1 /******************************************************************************
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 ******************************************************************************/
22 #include <osdep_service.h>
23 #include <drv_types.h>
24 #include <recv_osdep.h>
25 #include <xmit_osdep.h>
27 #include <rtw_version.h>
28 #include <linux/usb.h>
29 #include <osdep_intf.h>
31 #include <usb_vendor_req.h>
33 #include <usb_osintf.h>
35 #include <rtw_ioctl.h>
37 int ui_pid[3] = {0, 0, 0};
39 static int rtw_suspend(struct usb_interface *intf, pm_message_t message);
40 static int rtw_resume(struct usb_interface *intf);
43 static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid);
44 static void rtw_dev_remove(struct usb_interface *pusb_intf);
47 #define USB_VENDER_ID_REALTEK 0x0bda
49 /* DID_USB_v916_20130116 */
50 static struct usb_device_id rtw_usb_id_tbl[] = {
51 /*=== Realtek demoboard ===*/
52 {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x8179)}, /* 8188EUS */
53 {USB_DEVICE(USB_VENDER_ID_REALTEK, 0x0179)}, /* 8188ETV */
54 /*=== Customer ID ===*/
55 /****** 8188EUS ********/
56 {USB_DEVICE(0x07b8, 0x8179)}, /* Abocom - Abocom */
57 {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */
58 {} /* Terminating entry */
61 MODULE_DEVICE_TABLE(usb, rtw_usb_id_tbl);
63 static struct specific_device_id specific_device_id_tbl[] = {
64 {} /* empty table for now */
68 struct usb_driver usbdrv;
70 struct mutex hw_init_mutex;
73 static struct rtw_usb_drv rtl8188e_usb_drv = {
74 .usbdrv.name = "r8188eu",
75 .usbdrv.probe = rtw_drv_init,
76 .usbdrv.disconnect = rtw_dev_remove,
77 .usbdrv.id_table = rtw_usb_id_tbl,
78 .usbdrv.suspend = rtw_suspend,
79 .usbdrv.resume = rtw_resume,
80 .usbdrv.reset_resume = rtw_resume,
83 static struct rtw_usb_drv *usb_drv = &rtl8188e_usb_drv;
85 static inline int RT_usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd)
87 return (epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN;
90 static inline int RT_usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd)
92 return (epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT;
95 static inline int RT_usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd)
97 return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT;
100 static inline int RT_usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd)
102 return (epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK;
105 static inline int RT_usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd)
107 return RT_usb_endpoint_xfer_bulk(epd) && RT_usb_endpoint_dir_in(epd);
110 static inline int RT_usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd)
112 return RT_usb_endpoint_xfer_bulk(epd) && RT_usb_endpoint_dir_out(epd);
115 static inline int usb_endpoint_is_int(const struct usb_endpoint_descriptor *epd)
117 return RT_usb_endpoint_xfer_int(epd) && RT_usb_endpoint_dir_in(epd);
120 static inline int RT_usb_endpoint_num(const struct usb_endpoint_descriptor *epd)
122 return epd->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
125 static u8 rtw_init_intf_priv(struct dvobj_priv *dvobj)
129 mutex_init(&dvobj->usb_vendor_req_mutex);
131 dvobj->usb_alloc_vendor_req_buf = rtw_zmalloc(MAX_USB_IO_CTL_SIZE);
132 if (dvobj->usb_alloc_vendor_req_buf == NULL) {
133 DBG_88E("alloc usb_vendor_req_buf failed... /n");
137 dvobj->usb_vendor_req_buf = (u8 *)N_BYTE_ALIGMENT((size_t)(dvobj->usb_alloc_vendor_req_buf), ALIGNMENT_UNIT);
142 static u8 rtw_deinit_intf_priv(struct dvobj_priv *dvobj)
146 kfree(dvobj->usb_alloc_vendor_req_buf);
147 mutex_destroy(&dvobj->usb_vendor_req_mutex);
151 static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf)
155 struct dvobj_priv *pdvobjpriv;
156 struct usb_host_config *phost_conf;
157 struct usb_config_descriptor *pconf_desc;
158 struct usb_host_interface *phost_iface;
159 struct usb_interface_descriptor *piface_desc;
160 struct usb_host_endpoint *phost_endp;
161 struct usb_endpoint_descriptor *pendp_desc;
162 struct usb_device *pusbd;
166 pdvobjpriv = (struct dvobj_priv *)rtw_zmalloc(sizeof(*pdvobjpriv));
167 if (pdvobjpriv == NULL)
170 pdvobjpriv->pusbintf = usb_intf;
171 pusbd = interface_to_usbdev(usb_intf);
172 pdvobjpriv->pusbdev = pusbd;
173 usb_set_intfdata(usb_intf, pdvobjpriv);
175 pdvobjpriv->RtNumInPipes = 0;
176 pdvobjpriv->RtNumOutPipes = 0;
178 phost_conf = pusbd->actconfig;
179 pconf_desc = &phost_conf->desc;
181 phost_iface = &usb_intf->altsetting[0];
182 piface_desc = &phost_iface->desc;
184 pdvobjpriv->NumInterfaces = pconf_desc->bNumInterfaces;
185 pdvobjpriv->InterfaceNumber = piface_desc->bInterfaceNumber;
186 pdvobjpriv->nr_endpoint = piface_desc->bNumEndpoints;
188 for (i = 0; i < pdvobjpriv->nr_endpoint; i++) {
189 phost_endp = phost_iface->endpoint + i;
191 pendp_desc = &phost_endp->desc;
193 DBG_88E("\nusb_endpoint_descriptor(%d):\n", i);
194 DBG_88E("bLength=%x\n", pendp_desc->bLength);
195 DBG_88E("bDescriptorType=%x\n",
196 pendp_desc->bDescriptorType);
197 DBG_88E("bEndpointAddress=%x\n",
198 pendp_desc->bEndpointAddress);
199 DBG_88E("wMaxPacketSize=%d\n",
200 le16_to_cpu(pendp_desc->wMaxPacketSize));
201 DBG_88E("bInterval=%x\n", pendp_desc->bInterval);
203 if (RT_usb_endpoint_is_bulk_in(pendp_desc)) {
204 DBG_88E("RT_usb_endpoint_is_bulk_in = %x\n",
205 RT_usb_endpoint_num(pendp_desc));
206 pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = RT_usb_endpoint_num(pendp_desc);
207 pdvobjpriv->RtNumInPipes++;
208 } else if (usb_endpoint_is_int(pendp_desc)) {
209 DBG_88E("usb_endpoint_is_int = %x, Interval = %x\n",
210 RT_usb_endpoint_num(pendp_desc),
211 pendp_desc->bInterval);
212 pdvobjpriv->RtInPipe[pdvobjpriv->RtNumInPipes] = RT_usb_endpoint_num(pendp_desc);
213 pdvobjpriv->RtNumInPipes++;
214 } else if (RT_usb_endpoint_is_bulk_out(pendp_desc)) {
215 DBG_88E("RT_usb_endpoint_is_bulk_out = %x\n",
216 RT_usb_endpoint_num(pendp_desc));
217 pdvobjpriv->RtOutPipe[pdvobjpriv->RtNumOutPipes] = RT_usb_endpoint_num(pendp_desc);
218 pdvobjpriv->RtNumOutPipes++;
220 pdvobjpriv->ep_num[i] = RT_usb_endpoint_num(pendp_desc);
224 DBG_88E("nr_endpoint=%d, in_num=%d, out_num=%d\n\n",
225 pdvobjpriv->nr_endpoint, pdvobjpriv->RtNumInPipes,
226 pdvobjpriv->RtNumOutPipes);
228 if (pusbd->speed == USB_SPEED_HIGH) {
229 pdvobjpriv->ishighspeed = true;
230 DBG_88E("USB_SPEED_HIGH\n");
232 pdvobjpriv->ishighspeed = false;
233 DBG_88E("NON USB_SPEED_HIGH\n");
236 if (rtw_init_intf_priv(pdvobjpriv) == _FAIL) {
237 RT_TRACE(_module_os_intfs_c_, _drv_err_,
238 ("\n Can't INIT rtw_init_intf_priv\n"));
243 sema_init(&(pdvobjpriv->usb_suspend_sema), 0);
244 rtw_reset_continual_urb_error(pdvobjpriv);
251 if (status != _SUCCESS && pdvobjpriv) {
252 usb_set_intfdata(usb_intf, NULL);
261 static void usb_dvobj_deinit(struct usb_interface *usb_intf)
263 struct dvobj_priv *dvobj = usb_get_intfdata(usb_intf);
267 usb_set_intfdata(usb_intf, NULL);
269 /* Modify condition for 92DU DMDP 2010.11.18, by Thomas */
270 if ((dvobj->NumInterfaces != 2 &&
271 dvobj->NumInterfaces != 3) ||
272 (dvobj->InterfaceNumber == 1)) {
273 if (interface_to_usbdev(usb_intf)->state !=
274 USB_STATE_NOTATTACHED) {
275 /* If we didn't unplug usb dongle and
276 * remove/insert module, driver fails
277 * on sitesurvey for the first time when
278 * device is up . Reset usb port for sitesurvey
280 DBG_88E("usb attached..., try to reset usb device\n");
281 usb_reset_device(interface_to_usbdev(usb_intf));
284 rtw_deinit_intf_priv(dvobj);
288 usb_put_dev(interface_to_usbdev(usb_intf));
293 static void chip_by_usb_id(struct adapter *padapter,
294 const struct usb_device_id *pdid)
296 padapter->chip_type = NULL_CHIP_TYPE;
297 hal_set_hw_type(padapter);
300 static void usb_intf_start(struct adapter *padapter)
302 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_start\n"));
304 rtw_hal_inirp_init(padapter);
306 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_start\n"));
309 static void usb_intf_stop(struct adapter *padapter)
311 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+usb_intf_stop\n"));
313 /* disabel_hw_interrupt */
314 if (!padapter->bSurpriseRemoved) {
315 /* device still exists, so driver can do i/o operation */
317 RT_TRACE(_module_hci_intfs_c_, _drv_err_,
318 ("SurpriseRemoved == false\n"));
322 rtw_hal_inirp_deinit(padapter);
325 rtw_write_port_cancel(padapter);
327 /* todo:cancel other irps */
329 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-usb_intf_stop\n"));
332 static void rtw_dev_unload(struct adapter *padapter)
334 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_dev_unload\n"));
337 DBG_88E("===> rtw_dev_unload\n");
338 padapter->bDriverStopped = true;
339 if (padapter->xmitpriv.ack_tx)
340 rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
342 if (padapter->intf_stop)
343 padapter->intf_stop(padapter);
345 if (!padapter->pwrctrlpriv.bInternalAutoSuspend)
346 rtw_stop_drv_threads(padapter);
349 if (!padapter->bSurpriseRemoved) {
350 rtw_hal_deinit(padapter);
351 padapter->bSurpriseRemoved = true;
354 padapter->bup = false;
356 RT_TRACE(_module_hci_intfs_c_, _drv_err_,
357 ("r871x_dev_unload():padapter->bup == false\n"));
360 DBG_88E("<=== rtw_dev_unload\n");
362 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-rtw_dev_unload\n"));
365 static void process_spec_devid(const struct usb_device_id *pdid)
370 int num = sizeof(specific_device_id_tbl) /
371 sizeof(struct specific_device_id);
373 for (i = 0; i < num; i++) {
374 vid = specific_device_id_tbl[i].idVendor;
375 pid = specific_device_id_tbl[i].idProduct;
376 flags = specific_device_id_tbl[i].flags;
378 if ((pdid->idVendor == vid) && (pdid->idProduct == pid) &&
379 (flags&SPEC_DEV_ID_DISABLE_HT)) {
381 rtw_cbw40_enable = 0;
382 rtw_ampdu_enable = 0;
387 int rtw_hw_suspend(struct adapter *padapter)
389 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
390 struct net_device *pnetdev = padapter->pnetdev;
394 if ((!padapter->bup) || (padapter->bDriverStopped) ||
395 (padapter->bSurpriseRemoved)) {
396 DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n",
397 padapter->bup, padapter->bDriverStopped,
398 padapter->bSurpriseRemoved);
402 if (padapter) { /* system suspend */
403 LeaveAllPowerSaveMode(padapter);
405 DBG_88E("==> rtw_hw_suspend\n");
406 _enter_pwrlock(&pwrpriv->lock);
407 pwrpriv->bips_processing = true;
410 netif_carrier_off(pnetdev);
411 rtw_netif_stop_queue(pnetdev);
415 rtw_disassoc_cmd(padapter, 500, false);
417 /* s2-2. indicate disconnect to os */
419 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
421 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
422 _clr_fwstate_(pmlmepriv, _FW_LINKED);
424 rtw_led_control(padapter, LED_CTL_NO_LINK);
426 rtw_os_indicate_disconnect(padapter);
428 /* donnot enqueue cmd */
429 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 0);
433 rtw_free_assoc_resources(padapter, 1);
436 rtw_free_network_queue(padapter, true);
437 rtw_ips_dev_unload(padapter);
438 pwrpriv->rf_pwrstate = rf_off;
439 pwrpriv->bips_processing = false;
441 _exit_pwrlock(&pwrpriv->lock);
449 DBG_88E("%s, failed\n", __func__);
453 int rtw_hw_resume(struct adapter *padapter)
455 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
456 struct net_device *pnetdev = padapter->pnetdev;
460 if (padapter) { /* system resume */
461 DBG_88E("==> rtw_hw_resume\n");
462 _enter_pwrlock(&pwrpriv->lock);
463 pwrpriv->bips_processing = true;
464 rtw_reset_drv_sw(padapter);
466 if (pm_netdev_open(pnetdev, false) != 0) {
467 _exit_pwrlock(&pwrpriv->lock);
471 netif_device_attach(pnetdev);
472 netif_carrier_on(pnetdev);
474 if (!netif_queue_stopped(pnetdev))
475 netif_start_queue(pnetdev);
477 netif_wake_queue(pnetdev);
479 pwrpriv->bkeepfwalive = false;
480 pwrpriv->brfoffbyhw = false;
482 pwrpriv->rf_pwrstate = rf_on;
483 pwrpriv->bips_processing = false;
485 _exit_pwrlock(&pwrpriv->lock);
494 DBG_88E("%s, Open net dev failed\n", __func__);
498 static int rtw_suspend(struct usb_interface *pusb_intf, pm_message_t message)
500 struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf);
501 struct adapter *padapter = dvobj->if1;
502 struct net_device *pnetdev = padapter->pnetdev;
503 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
504 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
507 u32 start_time = jiffies;
511 DBG_88E("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
513 if ((!padapter->bup) || (padapter->bDriverStopped) ||
514 (padapter->bSurpriseRemoved)) {
515 DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n",
516 padapter->bup, padapter->bDriverStopped,
517 padapter->bSurpriseRemoved);
521 pwrpriv->bInSuspend = true;
522 rtw_cancel_all_timer(padapter);
523 LeaveAllPowerSaveMode(padapter);
525 _enter_pwrlock(&pwrpriv->lock);
528 netif_carrier_off(pnetdev);
529 rtw_netif_stop_queue(pnetdev);
533 rtw_disassoc_cmd(padapter, 0, false);
535 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) &&
536 check_fwstate(pmlmepriv, _FW_LINKED)) {
537 DBG_88E("%s:%d %s(%pM), length:%d assoc_ssid.length:%d\n",
539 pmlmepriv->cur_network.network.Ssid.Ssid,
540 pmlmepriv->cur_network.network.MacAddress,
541 pmlmepriv->cur_network.network.Ssid.SsidLength,
542 pmlmepriv->assoc_ssid.SsidLength);
544 pmlmepriv->to_roaming = 1;
546 /* s2-2. indicate disconnect to os */
547 rtw_indicate_disconnect(padapter);
549 rtw_free_assoc_resources(padapter, 1);
551 rtw_free_network_queue(padapter, true);
553 rtw_dev_unload(padapter);
554 _exit_pwrlock(&pwrpriv->lock);
556 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
557 rtw_indicate_scan_done(padapter, 1);
559 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING))
560 rtw_indicate_disconnect(padapter);
563 DBG_88E("<=== %s return %d.............. in %dms\n", __func__
564 , ret, rtw_get_passing_time_ms(start_time));
570 static int rtw_resume(struct usb_interface *pusb_intf)
572 struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf);
573 struct adapter *padapter = dvobj->if1;
574 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
577 if (pwrpriv->bInternalAutoSuspend)
578 ret = rtw_resume_process(padapter);
580 ret = rtw_resume_process(padapter);
584 int rtw_resume_process(struct adapter *padapter)
586 struct net_device *pnetdev;
587 struct pwrctrl_priv *pwrpriv = NULL;
589 u32 start_time = jiffies;
592 DBG_88E("==> %s (%s:%d)\n", __func__, current->comm, current->pid);
595 pnetdev = padapter->pnetdev;
596 pwrpriv = &padapter->pwrctrlpriv;
601 _enter_pwrlock(&pwrpriv->lock);
602 rtw_reset_drv_sw(padapter);
604 pwrpriv->bkeepfwalive = false;
606 DBG_88E("bkeepfwalive(%x)\n", pwrpriv->bkeepfwalive);
607 if (pm_netdev_open(pnetdev, true) != 0)
610 netif_device_attach(pnetdev);
611 netif_carrier_on(pnetdev);
613 _exit_pwrlock(&pwrpriv->lock);
615 if (padapter->pid[1] != 0) {
616 DBG_88E("pid[1]:%d\n", padapter->pid[1]);
617 rtw_signal_process(padapter->pid[1], SIGUSR2);
620 rtw_roaming(padapter, NULL);
625 pwrpriv->bInSuspend = false;
626 DBG_88E("<=== %s return %d.............. in %dms\n", __func__,
627 ret, rtw_get_passing_time_ms(start_time));
635 * drv_init() - a device potentially for us
637 * notes: drv_init() is called when the bus driver has located
638 * a card for us to support.
639 * We accept the new device by returning 0.
642 static struct adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
643 struct usb_interface *pusb_intf, const struct usb_device_id *pdid)
645 struct adapter *padapter = NULL;
646 struct net_device *pnetdev = NULL;
649 padapter = (struct adapter *)rtw_zvmalloc(sizeof(*padapter));
650 if (padapter == NULL)
652 padapter->dvobj = dvobj;
653 dvobj->if1 = padapter;
655 padapter->bDriverStopped = true;
657 padapter->hw_init_mutex = &usb_drv->hw_init_mutex;
659 /* step 1-1., decide the chip_type via vid/pid */
660 chip_by_usb_id(padapter, pdid);
662 if (rtw_handle_dualmac(padapter, 1) != _SUCCESS)
665 pnetdev = rtw_init_netdev(padapter);
668 SET_NETDEV_DEV(pnetdev, dvobj_to_dev(dvobj));
669 padapter = rtw_netdev_priv(pnetdev);
671 /* step 2. hook HalFunc, allocate HalData */
672 hal_set_hal_ops(padapter);
674 padapter->intf_start = &usb_intf_start;
675 padapter->intf_stop = &usb_intf_stop;
677 /* step init_io_priv */
678 rtw_init_io_priv(padapter, usb_set_intf_ops);
680 /* step read_chip_version */
681 rtw_hal_read_chip_version(padapter);
683 /* step usb endpoint mapping */
684 rtw_hal_chip_configure(padapter);
686 /* step read efuse/eeprom data and get mac_addr */
687 rtw_hal_read_chip_info(padapter);
690 if (rtw_init_drv_sw(padapter) == _FAIL) {
691 RT_TRACE(_module_hci_intfs_c_, _drv_err_,
692 ("Initialize driver software resource Failed!\n"));
697 if (padapter->pwrctrlpriv.bSupportRemoteWakeup) {
698 dvobj->pusbdev->do_remote_wakeup = 1;
699 pusb_intf->needs_remote_wakeup = 1;
700 device_init_wakeup(&pusb_intf->dev, 1);
701 DBG_88E("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~~~~\n");
702 DBG_88E("\n padapter->pwrctrlpriv.bSupportRemoteWakeup~~~[%d]~~~\n",
703 device_may_wakeup(&pusb_intf->dev));
707 /* 2012-07-11 Move here to prevent the 8723AS-VAU BT auto
708 * suspend influence */
709 if (usb_autopm_get_interface(pusb_intf) < 0)
710 DBG_88E("can't get autopm:\n");
712 /* alloc dev name after read efuse. */
713 rtw_init_netdev_name(pnetdev, padapter->registrypriv.ifname);
714 rtw_macaddr_cfg(padapter->eeprompriv.mac_addr);
715 #ifdef CONFIG_88EU_P2P
716 rtw_init_wifidirect_addrs(padapter, padapter->eeprompriv.mac_addr,
717 padapter->eeprompriv.mac_addr);
719 memcpy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
720 DBG_88E("MAC Address from pnetdev->dev_addr = %pM\n",
723 /* step 6. Tell the network stack we exist */
724 if (register_netdev(pnetdev) != 0) {
725 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("register_netdev() failed\n"));
729 DBG_88E("bDriverStopped:%d, bSurpriseRemoved:%d, bup:%d, hw_init_completed:%d\n"
730 , padapter->bDriverStopped
731 , padapter->bSurpriseRemoved
733 , padapter->hw_init_completed
739 if (status != _SUCCESS)
740 kfree(padapter->HalData);
742 if (status != _SUCCESS)
743 rtw_handle_dualmac(padapter, 0);
745 if (status != _SUCCESS) {
747 rtw_free_netdev(pnetdev);
749 rtw_vmfree((u8 *)padapter, sizeof(*padapter));
756 static void rtw_usb_if1_deinit(struct adapter *if1)
758 struct net_device *pnetdev = if1->pnetdev;
759 struct mlme_priv *pmlmepriv = &if1->mlmepriv;
761 if (check_fwstate(pmlmepriv, _FW_LINKED))
762 rtw_disassoc_cmd(if1, 0, false);
764 #ifdef CONFIG_88EU_AP_MODE
765 free_mlme_ap_info(if1);
768 if (if1->DriverState != DRIVER_DISAPPEAR) {
770 /* will call netdev_close() */
771 unregister_netdev(pnetdev);
772 rtw_proc_remove_one(pnetdev);
775 rtw_cancel_all_timer(if1);
778 DBG_88E("+r871xu_dev_remove, hw_init_completed=%d\n",
779 if1->hw_init_completed);
780 rtw_handle_dualmac(if1, 0);
781 rtw_free_drv_sw(if1);
783 rtw_free_netdev(pnetdev);
786 static int rtw_drv_init(struct usb_interface *pusb_intf, const struct usb_device_id *pdid)
788 struct adapter *if1 = NULL;
790 struct dvobj_priv *dvobj;
792 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_init\n"));
795 process_spec_devid(pdid);
797 /* Initialize dvobj_priv */
798 dvobj = usb_dvobj_init(pusb_intf);
800 RT_TRACE(_module_hci_intfs_c_, _drv_err_,
801 ("initialize device object priv Failed!\n"));
805 if1 = rtw_usb_if1_init(dvobj, pusb_intf, pdid);
807 DBG_88E("rtw_init_primarystruct adapter Failed!\n");
811 if (ui_pid[1] != 0) {
812 DBG_88E("ui_pid[1]:%d\n", ui_pid[1]);
813 rtw_signal_process(ui_pid[1], SIGUSR2);
816 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-871x_drv - drv_init, success!\n"));
820 if (status != _SUCCESS && if1)
821 rtw_usb_if1_deinit(if1);
823 if (status != _SUCCESS)
824 usb_dvobj_deinit(pusb_intf);
826 return status == _SUCCESS ? 0 : -ENODEV;
830 * dev_remove() - our device is being removed
832 /* rmmod module & unplug(SurpriseRemoved) will call r871xu_dev_remove() => how to recognize both */
833 static void rtw_dev_remove(struct usb_interface *pusb_intf)
835 struct dvobj_priv *dvobj = usb_get_intfdata(pusb_intf);
836 struct adapter *padapter = dvobj->if1;
840 DBG_88E("+rtw_dev_remove\n");
841 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+dev_remove()\n"));
843 if (usb_drv->drv_registered)
844 padapter->bSurpriseRemoved = true;
846 rtw_pm_set_ips(padapter, IPS_NONE);
847 rtw_pm_set_lps(padapter, PS_MODE_ACTIVE);
849 LeaveAllPowerSaveMode(padapter);
851 rtw_usb_if1_deinit(padapter);
853 usb_dvobj_deinit(pusb_intf);
855 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("-dev_remove()\n"));
856 DBG_88E("-r871xu_dev_remove, done\n");
862 static int __init rtw_drv_entry(void)
864 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_entry\n"));
866 DBG_88E(DRV_NAME " driver version=%s\n", DRIVERVERSION);
868 mutex_init(&usb_drv->hw_init_mutex);
870 usb_drv->drv_registered = true;
871 return usb_register(&usb_drv->usbdrv);
874 static void __exit rtw_drv_halt(void)
876 RT_TRACE(_module_hci_intfs_c_, _drv_err_, ("+rtw_drv_halt\n"));
877 DBG_88E("+rtw_drv_halt\n");
879 usb_drv->drv_registered = false;
880 usb_deregister(&usb_drv->usbdrv);
882 mutex_destroy(&usb_drv->hw_init_mutex);
883 DBG_88E("-rtw_drv_halt\n");
886 module_init(rtw_drv_entry);
887 module_exit(rtw_drv_halt);