From e89781048b9d194ca2f6bc616fcce5cf19712646 Mon Sep 17 00:00:00 2001
From: Catalin Marinas <catalin.marinas@arm.com>
Date: Tue, 2 Feb 2010 15:31:02 +0000
Subject: [PATCH] --- yaml --- r: 185387 b: refs/heads/master c:
 db8516f61b481e82cec398474ed716d926de7f94 h: refs/heads/master i:   185385:
 eb00d9fc141013eddade9bd1df55f770b9085217   185383:
 2ad2181d1c326e01e4d1ea9fb5a4ae562c1fa553 v: v3

---
 [refs]                               |  2 +-
 trunk/drivers/usb/host/isp1760-hcd.c | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index e045955c339d..9cc6774f3379 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9714080d20f2ec4b671a06ce69367d91fa9e227e
+refs/heads/master: db8516f61b481e82cec398474ed716d926de7f94
diff --git a/trunk/drivers/usb/host/isp1760-hcd.c b/trunk/drivers/usb/host/isp1760-hcd.c
index 27b8f7cb4471..9f01293600b0 100644
--- a/trunk/drivers/usb/host/isp1760-hcd.c
+++ b/trunk/drivers/usb/host/isp1760-hcd.c
@@ -17,7 +17,9 @@
 #include <linux/debugfs.h>
 #include <linux/uaccess.h>
 #include <linux/io.h>
+#include <linux/mm.h>
 #include <asm/unaligned.h>
+#include <asm/cacheflush.h>
 
 #include "../core/hcd.h"
 #include "isp1760-hcd.h"
@@ -904,6 +906,14 @@ __acquires(priv->lock)
 			status = 0;
 	}
 
+	if (usb_pipein(urb->pipe) && usb_pipetype(urb->pipe) != PIPE_CONTROL) {
+		void *ptr;
+		for (ptr = urb->transfer_buffer;
+		     ptr < urb->transfer_buffer + urb->transfer_buffer_length;
+		     ptr += PAGE_SIZE)
+			flush_dcache_page(virt_to_page(ptr));
+	}
+
 	/* complete() can reenter this HCD */
 	usb_hcd_unlink_urb_from_ep(priv_to_hcd(priv), urb);
 	spin_unlock(&priv->lock);