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Message-ID: <2545400a-e821-ce05-5c59-67b9838f4644@collabora.com>
Date:   Mon, 21 Nov 2022 10:05:51 +0100
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Subject: Re: [PATCH] usb: host: xhci-mtk: omit shared hcd if either root hub
 has no ports
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To:     Chunfeng Yun <chunfeng.yun@mediatek.com>,
        Mathias Nyman <mathias.nyman@intel.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        Eddie Hung <eddie.hung@mediatek.com>
References: <20221118110116.20165-1-chunfeng.yun@mediatek.com>
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>
In-Reply-To: <20221118110116.20165-1-chunfeng.yun@mediatek.com>
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Il 18/11/22 12:01, Chunfeng Yun ha scritto:
> There is error log when add a usb3 root hub without ports:
> "hub 4-0:1.0: config failed, hub doesn't have any ports! (err -19)"
> 
> so omit the shared hcd if either of the root hubs has no ports, but
> usually there is no usb3 port.
> 
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>