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