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Commit d0a0a65e authored by Sean Young's avatar Sean Young Committed by Mauro Carvalho Chehab
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[media] redrat3: ensure dma is setup properly 



This fixes the driver on arm.

Reported-by: default avatarSteven Guitton <keltiek@gmail.com>
Tested-by: default avatarSteven Guitton <keltiek@gmail.com>
Signed-off-by: default avatarSean Young <sean@mess.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent ddc0085e

drivers/media/rc/redrat3.c

+3 −1
Original line number Diff line number Diff line
@@ -966,7 +966,7 @@ static int redrat3_dev_probe(struct usb_interface *intf, 


	rr3->ep_in = ep_in;

	rr3->bulk_in_buf = usb_alloc_coherent(udev,

		le16_to_cpu(ep_in->wMaxPacketSize), GFP_ATOMIC, &rr3->dma_in);

		le16_to_cpu(ep_in->wMaxPacketSize), GFP_KERNEL, &rr3->dma_in);

	if (!rr3->bulk_in_buf) {

		dev_err(dev, "Read buffer allocation failure\n");

		goto error;
@@ -975,6 +975,8 @@ static int redrat3_dev_probe(struct usb_interface *intf, 
	pipe = usb_rcvbulkpipe(udev, ep_in->bEndpointAddress);

	usb_fill_bulk_urb(rr3->read_urb, udev, pipe, rr3->bulk_in_buf,

		le16_to_cpu(ep_in->wMaxPacketSize), redrat3_handle_async, rr3);

	rr3->read_urb->transfer_dma = rr3->dma_in;

	rr3->read_urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;



	rr3->ep_out = ep_out;

	rr3->udev = udev;