Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933066AbbHXNV6 (ORCPT ); Mon, 24 Aug 2015 09:21:58 -0400 Received: from devils.ext.ti.com ([198.47.26.153]:34455 "EHLO devils.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932941AbbHXNVz (ORCPT ); Mon, 24 Aug 2015 09:21:55 -0400 From: Roger Quadros To: , , , CC: , , , , , , , , , Roger Quadros Subject: [PATCH v4 05/13] usb: hcd.h: Add OTG to HCD interface Date: Mon, 24 Aug 2015 16:21:16 +0300 Message-ID: <1440422484-4737-6-git-send-email-rogerq@ti.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1440422484-4737-1-git-send-email-rogerq@ti.com> References: <1440422484-4737-1-git-send-email-rogerq@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1376 Lines: 47 The OTG core will use struct otg_hcd_ops to add/remove the HCD controller. The main purpose of this interface is to avoid directly calling usb_add/remove_hcd() from the OTG core as they wouldn't be defined in the built-in symbol table if CONFIG_USB is m. Signed-off-by: Roger Quadros Reviewed-by: Peter Chen --- include/linux/usb/hcd.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index d2784c1..27d78b1 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -386,6 +386,20 @@ struct hc_driver { }; +/** + * struct otg_hcd_ops - Interface between OTG core and HCD + * + * Provided by the HCD core to allow the OTG core to start/stop the HCD + * + * @add: function to add the HCD + * @remove: function to remove the HCD + */ +struct otg_hcd_ops { + int (*add)(struct usb_hcd *hcd, + unsigned int irqnum, unsigned long irqflags); + void (*remove)(struct usb_hcd *hcd); +}; + static inline int hcd_giveback_urb_in_bh(struct usb_hcd *hcd) { return hcd->driver->flags & HCD_BH; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/