diff options
| -rw-r--r-- | drivers/ata/sata_mv.c | 38 |
1 files changed, 4 insertions, 34 deletions
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index da585d2bded6..ad385a113391 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -4314,38 +4314,6 @@ static struct pci_driver mv_pci_driver = { }; -/* move to PCI layer or libata core? */ -static int pci_go_64(struct pci_dev *pdev) -{ - int rc; - - if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { - rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64)); - if (rc) { - rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (rc) { - dev_err(&pdev->dev, - "64-bit DMA enable failed\n"); - return rc; - } - } - } else { - rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (rc) { - dev_err(&pdev->dev, "32-bit DMA enable failed\n"); - return rc; - } - rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (rc) { - dev_err(&pdev->dev, - "32-bit consistent DMA enable failed\n"); - return rc; - } - } - - return rc; -} - /** * mv_print_info - Dump key info to kernel log for perusal. * @host: ATA host to print info about @@ -4430,9 +4398,11 @@ static int mv_pci_init_one(struct pci_dev *pdev, host->iomap = pcim_iomap_table(pdev); hpriv->base = host->iomap[MV_PRIMARY_BAR]; - rc = pci_go_64(pdev); - if (rc) + rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64)); + if (rc) { + dev_err(&pdev->dev, "DMA enable failed\n"); return rc; + } rc = mv_create_dma_pools(hpriv, &pdev->dev); if (rc) |