/****************************************************************************** * * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * ******************************************************************************/ #define _RTW_PWRCTRL_C_ #include #include #include #include #include #ifdef CONFIG_BT_COEXIST #include #endif #ifdef CONFIG_IPS void ips_enter(_adapter * padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct xmit_priv *pxmit_priv = &padapter->xmitpriv; #if (MP_DRIVER == 1) if (padapter->registrypriv.mp_mode == 1) return; #endif if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF || pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) { DBG_88E_LEVEL(_drv_info_, "There are some pkts to transmit\n"); DBG_88E_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n", pxmit_priv->free_xmitbuf_cnt, pxmit_priv->free_xmit_extbuf_cnt); return; } _enter_pwrlock(&pwrpriv->lock); pwrpriv->bips_processing = true; /* syn ips_mode with request */ pwrpriv->ips_mode = pwrpriv->ips_mode_req; pwrpriv->ips_enter_cnts++; DBG_88E("==>ips_enter cnts:%d\n",pwrpriv->ips_enter_cnts); #ifdef CONFIG_BT_COEXIST BTDM_TurnOffBtCoexistBeforeEnterIPS(padapter); #endif if (rf_off == pwrpriv->change_rfpwrstate ) { pwrpriv->bpower_saving = true; DBG_88E_LEVEL(_drv_info_, "nolinked power save enter\n"); if (pwrpriv->ips_mode == IPS_LEVEL_2) pwrpriv->bkeepfwalive = true; rtw_ips_pwr_down(padapter); pwrpriv->rf_pwrstate = rf_off; } pwrpriv->bips_processing = false; _exit_pwrlock(&pwrpriv->lock); } int ips_leave(_adapter * padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct security_priv* psecuritypriv=&(padapter->securitypriv); struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); int result = _SUCCESS; sint keyid; _enter_pwrlock(&pwrpriv->lock); if ((pwrpriv->rf_pwrstate == rf_off) &&(!pwrpriv->bips_processing)) { pwrpriv->bips_processing = true; pwrpriv->change_rfpwrstate = rf_on; pwrpriv->ips_leave_cnts++; DBG_88E("==>ips_leave cnts:%d\n",pwrpriv->ips_leave_cnts); if ((result = rtw_ips_pwr_up(padapter)) == _SUCCESS) { pwrpriv->rf_pwrstate = rf_on; } DBG_88E_LEVEL(_drv_info_, "nolinked power save leave\n"); if ((_WEP40_ == psecuritypriv->dot11PrivacyAlgrthm) ||(_WEP104_ == psecuritypriv->dot11PrivacyAlgrthm)) { DBG_88E("==>%s,channel(%d),processing(%x)\n",__func__,padapter->mlmeextpriv.cur_channel,pwrpriv->bips_processing); set_channel_bwmode(padapter, padapter->mlmeextpriv.cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); for (keyid=0;keyid<4;keyid++){ if (pmlmepriv->key_mask & BIT(keyid)){ if (keyid == psecuritypriv->dot11PrivacyKeyIndex) result=rtw_set_key(padapter,psecuritypriv, keyid, 1); else result=rtw_set_key(padapter,psecuritypriv, keyid, 0); } } } DBG_88E("==> ips_leave.....LED(0x%08x)...\n",rtw_read32(padapter,0x4c)); pwrpriv->bips_processing = false; pwrpriv->bkeepfwalive = false; pwrpriv->bpower_saving = false; } _exit_pwrlock(&pwrpriv->lock); return result; } #endif #ifdef CONFIG_AUTOSUSPEND extern void autosuspend_enter(_adapter* padapter); extern int autoresume_enter(_adapter* padapter); #endif static bool rtw_pwr_unassociated_idle(_adapter *adapter) { _adapter *buddy = adapter->pbuddy_adapter; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &(adapter->wdinfo); #ifdef CONFIG_IOCTL_CFG80211 struct cfg80211_wifidirect_info *pcfg80211_wdinfo = &adapter->cfg80211_wdinfo; #endif #endif bool ret = false; if (adapter->pwrctrlpriv.ips_deny_time >= rtw_get_current_time()) { /* DBG_88E("%s ips_deny_time\n", __func__); */ goto exit; } if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR) || check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS) || check_fwstate(pmlmepriv, WIFI_AP_STATE) || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE) #if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS) || pcfg80211_wdinfo->is_ro_ch #elif defined(CONFIG_P2P) || !rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE) #endif ) { goto exit; } /* consider buddy, if exist */ if (buddy) { struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv); #ifdef CONFIG_P2P struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo); #ifdef CONFIG_IOCTL_CFG80211 struct cfg80211_wifidirect_info *b_pcfg80211_wdinfo = &buddy->cfg80211_wdinfo; #endif #endif if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR) || check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS) || check_fwstate(b_pmlmepriv, WIFI_AP_STATE) || check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE) #if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS) || b_pcfg80211_wdinfo->is_ro_ch #elif defined(CONFIG_P2P) || !rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE) #endif ) { goto exit; } } ret = true; exit: return ret; } void rtw_ps_processor(_adapter*padapter) { #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &( padapter->wdinfo ); #endif /* CONFIG_P2P */ struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); #ifdef SUPPORT_HW_RFOFF_DETECTED rt_rf_power_state rfpwrstate; #endif /* SUPPORT_HW_RFOFF_DETECTED */ pwrpriv->ps_processing = true; #ifdef SUPPORT_HW_RFOFF_DETECTED if (pwrpriv->bips_processing == true) goto exit; /* DBG_88E("==> fw report state(0x%x)\n",rtw_read8(padapter,0x1ca)); */ if (padapter->pwrctrlpriv.bHWPwrPindetect) { #ifdef CONFIG_AUTOSUSPEND if (padapter->registrypriv.usbss_enable) { if (pwrpriv->rf_pwrstate == rf_on) { if (padapter->net_closed == true) pwrpriv->ps_flag = true; rfpwrstate = RfOnOffDetect(padapter); DBG_88E("@@@@- #1 %s==> rfstate:%s\n",__func__,(rfpwrstate==rf_on)?"rf_on":"rf_off"); if (rfpwrstate!= pwrpriv->rf_pwrstate) { if (rfpwrstate == rf_off) { pwrpriv->change_rfpwrstate = rf_off; pwrpriv->bkeepfwalive = true; pwrpriv->brfoffbyhw = true; autosuspend_enter(padapter); } } } } else #endif /* CONFIG_AUTOSUSPEND */ { rfpwrstate = RfOnOffDetect(padapter); DBG_88E("@@@@- #2 %s==> rfstate:%s\n",__func__,(rfpwrstate==rf_on)?"rf_on":"rf_off"); if (rfpwrstate!= pwrpriv->rf_pwrstate) { if (rfpwrstate == rf_off) { pwrpriv->change_rfpwrstate = rf_off; pwrpriv->brfoffbyhw = true; padapter->bCardDisableWOHSM = true; rtw_hw_suspend(padapter ); } else { pwrpriv->change_rfpwrstate = rf_on; rtw_hw_resume(padapter ); } DBG_88E("current rf_pwrstate(%s)\n",(pwrpriv->rf_pwrstate == rf_off)?"rf_off":"rf_on"); } } pwrpriv->pwr_state_check_cnts ++; } #endif /* SUPPORT_HW_RFOFF_DETECTED */ if (pwrpriv->ips_mode_req == IPS_NONE) goto exit; if (rtw_pwr_unassociated_idle(padapter) == false) goto exit; if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4)==0)) { DBG_88E("==>%s .fw_state(%x)\n",__func__,get_fwstate(pmlmepriv)); #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) #else pwrpriv->change_rfpwrstate = rf_off; #endif #ifdef CONFIG_AUTOSUSPEND if (padapter->registrypriv.usbss_enable) { if (pwrpriv->bHWPwrPindetect) pwrpriv->bkeepfwalive = true; if (padapter->net_closed == true) pwrpriv->ps_flag = true; #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) if (true==pwrpriv->bInternalAutoSuspend) { DBG_88E("<==%s .pwrpriv->bInternalAutoSuspend)(%x)\n",__func__,pwrpriv->bInternalAutoSuspend); } else { pwrpriv->change_rfpwrstate = rf_off; padapter->bCardDisableWOHSM = true; DBG_88E("<==%s .pwrpriv->bInternalAutoSuspend)(%x) call autosuspend_enter\n",__func__,pwrpriv->bInternalAutoSuspend); autosuspend_enter(padapter); } #else padapter->bCardDisableWOHSM = true; autosuspend_enter(padapter); #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */ } else if (pwrpriv->bHWPwrPindetect) { } else #endif /* CONFIG_AUTOSUSPEND */ { #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) pwrpriv->change_rfpwrstate = rf_off; #endif /* defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */ #ifdef CONFIG_IPS ips_enter(padapter); #endif } } exit: rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv); pwrpriv->ps_processing = false; return; } void pwr_state_check_handler(void *FunctionContext); void pwr_state_check_handler(void *FunctionContext) { _adapter *padapter = (_adapter *)FunctionContext; rtw_ps_cmd(padapter); } #ifdef CONFIG_LPS /* * * Parameters * padapter * pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4 * */ void rtw_set_rpwm(PADAPTER padapter, u8 pslv) { u8 rpwm; struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; _func_enter_; pslv = PS_STATE(pslv); if (true == pwrpriv->btcoex_rfon) { if (pslv < PS_STATE_S4) pslv = PS_STATE_S3; } #ifdef CONFIG_LPS_RPWM_TIMER if (pwrpriv->brpwmtimeout == true) { DBG_88E("%s: RPWM timeout, force to set RPWM(0x%02X) again!\n", __func__, pslv); } else #endif /* CONFIG_LPS_RPWM_TIMER */ { if ( (pwrpriv->rpwm == pslv) #ifdef CONFIG_LPS_LCLK || ((pwrpriv->rpwm >= PS_STATE_S2)&&(pslv >= PS_STATE_S2)) #endif ) { RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_, ("%s: Already set rpwm[0x%02X], new=0x%02X!\n", __func__, pwrpriv->rpwm, pslv)); return; } } if ((padapter->bSurpriseRemoved == true) || (padapter->hw_init_completed == false)) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_, ("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n", __func__, padapter->bSurpriseRemoved, padapter->hw_init_completed)); pwrpriv->cpwm = PS_STATE_S4; return; } if (padapter->bDriverStopped == true) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_, ("%s: change power state(0x%02X) when DriverStopped\n", __func__, pslv)); if (pslv < PS_STATE_S2) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_, ("%s: Reject to enter PS_STATE(0x%02X) lower than S2 when DriverStopped!!\n", __func__, pslv)); return; } } rpwm = pslv | pwrpriv->tog; #ifdef CONFIG_LPS_LCLK /* only when from PS_STATE S0/S1 to S2 and higher needs ACK */ if ((pwrpriv->cpwm < PS_STATE_S2) && (pslv >= PS_STATE_S2)) rpwm |= PS_ACK; #endif RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_set_rpwm: rpwm=0x%02x cpwm=0x%02x\n", rpwm, pwrpriv->cpwm)); pwrpriv->rpwm = pslv; #ifdef CONFIG_LPS_RPWM_TIMER if (rpwm & PS_ACK) _set_timer(&pwrpriv->pwr_rpwm_timer, LPS_RPWM_WAIT_MS); #endif /* CONFIG_LPS_RPWM_TIMER */ rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&rpwm)); pwrpriv->tog += 0x80; #ifdef CONFIG_LPS_LCLK /* No LPS 32K, No Ack */ if (!(rpwm & PS_ACK)) #endif { pwrpriv->cpwm = pslv; } _func_exit_; } u8 PS_RDY_CHECK(_adapter * padapter); u8 PS_RDY_CHECK(_adapter * padapter) { u32 curr_time, delta_time; struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); curr_time = rtw_get_current_time(); delta_time = curr_time -pwrpriv->DelayLPSLastTimeStamp; if (delta_time < LPS_DELAY_TIME) { return false; } if ((check_fwstate(pmlmepriv, _FW_LINKED) == false) || (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) || (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) || (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) ) return false; #ifdef CONFIG_WOWLAN if (true == pwrpriv->bInSuspend && pwrpriv->wowlan_mode) return true; else return false; #else if (true == pwrpriv->bInSuspend ) return false; #endif if ( (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == false) ) { DBG_88E("Group handshake still in progress !!!\n"); return false; } #ifdef CONFIG_IOCTL_CFG80211 if (!rtw_cfg80211_pwr_mgmt(padapter)) return false; #endif return true; } void rtw_set_ps_mode(PADAPTER padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &( padapter->wdinfo ); #endif /* CONFIG_P2P */ _func_enter_; RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("%s: PowerMode=%d Smart_PS=%d\n", __func__, ps_mode, smart_ps)); if (ps_mode > PM_Card_Disable) { RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_,("ps_mode:%d error\n", ps_mode)); return; } if (pwrpriv->pwr_mode == ps_mode) { if (PS_MODE_ACTIVE == ps_mode) return; if ((pwrpriv->smart_ps == smart_ps) && (pwrpriv->bcn_ant_mode == bcn_ant_mode)) { return; } } #ifdef CONFIG_LPS_LCLK _enter_pwrlock(&pwrpriv->lock); #endif /* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */ if (ps_mode == PS_MODE_ACTIVE) { #ifdef CONFIG_P2P_PS if (pwdinfo->opp_ps == 0) #endif /* CONFIG_P2P_PS */ { DBG_88E("rtw_set_ps_mode: Leave 802.11 power save\n"); pwrpriv->pwr_mode = ps_mode; rtw_set_rpwm(padapter, PS_STATE_S4); rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode)); pwrpriv->bFwCurrentInPSMode = false; } } else { if (PS_RDY_CHECK(padapter) #ifdef CONFIG_BT_COEXIST || (BT_1Ant(padapter) == true) #endif ) { DBG_88E("%s: Enter 802.11 power save\n", __func__); pwrpriv->bFwCurrentInPSMode = true; pwrpriv->pwr_mode = ps_mode; pwrpriv->smart_ps = smart_ps; pwrpriv->bcn_ant_mode = bcn_ant_mode; rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode)); #ifdef CONFIG_P2P_PS /* Set CTWindow after LPS */ if (pwdinfo->opp_ps == 1) p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 0); #endif /* CONFIG_P2P_PS */ #ifdef CONFIG_LPS_LCLK if (pwrpriv->alives == 0) rtw_set_rpwm(padapter, PS_STATE_S0); #else rtw_set_rpwm(padapter, PS_STATE_S2); #endif } } #ifdef CONFIG_LPS_LCLK _exit_pwrlock(&pwrpriv->lock); #endif _func_exit_; } /* * Return: * 0: Leave OK * -1: Timeout * -2: Other error */ s32 LPS_RF_ON_check(PADAPTER padapter, u32 delay_ms) { u32 start_time; u8 bAwake = false; s32 err = 0; start_time = rtw_get_current_time(); while (1) { rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake); if (true == bAwake) break; if (true == padapter->bSurpriseRemoved) { err = -2; DBG_88E("%s: device surprise removed!!\n", __func__); break; } if (rtw_get_passing_time_ms(start_time) > delay_ms) { err = -1; DBG_88E("%s: Wait for FW LPS leave more than %u ms!!!\n", __func__, delay_ms); break; } rtw_usleep_os(100); } return err; } /* */ /* Description: */ /* Enter the leisure power save mode. */ /* */ void LPS_Enter(PADAPTER padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); _adapter *buddy = padapter->pbuddy_adapter; _func_enter_; if (PS_RDY_CHECK(padapter) == false) return; if (true == pwrpriv->bLeisurePs) { /* Idle for a while if we connect to AP a while ago. */ if (pwrpriv->LpsIdleCount >= 2) /* 4 Sec */ { if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) { pwrpriv->bpower_saving = true; DBG_88E("%s smart_ps:%d\n", __func__, pwrpriv->smart_ps); /* For Tenda W311R IOT issue */ rtw_set_ps_mode(padapter, pwrpriv->power_mgnt, pwrpriv->smart_ps, 0); } } else pwrpriv->LpsIdleCount++; } /* DBG_88E("-LeisurePSEnter\n"); */ _func_exit_; } /* */ /* Description: */ /* Leave the leisure power save mode. */ /* */ void LPS_Leave(PADAPTER padapter) { #define LPS_LEAVE_TIMEOUT_MS 100 struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; u32 start_time; u8 bAwake = false; _func_enter_; if (pwrpriv->bLeisurePs) { if (pwrpriv->pwr_mode != PS_MODE_ACTIVE) { rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0); if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) LPS_RF_ON_check(padapter, LPS_LEAVE_TIMEOUT_MS); } } pwrpriv->bpower_saving = false; /* DBG_88E("-LeisurePSLeave\n"); */ _func_exit_; } #endif /* */ /* Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */ /* Move code to function by tynli. 2010.03.26. */ /* */ void LeaveAllPowerSaveMode(PADAPTER Adapter) { struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv); u8 enqueue = 0; _func_enter_; if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { /* connect */ #ifdef CONFIG_LPS_LCLK enqueue = 1; #endif #ifdef CONFIG_P2P_PS p2p_ps_wk_cmd(Adapter, P2P_PS_DISABLE, enqueue); #endif /* CONFIG_P2P_PS */ #ifdef CONFIG_LPS rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue); #endif #ifdef CONFIG_LPS_LCLK LPS_Leave_check(Adapter); #endif } else { if (Adapter->pwrctrlpriv.rf_pwrstate== rf_off) { #ifdef CONFIG_AUTOSUSPEND if (Adapter->registrypriv.usbss_enable) { #if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)) usb_disable_autosuspend(adapter_to_dvobj(Adapter)->pusbdev); #elif (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,22) && LINUX_VERSION_CODE<=KERNEL_VERSION(2,6,34)) adapter_to_dvobj(Adapter)->pusbdev->autosuspend_disabled = Adapter->bDisableAutosuspend;/* autosuspend disabled by the user */ #endif } else #endif { } } } _func_exit_; } #ifdef CONFIG_LPS_LCLK void LPS_Leave_check( PADAPTER padapter) { struct pwrctrl_priv *pwrpriv; u32 start_time; u8 bReady; _func_enter_; pwrpriv = &padapter->pwrctrlpriv; bReady = false; start_time = rtw_get_current_time(); rtw_yield_os(); while (1) { _enter_pwrlock(&pwrpriv->lock); if ((padapter->bSurpriseRemoved == true) || (padapter->hw_init_completed == false) || (padapter->bDriverStopped== true) || (pwrpriv->pwr_mode == PS_MODE_ACTIVE) ) { bReady = true; } _exit_pwrlock(&pwrpriv->lock); if (true == bReady) break; if (rtw_get_passing_time_ms(start_time)>100) { DBG_88E("Wait for cpwm event than 100 ms!!!\n"); break; } rtw_msleep_os(1); } _func_exit_; } /* * Caller:ISR handler... * * This will be called when CPWM interrupt is up. * * using to update cpwn of drv; and drv willl make a decision to up or down pwr level */ void cpwm_int_hdl( PADAPTER padapter, struct reportpwrstate_parm *preportpwrstate) { struct pwrctrl_priv *pwrpriv; _func_enter_; pwrpriv = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrpriv->lock); #ifdef CONFIG_LPS_RPWM_TIMER if (pwrpriv->rpwm < PS_STATE_S2) { DBG_88E("%s: Redundant CPWM Int. RPWM=0x%02X CPWM=0x%02x\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); _exit_pwrlock(&pwrpriv->lock); goto exit; } #endif /* CONFIG_LPS_RPWM_TIMER */ pwrpriv->cpwm = PS_STATE(preportpwrstate->state); pwrpriv->cpwm_tog = preportpwrstate->state & PS_TOGGLE; if (pwrpriv->cpwm >= PS_STATE_S2) { if (pwrpriv->alives & CMD_ALIVE) _rtw_up_sema(&padapter->cmdpriv.cmd_queue_sema); if (pwrpriv->alives & XMIT_ALIVE) _rtw_up_sema(&padapter->xmitpriv.xmit_sema); } _exit_pwrlock(&pwrpriv->lock); exit: RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("cpwm_int_hdl: cpwm=0x%02x\n", pwrpriv->cpwm)); _func_exit_; } static void cpwm_event_callback(struct work_struct *work) { struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, cpwm_event); _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv); struct reportpwrstate_parm report; /* DBG_88E("%s\n",__func__); */ report.state = PS_STATE_S2; cpwm_int_hdl(adapter, &report); } #ifdef CONFIG_LPS_RPWM_TIMER static void rpwmtimeout_workitem_callback(struct work_struct *work) { PADAPTER padapter; struct pwrctrl_priv *pwrpriv; pwrpriv = container_of(work, struct pwrctrl_priv, rpwmtimeoutwi); padapter = container_of(pwrpriv, _adapter, pwrctrlpriv); /* DBG_88E("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */ _enter_pwrlock(&pwrpriv->lock); if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) { DBG_88E("%s: rpwm=0x%02X cpwm=0x%02X CPWM done!\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); goto exit; } _exit_pwrlock(&pwrpriv->lock); if (rtw_read8(padapter, 0x100) != 0xEA) { #if 1 struct reportpwrstate_parm report; report.state = PS_STATE_S2; DBG_88E("\n%s: FW already leave 32K!\n\n", __func__); cpwm_int_hdl(padapter, &report); #else DBG_88E("\n%s: FW already leave 32K!\n\n", __func__); cpwm_event_callback(&pwrpriv->cpwm_event); #endif return; } _enter_pwrlock(&pwrpriv->lock); if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) { DBG_88E("%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm); goto exit; } pwrpriv->brpwmtimeout = true; rtw_set_rpwm(padapter, pwrpriv->rpwm); pwrpriv->brpwmtimeout = false; exit: _exit_pwrlock(&pwrpriv->lock); } /* * This function is a timer handler, can't do any IO in it. */ static void pwr_rpwm_timeout_handler(void *FunctionContext) { PADAPTER padapter; struct pwrctrl_priv *pwrpriv; padapter = (PADAPTER)FunctionContext; pwrpriv = &padapter->pwrctrlpriv; /* DBG_88E("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */ if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) { DBG_88E("+%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm); return; } _set_workitem(&pwrpriv->rpwmtimeoutwi); } #endif /* CONFIG_LPS_RPWM_TIMER */ __inline static void register_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag) { pwrctrl->alives |= tag; } __inline static void unregister_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag) { pwrctrl->alives &= ~tag; } /* * Caller: rtw_xmit_thread * * Check if the fw_pwrstate is okay for xmit. * If not (cpwm is less than S3), then the sub-routine * will raise the cpwm to be greater than or equal to S3. * * Calling Context: Passive * * Return Value: * _SUCCESS rtw_xmit_thread can write fifo/txcmd afterwards. * _FAIL rtw_xmit_thread can not do anything. */ s32 rtw_register_tx_alive(PADAPTER padapter) { s32 res; struct pwrctrl_priv *pwrctrl; u8 pslv; _func_enter_; res = _SUCCESS; pwrctrl = &padapter->pwrctrlpriv; #ifdef CONFIG_BT_COEXIST if (true == padapter->pwrctrlpriv.btcoex_rfon) pslv = PS_STATE_S3; else #endif { pslv = PS_STATE_S2; } _enter_pwrlock(&pwrctrl->lock); register_task_alive(pwrctrl, XMIT_ALIVE); if (pwrctrl->bFwCurrentInPSMode == true) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_register_tx_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); if (pwrctrl->cpwm < pslv) { if (pwrctrl->cpwm < PS_STATE_S2) res = _FAIL; if (pwrctrl->rpwm < pslv) rtw_set_rpwm(padapter, pslv); } } _exit_pwrlock(&pwrctrl->lock); _func_exit_; return res; } /* * Caller: rtw_cmd_thread * * Check if the fw_pwrstate is okay for issuing cmd. * If not (cpwm should be is less than S2), then the sub-routine * will raise the cpwm to be greater than or equal to S2. * * Calling Context: Passive * * Return Value: * _SUCCESS rtw_cmd_thread can issue cmds to firmware afterwards. * _FAIL rtw_cmd_thread can not do anything. */ s32 rtw_register_cmd_alive(PADAPTER padapter) { s32 res; struct pwrctrl_priv *pwrctrl; u8 pslv; _func_enter_; res = _SUCCESS; pwrctrl = &padapter->pwrctrlpriv; #ifdef CONFIG_BT_COEXIST if (true == padapter->pwrctrlpriv.btcoex_rfon) pslv = PS_STATE_S3; else #endif { pslv = PS_STATE_S2; } _enter_pwrlock(&pwrctrl->lock); register_task_alive(pwrctrl, CMD_ALIVE); if (pwrctrl->bFwCurrentInPSMode == true) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_, ("rtw_register_cmd_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); if (pwrctrl->cpwm < pslv) { if (pwrctrl->cpwm < PS_STATE_S2) res = _FAIL; if (pwrctrl->rpwm < pslv) rtw_set_rpwm(padapter, pslv); } } _exit_pwrlock(&pwrctrl->lock); _func_exit_; return res; } /* * Caller: rx_isr * * Calling Context: Dispatch/ISR * * Return Value: * _SUCCESS * _FAIL */ s32 rtw_register_rx_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrctrl->lock); register_task_alive(pwrctrl, RECV_ALIVE); RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_register_rx_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); _exit_pwrlock(&pwrctrl->lock); _func_exit_; return _SUCCESS; } /* * Caller: evt_isr or evt_thread * * Calling Context: Dispatch/ISR or Passive * * Return Value: * _SUCCESS * _FAIL */ s32 rtw_register_evt_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrctrl->lock); register_task_alive(pwrctrl, EVT_ALIVE); RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_register_evt_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); _exit_pwrlock(&pwrctrl->lock); _func_exit_; return _SUCCESS; } /* * Caller: ISR * * If ISR's txdone, * No more pkts for TX, * Then driver shall call this fun. to power down firmware again. */ void rtw_unregister_tx_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrctrl->lock); unregister_task_alive(pwrctrl, XMIT_ALIVE); if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) && (pwrctrl->bFwCurrentInPSMode == true)) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("%s: cpwm=0x%02x alives=0x%08x\n", __func__, pwrctrl->cpwm, pwrctrl->alives)); if ((pwrctrl->alives == 0) && (pwrctrl->cpwm > PS_STATE_S0)) { rtw_set_rpwm(padapter, PS_STATE_S0); } } _exit_pwrlock(&pwrctrl->lock); _func_exit_; } /* * Caller: ISR * * If all commands have been done, * and no more command to do, * then driver shall call this fun. to power down firmware again. */ void rtw_unregister_cmd_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrctrl->lock); unregister_task_alive(pwrctrl, CMD_ALIVE); if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) && (pwrctrl->bFwCurrentInPSMode == true)) { RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_, ("%s: cpwm=0x%02x alives=0x%08x\n", __func__, pwrctrl->cpwm, pwrctrl->alives)); if ((pwrctrl->alives == 0) && (pwrctrl->cpwm > PS_STATE_S0)) { rtw_set_rpwm(padapter, PS_STATE_S0); } } _exit_pwrlock(&pwrctrl->lock); _func_exit_; } /* * Caller: ISR */ void rtw_unregister_rx_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; _enter_pwrlock(&pwrctrl->lock); unregister_task_alive(pwrctrl, RECV_ALIVE); RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_unregister_rx_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); _exit_pwrlock(&pwrctrl->lock); _func_exit_; } void rtw_unregister_evt_alive(PADAPTER padapter) { struct pwrctrl_priv *pwrctrl; _func_enter_; pwrctrl = &padapter->pwrctrlpriv; unregister_task_alive(pwrctrl, EVT_ALIVE); RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, ("rtw_unregister_evt_alive: cpwm=0x%02x alives=0x%08x\n", pwrctrl->cpwm, pwrctrl->alives)); _exit_pwrlock(&pwrctrl->lock); _func_exit_; } #endif /* CONFIG_LPS_LCLK */ #ifdef CONFIG_RESUME_IN_WORKQUEUE static void resume_workitem_callback(struct work_struct *work); #endif /* CONFIG_RESUME_IN_WORKQUEUE */ void rtw_init_pwrctrl_priv(PADAPTER padapter) { struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv; _func_enter_; _init_pwrlock(&pwrctrlpriv->lock); pwrctrlpriv->rf_pwrstate = rf_on; pwrctrlpriv->ips_enter_cnts=0; pwrctrlpriv->ips_leave_cnts=0; pwrctrlpriv->bips_processing = false; pwrctrlpriv->ips_mode = padapter->registrypriv.ips_mode; pwrctrlpriv->ips_mode_req = padapter->registrypriv.ips_mode; pwrctrlpriv->pwr_state_check_interval = RTW_PWR_STATE_CHK_INTERVAL; pwrctrlpriv->pwr_state_check_cnts = 0; pwrctrlpriv->bInternalAutoSuspend = false; pwrctrlpriv->bInSuspend = false; pwrctrlpriv->bkeepfwalive = false; #ifdef CONFIG_AUTOSUSPEND #ifdef SUPPORT_HW_RFOFF_DETECTED pwrctrlpriv->pwr_state_check_interval = (pwrctrlpriv->bHWPwrPindetect) ?1000:2000; #endif #endif pwrctrlpriv->LpsIdleCount = 0; if (padapter->registrypriv.mp_mode == 1) pwrctrlpriv->power_mgnt =PS_MODE_ACTIVE ; else pwrctrlpriv->power_mgnt =padapter->registrypriv.power_mgnt;/* PS_MODE_MIN; */ pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false; pwrctrlpriv->bFwCurrentInPSMode = false; pwrctrlpriv->rpwm = 0; pwrctrlpriv->cpwm = PS_STATE_S4; pwrctrlpriv->pwr_mode = PS_MODE_ACTIVE; pwrctrlpriv->smart_ps = padapter->registrypriv.smart_ps; pwrctrlpriv->bcn_ant_mode = 0; pwrctrlpriv->tog = 0x80; pwrctrlpriv->btcoex_rfon = false; #ifdef CONFIG_LPS_LCLK rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&pwrctrlpriv->rpwm)); _init_workitem(&pwrctrlpriv->cpwm_event, cpwm_event_callback, NULL); #ifdef CONFIG_LPS_RPWM_TIMER pwrctrlpriv->brpwmtimeout = false; _init_workitem(&pwrctrlpriv->rpwmtimeoutwi, rpwmtimeout_workitem_callback, NULL); _init_timer(&pwrctrlpriv->pwr_rpwm_timer, padapter->pnetdev, pwr_rpwm_timeout_handler, padapter); #endif /* CONFIG_LPS_RPWM_TIMER */ #endif /* CONFIG_LPS_LCLK */ _init_timer(&(pwrctrlpriv->pwr_state_check_timer), padapter->pnetdev, pwr_state_check_handler, (u8 *)padapter); #ifdef CONFIG_RESUME_IN_WORKQUEUE _init_workitem(&pwrctrlpriv->resume_work, resume_workitem_callback, NULL); pwrctrlpriv->rtw_workqueue = create_singlethread_workqueue("rtw_workqueue"); #endif /* CONFIG_RESUME_IN_WORKQUEUE */ #if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER) pwrctrlpriv->early_suspend.suspend = NULL; rtw_register_early_suspend(pwrctrlpriv); #endif /* CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER */ _func_exit_; } void rtw_free_pwrctrl_priv(PADAPTER adapter) { struct pwrctrl_priv *pwrctrlpriv = &adapter->pwrctrlpriv; _func_enter_; /* _rtw_memset((unsigned char *)pwrctrlpriv, 0, sizeof(struct pwrctrl_priv)); */ #ifdef CONFIG_RESUME_IN_WORKQUEUE if (pwrctrlpriv->rtw_workqueue) { flush_workqueue(pwrctrlpriv->rtw_workqueue); destroy_workqueue(pwrctrlpriv->rtw_workqueue); } #endif #if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER) rtw_unregister_early_suspend(pwrctrlpriv); #endif /* CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER */ _free_pwrlock(&pwrctrlpriv->lock); _func_exit_; } #ifdef CONFIG_RESUME_IN_WORKQUEUE extern int rtw_resume_process(_adapter *padapter); static void resume_workitem_callback(struct work_struct *work) { struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, resume_work); _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv); DBG_88E("%s\n",__func__); rtw_resume_process(adapter); } void rtw_resume_in_workqueue(struct pwrctrl_priv *pwrpriv) { /* accquire system's suspend lock preventing from falliing asleep while resume in workqueue */ rtw_lock_suspend(); #if 1 queue_work(pwrpriv->rtw_workqueue, &pwrpriv->resume_work); #else _set_workitem(&pwrpriv->resume_work); #endif } #endif /* CONFIG_RESUME_IN_WORKQUEUE */ #ifdef CONFIG_HAS_EARLYSUSPEND extern int rtw_resume_process(_adapter *padapter); static void rtw_early_suspend(struct early_suspend *h) { struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend); DBG_88E("%s\n",__func__); /* jeff: do nothing but set do_late_resume to false */ pwrpriv->do_late_resume = false; } static void rtw_late_resume(struct early_suspend *h) { struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend); _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv); DBG_88E("%s\n",__func__); if (pwrpriv->do_late_resume) { rtw_resume_process(adapter); pwrpriv->do_late_resume = false; } } void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv) { DBG_88E("%s\n", __func__); /* jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit */ pwrpriv->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20; pwrpriv->early_suspend.suspend = rtw_early_suspend; pwrpriv->early_suspend.resume = rtw_late_resume; register_early_suspend(&pwrpriv->early_suspend); } void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv) { DBG_88E("%s\n", __func__); pwrpriv->do_late_resume = false; if (pwrpriv->early_suspend.suspend) unregister_early_suspend(&pwrpriv->early_suspend); pwrpriv->early_suspend.suspend = NULL; pwrpriv->early_suspend.resume = NULL; } #endif /* CONFIG_HAS_EARLYSUSPEND */ #ifdef CONFIG_ANDROID_POWER extern int rtw_resume_process(PADAPTER padapter); static void rtw_early_suspend(android_early_suspend_t *h) { struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend); DBG_88E("%s\n",__func__); /* jeff: do nothing but set do_late_resume to false */ pwrpriv->do_late_resume = false; } static void rtw_late_resume(android_early_suspend_t *h) { struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend); _adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv); DBG_88E("%s\n",__func__); if (pwrpriv->do_late_resume) { rtw_resume_process(adapter); pwrpriv->do_late_resume = false; } } void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv) { DBG_88E("%s\n", __func__); /* jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit */ pwrpriv->early_suspend.level = ANDROID_EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20; pwrpriv->early_suspend.suspend = rtw_early_suspend; pwrpriv->early_suspend.resume = rtw_late_resume; android_register_early_suspend(&pwrpriv->early_suspend); } void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv) { DBG_88E("%s\n", __func__); pwrpriv->do_late_resume = false; if (pwrpriv->early_suspend.suspend) android_unregister_early_suspend(&pwrpriv->early_suspend); pwrpriv->early_suspend.suspend = NULL; pwrpriv->early_suspend.resume = NULL; } #endif /* CONFIG_ANDROID_POWER */ u8 rtw_interface_ps_func(_adapter *padapter,HAL_INTF_PS_FUNC efunc_id,u8* val) { u8 bResult = true; rtw_hal_intf_ps_func(padapter,efunc_id,val); return bResult; } inline void rtw_set_ips_deny(_adapter *padapter, u32 ms) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ms); } /* * rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend * @adapter: pointer to _adapter structure * @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup * Return _SUCCESS or _FAIL */ int _rtw_pwr_wakeup(_adapter *padapter, u32 ips_deffer_ms, const char *caller) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; int ret = _SUCCESS; if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms)) pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms); { u32 start = rtw_get_current_time(); if (pwrpriv->ps_processing) { DBG_88E("%s wait ps_processing...\n", __func__); while (pwrpriv->ps_processing && rtw_get_passing_time_ms(start) <= 3000) rtw_msleep_os(10); if (pwrpriv->ps_processing) DBG_88E("%s wait ps_processing timeout\n", __func__); else DBG_88E("%s wait ps_processing done\n", __func__); } } /* System suspend is not allowed to wakeup */ if ((pwrpriv->bInternalAutoSuspend == false) && (true == pwrpriv->bInSuspend )){ ret = _FAIL; goto exit; } /* block??? */ if ((pwrpriv->bInternalAutoSuspend == true) && (padapter->net_closed == true)) { ret = _FAIL; goto exit; } /* I think this should be check in IPS, LPS, autosuspend functions... */ if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) if (true==pwrpriv->bInternalAutoSuspend){ if (0==pwrpriv->autopm_cnt){ #if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,33)) if (usb_autopm_get_interface(adapter_to_dvobj(padapter)->pusbintf) < 0) { DBG_88E( "can't get autopm:\n"); } #elif (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,20)) usb_autopm_disable(adapter_to_dvobj(padapter)->pusbintf); #else usb_autoresume_device(adapter_to_dvobj(padapter)->pusbdev, 1); #endif pwrpriv->autopm_cnt++; } #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */ ret = _SUCCESS; goto exit; #if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) } #endif /* if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND) */ } if (rf_off == pwrpriv->rf_pwrstate ) { #ifdef CONFIG_AUTOSUSPEND if (pwrpriv->brfoffbyhw==true) { DBG_88E("hw still in rf_off state ...........\n"); ret = _FAIL; goto exit; } else if (padapter->registrypriv.usbss_enable) { DBG_88E("%s call autoresume_enter....\n",__func__); if (_FAIL == autoresume_enter(padapter)) { DBG_88E("======> autoresume fail.............\n"); ret = _FAIL; goto exit; } } else #endif { #ifdef CONFIG_IPS DBG_88E("%s call ips_leave....\n",__func__); if (_FAIL == ips_leave(padapter)) { DBG_88E("======> ips_leave fail.............\n"); ret = _FAIL; goto exit; } #endif } } /* TODO: the following checking need to be merged... */ if (padapter->bDriverStopped || !padapter->bup || !padapter->hw_init_completed ){ DBG_88E("%s: bDriverStopped=%d, bup=%d, hw_init_completed=%u\n" , caller , padapter->bDriverStopped , padapter->bup , padapter->hw_init_completed); ret= false; goto exit; } exit: if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms)) pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms); return ret; } int rtw_pm_set_lps(_adapter *padapter, u8 mode) { int ret = 0; struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv; if ( mode < PS_MODE_NUM ) { if (pwrctrlpriv->power_mgnt !=mode) { if (PS_MODE_ACTIVE == mode) { LeaveAllPowerSaveMode(padapter); } else { pwrctrlpriv->LpsIdleCount = 2; } pwrctrlpriv->power_mgnt = mode; pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false; } } else { ret = -EINVAL; } return ret; } int rtw_pm_set_ips(_adapter *padapter, u8 mode) { struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv; if ( mode == IPS_NORMAL || mode == IPS_LEVEL_2 ) { rtw_ips_mode_req(pwrctrlpriv, mode); DBG_88E("%s %s\n", __func__, mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2"); return 0; } else if (mode ==IPS_NONE){ rtw_ips_mode_req(pwrctrlpriv, mode); DBG_88E("%s %s\n", __func__, "IPS_NONE"); if ((padapter->bSurpriseRemoved ==0)&&(_FAIL == rtw_pwr_wakeup(padapter)) ) return -EFAULT; } else { return -EINVAL; } return 0; }