From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261554AbULaCIo (ORCPT ); Thu, 30 Dec 2004 21:08:44 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261809AbULaCIo (ORCPT ); Thu, 30 Dec 2004 21:08:44 -0500 Received: from mail.convergence.de ([212.227.36.84]:11183 "EHLO email.convergence2.de") by vger.kernel.org with ESMTP id S261554AbULaCIl (ORCPT ); Thu, 30 Dec 2004 21:08:41 -0500 Date: Fri, 31 Dec 2004 03:08:14 +0100 From: Johannes Stezenbach To: linux-kernel@vger.kernel.org Cc: Bernhard Rosenkraenzer , Gerd Knorr , Rusty Russell Subject: Re: Current saa7134 driver breaks KNC One Tv-Station DVR (card=24) Message-ID: <20041231020814.GA15220@linuxtv.org> Mail-Followup-To: Johannes Stezenbach , linux-kernel@vger.kernel.org, Bernhard Rosenkraenzer , Gerd Knorr , Rusty Russell Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200412281928.05898.bero@arklinux.org> User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Bernhard Rosenkraenzer wrote: > On Tuesday 28 December 2004 18:21, Bernhard Rosenkraenzer wrote: > > Trying to modprobe saa7134 with this card results in a hanging modprobe > > process. > > Some more debug info (with 2.6.10-ac1): > > saa7130/34: v4l2 driver version 0.2.12 loaded > ACPI: PCI interrupt 0000:00:06.0[A] -> GSI 17 (level, low) -> IRQ 177 > saa7134[0]: found at 0000:00:06.0, rev: 1, irq: 177, latency: 64, mmio: 0xdfff9c00 > saa7134[0]: subsystem: 1894:a006, board: KNC One TV-Station DVR [card=24,autodetected] ... > saa7134: Loading i2c helpers<7>saa7134[0]: i2c xfer: < c0 > > tuner: chip found at addr 0xc0 i2c-bus saa7134[0] > tuner: type set to 38 (Philips PAL/SECAM multi (FM1216ME MK3)) by saa7134[0] ... > tda9885/6/7: chip found @ 0x86 ... > saa7134[0]/irq: looping -- clearing PE (parity error!) enable bit > saa7134[0]/irq[0,-227141]: r=0x20 s=0x00 PE > [modprobe hangs] > > Looks like it's hanging at request_module("saa7134-empress"); I've reported this before: http://lkml.org/lkml/2004/11/17/275 The patch that Rusty posted doesn't seem to have it made into module-init-tools-3.1. Bummer :-( The Bug in saa7134-core.c doesn't seem to have been addressed yet, so I suggest the following patch as a temporary measure: --- linux-2.6.10/drivers/media/video/saa7134/saa7134-core.c.orig 2004-12-25 19:22:55.000000000 +0100 +++ linux-2.6.10/drivers/media/video/saa7134/saa7134-core.c 2004-12-25 19:23:31.000000000 +0100 @@ -940,12 +940,12 @@ static int __devinit saa7134_initdev(str request_module("tuner"); if (dev->tda9887_conf) request_module("tda9887"); - if (card_is_empress(dev)) { - request_module("saa7134-empress"); + if (card_is_empress(dev)) { +// request_module("saa7134-empress"); request_module("saa6752hs"); } - if (card_is_dvb(dev)) - request_module("saa7134-dvb"); +// if (card_is_dvb(dev)) +// request_module("saa7134-dvb"); v4l2_prio_init(&dev->prio); Johannes