From: Takashi Iwai <tiwai@suse.de>
To: "David Heimann" <d@dmeh.net>
Cc: tiwai@suse.com, perex@perex.cz, linux-sound@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: usb-audio: Add implicit feedback quirk for RODE AI-1
Date: Mon, 02 Jun 2025 16:50:27 +0200 [thread overview]
Message-ID: <87plfmxkng.wl-tiwai@suse.de> (raw)
In-Reply-To: <084dc88c-1193-4a94-a002-5599adff936c@app.fastmail.com>
On Sun, 01 Jun 2025 18:41:16 +0200,
David Heimann wrote:
>
> The RODE AI-1 audio interface requires implicit feedback sync between playback endpoint 0x03 and feedback endpoint 0x84 on interface 3, but doesn't advertise this in its USB descriptors.
>
> Without this quirk, the device receives audio data but produces no output.
>
> Signed-off-by: David Heimann <d@dmeh.net>
> ---
> Tested using module parameter:
> options snd-usb-audio implicit_fb=1:19f7:000a
>
> This device previously worked but stopped producing audio output (possibly after a kernel or audio subsystem update). This quirk restores functionality.
>
> This resolves audio output on the RODE AI-1 which otherwise receives audio data but produces no sound.
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2025-06-02 14:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-01 16:41 [PATCH] ALSA: usb-audio: Add implicit feedback quirk for RODE AI-1 David Heimann
2025-06-02 14:50 ` Takashi Iwai [this message]
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