From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754839AbaELJOq (ORCPT ); Mon, 12 May 2014 05:14:46 -0400 Received: from cantor2.suse.de ([195.135.220.15]:52478 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751205AbaELJOo (ORCPT ); Mon, 12 May 2014 05:14:44 -0400 Date: Mon, 12 May 2014 11:14:42 +0200 (CEST) From: Jiri Kosina To: =?ISO-8859-15?Q?Michal_Mal=FD?= cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, dmitry.torokhov@gmail.com, elias.vds@gmail.com, anssi.hannula@iki.fi, simon@mungewell.org Subject: Re: [PATCH v4 00/24] input: Introduce ff-memless-next as an improved replacement for ff-memless In-Reply-To: <1398524543-15012-1-git-send-email-madcatxster@devoid-pointer.net> Message-ID: References: <1398524543-15012-1-git-send-email-madcatxster@devoid-pointer.net> User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=ISO-8859-15 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 26 Apr 2014, Michal Malư wrote: > ff-memless-next (MLNX) is a largely improved version of the current ff-memless > (FFML) driver. MLNX supports all force feedback effects currently available in > the Linux force feedback userspace API. All effects are handled in accordance > with Microsoft's DirectInput/XInput. Most notable changes include support for > conditional effects, proper handling of all periodic waveforms and improved > emulation of rumble effects through periodic effects. MLNX also uses its own > kernel API to pass processed effects to hardware-specific drivers instead of > abusing "ff_effect" struct. The API is documented in the respective header > file. > > MLNX has been expanded to be a direct replacement for FFML. > > Support for FF_PERIODIC and FF_RAMP has been added to all devices that > support FF_CONSTANT as a part of the port to the new API. > > This patch series: > 1) Adds "ff-memless-next" module [1] > 2) Ports all hardware-specific drivers to MLNX's API [2-23] > 3) Removes FFML and replaces it with MLNX [24] Dmitry, what are your plans with this, please? I personally don't really completely like having two implementations of FF in the kernel; can't it be really done as an extension to ff-memless? Thanks, -- Jiri Kosina SUSE Labs