From: Vinod Koul <vinod.koul@intel.com>
To: "Subhransu S. Prusty" <subhransu.s.prusty@intel.com>
Cc: alsa-devel@alsa-project.org, tiwai@suse.de,
Sriram Periyasamy <sriramx.periyasamy@intel.com>,
lgirdwood@gmail.com,
Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
patches.audio@intel.com, broonie@kernel.org
Subject: Re: [PATCH] ALSA: hda - program ICT bits to support HBR audio
Date: Tue, 19 Sep 2017 22:07:18 +0530 [thread overview]
Message-ID: <20170919163717.GN30097@localhost> (raw)
In-Reply-To: <1505833201-22363-1-git-send-email-subhransu.s.prusty@intel.com>
On Tue, Sep 19, 2017 at 08:30:01PM +0530, Subhransu S. Prusty wrote:
> From: Sriram Periyasamy <sriramx.periyasamy@intel.com>
>
> On recent Intel platforms (Haswell, Broadwell, Skylake, ApolloLake,
> KabyLake, ...), the IEC Coding Type (ICT) bitfield in the Digital
> Converter Control #3 needs to be set explicitly for HDMI/DisplayPort
> High Bit Rate (HBR) audio playback to work. This was not required in
> earlier platforms when HBR was first introduced. The ICT bits are
> defined in Section 7.3.3.9 of the HDaudio 1.0a specification.
>
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98797
>
> Signed-off-by: Sriram Periyasamy <sriramx.periyasamy@intel.com>
> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
> Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Acked-By: Vinod Koul <vinod.koul@intel.com>
--
~Vinod
next prev parent reply other threads:[~2017-09-19 16:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-19 15:00 [PATCH] ALSA: hda - program ICT bits to support HBR audio Subhransu S. Prusty
2017-09-19 16:37 ` Vinod Koul [this message]
2017-09-19 20:10 ` Takashi Iwai
2017-09-19 21:31 ` Pierre-Louis Bossart
2017-09-19 22:15 ` Pierre-Louis Bossart
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