From owner-freebsd-wireless@FreeBSD.ORG Mon Mar 9 15:13:38 2015 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 88EAB4CB; Mon, 9 Mar 2015 15:13:38 +0000 (UTC) Received: from mail-ig0-x233.google.com (mail-ig0-x233.google.com [IPv6:2607:f8b0:4001:c05::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 50ABA80B; Mon, 9 Mar 2015 15:13:38 +0000 (UTC) Received: by igjz20 with SMTP id z20so21914819igj.4; Mon, 09 Mar 2015 08:13:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-type; bh=jn95I00wbDWRauqMNari6fDGlPepwFNnsVMA35r7bX0=; b=G8eqf/BF9iqdYGWvqt1YIg10g0qKvN60XmdRZCxIxLB6cvZWahLlsskWT+6Y+IxjOS lWsTcFv6RX384UEkbFbYhNXNwZr2tvFrnYJZZ8FLD86yNp7JBSxfZTN2cHUDSVSoptcF 4TCx/UJ8/mH2LMDQVZDEj/NKs3DVFo5FHDeW0e6LG3c9ncN6t9z15sloGiGs/qfy9Ltl 0QF8BGJEARZvVHvep57W/s14Wdodowz+A2T/E3MjaHXvY7+7CNUZyFkUFZngzWyAo/6N JBC0ADdc729hBCgOjhQXGpyw7KuEg8jD+bDNh2HH/PjwXIy0tJnvNz7jtYKDcm2Ex+9L OQYg== MIME-Version: 1.0 X-Received: by 10.42.109.12 with SMTP id j12mr27186511icp.22.1425914017440; Mon, 09 Mar 2015 08:13:37 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.36.17.66 with HTTP; Mon, 9 Mar 2015 08:13:37 -0700 (PDT) In-Reply-To: <54FD81EE.6020503@FreeBSD.org> References: <54FD81EE.6020503@FreeBSD.org> Date: Mon, 9 Mar 2015 08:13:37 -0700 X-Google-Sender-Auth: ZgyQYXdV1eVbLeIhNVnZWOd7_sw Message-ID: Subject: Re: Problems with AR9280 in AP mode: hang ups, DMA timeouts and stuck beacons From: Adrian Chadd To: Lev Serebryakov Content-Type: text/plain; charset=UTF-8 Cc: "freebsd-wireless@freebsd.org" X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 09 Mar 2015 15:13:38 -0000 Which version of FreeBSD is this with? -a On 9 March 2015 at 04:20, Lev Serebryakov wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > > I have Ubiquiti SR71E card based on AR9280: > > ath0: mem 0xd0000000-0xd000ffff irq 18 at device 0.0 on > pci3 > ath0: [HT] enabling HT modes > ath0: [HT] 1 stream STBC receive enabled > ath0: [HT] 1 stream STBC transmit enabled > ath0: [HT] 2 RX streams; 2 TX streams > ath0: AR9280 mac 128.2 RF5133 phy 13.0 > ath0: 2GHz radio: 0x0000; 5GHz radio: 0x00c0 > > I have (again!) problems with it hangs in AP mode. It becomes > critical, as my wife use WiFi to teach via Skype. So, when WiFi hangs > for 2-3 minutes, I get loud (and righteous!) complains. > > Last such case leaves me this in dmesg: > > Mar 9 12:59:32 gateway kernel: ath0: stuck beacon; resetting (bmiss > count 4) > Mar 9 12:59:32 gateway kernel: ar5416StopDmaReceive: dma failed to > stop in 10ms > Mar 9 12:59:32 gateway kernel: AR_CR=0x00000024 > Mar 9 12:59:32 gateway kernel: AR_DIAG_SW=0x42000020 > MMar 9 13:26:52 gateway kernel: ath0: ath_rx_proc: kickpcu; handled 0 > packets > Mar 9 13:29:59 gateway kernel: ath0: stuck beacon; resetting (bmiss > count 4) > Mar 9 13:31:39 gateway kernel: ath0: stuck beacon; resetting (bmiss > count 4) > Mar 9 13:32:07 gateway kernel: ath0: stuck beacon; resetting (bmiss > count 4) > > And it looks like that client (Win7 with Intel N6235) lost connection > at ~13:26:30 (before "kickpcu") and restore it only at 13:32:10! > > AP is FreeBSD-CURRENT r278206 (from Feb 6 2015). > > - -- > // Lev Serebryakov AKA Black Lion > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v2.0.22 (MingW32) > > iQJ8BAEBCgBmBQJU/YHtXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w > ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRGOTZEMUNBMEI1RjQzMThCNjc0QjMzMEFF > QUIwM0M1OEJGREM0NzhGAAoJEOqwPFi/3EePm2wQAIlO/DKnLHwGpPaK06VUFbsY > vvFSiXNo8zQp99xRcExSP4W8YHrnJRKjAMlerOhlsW9huvM4ep8l18vaoOguH9BY > WzaruIsPonCbQJlNPurSFsVzGAqfdL92Zfbs+mgNbjoicz7zI/BOmhBw5ujcqgmb > A04C+f5Q6pVSdTkv9OQEJSll0wmyAxzFzwnyPaL9FSyIz0mmo8lnMmzP+jZLEPfJ > 0ml2eNKXgvSxAEuEg/Xl52SpnPmtvz2FTQjt5glqgh9/BdRN+VRBCGpsxZWfPz+b > GH3WbUbizSbQA/SJ7gVeIP7dVRNMs1ZAe1u91W0appBkPpIg5bS6lPsbPOm8fW0N > bxOugYzc7tlcgN9EBfTVeAo3G15OKSkIIAkYJ+lQPP8BwxZbV3FhLmjffgv1AmzC > lTO4GrKCjQozsKmXC1pcmn2hnZUGznYqWhZs8CtRtGnvwhd54XGquS9tSedbSCB+ > rAZNFQnvun8Fl1ggf3rWf4fFDMQsXYV/Kxt8/muv0QfBDGU/Kt9ct8lIYOOm3rIS > EmHW5LZN5/DLCuY04J37lCR4J9ku9HU5t+2lqCCgv6D9t2mJVbnhRTGGBSSY7G+I > hJC0tAY8zVvciTUAe2MNUYFTx9lEItVjVLvhGqva1vdrF6kl8+C1AejMpCgwXwg2 > v+XIhBDlVYOA4EucRZ9T > =U3Xj > -----END PGP SIGNATURE----- > _______________________________________________ > freebsd-wireless@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-wireless > To unsubscribe, send any mail to "freebsd-wireless-unsubscribe@freebsd.org"