diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/ps.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/ps.c | 42 |
1 files changed, 32 insertions, 10 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/ps.c b/drivers/net/wireless/realtek/rtlwifi/ps.c index 18d979affc18..0d152877d969 100644 --- a/drivers/net/wireless/realtek/rtlwifi/ps.c +++ b/drivers/net/wireless/realtek/rtlwifi/ps.c @@ -34,6 +34,7 @@ bool rtl_ps_enable_nic(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); /*<1> reset trx ring */ if (rtlhal->interface == INTF_PCI) @@ -46,6 +47,8 @@ bool rtl_ps_enable_nic(struct ieee80211_hw *hw) /*<2> Enable Adapter */ if (rtlpriv->cfg->ops->hw_init(hw)) return false; + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, + &rtlmac->retry_long); RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC); /*<3> Enable Interrupt */ @@ -150,8 +153,7 @@ static bool rtl_ps_set_rf_state(struct ieee80211_hw *hw, break; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - "switch case %#x not processed\n", state_toset); + pr_err("switch case %#x not processed\n", state_toset); break; } @@ -407,8 +409,8 @@ void rtl_lps_set_psmode(struct ieee80211_hw *hw, u8 rt_psmode) } } -/*Enter the leisure power save mode.*/ -void rtl_lps_enter(struct ieee80211_hw *hw) +/* Interrupt safe routine to enter the leisure power save mode.*/ +static void rtl_lps_enter_core(struct ieee80211_hw *hw) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); @@ -444,10 +446,9 @@ void rtl_lps_enter(struct ieee80211_hw *hw) spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag); } -EXPORT_SYMBOL(rtl_lps_enter); -/*Leave the leisure power save mode.*/ -void rtl_lps_leave(struct ieee80211_hw *hw) +/* Interrupt safe routine to leave the leisure power save mode.*/ +static void rtl_lps_leave_core(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); @@ -477,7 +478,6 @@ void rtl_lps_leave(struct ieee80211_hw *hw) } spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag); } -EXPORT_SYMBOL(rtl_lps_leave); /* For sw LPS*/ void rtl_swlps_beacon(struct ieee80211_hw *hw, void *data, unsigned int len) @@ -670,12 +670,34 @@ void rtl_lps_change_work_callback(struct work_struct *work) struct rtl_priv *rtlpriv = rtl_priv(hw); if (rtlpriv->enter_ps) - rtl_lps_enter(hw); + rtl_lps_enter_core(hw); else - rtl_lps_leave(hw); + rtl_lps_leave_core(hw); } EXPORT_SYMBOL_GPL(rtl_lps_change_work_callback); +void rtl_lps_enter(struct ieee80211_hw *hw) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + + if (!in_interrupt()) + return rtl_lps_enter_core(hw); + rtlpriv->enter_ps = true; + schedule_work(&rtlpriv->works.lps_change_work); +} +EXPORT_SYMBOL_GPL(rtl_lps_enter); + +void rtl_lps_leave(struct ieee80211_hw *hw) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + + if (!in_interrupt()) + return rtl_lps_leave_core(hw); + rtlpriv->enter_ps = false; + schedule_work(&rtlpriv->works.lps_change_work); +} +EXPORT_SYMBOL_GPL(rtl_lps_leave); + void rtl_swlps_wq_callback(void *data) { struct rtl_works *rtlworks = container_of_dwork_rtl(data, |