From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/staging/rtl8188eu/core/rtw_pwrctrl.c | 672 +++++++++++++++++++++++++++ 1 file changed, 672 insertions(+) create mode 100644 drivers/staging/rtl8188eu/core/rtw_pwrctrl.c (limited to 'drivers/staging/rtl8188eu/core/rtw_pwrctrl.c') diff --git a/drivers/staging/rtl8188eu/core/rtw_pwrctrl.c b/drivers/staging/rtl8188eu/core/rtw_pwrctrl.c new file mode 100644 index 000000000..ec0a8a4cd --- /dev/null +++ b/drivers/staging/rtl8188eu/core/rtw_pwrctrl.c @@ -0,0 +1,672 @@ +/****************************************************************************** + * + * 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 +#include +#include +#include +#include + +static int rtw_hw_suspend(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct net_device *pnetdev = padapter->pnetdev; + + + if ((!padapter->bup) || (padapter->bDriverStopped) || + (padapter->bSurpriseRemoved)) { + DBG_88E("padapter->bup=%d bDriverStopped=%d bSurpriseRemoved = %d\n", + padapter->bup, padapter->bDriverStopped, + padapter->bSurpriseRemoved); + goto error_exit; + } + + /* system suspend */ + LeaveAllPowerSaveMode(padapter); + + DBG_88E("==> rtw_hw_suspend\n"); + _enter_pwrlock(&pwrpriv->lock); + pwrpriv->bips_processing = true; + /* s1. */ + if (pnetdev) { + netif_carrier_off(pnetdev); + netif_tx_stop_all_queues(pnetdev); + } + + /* s2. */ + rtw_disassoc_cmd(padapter, 500, false); + + /* s2-2. indicate disconnect to os */ + { + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + if (check_fwstate(pmlmepriv, _FW_LINKED)) { + _clr_fwstate_(pmlmepriv, _FW_LINKED); + + rtw_led_control(padapter, LED_CTL_NO_LINK); + + rtw_os_indicate_disconnect(padapter); + + /* donnot enqueue cmd */ + rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 0); + } + } + /* s2-3. */ + rtw_free_assoc_resources(padapter, 1); + + /* s2-4. */ + rtw_free_network_queue(padapter, true); + rtw_ips_dev_unload(padapter); + pwrpriv->rf_pwrstate = rf_off; + pwrpriv->bips_processing = false; + + _exit_pwrlock(&pwrpriv->lock); + + return 0; + +error_exit: + DBG_88E("%s, failed\n", __func__); + return -1; +} + +static int rtw_hw_resume(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct net_device *pnetdev = padapter->pnetdev; + + + /* system resume */ + DBG_88E("==> rtw_hw_resume\n"); + _enter_pwrlock(&pwrpriv->lock); + pwrpriv->bips_processing = true; + rtw_reset_drv_sw(padapter); + + if (pm_netdev_open(pnetdev, false) != 0) { + _exit_pwrlock(&pwrpriv->lock); + goto error_exit; + } + + netif_device_attach(pnetdev); + netif_carrier_on(pnetdev); + + if (!netif_queue_stopped(pnetdev)) + netif_start_queue(pnetdev); + else + netif_wake_queue(pnetdev); + + pwrpriv->bkeepfwalive = false; + pwrpriv->brfoffbyhw = false; + + pwrpriv->rf_pwrstate = rf_on; + pwrpriv->bips_processing = false; + + _exit_pwrlock(&pwrpriv->lock); + + + return 0; +error_exit: + DBG_88E("%s, Open net dev failed\n", __func__); + return -1; +} + +void ips_enter(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct xmit_priv *pxmit_priv = &padapter->xmitpriv; + + if (padapter->registrypriv.mp_mode == 1) + return; + + 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); + 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(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct security_priv *psecuritypriv = &(padapter->securitypriv); + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + int result = _SUCCESS; + int 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); + + result = rtw_ips_pwr_up(padapter); + if (result == _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", usb_read32(padapter, 0x4c)); + pwrpriv->bips_processing = false; + + pwrpriv->bkeepfwalive = false; + pwrpriv->bpower_saving = false; + } + + _exit_pwrlock(&pwrpriv->lock); + + return result; +} + +static bool rtw_pwr_unassociated_idle(struct adapter *adapter) +{ + struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); + bool ret = false; + + if (time_after_eq(adapter->pwrctrlpriv.ips_deny_time, jiffies)) + 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)) + goto exit; + + ret = true; + +exit: + return ret; +} + +void rtw_ps_processor(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + enum rt_rf_power_state rfpwrstate; + + pwrpriv->ps_processing = true; + + if (pwrpriv->bips_processing) + goto exit; + + if (padapter->pwrctrlpriv.bHWPwrPindetect) { + 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; + 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++; + } + + if (pwrpriv->ips_mode_req == IPS_NONE) + goto exit; + + if (!rtw_pwr_unassociated_idle(padapter)) + 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)); + pwrpriv->change_rfpwrstate = rf_off; + + ips_enter(padapter); + } +exit: + rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv); + pwrpriv->ps_processing = false; +} + +static void pwr_state_check_handler(unsigned long data) +{ + struct adapter *padapter = (struct adapter *)data; + rtw_ps_cmd(padapter); +} + +/* + * + * Parameters + * padapter + * pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4 + * + */ +void rtw_set_rpwm(struct adapter *padapter, u8 pslv) +{ + u8 rpwm; + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + + pslv = PS_STATE(pslv); + + if (pwrpriv->btcoex_rfon) { + if (pslv < PS_STATE_S4) + pslv = PS_STATE_S3; + } + + if ((pwrpriv->rpwm == pslv)) { + 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) || + (!padapter->hw_init_completed)) { + 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) { + 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; + RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_notice_, + ("rtw_set_rpwm: rpwm=0x%02x cpwm=0x%02x\n", rpwm, pwrpriv->cpwm)); + + pwrpriv->rpwm = pslv; + + rtw_hal_set_hwreg(padapter, HW_VAR_SET_RPWM, (u8 *)(&rpwm)); + + pwrpriv->tog += 0x80; + pwrpriv->cpwm = pslv; +} + +static u8 PS_RDY_CHECK(struct adapter *padapter) +{ + u32 curr_time, delta_time; + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + + + curr_time = jiffies; + 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)) || + (check_fwstate(pmlmepriv, WIFI_AP_STATE)) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))) + return false; + if (pwrpriv->bInSuspend) + return false; + if ((padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == false)) { + DBG_88E("Group handshake still in progress !!!\n"); + return false; + } + return true; +} + +void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + + 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; + } + + /* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */ + if (ps_mode == PS_MODE_ACTIVE) { + if (PS_RDY_CHECK(padapter)) { + DBG_88E("%s: Enter 802.11 power save\n", __func__); + 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)); + rtw_set_rpwm(padapter, PS_STATE_S2); + } + } +} + +/* + * Return: + * 0: Leave OK + * -1: Timeout + * -2: Other error + */ +s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms) +{ + u32 start_time; + u8 bAwake = false; + s32 err = 0; + + + start_time = jiffies; + while (1) { + rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake); + if (bAwake) + break; + + if (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; + } + msleep(1); + } + + return err; +} + +/* */ +/* Description: */ +/* Enter the leisure power save mode. */ +/* */ +void LPS_Enter(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + + if (PS_RDY_CHECK(padapter) == false) + return; + + if (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++; + } + } +} + +#define LPS_LEAVE_TIMEOUT_MS 100 + +/* Description: */ +/* Leave the leisure power save mode. */ +void LPS_Leave(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + + 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; +} + +/* */ +/* Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */ +/* Move code to function by tynli. 2010.03.26. */ +/* */ +void LeaveAllPowerSaveMode(struct adapter *Adapter) +{ + struct mlme_priv *pmlmepriv = &(Adapter->mlmepriv); + u8 enqueue = 0; + + if (check_fwstate(pmlmepriv, _FW_LINKED)) + rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue); +} + +void rtw_init_pwrctrl_priv(struct adapter *padapter) +{ + struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv; + + _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; + + pwrctrlpriv->LpsIdleCount = 0; + 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; + + setup_timer(&pwrctrlpriv->pwr_state_check_timer, + pwr_state_check_handler, + (unsigned long)padapter); +} + +inline void rtw_set_ips_deny(struct adapter *padapter, u32 ms) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + pwrpriv->ips_deny_time = jiffies + msecs_to_jiffies(ms); +} + +/* +* rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend +* @adapter: pointer to struct adapter structure +* @ips_deffer_ms: the ms will 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) +{ + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + unsigned long expires; + int ret = _SUCCESS; + + expires = jiffies + msecs_to_jiffies(ips_deffer_ms); + if (time_before(pwrpriv->ips_deny_time, expires)) + pwrpriv->ips_deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms); + +{ + u32 start = jiffies; + if (pwrpriv->ps_processing) { + DBG_88E("%s wait ps_processing...\n", __func__); + while (pwrpriv->ps_processing && rtw_get_passing_time_ms(start) <= 3000) + usleep_range(1000, 3000); + 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) && (pwrpriv->bInSuspend)) { + ret = _FAIL; + goto exit; + } + + /* block??? */ + if ((pwrpriv->bInternalAutoSuspend) && (padapter->net_closed)) { + ret = _FAIL; + goto exit; + } + + /* 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) { + DBG_88E("%s call ips_leave....\n", __func__); + if (_FAIL == ips_leave(padapter)) { + DBG_88E("======> ips_leave fail.............\n"); + ret = _FAIL; + goto exit; + } + } + + /* 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: + expires = jiffies + msecs_to_jiffies(ips_deffer_ms); + if (time_before(pwrpriv->ips_deny_time, expires)) + pwrpriv->ips_deny_time = jiffies + msecs_to_jiffies(ips_deffer_ms); + return ret; +} + +int rtw_pm_set_lps(struct 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(struct 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; +} -- cgit v1.2.3-54-g00ecf