From: Hans de Goede <hdegoede@redhat.com>
Date: Sat, 20 Sep 2014 14:51:23 +0000 (+0200)
Subject: usb: ehci: Add missing cache flush to destroy_int_queue
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=ea7b30c58973d59396c71d5880a652639d479a68;p=project%2Fbcm63xx%2Fu-boot.git

usb: ehci: Add missing cache flush to destroy_int_queue

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 41af302e03..1a0ddc3d51 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1342,6 +1342,8 @@ destroy_int_queue(struct usb_device *dev, struct int_queue *queue)
 		if (NEXT_QH(cur) == queue->first) {
 			debug("found candidate. removing from chain\n");
 			cur->qh_link = queue->last->qh_link;
+			flush_dcache_range((uint32_t)cur,
+					   ALIGN_END_ADDR(struct QH, cur, 1));
 			result = 0;
 			break;
 		}