/****************************************************************************** * * 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 * * ******************************************************************************/ #ifndef __RTW_PWRCTRL_H_ #define __RTW_PWRCTRL_H_ #include #include #define FW_PWR0 0 #define FW_PWR1 1 #define FW_PWR2 2 #define FW_PWR3 3 #define HW_PWR0 7 #define HW_PWR1 6 #define HW_PWR2 2 #define HW_PWR3 0 #define HW_PWR4 8 #define FW_PWRMSK 0x7 #define XMIT_ALIVE BIT(0) #define RECV_ALIVE BIT(1) #define CMD_ALIVE BIT(2) #define EVT_ALIVE BIT(3) enum power_mgnt { PS_MODE_ACTIVE = 0, PS_MODE_MIN, PS_MODE_MAX, PS_MODE_DTIM, PS_MODE_VOIP, PS_MODE_UAPSD_WMM, PS_MODE_UAPSD, PS_MODE_IBSS, PS_MODE_WWLAN, PM_Radio_Off, PM_Card_Disable, PS_MODE_NUM }; /* BIT[2:0] = HW state BIT[3] = Protocol PS state, 0: register active state, 1: register sleep state BIT[4] = sub-state */ #define PS_DPS BIT(0) #define PS_LCLK (PS_DPS) #define PS_RF_OFF BIT(1) #define PS_ALL_ON BIT(2) #define PS_ST_ACTIVE BIT(3) #define PS_ISR_ENABLE BIT(4) #define PS_IMR_ENABLE BIT(5) #define PS_ACK BIT(6) #define PS_TOGGLE BIT(7) #define PS_STATE_MASK (0x0F) #define PS_STATE_HW_MASK (0x07) #define PS_SEQ_MASK (0xc0) #define PS_STATE(x) (PS_STATE_MASK & (x)) #define PS_STATE_HW(x) (PS_STATE_HW_MASK & (x)) #define PS_SEQ(x) (PS_SEQ_MASK & (x)) #define PS_STATE_S0 (PS_DPS) #define PS_STATE_S1 (PS_LCLK) #define PS_STATE_S2 (PS_RF_OFF) #define PS_STATE_S3 (PS_ALL_ON) #define PS_STATE_S4 ((PS_ST_ACTIVE) | (PS_ALL_ON)) #define PS_IS_RF_ON(x) ((x) & (PS_ALL_ON)) #define PS_IS_ACTIVE(x) ((x) & (PS_ST_ACTIVE)) #define CLR_PS_STATE(x) ((x) = ((x) & (0xF0))) struct reportpwrstate_parm { unsigned char mode; unsigned char state; /* the CPWM value */ unsigned short rsvd; }; static inline void _init_pwrlock(struct semaphore *plock) { sema_init(plock, 1); } static inline void _free_pwrlock(struct semaphore *plock) { } static inline void _enter_pwrlock(struct semaphore *plock) { _rtw_down_sema(plock); } static inline void _exit_pwrlock(struct semaphore *plock) { up(plock); } #define LPS_DELAY_TIME 1*HZ /* 1 sec */ #define EXE_PWR_NONE 0x01 #define EXE_PWR_IPS 0x02 #define EXE_PWR_LPS 0x04 /* RF state. */ enum rt_rf_power_state { rf_on, /* RF is on after RFSleep or RFOff */ rf_sleep, /* 802.11 Power Save mode */ rf_off, /* HW/SW Radio OFF or Inactive Power Save */ /* Add the new RF state above this line===== */ rf_max }; /* RF Off Level for IPS or HW/SW radio off */ #define RT_RF_OFF_LEVL_ASPM BIT(0) /* PCI ASPM */ #define RT_RF_OFF_LEVL_CLK_REQ BIT(1) /* PCI clock request */ #define RT_RF_OFF_LEVL_PCI_D3 BIT(2) /* PCI D3 mode */ #define RT_RF_OFF_LEVL_HALT_NIC BIT(3) /* NIC halt, re-init hw param*/ #define RT_RF_OFF_LEVL_FREE_FW BIT(4) /* FW free, re-download the FW*/ #define RT_RF_OFF_LEVL_FW_32K BIT(5) /* FW in 32k */ #define RT_RF_PS_LEVEL_ALWAYS_ASPM BIT(6) /* Always enable ASPM and Clock * Req in initialization. */ #define RT_RF_LPS_DISALBE_2R BIT(30) /* When LPS is on, disable 2R * if no packet is RX or TX. */ #define RT_RF_LPS_LEVEL_ASPM BIT(31) /* LPS with ASPM */ #define RT_IN_PS_LEVEL(ppsc, _PS_FLAG) \ ((ppsc->cur_ps_level & _PS_FLAG) ? true : false) #define RT_CLEAR_PS_LEVEL(ppsc, _PS_FLAG) \ (ppsc->cur_ps_level &= (~(_PS_FLAG))) #define RT_SET_PS_LEVEL(ppsc, _PS_FLAG) \ (ppsc->cur_ps_level |= _PS_FLAG) enum _PS_BBRegBackup_ { PSBBREG_RF0 = 0, PSBBREG_RF1, PSBBREG_RF2, PSBBREG_AFE0, PSBBREG_TOTALCNT }; enum { /* for ips_mode */ IPS_NONE = 0, IPS_NORMAL, IPS_LEVEL_2, }; struct pwrctrl_priv { struct semaphore lock; volatile u8 rpwm; /* requested power state for fw */ volatile u8 cpwm; /* fw current power state. updated when * 1. read from HCPWM 2. driver lowers power level */ volatile u8 tog; /* toggling */ volatile u8 cpwm_tog; /* toggling */ u8 pwr_mode; u8 smart_ps; u8 bcn_ant_mode; u32 alives; struct work_struct cpwm_event; u8 bpower_saving; u8 b_hw_radio_off; u8 reg_rfoff; u8 reg_pdnmode; /* powerdown mode */ u32 rfoff_reason; /* RF OFF Level */ u32 cur_ps_level; u32 reg_rfps_level; uint ips_enter_cnts; uint ips_leave_cnts; u8 ips_mode; u8 ips_mode_req; /* used to accept the mode setting request, * will update to ipsmode later */ uint bips_processing; u32 ips_deny_time; /* will deny IPS when system time less than this */ u8 ps_processing; /* temp used to mark whether in rtw_ps_processor */ u8 bLeisurePs; u8 LpsIdleCount; u8 power_mgnt; u8 bFwCurrentInPSMode; u32 DelayLPSLastTimeStamp; u8 btcoex_rfon; s32 pnp_current_pwr_state; u8 pnp_bstop_trx; u8 bInternalAutoSuspend; u8 bInSuspend; #ifdef CONFIG_BT_COEXIST u8 bAutoResume; u8 autopm_cnt; #endif u8 bSupportRemoteWakeup; struct timer_list pwr_state_check_timer; int pwr_state_check_interval; u8 pwr_state_check_cnts; int ps_flag; enum rt_rf_power_state rf_pwrstate;/* cur power state */ enum rt_rf_power_state change_rfpwrstate; u8 wepkeymask; u8 bHWPowerdown;/* if support hw power down */ u8 bHWPwrPindetect; u8 bkeepfwalive; u8 brfoffbyhw; unsigned long PS_BBRegBackup[PSBBREG_TOTALCNT]; }; #define rtw_get_ips_mode_req(pwrctrlpriv) \ (pwrctrlpriv)->ips_mode_req #define rtw_ips_mode_req(pwrctrlpriv, ips_mode) \ ((pwrctrlpriv)->ips_mode_req = (ips_mode)) #define RTW_PWR_STATE_CHK_INTERVAL 2000 #define _rtw_set_pwr_state_check_timer(pwrctrlpriv, ms) \ do { \ _set_timer(&(pwrctrlpriv)->pwr_state_check_timer, (ms)); \ } while (0) #define rtw_set_pwr_state_check_timer(pwrctrl) \ _rtw_set_pwr_state_check_timer((pwrctrl), \ (pwrctrl)->pwr_state_check_interval) void rtw_init_pwrctrl_priv(struct adapter *adapter); void rtw_free_pwrctrl_priv(struct adapter *adapter); void rtw_set_ps_mode(struct adapter *adapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode); void rtw_set_rpwm(struct adapter *adapter, u8 val8); void LeaveAllPowerSaveMode(struct adapter *adapter); void ips_enter(struct adapter *padapter); int ips_leave(struct adapter *padapter); void rtw_ps_processor(struct adapter *padapter); enum rt_rf_power_state RfOnOffDetect(struct adapter *iadapter); s32 LPS_RF_ON_check(struct adapter *adapter, u32 delay_ms); void LPS_Enter(struct adapter *adapter); void LPS_Leave(struct adapter *adapter); u8 rtw_interface_ps_func(struct adapter *adapter, enum hal_intf_ps_func efunc_id, u8 *val); void rtw_set_ips_deny(struct adapter *adapter, u32 ms); int _rtw_pwr_wakeup(struct adapter *adapter, u32 ips_defer_ms, const char *caller); #define rtw_pwr_wakeup(adapter) \ _rtw_pwr_wakeup(adapter, RTW_PWR_STATE_CHK_INTERVAL, __func__) #define rtw_pwr_wakeup_ex(adapter, ips_deffer_ms) \ _rtw_pwr_wakeup(adapter, ips_deffer_ms, __func__) int rtw_pm_set_ips(struct adapter *adapter, u8 mode); int rtw_pm_set_lps(struct adapter *adapter, u8 mode); #endif /* __RTL871X_PWRCTRL_H_ */