1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7 #define _OS_INTFS_C_
8
9 #include <osdep_service.h>
10 #include <osdep_intf.h>
11 #include <drv_types.h>
12 #include <xmit_osdep.h>
13 #include <recv_osdep.h>
14 #include <hal_intf.h>
15 #include <rtw_ioctl.h>
16 #include <rtl8188e_hal.h>
17
18 MODULE_LICENSE("GPL");
19 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
20 MODULE_AUTHOR("Realtek Semiconductor Corp.");
21 MODULE_VERSION(DRIVERVERSION);
22 MODULE_FIRMWARE("rtlwifi/rtl8188eufw.bin");
23
24 #define RTW_NOTCH_FILTER 0 /* 0:Disable, 1:Enable, */
25
26 /* module param defaults */
27 /* Ndis802_11Infrastructure; infra, ad-hoc, auto */
28 static int rtw_channel = 1;/* ad-hoc support requirement */
29 static int rtw_wireless_mode = WIRELESS_11BG_24N;
30 static int rtw_vrtl_carrier_sense = AUTO_VCS;
31 static int rtw_vcs_type = RTS_CTS;/* */
32 static int rtw_rts_thresh = 2347;/* */
33 static int rtw_frag_thresh = 2346;/* */
34 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
35 static int rtw_power_mgnt = 1;
36 static int rtw_ips_mode = IPS_NORMAL;
37
38 static int rtw_smart_ps = 2;
39
40 module_param(rtw_ips_mode, int, 0644);
41 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
42
43 static int rtw_debug = 1;
44
45 static int rtw_acm_method;/* 0:By SW 1:By HW. */
46
47 static int rtw_wmm_enable = 1;/* default is set to enable the wmm. */
48 static int rtw_uapsd_enable;
49
50 static int rtw_ht_enable = 1;
51 /* 0 :disable, bit(0): enable 2.4g, bit(1): enable 5g */
52 static int rtw_cbw40_enable = 3;
53 static int rtw_ampdu_enable = 1;/* for enable tx_ampdu */
54
55 /* 0: disable
56 * bit(0):enable 2.4g
57 * bit(1):enable 5g
58 * default is set to enable 2.4GHZ for IOT issue with bufflao's AP at 5GHZ
59 */
60 static int rtw_rx_stbc = 1;
61 static int rtw_ampdu_amsdu;/* 0: disabled, 1:enabled, 2:auto */
62
63 static int rtw_wifi_spec;
64 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
65
66 static int rtw_antdiv_cfg = 2; /* 0:OFF , 1:ON, 2:decide by Efuse config */
67
68 /* 0: decide by efuse
69 * 1: for 88EE, 1Tx and 1RxCG are diversity (2 Ant with SPDT)
70 * 2: for 88EE, 1Tx and 2Rx are diversity (2 Ant, Tx and RxCG are both on aux
71 * port, RxCS is on main port)
72 * 3: for 88EE, 1Tx and 1RxCG are fixed (1Ant, Tx and RxCG are both on aux port)
73 */
74 static int rtw_antdiv_type;
75
76 static int rtw_enusbss;/* 0:disable, 1:enable */
77
78 static int rtw_hwpdn_mode = 2;/* 0:disable, 1:enable, 2: by EFUSE config */
79
80 int rtw_mc2u_disable;
81
82 static int rtw_80211d;
83
84 static char *ifname = "wlan%d";
85 module_param(ifname, charp, 0644);
86 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
87
88 static char *if2name = "wlan%d";
89 module_param(if2name, charp, 0644);
90 MODULE_PARM_DESC(if2name, "The default name to allocate for second interface");
91
92 /* temp mac address if users want to use instead of the mac address in Efuse */
93 char *rtw_initmac;
94
95 module_param(rtw_initmac, charp, 0644);
96 module_param(rtw_channel_plan, int, 0644);
97 module_param(rtw_channel, int, 0644);
98 module_param(rtw_wmm_enable, int, 0644);
99 module_param(rtw_vrtl_carrier_sense, int, 0644);
100 module_param(rtw_vcs_type, int, 0644);
101 module_param(rtw_ht_enable, int, 0644);
102 module_param(rtw_cbw40_enable, int, 0644);
103 module_param(rtw_ampdu_enable, int, 0644);
104 module_param(rtw_rx_stbc, int, 0644);
105 module_param(rtw_ampdu_amsdu, int, 0644);
106 module_param(rtw_power_mgnt, int, 0644);
107 module_param(rtw_smart_ps, int, 0644);
108 module_param(rtw_wifi_spec, int, 0644);
109 module_param(rtw_antdiv_cfg, int, 0644);
110 module_param(rtw_antdiv_type, int, 0644);
111 module_param(rtw_enusbss, int, 0644);
112 module_param(rtw_hwpdn_mode, int, 0644);
113
114 static uint rtw_max_roaming_times = 2;
115 module_param(rtw_max_roaming_times, uint, 0644);
116 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
117
118 static int rtw_fw_iol = 1;/* 0:Disable, 1:enable, 2:by usb speed */
119 module_param(rtw_fw_iol, int, 0644);
120 MODULE_PARM_DESC(rtw_fw_iol, "FW IOL");
121
122 module_param(rtw_mc2u_disable, int, 0644);
123
124 module_param(rtw_80211d, int, 0644);
125 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
126
127 static uint rtw_notch_filter = RTW_NOTCH_FILTER;
128 module_param(rtw_notch_filter, uint, 0644);
129 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
130 module_param_named(debug, rtw_debug, int, 0444);
131 MODULE_PARM_DESC(debug, "Set debug level (1-9) (default 1)");
132
133 static bool rtw_monitor_enable;
134 module_param_named(monitor_enable, rtw_monitor_enable, bool, 0444);
135 MODULE_PARM_DESC(monitor_enable, "Enable monitor interface (default: false)");
136
137 static int netdev_close(struct net_device *pnetdev);
138
loadparam(struct adapter * padapter,struct net_device * pnetdev)139 static void loadparam(struct adapter *padapter, struct net_device *pnetdev)
140 {
141 struct registry_priv *registry_par = &padapter->registrypriv;
142
143 GlobalDebugLevel = rtw_debug;
144
145 memcpy(registry_par->ssid.ssid, "ANY", 3);
146 registry_par->ssid.ssid_length = 3;
147
148 registry_par->channel = (u8)rtw_channel;
149 registry_par->wireless_mode = (u8)rtw_wireless_mode;
150 registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
151 registry_par->vcs_type = (u8)rtw_vcs_type;
152 registry_par->rts_thresh = (u16)rtw_rts_thresh;
153 registry_par->frag_thresh = (u16)rtw_frag_thresh;
154 registry_par->preamble = (u8)rtw_preamble;
155 registry_par->smart_ps = (u8)rtw_smart_ps;
156 registry_par->power_mgnt = (u8)rtw_power_mgnt;
157 registry_par->ips_mode = (u8)rtw_ips_mode;
158 registry_par->mp_mode = 0;
159 registry_par->acm_method = (u8)rtw_acm_method;
160
161 /* UAPSD */
162 registry_par->wmm_enable = (u8)rtw_wmm_enable;
163 registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
164
165 registry_par->ht_enable = (u8)rtw_ht_enable;
166 registry_par->cbw40_enable = (u8)rtw_cbw40_enable;
167 registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
168 registry_par->rx_stbc = (u8)rtw_rx_stbc;
169 registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
170 registry_par->wifi_spec = (u8)rtw_wifi_spec;
171 registry_par->channel_plan = (u8)rtw_channel_plan;
172 registry_par->accept_addba_req = true;
173 registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
174 registry_par->antdiv_type = (u8)rtw_antdiv_type;
175 registry_par->hwpdn_mode = (u8)rtw_hwpdn_mode;
176
177 registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
178
179 registry_par->fw_iol = rtw_fw_iol;
180
181 registry_par->enable80211d = (u8)rtw_80211d;
182 snprintf(registry_par->ifname, 16, "%s", ifname);
183 snprintf(registry_par->if2name, 16, "%s", if2name);
184 registry_par->notch_filter = (u8)rtw_notch_filter;
185 registry_par->monitor_enable = rtw_monitor_enable;
186 }
187
rtw_net_set_mac_address(struct net_device * pnetdev,void * p)188 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
189 {
190 struct adapter *padapter = rtw_netdev_priv(pnetdev);
191 struct sockaddr *addr = p;
192
193 if (!padapter->bup)
194 memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
195
196 return 0;
197 }
198
rtw_net_get_stats(struct net_device * pnetdev)199 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
200 {
201 struct adapter *padapter = rtw_netdev_priv(pnetdev);
202 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
203 struct recv_priv *precvpriv = &padapter->recvpriv;
204
205 padapter->stats.tx_packets = pxmitpriv->tx_pkts;
206 padapter->stats.rx_packets = precvpriv->rx_pkts;
207 padapter->stats.tx_dropped = pxmitpriv->tx_drop;
208 padapter->stats.rx_dropped = precvpriv->rx_drop;
209 padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
210 padapter->stats.rx_bytes = precvpriv->rx_bytes;
211 return &padapter->stats;
212 }
213
214 /*
215 * AC to queue mapping
216 *
217 * AC_VO -> queue 0
218 * AC_VI -> queue 1
219 * AC_BE -> queue 2
220 * AC_BK -> queue 3
221 */
222 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
223
224 /* Given a data frame determine the 802.1p/1d tag to use. */
rtw_classify8021d(struct sk_buff * skb)225 static unsigned int rtw_classify8021d(struct sk_buff *skb)
226 {
227 unsigned int dscp;
228
229 /* skb->priority values from 256->263 are magic values to
230 * directly indicate a specific 802.1d priority. This is used
231 * to allow 802.1d priority to be passed directly in from VLAN
232 * tags, etc.
233 */
234 if (skb->priority >= 256 && skb->priority <= 263)
235 return skb->priority - 256;
236
237 switch (skb->protocol) {
238 case htons(ETH_P_IP):
239 dscp = ip_hdr(skb)->tos & 0xfc;
240 break;
241 default:
242 return 0;
243 }
244
245 return dscp >> 5;
246 }
247
rtw_select_queue(struct net_device * dev,struct sk_buff * skb,struct net_device * sb_dev)248 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
249 struct net_device *sb_dev)
250 {
251 struct adapter *padapter = rtw_netdev_priv(dev);
252 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
253
254 skb->priority = rtw_classify8021d(skb);
255
256 if (pmlmepriv->acm_mask != 0)
257 skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
258
259 return rtw_1d_to_queue[skb->priority];
260 }
261
rtw_recv_select_queue(struct sk_buff * skb)262 u16 rtw_recv_select_queue(struct sk_buff *skb)
263 {
264 struct iphdr *piphdr;
265 unsigned int dscp;
266 __be16 eth_type;
267 u32 priority;
268 u8 *pdata = skb->data;
269
270 memcpy(ð_type, pdata + (ETH_ALEN << 1), 2);
271
272 switch (eth_type) {
273 case htons(ETH_P_IP):
274 piphdr = (struct iphdr *)(pdata + ETH_HLEN);
275 dscp = piphdr->tos & 0xfc;
276 priority = dscp >> 5;
277 break;
278 default:
279 priority = 0;
280 }
281
282 return rtw_1d_to_queue[priority];
283 }
284
285 static const struct net_device_ops rtw_netdev_ops = {
286 .ndo_open = netdev_open,
287 .ndo_stop = netdev_close,
288 .ndo_start_xmit = rtw_xmit_entry,
289 .ndo_select_queue = rtw_select_queue,
290 .ndo_set_mac_address = rtw_net_set_mac_address,
291 .ndo_get_stats = rtw_net_get_stats,
292 .ndo_do_ioctl = rtw_ioctl,
293 };
294
rtw_init_netdev_name(struct net_device * pnetdev,const char * ifname)295 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
296 {
297 if (dev_alloc_name(pnetdev, ifname) < 0)
298 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("dev_alloc_name, fail!\n"));
299
300 netif_carrier_off(pnetdev);
301 return 0;
302 }
303
304 static const struct device_type wlan_type = {
305 .name = "wlan",
306 };
307
rtw_init_netdev(struct adapter * old_padapter)308 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
309 {
310 struct adapter *padapter;
311 struct net_device *pnetdev = NULL;
312
313 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
314
315 if (old_padapter)
316 pnetdev = rtw_alloc_etherdev_with_old_priv((void *)old_padapter);
317
318 if (!pnetdev)
319 return NULL;
320
321 pnetdev->dev.type = &wlan_type;
322 padapter = rtw_netdev_priv(pnetdev);
323 padapter->pnetdev = pnetdev;
324 DBG_88E("register rtw_netdev_ops to netdev_ops\n");
325 pnetdev->netdev_ops = &rtw_netdev_ops;
326 pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
327 pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
328
329 loadparam(padapter, pnetdev);
330
331 return pnetdev;
332 }
333
rtw_start_drv_threads(struct adapter * padapter)334 static int rtw_start_drv_threads(struct adapter *padapter)
335 {
336 int err = 0;
337
338 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
339
340 padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter,
341 "RTW_CMD_THREAD");
342 if (IS_ERR(padapter->cmdThread))
343 err = PTR_ERR(padapter->cmdThread);
344 else
345 /* wait for cmd_thread to run */
346 wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
347
348 return err;
349 }
350
rtw_stop_drv_threads(struct adapter * padapter)351 void rtw_stop_drv_threads(struct adapter *padapter)
352 {
353 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
354
355 /* Below is to terminate rtw_cmd_thread & event_thread... */
356 complete(&padapter->cmdpriv.cmd_queue_comp);
357 if (padapter->cmdThread)
358 wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
359 }
360
rtw_init_default_value(struct adapter * padapter)361 static u8 rtw_init_default_value(struct adapter *padapter)
362 {
363 struct registry_priv *pregistrypriv = &padapter->registrypriv;
364 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
365 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
366 struct security_priv *psecuritypriv = &padapter->securitypriv;
367
368 /* xmit_priv */
369 pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
370 pxmitpriv->vcs = pregistrypriv->vcs_type;
371 pxmitpriv->vcs_type = pregistrypriv->vcs_type;
372 pxmitpriv->frag_len = pregistrypriv->frag_thresh;
373
374 /* mlme_priv */
375 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
376 pmlmepriv->scan_mode = SCAN_ACTIVE;
377
378 /* ht_priv */
379 pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
380
381 /* security_priv */
382 psecuritypriv->binstallGrpkey = _FAIL;
383 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
384 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
385 psecuritypriv->dot11PrivacyKeyIndex = 0;
386 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
387 psecuritypriv->dot118021XGrpKeyid = 1;
388 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
389 psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
390
391 /* registry_priv */
392 rtw_init_registrypriv_dev_network(padapter);
393 rtw_update_registrypriv_dev_network(padapter);
394
395 /* hal_priv */
396 rtw_hal_def_value_init(padapter);
397
398 /* misc. */
399 padapter->bReadPortCancel = false;
400 padapter->bWritePortCancel = false;
401 return _SUCCESS;
402 }
403
rtw_reset_drv_sw(struct adapter * padapter)404 u8 rtw_reset_drv_sw(struct adapter *padapter)
405 {
406 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
407 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
408
409 /* hal_priv */
410 rtw_hal_def_value_init(padapter);
411 padapter->bReadPortCancel = false;
412 padapter->bWritePortCancel = false;
413 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
414
415 padapter->xmitpriv.tx_pkts = 0;
416 padapter->recvpriv.rx_pkts = 0;
417
418 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
419
420 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
421 rtw_hal_sreset_init(padapter);
422 pwrctrlpriv->pwr_state_check_cnts = 0;
423
424 /* mlmeextpriv */
425 padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
426
427 rtw_set_signal_stat_timer(&padapter->recvpriv);
428
429 return _SUCCESS;
430 }
431
rtw_init_drv_sw(struct adapter * padapter)432 u8 rtw_init_drv_sw(struct adapter *padapter)
433 {
434 u8 ret8 = _SUCCESS;
435
436 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
437
438 if ((rtw_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) {
439 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
440 ret8 = _FAIL;
441 goto exit;
442 }
443
444 padapter->cmdpriv.padapter = padapter;
445
446 if (rtw_init_mlme_priv(padapter) == _FAIL) {
447 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
448 ret8 = _FAIL;
449 goto exit;
450 }
451
452 if (init_mlme_ext_priv(padapter) == _FAIL) {
453 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_ext_priv\n"));
454 ret8 = _FAIL;
455 goto exit;
456 }
457
458 if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
459 DBG_88E("Can't _rtw_init_xmit_priv\n");
460 ret8 = _FAIL;
461 goto exit;
462 }
463
464 if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
465 DBG_88E("Can't _rtw_init_recv_priv\n");
466 ret8 = _FAIL;
467 goto exit;
468 }
469
470 if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
471 DBG_88E("Can't _rtw_init_sta_priv\n");
472 ret8 = _FAIL;
473 goto exit;
474 }
475
476 padapter->stapriv.padapter = padapter;
477
478 rtw_init_bcmc_stainfo(padapter);
479
480 rtw_init_pwrctrl_priv(padapter);
481
482 ret8 = rtw_init_default_value(padapter);
483
484 rtw_hal_dm_init(padapter);
485 rtw_hal_sw_led_init(padapter);
486
487 rtw_hal_sreset_init(padapter);
488
489 exit:
490 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-%s\n", __func__));
491
492 return ret8;
493 }
494
rtw_cancel_all_timer(struct adapter * padapter)495 void rtw_cancel_all_timer(struct adapter *padapter)
496 {
497 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
498
499 del_timer_sync(&padapter->mlmepriv.assoc_timer);
500 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel association timer complete!\n", __func__));
501
502 del_timer_sync(&padapter->mlmepriv.scan_to_timer);
503 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel scan_to_timer!\n", __func__));
504
505 del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
506 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel dynamic_chk_timer!\n", __func__));
507
508 /* cancel sw led timer */
509 rtw_hal_sw_led_deinit(padapter);
510 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel DeInitSwLeds!\n", __func__));
511
512 del_timer_sync(&padapter->pwrctrlpriv.pwr_state_check_timer);
513
514 del_timer_sync(&padapter->recvpriv.signal_stat_timer);
515 }
516
rtw_free_drv_sw(struct adapter * padapter)517 u8 rtw_free_drv_sw(struct adapter *padapter)
518 {
519 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>%s", __func__));
520
521 free_mlme_ext_priv(&padapter->mlmeextpriv);
522
523 rtw_free_mlme_priv(&padapter->mlmepriv);
524 _rtw_free_xmit_priv(&padapter->xmitpriv);
525
526 /* will free bcmc_stainfo here */
527 _rtw_free_sta_priv(&padapter->stapriv);
528
529 _rtw_free_recv_priv(&padapter->recvpriv);
530
531 rtw_hal_free_data(padapter);
532
533 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<== %s\n", __func__));
534
535 mutex_destroy(&padapter->hw_init_mutex);
536
537 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-%s\n", __func__));
538
539 return _SUCCESS;
540 }
541
_netdev_open(struct net_device * pnetdev)542 static int _netdev_open(struct net_device *pnetdev)
543 {
544 uint status;
545 int err;
546 struct adapter *padapter = rtw_netdev_priv(pnetdev);
547 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
548
549 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - dev_open\n"));
550 DBG_88E("+88eu_drv - drv_open, bup =%d\n", padapter->bup);
551
552 if (pwrctrlpriv->ps_flag) {
553 padapter->net_closed = false;
554 goto netdev_open_normal_process;
555 }
556
557 if (!padapter->bup) {
558 padapter->bDriverStopped = false;
559 padapter->bSurpriseRemoved = false;
560
561 status = rtw_hal_init(padapter);
562 if (status == _FAIL) {
563 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl88eu_hal_init(): Can't init h/w!\n"));
564 goto netdev_open_error;
565 }
566
567 pr_info("MAC Address = %pM\n", pnetdev->dev_addr);
568
569 err = rtw_start_drv_threads(padapter);
570 if (err) {
571 pr_info("Initialize driver software resource Failed!\n");
572 goto netdev_open_error;
573 }
574
575 if (init_hw_mlme_ext(padapter) == _FAIL) {
576 pr_info("can't init mlme_ext_priv\n");
577 goto netdev_open_error;
578 }
579 rtw_hal_inirp_init(padapter);
580
581 led_control_8188eu(padapter, LED_CTL_NO_LINK);
582
583 padapter->bup = true;
584 }
585 padapter->net_closed = false;
586
587 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
588 jiffies + msecs_to_jiffies(2000));
589
590 padapter->pwrctrlpriv.bips_processing = false;
591 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
592
593 if (!rtw_netif_queue_stopped(pnetdev))
594 netif_tx_start_all_queues(pnetdev);
595 else
596 netif_tx_wake_all_queues(pnetdev);
597
598 netdev_open_normal_process:
599 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - dev_open\n"));
600 DBG_88E("-88eu_drv - drv_open, bup =%d\n", padapter->bup);
601 return 0;
602
603 netdev_open_error:
604 padapter->bup = false;
605 netif_carrier_off(pnetdev);
606 netif_tx_stop_all_queues(pnetdev);
607 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-88eu_drv - dev_open, fail!\n"));
608 DBG_88E("-88eu_drv - drv_open fail, bup =%d\n", padapter->bup);
609 return -1;
610 }
611
netdev_open(struct net_device * pnetdev)612 int netdev_open(struct net_device *pnetdev)
613 {
614 int ret;
615 struct adapter *padapter = rtw_netdev_priv(pnetdev);
616
617 if (mutex_lock_interruptible(&padapter->hw_init_mutex))
618 return -ERESTARTSYS;
619 ret = _netdev_open(pnetdev);
620 mutex_unlock(&padapter->hw_init_mutex);
621 return ret;
622 }
623
ips_netdrv_open(struct adapter * padapter)624 int ips_netdrv_open(struct adapter *padapter)
625 {
626 int status = _SUCCESS;
627
628 padapter->net_closed = false;
629 DBG_88E("===> %s.........\n", __func__);
630
631 padapter->bDriverStopped = false;
632 padapter->bSurpriseRemoved = false;
633
634 status = rtw_hal_init(padapter);
635 if (status == _FAIL) {
636 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("%s(): Can't init h/w!\n", __func__));
637 goto netdev_open_error;
638 }
639
640 rtw_hal_inirp_init(padapter);
641
642 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
643 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
644 jiffies + msecs_to_jiffies(5000));
645
646 return _SUCCESS;
647
648 netdev_open_error:
649 DBG_88E("-%s - drv_open failure, bup =%d\n", __func__, padapter->bup);
650
651 return _FAIL;
652 }
653
rtw_ips_pwr_up(struct adapter * padapter)654 int rtw_ips_pwr_up(struct adapter *padapter)
655 {
656 int result;
657 unsigned long start_time = jiffies;
658
659 DBG_88E("===> %s..............\n", __func__);
660 rtw_reset_drv_sw(padapter);
661
662 result = ips_netdrv_open(padapter);
663
664 led_control_8188eu(padapter, LED_CTL_NO_LINK);
665
666 DBG_88E("<=== %s.............. in %dms\n", __func__,
667 jiffies_to_msecs(jiffies - start_time));
668 return result;
669 }
670
rtw_ips_pwr_down(struct adapter * padapter)671 void rtw_ips_pwr_down(struct adapter *padapter)
672 {
673 unsigned long start_time = jiffies;
674
675 DBG_88E("===> %s...................\n", __func__);
676
677 padapter->net_closed = true;
678
679 led_control_8188eu(padapter, LED_CTL_POWER_OFF);
680
681 rtw_ips_dev_unload(padapter);
682 DBG_88E("<=== %s..................... in %dms\n", __func__,
683 jiffies_to_msecs(jiffies - start_time));
684 }
685
rtw_ips_dev_unload(struct adapter * padapter)686 void rtw_ips_dev_unload(struct adapter *padapter)
687 {
688 DBG_88E("====> %s...\n", __func__);
689
690 rtw_hal_set_hwreg(padapter, HW_VAR_FIFO_CLEARN_UP, NULL);
691
692 usb_intf_stop(padapter);
693
694 /* s5. */
695 if (!padapter->bSurpriseRemoved)
696 rtw_hal_deinit(padapter);
697 }
698
netdev_close(struct net_device * pnetdev)699 static int netdev_close(struct net_device *pnetdev)
700 {
701 struct adapter *padapter = rtw_netdev_priv(pnetdev);
702
703 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - drv_close\n"));
704
705 if (padapter->pwrctrlpriv.bInternalAutoSuspend) {
706 if (padapter->pwrctrlpriv.rf_pwrstate == rf_off)
707 padapter->pwrctrlpriv.ps_flag = true;
708 }
709 padapter->net_closed = true;
710
711 if (padapter->pwrctrlpriv.rf_pwrstate == rf_on) {
712 DBG_88E("(2)88eu_drv - drv_close, bup =%d, hw_init_completed =%d\n",
713 padapter->bup, padapter->hw_init_completed);
714
715 /* s1. */
716 if (pnetdev) {
717 if (!rtw_netif_queue_stopped(pnetdev))
718 netif_tx_stop_all_queues(pnetdev);
719 }
720
721 /* s2. */
722 LeaveAllPowerSaveMode(padapter);
723 rtw_disassoc_cmd(padapter, 500, false);
724 /* s2-2. indicate disconnect to os */
725 rtw_indicate_disconnect(padapter);
726 /* s2-3. */
727 rtw_free_assoc_resources(padapter);
728 /* s2-4. */
729 rtw_free_network_queue(padapter, true);
730 /* Close LED */
731 led_control_8188eu(padapter, LED_CTL_POWER_OFF);
732 }
733
734 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - drv_close\n"));
735 DBG_88E("-88eu_drv - drv_close, bup =%d\n", padapter->bup);
736 return 0;
737 }
738