From: Takashi Iwai <tiwai@suse.de>
To: Francesco Saverio Pavone <pavone.lawyer@gmail.com>
Cc: tiwai@suse.de, perex@perex.cz, broonie@kernel.org,
linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND] ALSA: pcm_drm_eld: rate-limit ELD parsing errors
Date: Sat, 16 May 2026 16:19:39 +0200 [thread overview]
Message-ID: <87mrxz8mis.wl-tiwai@suse.de> (raw)
In-Reply-To: <20260516141244.21801-1-pavone.lawyer@gmail.com>
On Sat, 16 May 2026 16:12:44 +0200,
Francesco Saverio Pavone wrote:
>
>
> Mirror of Mark Brown's ASoC: hdac_hdmi rate-limit patch (commit
> [lkml.kernel.org/lkml/2025/6/13/1380]) for the generic snd_parse_eld()
> helper used by ASoC hdmi-codec.
>
> When a HDMI sink is disconnected (e.g. a board with two HDMI outputs and
> only one cable), userspace audio servers like PipeWire keep probing the
> disconnected card and trigger:
>
> HDMI: Unknown ELD version 0
>
> at every probe ― easily 30+ messages per burst on rk3588. The same
> applies to malformed ELD (MNL out of range). Both conditions are
> expected when no sink is attached; rate-limit the dev_info() so the
> kernel ring buffer does not fill up.
>
> Signed-off-by: Francesco Saverio Pavone <pavone.lawyer@gmail.com>
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2026-05-16 14:19 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <MSG-ID-Takashi>
2026-05-15 15:58 ` [PATCH] ALSA: pcm_drm_eld: rate-limit ELD parsing errors Sav
2026-05-16 12:24 ` Takashi Iwai
2026-05-16 14:12 ` [PATCH RESEND] " Francesco Saverio Pavone
2026-05-16 14:19 ` Takashi Iwai [this message]
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