diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c index 46d4207f22a383cd164c36ac2c9b9afa2ea5e57c..c5003fa1a25edfef34ca04674d30611ab2efbb88 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_main.c +++ b/drivers/net/ethernet/qlogic/qed/qed_main.c @@ -255,27 +255,6 @@ static void __exit qed_exit(void) } module_exit(qed_exit); -/* Check if the DMA controller on the machine can properly handle the DMA - * addressing required by the device. - */ -static int qed_set_coherency_mask(struct qed_dev *cdev) -{ - struct device *dev = &cdev->pdev->dev; - - if (dma_set_mask(dev, DMA_BIT_MASK(64)) == 0) { - if (dma_set_coherent_mask(dev, DMA_BIT_MASK(64)) != 0) { - DP_NOTICE(cdev, - "Can't request 64-bit consistent allocations\n"); - return -EIO; - } - } else if (dma_set_mask(dev, DMA_BIT_MASK(32)) != 0) { - DP_NOTICE(cdev, "Can't request 64b/32b DMA addresses\n"); - return -EIO; - } - - return 0; -} - static void qed_free_pci(struct qed_dev *cdev) { struct pci_dev *pdev = cdev->pdev; @@ -351,9 +330,12 @@ static int qed_init_pci(struct qed_dev *cdev, struct pci_dev *pdev) if (IS_PF(cdev) && !cdev->pci_params.pm_cap) DP_NOTICE(cdev, "Cannot find power management capability\n"); - rc = qed_set_coherency_mask(cdev); - if (rc) + rc = dma_set_mask_and_coherent(&cdev->pdev->dev, DMA_BIT_MASK(64)); + if (rc) { + DP_NOTICE(cdev, "Can't request DMA addresses\n"); + rc = -EIO; goto err2; + } cdev->pci_params.mem_start = pci_resource_start(pdev, 0); cdev->pci_params.mem_end = pci_resource_end(pdev, 0);