From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Sun, 18 Nov 2001 15:47:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Sun, 18 Nov 2001 15:47:46 -0500 Received: from lightning.swansea.linux.org.uk ([194.168.151.1]:59655 "EHLO the-village.bc.nu") by vger.kernel.org with ESMTP id ; Sun, 18 Nov 2001 15:47:32 -0500 Subject: Re: [PATCH] more than four ES1371 cards To: alex.perry@ieee.org (Alex Perry) Date: Sun, 18 Nov 2001 20:55:25 +0000 (GMT) Cc: linux-kernel@vger.kernel.org In-Reply-To: from "Alex Perry" at Nov 18, 2001 12:18:05 PM X-Mailer: ELM [version 2.5 PL6] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: From: Alan Cox Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > The standard es1371 card consumes two DSP devices per card, > so that you cannot use more than four of them in a single PC chassis. > This patch adds a configuration option to disable the second DSP output > so that the OSS maximum of eight cards can be installed and used together. If you want to sort that out please instead fix the driver to use one dsp device and allocate the play only channel to O_RDONLY when possible and the other channel to both. This is how we handle all the newer cards like the SB Live with hundreds of channels