xref: /openbmc/linux/drivers/net/usb/Kconfig (revision bf868be7)
1# SPDX-License-Identifier: GPL-2.0-only
2#
3# USB Network devices configuration
4#
5comment "Host-side USB support is needed for USB Network Adapter support"
6	depends on !USB && NET
7
8menuconfig USB_NET_DRIVERS
9	tristate "USB Network Adapters"
10	default USB if USB
11	depends on USB && NET
12
13if USB_NET_DRIVERS
14
15config USB_CATC
16	tristate "USB CATC NetMate-based Ethernet device support"
17	select CRC32
18	help
19	  Say Y if you want to use one of the following 10Mbps USB Ethernet
20	  device based on the EL1210A chip. Supported devices are:
21	  Belkin F5U011
22	  Belkin F5U111
23	  CATC NetMate
24	  CATC NetMate II
25	  smartBridges smartNIC
26
27	  This driver makes the adapter appear as a normal Ethernet interface,
28	  typically on eth0, if it is the only ethernet device, or perhaps on
29	  eth1, if you have a PCI or ISA ethernet card installed.
30
31	  To compile this driver as a module, choose M here: the
32	  module will be called catc.
33
34config USB_KAWETH
35	tristate "USB KLSI KL5USB101-based ethernet device support"
36	help
37	  Say Y here if you want to use one of the following 10Mbps only
38	  USB Ethernet adapters based on the KLSI KL5KUSB101B chipset:
39	  3Com 3C19250
40	  ADS USB-10BT
41	  ATEN USB Ethernet
42	  ASANTE USB To Ethernet Adapter
43	  AOX Endpoints USB Ethernet
44	  Correga K.K.
45	  D-Link DSB-650C and DU-E10
46	  Entrega / Portgear E45
47	  I-O DATA USB-ET/T
48	  Jaton USB Ethernet Device Adapter
49	  Kingston Technology USB Ethernet Adapter
50	  Linksys USB10T
51	  Mobility USB-Ethernet Adapter
52	  NetGear EA-101
53	  Peracom Enet and Enet2
54	  Portsmith Express Ethernet Adapter
55	  Shark Pocket Adapter
56	  SMC 2202USB
57	  Sony Vaio port extender
58
59	  This driver is likely to work with most 10Mbps only USB Ethernet
60	  adapters, including some "no brand" devices. It does NOT work on
61	  SmartBridges smartNIC or on Belkin F5U111 devices - you should use
62	  the CATC NetMate driver for those. If you are not sure which one
63	  you need, select both, and the correct one should be selected for
64	  you.
65
66	  This driver makes the adapter appear as a normal Ethernet interface,
67	  typically on eth0, if it is the only ethernet device, or perhaps on
68	  eth1, if you have a PCI or ISA ethernet card installed.
69
70	  To compile this driver as a module, choose M here: the
71	  module will be called kaweth.
72
73config USB_PEGASUS
74	tristate "USB Pegasus/Pegasus-II based ethernet device support"
75	select MII
76	help
77	  Say Y here if you know you have Pegasus or Pegasus-II based adapter.
78	  If in doubt then look at <file:drivers/net/usb/pegasus.h> for the
79	  complete list of supported devices.
80
81	  If your particular adapter is not in the list and you are _sure_ it
82	  is Pegasus or Pegasus II based then send me
83	  <petkan@users.sourceforge.net> vendor and device IDs.
84
85	  To compile this driver as a module, choose M here: the
86	  module will be called pegasus.
87
88config USB_RTL8150
89	tristate "USB RTL8150 based ethernet device support"
90	select MII
91	help
92	  Say Y here if you have RTL8150 based usb-ethernet adapter.
93	  Send me <petkan@users.sourceforge.net> any comments you may have.
94	  You can also check for updates at <http://pegasus2.sourceforge.net/>.
95
96	  To compile this driver as a module, choose M here: the
97	  module will be called rtl8150.
98
99config USB_RTL8152
100	tristate "Realtek RTL8152/RTL8153 Based USB Ethernet Adapters"
101	select MII
102	select CRC32
103	select CRYPTO
104	select CRYPTO_HASH
105	select CRYPTO_SHA256
106	help
107	  This option adds support for Realtek RTL8152 based USB 2.0
108	  10/100 Ethernet adapters and RTL8153 based USB 3.0 10/100/1000
109	  Ethernet adapters.
110
111	  To compile this driver as a module, choose M here: the
112	  module will be called r8152.
113
114config USB_LAN78XX
115	tristate "Microchip LAN78XX Based USB Ethernet Adapters"
116	select MII
117	select PHYLIB
118	select MICROCHIP_PHY
119	select FIXED_PHY
120	help
121	  This option adds support for Microchip LAN78XX based USB 2
122	  & USB 3 10/100/1000 Ethernet adapters.
123	  LAN7800 : USB 3 to 10/100/1000 Ethernet adapter
124	  LAN7850 : USB 2 to 10/100/1000 Ethernet adapter
125	  LAN7801 : USB 3 to 10/100/1000 Ethernet adapter (MAC only)
126
127	  Proper PHY driver is required for LAN7801.
128
129	  To compile this driver as a module, choose M here: the
130	  module will be called lan78xx.
131
132config USB_USBNET
133	tristate "Multi-purpose USB Networking Framework"
134	select MII
135	help
136	  This driver supports several kinds of network links over USB,
137	  with "minidrivers" built around a common network driver core
138	  that supports deep queues for efficient transfers.  (This gives
139	  better performance with small packets and at high speeds).
140
141	  The USB host runs "usbnet", and the other end of the link might be:
142
143	  - Another USB host, when using USB "network" or "data transfer"
144	    cables.  These are often used to network laptops to PCs, like
145	    "Laplink" parallel cables or some motherboards.  These rely
146	    on specialized chips from many suppliers.
147
148	  - An intelligent USB gadget, perhaps embedding a Linux system.
149	    These include PDAs running Linux (iPaq, Yopy, Zaurus, and
150	    others), and devices that interoperate using the standard
151	    CDC-Ethernet specification (including many cable modems).
152
153	  - Network adapter hardware (like those for 10/100 Ethernet) which
154	    uses this driver framework.
155
156	  The link will appear with a name like "usb0", when the link is
157	  a two-node link, or "eth0" for most CDC-Ethernet devices.  Those
158	  two-node links are most easily managed with Ethernet Bridging
159	  (CONFIG_BRIDGE) instead of routing.
160
161	  For more information see <http://www.linux-usb.org/usbnet/>.
162
163	  To compile this driver as a module, choose M here: the
164	  module will be called usbnet.
165
166config USB_NET_AX8817X
167	tristate "ASIX AX88xxx Based USB 2.0 Ethernet Adapters"
168	depends on USB_USBNET
169	select CRC32
170	select PHYLIB
171	select AX88796B_PHY
172	imply NET_SELFTESTS
173	default y
174	help
175	  This option adds support for ASIX AX88xxx based USB 2.0
176	  10/100 Ethernet adapters.
177
178	  This driver should work with at least the following devices:
179	    * Aten UC210T
180	    * ASIX AX88172
181	    * Billionton Systems, USB2AR
182	    * Billionton Systems, GUSB2AM-1G-B
183	    * Buffalo LUA-U2-KTX
184	    * Corega FEther USB2-TX
185	    * D-Link DUB-E100
186	    * Hawking UF200
187	    * Linksys USB200M
188	    * Netgear FA120
189	    * Sitecom LN-029
190	    * Sitecom LN-028
191	    * Intellinet USB 2.0 Ethernet
192	    * ST Lab USB 2.0 Ethernet
193	    * TrendNet TU2-ET100
194
195	  This driver creates an interface named "ethX", where X depends on
196	  what other networking devices you have in use.
197
198config USB_NET_AX88179_178A
199	tristate "ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet"
200	depends on USB_USBNET
201	select CRC32
202	select PHYLIB
203	default y
204	help
205	  This option adds support for ASIX AX88179 based USB 3.0/2.0
206	  to Gigabit Ethernet adapters.
207
208	  This driver should work with at least the following devices:
209	    * ASIX AX88179
210	    * ASIX AX88178A
211	    * Sitcomm LN-032
212
213	  This driver creates an interface named "ethX", where X depends on
214	  what other networking devices you have in use.
215
216config USB_NET_CDCETHER
217	tristate "CDC Ethernet support (smart devices such as cable modems)"
218	depends on USB_USBNET
219	default y
220	help
221	  This option supports devices conforming to the Communication Device
222	  Class (CDC) Ethernet Control Model, a specification that's easy to
223	  implement in device firmware.  The CDC specifications are available
224	  from <http://www.usb.org/>.
225
226	  CDC Ethernet is an implementation option for DOCSIS cable modems
227	  that support USB connectivity, used for non-Microsoft USB hosts.
228	  The Linux-USB CDC Ethernet Gadget driver is an open implementation.
229	  This driver should work with at least the following devices:
230
231	    * Dell Wireless 5530 HSPA
232	    * Ericsson PipeRider (all variants)
233	    * Ericsson Mobile Broadband Module (all variants)
234	    * Motorola (DM100 and SB4100)
235	    * Broadcom Cable Modem (reference design)
236	    * Toshiba (PCX1100U and F3507g/F3607gw)
237	    * ...
238
239	  This driver creates an interface named "ethX", where X depends on
240	  what other networking devices you have in use.  However, if the
241	  IEEE 802 "local assignment" bit is set in the address, a "usbX"
242	  name is used instead.
243
244config USB_NET_CDC_EEM
245	tristate "CDC EEM support"
246	depends on USB_USBNET
247	help
248	  This option supports devices conforming to the Communication Device
249	  Class (CDC) Ethernet Emulation Model, a specification that's easy to
250	  implement in device firmware.  The CDC EEM specifications are available
251	  from <http://www.usb.org/>.
252
253	  This driver creates an interface named "ethX", where X depends on
254	  what other networking devices you have in use.  However, if the
255	  IEEE 802 "local assignment" bit is set in the address, a "usbX"
256	  name is used instead.
257
258config USB_NET_CDC_NCM
259	tristate "CDC NCM support"
260	depends on USB_USBNET
261	select USB_NET_CDCETHER
262	default y
263	help
264	  This driver provides support for CDC NCM (Network Control Model
265	  Device USB Class Specification). The CDC NCM specification is
266	  available from <http://www.usb.org/>.
267
268	  Say "y" to link the driver statically, or "m" to build a
269	  dynamically linked module.
270
271	  This driver should work with at least the following devices:
272	    * ST-Ericsson M700 LTE FDD/TDD Mobile Broadband Modem (ref. design)
273	    * ST-Ericsson M5730 HSPA+ Mobile Broadband Modem (reference design)
274	    * ST-Ericsson M570 HSPA+ Mobile Broadband Modem (reference design)
275	    * ST-Ericsson M343 HSPA Mobile Broadband Modem (reference design)
276	    * Ericsson F5521gw Mobile Broadband Module
277
278config USB_NET_HUAWEI_CDC_NCM
279	tristate "Huawei NCM embedded AT channel support"
280	depends on USB_USBNET
281	select USB_WDM
282	select USB_NET_CDC_NCM
283	help
284		This driver supports huawei-style NCM devices, that use NCM as a
285		transport for other protocols, usually an embedded AT channel.
286		Good examples are:
287		* Huawei E3131
288		* Huawei E3251
289
290		To compile this driver as a module, choose M here: the module will be
291		called huawei_cdc_ncm.ko.
292
293config USB_NET_CDC_MBIM
294	tristate "CDC MBIM support"
295	depends on USB_USBNET
296	select USB_WDM
297	select USB_NET_CDC_NCM
298	help
299	  This driver provides support for CDC MBIM (Mobile Broadband
300	  Interface Model) devices. The CDC MBIM specification is
301	  available from <http://www.usb.org/>.
302
303	  MBIM devices require configuration using the management
304	  protocol defined by the MBIM specification.  This driver
305	  provides unfiltered access to the MBIM control channel
306	  through the associated /dev/cdc-wdmx character device.
307
308	  To compile this driver as a module, choose M here: the
309	  module will be called cdc_mbim.
310
311config USB_NET_DM9601
312	tristate "Davicom DM96xx based USB 10/100 ethernet devices"
313	depends on USB_USBNET
314	select CRC32
315	help
316	  This option adds support for Davicom DM9601/DM9620/DM9621A
317	  based USB 10/100 Ethernet adapters.
318
319config USB_NET_SR9700
320	tristate "CoreChip-sz SR9700 based USB 1.1 10/100 ethernet devices"
321	depends on USB_USBNET
322	select CRC32
323	help
324	  This option adds support for CoreChip-sz SR9700 based USB 1.1
325	  10/100 Ethernet adapters.
326
327config USB_NET_SR9800
328	tristate "CoreChip-sz SR9800 based USB 2.0 10/100 ethernet devices"
329	depends on USB_USBNET
330	select CRC32
331	help
332	  Say Y if you want to use one of the following 100Mbps USB Ethernet
333	  device based on the CoreChip-sz SR9800 chip.
334
335	  This driver makes the adapter appear as a normal Ethernet interface,
336	  typically on eth0, if it is the only ethernet device, or perhaps on
337	  eth1, if you have a PCI or ISA ethernet card installed.
338
339	  To compile this driver as a module, choose M here: the
340	  module will be called sr9800.
341
342config USB_NET_SMSC75XX
343	tristate "SMSC LAN75XX based USB 2.0 gigabit ethernet devices"
344	depends on USB_USBNET
345	select BITREVERSE
346	select CRC16
347	select CRC32
348	help
349	  This option adds support for SMSC LAN75XX based USB 2.0
350	  Gigabit Ethernet adapters.
351
352config USB_NET_SMSC95XX
353	tristate "SMSC LAN95XX based USB 2.0 10/100 ethernet devices"
354	depends on USB_USBNET
355	select PHYLIB
356	select SMSC_PHY
357	select BITREVERSE
358	select CRC16
359	select CRC32
360	help
361	  This option adds support for SMSC LAN95XX based USB 2.0
362	  10/100 Ethernet adapters.
363
364config USB_NET_GL620A
365	tristate "GeneSys GL620USB-A based cables"
366	depends on USB_USBNET
367	help
368	  Choose this option if you're using a host-to-host cable,
369	  or PC2PC motherboard, with this chip.
370
371	  Note that the half-duplex "GL620USB" is not supported.
372
373config USB_NET_NET1080
374	tristate "NetChip 1080 based cables (Laplink, ...)"
375	default y
376	depends on USB_USBNET
377	help
378	  Choose this option if you're using a host-to-host cable based
379	  on this design:  one NetChip 1080 chip and supporting logic,
380	  optionally with LEDs that indicate traffic
381
382config USB_NET_PLUSB
383	tristate "Prolific PL-2301/2302/25A1/27A1 based cables"
384	# if the handshake/init/reset problems, from original 'plusb',
385	# are ever resolved ... then remove "experimental"
386	depends on USB_USBNET
387	help
388	  Choose this option if you're using a host-to-host cable
389	  with one of these chips.
390
391config USB_NET_MCS7830
392	tristate "MosChip MCS7830 based Ethernet adapters"
393	depends on USB_USBNET
394	help
395	  Choose this option if you're using a 10/100 Ethernet USB2
396	  adapter based on the MosChip 7830 controller. This includes
397	  adapters marketed under the DeLOCK brand.
398
399config USB_NET_RNDIS_HOST
400	tristate "Host for RNDIS and ActiveSync devices"
401	depends on USB_USBNET
402	select USB_NET_CDCETHER
403	help
404	  This option enables hosting "Remote NDIS" USB networking links,
405	  as encouraged by Microsoft (instead of CDC Ethernet!) for use in
406	  various devices that may only support this protocol.  A variant
407	  of this protocol (with even less public documentation) seems to
408	  be at the root of Microsoft's "ActiveSync" too.
409
410	  Avoid using this protocol unless you have no better options.
411	  The protocol specification is incomplete, and is controlled by
412	  (and for) Microsoft; it isn't an "Open" ecosystem or market.
413
414config USB_NET_CDC_SUBSET_ENABLE
415	tristate
416	depends on USB_NET_CDC_SUBSET
417
418config USB_NET_CDC_SUBSET
419	tristate "Simple USB Network Links (CDC Ethernet subset)"
420	depends on USB_USBNET
421	default y
422	help
423	  This driver module supports USB network devices that can work
424	  without any device-specific information.  Select it if you have
425	  one of these drivers.
426
427	  Note that while many USB host-to-host cables can work in this mode,
428	  that may mean not being able to talk to Win32 systems or more
429	  commonly not being able to handle certain events (like replugging
430	  the host on the other end) very well.  Also, these devices will
431	  not generally have permanently assigned Ethernet addresses.
432
433config USB_ALI_M5632
434	bool "ALi M5632 based 'USB 2.0 Data Link' cables"
435	depends on USB_NET_CDC_SUBSET
436	select USB_NET_CDC_SUBSET_ENABLE
437	help
438	  Choose this option if you're using a host-to-host cable
439	  based on this design, which supports USB 2.0 high speed.
440
441config USB_AN2720
442	bool "AnchorChips 2720 based cables (Xircom PGUNET, ...)"
443	depends on USB_NET_CDC_SUBSET
444	select USB_NET_CDC_SUBSET_ENABLE
445	help
446	  Choose this option if you're using a host-to-host cable
447	  based on this design.  Note that AnchorChips is now a
448	  Cypress brand.
449
450config USB_BELKIN
451	bool "eTEK based host-to-host cables (Advance, Belkin, ...)"
452	depends on USB_NET_CDC_SUBSET
453	select USB_NET_CDC_SUBSET_ENABLE
454	default y
455	help
456	  Choose this option if you're using a host-to-host cable
457	  based on this design:  two NetChip 2890 chips and an Atmel
458	  microcontroller, with LEDs that indicate traffic.
459
460config USB_ARMLINUX
461	bool "Embedded ARM Linux links (iPaq, ...)"
462	depends on USB_NET_CDC_SUBSET
463	select USB_NET_CDC_SUBSET_ENABLE
464	default y
465	help
466	  Choose this option to support the "usb-eth" networking driver
467	  used by most of the ARM Linux community with device controllers
468	  such as the SA-11x0 and PXA-25x UDCs, or the tftp capabilities
469	  in some PXA versions of the "blob" boot loader.
470
471	  Linux-based "Gumstix" PXA-25x based systems use this protocol
472	  to talk with other Linux systems.
473
474	  Although the ROMs shipped with Sharp Zaurus products use a
475	  different link level framing protocol, you can have them use
476	  this simpler protocol by installing a different kernel.
477
478config USB_EPSON2888
479	bool "Epson 2888 based firmware (DEVELOPMENT)"
480	depends on USB_NET_CDC_SUBSET
481	select USB_NET_CDC_SUBSET_ENABLE
482	help
483	  Choose this option to support the usb networking links used
484	  by some sample firmware from Epson.
485
486config USB_KC2190
487	bool "KT Technology KC2190 based cables (InstaNet)"
488	depends on USB_NET_CDC_SUBSET
489	select USB_NET_CDC_SUBSET_ENABLE
490	help
491	  Choose this option if you're using a host-to-host cable
492	  with one of these chips.
493
494config USB_NET_ZAURUS
495	tristate "Sharp Zaurus (stock ROMs) and compatible"
496	depends on USB_USBNET
497	select USB_NET_CDCETHER
498	select CRC32
499	default y
500	help
501	  Choose this option to support the usb networking links used by
502	  Zaurus models like the SL-5000D, SL-5500, SL-5600, A-300, B-500.
503	  This also supports some related device firmware, as used in some
504	  PDAs from Olympus and some cell phones from Motorola.
505
506	  If you install an alternate image, such as the Linux 2.6 based
507	  versions of OpenZaurus, you should no longer need to support this
508	  protocol.  Only the "eth-fd" or "net_fd" drivers in these devices
509	  really need this non-conformant variant of CDC Ethernet (or in
510	  some cases CDC MDLM) protocol, not "g_ether".
511
512config USB_NET_CX82310_ETH
513	tristate "Conexant CX82310 USB ethernet port"
514	depends on USB_USBNET
515	help
516	  Choose this option if you're using a Conexant CX82310-based ADSL
517	  router with USB ethernet port. This driver is for routers only,
518	  it will not work with ADSL modems (use cxacru driver instead).
519
520config USB_NET_KALMIA
521	tristate "Samsung Kalmia based LTE USB modem"
522	depends on USB_USBNET
523	help
524	  Choose this option if you have a Samsung Kalmia based USB modem
525	  as Samsung GT-B3730.
526
527	  To compile this driver as a module, choose M here: the
528	  module will be called kalmia.
529
530config USB_NET_QMI_WWAN
531	tristate "QMI WWAN driver for Qualcomm MSM based 3G and LTE modems"
532	depends on USB_USBNET
533	select USB_WDM
534	help
535	  Support WWAN LTE/3G devices based on Qualcomm Mobile Data Modem
536	  (MDM) chipsets.  Examples of such devices are
537	    * Huawei E392/E398
538
539	  This driver will only drive the ethernet part of the chips.
540	  The devices require additional configuration to be usable.
541	  Multiple management interfaces with linux drivers are
542	  available:
543
544	    * option: AT commands on /dev/ttyUSBx
545	    * cdc-wdm: Qualcomm MSM Interface (QMI) protocol on /dev/cdc-wdmx
546
547	  A modem manager with support for QMI is recommended.
548
549	  To compile this driver as a module, choose M here: the
550	  module will be called qmi_wwan.
551
552config USB_HSO
553	tristate "Option USB High Speed Mobile Devices"
554	depends on USB && RFKILL && TTY
555	default n
556	help
557	  Choose this option if you have an Option HSDPA/HSUPA card.
558	  These cards support downlink speeds of 7.2Mbps or greater.
559
560	  To compile this driver as a module, choose M here: the
561	  module will be called hso.
562
563config USB_NET_INT51X1
564	tristate "Intellon PLC based usb adapter"
565	depends on USB_USBNET
566	help
567	  Choose this option if you're using a 14Mb USB-based PLC
568	  (Powerline Communications) solution with an Intellon
569	  INT51x1/INT5200 chip, like the "devolo dLan duo".
570
571config USB_CDC_PHONET
572	tristate "CDC Phonet support"
573	depends on PHONET && USB_USBNET
574	help
575	  Choose this option to support the Phonet interface to a Nokia
576	  cellular modem, as found on most Nokia handsets with the
577	  "PC suite" USB profile.
578
579config USB_IPHETH
580	tristate "Apple iPhone USB Ethernet driver"
581	default n
582	help
583	  Module used to share Internet connection (tethering) from your
584	  iPhone (Original, 3G and 3GS) to your system.
585	  Note that you need userspace libraries and programs that are needed
586	  to pair your device with your system and that understand the iPhone
587	  protocol.
588
589	  For more information: http://giagio.com/wiki/moin.cgi/iPhoneEthernetDriver
590
591config USB_SIERRA_NET
592	tristate "USB-to-WWAN Driver for Sierra Wireless modems"
593	depends on USB_USBNET
594	help
595	  Choose this option if you have a Sierra Wireless USB-to-WWAN device.
596
597	  To compile this driver as a module, choose M here: the
598	  module will be called sierra_net.
599
600config USB_VL600
601	tristate "LG VL600 modem dongle"
602	depends on USB_NET_CDCETHER && TTY
603	select USB_ACM
604	help
605	  Select this if you want to use an LG Electronics 4G/LTE usb modem
606	  called VL600.  This driver only handles the ethernet
607	  interface exposed by the modem firmware.  To establish a connection
608	  you will first need a userspace program that sends the right
609	  command to the modem through its CDC ACM port, and most
610	  likely also a DHCP client.  See this thread about using the
611	  4G modem from Verizon:
612
613	  http://ubuntuforums.org/showpost.php?p=10589647&postcount=17
614
615config USB_NET_CH9200
616	tristate "QingHeng CH9200 USB ethernet support"
617	depends on USB_USBNET
618	select MII
619	help
620	  Choose this option if you have a USB ethernet adapter with a QinHeng
621	  CH9200 chipset.
622
623	  To compile this driver as a module, choose M here: the
624	  module will be called ch9200.
625
626config USB_NET_AQC111
627	tristate "Aquantia AQtion USB to 5/2.5GbE Controllers support"
628	depends on USB_USBNET
629	select CRC32
630	help
631	  This option adds support for Aquantia AQtion USB
632	  Ethernet adapters based on AQC111U/AQC112 chips.
633
634	  This driver should work with at least the following devices:
635	  * Aquantia AQtion USB to 5GbE
636
637config USB_RTL8153_ECM
638	tristate "RTL8153 ECM support"
639	depends on USB_NET_CDCETHER && (USB_RTL8152 || USB_RTL8152=n)
640	help
641	  This option supports ECM mode for RTL8153 ethernet adapter, when
642	  CONFIG_USB_RTL8152 is not set, or the RTL8153 device is not
643	  supported by r8152 driver.
644
645endif # USB_NET_DRIVERS
646