drivers/staging/rtl8712/rtl871x_pwrctrl.h

   1 #ifndef __RTL871X_PWRCTRL_H_
   2 #define __RTL871X_PWRCTRL_H_
   3
   4 #include "osdep_service.h"
   5 #include "drv_types.h"
   6
   7
   8 #define FW_PWR0 0
   9 #define FW_PWR1         1
  10 #define FW_PWR2         2
  11 #define FW_PWR3         3
  12
  13
  14 #define HW_PWR0 7
  15 #define HW_PWR1         6
  16 #define HW_PWR2         2
  17 #define HW_PWR3 0
  18 #define HW_PWR4 8
  19
  20 #define FW_PWRMSK       0x7
  21
  22
  23 #define XMIT_ALIVE      BIT(0)
  24 #define RECV_ALIVE      BIT(1)
  25 #define CMD_ALIVE       BIT(2)
  26 #define EVT_ALIVE       BIT(3)
  27
  28
  29 enum Power_Mgnt {
  30         PS_MODE_ACTIVE  = 0     ,
  31         PS_MODE_MIN                     ,
  32         PS_MODE_MAX                     ,
  33         PS_MODE_DTIM                    ,
  34         PS_MODE_VOIP                    ,
  35         PS_MODE_UAPSD_WMM       ,
  36         PS_MODE_UAPSD                   ,
  37         PS_MODE_IBSS                    ,
  38         PS_MODE_WWLAN           ,
  39         PM_Radio_Off                    ,
  40         PM_Card_Disable         ,
  41         PS_MODE_NUM
  42 };
  43
  44
  45 /*
  46         BIT[2:0] = HW state
  47         BIT[3] = Protocol PS state, 0: register active state,
  48                                     1: register sleep state
  49         BIT[4] = sub-state
  50 */
  51
  52 #define         PS_DPS                          BIT(0)
  53 #define         PS_LCLK                         (PS_DPS)
  54 #define PS_RF_OFF                       BIT(1)
  55 #define PS_ALL_ON                       BIT(2)
  56 #define PS_ST_ACTIVE            BIT(3)
  57 #define PS_LP                           BIT(4)  /* low performance */
  58
  59 #define PS_STATE_MASK           (0x0F)
  60 #define PS_STATE_HW_MASK        (0x07)
  61 #define         PS_SEQ_MASK             (0xc0)
  62
  63 #define PS_STATE(x)                     (PS_STATE_MASK & (x))
  64 #define PS_STATE_HW(x)  (PS_STATE_HW_MASK & (x))
  65 #define PS_SEQ(x)                       (PS_SEQ_MASK & (x))
  66
  67 #define PS_STATE_S0             (PS_DPS)
  68 #define         PS_STATE_S1             (PS_LCLK)
  69 #define PS_STATE_S2             (PS_RF_OFF)
  70 #define         PS_STATE_S3             (PS_ALL_ON)
  71 #define PS_STATE_S4             ((PS_ST_ACTIVE) | (PS_ALL_ON))
  72
  73
  74 #define         PS_IS_RF_ON(x)          ((x) & (PS_ALL_ON))
  75 #define         PS_IS_ACTIVE(x)         ((x) & (PS_ST_ACTIVE))
  76 #define         CLR_PS_STATE(x) ((x) = ((x) & (0xF0)))
  77
  78
  79 struct reportpwrstate_parm {
  80         unsigned char mode;
  81         unsigned char state; /* the CPWM value */
  82         unsigned short rsvd;
  83 };
  84
  85 static inline void _enter_pwrlock(struct semaphore *plock)
  86 {
  87         _down_sema(plock);
  88 }
  89
  90 struct  pwrctrl_priv {
  91         struct semaphore lock;
  92         /*volatile*/ u8 rpwm; /* requested power state for fw */
  93         /* fw current power state. updated when 1. read from HCPWM or
  94          * 2. driver lowers power level */
  95         /*volatile*/ u8 cpwm;
  96         /*volatile*/ u8 tog; /* toggling */
  97         /*volatile*/ u8 cpwm_tog; /* toggling */
  98         /*volatile*/ u8 tgt_rpwm; /* wanted power state */
  99         uint pwr_mode;
 100         uint smart_ps;
 101         uint alives;
 102         uint ImrContent;        /* used to store original imr. */
 103         uint bSleep; /* sleep -> active is different from active -> sleep. */
 104
 105         _workitem SetPSModeWorkItem;
 106         _workitem rpwm_workitem;
 107         struct timer_list rpwm_check_timer;
 108         u8      rpwm_retry;
 109         uint    bSetPSModeWorkItemInProgress;
 110
 111         struct semaphore pnp_pwr_mgnt_sema;
 112         spinlock_t pnp_pwr_mgnt_lock;
 113         s32     pnp_current_pwr_state;
 114         u8      pnp_bstop_trx;
 115         u8      pnp_wwirp_pending;
 116 };
 117
 118 void r8712_init_pwrctrl_priv(struct _adapter *adapter);
 119 sint r8712_register_cmd_alive(struct _adapter *padapter);
 120 void r8712_unregister_cmd_alive(struct _adapter *padapter);
 121 void r8712_cpwm_int_hdl(struct _adapter *padapter,
 122                         struct reportpwrstate_parm *preportpwrstate);
 123 void r8712_set_ps_mode(struct _adapter *padapter, uint ps_mode,
 124                         uint smart_ps);
 125 void r8712_set_rpwm(struct _adapter *padapter, u8 val8);
 126
 127 #endif  /* __RTL871X_PWRCTRL_H_ */