1 /******************************************************************************
3 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
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.
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
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
19 ******************************************************************************/
20 #define _RTW_PWRCTRL_C_
23 #include <osdep_service.h>
24 #include <drv_types.h>
25 #include <osdep_intf.h>
27 #ifdef CONFIG_BT_COEXIST
28 #include <rtl8723a_hal.h>
32 void ips_enter(_adapter * padapter)
34 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
38 pwrpriv->bips_processing = _TRUE;
40 /* syn ips_mode with request */
41 pwrpriv->ips_mode = pwrpriv->ips_mode_req;
43 pwrpriv->ips_enter_cnts++;
44 DBG_8723A("==>ips_enter cnts:%d\n",pwrpriv->ips_enter_cnts);
45 #ifdef CONFIG_BT_COEXIST
46 BTDM_TurnOffBtCoexistBeforeEnterIPS(padapter);
48 if(rf_off == pwrpriv->change_rfpwrstate )
50 pwrpriv->bpower_saving = _TRUE;
51 DBG_8723A_LEVEL(_drv_always_, "nolinked power save enter\n");
53 if(pwrpriv->ips_mode == IPS_LEVEL_2)
54 pwrpriv->bkeepfwalive = _TRUE;
56 rtw_ips_pwr_down(padapter);
57 pwrpriv->rf_pwrstate = rf_off;
59 pwrpriv->bips_processing = _FALSE;
64 int ips_leave(_adapter * padapter)
66 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
67 struct security_priv* psecuritypriv=&(padapter->securitypriv);
68 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
69 int result = _SUCCESS;
74 if((pwrpriv->rf_pwrstate == rf_off) &&(!pwrpriv->bips_processing))
76 pwrpriv->bips_processing = _TRUE;
77 pwrpriv->change_rfpwrstate = rf_on;
78 pwrpriv->ips_leave_cnts++;
79 DBG_8723A("==>ips_leave cnts:%d\n",pwrpriv->ips_leave_cnts);
81 if ((result = rtw_ips_pwr_up(padapter)) == _SUCCESS) {
82 pwrpriv->rf_pwrstate = rf_on;
84 DBG_8723A_LEVEL(_drv_always_, "nolinked power save leave\n");
86 if((_WEP40_ == psecuritypriv->dot11PrivacyAlgrthm) ||(_WEP104_ == psecuritypriv->dot11PrivacyAlgrthm))
88 DBG_8723A("==>%s,channel(%d),processing(%x)\n",__FUNCTION__,padapter->mlmeextpriv.cur_channel,pwrpriv->bips_processing);
89 set_channel_bwmode(padapter, padapter->mlmeextpriv.cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
90 for(keyid=0;keyid<4;keyid++){
91 if(pmlmepriv->key_mask & BIT(keyid)){
92 if(keyid == psecuritypriv->dot11PrivacyKeyIndex)
93 result=rtw_set_key(padapter,psecuritypriv, keyid, 1);
95 result=rtw_set_key(padapter,psecuritypriv, keyid, 0);
100 DBG_8723A("==> ips_leave.....LED(0x%08x)...\n",rtw_read32(padapter,0x4c));
101 pwrpriv->bips_processing = _FALSE;
103 pwrpriv->bkeepfwalive = _FALSE;
104 pwrpriv->bpower_saving = _FALSE;
114 #ifdef CONFIG_AUTOSUSPEND
115 extern void autosuspend_enter(_adapter* padapter);
116 extern int autoresume_enter(_adapter* padapter);
119 #ifdef SUPPORT_HW_RFOFF_DETECTED
120 int rtw_hw_suspend(_adapter *padapter );
121 int rtw_hw_resume(_adapter *padapter);
124 static bool rtw_pwr_unassociated_idle(_adapter *adapter)
126 _adapter *buddy = adapter->pbuddy_adapter;
127 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
128 struct xmit_priv *pxmit_priv = &adapter->xmitpriv;
130 struct wifidirect_info *pwdinfo = &(adapter->wdinfo);
131 #ifdef CONFIG_IOCTL_CFG80211
132 struct cfg80211_wifidirect_info *pcfg80211_wdinfo = &adapter->cfg80211_wdinfo;
138 if (adapter->pwrctrlpriv.ips_deny_time >= rtw_get_current_time())
141 if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
142 || check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
143 || check_fwstate(pmlmepriv, WIFI_AP_STATE)
144 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
145 #if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
146 || pcfg80211_wdinfo->is_ro_ch
147 #elif defined(CONFIG_P2P)
148 || !rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)
154 /* consider buddy, if exist */
156 struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
158 struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo);
159 #ifdef CONFIG_IOCTL_CFG80211
160 struct cfg80211_wifidirect_info *b_pcfg80211_wdinfo = &buddy->cfg80211_wdinfo;
164 if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
165 || check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
166 || check_fwstate(b_pmlmepriv, WIFI_AP_STATE)
167 || check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
168 #if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
169 || b_pcfg80211_wdinfo->is_ro_ch
170 #elif defined(CONFIG_P2P)
171 || !rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE)
178 #ifdef CONFIG_INTEL_PROXIM
179 if(adapter->proximity.proxim_on==_TRUE){
184 if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF ||
185 pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) {
186 DBG_8723A_LEVEL(_drv_always_, "There are some pkts to transmit\n");
187 DBG_8723A_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n",
188 pxmit_priv->free_xmitbuf_cnt, pxmit_priv->free_xmit_extbuf_cnt);
198 void rtw_ps_processor(_adapter*padapter)
201 struct wifidirect_info *pwdinfo = &( padapter->wdinfo );
202 #endif /* CONFIG_P2P */
203 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
204 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
205 #ifdef SUPPORT_HW_RFOFF_DETECTED
206 rt_rf_power_state rfpwrstate;
207 #endif /* SUPPORT_HW_RFOFF_DETECTED */
209 pwrpriv->ps_processing = _TRUE;
211 #ifdef SUPPORT_HW_RFOFF_DETECTED
212 if(pwrpriv->bips_processing == _TRUE)
215 if(padapter->pwrctrlpriv.bHWPwrPindetect)
217 #ifdef CONFIG_AUTOSUSPEND
218 if(padapter->registrypriv.usbss_enable)
220 if(pwrpriv->rf_pwrstate == rf_on)
222 if(padapter->net_closed == _TRUE)
223 pwrpriv->ps_flag = _TRUE;
225 rfpwrstate = RfOnOffDetect(padapter);
226 DBG_8723A("@@@@- #1 %s==> rfstate:%s \n",__FUNCTION__,(rfpwrstate==rf_on)?"rf_on":"rf_off");
227 if(rfpwrstate!= pwrpriv->rf_pwrstate)
229 if(rfpwrstate == rf_off)
231 pwrpriv->change_rfpwrstate = rf_off;
233 pwrpriv->bkeepfwalive = _TRUE;
234 pwrpriv->brfoffbyhw = _TRUE;
236 autosuspend_enter(padapter);
242 #endif /* CONFIG_AUTOSUSPEND */
244 rfpwrstate = RfOnOffDetect(padapter);
245 DBG_8723A("@@@@- #2 %s==> rfstate:%s \n",__FUNCTION__,(rfpwrstate==rf_on)?"rf_on":"rf_off");
247 if(rfpwrstate!= pwrpriv->rf_pwrstate)
249 if(rfpwrstate == rf_off)
251 pwrpriv->change_rfpwrstate = rf_off;
252 pwrpriv->brfoffbyhw = _TRUE;
253 padapter->bCardDisableWOHSM = _TRUE;
254 rtw_hw_suspend(padapter );
258 pwrpriv->change_rfpwrstate = rf_on;
259 rtw_hw_resume(padapter );
261 DBG_8723A("current rf_pwrstate(%s)\n",(pwrpriv->rf_pwrstate == rf_off)?"rf_off":"rf_on");
264 pwrpriv->pwr_state_check_cnts ++;
266 #endif /* SUPPORT_HW_RFOFF_DETECTED */
268 if (pwrpriv->ips_mode_req == IPS_NONE
269 #ifdef CONFIG_CONCURRENT_MODE
270 || padapter->pbuddy_adapter->pwrctrlpriv.ips_mode_req == IPS_NONE
275 if (rtw_pwr_unassociated_idle(padapter) == _FALSE)
278 if((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4)==0))
280 DBG_8723A("==>%s .fw_state(%x)\n",__FUNCTION__,get_fwstate(pmlmepriv));
281 #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
283 pwrpriv->change_rfpwrstate = rf_off;
285 #ifdef CONFIG_AUTOSUSPEND
286 if(padapter->registrypriv.usbss_enable)
288 if(pwrpriv->bHWPwrPindetect)
289 pwrpriv->bkeepfwalive = _TRUE;
291 if(padapter->net_closed == _TRUE)
292 pwrpriv->ps_flag = _TRUE;
294 #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
295 if (_TRUE==pwrpriv->bInternalAutoSuspend) {
296 DBG_8723A("<==%s .pwrpriv->bInternalAutoSuspend)(%x)\n",__FUNCTION__,pwrpriv->bInternalAutoSuspend);
298 pwrpriv->change_rfpwrstate = rf_off;
299 padapter->bCardDisableWOHSM = _TRUE;
300 DBG_8723A("<==%s .pwrpriv->bInternalAutoSuspend)(%x) call autosuspend_enter\n",__FUNCTION__,pwrpriv->bInternalAutoSuspend);
301 autosuspend_enter(padapter);
304 padapter->bCardDisableWOHSM = _TRUE;
305 autosuspend_enter(padapter);
306 #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */
308 else if(pwrpriv->bHWPwrPindetect)
312 #endif /* CONFIG_AUTOSUSPEND */
314 #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
315 pwrpriv->change_rfpwrstate = rf_off;
316 #endif /* defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */
324 rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
325 pwrpriv->ps_processing = _FALSE;
329 void pwr_state_check_handler(void *FunctionContext);
330 void pwr_state_check_handler(void *FunctionContext)
332 _adapter *padapter = (_adapter *)FunctionContext;
333 rtw_ps_cmd(padapter);
341 * pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
344 void rtw_set_rpwm(PADAPTER padapter, u8 pslv)
347 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
351 pslv = PS_STATE(pslv);
353 if (_TRUE == pwrpriv->btcoex_rfon)
355 if (pslv < PS_STATE_S4)
359 #ifdef CONFIG_LPS_RPWM_TIMER
360 if (pwrpriv->brpwmtimeout == _TRUE)
362 DBG_8723A("%s: RPWM timeout, force to set RPWM(0x%02X) again!\n", __FUNCTION__, pslv);
365 #endif /* CONFIG_LPS_RPWM_TIMER */
367 if ( (pwrpriv->rpwm == pslv)
368 #ifdef CONFIG_LPS_LCLK
369 || ((pwrpriv->rpwm >= PS_STATE_S2)&&(pslv >= PS_STATE_S2))
373 RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_,
374 ("%s: Already set rpwm[0x%02X], new=0x%02X!\n", __FUNCTION__, pwrpriv->rpwm, pslv));
379 if ((padapter->bSurpriseRemoved == _TRUE) ||
380 (padapter->hw_init_completed == _FALSE))
382 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
383 ("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
384 __FUNCTION__, padapter->bSurpriseRemoved, padapter->hw_init_completed));
386 pwrpriv->cpwm = PS_STATE_S4;
391 if (padapter->bDriverStopped == _TRUE)
393 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
394 ("%s: change power state(0x%02X) when DriverStopped\n", __FUNCTION__, pslv));
396 if (pslv < PS_STATE_S2) {
397 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
398 ("%s: Reject to enter PS_STATE(0x%02X) lower than S2 when DriverStopped!!\n", __FUNCTION__, pslv));
403 rpwm = pslv | pwrpriv->tog;
404 #ifdef CONFIG_LPS_LCLK
405 /* only when from PS_STATE S0/S1 to S2 and higher needs ACK */
406 if ((pwrpriv->cpwm < PS_STATE_S2) && (pslv >= PS_STATE_S2))
409 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
410 ("rtw_set_rpwm: rpwm=0x%02x cpwm=0x%02x\n", rpwm, pwrpriv->cpwm));
412 pwrpriv->rpwm = pslv;
414 #ifdef CONFIG_LPS_RPWM_TIMER
416 _set_timer(&pwrpriv->pwr_rpwm_timer, LPS_RPWM_WAIT_MS);
417 #endif /* CONFIG_LPS_RPWM_TIMER */
418 rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&rpwm));
420 pwrpriv->tog += 0x80;
422 #ifdef CONFIG_LPS_LCLK
423 /* No LPS 32K, No Ack */
424 if (!(rpwm & PS_ACK))
427 pwrpriv->cpwm = pslv;
433 u8 PS_RDY_CHECK(_adapter * padapter);
434 u8 PS_RDY_CHECK(_adapter * padapter)
436 u32 curr_time, delta_time;
437 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
438 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
440 curr_time = rtw_get_current_time();
441 delta_time = curr_time -pwrpriv->DelayLPSLastTimeStamp;
443 if(delta_time < LPS_DELAY_TIME)
448 if ((check_fwstate(pmlmepriv, _FW_LINKED) == _FALSE) ||
449 (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) ||
450 (check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE) ||
451 (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) ||
452 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE) )
455 if(_TRUE == pwrpriv->bInSuspend && pwrpriv->wowlan_mode)
460 if(_TRUE == pwrpriv->bInSuspend )
463 if( (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == _FALSE) )
465 DBG_8723A("Group handshake still in progress !!!\n");
468 #ifdef CONFIG_IOCTL_CFG80211
469 if (!rtw_cfg80211_pwr_mgmt(padapter))
476 void rtw_set_ps_mode(PADAPTER padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode)
478 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
480 struct wifidirect_info *pwdinfo = &( padapter->wdinfo );
481 #endif /* CONFIG_P2P */
483 struct sta_priv *pstapriv = &padapter->stapriv;
486 _list *plist, *phead;
487 struct sta_info *ptdls_sta;
488 #endif /* CONFIG_TDLS */
492 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
493 ("%s: PowerMode=%d Smart_PS=%d\n",
494 __FUNCTION__, ps_mode, smart_ps));
496 if(ps_mode > PM_Card_Disable) {
497 RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_,("ps_mode:%d error\n", ps_mode));
501 if (pwrpriv->pwr_mode == ps_mode)
503 if (PS_MODE_ACTIVE == ps_mode) return;
505 if ((pwrpriv->smart_ps == smart_ps) &&
506 (pwrpriv->bcn_ant_mode == bcn_ant_mode))
512 #ifdef CONFIG_LPS_LCLK
513 down(&pwrpriv->lock);
516 /* if(pwrpriv->pwr_mode == PS_MODE_ACTIVE) */
517 if(ps_mode == PS_MODE_ACTIVE)
520 if(pwdinfo->opp_ps == 0)
521 #endif /* CONFIG_P2P_PS */
523 DBG_8723A("rtw_set_ps_mode: Leave 802.11 power save\n");
526 spin_lock_bh(&pstapriv->sta_hash_lock);
528 for(i=0; i< NUM_STA; i++)
530 phead = &(pstapriv->sta_hash[i]);
531 plist = get_next(phead);
533 while ((rtw_end_of_queue_search(phead, plist)) == _FALSE)
535 ptdls_sta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
537 if( ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE )
538 issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta, 0);
539 plist = get_next(plist);
543 spin_unlock_bh(&pstapriv->sta_hash_lock);
544 #endif /* CONFIG_TDLS */
546 pwrpriv->pwr_mode = ps_mode;
547 rtw_set_rpwm(padapter, PS_STATE_S4);
548 rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
549 pwrpriv->bFwCurrentInPSMode = _FALSE;
554 if (PS_RDY_CHECK(padapter)
555 #ifdef CONFIG_BT_COEXIST
556 || (BT_1Ant(padapter) == _TRUE)
560 DBG_8723A("%s: Enter 802.11 power save\n", __FUNCTION__);
563 spin_lock_bh(&pstapriv->sta_hash_lock);
565 for(i=0; i< NUM_STA; i++)
567 phead = &(pstapriv->sta_hash[i]);
568 plist = get_next(phead);
570 while ((rtw_end_of_queue_search(phead, plist)) == _FALSE)
572 ptdls_sta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
574 if( ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE )
575 issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta, 1);
576 plist = get_next(plist);
580 spin_unlock_bh(&pstapriv->sta_hash_lock);
581 #endif /* CONFIG_TDLS */
583 pwrpriv->bFwCurrentInPSMode = _TRUE;
584 pwrpriv->pwr_mode = ps_mode;
585 pwrpriv->smart_ps = smart_ps;
586 pwrpriv->bcn_ant_mode = bcn_ant_mode;
587 rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
590 /* Set CTWindow after LPS */
591 if(pwdinfo->opp_ps == 1)
592 p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 0);
593 #endif /* CONFIG_P2P_PS */
595 #ifdef CONFIG_LPS_LCLK
596 if (pwrpriv->alives == 0)
597 rtw_set_rpwm(padapter, PS_STATE_S0);
599 rtw_set_rpwm(padapter, PS_STATE_S2);
604 #ifdef CONFIG_LPS_LCLK
617 s32 LPS_RF_ON_check(PADAPTER padapter, u32 delay_ms)
623 start_time = rtw_get_current_time();
626 rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake);
630 if (_TRUE == padapter->bSurpriseRemoved)
633 DBG_8723A("%s: device surprise removed!!\n", __FUNCTION__);
637 if (rtw_get_passing_time_ms(start_time) > delay_ms)
640 DBG_8723A("%s: Wait for FW LPS leave more than %u ms!!!\n", __FUNCTION__, delay_ms);
651 /* Enter the leisure power save mode. */
653 void LPS_Enter(PADAPTER padapter)
655 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
656 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
657 _adapter *buddy = padapter->pbuddy_adapter;
661 /* DBG_8723A("+LeisurePSEnter\n"); */
663 #ifdef CONFIG_CONCURRENT_MODE
664 if (padapter->iface_type != IFACE_PORT0)
665 return; /* Skip power saving for concurrent mode port 1*/
667 /* consider buddy, if exist */
669 struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
671 struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo);
672 #ifdef CONFIG_IOCTL_CFG80211
673 struct cfg80211_wifidirect_info *b_pcfg80211_wdinfo = &buddy->cfg80211_wdinfo;
677 if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
678 || check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
679 || check_fwstate(b_pmlmepriv, WIFI_AP_STATE)
680 || check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
681 #if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
682 || b_pcfg80211_wdinfo->is_ro_ch
683 #elif defined(CONFIG_P2P)
684 || !rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE)
686 || rtw_is_scan_deny(buddy)
693 if (PS_RDY_CHECK(padapter) == _FALSE)
696 if (_TRUE == pwrpriv->bLeisurePs)
698 /* Idle for a while if we connect to AP a while ago. */
699 if(pwrpriv->LpsIdleCount >= 2) /* 4 Sec */
701 if(pwrpriv->pwr_mode == PS_MODE_ACTIVE)
703 pwrpriv->bpower_saving = _TRUE;
704 DBG_8723A("%s smart_ps:%d\n", __func__, pwrpriv->smart_ps);
705 /* For Tenda W311R IOT issue */
706 rtw_set_ps_mode(padapter, pwrpriv->power_mgnt, pwrpriv->smart_ps, 0);
710 pwrpriv->LpsIdleCount++;
713 /* DBG_8723A("-LeisurePSEnter\n"); */
720 /* Leave the leisure power save mode. */
722 void LPS_Leave(PADAPTER padapter)
724 #define LPS_LEAVE_TIMEOUT_MS 100
726 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
732 #ifdef CONFIG_CONCURRENT_MODE
733 if (padapter->iface_type != IFACE_PORT0)
734 return; /* Skip power saving for concurrent mode port 1*/
737 /* DBG_8723A("+LeisurePSLeave\n"); */
739 if (pwrpriv->bLeisurePs)
741 if(pwrpriv->pwr_mode != PS_MODE_ACTIVE)
743 rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0);
745 if(pwrpriv->pwr_mode == PS_MODE_ACTIVE)
746 LPS_RF_ON_check(padapter, LPS_LEAVE_TIMEOUT_MS);
750 pwrpriv->bpower_saving = _FALSE;
752 /* DBG_8723A("-LeisurePSLeave\n"); */
759 /* Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */
760 /* Move code to function by tynli. 2010.03.26. */
762 void LeaveAllPowerSaveMode(PADAPTER Adapter)
764 struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
769 /* DBG_8723A("%s.....\n",__FUNCTION__); */
770 if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
772 #ifdef CONFIG_LPS_LCLK
777 p2p_ps_wk_cmd(Adapter, P2P_PS_DISABLE, enqueue);
778 #endif /* CONFIG_P2P_PS */
781 rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue);
784 #ifdef CONFIG_LPS_LCLK
785 LPS_Leave_check(Adapter);
790 if(Adapter->pwrctrlpriv.rf_pwrstate== rf_off)
792 #ifdef CONFIG_AUTOSUSPEND
793 if(Adapter->registrypriv.usbss_enable)
795 #if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
796 usb_disable_autosuspend(adapter_to_dvobj(Adapter)->pusbdev);
798 adapter_to_dvobj(Adapter)->pusbdev->autosuspend_disabled = Adapter->bDisableAutosuspend;/* autosuspend disabled by the user */
811 #ifdef CONFIG_LPS_LCLK
812 void LPS_Leave_check(
815 struct pwrctrl_priv *pwrpriv;
821 pwrpriv = &padapter->pwrctrlpriv;
824 start_time = rtw_get_current_time();
830 _enter_pwrlock(&pwrpriv->lock);
832 if ((padapter->bSurpriseRemoved == _TRUE)
833 || (padapter->hw_init_completed == _FALSE)
834 || (padapter->bDriverStopped== _TRUE)
835 || (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
841 _exit_pwrlock(&pwrpriv->lock);
846 if(rtw_get_passing_time_ms(start_time)>100)
848 DBG_8723A("Wait for cpwm event than 100 ms!!!\n");
858 * Caller:ISR handler...
860 * This will be called when CPWM interrupt is up.
862 * using to update cpwn of drv; and drv willl make a decision to up or down pwr level
866 struct reportpwrstate_parm *preportpwrstate)
868 struct pwrctrl_priv *pwrpriv;
872 pwrpriv = &padapter->pwrctrlpriv;
874 _enter_pwrlock(&pwrpriv->lock);
876 #ifdef CONFIG_LPS_RPWM_TIMER
877 if (pwrpriv->rpwm < PS_STATE_S2)
879 DBG_8723A("%s: Redundant CPWM Int. RPWM=0x%02X CPWM=0x%02x\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
880 _exit_pwrlock(&pwrpriv->lock);
883 #endif /* CONFIG_LPS_RPWM_TIMER */
885 pwrpriv->cpwm = PS_STATE(preportpwrstate->state);
886 pwrpriv->cpwm_tog = preportpwrstate->state & PS_TOGGLE;
888 if (pwrpriv->cpwm >= PS_STATE_S2)
890 if (pwrpriv->alives & CMD_ALIVE)
891 up(&padapter->cmdpriv.cmd_queue_sema);
893 if (pwrpriv->alives & XMIT_ALIVE)
894 up(&padapter->xmitpriv.xmit_sema);
897 _exit_pwrlock(&pwrpriv->lock);
900 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
901 ("cpwm_int_hdl: cpwm=0x%02x\n", pwrpriv->cpwm));
906 static void cpwm_event_callback(struct work_struct *work)
908 struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, cpwm_event);
909 _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
910 struct reportpwrstate_parm report;
912 /* DBG_8723A("%s\n",__FUNCTION__); */
914 report.state = PS_STATE_S2;
915 cpwm_int_hdl(adapter, &report);
918 #ifdef CONFIG_LPS_RPWM_TIMER
919 static void rpwmtimeout_workitem_callback(struct work_struct *work)
922 struct pwrctrl_priv *pwrpriv;
924 pwrpriv = container_of(work, struct pwrctrl_priv, rpwmtimeoutwi);
925 padapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
926 /* DBG_8723A("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */
928 _enter_pwrlock(&pwrpriv->lock);
929 if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
931 DBG_8723A("%s: rpwm=0x%02X cpwm=0x%02X CPWM done!\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
934 _exit_pwrlock(&pwrpriv->lock);
936 if (rtw_read8(padapter, 0x100) != 0xEA)
939 struct reportpwrstate_parm report;
941 report.state = PS_STATE_S2;
942 DBG_8723A("\n%s: FW already leave 32K!\n\n", __func__);
943 cpwm_int_hdl(padapter, &report);
945 DBG_8723A("\n%s: FW already leave 32K!\n\n", __func__);
946 cpwm_event_callback(&pwrpriv->cpwm_event);
951 _enter_pwrlock(&pwrpriv->lock);
953 if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
955 DBG_8723A("%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm);
958 pwrpriv->brpwmtimeout = _TRUE;
959 rtw_set_rpwm(padapter, pwrpriv->rpwm);
960 pwrpriv->brpwmtimeout = _FALSE;
963 _exit_pwrlock(&pwrpriv->lock);
967 * This function is a timer handler, can't do any IO in it.
969 static void pwr_rpwm_timeout_handler(void *FunctionContext)
972 struct pwrctrl_priv *pwrpriv;
974 padapter = (PADAPTER)FunctionContext;
975 pwrpriv = &padapter->pwrctrlpriv;
976 /* DBG_8723A("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */
978 if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
980 DBG_8723A("+%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm);
984 _set_workitem(&pwrpriv->rpwmtimeoutwi);
986 #endif /* CONFIG_LPS_RPWM_TIMER */
988 __inline static void register_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
990 pwrctrl->alives |= tag;
993 __inline static void unregister_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
995 pwrctrl->alives &= ~tag;
999 * Caller: rtw_xmit_thread
1001 * Check if the fw_pwrstate is okay for xmit.
1002 * If not (cpwm is less than S3), then the sub-routine
1003 * will raise the cpwm to be greater than or equal to S3.
1005 * Calling Context: Passive
1008 * _SUCCESS rtw_xmit_thread can write fifo/txcmd afterwards.
1009 * _FAIL rtw_xmit_thread can not do anything.
1011 s32 rtw_register_tx_alive(PADAPTER padapter)
1014 struct pwrctrl_priv *pwrctrl;
1020 pwrctrl = &padapter->pwrctrlpriv;
1021 #ifdef CONFIG_BT_COEXIST
1022 if (_TRUE == padapter->pwrctrlpriv.btcoex_rfon)
1030 _enter_pwrlock(&pwrctrl->lock);
1032 register_task_alive(pwrctrl, XMIT_ALIVE);
1034 if (pwrctrl->bFwCurrentInPSMode == _TRUE)
1036 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1037 ("rtw_register_tx_alive: cpwm=0x%02x alives=0x%08x\n",
1038 pwrctrl->cpwm, pwrctrl->alives));
1040 if (pwrctrl->cpwm < pslv)
1042 if (pwrctrl->cpwm < PS_STATE_S2)
1044 if (pwrctrl->rpwm < pslv)
1045 rtw_set_rpwm(padapter, pslv);
1049 _exit_pwrlock(&pwrctrl->lock);
1057 * Caller: rtw_cmd_thread
1059 * Check if the fw_pwrstate is okay for issuing cmd.
1060 * If not (cpwm should be is less than S2), then the sub-routine
1061 * will raise the cpwm to be greater than or equal to S2.
1063 * Calling Context: Passive
1066 * _SUCCESS rtw_cmd_thread can issue cmds to firmware afterwards.
1067 * _FAIL rtw_cmd_thread can not do anything.
1069 s32 rtw_register_cmd_alive(PADAPTER padapter)
1072 struct pwrctrl_priv *pwrctrl;
1078 pwrctrl = &padapter->pwrctrlpriv;
1079 #ifdef CONFIG_BT_COEXIST
1080 if (_TRUE == padapter->pwrctrlpriv.btcoex_rfon)
1088 _enter_pwrlock(&pwrctrl->lock);
1090 register_task_alive(pwrctrl, CMD_ALIVE);
1092 if (pwrctrl->bFwCurrentInPSMode == _TRUE)
1094 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
1095 ("rtw_register_cmd_alive: cpwm=0x%02x alives=0x%08x\n",
1096 pwrctrl->cpwm, pwrctrl->alives));
1098 if (pwrctrl->cpwm < pslv)
1100 if (pwrctrl->cpwm < PS_STATE_S2)
1102 if (pwrctrl->rpwm < pslv)
1103 rtw_set_rpwm(padapter, pslv);
1107 _exit_pwrlock(&pwrctrl->lock);
1117 * Calling Context: Dispatch/ISR
1123 s32 rtw_register_rx_alive(PADAPTER padapter)
1125 struct pwrctrl_priv *pwrctrl;
1129 pwrctrl = &padapter->pwrctrlpriv;
1131 _enter_pwrlock(&pwrctrl->lock);
1133 register_task_alive(pwrctrl, RECV_ALIVE);
1134 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1135 ("rtw_register_rx_alive: cpwm=0x%02x alives=0x%08x\n",
1136 pwrctrl->cpwm, pwrctrl->alives));
1138 _exit_pwrlock(&pwrctrl->lock);
1146 * Caller: evt_isr or evt_thread
1148 * Calling Context: Dispatch/ISR or Passive
1154 s32 rtw_register_evt_alive(PADAPTER padapter)
1156 struct pwrctrl_priv *pwrctrl;
1160 pwrctrl = &padapter->pwrctrlpriv;
1162 _enter_pwrlock(&pwrctrl->lock);
1164 register_task_alive(pwrctrl, EVT_ALIVE);
1165 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1166 ("rtw_register_evt_alive: cpwm=0x%02x alives=0x%08x\n",
1167 pwrctrl->cpwm, pwrctrl->alives));
1169 _exit_pwrlock(&pwrctrl->lock);
1180 * No more pkts for TX,
1181 * Then driver shall call this fun. to power down firmware again.
1183 void rtw_unregister_tx_alive(PADAPTER padapter)
1185 struct pwrctrl_priv *pwrctrl;
1189 pwrctrl = &padapter->pwrctrlpriv;
1191 _enter_pwrlock(&pwrctrl->lock);
1193 unregister_task_alive(pwrctrl, XMIT_ALIVE);
1195 if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) &&
1196 (pwrctrl->bFwCurrentInPSMode == _TRUE))
1198 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1199 ("%s: cpwm=0x%02x alives=0x%08x\n",
1200 __FUNCTION__, pwrctrl->cpwm, pwrctrl->alives));
1202 if ((pwrctrl->alives == 0) &&
1203 (pwrctrl->cpwm > PS_STATE_S0))
1205 rtw_set_rpwm(padapter, PS_STATE_S0);
1209 _exit_pwrlock(&pwrctrl->lock);
1217 * If all commands have been done,
1218 * and no more command to do,
1219 * then driver shall call this fun. to power down firmware again.
1221 void rtw_unregister_cmd_alive(PADAPTER padapter)
1223 struct pwrctrl_priv *pwrctrl;
1227 pwrctrl = &padapter->pwrctrlpriv;
1229 _enter_pwrlock(&pwrctrl->lock);
1231 unregister_task_alive(pwrctrl, CMD_ALIVE);
1233 if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) &&
1234 (pwrctrl->bFwCurrentInPSMode == _TRUE))
1236 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
1237 ("%s: cpwm=0x%02x alives=0x%08x\n",
1238 __FUNCTION__, pwrctrl->cpwm, pwrctrl->alives));
1240 if ((pwrctrl->alives == 0) &&
1241 (pwrctrl->cpwm > PS_STATE_S0))
1243 rtw_set_rpwm(padapter, PS_STATE_S0);
1247 _exit_pwrlock(&pwrctrl->lock);
1255 void rtw_unregister_rx_alive(PADAPTER padapter)
1257 struct pwrctrl_priv *pwrctrl;
1261 pwrctrl = &padapter->pwrctrlpriv;
1263 _enter_pwrlock(&pwrctrl->lock);
1265 unregister_task_alive(pwrctrl, RECV_ALIVE);
1267 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1268 ("rtw_unregister_rx_alive: cpwm=0x%02x alives=0x%08x\n",
1269 pwrctrl->cpwm, pwrctrl->alives));
1271 _exit_pwrlock(&pwrctrl->lock);
1276 void rtw_unregister_evt_alive(PADAPTER padapter)
1278 struct pwrctrl_priv *pwrctrl;
1282 pwrctrl = &padapter->pwrctrlpriv;
1284 unregister_task_alive(pwrctrl, EVT_ALIVE);
1286 RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
1287 ("rtw_unregister_evt_alive: cpwm=0x%02x alives=0x%08x\n",
1288 pwrctrl->cpwm, pwrctrl->alives));
1290 _exit_pwrlock(&pwrctrl->lock);
1294 #endif /* CONFIG_LPS_LCLK */
1296 #ifdef CONFIG_RESUME_IN_WORKQUEUE
1297 static void resume_workitem_callback(struct work_struct *work);
1298 #endif /* CONFIG_RESUME_IN_WORKQUEUE */
1300 void rtw_init_pwrctrl_priv(PADAPTER padapter)
1302 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
1306 sema_init(&pwrctrlpriv->lock, 1);
1307 pwrctrlpriv->rf_pwrstate = rf_on;
1308 pwrctrlpriv->ips_enter_cnts=0;
1309 pwrctrlpriv->ips_leave_cnts=0;
1310 pwrctrlpriv->bips_processing = _FALSE;
1312 pwrctrlpriv->ips_mode = padapter->registrypriv.ips_mode;
1313 pwrctrlpriv->ips_mode_req = padapter->registrypriv.ips_mode;
1315 pwrctrlpriv->pwr_state_check_interval = RTW_PWR_STATE_CHK_INTERVAL;
1316 pwrctrlpriv->pwr_state_check_cnts = 0;
1317 pwrctrlpriv->bInternalAutoSuspend = _FALSE;
1318 pwrctrlpriv->bInSuspend = _FALSE;
1319 pwrctrlpriv->bkeepfwalive = _FALSE;
1321 #ifdef CONFIG_AUTOSUSPEND
1322 #ifdef SUPPORT_HW_RFOFF_DETECTED
1323 pwrctrlpriv->pwr_state_check_interval = (pwrctrlpriv->bHWPwrPindetect) ?1000:2000;
1327 pwrctrlpriv->LpsIdleCount = 0;
1328 pwrctrlpriv->power_mgnt =padapter->registrypriv.power_mgnt;/* PS_MODE_MIN; */
1329 pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?_TRUE:_FALSE;
1331 pwrctrlpriv->bFwCurrentInPSMode = _FALSE;
1333 pwrctrlpriv->rpwm = 0;
1334 pwrctrlpriv->cpwm = PS_STATE_S4;
1336 pwrctrlpriv->pwr_mode = PS_MODE_ACTIVE;
1337 pwrctrlpriv->smart_ps = padapter->registrypriv.smart_ps;
1338 pwrctrlpriv->bcn_ant_mode = 0;
1340 pwrctrlpriv->tog = 0x80;
1342 pwrctrlpriv->btcoex_rfon = _FALSE;
1344 #ifdef CONFIG_LPS_LCLK
1345 rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&pwrctrlpriv->rpwm));
1347 _init_workitem(&pwrctrlpriv->cpwm_event, cpwm_event_callback, NULL);
1349 #ifdef CONFIG_LPS_RPWM_TIMER
1350 pwrctrlpriv->brpwmtimeout = _FALSE;
1351 _init_workitem(&pwrctrlpriv->rpwmtimeoutwi, rpwmtimeout_workitem_callback, NULL);
1352 _init_timer(&pwrctrlpriv->pwr_rpwm_timer, padapter->pnetdev, pwr_rpwm_timeout_handler, padapter);
1353 #endif /* CONFIG_LPS_RPWM_TIMER */
1354 #endif /* CONFIG_LPS_LCLK */
1356 _init_timer(&(pwrctrlpriv->pwr_state_check_timer), padapter->pnetdev, pwr_state_check_handler, (u8 *)padapter);
1358 #ifdef CONFIG_RESUME_IN_WORKQUEUE
1359 _init_workitem(&pwrctrlpriv->resume_work, resume_workitem_callback, NULL);
1360 pwrctrlpriv->rtw_workqueue = create_singlethread_workqueue("rtw_workqueue");
1361 #endif /* CONFIG_RESUME_IN_WORKQUEUE */
1363 #if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
1364 pwrctrlpriv->early_suspend.suspend = NULL;
1365 rtw_register_early_suspend(pwrctrlpriv);
1366 #endif /* CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER */
1371 void rtw_free_pwrctrl_priv(PADAPTER adapter)
1373 struct pwrctrl_priv *pwrctrlpriv = &adapter->pwrctrlpriv;
1377 /* memset((unsigned char *)pwrctrlpriv, 0, sizeof(struct pwrctrl_priv)); */
1379 #ifdef CONFIG_RESUME_IN_WORKQUEUE
1380 if (pwrctrlpriv->rtw_workqueue) {
1381 flush_workqueue(pwrctrlpriv->rtw_workqueue);
1382 destroy_workqueue(pwrctrlpriv->rtw_workqueue);
1386 #if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
1387 rtw_unregister_early_suspend(pwrctrlpriv);
1388 #endif /* CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER */
1393 #ifdef CONFIG_RESUME_IN_WORKQUEUE
1394 extern int rtw_resume_process(_adapter *padapter);
1395 static void resume_workitem_callback(struct work_struct *work)
1397 struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, resume_work);
1398 _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
1400 DBG_8723A("%s\n",__FUNCTION__);
1402 rtw_resume_process(adapter);
1405 void rtw_resume_in_workqueue(struct pwrctrl_priv *pwrpriv)
1407 /* accquire system's suspend lock preventing from falliing asleep while resume in workqueue */
1411 queue_work(pwrpriv->rtw_workqueue, &pwrpriv->resume_work);
1413 _set_workitem(&pwrpriv->resume_work);
1416 #endif /* CONFIG_RESUME_IN_WORKQUEUE */
1418 #if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
1419 inline bool rtw_is_earlysuspend_registered(struct pwrctrl_priv *pwrpriv)
1421 return (pwrpriv->early_suspend.suspend) ? _TRUE : _FALSE;
1424 inline bool rtw_is_do_late_resume(struct pwrctrl_priv *pwrpriv)
1426 return (pwrpriv->do_late_resume) ? _TRUE : _FALSE;
1429 inline void rtw_set_do_late_resume(struct pwrctrl_priv *pwrpriv, bool enable)
1431 pwrpriv->do_late_resume = enable;
1435 #ifdef CONFIG_HAS_EARLYSUSPEND
1436 extern int rtw_resume_process(_adapter *padapter);
1437 static void rtw_early_suspend(struct early_suspend *h)
1439 struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
1440 DBG_8723A("%s\n",__FUNCTION__);
1442 rtw_set_do_late_resume(pwrpriv, _FALSE);
1445 static void rtw_late_resume(struct early_suspend *h)
1447 struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
1448 _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
1450 DBG_8723A("%s\n",__FUNCTION__);
1451 if(pwrpriv->do_late_resume) {
1452 rtw_set_do_late_resume(pwrpriv, _FALSE);
1453 rtw_resume_process(adapter);
1457 void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv)
1459 DBG_8723A("%s\n", __FUNCTION__);
1461 /* jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit */
1462 pwrpriv->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20;
1463 pwrpriv->early_suspend.suspend = rtw_early_suspend;
1464 pwrpriv->early_suspend.resume = rtw_late_resume;
1465 register_early_suspend(&pwrpriv->early_suspend);
1468 void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv)
1470 DBG_8723A("%s\n", __FUNCTION__);
1472 rtw_set_do_late_resume(pwrpriv, _FALSE);
1474 if (pwrpriv->early_suspend.suspend)
1475 unregister_early_suspend(&pwrpriv->early_suspend);
1477 pwrpriv->early_suspend.suspend = NULL;
1478 pwrpriv->early_suspend.resume = NULL;
1480 #endif /* CONFIG_HAS_EARLYSUSPEND */
1482 #ifdef CONFIG_ANDROID_POWER
1483 extern int rtw_resume_process(PADAPTER padapter);
1484 static void rtw_early_suspend(android_early_suspend_t *h)
1486 struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
1487 DBG_8723A("%s\n",__FUNCTION__);
1489 rtw_set_do_late_resume(pwrpriv, _FALSE);
1492 static void rtw_late_resume(android_early_suspend_t *h)
1494 struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
1495 _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
1497 DBG_8723A("%s\n",__FUNCTION__);
1498 if(pwrpriv->do_late_resume) {
1499 rtw_set_do_late_resume(pwrpriv, _FALSE);
1500 rtw_resume_process(adapter);
1504 void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv)
1506 DBG_8723A("%s\n", __FUNCTION__);
1508 /* jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit */
1509 pwrpriv->early_suspend.level = ANDROID_EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20;
1510 pwrpriv->early_suspend.suspend = rtw_early_suspend;
1511 pwrpriv->early_suspend.resume = rtw_late_resume;
1512 android_register_early_suspend(&pwrpriv->early_suspend);
1515 void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv)
1517 DBG_8723A("%s\n", __FUNCTION__);
1519 rtw_set_do_late_resume(pwrpriv, _FALSE);
1521 if (pwrpriv->early_suspend.suspend)
1522 android_unregister_early_suspend(&pwrpriv->early_suspend);
1524 pwrpriv->early_suspend.suspend = NULL;
1525 pwrpriv->early_suspend.resume = NULL;
1527 #endif /* CONFIG_ANDROID_POWER */
1529 u8 rtw_interface_ps_func(_adapter *padapter,HAL_INTF_PS_FUNC efunc_id,u8* val)
1532 rtw_hal_intf_ps_func(padapter,efunc_id,val);
1537 inline void rtw_set_ips_deny(_adapter *padapter, u32 ms)
1539 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
1540 pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ms);
1544 * rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend
1545 * @adapter: pointer to _adapter structure
1546 * @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup
1547 * Return _SUCCESS or _FAIL
1550 int _rtw_pwr_wakeup(_adapter *padapter, u32 ips_deffer_ms, const char *caller)
1552 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
1553 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1555 u32 start = rtw_get_current_time();
1557 #ifdef CONFIG_CONCURRENT_MODE
1558 if (padapter->pbuddy_adapter)
1559 LeaveAllPowerSaveMode(padapter->pbuddy_adapter);
1561 if ((padapter->isprimary == _FALSE) && padapter->pbuddy_adapter){
1562 padapter = padapter->pbuddy_adapter;
1563 pwrpriv = &padapter->pwrctrlpriv;
1564 pmlmepriv = &padapter->mlmepriv;
1568 if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms))
1569 pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms);
1571 if (pwrpriv->ps_processing) {
1572 DBG_8723A("%s wait ps_processing...\n", __func__);
1573 while (pwrpriv->ps_processing && rtw_get_passing_time_ms(start) <= 3000)
1575 if (pwrpriv->ps_processing)
1576 DBG_8723A("%s wait ps_processing timeout\n", __func__);
1578 DBG_8723A("%s wait ps_processing done\n", __func__);
1581 #ifdef DBG_CONFIG_ERROR_DETECT
1582 if (rtw_hal_sreset_inprogress(padapter)) {
1583 DBG_8723A("%s wait sreset_inprogress...\n", __func__);
1584 while (rtw_hal_sreset_inprogress(padapter) && rtw_get_passing_time_ms(start) <= 4000)
1586 if (rtw_hal_sreset_inprogress(padapter))
1587 DBG_8723A("%s wait sreset_inprogress timeout\n", __func__);
1589 DBG_8723A("%s wait sreset_inprogress done\n", __func__);
1593 if (pwrpriv->bInternalAutoSuspend == _FALSE && pwrpriv->bInSuspend) {
1594 DBG_8723A("%s wait bInSuspend...\n", __func__);
1595 while (pwrpriv->bInSuspend
1596 && ((rtw_get_passing_time_ms(start) <= 3000 && !rtw_is_do_late_resume(pwrpriv))
1597 || (rtw_get_passing_time_ms(start) <= 500 && rtw_is_do_late_resume(pwrpriv)))
1601 if (pwrpriv->bInSuspend)
1602 DBG_8723A("%s wait bInSuspend timeout\n", __func__);
1604 DBG_8723A("%s wait bInSuspend done\n", __func__);
1607 /* System suspend is not allowed to wakeup */
1608 if((pwrpriv->bInternalAutoSuspend == _FALSE) && (_TRUE == pwrpriv->bInSuspend )){
1614 if((pwrpriv->bInternalAutoSuspend == _TRUE) && (padapter->net_closed == _TRUE)) {
1619 /* I think this should be check in IPS, LPS, autosuspend functions... */
1620 if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
1622 #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
1623 if(_TRUE==pwrpriv->bInternalAutoSuspend){
1624 if(0==pwrpriv->autopm_cnt){
1625 #if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,33))
1626 if (usb_autopm_get_interface(adapter_to_dvobj(padapter)->pusbintf) < 0)
1628 DBG_8723A( "can't get autopm: \n");
1631 usb_autopm_disable(adapter_to_dvobj(padapter)->pusbintf);
1633 pwrpriv->autopm_cnt++;
1635 #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */
1638 #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
1640 #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */
1643 if(rf_off == pwrpriv->rf_pwrstate )
1645 #ifdef CONFIG_AUTOSUSPEND
1646 if(pwrpriv->brfoffbyhw==_TRUE)
1648 DBG_8723A("hw still in rf_off state ...........\n");
1652 else if(padapter->registrypriv.usbss_enable)
1654 DBG_8723A("%s call autoresume_enter....\n",__FUNCTION__);
1655 if(_FAIL == autoresume_enter(padapter))
1657 DBG_8723A("======> autoresume fail.............\n");
1666 DBG_8723A("%s call ips_leave....\n",__FUNCTION__);
1667 if(_FAIL == ips_leave(padapter))
1669 DBG_8723A("======> ips_leave fail.............\n");
1677 /* TODO: the following checking need to be merged... */
1678 if(padapter->bDriverStopped
1680 || !padapter->hw_init_completed
1682 DBG_8723A("%s: bDriverStopped=%d, bup=%d, hw_init_completed=%u\n"
1684 , padapter->bDriverStopped
1686 , padapter->hw_init_completed);
1692 if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms))
1693 pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms);
1697 int rtw_pm_set_lps(_adapter *padapter, u8 mode)
1700 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
1702 if ( mode < PS_MODE_NUM )
1704 if(pwrctrlpriv->power_mgnt !=mode)
1706 if(PS_MODE_ACTIVE == mode)
1708 LeaveAllPowerSaveMode(padapter);
1712 pwrctrlpriv->LpsIdleCount = 2;
1714 pwrctrlpriv->power_mgnt = mode;
1715 pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?_TRUE:_FALSE;
1726 int rtw_pm_set_ips(_adapter *padapter, u8 mode)
1728 struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
1730 if( mode == IPS_NORMAL || mode == IPS_LEVEL_2 ) {
1731 rtw_ips_mode_req(pwrctrlpriv, mode);
1732 DBG_8723A("%s %s\n", __FUNCTION__, mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2");
1735 else if(mode ==IPS_NONE){
1736 rtw_ips_mode_req(pwrctrlpriv, mode);
1737 DBG_8723A("%s %s\n", __FUNCTION__, "IPS_NONE");
1738 if((padapter->bSurpriseRemoved ==0)&&(_FAIL == rtw_pwr_wakeup(padapter)) )