1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3  * rtl871x_cmd.c
4  *
5  * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
6  * Linux device driver for RTL8192SU
7  *
8  * Modifications for inclusion into the Linux staging tree are
9  * Copyright(c) 2010 Larry Finger. All rights reserved.
10  *
11  * Contact information:
12  * WLAN FAE <wlanfae@realtek.com>
13  * Larry Finger <Larry.Finger@lwfinger.net>
14  *
15  ******************************************************************************/
16 
17 #define _RTL871X_CMD_C_
18 
19 #include <linux/compiler.h>
20 #include <linux/kernel.h>
21 #include <linux/errno.h>
22 #include <linux/slab.h>
23 #include <linux/module.h>
24 #include <linux/kref.h>
25 #include <linux/netdevice.h>
26 #include <linux/skbuff.h>
27 #include <linux/usb.h>
28 #include <linux/usb/ch9.h>
29 #include <linux/circ_buf.h>
30 #include <linux/uaccess.h>
31 #include <asm/byteorder.h>
32 #include <linux/atomic.h>
33 #include <linux/semaphore.h>
34 #include <linux/rtnetlink.h>
35 
36 #include "osdep_service.h"
37 #include "drv_types.h"
38 #include "recv_osdep.h"
39 #include "mlme_osdep.h"
40 
41 /*
42  * Caller and the r8712_cmd_thread can protect cmd_q by spin_lock.
43  * No irqsave is necessary.
44  */
45 
r8712_init_cmd_priv(struct cmd_priv * pcmdpriv)46 int r8712_init_cmd_priv(struct cmd_priv *pcmdpriv)
47 {
48 	init_completion(&pcmdpriv->cmd_queue_comp);
49 	init_completion(&pcmdpriv->terminate_cmdthread_comp);
50 
51 	_init_queue(&(pcmdpriv->cmd_queue));
52 
53 	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
54 	pcmdpriv->cmd_seq = 1;
55 	pcmdpriv->cmd_allocated_buf = kmalloc(MAX_CMDSZ + CMDBUFF_ALIGN_SZ,
56 					      GFP_ATOMIC);
57 	if (!pcmdpriv->cmd_allocated_buf)
58 		return -ENOMEM;
59 	pcmdpriv->cmd_buf = pcmdpriv->cmd_allocated_buf  +  CMDBUFF_ALIGN_SZ -
60 			    ((addr_t)(pcmdpriv->cmd_allocated_buf) &
61 			    (CMDBUFF_ALIGN_SZ - 1));
62 	pcmdpriv->rsp_allocated_buf = kmalloc(MAX_RSPSZ + 4, GFP_ATOMIC);
63 	if (!pcmdpriv->rsp_allocated_buf) {
64 		kfree(pcmdpriv->cmd_allocated_buf);
65 		pcmdpriv->cmd_allocated_buf = NULL;
66 		return -ENOMEM;
67 	}
68 	pcmdpriv->rsp_buf = pcmdpriv->rsp_allocated_buf  +  4 -
69 			    ((addr_t)(pcmdpriv->rsp_allocated_buf) & 3);
70 	pcmdpriv->cmd_issued_cnt = 0;
71 	pcmdpriv->cmd_done_cnt = 0;
72 	pcmdpriv->rsp_cnt = 0;
73 	return 0;
74 }
75 
r8712_init_evt_priv(struct evt_priv * pevtpriv)76 int r8712_init_evt_priv(struct evt_priv *pevtpriv)
77 {
78 	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
79 	pevtpriv->event_seq = 0;
80 	pevtpriv->evt_allocated_buf = kmalloc(MAX_EVTSZ + 4, GFP_ATOMIC);
81 
82 	if (!pevtpriv->evt_allocated_buf)
83 		return -ENOMEM;
84 	pevtpriv->evt_buf = pevtpriv->evt_allocated_buf  +  4 -
85 			    ((addr_t)(pevtpriv->evt_allocated_buf) & 3);
86 	pevtpriv->evt_done_cnt = 0;
87 	return 0;
88 }
89 
r8712_free_evt_priv(struct evt_priv * pevtpriv)90 void r8712_free_evt_priv(struct evt_priv *pevtpriv)
91 {
92 	kfree(pevtpriv->evt_allocated_buf);
93 }
94 
r8712_free_cmd_priv(struct cmd_priv * pcmdpriv)95 void r8712_free_cmd_priv(struct cmd_priv *pcmdpriv)
96 {
97 	if (pcmdpriv) {
98 		kfree(pcmdpriv->cmd_allocated_buf);
99 		kfree(pcmdpriv->rsp_allocated_buf);
100 	}
101 }
102 
103 /*
104  * Calling Context:
105  *
106  * r8712_enqueue_cmd can only be called between kernel thread,
107  * since only spin_lock is used.
108  *
109  * ISR/Call-Back functions can't call this sub-function.
110  *
111  */
112 
r8712_enqueue_cmd(struct cmd_priv * pcmdpriv,struct cmd_obj * obj)113 void r8712_enqueue_cmd(struct cmd_priv *pcmdpriv, struct cmd_obj *obj)
114 {
115 	struct __queue *queue;
116 	unsigned long irqL;
117 
118 	if (pcmdpriv->padapter->eeprompriv.bautoload_fail_flag)
119 		return;
120 	if (!obj)
121 		return;
122 	queue = &pcmdpriv->cmd_queue;
123 	spin_lock_irqsave(&queue->lock, irqL);
124 	list_add_tail(&obj->list, &queue->queue);
125 	spin_unlock_irqrestore(&queue->lock, irqL);
126 	complete(&pcmdpriv->cmd_queue_comp);
127 }
128 
r8712_dequeue_cmd(struct __queue * queue)129 struct cmd_obj *r8712_dequeue_cmd(struct  __queue *queue)
130 {
131 	unsigned long irqL;
132 	struct cmd_obj *obj;
133 
134 	spin_lock_irqsave(&queue->lock, irqL);
135 	obj = list_first_entry_or_null(&queue->queue,
136 				       struct cmd_obj, list);
137 	if (obj)
138 		list_del_init(&obj->list);
139 	spin_unlock_irqrestore(&queue->lock, irqL);
140 	return obj;
141 }
142 
r8712_enqueue_cmd_ex(struct cmd_priv * pcmdpriv,struct cmd_obj * obj)143 void r8712_enqueue_cmd_ex(struct cmd_priv *pcmdpriv, struct cmd_obj *obj)
144 {
145 	unsigned long irqL;
146 	struct  __queue *queue;
147 
148 	if (!obj)
149 		return;
150 	if (pcmdpriv->padapter->eeprompriv.bautoload_fail_flag)
151 		return;
152 	queue = &pcmdpriv->cmd_queue;
153 	spin_lock_irqsave(&queue->lock, irqL);
154 	list_add_tail(&obj->list, &queue->queue);
155 	spin_unlock_irqrestore(&queue->lock, irqL);
156 	complete(&pcmdpriv->cmd_queue_comp);
157 }
158 
r8712_free_cmd_obj(struct cmd_obj * pcmd)159 void r8712_free_cmd_obj(struct cmd_obj *pcmd)
160 {
161 	if ((pcmd->cmdcode != _JoinBss_CMD_) &&
162 	    (pcmd->cmdcode != _CreateBss_CMD_))
163 		kfree(pcmd->parmbuf);
164 	if (pcmd->rsp) {
165 		if (pcmd->rspsz != 0)
166 			kfree(pcmd->rsp);
167 	}
168 	kfree(pcmd);
169 }
170 
r8712_sitesurvey_cmd(struct _adapter * padapter,struct ndis_802_11_ssid * pssid)171 u8 r8712_sitesurvey_cmd(struct _adapter *padapter,
172 			struct ndis_802_11_ssid *pssid)
173 	__must_hold(&padapter->mlmepriv.lock)
174 {
175 	struct cmd_obj	*ph2c;
176 	struct sitesurvey_parm	*psurveyPara;
177 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
178 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
179 
180 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
181 	if (!ph2c)
182 		return _FAIL;
183 	psurveyPara = kmalloc(sizeof(*psurveyPara), GFP_ATOMIC);
184 	if (!psurveyPara) {
185 		kfree(ph2c);
186 		return _FAIL;
187 	}
188 	init_h2fwcmd_w_parm_no_rsp(ph2c, psurveyPara,
189 				   GEN_CMD_CODE(_SiteSurvey));
190 	psurveyPara->bsslimit = cpu_to_le32(48);
191 	psurveyPara->passive_mode = cpu_to_le32(pmlmepriv->passive_mode);
192 	psurveyPara->ss_ssidlen = 0;
193 	memset(psurveyPara->ss_ssid, 0, IW_ESSID_MAX_SIZE + 1);
194 	if (pssid && pssid->SsidLength) {
195 		memcpy(psurveyPara->ss_ssid, pssid->Ssid, pssid->SsidLength);
196 		psurveyPara->ss_ssidlen = cpu_to_le32(pssid->SsidLength);
197 	}
198 	set_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
199 	r8712_enqueue_cmd(pcmdpriv, ph2c);
200 	mod_timer(&pmlmepriv->scan_to_timer,
201 		  jiffies + msecs_to_jiffies(SCANNING_TIMEOUT));
202 	padapter->ledpriv.LedControlHandler(padapter, LED_CTL_SITE_SURVEY);
203 	padapter->blnEnableRxFF0Filter = 0;
204 	return _SUCCESS;
205 }
206 
r8712_setdatarate_cmd(struct _adapter * padapter,u8 * rateset)207 int r8712_setdatarate_cmd(struct _adapter *padapter, u8 *rateset)
208 {
209 	struct cmd_obj		*ph2c;
210 	struct setdatarate_parm	*pbsetdataratepara;
211 	struct cmd_priv		*pcmdpriv = &padapter->cmdpriv;
212 
213 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
214 	if (!ph2c)
215 		return -ENOMEM;
216 	pbsetdataratepara = kmalloc(sizeof(*pbsetdataratepara), GFP_ATOMIC);
217 	if (!pbsetdataratepara) {
218 		kfree(ph2c);
219 		return -ENOMEM;
220 	}
221 	init_h2fwcmd_w_parm_no_rsp(ph2c, pbsetdataratepara,
222 				   GEN_CMD_CODE(_SetDataRate));
223 	pbsetdataratepara->mac_id = 5;
224 	memcpy(pbsetdataratepara->datarates, rateset, NumRates);
225 	r8712_enqueue_cmd(pcmdpriv, ph2c);
226 	return 0;
227 }
228 
r8712_set_chplan_cmd(struct _adapter * padapter,int chplan)229 void r8712_set_chplan_cmd(struct _adapter *padapter, int chplan)
230 {
231 	struct cmd_obj *ph2c;
232 	struct SetChannelPlan_param *psetchplanpara;
233 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
234 
235 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
236 	if (!ph2c)
237 		return;
238 	psetchplanpara = kmalloc(sizeof(*psetchplanpara), GFP_ATOMIC);
239 	if (!psetchplanpara) {
240 		kfree(ph2c);
241 		return;
242 	}
243 	init_h2fwcmd_w_parm_no_rsp(ph2c, psetchplanpara,
244 				GEN_CMD_CODE(_SetChannelPlan));
245 	psetchplanpara->ChannelPlan = chplan;
246 	r8712_enqueue_cmd(pcmdpriv, ph2c);
247 }
248 
r8712_setrfreg_cmd(struct _adapter * padapter,u8 offset,u32 val)249 int r8712_setrfreg_cmd(struct _adapter  *padapter, u8 offset, u32 val)
250 {
251 	struct cmd_obj *ph2c;
252 	struct writeRF_parm *pwriterfparm;
253 	struct cmd_priv	*pcmdpriv = &padapter->cmdpriv;
254 
255 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
256 	if (!ph2c)
257 		return -ENOMEM;
258 	pwriterfparm = kmalloc(sizeof(*pwriterfparm), GFP_ATOMIC);
259 	if (!pwriterfparm) {
260 		kfree(ph2c);
261 		return -ENOMEM;
262 	}
263 	init_h2fwcmd_w_parm_no_rsp(ph2c, pwriterfparm, GEN_CMD_CODE(_SetRFReg));
264 	pwriterfparm->offset = offset;
265 	pwriterfparm->value = val;
266 	r8712_enqueue_cmd(pcmdpriv, ph2c);
267 	return 0;
268 }
269 
r8712_getrfreg_cmd(struct _adapter * padapter,u8 offset,u8 * pval)270 int r8712_getrfreg_cmd(struct _adapter *padapter, u8 offset, u8 *pval)
271 {
272 	struct cmd_obj *ph2c;
273 	struct readRF_parm *prdrfparm;
274 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
275 
276 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
277 	if (!ph2c)
278 		return -ENOMEM;
279 	prdrfparm = kmalloc(sizeof(*prdrfparm), GFP_ATOMIC);
280 	if (!prdrfparm) {
281 		kfree(ph2c);
282 		return -ENOMEM;
283 	}
284 	INIT_LIST_HEAD(&ph2c->list);
285 	ph2c->cmdcode = GEN_CMD_CODE(_GetRFReg);
286 	ph2c->parmbuf = (unsigned char *)prdrfparm;
287 	ph2c->cmdsz =  sizeof(struct readRF_parm);
288 	ph2c->rsp = pval;
289 	ph2c->rspsz = sizeof(struct readRF_rsp);
290 	prdrfparm->offset = offset;
291 	r8712_enqueue_cmd(pcmdpriv, ph2c);
292 	return 0;
293 }
294 
r8712_getbbrfreg_cmdrsp_callback(struct _adapter * padapter,struct cmd_obj * pcmd)295 void r8712_getbbrfreg_cmdrsp_callback(struct _adapter *padapter,
296 				      struct cmd_obj *pcmd)
297 {
298 	kfree(pcmd->parmbuf);
299 	kfree(pcmd);
300 	padapter->mppriv.workparam.bcompleted = true;
301 }
302 
r8712_readtssi_cmdrsp_callback(struct _adapter * padapter,struct cmd_obj * pcmd)303 void r8712_readtssi_cmdrsp_callback(struct _adapter *padapter,
304 				struct cmd_obj *pcmd)
305 {
306 	kfree(pcmd->parmbuf);
307 	kfree(pcmd);
308 
309 	padapter->mppriv.workparam.bcompleted = true;
310 }
311 
r8712_createbss_cmd(struct _adapter * padapter)312 int r8712_createbss_cmd(struct _adapter *padapter)
313 {
314 	struct cmd_obj *pcmd;
315 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
316 	struct wlan_bssid_ex *pdev_network =
317 				 &padapter->registrypriv.dev_network;
318 
319 	padapter->ledpriv.LedControlHandler(padapter, LED_CTL_START_TO_LINK);
320 	pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC);
321 	if (!pcmd)
322 		return -ENOMEM;
323 	INIT_LIST_HEAD(&pcmd->list);
324 	pcmd->cmdcode = _CreateBss_CMD_;
325 	pcmd->parmbuf = (unsigned char *)pdev_network;
326 	pcmd->cmdsz = r8712_get_wlan_bssid_ex_sz(pdev_network);
327 	pcmd->rsp = NULL;
328 	pcmd->rspsz = 0;
329 	/* notes: translate IELength & Length after assign to cmdsz; */
330 	pdev_network->Length = pcmd->cmdsz;
331 	pdev_network->IELength = pdev_network->IELength;
332 	pdev_network->Ssid.SsidLength =	pdev_network->Ssid.SsidLength;
333 	r8712_enqueue_cmd(pcmdpriv, pcmd);
334 	return 0;
335 }
336 
r8712_joinbss_cmd(struct _adapter * padapter,struct wlan_network * pnetwork)337 int r8712_joinbss_cmd(struct _adapter  *padapter, struct wlan_network *pnetwork)
338 {
339 	struct wlan_bssid_ex *psecnetwork;
340 	struct cmd_obj		*pcmd;
341 	struct cmd_priv		*pcmdpriv = &padapter->cmdpriv;
342 	struct mlme_priv	*pmlmepriv = &padapter->mlmepriv;
343 	struct qos_priv		*pqospriv = &pmlmepriv->qospriv;
344 	struct security_priv	*psecuritypriv = &padapter->securitypriv;
345 	struct registry_priv	*pregistrypriv = &padapter->registrypriv;
346 	enum NDIS_802_11_NETWORK_INFRASTRUCTURE ndis_network_mode =
347 		pnetwork->network.InfrastructureMode;
348 
349 	padapter->ledpriv.LedControlHandler(padapter, LED_CTL_START_TO_LINK);
350 	pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC);
351 	if (!pcmd)
352 		return -ENOMEM;
353 
354 	/* for hidden ap to set fw_state here */
355 	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_ADHOC_STATE) !=
356 	    true) {
357 		switch (ndis_network_mode) {
358 		case Ndis802_11IBSS:
359 			pmlmepriv->fw_state |= WIFI_ADHOC_STATE;
360 			break;
361 		case Ndis802_11Infrastructure:
362 			pmlmepriv->fw_state |= WIFI_STATION_STATE;
363 			break;
364 		case Ndis802_11APMode:
365 		case Ndis802_11AutoUnknown:
366 		case Ndis802_11InfrastructureMax:
367 			break;
368 		}
369 	}
370 	psecnetwork = &psecuritypriv->sec_bss;
371 	memcpy(psecnetwork, &pnetwork->network, sizeof(*psecnetwork));
372 	psecuritypriv->authenticator_ie[0] = (unsigned char)
373 					     psecnetwork->IELength;
374 	if ((psecnetwork->IELength - 12) < (256 - 1))
375 		memcpy(&psecuritypriv->authenticator_ie[1],
376 			&psecnetwork->IEs[12], psecnetwork->IELength - 12);
377 	else
378 		memcpy(&psecuritypriv->authenticator_ie[1],
379 			&psecnetwork->IEs[12], (256 - 1));
380 	psecnetwork->IELength = 0;
381 	/*
382 	 * If the driver wants to use the bssid to create the connection.
383 	 * If not, we copy the connecting AP's MAC address to it so that
384 	 * the driver just has the bssid information for PMKIDList searching.
385 	 */
386 	if (!pmlmepriv->assoc_by_bssid)
387 		ether_addr_copy(&pmlmepriv->assoc_bssid[0],
388 				&pnetwork->network.MacAddress[0]);
389 	psecnetwork->IELength = r8712_restruct_sec_ie(padapter,
390 						&pnetwork->network.IEs[0],
391 						&psecnetwork->IEs[0],
392 						pnetwork->network.IELength);
393 	pqospriv->qos_option = 0;
394 	if (pregistrypriv->wmm_enable) {
395 		u32 tmp_len;
396 
397 		tmp_len = r8712_restruct_wmm_ie(padapter,
398 					  &pnetwork->network.IEs[0],
399 					  &psecnetwork->IEs[0],
400 					  pnetwork->network.IELength,
401 					  psecnetwork->IELength);
402 		if (psecnetwork->IELength != tmp_len) {
403 			psecnetwork->IELength = tmp_len;
404 			pqospriv->qos_option = 1; /* WMM IE in beacon */
405 		} else {
406 			pqospriv->qos_option = 0; /* no WMM IE in beacon */
407 		}
408 	}
409 	if (pregistrypriv->ht_enable) {
410 		/*
411 		 * For WEP mode, we will use the bg mode to do the connection
412 		 * to avoid some IOT issues, especially for Realtek 8192u
413 		 * SoftAP.
414 		 */
415 		if ((padapter->securitypriv.PrivacyAlgrthm != _WEP40_) &&
416 		    (padapter->securitypriv.PrivacyAlgrthm != _WEP104_)) {
417 			/* restructure_ht_ie */
418 			r8712_restructure_ht_ie(padapter,
419 						&pnetwork->network.IEs[0],
420 						&psecnetwork->IEs[0],
421 						pnetwork->network.IELength,
422 						&psecnetwork->IELength);
423 		}
424 	}
425 	psecuritypriv->supplicant_ie[0] = (u8)psecnetwork->IELength;
426 	if (psecnetwork->IELength < 255)
427 		memcpy(&psecuritypriv->supplicant_ie[1], &psecnetwork->IEs[0],
428 			psecnetwork->IELength);
429 	else
430 		memcpy(&psecuritypriv->supplicant_ie[1], &psecnetwork->IEs[0],
431 			255);
432 	/* get cmdsz before endian conversion */
433 	pcmd->cmdsz = r8712_get_wlan_bssid_ex_sz(psecnetwork);
434 #ifdef __BIG_ENDIAN
435 	/* wlan_network endian conversion */
436 	psecnetwork->Length = cpu_to_le32(psecnetwork->Length);
437 	psecnetwork->Ssid.SsidLength = cpu_to_le32(
438 				       psecnetwork->Ssid.SsidLength);
439 	psecnetwork->Privacy = cpu_to_le32(psecnetwork->Privacy);
440 	psecnetwork->Rssi = cpu_to_le32(psecnetwork->Rssi);
441 	psecnetwork->NetworkTypeInUse = cpu_to_le32(
442 					psecnetwork->NetworkTypeInUse);
443 	psecnetwork->Configuration.ATIMWindow = cpu_to_le32(
444 				psecnetwork->Configuration.ATIMWindow);
445 	psecnetwork->Configuration.BeaconPeriod = cpu_to_le32(
446 				 psecnetwork->Configuration.BeaconPeriod);
447 	psecnetwork->Configuration.DSConfig = cpu_to_le32(
448 				psecnetwork->Configuration.DSConfig);
449 	psecnetwork->Configuration.FHConfig.DwellTime = cpu_to_le32(
450 				psecnetwork->Configuration.FHConfig.DwellTime);
451 	psecnetwork->Configuration.FHConfig.HopPattern = cpu_to_le32(
452 				psecnetwork->Configuration.FHConfig.HopPattern);
453 	psecnetwork->Configuration.FHConfig.HopSet = cpu_to_le32(
454 				psecnetwork->Configuration.FHConfig.HopSet);
455 	psecnetwork->Configuration.FHConfig.Length = cpu_to_le32(
456 				psecnetwork->Configuration.FHConfig.Length);
457 	psecnetwork->Configuration.Length = cpu_to_le32(
458 				psecnetwork->Configuration.Length);
459 	psecnetwork->InfrastructureMode = cpu_to_le32(
460 				psecnetwork->InfrastructureMode);
461 	psecnetwork->IELength = cpu_to_le32(psecnetwork->IELength);
462 #endif
463 	INIT_LIST_HEAD(&pcmd->list);
464 	pcmd->cmdcode = _JoinBss_CMD_;
465 	pcmd->parmbuf = (unsigned char *)psecnetwork;
466 	pcmd->rsp = NULL;
467 	pcmd->rspsz = 0;
468 	r8712_enqueue_cmd(pcmdpriv, pcmd);
469 	return 0;
470 }
471 
r8712_disassoc_cmd(struct _adapter * padapter)472 void r8712_disassoc_cmd(struct _adapter *padapter) /* for sta_mode */
473 {
474 	struct cmd_obj *pdisconnect_cmd;
475 	struct disconnect_parm *pdisconnect;
476 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
477 
478 	pdisconnect_cmd = kmalloc(sizeof(*pdisconnect_cmd), GFP_ATOMIC);
479 	if (!pdisconnect_cmd)
480 		return;
481 	pdisconnect = kmalloc(sizeof(*pdisconnect), GFP_ATOMIC);
482 	if (!pdisconnect) {
483 		kfree(pdisconnect_cmd);
484 		return;
485 	}
486 	init_h2fwcmd_w_parm_no_rsp(pdisconnect_cmd, pdisconnect,
487 				   _DisConnect_CMD_);
488 	r8712_enqueue_cmd(pcmdpriv, pdisconnect_cmd);
489 }
490 
r8712_setopmode_cmd(struct _adapter * padapter,enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)491 void r8712_setopmode_cmd(struct _adapter *padapter,
492 		 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
493 {
494 	struct cmd_obj *ph2c;
495 	struct setopmode_parm *psetop;
496 
497 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
498 
499 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
500 	if (!ph2c)
501 		return;
502 	psetop = kmalloc(sizeof(*psetop), GFP_ATOMIC);
503 	if (!psetop) {
504 		kfree(ph2c);
505 		return;
506 	}
507 	init_h2fwcmd_w_parm_no_rsp(ph2c, psetop, _SetOpMode_CMD_);
508 	psetop->mode = (u8)networktype;
509 	r8712_enqueue_cmd(pcmdpriv, ph2c);
510 }
511 
r8712_setstakey_cmd(struct _adapter * padapter,u8 * psta,u8 unicast_key)512 void r8712_setstakey_cmd(struct _adapter *padapter, u8 *psta, u8 unicast_key)
513 {
514 	struct cmd_obj *ph2c;
515 	struct set_stakey_parm *psetstakey_para;
516 	struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
517 	struct set_stakey_rsp *psetstakey_rsp = NULL;
518 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
519 	struct security_priv *psecuritypriv = &padapter->securitypriv;
520 	struct sta_info *sta = (struct sta_info *)psta;
521 
522 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
523 	if (!ph2c)
524 		return;
525 	psetstakey_para = kmalloc(sizeof(*psetstakey_para), GFP_ATOMIC);
526 	if (!psetstakey_para) {
527 		kfree(ph2c);
528 		return;
529 	}
530 	psetstakey_rsp = kmalloc(sizeof(*psetstakey_rsp), GFP_ATOMIC);
531 	if (!psetstakey_rsp) {
532 		kfree(ph2c);
533 		kfree(psetstakey_para);
534 		return;
535 	}
536 	init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
537 	ph2c->rsp = (u8 *) psetstakey_rsp;
538 	ph2c->rspsz = sizeof(struct set_stakey_rsp);
539 	ether_addr_copy(psetstakey_para->addr, sta->hwaddr);
540 	if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
541 		psetstakey_para->algorithm = (unsigned char)
542 					    psecuritypriv->PrivacyAlgrthm;
543 	else
544 		GET_ENCRY_ALGO(psecuritypriv, sta,
545 			       psetstakey_para->algorithm, false);
546 	if (unicast_key)
547 		memcpy(&psetstakey_para->key, &sta->x_UncstKey, 16);
548 	else
549 		memcpy(&psetstakey_para->key,
550 			&psecuritypriv->XGrpKey[
551 			psecuritypriv->XGrpKeyid - 1]. skey, 16);
552 	r8712_enqueue_cmd(pcmdpriv, ph2c);
553 }
554 
r8712_setMacAddr_cmd(struct _adapter * padapter,u8 * mac_addr)555 void r8712_setMacAddr_cmd(struct _adapter *padapter, u8 *mac_addr)
556 {
557 	struct cmd_priv	*pcmdpriv = &padapter->cmdpriv;
558 	struct cmd_obj *ph2c;
559 	struct SetMacAddr_param	*psetMacAddr_para;
560 
561 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
562 	if (!ph2c)
563 		return;
564 	psetMacAddr_para = kmalloc(sizeof(*psetMacAddr_para), GFP_ATOMIC);
565 	if (!psetMacAddr_para) {
566 		kfree(ph2c);
567 		return;
568 	}
569 	init_h2fwcmd_w_parm_no_rsp(ph2c, psetMacAddr_para,
570 				   _SetMacAddress_CMD_);
571 	ether_addr_copy(psetMacAddr_para->MacAddr, mac_addr);
572 	r8712_enqueue_cmd(pcmdpriv, ph2c);
573 }
574 
r8712_addbareq_cmd(struct _adapter * padapter,u8 tid)575 void r8712_addbareq_cmd(struct _adapter *padapter, u8 tid)
576 {
577 	struct cmd_priv		*pcmdpriv = &padapter->cmdpriv;
578 	struct cmd_obj		*ph2c;
579 	struct addBaReq_parm	*paddbareq_parm;
580 
581 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
582 	if (!ph2c)
583 		return;
584 	paddbareq_parm = kmalloc(sizeof(*paddbareq_parm), GFP_ATOMIC);
585 	if (!paddbareq_parm) {
586 		kfree(ph2c);
587 		return;
588 	}
589 	paddbareq_parm->tid = tid;
590 	init_h2fwcmd_w_parm_no_rsp(ph2c, paddbareq_parm,
591 				   GEN_CMD_CODE(_AddBAReq));
592 	r8712_enqueue_cmd_ex(pcmdpriv, ph2c);
593 }
594 
r8712_wdg_wk_cmd(struct _adapter * padapter)595 void r8712_wdg_wk_cmd(struct _adapter *padapter)
596 {
597 	struct cmd_obj *ph2c;
598 	struct drvint_cmd_parm  *pdrvintcmd_param;
599 	struct cmd_priv	*pcmdpriv = &padapter->cmdpriv;
600 
601 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
602 	if (!ph2c)
603 		return;
604 	pdrvintcmd_param = kmalloc(sizeof(*pdrvintcmd_param), GFP_ATOMIC);
605 	if (!pdrvintcmd_param) {
606 		kfree(ph2c);
607 		return;
608 	}
609 	pdrvintcmd_param->i_cid = WDG_WK_CID;
610 	pdrvintcmd_param->sz = 0;
611 	pdrvintcmd_param->pbuf = NULL;
612 	init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvintcmd_param, _DRV_INT_CMD_);
613 	r8712_enqueue_cmd_ex(pcmdpriv, ph2c);
614 }
615 
r8712_survey_cmd_callback(struct _adapter * padapter,struct cmd_obj * pcmd)616 void r8712_survey_cmd_callback(struct _adapter *padapter, struct cmd_obj *pcmd)
617 {
618 	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
619 
620 	if (pcmd->res != H2C_SUCCESS)
621 		clr_fwstate(pmlmepriv, _FW_UNDER_SURVEY);
622 	r8712_free_cmd_obj(pcmd);
623 }
624 
r8712_disassoc_cmd_callback(struct _adapter * padapter,struct cmd_obj * pcmd)625 void r8712_disassoc_cmd_callback(struct _adapter *padapter,
626 				 struct cmd_obj *pcmd)
627 {
628 	unsigned long irqL;
629 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
630 
631 	if (pcmd->res != H2C_SUCCESS) {
632 		spin_lock_irqsave(&pmlmepriv->lock, irqL);
633 		set_fwstate(pmlmepriv, _FW_LINKED);
634 		spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
635 		return;
636 	}
637 	r8712_free_cmd_obj(pcmd);
638 }
639 
r8712_joinbss_cmd_callback(struct _adapter * padapter,struct cmd_obj * pcmd)640 void r8712_joinbss_cmd_callback(struct _adapter *padapter, struct cmd_obj *pcmd)
641 {
642 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
643 
644 	if (pcmd->res != H2C_SUCCESS)
645 		mod_timer(&pmlmepriv->assoc_timer,
646 			  jiffies + msecs_to_jiffies(1));
647 	r8712_free_cmd_obj(pcmd);
648 }
649 
r8712_createbss_cmd_callback(struct _adapter * padapter,struct cmd_obj * pcmd)650 void r8712_createbss_cmd_callback(struct _adapter *padapter,
651 				  struct cmd_obj *pcmd)
652 {
653 	unsigned long irqL;
654 	struct sta_info *psta = NULL;
655 	struct wlan_network *pwlan = NULL;
656 	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
657 	struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)pcmd->parmbuf;
658 	struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
659 
660 	if (pcmd->res != H2C_SUCCESS)
661 		mod_timer(&pmlmepriv->assoc_timer,
662 			  jiffies + msecs_to_jiffies(1));
663 	del_timer(&pmlmepriv->assoc_timer);
664 #ifdef __BIG_ENDIAN
665 	/* endian_convert */
666 	pnetwork->Length = le32_to_cpu(pnetwork->Length);
667 	pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength);
668 	pnetwork->Privacy = le32_to_cpu(pnetwork->Privacy);
669 	pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi);
670 	pnetwork->NetworkTypeInUse = le32_to_cpu(pnetwork->NetworkTypeInUse);
671 	pnetwork->Configuration.ATIMWindow =
672 		le32_to_cpu(pnetwork->Configuration.ATIMWindow);
673 	pnetwork->Configuration.DSConfig =
674 		le32_to_cpu(pnetwork->Configuration.DSConfig);
675 	pnetwork->Configuration.FHConfig.DwellTime =
676 		le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime);
677 	pnetwork->Configuration.FHConfig.HopPattern =
678 		le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern);
679 	pnetwork->Configuration.FHConfig.HopSet =
680 		le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet);
681 	pnetwork->Configuration.FHConfig.Length =
682 		le32_to_cpu(pnetwork->Configuration.FHConfig.Length);
683 	pnetwork->Configuration.Length =
684 		le32_to_cpu(pnetwork->Configuration.Length);
685 	pnetwork->InfrastructureMode =
686 		le32_to_cpu(pnetwork->InfrastructureMode);
687 	pnetwork->IELength = le32_to_cpu(pnetwork->IELength);
688 #endif
689 	spin_lock_irqsave(&pmlmepriv->lock, irqL);
690 	if ((pmlmepriv->fw_state) & WIFI_AP_STATE) {
691 		psta = r8712_get_stainfo(&padapter->stapriv,
692 					 pnetwork->MacAddress);
693 		if (!psta) {
694 			psta = r8712_alloc_stainfo(&padapter->stapriv,
695 						   pnetwork->MacAddress);
696 			if (!psta)
697 				goto createbss_cmd_fail;
698 		}
699 		r8712_indicate_connect(padapter);
700 	} else {
701 		pwlan = _r8712_alloc_network(pmlmepriv);
702 		if (!pwlan) {
703 			pwlan = r8712_get_oldest_wlan_network(
704 				&pmlmepriv->scanned_queue);
705 			if (!pwlan)
706 				goto createbss_cmd_fail;
707 			pwlan->last_scanned = jiffies;
708 		} else {
709 			list_add_tail(&(pwlan->list),
710 					 &pmlmepriv->scanned_queue.queue);
711 		}
712 		pnetwork->Length = r8712_get_wlan_bssid_ex_sz(pnetwork);
713 		memcpy(&(pwlan->network), pnetwork, pnetwork->Length);
714 		pwlan->fixed = true;
715 		memcpy(&tgt_network->network, pnetwork,
716 			(r8712_get_wlan_bssid_ex_sz(pnetwork)));
717 		if (pmlmepriv->fw_state & _FW_UNDER_LINKING)
718 			pmlmepriv->fw_state ^= _FW_UNDER_LINKING;
719 		/*
720 		 * we will set _FW_LINKED when there is one more sat to
721 		 * join us (stassoc_event_callback)
722 		 */
723 	}
724 createbss_cmd_fail:
725 	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
726 	r8712_free_cmd_obj(pcmd);
727 }
728 
r8712_setstaKey_cmdrsp_callback(struct _adapter * padapter,struct cmd_obj * pcmd)729 void r8712_setstaKey_cmdrsp_callback(struct _adapter *padapter,
730 				     struct cmd_obj *pcmd)
731 {
732 	struct sta_priv *pstapriv = &padapter->stapriv;
733 	struct set_stakey_rsp *psetstakey_rsp = (struct set_stakey_rsp *)
734 						(pcmd->rsp);
735 	struct sta_info *psta = r8712_get_stainfo(pstapriv,
736 						  psetstakey_rsp->addr);
737 
738 	if (!psta)
739 		goto exit;
740 	psta->aid = psta->mac_id = psetstakey_rsp->keyid; /*CAM_ID(CAM_ENTRY)*/
741 exit:
742 	r8712_free_cmd_obj(pcmd);
743 }
744 
r8712_setassocsta_cmdrsp_callback(struct _adapter * padapter,struct cmd_obj * pcmd)745 void r8712_setassocsta_cmdrsp_callback(struct _adapter *padapter,
746 				       struct cmd_obj *pcmd)
747 {
748 	unsigned long	irqL;
749 	struct sta_priv *pstapriv = &padapter->stapriv;
750 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
751 	struct set_assocsta_parm *passocsta_parm =
752 				(struct set_assocsta_parm *)(pcmd->parmbuf);
753 	struct set_assocsta_rsp *passocsta_rsp =
754 				(struct set_assocsta_rsp *) (pcmd->rsp);
755 	struct sta_info *psta = r8712_get_stainfo(pstapriv,
756 						  passocsta_parm->addr);
757 
758 	if (!psta)
759 		return;
760 	psta->aid = psta->mac_id = passocsta_rsp->cam_id;
761 	spin_lock_irqsave(&pmlmepriv->lock, irqL);
762 	if ((check_fwstate(pmlmepriv, WIFI_MP_STATE)) &&
763 	    (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)))
764 		pmlmepriv->fw_state ^= _FW_UNDER_LINKING;
765 	set_fwstate(pmlmepriv, _FW_LINKED);
766 	spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
767 	r8712_free_cmd_obj(pcmd);
768 }
769 
r8712_disconnectCtrlEx_cmd(struct _adapter * adapter,u32 enableDrvCtrl,u32 tryPktCnt,u32 tryPktInterval,u32 firstStageTO)770 void r8712_disconnectCtrlEx_cmd(struct _adapter *adapter, u32 enableDrvCtrl,
771 			u32 tryPktCnt, u32 tryPktInterval, u32 firstStageTO)
772 {
773 	struct cmd_obj *ph2c;
774 	struct DisconnectCtrlEx_param *param;
775 	struct cmd_priv *pcmdpriv = &adapter->cmdpriv;
776 
777 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
778 	if (!ph2c)
779 		return;
780 	param = kzalloc(sizeof(*param), GFP_ATOMIC);
781 	if (!param) {
782 		kfree(ph2c);
783 		return;
784 	}
785 
786 	param->EnableDrvCtrl = (unsigned char)enableDrvCtrl;
787 	param->TryPktCnt = (unsigned char)tryPktCnt;
788 	param->TryPktInterval = (unsigned char)tryPktInterval;
789 	param->FirstStageTO = (unsigned int)firstStageTO;
790 
791 	init_h2fwcmd_w_parm_no_rsp(ph2c, param,
792 				GEN_CMD_CODE(_DisconnectCtrlEx));
793 	r8712_enqueue_cmd(pcmdpriv, ph2c);
794 }
795