xref: /linux/drivers/staging/rtl8723bs/os_dep/os_intfs.c (revision bf4afc53b77aeaa48b5409da5c8da6bb4eff7f43)
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 #include <rtl8723b_xmit.h>
10 
11 MODULE_LICENSE("GPL");
12 MODULE_DESCRIPTION("Realtek Wireless Lan Driver");
13 MODULE_AUTHOR("Realtek Semiconductor Corp.");
14 MODULE_VERSION(DRIVERVERSION);
15 
16 /* module param defaults */
17 static int rtw_chip_version;
18 static int rtw_rfintfs = HWPI;
19 static int rtw_lbkmode;/* RTL8712_AIR_TRX; */
20 
21 
22 static int rtw_network_mode = Ndis802_11IBSS;/* Ndis802_11Infrastructure;infra, ad-hoc, auto */
23 /* struct ndis_802_11_ssid	ssid; */
24 static int rtw_channel = 1;/* ad-hoc support requirement */
25 static int rtw_wireless_mode = WIRELESS_11BG_24N;
26 static int rtw_vrtl_carrier_sense = AUTO_VCS;
27 static int rtw_vcs_type = RTS_CTS;/*  */
28 static int rtw_rts_thresh = 2347;/*  */
29 static int rtw_frag_thresh = 2346;/*  */
30 static int rtw_preamble = PREAMBLE_LONG;/* long, short, auto */
31 static int rtw_scan_mode = 1;/* active, passive */
32 static int rtw_adhoc_tx_pwr = 1;
33 static int rtw_soft_ap;
34 /* int smart_ps = 1; */
35 static int rtw_power_mgnt = 1;
36 static int rtw_ips_mode = IPS_NORMAL;
37 module_param(rtw_ips_mode, int, 0644);
38 MODULE_PARM_DESC(rtw_ips_mode, "The default IPS mode");
39 
40 static int rtw_smart_ps = 2;
41 
42 static int rtw_check_fw_ps = 1;
43 
44 static int rtw_usb_rxagg_mode = 2;/* USB_RX_AGG_DMA = 1, USB_RX_AGG_USB =2 */
45 module_param(rtw_usb_rxagg_mode, int, 0644);
46 
47 static int rtw_radio_enable = 1;
48 static int rtw_long_retry_lmt = 7;
49 static int rtw_short_retry_lmt = 7;
50 static int rtw_busy_thresh = 40;
51 /* int qos_enable = 0; */
52 static int rtw_ack_policy = NORMAL_ACK;
53 
54 static int rtw_software_encrypt;
55 static int rtw_software_decrypt;
56 
57 static int rtw_acm_method;/*  0:By SW 1:By HW. */
58 
59 static int rtw_wmm_enable = 1;/*  default is set to enable the wmm. */
60 static int rtw_uapsd_enable;
61 static int rtw_uapsd_max_sp = NO_LIMIT;
62 static int rtw_uapsd_acbk_en;
63 static int rtw_uapsd_acbe_en;
64 static int rtw_uapsd_acvi_en;
65 static int rtw_uapsd_acvo_en;
66 
67 int rtw_ht_enable = 1;
68 /*
69  * 0: 20 MHz, 1: 40 MHz
70  * 2.4G use bit 0 ~ 3
71  * 0x01 means enable 2.4G 40MHz
72  */
73 static int rtw_bw_mode = 0x01;
74 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) */
75 static int rtw_rx_stbc = 1;/*  0: disable, 1:enable 2.4g */
76 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 */
77 /*  Short GI support Bit Map */
78 /*  BIT0 - 20MHz, 0: non-support, 1: support */
79 /*  BIT1 - 40MHz, 0: non-support, 1: support */
80 /*  BIT2 - 80MHz, 0: non-support, 1: support */
81 /*  BIT3 - 160MHz, 0: non-support, 1: support */
82 static int rtw_short_gi = 0xf;
83 /*  BIT0: Enable VHT LDPC Rx, BIT1: Enable VHT LDPC Tx, BIT4: Enable HT LDPC Rx, BIT5: Enable HT LDPC Tx */
84 static int rtw_ldpc_cap = 0x33;
85 /*  BIT0: Enable VHT STBC Rx, BIT1: Enable VHT STBC Tx, BIT4: Enable HT STBC Rx, BIT5: Enable HT STBC Tx */
86 static int rtw_stbc_cap = 0x13;
87 /*  BIT0: Enable VHT Beamformer, BIT1: Enable VHT Beamformee, BIT4: Enable HT Beamformer, BIT5: Enable HT Beamformee */
88 static int rtw_beamform_cap = 0x2;
89 
90 static int rtw_lowrate_two_xmit = 1;/* Use 2 path Tx to transmit MCS0~7 and legacy mode */
91 
92 static int rtw_low_power;
93 static int rtw_wifi_spec;
94 static int rtw_channel_plan = RT_CHANNEL_DOMAIN_MAX;
95 
96 static int rtw_ant_num = -1; /*  <0: undefined, >0: Antenna number */
97 module_param(rtw_ant_num, int, 0644);
98 MODULE_PARM_DESC(rtw_ant_num, "Antenna number setting");
99 
100 static int rtw_antdiv_cfg = 1; /*  0:OFF , 1:ON, 2:decide by Efuse config */
101 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) */
102 
103 static int rtw_hw_wps_pbc;
104 
105 int rtw_mc2u_disable;
106 
107 static int rtw_80211d;
108 
109 static int rtw_qos_opt_enable;/* 0: disable, 1:enable */
110 module_param(rtw_qos_opt_enable, int, 0644);
111 
112 static char *ifname = "wlan%d";
113 module_param(ifname, charp, 0644);
114 MODULE_PARM_DESC(ifname, "The default name to allocate for first interface");
115 
116 char *rtw_initmac;  /*  temp mac address if users want to use instead of the mac address in Efuse */
117 
118 module_param(rtw_initmac, charp, 0644);
119 module_param(rtw_channel_plan, int, 0644);
120 module_param(rtw_chip_version, int, 0644);
121 module_param(rtw_rfintfs, int, 0644);
122 module_param(rtw_lbkmode, int, 0644);
123 module_param(rtw_network_mode, int, 0644);
124 module_param(rtw_channel, int, 0644);
125 module_param(rtw_wmm_enable, int, 0644);
126 module_param(rtw_vrtl_carrier_sense, int, 0644);
127 module_param(rtw_vcs_type, int, 0644);
128 module_param(rtw_busy_thresh, int, 0644);
129 
130 module_param(rtw_ht_enable, int, 0644);
131 module_param(rtw_bw_mode, int, 0644);
132 module_param(rtw_ampdu_enable, int, 0644);
133 module_param(rtw_rx_stbc, int, 0644);
134 module_param(rtw_ampdu_amsdu, int, 0644);
135 
136 module_param(rtw_lowrate_two_xmit, int, 0644);
137 
138 module_param(rtw_power_mgnt, int, 0644);
139 module_param(rtw_smart_ps, int, 0644);
140 module_param(rtw_low_power, int, 0644);
141 module_param(rtw_wifi_spec, int, 0644);
142 
143 module_param(rtw_antdiv_cfg, int, 0644);
144 module_param(rtw_antdiv_type, int, 0644);
145 
146 
147 module_param(rtw_hw_wps_pbc, int, 0644);
148 
149 static uint rtw_max_roaming_times = 2;
150 module_param(rtw_max_roaming_times, uint, 0644);
151 MODULE_PARM_DESC(rtw_max_roaming_times, "The max roaming times to try");
152 
153 module_param(rtw_mc2u_disable, int, 0644);
154 
155 module_param(rtw_80211d, int, 0644);
156 MODULE_PARM_DESC(rtw_80211d, "Enable 802.11d mechanism");
157 
158 static uint rtw_notch_filter;
159 module_param(rtw_notch_filter, uint, 0644);
160 MODULE_PARM_DESC(rtw_notch_filter, "0:Disable, 1:Enable, 2:Enable only for P2P");
161 
162 #define CONFIG_RTW_HIQ_FILTER 1
163 
164 static uint rtw_hiq_filter = CONFIG_RTW_HIQ_FILTER;
165 module_param(rtw_hiq_filter, uint, 0644);
166 MODULE_PARM_DESC(rtw_hiq_filter, "0:allow all, 1:allow special, 2:deny all");
167 
168 static int rtw_tx_pwr_lmt_enable;
169 static int rtw_tx_pwr_by_rate;
170 
171 module_param(rtw_tx_pwr_lmt_enable, int, 0644);
172 MODULE_PARM_DESC(rtw_tx_pwr_lmt_enable, "0:Disable, 1:Enable, 2: Depend on efuse");
173 
174 module_param(rtw_tx_pwr_by_rate, int, 0644);
175 MODULE_PARM_DESC(rtw_tx_pwr_by_rate, "0:Disable, 1:Enable, 2: Depend on efuse");
176 
177 static int netdev_close(struct net_device *pnetdev);
178 
loadparam(struct adapter * padapter,struct net_device * pnetdev)179 static void loadparam(struct adapter *padapter, struct net_device *pnetdev)
180 {
181 	struct registry_priv  *registry_par = &padapter->registrypriv;
182 
183 	registry_par->chip_version = (u8)rtw_chip_version;
184 	registry_par->rfintfs = (u8)rtw_rfintfs;
185 	registry_par->lbkmode = (u8)rtw_lbkmode;
186 	/* registry_par->hci = (u8)hci; */
187 	registry_par->network_mode  = (u8)rtw_network_mode;
188 
189 	memcpy(registry_par->ssid.ssid, "ANY", 3);
190 	registry_par->ssid.ssid_length = 3;
191 
192 	registry_par->channel = (u8)rtw_channel;
193 	registry_par->wireless_mode = (u8)rtw_wireless_mode;
194 
195 	registry_par->vrtl_carrier_sense = (u8)rtw_vrtl_carrier_sense;
196 	registry_par->vcs_type = (u8)rtw_vcs_type;
197 	registry_par->rts_thresh = (u16)rtw_rts_thresh;
198 	registry_par->frag_thresh = (u16)rtw_frag_thresh;
199 	registry_par->preamble = (u8)rtw_preamble;
200 	registry_par->scan_mode = (u8)rtw_scan_mode;
201 	registry_par->adhoc_tx_pwr = (u8)rtw_adhoc_tx_pwr;
202 	registry_par->soft_ap =  (u8)rtw_soft_ap;
203 	registry_par->smart_ps =  (u8)rtw_smart_ps;
204 	registry_par->check_fw_ps = (u8)rtw_check_fw_ps;
205 	registry_par->power_mgnt = (u8)rtw_power_mgnt;
206 	registry_par->ips_mode = (u8)rtw_ips_mode;
207 	registry_par->radio_enable = (u8)rtw_radio_enable;
208 	registry_par->long_retry_lmt = (u8)rtw_long_retry_lmt;
209 	registry_par->short_retry_lmt = (u8)rtw_short_retry_lmt;
210 	registry_par->busy_thresh = (u16)rtw_busy_thresh;
211 	/* registry_par->qos_enable = (u8)rtw_qos_enable; */
212 	registry_par->ack_policy = (u8)rtw_ack_policy;
213 	registry_par->software_encrypt = (u8)rtw_software_encrypt;
214 	registry_par->software_decrypt = (u8)rtw_software_decrypt;
215 
216 	registry_par->acm_method = (u8)rtw_acm_method;
217 	registry_par->usb_rxagg_mode = (u8)rtw_usb_rxagg_mode;
218 
219 	 /* UAPSD */
220 	registry_par->wmm_enable = (u8)rtw_wmm_enable;
221 	registry_par->uapsd_enable = (u8)rtw_uapsd_enable;
222 	registry_par->uapsd_max_sp = (u8)rtw_uapsd_max_sp;
223 	registry_par->uapsd_acbk_en = (u8)rtw_uapsd_acbk_en;
224 	registry_par->uapsd_acbe_en = (u8)rtw_uapsd_acbe_en;
225 	registry_par->uapsd_acvi_en = (u8)rtw_uapsd_acvi_en;
226 	registry_par->uapsd_acvo_en = (u8)rtw_uapsd_acvo_en;
227 
228 	registry_par->ht_enable = (u8)rtw_ht_enable;
229 	registry_par->bw_mode = (u8)rtw_bw_mode;
230 	registry_par->ampdu_enable = (u8)rtw_ampdu_enable;
231 	registry_par->rx_stbc = (u8)rtw_rx_stbc;
232 	registry_par->ampdu_amsdu = (u8)rtw_ampdu_amsdu;
233 	registry_par->short_gi = (u8)rtw_short_gi;
234 	registry_par->ldpc_cap = (u8)rtw_ldpc_cap;
235 	registry_par->stbc_cap = (u8)rtw_stbc_cap;
236 	registry_par->beamform_cap = (u8)rtw_beamform_cap;
237 
238 	registry_par->lowrate_two_xmit = (u8)rtw_lowrate_two_xmit;
239 	registry_par->low_power = (u8)rtw_low_power;
240 
241 
242 	registry_par->wifi_spec = (u8)rtw_wifi_spec;
243 
244 	registry_par->channel_plan = (u8)rtw_channel_plan;
245 
246 	registry_par->ant_num = (s8)rtw_ant_num;
247 
248 	registry_par->accept_addba_req = true;
249 
250 	registry_par->antdiv_cfg = (u8)rtw_antdiv_cfg;
251 	registry_par->antdiv_type = (u8)rtw_antdiv_type;
252 
253 	registry_par->hw_wps_pbc = (u8)rtw_hw_wps_pbc;
254 
255 	registry_par->max_roaming_times = (u8)rtw_max_roaming_times;
256 
257 	registry_par->enable80211d = (u8)rtw_80211d;
258 
259 	snprintf(registry_par->ifname, 16, "%s", ifname);
260 
261 	registry_par->notch_filter = (u8)rtw_notch_filter;
262 
263 	registry_par->reg_enable_tx_power_limit = (u8)rtw_tx_pwr_lmt_enable;
264 	registry_par->reg_enable_tx_power_by_rate = (u8)rtw_tx_pwr_by_rate;
265 
266 	registry_par->reg_power_base = 14;
267 
268 	registry_par->qos_opt_enable = (u8)rtw_qos_opt_enable;
269 
270 	registry_par->hiq_filter = (u8)rtw_hiq_filter;
271 }
272 
rtw_net_set_mac_address(struct net_device * pnetdev,void * p)273 static int rtw_net_set_mac_address(struct net_device *pnetdev, void *p)
274 {
275 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
276 	struct sockaddr *addr = p;
277 
278 	if (!padapter->bup) {
279 		/* addr->sa_data[4], addr->sa_data[5]); */
280 		memcpy(padapter->eeprompriv.mac_addr, addr->sa_data, ETH_ALEN);
281 		/* eth_hw_addr_set(pnetdev, addr->sa_data); */
282 		/* padapter->bset_hwaddr = true; */
283 	}
284 
285 	return 0;
286 }
287 
rtw_net_get_stats(struct net_device * pnetdev)288 static struct net_device_stats *rtw_net_get_stats(struct net_device *pnetdev)
289 {
290 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
291 	struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
292 	struct recv_priv *precvpriv = &(padapter->recvpriv);
293 
294 	padapter->stats.tx_packets = pxmitpriv->tx_pkts;/* pxmitpriv->tx_pkts++; */
295 	padapter->stats.rx_packets = precvpriv->rx_pkts;/* precvpriv->rx_pkts++; */
296 	padapter->stats.tx_dropped = pxmitpriv->tx_drop;
297 	padapter->stats.rx_dropped = precvpriv->rx_drop;
298 	padapter->stats.tx_bytes = pxmitpriv->tx_bytes;
299 	padapter->stats.rx_bytes = precvpriv->rx_bytes;
300 
301 	return &padapter->stats;
302 }
303 
304 /*
305  * AC to queue mapping
306  *
307  * AC_VO -> queue 0
308  * AC_VI -> queue 1
309  * AC_BE -> queue 2
310  * AC_BK -> queue 3
311  */
312 static const u16 rtw_1d_to_queue[8] = { 2, 3, 3, 2, 1, 1, 0, 0 };
313 
314 /* Given a data frame determine the 802.1p/1d tag to use. */
rtw_classify8021d(struct sk_buff * skb)315 static unsigned int rtw_classify8021d(struct sk_buff *skb)
316 {
317 	unsigned int dscp;
318 
319 	/* skb->priority values from 256->263 are magic values to
320 	 * directly indicate a specific 802.1d priority.  This is used
321 	 * to allow 802.1d priority to be passed directly in from VLAN
322 	 * tags, etc.
323 	 */
324 	if (skb->priority >= 256 && skb->priority <= 263)
325 		return skb->priority - 256;
326 
327 	switch (skb->protocol) {
328 	case htons(ETH_P_IP):
329 		dscp = ip_hdr(skb)->tos & 0xfc;
330 		break;
331 	default:
332 		return 0;
333 	}
334 
335 	return dscp >> 5;
336 }
337 
338 
rtw_select_queue(struct net_device * dev,struct sk_buff * skb,struct net_device * sb_dev)339 static u16 rtw_select_queue(struct net_device *dev, struct sk_buff *skb,
340 			    struct net_device *sb_dev)
341 {
342 	struct adapter	*padapter = rtw_netdev_priv(dev);
343 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
344 
345 	skb->priority = rtw_classify8021d(skb);
346 
347 	if (pmlmepriv->acm_mask != 0)
348 		skb->priority = qos_acm(pmlmepriv->acm_mask, skb->priority);
349 
350 	return rtw_1d_to_queue[skb->priority];
351 }
352 
rtw_recv_select_queue(struct sk_buff * skb)353 u16 rtw_recv_select_queue(struct sk_buff *skb)
354 {
355 	struct iphdr *piphdr;
356 	unsigned int dscp;
357 	__be16	eth_type;
358 	u32 priority;
359 	u8 *pdata = skb->data;
360 
361 	memcpy(&eth_type, pdata + (ETH_ALEN << 1), 2);
362 
363 	switch (be16_to_cpu(eth_type)) {
364 	case ETH_P_IP:
365 
366 		piphdr = (struct iphdr *)(pdata + ETH_HLEN);
367 
368 		dscp = piphdr->tos & 0xfc;
369 
370 		priority = dscp >> 5;
371 
372 		break;
373 	default:
374 		priority = 0;
375 	}
376 
377 	return rtw_1d_to_queue[priority];
378 }
379 
rtw_ndev_init(struct net_device * dev)380 static int rtw_ndev_init(struct net_device *dev)
381 {
382 	struct adapter *adapter = rtw_netdev_priv(dev);
383 
384 	netdev_dbg(dev, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
385 	strscpy(adapter->old_ifname, dev->name);
386 
387 	return 0;
388 }
389 
rtw_ndev_uninit(struct net_device * dev)390 static void rtw_ndev_uninit(struct net_device *dev)
391 {
392 	struct adapter *adapter = rtw_netdev_priv(dev);
393 
394 	netdev_dbg(dev, FUNC_ADPT_FMT "\n", FUNC_ADPT_ARG(adapter));
395 }
396 
397 static const struct net_device_ops rtw_netdev_ops = {
398 	.ndo_init = rtw_ndev_init,
399 	.ndo_uninit = rtw_ndev_uninit,
400 	.ndo_open = netdev_open,
401 	.ndo_stop = netdev_close,
402 	.ndo_start_xmit = rtw_xmit_entry,
403 	.ndo_select_queue	= rtw_select_queue,
404 	.ndo_set_mac_address = rtw_net_set_mac_address,
405 	.ndo_get_stats = rtw_net_get_stats,
406 };
407 
rtw_init_netdev_name(struct net_device * pnetdev,const char * ifname)408 int rtw_init_netdev_name(struct net_device *pnetdev, const char *ifname)
409 {
410 	if (dev_alloc_name(pnetdev, ifname) < 0) {
411 		pr_err("dev_alloc_name, fail for %s\n", ifname);
412 		return 1;
413 	}
414 	netif_carrier_off(pnetdev);
415 	/* rtw_netif_stop_queue(pnetdev); */
416 
417 	return 0;
418 }
419 
rtw_init_netdev(struct adapter * old_padapter)420 struct net_device *rtw_init_netdev(struct adapter *old_padapter)
421 {
422 	struct adapter *padapter;
423 	struct net_device *pnetdev;
424 
425 	if (old_padapter)
426 		pnetdev = rtw_alloc_etherdev_with_old_priv(sizeof(struct adapter), (void *)old_padapter);
427 	else
428 		pnetdev = rtw_alloc_etherdev(sizeof(struct adapter));
429 
430 	pr_info("pnetdev = %p\n", pnetdev);
431 	if (!pnetdev)
432 		return NULL;
433 
434 	padapter = rtw_netdev_priv(pnetdev);
435 	padapter->pnetdev = pnetdev;
436 
437 	/* pnetdev->init = NULL; */
438 
439 	pnetdev->netdev_ops = &rtw_netdev_ops;
440 
441 	/* pnetdev->tx_timeout = NULL; */
442 	pnetdev->watchdog_timeo = HZ * 3; /* 3 second timeout */
443 
444 	/* step 2. */
445 	loadparam(padapter, pnetdev);
446 
447 	return pnetdev;
448 }
449 
rtw_unregister_netdevs(struct dvobj_priv * dvobj)450 void rtw_unregister_netdevs(struct dvobj_priv *dvobj)
451 {
452 	struct adapter *padapter = NULL;
453 	struct net_device *pnetdev = NULL;
454 
455 	padapter = dvobj->padapters;
456 
457 	if (!padapter)
458 		return;
459 
460 	pnetdev = padapter->pnetdev;
461 
462 	if ((padapter->DriverState != DRIVER_DISAPPEAR) && pnetdev)
463 		unregister_netdev(pnetdev); /* will call netdev_close() */
464 	rtw_wdev_unregister(padapter->rtw_wdev);
465 }
466 
rtw_start_drv_threads(struct adapter * padapter)467 u32 rtw_start_drv_threads(struct adapter *padapter)
468 {
469 	u32 _status = _SUCCESS;
470 
471 	padapter->xmitThread = kthread_run(rtw_xmit_thread, padapter, "RTW_XMIT_THREAD");
472 	if (IS_ERR(padapter->xmitThread))
473 		_status = _FAIL;
474 
475 	padapter->cmdThread = kthread_run(rtw_cmd_thread, padapter, "RTW_CMD_THREAD");
476 	if (IS_ERR(padapter->cmdThread))
477 		_status = _FAIL;
478 	else
479 		wait_for_completion(&padapter->cmdpriv.terminate_cmdthread_comp); /* wait for cmd_thread to run */
480 
481 	padapter->xmitpriv.SdioXmitThread = kthread_run(rtl8723bs_xmit_thread,
482 							padapter, "RTWHALXT");
483 	if (IS_ERR(padapter->xmitpriv.SdioXmitThread)) {
484 		padapter->xmitpriv.SdioXmitThread = NULL;
485 		_status = _FAIL;
486 	}
487 
488 	return _status;
489 }
490 
rtw_stop_drv_threads(struct adapter * padapter)491 void rtw_stop_drv_threads(struct adapter *padapter)
492 {
493 	rtw_stop_cmd_thread(padapter);
494 
495 	/*  Below is to termindate tx_thread... */
496 	complete(&padapter->xmitpriv.xmit_comp);
497 	wait_for_completion(&padapter->xmitpriv.terminate_xmitthread_comp);
498 
499 	/* stop SdioXmitThread */
500 	if (padapter->xmitpriv.SdioXmitThread) {
501 		complete(&padapter->xmitpriv.SdioXmitStart);
502 		wait_for_completion(&padapter->xmitpriv.SdioXmitTerminate);
503 		padapter->xmitpriv.SdioXmitThread = NULL;
504 	}
505 }
506 
rtw_init_default_value(struct adapter * padapter)507 static void rtw_init_default_value(struct adapter *padapter)
508 {
509 	struct registry_priv *pregistrypriv = &padapter->registrypriv;
510 	struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
511 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
512 	struct security_priv *psecuritypriv = &padapter->securitypriv;
513 
514 	/* xmit_priv */
515 	pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
516 	pxmitpriv->vcs = pregistrypriv->vcs_type;
517 	pxmitpriv->vcs_type = pregistrypriv->vcs_type;
518 	/* pxmitpriv->rts_thresh = pregistrypriv->rts_thresh; */
519 	pxmitpriv->frag_len = pregistrypriv->frag_thresh;
520 
521 	/* recv_priv */
522 
523 	/* mlme_priv */
524 	pmlmepriv->scan_mode = SCAN_ACTIVE;
525 
526 	/* qos_priv */
527 	/* pmlmepriv->qospriv.qos_option = pregistrypriv->wmm_enable; */
528 
529 	/* ht_priv */
530 	pmlmepriv->htpriv.ampdu_enable = false;/* set to disabled */
531 
532 	/* security_priv */
533 	psecuritypriv->binstallGrpkey = _FAIL;
534 	psecuritypriv->sw_encrypt = pregistrypriv->software_encrypt;
535 	psecuritypriv->sw_decrypt = pregistrypriv->software_decrypt;
536 
537 	psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
538 	psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
539 
540 	psecuritypriv->dot11PrivacyKeyIndex = 0;
541 
542 	psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
543 	psecuritypriv->dot118021XGrpKeyid = 1;
544 
545 	psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
546 	psecuritypriv->ndisencryptstatus = Ndis802_11WEPDisabled;
547 
548 	/* registry_priv */
549 	rtw_init_registrypriv_dev_network(padapter);
550 	rtw_update_registrypriv_dev_network(padapter);
551 
552 	/* hal_priv */
553 	rtw_hal_def_value_init(padapter);
554 
555 	/* misc. */
556 	RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
557 	RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
558 	padapter->bLinkInfoDump = 0;
559 	padapter->bNotifyChannelChange = 0;
560 
561 	/* for debug purpose */
562 	padapter->fix_rate = 0xFF;
563 	padapter->driver_ampdu_spacing = 0xFF;
564 	padapter->driver_rx_ampdu_factor =  0xFF;
565 }
566 
devobj_init(void)567 struct dvobj_priv *devobj_init(void)
568 {
569 	struct dvobj_priv *pdvobj = NULL;
570 
571 	pdvobj = kzalloc_obj(*pdvobj);
572 	if (!pdvobj)
573 		return NULL;
574 
575 	mutex_init(&pdvobj->hw_init_mutex);
576 	mutex_init(&pdvobj->h2c_fwcmd_mutex);
577 	mutex_init(&pdvobj->setch_mutex);
578 	mutex_init(&pdvobj->setbw_mutex);
579 
580 	spin_lock_init(&pdvobj->lock);
581 
582 	pdvobj->macid[1] = true; /* macid = 1 for bc/mc stainfo */
583 
584 	pdvobj->processing_dev_remove = false;
585 
586 	atomic_set(&pdvobj->disable_func, 0);
587 
588 	spin_lock_init(&pdvobj->cam_ctl.lock);
589 
590 	return pdvobj;
591 }
592 
devobj_deinit(struct dvobj_priv * pdvobj)593 void devobj_deinit(struct dvobj_priv *pdvobj)
594 {
595 	if (!pdvobj)
596 		return;
597 
598 	mutex_destroy(&pdvobj->hw_init_mutex);
599 	mutex_destroy(&pdvobj->h2c_fwcmd_mutex);
600 	mutex_destroy(&pdvobj->setch_mutex);
601 	mutex_destroy(&pdvobj->setbw_mutex);
602 
603 	kfree(pdvobj);
604 }
605 
rtw_reset_drv_sw(struct adapter * padapter)606 void rtw_reset_drv_sw(struct adapter *padapter)
607 {
608 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
609 	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
610 
611 	/* hal_priv */
612 	rtw_hal_def_value_init(padapter);
613 
614 	RTW_ENABLE_FUNC(padapter, DF_RX_BIT);
615 	RTW_ENABLE_FUNC(padapter, DF_TX_BIT);
616 	padapter->bLinkInfoDump = 0;
617 
618 	padapter->xmitpriv.tx_pkts = 0;
619 	padapter->recvpriv.rx_pkts = 0;
620 
621 	pmlmepriv->LinkDetectInfo.bBusyTraffic = false;
622 
623 	/* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */
624 	pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
625 	pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
626 
627 	_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING);
628 
629 	pwrctrlpriv->pwr_state_check_cnts = 0;
630 
631 	/* mlmeextpriv */
632 	padapter->mlmeextpriv.sitesurvey_res.state = SCAN_DISABLE;
633 
634 	rtw_set_signal_stat_timer(&padapter->recvpriv);
635 }
636 
637 
rtw_init_drv_sw(struct adapter * padapter)638 u8 rtw_init_drv_sw(struct adapter *padapter)
639 {
640 	rtw_init_default_value(padapter);
641 
642 	rtw_init_hal_com_default_value(padapter);
643 
644 	if (rtw_init_cmd_priv(&padapter->cmdpriv))
645 		return _FAIL;
646 
647 	padapter->cmdpriv.padapter = padapter;
648 
649 	if (rtw_init_evt_priv(&padapter->evtpriv))
650 		goto free_cmd_priv;
651 
652 	if (rtw_init_mlme_priv(padapter) == _FAIL)
653 		goto free_evt_priv;
654 
655 	init_mlme_ext_priv(padapter);
656 
657 	if (_rtw_init_xmit_priv(&padapter->xmitpriv, padapter) == _FAIL)
658 		goto free_mlme_ext;
659 
660 	if (_rtw_init_recv_priv(&padapter->recvpriv, padapter) == _FAIL)
661 		goto free_xmit_priv;
662 	/*  add for CONFIG_IEEE80211W, none 11w also can use */
663 	spin_lock_init(&padapter->security_key_mutex);
664 
665 	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
666 	/* memset((unsigned char *)&padapter->securitypriv, 0, sizeof (struct security_priv)); */
667 
668 	if (_rtw_init_sta_priv(&padapter->stapriv) == _FAIL)
669 		goto free_recv_priv;
670 
671 	padapter->stapriv.padapter = padapter;
672 	padapter->setband = GHZ24_50;
673 	padapter->fix_rate = 0xFF;
674 	rtw_init_bcmc_stainfo(padapter);
675 
676 	rtw_init_pwrctrl_priv(padapter);
677 
678 	rtw_hal_dm_init(padapter);
679 
680 	return _SUCCESS;
681 
682 free_recv_priv:
683 	_rtw_free_recv_priv(&padapter->recvpriv);
684 
685 free_xmit_priv:
686 	_rtw_free_xmit_priv(&padapter->xmitpriv);
687 
688 free_mlme_ext:
689 	free_mlme_ext_priv(&padapter->mlmeextpriv);
690 
691 	rtw_free_mlme_priv(&padapter->mlmepriv);
692 
693 free_evt_priv:
694 	rtw_free_evt_priv(&padapter->evtpriv);
695 
696 free_cmd_priv:
697 	rtw_free_cmd_priv(&padapter->cmdpriv);
698 
699 	return _FAIL;
700 }
701 
rtw_cancel_all_timer(struct adapter * padapter)702 void rtw_cancel_all_timer(struct adapter *padapter)
703 {
704 	timer_delete_sync(&padapter->mlmepriv.assoc_timer);
705 
706 	timer_delete_sync(&padapter->mlmepriv.scan_to_timer);
707 
708 	timer_delete_sync(&padapter->mlmepriv.dynamic_chk_timer);
709 
710 	timer_delete_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer));
711 
712 	timer_delete_sync(&padapter->mlmepriv.set_scan_deny_timer);
713 	rtw_clear_scan_deny(padapter);
714 
715 	timer_delete_sync(&padapter->recvpriv.signal_stat_timer);
716 }
717 
rtw_free_drv_sw(struct adapter * padapter)718 u8 rtw_free_drv_sw(struct adapter *padapter)
719 {
720 	free_mlme_ext_priv(&padapter->mlmeextpriv);
721 
722 	rtw_free_cmd_priv(&padapter->cmdpriv);
723 
724 	rtw_free_evt_priv(&padapter->evtpriv);
725 
726 	rtw_free_mlme_priv(&padapter->mlmepriv);
727 
728 	_rtw_free_xmit_priv(&padapter->xmitpriv);
729 
730 	_rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */
731 
732 	_rtw_free_recv_priv(&padapter->recvpriv);
733 
734 	rtw_free_pwrctrl_priv(padapter);
735 
736 	/* kfree((void *)padapter); */
737 
738 	rtw_hal_free_data(padapter);
739 
740 	/* free the old_pnetdev */
741 	if (padapter->rereg_nd_name_priv.old_pnetdev) {
742 		free_netdev(padapter->rereg_nd_name_priv.old_pnetdev);
743 		padapter->rereg_nd_name_priv.old_pnetdev = NULL;
744 	}
745 
746 	/*  clear pbuddystruct adapter to avoid access wrong pointer. */
747 	if (padapter->pbuddy_adapter)
748 		padapter->pbuddy_adapter->pbuddy_adapter = NULL;
749 
750 	return _SUCCESS;
751 }
752 
_rtw_drv_register_netdev(struct adapter * padapter,char * name)753 static int _rtw_drv_register_netdev(struct adapter *padapter, char *name)
754 {
755 	int ret = _SUCCESS;
756 	struct net_device *pnetdev = padapter->pnetdev;
757 
758 	/* alloc netdev name */
759 	if (rtw_init_netdev_name(pnetdev, name))
760 		return _FAIL;
761 
762 	eth_hw_addr_set(pnetdev, padapter->eeprompriv.mac_addr);
763 
764 	/* Tell the network stack we exist */
765 	if (register_netdev(pnetdev) != 0) {
766 		ret = _FAIL;
767 		goto error_register_netdev;
768 	}
769 
770 	return ret;
771 
772 error_register_netdev:
773 
774 	rtw_free_drv_sw(padapter);
775 
776 	rtw_free_netdev(pnetdev);
777 
778 	return ret;
779 }
780 
rtw_drv_register_netdev(struct adapter * if1)781 int rtw_drv_register_netdev(struct adapter *if1)
782 {
783 	struct dvobj_priv *dvobj = if1->dvobj;
784 	struct adapter *padapter = dvobj->padapters;
785 	char *name = if1->registrypriv.ifname;
786 
787 	return _rtw_drv_register_netdev(padapter, name);
788 }
789 
_netdev_open(struct net_device * pnetdev)790 static int _netdev_open(struct net_device *pnetdev)
791 {
792 	uint status;
793 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
794 	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
795 
796 	padapter->netif_up = true;
797 
798 	if (pwrctrlpriv->ps_flag) {
799 		padapter->net_closed = false;
800 		goto netdev_open_normal_process;
801 	}
802 
803 	if (!padapter->bup) {
804 		padapter->bDriverStopped = false;
805 		padapter->bSurpriseRemoved = false;
806 		padapter->bCardDisableWOHSM = false;
807 
808 		status = rtw_hal_init(padapter);
809 		if (status == _FAIL)
810 			goto netdev_open_error;
811 
812 		status = rtw_start_drv_threads(padapter);
813 		if (status == _FAIL)
814 			goto netdev_open_error;
815 
816 		if (padapter->intf_start)
817 			padapter->intf_start(padapter);
818 
819 		rtw_cfg80211_init_wiphy(padapter);
820 
821 		padapter->bup = true;
822 		pwrctrlpriv->bips_processing = false;
823 	}
824 	padapter->net_closed = false;
825 
826 	_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
827 
828 	if (!rtw_netif_queue_stopped(pnetdev))
829 		rtw_netif_start_queue(pnetdev);
830 	else
831 		rtw_netif_wake_queue(pnetdev);
832 
833 netdev_open_normal_process:
834 
835 	return 0;
836 
837 netdev_open_error:
838 
839 	padapter->bup = false;
840 
841 	netif_carrier_off(pnetdev);
842 	rtw_netif_stop_queue(pnetdev);
843 
844 	return (-1);
845 }
846 
netdev_open(struct net_device * pnetdev)847 int netdev_open(struct net_device *pnetdev)
848 {
849 	int ret;
850 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
851 	struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
852 
853 	if (pwrctrlpriv->bInSuspend)
854 		return 0;
855 
856 	if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)))
857 		return -1;
858 
859 	ret = _netdev_open(pnetdev);
860 	mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
861 
862 	return ret;
863 }
864 
ips_netdrv_open(struct adapter * padapter)865 static int  ips_netdrv_open(struct adapter *padapter)
866 {
867 	int status = _SUCCESS;
868 	/* struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); */
869 
870 	padapter->net_closed = false;
871 
872 	padapter->bDriverStopped = false;
873 	padapter->bCardDisableWOHSM = false;
874 	/* padapter->bup = true; */
875 
876 	status = rtw_hal_init(padapter);
877 	if (status == _FAIL)
878 		goto netdev_open_error;
879 
880 	if (padapter->intf_start)
881 		padapter->intf_start(padapter);
882 
883 	_set_timer(&padapter->mlmepriv.dynamic_chk_timer, 2000);
884 
885 	return _SUCCESS;
886 
887 netdev_open_error:
888 
889 	return _FAIL;
890 }
891 
892 
rtw_ips_pwr_up(struct adapter * padapter)893 int rtw_ips_pwr_up(struct adapter *padapter)
894 {
895 	return ips_netdrv_open(padapter);
896 }
897 
rtw_ips_pwr_down(struct adapter * padapter)898 void rtw_ips_pwr_down(struct adapter *padapter)
899 {
900 	padapter->bCardDisableWOHSM = true;
901 	padapter->net_closed = true;
902 
903 	rtw_ips_dev_unload(padapter);
904 	padapter->bCardDisableWOHSM = false;
905 }
906 
rtw_ips_dev_unload(struct adapter * padapter)907 void rtw_ips_dev_unload(struct adapter *padapter)
908 {
909 	if (!padapter->bSurpriseRemoved)
910 		rtw_hal_deinit(padapter);
911 }
912 
pm_netdev_open(struct net_device * pnetdev,u8 bnormal)913 static int pm_netdev_open(struct net_device *pnetdev, u8 bnormal)
914 {
915 	int status = -1;
916 
917 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
918 
919 	if (bnormal) {
920 		if (mutex_lock_interruptible(&(adapter_to_dvobj(padapter)->hw_init_mutex)) == 0) {
921 			status = _netdev_open(pnetdev);
922 			mutex_unlock(&(adapter_to_dvobj(padapter)->hw_init_mutex));
923 		}
924 	} else {
925 		status =  (ips_netdrv_open(padapter) == _SUCCESS) ? (0) : (-1);
926 	}
927 
928 	return status;
929 }
930 
netdev_close(struct net_device * pnetdev)931 static int netdev_close(struct net_device *pnetdev)
932 {
933 	struct adapter *padapter = rtw_netdev_priv(pnetdev);
934 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
935 
936 	if (pwrctl->bInternalAutoSuspend) {
937 		/* rtw_pwr_wakeup(padapter); */
938 		if (pwrctl->rf_pwrstate == rf_off)
939 			pwrctl->ps_flag = true;
940 	}
941 	padapter->net_closed = true;
942 	padapter->netif_up = false;
943 
944 	if (pwrctl->rf_pwrstate == rf_on) {
945 		/* s1. */
946 		if (pnetdev) {
947 			if (!rtw_netif_queue_stopped(pnetdev))
948 				rtw_netif_stop_queue(pnetdev);
949 		}
950 
951 		/* s2. */
952 		LeaveAllPowerSaveMode(padapter);
953 		rtw_disassoc_cmd(padapter, 500, false);
954 		/* s2-2.  indicate disconnect to os */
955 		rtw_indicate_disconnect(padapter);
956 		/* s2-3. */
957 		rtw_free_assoc_resources(padapter, 1);
958 		/* s2-4. */
959 		rtw_free_network_queue(padapter, true);
960 	}
961 
962 	rtw_scan_abort(padapter);
963 	adapter_wdev_data(padapter)->bandroid_scan = false;
964 
965 	return 0;
966 }
967 
rtw_ndev_destructor(struct net_device * ndev)968 void rtw_ndev_destructor(struct net_device *ndev)
969 {
970 	kfree(ndev->ieee80211_ptr);
971 }
972 
rtw_dev_unload(struct adapter * padapter)973 void rtw_dev_unload(struct adapter *padapter)
974 {
975 	struct pwrctrl_priv *pwrctl = adapter_to_pwrctl(padapter);
976 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
977 	u8 cnt = 0;
978 
979 	if (padapter->bup) {
980 		padapter->bDriverStopped = true;
981 		if (padapter->xmitpriv.ack_tx)
982 			rtw_ack_tx_done(&padapter->xmitpriv, RTW_SCTX_DONE_DRV_STOP);
983 
984 		if (padapter->intf_stop)
985 			padapter->intf_stop(padapter);
986 
987 		if (!pwrctl->bInternalAutoSuspend)
988 			rtw_stop_drv_threads(padapter);
989 
990 		while (atomic_read(&pcmdpriv->cmdthd_running)) {
991 			if (cnt > 5) {
992 				break;
993 			} else {
994 				cnt++;
995 				msleep(10);
996 			}
997 		}
998 
999 		/* check the status of IPS */
1000 		if (rtw_hal_check_ips_status(padapter) || pwrctl->rf_pwrstate == rf_off) {
1001 			/* check HW status and SW state */
1002 			netdev_dbg(padapter->pnetdev,
1003 				   "%s: driver in IPS-FWLPS\n", __func__);
1004 			LeaveAllPowerSaveMode(padapter);
1005 		} else {
1006 			netdev_dbg(padapter->pnetdev,
1007 				   "%s: driver not in IPS\n", __func__);
1008 		}
1009 
1010 		if (!padapter->bSurpriseRemoved) {
1011 			hal_btcoex_IpsNotify(padapter, pwrctl->ips_mode_req);
1012 
1013 			/* amy modify 20120221 for power seq is different between driver open and ips */
1014 			rtw_hal_deinit(padapter);
1015 
1016 			padapter->bSurpriseRemoved = true;
1017 		}
1018 
1019 		padapter->bup = false;
1020 	}
1021 }
1022 
rtw_suspend_free_assoc_resource(struct adapter * padapter)1023 static int rtw_suspend_free_assoc_resource(struct adapter *padapter)
1024 {
1025 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1026 
1027 	if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME)) {
1028 		if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1029 			&& check_fwstate(pmlmepriv, _FW_LINKED)) {
1030 			rtw_set_to_roam(padapter, 1);
1031 		}
1032 	}
1033 
1034 	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) && check_fwstate(pmlmepriv, _FW_LINKED)) {
1035 		rtw_disassoc_cmd(padapter, 0, false);
1036 		/* s2-2.  indicate disconnect to os */
1037 		rtw_indicate_disconnect(padapter);
1038 	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1039 		rtw_sta_flush(padapter);
1040 	}
1041 
1042 	/* s2-3. */
1043 	rtw_free_assoc_resources(padapter, 1);
1044 
1045 	/* s2-4. */
1046 	rtw_free_network_queue(padapter, true);
1047 
1048 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
1049 		rtw_indicate_scan_done(padapter, 1);
1050 
1051 	if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1052 		netdev_dbg(padapter->pnetdev, "%s: fw_under_linking\n",
1053 			   __func__);
1054 		rtw_indicate_disconnect(padapter);
1055 	}
1056 
1057 	return _SUCCESS;
1058 }
1059 
rtw_suspend_normal(struct adapter * padapter)1060 static void rtw_suspend_normal(struct adapter *padapter)
1061 {
1062 	struct net_device *pnetdev = padapter->pnetdev;
1063 
1064 	if (pnetdev) {
1065 		netif_carrier_off(pnetdev);
1066 		rtw_netif_stop_queue(pnetdev);
1067 	}
1068 
1069 	rtw_suspend_free_assoc_resource(padapter);
1070 
1071 	if ((rtw_hal_check_ips_status(padapter)) || (adapter_to_pwrctl(padapter)->rf_pwrstate == rf_off))
1072 		netdev_dbg(padapter->pnetdev,
1073 			   "%s: ### ERROR #### driver in IPS ####ERROR###!!!\n",
1074 			   __func__);
1075 
1076 	rtw_dev_unload(padapter);
1077 
1078 	/* sdio_deinit(adapter_to_dvobj(padapter)); */
1079 	if (padapter->intf_deinit)
1080 		padapter->intf_deinit(adapter_to_dvobj(padapter));
1081 }
1082 
rtw_suspend_common(struct adapter * padapter)1083 void rtw_suspend_common(struct adapter *padapter)
1084 {
1085 	struct dvobj_priv *psdpriv = padapter->dvobj;
1086 	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
1087 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1088 
1089 	unsigned long start_time = jiffies;
1090 
1091 	netdev_dbg(padapter->pnetdev, " suspend start\n");
1092 
1093 	pwrpriv->bInSuspend = true;
1094 
1095 	while (pwrpriv->bips_processing)
1096 		msleep(1);
1097 
1098 	if ((!padapter->bup) || (padapter->bDriverStopped) || (padapter->bSurpriseRemoved))
1099 		return;
1100 
1101 	rtw_ps_deny(padapter, PS_DENY_SUSPEND);
1102 
1103 	rtw_cancel_all_timer(padapter);
1104 
1105 	LeaveAllPowerSaveModeDirect(padapter);
1106 
1107 	rtw_stop_cmd_thread(padapter);
1108 
1109 	/*  wait for the latest FW to remove this condition. */
1110 	if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
1111 		hal_btcoex_SuspendNotify(padapter, 0);
1112 	else if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
1113 		hal_btcoex_SuspendNotify(padapter, 1);
1114 
1115 	rtw_ps_deny_cancel(padapter, PS_DENY_SUSPEND);
1116 
1117 	rtw_suspend_normal(padapter);
1118 
1119 	netdev_dbg(padapter->pnetdev, "rtw suspend success in %d ms\n",
1120 		   jiffies_to_msecs(jiffies - start_time));
1121 }
1122 
rtw_resume_process_normal(struct adapter * padapter)1123 static int rtw_resume_process_normal(struct adapter *padapter)
1124 {
1125 	struct net_device *pnetdev;
1126 	struct pwrctrl_priv *pwrpriv;
1127 	struct mlme_priv *pmlmepriv;
1128 
1129 	int ret = _SUCCESS;
1130 
1131 	if (!padapter) {
1132 		ret = -1;
1133 		goto exit;
1134 	}
1135 
1136 	pnetdev = padapter->pnetdev;
1137 	pwrpriv = adapter_to_pwrctl(padapter);
1138 	pmlmepriv = &padapter->mlmepriv;
1139 	/*  interface init */
1140 	/* if (sdio_init(adapter_to_dvobj(padapter)) != _SUCCESS) */
1141 	if ((padapter->intf_init) && (padapter->intf_init(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1142 		ret = -1;
1143 		goto exit;
1144 	}
1145 	rtw_hal_disable_interrupt(padapter);
1146 	/* if (sdio_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS) */
1147 	if ((padapter->intf_alloc_irq) && (padapter->intf_alloc_irq(adapter_to_dvobj(padapter)) != _SUCCESS)) {
1148 		ret = -1;
1149 		goto exit;
1150 	}
1151 
1152 	rtw_reset_drv_sw(padapter);
1153 	pwrpriv->bkeepfwalive = false;
1154 
1155 	if (pm_netdev_open(pnetdev, true) != 0) {
1156 		ret = -1;
1157 		goto exit;
1158 	}
1159 
1160 	netif_device_attach(pnetdev);
1161 	netif_carrier_on(pnetdev);
1162 
1163 	if (padapter->pid[1] != 0)
1164 		rtw_signal_process(padapter->pid[1], SIGUSR2);
1165 
1166 	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1167 		if (rtw_chk_roam_flags(padapter, RTW_ROAM_ON_RESUME))
1168 			rtw_roaming(padapter, NULL);
1169 	} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1170 		rtw_ap_restore_network(padapter);
1171 	}
1172 
1173 exit:
1174 	return ret;
1175 }
1176 
rtw_resume_common(struct adapter * padapter)1177 int rtw_resume_common(struct adapter *padapter)
1178 {
1179 	int ret = 0;
1180 	unsigned long start_time = jiffies;
1181 	struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter);
1182 
1183 	netdev_dbg(padapter->pnetdev, "resume start\n");
1184 
1185 	rtw_resume_process_normal(padapter);
1186 
1187 	hal_btcoex_SuspendNotify(padapter, 0);
1188 
1189 	if (pwrpriv)
1190 		pwrpriv->bInSuspend = false;
1191 
1192 	netdev_dbg(padapter->pnetdev, "%s:%d in %d ms\n", __func__, ret,
1193 		   jiffies_to_msecs(jiffies - start_time));
1194 
1195 	return ret;
1196 }
1197