[src/trunk]: src/sys/dev/usb Flush memory correctly during ring put.

[mlelstv <mlelstv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c6a8092cb9fb
branches:  trunk
changeset: 345530:c6a8092cb9fb
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Tue May 31 09:22:11 2016 +0000

description:
Flush memory correctly during ring put.
See PR 51199.

>From Sprow, ok skrll@.

diffstat:

 sys/dev/usb/xhci.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r acec09f245b9 -r c6a8092cb9fb sys/dev/usb/xhci.c
--- a/sys/dev/usb/xhci.c        Tue May 31 08:24:43 2016 +0000
+++ b/sys/dev/usb/xhci.c        Tue May 31 09:22:11 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: xhci.c,v 1.46 2016/05/10 15:14:03 pooka Exp $  */
+/*     $NetBSD: xhci.c,v 1.47 2016/05/31 09:22:11 mlelstv Exp $        */
 
 /*
  * Copyright (c) 2013 Jonathan A. Kollasch
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.46 2016/05/10 15:14:03 pooka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xhci.c,v 1.47 2016/05/31 09:22:11 mlelstv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_usb.h"
@@ -2559,7 +2559,7 @@
        }
 
        xhci_trb_put(&xr->xr_trb[xr->xr_ep], parameter, status, control);
-       usb_syncmem(&xr->xr_dma, XHCI_TRB_SIZE * ri, XHCI_TRB_SIZE * 1,
+       usb_syncmem(&xr->xr_dma, XHCI_TRB_SIZE * xr->xr_ep, XHCI_TRB_SIZE * 1,
            BUS_DMASYNC_PREWRITE);
        xr->xr_cookies[xr->xr_ep] = cookie;