/****************************************************************************** * * Copyright(c) 2007 - 2010 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 * * Modifications for inclusion into the Linux staging tree are * Copyright(c) 2010 Larry Finger. All rights reserved. * * Contact information: * WLAN FAE <wlanfae@realtek.com> * Larry Finger <Larry.Finger@lwfinger.net> * ******************************************************************************/ #ifndef __RTL871X_PWRCTRL_H_ #define __RTL871X_PWRCTRL_H_ #include "osdep_service.h" #include "drv_types.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) 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_LP BIT(4) /* low performance */ #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 _enter_pwrlock(struct semaphore *plock) { _down_sema(plock); } struct pwrctrl_priv { struct semaphore lock; /*volatile*/ u8 rpwm; /* requested power state for fw */ /* fw current power state. updated when 1. read from HCPWM or * 2. driver lowers power level */ /*volatile*/ u8 cpwm; /*volatile*/ u8 tog; /* toggling */ /*volatile*/ u8 cpwm_tog; /* toggling */ /*volatile*/ u8 tgt_rpwm; /* wanted power state */ uint pwr_mode; uint smart_ps; uint alives; uint ImrContent; /* used to store original imr. */ uint bSleep; /* sleep -> active is different from active -> sleep. */ _workitem SetPSModeWorkItem; _workitem rpwm_workitem; struct timer_list rpwm_check_timer; u8 rpwm_retry; uint bSetPSModeWorkItemInProgress; struct semaphore pnp_pwr_mgnt_sema; spinlock_t pnp_pwr_mgnt_lock; s32 pnp_current_pwr_state; u8 pnp_bstop_trx; u8 pnp_wwirp_pending; }; void r8712_init_pwrctrl_priv(struct _adapter *adapter); sint r8712_register_cmd_alive(struct _adapter *padapter); void r8712_unregister_cmd_alive(struct _adapter *padapter); void r8712_cpwm_int_hdl(struct _adapter *padapter, struct reportpwrstate_parm *preportpwrstate); void r8712_set_ps_mode(struct _adapter *padapter, uint ps_mode, uint smart_ps); void r8712_set_rpwm(struct _adapter *padapter, u8 val8); #endif /* __RTL871X_PWRCTRL_H_ */