From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Chen Subject: Re: [PATCH v10 06/14] usb: gadget.h: Add OTG to gadget interface Date: Sun, 12 Jun 2016 17:13:24 +0800 Message-ID: <20160612091324.GF22054@shlinux2> References: <1465564043-27163-1-git-send-email-rogerq@ti.com> <1465564043-27163-7-git-send-email-rogerq@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1465564043-27163-7-git-send-email-rogerq@ti.com> Sender: linux-kernel-owner@vger.kernel.org To: Roger Quadros Cc: peter.chen@freescale.com, balbi@kernel.org, tony@atomide.com, gregkh@linuxfoundation.org, dan.j.williams@intel.com, mathias.nyman@linux.intel.com, Joao.Pinto@synopsys.com, sergei.shtylyov@cogentembedded.com, jun.li@freescale.com, grygorii.strashko@ti.com, yoshihiro.shimoda.uh@renesas.com, robh@kernel.org, nsekhar@ti.com, b-liu@ti.com, joe@perches.com, linux-usb@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org List-Id: devicetree@vger.kernel.org On Fri, Jun 10, 2016 at 04:07:15PM +0300, Roger Quadros wrote: > 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 Acked-by: Peter Chen > --- > 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@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Best Regards, Peter Chen