we have generic implementations for a reason,
let's use them
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/usb/gadget/fusb300_udc.c | 17 +++++++----------
1 file changed, 7 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/gadget/fusb300_udc.c b/drivers/usb/gadget/fusb300_udc.c
index bf51625..f62568c 100644
--- a/drivers/usb/gadget/fusb300_udc.c
+++ b/drivers/usb/gadget/fusb300_udc.c
@@ -938,25 +938,22 @@ IDMA_RESET:
static void fusb300_set_idma(struct fusb300_ep *ep,
struct fusb300_request *req)
{
- dma_addr_t d;
+ int ret;
- d = dma_map_single(NULL, req->req.buf, req->req.length, DMA_TO_DEVICE);
-
- if (dma_mapping_error(NULL, d)) {
- printk(KERN_DEBUG "dma_mapping_error\n");
+ ret = usb_gadget_map_request(&ep->fusb300->gadget,
+ &req->req, DMA_TO_DEVICE);
+ if (ret)
return;
- }
-
- dma_sync_single_for_device(NULL, d, req->req.length, DMA_TO_DEVICE);
fusb300_enable_bit(ep->fusb300, FUSB300_OFFSET_IGER0,
FUSB300_IGER0_EEPn_PRD_INT(ep->epnum));
- fusb300_fill_idma_prdtbl(ep, d, req->req.length);
+ fusb300_fill_idma_prdtbl(ep, req->req.dma, req->req.length);
/* check idma is done */
fusb300_wait_idma_finished(ep);
- dma_unmap_single(NULL, d, req->req.length, DMA_TO_DEVICE);
+ usb_gadget_unmap_request(&ep->fusb300->gadget,
+ &req->req, DMA_TO_DEVICE);
}
static void in_ep_fifo_handler(struct fusb300_ep *ep)
--
1.8.1.rc1.5.g7e0651a
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