1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
4 *
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.
8 *
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
12 * more details.
13 *
14 ******************************************************************************/
15 #define _OS_INTFS_C_
16
17 #include <osdep_service.h>
18 #include <drv_types.h>
19 #include <xmit_osdep.h>
20 #include <recv_osdep.h>
21 #include <hal_intf.h>
22 #include <rtw_version.h>
23
24 #include <rtl8723a_hal.h>
25
26 MODULE_LICENSE("GPL");
27 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
28 MODULE_AUTHOR("Realtek Semiconductor Corp.");
29 MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>");
30 MODULE_AUTHOR("Jes Sorensen <Jes.Sorensen@redhat.com>");
31 MODULE_VERSION(DRIVERVERSION);
32 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_A.bin");
33 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B.bin");
34 MODULE_FIRMWARE("rtlwifi/rtl8723aufw_B_NoBT.bin");
35
36 /* module param defaults */
37 static int rtw_chip_version;
38 static int rtw_rfintfs = HWPI;
39 static int rtw_debug = 1;
40
41 static int rtw_channel = 1;/* ad-hoc support requirement */
42 static int rtw_wireless_mode = WIRELESS_11BG_24N;
43 static int rtw_vrtl_carrier_sense = AUTO_VCS;
44 static int rtw_vcs_type = RTS_CTS;/* */
45 static int rtw_rts_thresh = 2347;/* */
46 static int rtw_frag_thresh = 2346;/* */
47 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
48 static int rtw_scan_mode = 1;/* active, passive */
49 static int rtw_adhoc_tx_pwr = 1;
50 static int rtw_soft_ap;
51 static int rtw_power_mgnt = 1;
52 static int rtw_ips_mode = IPS_NORMAL;
53
54 static int rtw_smart_ps = 2;
55
56 module_param(rtw_ips_mode, int, 0644);
57 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
58
59 static int rtw_long_retry_lmt = 7;
60 static int rtw_short_retry_lmt = 7;
61 static int rtw_busy_thresh = 40;
62 static int rtw_ack_policy = NORMAL_ACK;
63
64 static int rtw_acm_method;/* 0:By SW 1:By HW. */
65
66 static int rtw_wmm_enable = 1;/* default is set to enable the wmm. */
67 static int rtw_uapsd_enable;
68
69 static int rtw_ht_enable = 1;
70 /* 0 :diable, bit(0): enable 2.4g, bit(1): enable 5g */
71 static int rtw_cbw40_enable = 3;
72 static int rtw_ampdu_enable = 1;/* for enable tx_ampdu */
73 /* 0: disable, bit(0):enable 2.4g, bit(1):enable 5g, default is set to enable
74 * 2.4GHZ for IOT issue with bufflao's AP at 5GHZ
75 */
76 static int rtw_rx_stbc = 1;
77 static int rtw_ampdu_amsdu;/* 0: disabled, 1:enabled, 2:auto */
78
79 /* Use 2 path Tx to transmit MCS0~7 and legacy mode */
80 static int rtw_lowrate_two_xmit = 1;
81
82 /* int rf_config = RF_1T2R; 1T2R */
83 static int rtw_rf_config = RF_819X_MAX_TYPE; /* auto */
84 static int rtw_low_power;
85 static int rtw_wifi_spec;
86 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
87
88 #ifdef CONFIG_8723AU_BT_COEXIST
89 static int rtw_btcoex_enable = 1;
90 static int rtw_bt_iso = 2;/* 0:Low, 1:High, 2:From Efuse */
91 /* 0:Idle, 1:None-SCO, 2:SCO, 3:From Counter, 4.Busy, 5.OtherBusy */
92 static int rtw_bt_sco = 3;
93 /* 0:Disable BT control A-MPDU, 1:Enable BT control A-MPDU. */
94 static int rtw_bt_ampdu = 1;
95 #endif
96
97 /* 0:Reject AP's Add BA req, 1:Accept AP's Add BA req. */
98 static int rtw_AcceptAddbaReq = true;
99
100 static int rtw_antdiv_cfg = 2; /* 0:OFF , 1:ON, 2:decide by Efuse config */
101 static int rtw_antdiv_type; /* 0:decide by efuse */
102
103 static int rtw_enusbss;/* 0:disable, 1:enable */
104
105 static int rtw_hwpdn_mode = 2;/* 0:disable, 1:enable, 2: by EFUSE config */
106
107 static int rtw_hwpwrp_detect; /* HW power ping detect 0:disable , 1:enable */
108
109 static int rtw_hw_wps_pbc = 1;
110
111 static int rtw_80211d;
112
113 static int rtw_regulatory_id = 0xff;/* Regulatory tab id, 0xff = follow efuse's setting */
114
115 module_param(rtw_regulatory_id, int, 0644);
116
117 static char *ifname = "wlan%d";
118 module_param(ifname, charp, 0644);
119 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
120
121 static char *if2name = "wlan%d";
122 module_param(if2name, charp, 0644);
123 MODULE_PARM_DESC(if2name, "The default name to allocate for second interface");
124
125 module_param(rtw_channel_plan, int, 0644);
126 module_param(rtw_chip_version, int, 0644);
127 module_param(rtw_rfintfs, int, 0644);
128 module_param(rtw_channel, int, 0644);
129 module_param(rtw_wmm_enable, int, 0644);
130 module_param(rtw_vrtl_carrier_sense, int, 0644);
131 module_param(rtw_vcs_type, int, 0644);
132 module_param(rtw_busy_thresh, int, 0644);
133 module_param(rtw_ht_enable, int, 0644);
134 module_param(rtw_cbw40_enable, int, 0644);
135 module_param(rtw_ampdu_enable, int, 0644);
136 module_param(rtw_rx_stbc, int, 0644);
137 module_param(rtw_ampdu_amsdu, int, 0644);
138
139 module_param(rtw_lowrate_two_xmit, int, 0644);
140
141 module_param(rtw_rf_config, int, 0644);
142 module_param(rtw_power_mgnt, int, 0644);
143 module_param(rtw_smart_ps, int, 0644);
144 module_param(rtw_low_power, int, 0644);
145 module_param(rtw_wifi_spec, int, 0644);
146
147 module_param(rtw_antdiv_cfg, int, 0644);
148
149 module_param(rtw_enusbss, int, 0644);
150 module_param(rtw_hwpdn_mode, int, 0644);
151 module_param(rtw_hwpwrp_detect, int, 0644);
152
153 module_param(rtw_hw_wps_pbc, int, 0644);
154
155 static uint rtw_max_roaming_times = 2;
156 module_param(rtw_max_roaming_times, uint, 0644);
157 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
158
159 module_param(rtw_80211d, int, 0644);
160 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
161
162 #ifdef CONFIG_8723AU_BT_COEXIST
163 module_param(rtw_btcoex_enable, int, 0644);
164 MODULE_PARM_DESC(rtw_btcoex_enable, "Enable BT co-existence mechanism");
165 #endif
166
167 static uint rtw_notch_filter;
168 module_param(rtw_notch_filter, uint, 0644);
169 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
170 module_param_named(debug, rtw_debug, int, 0444);
171 MODULE_PARM_DESC(debug, "Set debug level (1-9) (default 1)");
172
173 static int netdev_close(struct net_device *pnetdev);
174
loadparam(struct rtw_adapter * padapter,struct net_device * pnetdev)175 static void loadparam(struct rtw_adapter *padapter, struct net_device *pnetdev)
176 {
177 struct registry_priv *registry_par = &padapter->registrypriv;
178
179 GlobalDebugLevel23A = rtw_debug;
180 registry_par->chip_version = (u8)rtw_chip_version;
181 registry_par->rfintfs = (u8)rtw_rfintfs;
182 memcpy(registry_par->ssid.ssid, "ANY", 3);
183 registry_par->ssid.ssid_len = 3;
184 registry_par->channel = (u8)rtw_channel;
185 registry_par->wireless_mode = (u8)rtw_wireless_mode;
186 registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
187 registry_par->vcs_type = (u8)rtw_vcs_type;
188 registry_par->rts_thresh = (u16)rtw_rts_thresh;
189 registry_par->frag_thresh = (u16)rtw_frag_thresh;
190 registry_par->preamble = (u8)rtw_preamble;
191 registry_par->scan_mode = (u8)rtw_scan_mode;
192 registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
193 registry_par->soft_ap = (u8)rtw_soft_ap;
194 registry_par->smart_ps = (u8)rtw_smart_ps;
195 registry_par->power_mgnt = (u8)rtw_power_mgnt;
196 registry_par->ips_mode = (u8)rtw_ips_mode;
197 registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
198 registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
199 registry_par->busy_thresh = (u16)rtw_busy_thresh;
200 registry_par->ack_policy = (u8)rtw_ack_policy;
201 registry_par->acm_method = (u8)rtw_acm_method;
202 /* UAPSD */
203 registry_par->wmm_enable = (u8)rtw_wmm_enable;
204 registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
205 registry_par->ht_enable = (u8)rtw_ht_enable;
206 registry_par->cbw40_enable = (u8)rtw_cbw40_enable;
207 registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
208 registry_par->rx_stbc = (u8)rtw_rx_stbc;
209 registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
210 registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
211 registry_par->rf_config = (u8)rtw_rf_config;
212 registry_par->low_power = (u8)rtw_low_power;
213 registry_par->wifi_spec = (u8)rtw_wifi_spec;
214 registry_par->channel_plan = (u8)rtw_channel_plan;
215 #ifdef CONFIG_8723AU_BT_COEXIST
216 registry_par->btcoex = (u8)rtw_btcoex_enable;
217 registry_par->bt_iso = (u8)rtw_bt_iso;
218 registry_par->bt_sco = (u8)rtw_bt_sco;
219 registry_par->bt_ampdu = (u8)rtw_bt_ampdu;
220 #endif
221 registry_par->bAcceptAddbaReq = (u8)rtw_AcceptAddbaReq;
222 registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
223 registry_par->antdiv_type = (u8)rtw_antdiv_type;
224
225 /* 0:disable, 1:enable, 2:by EFUSE config */
226 registry_par->hwpdn_mode = (u8)rtw_hwpdn_mode;
227 /* 0:disable, 1:enable */
228 registry_par->hwpwrp_detect = (u8)rtw_hwpwrp_detect;
229 registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
230 registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
231 registry_par->enable80211d = (u8)rtw_80211d;
232 snprintf(registry_par->ifname, 16, "%s", ifname);
233 snprintf(registry_par->if2name, 16, "%s", if2name);
234 registry_par->notch_filter = (u8)rtw_notch_filter;
235 registry_par->regulatory_tid = (u8)rtw_regulatory_id;
236 }
237
rtw_net_set_mac_address(struct net_device * pnetdev,void * p)238 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
239 {
240 struct rtw_adapter *padapter = netdev_priv(pnetdev);
241 struct sockaddr *addr = p;
242
243 if (!padapter->bup)
244 ether_addr_copy(padapter->eeprompriv.mac_addr, addr->sa_data);
245 return 0;
246 }
247
rtw_net_get_stats(struct net_device * pnetdev)248 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
249 {
250 struct rtw_adapter *padapter = netdev_priv(pnetdev);
251 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
252 struct recv_priv *precvpriv = &padapter->recvpriv;
253
254 padapter->stats.tx_packets = pxmitpriv->tx_pkts;
255 padapter->stats.rx_packets = precvpriv->rx_pkts;
256 padapter->stats.tx_dropped = pxmitpriv->tx_drop;
257 padapter->stats.rx_dropped = precvpriv->rx_drop;
258 padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
259 padapter->stats.rx_bytes = precvpriv->rx_bytes;
260
261 return &padapter->stats;
262 }
263
264 /*
265 * AC to queue mapping
266 *
267 * AC_VO -> queue 0
268 * AC_VI -> queue 1
269 * AC_BE -> queue 2
270 * AC_BK -> queue 3
271 */
272 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
273
274 /* Given a data frame determine the 802.1p/1d tag to use. */
rtw_classify8021d(struct sk_buff * skb)275 static u32 rtw_classify8021d(struct sk_buff *skb)
276 {
277 u32 dscp;
278
279 /* skb->priority values from 256->263 are magic values to
280 * directly indicate a specific 802.1d priority. This is used
281 * to allow 802.1d priority to be passed directly in from VLAN
282 * tags, etc.
283 */
284 if (skb->priority >= 256 && skb->priority <= 263)
285 return skb->priority - 256;
286 switch (skb->protocol) {
287 case htons(ETH_P_IP):
288 dscp = ip_hdr(skb)->tos & 0xfc;
289 break;
290 default:
291 return 0;
292 }
293 return dscp >> 5;
294 }
295
rtw_select_queue(struct net_device * dev,struct sk_buff * skb,void * accel_priv,select_queue_fallback_t fallback)296 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
297 void *accel_priv,
298 select_queue_fallback_t fallback)
299 {
300 struct rtw_adapter *padapter = netdev_priv(dev);
301 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
302
303 skb->priority = rtw_classify8021d(skb);
304
305 if (pmlmepriv->acm_mask != 0)
306 skb->priority = qos_acm23a(pmlmepriv->acm_mask, skb->priority);
307 return rtw_1d_to_queue[skb->priority];
308 }
309
rtw_recv_select_queue23a(struct sk_buff * skb)310 u16 rtw_recv_select_queue23a(struct sk_buff *skb)
311 {
312 struct iphdr *piphdr;
313 struct ethhdr *eth = (struct ethhdr *)skb->data;
314 unsigned int dscp;
315 u16 eth_type = get_unaligned_be16(ð->h_proto);
316 u32 priority;
317 u8 *pdata = skb->data;
318
319 switch (eth_type) {
320 case ETH_P_IP:
321 piphdr = (struct iphdr *)(pdata + ETH_HLEN);
322 dscp = piphdr->tos & 0xfc;
323 priority = dscp >> 5;
324 break;
325 default:
326 priority = 0;
327 }
328 return rtw_1d_to_queue[priority];
329 }
330
331 static const struct net_device_ops rtw_netdev_ops = {
332 .ndo_open = netdev_open23a,
333 .ndo_stop = netdev_close,
334 .ndo_start_xmit = rtw_xmit23a_entry23a,
335 .ndo_select_queue = rtw_select_queue,
336 .ndo_set_mac_address = rtw_net_set_mac_address,
337 .ndo_get_stats = rtw_net_get_stats,
338 };
339
rtw_init_netdev23a_name23a(struct net_device * pnetdev,const char * ifname)340 int rtw_init_netdev23a_name23a(struct net_device *pnetdev, const char *ifname)
341 {
342 if (dev_alloc_name(pnetdev, ifname) < 0) {
343 RT_TRACE(_module_os_intfs_c_, _drv_err_,
344 "dev_alloc_name, fail!\n");
345 }
346 netif_carrier_off(pnetdev);
347 return 0;
348 }
349
350 static const struct device_type wlan_type = {
351 .name = "wlan",
352 };
353
rtw_init_netdev23a(struct rtw_adapter * old_padapter)354 struct net_device *rtw_init_netdev23a(struct rtw_adapter *old_padapter)
355 {
356 struct rtw_adapter *padapter;
357 struct net_device *pnetdev;
358
359 RT_TRACE(_module_os_intfs_c_, _drv_info_, "+init_net_dev\n");
360
361 pnetdev = alloc_etherdev_mq(sizeof(struct rtw_adapter), 4);
362 if (!pnetdev)
363 return NULL;
364
365 pnetdev->dev.type = &wlan_type;
366 padapter = netdev_priv(pnetdev);
367 padapter->pnetdev = pnetdev;
368
369 DBG_8723A("register rtw_netdev_ops to netdev_ops\n");
370 pnetdev->netdev_ops = &rtw_netdev_ops;
371
372 pnetdev->watchdog_timeo = HZ*3; /* 3 second timeout */
373
374 loadparam(padapter, pnetdev);
375 return pnetdev;
376 }
377
rtw_init_default_value(struct rtw_adapter * padapter)378 static int rtw_init_default_value(struct rtw_adapter *padapter)
379 {
380 struct registry_priv *pregistrypriv = &padapter->registrypriv;
381 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
382 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
383 struct security_priv *psecuritypriv = &padapter->securitypriv;
384
385 /* xmit_priv */
386 pxmitpriv->vcs = pregistrypriv->vcs_type;
387 /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
388 pxmitpriv->frag_len = pregistrypriv->frag_thresh;
389
390 /* mlme_priv */
391 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
392 pmlmepriv->scan_mode = SCAN_ACTIVE;
393
394 /* ht_priv */
395 pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
396
397 /* security_priv */
398 psecuritypriv->binstallGrpkey = 0;
399
400 /* open system */
401 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
402 psecuritypriv->dot11PrivacyAlgrthm = 0;
403
404 psecuritypriv->dot11PrivacyKeyIndex = 0;
405
406 psecuritypriv->dot118021XGrpPrivacy = 0;
407 psecuritypriv->dot118021XGrpKeyid = 1;
408
409 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
410 psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
411
412 /* registry_priv */
413 rtw_init_registrypriv_dev_network23a(padapter);
414 rtw_update_registrypriv_dev_network23a(padapter);
415
416 /* hal_priv */
417 rtl8723a_init_default_value(padapter);
418
419 /* misc. */
420 padapter->bReadPortCancel = false;
421 padapter->bWritePortCancel = false;
422 return _SUCCESS;
423 }
424
rtw_reset_drv_sw23a(struct rtw_adapter * padapter)425 int rtw_reset_drv_sw23a(struct rtw_adapter *padapter)
426 {
427 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
428 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
429
430 /* hal_priv */
431 rtl8723a_init_default_value(padapter);
432 padapter->bReadPortCancel = false;
433 padapter->bWritePortCancel = false;
434 pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
435
436 padapter->xmitpriv.tx_pkts = 0;
437 padapter->recvpriv.rx_pkts = 0;
438
439 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
440
441 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
442
443 rtw_sreset_reset_value(padapter);
444 pwrctrlpriv->pwr_state_check_cnts = 0;
445
446 /* mlmeextpriv */
447 padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
448
449 rtw_set_signal_stat_timer(&padapter->recvpriv);
450 return _SUCCESS;
451 }
452
rtw_init_drv_sw23a(struct rtw_adapter * padapter)453 int rtw_init_drv_sw23a(struct rtw_adapter *padapter)
454 {
455 int ret8 = _SUCCESS;
456
457 RT_TRACE(_module_os_intfs_c_, _drv_info_, "+rtw_init_drv_sw23a\n");
458
459 if (rtw_init_cmd_priv23a(&padapter->cmdpriv) == _FAIL) {
460 RT_TRACE(_module_os_intfs_c_, _drv_err_,
461 "Can't init cmd_priv\n");
462 ret8 = _FAIL;
463 goto exit;
464 }
465
466 padapter->cmdpriv.padapter = padapter;
467
468 if (rtw_init_evt_priv23a(&padapter->evtpriv) == _FAIL) {
469 RT_TRACE(_module_os_intfs_c_, _drv_err_,
470 "Can't init evt_priv\n");
471 ret8 = _FAIL;
472 goto exit;
473 }
474
475 if (rtw_init_mlme_priv23a(padapter) == _FAIL) {
476 RT_TRACE(_module_os_intfs_c_, _drv_err_,
477 "Can't init mlme_priv\n");
478 ret8 = _FAIL;
479 goto exit;
480 }
481
482
483 if (init_mlme_ext_priv23a(padapter) == _FAIL) {
484 RT_TRACE(_module_os_intfs_c_, _drv_err_,
485 "Can't init mlme_ext_priv\n");
486 ret8 = _FAIL;
487 goto exit;
488 }
489
490 if (_rtw_init_xmit_priv23a(&padapter->xmitpriv, padapter) == _FAIL) {
491 DBG_8723A("Can't _rtw_init_xmit_priv23a\n");
492 ret8 = _FAIL;
493 goto exit;
494 }
495
496 if (_rtw_init_recv_priv23a(&padapter->recvpriv, padapter) == _FAIL) {
497 DBG_8723A("Can't _rtw_init_recv_priv23a\n");
498 ret8 = _FAIL;
499 goto exit;
500 }
501
502 if (_rtw_init_sta_priv23a(&padapter->stapriv) == _FAIL) {
503 DBG_8723A("Can't _rtw_init_sta_priv23a\n");
504 ret8 = _FAIL;
505 goto exit;
506 }
507
508 padapter->stapriv.padapter = padapter;
509 padapter->setband = GHZ24_50;
510 rtw_init_bcmc_stainfo23a(padapter);
511
512 rtw_init_pwrctrl_priv23a(padapter);
513
514 ret8 = rtw_init_default_value(padapter);
515
516 rtl8723a_init_dm_priv(padapter);
517
518 rtw_sreset_init(padapter);
519
520 exit:
521
522 RT_TRACE(_module_os_intfs_c_, _drv_info_, "-rtw_init_drv_sw23a\n");
523 return ret8;
524 }
525
rtw_cancel_all_timer23a(struct rtw_adapter * padapter)526 void rtw_cancel_all_timer23a(struct rtw_adapter *padapter)
527 {
528 RT_TRACE(_module_os_intfs_c_, _drv_info_,
529 "+rtw_cancel_all_timer23a\n");
530
531 del_timer_sync(&padapter->mlmepriv.assoc_timer);
532 RT_TRACE(_module_os_intfs_c_, _drv_info_,
533 "%s:cancel association timer complete!\n", __func__);
534
535 del_timer_sync(&padapter->mlmepriv.scan_to_timer);
536 RT_TRACE(_module_os_intfs_c_, _drv_info_,
537 "%s:cancel scan_to_timer!\n", __func__);
538
539 del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer);
540 RT_TRACE(_module_os_intfs_c_, _drv_info_,
541 "%s:cancel dynamic_chk_timer!\n", __func__);
542
543 del_timer_sync(&padapter->pwrctrlpriv.pwr_state_check_timer);
544
545 del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer);
546 rtw_clear_scan_deny(padapter);
547 RT_TRACE(_module_os_intfs_c_, _drv_info_,
548 "%s:cancel set_scan_deny_timer!\n", __func__);
549
550 del_timer_sync(&padapter->recvpriv.signal_stat_timer);
551 }
552
rtw_free_drv_sw23a(struct rtw_adapter * padapter)553 int rtw_free_drv_sw23a(struct rtw_adapter *padapter)
554 {
555 RT_TRACE(_module_os_intfs_c_, _drv_info_, "==>rtw_free_drv_sw23a\n");
556
557 free_mlme_ext_priv23a(&padapter->mlmeextpriv);
558
559 rtw_free_evt_priv23a(&padapter->evtpriv);
560
561 rtw_free_mlme_priv23a(&padapter->mlmepriv);
562
563 _rtw_free_xmit_priv23a(&padapter->xmitpriv);
564
565 /* will free bcmc_stainfo here */
566 _rtw_free_sta_priv23a(&padapter->stapriv);
567
568 _rtw_free_recv_priv23a(&padapter->recvpriv);
569
570 rtw_free_pwrctrl_priv(padapter);
571
572 kfree(padapter->HalData);
573 padapter->HalData = NULL;
574
575 RT_TRACE(_module_os_intfs_c_, _drv_info_, "-rtw_free_drv_sw23a\n");
576 return _SUCCESS;
577 }
578
_rtw_drv_register_netdev(struct rtw_adapter * padapter,char * name)579 static int _rtw_drv_register_netdev(struct rtw_adapter *padapter, char *name)
580 {
581 struct net_device *pnetdev = padapter->pnetdev;
582 int ret = _SUCCESS;
583
584 /* alloc netdev name */
585 rtw_init_netdev23a_name23a(pnetdev, name);
586
587 ether_addr_copy(pnetdev->dev_addr, padapter->eeprompriv.mac_addr);
588
589 /* Tell the network stack we exist */
590 if (register_netdev(pnetdev)) {
591 DBG_8723A("%s(%s): Failed!\n", __func__, pnetdev->name);
592 ret = _FAIL;
593 goto error_register_netdev;
594 }
595 DBG_8723A("%s, MAC Address (if%d) = %pM\n",
596 __func__, padapter->iface_id + 1, pnetdev->dev_addr);
597 return ret;
598
599 error_register_netdev:
600
601 if (padapter->iface_id > IFACE_ID0) {
602 rtw_free_drv_sw23a(padapter);
603
604 free_netdev(pnetdev);
605 }
606 return ret;
607 }
608
rtw_drv_register_netdev(struct rtw_adapter * if1)609 int rtw_drv_register_netdev(struct rtw_adapter *if1)
610 {
611 struct dvobj_priv *dvobj = if1->dvobj;
612 int i, status = _SUCCESS;
613
614 if (dvobj->iface_nums >= IFACE_ID_MAX) {
615 status = _FAIL; /* -EINVAL */
616 goto exit;
617 }
618
619 for (i = 0; i < dvobj->iface_nums; i++) {
620 struct rtw_adapter *padapter = dvobj->padapters[i];
621
622 if (padapter) {
623 char *name;
624
625 if (padapter->iface_id == IFACE_ID0)
626 name = if1->registrypriv.ifname;
627 else if (padapter->iface_id == IFACE_ID1)
628 name = if1->registrypriv.if2name;
629 else
630 name = "wlan%d";
631 status = _rtw_drv_register_netdev(padapter, name);
632 if (status != _SUCCESS)
633 break;
634 }
635 }
636
637 exit:
638 return status;
639 }
640
netdev_open23a(struct net_device * pnetdev)641 int netdev_open23a(struct net_device *pnetdev)
642 {
643 struct rtw_adapter *padapter = netdev_priv(pnetdev);
644 struct pwrctrl_priv *pwrctrlpriv;
645 int ret = 0;
646 int status;
647
648 RT_TRACE(_module_os_intfs_c_, _drv_info_, "+871x_drv - dev_open\n");
649 DBG_8723A("+871x_drv - drv_open, bup =%d\n", padapter->bup);
650
651 mutex_lock(&adapter_to_dvobj(padapter)->hw_init_mutex);
652
653 pwrctrlpriv = &padapter->pwrctrlpriv;
654
655 if (!padapter->bup) {
656 padapter->bDriverStopped = false;
657 padapter->bSurpriseRemoved = false;
658 padapter->bCardDisableWOHSM = false;
659
660 status = rtl8723au_hal_init(padapter);
661 if (status == _FAIL) {
662 RT_TRACE(_module_os_intfs_c_, _drv_err_,
663 "rtl871x_hal_init(): Can't init h/w!\n");
664 goto netdev_open23a_error;
665 }
666
667 DBG_8723A("MAC Address = %pM\n", pnetdev->dev_addr);
668
669 if (init_hw_mlme_ext23a(padapter) == _FAIL) {
670 DBG_8723A("can't init mlme_ext_priv\n");
671 goto netdev_open23a_error;
672 }
673
674 rtl8723au_inirp_init(padapter);
675
676 rtw_cfg80211_init_wiphy(padapter);
677
678 padapter->bup = true;
679 }
680 padapter->net_closed = false;
681
682 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
683 jiffies + msecs_to_jiffies(2000));
684
685 padapter->pwrctrlpriv.bips_processing = false;
686 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
687
688 /* netif_carrier_on(pnetdev);call this func when
689 rtw23a_joinbss_event_cb return success */
690 if (!rtw_netif_queue_stopped(pnetdev))
691 netif_tx_start_all_queues(pnetdev);
692 else
693 netif_tx_wake_all_queues(pnetdev);
694
695 RT_TRACE(_module_os_intfs_c_, _drv_info_, "-871x_drv - dev_open\n");
696 DBG_8723A("-871x_drv - drv_open, bup =%d\n", padapter->bup);
697 exit:
698 mutex_unlock(&adapter_to_dvobj(padapter)->hw_init_mutex);
699 return ret;
700
701 netdev_open23a_error:
702 padapter->bup = false;
703
704 netif_carrier_off(pnetdev);
705 netif_tx_stop_all_queues(pnetdev);
706
707 RT_TRACE(_module_os_intfs_c_, _drv_err_,
708 "-871x_drv - dev_open, fail!\n");
709 DBG_8723A("-871x_drv - drv_open fail, bup =%d\n", padapter->bup);
710
711 ret = -1;
712 goto exit;
713 }
714
ips_netdrv_open(struct rtw_adapter * padapter)715 static int ips_netdrv_open(struct rtw_adapter *padapter)
716 {
717 int status = _SUCCESS;
718
719 padapter->net_closed = false;
720 DBG_8723A("===> %s.........\n", __func__);
721
722 padapter->bDriverStopped = false;
723 padapter->bSurpriseRemoved = false;
724 padapter->bCardDisableWOHSM = false;
725
726 status = rtl8723au_hal_init(padapter);
727 if (status == _FAIL) {
728 RT_TRACE(_module_os_intfs_c_, _drv_err_,
729 "ips_netdrv_open(): Can't init h/w!\n");
730 goto netdev_open23a_error;
731 }
732
733 rtl8723au_inirp_init(padapter);
734
735 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
736 mod_timer(&padapter->mlmepriv.dynamic_chk_timer,
737 jiffies + msecs_to_jiffies(5000));
738
739 return _SUCCESS;
740
741 netdev_open23a_error:
742 /* padapter->bup = false; */
743 DBG_8723A("-ips_netdrv_open - drv_open failure, bup =%d\n",
744 padapter->bup);
745
746 return _FAIL;
747 }
748
rtw_ips_pwr_up23a(struct rtw_adapter * padapter)749 int rtw_ips_pwr_up23a(struct rtw_adapter *padapter)
750 {
751 int result;
752 unsigned long start_time = jiffies;
753
754 DBG_8723A("===> rtw_ips_pwr_up23a..............\n");
755 rtw_reset_drv_sw23a(padapter);
756
757 result = ips_netdrv_open(padapter);
758
759 DBG_8723A("<=== rtw_ips_pwr_up23a.............. in %dms\n",
760 jiffies_to_msecs(jiffies - start_time));
761 return result;
762 }
763
rtw_ips_pwr_down23a(struct rtw_adapter * padapter)764 void rtw_ips_pwr_down23a(struct rtw_adapter *padapter)
765 {
766 unsigned long start_time = jiffies;
767
768 DBG_8723A("===> rtw_ips_pwr_down23a...................\n");
769
770 padapter->bCardDisableWOHSM = true;
771 padapter->net_closed = true;
772
773 rtw_ips_dev_unload23a(padapter);
774 padapter->bCardDisableWOHSM = false;
775 DBG_8723A("<=== rtw_ips_pwr_down23a..................... in %dms\n",
776 jiffies_to_msecs(jiffies - start_time));
777 }
778
rtw_ips_dev_unload23a(struct rtw_adapter * padapter)779 void rtw_ips_dev_unload23a(struct rtw_adapter *padapter)
780 {
781 rtl8723a_fifo_cleanup(padapter);
782
783 rtl8723a_usb_intf_stop(padapter);
784
785 /* s5. */
786 if (!padapter->bSurpriseRemoved)
787 rtl8723au_hal_deinit(padapter);
788 }
789
pm_netdev_open23a(struct net_device * pnetdev,u8 bnormal)790 int pm_netdev_open23a(struct net_device *pnetdev, u8 bnormal)
791 {
792 int status;
793
794 if (bnormal)
795 status = netdev_open23a(pnetdev);
796 else
797 status = (_SUCCESS == ips_netdrv_open(netdev_priv(pnetdev))) ?
798 (0) : (-1);
799
800 return status;
801 }
802
netdev_close(struct net_device * pnetdev)803 static int netdev_close(struct net_device *pnetdev)
804 {
805 struct rtw_adapter *padapter = netdev_priv(pnetdev);
806
807 RT_TRACE(_module_os_intfs_c_, _drv_info_, "+871x_drv - drv_close\n");
808
809 padapter->net_closed = true;
810
811 if (padapter->pwrctrlpriv.rf_pwrstate == rf_on) {
812 DBG_8723A("(2)871x_drv - drv_close, bup =%d, "
813 "hw_init_completed =%d\n", padapter->bup,
814 padapter->hw_init_completed);
815
816 /* s1. */
817 if (pnetdev) {
818 if (!rtw_netif_queue_stopped(pnetdev))
819 netif_tx_stop_all_queues(pnetdev);
820 }
821
822 /* s2. */
823 LeaveAllPowerSaveMode23a(padapter);
824 rtw_disassoc_cmd23a(padapter, 500, false);
825 /* s2-2. indicate disconnect to os */
826 rtw_indicate_disconnect23a(padapter);
827 /* s2-3. */
828 rtw_free_assoc_resources23a(padapter, 1);
829 /* s2-4. */
830 rtw_free_network_queue23a(padapter);
831 }
832
833 rtw_scan_abort23a(padapter);
834
835 RT_TRACE(_module_os_intfs_c_, _drv_info_, "-871x_drv - drv_close\n");
836 DBG_8723A("-871x_drv - drv_close, bup =%d\n", padapter->bup);
837
838 return 0;
839 }
840
rtw_ndev_destructor(struct net_device * ndev)841 void rtw_ndev_destructor(struct net_device *ndev)
842 {
843 DBG_8723A("%s(%s)\n", __func__, ndev->name);
844 kfree(ndev->ieee80211_ptr);
845 free_netdev(ndev);
846 }
847
_rtw_init_queue23a(struct rtw_queue * pqueue)848 void _rtw_init_queue23a(struct rtw_queue *pqueue)
849 {
850 INIT_LIST_HEAD(&pqueue->queue);
851 spin_lock_init(&pqueue->lock);
852 }
853