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    Subject[PATCH v2 1/9] usb: xhci-mtk: use dma_set_mask_and_coherent() in probe function
    Date
    This patch uses the simpler dma_set_mask_and_coherent() instead of
    doing these as separate steps

    Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
    ---
    drivers/usb/host/xhci-mtk.c | 7 +------
    1 file changed, 1 insertion(+), 6 deletions(-)

    diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
    index 8fb6065..c197a6d 100644
    --- a/drivers/usb/host/xhci-mtk.c
    +++ b/drivers/usb/host/xhci-mtk.c
    @@ -606,15 +606,10 @@ static int xhci_mtk_probe(struct platform_device *pdev)
    }

    /* Initialize dma_mask and coherent_dma_mask to 32-bits */
    - ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
    + ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32));
    if (ret)
    goto disable_clk;

    - if (!dev->dma_mask)
    - dev->dma_mask = &dev->coherent_dma_mask;
    - else
    - dma_set_mask(dev, DMA_BIT_MASK(32));
    -
    hcd = usb_create_hcd(driver, dev, dev_name(dev));
    if (!hcd) {
    ret = -ENOMEM;
    --
    1.7.9.5
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