Hello.

On 8/19/2015 12:13 PM, Baolin Wang wrote:

For supporting the usb charger, it adds the usb_charger_init() and
usb_charger_exit() functions for usb charger initialization and exit.

Introduce a callback 'get_charger_type' which will implemented by
user for usb gadget operations to get the usb charger type.

Signed-off-by: Baolin Wang <baolin.w...@linaro.org>
[...]

diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 755e8bc..44d82f5 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget.h
@@ -537,6 +537,7 @@ struct usb_gadget_ops {
        struct usb_ep *(*match_ep)(struct usb_gadget *,
                        struct usb_endpoint_descriptor *,
                        struct usb_ss_ep_comp_descriptor *);
+       enum usb_charger_type   (*get_charger_type)(struct usb_gadget *);
                             ^^^ please use space, not tab here

  };

  /**
@@ -611,6 +612,7 @@ struct usb_gadget {
        struct usb_otg_caps             *otg_caps;
        struct raw_notifier_head        nh;
        struct mutex                    lock;
+       struct usb_charger              *uchger;

   Why not simply call the field 'charger'? :-)

[...]

WBR, Sergei

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