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vdpa: ifcvf: Use dma_set_mask_and_coherent to simplify code 

'pci_set_dma_mask()' + 'pci_set_consistent_dma_mask()' can be replaced by
an equivalent 'dma_set_mask_and_coherent()' which is much less verbose.

While at it, fix a typo (s/confiugration/configuration)

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/20201129125434.1462638-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
zero-sugar-mainline-defconfig
Christophe JAILLET 2020-11-29 13:54:34 +01:00 committed by Michael S. Tsirkin
parent 0ab4b8901a
commit 4d10367fd4
1 changed files with 2 additions and 9 deletions
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11
drivers/vdpa/ifcvf/ifcvf_main.c
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@ -417,16 +417,9 @@ static int ifcvf_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return ret;
}
ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64));
if (ret) {
IFCVF_ERR(pdev, "No usable DMA confiugration\n");
return ret;
}
ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
if (ret) {
IFCVF_ERR(pdev,
"No usable coherent DMA confiugration\n");
IFCVF_ERR(pdev, "No usable DMA configuration\n");
return ret;
}