diff options
Diffstat (limited to 'drivers/usb/gadget/udc/fotg210-udc.c')
| -rw-r--r-- | drivers/usb/gadget/udc/fotg210-udc.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c index bc6abaea907d..cec49294bac6 100644 --- a/drivers/usb/gadget/udc/fotg210-udc.c +++ b/drivers/usb/gadget/udc/fotg210-udc.c @@ -326,6 +326,7 @@ dma_reset: static void fotg210_start_dma(struct fotg210_ep *ep, struct fotg210_request *req) { + struct device *dev = &ep->fotg210->gadget.dev; dma_addr_t d; u8 *buffer; u32 length; @@ -348,18 +349,14 @@ static void fotg210_start_dma(struct fotg210_ep *ep, length = req->req.length; } - d = dma_map_single(NULL, buffer, length, + d = dma_map_single(dev, buffer, length, ep->dir_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE); - if (dma_mapping_error(NULL, d)) { + if (dma_mapping_error(dev, d)) { pr_err("dma_mapping_error\n"); return; } - dma_sync_single_for_device(NULL, d, length, - ep->dir_in ? DMA_TO_DEVICE : - DMA_FROM_DEVICE); - fotg210_enable_dma(ep, d, length); /* check if dma is done */ @@ -370,7 +367,7 @@ static void fotg210_start_dma(struct fotg210_ep *ep, /* update actual transfer length */ req->req.actual += length; - dma_unmap_single(NULL, d, length, DMA_TO_DEVICE); + dma_unmap_single(dev, d, length, DMA_TO_DEVICE); } static void fotg210_ep0_queue(struct fotg210_ep *ep, |