Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162222AbWKPCai (ORCPT ); Wed, 15 Nov 2006 21:30:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1162228AbWKPCai (ORCPT ); Wed, 15 Nov 2006 21:30:38 -0500 Received: from gate.crashing.org ([63.228.1.57]:48347 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S1162222AbWKPCah (ORCPT ); Wed, 15 Nov 2006 21:30:37 -0500 Subject: Re: [PATCH] ALSA: hda-intel - Disable MSI support by default From: Benjamin Herrenschmidt To: Roland Dreier Cc: Jeff Garzik , Linus Torvalds , David Miller , linux-kernel@vger.kernel.org, tiwai@suse.de In-Reply-To: References: <20061114.190036.30187059.davem@davemloft.net> <20061114.192117.112621278.davem@davemloft.net> <455A938A.4060002@garzik.org> Content-Type: text/plain Date: Thu, 16 Nov 2006 13:29:30 +1100 Message-Id: <1163644170.5940.348.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.8.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 639 Lines: 18 On Tue, 2006-11-14 at 20:30 -0800, Roland Dreier wrote: > > That reminds me of a potential driver bug -- MSI-aware drivers need to > > call pci_intx(pdev,0) to turn off the legacy PCI interrupt, before > > enabling MSI interrupts. > > Huh? The device can't generate any legacy interrupts once MSI is > enabled. As the PCI spec says: No, the device is _not_supposed_to_ :-) Cheers, Ben. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/