From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from packetmixer.de ([2001:4d88:2000:24::c0de] helo=mail.mail.packetmixer.de) by casper.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cW2lA-0006v2-Ou for ath10k@lists.infradead.org; Tue, 24 Jan 2017 15:11:50 +0000 From: Simon Wunderlich Subject: Re: ath9k/ath10k DFS testing / certification Date: Tue, 24 Jan 2017 16:10:55 +0100 Message-ID: <9646101.djguVEVbIO@prime> In-Reply-To: References: <11515104.ikeaahra59@prime> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============5008171394105126938==" Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Adrian Chadd Cc: Jean-Pierre Tosoni , Cedric VONCKEN , "ath10k@lists.infradead.org" --===============5008171394105126938== Content-Type: multipart/signed; boundary="nextPart8636781.TQkaop4sRV"; micalg="pgp-sha512"; protocol="application/pgp-signature" --nextPart8636781.TQkaop4sRV Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Hi Adrian, On Tuesday, January 24, 2017 7:05:58 AM CET Adrian Chadd wrote: > hi! > > On 24 January 2017 at 03:16, Simon Wunderlich wrote: > > Hi Adrian, > > > > I've been doing DFS pre-tests back in December 2016. We did AP tests for a > > 9880 based AP for ETSI and FCC region. We had two small patches for making > > the> > > tests less painful (in hostapd and mac80211): > > * disable CSA on incoming radar, that is keep on staying on the operating > > > > channels. That makes continouos testing of radar signals much easier > > (usually you test like 10 radars in a row), since we don't had to reboot > > the device all the time. > > > > * shorten CAC to 3 seconds, because waiting 60 seconds is also taking > > some > > > > time > > Do you have those patches available somewhere? > not sure if I can release them, so no. :) But both were rather trivial, the first one is a change in hostapd, the latter in mac80211. > > All FCC tests pass, at least from the radar detection point. ETSI had a > > problem with one of the patterns. We used iperf UDP tests to generate > > load, > > but will probably switch to another tool in the next round (or tune it), > > since it seems to send packets too bursty, which could be the cause for > > the failed ETSI test. > > Ok. What are you using to generate radar patterns for testing? > We used 300k+ EUR Rohde&Schwarz equipment of the certification lab. :) I don't have a pattern generation available at my home, but I remember discussions that it's possible to get something useful and cheap using SDRs (with cheap I mean in the <5k$ range). I believe Zefir had tried this route ... > > Thanks for the info on the scan bug, we discovered that too, but thought > > we > > could fix it in mac80211 (but never really followed up). Please keep me in > > the loop when this is fixed. :) > : > :) I'll punt this to QCA if/when the right time arises and see if > > they'll fix ath10k firmware. Excellent! Simon --nextPart8636781.TQkaop4sRV Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part. Content-Transfer-Encoding: 7Bit -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE1ilQI7G+y+fdhnrfoSvjmEKSnqEFAliHbn8ACgkQoSvjmEKS nqFuSw//UegXSToUDhL8fl0555uJKxXaQfa6TKL7KK/Ip59zQdipQRW4GuVxskpf C412fqcPVIygbsJZcaclVjmMbEbczQ3yHCLMtd5KPmSjr7IwVw0ktwXbvHnQXVfB IRYmHAHzmQ5fb1Br6O8MmBBK60zOHETULdRyr1zvGo1QEExgPb68tkyBOslfgE7h uhig8+3owDTQls/gwDpcU7aIY4aCX7HJWobR7dxqI5uDKFK5AG7jXO+dIxVtzSme kURHZQauV8wdbGaLTnH1YoxwtswDll+JVZMoDbzxMhfQf/qR9MVxHsA6dRCWN3V2 zbUYFhyrbCLuF1ZWzrhrxgoia4jzkhWg1Tdqd0keA6mqdbdFcs8QWEJjc/fDRn+p c2pS8Zmi+DDQdvl4AIuJq1DaAQyHEDp2S1rklls0lTGo7LMMOS2qkCVudXbmIdkW 9CHYoLj5vjF0NDCZh5Ilw9c6ND/IzCEadpP3wZ3fnyevf1gLQBsQhsPx4EVmwSKt LhKOMqei/VgUuwelLPXkydn4uhlc0KXKvK/W7Ov2QyyChoJyYcInERcmytQANhap Q6LO9p44H2vamYtez1jdpfoOTCTq22HrED1e4MJIkZybeA+ljw584Bw/vSy75FiQ +QKiC0KtbuD9iNDXaN6dsb5jNGeH6U3L9eFaUvQ0GpFUvT/ucj0= =MBCo -----END PGP SIGNATURE----- --nextPart8636781.TQkaop4sRV-- --===============5008171394105126938== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ ath10k mailing list ath10k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath10k --===============5008171394105126938==--