Commit 87524494 authored by Gal Pressman's avatar Gal Pressman Committed by Jason Gunthorpe
Browse files

RDMA/efa: Use dma_set_mask_and_coherent() to simplify code 

Use dma_set_mask_and_coherent() instead of pci_set_dma_mask() followed by
a pci_set_consistent_dma_mask().

Link: https://lore.kernel.org/r/20201201091811.37984-1-galpress@amazon.com


Reviewed-by: default avatarFiras JahJah <firasj@amazon.com>
Reviewed-by: default avatarYossi Leybovich <sleybo@amazon.com>
Signed-off-by: default avatarGal Pressman <galpress@amazon.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 05201e01

drivers/infiniband/hw/efa/efa_main.c

+2 −9
Original line number Diff line number Diff line
@@ -384,19 +384,12 @@ static int efa_device_init(struct efa_com_dev *edev, struct pci_dev *pdev) 
		return err;

	}



	err = pci_set_dma_mask(pdev, DMA_BIT_MASK(dma_width));

	err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(dma_width));

	if (err) {

		dev_err(&pdev->dev, "pci_set_dma_mask failed %d\n", err);

		dev_err(&pdev->dev, "dma_set_mask_and_coherent failed %d\n", err);

		return err;

	}



	err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(dma_width));

	if (err) {

		dev_err(&pdev->dev,

			"err_pci_set_consistent_dma_mask failed %d\n",

			err);

		return err;

	}

	dma_set_max_seg_size(&pdev->dev, UINT_MAX);

	return 0;

}