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Subject[PATCH 12/18] fotg210-udc: remove a bogus dma_sync_single_for_device call
Date
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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