prism2usb.c 8.6 KB

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  1. // SPDX-License-Identifier: GPL-2.0
  2. #include "hfa384x_usb.c"
  3. #include "prism2mgmt.c"
  4. #include "prism2mib.c"
  5. #include "prism2sta.c"
  6. #include "prism2fw.c"
  7. #define PRISM_DEV(vid, pid, name) \
  8. { USB_DEVICE(vid, pid), \
  9. .driver_info = (unsigned long)name }
  10. static const struct usb_device_id usb_prism_tbl[] = {
  11. PRISM_DEV(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS"),
  12. PRISM_DEV(0x07aa, 0x0012, "Corega Wireless LAN USB Stick-11"),
  13. PRISM_DEV(0x09aa, 0x3642, "Prism2.x 11Mbps WLAN USB Adapter"),
  14. PRISM_DEV(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps WLAN USB Adapter"),
  15. PRISM_DEV(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps WLAN USB Adapter"),
  16. PRISM_DEV(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps WLAN USB Adapter"),
  17. PRISM_DEV(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps WLAN USB Adapter"),
  18. PRISM_DEV(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps WLAN USB Adapter"),
  19. PRISM_DEV(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter"),
  20. PRISM_DEV(0x08de, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
  21. PRISM_DEV(0x8086, 0x1111, "Intel PRO/Wireless 2011B LAN USB Adapter"),
  22. PRISM_DEV(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
  23. PRISM_DEV(0x045e, 0x006e, "Microsoft MN510 Wireless USB Adapter"),
  24. PRISM_DEV(0x0967, 0x0204, "Acer Warplink USB Adapter"),
  25. PRISM_DEV(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated"),
  26. PRISM_DEV(0x0cde, 0x0005, "Z-Com Xl735 Wireless 802.11b USB Adapter"),
  27. PRISM_DEV(0x413c, 0x8100, "Dell TrueMobile 1180 Wireless USB Adapter"),
  28. PRISM_DEV(0x0b3b, 0x1601, "ALLNET 0193 11Mbps WLAN USB Adapter"),
  29. PRISM_DEV(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 Wireless USB Adapter"),
  30. PRISM_DEV(0x0baf, 0x00eb, "USRobotics USR1120 Wireless USB Adapter"),
  31. PRISM_DEV(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter"),
  32. PRISM_DEV(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter"),
  33. PRISM_DEV(0x0846, 0x4110, "NetGear MA111"),
  34. PRISM_DEV(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter"),
  35. PRISM_DEV(0x2821, 0x3300, "ASUS-WL140 Wireless USB Adapter"),
  36. PRISM_DEV(0x2001, 0x3700, "DWL-122 Wireless USB Adapter"),
  37. PRISM_DEV(0x2001, 0x3702, "DWL-120 Rev F Wireless USB Adapter"),
  38. PRISM_DEV(0x50c2, 0x4013, "Averatec USB WLAN Adapter"),
  39. PRISM_DEV(0x2c02, 0x14ea, "Planex GW-US11H WLAN USB Adapter"),
  40. PRISM_DEV(0x124a, 0x168b, "Airvast PRISM3 WLAN USB Adapter"),
  41. PRISM_DEV(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter"),
  42. PRISM_DEV(0x2821, 0x3300, "Hawking HighDB USB Adapter"),
  43. PRISM_DEV(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter"),
  44. PRISM_DEV(0x1668, 0x6106, "ROPEX FreeLan 802.11b USB Adapter"),
  45. PRISM_DEV(0x124a, 0x4017, "Pheenet WL-503IA 802.11b USB Adapter"),
  46. PRISM_DEV(0x0bb2, 0x0302, "Ambit Microsystems Corp."),
  47. PRISM_DEV(0x9016, 0x182d, "Sitecom WL-022 802.11b USB Adapter"),
  48. PRISM_DEV(0x0543, 0x0f01,
  49. "ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)"),
  50. PRISM_DEV(0x067c, 0x1022,
  51. "Siemens SpeedStream 1022 11Mbps WLAN USB Adapter"),
  52. PRISM_DEV(0x049f, 0x0033,
  53. "Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter"),
  54. { } /* terminator */
  55. };
  56. MODULE_DEVICE_TABLE(usb, usb_prism_tbl);
  57. static int prism2sta_probe_usb(struct usb_interface *interface,
  58. const struct usb_device_id *id)
  59. {
  60. struct usb_device *dev;
  61. struct usb_endpoint_descriptor *bulk_in, *bulk_out;
  62. struct usb_host_interface *iface_desc = interface->cur_altsetting;
  63. struct wlandevice *wlandev = NULL;
  64. struct hfa384x *hw = NULL;
  65. int result = 0;
  66. result = usb_find_common_endpoints(iface_desc, &bulk_in, &bulk_out, NULL, NULL);
  67. if (result)
  68. goto failed;
  69. dev = interface_to_usbdev(interface);
  70. wlandev = create_wlan();
  71. if (!wlandev) {
  72. dev_err(&interface->dev, "Memory allocation failure.\n");
  73. result = -EIO;
  74. goto failed;
  75. }
  76. hw = wlandev->priv;
  77. if (wlan_setup(wlandev, &interface->dev) != 0) {
  78. dev_err(&interface->dev, "wlan_setup() failed.\n");
  79. result = -EIO;
  80. goto failed;
  81. }
  82. /* Initialize the hw data */
  83. hw->endp_in = usb_rcvbulkpipe(dev, bulk_in->bEndpointAddress);
  84. hw->endp_out = usb_sndbulkpipe(dev, bulk_out->bEndpointAddress);
  85. hfa384x_create(hw, dev);
  86. hw->wlandev = wlandev;
  87. /* Register the wlandev, this gets us a name and registers the
  88. * linux netdevice.
  89. */
  90. SET_NETDEV_DEV(wlandev->netdev, &interface->dev);
  91. /* Do a chip-level reset on the MAC */
  92. if (prism2_doreset) {
  93. result = hfa384x_corereset(hw,
  94. prism2_reset_holdtime,
  95. prism2_reset_settletime, 0);
  96. if (result != 0) {
  97. result = -EIO;
  98. dev_err(&interface->dev,
  99. "hfa384x_corereset() failed.\n");
  100. goto failed_reset;
  101. }
  102. }
  103. usb_get_dev(dev);
  104. wlandev->msdstate = WLAN_MSD_HWPRESENT;
  105. /* Try and load firmware, then enable card before we register */
  106. prism2_fwtry(dev, wlandev);
  107. prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
  108. if (register_wlandev(wlandev) != 0) {
  109. dev_err(&interface->dev, "register_wlandev() failed.\n");
  110. result = -EIO;
  111. goto failed_register;
  112. }
  113. goto done;
  114. failed_register:
  115. usb_put_dev(dev);
  116. failed_reset:
  117. wlan_unsetup(wlandev);
  118. failed:
  119. kfree(wlandev);
  120. kfree(hw);
  121. wlandev = NULL;
  122. done:
  123. usb_set_intfdata(interface, wlandev);
  124. return result;
  125. }
  126. static void prism2sta_disconnect_usb(struct usb_interface *interface)
  127. {
  128. struct wlandevice *wlandev;
  129. wlandev = usb_get_intfdata(interface);
  130. if (wlandev) {
  131. LIST_HEAD(cleanlist);
  132. struct hfa384x_usbctlx *ctlx, *temp;
  133. unsigned long flags;
  134. struct hfa384x *hw = wlandev->priv;
  135. if (!hw)
  136. goto exit;
  137. spin_lock_irqsave(&hw->ctlxq.lock, flags);
  138. p80211netdev_hwremoved(wlandev);
  139. list_splice_init(&hw->ctlxq.reapable, &cleanlist);
  140. list_splice_init(&hw->ctlxq.completing, &cleanlist);
  141. list_splice_init(&hw->ctlxq.pending, &cleanlist);
  142. list_splice_init(&hw->ctlxq.active, &cleanlist);
  143. spin_unlock_irqrestore(&hw->ctlxq.lock, flags);
  144. /* There's no hardware to shutdown, but the driver
  145. * might have some tasks or tasklets that must be
  146. * stopped before we can tear everything down.
  147. */
  148. prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
  149. del_singleshot_timer_sync(&hw->throttle);
  150. del_singleshot_timer_sync(&hw->reqtimer);
  151. del_singleshot_timer_sync(&hw->resptimer);
  152. /* Unlink all the URBs. This "removes the wheels"
  153. * from the entire CTLX handling mechanism.
  154. */
  155. usb_kill_urb(&hw->rx_urb);
  156. usb_kill_urb(&hw->tx_urb);
  157. usb_kill_urb(&hw->ctlx_urb);
  158. tasklet_kill(&hw->completion_bh);
  159. tasklet_kill(&hw->reaper_bh);
  160. cancel_work_sync(&hw->link_bh);
  161. cancel_work_sync(&hw->commsqual_bh);
  162. cancel_work_sync(&hw->usb_work);
  163. /* Now we complete any outstanding commands
  164. * and tell everyone who is waiting for their
  165. * responses that we have shut down.
  166. */
  167. list_for_each_entry(ctlx, &cleanlist, list)
  168. complete(&ctlx->done);
  169. /* Give any outstanding synchronous commands
  170. * a chance to complete. All they need to do
  171. * is "wake up", so that's easy.
  172. * (I'd like a better way to do this, really.)
  173. */
  174. msleep(100);
  175. /* Now delete the CTLXs, because no-one else can now. */
  176. list_for_each_entry_safe(ctlx, temp, &cleanlist, list)
  177. kfree(ctlx);
  178. /* Unhook the wlandev */
  179. unregister_wlandev(wlandev);
  180. wlan_unsetup(wlandev);
  181. usb_put_dev(hw->usb);
  182. hfa384x_destroy(hw);
  183. kfree(hw);
  184. kfree(wlandev);
  185. }
  186. exit:
  187. usb_set_intfdata(interface, NULL);
  188. }
  189. #ifdef CONFIG_PM
  190. static int prism2sta_suspend(struct usb_interface *interface,
  191. pm_message_t message)
  192. {
  193. struct hfa384x *hw = NULL;
  194. struct wlandevice *wlandev;
  195. wlandev = usb_get_intfdata(interface);
  196. if (!wlandev)
  197. return -ENODEV;
  198. hw = wlandev->priv;
  199. if (!hw)
  200. return -ENODEV;
  201. prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
  202. usb_kill_urb(&hw->rx_urb);
  203. usb_kill_urb(&hw->tx_urb);
  204. usb_kill_urb(&hw->ctlx_urb);
  205. return 0;
  206. }
  207. static int prism2sta_resume(struct usb_interface *interface)
  208. {
  209. int result = 0;
  210. struct hfa384x *hw = NULL;
  211. struct wlandevice *wlandev;
  212. wlandev = usb_get_intfdata(interface);
  213. if (!wlandev)
  214. return -ENODEV;
  215. hw = wlandev->priv;
  216. if (!hw)
  217. return -ENODEV;
  218. /* Do a chip-level reset on the MAC */
  219. if (prism2_doreset) {
  220. result = hfa384x_corereset(hw,
  221. prism2_reset_holdtime,
  222. prism2_reset_settletime, 0);
  223. if (result != 0) {
  224. unregister_wlandev(wlandev);
  225. hfa384x_destroy(hw);
  226. dev_err(&interface->dev, "hfa384x_corereset() failed.\n");
  227. kfree(wlandev);
  228. kfree(hw);
  229. wlandev = NULL;
  230. return -ENODEV;
  231. }
  232. }
  233. prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
  234. return 0;
  235. }
  236. #else
  237. #define prism2sta_suspend NULL
  238. #define prism2sta_resume NULL
  239. #endif /* CONFIG_PM */
  240. static struct usb_driver prism2_usb_driver = {
  241. .name = "prism2_usb",
  242. .probe = prism2sta_probe_usb,
  243. .disconnect = prism2sta_disconnect_usb,
  244. .id_table = usb_prism_tbl,
  245. .suspend = prism2sta_suspend,
  246. .resume = prism2sta_resume,
  247. .reset_resume = prism2sta_resume,
  248. /* fops, minor? */
  249. };
  250. module_usb_driver(prism2_usb_driver);