1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 ******************************************************************************/
15 #define _RTW_PWRCTRL_C_
16
17 #include <osdep_service.h>
18 #include <drv_types.h>
19 #include <osdep_intf.h>
20 #include <rtl8723a_cmd.h>
21 #include <rtw_sreset.h>
22
23 #include <rtl8723a_bt_intf.h>
24 #include <usb_ops_linux.h>
25
ips_enter23a(struct rtw_adapter * padapter)26 void ips_enter23a(struct rtw_adapter *padapter)
27 {
28 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
29
30 down(&pwrpriv->lock);
31
32 pwrpriv->bips_processing = true;
33
34 /* syn ips_mode with request */
35 pwrpriv->ips_mode = pwrpriv->ips_mode_req;
36
37 pwrpriv->ips_enter23a_cnts++;
38 DBG_8723A("==>ips_enter23a cnts:%d\n", pwrpriv->ips_enter23a_cnts);
39 rtl8723a_BT_disable_coexist(padapter);
40
41 if (pwrpriv->change_rfpwrstate == rf_off) {
42 pwrpriv->bpower_saving = true;
43 DBG_8723A_LEVEL(_drv_always_, "nolinked power save enter\n");
44
45 if (pwrpriv->ips_mode == IPS_LEVEL_2)
46 pwrpriv->bkeepfwalive = true;
47
48 rtw_ips_pwr_down23a(padapter);
49 pwrpriv->rf_pwrstate = rf_off;
50 }
51 pwrpriv->bips_processing = false;
52
53 up(&pwrpriv->lock);
54 }
55
ips_leave23a(struct rtw_adapter * padapter)56 int ips_leave23a(struct rtw_adapter *padapter)
57 {
58 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
59 struct security_priv *psecuritypriv = &padapter->securitypriv;
60 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
61 int result = _SUCCESS;
62 int keyid;
63
64 down(&pwrpriv->lock);
65
66 if (pwrpriv->rf_pwrstate == rf_off && !pwrpriv->bips_processing) {
67 pwrpriv->bips_processing = true;
68 pwrpriv->change_rfpwrstate = rf_on;
69 pwrpriv->ips_leave23a_cnts++;
70 DBG_8723A("==>ips_leave23a cnts:%d\n",
71 pwrpriv->ips_leave23a_cnts);
72
73 result = rtw_ips_pwr_up23a(padapter);
74 if (result == _SUCCESS)
75 pwrpriv->rf_pwrstate = rf_on;
76
77 DBG_8723A_LEVEL(_drv_always_, "nolinked power save leave\n");
78
79 if (psecuritypriv->dot11PrivacyAlgrthm ==
80 WLAN_CIPHER_SUITE_WEP40 ||
81 psecuritypriv->dot11PrivacyAlgrthm ==
82 WLAN_CIPHER_SUITE_WEP104) {
83 DBG_8723A("==>%s, channel(%d), processing(%x)\n",
84 __func__, padapter->mlmeextpriv.cur_channel,
85 pwrpriv->bips_processing);
86 set_channel_bwmode23a(padapter,
87 padapter->mlmeextpriv.cur_channel,
88 HAL_PRIME_CHNL_OFFSET_DONT_CARE,
89 HT_CHANNEL_WIDTH_20);
90 for (keyid = 0; keyid < 4; keyid++) {
91 if (pmlmepriv->key_mask & BIT(keyid)) {
92 if (keyid ==
93 psecuritypriv->dot11PrivacyKeyIndex)
94 result = rtw_set_key23a(padapter, psecuritypriv, keyid, 1);
95 else
96 result = rtw_set_key23a(padapter, psecuritypriv, keyid, 0);
97 }
98 }
99 }
100
101 DBG_8723A("==> ips_leave23a.....LED(0x%08x)...\n",
102 rtl8723au_read32(padapter, 0x4c));
103 pwrpriv->bips_processing = false;
104
105 pwrpriv->bkeepfwalive = false;
106 pwrpriv->bpower_saving = false;
107 }
108
109 up(&pwrpriv->lock);
110
111 return result;
112 }
113
114
rtw_pwr_unassociated_idle(struct rtw_adapter * adapter)115 static bool rtw_pwr_unassociated_idle(struct rtw_adapter *adapter)
116 {
117 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
118 struct xmit_priv *pxmit_priv = &adapter->xmitpriv;
119
120 bool ret = false;
121
122 if (time_after_eq(adapter->pwrctrlpriv.ips_deny_time, jiffies))
123 goto exit;
124
125 if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR) ||
126 check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS) ||
127 check_fwstate(pmlmepriv, WIFI_AP_STATE) ||
128 check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)){
129 goto exit;
130 }
131
132 if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF ||
133 pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) {
134 DBG_8723A_LEVEL(_drv_always_,
135 "There are some pkts to transmit\n");
136 DBG_8723A_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, "
137 "free_xmit_extbuf_cnt: %d\n",
138 pxmit_priv->free_xmitbuf_cnt,
139 pxmit_priv->free_xmit_extbuf_cnt);
140 goto exit;
141 }
142
143 ret = true;
144
145 exit:
146 return ret;
147 }
148
rtw_ps_processor23a(struct rtw_adapter * padapter)149 void rtw_ps_processor23a(struct rtw_adapter *padapter)
150 {
151 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
152 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
153
154 pwrpriv->ps_processing = true;
155
156 if (pwrpriv->bips_processing == true)
157 goto exit;
158
159 if (pwrpriv->ips_mode_req == IPS_NONE)
160 goto exit;
161
162 if (rtw_pwr_unassociated_idle(padapter) == false)
163 goto exit;
164
165 if (pwrpriv->rf_pwrstate == rf_on &&
166 (pwrpriv->pwr_state_check_cnts % 4) == 0) {
167 DBG_8723A("==>%s .fw_state(%x)\n", __func__,
168 get_fwstate(pmlmepriv));
169 pwrpriv->change_rfpwrstate = rf_off;
170 ips_enter23a(padapter);
171 }
172 exit:
173 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
174 pwrpriv->ps_processing = false;
175 return;
176 }
177
pwr_state_check_handler(unsigned long data)178 static void pwr_state_check_handler(unsigned long data)
179 {
180 struct rtw_adapter *padapter = (struct rtw_adapter *)data;
181 rtw_ps_cmd23a(padapter);
182 }
183
184 /*
185 *
186 * Parameters
187 * padapter
188 * pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
189 *
190 */
rtw_set_rpwm23a(struct rtw_adapter * padapter,u8 pslv)191 void rtw_set_rpwm23a(struct rtw_adapter *padapter, u8 pslv)
192 {
193 u8 rpwm;
194 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
195
196 pslv = PS_STATE(pslv);
197
198 if (pwrpriv->btcoex_rfon) {
199 if (pslv < PS_STATE_S4)
200 pslv = PS_STATE_S3;
201 }
202
203 if (pwrpriv->rpwm == pslv) {
204 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
205 ("%s: Already set rpwm[0x%02X], new = 0x%02X!\n",
206 __func__, pwrpriv->rpwm, pslv));
207 return;
208 }
209
210 if (padapter->bSurpriseRemoved == true ||
211 padapter->hw_init_completed == false) {
212 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
213 ("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
214 __func__, padapter->bSurpriseRemoved,
215 padapter->hw_init_completed));
216
217 pwrpriv->cpwm = PS_STATE_S4;
218
219 return;
220 }
221
222 if (padapter->bDriverStopped == true) {
223 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
224 ("%s: change power state(0x%02X) when DriverStopped\n",
225 __func__, pslv));
226
227 if (pslv < PS_STATE_S2) {
228 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
229 ("%s: Reject to enter PS_STATE(0x%02X) lower "
230 "than S2 when DriverStopped!!\n",
231 __func__, pslv));
232 return;
233 }
234 }
235
236 rpwm = pslv | pwrpriv->tog;
237 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
238 ("rtw_set_rpwm23a: rpwm = 0x%02x cpwm = 0x%02x\n",
239 rpwm, pwrpriv->cpwm));
240
241 pwrpriv->rpwm = pslv;
242
243 rtl8723a_set_rpwm(padapter, rpwm);
244
245 pwrpriv->tog += 0x80;
246 pwrpriv->cpwm = pslv;
247 }
248
PS_RDY_CHECK(struct rtw_adapter * padapter)249 static bool PS_RDY_CHECK(struct rtw_adapter *padapter)
250 {
251 unsigned long delta_time;
252 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
253 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
254
255 delta_time = jiffies - pwrpriv->DelayLPSLastTimeStamp;
256
257 if (delta_time < LPS_DELAY_TIME)
258 return false;
259
260 if (!check_fwstate(pmlmepriv, _FW_LINKED) ||
261 check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) ||
262 check_fwstate(pmlmepriv, WIFI_AP_STATE) ||
263 check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
264 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))
265 return false;
266 if (pwrpriv->bInSuspend)
267 return false;
268 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X &&
269 !padapter->securitypriv.binstallGrpkey) {
270 DBG_8723A("Group handshake still in progress !!!\n");
271 return false;
272 }
273 if (!rtw_cfg80211_pwr_mgmt(padapter))
274 return false;
275
276 return true;
277 }
278
rtw_set_ps_mode23a(struct rtw_adapter * padapter,u8 ps_mode,u8 smart_ps,u8 bcn_ant_mode)279 void rtw_set_ps_mode23a(struct rtw_adapter *padapter, u8 ps_mode,
280 u8 smart_ps, u8 bcn_ant_mode)
281 {
282 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
283
284 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
285 ("%s: PowerMode =%d Smart_PS =%d\n",
286 __func__, ps_mode, smart_ps));
287
288 if (ps_mode > PM_Card_Disable) {
289 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
290 ("ps_mode:%d error\n", ps_mode));
291 return;
292 }
293
294 if (pwrpriv->pwr_mode == ps_mode) {
295 if (PS_MODE_ACTIVE == ps_mode)
296 return;
297
298 if (pwrpriv->smart_ps == smart_ps &&
299 pwrpriv->bcn_ant_mode == bcn_ant_mode)
300 return;
301 }
302
303 if (ps_mode == PS_MODE_ACTIVE) {
304 DBG_8723A("rtw_set_ps_mode23a: Leave 802.11 power save\n");
305
306 pwrpriv->pwr_mode = ps_mode;
307 rtw_set_rpwm23a(padapter, PS_STATE_S4);
308 rtl8723a_set_FwPwrMode_cmd(padapter, ps_mode);
309 pwrpriv->bFwCurrentInPSMode = false;
310 } else {
311 if (PS_RDY_CHECK(padapter) ||
312 rtl8723a_BT_using_antenna_1(padapter)) {
313 DBG_8723A("%s: Enter 802.11 power save\n", __func__);
314
315 pwrpriv->bFwCurrentInPSMode = true;
316 pwrpriv->pwr_mode = ps_mode;
317 pwrpriv->smart_ps = smart_ps;
318 pwrpriv->bcn_ant_mode = bcn_ant_mode;
319 rtl8723a_set_FwPwrMode_cmd(padapter, ps_mode);
320
321 rtw_set_rpwm23a(padapter, PS_STATE_S2);
322 }
323 }
324 }
325
326 /*
327 * Return:
328 * 0: Leave OK
329 * -1: Timeout
330 * -2: Other error
331 */
LPS_RF_ON_check23a(struct rtw_adapter * padapter,u32 delay_ms)332 s32 LPS_RF_ON_check23a(struct rtw_adapter *padapter, u32 delay_ms)
333 {
334 unsigned long start_time, end_time;
335 u8 bAwake = false;
336 s32 err = 0;
337
338 start_time = jiffies;
339 end_time = start_time + msecs_to_jiffies(delay_ms);
340
341 while (1)
342 {
343 bAwake = rtl8723a_get_fwlps_rf_on(padapter);
344 if (bAwake == true)
345 break;
346
347 if (padapter->bSurpriseRemoved == true) {
348 err = -2;
349 DBG_8723A("%s: device surprise removed!!\n", __func__);
350 break;
351 }
352
353 if (time_after(jiffies, end_time)) {
354 err = -1;
355 DBG_8723A("%s: Wait for FW LPS leave more than %u "
356 "ms!\n", __func__, delay_ms);
357 break;
358 }
359 udelay(100);
360 }
361
362 return err;
363 }
364
365 /* Description: */
366 /* Enter the leisure power save mode. */
LPS_Enter23a(struct rtw_adapter * padapter)367 void LPS_Enter23a(struct rtw_adapter *padapter)
368 {
369 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
370
371 if (!PS_RDY_CHECK(padapter))
372 return;
373
374 if (pwrpriv->bLeisurePs) {
375 /* Idle for a while if we connect to AP a while ago. */
376 if (pwrpriv->LpsIdleCount >= 2) { /* 4 Sec */
377 if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) {
378 pwrpriv->bpower_saving = true;
379 DBG_8723A("%s smart_ps:%d\n", __func__,
380 pwrpriv->smart_ps);
381 /* For Tenda W311R IOT issue */
382 rtw_set_ps_mode23a(padapter,
383 pwrpriv->power_mgnt,
384 pwrpriv->smart_ps, 0);
385 }
386 } else
387 pwrpriv->LpsIdleCount++;
388 }
389 }
390
391 /* Description: */
392 /* Leave the leisure power save mode. */
LPS_Leave23a(struct rtw_adapter * padapter)393 void LPS_Leave23a(struct rtw_adapter *padapter)
394 {
395 #define LPS_LEAVE_TIMEOUT_MS 100
396
397 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
398
399 if (pwrpriv->bLeisurePs) {
400 if (pwrpriv->pwr_mode != PS_MODE_ACTIVE) {
401 rtw_set_ps_mode23a(padapter, PS_MODE_ACTIVE, 0, 0);
402
403 if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
404 LPS_RF_ON_check23a(padapter,
405 LPS_LEAVE_TIMEOUT_MS);
406 }
407 }
408
409 pwrpriv->bpower_saving = false;
410 }
411
412 /* Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */
413 /* Move code to function by tynli. 2010.03.26. */
LeaveAllPowerSaveMode23a(struct rtw_adapter * Adapter)414 void LeaveAllPowerSaveMode23a(struct rtw_adapter *Adapter)
415 {
416 struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
417 u8 enqueue = 0;
418
419 /* DBG_8723A("%s.....\n", __func__); */
420 if (check_fwstate(pmlmepriv, _FW_LINKED))
421 rtw_lps_ctrl_wk_cmd23a(Adapter, LPS_CTRL_LEAVE, enqueue);
422 }
423
rtw_init_pwrctrl_priv23a(struct rtw_adapter * padapter)424 void rtw_init_pwrctrl_priv23a(struct rtw_adapter *padapter)
425 {
426 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
427
428 sema_init(&pwrctrlpriv->lock, 1);
429 pwrctrlpriv->rf_pwrstate = rf_on;
430 pwrctrlpriv->ips_enter23a_cnts = 0;
431 pwrctrlpriv->ips_leave23a_cnts = 0;
432 pwrctrlpriv->bips_processing = false;
433
434 pwrctrlpriv->ips_mode = padapter->registrypriv.ips_mode;
435 pwrctrlpriv->ips_mode_req = padapter->registrypriv.ips_mode;
436
437 pwrctrlpriv->pwr_state_check_interval = RTW_PWR_STATE_CHK_INTERVAL;
438 pwrctrlpriv->pwr_state_check_cnts = 0;
439 pwrctrlpriv->bInSuspend = false;
440 pwrctrlpriv->bkeepfwalive = false;
441
442 pwrctrlpriv->LpsIdleCount = 0;
443
444 /* PS_MODE_MIN; */
445 pwrctrlpriv->power_mgnt = padapter->registrypriv.power_mgnt;
446 pwrctrlpriv->bLeisurePs =
447 (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
448
449 pwrctrlpriv->bFwCurrentInPSMode = false;
450
451 pwrctrlpriv->rpwm = 0;
452 pwrctrlpriv->cpwm = PS_STATE_S4;
453
454 pwrctrlpriv->pwr_mode = PS_MODE_ACTIVE;
455 pwrctrlpriv->smart_ps = padapter->registrypriv.smart_ps;
456 pwrctrlpriv->bcn_ant_mode = 0;
457
458 pwrctrlpriv->tog = 0x80;
459
460 pwrctrlpriv->btcoex_rfon = false;
461
462 setup_timer(&pwrctrlpriv->pwr_state_check_timer,
463 pwr_state_check_handler, (unsigned long)padapter);
464 }
465
rtw_free_pwrctrl_priv(struct rtw_adapter * adapter)466 void rtw_free_pwrctrl_priv(struct rtw_adapter *adapter)
467 {
468 }
469
rtw_set_ips_deny23a(struct rtw_adapter * padapter,u32 ms)470 inline void rtw_set_ips_deny23a(struct rtw_adapter *padapter, u32 ms)
471 {
472 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
473 pwrpriv->ips_deny_time = jiffies + msecs_to_jiffies(ms);
474 }
475
476 /*
477 * rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend
478 * @adapter: pointer to _adapter structure
479 * @ips_deffer_ms: the ms will prevent from falling into IPS after wakeup
480 * Return _SUCCESS or _FAIL
481 */
482
_rtw_pwr_wakeup23a(struct rtw_adapter * padapter,u32 ips_deffer_ms,const char * caller)483 int _rtw_pwr_wakeup23a(struct rtw_adapter *padapter, u32 ips_deffer_ms, const char *caller)
484 {
485 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
486 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
487 int ret = _SUCCESS;
488 unsigned long start = jiffies;
489 unsigned long new_deny_time;
490
491 new_deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
492
493 if (time_before(pwrpriv->ips_deny_time, new_deny_time))
494 pwrpriv->ips_deny_time = new_deny_time;
495
496 if (pwrpriv->ps_processing) {
497 DBG_8723A("%s wait ps_processing...\n", __func__);
498 while (pwrpriv->ps_processing &&
499 jiffies_to_msecs(jiffies - start) <= 3000)
500 msleep(10);
501 if (pwrpriv->ps_processing)
502 DBG_8723A("%s wait ps_processing timeout\n", __func__);
503 else
504 DBG_8723A("%s wait ps_processing done\n", __func__);
505 }
506
507 if (rtw_sreset_inprogress(padapter)) {
508 DBG_8723A("%s wait sreset_inprogress...\n", __func__);
509 while (rtw_sreset_inprogress(padapter) &&
510 jiffies_to_msecs(jiffies - start) <= 4000)
511 msleep(10);
512 if (rtw_sreset_inprogress(padapter))
513 DBG_8723A("%s wait sreset_inprogress timeout\n",
514 __func__);
515 else
516 DBG_8723A("%s wait sreset_inprogress done\n", __func__);
517 }
518
519 if (pwrpriv->bInSuspend) {
520 DBG_8723A("%s wait bInSuspend...\n", __func__);
521 while (pwrpriv->bInSuspend &&
522 (jiffies_to_msecs(jiffies - start) <= 3000)) {
523 msleep(10);
524 }
525 if (pwrpriv->bInSuspend)
526 DBG_8723A("%s wait bInSuspend timeout\n", __func__);
527 else
528 DBG_8723A("%s wait bInSuspend done\n", __func__);
529 }
530
531 /* System suspend is not allowed to wakeup */
532 if (pwrpriv->bInSuspend) {
533 ret = _FAIL;
534 goto exit;
535 }
536
537 /* I think this should be check in IPS, LPS, autosuspend functions... */
538 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
539 ret = _SUCCESS;
540 goto exit;
541 }
542
543 if (rf_off == pwrpriv->rf_pwrstate) {
544 DBG_8723A("%s call ips_leave23a....\n", __func__);
545 if (ips_leave23a(padapter)== _FAIL) {
546 DBG_8723A("======> ips_leave23a fail.............\n");
547 ret = _FAIL;
548 goto exit;
549 }
550 }
551
552 /* TODO: the following checking need to be merged... */
553 if (padapter->bDriverStopped || !padapter->bup ||
554 !padapter->hw_init_completed) {
555 DBG_8723A("%s: bDriverStopped =%d, bup =%d, hw_init_completed "
556 "=%u\n", caller, padapter->bDriverStopped,
557 padapter->bup, padapter->hw_init_completed);
558 ret = _FAIL;
559 goto exit;
560 }
561
562 exit:
563 new_deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms);
564 if (time_before(pwrpriv->ips_deny_time, new_deny_time))
565 pwrpriv->ips_deny_time = new_deny_time;
566 return ret;
567 }
568
rtw_pm_set_lps23a(struct rtw_adapter * padapter,u8 mode)569 int rtw_pm_set_lps23a(struct rtw_adapter *padapter, u8 mode)
570 {
571 int ret = 0;
572 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
573
574 if (mode < PS_MODE_NUM) {
575 if (pwrctrlpriv->power_mgnt != mode) {
576 if (PS_MODE_ACTIVE == mode)
577 LeaveAllPowerSaveMode23a(padapter);
578 else
579 pwrctrlpriv->LpsIdleCount = 2;
580 pwrctrlpriv->power_mgnt = mode;
581 pwrctrlpriv->bLeisurePs =
582 (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt) ?
583 true:false;
584 }
585 } else
586 ret = -EINVAL;
587
588 return ret;
589 }
590
rtw_pm_set_ips23a(struct rtw_adapter * padapter,u8 mode)591 int rtw_pm_set_ips23a(struct rtw_adapter *padapter, u8 mode)
592 {
593 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
594
595 if (mode != IPS_NORMAL && mode != IPS_LEVEL_2 && mode != IPS_NONE)
596 return -EINVAL;
597
598 pwrctrlpriv->ips_mode_req = mode;
599 if (mode == IPS_NONE) {
600 DBG_8723A("%s %s\n", __func__, "IPS_NONE");
601 if (padapter->bSurpriseRemoved == 0 &&
602 rtw_pwr_wakeup(padapter) == _FAIL)
603 return -EFAULT;
604 }
605
606 return 0;
607 }
608