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 = 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 = 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 = 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
295 static const struct device_type wlan_type = {
296 .name = "wlan",
297 };
298
rtw_init_netdev(void)299 struct net_device *rtw_init_netdev(void)
300 {
301 struct adapter *padapter;
302 struct net_device *pnetdev;
303
304 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+init_net_dev\n"));
305
306 pnetdev = alloc_etherdev_mq(sizeof(struct adapter), 4);
307 if (!pnetdev)
308 return NULL;
309
310 pnetdev->dev.type = &wlan_type;
311 padapter = netdev_priv(pnetdev);
312 padapter->pnetdev = pnetdev;
313 DBG_88E("register rtw_netdev_ops to netdev_ops\n");
314 pnetdev->netdev_ops = &rtw_netdev_ops;
315 pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
316 pnetdev->wireless_handlers = (struct iw_handler_def *)&rtw_handlers_def;
317
318 loadparam(padapter, pnetdev);
319
320 return pnetdev;
321 }
322
rtw_start_drv_threads(struct adapter * padapter)323 static int rtw_start_drv_threads(struct adapter *padapter)
324 {
325 int err = 0;
326
327 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
328
329 padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter,
330 "RTW_CMD_THREAD");
331 if (IS_ERR(padapter->cmdThread))
332 err = PTR_ERR(padapter->cmdThread);
333 else
334 /* wait for cmd_thread to run */
335 wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
336
337 return err;
338 }
339
rtw_stop_drv_threads(struct adapter * padapter)340 void rtw_stop_drv_threads(struct adapter *padapter)
341 {
342 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
343
344 /* Below is to terminate rtw_cmd_thread & event_thread... */
345 complete(&padapter->cmdpriv.cmd_queue_comp);
346 if (padapter->cmdThread)
347 wait_for_completion_interruptible(&padapter->cmdpriv.terminate_cmdthread_comp);
348 }
349
rtw_init_default_value(struct adapter * padapter)350 static u8 rtw_init_default_value(struct adapter *padapter)
351 {
352 struct registry_priv *pregistrypriv = &padapter->registrypriv;
353 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
354 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
355 struct security_priv *psecuritypriv = &padapter->securitypriv;
356
357 /* xmit_priv */
358 pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
359 pxmitpriv->vcs = pregistrypriv->vcs_type;
360 pxmitpriv->vcs_type = pregistrypriv->vcs_type;
361 pxmitpriv->frag_len = pregistrypriv->frag_thresh;
362
363 /* mlme_priv */
364 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
365 pmlmepriv->scan_mode = SCAN_ACTIVE;
366
367 /* ht_priv */
368 pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
369
370 /* security_priv */
371 psecuritypriv->binstallGrpkey = _FAIL;
372 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
373 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
374 psecuritypriv->dot11PrivacyKeyIndex = 0;
375 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
376 psecuritypriv->dot118021XGrpKeyid = 1;
377 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
378 psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
379
380 /* registry_priv */
381 rtw_init_registrypriv_dev_network(padapter);
382 rtw_update_registrypriv_dev_network(padapter);
383
384 /* hal_priv */
385 rtw_hal_def_value_init(padapter);
386
387 /* misc. */
388 padapter->bReadPortCancel = false;
389 padapter->bWritePortCancel = false;
390 return _SUCCESS;
391 }
392
rtw_reset_drv_sw(struct adapter * padapter)393 u8 rtw_reset_drv_sw(struct adapter *padapter)
394 {
395 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
396 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
397
398 /* hal_priv */
399 rtw_hal_def_value_init(padapter);
400 padapter->bReadPortCancel = false;
401 padapter->bWritePortCancel = false;
402 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
403
404 padapter->xmitpriv.tx_pkts = 0;
405 padapter->recvpriv.rx_pkts = 0;
406
407 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
408
409 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
410 rtw_hal_sreset_init(padapter);
411 pwrctrlpriv->pwr_state_check_cnts = 0;
412
413 /* mlmeextpriv */
414 padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
415
416 rtw_set_signal_stat_timer(&padapter->recvpriv);
417
418 return _SUCCESS;
419 }
420
rtw_init_drv_sw(struct adapter * padapter)421 u8 rtw_init_drv_sw(struct adapter *padapter)
422 {
423 u8 ret8 = _SUCCESS;
424
425 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
426
427 if ((rtw_init_cmd_priv(&padapter->cmdpriv)) == _FAIL) {
428 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init cmd_priv\n"));
429 ret8 = _FAIL;
430 goto exit;
431 }
432
433 padapter->cmdpriv.padapter = padapter;
434
435 if (rtw_init_mlme_priv(padapter) == _FAIL) {
436 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_priv\n"));
437 ret8 = _FAIL;
438 goto exit;
439 }
440
441 if (init_mlme_ext_priv(padapter) == _FAIL) {
442 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("\n Can't init mlme_ext_priv\n"));
443 ret8 = _FAIL;
444 goto exit;
445 }
446
447 if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL) {
448 DBG_88E("Can't _rtw_init_xmit_priv\n");
449 ret8 = _FAIL;
450 goto exit;
451 }
452
453 if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL) {
454 DBG_88E("Can't _rtw_init_recv_priv\n");
455 ret8 = _FAIL;
456 goto exit;
457 }
458
459 if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL) {
460 DBG_88E("Can't _rtw_init_sta_priv\n");
461 ret8 = _FAIL;
462 goto exit;
463 }
464
465 padapter->stapriv.padapter = padapter;
466
467 rtw_init_bcmc_stainfo(padapter);
468
469 rtw_init_pwrctrl_priv(padapter);
470
471 ret8 = rtw_init_default_value(padapter);
472
473 rtw_hal_dm_init(padapter);
474 rtw_hal_sw_led_init(padapter);
475
476 rtw_hal_sreset_init(padapter);
477
478 exit:
479 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-%s\n", __func__));
480
481 return ret8;
482 }
483
rtw_cancel_all_timer(struct adapter * padapter)484 void rtw_cancel_all_timer(struct adapter *padapter)
485 {
486 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+%s\n", __func__));
487
488 del_timer_sync(&padapter->mlmepriv.assoc_timer);
489 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel association timer complete!\n", __func__));
490
491 del_timer_sync(&padapter->mlmepriv.scan_to_timer);
492 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel scan_to_timer!\n", __func__));
493
494 del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
495 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel dynamic_chk_timer!\n", __func__));
496
497 /* cancel sw led timer */
498 rtw_hal_sw_led_deinit(padapter);
499 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("%s:cancel DeInitSwLeds!\n", __func__));
500
501 del_timer_sync(&padapter->pwrctrlpriv.pwr_state_check_timer);
502
503 del_timer_sync(&padapter->recvpriv.signal_stat_timer);
504 }
505
rtw_free_drv_sw(struct adapter * padapter)506 u8 rtw_free_drv_sw(struct adapter *padapter)
507 {
508 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("==>%s", __func__));
509
510 free_mlme_ext_priv(&padapter->mlmeextpriv);
511
512 rtw_free_mlme_priv(&padapter->mlmepriv);
513 _rtw_free_xmit_priv(&padapter->xmitpriv);
514
515 /* will free bcmc_stainfo here */
516 _rtw_free_sta_priv(&padapter->stapriv);
517
518 _rtw_free_recv_priv(&padapter->recvpriv);
519
520 rtw_hal_free_data(padapter);
521
522 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("<== %s\n", __func__));
523
524 mutex_destroy(&padapter->hw_init_mutex);
525
526 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-%s\n", __func__));
527
528 return _SUCCESS;
529 }
530
_netdev_open(struct net_device * pnetdev)531 static int _netdev_open(struct net_device *pnetdev)
532 {
533 uint status;
534 int err;
535 struct adapter *padapter = netdev_priv(pnetdev);
536 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
537
538 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - dev_open\n"));
539 DBG_88E("+88eu_drv - drv_open, bup =%d\n", padapter->bup);
540
541 if (pwrctrlpriv->ps_flag) {
542 padapter->net_closed = false;
543 goto netdev_open_normal_process;
544 }
545
546 if (!padapter->bup) {
547 padapter->bDriverStopped = false;
548 padapter->bSurpriseRemoved = false;
549
550 status = rtw_hal_init(padapter);
551 if (status == _FAIL) {
552 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("rtl88eu_hal_init(): Can't init h/w!\n"));
553 goto netdev_open_error;
554 }
555
556 pr_info("MAC Address = %pM\n", pnetdev->dev_addr);
557
558 err = rtw_start_drv_threads(padapter);
559 if (err) {
560 pr_info("Initialize driver software resource Failed!\n");
561 goto netdev_open_error;
562 }
563
564 if (init_hw_mlme_ext(padapter) == _FAIL) {
565 pr_info("can't init mlme_ext_priv\n");
566 goto netdev_open_error;
567 }
568 rtw_hal_inirp_init(padapter);
569
570 led_control_8188eu(padapter, LED_CTL_NO_LINK);
571
572 padapter->bup = true;
573 }
574 padapter->net_closed = false;
575
576 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
577 jiffies + msecs_to_jiffies(2000));
578
579 padapter->pwrctrlpriv.bips_processing = false;
580 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
581
582 if (!rtw_netif_queue_stopped(pnetdev))
583 netif_tx_start_all_queues(pnetdev);
584 else
585 netif_tx_wake_all_queues(pnetdev);
586
587 netdev_open_normal_process:
588 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - dev_open\n"));
589 DBG_88E("-88eu_drv - drv_open, bup =%d\n", padapter->bup);
590 return 0;
591
592 netdev_open_error:
593 padapter->bup = false;
594 netif_carrier_off(pnetdev);
595 netif_tx_stop_all_queues(pnetdev);
596 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("-88eu_drv - dev_open, fail!\n"));
597 DBG_88E("-88eu_drv - drv_open fail, bup =%d\n", padapter->bup);
598 return -1;
599 }
600
netdev_open(struct net_device * pnetdev)601 int netdev_open(struct net_device *pnetdev)
602 {
603 int ret;
604 struct adapter *padapter = netdev_priv(pnetdev);
605
606 if (mutex_lock_interruptible(&padapter->hw_init_mutex))
607 return -ERESTARTSYS;
608 ret = _netdev_open(pnetdev);
609 mutex_unlock(&padapter->hw_init_mutex);
610 return ret;
611 }
612
ips_netdrv_open(struct adapter * padapter)613 int ips_netdrv_open(struct adapter *padapter)
614 {
615 int status = _SUCCESS;
616
617 padapter->net_closed = false;
618 DBG_88E("===> %s.........\n", __func__);
619
620 padapter->bDriverStopped = false;
621 padapter->bSurpriseRemoved = false;
622
623 status = rtw_hal_init(padapter);
624 if (status == _FAIL) {
625 RT_TRACE(_module_os_intfs_c_, _drv_err_, ("%s(): Can't init h/w!\n", __func__));
626 goto netdev_open_error;
627 }
628
629 rtw_hal_inirp_init(padapter);
630
631 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
632 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
633 jiffies + msecs_to_jiffies(5000));
634
635 return _SUCCESS;
636
637 netdev_open_error:
638 DBG_88E("-%s - drv_open failure, bup =%d\n", __func__, padapter->bup);
639
640 return _FAIL;
641 }
642
rtw_ips_pwr_up(struct adapter * padapter)643 int rtw_ips_pwr_up(struct adapter *padapter)
644 {
645 int result;
646 unsigned long start_time = jiffies;
647
648 DBG_88E("===> %s..............\n", __func__);
649 rtw_reset_drv_sw(padapter);
650
651 result = ips_netdrv_open(padapter);
652
653 led_control_8188eu(padapter, LED_CTL_NO_LINK);
654
655 DBG_88E("<=== %s.............. in %dms\n", __func__,
656 jiffies_to_msecs(jiffies - start_time));
657 return result;
658 }
659
rtw_ips_pwr_down(struct adapter * padapter)660 void rtw_ips_pwr_down(struct adapter *padapter)
661 {
662 unsigned long start_time = jiffies;
663
664 DBG_88E("===> %s...................\n", __func__);
665
666 padapter->net_closed = true;
667
668 led_control_8188eu(padapter, LED_CTL_POWER_OFF);
669
670 rtw_ips_dev_unload(padapter);
671 DBG_88E("<=== %s..................... in %dms\n", __func__,
672 jiffies_to_msecs(jiffies - start_time));
673 }
674
rtw_ips_dev_unload(struct adapter * padapter)675 void rtw_ips_dev_unload(struct adapter *padapter)
676 {
677 DBG_88E("====> %s...\n", __func__);
678
679 rtw_hal_set_hwreg(padapter, HW_VAR_FIFO_CLEARN_UP, NULL);
680
681 usb_intf_stop(padapter);
682
683 /* s5. */
684 if (!padapter->bSurpriseRemoved)
685 rtw_hal_deinit(padapter);
686 }
687
netdev_close(struct net_device * pnetdev)688 static int netdev_close(struct net_device *pnetdev)
689 {
690 struct adapter *padapter = netdev_priv(pnetdev);
691
692 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("+88eu_drv - drv_close\n"));
693
694 if (padapter->pwrctrlpriv.bInternalAutoSuspend) {
695 if (padapter->pwrctrlpriv.rf_pwrstate == rf_off)
696 padapter->pwrctrlpriv.ps_flag = true;
697 }
698 padapter->net_closed = true;
699
700 if (padapter->pwrctrlpriv.rf_pwrstate == rf_on) {
701 DBG_88E("(2)88eu_drv - drv_close, bup =%d, hw_init_completed =%d\n",
702 padapter->bup, padapter->hw_init_completed);
703
704 /* s1. */
705 if (pnetdev) {
706 if (!rtw_netif_queue_stopped(pnetdev))
707 netif_tx_stop_all_queues(pnetdev);
708 }
709
710 /* s2. */
711 LeaveAllPowerSaveMode(padapter);
712 rtw_disassoc_cmd(padapter, 500, false);
713 /* s2-2. indicate disconnect to os */
714 rtw_indicate_disconnect(padapter);
715 /* s2-3. */
716 rtw_free_assoc_resources(padapter);
717 /* s2-4. */
718 rtw_free_network_queue(padapter, true);
719 /* Close LED */
720 led_control_8188eu(padapter, LED_CTL_POWER_OFF);
721 }
722
723 RT_TRACE(_module_os_intfs_c_, _drv_info_, ("-88eu_drv - drv_close\n"));
724 DBG_88E("-88eu_drv - drv_close, bup =%d\n", padapter->bup);
725 return 0;
726 }
727