linux-kernel - [PATCH] [102/223] hdpvr: Add missing URB_NO_TRANSFER_DMA

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Date:	Mon, 13 Dec 2010 00:46:42 +0100 (CET)
From:	Andi Kleen <andi@...stfloor.org>
To:	mclaren@...ane.edu, j@...nau.net, mchehab@...hat.com,
	gregkh@...e.de, ak@...ux.intel.com, linux-kernel@...r.kernel.org,
	stable@...nel.org
Subject: [PATCH] [102/223] hdpvr: Add missing URB_NO_TRANSFER_DMA_MAP flag

2.6.35-longterm review patch.  If anyone has any objections, please let me know.

------------------
From: James M McLaren <mclaren@...ane.edu>

commit 4f5c933abb34532dc962185c999509b97a97fa1b upstream.

Necessary on arm.

Signed-off-by: Janne Grunau <j@...nau.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
Signed-off-by: Andi Kleen <ak@...ux.intel.com>

---
 drivers/media/video/hdpvr/hdpvr-video.c |    1 +
 1 file changed, 1 insertion(+)

Index: linux/drivers/media/video/hdpvr/hdpvr-video.c
===================================================================
--- linux.orig/drivers/media/video/hdpvr/hdpvr-video.c
+++ linux/drivers/media/video/hdpvr/hdpvr-video.c
@@ -157,6 +157,7 @@ int hdpvr_alloc_buffers(struct hdpvr_dev
 				  mem, dev->bulk_in_size,
 				  hdpvr_read_bulk_callback, buf);
 
+		buf->urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
 		buf->status = BUFSTAT_AVAILABLE;
 		list_add_tail(&buf->buff_list, &dev->free_buff_list);
 	}
--
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