From: Takashi Iwai <tiwai@suse.de>
To: Kitty Makin <autumnull@posteo.net>
Cc: linux-sound@vger.kernel.org, tiwai@suse.com, perex@perex.cz,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: usb-audio: Add capture quirk for Behringer FCA1616
Date: Mon, 14 Sep 2026 08:18:46 +0200 [thread overview]
Message-ID: <87se3cqrsp.wl-tiwai@suse.de> (raw)
In-Reply-To: <20260914002334.12691-1-autumnull@posteo.net>
On Mon, 14 Sep 2026 02:24:24 +0200,
Kitty Makin wrote:
>
> The Behringer FCA1616 (1397:0004) returns silent capture samples unless its
> playback endpoint is active.
>
> Use the existing fixed implicit-feedback mechanism to keep playback endpoint
> 0x01 on interface 1 active during capture.
>
> Tested with 16-channel S32_LE capture at 44.1 and 48 kHz.
>
> Signed-off-by: Kitty Makin <autumnull@posteo.net>
It's interesting that this capture implicit quirk is still needed.
Maybe we can work around in a different way, but this addition would
be likely simpler. Let's see whether any other devices need to follow
this pattern, then we can rethink.
In anyway, applied now. Thanks.
Takashi
prev parent reply other threads:[~2026-09-14 6:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-14 0:24 Kitty Makin
2026-09-14 6:18 ` Takashi Iwai [this message]
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