---

yaml --- r: 265126 b: refs/heads/master c: 46e172d h: refs/heads/master v: v3
git-mirror · Oct 13, 2011 · 44b336d · 44b336d
1 parent 459a099
commit 44b336d
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: daec765da767e4a6a30e1298862b28f2cae9a73f
+refs/heads/master: 46e172dfb38c9dad2ea52d8c161834c1f0bd2473
diff --git a/trunk/drivers/usb/gadget/mv_udc_core.c b/trunk/drivers/usb/gadget/mv_udc_core.c
@@ -1385,6 +1385,13 @@ udc_prime_status(struct mv_udc *udc, u8 direction, u16 status, bool empty)
 	req->req.complete = NULL;
 	req->dtd_count = 0;
 
+	if (req->req.dma == DMA_ADDR_INVALID) {
+		req->req.dma = dma_map_single(ep->udc->gadget.dev.parent,
+				req->req.buf, req->req.length,
+				ep_dir(ep) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+		req->mapped = 1;
+	}
+
 	/* prime the data phase */
 	if (!req_to_dtd(req))
 		retval = queue_dtd(ep, req);
@@ -2115,7 +2122,7 @@ static int __devinit mv_udc_probe(struct platform_device *dev)
 
 	/* allocate a small amount of memory to get valid address */
 	udc->status_req->req.buf = kzalloc(8, GFP_KERNEL);
-	udc->status_req->req.dma = virt_to_phys(udc->status_req->req.buf);
+	udc->status_req->req.dma = DMA_ADDR_INVALID;
 
 	udc->resume_state = USB_STATE_NOTATTACHED;
 	udc->usb_state = USB_STATE_POWERED;