staging: r8188eu: Add files for new driver - part 5 (1cc18a22) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/staging/rtl8188eu/core/rtw_pwrctrl.c

0 → 100644

+662 −0

Original line number	Diff line number	Diff line
		/******************************************************************************
		*
		* 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 <osdep_service.h>
		#include <drv_types.h>
		#include <osdep_intf.h>
		#include <linux/usb.h>

		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", rtw_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 adapter *buddy = adapter->pbuddy_adapter;
		struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
		#ifdef CONFIG_88EU_P2P
		struct wifidirect_info *pwdinfo = &(adapter->wdinfo);
		#endif

		bool ret = false;

		if (adapter->pwrctrlpriv.ips_deny_time >= rtw_get_current_time())
		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_88EU_P2P)
		!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
		#else
		0)
		#endif
		goto exit;

		/* consider buddy, if exist */
		if (buddy) {
		struct mlme_priv *b_pmlmepriv = &(buddy->mlmepriv);
		#ifdef CONFIG_88EU_P2P
		struct wifidirect_info *b_pwdinfo = &(buddy->wdinfo);
		#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_88EU_P2P)
		!rtw_p2p_chk_state(b_pwdinfo, P2P_STATE_NONE))
		#else
		0)
		#endif
		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;
		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++;
		}

		if (pwrpriv->ips_mode_req == IPS_NONE)
		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));
		pwrpriv->change_rfpwrstate = rf_off;

		ips_enter(padapter);
		}
		exit:
		rtw_set_pwr_state_check_timer(&padapter->pwrctrlpriv);
		pwrpriv->ps_processing = false;
		return;
		}

		static void pwr_state_check_handler(void *FunctionContext)
		{
		struct adapter padapter = (struct adapter )FunctionContext;
		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;

		_func_enter_;

		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;

		_func_exit_;
		}

		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 = 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)) \|\|
		(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;
		#ifdef CONFIG_88EU_P2P
		struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
		#endif /* CONFIG_88EU_P2P */

		_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;
		}

		/* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */
		if (ps_mode == PS_MODE_ACTIVE) {
		#ifdef CONFIG_88EU_P2P
		if (pwdinfo->opp_ps == 0) {
		DBG_88E("rtw_set_ps_mode: Leave 802.11 power save\n");
		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 {
		#endif /* CONFIG_88EU_P2P */
		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));

		#ifdef CONFIG_88EU_P2P
		/* Set CTWindow after LPS */
		if (pwdinfo->opp_ps == 1)
		p2p_ps_wk_cmd(padapter, P2P_PS_ENABLE, 0);
		#endif /* CONFIG_88EU_P2P */

		rtw_set_rpwm(padapter, PS_STATE_S2);
		}
		}

		_func_exit_;
		}

		/*
		* 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 = rtw_get_current_time();
		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;
		}
		rtw_usleep_os(100);
		}

		return err;
		}

		/* */
		/* Description: */
		/* Enter the leisure power save mode. */
		/* */
		void LPS_Enter(struct adapter *padapter)
		{
		struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;

		_func_enter_;

		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++;
		}
		}

		_func_exit_;
		}

		#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;

		_func_enter_;

		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;

		_func_exit_;
		}

		/* */
		/* 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;

		_func_enter_;

		if (check_fwstate(pmlmepriv, _FW_LINKED)) { /* connect */
		p2p_ps_wk_cmd(Adapter, P2P_PS_DISABLE, enqueue);

		rtw_lps_ctrl_wk_cmd(Adapter, LPS_CTRL_LEAVE, enqueue);
		}

		_func_exit_;
		}

		void rtw_init_pwrctrl_priv(struct adapter *padapter)
		{
		struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;

		_func_enter_;

		_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;

		_init_timer(&(pwrctrlpriv->pwr_state_check_timer), padapter->pnetdev, pwr_state_check_handler, (u8 *)padapter);

		_func_exit_;
		}

		void rtw_free_pwrctrl_priv(struct adapter *adapter)
		{
		struct pwrctrl_priv *pwrctrlpriv = &adapter->pwrctrlpriv;

		_func_enter_;

		_free_pwrlock(&pwrctrlpriv->lock);

		_func_exit_;
		}

		u8 rtw_interface_ps_func(struct adapter padapter, enum 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(struct 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 struct adapter structure
		* @ips_deffer_ms: the ms wiil 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;
		int ret = _SUCCESS;

		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) && (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:
		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(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;
		}

drivers/staging/rtl8188eu/core/rtw_recv.c

0 → 100644

+2299 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/staging/rtl8188eu/core/rtw_rf.c

0 → 100644

+89 −0

Original line number	Diff line number	Diff line
		/******************************************************************************
		*
		* Copyright(c) 2007 - 2011 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_RF_C_

		#include <osdep_service.h>
		#include <drv_types.h>
		#include <recv_osdep.h>
		#include <xmit_osdep.h>


		struct ch_freq {
		u32 channel;
		u32 frequency;
		};

		static struct ch_freq ch_freq_map[] = {
		{1, 2412}, {2, 2417}, {3, 2422}, {4, 2427}, {5, 2432},
		{6, 2437}, {7, 2442}, {8, 2447}, {9, 2452}, {10, 2457},
		{11, 2462}, {12, 2467}, {13, 2472}, {14, 2484},
		/* UNII */
		{36, 5180}, {40, 5200}, {44, 5220}, {48, 5240}, {52, 5260},
		{56, 5280}, {60, 5300}, {64, 5320}, {149, 5745}, {153, 5765},
		{157, 5785}, {161, 5805}, {165, 5825}, {167, 5835}, {169, 5845},
		{171, 5855}, {173, 5865},
		/* HiperLAN2 */
		{100, 5500}, {104, 5520}, {108, 5540}, {112, 5560}, {116, 5580},
		{120, 5600}, {124, 5620}, {128, 5640}, {132, 5660}, {136, 5680},
		{140, 5700},
		/* Japan MMAC */
		{34, 5170}, {38, 5190}, {42, 5210}, {46, 5230},
		/* Japan */
		{184, 4920}, {188, 4940}, {192, 4960}, {196, 4980},
		{208, 5040},/* Japan, means J08 */
		{212, 5060},/* Japan, means J12 */
		{216, 5080},/* Japan, means J16 */
		};

		static int ch_freq_map_num = (sizeof(ch_freq_map) / sizeof(struct ch_freq));

		u32 rtw_ch2freq(u32 channel)
		{
		u8 i;
		u32 freq = 0;

		for (i = 0; i < ch_freq_map_num; i++) {
		if (channel == ch_freq_map[i].channel) {
		freq = ch_freq_map[i].frequency;
		break;
		}
		}
		if (i == ch_freq_map_num)
		freq = 2412;

		return freq;
		}

		u32 rtw_freq2ch(u32 freq)
		{
		u8 i;
		u32 ch = 0;

		for (i = 0; i < ch_freq_map_num; i++) {
		if (freq == ch_freq_map[i].frequency) {
		ch = ch_freq_map[i].channel;
		break;
		}
		}
		if (i == ch_freq_map_num)
		ch = 1;

		return ch;
		}