Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758368AbcCVIL3 (ORCPT ); Tue, 22 Mar 2016 04:11:29 -0400 Received: from jscinoz.so ([43.229.62.214]:54554 "EHLO mail.jscinoz.so" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932286AbcCVILT (ORCPT ); Tue, 22 Mar 2016 04:11:19 -0400 Subject: Re: Thunderbolt 3 (Skylake / Alpine Ridge) hotplug To: Andreas Noever References: <56D0085B.60402@jscinoz.so> Cc: "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" , linux-acpi@vger.kernel.org, "Rafael J. Wysocki" From: Jack Coulter Openpgp: id=EF574A09C098980E667AFF3DFD17BB17080D29CF; url=http://keys.gnupg.net:11371/pks/lookup?op=get&options=mr&search=0xFD17BB17080D29CF Message-ID: <56F0FE22.6050206@jscinoz.so> Date: Tue, 22 Mar 2016 19:11:14 +1100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="bXuq4tQlAVSBdPuwDRTlUkQn2uE7BO2eC" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2875 Lines: 72 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --bXuq4tQlAVSBdPuwDRTlUkQn2uE7BO2eC Content-Type: multipart/mixed; boundary="QHO6trbLfwQtLmXM1I1R5wX92TNT2sXXb" From: Jack Coulter To: Andreas Noever Cc: "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" , linux-acpi@vger.kernel.org, "Rafael J. Wysocki" Message-ID: <56F0FE22.6050206@jscinoz.so> Subject: Re: Thunderbolt 3 (Skylake / Alpine Ridge) hotplug References: <56D0085B.60402@jscinoz.so> In-Reply-To: --QHO6trbLfwQtLmXM1I1R5wX92TNT2sXXb Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hi Andreas, > That is correct. On your device TB should be handled by the firmware. > > Bj=C3=B6rn suggested that we might not be reacting to acpi notification= s > (or pci hotplug interrupts) properly. To confirm this you could try to > issue a manual pci rescan via > > echo "1" > /sys/bus/pci/rescan > > This should make the device appear (if the issue lies with our > handling of hotplug events). I tried this but unfortunately no additional devices showed up, nor was any additional dmesg output generated. > Otherwise you might want to take a look at the ACPI tables and search > for code which turn off thunderbolt or something like that. Does > hotplug work under Windows (without additional drivers)? I'm unable to comment as to whether it works under Windows - I do not have Windows installed on this machine nor do I have sufficient unallocated disk space to install it. Kind regards, Jack --QHO6trbLfwQtLmXM1I1R5wX92TNT2sXXb-- --bXuq4tQlAVSBdPuwDRTlUkQn2uE7BO2eC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJW8P4iAAoJEP0XuxcIDSnPPkUP/0DMRRDfpDSQef/AGvfPb4Ea iCwbN4FSc0A1bz3O1p7OfPv/1+mWhk016uhqBYzXdg2ONCOq1j00h9LLZ6L06nvM VqbG+OnEg81Pm4a78+FwiIWmcCkSq1/7IjGKDQbiXFCcTvXD6TvsVbrsS13/1Vcs 7YsrO03eyqJGIMhgVbvuFz1IJfw8vI6jeofRcropKQQ8y5qOcnc6GTERUlLfBj0o eoqcysN59Off3pofFMBMs6Uc/gntKFl0dUPKrCZSZBxqogzXT5gxGd+Y0WyZmpY6 y1T3WR40B/YEmHvFxiUZVjEBp3mfWmPFBrl0TWeGHiXumE0tSHTPx5tcu9amsdEF FielKIb1dRDOvUrHD/whh32MFEfdCZI1m/lXo0wkDMPjBqYsGjDJRPNjA8qKViFc qtWVlunRvMK6vKoBetqBxj/dQR8jQgPzPzKJxiw81/xWXZElFMbeHQp3uuixm39f /Y7kgHjB35X7fp2sB6XA1nvt2H23mZx67GUJ9uNH4uHt9pwiWyPUMOlTPFaS7XCU 8j+CawyU0DNFiFTiDtHb1OvhFVB7JtmWukK6UI3bpTMLxj9CxTfhqz2bY6NEi+y9 NUdLKzHZ1sU1+vTHu9LZzMN3hysjWsd/3FWgmR1FvPK2uHH7Yk+OWjKctQMm2GRQ VFLs9OgaNbgTlKwqri62 =TjLC -----END PGP SIGNATURE----- --bXuq4tQlAVSBdPuwDRTlUkQn2uE7BO2eC--