From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753771AbaHUHQN (ORCPT ); Thu, 21 Aug 2014 03:16:13 -0400 Received: from mail-la0-f48.google.com ([209.85.215.48]:63037 "EHLO mail-la0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751006AbaHUHQM (ORCPT ); Thu, 21 Aug 2014 03:16:12 -0400 MIME-Version: 1.0 In-Reply-To: <20140820144952.GB18099@core.coreip.homeip.net> References: <20140820024638.GA25240@rhlx01.hs-esslingen.de> <20140820051815.GA1109@core.coreip.homeip.net> <20140820063130.GA11226@core.coreip.homeip.net> <20140820144952.GB18099@core.coreip.homeip.net> Date: Thu, 21 Aug 2014 09:16:10 +0200 X-Google-Sender-Auth: oked3OWVyueExmfLTdnIlgST6Xs Message-ID: Subject: Re: [PATCH 1/2] SOUND: kill gameport bits From: Geert Uytterhoeven To: Dmitry Torokhov Cc: Takashi Iwai , Andreas Mohr , "linux-input@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Vojtech Pavlik , Jiri Kosina Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Dmitry, On Wed, Aug 20, 2014 at 4:49 PM, Dmitry Torokhov wrote: > On Wed, Aug 20, 2014 at 02:15:30PM +0200, Takashi Iwai wrote: >> At Wed, 20 Aug 2014 09:05:58 +0200, >> Takashi Iwai wrote: >> > Well, it worked on my test machine a year ago or so. Maybe I had a >> > good luck. >> >> FYI, now I tested again an analog joystick on SB Live put on a Dell >> IvyBridge desktop with 3.17-rc1 x86-64 kernel, and it worked fine as >> is. >> >> So it's not that broken. > > That's probably because in your system TSCs are stable when switching CPU > frequency. Earlier systems had bunch of issues there IIRC. >>From the success stories above, it seems gameport doesn't work on only a limited number of systems. Perhaps the subsystem can fail with a big fat warning at runtime if such a system is detected? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds