From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King Subject: Re: [PATCH] 8250 driver interrupt sharing Date: Mon, 1 Nov 2004 12:10:09 +0000 Message-ID: <20041101121009.A3401@flint.arm.linux.org.uk> References: <200410281301.59584.thomas.koeller@baslerweb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from caramon.arm.linux.org.uk ([212.18.232.186]:59653 "EHLO caramon.arm.linux.org.uk") by vger.kernel.org with ESMTP id S261763AbUKAMKN (ORCPT ); Mon, 1 Nov 2004 07:10:13 -0500 Content-Disposition: inline In-Reply-To: <200410281301.59584.thomas.koeller@baslerweb.com>; from thomas.koeller@baslerweb.com on Thu, Oct 28, 2004 at 01:01:58PM +0200 Sender: linux-serial-owner@vger.kernel.org List-Id: linux-serial@vger.kernel.org To: Thomas Koeller Cc: linux-serial@vger.kernel.org On Thu, Oct 28, 2004 at 01:01:58PM +0200, Thomas Koeller wrote: > here is a little patch that causes the driver to no longer pretend having > handled an interrupt if none of the ports actually interrupted. I am currently > doing a port to a platform where I want (actually, have) to share a single > interrupt between serial ports and other devices. The patch is against kernel > version 2.6.9. Ok, a variant of this has now been applied - using IRQ_RETVAL rather than irqreturn_t + IRQ_NONE + IRQ_HANDLED. Thanks. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/ 2.6 Serial core