[alsa-devel] [PATCH 12/18] fotg210-udc: remove a bogus dma_sync_single_for_device call

dma_map_single already transfers ownership to the device.

Signed-off-by: Christoph Hellwig hch@lst.de --- drivers/usb/gadget/udc/fotg210-udc.c | 4 ---- 1 file changed, 4 deletions(-)

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c index bc6abaea907d..fe9cf415f2f1 100644 --- a/drivers/usb/gadget/udc/fotg210-udc.c +++ b/drivers/usb/gadget/udc/fotg210-udc.c @@ -356,10 +356,6 @@ static void fotg210_start_dma(struct fotg210_ep *ep, 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 */