1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
6 ******************************************************************************/
7 #define _RTW_PWRCTRL_C_
10 #include <rtw_debug.h>
12 #include <linux/jiffies.h>
15 void _ips_enter(struct adapter
*padapter
)
17 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
19 pwrpriv
->bips_processing
= true;
21 /* syn ips_mode with request */
22 pwrpriv
->ips_mode
= pwrpriv
->ips_mode_req
;
24 pwrpriv
->ips_enter_cnts
++;
25 DBG_871X("==>ips_enter cnts:%d\n", pwrpriv
->ips_enter_cnts
);
27 if (rf_off
== pwrpriv
->change_rfpwrstate
) {
28 pwrpriv
->bpower_saving
= true;
29 DBG_871X("nolinked power save enter\n");
31 if (pwrpriv
->ips_mode
== IPS_LEVEL_2
)
32 pwrpriv
->bkeepfwalive
= true;
34 rtw_ips_pwr_down(padapter
);
35 pwrpriv
->rf_pwrstate
= rf_off
;
37 pwrpriv
->bips_processing
= false;
41 void ips_enter(struct adapter
*padapter
)
43 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
46 rtw_btcoex_IpsNotify(padapter
, pwrpriv
->ips_mode_req
);
53 int _ips_leave(struct adapter
*padapter
)
55 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
56 int result
= _SUCCESS
;
58 if ((pwrpriv
->rf_pwrstate
== rf_off
) && (!pwrpriv
->bips_processing
)) {
59 pwrpriv
->bips_processing
= true;
60 pwrpriv
->change_rfpwrstate
= rf_on
;
61 pwrpriv
->ips_leave_cnts
++;
62 DBG_871X("==>ips_leave cnts:%d\n", pwrpriv
->ips_leave_cnts
);
64 result
= rtw_ips_pwr_up(padapter
);
65 if (result
== _SUCCESS
) {
66 pwrpriv
->rf_pwrstate
= rf_on
;
68 DBG_871X("nolinked power save leave\n");
70 DBG_871X("==> ips_leave.....LED(0x%08x)...\n", rtw_read32(padapter
, 0x4c));
71 pwrpriv
->bips_processing
= false;
73 pwrpriv
->bkeepfwalive
= false;
74 pwrpriv
->bpower_saving
= false;
80 int ips_leave(struct adapter
*padapter
)
82 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
85 if (!is_primary_adapter(padapter
))
89 ret
= _ips_leave(padapter
);
93 rtw_btcoex_IpsNotify(padapter
, IPS_NONE
);
98 static bool rtw_pwr_unassociated_idle(struct adapter
*adapter
)
100 struct adapter
*buddy
= adapter
->pbuddy_adapter
;
101 struct mlme_priv
*pmlmepriv
= &(adapter
->mlmepriv
);
102 struct xmit_priv
*pxmit_priv
= &adapter
->xmitpriv
;
106 if (adapter_to_pwrctl(adapter
)->bpower_saving
== true) {
107 /* DBG_871X("%s: already in LPS or IPS mode\n", __func__); */
111 if (time_before(jiffies
, adapter_to_pwrctl(adapter
)->ips_deny_time
)) {
112 /* DBG_871X("%s ips_deny_time\n", __func__); */
116 if (check_fwstate(pmlmepriv
, WIFI_ASOC_STATE
|WIFI_SITE_MONITOR
)
117 || check_fwstate(pmlmepriv
, WIFI_UNDER_LINKING
|WIFI_UNDER_WPS
)
118 || check_fwstate(pmlmepriv
, WIFI_AP_STATE
)
119 || check_fwstate(pmlmepriv
, WIFI_ADHOC_MASTER_STATE
|WIFI_ADHOC_STATE
)
123 /* consider buddy, if exist */
125 struct mlme_priv
*b_pmlmepriv
= &(buddy
->mlmepriv
);
127 if (check_fwstate(b_pmlmepriv
, WIFI_ASOC_STATE
|WIFI_SITE_MONITOR
)
128 || check_fwstate(b_pmlmepriv
, WIFI_UNDER_LINKING
|WIFI_UNDER_WPS
)
129 || check_fwstate(b_pmlmepriv
, WIFI_AP_STATE
)
130 || check_fwstate(b_pmlmepriv
, WIFI_ADHOC_MASTER_STATE
|WIFI_ADHOC_STATE
)
135 if (pxmit_priv
->free_xmitbuf_cnt
!= NR_XMITBUFF
||
136 pxmit_priv
->free_xmit_extbuf_cnt
!= NR_XMIT_EXTBUFF
) {
137 DBG_871X_LEVEL(_drv_always_
, "There are some pkts to transmit\n");
138 DBG_871X_LEVEL(_drv_always_
, "free_xmitbuf_cnt: %d, free_xmit_extbuf_cnt: %d\n",
139 pxmit_priv
->free_xmitbuf_cnt
, pxmit_priv
->free_xmit_extbuf_cnt
);
152 *rtw_ps_processor() doesn't handle LPS.
154 void rtw_ps_processor(struct adapter
*padapter
)
156 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
157 struct dvobj_priv
*psdpriv
= padapter
->dvobj
;
158 struct debug_priv
*pdbgpriv
= &psdpriv
->drv_dbg
;
161 down(&adapter_to_pwrctl(padapter
)->lock
);
162 ps_deny
= rtw_ps_deny_get(padapter
);
163 up(&adapter_to_pwrctl(padapter
)->lock
);
165 DBG_871X(FUNC_ADPT_FMT
": ps_deny = 0x%08X, skip power save!\n",
166 FUNC_ADPT_ARG(padapter
), ps_deny
);
170 if (pwrpriv
->bInSuspend
== true) {/* system suspend or autosuspend */
171 pdbgpriv
->dbg_ps_insuspend_cnt
++;
172 DBG_871X("%s, pwrpriv->bInSuspend == true ignore this process\n", __func__
);
176 pwrpriv
->ps_processing
= true;
178 if (pwrpriv
->ips_mode_req
== IPS_NONE
)
181 if (rtw_pwr_unassociated_idle(padapter
) == false)
184 if ((pwrpriv
->rf_pwrstate
== rf_on
) && ((pwrpriv
->pwr_state_check_cnts
%4) == 0)) {
185 DBG_871X("==>%s\n", __func__
);
186 pwrpriv
->change_rfpwrstate
= rf_off
;
192 pwrpriv
->ps_processing
= false;
196 static void pwr_state_check_handler(struct timer_list
*t
)
198 struct pwrctrl_priv
*pwrctrlpriv
=
199 from_timer(pwrctrlpriv
, t
, pwr_state_check_timer
);
200 struct adapter
*padapter
= pwrctrlpriv
->adapter
;
202 rtw_ps_cmd(padapter
);
205 void traffic_check_for_leave_lps(struct adapter
*padapter
, u8 tx
, u32 tx_packets
)
207 static unsigned long start_time
;
209 u8 bLeaveLPS
= false;
210 struct mlme_priv
*pmlmepriv
= &padapter
->mlmepriv
;
214 if (tx
) { /* from tx */
215 xmit_cnt
+= tx_packets
;
218 start_time
= jiffies
;
220 if (jiffies_to_msecs(jiffies
- start_time
) > 2000) { /* 2 sec == watch dog timer */
222 if ((adapter_to_pwrctl(padapter
)->bLeisurePs
)
223 && (adapter_to_pwrctl(padapter
)->pwr_mode
!= PS_MODE_ACTIVE
)
224 && (rtw_btcoex_IsBtControlLps(padapter
) == false)
226 DBG_871X("leave lps via Tx = %d\n", xmit_cnt
);
231 start_time
= jiffies
;
235 } else { /* from rx path */
236 if (pmlmepriv
->LinkDetectInfo
.NumRxUnicastOkInPeriod
> 4/*2*/) {
237 if ((adapter_to_pwrctl(padapter
)->bLeisurePs
)
238 && (adapter_to_pwrctl(padapter
)->pwr_mode
!= PS_MODE_ACTIVE
)
239 && (rtw_btcoex_IsBtControlLps(padapter
) == false)
241 DBG_871X("leave lps via Rx = %d\n", pmlmepriv
->LinkDetectInfo
.NumRxUnicastOkInPeriod
);
248 /* DBG_871X("leave lps via %s, Tx = %d, Rx = %d\n", tx?"Tx":"Rx", pmlmepriv->LinkDetectInfo.NumTxOkInPeriod, pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod); */
249 /* rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_LEAVE, 1); */
250 rtw_lps_ctrl_wk_cmd(padapter
, LPS_CTRL_LEAVE
, tx
?0:1);
255 *This function MUST be called under power lock protect
259 *pslv power state level, only could be PS_STATE_S0 ~ PS_STATE_S4
262 void rtw_set_rpwm(struct adapter
*padapter
, u8 pslv
)
265 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
268 pslv
= PS_STATE(pslv
);
270 if (pwrpriv
->brpwmtimeout
== true) {
271 DBG_871X("%s: RPWM timeout, force to set RPWM(0x%02X) again!\n", __func__
, pslv
);
273 if ((pwrpriv
->rpwm
== pslv
)
274 || ((pwrpriv
->rpwm
>= PS_STATE_S2
) && (pslv
>= PS_STATE_S2
))) {
275 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_err_
,
276 ("%s: Already set rpwm[0x%02X], new = 0x%02X!\n", __func__
, pwrpriv
->rpwm
, pslv
));
281 if ((padapter
->bSurpriseRemoved
== true) ||
282 (padapter
->hw_init_completed
== false)) {
283 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_err_
,
284 ("%s: SurpriseRemoved(%d) hw_init_completed(%d)\n",
285 __func__
, padapter
->bSurpriseRemoved
, padapter
->hw_init_completed
));
287 pwrpriv
->cpwm
= PS_STATE_S4
;
292 if (padapter
->bDriverStopped
== true) {
293 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_err_
,
294 ("%s: change power state(0x%02X) when DriverStopped\n", __func__
, pslv
));
296 if (pslv
< PS_STATE_S2
) {
297 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_err_
,
298 ("%s: Reject to enter PS_STATE(0x%02X) lower than S2 when DriverStopped!!\n", __func__
, pslv
));
303 rpwm
= pslv
| pwrpriv
->tog
;
304 /* only when from PS_STATE S0/S1 to S2 and higher needs ACK */
305 if ((pwrpriv
->cpwm
< PS_STATE_S2
) && (pslv
>= PS_STATE_S2
))
307 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
308 ("rtw_set_rpwm: rpwm = 0x%02x cpwm = 0x%02x\n", rpwm
, pwrpriv
->cpwm
));
310 pwrpriv
->rpwm
= pslv
;
314 rtw_hal_get_hwreg(padapter
, HW_VAR_CPWM
, &cpwm_orig
);
317 _set_timer(&pwrpriv
->pwr_rpwm_timer
, LPS_RPWM_WAIT_MS
);
318 rtw_hal_set_hwreg(padapter
, HW_VAR_SET_RPWM
, (u8
*)(&rpwm
));
320 pwrpriv
->tog
+= 0x80;
322 /* No LPS 32K, No Ack */
324 unsigned long start_time
;
328 start_time
= jiffies
;
334 rtw_hal_get_hwreg(padapter
, HW_VAR_CPWM
, &cpwm_now
);
335 if ((cpwm_orig
^ cpwm_now
) & 0x80) {
336 pwrpriv
->cpwm
= PS_STATE_S4
;
337 pwrpriv
->cpwm_tog
= cpwm_now
& PS_TOGGLE
;
341 if (jiffies_to_msecs(jiffies
- start_time
) > LPS_RPWM_WAIT_MS
) {
342 DBG_871X("%s: polling cpwm timeout! poll_cnt =%d, cpwm_orig =%02x, cpwm_now =%02x\n", __func__
, poll_cnt
, cpwm_orig
, cpwm_now
);
343 _set_timer(&pwrpriv
->pwr_rpwm_timer
, 1);
348 pwrpriv
->cpwm
= pslv
;
351 static u8
PS_RDY_CHECK(struct adapter
*padapter
)
353 unsigned long curr_time
, delta_time
;
354 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
355 struct mlme_priv
*pmlmepriv
= &(padapter
->mlmepriv
);
357 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
358 if (true == pwrpriv
->bInSuspend
&& pwrpriv
->wowlan_mode
)
360 else if (true == pwrpriv
->bInSuspend
&& pwrpriv
->wowlan_ap_mode
)
362 else if (true == pwrpriv
->bInSuspend
)
365 if (true == pwrpriv
->bInSuspend
)
371 delta_time
= curr_time
- pwrpriv
->DelayLPSLastTimeStamp
;
373 if (delta_time
< LPS_DELAY_TIME
)
376 if (check_fwstate(pmlmepriv
, WIFI_SITE_MONITOR
)
377 || check_fwstate(pmlmepriv
, WIFI_UNDER_LINKING
|WIFI_UNDER_WPS
)
378 || check_fwstate(pmlmepriv
, WIFI_AP_STATE
)
379 || check_fwstate(pmlmepriv
, WIFI_ADHOC_MASTER_STATE
|WIFI_ADHOC_STATE
)
380 || rtw_is_scan_deny(padapter
)
384 if ((padapter
->securitypriv
.dot11AuthAlgrthm
== dot11AuthAlgrthm_8021X
) && (padapter
->securitypriv
.binstallGrpkey
== false)) {
385 DBG_871X("Group handshake still in progress !!!\n");
389 if (!rtw_cfg80211_pwr_mgmt(padapter
))
395 void rtw_set_ps_mode(struct adapter
*padapter
, u8 ps_mode
, u8 smart_ps
, u8 bcn_ant_mode
, const char *msg
)
397 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
398 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
399 struct debug_priv
*pdbgpriv
= &padapter
->dvobj
->drv_dbg
;
402 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
403 ("%s: PowerMode =%d Smart_PS =%d\n",
404 __func__
, ps_mode
, smart_ps
));
406 if (ps_mode
> PM_Card_Disable
) {
407 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_err_
, ("ps_mode:%d error\n", ps_mode
));
411 if (pwrpriv
->pwr_mode
== ps_mode
)
412 if (PS_MODE_ACTIVE
== ps_mode
)
416 down(&pwrpriv
->lock
);
418 /* if (pwrpriv->pwr_mode == PS_MODE_ACTIVE) */
419 if (ps_mode
== PS_MODE_ACTIVE
) {
421 && (((rtw_btcoex_IsBtControlLps(padapter
) == false)
423 || ((rtw_btcoex_IsBtControlLps(padapter
) == true)
424 && (rtw_btcoex_IsLpsOn(padapter
) == false))
427 DBG_871X(FUNC_ADPT_FMT
" Leave 802.11 power save - %s\n",
428 FUNC_ADPT_ARG(padapter
), msg
);
430 pwrpriv
->pwr_mode
= ps_mode
;
431 rtw_set_rpwm(padapter
, PS_STATE_S4
);
433 #if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
434 if (pwrpriv
->wowlan_mode
== true ||
435 pwrpriv
->wowlan_ap_mode
== true) {
436 unsigned long start_time
;
440 start_time
= jiffies
;
442 rtw_hal_get_hwreg(padapter
, HW_VAR_SYS_CLKR
, &val8
);
443 if (!(val8
& BIT(4))) { /* 0x08 bit4 = 1 --> in 32k, bit4 = 0 --> leave 32k */
444 pwrpriv
->cpwm
= PS_STATE_S4
;
447 if (jiffies_to_msecs(jiffies
- start_time
) > delay_ms
) {
448 DBG_871X("%s: Wait for FW 32K leave more than %u ms!!!\n",
450 pdbgpriv
->dbg_wow_leave_ps_fail_cnt
++;
457 rtw_hal_set_hwreg(padapter
, HW_VAR_H2C_FW_PWRMODE
, (u8
*)(&ps_mode
));
458 pwrpriv
->bFwCurrentInPSMode
= false;
460 rtw_btcoex_LpsNotify(padapter
, ps_mode
);
463 if ((PS_RDY_CHECK(padapter
) && check_fwstate(&padapter
->mlmepriv
, WIFI_ASOC_STATE
))
464 || ((rtw_btcoex_IsBtControlLps(padapter
) == true)
465 && (rtw_btcoex_IsLpsOn(padapter
) == true))
469 DBG_871X(FUNC_ADPT_FMT
" Enter 802.11 power save - %s\n",
470 FUNC_ADPT_ARG(padapter
), msg
);
472 rtw_btcoex_LpsNotify(padapter
, ps_mode
);
474 pwrpriv
->bFwCurrentInPSMode
= true;
475 pwrpriv
->pwr_mode
= ps_mode
;
476 pwrpriv
->smart_ps
= smart_ps
;
477 pwrpriv
->bcn_ant_mode
= bcn_ant_mode
;
478 rtw_hal_set_hwreg(padapter
, HW_VAR_H2C_FW_PWRMODE
, (u8
*)(&ps_mode
));
481 if (pwrpriv
->alives
== 0)
484 if ((rtw_btcoex_IsBtDisabled(padapter
) == false)
485 && (rtw_btcoex_IsBtControlLps(padapter
) == true)) {
488 val8
= rtw_btcoex_LpsVal(padapter
);
493 rtw_set_rpwm(padapter
, pslv
);
506 s32
LPS_RF_ON_check(struct adapter
*padapter
, u32 delay_ms
)
508 unsigned long start_time
;
513 start_time
= jiffies
;
515 rtw_hal_get_hwreg(padapter
, HW_VAR_FWLPS_RF_ON
, &bAwake
);
519 if (true == padapter
->bSurpriseRemoved
) {
521 DBG_871X("%s: device surprise removed!!\n", __func__
);
525 if (jiffies_to_msecs(jiffies
- start_time
) > delay_ms
) {
527 DBG_871X("%s: Wait for FW LPS leave more than %u ms!!!\n", __func__
, delay_ms
);
538 /* Enter the leisure power save mode. */
540 void LPS_Enter(struct adapter
*padapter
, const char *msg
)
542 struct dvobj_priv
*dvobj
= adapter_to_dvobj(padapter
);
543 struct pwrctrl_priv
*pwrpriv
= dvobj_to_pwrctl(dvobj
);
544 int n_assoc_iface
= 0;
547 if (rtw_btcoex_IsBtControlLps(padapter
) == true)
550 /* Skip lps enter request if number of assocated adapters is not 1 */
551 if (check_fwstate(&(dvobj
->padapters
->mlmepriv
), WIFI_ASOC_STATE
))
553 if (n_assoc_iface
!= 1)
556 /* Skip lps enter request for adapter not port0 */
557 if (get_iface_type(padapter
) != IFACE_PORT0
)
560 if (PS_RDY_CHECK(dvobj
->padapters
) == false)
563 if (pwrpriv
->bLeisurePs
) {
564 /* Idle for a while if we connect to AP a while ago. */
565 if (pwrpriv
->LpsIdleCount
>= 2) { /* 4 Sec */
566 if (pwrpriv
->pwr_mode
== PS_MODE_ACTIVE
) {
567 sprintf(buf
, "WIFI-%s", msg
);
568 pwrpriv
->bpower_saving
= true;
569 rtw_set_ps_mode(padapter
, pwrpriv
->power_mgnt
, padapter
->registrypriv
.smart_ps
, 0, buf
);
572 pwrpriv
->LpsIdleCount
++;
575 /* DBG_871X("-LeisurePSEnter\n"); */
580 /* Leave the leisure power save mode. */
582 void LPS_Leave(struct adapter
*padapter
, const char *msg
)
584 #define LPS_LEAVE_TIMEOUT_MS 100
586 struct dvobj_priv
*dvobj
= adapter_to_dvobj(padapter
);
587 struct pwrctrl_priv
*pwrpriv
= dvobj_to_pwrctl(dvobj
);
590 /* DBG_871X("+LeisurePSLeave\n"); */
592 if (rtw_btcoex_IsBtControlLps(padapter
) == true)
595 if (pwrpriv
->bLeisurePs
) {
596 if (pwrpriv
->pwr_mode
!= PS_MODE_ACTIVE
) {
597 sprintf(buf
, "WIFI-%s", msg
);
598 rtw_set_ps_mode(padapter
, PS_MODE_ACTIVE
, 0, 0, buf
);
600 if (pwrpriv
->pwr_mode
== PS_MODE_ACTIVE
)
601 LPS_RF_ON_check(padapter
, LPS_LEAVE_TIMEOUT_MS
);
605 pwrpriv
->bpower_saving
= false;
606 /* DBG_871X("-LeisurePSLeave\n"); */
610 void LeaveAllPowerSaveModeDirect(struct adapter
*Adapter
)
612 struct adapter
*pri_padapter
= GET_PRIMARY_ADAPTER(Adapter
);
613 struct mlme_priv
*pmlmepriv
= &(Adapter
->mlmepriv
);
614 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(Adapter
);
616 DBG_871X("%s.....\n", __func__
);
618 if (true == Adapter
->bSurpriseRemoved
) {
619 DBG_871X(FUNC_ADPT_FMT
": bSurpriseRemoved =%d Skip!\n",
620 FUNC_ADPT_ARG(Adapter
), Adapter
->bSurpriseRemoved
);
624 if ((check_fwstate(pmlmepriv
, _FW_LINKED
) == true)) { /* connect */
626 if (pwrpriv
->pwr_mode
== PS_MODE_ACTIVE
) {
627 DBG_871X("%s: Driver Already Leave LPS\n", __func__
);
631 down(&pwrpriv
->lock
);
633 rtw_set_rpwm(Adapter
, PS_STATE_S4
);
637 rtw_lps_ctrl_wk_cmd(pri_padapter
, LPS_CTRL_LEAVE
, 0);
639 if (pwrpriv
->rf_pwrstate
== rf_off
)
640 if (false == ips_leave(pri_padapter
))
641 DBG_871X("======> ips_leave fail.............\n");
646 /* Description: Leave all power save mode: LPS, FwLPS, IPS if needed. */
647 /* Move code to function by tynli. 2010.03.26. */
649 void LeaveAllPowerSaveMode(struct adapter
*Adapter
)
651 struct dvobj_priv
*dvobj
= adapter_to_dvobj(Adapter
);
653 int n_assoc_iface
= 0;
656 DBG_871X(FUNC_ADPT_FMT
": bup =%d Skip!\n",
657 FUNC_ADPT_ARG(Adapter
), Adapter
->bup
);
661 if (Adapter
->bSurpriseRemoved
) {
662 DBG_871X(FUNC_ADPT_FMT
": bSurpriseRemoved =%d Skip!\n",
663 FUNC_ADPT_ARG(Adapter
), Adapter
->bSurpriseRemoved
);
667 if (check_fwstate(&(dvobj
->padapters
->mlmepriv
), WIFI_ASOC_STATE
))
670 if (n_assoc_iface
) { /* connect */
673 rtw_lps_ctrl_wk_cmd(Adapter
, LPS_CTRL_LEAVE
, enqueue
);
675 LPS_Leave_check(Adapter
);
677 if (adapter_to_pwrctl(Adapter
)->rf_pwrstate
== rf_off
) {
678 if (false == ips_leave(Adapter
))
679 DBG_871X("======> ips_leave fail.............\n");
684 void LPS_Leave_check(
685 struct adapter
*padapter
)
687 struct pwrctrl_priv
*pwrpriv
;
688 unsigned long start_time
;
691 pwrpriv
= adapter_to_pwrctl(padapter
);
694 start_time
= jiffies
;
699 down(&pwrpriv
->lock
);
701 if ((padapter
->bSurpriseRemoved
== true)
702 || (padapter
->hw_init_completed
== false)
703 || (pwrpriv
->pwr_mode
== PS_MODE_ACTIVE
)
712 if (jiffies_to_msecs(jiffies
- start_time
) > 100) {
713 DBG_871X("Wait for cpwm event than 100 ms!!!\n");
721 * Caller:ISR handler...
723 * This will be called when CPWM interrupt is up.
725 * using to update cpwn of drv; and drv willl make a decision to up or down pwr level
728 struct adapter
*padapter
,
729 struct reportpwrstate_parm
*preportpwrstate
)
731 struct pwrctrl_priv
*pwrpriv
;
733 pwrpriv
= adapter_to_pwrctl(padapter
);
735 down(&pwrpriv
->lock
);
737 if (pwrpriv
->rpwm
< PS_STATE_S2
) {
738 DBG_871X("%s: Redundant CPWM Int. RPWM = 0x%02X CPWM = 0x%02x\n", __func__
, pwrpriv
->rpwm
, pwrpriv
->cpwm
);
743 pwrpriv
->cpwm
= PS_STATE(preportpwrstate
->state
);
744 pwrpriv
->cpwm_tog
= preportpwrstate
->state
& PS_TOGGLE
;
746 if (pwrpriv
->cpwm
>= PS_STATE_S2
) {
747 if (pwrpriv
->alives
& CMD_ALIVE
)
748 up(&padapter
->cmdpriv
.cmd_queue_sema
);
750 if (pwrpriv
->alives
& XMIT_ALIVE
)
751 up(&padapter
->xmitpriv
.xmit_sema
);
757 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
758 ("cpwm_int_hdl: cpwm = 0x%02x\n", pwrpriv
->cpwm
));
761 static void cpwm_event_callback(struct work_struct
*work
)
763 struct pwrctrl_priv
*pwrpriv
= container_of(work
, struct pwrctrl_priv
, cpwm_event
);
764 struct dvobj_priv
*dvobj
= pwrctl_to_dvobj(pwrpriv
);
765 struct adapter
*adapter
= dvobj
->if1
;
766 struct reportpwrstate_parm report
;
768 /* DBG_871X("%s\n", __func__); */
770 report
.state
= PS_STATE_S2
;
771 cpwm_int_hdl(adapter
, &report
);
774 static void rpwmtimeout_workitem_callback(struct work_struct
*work
)
776 struct adapter
*padapter
;
777 struct dvobj_priv
*dvobj
;
778 struct pwrctrl_priv
*pwrpriv
;
781 pwrpriv
= container_of(work
, struct pwrctrl_priv
, rpwmtimeoutwi
);
782 dvobj
= pwrctl_to_dvobj(pwrpriv
);
783 padapter
= dvobj
->if1
;
784 /* DBG_871X("+%s: rpwm = 0x%02X cpwm = 0x%02X\n", __func__, pwrpriv->rpwm, pwrpriv->cpwm); */
786 down(&pwrpriv
->lock
);
787 if ((pwrpriv
->rpwm
== pwrpriv
->cpwm
) || (pwrpriv
->cpwm
>= PS_STATE_S2
)) {
788 DBG_871X("%s: rpwm = 0x%02X cpwm = 0x%02X CPWM done!\n", __func__
, pwrpriv
->rpwm
, pwrpriv
->cpwm
);
793 if (rtw_read8(padapter
, 0x100) != 0xEA) {
794 struct reportpwrstate_parm report
;
796 report
.state
= PS_STATE_S2
;
797 DBG_871X("\n%s: FW already leave 32K!\n\n", __func__
);
798 cpwm_int_hdl(padapter
, &report
);
803 down(&pwrpriv
->lock
);
805 if ((pwrpriv
->rpwm
== pwrpriv
->cpwm
) || (pwrpriv
->cpwm
>= PS_STATE_S2
)) {
806 DBG_871X("%s: cpwm =%d, nothing to do!\n", __func__
, pwrpriv
->cpwm
);
809 pwrpriv
->brpwmtimeout
= true;
810 rtw_set_rpwm(padapter
, pwrpriv
->rpwm
);
811 pwrpriv
->brpwmtimeout
= false;
818 * This function is a timer handler, can't do any IO in it.
820 static void pwr_rpwm_timeout_handler(struct timer_list
*t
)
822 struct pwrctrl_priv
*pwrpriv
= from_timer(pwrpriv
, t
, pwr_rpwm_timer
);
824 DBG_871X("+%s: rpwm = 0x%02X cpwm = 0x%02X\n", __func__
, pwrpriv
->rpwm
, pwrpriv
->cpwm
);
826 if ((pwrpriv
->rpwm
== pwrpriv
->cpwm
) || (pwrpriv
->cpwm
>= PS_STATE_S2
)) {
827 DBG_871X("+%s: cpwm =%d, nothing to do!\n", __func__
, pwrpriv
->cpwm
);
831 _set_workitem(&pwrpriv
->rpwmtimeoutwi
);
834 static __inline
void register_task_alive(struct pwrctrl_priv
*pwrctrl
, u32 tag
)
836 pwrctrl
->alives
|= tag
;
839 static __inline
void unregister_task_alive(struct pwrctrl_priv
*pwrctrl
, u32 tag
)
841 pwrctrl
->alives
&= ~tag
;
847 *Check if the fw_pwrstate is okay for I/O.
848 *If not (cpwm is less than S2), then the sub-routine
849 *will raise the cpwm to be greater than or equal to S2.
851 *Calling Context: Passive
854 * 1. this function will request pwrctrl->lock
857 *_SUCCESS hardware is ready for I/O
858 *_FAIL can't I/O right now
860 s32
rtw_register_task_alive(struct adapter
*padapter
, u32 task
)
863 struct pwrctrl_priv
*pwrctrl
;
867 pwrctrl
= adapter_to_pwrctl(padapter
);
870 down(&pwrctrl
->lock
);
872 register_task_alive(pwrctrl
, task
);
874 if (pwrctrl
->bFwCurrentInPSMode
== true) {
875 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
876 ("%s: task = 0x%x cpwm = 0x%02x alives = 0x%08x\n",
877 __func__
, task
, pwrctrl
->cpwm
, pwrctrl
->alives
));
879 if (pwrctrl
->cpwm
< pslv
) {
880 if (pwrctrl
->cpwm
< PS_STATE_S2
)
882 if (pwrctrl
->rpwm
< pslv
)
883 rtw_set_rpwm(padapter
, pslv
);
890 if (pwrctrl
->cpwm
>= PS_STATE_S2
)
898 *If task is done, call this func. to power down firmware again.
901 * 1. this function will request pwrctrl->lock
906 void rtw_unregister_task_alive(struct adapter
*padapter
, u32 task
)
908 struct pwrctrl_priv
*pwrctrl
;
911 pwrctrl
= adapter_to_pwrctl(padapter
);
914 if ((rtw_btcoex_IsBtDisabled(padapter
) == false)
915 && (rtw_btcoex_IsBtControlLps(padapter
) == true)) {
918 val8
= rtw_btcoex_LpsVal(padapter
);
923 down(&pwrctrl
->lock
);
925 unregister_task_alive(pwrctrl
, task
);
927 if ((pwrctrl
->pwr_mode
!= PS_MODE_ACTIVE
)
928 && (pwrctrl
->bFwCurrentInPSMode
== true)) {
929 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
930 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
931 __func__
, pwrctrl
->cpwm
, pwrctrl
->alives
));
933 if (pwrctrl
->cpwm
> pslv
)
934 if ((pslv
>= PS_STATE_S2
) || (pwrctrl
->alives
== 0))
935 rtw_set_rpwm(padapter
, pslv
);
943 * Caller: rtw_xmit_thread
945 * Check if the fw_pwrstate is okay for xmit.
946 * If not (cpwm is less than S3), then the sub-routine
947 * will raise the cpwm to be greater than or equal to S3.
949 * Calling Context: Passive
952 * _SUCCESS rtw_xmit_thread can write fifo/txcmd afterwards.
953 * _FAIL rtw_xmit_thread can not do anything.
955 s32
rtw_register_tx_alive(struct adapter
*padapter
)
958 struct pwrctrl_priv
*pwrctrl
;
962 pwrctrl
= adapter_to_pwrctl(padapter
);
965 down(&pwrctrl
->lock
);
967 register_task_alive(pwrctrl
, XMIT_ALIVE
);
969 if (pwrctrl
->bFwCurrentInPSMode
== true) {
970 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
971 ("rtw_register_tx_alive: cpwm = 0x%02x alives = 0x%08x\n",
972 pwrctrl
->cpwm
, pwrctrl
->alives
));
974 if (pwrctrl
->cpwm
< pslv
) {
975 if (pwrctrl
->cpwm
< PS_STATE_S2
)
977 if (pwrctrl
->rpwm
< pslv
)
978 rtw_set_rpwm(padapter
, pslv
);
985 if (pwrctrl
->cpwm
>= PS_STATE_S2
)
992 * Caller: rtw_cmd_thread
994 * Check if the fw_pwrstate is okay for issuing cmd.
995 * If not (cpwm should be is less than S2), then the sub-routine
996 * will raise the cpwm to be greater than or equal to S2.
998 * Calling Context: Passive
1001 *_SUCCESS rtw_cmd_thread can issue cmds to firmware afterwards.
1002 *_FAIL rtw_cmd_thread can not do anything.
1004 s32
rtw_register_cmd_alive(struct adapter
*padapter
)
1007 struct pwrctrl_priv
*pwrctrl
;
1011 pwrctrl
= adapter_to_pwrctl(padapter
);
1014 down(&pwrctrl
->lock
);
1016 register_task_alive(pwrctrl
, CMD_ALIVE
);
1018 if (pwrctrl
->bFwCurrentInPSMode
== true) {
1019 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_info_
,
1020 ("rtw_register_cmd_alive: cpwm = 0x%02x alives = 0x%08x\n",
1021 pwrctrl
->cpwm
, pwrctrl
->alives
));
1023 if (pwrctrl
->cpwm
< pslv
) {
1024 if (pwrctrl
->cpwm
< PS_STATE_S2
)
1026 if (pwrctrl
->rpwm
< pslv
)
1027 rtw_set_rpwm(padapter
, pslv
);
1034 if (pwrctrl
->cpwm
>= PS_STATE_S2
)
1044 * No more pkts for TX,
1045 * Then driver shall call this fun. to power down firmware again.
1047 void rtw_unregister_tx_alive(struct adapter
*padapter
)
1049 struct pwrctrl_priv
*pwrctrl
;
1052 pwrctrl
= adapter_to_pwrctl(padapter
);
1055 if ((rtw_btcoex_IsBtDisabled(padapter
) == false)
1056 && (rtw_btcoex_IsBtControlLps(padapter
) == true)) {
1059 val8
= rtw_btcoex_LpsVal(padapter
);
1064 down(&pwrctrl
->lock
);
1066 unregister_task_alive(pwrctrl
, XMIT_ALIVE
);
1068 if ((pwrctrl
->pwr_mode
!= PS_MODE_ACTIVE
)
1069 && (pwrctrl
->bFwCurrentInPSMode
== true)) {
1070 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_notice_
,
1071 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
1072 __func__
, pwrctrl
->cpwm
, pwrctrl
->alives
));
1074 if (pwrctrl
->cpwm
> pslv
)
1075 if ((pslv
>= PS_STATE_S2
) || (pwrctrl
->alives
== 0))
1076 rtw_set_rpwm(padapter
, pslv
);
1085 * If all commands have been done,
1086 * and no more command to do,
1087 * then driver shall call this fun. to power down firmware again.
1089 void rtw_unregister_cmd_alive(struct adapter
*padapter
)
1091 struct pwrctrl_priv
*pwrctrl
;
1094 pwrctrl
= adapter_to_pwrctl(padapter
);
1097 if ((rtw_btcoex_IsBtDisabled(padapter
) == false)
1098 && (rtw_btcoex_IsBtControlLps(padapter
) == true)) {
1101 val8
= rtw_btcoex_LpsVal(padapter
);
1106 down(&pwrctrl
->lock
);
1108 unregister_task_alive(pwrctrl
, CMD_ALIVE
);
1110 if ((pwrctrl
->pwr_mode
!= PS_MODE_ACTIVE
)
1111 && (pwrctrl
->bFwCurrentInPSMode
== true)) {
1112 RT_TRACE(_module_rtl871x_pwrctrl_c_
, _drv_info_
,
1113 ("%s: cpwm = 0x%02x alives = 0x%08x\n",
1114 __func__
, pwrctrl
->cpwm
, pwrctrl
->alives
));
1116 if (pwrctrl
->cpwm
> pslv
) {
1117 if ((pslv
>= PS_STATE_S2
) || (pwrctrl
->alives
== 0))
1118 rtw_set_rpwm(padapter
, pslv
);
1125 void rtw_init_pwrctrl_priv(struct adapter
*padapter
)
1127 struct pwrctrl_priv
*pwrctrlpriv
= adapter_to_pwrctl(padapter
);
1129 sema_init(&pwrctrlpriv
->lock
, 1);
1130 sema_init(&pwrctrlpriv
->check_32k_lock
, 1);
1131 pwrctrlpriv
->rf_pwrstate
= rf_on
;
1132 pwrctrlpriv
->ips_enter_cnts
= 0;
1133 pwrctrlpriv
->ips_leave_cnts
= 0;
1134 pwrctrlpriv
->bips_processing
= false;
1136 pwrctrlpriv
->ips_mode
= padapter
->registrypriv
.ips_mode
;
1137 pwrctrlpriv
->ips_mode_req
= padapter
->registrypriv
.ips_mode
;
1139 pwrctrlpriv
->pwr_state_check_interval
= RTW_PWR_STATE_CHK_INTERVAL
;
1140 pwrctrlpriv
->pwr_state_check_cnts
= 0;
1141 pwrctrlpriv
->bInternalAutoSuspend
= false;
1142 pwrctrlpriv
->bInSuspend
= false;
1143 pwrctrlpriv
->bkeepfwalive
= false;
1145 pwrctrlpriv
->LpsIdleCount
= 0;
1146 pwrctrlpriv
->power_mgnt
= padapter
->registrypriv
.power_mgnt
;/* PS_MODE_MIN; */
1147 pwrctrlpriv
->bLeisurePs
= pwrctrlpriv
->power_mgnt
!= PS_MODE_ACTIVE
;
1149 pwrctrlpriv
->bFwCurrentInPSMode
= false;
1151 pwrctrlpriv
->rpwm
= 0;
1152 pwrctrlpriv
->cpwm
= PS_STATE_S4
;
1154 pwrctrlpriv
->pwr_mode
= PS_MODE_ACTIVE
;
1155 pwrctrlpriv
->smart_ps
= padapter
->registrypriv
.smart_ps
;
1156 pwrctrlpriv
->bcn_ant_mode
= 0;
1157 pwrctrlpriv
->dtim
= 0;
1159 pwrctrlpriv
->tog
= 0x80;
1161 rtw_hal_set_hwreg(padapter
, HW_VAR_SET_RPWM
, (u8
*)(&pwrctrlpriv
->rpwm
));
1163 _init_workitem(&pwrctrlpriv
->cpwm_event
, cpwm_event_callback
, NULL
);
1165 pwrctrlpriv
->brpwmtimeout
= false;
1166 pwrctrlpriv
->adapter
= padapter
;
1167 _init_workitem(&pwrctrlpriv
->rpwmtimeoutwi
, rpwmtimeout_workitem_callback
, NULL
);
1168 timer_setup(&pwrctrlpriv
->pwr_rpwm_timer
, pwr_rpwm_timeout_handler
, 0);
1169 timer_setup(&pwrctrlpriv
->pwr_state_check_timer
,
1170 pwr_state_check_handler
, 0);
1172 pwrctrlpriv
->wowlan_mode
= false;
1173 pwrctrlpriv
->wowlan_ap_mode
= false;
1175 #ifdef CONFIG_PNO_SUPPORT
1176 pwrctrlpriv
->pno_inited
= false;
1177 pwrctrlpriv
->pnlo_info
= NULL
;
1178 pwrctrlpriv
->pscan_info
= NULL
;
1179 pwrctrlpriv
->pno_ssid_list
= NULL
;
1180 pwrctrlpriv
->pno_in_resume
= true;
1185 void rtw_free_pwrctrl_priv(struct adapter
*adapter
)
1187 #ifdef CONFIG_PNO_SUPPORT
1188 if (pwrctrlpriv
->pnlo_info
!= NULL
)
1189 printk("****** pnlo_info memory leak********\n");
1191 if (pwrctrlpriv
->pscan_info
!= NULL
)
1192 printk("****** pscan_info memory leak********\n");
1194 if (pwrctrlpriv
->pno_ssid_list
!= NULL
)
1195 printk("****** pno_ssid_list memory leak********\n");
1199 inline void rtw_set_ips_deny(struct adapter
*padapter
, u32 ms
)
1201 struct pwrctrl_priv
*pwrpriv
= adapter_to_pwrctl(padapter
);
1202 pwrpriv
->ips_deny_time
= jiffies
+ msecs_to_jiffies(ms
);
1206 * rtw_pwr_wakeup - Wake the NIC up from: 1)IPS. 2)USB autosuspend
1207 * @adapter: pointer to struct adapter structure
1208 * @ips_deffer_ms: the ms wiil prevent from falling into IPS after wakeup
1209 * Return _SUCCESS or _FAIL
1212 int _rtw_pwr_wakeup(struct adapter
*padapter
, u32 ips_deffer_ms
, const char *caller
)
1214 struct dvobj_priv
*dvobj
= adapter_to_dvobj(padapter
);
1215 struct pwrctrl_priv
*pwrpriv
= dvobj_to_pwrctl(dvobj
);
1216 struct mlme_priv
*pmlmepriv
;
1218 unsigned long start
= jiffies
;
1219 unsigned long deny_time
= jiffies
+ msecs_to_jiffies(ips_deffer_ms
);
1222 LeaveAllPowerSaveMode(padapter
);
1224 /* IPS still bound with primary adapter */
1225 padapter
= GET_PRIMARY_ADAPTER(padapter
);
1226 pmlmepriv
= &padapter
->mlmepriv
;
1228 if (time_before(pwrpriv
->ips_deny_time
, deny_time
))
1229 pwrpriv
->ips_deny_time
= deny_time
;
1232 if (pwrpriv
->ps_processing
) {
1233 DBG_871X("%s wait ps_processing...\n", __func__
);
1234 while (pwrpriv
->ps_processing
&& jiffies_to_msecs(jiffies
- start
) <= 3000)
1236 if (pwrpriv
->ps_processing
)
1237 DBG_871X("%s wait ps_processing timeout\n", __func__
);
1239 DBG_871X("%s wait ps_processing done\n", __func__
);
1242 if (pwrpriv
->bInternalAutoSuspend
== false && pwrpriv
->bInSuspend
) {
1243 DBG_871X("%s wait bInSuspend...\n", __func__
);
1244 while (pwrpriv
->bInSuspend
1245 && jiffies_to_msecs(jiffies
- start
) <= 3000
1249 if (pwrpriv
->bInSuspend
)
1250 DBG_871X("%s wait bInSuspend timeout\n", __func__
);
1252 DBG_871X("%s wait bInSuspend done\n", __func__
);
1255 /* System suspend is not allowed to wakeup */
1256 if ((pwrpriv
->bInternalAutoSuspend
== false) && (true == pwrpriv
->bInSuspend
)) {
1262 if ((pwrpriv
->bInternalAutoSuspend
== true) && (padapter
->net_closed
== true)) {
1267 /* I think this should be check in IPS, LPS, autosuspend functions... */
1268 if (check_fwstate(pmlmepriv
, _FW_LINKED
) == true) {
1273 if (rf_off
== pwrpriv
->rf_pwrstate
) {
1275 DBG_8192C("%s call ips_leave....\n", __func__
);
1276 if (_FAIL
== ips_leave(padapter
)) {
1277 DBG_8192C("======> ips_leave fail.............\n");
1284 /* TODO: the following checking need to be merged... */
1285 if (padapter
->bDriverStopped
1287 || !padapter
->hw_init_completed
1289 DBG_8192C("%s: bDriverStopped =%d, bup =%d, hw_init_completed =%u\n"
1291 , padapter
->bDriverStopped
1293 , padapter
->hw_init_completed
);
1299 deny_time
= jiffies
+ msecs_to_jiffies(ips_deffer_ms
);
1300 if (time_before(pwrpriv
->ips_deny_time
, deny_time
))
1301 pwrpriv
->ips_deny_time
= deny_time
;
1306 int rtw_pm_set_lps(struct adapter
*padapter
, u8 mode
)
1309 struct pwrctrl_priv
*pwrctrlpriv
= adapter_to_pwrctl(padapter
);
1311 if (mode
< PS_MODE_NUM
) {
1312 if (pwrctrlpriv
->power_mgnt
!= mode
) {
1313 if (PS_MODE_ACTIVE
== mode
)
1314 LeaveAllPowerSaveMode(padapter
);
1316 pwrctrlpriv
->LpsIdleCount
= 2;
1318 pwrctrlpriv
->power_mgnt
= mode
;
1319 pwrctrlpriv
->bLeisurePs
=
1320 pwrctrlpriv
->power_mgnt
!= PS_MODE_ACTIVE
;
1328 int rtw_pm_set_ips(struct adapter
*padapter
, u8 mode
)
1330 struct pwrctrl_priv
*pwrctrlpriv
= adapter_to_pwrctl(padapter
);
1332 if (mode
== IPS_NORMAL
|| mode
== IPS_LEVEL_2
) {
1333 rtw_ips_mode_req(pwrctrlpriv
, mode
);
1334 DBG_871X("%s %s\n", __func__
, mode
== IPS_NORMAL
?"IPS_NORMAL":"IPS_LEVEL_2");
1336 } else if (mode
== IPS_NONE
) {
1337 rtw_ips_mode_req(pwrctrlpriv
, mode
);
1338 DBG_871X("%s %s\n", __func__
, "IPS_NONE");
1339 if ((padapter
->bSurpriseRemoved
== 0) && (_FAIL
== rtw_pwr_wakeup(padapter
)))
1349 *This function will request pwrctrl LOCK!
1351 void rtw_ps_deny(struct adapter
*padapter
, enum PS_DENY_REASON reason
)
1353 struct pwrctrl_priv
*pwrpriv
;
1355 /* DBG_871X("+" FUNC_ADPT_FMT ": Request PS deny for %d (0x%08X)\n", */
1356 /* FUNC_ADPT_ARG(padapter), reason, BIT(reason)); */
1358 pwrpriv
= adapter_to_pwrctl(padapter
);
1360 down(&pwrpriv
->lock
);
1361 if (pwrpriv
->ps_deny
& BIT(reason
)) {
1362 DBG_871X(FUNC_ADPT_FMT
": [WARNING] Reason %d had been set before!!\n",
1363 FUNC_ADPT_ARG(padapter
), reason
);
1365 pwrpriv
->ps_deny
|= BIT(reason
);
1368 /* DBG_871X("-" FUNC_ADPT_FMT ": Now PS deny for 0x%08X\n", */
1369 /* FUNC_ADPT_ARG(padapter), pwrpriv->ps_deny); */
1374 *This function will request pwrctrl LOCK!
1376 void rtw_ps_deny_cancel(struct adapter
*padapter
, enum PS_DENY_REASON reason
)
1378 struct pwrctrl_priv
*pwrpriv
;
1381 /* DBG_871X("+" FUNC_ADPT_FMT ": Cancel PS deny for %d(0x%08X)\n", */
1382 /* FUNC_ADPT_ARG(padapter), reason, BIT(reason)); */
1384 pwrpriv
= adapter_to_pwrctl(padapter
);
1386 down(&pwrpriv
->lock
);
1387 if ((pwrpriv
->ps_deny
& BIT(reason
)) == 0) {
1388 DBG_871X(FUNC_ADPT_FMT
": [ERROR] Reason %d had been canceled before!!\n",
1389 FUNC_ADPT_ARG(padapter
), reason
);
1391 pwrpriv
->ps_deny
&= ~BIT(reason
);
1394 /* DBG_871X("-" FUNC_ADPT_FMT ": Now PS deny for 0x%08X\n", */
1395 /* FUNC_ADPT_ARG(padapter), pwrpriv->ps_deny); */
1400 *Before calling this function pwrctrl lock should be occupied already,
1401 *otherwise it may return incorrect value.
1403 u32
rtw_ps_deny_get(struct adapter
*padapter
)
1408 deny
= adapter_to_pwrctl(padapter
)->ps_deny
;