linux-kernel - Re: [PATCH v4] usb: xhci-mtk: fix unreleased bandwidth data

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Message-ID: <CAATdQgAv_M6-xf1XhQoEnyAwMuXTo-GZ6xog4X1Qu4MtBnncTA@mail.gmail.com>
Date:   Tue, 29 Dec 2020 14:27:10 +0800
From:   Ikjoon Jang <ikjn@...omium.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>, linux-usb@...r.kernel.org,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        Zhanyong Wang <zhanyong.wang@...iatek.com>,
        Tianping Fang <tianping.fang@...iatek.com>,
        Mathias Nyman <mathias.nyman@...el.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4] usb: xhci-mtk: fix unreleased bandwidth data

On Mon, Dec 28, 2020 at 10:34 PM Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
>
> On Mon, Dec 14, 2020 at 04:39:53PM +0800, Ikjoon Jang wrote:
> > xhci-mtk has hooks on add_endpoint() and drop_endpoint() from xhci
> > to handle its own sw bandwidth managements and stores bandwidth data
> > into internal table every time add_endpoint() is called,
> > so when bandwidth allocation fails at one endpoint, all earlier
> > allocation from the same interface could still remain at the table.
> >
> > This patch adds two more hooks from check_bandwidth() and
> > reset_bandwidth(), and make mtk-xhci to releases all failed endpoints
> > from reset_bandwidth().
> >
> > Fixes: 4b0f7a77fb3c ("usb: xhci-mtk: supports bandwidth scheduling with multi-TT")
>
> This is not a git commit id that is in Linus's tree :(
>

Oops, I apologize, I sent a new v5 patch with
Fixes: 08e469de87a2 ("usb: xhci-mtk: supports bandwidth scheduling
with multi-TT")