3 files changed, 30 insertions, 0 deletions
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index a0e4a033e2d..9a6e4b6bdbf 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -987,8 +987,36 @@ static void psmouse_resync(struct work_struct *work)
 static void psmouse_cleanup(struct serio *serio)
 {
 	struct psmouse *psmouse = serio_get_drvdata(serio);
+	struct psmouse *parent = NULL;
+
+	mutex_lock(&psmouse_mutex);
+
+	if (serio->parent && serio->id.type == SERIO_PS_PSTHRU) {
+		parent = serio_get_drvdata(serio->parent);
+		psmouse_deactivate(parent);
+	}
+
+	psmouse_deactivate(psmouse);
+
+	if (psmouse->cleanup)
+		psmouse->cleanup(psmouse);
 
 	psmouse_reset(psmouse);
+
+/*
+ * Some boxes, such as HP nx7400, get terribly confused if mouse
+ * is not fully enabled before suspending/shutting down.
+ */
+	ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_ENABLE);
+
+	if (parent) {
+		if (parent->pt_deactivate)
+			parent->pt_deactivate(parent);
+
+		psmouse_activate(parent);
+	}
+
+	mutex_unlock(&psmouse_mutex);
 }
 
 /*
diff --git a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h
index 1b74cae8a55..cf1de95b6f2 100644
--- a/drivers/input/mouse/psmouse.h
+++ b/drivers/input/mouse/psmouse.h
@@ -68,6 +68,7 @@ struct psmouse {
 
 	int (*reconnect)(struct psmouse *psmouse);
 	void (*disconnect)(struct psmouse *psmouse);
+	void (*cleanup)(struct psmouse *psmouse);
 	int (*poll)(struct psmouse *psmouse);
 
 	void (*pt_activate)(struct psmouse *psmouse);
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 49ac696d6cf..f0f9413d762 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -652,6 +652,7 @@ int synaptics_init(struct psmouse *psmouse)
 	psmouse->set_rate = synaptics_set_rate;
 	psmouse->disconnect = synaptics_disconnect;
 	psmouse->reconnect = synaptics_reconnect;
+	psmouse->cleanup = synaptics_reset;
 	psmouse->pktsize = 6;
 	/* Synaptics can usually stay in sync without extra help */
 	psmouse->resync_time = 0;