diff options
Diffstat (limited to 'drivers/staging/rtl8723bs/include/rtw_pwrctrl.h')
-rw-r--r-- | drivers/staging/rtl8723bs/include/rtw_pwrctrl.h | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723bs/include/rtw_pwrctrl.h b/drivers/staging/rtl8723bs/include/rtw_pwrctrl.h new file mode 100644 index 000000000..0767dbb84 --- /dev/null +++ b/drivers/staging/rtl8723bs/include/rtw_pwrctrl.h @@ -0,0 +1,292 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/****************************************************************************** + * + * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. + * + ******************************************************************************/ +#ifndef __RTW_PWRCTRL_H_ +#define __RTW_PWRCTRL_H_ + +#include <linux/mutex.h> + +#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) +#define BTCOEX_ALIVE BIT(4) + + +enum { + PS_MODE_ACTIVE = 0, + PS_MODE_MIN, + PS_MODE_MAX, + PS_MODE_DTIM, /* PS_MODE_SELF_DEFINED */ + 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; +}; + +#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-initialize hw parameters */ +#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 received or transmitted. */ +#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) + +/* ASPM OSC Control bit, added by Roger, 2013.03.29. */ +#define RT_PCI_ASPM_OSC_IGNORE 0 /* PCI ASPM ignore OSC control in default */ +#define RT_PCI_ASPM_OSC_ENABLE BIT0 /* PCI ASPM controlled by OS according to ACPI Spec 5.0 */ +#define RT_PCI_ASPM_OSC_DISABLE BIT1 /* PCI ASPM controlled by driver or BIOS, i.e., force enable ASPM */ + +enum { + PSBBREG_RF0 = 0, + PSBBREG_RF1, + PSBBREG_RF2, + PSBBREG_AFE0, + PSBBREG_TOTALCNT +}; + +enum { /* for ips_mode */ + IPS_NONE = 0, + IPS_NORMAL, + IPS_LEVEL_2, + IPS_NUM +}; + +/* Design for pwrctrl_priv.ips_deny, 32 bits for 32 reasons at most */ +enum ps_deny_reason { + PS_DENY_DRV_INITIAL = 0, + PS_DENY_SCAN, + PS_DENY_JOIN, + PS_DENY_DISCONNECT, + PS_DENY_SUSPEND, + PS_DENY_IOCTL, + PS_DENY_MGNT_TX, + PS_DENY_DRV_REMOVE = 30, + PS_DENY_OTHERS = 31 +}; + +struct pwrctrl_priv { + struct mutex 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; + u8 dtim; + + u32 alives; + struct work_struct cpwm_event; + u8 brpwmtimeout; + struct work_struct rpwmtimeoutwi; + struct timer_list pwr_rpwm_timer; + u8 bpower_saving; /* for LPS/IPS */ + + 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_org_mode; + u8 ips_mode_req; /* used to accept the mode setting request, will update to ipsmode later */ + bool bips_processing; + unsigned long ips_deny_time; /* will deny IPS when system time is smaller than this */ + u8 pre_ips_type;/* 0: default flow, 1: carddisbale flow */ + + /* ps_deny: if 0, power save is free to go; otherwise deny all kinds of power save. */ + /* Use enum ps_deny_reason to decide reason. */ + /* Don't access this variable directly without control function, */ + /* and this variable should be protected by lock. */ + u32 ps_deny; + + u8 ps_processing; /* temporarily used to mark whether in rtw_ps_processor */ + + u8 fw_psmode_iface_id; + u8 bLeisurePs; + u8 LpsIdleCount; + u8 power_mgnt; + u8 org_power_mgnt; + bool fw_current_in_ps_mode; + unsigned long DelayLPSLastTimeStamp; + s32 pnp_current_pwr_state; + u8 pnp_bstop_trx; + + + u8 bInternalAutoSuspend; + u8 bInSuspend; + + u8 bAutoResume; + u8 autopm_cnt; + + u8 bSupportRemoteWakeup; + u8 wowlan_wake_reason; + u8 wowlan_ap_mode; + u8 wowlan_mode; + struct timer_list pwr_state_check_timer; + struct adapter *adapter; + int pwr_state_check_interval; + u8 pwr_state_check_cnts; + + int ps_flag; /* used by autosuspend */ + + enum rt_rf_power_state rf_pwrstate;/* cur power state, only for IPS */ + /* rt_rf_power_state current_rfpwrstate; */ + enum rt_rf_power_state change_rfpwrstate; + + u8 bHWPowerdown; /* power down mode selection. 0:radio off, 1:power down */ + u8 bHWPwrPindetect; /* come from registrypriv.hwpwrp_detect. enable power down function. 0:disable, 1:enable */ + u8 bkeepfwalive; + u8 brfoffbyhw; + unsigned long PS_BBRegBackup[PSBBREG_TOTALCNT]; +}; + +#define rtw_ips_mode_req(pwrctl, ips_mode) \ + ((pwrctl)->ips_mode_req = (ips_mode)) + +#define RTW_PWR_STATE_CHK_INTERVAL 2000 + +#define _rtw_set_pwr_state_check_timer(pwrctl, ms) \ + do { \ + _set_timer(&(pwrctl)->pwr_state_check_timer, (ms)); \ + } while (0) + +#define rtw_set_pwr_state_check_timer(pwrctl) \ + _rtw_set_pwr_state_check_timer((pwrctl), (pwrctl)->pwr_state_check_interval) + +extern void rtw_init_pwrctrl_priv(struct adapter *adapter); +extern void rtw_free_pwrctrl_priv(struct adapter *adapter); + +s32 rtw_register_task_alive(struct adapter *, u32 task); +void rtw_unregister_task_alive(struct adapter *, u32 task); +extern s32 rtw_register_tx_alive(struct adapter *padapter); +extern void rtw_unregister_tx_alive(struct adapter *padapter); +extern s32 rtw_register_cmd_alive(struct adapter *padapter); +extern void rtw_unregister_cmd_alive(struct adapter *padapter); +extern void cpwm_int_hdl(struct adapter *padapter, struct reportpwrstate_parm *preportpwrstate); +extern void LPS_Leave_check(struct adapter *padapter); + +extern void LeaveAllPowerSaveMode(struct adapter *Adapter); +extern void LeaveAllPowerSaveModeDirect(struct adapter *Adapter); +void _ips_enter(struct adapter *padapter); +void ips_enter(struct adapter *padapter); +int _ips_leave(struct adapter *padapter); +int ips_leave(struct adapter *padapter); + +void rtw_ps_processor(struct adapter *padapter); + +s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms); +void LPS_Enter(struct adapter *padapter, const char *msg); +void LPS_Leave(struct adapter *padapter, const char *msg); +void traffic_check_for_leave_lps(struct adapter *padapter, u8 tx, u32 tx_packets); +void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode, const char *msg); +void rtw_set_rpwm(struct adapter *padapter, u8 val8); + +void rtw_set_ips_deny(struct adapter *padapter, u32 ms); +int _rtw_pwr_wakeup(struct adapter *padapter, u32 ips_deffer_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 *padapter, u8 mode); +int rtw_pm_set_lps(struct adapter *padapter, u8 mode); + +void rtw_ps_deny(struct adapter *padapter, enum ps_deny_reason reason); +void rtw_ps_deny_cancel(struct adapter *padapter, enum ps_deny_reason reason); +u32 rtw_ps_deny_get(struct adapter *padapter); + +#endif /* __RTL871X_PWRCTRL_H_ */ |