[src/trunk]: src/sys/dev/usb Null suspend/resume handler for uplcom(4).

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

details:   https://anonhg.NetBSD.org/src/rev/657c5a0f090b
branches:  trunk
changeset: 338570:657c5a0f090b
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat May 30 16:44:28 2015 +0000

description:
Null suspend/resume handler for uplcom(4).

diffstat:

 sys/dev/usb/uplcom.c |  10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diffs (38 lines):

diff -r a8f685300025 -r 657c5a0f090b sys/dev/usb/uplcom.c
--- a/sys/dev/usb/uplcom.c      Sat May 30 16:12:33 2015 +0000
+++ b/sys/dev/usb/uplcom.c      Sat May 30 16:44:28 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uplcom.c,v 1.74 2014/07/14 12:04:48 ryoon Exp $        */
+/*     $NetBSD: uplcom.c,v 1.75 2015/05/30 16:44:28 riastradh Exp $    */
 /*
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
  * All rights reserved.
@@ -34,7 +34,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uplcom.c,v 1.74 2014/07/14 12:04:48 ryoon Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uplcom.c,v 1.75 2015/05/30 16:44:28 riastradh Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -418,6 +418,9 @@
        sc->sc_subdev = config_found_sm_loc(self, "ucombus", NULL, &uca,
                                            ucomprint, ucomsubmatch);
 
+       if (!pmf_device_register(self, NULL, NULL))
+               aprint_error_dev(self, "couldn't establish power handler\n");
+
        return;
 }
 
@@ -452,6 +455,9 @@
        usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
                           sc->sc_dev);
 
+       if (rv == 0)
+               pmf_device_deregister(self);
+
        return (rv);
 }