[linux-block.git] / drivers / staging / wlan-ng / prism2usb.c

// SPDX-License-Identifier: GPL-2.0
#include "hfa384x_usb.c"
#include "prism2mgmt.c"
#include "prism2mib.c"
#include "prism2sta.c"
#include "prism2fw.c"

#define PRISM_DEV(vid, pid, name)		\
	{ USB_DEVICE(vid, pid),			\
	.driver_info = (unsigned long)name }

static const struct usb_device_id usb_prism_tbl[] = {
	PRISM_DEV(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS"),
	PRISM_DEV(0x07aa, 0x0012, "Corega USB Wireless LAN Stick-11"),
	PRISM_DEV(0x09aa, 0x3642, "Prism2.x 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter"),
	PRISM_DEV(0x08de, 0x7a01, "PRISM25 USB IEEE 802.11 Mini Adapter"),
	PRISM_DEV(0x8086, 0x1111, "Intel PRO/Wireless 2011B USB LAN Adapter"),
	PRISM_DEV(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
	PRISM_DEV(0x045e, 0x006e, "Microsoft MN510 USB Wireless Adapter"),
	PRISM_DEV(0x0967, 0x0204, "Acer Warplink USB Adapter"),
	PRISM_DEV(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated"),
	PRISM_DEV(0x0cde, 0x0005, "Z-Com Xl735 USB Wireless 802.11b Adapter"),
	PRISM_DEV(0x413c, 0x8100, "Dell TrueMobile 1180 USB Wireless Adapter"),
	PRISM_DEV(0x0b3b, 0x1601, "ALLNET 0193 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 USB Wireless Adapter"),
	PRISM_DEV(0x0baf, 0x00eb, "USRobotics USR1120 USB Wireless Adapter"),
	PRISM_DEV(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter"),
	PRISM_DEV(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter"),
	PRISM_DEV(0x0846, 0x4110, "NetGear MA111"),
	PRISM_DEV(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter"),
	PRISM_DEV(0x2821, 0x3300, "ASUS-WL140 / Hawking HighDB USB Wireless Adapter"),
	PRISM_DEV(0x2001, 0x3700, "DWL-122 USB Wireless Adapter"),
	PRISM_DEV(0x2001, 0x3702, "DWL-120 Rev F USB Wireless Adapter"),
	PRISM_DEV(0x50c2, 0x4013, "Averatec USB WLAN Adapter"),
	PRISM_DEV(0x2c02, 0x14ea, "Planex GW-US11H USB WLAN Adapter"),
	PRISM_DEV(0x124a, 0x168b, "Airvast PRISM3 USB WLAN Adapter"),
	PRISM_DEV(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter"),
	PRISM_DEV(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter"),
	PRISM_DEV(0x1668, 0x6106, "ROPEX FreeLan USB 802.11b Adapter"),
	PRISM_DEV(0x124a, 0x4017, "Pheenet WL-503IA USB 802.11b Adapter"),
	PRISM_DEV(0x0bb2, 0x0302, "Ambit Microsystems Corp."),
	PRISM_DEV(0x9016, 0x182d, "Sitecom WL-022 USB 802.11b Adapter"),
	PRISM_DEV(0x0543, 0x0f01,
		  "ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)"),
	PRISM_DEV(0x067c, 0x1022,
		  "Siemens SpeedStream 1022 11Mbps USB WLAN Adapter"),
	PRISM_DEV(0x049f, 0x0033,
		  "Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter"),
	{ } /* terminator */
};
MODULE_DEVICE_TABLE(usb, usb_prism_tbl);

static int prism2sta_probe_usb(struct usb_interface *interface,
			       const struct usb_device_id *id)
{
	struct usb_device *dev;
	struct usb_endpoint_descriptor *bulk_in, *bulk_out;
	struct usb_host_interface *iface_desc = interface->cur_altsetting;
	struct wlandevice *wlandev = NULL;
	struct hfa384x *hw = NULL;
	int result = 0;

	result = usb_find_common_endpoints(iface_desc, &bulk_in, &bulk_out, NULL, NULL);
	if (result)
		goto failed;

	dev = interface_to_usbdev(interface);
	wlandev = create_wlan();
	if (!wlandev) {
		dev_err(&interface->dev, "Memory allocation failure.\n");
		result = -EIO;
		goto failed;
	}
	hw = wlandev->priv;

	if (wlan_setup(wlandev, &interface->dev) != 0) {
		dev_err(&interface->dev, "wlan_setup() failed.\n");
		result = -EIO;
		goto failed;
	}

	/* Initialize the hw data */
	hw->endp_in = usb_rcvbulkpipe(dev, bulk_in->bEndpointAddress);
	hw->endp_out = usb_sndbulkpipe(dev, bulk_out->bEndpointAddress);
	hfa384x_create(hw, dev);
	hw->wlandev = wlandev;

	/* Register the wlandev, this gets us a name and registers the
	 * linux netdevice.
	 */
	SET_NETDEV_DEV(wlandev->netdev, &interface->dev);

	/* Do a chip-level reset on the MAC */
	if (prism2_doreset) {
		result = hfa384x_corereset(hw,
					   prism2_reset_holdtime,
					   prism2_reset_settletime, 0);
		if (result != 0) {
			result = -EIO;
			dev_err(&interface->dev,
				"hfa384x_corereset() failed.\n");
			goto failed_reset;
		}
	}

	usb_get_dev(dev);

	wlandev->msdstate = WLAN_MSD_HWPRESENT;

	/* Try and load firmware, then enable card before we register */
	prism2_fwtry(dev, wlandev);
	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);

	if (register_wlandev(wlandev) != 0) {
		dev_err(&interface->dev, "register_wlandev() failed.\n");
		result = -EIO;
		goto failed_register;
	}

	goto done;

failed_register:
	usb_put_dev(dev);
failed_reset:
	wlan_unsetup(wlandev);
failed:
	kfree(wlandev);
	kfree(hw);
	wlandev = NULL;

done:
	usb_set_intfdata(interface, wlandev);
	return result;
}

static void prism2sta_disconnect_usb(struct usb_interface *interface)
{
	struct wlandevice *wlandev;

	wlandev = usb_get_intfdata(interface);
	if (wlandev) {
		LIST_HEAD(cleanlist);
		struct hfa384x_usbctlx *ctlx, *temp;
		unsigned long flags;

		struct hfa384x *hw = wlandev->priv;

		if (!hw)
			goto exit;

		spin_lock_irqsave(&hw->ctlxq.lock, flags);

		p80211netdev_hwremoved(wlandev);
		list_splice_init(&hw->ctlxq.reapable, &cleanlist);
		list_splice_init(&hw->ctlxq.completing, &cleanlist);
		list_splice_init(&hw->ctlxq.pending, &cleanlist);
		list_splice_init(&hw->ctlxq.active, &cleanlist);

		spin_unlock_irqrestore(&hw->ctlxq.lock, flags);

		/* There's no hardware to shutdown, but the driver
		 * might have some tasks that must be stopped before
		 * we can tear everything down.
		 */
		prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);

		timer_shutdown_sync(&hw->throttle);
		timer_shutdown_sync(&hw->reqtimer);
		timer_shutdown_sync(&hw->resptimer);

		/* Unlink all the URBs. This "removes the wheels"
		 * from the entire CTLX handling mechanism.
		 */
		usb_kill_urb(&hw->rx_urb);
		usb_kill_urb(&hw->tx_urb);
		usb_kill_urb(&hw->ctlx_urb);

		cancel_work_sync(&hw->completion_bh);
		cancel_work_sync(&hw->reaper_bh);

		cancel_work_sync(&hw->link_bh);
		cancel_work_sync(&hw->commsqual_bh);
		cancel_work_sync(&hw->usb_work);

		/* Now we complete any outstanding commands
		 * and tell everyone who is waiting for their
		 * responses that we have shut down.
		 */
		list_for_each_entry(ctlx, &cleanlist, list)
			complete(&ctlx->done);

		/* Give any outstanding synchronous commands
		 * a chance to complete. All they need to do
		 * is "wake up", so that's easy.
		 * (I'd like a better way to do this, really.)
		 */
		msleep(100);

		/* Now delete the CTLXs, because no-one else can now. */
		list_for_each_entry_safe(ctlx, temp, &cleanlist, list)
			kfree(ctlx);

		/* Unhook the wlandev */
		unregister_wlandev(wlandev);
		wlan_unsetup(wlandev);

		usb_put_dev(hw->usb);

		hfa384x_destroy(hw);
		kfree(hw);

		kfree(wlandev);
	}

exit:
	usb_set_intfdata(interface, NULL);
}

#ifdef CONFIG_PM
static int prism2sta_suspend(struct usb_interface *interface,
			     pm_message_t message)
{
	struct hfa384x *hw = NULL;
	struct wlandevice *wlandev;

	wlandev = usb_get_intfdata(interface);
	if (!wlandev)
		return -ENODEV;

	hw = wlandev->priv;
	if (!hw)
		return -ENODEV;

	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);

	usb_kill_urb(&hw->rx_urb);
	usb_kill_urb(&hw->tx_urb);
	usb_kill_urb(&hw->ctlx_urb);

	return 0;
}

static int prism2sta_resume(struct usb_interface *interface)
{
	int result = 0;
	struct hfa384x *hw = NULL;
	struct wlandevice *wlandev;

	wlandev = usb_get_intfdata(interface);
	if (!wlandev)
		return -ENODEV;

	hw = wlandev->priv;
	if (!hw)
		return -ENODEV;

	/* Do a chip-level reset on the MAC */
	if (prism2_doreset) {
		result = hfa384x_corereset(hw,
					   prism2_reset_holdtime,
					   prism2_reset_settletime, 0);
		if (result != 0) {
			unregister_wlandev(wlandev);
			hfa384x_destroy(hw);
			dev_err(&interface->dev, "hfa384x_corereset() failed.\n");
			kfree(wlandev);
			kfree(hw);
			wlandev = NULL;
			return -ENODEV;
		}
	}

	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);

	return 0;
}
#else
#define prism2sta_suspend NULL
#define prism2sta_resume NULL
#endif /* CONFIG_PM */

static struct usb_driver prism2_usb_driver = {
	.name = "prism2_usb",
	.probe = prism2sta_probe_usb,
	.disconnect = prism2sta_disconnect_usb,
	.id_table = usb_prism_tbl,
	.suspend = prism2sta_suspend,
	.resume = prism2sta_resume,
	.reset_resume = prism2sta_resume,
	/* fops, minor? */
};

module_usb_driver(prism2_usb_driver);
Commit	Line	Data
b2441318	1	// SPDX-License-Identifier: GPL-2.0
00b3ed16 GKH	2	#include "hfa384x_usb.c"
	3	#include "prism2mgmt.c"
	4	#include "prism2mib.c"
	5	#include "prism2sta.c"
76e3e7c4	6	#include "prism2fw.c"
00b3ed16	7
bbb591a7 DP	8	#define PRISM_DEV(vid, pid, name) \
bbb591a7 DP	9	{ USB_DEVICE(vid, pid), \
e2911905	10	.driver_info = (unsigned long)name }
00b3ed16	11
71fa2cf9	12	static const struct usb_device_id usb_prism_tbl[] = {
bbb591a7	13	PRISM_DEV(0x04bb, 0x0922, "IOData AirPort WN-B11/USBS"),
5d7cf67f AS	14	PRISM_DEV(0x07aa, 0x0012, "Corega USB Wireless LAN Stick-11"),
	15	PRISM_DEV(0x09aa, 0x3642, "Prism2.x 11Mbps USB WLAN Adapter"),
	16	PRISM_DEV(0x1668, 0x0408, "Actiontec Prism2.5 11Mbps USB WLAN Adapter"),
	17	PRISM_DEV(0x1668, 0x0421, "Actiontec Prism2.5 11Mbps USB WLAN Adapter"),
	18	PRISM_DEV(0x1915, 0x2236, "Linksys WUSB11v3.0 11Mbps USB WLAN Adapter"),
	19	PRISM_DEV(0x066b, 0x2212, "Linksys WUSB11v2.5 11Mbps USB WLAN Adapter"),
	20	PRISM_DEV(0x066b, 0x2213, "Linksys WUSB12v1.1 11Mbps USB WLAN Adapter"),
bbb591a7	21	PRISM_DEV(0x0411, 0x0016, "Melco WLI-USB-S11 11Mbps WLAN Adapter"),
5d7cf67f AS	22	PRISM_DEV(0x08de, 0x7a01, "PRISM25 USB IEEE 802.11 Mini Adapter"),
5d7cf67f AS	23	PRISM_DEV(0x8086, 0x1111, "Intel PRO/Wireless 2011B USB LAN Adapter"),
bbb591a7	24	PRISM_DEV(0x0d8e, 0x7a01, "PRISM25 IEEE 802.11 Mini USB Adapter"),
5d7cf67f	25	PRISM_DEV(0x045e, 0x006e, "Microsoft MN510 USB Wireless Adapter"),
bbb591a7 DP	26	PRISM_DEV(0x0967, 0x0204, "Acer Warplink USB Adapter"),
bbb591a7 DP	27	PRISM_DEV(0x0cde, 0x0002, "Z-Com 725/726 Prism2.5 USB/USB Integrated"),
5d7cf67f AS	28	PRISM_DEV(0x0cde, 0x0005, "Z-Com Xl735 USB Wireless 802.11b Adapter"),
	29	PRISM_DEV(0x413c, 0x8100, "Dell TrueMobile 1180 USB Wireless Adapter"),
	30	PRISM_DEV(0x0b3b, 0x1601, "ALLNET 0193 11Mbps USB WLAN Adapter"),
	31	PRISM_DEV(0x0b3b, 0x1602, "ZyXEL ZyAIR B200 USB Wireless Adapter"),
	32	PRISM_DEV(0x0baf, 0x00eb, "USRobotics USR1120 USB Wireless Adapter"),
bbb591a7 DP	33	PRISM_DEV(0x0411, 0x0027, "Melco WLI-USB-KS11G 11Mbps WLAN Adapter"),
	34	PRISM_DEV(0x04f1, 0x3009, "JVC MP-XP7250 Builtin USB WLAN Adapter"),
	35	PRISM_DEV(0x0846, 0x4110, "NetGear MA111"),
	36	PRISM_DEV(0x03f3, 0x0020, "Adaptec AWN-8020 USB WLAN Adapter"),
5d7cf67f AS	37	PRISM_DEV(0x2821, 0x3300, "ASUS-WL140 / Hawking HighDB USB Wireless Adapter"),
	38	PRISM_DEV(0x2001, 0x3700, "DWL-122 USB Wireless Adapter"),
	39	PRISM_DEV(0x2001, 0x3702, "DWL-120 Rev F USB Wireless Adapter"),
bbb591a7	40	PRISM_DEV(0x50c2, 0x4013, "Averatec USB WLAN Adapter"),
5d7cf67f AS	41	PRISM_DEV(0x2c02, 0x14ea, "Planex GW-US11H USB WLAN Adapter"),
5d7cf67f AS	42	PRISM_DEV(0x124a, 0x168b, "Airvast PRISM3 USB WLAN Adapter"),
bbb591a7	43	PRISM_DEV(0x083a, 0x3503, "T-Sinus 111 USB WLAN Adapter"),
bbb591a7	44	PRISM_DEV(0x0411, 0x0044, "Melco WLI-USB-KB11 11Mbps WLAN Adapter"),
5d7cf67f AS	45	PRISM_DEV(0x1668, 0x6106, "ROPEX FreeLan USB 802.11b Adapter"),
5d7cf67f AS	46	PRISM_DEV(0x124a, 0x4017, "Pheenet WL-503IA USB 802.11b Adapter"),
bbb591a7	47	PRISM_DEV(0x0bb2, 0x0302, "Ambit Microsystems Corp."),
5d7cf67f	48	PRISM_DEV(0x9016, 0x182d, "Sitecom WL-022 USB 802.11b Adapter"),
bbb591a7	49	PRISM_DEV(0x0543, 0x0f01,
8d215ead	50	"ViewSonic Airsync USB Adapter 11Mbps (Prism2.5)"),
bbb591a7	51	PRISM_DEV(0x067c, 0x1022,
5d7cf67f	52	"Siemens SpeedStream 1022 11Mbps USB WLAN Adapter"),
bbb591a7	53	PRISM_DEV(0x049f, 0x0033,
8d215ead	54	"Compaq/Intel W100 PRO/Wireless 11Mbps multiport WLAN Adapter"),
bbb591a7	55	{ } /* terminator */
00b3ed16	56	};
00b3ed16 GKH	57	MODULE_DEVICE_TABLE(usb, usb_prism_tbl);
00b3ed16 GKH	58
f4ee0f42 MM	59	static int prism2sta_probe_usb(struct usb_interface *interface,
f4ee0f42 MM	60	const struct usb_device_id *id)
00b3ed16	61	{
00b3ed16	62	struct usb_device *dev;
fea22e15 RK	63	struct usb_endpoint_descriptor bulk_in, bulk_out;
fea22e15 RK	64	struct usb_host_interface *iface_desc = interface->cur_altsetting;
c9573a8d	65	struct wlandevice *wlandev = NULL;
5a2214e2	66	struct hfa384x *hw = NULL;
f4ee0f42	67	int result = 0;
00b3ed16	68
fea22e15 RK	69	result = usb_find_common_endpoints(iface_desc, &bulk_in, &bulk_out, NULL, NULL);
fea22e15 RK	70	if (result)
faaff976 RK	71	goto failed;
faaff976 RK	72
00b3ed16	73	dev = interface_to_usbdev(interface);
297f06ce	74	wlandev = create_wlan();
e2e77528	75	if (!wlandev) {
318e16b9	76	dev_err(&interface->dev, "Memory allocation failure.\n");
00b3ed16 GKH	77	result = -EIO;
	78	goto failed;
	79	}
	80	hw = wlandev->priv;
	81
d03c075d	82	if (wlan_setup(wlandev, &interface->dev) != 0) {
318e16b9	83	dev_err(&interface->dev, "wlan_setup() failed.\n");
00b3ed16 GKH	84	result = -EIO;
	85	goto failed;
	86	}
	87
	88	/* Initialize the hw data */
fea22e15 RK	89	hw->endp_in = usb_rcvbulkpipe(dev, bulk_in->bEndpointAddress);
fea22e15 RK	90	hw->endp_out = usb_sndbulkpipe(dev, bulk_out->bEndpointAddress);
00b3ed16 GKH	91	hfa384x_create(hw, dev);
	92	hw->wlandev = wlandev;
	93
	94	/* Register the wlandev, this gets us a name and registers the
	95	* linux netdevice.
	96	*/
d03c075d	97	SET_NETDEV_DEV(wlandev->netdev, &interface->dev);
00b3ed16 GKH	98
	99	/* Do a chip-level reset on the MAC */
	100	if (prism2_doreset) {
	101	result = hfa384x_corereset(hw,
f4ee0f42 MM	102	prism2_reset_holdtime,
f4ee0f42 MM	103	prism2_reset_settletime, 0);
00b3ed16	104	if (result != 0) {
00b3ed16	105	result = -EIO;
58612c60 DP	106	dev_err(&interface->dev,
58612c60 DP	107	"hfa384x_corereset() failed.\n");
b76ed59f	108	goto failed_reset;
00b3ed16 GKH	109	}
	110	}
	111
00b3ed16	112	usb_get_dev(dev);
00b3ed16 GKH	113
	114	wlandev->msdstate = WLAN_MSD_HWPRESENT;
	115
76e3e7c4 KR	116	/* Try and load firmware, then enable card before we register */
	117	prism2_fwtry(dev, wlandev);
	118	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_enable);
	119
f4ee0f42	120	if (register_wlandev(wlandev) != 0) {
318e16b9	121	dev_err(&interface->dev, "register_wlandev() failed.\n");
1d1b6985	122	result = -EIO;
b76ed59f	123	goto failed_register;
f4ee0f42	124	}
1d1b6985	125
00b3ed16 GKH	126	goto done;
00b3ed16 GKH	127
b76ed59f AK	128	failed_register:
	129	usb_put_dev(dev);
	130	failed_reset:
	131	wlan_unsetup(wlandev);
f4ee0f42	132	failed:
7c98f718 MM	133	kfree(wlandev);
7c98f718 MM	134	kfree(hw);
00b3ed16 GKH	135	wlandev = NULL;
00b3ed16 GKH	136
f4ee0f42	137	done:
00b3ed16 GKH	138	usb_set_intfdata(interface, wlandev);
00b3ed16 GKH	139	return result;
00b3ed16 GKH	140	}
00b3ed16 GKH	141
f4ee0f42	142	static void prism2sta_disconnect_usb(struct usb_interface *interface)
00b3ed16	143	{
c9573a8d	144	struct wlandevice *wlandev;
00b3ed16	145
eaa4e501	146	wlandev = usb_get_intfdata(interface);
1f0c9efe	147	if (wlandev) {
00b3ed16	148	LIST_HEAD(cleanlist);
a10d36b0	149	struct hfa384x_usbctlx ctlx, temp;
f4ee0f42	150	unsigned long flags;
00b3ed16	151
5a2214e2	152	struct hfa384x *hw = wlandev->priv;
00b3ed16 GKH	153
	154	if (!hw)
	155	goto exit;
	156
	157	spin_lock_irqsave(&hw->ctlxq.lock, flags);
	158
	159	p80211netdev_hwremoved(wlandev);
	160	list_splice_init(&hw->ctlxq.reapable, &cleanlist);
	161	list_splice_init(&hw->ctlxq.completing, &cleanlist);
	162	list_splice_init(&hw->ctlxq.pending, &cleanlist);
	163	list_splice_init(&hw->ctlxq.active, &cleanlist);
	164
	165	spin_unlock_irqrestore(&hw->ctlxq.lock, flags);
	166
	167	/* There's no hardware to shutdown, but the driver
9442e81d DB	168	* might have some tasks that must be stopped before
9442e81d DB	169	* we can tear everything down.
00b3ed16 GKH	170	*/
	171	prism2sta_ifstate(wlandev, P80211ENUM_ifstate_disable);
	172
292a089d SRG	173	timer_shutdown_sync(&hw->throttle);
	174	timer_shutdown_sync(&hw->reqtimer);
	175	timer_shutdown_sync(&hw->resptimer);
00b3ed16 GKH	176
	177	/* Unlink all the URBs. This "removes the wheels"
	178	* from the entire CTLX handling mechanism.
	179	*/
	180	usb_kill_urb(&hw->rx_urb);
	181	usb_kill_urb(&hw->tx_urb);
	182	usb_kill_urb(&hw->ctlx_urb);
	183
9442e81d	184	cancel_work_sync(&hw->completion_bh);
cbe0f674	185	cancel_work_sync(&hw->reaper_bh);
00b3ed16	186
5be2f42b AKC	187	cancel_work_sync(&hw->link_bh);
5be2f42b AKC	188	cancel_work_sync(&hw->commsqual_bh);
a1f165a6	189	cancel_work_sync(&hw->usb_work);
00b3ed16 GKH	190
	191	/* Now we complete any outstanding commands
	192	* and tell everyone who is waiting for their
	193	* responses that we have shut down.
	194	*/
57477bf0	195	list_for_each_entry(ctlx, &cleanlist, list)
00b3ed16	196	complete(&ctlx->done);
00b3ed16 GKH	197
	198	/* Give any outstanding synchronous commands
	199	* a chance to complete. All they need to do
	200	* is "wake up", so that's easy.
	201	* (I'd like a better way to do this, really.)
	202	*/
	203	msleep(100);
	204
	205	/* Now delete the CTLXs, because no-one else can now. */
57477bf0	206	list_for_each_entry_safe(ctlx, temp, &cleanlist, list)
00b3ed16	207	kfree(ctlx);
00b3ed16 GKH	208
	209	/* Unhook the wlandev */
	210	unregister_wlandev(wlandev);
	211	wlan_unsetup(wlandev);
	212
00b3ed16	213	usb_put_dev(hw->usb);
00b3ed16 GKH	214
	215	hfa384x_destroy(hw);
	216	kfree(hw);
	217
	218	kfree(wlandev);
	219	}
	220
f4ee0f42	221	exit:
00b3ed16	222	usb_set_intfdata(interface, NULL);
00b3ed16 GKH	223	}
00b3ed16 GKH	224
59497bba CF	225	#ifdef CONFIG_PM
59497bba CF	226	static int prism2sta_suspend(struct usb_interface *interface,
8d215ead	227	pm_message_t message)
59497bba	228	{
5a2214e2	229	struct hfa384x *hw = NULL;
c9573a8d	230	struct wlandevice *wlandev;
58612c60	231
eaa4e501	232	wlandev = usb_get_intfdata(interface);
59497bba CF	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
	249	static int prism2sta_resume(struct usb_interface *interface)
	250	{
	251	int result = 0;
5a2214e2	252	struct hfa384x *hw = NULL;
c9573a8d	253	struct wlandevice *wlandev;
58612c60	254
eaa4e501	255	wlandev = usb_get_intfdata(interface);
59497bba CF	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);
318e16b9	271	dev_err(&interface->dev, "hfa384x_corereset() failed.\n");
59497bba CF	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
00b3ed16	288	static struct usb_driver prism2_usb_driver = {
00b3ed16 GKH	289	.name = "prism2_usb",
	290	.probe = prism2sta_probe_usb,
	291	.disconnect = prism2sta_disconnect_usb,
	292	.id_table = usb_prism_tbl,
59497bba CF	293	.suspend = prism2sta_suspend,
	294	.resume = prism2sta_resume,
	295	.reset_resume = prism2sta_resume,
00b3ed16 GKH	296	/* fops, minor? */
	297	};
	298
bac2c126	299	module_usb_driver(prism2_usb_driver);