From: Takashi Iwai <tiwai@suse.de>
To: Chris Chiu <chiu@endlessm.com>
Cc: perex@perex.cz, tiwai@suse.com, benquike@gmail.com,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
linux@endlessm.com
Subject: Re: [PATCH] ALSA: usb: mixer: volume quirk for ESS Technology Asus USB DAC
Date: Tue, 26 May 2020 09:04:22 +0200 [thread overview]
Message-ID: <s5h7dwztbwp.wl-tiwai@suse.de> (raw)
In-Reply-To: <20200526062613.55401-1-chiu@endlessm.com>
On Tue, 26 May 2020 08:26:13 +0200,
Chris Chiu wrote:
>
> The Asus USB DAC is a USB type-C audio dongle for connecting to
> the headset and headphone. The volume minimum value -23040 which
> is 0xa600 in hexadecimal with the resolution value 1 indicates
> this should be endianness issue caused by the firmware bug. Add
> a volume quirk to fix the volume control problem.
>
> Also fixes this warning:
> Warning! Unlikely big volume range (=23040), cval->res is probably wrong.
> [5] FU [Headset Capture Volume] ch = 1, val = -23040/0/1
> Warning! Unlikely big volume range (=23040), cval->res is probably wrong.
> [7] FU [Headset Playback Volume] ch = 1, val = -23040/0/1
>
> Signed-off-by: Chris Chiu <chiu@endlessm.com>
Applied with Cc to stable now. Thanks.
Takashi
prev parent reply other threads:[~2020-05-26 7:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-26 6:26 Chris Chiu
2020-05-26 7:04 ` Takashi Iwai [this message]
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