From: Takashi Iwai <tiwai@suse.de>
To: Thomas Nemer <thomas.nemer@fortytwo.fr>
Cc: tiwai@suse.com, perex@perex.cz, linux-sound@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] ALSA: usb-audio: Skip sample-rate read-back on PreSonus AudioBox USB
Date: Tue, 20 Oct 2026 10:40:39 +0200 [thread overview]
Message-ID: <87fqy0ix2w.wl-tiwai@suse.de> (raw)
In-Reply-To: <20261019204944.28302-1-thomas.nemer@fortytwo.fr>
On Mon, 19 Oct 2026 22:49:44 +0200,
Thomas Nemer wrote:
>
> The AudioBox USB stalls the UAC1 GET_CUR SAMPLING_FREQ request on both
> streaming endpoints. After the sample rate is set, the read-back
> verification in set_sample_rate_v1() fails and logs
>
> usb 1-3.1.2: 2:1: cannot get freq at ep 0x1
> usb 1-3.1.2: 3:1: cannot get freq at ep 0x82
>
> on each endpoint configuration until the sample_rate_read_error counter
> gives up. Set QUIRK_FLAG_GET_SAMPLE_RATE to skip the read-back on this
> device.
>
> Fixes: 1869c47e5d59 ("ALSA: usb-audio: Fix missing sample-rate control for PreSonus AudioBox USB")
>
> Cc: stable@vger.kernel.org
> Signed-off-by: Thomas Nemer <thomas.nemer@fortytwo.fr>
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2026-10-20 8:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-19 20:49 [PATCH] ALSA: usb-audio: Skip sample-rate read-back on PreSonus AudioBox USB Thomas Nemer
2026-10-20 8:40 ` Takashi Iwai [this message]
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