1#include "hfa384x_usb.c"
2#include "prism2mgmt.c"
3#include "prism2mib.c"
4#include "prism2sta.c"
5#include "prism2fw.c"
6
7#define PRISM_DEV(vid, pid, name)		\
8	{ USB_DEVICE(vid, pid),			\
9	.driver_info = (unsigned long)name }
10
11static struct usb_device_id usb_prism_tbl[] = {
12	PRISM_DEV(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS"),
13	PRISM_DEV(0x07aa, 0x0012, "Corega Wireless LAN USB Stick-11"),
14	PRISM_DEV(0x09aa, 0x3642, "Prism2.x 11Mbps WLAN USB Adapter"),
15	PRISM_DEV(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps WLAN USB Adapter"),
16	PRISM_DEV(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps WLAN USB Adapter"),
17	PRISM_DEV(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps WLAN USB Adapter"),
18	PRISM_DEV(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps WLAN USB Adapter"),
19	PRISM_DEV(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps WLAN USB Adapter"),
20	PRISM_DEV(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter"),
21	PRISM_DEV(0x08de, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
22	PRISM_DEV(0x8086, 0x1111, "Intel PRO/Wireless 2011B LAN USB Adapter"),
23	PRISM_DEV(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
24	PRISM_DEV(0x045e, 0x006e, "Microsoft MN510 Wireless USB Adapter"),
25	PRISM_DEV(0x0967, 0x0204, "Acer Warplink USB Adapter"),
26	PRISM_DEV(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated"),
27	PRISM_DEV(0x0cde, 0x0005, "Z-Com Xl735 Wireless 802.11b USB Adapter"),
28	PRISM_DEV(0x413c, 0x8100, "Dell TrueMobile 1180 Wireless USB Adapter"),
29	PRISM_DEV(0x0b3b, 0x1601, "ALLNET 0193 11Mbps WLAN USB Adapter"),
30	PRISM_DEV(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 Wireless USB Adapter"),
31	PRISM_DEV(0x0baf, 0x00eb, "USRobotics USR1120 Wireless USB Adapter"),
32	PRISM_DEV(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter"),
33	PRISM_DEV(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter"),
34	PRISM_DEV(0x0846, 0x4110, "NetGear MA111"),
35	PRISM_DEV(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter"),
36	PRISM_DEV(0x2821, 0x3300, "ASUS-WL140 Wireless USB Adapter"),
37	PRISM_DEV(0x2001, 0x3700, "DWL-122 Wireless USB Adapter"),
38	PRISM_DEV(0x2001, 0x3702, "DWL-120 Rev F Wireless USB Adapter"),
39	PRISM_DEV(0x50c2, 0x4013, "Averatec USB WLAN Adapter"),
40	PRISM_DEV(0x2c02, 0x14ea, "Planex GW-US11H WLAN USB Adapter"),
41	PRISM_DEV(0x124a, 0x168b, "Airvast PRISM3 WLAN USB Adapter"),
42	PRISM_DEV(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter"),
43	PRISM_DEV(0x2821, 0x3300, "Hawking HighDB USB Adapter"),
44	PRISM_DEV(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter"),
45	PRISM_DEV(0x1668, 0x6106, "ROPEX FreeLan 802.11b USB Adapter"),
46	PRISM_DEV(0x124a, 0x4017, "Pheenet WL-503IA 802.11b USB Adapter"),
47	PRISM_DEV(0x0bb2, 0x0302, "Ambit Microsystems Corp."),
48	PRISM_DEV(0x9016, 0x182d, "Sitecom WL-022 802.11b USB Adapter"),
49	PRISM_DEV(0x0543, 0x0f01,
50		"ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)"),
51	PRISM_DEV(0x067c, 0x1022,
52		"Siemens SpeedStream 1022 11Mbps WLAN USB Adapter"),
53	PRISM_DEV(0x049f, 0x0033,
54		"Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter"),
55	{ } /* terminator */
56};
57MODULE_DEVICE_TABLE(usb, usb_prism_tbl);
58
59static int prism2sta_probe_usb(struct usb_interface *interface,
60			       const struct usb_device_id *id)
61{
62	struct usb_device *dev;
63
64	wlandevice_t *wlandev = NULL;
65	hfa384x_t *hw = NULL;
66	int result = 0;
67
68	dev = interface_to_usbdev(interface);
69	wlandev = create_wlan();
70	if (wlandev == NULL) {
71		dev_err(&interface->dev, "Memory allocation failure.\n");
72		result = -EIO;
73		goto failed;
74	}
75	hw = wlandev->priv;
76
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
83	/* Initialize the hw data */
84	hfa384x_create(hw, dev);
85	hw->wlandev = wlandev;
86
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
92	/* Do a chip-level reset on the MAC */
93	if (prism2_doreset) {
94		result = hfa384x_corereset(hw,
95					   prism2_reset_holdtime,
96					   prism2_reset_settletime, 0);
97		if (result != 0) {
98			result = -EIO;
99			dev_err(&interface->dev,
100				"hfa384x_corereset() failed.\n");
101			goto failed_reset;
102		}
103	}
104
105	usb_get_dev(dev);
106
107	wlandev->msdstate = WLAN_MSD_HWPRESENT;
108
109	/* Try and load firmware, then enable card before we register */
110	prism2_fwtry(dev, wlandev);
111	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
112
113	if (register_wlandev(wlandev) != 0) {
114		dev_err(&interface->dev, "register_wlandev() failed.\n");
115		result = -EIO;
116		goto failed_register;
117	}
118
119	goto done;
120
121failed_register:
122	usb_put_dev(dev);
123failed_reset:
124	wlan_unsetup(wlandev);
125failed:
126	kfree(wlandev);
127	kfree(hw);
128	wlandev = NULL;
129
130done:
131	usb_set_intfdata(interface, wlandev);
132	return result;
133}
134
135static void prism2sta_disconnect_usb(struct usb_interface *interface)
136{
137	wlandevice_t *wlandev;
138
139	wlandev = (wlandevice_t *)usb_get_intfdata(interface);
140	if (wlandev != NULL) {
141		LIST_HEAD(cleanlist);
142		struct list_head *entry;
143		struct list_head *temp;
144		unsigned long flags;
145
146		hfa384x_t *hw = wlandev->priv;
147
148		if (!hw)
149			goto exit;
150
151		spin_lock_irqsave(&hw->ctlxq.lock, flags);
152
153		p80211netdev_hwremoved(wlandev);
154		list_splice_init(&hw->ctlxq.reapable, &cleanlist);
155		list_splice_init(&hw->ctlxq.completing, &cleanlist);
156		list_splice_init(&hw->ctlxq.pending, &cleanlist);
157		list_splice_init(&hw->ctlxq.active, &cleanlist);
158
159		spin_unlock_irqrestore(&hw->ctlxq.lock, flags);
160
161		/* There's no hardware to shutdown, but the driver
162		 * might have some tasks or tasklets that must be
163		 * stopped before we can tear everything down.
164		 */
165		prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
166
167		del_singleshot_timer_sync(&hw->throttle);
168		del_singleshot_timer_sync(&hw->reqtimer);
169		del_singleshot_timer_sync(&hw->resptimer);
170
171		/* Unlink all the URBs. This "removes the wheels"
172		 * from the entire CTLX handling mechanism.
173		 */
174		usb_kill_urb(&hw->rx_urb);
175		usb_kill_urb(&hw->tx_urb);
176		usb_kill_urb(&hw->ctlx_urb);
177
178		tasklet_kill(&hw->completion_bh);
179		tasklet_kill(&hw->reaper_bh);
180
181		flush_scheduled_work();
182
183		/* Now we complete any outstanding commands
184		 * and tell everyone who is waiting for their
185		 * responses that we have shut down.
186		 */
187		list_for_each(entry, &cleanlist) {
188			hfa384x_usbctlx_t *ctlx;
189
190			ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
191			complete(&ctlx->done);
192		}
193
194		/* Give any outstanding synchronous commands
195		 * a chance to complete. All they need to do
196		 * is "wake up", so that's easy.
197		 * (I'd like a better way to do this, really.)
198		 */
199		msleep(100);
200
201		/* Now delete the CTLXs, because no-one else can now. */
202		list_for_each_safe(entry, temp, &cleanlist) {
203			hfa384x_usbctlx_t *ctlx;
204
205			ctlx = list_entry(entry, hfa384x_usbctlx_t, list);
206			kfree(ctlx);
207		}
208
209		/* Unhook the wlandev */
210		unregister_wlandev(wlandev);
211		wlan_unsetup(wlandev);
212
213		usb_put_dev(hw->usb);
214
215		hfa384x_destroy(hw);
216		kfree(hw);
217
218		kfree(wlandev);
219	}
220
221exit:
222	usb_set_intfdata(interface, NULL);
223}
224
225#ifdef CONFIG_PM
226static int prism2sta_suspend(struct usb_interface *interface,
227				pm_message_t message)
228{
229	hfa384x_t *hw = NULL;
230	wlandevice_t *wlandev;
231
232	wlandev = (wlandevice_t *)usb_get_intfdata(interface);
233	if (!wlandev)
234		return -ENODEV;
235
236	hw = wlandev->priv;
237	if (!hw)
238		return -ENODEV;
239
240	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
241
242	usb_kill_urb(&hw->rx_urb);
243	usb_kill_urb(&hw->tx_urb);
244	usb_kill_urb(&hw->ctlx_urb);
245
246	return 0;
247}
248
249static int prism2sta_resume(struct usb_interface *interface)
250{
251	int result = 0;
252	hfa384x_t *hw = NULL;
253	wlandevice_t *wlandev;
254
255	wlandev = (wlandevice_t *)usb_get_intfdata(interface);
256	if (!wlandev)
257		return -ENODEV;
258
259	hw = wlandev->priv;
260	if (!hw)
261		return -ENODEV;
262
263	/* Do a chip-level reset on the MAC */
264	if (prism2_doreset) {
265		result = hfa384x_corereset(hw,
266					   prism2_reset_holdtime,
267					   prism2_reset_settletime, 0);
268		if (result != 0) {
269			unregister_wlandev(wlandev);
270			hfa384x_destroy(hw);
271			dev_err(&interface->dev, "hfa384x_corereset() failed.\n");
272			kfree(wlandev);
273			kfree(hw);
274			wlandev = NULL;
275			return -ENODEV;
276		}
277	}
278
279	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
280
281	return 0;
282}
283#else
284#define prism2sta_suspend NULL
285#define prism2sta_resume NULL
286#endif /* CONFIG_PM */
287
288static struct usb_driver prism2_usb_driver = {
289	.name = "prism2_usb",
290	.probe = prism2sta_probe_usb,
291	.disconnect = prism2sta_disconnect_usb,
292	.id_table = usb_prism_tbl,
293	.suspend = prism2sta_suspend,
294	.resume = prism2sta_resume,
295	.reset_resume = prism2sta_resume,
296	/* fops, minor? */
297};
298
299module_usb_driver(prism2_usb_driver);
300