From 7357b944d7e6411e967e02acd5c6167e2f77fe84 Mon Sep 17 00:00:00 2001
From: deraadt <deraadt@openbsd.org>
Date: Fri, 6 Aug 2010 05:24:16 +0000
Subject: [PATCH] ca_activate function for suspend/resume; tested by mlarkin

---
 sys/dev/pci/if_sis.c | 27 +++++++++++++++++++++++++--
 1 file changed, 25 insertions(+), 2 deletions(-)

diff --git a/sys/dev/pci/if_sis.c b/sys/dev/pci/if_sis.c
index 335b274f697..2d80c46805a 100644
--- a/sys/dev/pci/if_sis.c
+++ b/sys/dev/pci/if_sis.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_sis.c,v 1.98 2010/05/19 15:27:35 oga Exp $ */
+/*	$OpenBSD: if_sis.c,v 1.99 2010/08/06 05:24:16 deraadt Exp $ */
 /*
  * Copyright (c) 1997, 1998, 1999
  *	Bill Paul <wpaul@ctr.columbia.edu>.  All rights reserved.
@@ -104,9 +104,11 @@
 
 int sis_probe(struct device *, void *, void *);
 void sis_attach(struct device *, struct device *, void *);
+int sis_activate(struct device *, int);
 
 struct cfattach sis_ca = {
-	sizeof(struct sis_softc), sis_probe, sis_attach
+	sizeof(struct sis_softc), sis_probe, sis_attach, NULL,
+	sis_activate
 };
 
 struct cfdriver sis_cd = {
@@ -1151,6 +1153,27 @@ fail_1:
 	bus_space_unmap(sc->sis_btag, sc->sis_bhandle, size);
 }
 
+int
+sis_activate(struct device *self, int act)
+{
+	struct sis_softc *sc = (struct sis_softc *)self;
+	struct ifnet *ifp = &sc->arpcom.ac_if;
+
+	switch (act) {
+	case DVACT_SUSPEND:
+		if (ifp->if_flags & IFF_RUNNING)
+			sis_stop(sc);
+		config_activate_children(self, act);
+		break;
+	case DVACT_RESUME:
+		config_activate_children(self, act);
+		if (ifp->if_flags & IFF_UP)
+			sis_init(sc);
+		break;
+	}
+	return (0);
+}
+
 /*
  * Initialize the TX and RX descriptors and allocate mbufs for them. Note that
  * we arrange the descriptors in a closed ring, so that the last descriptor
-- 
2.20.1