xref: /openbmc/linux/drivers/net/usb/asix_devices.c (revision 8440bb9b)
1 /*
2  * ASIX AX8817X based USB 2.0 Ethernet Devices
3  * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
4  * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
5  * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
6  * Copyright (c) 2002-2003 TiVo Inc.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, see <http://www.gnu.org/licenses/>.
20  */
21 
22 #include "asix.h"
23 
24 #define PHY_MODE_MARVELL	0x0000
25 #define MII_MARVELL_LED_CTRL	0x0018
26 #define MII_MARVELL_STATUS	0x001b
27 #define MII_MARVELL_CTRL	0x0014
28 
29 #define MARVELL_LED_MANUAL	0x0019
30 
31 #define MARVELL_STATUS_HWCFG	0x0004
32 
33 #define MARVELL_CTRL_TXDELAY	0x0002
34 #define MARVELL_CTRL_RXDELAY	0x0080
35 
36 #define	PHY_MODE_RTL8211CL	0x000C
37 
38 #define AX88772A_PHY14H		0x14
39 #define AX88772A_PHY14H_DEFAULT 0x442C
40 
41 #define AX88772A_PHY15H		0x15
42 #define AX88772A_PHY15H_DEFAULT 0x03C8
43 
44 #define AX88772A_PHY16H		0x16
45 #define AX88772A_PHY16H_DEFAULT 0x4044
46 
47 struct ax88172_int_data {
48 	__le16 res1;
49 	u8 link;
50 	__le16 res2;
51 	u8 status;
52 	__le16 res3;
53 } __packed;
54 
55 static void asix_status(struct usbnet *dev, struct urb *urb)
56 {
57 	struct ax88172_int_data *event;
58 	int link;
59 
60 	if (urb->actual_length < 8)
61 		return;
62 
63 	event = urb->transfer_buffer;
64 	link = event->link & 0x01;
65 	if (netif_carrier_ok(dev->net) != link) {
66 		usbnet_link_change(dev, link, 1);
67 		netdev_dbg(dev->net, "Link Status is: %d\n", link);
68 	}
69 }
70 
71 static void asix_set_netdev_dev_addr(struct usbnet *dev, u8 *addr)
72 {
73 	if (is_valid_ether_addr(addr)) {
74 		memcpy(dev->net->dev_addr, addr, ETH_ALEN);
75 	} else {
76 		netdev_info(dev->net, "invalid hw address, using random\n");
77 		eth_hw_addr_random(dev->net);
78 	}
79 }
80 
81 /* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
82 static u32 asix_get_phyid(struct usbnet *dev)
83 {
84 	int phy_reg;
85 	u32 phy_id;
86 	int i;
87 
88 	/* Poll for the rare case the FW or phy isn't ready yet.  */
89 	for (i = 0; i < 100; i++) {
90 		phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
91 		if (phy_reg < 0)
92 			return 0;
93 		if (phy_reg != 0 && phy_reg != 0xFFFF)
94 			break;
95 		mdelay(1);
96 	}
97 
98 	if (phy_reg <= 0 || phy_reg == 0xFFFF)
99 		return 0;
100 
101 	phy_id = (phy_reg & 0xffff) << 16;
102 
103 	phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
104 	if (phy_reg < 0)
105 		return 0;
106 
107 	phy_id |= (phy_reg & 0xffff);
108 
109 	return phy_id;
110 }
111 
112 static u32 asix_get_link(struct net_device *net)
113 {
114 	struct usbnet *dev = netdev_priv(net);
115 
116 	return mii_link_ok(&dev->mii);
117 }
118 
119 static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
120 {
121 	struct usbnet *dev = netdev_priv(net);
122 
123 	return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
124 }
125 
126 /* We need to override some ethtool_ops so we require our
127    own structure so we don't interfere with other usbnet
128    devices that may be connected at the same time. */
129 static const struct ethtool_ops ax88172_ethtool_ops = {
130 	.get_drvinfo		= asix_get_drvinfo,
131 	.get_link		= asix_get_link,
132 	.get_msglevel		= usbnet_get_msglevel,
133 	.set_msglevel		= usbnet_set_msglevel,
134 	.get_wol		= asix_get_wol,
135 	.set_wol		= asix_set_wol,
136 	.get_eeprom_len		= asix_get_eeprom_len,
137 	.get_eeprom		= asix_get_eeprom,
138 	.set_eeprom		= asix_set_eeprom,
139 	.nway_reset		= usbnet_nway_reset,
140 	.get_link_ksettings	= usbnet_get_link_ksettings,
141 	.set_link_ksettings	= usbnet_set_link_ksettings,
142 };
143 
144 static void ax88172_set_multicast(struct net_device *net)
145 {
146 	struct usbnet *dev = netdev_priv(net);
147 	struct asix_data *data = (struct asix_data *)&dev->data;
148 	u8 rx_ctl = 0x8c;
149 
150 	if (net->flags & IFF_PROMISC) {
151 		rx_ctl |= 0x01;
152 	} else if (net->flags & IFF_ALLMULTI ||
153 		   netdev_mc_count(net) > AX_MAX_MCAST) {
154 		rx_ctl |= 0x02;
155 	} else if (netdev_mc_empty(net)) {
156 		/* just broadcast and directed */
157 	} else {
158 		/* We use the 20 byte dev->data
159 		 * for our 8 byte filter buffer
160 		 * to avoid allocating memory that
161 		 * is tricky to free later */
162 		struct netdev_hw_addr *ha;
163 		u32 crc_bits;
164 
165 		memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
166 
167 		/* Build the multicast hash filter. */
168 		netdev_for_each_mc_addr(ha, net) {
169 			crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
170 			data->multi_filter[crc_bits >> 3] |=
171 			    1 << (crc_bits & 7);
172 		}
173 
174 		asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
175 				   AX_MCAST_FILTER_SIZE, data->multi_filter);
176 
177 		rx_ctl |= 0x10;
178 	}
179 
180 	asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
181 }
182 
183 static int ax88172_link_reset(struct usbnet *dev)
184 {
185 	u8 mode;
186 	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
187 
188 	mii_check_media(&dev->mii, 1, 1);
189 	mii_ethtool_gset(&dev->mii, &ecmd);
190 	mode = AX88172_MEDIUM_DEFAULT;
191 
192 	if (ecmd.duplex != DUPLEX_FULL)
193 		mode |= ~AX88172_MEDIUM_FD;
194 
195 	netdev_dbg(dev->net, "ax88172_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
196 		   ethtool_cmd_speed(&ecmd), ecmd.duplex, mode);
197 
198 	asix_write_medium_mode(dev, mode, 0);
199 
200 	return 0;
201 }
202 
203 static const struct net_device_ops ax88172_netdev_ops = {
204 	.ndo_open		= usbnet_open,
205 	.ndo_stop		= usbnet_stop,
206 	.ndo_start_xmit		= usbnet_start_xmit,
207 	.ndo_tx_timeout		= usbnet_tx_timeout,
208 	.ndo_change_mtu		= usbnet_change_mtu,
209 	.ndo_get_stats64	= usbnet_get_stats64,
210 	.ndo_set_mac_address 	= eth_mac_addr,
211 	.ndo_validate_addr	= eth_validate_addr,
212 	.ndo_do_ioctl		= asix_ioctl,
213 	.ndo_set_rx_mode	= ax88172_set_multicast,
214 };
215 
216 static void asix_phy_reset(struct usbnet *dev, unsigned int reset_bits)
217 {
218 	unsigned int timeout = 5000;
219 
220 	asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, reset_bits);
221 
222 	/* give phy_id a chance to process reset */
223 	udelay(500);
224 
225 	/* See IEEE 802.3 "22.2.4.1.1 Reset": 500ms max */
226 	while (timeout--) {
227 		if (asix_mdio_read(dev->net, dev->mii.phy_id, MII_BMCR)
228 							& BMCR_RESET)
229 			udelay(100);
230 		else
231 			return;
232 	}
233 
234 	netdev_err(dev->net, "BMCR_RESET timeout on phy_id %d\n",
235 		   dev->mii.phy_id);
236 }
237 
238 static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
239 {
240 	int ret = 0;
241 	u8 buf[ETH_ALEN];
242 	int i;
243 	unsigned long gpio_bits = dev->driver_info->data;
244 
245 	usbnet_get_endpoints(dev,intf);
246 
247 	/* Toggle the GPIOs in a manufacturer/model specific way */
248 	for (i = 2; i >= 0; i--) {
249 		ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
250 				(gpio_bits >> (i * 8)) & 0xff, 0, 0, NULL, 0);
251 		if (ret < 0)
252 			goto out;
253 		msleep(5);
254 	}
255 
256 	ret = asix_write_rx_ctl(dev, 0x80, 0);
257 	if (ret < 0)
258 		goto out;
259 
260 	/* Get the MAC address */
261 	ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID,
262 			    0, 0, ETH_ALEN, buf, 0);
263 	if (ret < 0) {
264 		netdev_dbg(dev->net, "read AX_CMD_READ_NODE_ID failed: %d\n",
265 			   ret);
266 		goto out;
267 	}
268 
269 	asix_set_netdev_dev_addr(dev, buf);
270 
271 	/* Initialize MII structure */
272 	dev->mii.dev = dev->net;
273 	dev->mii.mdio_read = asix_mdio_read;
274 	dev->mii.mdio_write = asix_mdio_write;
275 	dev->mii.phy_id_mask = 0x3f;
276 	dev->mii.reg_num_mask = 0x1f;
277 	dev->mii.phy_id = asix_get_phy_addr(dev);
278 
279 	dev->net->netdev_ops = &ax88172_netdev_ops;
280 	dev->net->ethtool_ops = &ax88172_ethtool_ops;
281 	dev->net->needed_headroom = 4; /* cf asix_tx_fixup() */
282 	dev->net->needed_tailroom = 4; /* cf asix_tx_fixup() */
283 
284 	asix_phy_reset(dev, BMCR_RESET);
285 	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
286 		ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
287 	mii_nway_restart(&dev->mii);
288 
289 	return 0;
290 
291 out:
292 	return ret;
293 }
294 
295 static const struct ethtool_ops ax88772_ethtool_ops = {
296 	.get_drvinfo		= asix_get_drvinfo,
297 	.get_link		= asix_get_link,
298 	.get_msglevel		= usbnet_get_msglevel,
299 	.set_msglevel		= usbnet_set_msglevel,
300 	.get_wol		= asix_get_wol,
301 	.set_wol		= asix_set_wol,
302 	.get_eeprom_len		= asix_get_eeprom_len,
303 	.get_eeprom		= asix_get_eeprom,
304 	.set_eeprom		= asix_set_eeprom,
305 	.nway_reset		= usbnet_nway_reset,
306 	.get_link_ksettings	= usbnet_get_link_ksettings,
307 	.set_link_ksettings	= usbnet_set_link_ksettings,
308 };
309 
310 static int ax88772_link_reset(struct usbnet *dev)
311 {
312 	u16 mode;
313 	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
314 
315 	mii_check_media(&dev->mii, 1, 1);
316 	mii_ethtool_gset(&dev->mii, &ecmd);
317 	mode = AX88772_MEDIUM_DEFAULT;
318 
319 	if (ethtool_cmd_speed(&ecmd) != SPEED_100)
320 		mode &= ~AX_MEDIUM_PS;
321 
322 	if (ecmd.duplex != DUPLEX_FULL)
323 		mode &= ~AX_MEDIUM_FD;
324 
325 	netdev_dbg(dev->net, "ax88772_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
326 		   ethtool_cmd_speed(&ecmd), ecmd.duplex, mode);
327 
328 	asix_write_medium_mode(dev, mode, 0);
329 
330 	return 0;
331 }
332 
333 static int ax88772_reset(struct usbnet *dev)
334 {
335 	struct asix_data *data = (struct asix_data *)&dev->data;
336 	int ret;
337 
338 	/* Rewrite MAC address */
339 	ether_addr_copy(data->mac_addr, dev->net->dev_addr);
340 	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0,
341 			     ETH_ALEN, data->mac_addr, 0);
342 	if (ret < 0)
343 		goto out;
344 
345 	/* Set RX_CTL to default values with 2k buffer, and enable cactus */
346 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, 0);
347 	if (ret < 0)
348 		goto out;
349 
350 	ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT, 0);
351 	if (ret < 0)
352 		goto out;
353 
354 	return 0;
355 
356 out:
357 	return ret;
358 }
359 
360 static int ax88772_hw_reset(struct usbnet *dev, int in_pm)
361 {
362 	struct asix_data *data = (struct asix_data *)&dev->data;
363 	int ret, embd_phy;
364 	u16 rx_ctl;
365 
366 	ret = asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_2 |
367 			      AX_GPIO_GPO2EN, 5, in_pm);
368 	if (ret < 0)
369 		goto out;
370 
371 	embd_phy = ((dev->mii.phy_id & 0x1f) == 0x10 ? 1 : 0);
372 
373 	ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy,
374 			     0, 0, NULL, in_pm);
375 	if (ret < 0) {
376 		netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
377 		goto out;
378 	}
379 
380 	if (embd_phy) {
381 		ret = asix_sw_reset(dev, AX_SWRESET_IPPD, in_pm);
382 		if (ret < 0)
383 			goto out;
384 
385 		usleep_range(10000, 11000);
386 
387 		ret = asix_sw_reset(dev, AX_SWRESET_CLEAR, in_pm);
388 		if (ret < 0)
389 			goto out;
390 
391 		msleep(60);
392 
393 		ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL,
394 				    in_pm);
395 		if (ret < 0)
396 			goto out;
397 	} else {
398 		ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL,
399 				    in_pm);
400 		if (ret < 0)
401 			goto out;
402 	}
403 
404 	msleep(150);
405 
406 	if (in_pm && (!asix_mdio_read_nopm(dev->net, dev->mii.phy_id,
407 					   MII_PHYSID1))){
408 		ret = -EIO;
409 		goto out;
410 	}
411 
412 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, in_pm);
413 	if (ret < 0)
414 		goto out;
415 
416 	ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT, in_pm);
417 	if (ret < 0)
418 		goto out;
419 
420 	ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
421 			     AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
422 			     AX88772_IPG2_DEFAULT, 0, NULL, in_pm);
423 	if (ret < 0) {
424 		netdev_dbg(dev->net, "Write IPG,IPG1,IPG2 failed: %d\n", ret);
425 		goto out;
426 	}
427 
428 	/* Rewrite MAC address */
429 	ether_addr_copy(data->mac_addr, dev->net->dev_addr);
430 	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0,
431 			     ETH_ALEN, data->mac_addr, in_pm);
432 	if (ret < 0)
433 		goto out;
434 
435 	/* Set RX_CTL to default values with 2k buffer, and enable cactus */
436 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, in_pm);
437 	if (ret < 0)
438 		goto out;
439 
440 	rx_ctl = asix_read_rx_ctl(dev, in_pm);
441 	netdev_dbg(dev->net, "RX_CTL is 0x%04x after all initializations\n",
442 		   rx_ctl);
443 
444 	rx_ctl = asix_read_medium_status(dev, in_pm);
445 	netdev_dbg(dev->net,
446 		   "Medium Status is 0x%04x after all initializations\n",
447 		   rx_ctl);
448 
449 	return 0;
450 
451 out:
452 	return ret;
453 }
454 
455 static int ax88772a_hw_reset(struct usbnet *dev, int in_pm)
456 {
457 	struct asix_data *data = (struct asix_data *)&dev->data;
458 	int ret, embd_phy;
459 	u16 rx_ctl, phy14h, phy15h, phy16h;
460 	u8 chipcode = 0;
461 
462 	ret = asix_write_gpio(dev, AX_GPIO_RSE, 5, in_pm);
463 	if (ret < 0)
464 		goto out;
465 
466 	embd_phy = ((dev->mii.phy_id & 0x1f) == 0x10 ? 1 : 0);
467 
468 	ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy |
469 			     AX_PHYSEL_SSEN, 0, 0, NULL, in_pm);
470 	if (ret < 0) {
471 		netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
472 		goto out;
473 	}
474 	usleep_range(10000, 11000);
475 
476 	ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_IPRL, in_pm);
477 	if (ret < 0)
478 		goto out;
479 
480 	usleep_range(10000, 11000);
481 
482 	ret = asix_sw_reset(dev, AX_SWRESET_IPRL, in_pm);
483 	if (ret < 0)
484 		goto out;
485 
486 	msleep(160);
487 
488 	ret = asix_sw_reset(dev, AX_SWRESET_CLEAR, in_pm);
489 	if (ret < 0)
490 		goto out;
491 
492 	ret = asix_sw_reset(dev, AX_SWRESET_IPRL, in_pm);
493 	if (ret < 0)
494 		goto out;
495 
496 	msleep(200);
497 
498 	if (in_pm && (!asix_mdio_read_nopm(dev->net, dev->mii.phy_id,
499 					   MII_PHYSID1))) {
500 		ret = -1;
501 		goto out;
502 	}
503 
504 	ret = asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0,
505 			    0, 1, &chipcode, in_pm);
506 	if (ret < 0)
507 		goto out;
508 
509 	if ((chipcode & AX_CHIPCODE_MASK) == AX_AX88772B_CHIPCODE) {
510 		ret = asix_write_cmd(dev, AX_QCTCTRL, 0x8000, 0x8001,
511 				     0, NULL, in_pm);
512 		if (ret < 0) {
513 			netdev_dbg(dev->net, "Write BQ setting failed: %d\n",
514 				   ret);
515 			goto out;
516 		}
517 	} else if ((chipcode & AX_CHIPCODE_MASK) == AX_AX88772A_CHIPCODE) {
518 		/* Check if the PHY registers have default settings */
519 		phy14h = asix_mdio_read_nopm(dev->net, dev->mii.phy_id,
520 					     AX88772A_PHY14H);
521 		phy15h = asix_mdio_read_nopm(dev->net, dev->mii.phy_id,
522 					     AX88772A_PHY15H);
523 		phy16h = asix_mdio_read_nopm(dev->net, dev->mii.phy_id,
524 					     AX88772A_PHY16H);
525 
526 		netdev_dbg(dev->net,
527 			   "772a_hw_reset: MR20=0x%x MR21=0x%x MR22=0x%x\n",
528 			   phy14h, phy15h, phy16h);
529 
530 		/* Restore PHY registers default setting if not */
531 		if (phy14h != AX88772A_PHY14H_DEFAULT)
532 			asix_mdio_write_nopm(dev->net, dev->mii.phy_id,
533 					     AX88772A_PHY14H,
534 					     AX88772A_PHY14H_DEFAULT);
535 		if (phy15h != AX88772A_PHY15H_DEFAULT)
536 			asix_mdio_write_nopm(dev->net, dev->mii.phy_id,
537 					     AX88772A_PHY15H,
538 					     AX88772A_PHY15H_DEFAULT);
539 		if (phy16h != AX88772A_PHY16H_DEFAULT)
540 			asix_mdio_write_nopm(dev->net, dev->mii.phy_id,
541 					     AX88772A_PHY16H,
542 					     AX88772A_PHY16H_DEFAULT);
543 	}
544 
545 	ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
546 				AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
547 				AX88772_IPG2_DEFAULT, 0, NULL, in_pm);
548 	if (ret < 0) {
549 		netdev_dbg(dev->net, "Write IPG,IPG1,IPG2 failed: %d\n", ret);
550 		goto out;
551 	}
552 
553 	/* Rewrite MAC address */
554 	memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
555 	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
556 							data->mac_addr, in_pm);
557 	if (ret < 0)
558 		goto out;
559 
560 	/* Set RX_CTL to default values with 2k buffer, and enable cactus */
561 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, in_pm);
562 	if (ret < 0)
563 		goto out;
564 
565 	ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT, in_pm);
566 	if (ret < 0)
567 		return ret;
568 
569 	/* Set RX_CTL to default values with 2k buffer, and enable cactus */
570 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, in_pm);
571 	if (ret < 0)
572 		goto out;
573 
574 	rx_ctl = asix_read_rx_ctl(dev, in_pm);
575 	netdev_dbg(dev->net, "RX_CTL is 0x%04x after all initializations\n",
576 		   rx_ctl);
577 
578 	rx_ctl = asix_read_medium_status(dev, in_pm);
579 	netdev_dbg(dev->net,
580 		   "Medium Status is 0x%04x after all initializations\n",
581 		   rx_ctl);
582 
583 	return 0;
584 
585 out:
586 	return ret;
587 }
588 
589 static const struct net_device_ops ax88772_netdev_ops = {
590 	.ndo_open		= usbnet_open,
591 	.ndo_stop		= usbnet_stop,
592 	.ndo_start_xmit		= usbnet_start_xmit,
593 	.ndo_tx_timeout		= usbnet_tx_timeout,
594 	.ndo_change_mtu		= usbnet_change_mtu,
595 	.ndo_get_stats64	= usbnet_get_stats64,
596 	.ndo_set_mac_address 	= asix_set_mac_address,
597 	.ndo_validate_addr	= eth_validate_addr,
598 	.ndo_do_ioctl		= asix_ioctl,
599 	.ndo_set_rx_mode        = asix_set_multicast,
600 };
601 
602 static void ax88772_suspend(struct usbnet *dev)
603 {
604 	struct asix_common_private *priv = dev->driver_priv;
605 	u16 medium;
606 
607 	/* Stop MAC operation */
608 	medium = asix_read_medium_status(dev, 1);
609 	medium &= ~AX_MEDIUM_RE;
610 	asix_write_medium_mode(dev, medium, 1);
611 
612 	netdev_dbg(dev->net, "ax88772_suspend: medium=0x%04x\n",
613 		   asix_read_medium_status(dev, 1));
614 
615 	/* Preserve BMCR for restoring */
616 	priv->presvd_phy_bmcr =
617 		asix_mdio_read_nopm(dev->net, dev->mii.phy_id, MII_BMCR);
618 
619 	/* Preserve ANAR for restoring */
620 	priv->presvd_phy_advertise =
621 		asix_mdio_read_nopm(dev->net, dev->mii.phy_id, MII_ADVERTISE);
622 }
623 
624 static int asix_suspend(struct usb_interface *intf, pm_message_t message)
625 {
626 	struct usbnet *dev = usb_get_intfdata(intf);
627 	struct asix_common_private *priv = dev->driver_priv;
628 
629 	if (priv && priv->suspend)
630 		priv->suspend(dev);
631 
632 	return usbnet_suspend(intf, message);
633 }
634 
635 static void ax88772_restore_phy(struct usbnet *dev)
636 {
637 	struct asix_common_private *priv = dev->driver_priv;
638 
639 	if (priv->presvd_phy_advertise) {
640 		/* Restore Advertisement control reg */
641 		asix_mdio_write_nopm(dev->net, dev->mii.phy_id, MII_ADVERTISE,
642 				     priv->presvd_phy_advertise);
643 
644 		/* Restore BMCR */
645 		if (priv->presvd_phy_bmcr & BMCR_ANENABLE)
646 			priv->presvd_phy_bmcr |= BMCR_ANRESTART;
647 
648 		asix_mdio_write_nopm(dev->net, dev->mii.phy_id, MII_BMCR,
649 				     priv->presvd_phy_bmcr);
650 
651 		priv->presvd_phy_advertise = 0;
652 		priv->presvd_phy_bmcr = 0;
653 	}
654 }
655 
656 static void ax88772_resume(struct usbnet *dev)
657 {
658 	int i;
659 
660 	for (i = 0; i < 3; i++)
661 		if (!ax88772_hw_reset(dev, 1))
662 			break;
663 	ax88772_restore_phy(dev);
664 }
665 
666 static void ax88772a_resume(struct usbnet *dev)
667 {
668 	int i;
669 
670 	for (i = 0; i < 3; i++) {
671 		if (!ax88772a_hw_reset(dev, 1))
672 			break;
673 	}
674 
675 	ax88772_restore_phy(dev);
676 }
677 
678 static int asix_resume(struct usb_interface *intf)
679 {
680 	struct usbnet *dev = usb_get_intfdata(intf);
681 	struct asix_common_private *priv = dev->driver_priv;
682 
683 	if (priv && priv->resume)
684 		priv->resume(dev);
685 
686 	return usbnet_resume(intf);
687 }
688 
689 static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
690 {
691 	int ret, i;
692 	u8 buf[ETH_ALEN], chipcode = 0;
693 	u32 phyid;
694 	struct asix_common_private *priv;
695 
696 	usbnet_get_endpoints(dev, intf);
697 
698 	/* Maybe the boot loader passed the MAC address via device tree */
699 	if (!eth_platform_get_mac_address(&dev->udev->dev, buf)) {
700 		netif_dbg(dev, ifup, dev->net,
701 			  "MAC address read from device tree");
702 	} else {
703 		/* Try getting the MAC address from EEPROM */
704 		if (dev->driver_info->data & FLAG_EEPROM_MAC) {
705 			for (i = 0; i < (ETH_ALEN >> 1); i++) {
706 				ret = asix_read_cmd(dev, AX_CMD_READ_EEPROM,
707 						    0x04 + i, 0, 2, buf + i * 2,
708 						    0);
709 				if (ret < 0)
710 					break;
711 			}
712 		} else {
713 			ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
714 					    0, 0, ETH_ALEN, buf, 0);
715 		}
716 
717 		if (ret < 0) {
718 			netdev_dbg(dev->net, "Failed to read MAC address: %d\n",
719 				   ret);
720 			return ret;
721 		}
722 	}
723 
724 	asix_set_netdev_dev_addr(dev, buf);
725 
726 	/* Initialize MII structure */
727 	dev->mii.dev = dev->net;
728 	dev->mii.mdio_read = asix_mdio_read;
729 	dev->mii.mdio_write = asix_mdio_write;
730 	dev->mii.phy_id_mask = 0x1f;
731 	dev->mii.reg_num_mask = 0x1f;
732 	dev->mii.phy_id = asix_get_phy_addr(dev);
733 
734 	dev->net->netdev_ops = &ax88772_netdev_ops;
735 	dev->net->ethtool_ops = &ax88772_ethtool_ops;
736 	dev->net->needed_headroom = 4; /* cf asix_tx_fixup() */
737 	dev->net->needed_tailroom = 4; /* cf asix_tx_fixup() */
738 
739 	asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0, 0, 1, &chipcode, 0);
740 	chipcode &= AX_CHIPCODE_MASK;
741 
742 	ret = (chipcode == AX_AX88772_CHIPCODE) ? ax88772_hw_reset(dev, 0) :
743 						  ax88772a_hw_reset(dev, 0);
744 
745 	if (ret < 0) {
746 		netdev_dbg(dev->net, "Failed to reset AX88772: %d\n", ret);
747 		return ret;
748 	}
749 
750 	/* Read PHYID register *AFTER* the PHY was reset properly */
751 	phyid = asix_get_phyid(dev);
752 	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
753 
754 	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
755 	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
756 		/* hard_mtu  is still the default - the device does not support
757 		   jumbo eth frames */
758 		dev->rx_urb_size = 2048;
759 	}
760 
761 	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
762 	if (!dev->driver_priv)
763 		return -ENOMEM;
764 
765 	priv = dev->driver_priv;
766 
767 	priv->presvd_phy_bmcr = 0;
768 	priv->presvd_phy_advertise = 0;
769 	if (chipcode == AX_AX88772_CHIPCODE) {
770 		priv->resume = ax88772_resume;
771 		priv->suspend = ax88772_suspend;
772 	} else {
773 		priv->resume = ax88772a_resume;
774 		priv->suspend = ax88772_suspend;
775 	}
776 
777 	return 0;
778 }
779 
780 static void ax88772_unbind(struct usbnet *dev, struct usb_interface *intf)
781 {
782 	asix_rx_fixup_common_free(dev->driver_priv);
783 	kfree(dev->driver_priv);
784 }
785 
786 static const struct ethtool_ops ax88178_ethtool_ops = {
787 	.get_drvinfo		= asix_get_drvinfo,
788 	.get_link		= asix_get_link,
789 	.get_msglevel		= usbnet_get_msglevel,
790 	.set_msglevel		= usbnet_set_msglevel,
791 	.get_wol		= asix_get_wol,
792 	.set_wol		= asix_set_wol,
793 	.get_eeprom_len		= asix_get_eeprom_len,
794 	.get_eeprom		= asix_get_eeprom,
795 	.set_eeprom		= asix_set_eeprom,
796 	.nway_reset		= usbnet_nway_reset,
797 	.get_link_ksettings	= usbnet_get_link_ksettings,
798 	.set_link_ksettings	= usbnet_set_link_ksettings,
799 };
800 
801 static int marvell_phy_init(struct usbnet *dev)
802 {
803 	struct asix_data *data = (struct asix_data *)&dev->data;
804 	u16 reg;
805 
806 	netdev_dbg(dev->net, "marvell_phy_init()\n");
807 
808 	reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
809 	netdev_dbg(dev->net, "MII_MARVELL_STATUS = 0x%04x\n", reg);
810 
811 	asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
812 			MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
813 
814 	if (data->ledmode) {
815 		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
816 			MII_MARVELL_LED_CTRL);
817 		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (1) = 0x%04x\n", reg);
818 
819 		reg &= 0xf8ff;
820 		reg |= (1 + 0x0100);
821 		asix_mdio_write(dev->net, dev->mii.phy_id,
822 			MII_MARVELL_LED_CTRL, reg);
823 
824 		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
825 			MII_MARVELL_LED_CTRL);
826 		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (2) = 0x%04x\n", reg);
827 		reg &= 0xfc0f;
828 	}
829 
830 	return 0;
831 }
832 
833 static int rtl8211cl_phy_init(struct usbnet *dev)
834 {
835 	struct asix_data *data = (struct asix_data *)&dev->data;
836 
837 	netdev_dbg(dev->net, "rtl8211cl_phy_init()\n");
838 
839 	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0005);
840 	asix_mdio_write (dev->net, dev->mii.phy_id, 0x0c, 0);
841 	asix_mdio_write (dev->net, dev->mii.phy_id, 0x01,
842 		asix_mdio_read (dev->net, dev->mii.phy_id, 0x01) | 0x0080);
843 	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
844 
845 	if (data->ledmode == 12) {
846 		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0002);
847 		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1a, 0x00cb);
848 		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
849 	}
850 
851 	return 0;
852 }
853 
854 static int marvell_led_status(struct usbnet *dev, u16 speed)
855 {
856 	u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
857 
858 	netdev_dbg(dev->net, "marvell_led_status() read 0x%04x\n", reg);
859 
860 	/* Clear out the center LED bits - 0x03F0 */
861 	reg &= 0xfc0f;
862 
863 	switch (speed) {
864 		case SPEED_1000:
865 			reg |= 0x03e0;
866 			break;
867 		case SPEED_100:
868 			reg |= 0x03b0;
869 			break;
870 		default:
871 			reg |= 0x02f0;
872 	}
873 
874 	netdev_dbg(dev->net, "marvell_led_status() writing 0x%04x\n", reg);
875 	asix_mdio_write(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL, reg);
876 
877 	return 0;
878 }
879 
880 static int ax88178_reset(struct usbnet *dev)
881 {
882 	struct asix_data *data = (struct asix_data *)&dev->data;
883 	int ret;
884 	__le16 eeprom;
885 	u8 status;
886 	int gpio0 = 0;
887 	u32 phyid;
888 
889 	asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &status, 0);
890 	netdev_dbg(dev->net, "GPIO Status: 0x%04x\n", status);
891 
892 	asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0, 0, 0, NULL, 0);
893 	asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x0017, 0, 2, &eeprom, 0);
894 	asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0, 0, 0, NULL, 0);
895 
896 	netdev_dbg(dev->net, "EEPROM index 0x17 is 0x%04x\n", eeprom);
897 
898 	if (eeprom == cpu_to_le16(0xffff)) {
899 		data->phymode = PHY_MODE_MARVELL;
900 		data->ledmode = 0;
901 		gpio0 = 1;
902 	} else {
903 		data->phymode = le16_to_cpu(eeprom) & 0x7F;
904 		data->ledmode = le16_to_cpu(eeprom) >> 8;
905 		gpio0 = (le16_to_cpu(eeprom) & 0x80) ? 0 : 1;
906 	}
907 	netdev_dbg(dev->net, "GPIO0: %d, PhyMode: %d\n", gpio0, data->phymode);
908 
909 	/* Power up external GigaPHY through AX88178 GPIO pin */
910 	asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 |
911 			AX_GPIO_GPO1EN, 40, 0);
912 	if ((le16_to_cpu(eeprom) >> 8) != 1) {
913 		asix_write_gpio(dev, 0x003c, 30, 0);
914 		asix_write_gpio(dev, 0x001c, 300, 0);
915 		asix_write_gpio(dev, 0x003c, 30, 0);
916 	} else {
917 		netdev_dbg(dev->net, "gpio phymode == 1 path\n");
918 		asix_write_gpio(dev, AX_GPIO_GPO1EN, 30, 0);
919 		asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30, 0);
920 	}
921 
922 	/* Read PHYID register *AFTER* powering up PHY */
923 	phyid = asix_get_phyid(dev);
924 	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
925 
926 	/* Set AX88178 to enable MII/GMII/RGMII interface for external PHY */
927 	asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, 0, 0, 0, NULL, 0);
928 
929 	asix_sw_reset(dev, 0, 0);
930 	msleep(150);
931 
932 	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD, 0);
933 	msleep(150);
934 
935 	asix_write_rx_ctl(dev, 0, 0);
936 
937 	if (data->phymode == PHY_MODE_MARVELL) {
938 		marvell_phy_init(dev);
939 		msleep(60);
940 	} else if (data->phymode == PHY_MODE_RTL8211CL)
941 		rtl8211cl_phy_init(dev);
942 
943 	asix_phy_reset(dev, BMCR_RESET | BMCR_ANENABLE);
944 	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
945 			ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
946 	asix_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000,
947 			ADVERTISE_1000FULL);
948 
949 	asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT, 0);
950 	mii_nway_restart(&dev->mii);
951 
952 	/* Rewrite MAC address */
953 	memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
954 	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
955 							data->mac_addr, 0);
956 	if (ret < 0)
957 		return ret;
958 
959 	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, 0);
960 	if (ret < 0)
961 		return ret;
962 
963 	return 0;
964 }
965 
966 static int ax88178_link_reset(struct usbnet *dev)
967 {
968 	u16 mode;
969 	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
970 	struct asix_data *data = (struct asix_data *)&dev->data;
971 	u32 speed;
972 
973 	netdev_dbg(dev->net, "ax88178_link_reset()\n");
974 
975 	mii_check_media(&dev->mii, 1, 1);
976 	mii_ethtool_gset(&dev->mii, &ecmd);
977 	mode = AX88178_MEDIUM_DEFAULT;
978 	speed = ethtool_cmd_speed(&ecmd);
979 
980 	if (speed == SPEED_1000)
981 		mode |= AX_MEDIUM_GM;
982 	else if (speed == SPEED_100)
983 		mode |= AX_MEDIUM_PS;
984 	else
985 		mode &= ~(AX_MEDIUM_PS | AX_MEDIUM_GM);
986 
987 	mode |= AX_MEDIUM_ENCK;
988 
989 	if (ecmd.duplex == DUPLEX_FULL)
990 		mode |= AX_MEDIUM_FD;
991 	else
992 		mode &= ~AX_MEDIUM_FD;
993 
994 	netdev_dbg(dev->net, "ax88178_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
995 		   speed, ecmd.duplex, mode);
996 
997 	asix_write_medium_mode(dev, mode, 0);
998 
999 	if (data->phymode == PHY_MODE_MARVELL && data->ledmode)
1000 		marvell_led_status(dev, speed);
1001 
1002 	return 0;
1003 }
1004 
1005 static void ax88178_set_mfb(struct usbnet *dev)
1006 {
1007 	u16 mfb = AX_RX_CTL_MFB_16384;
1008 	u16 rxctl;
1009 	u16 medium;
1010 	int old_rx_urb_size = dev->rx_urb_size;
1011 
1012 	if (dev->hard_mtu < 2048) {
1013 		dev->rx_urb_size = 2048;
1014 		mfb = AX_RX_CTL_MFB_2048;
1015 	} else if (dev->hard_mtu < 4096) {
1016 		dev->rx_urb_size = 4096;
1017 		mfb = AX_RX_CTL_MFB_4096;
1018 	} else if (dev->hard_mtu < 8192) {
1019 		dev->rx_urb_size = 8192;
1020 		mfb = AX_RX_CTL_MFB_8192;
1021 	} else if (dev->hard_mtu < 16384) {
1022 		dev->rx_urb_size = 16384;
1023 		mfb = AX_RX_CTL_MFB_16384;
1024 	}
1025 
1026 	rxctl = asix_read_rx_ctl(dev, 0);
1027 	asix_write_rx_ctl(dev, (rxctl & ~AX_RX_CTL_MFB_16384) | mfb, 0);
1028 
1029 	medium = asix_read_medium_status(dev, 0);
1030 	if (dev->net->mtu > 1500)
1031 		medium |= AX_MEDIUM_JFE;
1032 	else
1033 		medium &= ~AX_MEDIUM_JFE;
1034 	asix_write_medium_mode(dev, medium, 0);
1035 
1036 	if (dev->rx_urb_size > old_rx_urb_size)
1037 		usbnet_unlink_rx_urbs(dev);
1038 }
1039 
1040 static int ax88178_change_mtu(struct net_device *net, int new_mtu)
1041 {
1042 	struct usbnet *dev = netdev_priv(net);
1043 	int ll_mtu = new_mtu + net->hard_header_len + 4;
1044 
1045 	netdev_dbg(dev->net, "ax88178_change_mtu() new_mtu=%d\n", new_mtu);
1046 
1047 	if ((ll_mtu % dev->maxpacket) == 0)
1048 		return -EDOM;
1049 
1050 	net->mtu = new_mtu;
1051 	dev->hard_mtu = net->mtu + net->hard_header_len;
1052 	ax88178_set_mfb(dev);
1053 
1054 	/* max qlen depend on hard_mtu and rx_urb_size */
1055 	usbnet_update_max_qlen(dev);
1056 
1057 	return 0;
1058 }
1059 
1060 static const struct net_device_ops ax88178_netdev_ops = {
1061 	.ndo_open		= usbnet_open,
1062 	.ndo_stop		= usbnet_stop,
1063 	.ndo_start_xmit		= usbnet_start_xmit,
1064 	.ndo_tx_timeout		= usbnet_tx_timeout,
1065 	.ndo_get_stats64	= usbnet_get_stats64,
1066 	.ndo_set_mac_address 	= asix_set_mac_address,
1067 	.ndo_validate_addr	= eth_validate_addr,
1068 	.ndo_set_rx_mode	= asix_set_multicast,
1069 	.ndo_do_ioctl 		= asix_ioctl,
1070 	.ndo_change_mtu 	= ax88178_change_mtu,
1071 };
1072 
1073 static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
1074 {
1075 	int ret;
1076 	u8 buf[ETH_ALEN];
1077 
1078 	usbnet_get_endpoints(dev,intf);
1079 
1080 	/* Get the MAC address */
1081 	ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf, 0);
1082 	if (ret < 0) {
1083 		netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
1084 		return ret;
1085 	}
1086 
1087 	asix_set_netdev_dev_addr(dev, buf);
1088 
1089 	/* Initialize MII structure */
1090 	dev->mii.dev = dev->net;
1091 	dev->mii.mdio_read = asix_mdio_read;
1092 	dev->mii.mdio_write = asix_mdio_write;
1093 	dev->mii.phy_id_mask = 0x1f;
1094 	dev->mii.reg_num_mask = 0xff;
1095 	dev->mii.supports_gmii = 1;
1096 	dev->mii.phy_id = asix_get_phy_addr(dev);
1097 
1098 	dev->net->netdev_ops = &ax88178_netdev_ops;
1099 	dev->net->ethtool_ops = &ax88178_ethtool_ops;
1100 	dev->net->max_mtu = 16384 - (dev->net->hard_header_len + 4);
1101 
1102 	/* Blink LEDS so users know driver saw dongle */
1103 	asix_sw_reset(dev, 0, 0);
1104 	msleep(150);
1105 
1106 	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD, 0);
1107 	msleep(150);
1108 
1109 	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1110 	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
1111 		/* hard_mtu  is still the default - the device does not support
1112 		   jumbo eth frames */
1113 		dev->rx_urb_size = 2048;
1114 	}
1115 
1116 	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
1117 	if (!dev->driver_priv)
1118 			return -ENOMEM;
1119 
1120 	return 0;
1121 }
1122 
1123 static const struct driver_info ax8817x_info = {
1124 	.description = "ASIX AX8817x USB 2.0 Ethernet",
1125 	.bind = ax88172_bind,
1126 	.status = asix_status,
1127 	.link_reset = ax88172_link_reset,
1128 	.reset = ax88172_link_reset,
1129 	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1130 	.data = 0x00130103,
1131 };
1132 
1133 static const struct driver_info dlink_dub_e100_info = {
1134 	.description = "DLink DUB-E100 USB Ethernet",
1135 	.bind = ax88172_bind,
1136 	.status = asix_status,
1137 	.link_reset = ax88172_link_reset,
1138 	.reset = ax88172_link_reset,
1139 	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1140 	.data = 0x009f9d9f,
1141 };
1142 
1143 static const struct driver_info netgear_fa120_info = {
1144 	.description = "Netgear FA-120 USB Ethernet",
1145 	.bind = ax88172_bind,
1146 	.status = asix_status,
1147 	.link_reset = ax88172_link_reset,
1148 	.reset = ax88172_link_reset,
1149 	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1150 	.data = 0x00130103,
1151 };
1152 
1153 static const struct driver_info hawking_uf200_info = {
1154 	.description = "Hawking UF200 USB Ethernet",
1155 	.bind = ax88172_bind,
1156 	.status = asix_status,
1157 	.link_reset = ax88172_link_reset,
1158 	.reset = ax88172_link_reset,
1159 	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1160 	.data = 0x001f1d1f,
1161 };
1162 
1163 static const struct driver_info ax88772_info = {
1164 	.description = "ASIX AX88772 USB 2.0 Ethernet",
1165 	.bind = ax88772_bind,
1166 	.unbind = ax88772_unbind,
1167 	.status = asix_status,
1168 	.link_reset = ax88772_link_reset,
1169 	.reset = ax88772_reset,
1170 	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | FLAG_MULTI_PACKET,
1171 	.rx_fixup = asix_rx_fixup_common,
1172 	.tx_fixup = asix_tx_fixup,
1173 };
1174 
1175 static const struct driver_info ax88772b_info = {
1176 	.description = "ASIX AX88772B USB 2.0 Ethernet",
1177 	.bind = ax88772_bind,
1178 	.unbind = ax88772_unbind,
1179 	.status = asix_status,
1180 	.link_reset = ax88772_link_reset,
1181 	.reset = ax88772_reset,
1182 	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1183 	         FLAG_MULTI_PACKET,
1184 	.rx_fixup = asix_rx_fixup_common,
1185 	.tx_fixup = asix_tx_fixup,
1186 	.data = FLAG_EEPROM_MAC,
1187 };
1188 
1189 static const struct driver_info ax88178_info = {
1190 	.description = "ASIX AX88178 USB 2.0 Ethernet",
1191 	.bind = ax88178_bind,
1192 	.unbind = ax88772_unbind,
1193 	.status = asix_status,
1194 	.link_reset = ax88178_link_reset,
1195 	.reset = ax88178_reset,
1196 	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1197 		 FLAG_MULTI_PACKET,
1198 	.rx_fixup = asix_rx_fixup_common,
1199 	.tx_fixup = asix_tx_fixup,
1200 };
1201 
1202 /*
1203  * USBLINK 20F9 "USB 2.0 LAN" USB ethernet adapter, typically found in
1204  * no-name packaging.
1205  * USB device strings are:
1206  *   1: Manufacturer: USBLINK
1207  *   2: Product: HG20F9 USB2.0
1208  *   3: Serial: 000003
1209  * Appears to be compatible with Asix 88772B.
1210  */
1211 static const struct driver_info hg20f9_info = {
1212 	.description = "HG20F9 USB 2.0 Ethernet",
1213 	.bind = ax88772_bind,
1214 	.unbind = ax88772_unbind,
1215 	.status = asix_status,
1216 	.link_reset = ax88772_link_reset,
1217 	.reset = ax88772_reset,
1218 	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1219 	         FLAG_MULTI_PACKET,
1220 	.rx_fixup = asix_rx_fixup_common,
1221 	.tx_fixup = asix_tx_fixup,
1222 	.data = FLAG_EEPROM_MAC,
1223 };
1224 
1225 static const struct usb_device_id	products [] = {
1226 {
1227 	// Linksys USB200M
1228 	USB_DEVICE (0x077b, 0x2226),
1229 	.driver_info =	(unsigned long) &ax8817x_info,
1230 }, {
1231 	// Netgear FA120
1232 	USB_DEVICE (0x0846, 0x1040),
1233 	.driver_info =  (unsigned long) &netgear_fa120_info,
1234 }, {
1235 	// DLink DUB-E100
1236 	USB_DEVICE (0x2001, 0x1a00),
1237 	.driver_info =  (unsigned long) &dlink_dub_e100_info,
1238 }, {
1239 	// Intellinet, ST Lab USB Ethernet
1240 	USB_DEVICE (0x0b95, 0x1720),
1241 	.driver_info =  (unsigned long) &ax8817x_info,
1242 }, {
1243 	// Hawking UF200, TrendNet TU2-ET100
1244 	USB_DEVICE (0x07b8, 0x420a),
1245 	.driver_info =  (unsigned long) &hawking_uf200_info,
1246 }, {
1247 	// Billionton Systems, USB2AR
1248 	USB_DEVICE (0x08dd, 0x90ff),
1249 	.driver_info =  (unsigned long) &ax8817x_info,
1250 }, {
1251 	// Billionton Systems, GUSB2AM-1G-B
1252 	USB_DEVICE(0x08dd, 0x0114),
1253 	.driver_info =  (unsigned long) &ax88178_info,
1254 }, {
1255 	// ATEN UC210T
1256 	USB_DEVICE (0x0557, 0x2009),
1257 	.driver_info =  (unsigned long) &ax8817x_info,
1258 }, {
1259 	// Buffalo LUA-U2-KTX
1260 	USB_DEVICE (0x0411, 0x003d),
1261 	.driver_info =  (unsigned long) &ax8817x_info,
1262 }, {
1263 	// Buffalo LUA-U2-GT 10/100/1000
1264 	USB_DEVICE (0x0411, 0x006e),
1265 	.driver_info =  (unsigned long) &ax88178_info,
1266 }, {
1267 	// Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
1268 	USB_DEVICE (0x6189, 0x182d),
1269 	.driver_info =  (unsigned long) &ax8817x_info,
1270 }, {
1271 	// Sitecom LN-031 "USB 2.0 10/100/1000 Ethernet adapter"
1272 	USB_DEVICE (0x0df6, 0x0056),
1273 	.driver_info =  (unsigned long) &ax88178_info,
1274 }, {
1275 	// Sitecom LN-028 "USB 2.0 10/100/1000 Ethernet adapter"
1276 	USB_DEVICE (0x0df6, 0x061c),
1277 	.driver_info =  (unsigned long) &ax88178_info,
1278 }, {
1279 	// corega FEther USB2-TX
1280 	USB_DEVICE (0x07aa, 0x0017),
1281 	.driver_info =  (unsigned long) &ax8817x_info,
1282 }, {
1283 	// Surecom EP-1427X-2
1284 	USB_DEVICE (0x1189, 0x0893),
1285 	.driver_info = (unsigned long) &ax8817x_info,
1286 }, {
1287 	// goodway corp usb gwusb2e
1288 	USB_DEVICE (0x1631, 0x6200),
1289 	.driver_info = (unsigned long) &ax8817x_info,
1290 }, {
1291 	// JVC MP-PRX1 Port Replicator
1292 	USB_DEVICE (0x04f1, 0x3008),
1293 	.driver_info = (unsigned long) &ax8817x_info,
1294 }, {
1295 	// Lenovo U2L100P 10/100
1296 	USB_DEVICE (0x17ef, 0x7203),
1297 	.driver_info = (unsigned long)&ax88772b_info,
1298 }, {
1299 	// ASIX AX88772B 10/100
1300 	USB_DEVICE (0x0b95, 0x772b),
1301 	.driver_info = (unsigned long) &ax88772b_info,
1302 }, {
1303 	// ASIX AX88772 10/100
1304 	USB_DEVICE (0x0b95, 0x7720),
1305 	.driver_info = (unsigned long) &ax88772_info,
1306 }, {
1307 	// ASIX AX88178 10/100/1000
1308 	USB_DEVICE (0x0b95, 0x1780),
1309 	.driver_info = (unsigned long) &ax88178_info,
1310 }, {
1311 	// Logitec LAN-GTJ/U2A
1312 	USB_DEVICE (0x0789, 0x0160),
1313 	.driver_info = (unsigned long) &ax88178_info,
1314 }, {
1315 	// Linksys USB200M Rev 2
1316 	USB_DEVICE (0x13b1, 0x0018),
1317 	.driver_info = (unsigned long) &ax88772_info,
1318 }, {
1319 	// 0Q0 cable ethernet
1320 	USB_DEVICE (0x1557, 0x7720),
1321 	.driver_info = (unsigned long) &ax88772_info,
1322 }, {
1323 	// DLink DUB-E100 H/W Ver B1
1324 	USB_DEVICE (0x07d1, 0x3c05),
1325 	.driver_info = (unsigned long) &ax88772_info,
1326 }, {
1327 	// DLink DUB-E100 H/W Ver B1 Alternate
1328 	USB_DEVICE (0x2001, 0x3c05),
1329 	.driver_info = (unsigned long) &ax88772_info,
1330 }, {
1331        // DLink DUB-E100 H/W Ver C1
1332        USB_DEVICE (0x2001, 0x1a02),
1333        .driver_info = (unsigned long) &ax88772_info,
1334 }, {
1335 	// Linksys USB1000
1336 	USB_DEVICE (0x1737, 0x0039),
1337 	.driver_info = (unsigned long) &ax88178_info,
1338 }, {
1339 	// IO-DATA ETG-US2
1340 	USB_DEVICE (0x04bb, 0x0930),
1341 	.driver_info = (unsigned long) &ax88178_info,
1342 }, {
1343 	// Belkin F5D5055
1344 	USB_DEVICE(0x050d, 0x5055),
1345 	.driver_info = (unsigned long) &ax88178_info,
1346 }, {
1347 	// Apple USB Ethernet Adapter
1348 	USB_DEVICE(0x05ac, 0x1402),
1349 	.driver_info = (unsigned long) &ax88772_info,
1350 }, {
1351 	// Cables-to-Go USB Ethernet Adapter
1352 	USB_DEVICE(0x0b95, 0x772a),
1353 	.driver_info = (unsigned long) &ax88772_info,
1354 }, {
1355 	// ABOCOM for pci
1356 	USB_DEVICE(0x14ea, 0xab11),
1357 	.driver_info = (unsigned long) &ax88178_info,
1358 }, {
1359 	// ASIX 88772a
1360 	USB_DEVICE(0x0db0, 0xa877),
1361 	.driver_info = (unsigned long) &ax88772_info,
1362 }, {
1363 	// Asus USB Ethernet Adapter
1364 	USB_DEVICE (0x0b95, 0x7e2b),
1365 	.driver_info = (unsigned long)&ax88772b_info,
1366 }, {
1367 	/* ASIX 88172a demo board */
1368 	USB_DEVICE(0x0b95, 0x172a),
1369 	.driver_info = (unsigned long) &ax88172a_info,
1370 }, {
1371 	/*
1372 	 * USBLINK HG20F9 "USB 2.0 LAN"
1373 	 * Appears to have gazumped Linksys's manufacturer ID but
1374 	 * doesn't (yet) conflict with any known Linksys product.
1375 	 */
1376 	USB_DEVICE(0x066b, 0x20f9),
1377 	.driver_info = (unsigned long) &hg20f9_info,
1378 },
1379 	{ },		// END
1380 };
1381 MODULE_DEVICE_TABLE(usb, products);
1382 
1383 static struct usb_driver asix_driver = {
1384 	.name =		DRIVER_NAME,
1385 	.id_table =	products,
1386 	.probe =	usbnet_probe,
1387 	.suspend =	asix_suspend,
1388 	.resume =	asix_resume,
1389 	.reset_resume =	asix_resume,
1390 	.disconnect =	usbnet_disconnect,
1391 	.supports_autosuspend = 1,
1392 	.disable_hub_initiated_lpm = 1,
1393 };
1394 
1395 module_usb_driver(asix_driver);
1396 
1397 MODULE_AUTHOR("David Hollis");
1398 MODULE_VERSION(DRIVER_VERSION);
1399 MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
1400 MODULE_LICENSE("GPL");
1401 
1402