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From: Takashi Iwai <tiwai@suse.de>
To: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>,
	alsa-devel@alsa-project.org,
	Kai Vehmanen <kai.vehmanen@linux.intel.com>,
	linux-kernel@vger.kernel.org,
	Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
	tiwai@suse.com, Hui Wang <hui.wang@canonical.com>
Subject: Re: [PATCH] ALSA: hda/hdmi: Consider ELD is invalid when no SAD is present
Date: Thu, 02 Dec 2021 09:03:37 +0100	[thread overview]
Message-ID: <s5hfsrbwi06.wl-tiwai@suse.de> (raw)
In-Reply-To: <20211202073338.1384768-1-kai.heng.feng@canonical.com>

On Thu, 02 Dec 2021 08:33:35 +0100,
Kai-Heng Feng wrote:
> 
> There's a system that reports a bogus HDMI audio interface:
> $ cat eld#2.0
> monitor_present         1
> eld_valid               1
> monitor_name
> connection_type         DisplayPort
> eld_version             [0x2] CEA-861D or below
> edid_version            [0x3] CEA-861-B, C or D
> manufacture_id          0xe430
> product_id              0x690
> port_id                 0x0
> support_hdcp            0
> support_ai              0
> audio_sync_delay        0
> speakers                [0xffff] FL/FR LFE FC RL/RR RC FLC/FRC RLC/RRC FLW/FRW FLH/FRH TC FCH
> sad_count               0
> 
> Since playing audio is not possible without SAD, also consider ELD is
> invalid for this case.
> 
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>

Thanks, applied.


Takashi

WARNING: multiple messages have this Message-ID (diff)
From: Takashi Iwai <tiwai@suse.de>
To: Kai-Heng Feng <kai.heng.feng@canonical.com>
Cc: tiwai@suse.com, Jaroslav Kysela <perex@perex.cz>,
	Kai Vehmanen <kai.vehmanen@linux.intel.com>,
	Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>,
	Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
	Hui Wang <hui.wang@canonical.com>,
	alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: hda/hdmi: Consider ELD is invalid when no SAD is present
Date: Thu, 02 Dec 2021 09:03:37 +0100	[thread overview]
Message-ID: <s5hfsrbwi06.wl-tiwai@suse.de> (raw)
In-Reply-To: <20211202073338.1384768-1-kai.heng.feng@canonical.com>

On Thu, 02 Dec 2021 08:33:35 +0100,
Kai-Heng Feng wrote:
> 
> There's a system that reports a bogus HDMI audio interface:
> $ cat eld#2.0
> monitor_present         1
> eld_valid               1
> monitor_name
> connection_type         DisplayPort
> eld_version             [0x2] CEA-861D or below
> edid_version            [0x3] CEA-861-B, C or D
> manufacture_id          0xe430
> product_id              0x690
> port_id                 0x0
> support_hdcp            0
> support_ai              0
> audio_sync_delay        0
> speakers                [0xffff] FL/FR LFE FC RL/RR RC FLC/FRC RLC/RRC FLW/FRW FLH/FRH TC FCH
> sad_count               0
> 
> Since playing audio is not possible without SAD, also consider ELD is
> invalid for this case.
> 
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>

Thanks, applied.


Takashi

  reply	other threads:[~2021-12-02  8:04 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-02  7:33 [PATCH] ALSA: hda/hdmi: Consider ELD is invalid when no SAD is present Kai-Heng Feng
2021-12-02  7:33 ` Kai-Heng Feng
2021-12-02  8:03 ` Takashi Iwai [this message]
2021-12-02  8:03   ` Takashi Iwai

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