scsi: dpt_i2o: use dma_set_mask
authorChristoph Hellwig <hch@lst.de>
Thu, 18 Oct 2018 13:10:15 +0000 (15:10 +0200)
committerMartin K. Petersen <martin.petersen@oracle.com>
Thu, 15 Nov 2018 19:27:07 +0000 (14:27 -0500)
The driver currently uses pci_set_dma_mask despite otherwise using the
generic DMA API.  Also move the dma_get_required_mask check before actually
setting the dma mask, so that we don't end up with inconsistent settings in
corner cases.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/dpt_i2o.c

index 37de8fb186d7b61dbbd7db97a18ca6bcfa26f977..d5a474d1434fdfe4311bfe6c30cbb8713ae08c05 100644 (file)
@@ -934,15 +934,15 @@ static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev
         *      See if we should enable dma64 mode.
         */
        if (sizeof(dma_addr_t) > 4 &&
-           pci_set_dma_mask(pDev, DMA_BIT_MASK(64)) == 0) {
-               if (dma_get_required_mask(&pDev->dev) > DMA_BIT_MASK(32))
-                       dma64 = 1;
-       }
-       if (!dma64 && pci_set_dma_mask(pDev, DMA_BIT_MASK(32)) != 0)
+           dma_get_required_mask(&pDev->dev) > DMA_BIT_MASK(32) &&
+           dma_set_mask(&pDev->dev, DMA_BIT_MASK(64)) == 0)
+               dma64 = 1;
+
+       if (!dma64 && dma_set_mask(&pDev->dev, DMA_BIT_MASK(32)) != 0)
                return -EINVAL;
 
        /* adapter only supports message blocks below 4GB */
-       pci_set_consistent_dma_mask(pDev, DMA_BIT_MASK(32));
+       dma_set_coherent_mask(&pDev->dev, DMA_BIT_MASK(32));
 
        base_addr0_phys = pci_resource_start(pDev,0);
        hba_map0_area_size = pci_resource_len(pDev,0);