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| author | Christoph Hellwig <hch@lst.de> | 2019-11-04 11:45:11 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-11-04 11:30:14 -0800 |
| commit | 4dd147471dae02e21db317fff02b7cf98694b22f (patch) | |
| tree | 9ca4dfcb57da32a44893f3d704cbaebc5b2d71e7 /drivers/net/ethernet/sgi | |
| parent | b6b556afd21b48a372be8ed0c0f79428022e1b7c (diff) | |
| download | linux-4dd147471dae02e21db317fff02b7cf98694b22f.tar.gz linux-4dd147471dae02e21db317fff02b7cf98694b22f.tar.bz2 linux-4dd147471dae02e21db317fff02b7cf98694b22f.zip | |
net: sgi: ioc3-eth: don't abuse dma_direct_* calls
dma_direct_ is a low-level API that must never be used by drivers
directly. Switch to use the proper DMA API instead.
Fixes: ed870f6a7aa2 ("net: sgi: ioc3-eth: use dma-direct for dma allocations")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/sgi')
| -rw-r--r-- | drivers/net/ethernet/sgi/ioc3-eth.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index deb636d653f3..477af82bf8a9 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -48,7 +48,7 @@ #include <linux/etherdevice.h> #include <linux/ethtool.h> #include <linux/skbuff.h> -#include <linux/dma-direct.h> +#include <linux/dma-mapping.h> #include <net/ip.h> @@ -1242,8 +1242,8 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) ioc3_stop(ip); /* Allocate rx ring. 4kb = 512 entries, must be 4kb aligned */ - ip->rxr = dma_direct_alloc_pages(ip->dma_dev, RX_RING_SIZE, - &ip->rxr_dma, GFP_ATOMIC, 0); + ip->rxr = dma_alloc_coherent(ip->dma_dev, RX_RING_SIZE, &ip->rxr_dma, + GFP_ATOMIC); if (!ip->rxr) { pr_err("ioc3-eth: rx ring allocation failed\n"); err = -ENOMEM; @@ -1251,9 +1251,8 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } /* Allocate tx rings. 16kb = 128 bufs, must be 16kb aligned */ - ip->txr = dma_direct_alloc_pages(ip->dma_dev, TX_RING_SIZE, - &ip->txr_dma, - GFP_KERNEL | __GFP_ZERO, 0); + ip->txr = dma_alloc_coherent(ip->dma_dev, TX_RING_SIZE, &ip->txr_dma, + GFP_KERNEL | __GFP_ZERO); if (!ip->txr) { pr_err("ioc3-eth: tx ring allocation failed\n"); err = -ENOMEM; @@ -1313,11 +1312,11 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *ent) out_stop: del_timer_sync(&ip->ioc3_timer); if (ip->rxr) - dma_direct_free_pages(ip->dma_dev, RX_RING_SIZE, ip->rxr, - ip->rxr_dma, 0); + dma_free_coherent(ip->dma_dev, RX_RING_SIZE, ip->rxr, + ip->rxr_dma); if (ip->txr) - dma_direct_free_pages(ip->dma_dev, TX_RING_SIZE, ip->txr, - ip->txr_dma, 0); + dma_free_coherent(ip->dma_dev, TX_RING_SIZE, ip->txr, + ip->txr_dma); out_res: pci_release_regions(pdev); out_free: @@ -1335,10 +1334,8 @@ static void ioc3_remove_one(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); struct ioc3_private *ip = netdev_priv(dev); - dma_direct_free_pages(ip->dma_dev, RX_RING_SIZE, ip->rxr, - ip->rxr_dma, 0); - dma_direct_free_pages(ip->dma_dev, TX_RING_SIZE, ip->txr, - ip->txr_dma, 0); + dma_free_coherent(ip->dma_dev, RX_RING_SIZE, ip->rxr, ip->rxr_dma); + dma_free_coherent(ip->dma_dev, TX_RING_SIZE, ip->txr, ip->txr_dma); unregister_netdev(dev); del_timer_sync(&ip->ioc3_timer); |