From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Chunfeng Yun <chunfeng.yun@mediatek.com>,
Felipe Balbi <balbi@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Pavel Hofman <pavel.hofman@ivitera.com>,
Julian Scheel <julian@jusst.de>,
Ruslan Bilovol <ruslan.bilovol@gmail.com>,
Yunhao Tian <t123yh.xyz@gmail.com>,
xin lin <xin.lin@mediatek.com>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org
Subject: Re: [PATCH v2] usb: gadget: f_uac1: add interface association descriptor
Date: Wed, 29 Jun 2022 10:07:31 +0200 [thread overview]
Message-ID: <4329eb0e-eb4b-f0d2-358f-e1d15a9c49de@collabora.com> (raw)
In-Reply-To: <20220629021304.21725-1-chunfeng.yun@mediatek.com>
Il 29/06/22 04:13, Chunfeng Yun ha scritto:
> From: xin lin <xin.lin@mediatek.com>
>
> When we want to use a composite device that supports UVC, UAC1 and
> ADB at the same time, encounter that UAC1 can't work when connected
> to windows 10 system.
> from the online documents of microsoft, "overview of enumeration of
> interface collections on usb composite devices", it recommends that
> vendors use IADs (interface association descriptor) to define
> interface collections.
> After addding IAD, we can fix the issue.
>
> Signed-off-by: xin lin <xin.lin@mediatek.com>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
next prev parent reply other threads:[~2022-06-29 8:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-29 2:13 Chunfeng Yun
2022-06-29 8:07 ` AngeloGioacchino Del Regno [this message]
2022-06-29 9:46 ` Ruslan Bilovol
2022-07-02 8:41 ` Chunfeng Yun
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