From: Christoph Hellwig <hch@lst.de>
Date: Fri, 1 Feb 2019 08:47:55 +0000 (+0100)
Subject: fotg210-udc: remove a bogus dma_sync_single_for_device call
X-Git-Tag: v5.4-rc1~1507^2~30^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8c7ffa5ebd4e56ac0a7dcc70fa6da94171d8985d;p=platform%2Fkernel%2Flinux-rpi.git

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>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
---

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index bc6abae..fe9cf41 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 */