linux-kernel - Re: [RFC][PATCH 1/3 v2] usb: dwc2: Add extcon support to dwc2 driver

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Date:   Tue, 6 Dec 2016 20:13:54 -0800
From:   John Stultz <john.stultz@...aro.org>
To:     Chanwoo Choi <cw00.choi@...sung.com>
Cc:     lkml <linux-kernel@...r.kernel.org>, Wei Xu <xuwei5@...ilicon.com>,
        Guodong Xu <guodong.xu@...aro.org>,
        Amit Pundir <amit.pundir@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        John Youn <johnyoun@...opsys.com>,
        Douglas Anderson <dianders@...omium.org>,
        Chen Yu <chenyu56@...wei.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Linux USB List <linux-usb@...r.kernel.org>
Subject: Re: [RFC][PATCH 1/3 v2] usb: dwc2: Add extcon support to dwc2 driver

On Tue, Dec 6, 2016 at 7:54 PM, Chanwoo Choi <cw00.choi@...sung.com> wrote:
> Hi John,
>
> I give a some guide for extcon API.
> This patch uses the deprecated extcon API (extcon_get_cable_state_).
> So, I recommend that you better to use following extcon API:
> - extcon_get_cable_state_()  -> extcon_get_state()
> - extcon_register_notifier() -> devm_extcon_register_notifier()

Many thanks for the pointers! I really appreciate it! I'll rework the
driver accordingly (if JohnY doesn't conclude that the extcon support
here is unnecessary).

thanks
-john