From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Ellerman Subject: Re: "ahci: drop intx manipulation on msi enable" breaks ULI M1575 Date: Wed, 08 Apr 2009 12:09:19 +1000 Message-ID: <1239156559.10104.7.camel@localhost> References: <49DB6914.1030107@freescale.com> <49DBE858.9040004@kernel.org> Reply-To: michael@ellerman.id.au Mime-Version: 1.0 Content-Type: multipart/signed; micalg="pgp-sha1"; protocol="application/pgp-signature"; boundary="=-eyVJA3ce50KgS5GhPD2w" Return-path: Received: from bilbo.ozlabs.org ([203.10.76.25]:48277 "EHLO bilbo.ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756733AbZDHCJV (ORCPT ); Tue, 7 Apr 2009 22:09:21 -0400 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Timur Tabi Cc: Tejun Heo , linux-ide@vger.kernel.org, Jeff Garzik , Linux PPC Development --=-eyVJA3ce50KgS5GhPD2w Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Tue, 2009-04-07 at 19:36 -0500, Timur Tabi wrote: > On Tue, Apr 7, 2009 at 6:57 PM, Tejun Heo wrote: >=20 > > Hmmm... that means intx isn't set by default. I'm not sure what is > > the right thing to do here. I think it's something which should be > > handled by the PCI layer. Oh well, maybe we should just revert the > > change and keep setting intx? >=20 > cc'ing linuxppc-dev >=20 > I really don't know what should be done. It seems to make sense to > have the PCI layer enable interrupts. >=20 > This seems to be a powerpc-specific bug, but I don't know enough of > the PCI subsystem. Have you confirmed that INTX is disabled before that call? cheers --=20 Michael Ellerman OzLabs, IBM Australia Development Lab wwweb: http://michael.ellerman.id.au phone: +61 2 6212 1183 (tie line 70 21183) We do not inherit the earth from our ancestors, we borrow it from our children. - S.M.A.R.T Person --=-eyVJA3ce50KgS5GhPD2w Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) iEYEABECAAYFAkncB08ACgkQdSjSd0sB4dIOogCdHN5r2BUzzwDBoSPsmtRgj7B4 MwQAoJXrCUcqEhqSRuB9EFs+TNmjIlWU =qbzu -----END PGP SIGNATURE----- --=-eyVJA3ce50KgS5GhPD2w--