From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755161AbeD3VUN (ORCPT ); Mon, 30 Apr 2018 17:20:13 -0400 Received: from mail-pf0-f193.google.com ([209.85.192.193]:45344 "EHLO mail-pf0-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754243AbeD3VUL (ORCPT ); Mon, 30 Apr 2018 17:20:11 -0400 X-Google-Smtp-Source: AB8JxZr/dnhkiJd0boKf3D3lh/o4GYMioN4Trm5AI8UApIkmt5E+p3sxE/rAHJeC4G39D2hJDVlAKQ== Date: Mon, 30 Apr 2018 14:20:07 -0700 From: Dmitry Torokhov To: David Engraf Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] Input: serio - add writing multiple bytes at once Message-ID: <20180430212007.GC54182@dtor-ws> References: <20180430090324.30845-1-david.engraf@sysgo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180430090324.30845-1-david.engraf@sysgo.com> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi David, On Mon, Apr 30, 2018 at 11:03:24AM +0200, David Engraf wrote: > The current version only supports forwarding a single byte to the tty > layer. > > This patch adds serio_write_length() to allow a serport driver writing > multiple bytes at once. The patch also includes a fallback to > serio_write_length() when a driver did not register a single byte function. Without users I do not see point for this API. Thanks. -- Dmitry