linux-kernel - Re: [PATCH v2 2/2] Revert "usb: dwc3: Don't switch OTG -> peripheral if extcon is present"

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Date:   Thu, 29 Sep 2022 10:47:19 +0200
From:   "Sven Peter" <sven@...npeter.dev>
To:     "Andrey Smirnov" <andrew.smirnov@...il.com>
Cc:     "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Felipe Balbi" <balbi@...nel.org>, "Ferry Toth" <fntoth@...il.com>,
        stable@...r.kernel.org,
        "Andy Shevchenko" <andriy.shevchenko@...ux.intel.com>
Subject: Re: [PATCH v2 2/2] Revert "usb: dwc3: Don't switch OTG -> peripheral if extcon
 is present"



On Thu, Sep 29, 2022, at 05:01, Andrey Smirnov wrote:
> On Tue, Sep 27, 2022 at 8:53 AM Andy Shevchenko
> <andriy.shevchenko@...ux.intel.com> wrote:
>>
>> This reverts commit 0f01017191384e3962fa31520a9fd9846c3d352f.
>>
>> As pointed out by Ferry this breaks Dual Role support on
>> Intel Merrifield platforms.
>>
>> Fixes: 0f0101719138 ("usb: dwc3: Don't switch OTG -> peripheral if extcon is present")
>> Reported-by: Ferry Toth <fntoth@...il.com>
>> Cc: stable@...r.kernel.org
>> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
>> Tested-by: Ferry Toth <fntoth@...il.com> # for Merrifield
>
> Sven can you check that this also fixes the regression of your fix?

I'll only have time to test this on the weekend but the fix looks good to me.

Reviewed-by: Sven Peter <sven@...npeter.dev>


Sven