Hello.
On 19-12-2011 17:09, Felipe Balbi wrote:
On 19-12-2011 14:30, Felipe Balbi wrote:
those routines have everything we need to map/unmap
USB requests and it's better to use them.
Signed-off-by: Felipe Balbi<balbi@xxxxxx>
---
drivers/usb/gadget/goku_udc.c | 17 +++++++----------
1 files changed, 7 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index 5af70fcc..bc47735 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
[...]
@@ -736,10 +732,11 @@ goku_queue(struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
return -EBUSY;
/* 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) {
+ status = usb_gadget_map_request(&dev->gadget,&req->req,
Not '&_req->req'?
of course not. _req is the usb_request not Goku's internal
representation. I could change that to:
usb_gadget_map_request(&dev->gadget, _req, ep->is_in);
though.
Yes, I've corrected myself already.
WBR, Sergei
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