Return-path: Received: from mail-gx0-f13.google.com ([209.85.217.13]:42125 "EHLO mail-gx0-f13.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752687AbZALRFJ (ORCPT ); Mon, 12 Jan 2009 12:05:09 -0500 Received: by gxk6 with SMTP id 6so70380gxk.5 for ; Mon, 12 Jan 2009 09:05:07 -0800 (PST) Message-ID: <40f31dec0901120857p5c34b38duae69662934cec309@mail.gmail.com> (sfid-20090112_180513_743817_2292CFCA) Date: Mon, 12 Jan 2009 18:57:10 +0200 From: "Nick Kossifidis" To: "Helmut Schaa" Subject: Re: [PATCH] ath5k: discard 11g caps if reported by an ar5211 eeprom Cc: linville@tuxdriver.com, ath5k-devel@lists.ath5k.org, linux-wireless@vger.kernel.org, jirislaby@gmail.com In-Reply-To: <200901121746.23260.helmut.schaa@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 References: <200901121304.07360.helmut.schaa@gmail.com> <40f31dec0901120825i6ec6af4bq39e7e1be8459e846@mail.gmail.com> <200901121746.23260.helmut.schaa@gmail.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: 2009/1/12 Helmut Schaa : > Am Montag, 12. Januar 2009 schrieb Nick Kossifidis: >> 2009/1/12 Helmut Schaa : >> > At least one ar5211 card (GIGABYTE GN-WLMA101, 168c:0012 subsystem >> > 1458:e800) reports itself as 11g capable which seems to be a bug in the >> > eeprom. initvals.c assumes that ar5211 is only 11b capable and thus refuses >> > to initialize this card. Hence this patch changes the probing for 11g >> > capabilities to discard 11g capabilities for ar5211 cards which allows this >> > specific card to work fine in 11b and 11a modes. >> > >> > Signed-off-by: Helmut Schaa >> > --- >> > >> > Is anybody aware of 11g-capable ar5211 cards which would be limited by >> > this patch? > > [...] > >> This should be O.K. for now but i think AR5211 supports the so called >> "pureg" mode which means ofdm only g (no cck headers etc). > > Sounds reasonable, yes. > >> It seems >> radio (RF5111) supports g mode (it can be found on AR5212 abg cards) > > I guess you mean RF2111, right? RF5111 should be 11a. > > I've just found a product sheet at [1] that states that the RF2111 > supports "802.11g draft standard". I guess that's exactly what you've > described as "pureg" mode. > > Thanks, > Helmut > > [1] ftp://ftp.riss-telecom.ru/pub/wireless/doc/atheros/AR5001X.pdf > RF5111 is the RF chip, RF2111 is a frequency converter with cck support, check this out.. http://www.hotchips.org/archives/hc14/3_Tue/16_mcfarland.pdf -- GPG ID: 0xD21DB2DB As you read this post global entropy rises. Have Fun ;-) Nick