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)
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;
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 */
rtlpriv->cfg->ops->enable_interrupt(hw);
/*<enable timer> */
rtl_watch_dog_timer_callback(&rtlpriv->works.watchdog_timer);
return true;
}
/*Leave the leisure power save mode.*/
void rtl_lps_leave(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));
mutex_lock(&rtlpriv->locks.ps_mutex);
if (ppsc->fwctrl_lps) {
if (ppsc->dot11_psmode != EACTIVE) {
/*FIX ME */
rtlpriv->cfg->ops->enable_interrupt(hw);
if (ppsc->reg_rfps_level & RT_RF_LPS_LEVEL_ASPM &&
RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM) &&
rtlhal->interface == INTF_PCI) {
rtlpriv->intf_ops->disable_aspm(hw);
RT_CLEAR_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
"Busy Traffic,Leave 802.11 power save..\n");
rtl_lps_set_psmode(hw, EACTIVE);
}
}
mutex_unlock(&rtlpriv->locks.ps_mutex);
}
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));
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");
if (rtlpriv->cfg->ops->hw_init(hw))
return 1;
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
rtlpriv->cfg->ops->enable_interrupt(hw);
rtl_watch_dog_timer_callback((unsigned long)hw);
return true;
}
void rtl_ips_nic_off_wq_callback(void *data)
{
struct rtl_works *rtlworks =
container_of_dwork_rtl(data, struct rtl_works, ips_nic_off_wq);
struct ieee80211_hw *hw = rtlworks->hw;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
enum rf_pwrstate rtstate;
if (mac->opmode != NL80211_IFTYPE_STATION) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
"not station return\n");
return;
}
if (mac->p2p_in_use)
return;
if (mac->link_state > MAC80211_NOLINK)
return;
if (is_hal_stop(rtlhal))
return;
if (rtlpriv->sec.being_setkey)
return;
if (rtlpriv->cfg->ops->bt_coex_off_before_lps)
rtlpriv->cfg->ops->bt_coex_off_before_lps(hw);
if (ppsc->inactiveps) {
rtstate = ppsc->rfpwr_state;
/*
*Do not enter IPS in the following conditions:
*(1) RF is already OFF or Sleep
*(2) swrf_processing (indicates the IPS is still under going)
*(3) Connectted (only disconnected can trigger IPS)
*(4) IBSS (send Beacon)
*(5) AP mode (send Beacon)
*(6) monitor mode (rcv packet)
*/
if (rtstate == ERFON &&
!ppsc->swrf_processing &&
(mac->link_state == MAC80211_NOLINK) &&
!mac->act_scanning) {
RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
"IPSEnter(): Turn off RF\n");
ppsc->inactive_pwrstate = ERFOFF;
ppsc->in_powersavemode = true;
/*rtl_pci_reset_trx_ring(hw); */
_rtl_ps_inactive_ps(hw);
}
}
}
/* NOTICE: any opmode should exc nic_on, or disable without
* nic_on may something wrong, like adhoc TP
*/
void rtl_ips_nic_on(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
enum rf_pwrstate rtstate;
unsigned long flags;
if (mac->opmode != NL80211_IFTYPE_STATION)
return;
spin_lock_irqsave(&rtlpriv->locks.ips_lock, flags);
if (ppsc->inactiveps) {
rtstate = ppsc->rfpwr_state;
if (rtstate != ERFON &&
!ppsc->swrf_processing &&
ppsc->rfoff_reason <= RF_CHANGE_BY_IPS) {
ppsc->inactive_pwrstate = ERFON;
ppsc->in_powersavemode = false;
_rtl_ps_inactive_ps(hw);
}
}
spin_unlock_irqrestore(&rtlpriv->locks.ips_lock, flags);
}
static void rtl_op_stop( struct ieee80211_hw *hw )
{
struct rtl_priv *rtlpriv = rtl_priv( hw );
struct rtl_mac *mac = rtl_mac( rtl_priv( hw ) );
struct rtl_hal *rtlhal = rtl_hal( rtl_priv( hw ) );
struct rtl_ps_ctl *ppsc = rtl_psc( rtl_priv( hw ) );
if ( is_hal_stop( rtlhal ) )
return;
/* here is must, because adhoc do stop and start,
* but stop with RFOFF may cause something wrong,
* like adhoc TP
*/
if ( unlikely( ppsc->rfpwr_state == ERFOFF ) ) {
rtl_ips_nic_on( hw );
}
mutex_lock( &rtlpriv->locks.conf_mutex );
mac->link_state = MAC80211_NOLINK;
memset( mac->bssid, 0, ETH_ALEN );
mac->vendor = PEER_UNKNOWN;
/*reset sec info */
rtl_cam_reset_sec_info( hw );
rtl_deinit_deferred_work( hw );
rtlpriv->intf_ops->adapter_stop( hw );
mutex_unlock( &rtlpriv->locks.conf_mutex );
}
static void _rtl_ps_inactive_ps(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
ppsc->b_swrf_processing = true;
if (ppsc->inactive_pwrstate == ERFON && rtlhal->interface == INTF_PCI) {
if ((ppsc->reg_rfps_level & RT_RF_OFF_LEVL_ASPM) &&
RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM) &&
rtlhal->interface == INTF_PCI) {
rtlpriv->intf_ops->disable_aspm(hw);
RT_CLEAR_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
}
stg_rtl_ps_set_rf_state(hw, ppsc->inactive_pwrstate,
RF_CHANGE_BY_IPS, false);
if (ppsc->inactive_pwrstate == ERFOFF &&
rtlhal->interface == INTF_PCI) {
if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_ASPM &&
!RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM)) {
rtlpriv->intf_ops->enable_aspm(hw);
RT_SET_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
}
ppsc->b_swrf_processing = false;
}
bool stg_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));
bool init_status = true;
/*<1> reset trx ring */
if (rtlhal->interface == INTF_PCI)
rtlpriv->intf_ops->reset_trx_ring(hw);
if (is_hal_stop(rtlhal))
RT_TRACE(COMP_ERR, DBG_WARNING, ("Driver is already down!\n"));
/*<2> Enable Adapter */
rtlpriv->cfg->ops->hw_init(hw);
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
/*init_status = false; */
/*<3> Enable Interrupt */
rtlpriv->cfg->ops->enable_interrupt(hw);
/*<enable timer> */
rtl92e_watch_dog_timer_callback((unsigned long)hw);
return init_status;
}
/* NOTICE: any opmode should exc nic_on, or disable without
* nic_on may something wrong, like adhoc TP*/
void rtl92e_ips_nic_on(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
enum rf_pwrstate rtstate;
cancel_delayed_work(&rtlpriv->works.ips_nic_off_wq);
spin_lock(&rtlpriv->locks.ips_lock);
if (ppsc->b_inactiveps) {
rtstate = ppsc->rfpwr_state;
if (rtstate != ERFON &&
!ppsc->b_swrf_processing &&
ppsc->rfoff_reason <= RF_CHANGE_BY_IPS) {
ppsc->inactive_pwrstate = ERFON;
ppsc->b_in_powersavemode = false;
_rtl_ps_inactive_ps(hw);
/* call after RF on */
if (rtlpriv->cfg->ops->get_btc_status())
rtlpriv->btcoexist.btc_ops->btc_ips_notify(rtlpriv,
ppsc->inactive_pwrstate);
}
}
spin_unlock(&rtlpriv->locks.ips_lock);
}
/*
*Determine if we can set Fw into PS mode
*in current condition.Return TRUE if it
*can enter PS mode.
*/
static bool rtl_get_fwlps_doze(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
u32 ps_timediff;
ps_timediff = jiffies_to_msecs(jiffies -
ppsc->last_delaylps_stamp_jiffies);
if (ps_timediff < 2000) {
RT_TRACE(rtlpriv, COMP_POWER, DBG_LOUD,
("Delay enter Fw LPS for DHCP, ARP,"
" or EAPOL exchanging state.\n"));
return false;
}
if (mac->link_state != MAC80211_LINKED)
return false;
if (mac->opmode == NL80211_IFTYPE_ADHOC)
return false;
return true;
}
/*Leave the leisure power save mode.*/
void rtl92e_lps_leave(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));
unsigned long flag;
spin_lock_irqsave(&rtlpriv->locks.lps_lock, flag);
if (ppsc->b_fwctrl_lps) {
if (ppsc->dot11_psmode != EACTIVE) {
if (ppsc->reg_rfps_level & RT_RF_LPS_LEVEL_ASPM &&
RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM) &&
rtlhal->interface == INTF_PCI) {
rtlpriv->intf_ops->disable_aspm(hw);
RT_CLEAR_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
RT_TRACE(COMP_POWER, DBG_LOUD,
("Busy Traffic,Leave 802.11 power save..\n"));
rtl_lps_set_psmode(hw, EACTIVE);
}
}
spin_unlock_irqrestore(&rtlpriv->locks.lps_lock, flag);
}
void rtl92su_card_disable(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
enum nl80211_iftype opmode;
u8 wait = 30;
rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF);
RT_SET_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
/* this is very important for ips power save */
while (wait-- >= 10 && rtlpriv->psc.pwrdomain_protect) {
if (rtlpriv->psc.pwrdomain_protect)
mdelay(20);
else
break;
}
mac->link_state = MAC80211_NOLINK;
opmode = NL80211_IFTYPE_UNSPECIFIED;
rtl92s_set_media_status(hw, opmode);
rtl92s_phy_set_rfhalt(hw);
udelay(100);
}
static int rtl_pci_start(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
int err;
rtl_pci_reset_trx_ring(hw);
rtlpci->driver_is_goingto_unload = false;
err = rtlpriv->cfg->ops->hw_init(hw);
if (err) {
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
("Failed to config hardware!\n"));
return err;
}
rtlpriv->cfg->ops->enable_interrupt(hw);
RT_TRACE(rtlpriv, COMP_INIT, DBG_LOUD, ("enable_interrupt OK\n"));
rtl_init_rx_config(hw);
/*should after adapter start and interrupt enable. */
set_hal_start(rtlhal);
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_HALT_NIC);
rtlpci->up_first_time = false;
RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, ("OK\n"));
return 0;
}
static void rtl_op_tx(struct ieee80211_hw *hw,
struct ieee80211_tx_control *control,
struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
struct rtl_tcb_desc tcb_desc;
memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON))
goto err_free;
if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status))
goto err_free;
rtl_tx_accounting(hw, skb);
if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb))
rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc);
return;
err_free:
ieee80211_free_txskb(hw, skb);
}
void rtl_swlps_rf_sleep(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
u8 sleep_intv;
if (!rtlpriv->psc.sw_ps_enabled)
return;
if ((rtlpriv->sec.being_setkey) ||
(mac->opmode == NL80211_IFTYPE_ADHOC))
return;
/*sleep after linked 10s, to let DHCP and 4-way handshake ok enough!! */
if ((mac->link_state != MAC80211_LINKED) || (mac->cnt_after_linked < 5))
return;
if (rtlpriv->link_info.busytraffic)
return;
mutex_lock(&rtlpriv->locks.ps_mutex);
rtl_ps_set_rf_state(hw, ERFSLEEP, RF_CHANGE_BY_PS);
mutex_unlock(&rtlpriv->locks.ps_mutex);
if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_ASPM &&
!RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM)) {
rtlpriv->intf_ops->enable_aspm(hw);
RT_SET_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
/* here is power save alg, when this beacon is DTIM
* we will set sleep time to dtim_period * n;
* when this beacon is not DTIM, we will set sleep
* time to sleep_intv = rtlpriv->psc.dtim_counter or
* MAX_SW_LPS_SLEEP_INTV(default set to 5) */
if (rtlpriv->psc.dtim_counter == 0) {
if (hw->conf.ps_dtim_period == 1)
sleep_intv = hw->conf.ps_dtim_period * 2;
else
sleep_intv = hw->conf.ps_dtim_period;
} else {
sleep_intv = rtlpriv->psc.dtim_counter;
}
if (sleep_intv > MAX_SW_LPS_SLEEP_INTV)
sleep_intv = MAX_SW_LPS_SLEEP_INTV;
/* this print should always be dtim_conter = 0 &
* sleep = dtim_period, that meaons, we should
* awake before every dtim */
RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG,
"dtim_counter:%x will sleep :%d beacon_intv\n",
rtlpriv->psc.dtim_counter, sleep_intv);
/* we tested that 40ms is enough for sw & hw sw delay */
queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.ps_rfon_wq,
MSECS(sleep_intv * mac->vif->bss_conf.beacon_int - 40));
}
static void rtl_op_stop(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
if (is_hal_stop(rtlhal))
return;
if (unlikely(ppsc->rfpwr_state == ERFOFF)) {
rtl_ips_nic_on(hw);
mdelay(1);
}
mutex_lock(&rtlpriv->locks.conf_mutex);
mac->link_state = MAC80211_NOLINK;
memset(mac->bssid, 0, 6);
mac->vendor = PEER_UNKNOWN;
/*reset sec info */
rtl_cam_reset_sec_info(hw);
rtl_deinit_deferred_work(hw);
rtlpriv->intf_ops->adapter_stop(hw);
mutex_unlock(&rtlpriv->locks.conf_mutex);
}
static void _rtl8723ae_query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstatus, u8 *pdesc,
struct rx_fwinfo_8723e *p_drvinfo,
bool bpacket_match_bssid,
bool bpacket_toself, bool packet_beacon)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
struct phy_sts_cck_8723e_t *cck_buf;
s8 rx_pwr_all, rx_pwr[4];
u8 rf_rx_num = 0, evm, pwdb_all;
u8 i, max_spatial_stream;
u32 rssi, total_rssi = 0;
bool is_cck = pstatus->is_cck;
/* Record it for next packet processing */
pstatus->packet_matchbssid = bpacket_match_bssid;
pstatus->packet_toself = bpacket_toself;
pstatus->packet_beacon = packet_beacon;
pstatus->rx_mimo_sig_qual[0] = -1;
pstatus->rx_mimo_sig_qual[1] = -1;
if (is_cck) {
u8 report, cck_highpwr;
/* CCK Driver info Structure is not the same as OFDM packet. */
cck_buf = (struct phy_sts_cck_8723e_t *)p_drvinfo;
/* (1)Hardware does not provide RSSI for CCK
* (2)PWDB, Average PWDB cacluated by
* hardware (for rate adaptive)
*/
if (ppsc->rfpwr_state == ERFON)
cck_highpwr = (u8) rtl_get_bbreg(hw,
RFPGA0_XA_HSSIPARAMETER2,
BIT(9));
else
cck_highpwr = false;
if (!cck_highpwr) {
u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
report = cck_buf->cck_agc_rpt & 0xc0;
report = report >> 6;
switch (report) {
case 0x3:
rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
break;
case 0x2:
rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
break;
case 0x1:
rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
break;
case 0x0:
rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
break;
}
} else {
static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstats,
struct rx_desc_92c *pdesc,
struct rx_fwinfo_92c *p_drvinfo,
bool packet_match_bssid,
bool packet_toself,
bool packet_beacon)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct phy_sts_cck_8192s_t *cck_buf;
struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
s8 rx_pwr_all = 0, rx_pwr[4];
u8 evm, pwdb_all, rf_rx_num = 0;
u8 i, max_spatial_stream;
u32 rssi, total_rssi = 0;
bool is_cck_rate;
is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc);
pstats->packet_matchbssid = packet_match_bssid;
pstats->packet_toself = packet_toself;
pstats->is_cck = is_cck_rate;
pstats->packet_beacon = packet_beacon;
pstats->rx_mimo_sig_qual[0] = -1;
pstats->rx_mimo_sig_qual[1] = -1;
if (is_cck_rate) {
u8 report, cck_highpwr;
cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo;
if (ppsc->rfpwr_state == ERFON)
cck_highpwr = (u8) rtl_get_bbreg(hw,
RFPGA0_XA_HSSIPARAMETER2,
BIT(9));
else
cck_highpwr = false;
if (!cck_highpwr) {
u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
report = cck_buf->cck_agc_rpt & 0xc0;
report = report >> 6;
switch (report) {
case 0x3:
rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
break;
case 0x2:
rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
break;
case 0x1:
rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
break;
case 0x0:
rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
break;
}
} else {
bool rtl92cu_phy_set_rf_power_state( struct ieee80211_hw *hw,
enum rf_pwrstate rfpwr_state )
{
struct rtl_ps_ctl *ppsc = rtl_psc( rtl_priv( hw ) );
bool bresult = false;
if ( rfpwr_state == ppsc->rfpwr_state )
return bresult;
bresult = _rtl92cu_phy_set_rf_power_state( hw, rfpwr_state );
return bresult;
}
void rtl_swlps_rf_sleep(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
u8 sleep_intv;
if (!rtlpriv->psc.sw_ps_enabled)
return;
if ((rtlpriv->sec.being_setkey) ||
(mac->opmode == NL80211_IFTYPE_ADHOC))
return;
if ((mac->link_state != MAC80211_LINKED) || (mac->cnt_after_linked < 5))
return;
if (rtlpriv->link_info.busytraffic)
return;
mutex_lock(&rtlpriv->locks.ps_mutex);
rtl_ps_set_rf_state(hw, ERFSLEEP, RF_CHANGE_BY_PS);
mutex_unlock(&rtlpriv->locks.ps_mutex);
if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_ASPM &&
!RT_IN_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM)) {
rtlpriv->intf_ops->enable_aspm(hw);
RT_SET_PS_LEVEL(ppsc, RT_PS_LEVEL_ASPM);
}
if (rtlpriv->psc.dtim_counter == 0) {
if (hw->conf.ps_dtim_period == 1)
sleep_intv = hw->conf.ps_dtim_period * 2;
else
sleep_intv = hw->conf.ps_dtim_period;
} else {
sleep_intv = rtlpriv->psc.dtim_counter;
}
if (sleep_intv > MAX_SW_LPS_SLEEP_INTV)
sleep_intv = MAX_SW_LPS_SLEEP_INTV;
RT_TRACE(rtlpriv, COMP_POWER, DBG_DMESG,
"dtim_counter:%x will sleep :%d beacon_intv\n",
rtlpriv->psc.dtim_counter, sleep_intv);
queue_delayed_work(rtlpriv->works.rtl_wq, &rtlpriv->works.ps_rfon_wq,
MSECS(sleep_intv * mac->vif->bss_conf.beacon_int - 40));
}
static void _rtl_pci_initialize_adapter_common(struct ieee80211_hw *hw)
{
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
_rtl_pci_update_default_setting(hw);
if (ppsc->reg_rfps_level & RT_RF_PS_LEVEL_ALWAYS_ASPM) {
/*Always enable ASPM & Clock Req. */
rtl_pci_enable_aspm(hw);
RT_SET_PS_LEVEL(ppsc, RT_RF_PS_LEVEL_ALWAYS_ASPM);
}
}
bool rtl_ps_set_rf_state(struct ieee80211_hw *hw,
enum rf_pwrstate state_toset,
u32 changesource)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
bool actionallowed = false;
switch (state_toset) {
case ERFON:
ppsc->rfoff_reason &= (~changesource);
if ((changesource == RF_CHANGE_BY_HW) &&
(ppsc->hwradiooff)) {
ppsc->hwradiooff = false;
}
if (!ppsc->rfoff_reason) {
ppsc->rfoff_reason = 0;
actionallowed = true;
}
break;
case ERFOFF:
if ((changesource == RF_CHANGE_BY_HW)
&& (ppsc->hwradiooff == false)) {
ppsc->hwradiooff = true;
}
ppsc->rfoff_reason |= changesource;
actionallowed = true;
break;
case ERFSLEEP:
ppsc->rfoff_reason |= changesource;
actionallowed = true;
break;
default:
RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
("switch case not process\n"));
break;
}
if (actionallowed)
rtlpriv->cfg->ops->set_rf_power_state(hw, state_toset);
return actionallowed;
}
static void _rtl_pci_init_struct(struct ieee80211_hw *hw,
struct pci_dev *pdev)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
rtlpci->up_first_time = true;
rtlpci->being_init_adapter = false;
rtlhal->hw = hw;
rtlpci->pdev = pdev;
ppsc->inactiveps = false;
ppsc->leisure_ps = true;
ppsc->fwctrl_lps = true;
ppsc->reg_fwctrl_lps = 3;
ppsc->reg_max_lps_awakeintvl = 5;
if (ppsc->reg_fwctrl_lps == 1)
ppsc->fwctrl_psmode = FW_PS_MIN_MODE;
else if (ppsc->reg_fwctrl_lps == 2)
ppsc->fwctrl_psmode = FW_PS_MAX_MODE;
else if (ppsc->reg_fwctrl_lps == 3)
ppsc->fwctrl_psmode = FW_PS_DTIM_MODE;
/*Tx/Rx related var */
_rtl_pci_init_trx_var(hw);
/*IBSS*/ mac->beacon_interval = 100;
/*AMPDU*/ mac->min_space_cfg = 0;
mac->max_mss_density = 0;
/*set sane AMPDU defaults */
mac->current_ampdu_density = 7;
mac->current_ampdu_factor = 3;
/*QOS*/ rtlpci->acm_method = eAcmWay2_SW;
/*task */
tasklet_init(&rtlpriv->works.irq_tasklet,
(void (*)(unsigned long))_rtl_pci_irq_tasklet,
(unsigned long)hw);
tasklet_init(&rtlpriv->works.irq_prepare_bcn_tasklet,
(void (*)(unsigned long))_rtl_pci_prepare_bcn_tasklet,
(unsigned long)hw);
}
/*Disable RTL8192SE ASPM & Disable Pci Bridge ASPM*/
static void rtl_pci_disable_aspm(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci_priv *pcipriv = rtl_pcipriv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
u8 pcibridge_vendor = pcipriv->ndis_adapter.pcibridge_vendor;
u32 pcicfg_addrport = pcipriv->ndis_adapter.pcicfg_addrport;
u8 num4bytes = pcipriv->ndis_adapter.num4bytes;
/*Retrieve original configuration settings. */
u8 linkctrl_reg = pcipriv->ndis_adapter.linkctrl_reg;
u16 pcibridge_linkctrlreg = pcipriv->ndis_adapter.
pcibridge_linkctrlreg;
u16 aspmlevel = 0;
if (pcibridge_vendor == PCI_BRIDGE_VENDOR_UNKNOWN) {
RT_TRACE(rtlpriv, COMP_POWER, DBG_TRACE,
("PCI(Bridge) UNKNOWN.\n"));
return;
}
if (ppsc->reg_rfps_level & RT_RF_OFF_LEVL_CLK_REQ) {
RT_CLEAR_PS_LEVEL(ppsc, RT_RF_OFF_LEVL_CLK_REQ);
_rtl_pci_switch_clk_req(hw, 0x0);
}
if (1) {
/*for promising device will in L0 state after an I/O. */
u8 tmp_u1b;
pci_read_config_byte(rtlpci->pdev, 0x80, &tmp_u1b);
}
/*Set corresponding value. */
aspmlevel |= BIT(0) | BIT(1);
linkctrl_reg &= ~aspmlevel;
pcibridge_linkctrlreg &= ~(BIT(0) | BIT(1));
_rtl_pci_platform_switch_device_pci_aspm(hw, linkctrl_reg);
udelay(50);
/*4 Disable Pci Bridge ASPM */
rtl_pci_raw_write_port_ulong(PCI_CONF_ADDRESS,
pcicfg_addrport + (num4bytes << 2));
rtl_pci_raw_write_port_uchar(PCI_CONF_DATA, pcibridge_linkctrlreg);
udelay(50);
}
void rtl8822be_led_control(struct ieee80211_hw *hw, enum led_ctl_mode ledaction)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
if (ppsc->rfoff_reason > RF_CHANGE_BY_PS &&
(ledaction == LED_CTL_TX || ledaction == LED_CTL_RX ||
ledaction == LED_CTL_SITE_SURVEY || ledaction == LED_CTL_LINK ||
ledaction == LED_CTL_NO_LINK ||
ledaction == LED_CTL_START_TO_LINK ||
ledaction == LED_CTL_POWER_ON)) {
return;
}
RT_TRACE(rtlpriv, COMP_LED, DBG_TRACE, "ledaction %d,\n", ledaction);
_rtl8822be_sw_led_control(hw, ledaction);
}
static bool rtl_phydm_watchdog(struct rtl_priv *rtlpriv)
{
struct phy_dm_struct *dm = rtlpriv_to_phydm(rtlpriv);
struct rtl_mac *mac = rtl_mac(rtlpriv);
struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
bool fw_current_inpsmode = false;
bool fw_ps_awake = true;
u8 is_linked = false;
u8 bsta_state = false;
u8 is_bt_enabled = false;
/* check whether do watchdog */
rtlpriv->cfg->ops->get_hw_reg(rtlpriv->hw, HW_VAR_FW_PSMODE_STATUS,
(u8 *)(&fw_current_inpsmode));
rtlpriv->cfg->ops->get_hw_reg(rtlpriv->hw, HW_VAR_FWLPS_RF_ON,
(u8 *)(&fw_ps_awake));
if (ppsc->p2p_ps_info.p2p_ps_mode)
fw_ps_awake = false;
if ((ppsc->rfpwr_state == ERFON) &&
((!fw_current_inpsmode) && fw_ps_awake) &&
(!ppsc->rfchange_inprogress))
;
else
return false;
/* update common info before doing watchdog */
if (mac->link_state >= MAC80211_LINKED) {
is_linked = true;
if (mac->vif && mac->vif->type == NL80211_IFTYPE_STATION)
bsta_state = true;
}
if (rtlpriv->cfg->ops->get_btc_status())
is_bt_enabled = !rtlpriv->btcoexist.btc_ops->btc_is_bt_disabled(
rtlpriv);
odm_cmn_info_update(dm, ODM_CMNINFO_LINK, is_linked);
odm_cmn_info_update(dm, ODM_CMNINFO_STATION_STATE, bsta_state);
odm_cmn_info_update(dm, ODM_CMNINFO_BT_ENABLED, is_bt_enabled);
/* do watchdog */
odm_dm_watchdog(dm);
return true;
}
void rtl_ips_nic_off_wq_callback(void *data)
{
struct rtl_works *rtlworks =
container_of_dwork_rtl(data, struct rtl_works, ips_nic_off_wq);
struct ieee80211_hw *hw = rtlworks->hw;
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
enum rf_pwrstate rtstate;
if (mac->opmode != NL80211_IFTYPE_STATION) {
RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING,
"not station return\n");
return;
}
if (mac->link_state > MAC80211_NOLINK)
return;
if (is_hal_stop(rtlhal))
return;
if (rtlpriv->sec.being_setkey)
return;
if (ppsc->inactiveps) {
rtstate = ppsc->rfpwr_state;
if (rtstate == ERFON &&
!ppsc->swrf_processing &&
(mac->link_state == MAC80211_NOLINK) &&
!mac->act_scanning) {
RT_TRACE(rtlpriv, COMP_RF, DBG_TRACE,
"IPSEnter(): Turn off RF\n");
ppsc->inactive_pwrstate = ERFOFF;
ppsc->in_powersavemode = true;
_rtl_ps_inactive_ps(hw);
}
}
}
void rtl92s_set_fw_pwrmode_cmd( struct ieee80211_hw *hw, u8 Mode )
{
struct rtl_mac *mac = rtl_mac( rtl_priv( hw ) );
struct rtl_ps_ctl *ppsc = rtl_psc( rtl_priv( hw ) );
struct h2c_set_pwrmode_parm pwrmode;
u16 max_wakeup_period = 0;
pwrmode.mode = Mode;
pwrmode.flag_low_traffic_en = 0;
pwrmode.flag_lpnav_en = 0;
pwrmode.flag_rf_low_snr_en = 0;
pwrmode.flag_dps_en = 0;
pwrmode.bcn_rx_en = 0;
pwrmode.bcn_to = 0;
SET_BITS_TO_LE_2BYTE( ( u8 * )( &pwrmode ) + 8, 0, 16,
mac->vif->bss_conf.beacon_int );
pwrmode.app_itv = 0;
pwrmode.awake_bcn_itvl = ppsc->reg_max_lps_awakeintvl;
pwrmode.smart_ps = 1;
pwrmode.bcn_pass_period= 10;
/* Set beacon pass count */
if ( pwrmode.mode == FW_PS_MIN_MODE )
max_wakeup_period = mac->vif->bss_conf.beacon_int;
else if ( pwrmode.mode == FW_PS_MAX_MODE )
max_wakeup_period = mac->vif->bss_conf.beacon_int *
mac->vif->bss_conf.dtim_period;
if ( max_wakeup_period >= 500 )
pwrmode.bcn_pass_cnt = 1;
else if ( ( max_wakeup_period >= 300 ) && ( max_wakeup_period < 500 ) )
pwrmode.bcn_pass_cnt = 2;
else if( ( max_wakeup_period >= 200 ) && ( max_wakeup_period < 300 ) )
pwrmode.bcn_pass_cnt = 3;
else if ( ( max_wakeup_period >= 20 ) && ( max_wakeup_period < 200 ) )
pwrmode.bcn_pass_cnt = 5;
else
pwrmode.bcn_pass_cnt = 1;
_rtl92s_firmware_set_h2c_cmd( hw ,FW_H2C_SETPWRMODE, ( u8 * )&pwrmode );
}
void halbtc_enter_lps(struct btc_coexist *btcoexist)
{
struct rtl_priv *rtlpriv;
struct rtl_ps_ctl *ppsc;
bool ap_enable = false;
rtlpriv = btcoexist->adapter;
ppsc = rtl_psc(rtlpriv);
btcoexist->btc_get(btcoexist, BTC_GET_BL_WIFI_AP_MODE_ENABLE,
&ap_enable);
if (ap_enable) {
printk("halbtc_enter_lps()<--dont enter lps under AP mode\n");
return;
}
btcoexist->bt_info.bt_ctrl_lps = true;
btcoexist->bt_info.bt_lps_on = false;
}
static void rtl_pci_stop(struct ieee80211_hw *hw)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
unsigned long flags;
u8 RFInProgressTimeOut = 0;
/*
*should before disable interrrupt&adapter
*and will do it immediately.
*/
set_hal_stop(rtlhal);
rtlpriv->cfg->ops->disable_interrupt(hw);
spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags);
while (ppsc->rfchange_inprogress) {
spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flags);
if (RFInProgressTimeOut > 100) {
spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags);
break;
}
mdelay(1);
RFInProgressTimeOut++;
spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags);
}
ppsc->rfchange_inprogress = true;
spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flags);
rtlpci->driver_is_goingto_unload = true;
rtlpriv->cfg->ops->hw_disable(hw);
rtlpriv->cfg->ops->led_control(hw, LED_CTL_POWER_OFF);
spin_lock_irqsave(&rtlpriv->locks.rf_ps_lock, flags);
ppsc->rfchange_inprogress = false;
spin_unlock_irqrestore(&rtlpriv->locks.rf_ps_lock, flags);
rtl_pci_enable_aspm(hw);
}