linux-kernel - Re: [PATCH] extcon: Split out the extcon APIs for extcon provider driver

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Message-ID: <20161129101058.GG1867@localhost.localdomain>
Date:   Tue, 29 Nov 2016 10:10:58 +0000
From:   Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
To:     Chanwoo Choi <cw00.choi@...sung.com>
CC:     <linux-kernel@...r.kernel.org>, <chanwoo@...nel.org>,
        <myungjoo.ham@...sung.com>, Chen-Yu Tsai <wens@...e.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Felipe Balbi <balbi@...nel.org>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        Chris Zhong <zyw@...k-chips.com>,
        Roger Quadros <rogerq@...com>,
        <patches@...nsource.wolfsonmicro.com>,
        <linux-renesas-soc@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-usb@...r.kernel.org>
Subject: Re: [PATCH] extcon: Split out the extcon APIs for extcon provider
 driver

On Tue, Nov 29, 2016 at 07:02:23PM +0900, Chanwoo Choi wrote:
> This patchs split out the extcon APIs of extcon provider driver in order to
> prevent the direct access of struct extcon_dev by extcon consumer driver.
> The extcon consumer driver don't need to handle the extcon provider APIs.
> 
> The extcon subsystem has two type of extcon drivers as following:
> - extcon provider driver
> : Detect the external connector and identify the state/property of
>   each external connector. And it send the notification to synchronize
>   the information between provider and consumer driver.
> - extcon consumer driver
> : Receive the notifcation from extcon provider driver. When receving the noti,
>   it can get the both state and property of specific external connector.
> 
> Cc: Myungjoo Ham <myungjoo.ham@...sung.com>
> Cc: Chen-Yu Tsai <wens@...e.org>
> Cc: Krzysztof Kozlowski <krzk@...nel.org>
> Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>
> Cc: Kishon Vijay Abraham I <kishon@...com>
> Cc: Maxime Ripard <maxime.ripard@...e-electrons.com>
> Cc: Felipe Balbi <balbi@...nel.org>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: Chris Zhong <zyw@...k-chips.com>
> Cc: Roger Quadros <rogerq@...com>
> Cc: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> Cc: patches@...nsource.wolfsonmicro.com
> Cc: linux-renesas-soc@...r.kernel.org
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-usb@...r.kernel.org
> Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
> ---
>  drivers/extcon/devres.c                |   2 +-
>  drivers/extcon/extcon-adc-jack.c       |   2 +-
>  drivers/extcon/extcon-arizona.c        |   2 +-

For the Arizona bit:

Acked-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>

Thanks,
Charles