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SubjectRe: [PATCH 9/9] usb: gadget: goku: use generic map/unmap routines
Hello.

On 19-12-2011 17:02, Sergei Shtylyov 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@ti.com>
>> ---
>> 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'?

Or just '_req'?

WBR, Sergei


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