From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:56898 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751071AbYGAKtR (ORCPT ); Tue, 1 Jul 2008 06:49:17 -0400 Subject: Re: rt61 and TSF reporting? From: Johannes Berg To: Ivo van Doorn Cc: linux-wireless In-Reply-To: <200807011247.57739.IvDoorn@gmail.com> (sfid-20080701_124340_925081_6971CC60) References: <1214907990.7763.40.camel@johannes.berg> <200807011247.57739.IvDoorn@gmail.com> (sfid-20080701_124340_925081_6971CC60) Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-NhyqtuxwpjCLgcjBxz95" Date: Tue, 01 Jul 2008 12:48:34 +0200 Message-Id: <1214909314.7763.43.camel@johannes.berg> (sfid-20080701_124920_125993_502D342A) Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: --=-NhyqtuxwpjCLgcjBxz95 Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi, > The specsheets say nothing about TSF timestamps anywhere else then > the registers (which is accessed by the get_tsf() callback function). > To be more exact, the specsheets say _nothing_ about the RXD descriptors = at all, > which means they are not helpful for that. ;) Heh. > However there are a few RXD fields which are labeled as "reserved" which = could > mean the field is present, just not documented. >=20 > You could try printing the values of those words to see if they contain v= alid data, > and to be more exact the TSF data (this can be done in the function rt61p= ci_fill_rxdone(...)) > The undocumented/reserved words are: 6 to 15 >=20 > Do you want me to come up with a patch for this? >=20 > Note that these undocumented fields only are present in rt2500pci and rt6= 1pci. Ok cool, I'll play with that, I should be able to make a patch myself, thanks. > Neither rt2500usb or rt73usb contain them, which means that they can't re= port the TSF > based on descriptor information. So I guess they just don't transfer those reserved fields on USB. johannes --=-NhyqtuxwpjCLgcjBxz95 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Comment: Johannes Berg (powerbook) iQIcBAABAgAGBQJIagt+AAoJEKVg1VMiehFYn/wP/2Vb6uiy2KPwHixnVpqabfMB GfN8g4O6UDbSRseIS0cmab6IkgSqj4d/psmlPSmMTZg76t/2C4YsV8ykfoKdoE8l GRNHTdW3vDrUZL03pe1VU9rF0XMgpo7AqoMPFK+0qhi8BRQyzWMWYh1XTndgDdTa Av9qrYbPNR9ruIA7brPn1ufVD+CbK/beQbsY0NUW+jnA/Y+QrvjlvNW0wU15Z5QY 7vprjZM4rKoyvNYxprZLFfeefC8gglUdhcieCVyHIq1PqCEw9crwWGhbRwGtFRNy 7o4gtVl3jkH+7qJAkanRuxYhwX2UaIPyY9n7XU6/14lZh3nkz4PNL9yDDDPtlKpp /xAA5WmiMML837HBGEaGvxJU5Ky4EuP5so0FX3IZ8XIc/B0UswsYR6FmcOgOc/6l vdc5x3grwEQbIlMm0xtq6fj/fAip5q34Atkz+1pDrnOnC/q5nOOPD6Eyn4r1EoU6 hqW/aQOwQGwZiXBPjDLL3M/5ux0qBatcKoLjNbc5pYbbgkAbtbz11itOytk2jbkR QgrSfdwJ6FZNzKI0gMRrWxH+t479+L5Om2KX7WJ8JqjliOlzciwibgFuTWfncfG0 2l9QqJGlX+2+UIkjamWN09r7vKzGYKEHukxJcS5A3oMbP48Bx+FTnEcfqbQTbenS nWKabD5MvjLIl1w36Rsc =IRRH -----END PGP SIGNATURE----- --=-NhyqtuxwpjCLgcjBxz95--