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));
/*<1> reset trx ring */
if (rtlhal->interface == INTF_PCI)
rtlpriv->intf_ops->reset_trx_ring(hw);
if (is_hal_stop(rtlhal))
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
"Driver is already down!\n");
/*<2> Enable Adapter */
if (rtlpriv->cfg->ops->hw_init(hw))
return false;
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
/*<3> Enable Interrupt */
rtlpriv->cfg->ops->enable_interrupt(hw);
/*<enable timer> */
rtl_watch_dog_timer_callback((unsigned long)hw);
return true;
}
/*mutex for start & stop is must here. */
static int rtl_op_start(struct ieee80211_hw *hw)
{
int err;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
if (!is_hal_stop(rtlhal))
return 0;
if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
return 0;
mutex_lock(&rtlpriv->locks.conf_mutex);
err = rtlpriv->intf_ops->adapter_start(hw);
if (!err)
rtl_watch_dog_timer_callback((unsigned long)hw);
mutex_unlock(&rtlpriv->locks.conf_mutex);
return err;
}
