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usb: gadget: udc-core: copy dma-related parameters from parent

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gadget's device pointer now is guaranteed to
have valid dma_mask, dma_parms and coherent_dma_mask
fields since we're always copying from our
parent device.

Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Felipe Balbi 2013-02-26 10:50:42 +02:00
parent ef222cb5b5
commit 658c8cf14d
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/gadget/udc-core.c
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@ -185,6 +185,10 @@ int usb_add_gadget_udc(struct device *parent, struct usb_gadget *gadget)
dev_set_name(&gadget->dev, "gadget");
dma_set_coherent_mask(&gadget->dev, parent->coherent_dma_mask);
gadget->dev.dma_parms = parent->dma_parms;
gadget->dev.dma_mask = parent->dma_mask;
ret = device_register(&gadget->dev);
if (ret)
goto err2;