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    SubjectRe: [PATCH] extcon: Split out extcon header file for consumer and provider device
    On Fri, Sep 29, 2017 at 8:01 AM, Chanwoo Choi <cw00.choi@samsung.com> wrote:
    > The extcon has two type of extcon devices as following.
    > - 'extcon provider deivce' adds new extcon device and detect the
    > state/properties of external connector. Also, it notifies the
    > state/properties to the extcon consumer device.
    > - 'extcon consumer device' gets the change state/properties
    > from extcon provider device.
    > Prior to that, include/linux/extcon.h contains all exported API for
    > both provider and consumer device driver. To clarify the meaning of
    > header file and to remove the wrong use-case on consumer device,
    > this patch separates into extcon.h and extcon-provider.h.
    >
    > [Description for include/linux/{extcon.h|extcon-provider.h}]
    > - extcon.h includes the extcon API and data structure for extcon consumer
    > device driver. This header file contains the following APIs:
    > : Register/unregister the notifier to catch the change of extcon device
    > : Get the extcon device instance
    > : Get the extcon device name
    > : Get the state of each external connector
    > : Get the property value of each external connector
    > : Get the property capability of each external connector
    >
    > - extcon-provider.h includes the extcon API and data structure for extcon
    > provider device driver. This header file contains the following APIs:
    > : Include 'include/linux/extcon.h'
    > : Allocate the memory for extcon device instance
    > : Register/unregister extcon device
    > : Set the state of each external connector
    > : Set the property value of each external connector
    > : Set the property capability of each external connector
    >
    > Cc: Felipe Balbi <balbi@kernel.org>
    > Cc: Kishon Vijay Abraham I <kishon@ti.com>
    > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    > Cc: Sebastian Reichel <sre@kernel.org>
    > Cc: Lee Jones <lee.jones@linaro.org>
    > Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
    > ---

    For

    > drivers/extcon/extcon-axp288.c | 2 +-

    and

    > drivers/phy/allwinner/phy-sun4i-usb.c | 2 +-

    Acked-by: Chen-Yu Tsai <wens@csie.org>

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