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    Subject[PATCH v2] i2c: ismt: Use dma_set_mask_and_coherent
    Date
    'pci_set_dma_mask()' + 'pci_set_consistent_dma_mask()' can be replaced by
    an equivalent 'dma_set_mask_and_coherent()' which is much less verbose.

    Signed-off-by: Youling Tang <tangyouling@loongson.cn>
    ---
    drivers/i2c/busses/i2c-ismt.c | 8 ++------
    1 file changed, 2 insertions(+), 6 deletions(-)

    diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
    index a35a27c..5f49830 100644
    --- a/drivers/i2c/busses/i2c-ismt.c
    +++ b/drivers/i2c/busses/i2c-ismt.c
    @@ -903,16 +903,12 @@ ismt_probe(struct pci_dev *pdev, const struct pci_device_id *id)
    return -ENODEV;
    }

    - if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) ||
    - (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) {
    - if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
    - (pci_set_consistent_dma_mask(pdev,
    - DMA_BIT_MASK(32)) != 0)) {
    + if (dma_set_mask_and_coherent(pdev, DMA_BIT_MASK(64)) != 0)
    + if (dma_set_mask_and_coherent(pdev, DMA_BIT_MASK(32)) != 0) {
    dev_err(&pdev->dev, "pci_set_dma_mask fail %p\n",
    pdev);
    return -ENODEV;
    }
    - }

    err = ismt_dev_init(priv);
    if (err)
    --
    2.1.0
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