drivers/staging/wlan-ng/prism2_usb.c

   1 #define WLAN_HOSTIF WLAN_USB
   2 #include "hfa384x_usb.c"
   3 #include "prism2mgmt.c"
   4 #include "prism2mib.c"
   5 #include "prism2sta.c"
   6
   7 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0))
   8 #error "prism2_usb requires at least a 2.4.x kernel!"
   9 #endif
  10
  11 #define PRISM_USB_DEVICE(vid, pid, name) \
  12            USB_DEVICE(vid, pid),  \
  13            .driver_info = (unsigned long) name
  14
  15 static struct usb_device_id usb_prism_tbl[] = {
  16         {PRISM_USB_DEVICE(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS")},
  17         {PRISM_USB_DEVICE(0x07aa, 0x0012, "Corega Wireless LAN USB Stick-11")},
  18         {PRISM_USB_DEVICE(0x09aa, 0x3642, "Prism2.x 11Mbps WLAN USB Adapter")},
  19         {PRISM_USB_DEVICE(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps WLAN USB Adapter")},
  20         {PRISM_USB_DEVICE(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps WLAN USB Adapter")},
  21         {PRISM_USB_DEVICE(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps WLAN USB Adapter")},
  22         {PRISM_USB_DEVICE(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps WLAN USB Adapter")},
  23         {PRISM_USB_DEVICE(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps WLAN USB Adapter")},
  24         {PRISM_USB_DEVICE(0x067c, 0x1022, "Siemens SpeedStream 1022 11Mbps WLAN USB Adapter")},
  25         {PRISM_USB_DEVICE(0x049f, 0x0033, "Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter")},
  26         {PRISM_USB_DEVICE(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter")},
  27         {PRISM_USB_DEVICE(0x08de, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter")},
  28         {PRISM_USB_DEVICE(0x8086, 0x1111, "Intel PRO/Wireless 2011B LAN USB Adapter")},
  29         {PRISM_USB_DEVICE(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter")},
  30         {PRISM_USB_DEVICE(0x045e, 0x006e, "Microsoft MN510 Wireless USB Adapter")},
  31         {PRISM_USB_DEVICE(0x0967, 0x0204, "Acer Warplink USB Adapter")},
  32         {PRISM_USB_DEVICE(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated")},
  33         {PRISM_USB_DEVICE(0x0cde, 0x0005, "Z-Com Xl735 Wireless 802.11b USB Adapter")},
  34         {PRISM_USB_DEVICE(0x413c, 0x8100, "Dell TrueMobile 1180 Wireless USB Adapter")},
  35         {PRISM_USB_DEVICE(0x0b3b, 0x1601, "ALLNET 0193 11Mbps WLAN USB Adapter")},
  36         {PRISM_USB_DEVICE(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 Wireless USB Adapter")},
  37         {PRISM_USB_DEVICE(0x0baf, 0x00eb, "USRobotics USR1120 Wireless USB Adapter")},
  38         {PRISM_USB_DEVICE(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter")},
  39         {PRISM_USB_DEVICE(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter")},
  40         {PRISM_USB_DEVICE(0x0846, 0x4110, "NetGear MA111")},
  41         {PRISM_USB_DEVICE(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter")},
  42 //      {PRISM_USB_DEVICE(0x0ace, 0x1201, "ZyDAS ZD1201 Wireless USB Adapter")},
  43         {PRISM_USB_DEVICE(0x2821, 0x3300, "ASUS-WL140 Wireless USB Adapter")},
  44         {PRISM_USB_DEVICE(0x2001, 0x3700, "DWL-122 Wireless USB Adapter")},
  45         {PRISM_USB_DEVICE(0x2001, 0x3702, "DWL-120 Rev F Wireless USB Adapter")},
  46         {PRISM_USB_DEVICE(0x50c2, 0x4013, "Averatec USB WLAN Adapter")},
  47         {PRISM_USB_DEVICE(0x2c02, 0x14ea, "Planex GW-US11H WLAN USB Adapter")},
  48         {PRISM_USB_DEVICE(0x124a, 0x168b, "Airvast PRISM3 WLAN USB Adapter")},
  49         {PRISM_USB_DEVICE(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter")},
  50         {PRISM_USB_DEVICE(0x2821, 0x3300, "Hawking HighDB USB Adapter")},
  51         {PRISM_USB_DEVICE(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter")},
  52         {PRISM_USB_DEVICE(0x1668, 0x6106, "ROPEX FreeLan 802.11b USB Adapter")},
  53         {PRISM_USB_DEVICE(0x124a, 0x4017, "Pheenet WL-503IA 802.11b USB Adapter")},
  54         {PRISM_USB_DEVICE(0x0bb2, 0x0302, "Ambit Microsystems Corp.")},
  55         {PRISM_USB_DEVICE(0x9016, 0x182d, "Sitecom WL-022 802.11b USB Adapter")},
  56         {PRISM_USB_DEVICE(0x0543, 0x0f01, "ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)")},
  57         { /* terminator */ }
  58 };
  59
  60 MODULE_DEVICE_TABLE(usb, usb_prism_tbl);
  61
  62 /*----------------------------------------------------------------
  63 * prism2sta_probe_usb
  64 *
  65 * Probe routine called by the USB subsystem.
  66 *
  67 * Arguments:
  68 *       dev             ptr to the usb_device struct
  69 *       ifnum           interface number being offered
  70 *
  71 * Returns:
  72 *       NULL            - we're not claiming the device+interface
  73 *       non-NULL        - we are claiming the device+interface and
  74 *                         this is a ptr to the data we want back
  75 *                         when disconnect is called.
  76 *
  77 * Side effects:
  78 *
  79 * Call context:
  80 *       I'm not sure, assume it's interrupt.
  81 *
  82 ----------------------------------------------------------------*/
  83 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
  84 static void __devinit *prism2sta_probe_usb(
  85         struct usb_device *dev,
  86         unsigned int ifnum,
  87         const struct usb_device_id *id)
  88 #else
  89 static int prism2sta_probe_usb(
  90         struct usb_interface *interface,
  91         const struct usb_device_id *id)
  92 #endif
  93 {
  94
  95 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
  96         struct usb_interface *interface;
  97 #else
  98         struct usb_device *dev;
  99 #endif
 100
 101         wlandevice_t    *wlandev = NULL;
 102         hfa384x_t       *hw = NULL;
 103         int              result = 0;
 104
 105         DBFENTER;
 106
 107 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
 108         interface = &dev->actconfig->interface[ifnum];
 109 #else
 110         dev = interface_to_usbdev(interface);
 111 #endif
 112
 113
 114         if ((wlandev = create_wlan()) == NULL) {
 115                 WLAN_LOG_ERROR("%s: Memory allocation failure.\n", dev_info);
 116                 result = -EIO;
 117                 goto failed;
 118         }
 119         hw = wlandev->priv;
 120
 121         if ( wlan_setup(wlandev) != 0 ) {
 122                 WLAN_LOG_ERROR("%s: wlan_setup() failed.\n", dev_info);
 123                 result = -EIO;
 124                 goto failed;
 125         }
 126
 127         /* Initialize the hw data */
 128         hfa384x_create(hw, dev);
 129         hw->wlandev = wlandev;
 130
 131         /* Register the wlandev, this gets us a name and registers the
 132          * linux netdevice.
 133          */
 134 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0))
 135         SET_NETDEV_DEV(wlandev->netdev, &(interface->dev));
 136 #endif
 137         if ( register_wlandev(wlandev) != 0 ) {
 138                 WLAN_LOG_ERROR("%s: register_wlandev() failed.\n", dev_info);
 139                 result = -EIO;
 140                 goto failed;
 141         }
 142
 143         /* Do a chip-level reset on the MAC */
 144         if (prism2_doreset) {
 145                 result = hfa384x_corereset(hw,
 146                                 prism2_reset_holdtime,
 147                                 prism2_reset_settletime, 0);
 148                 if (result != 0) {
 149                         unregister_wlandev(wlandev);
 150                         hfa384x_destroy(hw);
 151                         result = -EIO;
 152                         WLAN_LOG_ERROR(
 153                                 "%s: hfa384x_corereset() failed.\n",
 154                                 dev_info);
 155                         goto failed;
 156                 }
 157         }
 158
 159 #ifndef NEW_MODULE_CODE
 160         usb_inc_dev_use(dev);
 161 #endif
 162 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15))
 163         usb_get_dev(dev);
 164 #endif
 165
 166         wlandev->msdstate = WLAN_MSD_HWPRESENT;
 167
 168         goto done;
 169
 170  failed:
 171         if (wlandev)    kfree(wlandev);
 172         if (hw)         kfree(hw);
 173         wlandev = NULL;
 174
 175  done:
 176         DBFEXIT;
 177
 178 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
 179         return wlandev;
 180 #else
 181         usb_set_intfdata(interface, wlandev);
 182         return result;
 183 #endif
 184 }
 185
 186
 187 /*----------------------------------------------------------------
 188 * prism2sta_disconnect_usb
 189 *
 190 * Called when a device previously claimed by probe is removed
 191 * from the USB.
 192 *
 193 * Arguments:
 194 *       dev             ptr to the usb_device struct
 195 *       ptr             ptr returned by probe() when the device
 196 *                       was claimed.
 197 *
 198 * Returns:
 199 *       Nothing
 200 *
 201 * Side effects:
 202 *
 203 * Call context:
 204 *       process
 205 ----------------------------------------------------------------*/
 206 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0))
 207 static void __devexit
 208 prism2sta_disconnect_usb(struct usb_device *dev, void *ptr)
 209 #else
 210 static void
 211 prism2sta_disconnect_usb(struct usb_interface *interface)
 212 #endif
 213 {
 214 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
 215         wlandevice_t            *wlandev;
 216 #else
 217         wlandevice_t            *wlandev = (wlandevice_t*)ptr;
 218 #endif
 219
 220         DBFENTER;
 221
 222 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
 223         wlandev = (wlandevice_t *) usb_get_intfdata(interface);
 224 #endif
 225
 226         if ( wlandev != NULL ) {
 227                 LIST_HEAD(cleanlist);
 228                 struct list_head        *entry;
 229                 struct list_head        *temp;
 230                 unsigned long           flags;
 231
 232                 hfa384x_t               *hw = wlandev->priv;
 233
 234                 if (!hw)
 235                         goto exit;
 236
 237                 spin_lock_irqsave(&hw->ctlxq.lock, flags);
 238
 239                 p80211netdev_hwremoved(wlandev);
 240                 list_splice_init(&hw->ctlxq.reapable, &cleanlist);
 241                 list_splice_init(&hw->ctlxq.completing, &cleanlist);
 242                 list_splice_init(&hw->ctlxq.pending, &cleanlist);
 243                 list_splice_init(&hw->ctlxq.active, &cleanlist);
 244
 245                 spin_unlock_irqrestore(&hw->ctlxq.lock, flags);
 246
 247                 /* There's no hardware to shutdown, but the driver
 248                  * might have some tasks or tasklets that must be
 249                  * stopped before we can tear everything down.
 250                  */
 251                 prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
 252
 253                 del_singleshot_timer_sync(&hw->throttle);
 254                 del_singleshot_timer_sync(&hw->reqtimer);
 255                 del_singleshot_timer_sync(&hw->resptimer);
 256
 257                 /* Unlink all the URBs. This "removes the wheels"
 258                  * from the entire CTLX handling mechanism.
 259                  */
 260                 usb_kill_urb(&hw->rx_urb);
 261                 usb_kill_urb(&hw->tx_urb);
 262                 usb_kill_urb(&hw->ctlx_urb);
 263
 264                 tasklet_kill(&hw->completion_bh);
 265                 tasklet_kill(&hw->reaper_bh);
 266
 267                 flush_scheduled_work();
 268
 269                 /* Now we complete any outstanding commands
 270                  * and tell everyone who is waiting for their
 271                  * responses that we have shut down.
 272                  */
 273                 list_for_each(entry, &cleanlist) {
 274                         hfa384x_usbctlx_t       *ctlx;
 275
 276                         ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
 277                         complete(&ctlx->done);
 278                 }
 279
 280                 /* Give any outstanding synchronous commands
 281                  * a chance to complete. All they need to do
 282                  * is "wake up", so that's easy.
 283                  * (I'd like a better way to do this, really.)
 284                  */
 285                 msleep(100);
 286
 287                 /* Now delete the CTLXs, because no-one else can now. */
 288                 list_for_each_safe(entry, temp, &cleanlist) {
 289                         hfa384x_usbctlx_t *ctlx;
 290
 291                         ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
 292                         kfree(ctlx);
 293                 }
 294
 295                 /* Unhook the wlandev */
 296                 unregister_wlandev(wlandev);
 297                 wlan_unsetup(wlandev);
 298
 299 #ifndef NEW_MODULE_CODE
 300                 usb_dec_dev_use(hw->usb);
 301 #endif
 302 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,15))
 303                 usb_put_dev(hw->usb);
 304 #endif
 305
 306                 hfa384x_destroy(hw);
 307                 kfree(hw);
 308
 309                 kfree(wlandev);
 310         }
 311
 312  exit:
 313
 314 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
 315         usb_set_intfdata(interface, NULL);
 316 #endif
 317         DBFEXIT;
 318 }
 319
 320
 321 static struct usb_driver prism2_usb_driver = {
 322 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,4,19)) && (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,16))
 323         .owner = THIS_MODULE,
 324 #endif
 325         .name = "prism2_usb",
 326         .probe = prism2sta_probe_usb,
 327         .disconnect = prism2sta_disconnect_usb,
 328         .id_table = usb_prism_tbl,
 329         /* fops, minor? */
 330 };
 331
 332 #ifdef MODULE
 333
 334 static int __init prism2usb_init(void)
 335 {
 336         DBFENTER;
 337
 338         WLAN_LOG_NOTICE("%s Loaded\n", version);
 339         WLAN_LOG_NOTICE("dev_info is: %s\n", dev_info);
 340
 341         /* This call will result in calls to prism2sta_probe_usb. */
 342         return usb_register(&prism2_usb_driver);
 343
 344         DBFEXIT;
 345 };
 346
 347 static void __exit prism2usb_cleanup(void)
 348 {
 349         DBFENTER;
 350
 351         usb_deregister(&prism2_usb_driver);
 352
 353         printk(KERN_NOTICE "%s Unloaded\n", version);
 354
 355         DBFEXIT;
 356 };
 357
 358 module_init(prism2usb_init);
 359 module_exit(prism2usb_cleanup);
 360
 361 #endif // module