo_open' function and no lock is taken in the between. '.ndo_open' functions are synchronized with the rtnl_lock() semaphore. @@ @@ - 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 Signed-off-by: David S. Miller --- drivers/net/ethernet/silan/sc92031.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) (limited to 'drivers/net/ethernet/silan') diff --git a/drivers/net/ethernet/silan/sc92031.c b/drivers/net/ethernet/silan/sc92031.c index f94078f8ebe5..91b60c51079b 100644 --- a/drivers/net/ethernet/silan/sc92031.c +++ b/drivers/net/ethernet/silan/sc92031.c @@ -993,15 +993,15 @@ static int sc92031_open(struct net_device *dev) struct sc92031_priv *priv = netdev_priv(dev); struct pci_dev *pdev = priv->pdev; - priv->rx_ring = pci_alloc_consistent(pdev, RX_BUF_LEN, - &priv->rx_ring_dma_addr); + priv->rx_ring = dma_alloc_coherent(&pdev->dev, RX_BUF_LEN, + &priv->rx_ring_dma_addr, GFP_KERNEL); if (unlikely(!priv->rx_ring)) { err = -ENOMEM; goto out_alloc_rx_ring; } - priv->tx_bufs = pci_alloc_consistent(pdev, TX_BUF_TOT_LEN, - &priv->tx_bufs_dma_addr); + priv->tx_bufs = dma_alloc_coherent(&pdev->dev, TX_BUF_TOT_LEN, + &priv->tx_bufs_dma_addr, GFP_KERNEL); if (unlikely(!priv->tx_bufs)) { err = -ENOMEM; goto out_alloc_tx_bufs; @@ -1031,11 +1031,11 @@ static int sc92031_open(struct net_device *dev) return 0; out_request_irq: - pci_free_consistent(pdev, TX_BUF_TOT_LEN, priv->tx_bufs, - priv->tx_bufs_dma_addr); + dma_free_coherent(&pdev->dev, TX_BUF_TOT_LEN, priv->tx_bufs, + priv->tx_bufs_dma_addr); out_alloc_tx_bufs: - pci_free_consistent(pdev, RX_BUF_LEN, priv->rx_ring, - priv->rx_ring_dma_addr); + dma_free_coherent(&pdev->dev, RX_BUF_LEN, priv->rx_ring, + priv->rx_ring_dma_addr); out_alloc_rx_ring: return err; } @@ -1058,10 +1058,10 @@ static int sc92031_stop(struct net_device *dev) spin_unlock_bh(&priv->lock); free_irq(pdev->irq, dev); - pci_free_consistent(pdev, TX_BUF_TOT_LEN, priv->tx_bufs, - priv->tx_bufs_dma_addr); - pci_free_consistent(pdev, RX_BUF_LEN, priv->rx_ring, - priv->rx_ring_dma_addr); + dma_free_coherent(&pdev->dev, TX_BUF_TOT_LEN, priv->tx_bufs, + priv->tx_bufs_dma_addr); + dma_free_coherent(&pdev->dev, RX_BUF_LEN, priv->rx_ring, + priv->rx_ring_dma_addr); return 0; } @@ -1407,11 +1407,11 @@ static int sc92031_probe(struct pci_dev *pdev, const struct pci_device_id *id) pci_set_master(pdev); - err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); if (unlikely(err < 0)) goto out_set_dma_mask; - err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); + err = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (unlikely(err < 0)) goto out_set_dma_mask; -- cgit