leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

staging: rtl8723au: rtw_pwrctrl.c: Reduce spaghettification

Browse Source 
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2014-05-09 15:04:21 +02:00 committed by Greg Kroah-Hartman
parent 561fb403ba
commit d8ab7e840d
1 changed files with 112 additions and 105 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

217
drivers/staging/rtl8723au/core/rtw_pwrctrl.c
View File

@ -39,8 +39,7 @@ void ips_enter23a(struct rtw_adapter * padapter)
#ifdef CONFIG_8723AU_BT_COEXIST
BTDM_TurnOffBtCoexistBeforeEnterIPS(padapter);
#endif
if (rf_off == pwrpriv->change_rfpwrstate)
{
if (pwrpriv->change_rfpwrstate == rf_off) {
pwrpriv->bpower_saving = true;
DBG_8723A_LEVEL(_drv_always_, "nolinked power save enter\n");
@ -65,25 +64,32 @@ int ips_leave23a(struct rtw_adapter * padapter)
down(&pwrpriv->lock);
if ((pwrpriv->rf_pwrstate == rf_off) &&!pwrpriv->bips_processing)
{
if (pwrpriv->rf_pwrstate == rf_off && !pwrpriv->bips_processing) {
pwrpriv->bips_processing = true;
pwrpriv->change_rfpwrstate = rf_on;
pwrpriv->ips_leave23a_cnts++;
DBG_8723A("==>ips_leave23a cnts:%d\n", pwrpriv->ips_leave23a_cnts);
DBG_8723A("==>ips_leave23a cnts:%d\n",
pwrpriv->ips_leave23a_cnts);
if ((result = rtw_ips_pwr_up23a(padapter)) == _SUCCESS) {
result = rtw_ips_pwr_up23a(padapter);
if (result == _SUCCESS)
pwrpriv->rf_pwrstate = rf_on;
}
DBG_8723A_LEVEL(_drv_always_, "nolinked power save leave\n");
if ((_WEP40_ == psecuritypriv->dot11PrivacyAlgrthm) ||(_WEP104_ == psecuritypriv->dot11PrivacyAlgrthm))
{
DBG_8723A("==>%s, channel(%d), processing(%x)\n", __func__, padapter->mlmeextpriv.cur_channel, pwrpriv->bips_processing);
set_channel_bwmode23a(padapter, padapter->mlmeextpriv.cur_channel, HAL_PRIME_CHNL_OFFSET_DONT_CARE, HT_CHANNEL_WIDTH_20);
if (psecuritypriv->dot11PrivacyAlgrthm == _WEP40_ ||
psecuritypriv->dot11PrivacyAlgrthm == _WEP104_) {
DBG_8723A("==>%s, channel(%d), processing(%x)\n",
__func__, padapter->mlmeextpriv.cur_channel,
pwrpriv->bips_processing);
set_channel_bwmode23a(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)
if (keyid ==
psecuritypriv->dot11PrivacyKeyIndex)
result = rtw_set_key23a(padapter, psecuritypriv, keyid, 1);
else
result = rtw_set_key23a(padapter, psecuritypriv, keyid, 0);
@ -91,7 +97,8 @@ int ips_leave23a(struct rtw_adapter * padapter)
}
}
DBG_8723A("==> ips_leave23a.....LED(0x%08x)...\n", rtw_read32(padapter, 0x4c));
DBG_8723A("==> ips_leave23a.....LED(0x%08x)...\n",
rtw_read32(padapter, 0x4c));
pwrpriv->bips_processing = false;
pwrpriv->bkeepfwalive = false;
@ -139,9 +146,12 @@ static bool rtw_pwr_unassociated_idle(struct rtw_adapter *adapter)
if (pxmit_priv->free_xmitbuf_cnt != NR_XMITBUFF ||
pxmit_priv->free_xmit_extbuf_cnt != NR_XMIT_EXTBUFF) {
DBG_8723A_LEVEL(_drv_always_, "There are some pkts to transmit\n");
DBG_8723A_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n",
pxmit_priv->free_xmitbuf_cnt, pxmit_priv->free_xmit_extbuf_cnt);
DBG_8723A_LEVEL(_drv_always_,
"There are some pkts to transmit\n");
DBG_8723A_LEVEL(_drv_info_, "free_xmitbuf_cnt: %d, "
"free_xmit_extbuf_cnt: %d\n",
pxmit_priv->free_xmitbuf_cnt,
pxmit_priv->free_xmit_extbuf_cnt);
goto exit;
}
@ -164,7 +174,8 @@ void rtw_ps_processor23a(struct rtw_adapter*padapter)
if (padapter->pwrctrlpriv.bHWPwrPindetect) {
rfpwrstate = RfOnOffDetect23a(padapter);
DBG_8723A("@@@@- #2 %s ==> rfstate:%s\n", __func__, (rfpwrstate == rf_on)?"rf_on":"rf_off");
DBG_8723A("@@@@- #2 %s ==> rfstate:%s\n", __func__,
(rfpwrstate == rf_on)?"rf_on":"rf_off");
if (rfpwrstate!= pwrpriv->rf_pwrstate) {
if (rfpwrstate == rf_off) {
@ -176,7 +187,9 @@ void rtw_ps_processor23a(struct rtw_adapter*padapter)
pwrpriv->change_rfpwrstate = rf_on;
rtw_hw_resume23a(padapter);
}
DBG_8723A("current rf_pwrstate(%s)\n", (pwrpriv->rf_pwrstate == rf_off)?"rf_off":"rf_on");
DBG_8723A("current rf_pwrstate(%s)\n",
(pwrpriv->rf_pwrstate == rf_off) ?
"rf_off":"rf_on");
}
pwrpriv->pwr_state_check_cnts ++;
}
@ -187,9 +200,10 @@ void rtw_ps_processor23a(struct rtw_adapter*padapter)
if (rtw_pwr_unassociated_idle(padapter) == false)
goto exit;
if ((pwrpriv->rf_pwrstate == rf_on) && ((pwrpriv->pwr_state_check_cnts%4) == 0))
{
DBG_8723A("==>%s .fw_state(%x)\n", __func__, get_fwstate(pmlmepriv));
if (pwrpriv->rf_pwrstate == rf_on &&
(pwrpriv->pwr_state_check_cnts % 4) == 0) {
DBG_8723A("==>%s .fw_state(%x)\n", __func__,
get_fwstate(pmlmepriv));
pwrpriv->change_rfpwrstate = rf_off;
ips_enter23a(padapter);
}
@ -208,36 +222,35 @@ static void pwr_state_check_handler(unsigned long data)
/*
*
* Parameters
* padapter
* pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
* padapter
* pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
*
*/
void rtw_set_rpwm23a(struct rtw_adapter *padapter, u8 pslv)
{
u8 rpwm;
u8 rpwm;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
pslv = PS_STATE(pslv);
if (true == pwrpriv->btcoex_rfon)
{
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));
("%s: Already set rpwm[0x%02X], new = 0x%02X!\n",
__func__, pwrpriv->rpwm, pslv));
return;
}
if ((padapter->bSurpriseRemoved == true) ||
(padapter->hw_init_completed == false)) {
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));
("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
__func__, padapter->bSurpriseRemoved,
padapter->hw_init_completed));
pwrpriv->cpwm = PS_STATE_S4;
@ -246,18 +259,22 @@ void rtw_set_rpwm23a(struct rtw_adapter *padapter, u8 pslv)
if (padapter->bDriverStopped == true) {
RT_TRACE(_module_rtl871x_pwrctrl_c_, _drv_err_,
("%s: change power state(0x%02X) when DriverStopped\n", __func__, pslv));
("%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));
("%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_rpwm23a: rpwm = 0x%02x cpwm = 0x%02x\n", rpwm, pwrpriv->cpwm));
("rtw_set_rpwm23a: rpwm = 0x%02x cpwm = 0x%02x\n",
rpwm, pwrpriv->cpwm));
pwrpriv->rpwm = pslv;
@ -265,33 +282,29 @@ void rtw_set_rpwm23a(struct rtw_adapter *padapter, u8 pslv)
pwrpriv->tog += 0x80;
pwrpriv->cpwm = pslv;
}
static u8 PS_RDY_CHECK(struct rtw_adapter * padapter)
{
unsigned long delta_time;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
delta_time = jiffies - 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))
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;
if (true == pwrpriv->bInSuspend)
if (pwrpriv->bInSuspend)
return false;
if ((padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) && (padapter->securitypriv.binstallGrpkey == false))
{
if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X &&
padapter->securitypriv.binstallGrpkey == false) {
DBG_8723A("Group handshake still in progress !!!\n");
return false;
}
@ -301,7 +314,8 @@ static u8 PS_RDY_CHECK(struct rtw_adapter * padapter)
return true;
}
void rtw_set_ps_mode23a(struct rtw_adapter *padapter, u8 ps_mode, u8 smart_ps, u8 bcn_ant_mode)
void rtw_set_ps_mode23a(struct rtw_adapter *padapter, u8 ps_mode,
u8 smart_ps, u8 bcn_ant_mode)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
@ -310,19 +324,18 @@ void rtw_set_ps_mode23a(struct rtw_adapter *padapter, u8 ps_mode, u8 smart_ps, u
__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));
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))
{
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 (ps_mode == PS_MODE_ACTIVE) {
@ -380,7 +393,8 @@ s32 LPS_RF_ON_check23a(struct rtw_adapter *padapter, u32 delay_ms)
if (time_after(jiffies, end_time)) {
err = -1;
DBG_8723A("%s: Wait for FW LPS leave more than %u ms!!!\n", __func__, delay_ms);
DBG_8723A("%s: Wait for FW LPS leave more than %u "
"ms!\n", __func__, delay_ms);
break;
}
udelay(100);
@ -393,7 +407,7 @@ s32 LPS_RF_ON_check23a(struct rtw_adapter *padapter, u32 delay_ms)
/* Enter the leisure power save mode. */
void LPS_Enter23a(struct rtw_adapter *padapter)
{
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
if (!PS_RDY_CHECK(padapter))
return;
@ -403,13 +417,15 @@ void LPS_Enter23a(struct rtw_adapter *padapter)
if (pwrpriv->LpsIdleCount >= 2) { /* 4 Sec */
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) {
pwrpriv->bpower_saving = true;
DBG_8723A("%s smart_ps:%d\n", __func__, pwrpriv->smart_ps);
DBG_8723A("%s smart_ps:%d\n", __func__,
pwrpriv->smart_ps);
/* For Tenda W311R IOT issue */
rtw_set_ps_mode23a(padapter, pwrpriv->power_mgnt, pwrpriv->smart_ps, 0);
rtw_set_ps_mode23a(padapter,
pwrpriv->power_mgnt,
pwrpriv->smart_ps, 0);
}
} else {
} else
pwrpriv->LpsIdleCount++;
}
}
}
@ -419,14 +435,15 @@ void LPS_Leave23a(struct rtw_adapter *padapter)
{
#define LPS_LEAVE_TIMEOUT_MS 100
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv;
if (pwrpriv->bLeisurePs) {
if (pwrpriv->pwr_mode != PS_MODE_ACTIVE) {
rtw_set_ps_mode23a(padapter, PS_MODE_ACTIVE, 0, 0);
if (pwrpriv->pwr_mode == PS_MODE_ACTIVE)
LPS_RF_ON_check23a(padapter, LPS_LEAVE_TIMEOUT_MS);
LPS_RF_ON_check23a(padapter,
LPS_LEAVE_TIMEOUT_MS);
}
}
@ -438,17 +455,11 @@ void LPS_Leave23a(struct rtw_adapter *padapter)
void LeaveAllPowerSaveMode23a(struct rtw_adapter *Adapter)
{
struct mlme_priv *pmlmepriv = &Adapter->mlmepriv;
u8 enqueue = 0;
u8 enqueue = 0;
/* DBG_8723A("%s.....\n", __func__); */
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
{ /* connect */
rtw_lps_ctrl_wk_cmd23a(Adapter, LPS_CTRL_LEAVE, enqueue);
}
}
void rtw_init_pwrctrl_priv23a(struct rtw_adapter *padapter)
@ -471,8 +482,11 @@ void rtw_init_pwrctrl_priv23a(struct rtw_adapter *padapter)
pwrctrlpriv->bkeepfwalive = false;
pwrctrlpriv->LpsIdleCount = 0;
pwrctrlpriv->power_mgnt = padapter->registrypriv.power_mgnt;/* PS_MODE_MIN; */
pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
/* PS_MODE_MIN; */
pwrctrlpriv->power_mgnt = padapter->registrypriv.power_mgnt;
pwrctrlpriv->bLeisurePs =
(PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
pwrctrlpriv->bFwCurrentInPSMode = false;
@ -489,8 +503,6 @@ void rtw_init_pwrctrl_priv23a(struct rtw_adapter *padapter)
setup_timer(&pwrctrlpriv->pwr_state_check_timer,
pwr_state_check_handler, (unsigned long)padapter);
}
void rtw_free_pwrctrl_priv(struct rtw_adapter *adapter)
@ -540,7 +552,8 @@ int _rtw_pwr_wakeup23a(struct rtw_adapter *padapter, u32 ips_deffer_ms, const ch
jiffies_to_msecs(jiffies - start) <= 4000)
msleep(10);
if (rtw_hal_sreset_inprogress(padapter))
DBG_8723A("%s wait sreset_inprogress timeout\n", __func__);
DBG_8723A("%s wait sreset_inprogress timeout\n",
__func__);
else
DBG_8723A("%s wait sreset_inprogress done\n", __func__);
}
@ -558,27 +571,28 @@ int _rtw_pwr_wakeup23a(struct rtw_adapter *padapter, u32 ips_deffer_ms, const ch
}
/* System suspend is not allowed to wakeup */
if ((pwrpriv->bInternalAutoSuspend == false) && (true == pwrpriv->bInSuspend)) {
if (pwrpriv->bInternalAutoSuspend == false &&
pwrpriv->bInSuspend == true) {
ret = _FAIL;
goto exit;
}
/* block??? */
if ((pwrpriv->bInternalAutoSuspend == true) && (padapter->net_closed == true)) {
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 (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
ret = _SUCCESS;
goto exit;
}
if (rf_off == pwrpriv->rf_pwrstate) {
DBG_8723A("%s call ips_leave23a....\n", __func__);
if (_FAIL == ips_leave23a(padapter)) {
if (ips_leave23a(padapter)== _FAIL) {
DBG_8723A("======> ips_leave23a fail.............\n");
ret = _FAIL;
goto exit;
@ -604,29 +618,22 @@ exit:
int rtw_pm_set_lps23a(struct rtw_adapter *padapter, u8 mode)
{
int ret = 0;
int ret = 0;
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
if (mode < PS_MODE_NUM)
{
if (pwrctrlpriv->power_mgnt != mode)
{
if (mode < PS_MODE_NUM) {
if (pwrctrlpriv->power_mgnt != mode) {
if (PS_MODE_ACTIVE == mode)
{
LeaveAllPowerSaveMode23a(padapter);
}
else
{
pwrctrlpriv->LpsIdleCount = 2;
}
pwrctrlpriv->power_mgnt = mode;
pwrctrlpriv->bLeisurePs = (PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt)?true:false;
pwrctrlpriv->bLeisurePs =
(PS_MODE_ACTIVE != pwrctrlpriv->power_mgnt) ?
true:false;
}
}
else
{
} else
ret = -EINVAL;
}
return ret;
}
@ -637,17 +644,17 @@ int rtw_pm_set_ips23a(struct rtw_adapter *padapter, u8 mode)
if (mode == IPS_NORMAL || mode == IPS_LEVEL_2) {
rtw_ips_mode_req(pwrctrlpriv, mode);
DBG_8723A("%s %s\n", __func__, mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2");
DBG_8723A("%s %s\n", __func__,
mode == IPS_NORMAL?"IPS_NORMAL":"IPS_LEVEL_2");
return 0;
}
else if (mode == IPS_NONE) {
} else if (mode == IPS_NONE) {
rtw_ips_mode_req(pwrctrlpriv, mode);
DBG_8723A("%s %s\n", __func__, "IPS_NONE");
if ((padapter->bSurpriseRemoved == 0)&&_FAIL == rtw_pwr_wakeup(padapter))
if (padapter->bSurpriseRemoved == 0 &&
rtw_pwr_wakeup(padapter) == _FAIL)
return -EFAULT;
}
else {
} else
return -EINVAL;
}
return 0;
}