Messages in this thread | | | Subject | Re: rtlwifi/rtl8192cu AP mode broken with PS STA | From | Larry Finger <> | Date | Sun, 18 Apr 2021 20:23:02 -0500 |
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On 4/18/21 7:32 PM, Pkshih wrote: > >> -----Original Message----- >> From: Maciej S. Szmigiero [mailto:mail@maciej.szmigiero.name] >> Sent: Sunday, April 18, 2021 2:08 AM >> To: Pkshih >> Cc: linux-wireless@vger.kernel.org; netdev@vger.kernel.org; linux-kernel@vger.kernel.org; >> johannes@sipsolutions.net; kvalo@codeaurora.org; Larry Finger >> Subject: Re: rtlwifi/rtl8192cu AP mode broken with PS STA >> >> On 08.04.2021 21:04, Maciej S. Szmigiero wrote: >>> On 08.04.2021 06:42, Pkshih wrote: >>>>> -----Original Message----- >>>>> From: Maciej S. Szmigiero [mailto:mail@maciej.szmigiero.name] >>>>> Sent: Thursday, April 08, 2021 4:53 AM >>>>> To: Larry Finger; Pkshih >>>>> Cc: linux-wireless@vger.kernel.org; netdev@vger.kernel.org; linux-kernel@vger.kernel.org; >>>>> johannes@sipsolutions.net; kvalo@codeaurora.org >>>>> Subject: Re: rtlwifi/rtl8192cu AP mode broken with PS STA >>>>> >>> (...) >>>>>> Maceij, >>>>>> >>>>>> Does this patch fix the problem? >>>>> >>>>> The beacon seems to be updating now and STAs no longer get stuck in PS >>>>> mode. >>>>> Although sometimes (every 2-3 minutes with continuous 1s interval pings) >>>>> there is around 5s delay in updating the transmitted beacon - don't know >>>>> why, maybe the NIC hardware still has the old version in queue? >>>> >>>> Since USB device doesn't update every beacon, dtim_count isn't updated neither. >>>> It leads STA doesn't awake properly. Please try to fix dtim_period=1 in >>>> hostapd.conf, which tells STA awakes every beacon interval. >>> >>> The situation is the same with dtim_period=1. >>> >> (...) >> >> Ping-Ke, >> are you going to submit your set_tim() patch so at least the AP mode is >> usable with PS STAs or are you waiting for a solution to the delayed >> beacon update issue? >> > > I'm still trying to get a 8192cu, and then I can reproduce the symptom you > met. However, I'm busy now; maybe I have free time two weeks later. > > Do you think I submit the set_tim() patch with your Reported-by and Tested-by first?
PK,
I would say yes. Get the fix in as soon as possible.
Larry
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