linux/drivers/staging/rtl8712/usb_intf.c
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   1/******************************************************************************
   2 * usb_intf.c
   3 *
   4 * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
   5 * Linux device driver for RTL8192SU
   6 *
   7 * This program is free software; you can redistribute it and/or modify it
   8 * under the terms of version 2 of the GNU General Public License as
   9 * published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but WITHOUT
  12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14 * more details.
  15 *
  16 * You should have received a copy of the GNU General Public License along with
  17 * this program; if not, write to the Free Software Foundation, Inc.,
  18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  19 *
  20 * Modifications for inclusion into the Linux staging tree are
  21 * Copyright(c) 2010 Larry Finger. All rights reserved.
  22 *
  23 * Contact information:
  24 * WLAN FAE <wlanfae@realtek.com>
  25 * Larry Finger <Larry.Finger@lwfinger.net>
  26 *
  27 ******************************************************************************/
  28
  29#define _HCI_INTF_C_
  30
  31#include <linux/usb.h>
  32#include <linux/module.h>
  33#include <linux/firmware.h>
  34
  35#include "osdep_service.h"
  36#include "drv_types.h"
  37#include "recv_osdep.h"
  38#include "xmit_osdep.h"
  39#include "rtl8712_efuse.h"
  40#include "usb_ops.h"
  41#include "usb_osintf.h"
  42
  43static struct usb_interface *pintf;
  44
  45static int r871xu_drv_init(struct usb_interface *pusb_intf,
  46                           const struct usb_device_id *pdid);
  47
  48static void r871xu_dev_remove(struct usb_interface *pusb_intf);
  49
  50static struct usb_device_id rtl871x_usb_id_tbl[] = {
  51
  52/* RTL8188SU */
  53        /* Realtek */
  54        {USB_DEVICE(0x0BDA, 0x8171)},
  55        {USB_DEVICE(0x0bda, 0x8173)},
  56        {USB_DEVICE(0x0bda, 0x8712)},
  57        {USB_DEVICE(0x0bda, 0x8713)},
  58        {USB_DEVICE(0x0bda, 0xC512)},
  59        /* Abocom */
  60        {USB_DEVICE(0x07B8, 0x8188)},
  61        /* ASUS */
  62        {USB_DEVICE(0x0B05, 0x1786)},
  63        {USB_DEVICE(0x0B05, 0x1791)}, /* 11n mode disable */
  64        /* Belkin */
  65        {USB_DEVICE(0x050D, 0x945A)},
  66        /* ISY IWL - Belkin clone */
  67        {USB_DEVICE(0x050D, 0x11F1)},
  68        /* Corega */
  69        {USB_DEVICE(0x07AA, 0x0047)},
  70        /* D-Link */
  71        {USB_DEVICE(0x2001, 0x3306)},
  72        {USB_DEVICE(0x07D1, 0x3306)}, /* 11n mode disable */
  73        /* Edimax */
  74        {USB_DEVICE(0x7392, 0x7611)},
  75        /* EnGenius */
  76        {USB_DEVICE(0x1740, 0x9603)},
  77        /* Hawking */
  78        {USB_DEVICE(0x0E66, 0x0016)},
  79        /* Hercules */
  80        {USB_DEVICE(0x06F8, 0xE034)},
  81        {USB_DEVICE(0x06F8, 0xE032)},
  82        /* Logitec */
  83        {USB_DEVICE(0x0789, 0x0167)},
  84        /* PCI */
  85        {USB_DEVICE(0x2019, 0xAB28)},
  86        {USB_DEVICE(0x2019, 0xED16)},
  87        /* Sitecom */
  88        {USB_DEVICE(0x0DF6, 0x0057)},
  89        {USB_DEVICE(0x0DF6, 0x0045)},
  90        {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */
  91        {USB_DEVICE(0x0DF6, 0x004B)},
  92        {USB_DEVICE(0x0DF6, 0x005B)},
  93        {USB_DEVICE(0x0DF6, 0x005D)},
  94        {USB_DEVICE(0x0DF6, 0x0063)},
  95        /* Sweex */
  96        {USB_DEVICE(0x177F, 0x0154)},
  97        /* Thinkware */
  98        {USB_DEVICE(0x0BDA, 0x5077)},
  99        /* Toshiba */
 100        {USB_DEVICE(0x1690, 0x0752)},
 101        /* - */
 102        {USB_DEVICE(0x20F4, 0x646B)},
 103        {USB_DEVICE(0x083A, 0xC512)},
 104        {USB_DEVICE(0x25D4, 0x4CA1)},
 105        {USB_DEVICE(0x25D4, 0x4CAB)},
 106
 107/* RTL8191SU */
 108        /* Realtek */
 109        {USB_DEVICE(0x0BDA, 0x8172)},
 110        {USB_DEVICE(0x0BDA, 0x8192)},
 111        /* Amigo */
 112        {USB_DEVICE(0x0EB0, 0x9061)},
 113        /* ASUS/EKB */
 114        {USB_DEVICE(0x13D3, 0x3323)},
 115        {USB_DEVICE(0x13D3, 0x3311)}, /* 11n mode disable */
 116        {USB_DEVICE(0x13D3, 0x3342)},
 117        /* ASUS/EKBLenovo */
 118        {USB_DEVICE(0x13D3, 0x3333)},
 119        {USB_DEVICE(0x13D3, 0x3334)},
 120        {USB_DEVICE(0x13D3, 0x3335)}, /* 11n mode disable */
 121        {USB_DEVICE(0x13D3, 0x3336)}, /* 11n mode disable */
 122        /* ASUS/Media BOX */
 123        {USB_DEVICE(0x13D3, 0x3309)},
 124        /* Belkin */
 125        {USB_DEVICE(0x050D, 0x815F)},
 126        /* D-Link */
 127        {USB_DEVICE(0x07D1, 0x3302)},
 128        {USB_DEVICE(0x07D1, 0x3300)},
 129        {USB_DEVICE(0x07D1, 0x3303)},
 130        /* Edimax */
 131        {USB_DEVICE(0x7392, 0x7612)},
 132        /* EnGenius */
 133        {USB_DEVICE(0x1740, 0x9605)},
 134        /* Guillemot */
 135        {USB_DEVICE(0x06F8, 0xE031)},
 136        /* Hawking */
 137        {USB_DEVICE(0x0E66, 0x0015)},
 138        /* Mediao */
 139        {USB_DEVICE(0x13D3, 0x3306)},
 140        /* PCI */
 141        {USB_DEVICE(0x2019, 0xED18)},
 142        {USB_DEVICE(0x2019, 0x4901)},
 143        /* Sitecom */
 144        {USB_DEVICE(0x0DF6, 0x0058)},
 145        {USB_DEVICE(0x0DF6, 0x0049)},
 146        {USB_DEVICE(0x0DF6, 0x004C)},
 147        {USB_DEVICE(0x0DF6, 0x0064)},
 148        /* Skyworth */
 149        {USB_DEVICE(0x14b2, 0x3300)},
 150        {USB_DEVICE(0x14b2, 0x3301)},
 151        {USB_DEVICE(0x14B2, 0x3302)},
 152        /* - */
 153        {USB_DEVICE(0x04F2, 0xAFF2)},
 154        {USB_DEVICE(0x04F2, 0xAFF5)},
 155        {USB_DEVICE(0x04F2, 0xAFF6)},
 156        {USB_DEVICE(0x13D3, 0x3339)},
 157        {USB_DEVICE(0x13D3, 0x3340)}, /* 11n mode disable */
 158        {USB_DEVICE(0x13D3, 0x3341)}, /* 11n mode disable */
 159        {USB_DEVICE(0x13D3, 0x3310)},
 160        {USB_DEVICE(0x13D3, 0x3325)},
 161
 162/* RTL8192SU */
 163        /* Realtek */
 164        {USB_DEVICE(0x0BDA, 0x8174)},
 165        /* Belkin */
 166        {USB_DEVICE(0x050D, 0x845A)},
 167        /* Corega */
 168        {USB_DEVICE(0x07AA, 0x0051)},
 169        /* Edimax */
 170        {USB_DEVICE(0x7392, 0x7622)},
 171        /* NEC */
 172        {USB_DEVICE(0x0409, 0x02B6)},
 173        {}
 174};
 175
 176MODULE_DEVICE_TABLE(usb, rtl871x_usb_id_tbl);
 177
 178static struct specific_device_id specific_device_id_tbl[] = {
 179        {.idVendor = 0x0b05, .idProduct = 0x1791,
 180                 .flags = SPEC_DEV_ID_DISABLE_HT},
 181        {.idVendor = 0x0df6, .idProduct = 0x0059,
 182                 .flags = SPEC_DEV_ID_DISABLE_HT},
 183        {.idVendor = 0x13d3, .idProduct = 0x3306,
 184                 .flags = SPEC_DEV_ID_DISABLE_HT},
 185        {.idVendor = 0x13D3, .idProduct = 0x3311,
 186                 .flags = SPEC_DEV_ID_DISABLE_HT},
 187        {.idVendor = 0x13d3, .idProduct = 0x3335,
 188                 .flags = SPEC_DEV_ID_DISABLE_HT},
 189        {.idVendor = 0x13d3, .idProduct = 0x3336,
 190                 .flags = SPEC_DEV_ID_DISABLE_HT},
 191        {.idVendor = 0x13d3, .idProduct = 0x3340,
 192                 .flags = SPEC_DEV_ID_DISABLE_HT},
 193        {.idVendor = 0x13d3, .idProduct = 0x3341,
 194                 .flags = SPEC_DEV_ID_DISABLE_HT},
 195        {}
 196};
 197
 198struct drv_priv {
 199        struct usb_driver r871xu_drv;
 200        int drv_registered;
 201};
 202
 203#ifdef CONFIG_PM
 204static int r871x_suspend(struct usb_interface *pusb_intf, pm_message_t state)
 205{
 206        struct net_device *pnetdev = usb_get_intfdata(pusb_intf);
 207
 208        netdev_info(pnetdev, "Suspending...\n");
 209        if (!pnetdev || !netif_running(pnetdev)) {
 210                netdev_info(pnetdev, "Unable to suspend\n");
 211                return 0;
 212        }
 213        if (pnetdev->netdev_ops->ndo_stop)
 214                pnetdev->netdev_ops->ndo_stop(pnetdev);
 215        mdelay(10);
 216        netif_device_detach(pnetdev);
 217        return 0;
 218}
 219
 220static int r871x_resume(struct usb_interface *pusb_intf)
 221{
 222        struct net_device *pnetdev = usb_get_intfdata(pusb_intf);
 223
 224        netdev_info(pnetdev,  "Resuming...\n");
 225        if (!pnetdev || !netif_running(pnetdev)) {
 226                netdev_info(pnetdev, "Unable to resume\n");
 227                return 0;
 228        }
 229        netif_device_attach(pnetdev);
 230        if (pnetdev->netdev_ops->ndo_open)
 231                pnetdev->netdev_ops->ndo_open(pnetdev);
 232        return 0;
 233}
 234
 235static int r871x_reset_resume(struct usb_interface *pusb_intf)
 236{
 237        /* dummy routine */
 238        return 0;
 239}
 240
 241#endif
 242
 243static struct drv_priv drvpriv = {
 244        .r871xu_drv.name = "r8712u",
 245        .r871xu_drv.id_table = rtl871x_usb_id_tbl,
 246        .r871xu_drv.probe = r871xu_drv_init,
 247        .r871xu_drv.disconnect = r871xu_dev_remove,
 248#ifdef CONFIG_PM
 249        .r871xu_drv.suspend = r871x_suspend,
 250        .r871xu_drv.resume = r871x_resume,
 251        .r871xu_drv.reset_resume = r871x_reset_resume,
 252#endif
 253};
 254
 255static uint r8712_usb_dvobj_init(struct _adapter *padapter)
 256{
 257        uint    status = _SUCCESS;
 258        struct  usb_device_descriptor           *pdev_desc;
 259        struct  usb_host_config                 *phost_conf;
 260        struct  usb_config_descriptor           *pconf_desc;
 261        struct  usb_host_interface              *phost_iface;
 262        struct  usb_interface_descriptor        *piface_desc;
 263        struct dvobj_priv *pdvobjpriv = &padapter->dvobjpriv;
 264        struct usb_device *pusbd = pdvobjpriv->pusbdev;
 265
 266        pdvobjpriv->padapter = padapter;
 267        padapter->EepromAddressSize = 6;
 268        pdev_desc = &pusbd->descriptor;
 269        phost_conf = pusbd->actconfig;
 270        pconf_desc = &phost_conf->desc;
 271        phost_iface = &pintf->altsetting[0];
 272        piface_desc = &phost_iface->desc;
 273        pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints;
 274        if (pusbd->speed == USB_SPEED_HIGH) {
 275                pdvobjpriv->ishighspeed = true;
 276                dev_info(&pusbd->dev, "r8712u: USB_SPEED_HIGH with %d endpoints\n",
 277                         pdvobjpriv->nr_endpoint);
 278        } else {
 279                pdvobjpriv->ishighspeed = false;
 280                dev_info(&pusbd->dev, "r8712u: USB_SPEED_LOW with %d endpoints\n",
 281                         pdvobjpriv->nr_endpoint);
 282        }
 283        if ((r8712_alloc_io_queue(padapter)) == _FAIL)
 284                status = _FAIL;
 285        return status;
 286}
 287
 288static void r8712_usb_dvobj_deinit(struct _adapter *padapter)
 289{
 290}
 291
 292void rtl871x_intf_stop(struct _adapter *padapter)
 293{
 294        /*disable_hw_interrupt*/
 295        if (padapter->bSurpriseRemoved == false) {
 296                /*device still exists, so driver can do i/o operation
 297                 * TODO: */
 298        }
 299
 300        /* cancel in irp */
 301        if (padapter->dvobjpriv.inirp_deinit != NULL)
 302                padapter->dvobjpriv.inirp_deinit(padapter);
 303        /* cancel out irp */
 304        r8712_usb_write_port_cancel(padapter);
 305        /* TODO:cancel other irps */
 306}
 307
 308void r871x_dev_unload(struct _adapter *padapter)
 309{
 310        if (padapter->bup == true) {
 311                /*s1.*/
 312                padapter->bDriverStopped = true;
 313
 314                /*s3.*/
 315                rtl871x_intf_stop(padapter);
 316
 317                /*s4.*/
 318                r8712_stop_drv_threads(padapter);
 319
 320                /*s5.*/
 321                if (padapter->bSurpriseRemoved == false) {
 322                        padapter->hw_init_completed = false;
 323                        rtl8712_hal_deinit(padapter);
 324                }
 325
 326                /*s6.*/
 327                if (padapter->dvobj_deinit)
 328                        padapter->dvobj_deinit(padapter);
 329                padapter->bup = false;
 330        }
 331}
 332
 333static void disable_ht_for_spec_devid(const struct usb_device_id *pdid,
 334                                      struct _adapter *padapter)
 335{
 336        u16 vid, pid;
 337        u32 flags;
 338        int i;
 339        int num = sizeof(specific_device_id_tbl) /
 340                  sizeof(struct specific_device_id);
 341
 342        for (i = 0; i < num; i++) {
 343                vid = specific_device_id_tbl[i].idVendor;
 344                pid = specific_device_id_tbl[i].idProduct;
 345                flags = specific_device_id_tbl[i].flags;
 346
 347                if ((pdid->idVendor == vid) && (pdid->idProduct == pid) &&
 348                    (flags&SPEC_DEV_ID_DISABLE_HT)) {
 349                        padapter->registrypriv.ht_enable = 0;
 350                        padapter->registrypriv.cbw40_enable = 0;
 351                        padapter->registrypriv.ampdu_enable = 0;
 352                }
 353        }
 354}
 355
 356static const struct device_type wlan_type = {
 357        .name = "wlan",
 358};
 359
 360/*
 361 * drv_init() - a device potentially for us
 362 *
 363 * notes: drv_init() is called when the bus driver has located a card for us
 364 * to support. We accept the new device by returning 0.
 365*/
 366static int r871xu_drv_init(struct usb_interface *pusb_intf,
 367                           const struct usb_device_id *pdid)
 368{
 369        uint status;
 370        struct _adapter *padapter = NULL;
 371        struct dvobj_priv *pdvobjpriv;
 372        struct net_device *pnetdev;
 373        struct usb_device *udev;
 374
 375        printk(KERN_INFO "r8712u: Staging version\n");
 376        /* In this probe function, O.S. will provide the usb interface pointer
 377         * to driver. We have to increase the reference count of the usb device
 378         * structure by using the usb_get_dev function.
 379         */
 380        udev = interface_to_usbdev(pusb_intf);
 381        usb_get_dev(udev);
 382        pintf = pusb_intf;
 383        /* step 1. */
 384        pnetdev = r8712_init_netdev();
 385        if (!pnetdev)
 386                goto error;
 387        padapter = netdev_priv(pnetdev);
 388        disable_ht_for_spec_devid(pdid, padapter);
 389        pdvobjpriv = &padapter->dvobjpriv;
 390        pdvobjpriv->padapter = padapter;
 391        padapter->dvobjpriv.pusbdev = udev;
 392        padapter->pusb_intf = pusb_intf;
 393        usb_set_intfdata(pusb_intf, pnetdev);
 394        SET_NETDEV_DEV(pnetdev, &pusb_intf->dev);
 395        pnetdev->dev.type = &wlan_type;
 396        /* step 2. */
 397        padapter->dvobj_init = &r8712_usb_dvobj_init;
 398        padapter->dvobj_deinit = &r8712_usb_dvobj_deinit;
 399        padapter->halpriv.hal_bus_init = &r8712_usb_hal_bus_init;
 400        padapter->dvobjpriv.inirp_init = &r8712_usb_inirp_init;
 401        padapter->dvobjpriv.inirp_deinit = &r8712_usb_inirp_deinit;
 402        /* step 3.
 403         * initialize the dvobj_priv
 404         */
 405        if (padapter->dvobj_init == NULL)
 406                        goto error;
 407        else {
 408                status = padapter->dvobj_init(padapter);
 409                if (status != _SUCCESS)
 410                        goto error;
 411        }
 412        /* step 4. */
 413        status = r8712_init_drv_sw(padapter);
 414        if (status == _FAIL)
 415                goto error;
 416        /* step 5. read efuse/eeprom data and get mac_addr */
 417        {
 418                int i, offset;
 419                u8 mac[6];
 420                u8 tmpU1b, AutoloadFail, eeprom_CustomerID;
 421                u8 *pdata = padapter->eeprompriv.efuse_eeprom_data;
 422
 423                tmpU1b = r8712_read8(padapter, EE_9346CR);/*CR9346*/
 424
 425                /* To check system boot selection.*/
 426                dev_info(&udev->dev, "r8712u: Boot from %s: Autoload %s\n",
 427                         (tmpU1b & _9356SEL) ? "EEPROM" : "EFUSE",
 428                         (tmpU1b & _EEPROM_EN) ? "OK" : "Failed");
 429
 430                /* To check autoload success or not.*/
 431                if (tmpU1b & _EEPROM_EN) {
 432                        AutoloadFail = true;
 433                        /* The following operations prevent Efuse leakage by
 434                         * turning on 2.5V.
 435                         */
 436                        tmpU1b = r8712_read8(padapter, EFUSE_TEST+3);
 437                        r8712_write8(padapter, EFUSE_TEST + 3, tmpU1b | 0x80);
 438                        msleep(20);
 439                        r8712_write8(padapter, EFUSE_TEST + 3,
 440                                     (tmpU1b & (~BIT(7))));
 441
 442                        /* Retrieve Chip version.
 443                         * Recognize IC version by Reg0x4 BIT15.
 444                         */
 445                        tmpU1b = (u8)((r8712_read32(padapter, PMC_FSM) >> 15) &
 446                                                    0x1F);
 447                        if (tmpU1b == 0x3)
 448                                padapter->registrypriv.chip_version =
 449                                     RTL8712_3rdCUT;
 450                        else
 451                                padapter->registrypriv.chip_version =
 452                                     (tmpU1b >> 1) + 1;
 453                        switch (padapter->registrypriv.chip_version) {
 454                        case RTL8712_1stCUT:
 455                        case RTL8712_2ndCUT:
 456                        case RTL8712_3rdCUT:
 457                                break;
 458                        default:
 459                                padapter->registrypriv.chip_version =
 460                                     RTL8712_2ndCUT;
 461                                break;
 462                        }
 463
 464                        for (i = 0, offset = 0; i < 128; i += 8, offset++)
 465                                r8712_efuse_pg_packet_read(padapter, offset,
 466                                                     &pdata[i]);
 467
 468                        if (!r8712_initmac || !mac_pton(r8712_initmac, mac)) {
 469                                /* Use the mac address stored in the Efuse
 470                                 * offset = 0x12 for usb in efuse
 471                                 */
 472                                memcpy(mac, &pdata[0x12], ETH_ALEN);
 473                        }
 474                        eeprom_CustomerID = pdata[0x52];
 475                        switch (eeprom_CustomerID) {
 476                        case EEPROM_CID_ALPHA:
 477                                padapter->eeprompriv.CustomerID =
 478                                                 RT_CID_819x_ALPHA;
 479                                break;
 480                        case EEPROM_CID_CAMEO:
 481                                padapter->eeprompriv.CustomerID =
 482                                                 RT_CID_819x_CAMEO;
 483                                break;
 484                        case EEPROM_CID_SITECOM:
 485                                padapter->eeprompriv.CustomerID =
 486                                                 RT_CID_819x_Sitecom;
 487                                break;
 488                        case EEPROM_CID_COREGA:
 489                                padapter->eeprompriv.CustomerID =
 490                                                 RT_CID_COREGA;
 491                                break;
 492                        case EEPROM_CID_Senao:
 493                                padapter->eeprompriv.CustomerID =
 494                                                 RT_CID_819x_Senao;
 495                                break;
 496                        case EEPROM_CID_EDIMAX_BELKIN:
 497                                padapter->eeprompriv.CustomerID =
 498                                                 RT_CID_819x_Edimax_Belkin;
 499                                break;
 500                        case EEPROM_CID_SERCOMM_BELKIN:
 501                                padapter->eeprompriv.CustomerID =
 502                                                 RT_CID_819x_Sercomm_Belkin;
 503                                break;
 504                        case EEPROM_CID_WNC_COREGA:
 505                                padapter->eeprompriv.CustomerID =
 506                                                 RT_CID_819x_WNC_COREGA;
 507                                break;
 508                        case EEPROM_CID_WHQL:
 509                                break;
 510                        case EEPROM_CID_NetCore:
 511                                padapter->eeprompriv.CustomerID =
 512                                                 RT_CID_819x_Netcore;
 513                                break;
 514                        case EEPROM_CID_CAMEO1:
 515                                padapter->eeprompriv.CustomerID =
 516                                                 RT_CID_819x_CAMEO1;
 517                                break;
 518                        case EEPROM_CID_CLEVO:
 519                                padapter->eeprompriv.CustomerID =
 520                                                 RT_CID_819x_CLEVO;
 521                                break;
 522                        default:
 523                                padapter->eeprompriv.CustomerID =
 524                                                 RT_CID_DEFAULT;
 525                                break;
 526                        }
 527                        dev_info(&udev->dev, "r8712u: CustomerID = 0x%.4x\n",
 528                                 padapter->eeprompriv.CustomerID);
 529                        /* Led mode */
 530                        switch (padapter->eeprompriv.CustomerID) {
 531                        case RT_CID_DEFAULT:
 532                        case RT_CID_819x_ALPHA:
 533                        case RT_CID_819x_CAMEO:
 534                                padapter->ledpriv.LedStrategy = SW_LED_MODE1;
 535                                padapter->ledpriv.bRegUseLed = true;
 536                                break;
 537                        case RT_CID_819x_Sitecom:
 538                                padapter->ledpriv.LedStrategy = SW_LED_MODE2;
 539                                padapter->ledpriv.bRegUseLed = true;
 540                                break;
 541                        case RT_CID_COREGA:
 542                        case RT_CID_819x_Senao:
 543                                padapter->ledpriv.LedStrategy = SW_LED_MODE3;
 544                                padapter->ledpriv.bRegUseLed = true;
 545                                break;
 546                        case RT_CID_819x_Edimax_Belkin:
 547                                padapter->ledpriv.LedStrategy = SW_LED_MODE4;
 548                                padapter->ledpriv.bRegUseLed = true;
 549                                break;
 550                        case RT_CID_819x_Sercomm_Belkin:
 551                                padapter->ledpriv.LedStrategy = SW_LED_MODE5;
 552                                padapter->ledpriv.bRegUseLed = true;
 553                                break;
 554                        case RT_CID_819x_WNC_COREGA:
 555                                padapter->ledpriv.LedStrategy = SW_LED_MODE6;
 556                                padapter->ledpriv.bRegUseLed = true;
 557                                break;
 558                        default:
 559                                padapter->ledpriv.LedStrategy = SW_LED_MODE0;
 560                                padapter->ledpriv.bRegUseLed = false;
 561                                break;
 562                        }
 563                } else
 564                        AutoloadFail = false;
 565                if (((mac[0] == 0xff) && (mac[1] == 0xff) &&
 566                     (mac[2] == 0xff) && (mac[3] == 0xff) &&
 567                     (mac[4] == 0xff) && (mac[5] == 0xff)) ||
 568                    ((mac[0] == 0x00) && (mac[1] == 0x00) &&
 569                     (mac[2] == 0x00) && (mac[3] == 0x00) &&
 570                     (mac[4] == 0x00) && (mac[5] == 0x00)) ||
 571                     (AutoloadFail == false)) {
 572                        mac[0] = 0x00;
 573                        mac[1] = 0xe0;
 574                        mac[2] = 0x4c;
 575                        mac[3] = 0x87;
 576                        mac[4] = 0x00;
 577                        mac[5] = 0x00;
 578                }
 579                if (r8712_initmac) {
 580                        /* Make sure the user did not select a multicast
 581                         * address by setting bit 1 of first octet.
 582                         */
 583                        mac[0] &= 0xFE;
 584                        dev_info(&udev->dev, "r8712u: MAC Address from user = %pM\n", mac);
 585                } else
 586                        dev_info(&udev->dev, "r8712u: MAC Address from efuse = %pM\n", mac);
 587                memcpy(pnetdev->dev_addr, mac, ETH_ALEN);
 588        }
 589        /* step 6. Load the firmware asynchronously */
 590        if (rtl871x_load_fw(padapter))
 591                goto error;
 592        spin_lock_init(&padapter->lockRxFF0Filter);
 593        mutex_init(&padapter->mutex_start);
 594        return 0;
 595error:
 596        usb_put_dev(udev);
 597        usb_set_intfdata(pusb_intf, NULL);
 598        if (padapter && padapter->dvobj_deinit != NULL)
 599                padapter->dvobj_deinit(padapter);
 600        if (pnetdev)
 601                free_netdev(pnetdev);
 602        return -ENODEV;
 603}
 604
 605/* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove()
 606 * => how to recognize both */
 607static void r871xu_dev_remove(struct usb_interface *pusb_intf)
 608{
 609        struct net_device *pnetdev = usb_get_intfdata(pusb_intf);
 610        struct _adapter *padapter = netdev_priv(pnetdev);
 611        struct usb_device *udev = interface_to_usbdev(pusb_intf);
 612
 613        usb_set_intfdata(pusb_intf, NULL);
 614        if (padapter->fw_found)
 615                release_firmware(padapter->fw);
 616        /* never exit with a firmware callback pending */
 617        wait_for_completion(&padapter->rtl8712_fw_ready);
 618        if (drvpriv.drv_registered == true)
 619                padapter->bSurpriseRemoved = true;
 620        if (pnetdev != NULL) {
 621                /* will call netdev_close() */
 622                unregister_netdev(pnetdev);
 623        }
 624        flush_scheduled_work();
 625        udelay(1);
 626        /*Stop driver mlme relation timer */
 627        if (padapter->fw_found)
 628                r8712_stop_drv_timers(padapter);
 629        r871x_dev_unload(padapter);
 630        r8712_free_drv_sw(padapter);
 631        usb_set_intfdata(pusb_intf, NULL);
 632        /* decrease the reference count of the usb device structure
 633         * when disconnect */
 634        usb_put_dev(udev);
 635        /* If we didn't unplug usb dongle and remove/insert module, driver
 636         * fails on sitesurvey for the first time when device is up.
 637         * Reset usb port for sitesurvey fail issue. */
 638        if (udev->state != USB_STATE_NOTATTACHED)
 639                usb_reset_device(udev);
 640        return;
 641}
 642
 643static int __init r8712u_drv_entry(void)
 644{
 645        drvpriv.drv_registered = true;
 646        return usb_register(&drvpriv.r871xu_drv);
 647}
 648
 649static void __exit r8712u_drv_halt(void)
 650{
 651        drvpriv.drv_registered = false;
 652        usb_deregister(&drvpriv.r871xu_drv);
 653}
 654
 655module_init(r8712u_drv_entry);
 656module_exit(r8712u_drv_halt);
 657
Hosted by Missing Link Electronics. The original LXR software by the LXR community, this experimental version by lxr@linux.no.