| From | Christoph Hellwig <> | Subject | [PATCH 12/18] fotg210-udc: remove a bogus dma_sync_single_for_device call | Date | Fri, 1 Feb 2019 09:47:55 +0100 |
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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 */ -- 2.20.1
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