From ea7b30c58973d59396c71d5880a652639d479a68 Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Sat, 20 Sep 2014 16:51:23 +0200
Subject: [PATCH] usb: ehci: Add missing cache flush to destroy_int_queue
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
drivers/usb/host/ehci-hcd.c | 2 ++
1 file changed, 2 insertions(+)
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;
}
--
2.39.5