diff options
Diffstat (limited to 'drivers/staging/rtl8712/rtl871x_pwrctrl.h')
| -rw-r--r-- | drivers/staging/rtl8712/rtl871x_pwrctrl.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/drivers/staging/rtl8712/rtl871x_pwrctrl.h b/drivers/staging/rtl8712/rtl871x_pwrctrl.h new file mode 100644 index 000000000..dbfb55523 --- /dev/null +++ b/drivers/staging/rtl8712/rtl871x_pwrctrl.h @@ -0,0 +1,131 @@ +/****************************************************************************** + * + * 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 CMD_ALIVE BIT(2) + +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. */ + + struct work_struct SetPSModeWorkItem; + struct work_struct rpwm_workitem; + struct timer_list rpwm_check_timer; + u8 rpwm_retry; + uint bSetPSModeWorkItemInProgress; + + 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_ */ |