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v3.15
   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
 
 
 
 
 
 
 
 
 
  38struct ax88172_int_data {
  39	__le16 res1;
  40	u8 link;
  41	__le16 res2;
  42	u8 status;
  43	__le16 res3;
  44} __packed;
  45
  46static void asix_status(struct usbnet *dev, struct urb *urb)
  47{
  48	struct ax88172_int_data *event;
  49	int link;
  50
  51	if (urb->actual_length < 8)
  52		return;
  53
  54	event = urb->transfer_buffer;
  55	link = event->link & 0x01;
  56	if (netif_carrier_ok(dev->net) != link) {
  57		usbnet_link_change(dev, link, 1);
  58		netdev_dbg(dev->net, "Link Status is: %d\n", link);
  59	}
  60}
  61
  62static void asix_set_netdev_dev_addr(struct usbnet *dev, u8 *addr)
  63{
  64	if (is_valid_ether_addr(addr)) {
  65		memcpy(dev->net->dev_addr, addr, ETH_ALEN);
  66	} else {
  67		netdev_info(dev->net, "invalid hw address, using random\n");
  68		eth_hw_addr_random(dev->net);
  69	}
  70}
  71
  72/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
  73static u32 asix_get_phyid(struct usbnet *dev)
  74{
  75	int phy_reg;
  76	u32 phy_id;
  77	int i;
  78
  79	/* Poll for the rare case the FW or phy isn't ready yet.  */
  80	for (i = 0; i < 100; i++) {
  81		phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
 
 
  82		if (phy_reg != 0 && phy_reg != 0xFFFF)
  83			break;
  84		mdelay(1);
  85	}
  86
  87	if (phy_reg <= 0 || phy_reg == 0xFFFF)
  88		return 0;
  89
  90	phy_id = (phy_reg & 0xffff) << 16;
  91
  92	phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
  93	if (phy_reg < 0)
  94		return 0;
  95
  96	phy_id |= (phy_reg & 0xffff);
  97
  98	return phy_id;
  99}
 100
 101static u32 asix_get_link(struct net_device *net)
 102{
 103	struct usbnet *dev = netdev_priv(net);
 104
 105	return mii_link_ok(&dev->mii);
 106}
 107
 108static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
 109{
 110	struct usbnet *dev = netdev_priv(net);
 111
 112	return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
 113}
 114
 115/* We need to override some ethtool_ops so we require our
 116   own structure so we don't interfere with other usbnet
 117   devices that may be connected at the same time. */
 118static const struct ethtool_ops ax88172_ethtool_ops = {
 119	.get_drvinfo		= asix_get_drvinfo,
 120	.get_link		= asix_get_link,
 121	.get_msglevel		= usbnet_get_msglevel,
 122	.set_msglevel		= usbnet_set_msglevel,
 123	.get_wol		= asix_get_wol,
 124	.set_wol		= asix_set_wol,
 125	.get_eeprom_len		= asix_get_eeprom_len,
 126	.get_eeprom		= asix_get_eeprom,
 127	.set_eeprom		= asix_set_eeprom,
 128	.get_settings		= usbnet_get_settings,
 129	.set_settings		= usbnet_set_settings,
 130	.nway_reset		= usbnet_nway_reset,
 
 
 131};
 132
 133static void ax88172_set_multicast(struct net_device *net)
 134{
 135	struct usbnet *dev = netdev_priv(net);
 136	struct asix_data *data = (struct asix_data *)&dev->data;
 137	u8 rx_ctl = 0x8c;
 138
 139	if (net->flags & IFF_PROMISC) {
 140		rx_ctl |= 0x01;
 141	} else if (net->flags & IFF_ALLMULTI ||
 142		   netdev_mc_count(net) > AX_MAX_MCAST) {
 143		rx_ctl |= 0x02;
 144	} else if (netdev_mc_empty(net)) {
 145		/* just broadcast and directed */
 146	} else {
 147		/* We use the 20 byte dev->data
 148		 * for our 8 byte filter buffer
 149		 * to avoid allocating memory that
 150		 * is tricky to free later */
 151		struct netdev_hw_addr *ha;
 152		u32 crc_bits;
 153
 154		memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
 155
 156		/* Build the multicast hash filter. */
 157		netdev_for_each_mc_addr(ha, net) {
 158			crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
 159			data->multi_filter[crc_bits >> 3] |=
 160			    1 << (crc_bits & 7);
 161		}
 162
 163		asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
 164				   AX_MCAST_FILTER_SIZE, data->multi_filter);
 165
 166		rx_ctl |= 0x10;
 167	}
 168
 169	asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
 170}
 171
 172static int ax88172_link_reset(struct usbnet *dev)
 173{
 174	u8 mode;
 175	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
 176
 177	mii_check_media(&dev->mii, 1, 1);
 178	mii_ethtool_gset(&dev->mii, &ecmd);
 179	mode = AX88172_MEDIUM_DEFAULT;
 180
 181	if (ecmd.duplex != DUPLEX_FULL)
 182		mode |= ~AX88172_MEDIUM_FD;
 183
 184	netdev_dbg(dev->net, "ax88172_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
 185		   ethtool_cmd_speed(&ecmd), ecmd.duplex, mode);
 186
 187	asix_write_medium_mode(dev, mode);
 188
 189	return 0;
 190}
 191
 192static const struct net_device_ops ax88172_netdev_ops = {
 193	.ndo_open		= usbnet_open,
 194	.ndo_stop		= usbnet_stop,
 195	.ndo_start_xmit		= usbnet_start_xmit,
 196	.ndo_tx_timeout		= usbnet_tx_timeout,
 197	.ndo_change_mtu		= usbnet_change_mtu,
 
 198	.ndo_set_mac_address 	= eth_mac_addr,
 199	.ndo_validate_addr	= eth_validate_addr,
 200	.ndo_do_ioctl		= asix_ioctl,
 201	.ndo_set_rx_mode	= ax88172_set_multicast,
 202};
 203
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 204static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
 205{
 206	int ret = 0;
 207	u8 buf[ETH_ALEN];
 208	int i;
 209	unsigned long gpio_bits = dev->driver_info->data;
 210
 211	usbnet_get_endpoints(dev,intf);
 212
 213	/* Toggle the GPIOs in a manufacturer/model specific way */
 214	for (i = 2; i >= 0; i--) {
 215		ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
 216				(gpio_bits >> (i * 8)) & 0xff, 0, 0, NULL);
 217		if (ret < 0)
 218			goto out;
 219		msleep(5);
 220	}
 221
 222	ret = asix_write_rx_ctl(dev, 0x80);
 223	if (ret < 0)
 224		goto out;
 225
 226	/* Get the MAC address */
 227	ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf);
 
 228	if (ret < 0) {
 229		netdev_dbg(dev->net, "read AX_CMD_READ_NODE_ID failed: %d\n",
 230			   ret);
 231		goto out;
 232	}
 233
 234	asix_set_netdev_dev_addr(dev, buf);
 235
 236	/* Initialize MII structure */
 237	dev->mii.dev = dev->net;
 238	dev->mii.mdio_read = asix_mdio_read;
 239	dev->mii.mdio_write = asix_mdio_write;
 240	dev->mii.phy_id_mask = 0x3f;
 241	dev->mii.reg_num_mask = 0x1f;
 242	dev->mii.phy_id = asix_get_phy_addr(dev);
 243
 244	dev->net->netdev_ops = &ax88172_netdev_ops;
 245	dev->net->ethtool_ops = &ax88172_ethtool_ops;
 246	dev->net->needed_headroom = 4; /* cf asix_tx_fixup() */
 247	dev->net->needed_tailroom = 4; /* cf asix_tx_fixup() */
 248
 249	asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
 250	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
 251		ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
 252	mii_nway_restart(&dev->mii);
 253
 254	return 0;
 255
 256out:
 257	return ret;
 258}
 259
 260static const struct ethtool_ops ax88772_ethtool_ops = {
 261	.get_drvinfo		= asix_get_drvinfo,
 262	.get_link		= asix_get_link,
 263	.get_msglevel		= usbnet_get_msglevel,
 264	.set_msglevel		= usbnet_set_msglevel,
 265	.get_wol		= asix_get_wol,
 266	.set_wol		= asix_set_wol,
 267	.get_eeprom_len		= asix_get_eeprom_len,
 268	.get_eeprom		= asix_get_eeprom,
 269	.set_eeprom		= asix_set_eeprom,
 270	.get_settings		= usbnet_get_settings,
 271	.set_settings		= usbnet_set_settings,
 272	.nway_reset		= usbnet_nway_reset,
 
 
 273};
 274
 275static int ax88772_link_reset(struct usbnet *dev)
 276{
 277	u16 mode;
 278	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
 279
 280	mii_check_media(&dev->mii, 1, 1);
 281	mii_ethtool_gset(&dev->mii, &ecmd);
 282	mode = AX88772_MEDIUM_DEFAULT;
 283
 284	if (ethtool_cmd_speed(&ecmd) != SPEED_100)
 285		mode &= ~AX_MEDIUM_PS;
 286
 287	if (ecmd.duplex != DUPLEX_FULL)
 288		mode &= ~AX_MEDIUM_FD;
 289
 290	netdev_dbg(dev->net, "ax88772_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
 291		   ethtool_cmd_speed(&ecmd), ecmd.duplex, mode);
 292
 293	asix_write_medium_mode(dev, mode);
 294
 295	return 0;
 296}
 297
 298static int ax88772_reset(struct usbnet *dev)
 299{
 300	struct asix_data *data = (struct asix_data *)&dev->data;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 301	int ret, embd_phy;
 302	u16 rx_ctl;
 303
 304	ret = asix_write_gpio(dev,
 305			AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5);
 306	if (ret < 0)
 307		goto out;
 308
 309	embd_phy = ((asix_get_phy_addr(dev) & 0x1f) == 0x10 ? 1 : 0);
 310
 311	ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
 
 312	if (ret < 0) {
 313		netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
 314		goto out;
 315	}
 316
 317	ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL);
 318	if (ret < 0)
 319		goto out;
 
 320
 321	msleep(150);
 322
 323	ret = asix_sw_reset(dev, AX_SWRESET_CLEAR);
 324	if (ret < 0)
 325		goto out;
 326
 327	msleep(150);
 328
 329	if (embd_phy) {
 330		ret = asix_sw_reset(dev, AX_SWRESET_IPRL);
 331		if (ret < 0)
 332			goto out;
 333	} else {
 334		ret = asix_sw_reset(dev, AX_SWRESET_PRTE);
 
 335		if (ret < 0)
 336			goto out;
 337	}
 338
 339	msleep(150);
 340	rx_ctl = asix_read_rx_ctl(dev);
 341	netdev_dbg(dev->net, "RX_CTL is 0x%04x after software reset\n", rx_ctl);
 342	ret = asix_write_rx_ctl(dev, 0x0000);
 
 
 
 
 
 
 
 
 
 343	if (ret < 0)
 344		goto out;
 345
 346	rx_ctl = asix_read_rx_ctl(dev);
 347	netdev_dbg(dev->net, "RX_CTL is 0x%04x setting to 0x0000\n", rx_ctl);
 
 
 
 
 
 348
 349	ret = asix_sw_reset(dev, AX_SWRESET_PRL);
 
 
 
 350	if (ret < 0)
 351		goto out;
 352
 353	msleep(150);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 354
 355	ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL);
 356	if (ret < 0)
 357		goto out;
 358
 359	msleep(150);
 360
 361	asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
 362	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
 363			ADVERTISE_ALL | ADVERTISE_CSMA);
 364	mii_nway_restart(&dev->mii);
 
 
 
 
 
 
 
 
 
 365
 366	ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT);
 367	if (ret < 0)
 368		goto out;
 369
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 370	ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
 371				AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
 372				AX88772_IPG2_DEFAULT, 0, NULL);
 373	if (ret < 0) {
 374		netdev_dbg(dev->net, "Write IPG,IPG1,IPG2 failed: %d\n", ret);
 375		goto out;
 376	}
 377
 378	/* Rewrite MAC address */
 379	memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
 380	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
 381							data->mac_addr);
 382	if (ret < 0)
 383		goto out;
 384
 385	/* Set RX_CTL to default values with 2k buffer, and enable cactus */
 386	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL);
 
 
 
 
 
 
 
 
 
 387	if (ret < 0)
 388		goto out;
 389
 390	rx_ctl = asix_read_rx_ctl(dev);
 391	netdev_dbg(dev->net, "RX_CTL is 0x%04x after all initializations\n",
 392		   rx_ctl);
 393
 394	rx_ctl = asix_read_medium_status(dev);
 395	netdev_dbg(dev->net,
 396		   "Medium Status is 0x%04x after all initializations\n",
 397		   rx_ctl);
 398
 399	return 0;
 400
 401out:
 402	return ret;
 403
 404}
 405
 406static const struct net_device_ops ax88772_netdev_ops = {
 407	.ndo_open		= usbnet_open,
 408	.ndo_stop		= usbnet_stop,
 409	.ndo_start_xmit		= usbnet_start_xmit,
 410	.ndo_tx_timeout		= usbnet_tx_timeout,
 411	.ndo_change_mtu		= usbnet_change_mtu,
 
 412	.ndo_set_mac_address 	= asix_set_mac_address,
 413	.ndo_validate_addr	= eth_validate_addr,
 414	.ndo_do_ioctl		= asix_ioctl,
 415	.ndo_set_rx_mode        = asix_set_multicast,
 416};
 417
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 418static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
 419{
 420	int ret, embd_phy, i;
 421	u8 buf[ETH_ALEN];
 422	u32 phyid;
 
 423
 424	usbnet_get_endpoints(dev,intf);
 425
 426	/* Get the MAC address */
 427	if (dev->driver_info->data & FLAG_EEPROM_MAC) {
 428		for (i = 0; i < (ETH_ALEN >> 1); i++) {
 429			ret = asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x04 + i,
 430					0, 2, buf + i * 2);
 431			if (ret < 0)
 432				break;
 433		}
 434	} else {
 435		ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
 436				0, 0, ETH_ALEN, buf);
 437	}
 438
 439	if (ret < 0) {
 440		netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
 441		return ret;
 442	}
 443
 444	asix_set_netdev_dev_addr(dev, buf);
 445
 446	/* Initialize MII structure */
 447	dev->mii.dev = dev->net;
 448	dev->mii.mdio_read = asix_mdio_read;
 449	dev->mii.mdio_write = asix_mdio_write;
 450	dev->mii.phy_id_mask = 0x1f;
 451	dev->mii.reg_num_mask = 0x1f;
 452	dev->mii.phy_id = asix_get_phy_addr(dev);
 453
 454	dev->net->netdev_ops = &ax88772_netdev_ops;
 455	dev->net->ethtool_ops = &ax88772_ethtool_ops;
 456	dev->net->needed_headroom = 4; /* cf asix_tx_fixup() */
 457	dev->net->needed_tailroom = 4; /* cf asix_tx_fixup() */
 458
 459	embd_phy = ((dev->mii.phy_id & 0x1f) == 0x10 ? 1 : 0);
 
 460
 461	/* Reset the PHY to normal operation mode */
 462	ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, embd_phy, 0, 0, NULL);
 463	if (ret < 0) {
 464		netdev_dbg(dev->net, "Select PHY #1 failed: %d\n", ret);
 465		return ret;
 466	}
 467
 468	ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL);
 469	if (ret < 0)
 470		return ret;
 471
 472	msleep(150);
 473
 474	ret = asix_sw_reset(dev, AX_SWRESET_CLEAR);
 475	if (ret < 0)
 476		return ret;
 477
 478	msleep(150);
 479
 480	ret = asix_sw_reset(dev, embd_phy ? AX_SWRESET_IPRL : AX_SWRESET_PRTE);
 481
 482	/* Read PHYID register *AFTER* the PHY was reset properly */
 483	phyid = asix_get_phyid(dev);
 484	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
 485
 486	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
 487	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
 488		/* hard_mtu  is still the default - the device does not support
 489		   jumbo eth frames */
 490		dev->rx_urb_size = 2048;
 491	}
 492
 493	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
 494	if (!dev->driver_priv)
 495		return -ENOMEM;
 496
 
 
 
 
 
 
 
 
 
 
 
 
 497	return 0;
 498}
 499
 500static void ax88772_unbind(struct usbnet *dev, struct usb_interface *intf)
 501{
 502	if (dev->driver_priv)
 503		kfree(dev->driver_priv);
 504}
 505
 506static const struct ethtool_ops ax88178_ethtool_ops = {
 507	.get_drvinfo		= asix_get_drvinfo,
 508	.get_link		= asix_get_link,
 509	.get_msglevel		= usbnet_get_msglevel,
 510	.set_msglevel		= usbnet_set_msglevel,
 511	.get_wol		= asix_get_wol,
 512	.set_wol		= asix_set_wol,
 513	.get_eeprom_len		= asix_get_eeprom_len,
 514	.get_eeprom		= asix_get_eeprom,
 515	.set_eeprom		= asix_set_eeprom,
 516	.get_settings		= usbnet_get_settings,
 517	.set_settings		= usbnet_set_settings,
 518	.nway_reset		= usbnet_nway_reset,
 
 
 519};
 520
 521static int marvell_phy_init(struct usbnet *dev)
 522{
 523	struct asix_data *data = (struct asix_data *)&dev->data;
 524	u16 reg;
 525
 526	netdev_dbg(dev->net, "marvell_phy_init()\n");
 527
 528	reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
 529	netdev_dbg(dev->net, "MII_MARVELL_STATUS = 0x%04x\n", reg);
 530
 531	asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
 532			MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
 533
 534	if (data->ledmode) {
 535		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
 536			MII_MARVELL_LED_CTRL);
 537		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (1) = 0x%04x\n", reg);
 538
 539		reg &= 0xf8ff;
 540		reg |= (1 + 0x0100);
 541		asix_mdio_write(dev->net, dev->mii.phy_id,
 542			MII_MARVELL_LED_CTRL, reg);
 543
 544		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
 545			MII_MARVELL_LED_CTRL);
 546		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (2) = 0x%04x\n", reg);
 547		reg &= 0xfc0f;
 548	}
 549
 550	return 0;
 551}
 552
 553static int rtl8211cl_phy_init(struct usbnet *dev)
 554{
 555	struct asix_data *data = (struct asix_data *)&dev->data;
 556
 557	netdev_dbg(dev->net, "rtl8211cl_phy_init()\n");
 558
 559	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0005);
 560	asix_mdio_write (dev->net, dev->mii.phy_id, 0x0c, 0);
 561	asix_mdio_write (dev->net, dev->mii.phy_id, 0x01,
 562		asix_mdio_read (dev->net, dev->mii.phy_id, 0x01) | 0x0080);
 563	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
 564
 565	if (data->ledmode == 12) {
 566		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0002);
 567		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1a, 0x00cb);
 568		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
 569	}
 570
 571	return 0;
 572}
 573
 574static int marvell_led_status(struct usbnet *dev, u16 speed)
 575{
 576	u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
 577
 578	netdev_dbg(dev->net, "marvell_led_status() read 0x%04x\n", reg);
 579
 580	/* Clear out the center LED bits - 0x03F0 */
 581	reg &= 0xfc0f;
 582
 583	switch (speed) {
 584		case SPEED_1000:
 585			reg |= 0x03e0;
 586			break;
 587		case SPEED_100:
 588			reg |= 0x03b0;
 589			break;
 590		default:
 591			reg |= 0x02f0;
 592	}
 593
 594	netdev_dbg(dev->net, "marvell_led_status() writing 0x%04x\n", reg);
 595	asix_mdio_write(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL, reg);
 596
 597	return 0;
 598}
 599
 600static int ax88178_reset(struct usbnet *dev)
 601{
 602	struct asix_data *data = (struct asix_data *)&dev->data;
 603	int ret;
 604	__le16 eeprom;
 605	u8 status;
 606	int gpio0 = 0;
 607	u32 phyid;
 608
 609	asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &status);
 610	netdev_dbg(dev->net, "GPIO Status: 0x%04x\n", status);
 611
 612	asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0, 0, 0, NULL);
 613	asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x0017, 0, 2, &eeprom);
 614	asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0, 0, 0, NULL);
 615
 616	netdev_dbg(dev->net, "EEPROM index 0x17 is 0x%04x\n", eeprom);
 617
 618	if (eeprom == cpu_to_le16(0xffff)) {
 619		data->phymode = PHY_MODE_MARVELL;
 620		data->ledmode = 0;
 621		gpio0 = 1;
 622	} else {
 623		data->phymode = le16_to_cpu(eeprom) & 0x7F;
 624		data->ledmode = le16_to_cpu(eeprom) >> 8;
 625		gpio0 = (le16_to_cpu(eeprom) & 0x80) ? 0 : 1;
 626	}
 627	netdev_dbg(dev->net, "GPIO0: %d, PhyMode: %d\n", gpio0, data->phymode);
 628
 629	/* Power up external GigaPHY through AX88178 GPIO pin */
 630	asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 | AX_GPIO_GPO1EN, 40);
 
 631	if ((le16_to_cpu(eeprom) >> 8) != 1) {
 632		asix_write_gpio(dev, 0x003c, 30);
 633		asix_write_gpio(dev, 0x001c, 300);
 634		asix_write_gpio(dev, 0x003c, 30);
 635	} else {
 636		netdev_dbg(dev->net, "gpio phymode == 1 path\n");
 637		asix_write_gpio(dev, AX_GPIO_GPO1EN, 30);
 638		asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30);
 639	}
 640
 641	/* Read PHYID register *AFTER* powering up PHY */
 642	phyid = asix_get_phyid(dev);
 643	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
 644
 645	/* Set AX88178 to enable MII/GMII/RGMII interface for external PHY */
 646	asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, 0, 0, 0, NULL);
 647
 648	asix_sw_reset(dev, 0);
 649	msleep(150);
 650
 651	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD);
 652	msleep(150);
 653
 654	asix_write_rx_ctl(dev, 0);
 655
 656	if (data->phymode == PHY_MODE_MARVELL) {
 657		marvell_phy_init(dev);
 658		msleep(60);
 659	} else if (data->phymode == PHY_MODE_RTL8211CL)
 660		rtl8211cl_phy_init(dev);
 661
 662	asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR,
 663			BMCR_RESET | BMCR_ANENABLE);
 664	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
 665			ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
 666	asix_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000,
 667			ADVERTISE_1000FULL);
 668
 
 669	mii_nway_restart(&dev->mii);
 670
 671	ret = asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT);
 672	if (ret < 0)
 673		return ret;
 674
 675	/* Rewrite MAC address */
 676	memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
 677	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
 678							data->mac_addr);
 679	if (ret < 0)
 680		return ret;
 681
 682	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL);
 683	if (ret < 0)
 684		return ret;
 685
 686	return 0;
 687}
 688
 689static int ax88178_link_reset(struct usbnet *dev)
 690{
 691	u16 mode;
 692	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
 693	struct asix_data *data = (struct asix_data *)&dev->data;
 694	u32 speed;
 695
 696	netdev_dbg(dev->net, "ax88178_link_reset()\n");
 697
 698	mii_check_media(&dev->mii, 1, 1);
 699	mii_ethtool_gset(&dev->mii, &ecmd);
 700	mode = AX88178_MEDIUM_DEFAULT;
 701	speed = ethtool_cmd_speed(&ecmd);
 702
 703	if (speed == SPEED_1000)
 704		mode |= AX_MEDIUM_GM;
 705	else if (speed == SPEED_100)
 706		mode |= AX_MEDIUM_PS;
 707	else
 708		mode &= ~(AX_MEDIUM_PS | AX_MEDIUM_GM);
 709
 710	mode |= AX_MEDIUM_ENCK;
 711
 712	if (ecmd.duplex == DUPLEX_FULL)
 713		mode |= AX_MEDIUM_FD;
 714	else
 715		mode &= ~AX_MEDIUM_FD;
 716
 717	netdev_dbg(dev->net, "ax88178_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
 718		   speed, ecmd.duplex, mode);
 719
 720	asix_write_medium_mode(dev, mode);
 721
 722	if (data->phymode == PHY_MODE_MARVELL && data->ledmode)
 723		marvell_led_status(dev, speed);
 724
 725	return 0;
 726}
 727
 728static void ax88178_set_mfb(struct usbnet *dev)
 729{
 730	u16 mfb = AX_RX_CTL_MFB_16384;
 731	u16 rxctl;
 732	u16 medium;
 733	int old_rx_urb_size = dev->rx_urb_size;
 734
 735	if (dev->hard_mtu < 2048) {
 736		dev->rx_urb_size = 2048;
 737		mfb = AX_RX_CTL_MFB_2048;
 738	} else if (dev->hard_mtu < 4096) {
 739		dev->rx_urb_size = 4096;
 740		mfb = AX_RX_CTL_MFB_4096;
 741	} else if (dev->hard_mtu < 8192) {
 742		dev->rx_urb_size = 8192;
 743		mfb = AX_RX_CTL_MFB_8192;
 744	} else if (dev->hard_mtu < 16384) {
 745		dev->rx_urb_size = 16384;
 746		mfb = AX_RX_CTL_MFB_16384;
 747	}
 748
 749	rxctl = asix_read_rx_ctl(dev);
 750	asix_write_rx_ctl(dev, (rxctl & ~AX_RX_CTL_MFB_16384) | mfb);
 751
 752	medium = asix_read_medium_status(dev);
 753	if (dev->net->mtu > 1500)
 754		medium |= AX_MEDIUM_JFE;
 755	else
 756		medium &= ~AX_MEDIUM_JFE;
 757	asix_write_medium_mode(dev, medium);
 758
 759	if (dev->rx_urb_size > old_rx_urb_size)
 760		usbnet_unlink_rx_urbs(dev);
 761}
 762
 763static int ax88178_change_mtu(struct net_device *net, int new_mtu)
 764{
 765	struct usbnet *dev = netdev_priv(net);
 766	int ll_mtu = new_mtu + net->hard_header_len + 4;
 767
 768	netdev_dbg(dev->net, "ax88178_change_mtu() new_mtu=%d\n", new_mtu);
 769
 770	if (new_mtu <= 0 || ll_mtu > 16384)
 771		return -EINVAL;
 772
 773	if ((ll_mtu % dev->maxpacket) == 0)
 774		return -EDOM;
 775
 776	net->mtu = new_mtu;
 777	dev->hard_mtu = net->mtu + net->hard_header_len;
 778	ax88178_set_mfb(dev);
 779
 780	/* max qlen depend on hard_mtu and rx_urb_size */
 781	usbnet_update_max_qlen(dev);
 782
 783	return 0;
 784}
 785
 786static const struct net_device_ops ax88178_netdev_ops = {
 787	.ndo_open		= usbnet_open,
 788	.ndo_stop		= usbnet_stop,
 789	.ndo_start_xmit		= usbnet_start_xmit,
 790	.ndo_tx_timeout		= usbnet_tx_timeout,
 
 791	.ndo_set_mac_address 	= asix_set_mac_address,
 792	.ndo_validate_addr	= eth_validate_addr,
 793	.ndo_set_rx_mode	= asix_set_multicast,
 794	.ndo_do_ioctl 		= asix_ioctl,
 795	.ndo_change_mtu 	= ax88178_change_mtu,
 796};
 797
 798static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
 799{
 800	int ret;
 801	u8 buf[ETH_ALEN];
 802
 803	usbnet_get_endpoints(dev,intf);
 804
 805	/* Get the MAC address */
 806	ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf);
 807	if (ret < 0) {
 808		netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
 809		return ret;
 810	}
 811
 812	asix_set_netdev_dev_addr(dev, buf);
 813
 814	/* Initialize MII structure */
 815	dev->mii.dev = dev->net;
 816	dev->mii.mdio_read = asix_mdio_read;
 817	dev->mii.mdio_write = asix_mdio_write;
 818	dev->mii.phy_id_mask = 0x1f;
 819	dev->mii.reg_num_mask = 0xff;
 820	dev->mii.supports_gmii = 1;
 821	dev->mii.phy_id = asix_get_phy_addr(dev);
 822
 823	dev->net->netdev_ops = &ax88178_netdev_ops;
 824	dev->net->ethtool_ops = &ax88178_ethtool_ops;
 
 825
 826	/* Blink LEDS so users know driver saw dongle */
 827	asix_sw_reset(dev, 0);
 828	msleep(150);
 829
 830	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD);
 831	msleep(150);
 832
 833	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
 834	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
 835		/* hard_mtu  is still the default - the device does not support
 836		   jumbo eth frames */
 837		dev->rx_urb_size = 2048;
 838	}
 839
 840	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
 841	if (!dev->driver_priv)
 842			return -ENOMEM;
 843
 844	return 0;
 845}
 846
 847static const struct driver_info ax8817x_info = {
 848	.description = "ASIX AX8817x USB 2.0 Ethernet",
 849	.bind = ax88172_bind,
 850	.status = asix_status,
 851	.link_reset = ax88172_link_reset,
 852	.reset = ax88172_link_reset,
 853	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
 854	.data = 0x00130103,
 855};
 856
 857static const struct driver_info dlink_dub_e100_info = {
 858	.description = "DLink DUB-E100 USB Ethernet",
 859	.bind = ax88172_bind,
 860	.status = asix_status,
 861	.link_reset = ax88172_link_reset,
 862	.reset = ax88172_link_reset,
 863	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
 864	.data = 0x009f9d9f,
 865};
 866
 867static const struct driver_info netgear_fa120_info = {
 868	.description = "Netgear FA-120 USB Ethernet",
 869	.bind = ax88172_bind,
 870	.status = asix_status,
 871	.link_reset = ax88172_link_reset,
 872	.reset = ax88172_link_reset,
 873	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
 874	.data = 0x00130103,
 875};
 876
 877static const struct driver_info hawking_uf200_info = {
 878	.description = "Hawking UF200 USB Ethernet",
 879	.bind = ax88172_bind,
 880	.status = asix_status,
 881	.link_reset = ax88172_link_reset,
 882	.reset = ax88172_link_reset,
 883	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
 884	.data = 0x001f1d1f,
 885};
 886
 887static const struct driver_info ax88772_info = {
 888	.description = "ASIX AX88772 USB 2.0 Ethernet",
 889	.bind = ax88772_bind,
 890	.unbind = ax88772_unbind,
 891	.status = asix_status,
 892	.link_reset = ax88772_link_reset,
 893	.reset = ax88772_reset,
 894	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | FLAG_MULTI_PACKET,
 895	.rx_fixup = asix_rx_fixup_common,
 896	.tx_fixup = asix_tx_fixup,
 897};
 898
 899static const struct driver_info ax88772b_info = {
 900	.description = "ASIX AX88772B USB 2.0 Ethernet",
 901	.bind = ax88772_bind,
 902	.unbind = ax88772_unbind,
 903	.status = asix_status,
 904	.link_reset = ax88772_link_reset,
 905	.reset = ax88772_reset,
 906	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
 907	         FLAG_MULTI_PACKET,
 908	.rx_fixup = asix_rx_fixup_common,
 909	.tx_fixup = asix_tx_fixup,
 910	.data = FLAG_EEPROM_MAC,
 911};
 912
 913static const struct driver_info ax88178_info = {
 914	.description = "ASIX AX88178 USB 2.0 Ethernet",
 915	.bind = ax88178_bind,
 916	.unbind = ax88772_unbind,
 917	.status = asix_status,
 918	.link_reset = ax88178_link_reset,
 919	.reset = ax88178_reset,
 920	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
 921		 FLAG_MULTI_PACKET,
 922	.rx_fixup = asix_rx_fixup_common,
 923	.tx_fixup = asix_tx_fixup,
 924};
 925
 926/*
 927 * USBLINK 20F9 "USB 2.0 LAN" USB ethernet adapter, typically found in
 928 * no-name packaging.
 929 * USB device strings are:
 930 *   1: Manufacturer: USBLINK
 931 *   2: Product: HG20F9 USB2.0
 932 *   3: Serial: 000003
 933 * Appears to be compatible with Asix 88772B.
 934 */
 935static const struct driver_info hg20f9_info = {
 936	.description = "HG20F9 USB 2.0 Ethernet",
 937	.bind = ax88772_bind,
 938	.unbind = ax88772_unbind,
 939	.status = asix_status,
 940	.link_reset = ax88772_link_reset,
 941	.reset = ax88772_reset,
 942	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
 943	         FLAG_MULTI_PACKET,
 944	.rx_fixup = asix_rx_fixup_common,
 945	.tx_fixup = asix_tx_fixup,
 946	.data = FLAG_EEPROM_MAC,
 947};
 948
 949static const struct usb_device_id	products [] = {
 950{
 951	// Linksys USB200M
 952	USB_DEVICE (0x077b, 0x2226),
 953	.driver_info =	(unsigned long) &ax8817x_info,
 954}, {
 955	// Netgear FA120
 956	USB_DEVICE (0x0846, 0x1040),
 957	.driver_info =  (unsigned long) &netgear_fa120_info,
 958}, {
 959	// DLink DUB-E100
 960	USB_DEVICE (0x2001, 0x1a00),
 961	.driver_info =  (unsigned long) &dlink_dub_e100_info,
 962}, {
 963	// Intellinet, ST Lab USB Ethernet
 964	USB_DEVICE (0x0b95, 0x1720),
 965	.driver_info =  (unsigned long) &ax8817x_info,
 966}, {
 967	// Hawking UF200, TrendNet TU2-ET100
 968	USB_DEVICE (0x07b8, 0x420a),
 969	.driver_info =  (unsigned long) &hawking_uf200_info,
 970}, {
 971	// Billionton Systems, USB2AR
 972	USB_DEVICE (0x08dd, 0x90ff),
 973	.driver_info =  (unsigned long) &ax8817x_info,
 974}, {
 
 
 
 
 975	// ATEN UC210T
 976	USB_DEVICE (0x0557, 0x2009),
 977	.driver_info =  (unsigned long) &ax8817x_info,
 978}, {
 979	// Buffalo LUA-U2-KTX
 980	USB_DEVICE (0x0411, 0x003d),
 981	.driver_info =  (unsigned long) &ax8817x_info,
 982}, {
 983	// Buffalo LUA-U2-GT 10/100/1000
 984	USB_DEVICE (0x0411, 0x006e),
 985	.driver_info =  (unsigned long) &ax88178_info,
 986}, {
 987	// Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
 988	USB_DEVICE (0x6189, 0x182d),
 989	.driver_info =  (unsigned long) &ax8817x_info,
 990}, {
 991	// Sitecom LN-031 "USB 2.0 10/100/1000 Ethernet adapter"
 992	USB_DEVICE (0x0df6, 0x0056),
 993	.driver_info =  (unsigned long) &ax88178_info,
 994}, {
 
 
 
 
 995	// corega FEther USB2-TX
 996	USB_DEVICE (0x07aa, 0x0017),
 997	.driver_info =  (unsigned long) &ax8817x_info,
 998}, {
 999	// Surecom EP-1427X-2
1000	USB_DEVICE (0x1189, 0x0893),
1001	.driver_info = (unsigned long) &ax8817x_info,
1002}, {
1003	// goodway corp usb gwusb2e
1004	USB_DEVICE (0x1631, 0x6200),
1005	.driver_info = (unsigned long) &ax8817x_info,
1006}, {
1007	// JVC MP-PRX1 Port Replicator
1008	USB_DEVICE (0x04f1, 0x3008),
1009	.driver_info = (unsigned long) &ax8817x_info,
1010}, {
1011	// Lenovo U2L100P 10/100
1012	USB_DEVICE (0x17ef, 0x7203),
1013	.driver_info = (unsigned long) &ax88772_info,
1014}, {
1015	// ASIX AX88772B 10/100
1016	USB_DEVICE (0x0b95, 0x772b),
1017	.driver_info = (unsigned long) &ax88772b_info,
1018}, {
1019	// ASIX AX88772 10/100
1020	USB_DEVICE (0x0b95, 0x7720),
1021	.driver_info = (unsigned long) &ax88772_info,
1022}, {
1023	// ASIX AX88178 10/100/1000
1024	USB_DEVICE (0x0b95, 0x1780),
1025	.driver_info = (unsigned long) &ax88178_info,
1026}, {
1027	// Logitec LAN-GTJ/U2A
1028	USB_DEVICE (0x0789, 0x0160),
1029	.driver_info = (unsigned long) &ax88178_info,
1030}, {
1031	// Linksys USB200M Rev 2
1032	USB_DEVICE (0x13b1, 0x0018),
1033	.driver_info = (unsigned long) &ax88772_info,
1034}, {
1035	// 0Q0 cable ethernet
1036	USB_DEVICE (0x1557, 0x7720),
1037	.driver_info = (unsigned long) &ax88772_info,
1038}, {
1039	// DLink DUB-E100 H/W Ver B1
1040	USB_DEVICE (0x07d1, 0x3c05),
1041	.driver_info = (unsigned long) &ax88772_info,
1042}, {
1043	// DLink DUB-E100 H/W Ver B1 Alternate
1044	USB_DEVICE (0x2001, 0x3c05),
1045	.driver_info = (unsigned long) &ax88772_info,
1046}, {
1047       // DLink DUB-E100 H/W Ver C1
1048       USB_DEVICE (0x2001, 0x1a02),
1049       .driver_info = (unsigned long) &ax88772_info,
1050}, {
1051	// Linksys USB1000
1052	USB_DEVICE (0x1737, 0x0039),
1053	.driver_info = (unsigned long) &ax88178_info,
1054}, {
1055	// IO-DATA ETG-US2
1056	USB_DEVICE (0x04bb, 0x0930),
1057	.driver_info = (unsigned long) &ax88178_info,
1058}, {
1059	// Belkin F5D5055
1060	USB_DEVICE(0x050d, 0x5055),
1061	.driver_info = (unsigned long) &ax88178_info,
1062}, {
1063	// Apple USB Ethernet Adapter
1064	USB_DEVICE(0x05ac, 0x1402),
1065	.driver_info = (unsigned long) &ax88772_info,
1066}, {
1067	// Cables-to-Go USB Ethernet Adapter
1068	USB_DEVICE(0x0b95, 0x772a),
1069	.driver_info = (unsigned long) &ax88772_info,
1070}, {
1071	// ABOCOM for pci
1072	USB_DEVICE(0x14ea, 0xab11),
1073	.driver_info = (unsigned long) &ax88178_info,
1074}, {
1075	// ASIX 88772a
1076	USB_DEVICE(0x0db0, 0xa877),
1077	.driver_info = (unsigned long) &ax88772_info,
1078}, {
1079	// Asus USB Ethernet Adapter
1080	USB_DEVICE (0x0b95, 0x7e2b),
1081	.driver_info = (unsigned long) &ax88772_info,
1082}, {
1083	/* ASIX 88172a demo board */
1084	USB_DEVICE(0x0b95, 0x172a),
1085	.driver_info = (unsigned long) &ax88172a_info,
1086}, {
1087	/*
1088	 * USBLINK HG20F9 "USB 2.0 LAN"
1089	 * Appears to have gazumped Linksys's manufacturer ID but
1090	 * doesn't (yet) conflict with any known Linksys product.
1091	 */
1092	USB_DEVICE(0x066b, 0x20f9),
1093	.driver_info = (unsigned long) &hg20f9_info,
1094},
1095	{ },		// END
1096};
1097MODULE_DEVICE_TABLE(usb, products);
1098
1099static struct usb_driver asix_driver = {
1100	.name =		DRIVER_NAME,
1101	.id_table =	products,
1102	.probe =	usbnet_probe,
1103	.suspend =	usbnet_suspend,
1104	.resume =	usbnet_resume,
 
1105	.disconnect =	usbnet_disconnect,
1106	.supports_autosuspend = 1,
1107	.disable_hub_initiated_lpm = 1,
1108};
1109
1110module_usb_driver(asix_driver);
1111
1112MODULE_AUTHOR("David Hollis");
1113MODULE_VERSION(DRIVER_VERSION);
1114MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
1115MODULE_LICENSE("GPL");
1116
v4.17
   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
  47struct ax88172_int_data {
  48	__le16 res1;
  49	u8 link;
  50	__le16 res2;
  51	u8 status;
  52	__le16 res3;
  53} __packed;
  54
  55static 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
  71static 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 */
  82static 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
 112static 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
 119static 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. */
 129static 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
 144static 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
 183static 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
 203static 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
 216static 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
 238static 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
 291out:
 292	return ret;
 293}
 294
 295static 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
 310static 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
 333static 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
 356out:
 357	return ret;
 358}
 359
 360static 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
 451out:
 452	return ret;
 453}
 454
 455static 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
 585out:
 586	return ret;
 
 587}
 588
 589static 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
 602static 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
 624static 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
 635static 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		asix_mdio_write_nopm(dev->net, dev->mii.phy_id, MII_BMCR,
 646				     priv->presvd_phy_bmcr);
 647
 648		mii_nway_restart(&dev->mii);
 649		priv->presvd_phy_advertise = 0;
 650		priv->presvd_phy_bmcr = 0;
 651	}
 652}
 653
 654static void ax88772_resume(struct usbnet *dev)
 655{
 656	int i;
 657
 658	for (i = 0; i < 3; i++)
 659		if (!ax88772_hw_reset(dev, 1))
 660			break;
 661	ax88772_restore_phy(dev);
 662}
 663
 664static void ax88772a_resume(struct usbnet *dev)
 665{
 666	int i;
 667
 668	for (i = 0; i < 3; i++) {
 669		if (!ax88772a_hw_reset(dev, 1))
 670			break;
 671	}
 672
 673	ax88772_restore_phy(dev);
 674}
 675
 676static int asix_resume(struct usb_interface *intf)
 677{
 678	struct usbnet *dev = usb_get_intfdata(intf);
 679	struct asix_common_private *priv = dev->driver_priv;
 680
 681	if (priv && priv->resume)
 682		priv->resume(dev);
 683
 684	return usbnet_resume(intf);
 685}
 686
 687static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
 688{
 689	int ret, i;
 690	u8 buf[ETH_ALEN], chipcode = 0;
 691	u32 phyid;
 692	struct asix_common_private *priv;
 693
 694	usbnet_get_endpoints(dev,intf);
 695
 696	/* Get the MAC address */
 697	if (dev->driver_info->data & FLAG_EEPROM_MAC) {
 698		for (i = 0; i < (ETH_ALEN >> 1); i++) {
 699			ret = asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x04 + i,
 700					    0, 2, buf + i * 2, 0);
 701			if (ret < 0)
 702				break;
 703		}
 704	} else {
 705		ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
 706				0, 0, ETH_ALEN, buf, 0);
 707	}
 708
 709	if (ret < 0) {
 710		netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
 711		return ret;
 712	}
 713
 714	asix_set_netdev_dev_addr(dev, buf);
 715
 716	/* Initialize MII structure */
 717	dev->mii.dev = dev->net;
 718	dev->mii.mdio_read = asix_mdio_read;
 719	dev->mii.mdio_write = asix_mdio_write;
 720	dev->mii.phy_id_mask = 0x1f;
 721	dev->mii.reg_num_mask = 0x1f;
 722	dev->mii.phy_id = asix_get_phy_addr(dev);
 723
 724	dev->net->netdev_ops = &ax88772_netdev_ops;
 725	dev->net->ethtool_ops = &ax88772_ethtool_ops;
 726	dev->net->needed_headroom = 4; /* cf asix_tx_fixup() */
 727	dev->net->needed_tailroom = 4; /* cf asix_tx_fixup() */
 728
 729	asix_read_cmd(dev, AX_CMD_STATMNGSTS_REG, 0, 0, 1, &chipcode, 0);
 730	chipcode &= AX_CHIPCODE_MASK;
 731
 732	(chipcode == AX_AX88772_CHIPCODE) ? ax88772_hw_reset(dev, 0) :
 733					    ax88772a_hw_reset(dev, 0);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 734
 735	/* Read PHYID register *AFTER* the PHY was reset properly */
 736	phyid = asix_get_phyid(dev);
 737	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
 738
 739	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
 740	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
 741		/* hard_mtu  is still the default - the device does not support
 742		   jumbo eth frames */
 743		dev->rx_urb_size = 2048;
 744	}
 745
 746	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
 747	if (!dev->driver_priv)
 748		return -ENOMEM;
 749
 750	priv = dev->driver_priv;
 751
 752	priv->presvd_phy_bmcr = 0;
 753	priv->presvd_phy_advertise = 0;
 754	if (chipcode == AX_AX88772_CHIPCODE) {
 755		priv->resume = ax88772_resume;
 756		priv->suspend = ax88772_suspend;
 757	} else {
 758		priv->resume = ax88772a_resume;
 759		priv->suspend = ax88772_suspend;
 760	}
 761
 762	return 0;
 763}
 764
 765static void ax88772_unbind(struct usbnet *dev, struct usb_interface *intf)
 766{
 767	asix_rx_fixup_common_free(dev->driver_priv);
 768	kfree(dev->driver_priv);
 769}
 770
 771static const struct ethtool_ops ax88178_ethtool_ops = {
 772	.get_drvinfo		= asix_get_drvinfo,
 773	.get_link		= asix_get_link,
 774	.get_msglevel		= usbnet_get_msglevel,
 775	.set_msglevel		= usbnet_set_msglevel,
 776	.get_wol		= asix_get_wol,
 777	.set_wol		= asix_set_wol,
 778	.get_eeprom_len		= asix_get_eeprom_len,
 779	.get_eeprom		= asix_get_eeprom,
 780	.set_eeprom		= asix_set_eeprom,
 
 
 781	.nway_reset		= usbnet_nway_reset,
 782	.get_link_ksettings	= usbnet_get_link_ksettings,
 783	.set_link_ksettings	= usbnet_set_link_ksettings,
 784};
 785
 786static int marvell_phy_init(struct usbnet *dev)
 787{
 788	struct asix_data *data = (struct asix_data *)&dev->data;
 789	u16 reg;
 790
 791	netdev_dbg(dev->net, "marvell_phy_init()\n");
 792
 793	reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
 794	netdev_dbg(dev->net, "MII_MARVELL_STATUS = 0x%04x\n", reg);
 795
 796	asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
 797			MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
 798
 799	if (data->ledmode) {
 800		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
 801			MII_MARVELL_LED_CTRL);
 802		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (1) = 0x%04x\n", reg);
 803
 804		reg &= 0xf8ff;
 805		reg |= (1 + 0x0100);
 806		asix_mdio_write(dev->net, dev->mii.phy_id,
 807			MII_MARVELL_LED_CTRL, reg);
 808
 809		reg = asix_mdio_read(dev->net, dev->mii.phy_id,
 810			MII_MARVELL_LED_CTRL);
 811		netdev_dbg(dev->net, "MII_MARVELL_LED_CTRL (2) = 0x%04x\n", reg);
 812		reg &= 0xfc0f;
 813	}
 814
 815	return 0;
 816}
 817
 818static int rtl8211cl_phy_init(struct usbnet *dev)
 819{
 820	struct asix_data *data = (struct asix_data *)&dev->data;
 821
 822	netdev_dbg(dev->net, "rtl8211cl_phy_init()\n");
 823
 824	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0005);
 825	asix_mdio_write (dev->net, dev->mii.phy_id, 0x0c, 0);
 826	asix_mdio_write (dev->net, dev->mii.phy_id, 0x01,
 827		asix_mdio_read (dev->net, dev->mii.phy_id, 0x01) | 0x0080);
 828	asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
 829
 830	if (data->ledmode == 12) {
 831		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0x0002);
 832		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1a, 0x00cb);
 833		asix_mdio_write (dev->net, dev->mii.phy_id, 0x1f, 0);
 834	}
 835
 836	return 0;
 837}
 838
 839static int marvell_led_status(struct usbnet *dev, u16 speed)
 840{
 841	u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
 842
 843	netdev_dbg(dev->net, "marvell_led_status() read 0x%04x\n", reg);
 844
 845	/* Clear out the center LED bits - 0x03F0 */
 846	reg &= 0xfc0f;
 847
 848	switch (speed) {
 849		case SPEED_1000:
 850			reg |= 0x03e0;
 851			break;
 852		case SPEED_100:
 853			reg |= 0x03b0;
 854			break;
 855		default:
 856			reg |= 0x02f0;
 857	}
 858
 859	netdev_dbg(dev->net, "marvell_led_status() writing 0x%04x\n", reg);
 860	asix_mdio_write(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL, reg);
 861
 862	return 0;
 863}
 864
 865static int ax88178_reset(struct usbnet *dev)
 866{
 867	struct asix_data *data = (struct asix_data *)&dev->data;
 868	int ret;
 869	__le16 eeprom;
 870	u8 status;
 871	int gpio0 = 0;
 872	u32 phyid;
 873
 874	asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &status, 0);
 875	netdev_dbg(dev->net, "GPIO Status: 0x%04x\n", status);
 876
 877	asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0, 0, 0, NULL, 0);
 878	asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x0017, 0, 2, &eeprom, 0);
 879	asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0, 0, 0, NULL, 0);
 880
 881	netdev_dbg(dev->net, "EEPROM index 0x17 is 0x%04x\n", eeprom);
 882
 883	if (eeprom == cpu_to_le16(0xffff)) {
 884		data->phymode = PHY_MODE_MARVELL;
 885		data->ledmode = 0;
 886		gpio0 = 1;
 887	} else {
 888		data->phymode = le16_to_cpu(eeprom) & 0x7F;
 889		data->ledmode = le16_to_cpu(eeprom) >> 8;
 890		gpio0 = (le16_to_cpu(eeprom) & 0x80) ? 0 : 1;
 891	}
 892	netdev_dbg(dev->net, "GPIO0: %d, PhyMode: %d\n", gpio0, data->phymode);
 893
 894	/* Power up external GigaPHY through AX88178 GPIO pin */
 895	asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 |
 896			AX_GPIO_GPO1EN, 40, 0);
 897	if ((le16_to_cpu(eeprom) >> 8) != 1) {
 898		asix_write_gpio(dev, 0x003c, 30, 0);
 899		asix_write_gpio(dev, 0x001c, 300, 0);
 900		asix_write_gpio(dev, 0x003c, 30, 0);
 901	} else {
 902		netdev_dbg(dev->net, "gpio phymode == 1 path\n");
 903		asix_write_gpio(dev, AX_GPIO_GPO1EN, 30, 0);
 904		asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30, 0);
 905	}
 906
 907	/* Read PHYID register *AFTER* powering up PHY */
 908	phyid = asix_get_phyid(dev);
 909	netdev_dbg(dev->net, "PHYID=0x%08x\n", phyid);
 910
 911	/* Set AX88178 to enable MII/GMII/RGMII interface for external PHY */
 912	asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT, 0, 0, 0, NULL, 0);
 913
 914	asix_sw_reset(dev, 0, 0);
 915	msleep(150);
 916
 917	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD, 0);
 918	msleep(150);
 919
 920	asix_write_rx_ctl(dev, 0, 0);
 921
 922	if (data->phymode == PHY_MODE_MARVELL) {
 923		marvell_phy_init(dev);
 924		msleep(60);
 925	} else if (data->phymode == PHY_MODE_RTL8211CL)
 926		rtl8211cl_phy_init(dev);
 927
 928	asix_phy_reset(dev, BMCR_RESET | BMCR_ANENABLE);
 
 929	asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
 930			ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
 931	asix_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000,
 932			ADVERTISE_1000FULL);
 933
 934	asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT, 0);
 935	mii_nway_restart(&dev->mii);
 936
 
 
 
 
 937	/* Rewrite MAC address */
 938	memcpy(data->mac_addr, dev->net->dev_addr, ETH_ALEN);
 939	ret = asix_write_cmd(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN,
 940							data->mac_addr, 0);
 941	if (ret < 0)
 942		return ret;
 943
 944	ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL, 0);
 945	if (ret < 0)
 946		return ret;
 947
 948	return 0;
 949}
 950
 951static int ax88178_link_reset(struct usbnet *dev)
 952{
 953	u16 mode;
 954	struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
 955	struct asix_data *data = (struct asix_data *)&dev->data;
 956	u32 speed;
 957
 958	netdev_dbg(dev->net, "ax88178_link_reset()\n");
 959
 960	mii_check_media(&dev->mii, 1, 1);
 961	mii_ethtool_gset(&dev->mii, &ecmd);
 962	mode = AX88178_MEDIUM_DEFAULT;
 963	speed = ethtool_cmd_speed(&ecmd);
 964
 965	if (speed == SPEED_1000)
 966		mode |= AX_MEDIUM_GM;
 967	else if (speed == SPEED_100)
 968		mode |= AX_MEDIUM_PS;
 969	else
 970		mode &= ~(AX_MEDIUM_PS | AX_MEDIUM_GM);
 971
 972	mode |= AX_MEDIUM_ENCK;
 973
 974	if (ecmd.duplex == DUPLEX_FULL)
 975		mode |= AX_MEDIUM_FD;
 976	else
 977		mode &= ~AX_MEDIUM_FD;
 978
 979	netdev_dbg(dev->net, "ax88178_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
 980		   speed, ecmd.duplex, mode);
 981
 982	asix_write_medium_mode(dev, mode, 0);
 983
 984	if (data->phymode == PHY_MODE_MARVELL && data->ledmode)
 985		marvell_led_status(dev, speed);
 986
 987	return 0;
 988}
 989
 990static void ax88178_set_mfb(struct usbnet *dev)
 991{
 992	u16 mfb = AX_RX_CTL_MFB_16384;
 993	u16 rxctl;
 994	u16 medium;
 995	int old_rx_urb_size = dev->rx_urb_size;
 996
 997	if (dev->hard_mtu < 2048) {
 998		dev->rx_urb_size = 2048;
 999		mfb = AX_RX_CTL_MFB_2048;
1000	} else if (dev->hard_mtu < 4096) {
1001		dev->rx_urb_size = 4096;
1002		mfb = AX_RX_CTL_MFB_4096;
1003	} else if (dev->hard_mtu < 8192) {
1004		dev->rx_urb_size = 8192;
1005		mfb = AX_RX_CTL_MFB_8192;
1006	} else if (dev->hard_mtu < 16384) {
1007		dev->rx_urb_size = 16384;
1008		mfb = AX_RX_CTL_MFB_16384;
1009	}
1010
1011	rxctl = asix_read_rx_ctl(dev, 0);
1012	asix_write_rx_ctl(dev, (rxctl & ~AX_RX_CTL_MFB_16384) | mfb, 0);
1013
1014	medium = asix_read_medium_status(dev, 0);
1015	if (dev->net->mtu > 1500)
1016		medium |= AX_MEDIUM_JFE;
1017	else
1018		medium &= ~AX_MEDIUM_JFE;
1019	asix_write_medium_mode(dev, medium, 0);
1020
1021	if (dev->rx_urb_size > old_rx_urb_size)
1022		usbnet_unlink_rx_urbs(dev);
1023}
1024
1025static int ax88178_change_mtu(struct net_device *net, int new_mtu)
1026{
1027	struct usbnet *dev = netdev_priv(net);
1028	int ll_mtu = new_mtu + net->hard_header_len + 4;
1029
1030	netdev_dbg(dev->net, "ax88178_change_mtu() new_mtu=%d\n", new_mtu);
1031
 
 
 
1032	if ((ll_mtu % dev->maxpacket) == 0)
1033		return -EDOM;
1034
1035	net->mtu = new_mtu;
1036	dev->hard_mtu = net->mtu + net->hard_header_len;
1037	ax88178_set_mfb(dev);
1038
1039	/* max qlen depend on hard_mtu and rx_urb_size */
1040	usbnet_update_max_qlen(dev);
1041
1042	return 0;
1043}
1044
1045static const struct net_device_ops ax88178_netdev_ops = {
1046	.ndo_open		= usbnet_open,
1047	.ndo_stop		= usbnet_stop,
1048	.ndo_start_xmit		= usbnet_start_xmit,
1049	.ndo_tx_timeout		= usbnet_tx_timeout,
1050	.ndo_get_stats64	= usbnet_get_stats64,
1051	.ndo_set_mac_address 	= asix_set_mac_address,
1052	.ndo_validate_addr	= eth_validate_addr,
1053	.ndo_set_rx_mode	= asix_set_multicast,
1054	.ndo_do_ioctl 		= asix_ioctl,
1055	.ndo_change_mtu 	= ax88178_change_mtu,
1056};
1057
1058static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
1059{
1060	int ret;
1061	u8 buf[ETH_ALEN];
1062
1063	usbnet_get_endpoints(dev,intf);
1064
1065	/* Get the MAC address */
1066	ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID, 0, 0, ETH_ALEN, buf, 0);
1067	if (ret < 0) {
1068		netdev_dbg(dev->net, "Failed to read MAC address: %d\n", ret);
1069		return ret;
1070	}
1071
1072	asix_set_netdev_dev_addr(dev, buf);
1073
1074	/* Initialize MII structure */
1075	dev->mii.dev = dev->net;
1076	dev->mii.mdio_read = asix_mdio_read;
1077	dev->mii.mdio_write = asix_mdio_write;
1078	dev->mii.phy_id_mask = 0x1f;
1079	dev->mii.reg_num_mask = 0xff;
1080	dev->mii.supports_gmii = 1;
1081	dev->mii.phy_id = asix_get_phy_addr(dev);
1082
1083	dev->net->netdev_ops = &ax88178_netdev_ops;
1084	dev->net->ethtool_ops = &ax88178_ethtool_ops;
1085	dev->net->max_mtu = 16384 - (dev->net->hard_header_len + 4);
1086
1087	/* Blink LEDS so users know driver saw dongle */
1088	asix_sw_reset(dev, 0, 0);
1089	msleep(150);
1090
1091	asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD, 0);
1092	msleep(150);
1093
1094	/* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1095	if (dev->driver_info->flags & FLAG_FRAMING_AX) {
1096		/* hard_mtu  is still the default - the device does not support
1097		   jumbo eth frames */
1098		dev->rx_urb_size = 2048;
1099	}
1100
1101	dev->driver_priv = kzalloc(sizeof(struct asix_common_private), GFP_KERNEL);
1102	if (!dev->driver_priv)
1103			return -ENOMEM;
1104
1105	return 0;
1106}
1107
1108static const struct driver_info ax8817x_info = {
1109	.description = "ASIX AX8817x USB 2.0 Ethernet",
1110	.bind = ax88172_bind,
1111	.status = asix_status,
1112	.link_reset = ax88172_link_reset,
1113	.reset = ax88172_link_reset,
1114	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1115	.data = 0x00130103,
1116};
1117
1118static const struct driver_info dlink_dub_e100_info = {
1119	.description = "DLink DUB-E100 USB Ethernet",
1120	.bind = ax88172_bind,
1121	.status = asix_status,
1122	.link_reset = ax88172_link_reset,
1123	.reset = ax88172_link_reset,
1124	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1125	.data = 0x009f9d9f,
1126};
1127
1128static const struct driver_info netgear_fa120_info = {
1129	.description = "Netgear FA-120 USB Ethernet",
1130	.bind = ax88172_bind,
1131	.status = asix_status,
1132	.link_reset = ax88172_link_reset,
1133	.reset = ax88172_link_reset,
1134	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1135	.data = 0x00130103,
1136};
1137
1138static const struct driver_info hawking_uf200_info = {
1139	.description = "Hawking UF200 USB Ethernet",
1140	.bind = ax88172_bind,
1141	.status = asix_status,
1142	.link_reset = ax88172_link_reset,
1143	.reset = ax88172_link_reset,
1144	.flags =  FLAG_ETHER | FLAG_LINK_INTR,
1145	.data = 0x001f1d1f,
1146};
1147
1148static const struct driver_info ax88772_info = {
1149	.description = "ASIX AX88772 USB 2.0 Ethernet",
1150	.bind = ax88772_bind,
1151	.unbind = ax88772_unbind,
1152	.status = asix_status,
1153	.link_reset = ax88772_link_reset,
1154	.reset = ax88772_reset,
1155	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR | FLAG_MULTI_PACKET,
1156	.rx_fixup = asix_rx_fixup_common,
1157	.tx_fixup = asix_tx_fixup,
1158};
1159
1160static const struct driver_info ax88772b_info = {
1161	.description = "ASIX AX88772B USB 2.0 Ethernet",
1162	.bind = ax88772_bind,
1163	.unbind = ax88772_unbind,
1164	.status = asix_status,
1165	.link_reset = ax88772_link_reset,
1166	.reset = ax88772_reset,
1167	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1168	         FLAG_MULTI_PACKET,
1169	.rx_fixup = asix_rx_fixup_common,
1170	.tx_fixup = asix_tx_fixup,
1171	.data = FLAG_EEPROM_MAC,
1172};
1173
1174static const struct driver_info ax88178_info = {
1175	.description = "ASIX AX88178 USB 2.0 Ethernet",
1176	.bind = ax88178_bind,
1177	.unbind = ax88772_unbind,
1178	.status = asix_status,
1179	.link_reset = ax88178_link_reset,
1180	.reset = ax88178_reset,
1181	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1182		 FLAG_MULTI_PACKET,
1183	.rx_fixup = asix_rx_fixup_common,
1184	.tx_fixup = asix_tx_fixup,
1185};
1186
1187/*
1188 * USBLINK 20F9 "USB 2.0 LAN" USB ethernet adapter, typically found in
1189 * no-name packaging.
1190 * USB device strings are:
1191 *   1: Manufacturer: USBLINK
1192 *   2: Product: HG20F9 USB2.0
1193 *   3: Serial: 000003
1194 * Appears to be compatible with Asix 88772B.
1195 */
1196static const struct driver_info hg20f9_info = {
1197	.description = "HG20F9 USB 2.0 Ethernet",
1198	.bind = ax88772_bind,
1199	.unbind = ax88772_unbind,
1200	.status = asix_status,
1201	.link_reset = ax88772_link_reset,
1202	.reset = ax88772_reset,
1203	.flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_LINK_INTR |
1204	         FLAG_MULTI_PACKET,
1205	.rx_fixup = asix_rx_fixup_common,
1206	.tx_fixup = asix_tx_fixup,
1207	.data = FLAG_EEPROM_MAC,
1208};
1209
1210static const struct usb_device_id	products [] = {
1211{
1212	// Linksys USB200M
1213	USB_DEVICE (0x077b, 0x2226),
1214	.driver_info =	(unsigned long) &ax8817x_info,
1215}, {
1216	// Netgear FA120
1217	USB_DEVICE (0x0846, 0x1040),
1218	.driver_info =  (unsigned long) &netgear_fa120_info,
1219}, {
1220	// DLink DUB-E100
1221	USB_DEVICE (0x2001, 0x1a00),
1222	.driver_info =  (unsigned long) &dlink_dub_e100_info,
1223}, {
1224	// Intellinet, ST Lab USB Ethernet
1225	USB_DEVICE (0x0b95, 0x1720),
1226	.driver_info =  (unsigned long) &ax8817x_info,
1227}, {
1228	// Hawking UF200, TrendNet TU2-ET100
1229	USB_DEVICE (0x07b8, 0x420a),
1230	.driver_info =  (unsigned long) &hawking_uf200_info,
1231}, {
1232	// Billionton Systems, USB2AR
1233	USB_DEVICE (0x08dd, 0x90ff),
1234	.driver_info =  (unsigned long) &ax8817x_info,
1235}, {
1236	// Billionton Systems, GUSB2AM-1G-B
1237	USB_DEVICE(0x08dd, 0x0114),
1238	.driver_info =  (unsigned long) &ax88178_info,
1239}, {
1240	// ATEN UC210T
1241	USB_DEVICE (0x0557, 0x2009),
1242	.driver_info =  (unsigned long) &ax8817x_info,
1243}, {
1244	// Buffalo LUA-U2-KTX
1245	USB_DEVICE (0x0411, 0x003d),
1246	.driver_info =  (unsigned long) &ax8817x_info,
1247}, {
1248	// Buffalo LUA-U2-GT 10/100/1000
1249	USB_DEVICE (0x0411, 0x006e),
1250	.driver_info =  (unsigned long) &ax88178_info,
1251}, {
1252	// Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
1253	USB_DEVICE (0x6189, 0x182d),
1254	.driver_info =  (unsigned long) &ax8817x_info,
1255}, {
1256	// Sitecom LN-031 "USB 2.0 10/100/1000 Ethernet adapter"
1257	USB_DEVICE (0x0df6, 0x0056),
1258	.driver_info =  (unsigned long) &ax88178_info,
1259}, {
1260	// Sitecom LN-028 "USB 2.0 10/100/1000 Ethernet adapter"
1261	USB_DEVICE (0x0df6, 0x061c),
1262	.driver_info =  (unsigned long) &ax88178_info,
1263}, {
1264	// corega FEther USB2-TX
1265	USB_DEVICE (0x07aa, 0x0017),
1266	.driver_info =  (unsigned long) &ax8817x_info,
1267}, {
1268	// Surecom EP-1427X-2
1269	USB_DEVICE (0x1189, 0x0893),
1270	.driver_info = (unsigned long) &ax8817x_info,
1271}, {
1272	// goodway corp usb gwusb2e
1273	USB_DEVICE (0x1631, 0x6200),
1274	.driver_info = (unsigned long) &ax8817x_info,
1275}, {
1276	// JVC MP-PRX1 Port Replicator
1277	USB_DEVICE (0x04f1, 0x3008),
1278	.driver_info = (unsigned long) &ax8817x_info,
1279}, {
1280	// Lenovo U2L100P 10/100
1281	USB_DEVICE (0x17ef, 0x7203),
1282	.driver_info = (unsigned long)&ax88772b_info,
1283}, {
1284	// ASIX AX88772B 10/100
1285	USB_DEVICE (0x0b95, 0x772b),
1286	.driver_info = (unsigned long) &ax88772b_info,
1287}, {
1288	// ASIX AX88772 10/100
1289	USB_DEVICE (0x0b95, 0x7720),
1290	.driver_info = (unsigned long) &ax88772_info,
1291}, {
1292	// ASIX AX88178 10/100/1000
1293	USB_DEVICE (0x0b95, 0x1780),
1294	.driver_info = (unsigned long) &ax88178_info,
1295}, {
1296	// Logitec LAN-GTJ/U2A
1297	USB_DEVICE (0x0789, 0x0160),
1298	.driver_info = (unsigned long) &ax88178_info,
1299}, {
1300	// Linksys USB200M Rev 2
1301	USB_DEVICE (0x13b1, 0x0018),
1302	.driver_info = (unsigned long) &ax88772_info,
1303}, {
1304	// 0Q0 cable ethernet
1305	USB_DEVICE (0x1557, 0x7720),
1306	.driver_info = (unsigned long) &ax88772_info,
1307}, {
1308	// DLink DUB-E100 H/W Ver B1
1309	USB_DEVICE (0x07d1, 0x3c05),
1310	.driver_info = (unsigned long) &ax88772_info,
1311}, {
1312	// DLink DUB-E100 H/W Ver B1 Alternate
1313	USB_DEVICE (0x2001, 0x3c05),
1314	.driver_info = (unsigned long) &ax88772_info,
1315}, {
1316       // DLink DUB-E100 H/W Ver C1
1317       USB_DEVICE (0x2001, 0x1a02),
1318       .driver_info = (unsigned long) &ax88772_info,
1319}, {
1320	// Linksys USB1000
1321	USB_DEVICE (0x1737, 0x0039),
1322	.driver_info = (unsigned long) &ax88178_info,
1323}, {
1324	// IO-DATA ETG-US2
1325	USB_DEVICE (0x04bb, 0x0930),
1326	.driver_info = (unsigned long) &ax88178_info,
1327}, {
1328	// Belkin F5D5055
1329	USB_DEVICE(0x050d, 0x5055),
1330	.driver_info = (unsigned long) &ax88178_info,
1331}, {
1332	// Apple USB Ethernet Adapter
1333	USB_DEVICE(0x05ac, 0x1402),
1334	.driver_info = (unsigned long) &ax88772_info,
1335}, {
1336	// Cables-to-Go USB Ethernet Adapter
1337	USB_DEVICE(0x0b95, 0x772a),
1338	.driver_info = (unsigned long) &ax88772_info,
1339}, {
1340	// ABOCOM for pci
1341	USB_DEVICE(0x14ea, 0xab11),
1342	.driver_info = (unsigned long) &ax88178_info,
1343}, {
1344	// ASIX 88772a
1345	USB_DEVICE(0x0db0, 0xa877),
1346	.driver_info = (unsigned long) &ax88772_info,
1347}, {
1348	// Asus USB Ethernet Adapter
1349	USB_DEVICE (0x0b95, 0x7e2b),
1350	.driver_info = (unsigned long)&ax88772b_info,
1351}, {
1352	/* ASIX 88172a demo board */
1353	USB_DEVICE(0x0b95, 0x172a),
1354	.driver_info = (unsigned long) &ax88172a_info,
1355}, {
1356	/*
1357	 * USBLINK HG20F9 "USB 2.0 LAN"
1358	 * Appears to have gazumped Linksys's manufacturer ID but
1359	 * doesn't (yet) conflict with any known Linksys product.
1360	 */
1361	USB_DEVICE(0x066b, 0x20f9),
1362	.driver_info = (unsigned long) &hg20f9_info,
1363},
1364	{ },		// END
1365};
1366MODULE_DEVICE_TABLE(usb, products);
1367
1368static struct usb_driver asix_driver = {
1369	.name =		DRIVER_NAME,
1370	.id_table =	products,
1371	.probe =	usbnet_probe,
1372	.suspend =	asix_suspend,
1373	.resume =	asix_resume,
1374	.reset_resume =	asix_resume,
1375	.disconnect =	usbnet_disconnect,
1376	.supports_autosuspend = 1,
1377	.disable_hub_initiated_lpm = 1,
1378};
1379
1380module_usb_driver(asix_driver);
1381
1382MODULE_AUTHOR("David Hollis");
1383MODULE_VERSION(DRIVER_VERSION);
1384MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
1385MODULE_LICENSE("GPL");
1386