From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35CA8C433ED for ; Sat, 17 Apr 2021 18:11:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0967961007 for ; Sat, 17 Apr 2021 18:11:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236912AbhDQSJN (ORCPT ); Sat, 17 Apr 2021 14:09:13 -0400 Received: from vps-vb.mhejs.net ([37.28.154.113]:37750 "EHLO vps-vb.mhejs.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236718AbhDQSIi (ORCPT ); Sat, 17 Apr 2021 14:08:38 -0400 Received: from MUA by vps-vb.mhejs.net with esmtps (TLS1.2:ECDHE-RSA-AES128-GCM-SHA256:128) (Exim 4.93.0.4) (envelope-from ) id 1lXpMM-000279-2d; Sat, 17 Apr 2021 20:07:58 +0200 From: "Maciej S. Szmigiero" 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 References: <846f6166-c570-01fc-6bbc-3e3b44e51327@maciej.szmigiero.name> <87r1jnohq6.fsf@codeaurora.org> <8e0434eb-d15f-065d-2ba7-b50c67877112@maciej.szmigiero.name> <1617763692.9857.7.camel@realtek.com> <1dc7e487-b97b-8584-47f7-37f3385c7bf9@lwfinger.net> <15737dcf-95ac-1ce6-a681-94ff5db968e4@maciej.szmigiero.name> <220c4fe4-c9e1-347a-8cef-cd91d31c56df@maciej.szmigiero.name> Subject: Re: rtlwifi/rtl8192cu AP mode broken with PS STA Message-ID: Date: Sat, 17 Apr 2021 20:07:52 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.9.0 MIME-Version: 1.0 In-Reply-To: <220c4fe4-c9e1-347a-8cef-cd91d31c56df@maciej.szmigiero.name> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 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? Thanks, Maciej