From: Takashi Iwai <tiwai@suse.de>
To: Edward Blair <edward.blair@gmail.com>
Cc: linux-sound@vger.kernel.org, perex@perex.cz, tiwai@suse.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: usb-audio: Add quirk flags for SMSL USB DAC
Date: Sun, 23 Aug 2026 11:00:17 +0200 [thread overview]
Message-ID: <87ik51w6se.wl-tiwai@suse.de> (raw)
In-Reply-To: <20260822114110.1069541-1-edward.blair@gmail.com>
On Sat, 22 Aug 2026 13:41:10 +0200,
Edward Blair wrote:
>
> The SMSL USB DAC with USB ID 152a:85dd produces an audible pop
> when snd-usb-audio performs its redundant probe-time interface setup.
> It also pops when returning from runtime suspend.
>
> Skip the probe-time interface setup and disable runtime autosuspend for
> this device. Both flags have been verified through the quirk_flags module
> parameter.
>
> Keep QUIRK_FLAG_DSD_RAW in the device entry because the exact match takes
> precedence over the generic 0x152a vendor entry from which the device
> currently inherits that flag.
>
> Signed-off-by: Edward Blair <edward.blair@gmail.com>
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2026-08-23 9:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-22 11:41 [PATCH] ALSA: usb-audio: Add quirk flags for SMSL USB DAC Edward Blair
2026-08-23 9:00 ` Takashi Iwai [this message]
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