[src/trunk]: src/sys/dev/pci Set CTRL_MEHE correctly (PCH_{LPT, SPT} only).

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

details:   https://anonhg.NetBSD.org/src/rev/7a36ebb1536f
branches:  trunk
changeset: 819034:7a36ebb1536f
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Mon Nov 14 05:38:39 2016 +0000

description:
Set CTRL_MEHE correctly (PCH_{LPT,SPT} only).

diffstat:

 sys/dev/pci/if_wm.c |  9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diffs (30 lines):

diff -r f82c3719c5f7 -r 7a36ebb1536f sys/dev/pci/if_wm.c
--- a/sys/dev/pci/if_wm.c       Mon Nov 14 04:55:57 2016 +0000
+++ b/sys/dev/pci/if_wm.c       Mon Nov 14 05:38:39 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_wm.c,v 1.443 2016/11/10 08:35:24 msaitoh Exp $      */
+/*     $NetBSD: if_wm.c,v 1.444 2016/11/14 05:38:39 msaitoh Exp $      */
 
 /*
  * Copyright (c) 2001, 2002, 2003, 2004 Wasabi Systems, Inc.
@@ -84,7 +84,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.443 2016/11/10 08:35:24 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.444 2016/11/14 05:38:39 msaitoh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_net_mpsafe.h"
@@ -5200,9 +5200,8 @@
                reg |= PBECCSTS_UNCORR_ECC_ENABLE;
                CSR_WRITE(sc, WMREG_PBECCSTS, reg);
 
-               reg = CSR_READ(sc, WMREG_CTRL);
-               reg |= CTRL_MEHE;
-               CSR_WRITE(sc, WMREG_CTRL, reg);
+               sc->sc_ctrl |= CTRL_MEHE;
+               CSR_WRITE(sc, WMREG_CTRL, sc->sc_ctrl);
                break;
        default:
                break;