Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753038AbcKPMIC (ORCPT ); Wed, 16 Nov 2016 07:08:02 -0500 Received: from mail.kernel.org ([198.145.29.136]:41696 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751948AbcKPMIA (ORCPT ); Wed, 16 Nov 2016 07:08:00 -0500 Date: Wed, 16 Nov 2016 13:07:54 +0100 From: Sebastian Reichel To: Norbert Preining Cc: linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org Subject: Re: Lenovo Dock + Thinkpad X260 -> no HDMI audio output Message-ID: <20161116120753.4wuw5feaoklqajf5@earth> References: <20161116023821.hcwg4u2iconuc5d6@burischnitzel.preining.info> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="zkxs6u7j3zmxdcii" Content-Disposition: inline In-Reply-To: <20161116023821.hcwg4u2iconuc5d6@burischnitzel.preining.info> User-Agent: NeoMutt/20161104 (1.7.1) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1511 Lines: 42 --zkxs6u7j3zmxdcii Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Norbert, On Wed, Nov 16, 2016 at 11:38:21AM +0900, Norbert Preining wrote: > I am trying to get HDMI audio output via a Lenovo Dock Ultra in > combination with a Lenovo Thinkpad X260. > > [...] Lenovo Dock Ultra contains a DP-MST Hub to provide all those HDMI/DVI/DP ports. Audio over DP-MST is currently not supported by the i915 driver, but there are patches (developed since ~2014): https://lists.freedesktop.org/archives/intel-gfx/2016-November/111353.html -- Sebastian --zkxs6u7j3zmxdcii Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAlgsTBcACgkQ2O7X88g7 +posBRAAqVtkdL9hcDBNieX6qXTXBHGMlKaKZQQ0cUaMTtdoM5H/X90BdphQMkwK InXPePxyC2zQpQXBc9malzxv+K7LRdIPA5NSZnbZ4dPfWcIU29JOOmNwzGUorLmt oLmEV5hY0SrbENq1ivpr54tYQS2mxnj+pOAbTJdTYzAPWkWTDXwaZ3MclR2CVXUg 4EokdI/zFQOMo/8upulWe9MsSSz+gIn8g1GmxCq3ixfBn8Lxd/sTE8zC957rJ5gY U4ZBjjkgMmcRkD2Po2YtMs/Uc6+Xt2flI3XhL4bdIgqLBKNyS091+wV1kUqNTmom WK2jh+m75Bf2gTPQG0D+A9LKvDKCcxYYUi7akfZSyCqU1NWK1z+foBuOxdK3KXvw Dss85OHFvQOilkxdLDK5dAPVbjZgR0oiUj31yDq10bh7qNFPbn8wfdZQ+99rHqW1 v4Gocj4/oS3er2guI6lDg8CQij0TF8oqm8vn6SDpvoPu1nXQIyZQB+h+7nRu4mID o3Jj8eb5Rr5zXTqfkHBnEBL3FfNPp1hkg+7LXAyVd22+DGYDkkV6VfXiugBSEwmM lefWZ5UKR2vYnsInJodtle+MnK+TiktxSScj4hdHV60ligknNOXiuuK/UxNGE1tb hl1nUh99FxbYUAXPFBTrwJhej0j0FLAAPwUgh5hZIbsWcpQIu2I= =P+zb -----END PGP SIGNATURE----- --zkxs6u7j3zmxdcii--