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/******************************************************************************
*
* 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 <drv_conf.h>
#include <osdep_service.h>
#include <drv_types.h>
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#endif //CONFIG_HAS_EARLYSUSPEND
#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;
};
typedef _sema _pwrlock;
__inline static void _init_pwrlock(_pwrlock *plock)
{
_rtw_init_sema(plock, 1);
}
__inline static void _free_pwrlock(_pwrlock *plock)
{
_rtw_free_sema(plock);
}
__inline static void _enter_pwrlock(_pwrlock *plock)
{
_rtw_down_sema(plock);
}
__inline static void _exit_pwrlock(_pwrlock *plock)
{
_rtw_up_sema(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.
typedef 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
}rt_rf_power_state;
// 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 transmittd.
#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
{
_pwrlock 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;
_workitem cpwm_event;
#ifdef CONFIG_LPS_RPWM_TIMER
u8 brpwmtimeout;
_workitem rpwmtimeoutwi;
_timer pwr_rpwm_timer;
#endif // CONFIG_LPS_RPWM_TIMER
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;
#ifdef CONFIG_PCI_HCI
//just for PCIE ASPM
u8 b_support_aspm; // If it supports ASPM, Offset[560h] = 0x40, otherwise Offset[560h] = 0x00.
u8 b_support_backdoor;
//just for PCIE ASPM
u8 const_amdpci_aspm;
#endif
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 is smaller than this */
u8 ps_processing; /* temporarily 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;
#ifdef CONFIG_WOWLAN
u8 wowlan_mode;
u8 wowlan_pattern;
u8 wowlan_magic;
u8 wowlan_unicast;
u8 wowlan_pattern_idx;
u8 wowlan_wake_reason;
u32 wowlan_pattern_context[8][5];
u64 wowlan_fw_iv;
#endif // CONFIG_WOWLAN
_timer pwr_state_check_timer;
int pwr_state_check_interval;
u8 pwr_state_check_cnts;
int ps_flag;
rt_rf_power_state rf_pwrstate;//cur power state
//rt_rf_power_state current_rfpwrstate;
rt_rf_power_state change_rfpwrstate;
u8 bHWPowerdown;//if support hw power down
u8 bHWPwrPindetect;
u8 bkeepfwalive;
u8 brfoffbyhw;
unsigned long PS_BBRegBackup[PSBBREG_TOTALCNT];
#ifdef CONFIG_RESUME_IN_WORKQUEUE
struct workqueue_struct *rtw_workqueue;
_workitem resume_work;
#endif
#ifdef CONFIG_HAS_EARLYSUSPEND
struct early_suspend early_suspend;
u8 do_late_resume;
#endif //CONFIG_HAS_EARLYSUSPEND
#ifdef CONFIG_ANDROID_POWER
android_early_suspend_t early_suspend;
u8 do_late_resume;
#endif
#ifdef CONFIG_INTEL_PROXIM
u8 stored_power_mgnt;
#endif
};
#define rtw_get_ips_mode_req(pwrctl) \
(pwrctl)->ips_mode_req
#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 { \
/*DBG_871X("%s _rtw_set_pwr_state_check_timer(%p, %d)\n", __FUNCTION__, (pwrctl), (ms));*/ \
_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(_adapter *adapter);
extern void rtw_free_pwrctrl_priv(_adapter * adapter);
#ifdef CONFIG_LPS_LCLK
extern s32 rtw_register_tx_alive(PADAPTER padapter);
extern void rtw_unregister_tx_alive(PADAPTER padapter);
extern s32 rtw_register_rx_alive(PADAPTER padapter);
extern void rtw_unregister_rx_alive(PADAPTER padapter);
extern s32 rtw_register_cmd_alive(PADAPTER padapter);
extern void rtw_unregister_cmd_alive(PADAPTER padapter);
extern s32 rtw_register_evt_alive(PADAPTER padapter);
extern void rtw_unregister_evt_alive(PADAPTER padapter);
extern void cpwm_int_hdl(PADAPTER padapter, struct reportpwrstate_parm *preportpwrstate);
extern void LPS_Leave_check(PADAPTER padapter);
#endif
extern void rtw_set_ps_mode(PADAPTER padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode);
extern void rtw_set_rpwm(_adapter * padapter, u8 val8);
extern void LeaveAllPowerSaveMode(PADAPTER Adapter);
#ifdef CONFIG_IPS
void _ips_enter(_adapter * padapter);
void ips_enter(_adapter * padapter);
int _ips_leave(_adapter * padapter);
int ips_leave(_adapter * padapter);
#endif
void rtw_ps_processor(_adapter*padapter);
#ifdef CONFIG_AUTOSUSPEND
int autoresume_enter(_adapter* padapter);
#endif
#ifdef SUPPORT_HW_RFOFF_DETECTED
rt_rf_power_state RfOnOffDetect(IN PADAPTER pAdapter );
#endif
#ifdef CONFIG_LPS
s32 LPS_RF_ON_check(PADAPTER padapter, u32 delay_ms);
void LPS_Enter(PADAPTER padapter);
void LPS_Leave(PADAPTER padapter);
#endif
#ifdef CONFIG_RESUME_IN_WORKQUEUE
void rtw_resume_in_workqueue(struct pwrctrl_priv *pwrpriv);
#endif //CONFIG_RESUME_IN_WORKQUEUE
#if defined(CONFIG_HAS_EARLYSUSPEND ) || defined(CONFIG_ANDROID_POWER)
bool rtw_is_earlysuspend_registered(struct pwrctrl_priv *pwrpriv);
bool rtw_is_do_late_resume(struct pwrctrl_priv *pwrpriv);
void rtw_set_do_late_resume(struct pwrctrl_priv *pwrpriv, bool enable);
void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv);
void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv);
#else
#define rtw_is_earlysuspend_registered(pwrpriv) _FALSE
#define rtw_is_do_late_resume(pwrpriv) _FALSE
#define rtw_set_do_late_resume(pwrpriv, enable) do {} while (0)
#define rtw_register_early_suspend(pwrpriv) do {} while (0)
#define rtw_unregister_early_suspend(pwrpriv) do {} while (0)
#endif /* CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER */
u8 rtw_interface_ps_func(_adapter *padapter,HAL_INTF_PS_FUNC efunc_id,u8* val);
void rtw_set_ips_deny(_adapter *padapter, u32 ms);
int _rtw_pwr_wakeup(_adapter *padapter, u32 ips_deffer_ms, const char *caller);
#define rtw_pwr_wakeup(adapter) _rtw_pwr_wakeup(adapter, RTW_PWR_STATE_CHK_INTERVAL, __FUNCTION__)
#define rtw_pwr_wakeup_ex(adapter, ips_deffer_ms) _rtw_pwr_wakeup(adapter, ips_deffer_ms, __FUNCTION__)
int rtw_pm_set_ips(_adapter *padapter, u8 mode);
int rtw_pm_set_lps(_adapter *padapter, u8 mode);
#endif //__RTL871X_PWRCTRL_H_
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