Commit ae4d7933 authored by Felipe Balbi's avatar Felipe Balbi
Browse files

usb: gadget: net2280: use generic map/unmap routines 



those routines have everything we need to map/unmap
USB requests and it's better to use them.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent af93f2c7

drivers/usb/gadget/net2280.c

+9 −10
Original line number Diff line number Diff line
@@ -806,12 +806,8 @@ done (struct net2280_ep *ep, struct net2280_request *req, int status) 
		status = req->req.status;



	dev = ep->dev;

	if (req->mapped) {

		pci_unmap_single (dev->pdev, req->req.dma, req->req.length,

			ep->is_in ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE);

		req->req.dma = DMA_ADDR_INVALID;

		req->mapped = 0;

	}

	if (ep->dma)

		usb_gadget_unmap_request(&dev->gadget, &req->req, ep->is_in);



	if (status && status != -ESHUTDOWN)

		VDEBUG (dev, "complete %s req %p stat %d len %u/%u\n",
@@ -857,10 +853,13 @@ net2280_queue (struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags) 
		return -EOPNOTSUPP;



	/* set up dma mapping in case the caller didn't */

	if (ep->dma && _req->dma == DMA_ADDR_INVALID) {

		_req->dma = pci_map_single (dev->pdev, _req->buf, _req->length,

			ep->is_in ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE);

		req->mapped = 1;

	if (ep->dma) {

		int ret;



		ret = usb_gadget_map_request(&dev->gadget, _req,

				ep->is_in);

		if (ret)

			return ret;

	}



#if 0