From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934519AbXK3Rjx (ORCPT ); Fri, 30 Nov 2007 12:39:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757587AbXK3Rjl (ORCPT ); Fri, 30 Nov 2007 12:39:41 -0500 Received: from mu-out-0910.google.com ([209.85.134.191]:33135 "EHLO mu-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754674AbXK3Rjk (ORCPT ); Fri, 30 Nov 2007 12:39:40 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=C96G4fzctjbl4RbbGUqXN0VnjpDnpYnlQexvYAoloFEDprnFTrfRb+hOoueS32O79IZm+RCnrtne0i9N+4UZ6G0jDViRbkE8oroj3t8dYh4mqT++G9TVN2Y8PLRJfOTOnKZBc0NSQ8v3GA2e541+bxRDMDQlyzxpw/FUrYyprC8= Message-ID: <40dfeece0711300939l71b1ae2bq5fbd1ae21ec1d055@mail.gmail.com> Date: Fri, 30 Nov 2007 17:39:37 +0000 From: "Chris Rutherford" To: "Jiri Slaby" , linux-kernel@vger.kernel.org Subject: Re: ldd irq problem In-Reply-To: <474FE681.9080101@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <40dfeece0711291447m2efa4f40i5c2c22a4273ecbc0@mail.gmail.com> <40dfeece0711300128s731b3227xaa0b5982193e4b12@mail.gmail.com> <474FE681.9080101@gmail.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org many thanks, the following says it all.. box:/home/chris/work/fpgaio# grep sha1 /proc/interrupts 12: 14669741 XT-PIC sha1 handler On Nov 30, 2007 10:31 AM, Jiri Slaby wrote: > On 11/30/2007 10:28 AM, Chris Rutherford wrote: > > Helo lkml, > > > > I'm trying to write a LDD but I have got a bug. Any ideas what i > > might be doing wrong? > > > > ret = request_irq(12, handler, SA_INTERRUPT | SA_SHIRQ, "sha1 > > handler", DEVICE_NAME); > > printk (KERN_INFO "req irq %d \n", ret); > > enable_irq(12); > > enable_irq is opposite of disable_irq(_nosync), you don't need to call it in > probe function and in most cases you don't need it at all. > > regards, > -- > Jiri Slaby (jirislaby@gmail.com) > Faculty of Informatics, Masaryk University >