1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7 #include <drv_types.h>
8 #include <hal_data.h>
9
10 MODULE_LICENSE("GPL");
11 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
12 MODULE_AUTHOR("Realtek Semiconductor Corp.");
13 MODULE_VERSION(DRIVERVERSION);
14
15 /* module param defaults */
16 static int rtw_chip_version;
17 static int rtw_rfintfs = HWPI;
18 static int rtw_lbkmode;/* RTL8712_AIR_TRX; */
19
20
21 static int rtw_network_mode = Ndis802_11IBSS;/* Ndis802_11Infrastructure;infra, ad-hoc, auto */
22 /* struct ndis_802_11_ssid ssid; */
23 static int rtw_channel = 1;/* ad-hoc support requirement */
24 static int rtw_wireless_mode = WIRELESS_11BG_24N;
25 static int rtw_vrtl_carrier_sense = AUTO_VCS;
26 static int rtw_vcs_type = RTS_CTS;/* */
27 static int rtw_rts_thresh = 2347;/* */
28 static int rtw_frag_thresh = 2346;/* */
29 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
30 static int rtw_scan_mode = 1;/* active, passive */
31 static int rtw_adhoc_tx_pwr = 1;
32 static int rtw_soft_ap;
33 /* int smart_ps = 1; */
34 static int rtw_power_mgnt = 1;
35 static int rtw_ips_mode = IPS_NORMAL;
36 module_param(rtw_ips_mode, int, 0644);
37 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
38
39 static int rtw_smart_ps = 2;
40
41 static int rtw_check_fw_ps = 1;
42
43 static int rtw_usb_rxagg_mode = 2;/* USB_RX_AGG_DMA = 1, USB_RX_AGG_USB =2 */
44 module_param(rtw_usb_rxagg_mode, int, 0644);
45
46 static int rtw_radio_enable = 1;
47 static int rtw_long_retry_lmt = 7;
48 static int rtw_short_retry_lmt = 7;
49 static int rtw_busy_thresh = 40;
50 /* int qos_enable = 0; */
51 static int rtw_ack_policy = NORMAL_ACK;
52
53 static int rtw_software_encrypt;
54 static int rtw_software_decrypt;
55
56 static int rtw_acm_method;/* 0:By SW 1:By HW. */
57
58 static int rtw_wmm_enable = 1;/* default is set to enable the wmm. */
59 static int rtw_uapsd_enable;
60 static int rtw_uapsd_max_sp = NO_LIMIT;
61 static int rtw_uapsd_acbk_en;
62 static int rtw_uapsd_acbe_en;
63 static int rtw_uapsd_acvi_en;
64 static int rtw_uapsd_acvo_en;
65
66 int rtw_ht_enable = 1;
67 /*
68 * 0: 20 MHz, 1: 40 MHz
69 * 2.4G use bit 0 ~ 3
70 * 0x01 means enable 2.4G 40MHz
71 */
72 static int rtw_bw_mode = 0x01;
73 static int rtw_ampdu_enable = 1;/* for enable tx_ampdu ,0: disable, 0x1:enable (but wifi_spec should be 0), 0x2: force enable (don't care wifi_spec) */
74 static int rtw_rx_stbc = 1;/* 0: disable, 1:enable 2.4g */
75 static int rtw_ampdu_amsdu;/* 0: disabled, 1:enabled, 2:auto . There is an IOT issu with DLINK DIR-629 when the flag turn on */
76 /* Short GI support Bit Map */
77 /* BIT0 - 20MHz, 0: non-support, 1: support */
78 /* BIT1 - 40MHz, 0: non-support, 1: support */
79 /* BIT2 - 80MHz, 0: non-support, 1: support */
80 /* BIT3 - 160MHz, 0: non-support, 1: support */
81 static int rtw_short_gi = 0xf;
82 /* BIT0: Enable VHT LDPC Rx, BIT1: Enable VHT LDPC Tx, BIT4: Enable HT LDPC Rx, BIT5: Enable HT LDPC Tx */
83 static int rtw_ldpc_cap = 0x33;
84 /* BIT0: Enable VHT STBC Rx, BIT1: Enable VHT STBC Tx, BIT4: Enable HT STBC Rx, BIT5: Enable HT STBC Tx */
85 static int rtw_stbc_cap = 0x13;
86 /* BIT0: Enable VHT Beamformer, BIT1: Enable VHT Beamformee, BIT4: Enable HT Beamformer, BIT5: Enable HT Beamformee */
87 static int rtw_beamform_cap = 0x2;
88
89 static int rtw_lowrate_two_xmit = 1;/* Use 2 path Tx to transmit MCS0~7 and legacy mode */
90
91 static int rtw_low_power;
92 static int rtw_wifi_spec;
93 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
94
95 static int rtw_ant_num = -1; /* <0: undefined, >0: Antenna number */
96 module_param(rtw_ant_num, int, 0644);
97 MODULE_PARM_DESC(rtw_ant_num, "Antenna number setting");
98
99 static int rtw_antdiv_cfg = 1; /* 0:OFF , 1:ON, 2:decide by Efuse config */
100 static int rtw_antdiv_type; /* 0:decide by efuse 1: for 88EE, 1Tx and 1RxCG are diversity.(2 Ant with SPDT), 2: for 88EE, 1Tx and 2Rx are diversity.(2 Ant, Tx and RxCG are both on aux port, RxCS is on main port), 3: for 88EE, 1Tx and 1RxCG are fixed.(1Ant, Tx and RxCG are both on aux port) */
101
102 static int rtw_hw_wps_pbc;
103
104 int rtw_mc2u_disable;
105
106 static int rtw_80211d;
107
108 static int rtw_qos_opt_enable;/* 0: disable, 1:enable */
109 module_param(rtw_qos_opt_enable, int, 0644);
110
111 static char *ifname = "wlan%d";
112 module_param(ifname, charp, 0644);
113 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
114
115 char *rtw_initmac; /* temp mac address if users want to use instead of the mac address in Efuse */
116
117 module_param(rtw_initmac, charp, 0644);
118 module_param(rtw_channel_plan, int, 0644);
119 module_param(rtw_chip_version, int, 0644);
120 module_param(rtw_rfintfs, int, 0644);
121 module_param(rtw_lbkmode, int, 0644);
122 module_param(rtw_network_mode, int, 0644);
123 module_param(rtw_channel, int, 0644);
124 module_param(rtw_wmm_enable, int, 0644);
125 module_param(rtw_vrtl_carrier_sense, int, 0644);
126 module_param(rtw_vcs_type, int, 0644);
127 module_param(rtw_busy_thresh, int, 0644);
128
129 module_param(rtw_ht_enable, int, 0644);
130 module_param(rtw_bw_mode, int, 0644);
131 module_param(rtw_ampdu_enable, int, 0644);
132 module_param(rtw_rx_stbc, int, 0644);
133 module_param(rtw_ampdu_amsdu, int, 0644);
134
135 module_param(rtw_lowrate_two_xmit, int, 0644);
136
137 module_param(rtw_power_mgnt, int, 0644);
138 module_param(rtw_smart_ps, int, 0644);
139 module_param(rtw_low_power, int, 0644);
140 module_param(rtw_wifi_spec, int, 0644);
141
142 module_param(rtw_antdiv_cfg, int, 0644);
143 module_param(rtw_antdiv_type, int, 0644);
144
145
146 module_param(rtw_hw_wps_pbc, int, 0644);
147
148 static uint rtw_max_roaming_times = 2;
149 module_param(rtw_max_roaming_times, uint, 0644);
150 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
151
152 module_param(rtw_mc2u_disable, int, 0644);
153
154 module_param(rtw_80211d, int, 0644);
155 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
156
157 static uint rtw_notch_filter;
158 module_param(rtw_notch_filter, uint, 0644);
159 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
160
161 #define CONFIG_RTW_HIQ_FILTER 1
162
163 static uint rtw_hiq_filter = CONFIG_RTW_HIQ_FILTER;
164 module_param(rtw_hiq_filter, uint, 0644);
165 MODULE_PARM_DESC(rtw_hiq_filter, "0:allow all, 1:allow special, 2:deny all");
166
167 static int rtw_tx_pwr_lmt_enable;
168 static int rtw_tx_pwr_by_rate;
169
170 module_param(rtw_tx_pwr_lmt_enable, int, 0644);
171 MODULE_PARM_DESC(rtw_tx_pwr_lmt_enable, "0:Disable, 1:Enable, 2: Depend on efuse");
172
173 module_param(rtw_tx_pwr_by_rate, int, 0644);
174 MODULE_PARM_DESC(rtw_tx_pwr_by_rate, "0:Disable, 1:Enable, 2: Depend on efuse");
175
176 static int netdev_close(struct net_device *pnetdev);
177
loadparam(struct adapter * padapter,struct net_device * pnetdev)178 static void loadparam(struct adapter *padapter, struct net_device *pnetdev)
179 {
180 struct registry_priv *registry_par = &padapter->registrypriv;
181
182 registry_par->chip_version = (u8)rtw_chip_version;
183 registry_par->rfintfs = (u8)rtw_rfintfs;
184 registry_par->lbkmode = (u8)rtw_lbkmode;
185 /* registry_par->hci = (u8)hci; */
186 registry_par->network_mode = (u8)rtw_network_mode;
187
188 memcpy(registry_par->ssid.ssid, "ANY", 3);
189 registry_par->ssid.ssid_length = 3;
190
191 registry_par->channel = (u8)rtw_channel;
192 registry_par->wireless_mode = (u8)rtw_wireless_mode;
193
194 registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
195 registry_par->vcs_type = (u8)rtw_vcs_type;
196 registry_par->rts_thresh = (u16)rtw_rts_thresh;
197 registry_par->frag_thresh = (u16)rtw_frag_thresh;
198 registry_par->preamble = (u8)rtw_preamble;
199 registry_par->scan_mode = (u8)rtw_scan_mode;
200 registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
201 registry_par->soft_ap = (u8)rtw_soft_ap;
202 registry_par->smart_ps = (u8)rtw_smart_ps;
203 registry_par->check_fw_ps = (u8)rtw_check_fw_ps;
204 registry_par->power_mgnt = (u8)rtw_power_mgnt;
205 registry_par->ips_mode = (u8)rtw_ips_mode;
206 registry_par->radio_enable = (u8)rtw_radio_enable;
207 registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
208 registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
209 registry_par->busy_thresh = (u16)rtw_busy_thresh;
210 /* registry_par->qos_enable = (u8)rtw_qos_enable; */
211 registry_par->ack_policy = (u8)rtw_ack_policy;
212 registry_par->software_encrypt = (u8)rtw_software_encrypt;
213 registry_par->software_decrypt = (u8)rtw_software_decrypt;
214
215 registry_par->acm_method = (u8)rtw_acm_method;
216 registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode;
217
218 /* UAPSD */
219 registry_par->wmm_enable = (u8)rtw_wmm_enable;
220 registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
221 registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp;
222 registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en;
223 registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en;
224 registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en;
225 registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en;
226
227 registry_par->ht_enable = (u8)rtw_ht_enable;
228 registry_par->bw_mode = (u8)rtw_bw_mode;
229 registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
230 registry_par->rx_stbc = (u8)rtw_rx_stbc;
231 registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
232 registry_par->short_gi = (u8)rtw_short_gi;
233 registry_par->ldpc_cap = (u8)rtw_ldpc_cap;
234 registry_par->stbc_cap = (u8)rtw_stbc_cap;
235 registry_par->beamform_cap = (u8)rtw_beamform_cap;
236
237 registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
238 registry_par->low_power = (u8)rtw_low_power;
239
240
241 registry_par->wifi_spec = (u8)rtw_wifi_spec;
242
243 registry_par->channel_plan = (u8)rtw_channel_plan;
244
245 registry_par->ant_num = (s8)rtw_ant_num;
246
247 registry_par->accept_addba_req = true;
248
249 registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
250 registry_par->antdiv_type = (u8)rtw_antdiv_type;
251
252 registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
253
254 registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
255
256 registry_par->enable80211d = (u8)rtw_80211d;
257
258 snprintf(registry_par->ifname, 16, "%s", ifname);
259
260 registry_par->notch_filter = (u8)rtw_notch_filter;
261
262 registry_par->RegEnableTxPowerLimit = (u8)rtw_tx_pwr_lmt_enable;
263 registry_par->RegEnableTxPowerByRate = (u8)rtw_tx_pwr_by_rate;
264
265 registry_par->RegPowerBase = 14;
266 registry_par->TxBBSwing_2G = 0xFF;
267 registry_par->bEn_RFE = 1;
268 registry_par->RFE_Type = 64;
269
270 registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable;
271
272 registry_par->hiq_filter = (u8)rtw_hiq_filter;
273 }
274
rtw_net_set_mac_address(struct net_device * pnetdev,void * p)275 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
276 {
277 struct adapter *padapter = rtw_netdev_priv(pnetdev);
278 struct sockaddr *addr = p;
279
280 if (!padapter->bup) {
281 /* addr->sa_data[4], addr->sa_data[5]); */
282 memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
283 /* eth_hw_addr_set(pnetdev, addr->sa_data); */
284 /* padapter->bset_hwaddr = true; */
285 }
286
287 return 0;
288 }
289
rtw_net_get_stats(struct net_device * pnetdev)290 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
291 {
292 struct adapter *padapter = rtw_netdev_priv(pnetdev);
293 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
294 struct recv_priv *precvpriv = &(padapter->recvpriv);
295
296 padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */
297 padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */
298 padapter->stats.tx_dropped = pxmitpriv->tx_drop;
299 padapter->stats.rx_dropped = precvpriv->rx_drop;
300 padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
301 padapter->stats.rx_bytes = precvpriv->rx_bytes;
302
303 return &padapter->stats;
304 }
305
306 /*
307 * AC to queue mapping
308 *
309 * AC_VO -> queue 0
310 * AC_VI -> queue 1
311 * AC_BE -> queue 2
312 * AC_BK -> queue 3
313 */
314 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
315
316 /* Given a data frame determine the 802.1p/1d tag to use. */
rtw_classify8021d(struct sk_buff * skb)317 static unsigned int rtw_classify8021d(struct sk_buff *skb)
318 {
319 unsigned int dscp;
320
321 /* skb->priority values from 256->263 are magic values to
322 * directly indicate a specific 802.1d priority. This is used
323 * to allow 802.1d priority to be passed directly in from VLAN
324 * tags, etc.
325 */
326 if (skb->priority >= 256 && skb->priority <= 263)
327 return skb->priority - 256;
328
329 switch (skb->protocol) {
330 case htons(ETH_P_IP):
331 dscp = ip_hdr(skb)->tos & 0xfc;
332 break;
333 default:
334 return 0;
335 }
336
337 return dscp >> 5;
338 }
339
340
rtw_select_queue(struct net_device * dev,struct sk_buff * skb,struct net_device * sb_dev)341 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
342 struct net_device *sb_dev)
343 {
344 struct adapter *padapter = rtw_netdev_priv(dev);
345 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
346
347 skb->priority = rtw_classify8021d(skb);
348
349 if (pmlmepriv->acm_mask != 0)
350 skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
351
352 return rtw_1d_to_queue[skb->priority];
353 }
354
rtw_recv_select_queue(struct sk_buff * skb)355 u16 rtw_recv_select_queue(struct sk_buff *skb)
356 {
357 struct iphdr *piphdr;
358 unsigned int dscp;
359 __be16 eth_type;
360 u32 priority;
361 u8 *pdata = skb->data;
362
363 memcpy(ð_type, pdata + (ETH_ALEN << 1), 2);
364
365 switch (be16_to_cpu(eth_type)) {
366 case ETH_P_IP:
367
368 piphdr = (struct iphdr *)(pdata + ETH_HLEN);
369
370 dscp = piphdr->tos & 0xfc;
371
372 priority = dscp >> 5;
373
374 break;
375 default:
376 priority = 0;
377 }
378
379 return rtw_1d_to_queue[priority];
380 }
381
rtw_ndev_init(struct net_device * dev)382 static int rtw_ndev_init(struct net_device *dev)
383 {
384 struct adapter *adapter = rtw_netdev_priv(dev);
385
386 netdev_dbg(dev, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
387 strscpy(adapter->old_ifname, dev->name);
388
389 return 0;
390 }
391
rtw_ndev_uninit(struct net_device * dev)392 static void rtw_ndev_uninit(struct net_device *dev)
393 {
394 struct adapter *adapter = rtw_netdev_priv(dev);
395
396 netdev_dbg(dev, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
397 }
398
399 static const struct net_device_ops rtw_netdev_ops = {
400 .ndo_init = rtw_ndev_init,
401 .ndo_uninit = rtw_ndev_uninit,
402 .ndo_open = netdev_open,
403 .ndo_stop = netdev_close,
404 .ndo_start_xmit = rtw_xmit_entry,
405 .ndo_select_queue = rtw_select_queue,
406 .ndo_set_mac_address = rtw_net_set_mac_address,
407 .ndo_get_stats = rtw_net_get_stats,
408 };
409
rtw_init_netdev_name(struct net_device * pnetdev,const char * ifname)410 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
411 {
412 if (dev_alloc_name(pnetdev, ifname) < 0) {
413 pr_err("dev_alloc_name, fail for %s\n", ifname);
414 return 1;
415 }
416 netif_carrier_off(pnetdev);
417 /* rtw_netif_stop_queue(pnetdev); */
418
419 return 0;
420 }
421
rtw_init_netdev(struct adapter * old_padapter)422 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
423 {
424 struct adapter *padapter;
425 struct net_device *pnetdev;
426
427 if (old_padapter)
428 pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
429 else
430 pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
431
432 pr_info("pnetdev = %p\n", pnetdev);
433 if (!pnetdev)
434 return NULL;
435
436 padapter = rtw_netdev_priv(pnetdev);
437 padapter->pnetdev = pnetdev;
438
439 /* pnetdev->init = NULL; */
440
441 pnetdev->netdev_ops = &rtw_netdev_ops;
442
443 /* pnetdev->tx_timeout = NULL; */
444 pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
445
446 /* step 2. */
447 loadparam(padapter, pnetdev);
448
449 return pnetdev;
450 }
451
rtw_unregister_netdevs(struct dvobj_priv * dvobj)452 void rtw_unregister_netdevs(struct dvobj_priv *dvobj)
453 {
454 struct adapter *padapter = NULL;
455 struct net_device *pnetdev = NULL;
456
457 padapter = dvobj->padapters;
458
459 if (!padapter)
460 return;
461
462 pnetdev = padapter->pnetdev;
463
464 if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev)
465 unregister_netdev(pnetdev); /* will call netdev_close() */
466 rtw_wdev_unregister(padapter->rtw_wdev);
467 }
468
rtw_start_drv_threads(struct adapter * padapter)469 u32 rtw_start_drv_threads(struct adapter *padapter)
470 {
471 u32 _status = _SUCCESS;
472
473 padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD");
474 if (IS_ERR(padapter->xmitThread))
475 _status = _FAIL;
476
477 padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD");
478 if (IS_ERR(padapter->cmdThread))
479 _status = _FAIL;
480 else
481 wait_for_completion(&padapter->cmdpriv.terminate_cmdthread_comp); /* wait for cmd_thread to run */
482
483 rtw_hal_start_thread(padapter);
484 return _status;
485 }
486
rtw_stop_drv_threads(struct adapter * padapter)487 void rtw_stop_drv_threads(struct adapter *padapter)
488 {
489 rtw_stop_cmd_thread(padapter);
490
491 /* Below is to termindate tx_thread... */
492 complete(&padapter->xmitpriv.xmit_comp);
493 wait_for_completion(&padapter->xmitpriv.terminate_xmitthread_comp);
494
495 rtw_hal_stop_thread(padapter);
496 }
497
rtw_init_default_value(struct adapter * padapter)498 static void rtw_init_default_value(struct adapter *padapter)
499 {
500 struct registry_priv *pregistrypriv = &padapter->registrypriv;
501 struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
502 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
503 struct security_priv *psecuritypriv = &padapter->securitypriv;
504
505 /* xmit_priv */
506 pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
507 pxmitpriv->vcs = pregistrypriv->vcs_type;
508 pxmitpriv->vcs_type = pregistrypriv->vcs_type;
509 /* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
510 pxmitpriv->frag_len = pregistrypriv->frag_thresh;
511
512 /* recv_priv */
513
514 /* mlme_priv */
515 pmlmepriv->scan_mode = SCAN_ACTIVE;
516
517 /* qos_priv */
518 /* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */
519
520 /* ht_priv */
521 pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
522
523 /* security_priv */
524 psecuritypriv->binstallGrpkey = _FAIL;
525 psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt;
526 psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt;
527
528 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
529 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
530
531 psecuritypriv->dot11PrivacyKeyIndex = 0;
532
533 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
534 psecuritypriv->dot118021XGrpKeyid = 1;
535
536 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
537 psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
538
539 /* registry_priv */
540 rtw_init_registrypriv_dev_network(padapter);
541 rtw_update_registrypriv_dev_network(padapter);
542
543 /* hal_priv */
544 rtw_hal_def_value_init(padapter);
545
546 /* misc. */
547 RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
548 RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
549 padapter->bLinkInfoDump = 0;
550 padapter->bNotifyChannelChange = 0;
551
552 /* for debug purpose */
553 padapter->fix_rate = 0xFF;
554 padapter->driver_ampdu_spacing = 0xFF;
555 padapter->driver_rx_ampdu_factor = 0xFF;
556
557 }
558
devobj_init(void)559 struct dvobj_priv *devobj_init(void)
560 {
561 struct dvobj_priv *pdvobj = NULL;
562
563 pdvobj = rtw_zmalloc(sizeof(*pdvobj));
564 if (!pdvobj)
565 return NULL;
566
567 mutex_init(&pdvobj->hw_init_mutex);
568 mutex_init(&pdvobj->h2c_fwcmd_mutex);
569 mutex_init(&pdvobj->setch_mutex);
570 mutex_init(&pdvobj->setbw_mutex);
571
572 spin_lock_init(&pdvobj->lock);
573
574 pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */
575
576 pdvobj->processing_dev_remove = false;
577
578 atomic_set(&pdvobj->disable_func, 0);
579
580 spin_lock_init(&pdvobj->cam_ctl.lock);
581
582 return pdvobj;
583 }
584
devobj_deinit(struct dvobj_priv * pdvobj)585 void devobj_deinit(struct dvobj_priv *pdvobj)
586 {
587 if (!pdvobj)
588 return;
589
590 mutex_destroy(&pdvobj->hw_init_mutex);
591 mutex_destroy(&pdvobj->h2c_fwcmd_mutex);
592 mutex_destroy(&pdvobj->setch_mutex);
593 mutex_destroy(&pdvobj->setbw_mutex);
594
595 kfree(pdvobj);
596 }
597
rtw_reset_drv_sw(struct adapter * padapter)598 void rtw_reset_drv_sw(struct adapter *padapter)
599 {
600 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
601 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
602
603 /* hal_priv */
604 rtw_hal_def_value_init(padapter);
605
606 RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
607 RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
608 padapter->bLinkInfoDump = 0;
609
610 padapter->xmitpriv.tx_pkts = 0;
611 padapter->recvpriv.rx_pkts = 0;
612
613 pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
614
615 /* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
616 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
617 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
618
619 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
620
621 pwrctrlpriv->pwr_state_check_cnts = 0;
622
623 /* mlmeextpriv */
624 padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
625
626 rtw_set_signal_stat_timer(&padapter->recvpriv);
627 }
628
629
rtw_init_drv_sw(struct adapter * padapter)630 u8 rtw_init_drv_sw(struct adapter *padapter)
631 {
632 rtw_init_default_value(padapter);
633
634 rtw_init_hal_com_default_value(padapter);
635
636 if (rtw_init_cmd_priv(&padapter->cmdpriv))
637 return _FAIL;
638
639 padapter->cmdpriv.padapter = padapter;
640
641 if (rtw_init_evt_priv(&padapter->evtpriv))
642 goto free_cmd_priv;
643
644 if (rtw_init_mlme_priv(padapter) == _FAIL)
645 goto free_evt_priv;
646
647 init_mlme_ext_priv(padapter);
648
649 if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL)
650 goto free_mlme_ext;
651
652 if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL)
653 goto free_xmit_priv;
654 /* add for CONFIG_IEEE80211W, none 11w also can use */
655 spin_lock_init(&padapter->security_key_mutex);
656
657 /* We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
658 /* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */
659
660 if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL)
661 goto free_recv_priv;
662
663 padapter->stapriv.padapter = padapter;
664 padapter->setband = GHZ24_50;
665 padapter->fix_rate = 0xFF;
666 rtw_init_bcmc_stainfo(padapter);
667
668 rtw_init_pwrctrl_priv(padapter);
669
670 rtw_hal_dm_init(padapter);
671
672 return _SUCCESS;
673
674 free_recv_priv:
675 _rtw_free_recv_priv(&padapter->recvpriv);
676
677 free_xmit_priv:
678 _rtw_free_xmit_priv(&padapter->xmitpriv);
679
680 free_mlme_ext:
681 free_mlme_ext_priv(&padapter->mlmeextpriv);
682
683 rtw_free_mlme_priv(&padapter->mlmepriv);
684
685 free_evt_priv:
686 rtw_free_evt_priv(&padapter->evtpriv);
687
688 free_cmd_priv:
689 rtw_free_cmd_priv(&padapter->cmdpriv);
690
691 return _FAIL;
692 }
693
rtw_cancel_all_timer(struct adapter * padapter)694 void rtw_cancel_all_timer(struct adapter *padapter)
695 {
696 timer_delete_sync(&padapter->mlmepriv.assoc_timer);
697
698 timer_delete_sync(&padapter->mlmepriv.scan_to_timer);
699
700 timer_delete_sync(&padapter->mlmepriv.dynamic_chk_timer);
701
702 timer_delete_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer));
703
704 timer_delete_sync(&padapter->mlmepriv.set_scan_deny_timer);
705 rtw_clear_scan_deny(padapter);
706
707 timer_delete_sync(&padapter->recvpriv.signal_stat_timer);
708 }
709
rtw_free_drv_sw(struct adapter * padapter)710 u8 rtw_free_drv_sw(struct adapter *padapter)
711 {
712 free_mlme_ext_priv(&padapter->mlmeextpriv);
713
714 rtw_free_cmd_priv(&padapter->cmdpriv);
715
716 rtw_free_evt_priv(&padapter->evtpriv);
717
718 rtw_free_mlme_priv(&padapter->mlmepriv);
719
720 _rtw_free_xmit_priv(&padapter->xmitpriv);
721
722 _rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */
723
724 _rtw_free_recv_priv(&padapter->recvpriv);
725
726 rtw_free_pwrctrl_priv(padapter);
727
728 /* kfree((void *)padapter); */
729
730 rtw_hal_free_data(padapter);
731
732 /* free the old_pnetdev */
733 if (padapter->rereg_nd_name_priv.old_pnetdev) {
734 free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
735 padapter->rereg_nd_name_priv.old_pnetdev = NULL;
736 }
737
738 /* clear pbuddystruct adapter to avoid access wrong pointer. */
739 if (padapter->pbuddy_adapter)
740 padapter->pbuddy_adapter->pbuddy_adapter = NULL;
741
742 return _SUCCESS;
743 }
744
_rtw_drv_register_netdev(struct adapter * padapter,char * name)745 static int _rtw_drv_register_netdev(struct adapter *padapter, char *name)
746 {
747 int ret = _SUCCESS;
748 struct net_device *pnetdev = padapter->pnetdev;
749
750 /* alloc netdev name */
751 if (rtw_init_netdev_name(pnetdev, name))
752 return _FAIL;
753
754 eth_hw_addr_set(pnetdev, padapter->eeprompriv.mac_addr);
755
756 /* Tell the network stack we exist */
757 if (register_netdev(pnetdev) != 0) {
758 ret = _FAIL;
759 goto error_register_netdev;
760 }
761
762 return ret;
763
764 error_register_netdev:
765
766 rtw_free_drv_sw(padapter);
767
768 rtw_free_netdev(pnetdev);
769
770 return ret;
771 }
772
rtw_drv_register_netdev(struct adapter * if1)773 int rtw_drv_register_netdev(struct adapter *if1)
774 {
775 struct dvobj_priv *dvobj = if1->dvobj;
776 struct adapter *padapter = dvobj->padapters;
777 char *name = if1->registrypriv.ifname;
778
779 return _rtw_drv_register_netdev(padapter, name);
780 }
781
_netdev_open(struct net_device * pnetdev)782 static int _netdev_open(struct net_device *pnetdev)
783 {
784 uint status;
785 struct adapter *padapter = rtw_netdev_priv(pnetdev);
786 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
787
788 padapter->netif_up = true;
789
790 if (pwrctrlpriv->ps_flag) {
791 padapter->net_closed = false;
792 goto netdev_open_normal_process;
793 }
794
795 if (!padapter->bup) {
796 padapter->bDriverStopped = false;
797 padapter->bSurpriseRemoved = false;
798 padapter->bCardDisableWOHSM = false;
799
800 status = rtw_hal_init(padapter);
801 if (status == _FAIL)
802 goto netdev_open_error;
803
804 status = rtw_start_drv_threads(padapter);
805 if (status == _FAIL)
806 goto netdev_open_error;
807
808 if (padapter->intf_start)
809 padapter->intf_start(padapter);
810
811 rtw_cfg80211_init_wiphy(padapter);
812
813 padapter->bup = true;
814 pwrctrlpriv->bips_processing = false;
815 }
816 padapter->net_closed = false;
817
818 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
819
820 if (!rtw_netif_queue_stopped(pnetdev))
821 rtw_netif_start_queue(pnetdev);
822 else
823 rtw_netif_wake_queue(pnetdev);
824
825 netdev_open_normal_process:
826
827 return 0;
828
829 netdev_open_error:
830
831 padapter->bup = false;
832
833 netif_carrier_off(pnetdev);
834 rtw_netif_stop_queue(pnetdev);
835
836 return (-1);
837 }
838
netdev_open(struct net_device * pnetdev)839 int netdev_open(struct net_device *pnetdev)
840 {
841 int ret;
842 struct adapter *padapter = rtw_netdev_priv(pnetdev);
843 struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
844
845 if (pwrctrlpriv->bInSuspend)
846 return 0;
847
848 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)))
849 return -1;
850
851 ret = _netdev_open(pnetdev);
852 mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
853
854 return ret;
855 }
856
ips_netdrv_open(struct adapter * padapter)857 static int ips_netdrv_open(struct adapter *padapter)
858 {
859 int status = _SUCCESS;
860 /* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */
861
862 padapter->net_closed = false;
863
864 padapter->bDriverStopped = false;
865 padapter->bCardDisableWOHSM = false;
866 /* padapter->bup = true; */
867
868 status = rtw_hal_init(padapter);
869 if (status == _FAIL)
870 goto netdev_open_error;
871
872 if (padapter->intf_start)
873 padapter->intf_start(padapter);
874
875 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
876
877 return _SUCCESS;
878
879 netdev_open_error:
880
881 return _FAIL;
882 }
883
884
rtw_ips_pwr_up(struct adapter * padapter)885 int rtw_ips_pwr_up(struct adapter *padapter)
886 {
887 return ips_netdrv_open(padapter);
888 }
889
rtw_ips_pwr_down(struct adapter * padapter)890 void rtw_ips_pwr_down(struct adapter *padapter)
891 {
892 padapter->bCardDisableWOHSM = true;
893 padapter->net_closed = true;
894
895 rtw_ips_dev_unload(padapter);
896 padapter->bCardDisableWOHSM = false;
897 }
898
rtw_ips_dev_unload(struct adapter * padapter)899 void rtw_ips_dev_unload(struct adapter *padapter)
900 {
901
902 if (!padapter->bSurpriseRemoved)
903 rtw_hal_deinit(padapter);
904 }
905
pm_netdev_open(struct net_device * pnetdev,u8 bnormal)906 static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal)
907 {
908 int status = -1;
909
910 struct adapter *padapter = rtw_netdev_priv(pnetdev);
911
912 if (bnormal) {
913 if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) {
914 status = _netdev_open(pnetdev);
915 mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
916 }
917 } else {
918 status = (ips_netdrv_open(padapter) == _SUCCESS) ? (0) : (-1);
919 }
920
921 return status;
922 }
923
netdev_close(struct net_device * pnetdev)924 static int netdev_close(struct net_device *pnetdev)
925 {
926 struct adapter *padapter = rtw_netdev_priv(pnetdev);
927 struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
928
929 if (pwrctl->bInternalAutoSuspend) {
930 /* rtw_pwr_wakeup(padapter); */
931 if (pwrctl->rf_pwrstate == rf_off)
932 pwrctl->ps_flag = true;
933 }
934 padapter->net_closed = true;
935 padapter->netif_up = false;
936
937 /*if (!padapter->hw_init_completed)
938 {
939
940 padapter->bDriverStopped = true;
941
942 rtw_dev_unload(padapter);
943 }
944 else*/
945 if (pwrctl->rf_pwrstate == rf_on) {
946 /* s1. */
947 if (pnetdev) {
948 if (!rtw_netif_queue_stopped(pnetdev))
949 rtw_netif_stop_queue(pnetdev);
950 }
951
952 /* s2. */
953 LeaveAllPowerSaveMode(padapter);
954 rtw_disassoc_cmd(padapter, 500, false);
955 /* s2-2. indicate disconnect to os */
956 rtw_indicate_disconnect(padapter);
957 /* s2-3. */
958 rtw_free_assoc_resources(padapter, 1);
959 /* s2-4. */
960 rtw_free_network_queue(padapter, true);
961 }
962
963 rtw_scan_abort(padapter);
964 adapter_wdev_data(padapter)->bandroid_scan = false;
965
966 return 0;
967 }
968
rtw_ndev_destructor(struct net_device * ndev)969 void rtw_ndev_destructor(struct net_device *ndev)
970 {
971 kfree(ndev->ieee80211_ptr);
972 }
973
rtw_dev_unload(struct adapter * padapter)974 void rtw_dev_unload(struct adapter *padapter)
975 {
976 struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
977 struct dvobj_priv *pobjpriv = padapter->dvobj;
978 struct debug_priv *pdbgpriv = &pobjpriv->drv_dbg;
979 struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
980 u8 cnt = 0;
981
982 if (padapter->bup) {
983
984 padapter->bDriverStopped = true;
985 if (padapter->xmitpriv.ack_tx)
986 rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
987
988 if (padapter->intf_stop)
989 padapter->intf_stop(padapter);
990
991 if (!pwrctl->bInternalAutoSuspend)
992 rtw_stop_drv_threads(padapter);
993
994 while (atomic_read(&pcmdpriv->cmdthd_running)) {
995 if (cnt > 5) {
996 break;
997 } else {
998 cnt++;
999 msleep(10);
1000 }
1001 }
1002
1003 /* check the status of IPS */
1004 if (rtw_hal_check_ips_status(padapter) || pwrctl->rf_pwrstate == rf_off) {
1005 /* check HW status and SW state */
1006 netdev_dbg(padapter->pnetdev,
1007 "%s: driver in IPS-FWLPS\n", __func__);
1008 pdbgpriv->dbg_dev_unload_inIPS_cnt++;
1009 LeaveAllPowerSaveMode(padapter);
1010 } else {
1011 netdev_dbg(padapter->pnetdev,
1012 "%s: driver not in IPS\n", __func__);
1013 }
1014
1015 if (!padapter->bSurpriseRemoved) {
1016 hal_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req);
1017
1018 /* amy modify 20120221 for power seq is different between driver open and ips */
1019 rtw_hal_deinit(padapter);
1020
1021 padapter->bSurpriseRemoved = true;
1022 }
1023
1024 padapter->bup = false;
1025
1026 }
1027 }
1028
rtw_suspend_free_assoc_resource(struct adapter * padapter)1029 static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
1030 {
1031 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1032
1033 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1034 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1035 && check_fwstate(pmlmepriv, _FW_LINKED)) {
1036 rtw_set_to_roam(padapter, 1);
1037 }
1038 }
1039
1040 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) {
1041 rtw_disassoc_cmd(padapter, 0, false);
1042 /* s2-2. indicate disconnect to os */
1043 rtw_indicate_disconnect(padapter);
1044 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1045 rtw_sta_flush(padapter);
1046 }
1047
1048 /* s2-3. */
1049 rtw_free_assoc_resources(padapter, 1);
1050
1051 /* s2-4. */
1052 rtw_free_network_queue(padapter, true);
1053
1054 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
1055 rtw_indicate_scan_done(padapter, 1);
1056
1057 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1058 netdev_dbg(padapter->pnetdev, "%s: fw_under_linking\n",
1059 __func__);
1060 rtw_indicate_disconnect(padapter);
1061 }
1062
1063 return _SUCCESS;
1064 }
1065
rtw_suspend_normal(struct adapter * padapter)1066 static void rtw_suspend_normal(struct adapter *padapter)
1067 {
1068 struct net_device *pnetdev = padapter->pnetdev;
1069
1070 if (pnetdev) {
1071 netif_carrier_off(pnetdev);
1072 rtw_netif_stop_queue(pnetdev);
1073 }
1074
1075 rtw_suspend_free_assoc_resource(padapter);
1076
1077 if ((rtw_hal_check_ips_status(padapter)) || (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off))
1078 netdev_dbg(padapter->pnetdev,
1079 "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n",
1080 __func__);
1081
1082 rtw_dev_unload(padapter);
1083
1084 /* sdio_deinit(adapter_to_dvobj(padapter)); */
1085 if (padapter->intf_deinit)
1086 padapter->intf_deinit(adapter_to_dvobj(padapter));
1087 }
1088
rtw_suspend_common(struct adapter * padapter)1089 void rtw_suspend_common(struct adapter *padapter)
1090 {
1091 struct dvobj_priv *psdpriv = padapter->dvobj;
1092 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1093 struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
1094 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1095
1096 unsigned long start_time = jiffies;
1097
1098 netdev_dbg(padapter->pnetdev, " suspend start\n");
1099 pdbgpriv->dbg_suspend_cnt++;
1100
1101 pwrpriv->bInSuspend = true;
1102
1103 while (pwrpriv->bips_processing)
1104 msleep(1);
1105
1106 if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved)) {
1107 pdbgpriv->dbg_suspend_error_cnt++;
1108 return;
1109 }
1110 rtw_ps_deny(padapter, PS_DENY_SUSPEND);
1111
1112 rtw_cancel_all_timer(padapter);
1113
1114 LeaveAllPowerSaveModeDirect(padapter);
1115
1116 rtw_stop_cmd_thread(padapter);
1117
1118 /* wait for the latest FW to remove this condition. */
1119 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
1120 hal_btcoex_SuspendNotify(padapter, 0);
1121 else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
1122 hal_btcoex_SuspendNotify(padapter, 1);
1123
1124 rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND);
1125
1126 rtw_suspend_normal(padapter);
1127
1128 netdev_dbg(padapter->pnetdev, "rtw suspend success in %d ms\n",
1129 jiffies_to_msecs(jiffies - start_time));
1130 }
1131
rtw_resume_process_normal(struct adapter * padapter)1132 static int rtw_resume_process_normal(struct adapter *padapter)
1133 {
1134 struct net_device *pnetdev;
1135 struct pwrctrl_priv *pwrpriv;
1136 struct mlme_priv *pmlmepriv;
1137 struct dvobj_priv *psdpriv;
1138 struct debug_priv *pdbgpriv;
1139
1140 int ret = _SUCCESS;
1141
1142 if (!padapter) {
1143 ret = -1;
1144 goto exit;
1145 }
1146
1147 pnetdev = padapter->pnetdev;
1148 pwrpriv = adapter_to_pwrctl(padapter);
1149 pmlmepriv = &padapter->mlmepriv;
1150 psdpriv = padapter->dvobj;
1151 pdbgpriv = &psdpriv->drv_dbg;
1152 /* interface init */
1153 /* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */
1154 if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1155 ret = -1;
1156 goto exit;
1157 }
1158 rtw_hal_disable_interrupt(padapter);
1159 /* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */
1160 if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1161 ret = -1;
1162 goto exit;
1163 }
1164
1165 rtw_reset_drv_sw(padapter);
1166 pwrpriv->bkeepfwalive = false;
1167
1168 if (pm_netdev_open(pnetdev, true) != 0) {
1169 ret = -1;
1170 pdbgpriv->dbg_resume_error_cnt++;
1171 goto exit;
1172 }
1173
1174 netif_device_attach(pnetdev);
1175 netif_carrier_on(pnetdev);
1176
1177 if (padapter->pid[1] != 0)
1178 rtw_signal_process(padapter->pid[1], SIGUSR2);
1179
1180 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1181 if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME))
1182 rtw_roaming(padapter, NULL);
1183 } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1184 rtw_ap_restore_network(padapter);
1185 }
1186
1187 exit:
1188 return ret;
1189 }
1190
rtw_resume_common(struct adapter * padapter)1191 int rtw_resume_common(struct adapter *padapter)
1192 {
1193 int ret = 0;
1194 unsigned long start_time = jiffies;
1195 struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1196
1197 netdev_dbg(padapter->pnetdev, "resume start\n");
1198
1199 rtw_resume_process_normal(padapter);
1200
1201 hal_btcoex_SuspendNotify(padapter, 0);
1202
1203 if (pwrpriv)
1204 pwrpriv->bInSuspend = false;
1205
1206 netdev_dbg(padapter->pnetdev, "%s:%d in %d ms\n", __func__, ret,
1207 jiffies_to_msecs(jiffies - start_time));
1208
1209 return ret;
1210 }
1211