From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Quadros Subject: [PATCH v10 06/14] usb: gadget.h: Add OTG to gadget interface Date: Fri, 10 Jun 2016 16:07:15 +0300 Message-ID: <1465564043-27163-7-git-send-email-rogerq@ti.com> References: <1465564043-27163-1-git-send-email-rogerq@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1465564043-27163-1-git-send-email-rogerq-l0cyMroinI0@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org Cc: balbi-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org, gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, mathias.nyman-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, Joao.Pinto-HKixBCOQz3hWk0Htik3J/w@public.gmane.org, sergei.shtylyov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org, jun.li-KZfg59tc24xl57MIdRCFDg@public.gmane.org, grygorii.strashko-l0cyMroinI0@public.gmane.org, yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org, robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, nsekhar-l0cyMroinI0@public.gmane.org, b-liu-l0cyMroinI0@public.gmane.org, joe-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org, linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Roger Quadros List-Id: devicetree@vger.kernel.org The OTG core will use struct otg_gadget_ops to start/stop the gadget controller. The main purpose of this interface is to avoid directly calling usb_gadget_start/stop() from the OTG core as they wouldn't be defined in the built-in symbol table if CONFIG_USB_GADGET is m. Signed-off-by: Roger Quadros --- include/linux/usb/gadget.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 2dd9e6b..f4fc0aa 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -639,6 +639,22 @@ struct usb_gadget_driver { }; +/*-------------------------------------------------------------------------*/ + +/** + * struct otg_gadget_ops - Interface between OTG core and gadget + * + * Provided by the gadget core to allow the OTG core to start/stop the gadget + * + * @start: function to start the gadget + * @stop: function to stop the gadget + * @connect_control: function to connect/disconnect from the bus + */ +struct otg_gadget_ops { + int (*start)(struct usb_gadget *gadget); + int (*stop)(struct usb_gadget *gadget); + int (*connect_control)(struct usb_gadget *gadget, bool connect); +}; /*-------------------------------------------------------------------------*/ -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html