linux-kernel - Re: [PATCH v19 0/4] Introduce usb charger framework to deal with the usb gadget power negotation

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Date:   Tue, 14 Mar 2017 10:03:36 +0800
From:   Baolin Wang <baolin.wang@...aro.org>
To:     Jun Li <jun.li@....com>
Cc:     NeilBrown <neilb@...e.com>, Felipe Balbi <balbi@...nel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Sebastian Reichel <sre@...nel.org>,
        Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
        David Woodhouse <dwmw2@...radead.org>,
        "robh@...nel.org" <robh@...nel.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Ruslan Bilovol <ruslan.bilovol@...il.com>,
        Peter Chen <peter.chen@...escale.com>,
        Alan Stern <stern@...land.harvard.edu>,
        "grygorii.strashko@...com" <grygorii.strashko@...com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Lee Jones <lee.jones@...aro.org>,
        Mark Brown <broonie@...nel.org>,
        John Stultz <john.stultz@...aro.org>,
        Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>,
        "patches@...nsource.wolfsonmicro.com" 
        <patches@...nsource.wolfsonmicro.com>,
        Linux PM list <linux-pm@...r.kernel.org>,
        USB <linux-usb@...r.kernel.org>,
        "device-mainlining@...ts.linuxfoundation.org" 
        <device-mainlining@...ts.linuxfoundation.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v19 0/4] Introduce usb charger framework to deal with the
 usb gadget power negotation

On 14 March 2017 at 09:10, Jun Li <jun.li@....com> wrote:
> Hi,
>
>> -----Original Message-----
>> From: Baolin Wang [mailto:baolin.wang@...aro.org]
>> Sent: Monday, March 13, 2017 4:44 PM
>> To: Jun Li <jun.li@....com>
>> Cc: NeilBrown <neilb@...e.com>; Felipe Balbi <balbi@...nel.org>; Greg KH
>> <gregkh@...uxfoundation.org>; Sebastian Reichel <sre@...nel.org>; Dmitry
>> Eremin-Solenikov <dbaryshkov@...il.com>; David Woodhouse
>> <dwmw2@...radead.org>; robh@...nel.org; Marek Szyprowski
>> <m.szyprowski@...sung.com>; Ruslan Bilovol <ruslan.bilovol@...il.com>;
>> Peter Chen <peter.chen@...escale.com>; Alan Stern
>> <stern@...land.harvard.edu>; grygorii.strashko@...com; Yoshihiro Shimoda
>> <yoshihiro.shimoda.uh@...esas.com>; Lee Jones <lee.jones@...aro.org>;
>> Mark Brown <broonie@...nel.org>; John Stultz <john.stultz@...aro.org>;
>> Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>;
>> patches@...nsource.wolfsonmicro.com; Linux PM list <linux-
>> pm@...r.kernel.org>; USB <linux-usb@...r.kernel.org>; device-
>> mainlining@...ts.linuxfoundation.org; LKML <linux-kernel@...r.kernel.org>
>> Subject: Re: [PATCH v19 0/4] Introduce usb charger framework to deal with
>> the usb gadget power negotation
>>
> ... ...
>> >> That is same what USB charger did, from this point, we need USB
>> >> charger to send out vbus draw information according to speed and usb
>> >> state. But I should listen to other guys suggestion. Peter and Felipe, what
>> do you think?
>
> Instead of waiting for maintainer's comments on this long discussion, I'd suggest
> you directly post the patches for the required change, so they can easily know
> what's the conclusion/solution looks like.

That's right, I am creating patches for adding extcon_dev in
phy/usb_phy. Thanks.

-- 
Baolin.wang
Best Regards