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>

diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
index 8b40285..fa1af30 100644 (file)
--- a/drivers/vdpa/ifcvf/ifcvf_main.c
+++ b/drivers/vdpa/ifcvf/ifcvf_main.c
@@ -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;
        }