/*
==========================================================================
Description:
Update the station current power save mode. Calling this routine also
prove the specified client is still alive. Otherwise AP will age-out
this client once IdleCount exceeds a threshold.
==========================================================================
*/
BOOLEAN RtmpPsIndicate(RTMP_ADAPTER *pAd, UCHAR *pAddr, UCHAR wcid, UCHAR Psm)
{
MAC_TABLE_ENTRY *pEntry;
UCHAR old_psmode;
if (wcid >= MAX_LEN_OF_MAC_TABLE)
return PWR_ACTIVE;
pEntry = &pAd->MacTab.Content[wcid];
old_psmode = pEntry->PsMode;
/*
Change power save mode first because we will call
RTMPDeQueuePacket() in RtmpHandleRxPsPoll().
Or when Psm = PWR_ACTIVE, we will not do Aggregation in
RTMPDeQueuePacket().
*/
pEntry->NoDataIdleCount = 0;
pEntry->PsMode = Psm;
if (old_psmode != Psm) {
DBGPRINT(RT_DEBUG_INFO, ("%s():%02x:%02x:%02x:%02x:%02x:%02x %s!\n",
__FUNCTION__, PRINT_MAC(pAddr),
(Psm == PWR_SAVE ? "Sleep" : "wakes up, act like rx PS-POLL")));
}
if ((old_psmode == PWR_SAVE) && (Psm == PWR_ACTIVE))
{
#ifdef DROP_MASK_SUPPORT
/* Disable Drop Mask */
set_drop_mask_per_client(pAd, pEntry, 2, 0);
#endif /* DROP_MASK_SUPPORT */
#ifdef PS_ENTRY_MAITENANCE
pEntry->continuous_ps_count = 0;
#endif /* PS_ENTRY_MAITENANCE */
#ifdef RTMP_MAC_PCI
#ifdef DOT11_N_SUPPORT
/*
When sta wake up, we send BAR to refresh the BA sequence.
TODO:
For RT2870, how to handle BA when STA in PS mode?
*/
SendRefreshBAR(pAd, pEntry);
#endif /* DOT11_N_SUPPORT */
#endif /* RTMP_MAC_PCI */
/* sleep station awakes, move all pending frames from PSQ to TXQ if any */
RtmpHandleRxPsPoll(pAd, pAddr, pEntry->wcid, TRUE);
}
#ifdef DROP_MASK_SUPPORT
else if ((old_psmode == PWR_ACTIVE) && (Psm == PWR_SAVE)) {
/* Enable Drop Mask */
set_drop_mask_per_client(pAd, pEntry, 2, 1);
}
#endif /* DROP_MASK_SUPPORT */
return old_psmode;
}
/*
==========================================================================
Description:
Update the station current power save mode. Calling this routine also
prove the specified client is still alive. Otherwise AP will age-out
this client once IdleCount exceeds a threshold.
==========================================================================
*/
BOOLEAN RtmpPsIndicate(
IN PRTMP_ADAPTER pAd,
IN PUCHAR pAddr,
IN ULONG Wcid,
IN UCHAR Psm)
{
MAC_TABLE_ENTRY *pEntry;
UCHAR old_psmode;
if (Wcid >= MAX_LEN_OF_MAC_TABLE)
{
return PWR_ACTIVE;
}
pEntry = &pAd->MacTab.Content[Wcid];
old_psmode = pEntry->PsMode;
/* if (pEntry) */
{
/*
Change power save mode first because we will call
RTMPDeQueuePacket() in RtmpHandleRxPsPoll().
Or when Psm = PWR_ACTIVE, we will not do Aggregation in
RTMPDeQueuePacket().
*/
pEntry->NoDataIdleCount = 0;
pEntry->PsMode = Psm;
if ((old_psmode == PWR_ACTIVE) && (Psm == PWR_SAVE))
{
DBGPRINT(RT_DEBUG_TRACE,
("RtmpPsIndicate - %02x:%02x:%02x:%02x:%02x:%02x sleep!\n",
pAddr[0],pAddr[1],pAddr[2],pAddr[3],pAddr[4],pAddr[5]));
}
if ((old_psmode == PWR_SAVE) && (Psm == PWR_ACTIVE))
{
/* TODO: For RT2870, how to handle about the BA when STA in PS mode???? */
#ifdef RTMP_MAC_PCI
#ifdef DOT11_N_SUPPORT
/* When sta wake up, we send BAR to refresh the BA sequence. */
SendRefreshBAR(pAd, pEntry);
#endif /* DOT11_N_SUPPORT */
#endif /* RTMP_MAC_PCI */
DBGPRINT(RT_DEBUG_TRACE,
("RtmpPsIndicate - %02x:%02x:%02x:%02x:%02x:%02x wakes up, "
"act like rx PS-POLL\n",
pAddr[0],pAddr[1],pAddr[2],pAddr[3],pAddr[4],pAddr[5]));
/* sleep station awakes, move all pending frames from PSQ to TXQ if any */
RtmpHandleRxPsPoll(pAd, pAddr, pEntry->Aid, TRUE);
}
/* move to above section */
/* pEntry->NoDataIdleCount = 0; */
/* pEntry->PsMode = Psm; */
}
/* else */
/* { */
/* not in table, try to learn it ???? why bother? */
/* } */
return old_psmode;
}