drivers/net/usb/dm9601.c

   1 /*
   2  * Davicom DM96xx USB 10/100Mbps ethernet devices
   3  *
   4  * Peter Korsgaard <jacmet@sunsite.dk>
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 //#define DEBUG
  12
  13 #include <linux/module.h>
  14 #include <linux/sched.h>
  15 #include <linux/stddef.h>
  16 #include <linux/netdevice.h>
  17 #include <linux/etherdevice.h>
  18 #include <linux/ethtool.h>
  19 #include <linux/mii.h>
  20 #include <linux/usb.h>
  21 #include <linux/crc32.h>
  22 #include <linux/usb/usbnet.h>
  23 #include <linux/slab.h>
  24
  25 /* datasheet:
  26  http://ptm2.cc.utu.fi/ftp/network/cards/DM9601/From_NET/DM9601-DS-P01-930914.pdf
  27 */
  28
  29 /* control requests */
  30 #define DM_READ_REGS    0x00
  31 #define DM_WRITE_REGS   0x01
  32 #define DM_READ_MEMS    0x02
  33 #define DM_WRITE_REG    0x03
  34 #define DM_WRITE_MEMS   0x05
  35 #define DM_WRITE_MEM    0x07
  36
  37 /* registers */
  38 #define DM_NET_CTRL     0x00
  39 #define DM_RX_CTRL      0x05
  40 #define DM_SHARED_CTRL  0x0b
  41 #define DM_SHARED_ADDR  0x0c
  42 #define DM_SHARED_DATA  0x0d    /* low + high */
  43 #define DM_PHY_ADDR     0x10    /* 6 bytes */
  44 #define DM_MCAST_ADDR   0x16    /* 8 bytes */
  45 #define DM_GPR_CTRL     0x1e
  46 #define DM_GPR_DATA     0x1f
  47 #define DM_CHIP_ID      0x2c
  48 #define DM_MODE_CTRL    0x91    /* only on dm9620 */
  49
  50 /* chip id values */
  51 #define ID_DM9601       0
  52 #define ID_DM9620       1
  53
  54 #define DM_MAX_MCAST    64
  55 #define DM_MCAST_SIZE   8
  56 #define DM_EEPROM_LEN   256
  57 #define DM_TX_OVERHEAD  2       /* 2 byte header */
  58 #define DM_RX_OVERHEAD  7       /* 3 byte header + 4 byte crc tail */
  59 #define DM_TIMEOUT      1000
  60
  61 static int dm_read(struct usbnet *dev, u8 reg, u16 length, void *data)
  62 {
  63         int err;
  64         err = usbnet_read_cmd(dev, DM_READ_REGS,
  65                                USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
  66                                0, reg, data, length);
  67         if(err != length && err >= 0)
  68                 err = -EINVAL;
  69         return err;
  70 }
  71
  72 static int dm_read_reg(struct usbnet *dev, u8 reg, u8 *value)
  73 {
  74         return dm_read(dev, reg, 1, value);
  75 }
  76
  77 static int dm_write(struct usbnet *dev, u8 reg, u16 length, void *data)
  78 {
  79         int err;
  80         err = usbnet_write_cmd(dev, DM_WRITE_REGS,
  81                                 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
  82                                 0, reg, data, length);
  83
  84         if (err >= 0 && err < length)
  85                 err = -EINVAL;
  86         return err;
  87 }
  88
  89 static int dm_write_reg(struct usbnet *dev, u8 reg, u8 value)
  90 {
  91         return usbnet_write_cmd(dev, DM_WRITE_REG,
  92                                 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
  93                                 value, reg, NULL, 0);
  94 }
  95
  96 static void dm_write_async(struct usbnet *dev, u8 reg, u16 length, void *data)
  97 {
  98         usbnet_write_cmd_async(dev, DM_WRITE_REGS,
  99                                USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 100                                0, reg, data, length);
 101 }
 102
 103 static void dm_write_reg_async(struct usbnet *dev, u8 reg, u8 value)
 104 {
 105         usbnet_write_cmd_async(dev, DM_WRITE_REG,
 106                                USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
 107                                value, reg, NULL, 0);
 108 }
 109
 110 static int dm_read_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 *value)
 111 {
 112         int ret, i;
 113
 114         mutex_lock(&dev->phy_mutex);
 115
 116         dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
 117         dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0xc : 0x4);
 118
 119         for (i = 0; i < DM_TIMEOUT; i++) {
 120                 u8 tmp = 0;
 121
 122                 udelay(1);
 123                 ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
 124                 if (ret < 0)
 125                         goto out;
 126
 127                 /* ready */
 128                 if ((tmp & 1) == 0)
 129                         break;
 130         }
 131
 132         if (i == DM_TIMEOUT) {
 133                 netdev_err(dev->net, "%s read timed out!\n", phy ? "phy" : "eeprom");
 134                 ret = -EIO;
 135                 goto out;
 136         }
 137
 138         dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
 139         ret = dm_read(dev, DM_SHARED_DATA, 2, value);
 140
 141         netdev_dbg(dev->net, "read shared %d 0x%02x returned 0x%04x, %d\n",
 142                    phy, reg, *value, ret);
 143
 144  out:
 145         mutex_unlock(&dev->phy_mutex);
 146         return ret;
 147 }
 148
 149 static int dm_write_shared_word(struct usbnet *dev, int phy, u8 reg, __le16 value)
 150 {
 151         int ret, i;
 152
 153         mutex_lock(&dev->phy_mutex);
 154
 155         ret = dm_write(dev, DM_SHARED_DATA, 2, &value);
 156         if (ret < 0)
 157                 goto out;
 158
 159         dm_write_reg(dev, DM_SHARED_ADDR, phy ? (reg | 0x40) : reg);
 160         dm_write_reg(dev, DM_SHARED_CTRL, phy ? 0x1a : 0x12);
 161
 162         for (i = 0; i < DM_TIMEOUT; i++) {
 163                 u8 tmp = 0;
 164
 165                 udelay(1);
 166                 ret = dm_read_reg(dev, DM_SHARED_CTRL, &tmp);
 167                 if (ret < 0)
 168                         goto out;
 169
 170                 /* ready */
 171                 if ((tmp & 1) == 0)
 172                         break;
 173         }
 174
 175         if (i == DM_TIMEOUT) {
 176                 netdev_err(dev->net, "%s write timed out!\n", phy ? "phy" : "eeprom");
 177                 ret = -EIO;
 178                 goto out;
 179         }
 180
 181         dm_write_reg(dev, DM_SHARED_CTRL, 0x0);
 182
 183 out:
 184         mutex_unlock(&dev->phy_mutex);
 185         return ret;
 186 }
 187
 188 static int dm_read_eeprom_word(struct usbnet *dev, u8 offset, void *value)
 189 {
 190         return dm_read_shared_word(dev, 0, offset, value);
 191 }
 192
 193
 194
 195 static int dm9601_get_eeprom_len(struct net_device *dev)
 196 {
 197         return DM_EEPROM_LEN;
 198 }
 199
 200 static int dm9601_get_eeprom(struct net_device *net,
 201                              struct ethtool_eeprom *eeprom, u8 * data)
 202 {
 203         struct usbnet *dev = netdev_priv(net);
 204         __le16 *ebuf = (__le16 *) data;
 205         int i;
 206
 207         /* access is 16bit */
 208         if ((eeprom->offset % 2) || (eeprom->len % 2))
 209                 return -EINVAL;
 210
 211         for (i = 0; i < eeprom->len / 2; i++) {
 212                 if (dm_read_eeprom_word(dev, eeprom->offset / 2 + i,
 213                                         &ebuf[i]) < 0)
 214                         return -EINVAL;
 215         }
 216         return 0;
 217 }
 218
 219 static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc)
 220 {
 221         struct usbnet *dev = netdev_priv(netdev);
 222
 223         __le16 res;
 224
 225         if (phy_id) {
 226                 netdev_dbg(dev->net, "Only internal phy supported\n");
 227                 return 0;
 228         }
 229
 230         dm_read_shared_word(dev, 1, loc, &res);
 231
 232         netdev_dbg(dev->net,
 233                    "dm9601_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n",
 234                    phy_id, loc, le16_to_cpu(res));
 235
 236         return le16_to_cpu(res);
 237 }
 238
 239 static void dm9601_mdio_write(struct net_device *netdev, int phy_id, int loc,
 240                               int val)
 241 {
 242         struct usbnet *dev = netdev_priv(netdev);
 243         __le16 res = cpu_to_le16(val);
 244
 245         if (phy_id) {
 246                 netdev_dbg(dev->net, "Only internal phy supported\n");
 247                 return;
 248         }
 249
 250         netdev_dbg(dev->net, "dm9601_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x\n",
 251                    phy_id, loc, val);
 252
 253         dm_write_shared_word(dev, 1, loc, res);
 254 }
 255
 256 static void dm9601_get_drvinfo(struct net_device *net,
 257                                struct ethtool_drvinfo *info)
 258 {
 259         /* Inherit standard device info */
 260         usbnet_get_drvinfo(net, info);
 261         info->eedump_len = DM_EEPROM_LEN;
 262 }
 263
 264 static u32 dm9601_get_link(struct net_device *net)
 265 {
 266         struct usbnet *dev = netdev_priv(net);
 267
 268         return mii_link_ok(&dev->mii);
 269 }
 270
 271 static int dm9601_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
 272 {
 273         struct usbnet *dev = netdev_priv(net);
 274
 275         return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
 276 }
 277
 278 static const struct ethtool_ops dm9601_ethtool_ops = {
 279         .get_drvinfo    = dm9601_get_drvinfo,
 280         .get_link       = dm9601_get_link,
 281         .get_msglevel   = usbnet_get_msglevel,
 282         .set_msglevel   = usbnet_set_msglevel,
 283         .get_eeprom_len = dm9601_get_eeprom_len,
 284         .get_eeprom     = dm9601_get_eeprom,
 285         .get_settings   = usbnet_get_settings,
 286         .set_settings   = usbnet_set_settings,
 287         .nway_reset     = usbnet_nway_reset,
 288 };
 289
 290 static void dm9601_set_multicast(struct net_device *net)
 291 {
 292         struct usbnet *dev = netdev_priv(net);
 293         /* We use the 20 byte dev->data for our 8 byte filter buffer
 294          * to avoid allocating memory that is tricky to free later */
 295         u8 *hashes = (u8 *) & dev->data;
 296         u8 rx_ctl = 0x31;
 297
 298         memset(hashes, 0x00, DM_MCAST_SIZE);
 299         hashes[DM_MCAST_SIZE - 1] |= 0x80;      /* broadcast address */
 300
 301         if (net->flags & IFF_PROMISC) {
 302                 rx_ctl |= 0x02;
 303         } else if (net->flags & IFF_ALLMULTI ||
 304                    netdev_mc_count(net) > DM_MAX_MCAST) {
 305                 rx_ctl |= 0x08;
 306         } else if (!netdev_mc_empty(net)) {
 307                 struct netdev_hw_addr *ha;
 308
 309                 netdev_for_each_mc_addr(ha, net) {
 310                         u32 crc = ether_crc(ETH_ALEN, ha->addr) >> 26;
 311                         hashes[crc >> 3] |= 1 << (crc & 0x7);
 312                 }
 313         }
 314
 315         dm_write_async(dev, DM_MCAST_ADDR, DM_MCAST_SIZE, hashes);
 316         dm_write_reg_async(dev, DM_RX_CTRL, rx_ctl);
 317 }
 318
 319 static void __dm9601_set_mac_address(struct usbnet *dev)
 320 {
 321         dm_write_async(dev, DM_PHY_ADDR, ETH_ALEN, dev->net->dev_addr);
 322 }
 323
 324 static int dm9601_set_mac_address(struct net_device *net, void *p)
 325 {
 326         struct sockaddr *addr = p;
 327         struct usbnet *dev = netdev_priv(net);
 328
 329         if (!is_valid_ether_addr(addr->sa_data)) {
 330                 dev_err(&net->dev, "not setting invalid mac address %pM\n",
 331                                                                 addr->sa_data);
 332                 return -EINVAL;
 333         }
 334
 335         memcpy(net->dev_addr, addr->sa_data, net->addr_len);
 336         __dm9601_set_mac_address(dev);
 337
 338         return 0;
 339 }
 340
 341 static const struct net_device_ops dm9601_netdev_ops = {
 342         .ndo_open               = usbnet_open,
 343         .ndo_stop               = usbnet_stop,
 344         .ndo_start_xmit         = usbnet_start_xmit,
 345         .ndo_tx_timeout         = usbnet_tx_timeout,
 346         .ndo_change_mtu         = usbnet_change_mtu,
 347         .ndo_validate_addr      = eth_validate_addr,
 348         .ndo_do_ioctl           = dm9601_ioctl,
 349         .ndo_set_rx_mode        = dm9601_set_multicast,
 350         .ndo_set_mac_address    = dm9601_set_mac_address,
 351 };
 352
 353 static int dm9601_bind(struct usbnet *dev, struct usb_interface *intf)
 354 {
 355         int ret;
 356         u8 mac[ETH_ALEN], id;
 357
 358         ret = usbnet_get_endpoints(dev, intf);
 359         if (ret)
 360                 goto out;
 361
 362         dev->net->netdev_ops = &dm9601_netdev_ops;
 363         dev->net->ethtool_ops = &dm9601_ethtool_ops;
 364         dev->net->hard_header_len += DM_TX_OVERHEAD;
 365         dev->hard_mtu = dev->net->mtu + dev->net->hard_header_len;
 366
 367         /* dm9620/21a require room for 4 byte padding, even in dm9601
 368          * mode, so we need +1 to be able to receive full size
 369          * ethernet frames.
 370          */
 371         dev->rx_urb_size = dev->net->mtu + ETH_HLEN + DM_RX_OVERHEAD + 1;
 372
 373         dev->mii.dev = dev->net;
 374         dev->mii.mdio_read = dm9601_mdio_read;
 375         dev->mii.mdio_write = dm9601_mdio_write;
 376         dev->mii.phy_id_mask = 0x1f;
 377         dev->mii.reg_num_mask = 0x1f;
 378
 379         /* reset */
 380         dm_write_reg(dev, DM_NET_CTRL, 1);
 381         udelay(20);
 382
 383         /* read MAC */
 384         if (dm_read(dev, DM_PHY_ADDR, ETH_ALEN, mac) < 0) {
 385                 printk(KERN_ERR "Error reading MAC address\n");
 386                 ret = -ENODEV;
 387                 goto out;
 388         }
 389
 390         /*
 391          * Overwrite the auto-generated address only with good ones.
 392          */
 393         if (is_valid_ether_addr(mac))
 394                 memcpy(dev->net->dev_addr, mac, ETH_ALEN);
 395         else {
 396                 printk(KERN_WARNING
 397                         "dm9601: No valid MAC address in EEPROM, using %pM\n",
 398                         dev->net->dev_addr);
 399                 __dm9601_set_mac_address(dev);
 400         }
 401
 402         if (dm_read_reg(dev, DM_CHIP_ID, &id) < 0) {
 403                 netdev_err(dev->net, "Error reading chip ID\n");
 404                 ret = -ENODEV;
 405                 goto out;
 406         }
 407
 408         /* put dm9620 devices in dm9601 mode */
 409         if (id == ID_DM9620) {
 410                 u8 mode;
 411
 412                 if (dm_read_reg(dev, DM_MODE_CTRL, &mode) < 0) {
 413                         netdev_err(dev->net, "Error reading MODE_CTRL\n");
 414                         ret = -ENODEV;
 415                         goto out;
 416                 }
 417                 dm_write_reg(dev, DM_MODE_CTRL, mode & 0x7f);
 418         }
 419
 420         /* power up phy */
 421         dm_write_reg(dev, DM_GPR_CTRL, 1);
 422         dm_write_reg(dev, DM_GPR_DATA, 0);
 423
 424         /* receive broadcast packets */
 425         dm9601_set_multicast(dev->net);
 426
 427         dm9601_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
 428         dm9601_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
 429                           ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
 430         mii_nway_restart(&dev->mii);
 431
 432 out:
 433         return ret;
 434 }
 435
 436 static int dm9601_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
 437 {
 438         u8 status;
 439         int len;
 440
 441         /* format:
 442            b1: rx status
 443            b2: packet length (incl crc) low
 444            b3: packet length (incl crc) high
 445            b4..n-4: packet data
 446            bn-3..bn: ethernet crc
 447          */
 448
 449         if (unlikely(skb->len < DM_RX_OVERHEAD)) {
 450                 dev_err(&dev->udev->dev, "unexpected tiny rx frame\n");
 451                 return 0;
 452         }
 453
 454         status = skb->data[0];
 455         len = (skb->data[1] | (skb->data[2] << 8)) - 4;
 456
 457         if (unlikely(status & 0xbf)) {
 458                 if (status & 0x01) dev->net->stats.rx_fifo_errors++;
 459                 if (status & 0x02) dev->net->stats.rx_crc_errors++;
 460                 if (status & 0x04) dev->net->stats.rx_frame_errors++;
 461                 if (status & 0x20) dev->net->stats.rx_missed_errors++;
 462                 if (status & 0x90) dev->net->stats.rx_length_errors++;
 463                 return 0;
 464         }
 465
 466         skb_pull(skb, 3);
 467         skb_trim(skb, len);
 468
 469         return 1;
 470 }
 471
 472 static struct sk_buff *dm9601_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
 473                                        gfp_t flags)
 474 {
 475         int len, pad;
 476
 477         /* format:
 478            b1: packet length low
 479            b2: packet length high
 480            b3..n: packet data
 481         */
 482
 483         len = skb->len + DM_TX_OVERHEAD;
 484
 485         /* workaround for dm962x errata with tx fifo getting out of
 486          * sync if a USB bulk transfer retry happens right after a
 487          * packet with odd / maxpacket length by adding up to 3 bytes
 488          * padding.
 489          */
 490         while ((len & 1) || !(len % dev->maxpacket))
 491                 len++;
 492
 493         len -= DM_TX_OVERHEAD; /* hw header doesn't count as part of length */
 494         pad = len - skb->len;
 495
 496         if (skb_headroom(skb) < DM_TX_OVERHEAD || skb_tailroom(skb) < pad) {
 497                 struct sk_buff *skb2;
 498
 499                 skb2 = skb_copy_expand(skb, DM_TX_OVERHEAD, pad, flags);
 500                 dev_kfree_skb_any(skb);
 501                 skb = skb2;
 502                 if (!skb)
 503                         return NULL;
 504         }
 505
 506         __skb_push(skb, DM_TX_OVERHEAD);
 507
 508         if (pad) {
 509                 memset(skb->data + skb->len, 0, pad);
 510                 __skb_put(skb, pad);
 511         }
 512
 513         skb->data[0] = len;
 514         skb->data[1] = len >> 8;
 515
 516         return skb;
 517 }
 518
 519 static void dm9601_status(struct usbnet *dev, struct urb *urb)
 520 {
 521         int link;
 522         u8 *buf;
 523
 524         /* format:
 525            b0: net status
 526            b1: tx status 1
 527            b2: tx status 2
 528            b3: rx status
 529            b4: rx overflow
 530            b5: rx count
 531            b6: tx count
 532            b7: gpr
 533         */
 534
 535         if (urb->actual_length < 8)
 536                 return;
 537
 538         buf = urb->transfer_buffer;
 539
 540         link = !!(buf[0] & 0x40);
 541         if (netif_carrier_ok(dev->net) != link) {
 542                 usbnet_link_change(dev, link, 1);
 543                 netdev_dbg(dev->net, "Link Status is: %d\n", link);
 544         }
 545 }
 546
 547 static int dm9601_link_reset(struct usbnet *dev)
 548 {
 549         struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET };
 550
 551         mii_check_media(&dev->mii, 1, 1);
 552         mii_ethtool_gset(&dev->mii, &ecmd);
 553
 554         netdev_dbg(dev->net, "link_reset() speed: %u duplex: %d\n",
 555                    ethtool_cmd_speed(&ecmd), ecmd.duplex);
 556
 557         return 0;
 558 }
 559
 560 static const struct driver_info dm9601_info = {
 561         .description    = "Davicom DM96xx USB 10/100 Ethernet",
 562         .flags          = FLAG_ETHER | FLAG_LINK_INTR,
 563         .bind           = dm9601_bind,
 564         .rx_fixup       = dm9601_rx_fixup,
 565         .tx_fixup       = dm9601_tx_fixup,
 566         .status         = dm9601_status,
 567         .link_reset     = dm9601_link_reset,
 568         .reset          = dm9601_link_reset,
 569 };
 570
 571 static const struct usb_device_id products[] = {
 572         {
 573          USB_DEVICE(0x07aa, 0x9601),    /* Corega FEther USB-TXC */
 574          .driver_info = (unsigned long)&dm9601_info,
 575          },
 576         {
 577          USB_DEVICE(0x0a46, 0x9601),    /* Davicom USB-100 */
 578          .driver_info = (unsigned long)&dm9601_info,
 579          },
 580         {
 581          USB_DEVICE(0x0a46, 0x6688),    /* ZT6688 USB NIC */
 582          .driver_info = (unsigned long)&dm9601_info,
 583          },
 584         {
 585          USB_DEVICE(0x0a46, 0x0268),    /* ShanTou ST268 USB NIC */
 586          .driver_info = (unsigned long)&dm9601_info,
 587          },
 588         {
 589          USB_DEVICE(0x0a46, 0x8515),    /* ADMtek ADM8515 USB NIC */
 590          .driver_info = (unsigned long)&dm9601_info,
 591          },
 592         {
 593         USB_DEVICE(0x0a47, 0x9601),     /* Hirose USB-100 */
 594         .driver_info = (unsigned long)&dm9601_info,
 595          },
 596         {
 597         USB_DEVICE(0x0fe6, 0x8101),     /* DM9601 USB to Fast Ethernet Adapter */
 598         .driver_info = (unsigned long)&dm9601_info,
 599          },
 600         {
 601          USB_DEVICE(0x0fe6, 0x9700),    /* DM9601 USB to Fast Ethernet Adapter */
 602          .driver_info = (unsigned long)&dm9601_info,
 603          },
 604         {
 605          USB_DEVICE(0x0a46, 0x9000),    /* DM9000E */
 606          .driver_info = (unsigned long)&dm9601_info,
 607          },
 608         {
 609          USB_DEVICE(0x0a46, 0x9620),    /* DM9620 USB to Fast Ethernet Adapter */
 610          .driver_info = (unsigned long)&dm9601_info,
 611          },
 612         {
 613          USB_DEVICE(0x0a46, 0x9621),    /* DM9621A USB to Fast Ethernet Adapter */
 614          .driver_info = (unsigned long)&dm9601_info,
 615         },
 616         {
 617          USB_DEVICE(0x0a46, 0x9622),    /* DM9622 USB to Fast Ethernet Adapter */
 618          .driver_info = (unsigned long)&dm9601_info,
 619         },
 620         {
 621          USB_DEVICE(0x0a46, 0x0269),    /* DM962OA USB to Fast Ethernet Adapter */
 622          .driver_info = (unsigned long)&dm9601_info,
 623         },
 624         {
 625          USB_DEVICE(0x0a46, 0x1269),    /* DM9621A USB to Fast Ethernet Adapter */
 626          .driver_info = (unsigned long)&dm9601_info,
 627         },
 628         {},                     // END
 629 };
 630
 631 MODULE_DEVICE_TABLE(usb, products);
 632
 633 static struct usb_driver dm9601_driver = {
 634         .name = "dm9601",
 635         .id_table = products,
 636         .probe = usbnet_probe,
 637         .disconnect = usbnet_disconnect,
 638         .suspend = usbnet_suspend,
 639         .resume = usbnet_resume,
 640         .disable_hub_initiated_lpm = 1,
 641 };
 642
 643 module_usb_driver(dm9601_driver);
 644
 645 MODULE_AUTHOR("Peter Korsgaard <jacmet@sunsite.dk>");
 646 MODULE_DESCRIPTION("Davicom DM96xx USB 10/100 ethernet devices");
 647 MODULE_LICENSE("GPL");