diff options
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 93b28ee8e8bd..95ae6377d7e5 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1255,6 +1255,7 @@ static void acm_disconnect(struct usb_interface *intf) tty_hangup(acm->tty); } +#ifdef CONFIG_PM static int acm_suspend(struct usb_interface *intf, pm_message_t message) { struct acm *acm = usb_get_intfdata(intf); @@ -1320,6 +1321,8 @@ err_out: mutex_unlock(&acm->mutex); return rv; } + +#endif /* CONFIG_PM */ /* * USB driver structure. */ @@ -1375,10 +1378,14 @@ static struct usb_driver acm_driver = { .name = "cdc_acm", .probe = acm_probe, .disconnect = acm_disconnect, +#ifdef CONFIG_PM .suspend = acm_suspend, .resume = acm_resume, +#endif .id_table = acm_ids, +#ifdef CONFIG_PM .supports_autosuspend = 1, +#endif }; /* |