diff options
Diffstat (limited to 'drivers/net/usb/cdc_ether.c')
| -rw-r--r-- | drivers/net/usb/cdc_ether.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 7ec24c9..21e183a 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -37,23 +37,23 @@ static int is_rndis(struct usb_interface_descriptor *desc) { - return desc->bInterfaceClass == USB_CLASS_COMM - && desc->bInterfaceSubClass == 2 - && desc->bInterfaceProtocol == 0xff; + return (desc->bInterfaceClass == USB_CLASS_COMM && + desc->bInterfaceSubClass == 2 && + desc->bInterfaceProtocol == 0xff); } static int is_activesync(struct usb_interface_descriptor *desc) { - return desc->bInterfaceClass == USB_CLASS_MISC - && desc->bInterfaceSubClass == 1 - && desc->bInterfaceProtocol == 1; + return (desc->bInterfaceClass == USB_CLASS_MISC && + desc->bInterfaceSubClass == 1 && + desc->bInterfaceProtocol == 1); } static int is_wireless_rndis(struct usb_interface_descriptor *desc) { - return desc->bInterfaceClass == USB_CLASS_WIRELESS_CONTROLLER - && desc->bInterfaceSubClass == 1 - && desc->bInterfaceProtocol == 3; + return (desc->bInterfaceClass == USB_CLASS_WIRELESS_CONTROLLER && + desc->bInterfaceSubClass == 1 && + desc->bInterfaceProtocol == 3); } #else @@ -116,9 +116,9 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) /* this assumes that if there's a non-RNDIS vendor variant * of cdc-acm, it'll fail RNDIS requests cleanly. */ - rndis = is_rndis(&intf->cur_altsetting->desc) - || is_activesync(&intf->cur_altsetting->desc) - || is_wireless_rndis(&intf->cur_altsetting->desc); + rndis = (is_rndis(&intf->cur_altsetting->desc) || + is_activesync(&intf->cur_altsetting->desc) || + is_wireless_rndis(&intf->cur_altsetting->desc)); memset(info, 0, sizeof *info); info->control = intf; @@ -279,10 +279,10 @@ next_desc: dev->status = &info->control->cur_altsetting->endpoint [0]; desc = &dev->status->desc; - if (!usb_endpoint_is_int_in(desc) - || (le16_to_cpu(desc->wMaxPacketSize) - < sizeof(struct usb_cdc_notification)) - || !desc->bInterval) { + if (!usb_endpoint_is_int_in(desc) || + (le16_to_cpu(desc->wMaxPacketSize) + < sizeof(struct usb_cdc_notification)) || + !desc->bInterval) { dev_dbg(&intf->dev, "bad notification endpoint\n"); dev->status = NULL; } @@ -411,6 +411,12 @@ static int cdc_bind(struct usbnet *dev, struct usb_interface *intf) return 0; } +static int cdc_manage_power(struct usbnet *dev, int on) +{ + dev->intf->needs_remote_wakeup = on; + return 0; +} + static const struct driver_info cdc_info = { .description = "CDC Ethernet Device", .flags = FLAG_ETHER | FLAG_LINK_INTR, @@ -418,6 +424,7 @@ static const struct driver_info cdc_info = { .bind = cdc_bind, .unbind = usbnet_cdc_unbind, .status = cdc_status, + .manage_power = cdc_manage_power, }; static const struct driver_info mbm_info = { @@ -618,6 +625,8 @@ static struct usb_driver cdc_driver = { .disconnect = usbnet_disconnect, .suspend = usbnet_suspend, .resume = usbnet_resume, + .reset_resume = usbnet_resume, + .supports_autosuspend = 1, }; |