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authorChunfeng Yun <chunfeng.yun@mediatek.com>2017-10-13 11:26:33 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-10-23 12:29:40 +0300
commitda087419c05c0e2124dcdd6eda29e4ee64b78c9d (patch)
tree39edce43c5d97c6de8c88ac97c9482c220b50e5e /drivers
parentf2d13b02cd9647518b4397fc23fed971955ec945 (diff)
downloadlinux-da087419c05c0e2124dcdd6eda29e4ee64b78c9d.tar.xz
usb: xhci-mtk: use dma_set_mask_and_coherent() in probe function
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> Acked-by: Mathias Nyman <mathias.nyman@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/host/xhci-mtk.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 8fb60657ed4f..c197a6d9e157 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;