| // SPDX-License-Identifier: GPL-2.0-or-later |
| /* |
| * CDC Ethernet based networking peripherals |
| * Copyright (C) 2003-2005 by David Brownell |
| * Copyright (C) 2006 by Ole Andre Vadla Ravnas (ActiveSync) |
| */ |
| |
| // #define DEBUG // error path messages, extra info |
| // #define VERBOSE // more; success messages |
| |
| #include <linux/module.h> |
| #include <linux/netdevice.h> |
| #include <linux/etherdevice.h> |
| #include <linux/ethtool.h> |
| #include <linux/workqueue.h> |
| #include <linux/mii.h> |
| #include <linux/usb.h> |
| #include <linux/usb/cdc.h> |
| #include <linux/usb/usbnet.h> |
| |
| |
| #if IS_ENABLED(CONFIG_USB_NET_RNDIS_HOST) |
| |
| static int is_rndis(struct usb_interface_descriptor *desc) |
| { |
| 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); |
| } |
| |
| static int is_wireless_rndis(struct usb_interface_descriptor *desc) |
| { |
| return (desc->bInterfaceClass == USB_CLASS_WIRELESS_CONTROLLER && |
| desc->bInterfaceSubClass == 1 && |
| desc->bInterfaceProtocol == 3); |
| } |
| |
| static int is_novatel_rndis(struct usb_interface_descriptor *desc) |
| { |
| return (desc->bInterfaceClass == USB_CLASS_MISC && |
| desc->bInterfaceSubClass == 4 && |
| desc->bInterfaceProtocol == 1); |
| } |
| |
| #else |
| |
| #define is_rndis(desc) 0 |
| #define is_activesync(desc) 0 |
| #define is_wireless_rndis(desc) 0 |
| #define is_novatel_rndis(desc) 0 |
| |
| #endif |
| |
| static const u8 mbm_guid[16] = { |
| 0xa3, 0x17, 0xa8, 0x8b, 0x04, 0x5e, 0x4f, 0x01, |
| 0xa6, 0x07, 0xc0, 0xff, 0xcb, 0x7e, 0x39, 0x2a, |
| }; |
| |
| static void usbnet_cdc_update_filter(struct usbnet *dev) |
| { |
| struct cdc_state *info = (void *) &dev->data; |
| struct usb_interface *intf = info->control; |
| struct net_device *net = dev->net; |
| |
| u16 cdc_filter = USB_CDC_PACKET_TYPE_DIRECTED |
| | USB_CDC_PACKET_TYPE_BROADCAST; |
| |
| /* filtering on the device is an optional feature and not worth |
| * the hassle so we just roughly care about snooping and if any |
| * multicast is requested, we take every multicast |
| */ |
| if (net->flags & IFF_PROMISC) |
| cdc_filter |= USB_CDC_PACKET_TYPE_PROMISCUOUS; |
| if (!netdev_mc_empty(net) || (net->flags & IFF_ALLMULTI)) |
| cdc_filter |= USB_CDC_PACKET_TYPE_ALL_MULTICAST; |
| |
| usb_control_msg(dev->udev, |
| usb_sndctrlpipe(dev->udev, 0), |
| USB_CDC_SET_ETHERNET_PACKET_FILTER, |
| USB_TYPE_CLASS | USB_RECIP_INTERFACE, |
| cdc_filter, |
| intf->cur_altsetting->desc.bInterfaceNumber, |
| NULL, |
| 0, |
| USB_CTRL_SET_TIMEOUT |
| ); |
| } |
| |
| /* probes control interface, claims data interface, collects the bulk |
| * endpoints, activates data interface (if needed), maybe sets MTU. |
| * all pure cdc, except for certain firmware workarounds, and knowing |
| * that rndis uses one different rule. |
| */ |
| int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) |
| { |
| u8 *buf = intf->cur_altsetting->extra; |
| int len = intf->cur_altsetting->extralen; |
| struct usb_interface_descriptor *d; |
| struct cdc_state *info = (void *) &dev->data; |
| int status; |
| int rndis; |
| bool android_rndis_quirk = false; |
| struct usb_driver *driver = driver_of(intf); |
| struct usb_cdc_parsed_header header; |
| |
| if (sizeof(dev->data) < sizeof(*info)) |
| return -EDOM; |
| |
| /* expect strict spec conformance for the descriptors, but |
| * cope with firmware which stores them in the wrong place |
| */ |
| if (len == 0 && dev->udev->actconfig->extralen) { |
| /* Motorola SB4100 (and others: Brad Hards says it's |
| * from a Broadcom design) put CDC descriptors here |
| */ |
| buf = dev->udev->actconfig->extra; |
| len = dev->udev->actconfig->extralen; |
| dev_dbg(&intf->dev, "CDC descriptors on config\n"); |
| } |
| |
| /* Maybe CDC descriptors are after the endpoint? This bug has |
| * been seen on some 2Wire Inc RNDIS-ish products. |
| */ |
| if (len == 0) { |
| struct usb_host_endpoint *hep; |
| |
| hep = intf->cur_altsetting->endpoint; |
| if (hep) { |
| buf = hep->extra; |
| len = hep->extralen; |
| } |
| if (len) |
| dev_dbg(&intf->dev, |
| "CDC descriptors on endpoint\n"); |
| } |
| |
| /* 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) || |
| is_novatel_rndis(&intf->cur_altsetting->desc)); |
| |
| memset(info, 0, sizeof(*info)); |
| info->control = intf; |
| |
| cdc_parse_cdc_header(&header, intf, buf, len); |
| |
| info->u = header.usb_cdc_union_desc; |
| info->header = header.usb_cdc_header_desc; |
| info->ether = header.usb_cdc_ether_desc; |
| if (!info->u) { |
| if (rndis) |
| goto skip; |
| else /* in that case a quirk is mandatory */ |
| goto bad_desc; |
| } |
| /* we need a master/control interface (what we're |
| * probed with) and a slave/data interface; union |
| * descriptors sort this all out. |
| */ |
| info->control = usb_ifnum_to_if(dev->udev, info->u->bMasterInterface0); |
| info->data = usb_ifnum_to_if(dev->udev, info->u->bSlaveInterface0); |
| if (!info->control || !info->data) { |
| dev_dbg(&intf->dev, |
| "master #%u/%p slave #%u/%p\n", |
| info->u->bMasterInterface0, |
| info->control, |
| info->u->bSlaveInterface0, |
| info->data); |
| /* fall back to hard-wiring for RNDIS */ |
| if (rndis) { |
| android_rndis_quirk = true; |
| goto skip; |
| } |
| goto bad_desc; |
| } |
| if (info->control != intf) { |
| dev_dbg(&intf->dev, "bogus CDC Union\n"); |
| /* Ambit USB Cable Modem (and maybe others) |
| * interchanges master and slave interface. |
| */ |
| if (info->data == intf) { |
| info->data = info->control; |
| info->control = intf; |
| } else |
| goto bad_desc; |
| } |
| |
| /* some devices merge these - skip class check */ |
| if (info->control == info->data) |
| goto skip; |
| |
| /* a data interface altsetting does the real i/o */ |
| d = &info->data->cur_altsetting->desc; |
| if (d->bInterfaceClass != USB_CLASS_CDC_DATA) { |
| dev_dbg(&intf->dev, "slave class %u\n", d->bInterfaceClass); |
| goto bad_desc; |
| } |
| skip: |
| /* Communcation class functions with bmCapabilities are not |
| * RNDIS. But some Wireless class RNDIS functions use |
| * bmCapabilities for their own purpose. The failsafe is |
| * therefore applied only to Communication class RNDIS |
| * functions. The rndis test is redundant, but a cheap |
| * optimization. |
| */ |
| if (rndis && is_rndis(&intf->cur_altsetting->desc) && |
| header.usb_cdc_acm_descriptor && |
| header.usb_cdc_acm_descriptor->bmCapabilities) { |
| dev_dbg(&intf->dev, |
| "ACM capabilities %02x, not really RNDIS?\n", |
| header.usb_cdc_acm_descriptor->bmCapabilities); |
| goto bad_desc; |
| } |
| |
| if (header.usb_cdc_ether_desc && info->ether->wMaxSegmentSize) { |
| dev->hard_mtu = le16_to_cpu(info->ether->wMaxSegmentSize); |
| /* because of Zaurus, we may be ignoring the host |
| * side link address we were given. |
| */ |
| } |
| |
| if (header.usb_cdc_mdlm_desc && |
| memcmp(header.usb_cdc_mdlm_desc->bGUID, mbm_guid, 16)) { |
| dev_dbg(&intf->dev, "GUID doesn't match\n"); |
| goto bad_desc; |
| } |
| |
| if (header.usb_cdc_mdlm_detail_desc && |
| header.usb_cdc_mdlm_detail_desc->bLength < |
| (sizeof(struct usb_cdc_mdlm_detail_desc) + 1)) { |
| dev_dbg(&intf->dev, "Descriptor too short\n"); |
| goto bad_desc; |
| } |
| |
| |
| |
| /* Microsoft ActiveSync based and some regular RNDIS devices lack the |
| * CDC descriptors, so we'll hard-wire the interfaces and not check |
| * for descriptors. |
| * |
| * Some Android RNDIS devices have a CDC Union descriptor pointing |
| * to non-existing interfaces. Ignore that and attempt the same |
| * hard-wired 0 and 1 interfaces. |
| */ |
| if (rndis && (!info->u || android_rndis_quirk)) { |
| info->control = usb_ifnum_to_if(dev->udev, 0); |
| info->data = usb_ifnum_to_if(dev->udev, 1); |
| if (!info->control || !info->data || info->control != intf) { |
| dev_dbg(&intf->dev, |
| "rndis: master #0/%p slave #1/%p\n", |
| info->control, |
| info->data); |
| goto bad_desc; |
| } |
| |
| } else if (!info->header || (!rndis && !info->ether)) { |
| dev_dbg(&intf->dev, "missing cdc %s%s%sdescriptor\n", |
| info->header ? "" : "header ", |
| info->u ? "" : "union ", |
| info->ether ? "" : "ether "); |
| goto bad_desc; |
| } |
| |
| /* claim data interface and set it up ... with side effects. |
| * network traffic can't flow until an altsetting is enabled. |
| */ |
| if (info->data != info->control) { |
| status = usb_driver_claim_interface(driver, info->data, dev); |
| if (status < 0) |
| return status; |
| } |
| status = usbnet_get_endpoints(dev, info->data); |
| if (status < 0) { |
| /* ensure immediate exit from usbnet_disconnect */ |
| usb_set_intfdata(info->data, NULL); |
| if (info->data != info->control) |
| usb_driver_release_interface(driver, info->data); |
| return status; |
| } |
| |
| /* status endpoint: optional for CDC Ethernet, not RNDIS (or ACM) */ |
| if (info->data != info->control) |
| dev->status = NULL; |
| if (info->control->cur_altsetting->desc.bNumEndpoints == 1) { |
| struct usb_endpoint_descriptor *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) { |
| dev_dbg(&intf->dev, "bad notification endpoint\n"); |
| dev->status = NULL; |
| } |
| } |
| if (rndis && !dev->status) { |
| dev_dbg(&intf->dev, "missing RNDIS status endpoint\n"); |
| usb_set_intfdata(info->data, NULL); |
| usb_driver_release_interface(driver, info->data); |
| return -ENODEV; |
| } |
| |
| return 0; |
| |
| bad_desc: |
| dev_info(&dev->udev->dev, "bad CDC descriptors\n"); |
| return -ENODEV; |
| } |
| EXPORT_SYMBOL_GPL(usbnet_generic_cdc_bind); |
| |
| |
| /* like usbnet_generic_cdc_bind() but handles filter initialization |
| * correctly |
| */ |
| int usbnet_ether_cdc_bind(struct usbnet *dev, struct usb_interface *intf) |
| { |
| int rv; |
| |
| rv = usbnet_generic_cdc_bind(dev, intf); |
| if (rv < 0) |
| goto bail_out; |
| |
| /* Some devices don't initialise properly. In particular |
| * the packet filter is not reset. There are devices that |
| * don't do reset all the way. So the packet filter should |
| * be set to a sane initial value. |
| */ |
| usbnet_cdc_update_filter(dev); |
| |
| bail_out: |
| return rv; |
| } |
| EXPORT_SYMBOL_GPL(usbnet_ether_cdc_bind); |
| |
| void usbnet_cdc_unbind(struct usbnet *dev, struct usb_interface *intf) |
| { |
| struct cdc_state *info = (void *) &dev->data; |
| struct usb_driver *driver = driver_of(intf); |
| |
| /* combined interface - nothing to do */ |
| if (info->data == info->control) |
| return; |
| |
| /* disconnect master --> disconnect slave */ |
| if (intf == info->control && info->data) { |
| /* ensure immediate exit from usbnet_disconnect */ |
| usb_set_intfdata(info->data, NULL); |
| usb_driver_release_interface(driver, info->data); |
| info->data = NULL; |
| } |
| |
| /* and vice versa (just in case) */ |
| else if (intf == info->data && info->control) { |
| /* ensure immediate exit from usbnet_disconnect */ |
| usb_set_intfdata(info->control, NULL); |
| usb_driver_release_interface(driver, info->control); |
| info->control = NULL; |
| } |
| } |
| EXPORT_SYMBOL_GPL(usbnet_cdc_unbind); |
| |
| /* Communications Device Class, Ethernet Control model |
| * |
| * Takes two interfaces. The DATA interface is inactive till an altsetting |
| * is selected. Configuration data includes class descriptors. There's |
| * an optional status endpoint on the control interface. |
| * |
| * This should interop with whatever the 2.4 "CDCEther.c" driver |
| * (by Brad Hards) talked with, with more functionality. |
| */ |
| |
| static void dumpspeed(struct usbnet *dev, __le32 *speeds) |
| { |
| netif_info(dev, timer, dev->net, |
| "link speeds: %u kbps up, %u kbps down\n", |
| __le32_to_cpu(speeds[0]) / 1000, |
| __le32_to_cpu(speeds[1]) / 1000); |
| } |
| |
| void usbnet_cdc_status(struct usbnet *dev, struct urb *urb) |
| { |
| struct usb_cdc_notification *event; |
| |
| if (urb->actual_length < sizeof(*event)) |
| return; |
| |
| /* SPEED_CHANGE can get split into two 8-byte packets */ |
| if (test_and_clear_bit(EVENT_STS_SPLIT, &dev->flags)) { |
| dumpspeed(dev, (__le32 *) urb->transfer_buffer); |
| return; |
| } |
| |
| event = urb->transfer_buffer; |
| switch (event->bNotificationType) { |
| case USB_CDC_NOTIFY_NETWORK_CONNECTION: |
| netif_dbg(dev, timer, dev->net, "CDC: carrier %s\n", |
| event->wValue ? "on" : "off"); |
| usbnet_link_change(dev, !!event->wValue, 0); |
| break; |
| case USB_CDC_NOTIFY_SPEED_CHANGE: /* tx/rx rates */ |
| netif_dbg(dev, timer, dev->net, "CDC: speed change (len %d)\n", |
| urb->actual_length); |
| if (urb->actual_length != (sizeof(*event) + 8)) |
| set_bit(EVENT_STS_SPLIT, &dev->flags); |
| else |
| dumpspeed(dev, (__le32 *) &event[1]); |
| break; |
| /* USB_CDC_NOTIFY_RESPONSE_AVAILABLE can happen too (e.g. RNDIS), |
| * but there are no standard formats for the response data. |
| */ |
| default: |
| netdev_err(dev->net, "CDC: unexpected notification %02x!\n", |
| event->bNotificationType); |
| break; |
| } |
| } |
| EXPORT_SYMBOL_GPL(usbnet_cdc_status); |
| |
| int usbnet_cdc_bind(struct usbnet *dev, struct usb_interface *intf) |
| { |
| int status; |
| struct cdc_state *info = (void *) &dev->data; |
| |
| BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data) |
| < sizeof(struct cdc_state))); |
| |
| status = usbnet_ether_cdc_bind(dev, intf); |
| if (status < 0) |
| return status; |
| |
| status = usbnet_get_ethernet_addr(dev, info->ether->iMACAddress); |
| if (status < 0) { |
| usb_set_intfdata(info->data, NULL); |
| usb_driver_release_interface(driver_of(intf), info->data); |
| return status; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL_GPL(usbnet_cdc_bind); |
| |
| static int usbnet_cdc_zte_bind(struct usbnet *dev, struct usb_interface *intf) |
| { |
| int status = usbnet_cdc_bind(dev, intf); |
| |
| if (!status && (dev->net->dev_addr[0] & 0x02)) |
| eth_hw_addr_random(dev->net); |
| |
| return status; |
| } |
| |
| /* Make sure packets have correct destination MAC address |
| * |
| * A firmware bug observed on some devices (ZTE MF823/831/910) is that the |
| * device sends packets with a static, bogus, random MAC address (event if |
| * device MAC address has been updated). Always set MAC address to that of the |
| * device. |
| */ |
| static int usbnet_cdc_zte_rx_fixup(struct usbnet *dev, struct sk_buff *skb) |
| { |
| if (skb->len < ETH_HLEN || !(skb->data[0] & 0x02)) |
| return 1; |
| |
| skb_reset_mac_header(skb); |
| ether_addr_copy(eth_hdr(skb)->h_dest, dev->net->dev_addr); |
| |
| return 1; |
| } |
| |
| /* Ensure correct link state |
| * |
| * Some devices (ZTE MF823/831/910) export two carrier on notifications when |
| * connected. This causes the link state to be incorrect. Work around this by |
| * always setting the state to off, then on. |
| */ |
| static void usbnet_cdc_zte_status(struct usbnet *dev, struct urb *urb) |
| { |
| struct usb_cdc_notification *event; |
| |
| if (urb->actual_length < sizeof(*event)) |
| return; |
| |
| event = urb->transfer_buffer; |
| |
| if (event->bNotificationType != USB_CDC_NOTIFY_NETWORK_CONNECTION) { |
| usbnet_cdc_status(dev, urb); |
| return; |
| } |
| |
| netif_dbg(dev, timer, dev->net, "CDC: carrier %s\n", |
| event->wValue ? "on" : "off"); |
| |
| if (event->wValue && |
| netif_carrier_ok(dev->net)) |
| netif_carrier_off(dev->net); |
| |
| usbnet_link_change(dev, !!event->wValue, 0); |
| } |
| |
| static const struct driver_info cdc_info = { |
| .description = "CDC Ethernet Device", |
| .flags = FLAG_ETHER | FLAG_POINTTOPOINT, |
| .bind = usbnet_cdc_bind, |
| .unbind = usbnet_cdc_unbind, |
| .status = usbnet_cdc_status, |
| .set_rx_mode = usbnet_cdc_update_filter, |
| .manage_power = usbnet_manage_power, |
| }; |
| |
| static const struct driver_info zte_cdc_info = { |
| .description = "ZTE CDC Ethernet Device", |
| .flags = FLAG_ETHER | FLAG_POINTTOPOINT, |
| .bind = usbnet_cdc_zte_bind, |
| .unbind = usbnet_cdc_unbind, |
| .status = usbnet_cdc_zte_status, |
| .set_rx_mode = usbnet_cdc_update_filter, |
| .manage_power = usbnet_manage_power, |
| .rx_fixup = usbnet_cdc_zte_rx_fixup, |
| }; |
| |
| static const struct driver_info wwan_info = { |
| .description = "Mobile Broadband Network Device", |
| .flags = FLAG_WWAN, |
| .bind = usbnet_cdc_bind, |
| .unbind = usbnet_cdc_unbind, |
| .status = usbnet_cdc_status, |
| .set_rx_mode = usbnet_cdc_update_filter, |
| .manage_power = usbnet_manage_power, |
| }; |
| |
| /*-------------------------------------------------------------------------*/ |
| |
| #define HUAWEI_VENDOR_ID 0x12D1 |
| #define NOVATEL_VENDOR_ID 0x1410 |
| #define ZTE_VENDOR_ID 0x19D2 |
| #define DELL_VENDOR_ID 0x413C |
| #define REALTEK_VENDOR_ID 0x0bda |
| #define SAMSUNG_VENDOR_ID 0x04e8 |
| #define LENOVO_VENDOR_ID 0x17ef |
| #define LINKSYS_VENDOR_ID 0x13b1 |
| #define NVIDIA_VENDOR_ID 0x0955 |
| #define HP_VENDOR_ID 0x03f0 |
| #define MICROSOFT_VENDOR_ID 0x045e |
| #define UBLOX_VENDOR_ID 0x1546 |
| #define TPLINK_VENDOR_ID 0x2357 |
| #define AQUANTIA_VENDOR_ID 0x2eca |
| #define ASIX_VENDOR_ID 0x0b95 |
| |
| static const struct usb_device_id products[] = { |
| /* BLACKLIST !! |
| * |
| * First blacklist any products that are egregiously nonconformant |
| * with the CDC Ethernet specs. Minor braindamage we cope with; when |
| * they're not even trying, needing a separate driver is only the first |
| * of the differences to show up. |
| */ |
| |
| #define ZAURUS_MASTER_INTERFACE \ |
| .bInterfaceClass = USB_CLASS_COMM, \ |
| .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ |
| .bInterfaceProtocol = USB_CDC_PROTO_NONE |
| |
| /* SA-1100 based Sharp Zaurus ("collie"), or compatible; |
| * wire-incompatible with true CDC Ethernet implementations. |
| * (And, it seems, needlessly so...) |
| */ |
| { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x8004, |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, |
| |
| /* PXA-25x based Sharp Zaurii. Note that it seems some of these |
| * (later models especially) may have shipped only with firmware |
| * advertising false "CDC MDLM" compatibility ... but we're not |
| * clear which models did that, so for now let's assume the worst. |
| */ |
| { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x8005, /* A-300 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x8006, /* B-500/SL-5600 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x8007, /* C-700 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x9031, /* C-750 C-760 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| .idProduct = 0x9032, /* SL-6000 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x04DD, |
| /* reported with some C860 units */ |
| .idProduct = 0x9050, /* C-860 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, |
| |
| /* Olympus has some models with a Zaurus-compatible option. |
| * R-1000 uses a FreeScale i.MXL cpu (ARMv4T) |
| */ |
| { |
| .match_flags = USB_DEVICE_ID_MATCH_INT_INFO |
| | USB_DEVICE_ID_MATCH_DEVICE, |
| .idVendor = 0x07B4, |
| .idProduct = 0x0F02, /* R-1000 */ |
| ZAURUS_MASTER_INTERFACE, |
| .driver_info = 0, |
| }, |
| |
| /* LG Electronics VL600 wants additional headers on every frame */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(0x1004, 0x61aa, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Logitech Harmony 900 - uses the pseudo-MDLM (BLAN) driver */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(0x046d, 0xc11f, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Novatel USB551L and MC551 - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(NOVATEL_VENDOR_ID, 0xB001, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Novatel E362 - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(NOVATEL_VENDOR_ID, 0x9010, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Dell Wireless 5800 (Novatel E362) - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 0x8195, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Dell Wireless 5800 (Novatel E362) - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 0x8196, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Dell Wireless 5804 (Novatel E371) - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 0x819b, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Novatel Expedite E371 - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(NOVATEL_VENDOR_ID, 0x9011, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* HP lt2523 (Novatel E371) - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(HP_VENDOR_ID, 0x421d, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* AnyDATA ADU960S - handled by qmi_wwan */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(0x16d5, 0x650a, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Huawei E1820 - handled by qmi_wwan */ |
| { |
| USB_DEVICE_INTERFACE_NUMBER(HUAWEI_VENDOR_ID, 0x14ac, 1), |
| .driver_info = 0, |
| }, |
| |
| /* Realtek RTL8152 Based USB 2.0 Ethernet Adapters */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8152, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Realtek RTL8153 Based USB 3.0 Ethernet Adapters */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(REALTEK_VENDOR_ID, 0x8153, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Samsung USB Ethernet Adapters */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(SAMSUNG_VENDOR_ID, 0xa101, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| #if IS_ENABLED(CONFIG_USB_RTL8152) |
| /* Linksys USB3GIGV1 Ethernet Adapter */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LINKSYS_VENDOR_ID, 0x0041, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| #endif |
| |
| /* ThinkPad USB-C Dock (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3062, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* ThinkPad Thunderbolt 3 Dock (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x3069, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Lenovo Thinkpad USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x7205, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Lenovo USB C to Ethernet Adapter (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x720c, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Lenovo USB-C Travel Hub (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x7214, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* ThinkPad USB-C Dock Gen 2 (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0xa387, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* NVIDIA Tegra USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(NVIDIA_VENDOR_ID, 0x09ff, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Microsoft Surface 2 dock (based on Realtek RTL8152) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07ab, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x07c6, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Microsoft Surface Ethernet Adapter (based on Realtek RTL8153B) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(MICROSOFT_VENDOR_ID, 0x0927, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* TP-LINK UE300 USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(TPLINK_VENDOR_ID, 0x0601, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* Aquantia AQtion USB to 5GbE Controller (based on AQC111U) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(AQUANTIA_VENDOR_ID, 0xc101, |
| USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* ASIX USB 3.1 Gen1 to 5G Multi-Gigabit Ethernet Adapter(based on AQC111U) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(ASIX_VENDOR_ID, 0x2790, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* ASIX USB 3.1 Gen1 to 2.5G Multi-Gigabit Ethernet Adapter(based on AQC112U) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(ASIX_VENDOR_ID, 0x2791, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* USB-C 3.1 to 5GBASE-T Ethernet Adapter (based on AQC111U) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(0x20f4, 0xe05a, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* QNAP QNA-UC5G1T USB to 5GbE Adapter (based on AQC111U) */ |
| { |
| USB_DEVICE_AND_INTERFACE_INFO(0x1c04, 0x0015, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = 0, |
| }, |
| |
| /* WHITELIST!!! |
| * |
| * CDC Ether uses two interfaces, not necessarily consecutive. |
| * We match the main interface, ignoring the optional device |
| * class so we could handle devices that aren't exclusively |
| * CDC ether. |
| * |
| * NOTE: this match must come AFTER entries blacklisting devices |
| * because of bugs/quirks in a given product (like Zaurus, above). |
| */ |
| { |
| /* ZTE (Vodafone) K3805-Z */ |
| USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1003, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* ZTE (Vodafone) K3806-Z */ |
| USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1015, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* ZTE (Vodafone) K4510-Z */ |
| USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1173, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* ZTE (Vodafone) K3770-Z */ |
| USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1177, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* ZTE (Vodafone) K3772-Z */ |
| USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1181, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* Telit modules */ |
| USB_VENDOR_AND_INTERFACE_INFO(0x1bc7, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = (kernel_ulong_t) &wwan_info, |
| }, { |
| /* Dell DW5580 modules */ |
| USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, 0x81ba, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), |
| .driver_info = (kernel_ulong_t)&wwan_info, |
| }, { |
| /* Huawei ME906 and ME909 */ |
| USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, 0x15c1, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* ZTE modules */ |
| USB_VENDOR_AND_INTERFACE_INFO(ZTE_VENDOR_ID, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&zte_cdc_info, |
| }, { |
| /* U-blox TOBY-L2 */ |
| USB_DEVICE_AND_INTERFACE_INFO(UBLOX_VENDOR_ID, 0x1143, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* U-blox SARA-U2 */ |
| USB_DEVICE_AND_INTERFACE_INFO(UBLOX_VENDOR_ID, 0x1104, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* Cinterion PLS8 modem by GEMALTO */ |
| USB_DEVICE_AND_INTERFACE_INFO(0x1e2d, 0x0061, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| /* Cinterion AHS3 modem by GEMALTO */ |
| USB_DEVICE_AND_INTERFACE_INFO(0x1e2d, 0x0055, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| }, { |
| USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long) &cdc_info, |
| }, { |
| USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MDLM, |
| USB_CDC_PROTO_NONE), |
| .driver_info = (unsigned long)&wwan_info, |
| |
| }, { |
| /* Various Huawei modems with a network port like the UMG1831 */ |
| USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_COMM, |
| USB_CDC_SUBCLASS_ETHERNET, 255), |
| .driver_info = (unsigned long)&wwan_info, |
| }, |
| { }, /* END */ |
| }; |
| MODULE_DEVICE_TABLE(usb, products); |
| |
| static struct usb_driver cdc_driver = { |
| .name = "cdc_ether", |
| .id_table = products, |
| .probe = usbnet_probe, |
| .disconnect = usbnet_disconnect, |
| .suspend = usbnet_suspend, |
| .resume = usbnet_resume, |
| .reset_resume = usbnet_resume, |
| .supports_autosuspend = 1, |
| .disable_hub_initiated_lpm = 1, |
| }; |
| |
| module_usb_driver(cdc_driver); |
| |
| MODULE_AUTHOR("David Brownell"); |
| MODULE_DESCRIPTION("USB CDC Ethernet devices"); |
| MODULE_LICENSE("GPL"); |