scsi: stex: use dma_set_mask_and_coherent
authorChristoph Hellwig <hch@lst.de>
Thu, 18 Oct 2018 13:10:23 +0000 (15:10 +0200)
committerMartin K. Petersen <martin.petersen@oracle.com>
Thu, 15 Nov 2018 19:27:08 +0000 (14:27 -0500)
The driver currently uses pci_set_dma_mask despite otherwise using the
generic DMA API.  Switch it over to the better generic DMA API.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/stex.c

index 9b20643ab49de59fee1ee2d90e9a433d3fb1a4f7..95f370ad05e076f223a32e45a0cf4dd8e746a221 100644 (file)
@@ -1617,19 +1617,6 @@ static struct st_card_info stex_card_info[] = {
        },
 };
 
-static int stex_set_dma_mask(struct pci_dev * pdev)
-{
-       int ret;
-
-       if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))
-               && !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
-               return 0;
-       ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
-       if (!ret)
-               ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-       return ret;
-}
-
 static int stex_request_irq(struct st_hba *hba)
 {
        struct pci_dev *pdev = hba->pdev;
@@ -1710,7 +1697,9 @@ static int stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
                goto out_release_regions;
        }
 
-       err = stex_set_dma_mask(pdev);
+       err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+       if (err)
+               err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
        if (err) {
                printk(KERN_ERR DRV_NAME "(%s): set dma mask failed\n",
                        pci_name(pdev));