Re: Lenovo Dock + Thinkpad X260 -> no HDMI audio output

From	Sebastian Reichel <sre@kernel.org>
Newsgroups	linux.kernel
Subject	Re: Lenovo Dock + Thinkpad X260 -> no HDMI audio output
Date	2016-11-16 13:10 +0100
Message-ID	<sE7cl-2Bo-5@gated-at.bofh.it> (permalink)
References	<sDYiK-4QO-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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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

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Re: Lenovo Dock + Thinkpad X260 -> no HDMI audio output Sebastian Reichel <sre@kernel.org> - 2016-11-16 13:10 +0100
  Re: Lenovo Dock + Thinkpad X260 -> no HDMI audio output Norbert Preining <preining@logic.at> - 2016-11-17 04:00 +0100

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