From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from purkki.adurom.net ([80.68.90.206]:52019 "EHLO purkki.adurom.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751510Ab0INVsi (ORCPT ); Tue, 14 Sep 2010 17:48:38 -0400 To: Rajkumar Manoharan Cc: "linville\@tuxdriver.com" , "linux-wireless\@vger.kernel.org" Subject: Re: [PATCH] ath9k_htc: Enable fastcc for HTC devices. References: <1283497888-8294-1-git-send-email-rmanoharan@atheros.com> <87zkvk5tyx.fsf@purkki.adurom.net> <44EE5C37ADC36343B0625A05DD408C4850DAB4D6C2@CHEXMB-01.global.atheros.com> From: Kalle Valo Date: Wed, 15 Sep 2010 00:48:35 +0300 In-Reply-To: <44EE5C37ADC36343B0625A05DD408C4850DAB4D6C2@CHEXMB-01.global.atheros.com> (Rajkumar Manoharan's message of "Tue\, 14 Sep 2010 23\:14\:17 +0530") Message-ID: <87r5gw574c.fsf@purkki.adurom.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-wireless-owner@vger.kernel.org List-ID: Rajkumar Manoharan writes: >>For example, I have no idea what fastcc means. Fast C Compiler? ;) > > On every channel set, the full hw reset happens which issue mutiple > register writes. For HTC devices, the host issue wmi commands. These > register ops are time consumable one. Instead of full hw reset, > ath9k is doing partial reset which is fast channel change (fastcc). > By doing fast channel change, the scan period is considerably > reduced. Now this is a good commit message. I can understand what the change is actually about without browsing through ath9k source. Of course it takes few minutes to write this but on the other hand you save a lot of time from others. And possibly avoid answering to stupid questions like the one I had :) Thanks. -- Kalle Valo