drivers/staging/wlan-ng/prism2usb.c

   1 #include "hfa384x_usb.c"
   2 #include "prism2mgmt.c"
   3 #include "prism2mib.c"
   4 #include "prism2sta.c"
   5
   6 #define PRISM_USB_DEVICE(vid, pid, name) \
   7            USB_DEVICE(vid, pid),  \
   8            .driver_info = (unsigned long) name
   9
  10 static struct usb_device_id usb_prism_tbl[] = {
  11         {PRISM_USB_DEVICE(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS")},
  12         {PRISM_USB_DEVICE(0x07aa, 0x0012, "Corega Wireless LAN USB Stick-11")},
  13         {PRISM_USB_DEVICE(0x09aa, 0x3642, "Prism2.x 11Mbps WLAN USB Adapter")},
  14         {PRISM_USB_DEVICE(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps WLAN USB Adapter")},
  15         {PRISM_USB_DEVICE(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps WLAN USB Adapter")},
  16         {PRISM_USB_DEVICE(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps WLAN USB Adapter")},
  17         {PRISM_USB_DEVICE(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps WLAN USB Adapter")},
  18         {PRISM_USB_DEVICE(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps WLAN USB Adapter")},
  19         {PRISM_USB_DEVICE(0x067c, 0x1022, "Siemens SpeedStream 1022 11Mbps WLAN USB Adapter")},
  20         {PRISM_USB_DEVICE(0x049f, 0x0033, "Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter")},
  21         {PRISM_USB_DEVICE(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter")},
  22         {PRISM_USB_DEVICE(0x08de, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter")},
  23         {PRISM_USB_DEVICE(0x8086, 0x1111, "Intel PRO/Wireless 2011B LAN USB Adapter")},
  24         {PRISM_USB_DEVICE(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter")},
  25         {PRISM_USB_DEVICE(0x045e, 0x006e, "Microsoft MN510 Wireless USB Adapter")},
  26         {PRISM_USB_DEVICE(0x0967, 0x0204, "Acer Warplink USB Adapter")},
  27         {PRISM_USB_DEVICE(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated")},
  28         {PRISM_USB_DEVICE(0x0cde, 0x0005, "Z-Com Xl735 Wireless 802.11b USB Adapter")},
  29         {PRISM_USB_DEVICE(0x413c, 0x8100, "Dell TrueMobile 1180 Wireless USB Adapter")},
  30         {PRISM_USB_DEVICE(0x0b3b, 0x1601, "ALLNET 0193 11Mbps WLAN USB Adapter")},
  31         {PRISM_USB_DEVICE(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 Wireless USB Adapter")},
  32         {PRISM_USB_DEVICE(0x0baf, 0x00eb, "USRobotics USR1120 Wireless USB Adapter")},
  33         {PRISM_USB_DEVICE(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter")},
  34         {PRISM_USB_DEVICE(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter")},
  35         {PRISM_USB_DEVICE(0x0846, 0x4110, "NetGear MA111")},
  36         {PRISM_USB_DEVICE(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter")},
  37 //      {PRISM_USB_DEVICE(0x0ace, 0x1201, "ZyDAS ZD1201 Wireless USB Adapter")},
  38         {PRISM_USB_DEVICE(0x2821, 0x3300, "ASUS-WL140 Wireless USB Adapter")},
  39         {PRISM_USB_DEVICE(0x2001, 0x3700, "DWL-122 Wireless USB Adapter")},
  40         {PRISM_USB_DEVICE(0x2001, 0x3702, "DWL-120 Rev F Wireless USB Adapter")},
  41         {PRISM_USB_DEVICE(0x50c2, 0x4013, "Averatec USB WLAN Adapter")},
  42         {PRISM_USB_DEVICE(0x2c02, 0x14ea, "Planex GW-US11H WLAN USB Adapter")},
  43         {PRISM_USB_DEVICE(0x124a, 0x168b, "Airvast PRISM3 WLAN USB Adapter")},
  44         {PRISM_USB_DEVICE(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter")},
  45         {PRISM_USB_DEVICE(0x2821, 0x3300, "Hawking HighDB USB Adapter")},
  46         {PRISM_USB_DEVICE(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter")},
  47         {PRISM_USB_DEVICE(0x1668, 0x6106, "ROPEX FreeLan 802.11b USB Adapter")},
  48         {PRISM_USB_DEVICE(0x124a, 0x4017, "Pheenet WL-503IA 802.11b USB Adapter")},
  49         {PRISM_USB_DEVICE(0x0bb2, 0x0302, "Ambit Microsystems Corp.")},
  50         {PRISM_USB_DEVICE(0x9016, 0x182d, "Sitecom WL-022 802.11b USB Adapter")},
  51         {PRISM_USB_DEVICE(0x0543, 0x0f01, "ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)")},
  52         { /* terminator */ }
  53 };
  54
  55 MODULE_DEVICE_TABLE(usb, usb_prism_tbl);
  56
  57 /*----------------------------------------------------------------
  58 * prism2sta_probe_usb
  59 *
  60 * Probe routine called by the USB subsystem.
  61 *
  62 * Arguments:
  63 *       dev             ptr to the usb_device struct
  64 *       ifnum           interface number being offered
  65 *
  66 * Returns:
  67 *       NULL            - we're not claiming the device+interface
  68 *       non-NULL        - we are claiming the device+interface and
  69 *                         this is a ptr to the data we want back
  70 *                         when disconnect is called.
  71 *
  72 * Side effects:
  73 *
  74 * Call context:
  75 *       I'm not sure, assume it's interrupt.
  76 *
  77 ----------------------------------------------------------------*/
  78 static int prism2sta_probe_usb(
  79         struct usb_interface *interface,
  80         const struct usb_device_id *id)
  81 {
  82         struct usb_device *dev;
  83
  84         wlandevice_t    *wlandev = NULL;
  85         hfa384x_t       *hw = NULL;
  86         int              result = 0;
  87
  88         DBFENTER;
  89
  90         dev = interface_to_usbdev(interface);
  91
  92         if ((wlandev = create_wlan()) == NULL) {
  93                 WLAN_LOG_ERROR("%s: Memory allocation failure.\n", dev_info);
  94                 result = -EIO;
  95                 goto failed;
  96         }
  97         hw = wlandev->priv;
  98
  99         if ( wlan_setup(wlandev) != 0 ) {
 100                 WLAN_LOG_ERROR("%s: wlan_setup() failed.\n", dev_info);
 101                 result = -EIO;
 102                 goto failed;
 103         }
 104
 105         /* Initialize the hw data */
 106         hfa384x_create(hw, dev);
 107         hw->wlandev = wlandev;
 108
 109         /* Register the wlandev, this gets us a name and registers the
 110          * linux netdevice.
 111          */
 112         SET_NETDEV_DEV(wlandev->netdev, &(interface->dev));
 113
 114         /* Do a chip-level reset on the MAC */
 115         if (prism2_doreset) {
 116                 result = hfa384x_corereset(hw,
 117                                 prism2_reset_holdtime,
 118                                 prism2_reset_settletime, 0);
 119                 if (result != 0) {
 120                         unregister_wlandev(wlandev);
 121                         hfa384x_destroy(hw);
 122                         result = -EIO;
 123                         WLAN_LOG_ERROR(
 124                                 "%s: hfa384x_corereset() failed.\n",
 125                                 dev_info);
 126                         goto failed;
 127                 }
 128         }
 129
 130         usb_get_dev(dev);
 131
 132         wlandev->msdstate = WLAN_MSD_HWPRESENT;
 133
 134         if ( register_wlandev(wlandev) != 0 ) {
 135                 WLAN_LOG_ERROR("%s: register_wlandev() failed.\n", dev_info);
 136                 result = -EIO;
 137                 goto failed;
 138         }
 139
 140 /* enable the card */
 141         prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
 142
 143         goto done;
 144
 145  failed:
 146         if (wlandev)    kfree(wlandev);
 147         if (hw)         kfree(hw);
 148         wlandev = NULL;
 149
 150  done:
 151         DBFEXIT;
 152
 153         usb_set_intfdata(interface, wlandev);
 154         return result;
 155 }
 156
 157
 158 /*----------------------------------------------------------------
 159 * prism2sta_disconnect_usb
 160 *
 161 * Called when a device previously claimed by probe is removed
 162 * from the USB.
 163 *
 164 * Arguments:
 165 *       dev             ptr to the usb_device struct
 166 *       ptr             ptr returned by probe() when the device
 167 *                       was claimed.
 168 *
 169 * Returns:
 170 *       Nothing
 171 *
 172 * Side effects:
 173 *
 174 * Call context:
 175 *       process
 176 ----------------------------------------------------------------*/
 177 static void
 178 prism2sta_disconnect_usb(struct usb_interface *interface)
 179 {
 180         wlandevice_t            *wlandev;
 181
 182         DBFENTER;
 183
 184         wlandev = (wlandevice_t *) usb_get_intfdata(interface);
 185
 186         if ( wlandev != NULL ) {
 187                 LIST_HEAD(cleanlist);
 188                 struct list_head        *entry;
 189                 struct list_head        *temp;
 190                 unsigned long           flags;
 191
 192                 hfa384x_t               *hw = wlandev->priv;
 193
 194                 if (!hw)
 195                         goto exit;
 196
 197                 spin_lock_irqsave(&hw->ctlxq.lock, flags);
 198
 199                 p80211netdev_hwremoved(wlandev);
 200                 list_splice_init(&hw->ctlxq.reapable, &cleanlist);
 201                 list_splice_init(&hw->ctlxq.completing, &cleanlist);
 202                 list_splice_init(&hw->ctlxq.pending, &cleanlist);
 203                 list_splice_init(&hw->ctlxq.active, &cleanlist);
 204
 205                 spin_unlock_irqrestore(&hw->ctlxq.lock, flags);
 206
 207                 /* There's no hardware to shutdown, but the driver
 208                  * might have some tasks or tasklets that must be
 209                  * stopped before we can tear everything down.
 210                  */
 211                 prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
 212
 213                 del_singleshot_timer_sync(&hw->throttle);
 214                 del_singleshot_timer_sync(&hw->reqtimer);
 215                 del_singleshot_timer_sync(&hw->resptimer);
 216
 217                 /* Unlink all the URBs. This "removes the wheels"
 218                  * from the entire CTLX handling mechanism.
 219                  */
 220                 usb_kill_urb(&hw->rx_urb);
 221                 usb_kill_urb(&hw->tx_urb);
 222                 usb_kill_urb(&hw->ctlx_urb);
 223
 224                 tasklet_kill(&hw->completion_bh);
 225                 tasklet_kill(&hw->reaper_bh);
 226
 227                 flush_scheduled_work();
 228
 229                 /* Now we complete any outstanding commands
 230                  * and tell everyone who is waiting for their
 231                  * responses that we have shut down.
 232                  */
 233                 list_for_each(entry, &cleanlist) {
 234                         hfa384x_usbctlx_t       *ctlx;
 235
 236                         ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
 237                         complete(&ctlx->done);
 238                 }
 239
 240                 /* Give any outstanding synchronous commands
 241                  * a chance to complete. All they need to do
 242                  * is "wake up", so that's easy.
 243                  * (I'd like a better way to do this, really.)
 244                  */
 245                 msleep(100);
 246
 247                 /* Now delete the CTLXs, because no-one else can now. */
 248                 list_for_each_safe(entry, temp, &cleanlist) {
 249                         hfa384x_usbctlx_t *ctlx;
 250
 251                         ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
 252                         kfree(ctlx);
 253                 }
 254
 255                 /* Unhook the wlandev */
 256                 unregister_wlandev(wlandev);
 257                 wlan_unsetup(wlandev);
 258
 259                 usb_put_dev(hw->usb);
 260
 261                 hfa384x_destroy(hw);
 262                 kfree(hw);
 263
 264                 kfree(wlandev);
 265         }
 266
 267  exit:
 268
 269         usb_set_intfdata(interface, NULL);
 270         DBFEXIT;
 271 }
 272
 273
 274 static struct usb_driver prism2_usb_driver = {
 275         .name = "prism2_usb",
 276         .probe = prism2sta_probe_usb,
 277         .disconnect = prism2sta_disconnect_usb,
 278         .id_table = usb_prism_tbl,
 279         /* fops, minor? */
 280 };
 281
 282 static int __init prism2usb_init(void)
 283 {
 284         DBFENTER;
 285
 286         /* This call will result in calls to prism2sta_probe_usb. */
 287         return usb_register(&prism2_usb_driver);
 288
 289         DBFEXIT;
 290 };
 291
 292 static void __exit prism2usb_cleanup(void)
 293 {
 294         DBFENTER;
 295
 296         usb_deregister(&prism2_usb_driver);
 297
 298         DBFEXIT;
 299 };
 300
 301 module_init(prism2usb_init);
 302 module_exit(prism2usb_cleanup);