diff options
Diffstat (limited to 'drivers/staging/r8188eu/core/rtw_pwrctrl.c')
-rw-r--r-- | drivers/staging/r8188eu/core/rtw_pwrctrl.c | 109 |
1 files changed, 55 insertions, 54 deletions
diff --git a/drivers/staging/r8188eu/core/rtw_pwrctrl.c b/drivers/staging/r8188eu/core/rtw_pwrctrl.c index 7beabf82eb92..7b816b824947 100644 --- a/drivers/staging/r8188eu/core/rtw_pwrctrl.c +++ b/drivers/staging/r8188eu/core/rtw_pwrctrl.c @@ -59,7 +59,7 @@ int ips_leave(struct adapter *padapter) pwrpriv->rf_pwrstate = rf_on; } - if ((_WEP40_ == psecuritypriv->dot11PrivacyAlgrthm) || (_WEP104_ == psecuritypriv->dot11PrivacyAlgrthm)) { + if ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_)) { set_channel_bwmode(padapter, padapter->mlmeextpriv.cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20); for (keyid = 0; keyid < 4; keyid++) { if (pmlmepriv->key_mask & BIT(keyid)) { @@ -133,9 +133,8 @@ void rtw_ps_processor(struct adapter *padapter) if (!rtw_pwr_unassociated_idle(padapter)) goto exit; - if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts % 4) == 0)) { + if (pwrpriv->rf_pwrstate == rf_on) { pwrpriv->change_rfpwrstate = rf_off; - ips_enter(padapter); } exit: @@ -177,6 +176,19 @@ static bool PS_RDY_CHECK(struct adapter *padapter) return true; } +void rtw_set_firmware_ps_mode(struct adapter *adapter, u8 mode) +{ + struct hal_data_8188e *haldata = &adapter->haldata; + struct odm_dm_struct *odmpriv = &haldata->odmpriv; + + /* Force leave RF low power mode for 1T1R to prevent + * conflicting setting in firmware power saving sequence. + */ + if (mode != PS_MODE_ACTIVE) + ODM_RF_Saving(odmpriv, true); + rtl8188e_set_FwPwrMode_cmd(adapter, mode); +} + void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; @@ -186,7 +198,7 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_a return; if (pwrpriv->pwr_mode == ps_mode) { - if (PS_MODE_ACTIVE == ps_mode) + if (ps_mode == PS_MODE_ACTIVE) return; if ((pwrpriv->smart_ps == smart_ps) && @@ -194,11 +206,10 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_a return; } - /* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */ if (ps_mode == PS_MODE_ACTIVE) { if (pwdinfo->opp_ps == 0) { pwrpriv->pwr_mode = ps_mode; - SetHwReg8188EU(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode)); + rtw_set_firmware_ps_mode(padapter, ps_mode); pwrpriv->bFwCurrentInPSMode = false; } } else { @@ -207,14 +218,28 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_a pwrpriv->pwr_mode = ps_mode; pwrpriv->smart_ps = smart_ps; pwrpriv->bcn_ant_mode = bcn_ant_mode; - SetHwReg8188EU(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode)); + rtw_set_firmware_ps_mode(padapter, ps_mode); /* Set CTWindow after LPS */ if (pwdinfo->opp_ps == 1) p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 0); } } +} +static bool lps_rf_on(struct adapter *adapter) +{ + /* When we halt NIC, we should check if FW LPS is leave. */ + if (adapter->pwrctrlpriv.rf_pwrstate == rf_off) { + /* If it is in HW/SW Radio OFF or IPS state, we do not check Fw LPS Leave, */ + /* because Fw is unload. */ + return true; + } + + if (rtw_read32(adapter, REG_RCR) & 0x00070000) + return false; + + return true; } /* @@ -223,16 +248,13 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_a * -1: Timeout * -2: Other error */ -s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms) +static s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms) { - u32 start_time; - u8 bAwake = false; + unsigned long timeout = jiffies + msecs_to_jiffies(delay_ms); s32 err = 0; - start_time = jiffies; while (1) { - GetHwReg8188EU(padapter, HW_VAR_FWLPS_RF_ON, &bAwake); - if (bAwake) + if (lps_rf_on(padapter)) break; if (padapter->bSurpriseRemoved) { @@ -240,7 +262,7 @@ s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms) break; } - if (rtw_get_passing_time_ms(start_time) > delay_ms) { + if (time_after(jiffies, timeout)) { err = -1; break; } @@ -329,13 +351,12 @@ void rtw_init_pwrctrl_priv(struct adapter *padapter) pwrctrlpriv->ips_mode_req = padapter->registrypriv.ips_mode; pwrctrlpriv->pwr_state_check_interval = RTW_PWR_STATE_CHK_INTERVAL; - pwrctrlpriv->pwr_state_check_cnts = 0; pwrctrlpriv->bInSuspend = false; pwrctrlpriv->bkeepfwalive = false; pwrctrlpriv->LpsIdleCount = 0; pwrctrlpriv->power_mgnt = padapter->registrypriv.power_mgnt;/* PS_MODE_MIN; */ - pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt) ? true : false; + pwrctrlpriv->bLeisurePs = pwrctrlpriv->power_mgnt != PS_MODE_ACTIVE; pwrctrlpriv->bFwCurrentInPSMode = false; @@ -346,58 +367,38 @@ void rtw_init_pwrctrl_priv(struct adapter *padapter) timer_setup(&pwrctrlpriv->pwr_state_check_timer, pwr_state_check_handler, 0); } -/* -* rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend -* @adapter: pointer to struct adapter structure -* @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup -* Return _SUCCESS or _FAIL -*/ - -int _rtw_pwr_wakeup(struct adapter *padapter, u32 ips_deffer_ms, const char *caller) +/* Wake the NIC up from: 1)IPS 2)USB autosuspend */ +int rtw_pwr_wakeup(struct adapter *padapter) { struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + unsigned long timeout = jiffies + msecs_to_jiffies(3000); + unsigned long deny_time; int ret = _SUCCESS; - u32 start = jiffies; - - if (pwrpriv->ips_deny_time < jiffies + rtw_ms_to_systime(ips_deffer_ms)) - pwrpriv->ips_deny_time = jiffies + rtw_ms_to_systime(ips_deffer_ms); - - if (pwrpriv->ps_processing) { - while (pwrpriv->ps_processing && rtw_get_passing_time_ms(start) <= 3000) - msleep(10); - } - /* System suspend is not allowed to wakeup */ - if (pwrpriv->bInSuspend) { - while (pwrpriv->bInSuspend && - (rtw_get_passing_time_ms(start) <= 3000 || - (rtw_get_passing_time_ms(start) <= 500))) - msleep(10); - } + while (pwrpriv->ps_processing && time_before(jiffies, timeout)) + msleep(10); /* I think this should be check in IPS, LPS, autosuspend functions... */ if (check_fwstate(pmlmepriv, _FW_LINKED)) { ret = _SUCCESS; goto exit; } - if (rf_off == pwrpriv->rf_pwrstate) { - if (_FAIL == ips_leave(padapter)) { - ret = _FAIL; - goto exit; - } + + if (pwrpriv->rf_pwrstate == rf_off && ips_leave(padapter) == _FAIL) { + ret = _FAIL; + goto exit; } - /* TODO: the following checking need to be merged... */ - if (padapter->bDriverStopped || !padapter->bup || - !padapter->hw_init_completed) { - ret = false; + if (padapter->bDriverStopped || !padapter->bup || !padapter->hw_init_completed) { + ret = _FAIL; goto exit; } exit: - if (pwrpriv->ips_deny_time < jiffies + rtw_ms_to_systime(ips_deffer_ms)) - pwrpriv->ips_deny_time = jiffies + rtw_ms_to_systime(ips_deffer_ms); + deny_time = jiffies + msecs_to_jiffies(RTW_PWR_STATE_CHK_INTERVAL); + if (time_before(pwrpriv->ips_deny_time, deny_time)) + pwrpriv->ips_deny_time = deny_time; return ret; } @@ -408,12 +409,12 @@ int rtw_pm_set_lps(struct adapter *padapter, u8 mode) if (mode < PS_MODE_NUM) { if (pwrctrlpriv->power_mgnt != mode) { - if (PS_MODE_ACTIVE == mode) + if (mode == PS_MODE_ACTIVE) LeaveAllPowerSaveMode(padapter); else pwrctrlpriv->LpsIdleCount = 2; pwrctrlpriv->power_mgnt = mode; - pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt) ? true : false; + pwrctrlpriv->bLeisurePs = pwrctrlpriv->power_mgnt != PS_MODE_ACTIVE; } } else { ret = -EINVAL; @@ -431,7 +432,7 @@ int rtw_pm_set_ips(struct adapter *padapter, u8 mode) return 0; } else if (mode == IPS_NONE) { rtw_ips_mode_req(pwrctrlpriv, mode); - if ((padapter->bSurpriseRemoved == 0) && (_FAIL == rtw_pwr_wakeup(padapter))) + if ((padapter->bSurpriseRemoved == 0) && (rtw_pwr_wakeup(padapter) == _FAIL)) return -EFAULT; } else { return -EINVAL; |