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rtl8188eu/core/rtw_pwrctrl.c
Larry Finger 78adabf36d rtl8188eu: Remove unused IN and OUT directives used only for Windows 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2013-05-26 22:51:56 -05:00

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/******************************************************************************
*
* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _RTW_PWRCTRL_C_
#include <drv_conf.h>
#include <osdep_service.h>
#include <drv_types.h>
#include <osdep_intf.h>
#include <linux/usb.h>
#ifdef CONFIG_BT_COEXIST
#include <rtl8723a_hal.h>
#endif
#ifdef CONFIG_IPS
void ips_enter(_adapter * padapter)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct xmit_priv *pxmit_priv = &padapter->xmitpriv;
#if (MP_DRIVER == 1)
if (padapter->registrypriv.mp_mode == 1)
return;
#endif
if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF ||
pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) {
DBG_88E_LEVEL(_drv_info_, "There are some pkts to transmit\n");
DBG_88E_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n",
pxmit_priv->free_xmitbuf_cnt, pxmit_priv->free_xmit_extbuf_cnt);
return;
}
_enter_pwrlock(&pwrpriv->lock);
pwrpriv->bips_processing = true;
// syn ips_mode with request
pwrpriv->ips_mode = pwrpriv->ips_mode_req;
pwrpriv->ips_enter_cnts++;
DBG_88E("==>ips_enter cnts:%d\n",pwrpriv->ips_enter_cnts);
#ifdef CONFIG_BT_COEXIST
BTDM_TurnOffBtCoexistBeforeEnterIPS(padapter);
#endif
if (rf_off == pwrpriv->change_rfpwrstate )
{
pwrpriv->bpower_saving = true;
DBG_88E_LEVEL(_drv_info_, "nolinked power save enter\n");
if (pwrpriv->ips_mode == IPS_LEVEL_2)
pwrpriv->bkeepfwalive = true;
rtw_ips_pwr_down(padapter);
pwrpriv->rf_pwrstate = rf_off;
}
pwrpriv->bips_processing = false;
_exit_pwrlock(&pwrpriv->lock);
}
int ips_leave(_adapter * padapter)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct security_priv* psecuritypriv=&(padapter->securitypriv);
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
int result = _SUCCESS;
sint keyid;
_enter_pwrlock(&pwrpriv->lock);
if ((pwrpriv->rf_pwrstate == rf_off) &&(!pwrpriv->bips_processing))
{
pwrpriv->bips_processing = true;
pwrpriv->change_rfpwrstate = rf_on;
pwrpriv->ips_leave_cnts++;
DBG_88E("==>ips_leave cnts:%d\n",pwrpriv->ips_leave_cnts);
if ((result = rtw_ips_pwr_up(padapter)) == _SUCCESS) {
pwrpriv->rf_pwrstate = rf_on;
}
DBG_88E_LEVEL(_drv_info_, "nolinked power save leave\n");
if ((_WEP40_ == psecuritypriv->dot11PrivacyAlgrthm) ||(_WEP104_ == psecuritypriv->dot11PrivacyAlgrthm))
{
DBG_88E("==>%s,channel(%d),processing(%x)\n",__func__,padapter->mlmeextpriv.cur_channel,pwrpriv->bips_processing);
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)){
if (keyid == psecuritypriv->dot11PrivacyKeyIndex)
result=rtw_set_key(padapter,psecuritypriv, keyid, 1);
else
result=rtw_set_key(padapter,psecuritypriv, keyid, 0);
}
}
}
DBG_88E("==> ips_leave.....LED(0x%08x)...\n",rtw_read32(padapter,0x4c));
pwrpriv->bips_processing = false;
pwrpriv->bkeepfwalive = false;
pwrpriv->bpower_saving = false;
}
_exit_pwrlock(&pwrpriv->lock);
return result;
}
#endif
#ifdef CONFIG_AUTOSUSPEND
extern void autosuspend_enter(_adapter* padapter);
extern int autoresume_enter(_adapter* padapter);
#endif
#ifdef SUPPORT_HW_RFOFF_DETECTED
int rtw_hw_suspend(_adapter *padapter );
int rtw_hw_resume(_adapter *padapter);
#endif
bool rtw_pwr_unassociated_idle(_adapter *adapter)
{
_adapter *buddy = adapter->pbuddy_adapter;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &(adapter->wdinfo);
#ifdef CONFIG_IOCTL_CFG80211
struct cfg80211_wifidirect_info *pcfg80211_wdinfo = &adapter->cfg80211_wdinfo;
#endif
#endif
bool ret = false;
if (adapter->pwrctrlpriv.ips_deny_time >= rtw_get_current_time()) {
//DBG_88E("%s ips_deny_time\n", __func__);
goto exit;
}
if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
|| check_fwstate(pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
|| check_fwstate(pmlmepriv, WIFI_AP_STATE)
|| check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
#if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
|| pcfg80211_wdinfo->is_ro_ch
#elif defined(CONFIG_P2P)
|| !rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)
#endif
) {
goto exit;
}
/* consider buddy, if exist */
if (buddy) {
struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
#ifdef CONFIG_P2P
struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo);
#ifdef CONFIG_IOCTL_CFG80211
struct cfg80211_wifidirect_info *b_pcfg80211_wdinfo = &buddy->cfg80211_wdinfo;
#endif
#endif
if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
|| check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
|| check_fwstate(b_pmlmepriv, WIFI_AP_STATE)
|| check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
#if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
|| b_pcfg80211_wdinfo->is_ro_ch
#elif defined(CONFIG_P2P)
|| !rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE)
#endif
) {
goto exit;
}
}
ret = true;
exit:
return ret;
}
#if defined (PLATFORM_LINUX)||defined (PLATFORM_FREEBSD)
void rtw_ps_processor(_adapter*padapter)
{
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &( padapter->wdinfo );
#endif //CONFIG_P2P
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
#ifdef SUPPORT_HW_RFOFF_DETECTED
rt_rf_power_state rfpwrstate;
#endif //SUPPORT_HW_RFOFF_DETECTED
pwrpriv->ps_processing = true;
#ifdef SUPPORT_HW_RFOFF_DETECTED
if (pwrpriv->bips_processing == true)
goto exit;
//DBG_88E("==> fw report state(0x%x)\n",rtw_read8(padapter,0x1ca));
if (padapter->pwrctrlpriv.bHWPwrPindetect)
{
#ifdef CONFIG_AUTOSUSPEND
if (padapter->registrypriv.usbss_enable)
{
if (pwrpriv->rf_pwrstate == rf_on)
{
if (padapter->net_closed == true)
pwrpriv->ps_flag = true;
rfpwrstate = RfOnOffDetect(padapter);
DBG_88E("@@@@- #1 %s==> rfstate:%s\n",__func__,(rfpwrstate==rf_on)?"rf_on":"rf_off");
if (rfpwrstate!= pwrpriv->rf_pwrstate)
{
if (rfpwrstate == rf_off)
{
pwrpriv->change_rfpwrstate = rf_off;
pwrpriv->bkeepfwalive = true;
pwrpriv->brfoffbyhw = true;
autosuspend_enter(padapter);
}
}
}
}
else
#endif //CONFIG_AUTOSUSPEND
{
rfpwrstate = RfOnOffDetect(padapter);
DBG_88E("@@@@- #2 %s==> rfstate:%s\n",__func__,(rfpwrstate==rf_on)?"rf_on":"rf_off");
if (rfpwrstate!= pwrpriv->rf_pwrstate)
{
if (rfpwrstate == rf_off)
{
pwrpriv->change_rfpwrstate = rf_off;
pwrpriv->brfoffbyhw = true;
padapter->bCardDisableWOHSM = true;
rtw_hw_suspend(padapter );
}
else
{
pwrpriv->change_rfpwrstate = rf_on;
rtw_hw_resume(padapter );
}
DBG_88E("current rf_pwrstate(%s)\n",(pwrpriv->rf_pwrstate == rf_off)?"rf_off":"rf_on");
}
}
pwrpriv->pwr_state_check_cnts ++;
}
#endif //SUPPORT_HW_RFOFF_DETECTED
if (pwrpriv->ips_mode_req == IPS_NONE
#ifdef CONFIG_CONCURRENT_MODE
|| padapter->pbuddy_adapter->pwrctrlpriv.ips_mode_req == IPS_NONE
#endif
)
goto exit;
if (rtw_pwr_unassociated_idle(padapter) == false)
goto exit;
if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4)==0))
{
DBG_88E("==>%s .fw_state(%x)\n",__func__,get_fwstate(pmlmepriv));
#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
#else
pwrpriv->change_rfpwrstate = rf_off;
#endif
#ifdef CONFIG_AUTOSUSPEND
if (padapter->registrypriv.usbss_enable)
{
if (pwrpriv->bHWPwrPindetect)
pwrpriv->bkeepfwalive = true;
if (padapter->net_closed == true)
pwrpriv->ps_flag = true;
#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
if (true==pwrpriv->bInternalAutoSuspend) {
DBG_88E("<==%s .pwrpriv->bInternalAutoSuspend)(%x)\n",__func__,pwrpriv->bInternalAutoSuspend);
} else {
pwrpriv->change_rfpwrstate = rf_off;
padapter->bCardDisableWOHSM = true;
DBG_88E("<==%s .pwrpriv->bInternalAutoSuspend)(%x) call autosuspend_enter\n",__func__,pwrpriv->bInternalAutoSuspend);
autosuspend_enter(padapter);
}
#else
padapter->bCardDisableWOHSM = true;
autosuspend_enter(padapter);
#endif //if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
}
else if (pwrpriv->bHWPwrPindetect)
{
}
else
#endif //CONFIG_AUTOSUSPEND
{
#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
pwrpriv->change_rfpwrstate = rf_off;
#endif //defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
#ifdef CONFIG_IPS
ips_enter(padapter);
#endif
}
}
exit:
rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
pwrpriv->ps_processing = false;
return;
}
void pwr_state_check_handler(void *FunctionContext);
void pwr_state_check_handler(void *FunctionContext)
{
_adapter *padapter = (_adapter *)FunctionContext;
rtw_ps_cmd(padapter);
}
#endif
#ifdef CONFIG_LPS
/*
*
* Parameters
* padapter
* pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
*
*/
void rtw_set_rpwm(PADAPTER padapter, u8 pslv)
{
u8 rpwm;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
_func_enter_;
pslv = PS_STATE(pslv);
if (true == pwrpriv->btcoex_rfon)
{
if (pslv < PS_STATE_S4)
pslv = PS_STATE_S3;
}
#ifdef CONFIG_LPS_RPWM_TIMER
if (pwrpriv->brpwmtimeout == true)
{
DBG_88E("%s: RPWM timeout, force to set RPWM(0x%02X) again!\n", __func__, pslv);
}
else
#endif // CONFIG_LPS_RPWM_TIMER
{
if ( (pwrpriv->rpwm == pslv)
#ifdef CONFIG_LPS_LCLK
|| ((pwrpriv->rpwm >= PS_STATE_S2)&&(pslv >= PS_STATE_S2))
#endif
)
{
RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_,
("%s: Already set rpwm[0x%02X], new=0x%02X!\n", __func__, pwrpriv->rpwm, pslv));
return;
}
}
if ((padapter->bSurpriseRemoved == true) ||
(padapter->hw_init_completed == false))
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
__func__, padapter->bSurpriseRemoved, padapter->hw_init_completed));
pwrpriv->cpwm = PS_STATE_S4;
return;
}
if (padapter->bDriverStopped == true)
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
("%s: change power state(0x%02X) when DriverStopped\n", __func__, pslv));
if (pslv < PS_STATE_S2) {
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
("%s: Reject to enter PS_STATE(0x%02X) lower than S2 when DriverStopped!!\n", __func__, pslv));
return;
}
}
rpwm = pslv | pwrpriv->tog;
#ifdef CONFIG_LPS_LCLK
// only when from PS_STATE S0/S1 to S2 and higher needs ACK
if ((pwrpriv->cpwm < PS_STATE_S2) && (pslv >= PS_STATE_S2))
rpwm |= PS_ACK;
#endif
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_set_rpwm: rpwm=0x%02x cpwm=0x%02x\n", rpwm, pwrpriv->cpwm));
pwrpriv->rpwm = pslv;
#ifdef CONFIG_LPS_RPWM_TIMER
if (rpwm & PS_ACK)
_set_timer(&pwrpriv->pwr_rpwm_timer, LPS_RPWM_WAIT_MS);
#endif // CONFIG_LPS_RPWM_TIMER
rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&rpwm));
pwrpriv->tog += 0x80;
#ifdef CONFIG_LPS_LCLK
// No LPS 32K, No Ack
if (!(rpwm & PS_ACK))
#endif
{
pwrpriv->cpwm = pslv;
}
_func_exit_;
}
u8 PS_RDY_CHECK(_adapter * padapter);
u8 PS_RDY_CHECK(_adapter * padapter)
{
u32 curr_time, delta_time;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
curr_time = rtw_get_current_time();
delta_time = curr_time -pwrpriv->DelayLPSLastTimeStamp;
if (delta_time < LPS_DELAY_TIME)
{
return false;
}
if ((check_fwstate(pmlmepriv, _FW_LINKED) == false) ||
(check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) ||
(check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) )
return false;
#ifdef CONFIG_WOWLAN
if (true == pwrpriv->bInSuspend && pwrpriv->wowlan_mode)
return true;
else
return false;
#else
if (true == pwrpriv->bInSuspend )
return false;
#endif
if ( (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == false) )
{
DBG_88E("Group handshake still in progress !!!\n");
return false;
}
#ifdef CONFIG_IOCTL_CFG80211
if (!rtw_cfg80211_pwr_mgmt(padapter))
return false;
#endif
return true;
}
void rtw_set_ps_mode(PADAPTER padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &( padapter->wdinfo );
#endif //CONFIG_P2P
#ifdef CONFIG_TDLS
struct sta_priv *pstapriv = &padapter->stapriv;
_irqL irqL;
int i, j;
_list *plist, *phead;
struct sta_info *ptdls_sta;
#endif //CONFIG_TDLS
_func_enter_;
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("%s: PowerMode=%d Smart_PS=%d\n",
__func__, ps_mode, smart_ps));
if (ps_mode > PM_Card_Disable) {
RT_TRACE(_module_rtl871x_pwrctrl_c_,_drv_err_,("ps_mode:%d error\n", ps_mode));
return;
}
if (pwrpriv->pwr_mode == ps_mode)
{
if (PS_MODE_ACTIVE == ps_mode) return;
if ((pwrpriv->smart_ps == smart_ps) &&
(pwrpriv->bcn_ant_mode == bcn_ant_mode))
{
return;
}
}
#ifdef CONFIG_LPS_LCLK
_enter_pwrlock(&pwrpriv->lock);
#endif
//if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
if (ps_mode == PS_MODE_ACTIVE)
{
#ifdef CONFIG_P2P_PS
if (pwdinfo->opp_ps == 0)
#endif //CONFIG_P2P_PS
{
DBG_88E("rtw_set_ps_mode: Leave 802.11 power save\n");
#ifdef CONFIG_TDLS
_enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
for (i=0; i< NUM_STA; i++)
{
phead = &(pstapriv->sta_hash[i]);
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == false)
{
ptdls_sta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
if ( ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE )
issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta, 0);
plist = get_next(plist);
}
}
_exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
#endif //CONFIG_TDLS
pwrpriv->pwr_mode = ps_mode;
rtw_set_rpwm(padapter, PS_STATE_S4);
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
pwrpriv->bFwCurrentInPSMode = false;
}
}
else
{
if (PS_RDY_CHECK(padapter)
#ifdef CONFIG_BT_COEXIST
|| (BT_1Ant(padapter) == true)
#endif
)
{
DBG_88E("%s: Enter 802.11 power save\n", __func__);
#ifdef CONFIG_TDLS
_enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
for (i=0; i< NUM_STA; i++)
{
phead = &(pstapriv->sta_hash[i]);
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == false)
{
ptdls_sta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
if ( ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE )
issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta, 1);
plist = get_next(plist);
}
}
_exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
#endif //CONFIG_TDLS
pwrpriv->bFwCurrentInPSMode = true;
pwrpriv->pwr_mode = ps_mode;
pwrpriv->smart_ps = smart_ps;
pwrpriv->bcn_ant_mode = bcn_ant_mode;
rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, (u8 *)(&ps_mode));
#ifdef CONFIG_P2P_PS
// Set CTWindow after LPS
if (pwdinfo->opp_ps == 1)
p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 0);
#endif //CONFIG_P2P_PS
#ifdef CONFIG_LPS_LCLK
if (pwrpriv->alives == 0)
rtw_set_rpwm(padapter, PS_STATE_S0);
#else
rtw_set_rpwm(padapter, PS_STATE_S2);
#endif
}
}
#ifdef CONFIG_LPS_LCLK
_exit_pwrlock(&pwrpriv->lock);
#endif
_func_exit_;
}
/*
* Return:
* 0: Leave OK
* -1: Timeout
* -2: Other error
*/
s32 LPS_RF_ON_check(PADAPTER padapter, u32 delay_ms)
{
u32 start_time;
u8 bAwake = false;
s32 err = 0;
start_time = rtw_get_current_time();
while (1)
{
rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake);
if (true == bAwake)
break;
if (true == padapter->bSurpriseRemoved)
{
err = -2;
DBG_88E("%s: device surprise removed!!\n", __func__);
break;
}
if (rtw_get_passing_time_ms(start_time) > delay_ms)
{
err = -1;
DBG_88E("%s: Wait for FW LPS leave more than %u ms!!!\n", __func__, delay_ms);
break;
}
rtw_usleep_os(100);
}
return err;
}
//
// Description:
// Enter the leisure power save mode.
//
void LPS_Enter(PADAPTER padapter)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
_adapter *buddy = padapter->pbuddy_adapter;
_func_enter_;
// DBG_88E("+LeisurePSEnter\n");
#ifdef CONFIG_CONCURRENT_MODE
if (padapter->iface_type != IFACE_PORT0)
return; /* Skip power saving for concurrent mode port 1*/
/* consider buddy, if exist */
if (buddy) {
struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
#ifdef CONFIG_P2P
struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo);
#ifdef CONFIG_IOCTL_CFG80211
struct cfg80211_wifidirect_info *b_pcfg80211_wdinfo = &buddy->cfg80211_wdinfo;
#endif
#endif
if (check_fwstate(b_pmlmepriv, WIFI_ASOC_STATE|WIFI_SITE_MONITOR)
|| check_fwstate(b_pmlmepriv, WIFI_UNDER_LINKING|WIFI_UNDER_WPS)
|| check_fwstate(b_pmlmepriv, WIFI_AP_STATE)
|| check_fwstate(b_pmlmepriv, WIFI_ADHOC_MASTER_STATE|WIFI_ADHOC_STATE)
#if defined(CONFIG_P2P) && defined(CONFIG_IOCTL_CFG80211) && defined(CONFIG_P2P_IPS)
|| b_pcfg80211_wdinfo->is_ro_ch
#elif defined(CONFIG_P2P)
|| !rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE)
#endif
|| rtw_is_scan_deny(buddy)
) {
return;
}
}
#endif
if (PS_RDY_CHECK(padapter) == false)
return;
if (true == pwrpriv->bLeisurePs)
{
// Idle for a while if we connect to AP a while ago.
if (pwrpriv->LpsIdleCount >= 2) // 4 Sec
{
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
{
pwrpriv->bpower_saving = true;
DBG_88E("%s smart_ps:%d\n", __func__, pwrpriv->smart_ps);
//For Tenda W311R IOT issue
rtw_set_ps_mode(padapter, pwrpriv->power_mgnt, pwrpriv->smart_ps, 0);
}
}
else
pwrpriv->LpsIdleCount++;
}
// DBG_88E("-LeisurePSEnter\n");
_func_exit_;
}
//
// Description:
// Leave the leisure power save mode.
//
void LPS_Leave(PADAPTER padapter)
{
#define LPS_LEAVE_TIMEOUT_MS 100
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
u32 start_time;
u8 bAwake = false;
_func_enter_;
#ifdef CONFIG_CONCURRENT_MODE
if (padapter->iface_type != IFACE_PORT0)
return; /* Skip power saving for concurrent mode port 1*/
#endif
// DBG_88E("+LeisurePSLeave\n");
if (pwrpriv->bLeisurePs)
{
if (pwrpriv->pwr_mode != PS_MODE_ACTIVE)
{
rtw_set_ps_mode(padapter, PS_MODE_ACTIVE, 0, 0);
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
LPS_RF_ON_check(padapter, LPS_LEAVE_TIMEOUT_MS);
}
}
pwrpriv->bpower_saving = false;
// DBG_88E("-LeisurePSLeave\n");
_func_exit_;
}
#endif
//
// Description: Leave all power save mode: LPS, FwLPS, IPS if needed.
// Move code to function by tynli. 2010.03.26.
//
void LeaveAllPowerSaveMode(PADAPTER Adapter)
{
struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv);
u8 enqueue = 0;
_func_enter_;
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
{ //connect
#ifdef CONFIG_LPS_LCLK
enqueue = 1;
#endif
#ifdef CONFIG_P2P_PS
p2p_ps_wk_cmd(Adapter, P2P_PS_DISABLE, enqueue);
#endif //CONFIG_P2P_PS
#ifdef CONFIG_LPS
rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue);
#endif
#ifdef CONFIG_LPS_LCLK
LPS_Leave_check(Adapter);
#endif
}
else
{
if (Adapter->pwrctrlpriv.rf_pwrstate== rf_off)
{
#ifdef CONFIG_AUTOSUSPEND
if (Adapter->registrypriv.usbss_enable)
{
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
usb_disable_autosuspend(adapter_to_dvobj(Adapter)->pusbdev);
#elif (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,22) && LINUX_VERSION_CODE<=KERNEL_VERSION(2,6,34))
adapter_to_dvobj(Adapter)->pusbdev->autosuspend_disabled = Adapter->bDisableAutosuspend;//autosuspend disabled by the user
#endif
}
else
#endif
{
#if defined(CONFIG_PLATFORM_SPRD) && defined(CONFIG_RTL8188E)
#ifdef CONFIG_IPS
if (false == ips_leave(Adapter))
{
DBG_88E("======> ips_leave fail.............\n");
}
#endif
#endif //CONFIG_PLATFORM_SPRD && CONFIG_RTL8188E
}
}
}
_func_exit_;
}
#ifdef CONFIG_LPS_LCLK
void LPS_Leave_check(
PADAPTER padapter)
{
struct pwrctrl_priv *pwrpriv;
u32 start_time;
u8 bReady;
_func_enter_;
pwrpriv = &padapter->pwrctrlpriv;
bReady = false;
start_time = rtw_get_current_time();
rtw_yield_os();
while (1)
{
_enter_pwrlock(&pwrpriv->lock);
if ((padapter->bSurpriseRemoved == true)
|| (padapter->hw_init_completed == false)
#ifdef CONFIG_USB_HCI
|| (padapter->bDriverStopped== true)
#endif
|| (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
)
{
bReady = true;
}
_exit_pwrlock(&pwrpriv->lock);
if (true == bReady)
break;
if (rtw_get_passing_time_ms(start_time)>100)
{
DBG_88E("Wait for cpwm event than 100 ms!!!\n");
break;
}
rtw_msleep_os(1);
}
_func_exit_;
}
/*
* Caller:ISR handler...
*
* This will be called when CPWM interrupt is up.
*
* using to update cpwn of drv; and drv willl make a decision to up or down pwr level
*/
void cpwm_int_hdl(
PADAPTER padapter,
struct reportpwrstate_parm *preportpwrstate)
{
struct pwrctrl_priv *pwrpriv;
_func_enter_;
pwrpriv = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrpriv->lock);
#ifdef CONFIG_LPS_RPWM_TIMER
if (pwrpriv->rpwm < PS_STATE_S2)
{
DBG_88E("%s: Redundant CPWM Int. RPWM=0x%02X CPWM=0x%02x\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
_exit_pwrlock(&pwrpriv->lock);
goto exit;
}
#endif // CONFIG_LPS_RPWM_TIMER
pwrpriv->cpwm = PS_STATE(preportpwrstate->state);
pwrpriv->cpwm_tog = preportpwrstate->state & PS_TOGGLE;
if (pwrpriv->cpwm >= PS_STATE_S2)
{
if (pwrpriv->alives & CMD_ALIVE)
_rtw_up_sema(&padapter->cmdpriv.cmd_queue_sema);
if (pwrpriv->alives & XMIT_ALIVE)
_rtw_up_sema(&padapter->xmitpriv.xmit_sema);
}
_exit_pwrlock(&pwrpriv->lock);
exit:
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("cpwm_int_hdl: cpwm=0x%02x\n", pwrpriv->cpwm));
_func_exit_;
}
static void cpwm_event_callback(struct work_struct *work)
{
struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, cpwm_event);
_adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
struct reportpwrstate_parm report;
//DBG_88E("%s\n",__func__);
report.state = PS_STATE_S2;
cpwm_int_hdl(adapter, &report);
}
#ifdef CONFIG_LPS_RPWM_TIMER
static void rpwmtimeout_workitem_callback(struct work_struct *work)
{
PADAPTER padapter;
struct pwrctrl_priv *pwrpriv;
pwrpriv = container_of(work, struct pwrctrl_priv, rpwmtimeoutwi);
padapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
// DBG_88E("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
_enter_pwrlock(&pwrpriv->lock);
if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
{
DBG_88E("%s: rpwm=0x%02X cpwm=0x%02X CPWM done!\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
goto exit;
}
_exit_pwrlock(&pwrpriv->lock);
if (rtw_read8(padapter, 0x100) != 0xEA)
{
#if 1
struct reportpwrstate_parm report;
report.state = PS_STATE_S2;
DBG_88E("\n%s: FW already leave 32K!\n\n", __func__);
cpwm_int_hdl(padapter, &report);
#else
DBG_88E("\n%s: FW already leave 32K!\n\n", __func__);
cpwm_event_callback(&pwrpriv->cpwm_event);
#endif
return;
}
_enter_pwrlock(&pwrpriv->lock);
if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
{
DBG_88E("%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm);
goto exit;
}
pwrpriv->brpwmtimeout = true;
rtw_set_rpwm(padapter, pwrpriv->rpwm);
pwrpriv->brpwmtimeout = false;
exit:
_exit_pwrlock(&pwrpriv->lock);
}
/*
* This function is a timer handler, can't do any IO in it.
*/
static void pwr_rpwm_timeout_handler(void *FunctionContext)
{
PADAPTER padapter;
struct pwrctrl_priv *pwrpriv;
padapter = (PADAPTER)FunctionContext;
pwrpriv = &padapter->pwrctrlpriv;
// DBG_88E("+%s: rpwm=0x%02X cpwm=0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm);
if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2))
{
DBG_88E("+%s: cpwm=%d, nothing to do!\n", __func__, pwrpriv->cpwm);
return;
}
_set_workitem(&pwrpriv->rpwmtimeoutwi);
}
#endif // CONFIG_LPS_RPWM_TIMER
__inline static void register_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
{
pwrctrl->alives |= tag;
}
__inline static void unregister_task_alive(struct pwrctrl_priv *pwrctrl, u32 tag)
{
pwrctrl->alives &= ~tag;
}
/*
* Caller: rtw_xmit_thread
*
* Check if the fw_pwrstate is okay for xmit.
* If not (cpwm is less than S3), then the sub-routine
* will raise the cpwm to be greater than or equal to S3.
*
* Calling Context: Passive
*
* Return Value:
* _SUCCESS rtw_xmit_thread can write fifo/txcmd afterwards.
* _FAIL rtw_xmit_thread can not do anything.
*/
s32 rtw_register_tx_alive(PADAPTER padapter)
{
s32 res;
struct pwrctrl_priv *pwrctrl;
u8 pslv;
_func_enter_;
res = _SUCCESS;
pwrctrl = &padapter->pwrctrlpriv;
#ifdef CONFIG_BT_COEXIST
if (true == padapter->pwrctrlpriv.btcoex_rfon)
pslv = PS_STATE_S3;
else
#endif
{
pslv = PS_STATE_S2;
}
_enter_pwrlock(&pwrctrl->lock);
register_task_alive(pwrctrl, XMIT_ALIVE);
if (pwrctrl->bFwCurrentInPSMode == true)
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_register_tx_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
if (pwrctrl->cpwm < pslv)
{
if (pwrctrl->cpwm < PS_STATE_S2)
res = _FAIL;
if (pwrctrl->rpwm < pslv)
rtw_set_rpwm(padapter, pslv);
}
}
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
return res;
}
/*
* Caller: rtw_cmd_thread
*
* Check if the fw_pwrstate is okay for issuing cmd.
* If not (cpwm should be is less than S2), then the sub-routine
* will raise the cpwm to be greater than or equal to S2.
*
* Calling Context: Passive
*
* Return Value:
* _SUCCESS rtw_cmd_thread can issue cmds to firmware afterwards.
* _FAIL rtw_cmd_thread can not do anything.
*/
s32 rtw_register_cmd_alive(PADAPTER padapter)
{
s32 res;
struct pwrctrl_priv *pwrctrl;
u8 pslv;
_func_enter_;
res = _SUCCESS;
pwrctrl = &padapter->pwrctrlpriv;
#ifdef CONFIG_BT_COEXIST
if (true == padapter->pwrctrlpriv.btcoex_rfon)
pslv = PS_STATE_S3;
else
#endif
{
pslv = PS_STATE_S2;
}
_enter_pwrlock(&pwrctrl->lock);
register_task_alive(pwrctrl, CMD_ALIVE);
if (pwrctrl->bFwCurrentInPSMode == true)
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
("rtw_register_cmd_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
if (pwrctrl->cpwm < pslv)
{
if (pwrctrl->cpwm < PS_STATE_S2)
res = _FAIL;
if (pwrctrl->rpwm < pslv)
rtw_set_rpwm(padapter, pslv);
}
}
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
return res;
}
/*
* Caller: rx_isr
*
* Calling Context: Dispatch/ISR
*
* Return Value:
* _SUCCESS
* _FAIL
*/
s32 rtw_register_rx_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrctrl->lock);
register_task_alive(pwrctrl, RECV_ALIVE);
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_register_rx_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
return _SUCCESS;
}
/*
* Caller: evt_isr or evt_thread
*
* Calling Context: Dispatch/ISR or Passive
*
* Return Value:
* _SUCCESS
* _FAIL
*/
s32 rtw_register_evt_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrctrl->lock);
register_task_alive(pwrctrl, EVT_ALIVE);
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_register_evt_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
return _SUCCESS;
}
/*
* Caller: ISR
*
* If ISR's txdone,
* No more pkts for TX,
* Then driver shall call this fun. to power down firmware again.
*/
void rtw_unregister_tx_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrctrl->lock);
unregister_task_alive(pwrctrl, XMIT_ALIVE);
if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) &&
(pwrctrl->bFwCurrentInPSMode == true))
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("%s: cpwm=0x%02x alives=0x%08x\n",
__func__, pwrctrl->cpwm, pwrctrl->alives));
if ((pwrctrl->alives == 0) &&
(pwrctrl->cpwm > PS_STATE_S0))
{
rtw_set_rpwm(padapter, PS_STATE_S0);
}
}
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
}
/*
* Caller: ISR
*
* If all commands have been done,
* and no more command to do,
* then driver shall call this fun. to power down firmware again.
*/
void rtw_unregister_cmd_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrctrl->lock);
unregister_task_alive(pwrctrl, CMD_ALIVE);
if ((pwrctrl->pwr_mode != PS_MODE_ACTIVE) &&
(pwrctrl->bFwCurrentInPSMode == true))
{
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_info_,
("%s: cpwm=0x%02x alives=0x%08x\n",
__func__, pwrctrl->cpwm, pwrctrl->alives));
if ((pwrctrl->alives == 0) &&
(pwrctrl->cpwm > PS_STATE_S0))
{
rtw_set_rpwm(padapter, PS_STATE_S0);
}
}
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
}
/*
* Caller: ISR
*/
void rtw_unregister_rx_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
_enter_pwrlock(&pwrctrl->lock);
unregister_task_alive(pwrctrl, RECV_ALIVE);
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_unregister_rx_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
}
void rtw_unregister_evt_alive(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrl;
_func_enter_;
pwrctrl = &padapter->pwrctrlpriv;
unregister_task_alive(pwrctrl, EVT_ALIVE);
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_,
("rtw_unregister_evt_alive: cpwm=0x%02x alives=0x%08x\n",
pwrctrl->cpwm, pwrctrl->alives));
_exit_pwrlock(&pwrctrl->lock);
_func_exit_;
}
#endif /* CONFIG_LPS_LCLK */
#ifdef CONFIG_RESUME_IN_WORKQUEUE
static void resume_workitem_callback(struct work_struct *work);
#endif //CONFIG_RESUME_IN_WORKQUEUE
void rtw_init_pwrctrl_priv(PADAPTER padapter)
{
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
_func_enter_;
#ifdef PLATFORM_WINDOWS
pwrctrlpriv->pnp_current_pwr_state=NdisDeviceStateD0;
#endif
_init_pwrlock(&pwrctrlpriv->lock);
pwrctrlpriv->rf_pwrstate = rf_on;
pwrctrlpriv->ips_enter_cnts=0;
pwrctrlpriv->ips_leave_cnts=0;
pwrctrlpriv->bips_processing = false;
pwrctrlpriv->ips_mode = padapter->registrypriv.ips_mode;
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->bInternalAutoSuspend = false;
pwrctrlpriv->bInSuspend = false;
pwrctrlpriv->bkeepfwalive = false;
#ifdef CONFIG_AUTOSUSPEND
#ifdef SUPPORT_HW_RFOFF_DETECTED
pwrctrlpriv->pwr_state_check_interval = (pwrctrlpriv->bHWPwrPindetect) ?1000:2000;
#endif
#endif
pwrctrlpriv->LpsIdleCount = 0;
//pwrctrlpriv->FWCtrlPSMode =padapter->registrypriv.power_mgnt;// PS_MODE_MIN;
if (padapter->registrypriv.mp_mode == 1)
pwrctrlpriv->power_mgnt =PS_MODE_ACTIVE ;
else
pwrctrlpriv->power_mgnt =padapter->registrypriv.power_mgnt;// PS_MODE_MIN;
pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
pwrctrlpriv->bFwCurrentInPSMode = false;
pwrctrlpriv->rpwm = 0;
pwrctrlpriv->cpwm = PS_STATE_S4;
pwrctrlpriv->pwr_mode = PS_MODE_ACTIVE;
pwrctrlpriv->smart_ps = padapter->registrypriv.smart_ps;
pwrctrlpriv->bcn_ant_mode = 0;
pwrctrlpriv->tog = 0x80;
pwrctrlpriv->btcoex_rfon = false;
#ifdef CONFIG_LPS_LCLK
rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&pwrctrlpriv->rpwm));
_init_workitem(&pwrctrlpriv->cpwm_event, cpwm_event_callback, NULL);
#ifdef CONFIG_LPS_RPWM_TIMER
pwrctrlpriv->brpwmtimeout = false;
_init_workitem(&pwrctrlpriv->rpwmtimeoutwi, rpwmtimeout_workitem_callback, NULL);
_init_timer(&pwrctrlpriv->pwr_rpwm_timer, padapter->pnetdev, pwr_rpwm_timeout_handler, padapter);
#endif // CONFIG_LPS_RPWM_TIMER
#endif // CONFIG_LPS_LCLK
#ifdef PLATFORM_LINUX
_init_timer(&(pwrctrlpriv->pwr_state_check_timer), padapter->pnetdev, pwr_state_check_handler, (u8 *)padapter);
#endif
#ifdef CONFIG_RESUME_IN_WORKQUEUE
_init_workitem(&pwrctrlpriv->resume_work, resume_workitem_callback, NULL);
pwrctrlpriv->rtw_workqueue = create_singlethread_workqueue("rtw_workqueue");
#endif //CONFIG_RESUME_IN_WORKQUEUE
#if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
pwrctrlpriv->early_suspend.suspend = NULL;
rtw_register_early_suspend(pwrctrlpriv);
#endif //CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER
_func_exit_;
}
void rtw_free_pwrctrl_priv(PADAPTER adapter)
{
struct pwrctrl_priv *pwrctrlpriv = &adapter->pwrctrlpriv;
_func_enter_;
//_rtw_memset((unsigned char *)pwrctrlpriv, 0, sizeof(struct pwrctrl_priv));
#ifdef CONFIG_RESUME_IN_WORKQUEUE
if (pwrctrlpriv->rtw_workqueue) {
flush_workqueue(pwrctrlpriv->rtw_workqueue);
destroy_workqueue(pwrctrlpriv->rtw_workqueue);
}
#endif
#if defined(CONFIG_HAS_EARLYSUSPEND) || defined(CONFIG_ANDROID_POWER)
rtw_unregister_early_suspend(pwrctrlpriv);
#endif //CONFIG_HAS_EARLYSUSPEND || CONFIG_ANDROID_POWER
_free_pwrlock(&pwrctrlpriv->lock);
_func_exit_;
}
#ifdef CONFIG_RESUME_IN_WORKQUEUE
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
extern int rtw_resume_process(_adapter *padapter);
#endif
static void resume_workitem_callback(struct work_struct *work)
{
struct pwrctrl_priv *pwrpriv = container_of(work, struct pwrctrl_priv, resume_work);
_adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
DBG_88E("%s\n",__func__);
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
rtw_resume_process(adapter);
#endif
}
void rtw_resume_in_workqueue(struct pwrctrl_priv *pwrpriv)
{
// accquire system's suspend lock preventing from falliing asleep while resume in workqueue
rtw_lock_suspend();
#if 1
queue_work(pwrpriv->rtw_workqueue, &pwrpriv->resume_work);
#else
_set_workitem(&pwrpriv->resume_work);
#endif
}
#endif //CONFIG_RESUME_IN_WORKQUEUE
#ifdef CONFIG_HAS_EARLYSUSPEND
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
extern int rtw_resume_process(_adapter *padapter);
#endif
static void rtw_early_suspend(struct early_suspend *h)
{
struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
DBG_88E("%s\n",__func__);
//jeff: do nothing but set do_late_resume to false
pwrpriv->do_late_resume = false;
}
static void rtw_late_resume(struct early_suspend *h)
{
struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
_adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
DBG_88E("%s\n",__func__);
if (pwrpriv->do_late_resume) {
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
rtw_resume_process(adapter);
pwrpriv->do_late_resume = false;
#endif
}
}
void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv)
{
DBG_88E("%s\n", __func__);
//jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit
pwrpriv->early_suspend.level = EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20;
pwrpriv->early_suspend.suspend = rtw_early_suspend;
pwrpriv->early_suspend.resume = rtw_late_resume;
register_early_suspend(&pwrpriv->early_suspend);
}
void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv)
{
DBG_88E("%s\n", __func__);
pwrpriv->do_late_resume = false;
if (pwrpriv->early_suspend.suspend)
unregister_early_suspend(&pwrpriv->early_suspend);
pwrpriv->early_suspend.suspend = NULL;
pwrpriv->early_suspend.resume = NULL;
}
#endif //CONFIG_HAS_EARLYSUSPEND
#ifdef CONFIG_ANDROID_POWER
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
extern int rtw_resume_process(PADAPTER padapter);
#endif
static void rtw_early_suspend(android_early_suspend_t *h)
{
struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
DBG_88E("%s\n",__func__);
//jeff: do nothing but set do_late_resume to false
pwrpriv->do_late_resume = false;
}
static void rtw_late_resume(android_early_suspend_t *h)
{
struct pwrctrl_priv *pwrpriv = container_of(h, struct pwrctrl_priv, early_suspend);
_adapter *adapter = container_of(pwrpriv, _adapter, pwrctrlpriv);
DBG_88E("%s\n",__func__);
if (pwrpriv->do_late_resume) {
#if defined(CONFIG_USB_HCI) || defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
rtw_resume_process(adapter);
pwrpriv->do_late_resume = false;
#endif
}
}
void rtw_register_early_suspend(struct pwrctrl_priv *pwrpriv)
{
DBG_88E("%s\n", __func__);
//jeff: set the early suspend level before blank screen, so we wll do late resume after scree is lit
pwrpriv->early_suspend.level = ANDROID_EARLY_SUSPEND_LEVEL_BLANK_SCREEN - 20;
pwrpriv->early_suspend.suspend = rtw_early_suspend;
pwrpriv->early_suspend.resume = rtw_late_resume;
android_register_early_suspend(&pwrpriv->early_suspend);
}
void rtw_unregister_early_suspend(struct pwrctrl_priv *pwrpriv)
{
DBG_88E("%s\n", __func__);
pwrpriv->do_late_resume = false;
if (pwrpriv->early_suspend.suspend)
android_unregister_early_suspend(&pwrpriv->early_suspend);
pwrpriv->early_suspend.suspend = NULL;
pwrpriv->early_suspend.resume = NULL;
}
#endif //CONFIG_ANDROID_POWER
u8 rtw_interface_ps_func(_adapter *padapter,HAL_INTF_PS_FUNC efunc_id,u8* val)
{
u8 bResult = true;
rtw_hal_intf_ps_func(padapter,efunc_id,val);
return bResult;
}
inline void rtw_set_ips_deny(_adapter *padapter, u32 ms)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ms);
}
/*
* rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend
* @adapter: pointer to _adapter structure
* @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup
* Return _SUCCESS or _FAIL
*/
int _rtw_pwr_wakeup(_adapter *padapter, u32 ips_deffer_ms, const char *caller)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
int ret = _SUCCESS;
#ifdef CONFIG_CONCURRENT_MODE
if (padapter->pbuddy_adapter)
LeaveAllPowerSaveMode(padapter->pbuddy_adapter);
if ((padapter->isprimary == false) && padapter->pbuddy_adapter){
padapter = padapter->pbuddy_adapter;
pwrpriv = &padapter->pwrctrlpriv;
pmlmepriv = &padapter->mlmepriv;
}
#endif
if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms))
pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms);
{
u32 start = rtw_get_current_time();
if (pwrpriv->ps_processing) {
DBG_88E("%s wait ps_processing...\n", __func__);
while (pwrpriv->ps_processing && rtw_get_passing_time_ms(start) <= 3000)
rtw_msleep_os(10);
if (pwrpriv->ps_processing)
DBG_88E("%s wait ps_processing timeout\n", __func__);
else
DBG_88E("%s wait ps_processing done\n", __func__);
}
}
//System suspend is not allowed to wakeup
if ((pwrpriv->bInternalAutoSuspend == false) && (true == pwrpriv->bInSuspend )){
ret = _FAIL;
goto exit;
}
//block???
if ((pwrpriv->bInternalAutoSuspend == true) && (padapter->net_closed == true)) {
ret = _FAIL;
goto exit;
}
//I think this should be check in IPS, LPS, autosuspend functions...
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
{
#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
if (true==pwrpriv->bInternalAutoSuspend){
if (0==pwrpriv->autopm_cnt){
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,33))
if (usb_autopm_get_interface(adapter_to_dvobj(padapter)->pusbintf) < 0)
{
DBG_88E( "can't get autopm:\n");
}
#elif (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,20))
usb_autopm_disable(adapter_to_dvobj(padapter)->pusbintf);
#else
usb_autoresume_device(adapter_to_dvobj(padapter)->pusbdev, 1);
#endif
pwrpriv->autopm_cnt++;
}
#endif //#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
ret = _SUCCESS;
goto exit;
#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
}
#endif //#if defined (CONFIG_BT_COEXIST)&& defined (CONFIG_AUTOSUSPEND)
}
if (rf_off == pwrpriv->rf_pwrstate )
{
#ifdef CONFIG_USB_HCI
#ifdef CONFIG_AUTOSUSPEND
if (pwrpriv->brfoffbyhw==true)
{
DBG_88E("hw still in rf_off state ...........\n");
ret = _FAIL;
goto exit;
}
else if (padapter->registrypriv.usbss_enable)
{
DBG_88E("%s call autoresume_enter....\n",__func__);
if (_FAIL == autoresume_enter(padapter))
{
DBG_88E("======> autoresume fail.............\n");
ret = _FAIL;
goto exit;
}
}
else
#endif
#endif
{
#ifdef CONFIG_IPS
DBG_88E("%s call ips_leave....\n",__func__);
if (_FAIL == ips_leave(padapter))
{
DBG_88E("======> ips_leave fail.............\n");
ret = _FAIL;
goto exit;
}
#endif
}
}
//TODO: the following checking need to be merged...
if (padapter->bDriverStopped
|| !padapter->bup
|| !padapter->hw_init_completed
){
DBG_88E("%s: bDriverStopped=%d, bup=%d, hw_init_completed=%u\n"
, caller
, padapter->bDriverStopped
, padapter->bup
, padapter->hw_init_completed);
ret= false;
goto exit;
}
exit:
if (pwrpriv->ips_deny_time < rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms))
pwrpriv->ips_deny_time = rtw_get_current_time() + rtw_ms_to_systime(ips_deffer_ms);
return ret;
}
int rtw_pm_set_lps(_adapter *padapter, u8 mode)
{
int ret = 0;
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
if ( mode < PS_MODE_NUM )
{
if (pwrctrlpriv->power_mgnt !=mode)
{
if (PS_MODE_ACTIVE == mode)
{
LeaveAllPowerSaveMode(padapter);
}
else
{
pwrctrlpriv->LpsIdleCount = 2;
}
pwrctrlpriv->power_mgnt = mode;
pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
}
}
else
{
ret = -EINVAL;
}
return ret;
}
int rtw_pm_set_ips(_adapter *padapter, u8 mode)
{
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
if ( mode == IPS_NORMAL || mode == IPS_LEVEL_2 ) {
rtw_ips_mode_req(pwrctrlpriv, mode);
DBG_88E("%s %s\n", __func__, mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2");
return 0;
}
else if (mode ==IPS_NONE){
rtw_ips_mode_req(pwrctrlpriv, mode);
DBG_88E("%s %s\n", __func__, "IPS_NONE");
if ((padapter->bSurpriseRemoved ==0)&&(_FAIL == rtw_pwr_wakeup(padapter)) )
return -EFAULT;
}
else {
return -EINVAL;
}
return 0;
}
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