Merge tag 'usb-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB updates from Greg KH:
 "Here's the big pull request for USB and PHY drivers for 4.7-rc1

  Full details in the shortlog, but it's the normal major gadget driver
  updates, phy updates, new usbip code, as well as a bit of lots of
  other stuff.

  All have been in linux-next with no reported issues"

* tag 'usb-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (164 commits)
  USB: serial: ti_usb_3410_5052: add MOXA UPORT 11x0 support
  USB: serial: fix minor-number allocation
  USB: serial: quatech2: fix use-after-free in probe error path
  USB: serial: mxuport: fix use-after-free in probe error path
  USB: serial: keyspan: fix debug and error messages
  USB: serial: keyspan: fix URB unlink
  USB: serial: keyspan: fix use-after-free in probe error path
  USB: serial: io_edgeport: fix memory leaks in probe error path
  USB: serial: io_edgeport: fix memory leaks in attach error path
  usb: Remove unnecessary space before operator ','.
  usb: Remove unnecessary space before open square bracket.
  USB: FHCI: avoid redundant condition
  usb: host: xhci-rcar: Avoid long wait in xhci_reset()
  usb/host/fotg210: remove dead code in create_sysfs_files
  usb: wusbcore: Do not initialise statics to 0.
  usb: wusbcore: Remove space before ',' and '(' .
  USB: serial: cp210x: clean up CRTSCTS flag code
  USB: serial: cp210x: get rid of magic numbers in CRTSCTS flag code
  USB: serial: cp210x: fix hardware flow-control disable
  USB: serial: option: add even more ZTE device ids
  ...

1 files changed, 19 insertions, 7 deletions

diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c
index e4e70e11d0f6..6e8300d6a737 100644
--- a/drivers/usb/gadget/udc/udc-core.c
+++ b/drivers/usb/gadget/udc/udc-core.c
@@ -61,11 +61,9 @@ static int udc_bind_to_driver(struct usb_udc *udc,
 
 #ifdef	CONFIG_HAS_DMA
 
-int usb_gadget_map_request(struct usb_gadget *gadget,
+int usb_gadget_map_request_by_dev(struct device *dev,
 		struct usb_request *req, int is_in)
 {
-	struct device *dev = gadget->dev.parent;
-
 	if (req->length == 0)
 		return 0;
 
@@ -75,7 +73,7 @@ int usb_gadget_map_request(struct usb_gadget *gadget,
 		mapped = dma_map_sg(dev, req->sg, req->num_sgs,
 				is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
 		if (mapped == 0) {
-			dev_err(&gadget->dev, "failed to map SGs\n");
+			dev_err(dev, "failed to map SGs\n");
 			return -EFAULT;
 		}
 
@@ -92,24 +90,38 @@ int usb_gadget_map_request(struct usb_gadget *gadget,
 
 	return 0;
 }
+EXPORT_SYMBOL_GPL(usb_gadget_map_request_by_dev);
+
+int usb_gadget_map_request(struct usb_gadget *gadget,
+		struct usb_request *req, int is_in)
+{
+	return usb_gadget_map_request_by_dev(gadget->dev.parent, req, is_in);
+}
 EXPORT_SYMBOL_GPL(usb_gadget_map_request);
 
-void usb_gadget_unmap_request(struct usb_gadget *gadget,
+void usb_gadget_unmap_request_by_dev(struct device *dev,
 		struct usb_request *req, int is_in)
 {
 	if (req->length == 0)
 		return;
 
 	if (req->num_mapped_sgs) {
-		dma_unmap_sg(gadget->dev.parent, req->sg, req->num_mapped_sgs,
+		dma_unmap_sg(dev, req->sg, req->num_mapped_sgs,
 				is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
 
 		req->num_mapped_sgs = 0;
 	} else {
-		dma_unmap_single(gadget->dev.parent, req->dma, req->length,
+		dma_unmap_single(dev, req->dma, req->length,
 				is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
 	}
 }
+EXPORT_SYMBOL_GPL(usb_gadget_unmap_request_by_dev);
+
+void usb_gadget_unmap_request(struct usb_gadget *gadget,
+		struct usb_request *req, int is_in)
+{
+	usb_gadget_unmap_request_by_dev(gadget->dev.parent, req, is_in);
+}
 EXPORT_SYMBOL_GPL(usb_gadget_unmap_request);
 
 #endif	/* CONFIG_HAS_DMA */