From patchwork Mon Jul 27 09:16:56 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Baldyga X-Patchwork-Id: 6870521 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 1D59C9F358 for ; Mon, 27 Jul 2015 09:23:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 35BEE2063B for ; Mon, 27 Jul 2015 09:23:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 280B420632 for ; Mon, 27 Jul 2015 09:23:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753031AbbG0JXO (ORCPT ); Mon, 27 Jul 2015 05:23:14 -0400 Received: from mailout1.samsung.com ([203.254.224.24]:33976 "EHLO mailout1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753179AbbG0JXD (ORCPT ); Mon, 27 Jul 2015 05:23:03 -0400 Received: from epcpsbgm2new.samsung.com (epcpsbgm2 [203.254.230.27]) by mailout1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NS5027EV3ECNSE0@mailout1.samsung.com>; Mon, 27 Jul 2015 18:23:00 +0900 (KST) X-AuditID: cbfee61b-f79706d000001b96-31-55b5f87456ec Received: from epmmp1.local.host ( [203.254.227.16]) by epcpsbgm2new.samsung.com (EPCPMTA) with SMTP id AC.CD.07062.478F5B55; Mon, 27 Jul 2015 18:23:00 +0900 (KST) Received: from AMDC2122.DIGITAL.local ([106.120.53.17]) by mmp1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0NS500L1Z34BGGA0@mmp1.samsung.com>; Mon, 27 Jul 2015 18:23:00 +0900 (KST) From: Robert Baldyga To: balbi@ti.com Cc: gregkh@linuxfoundation.org, Peter.Chen@freescale.com, johnyoun@synopsys.com, dahlmann.thomas@arcor.de, nicolas.ferre@atmel.com, cernekee@gmail.com, leoli@freescale.com, daniel@zonque.org, haojian.zhuang@gmail.com, robert.jarzmik@free.fr, michal.simek@xilinx.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-omap@vger.kernel.org, linux-geode@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, andrzej.p@samsung.com, m.szyprowski@samsung.com, stern@rowland.harvard.edu, petr.cvek@tul.cz, Robert Baldyga Subject: [PATCH v4 46/46] usb: musb: gadget: add musb_match_ep() function Date: Mon, 27 Jul 2015 11:16:56 +0200 Message-id: <1437988616-6962-47-git-send-email-r.baldyga@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1437988616-6962-1-git-send-email-r.baldyga@samsung.com> References: <1437988616-6962-1-git-send-email-r.baldyga@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprDIsWRmVeSWpSXmKPExsVy+t9jAd2SH1tDDTrnmFvMetnOYnHwfr3F 3gV3GS067x9mtmj6+4rFYs+ZX+wWzYvXs1lcWGdusfv0JUaLXw+ELDY9vsZq0X/uNIvF5V1z 2CxmL+lnsVi0rJXZ4vf3f6wWa4/cZbd49zLC4tvlZnaLY7P/MlnM75jKavHg8E52i1lvhC0m /L7A5iDhMfnJRiaPBb+2snjc23eYxaN/3WdWj3+H+5k8ds66y+6xf+4ado/NS+o9zs9YyOgx ++4PRo++LasYPbbs/8zocfzGdiaPmSt72Tw+b5Lz2Pv5N0uAYBSXTUpqTmZZapG+XQJXxtPm uIJWqYojm5ezNjCeEu1i5OSQEDCROLNoOiOELSZx4d56ti5GLg4hgaWMEgsvLmGHcH4ySkxe M5MNpIpNQEdiy/cJYB0iAgIS619cAitiFvjBInF2Xjc7SEJYwFPi8/l3YEUsAqoSK19uYAGx eQVcJbraDzFDrJOTOHlsMiuIzQkUXzJtK1MXIwfQNheJI9e1JjDyLmBkWMUokVqQXFCclJ5r lJdarlecmFtcmpeul5yfu4kRHGfPpHcwHt7lfohRgINRiYf3gsrWUCHWxLLiytxDjBIczEoi vI+jgEK8KYmVValF+fFFpTmpxYcYpTlYlMR59U02hQoJpCeWpGanphakFsFkmTg4pRoYpxx5 7ZLEamPzrsgs7k8zs2Lapeodfi/+GjmdXDJxXeJj3Xfxgtqq6yV3/jnX45YX4fY1XnelTOqC ezujlxuw/mNver8qtf7+7f1ZCxxaXvGxrlyh58Zqmq58rEz/0zqBW8xfnlw+/e7dCa1td8ru 59/M/VQp2BZc3O/LF1QpkV65uKniwwQeJZbijERDLeai4kQAVSyzZK8CAAA= Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-8.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add 'match_ep' callback to utilize chip-specific knowledge in endpoint matching process. Function does the same that was done by chip-specific code inside of epautoconf. Now this code can be removed from there to separate generic code from platform specific logic. Signed-off-by: Robert Baldyga --- drivers/usb/gadget/epautoconf.c | 23 ----------------------- drivers/usb/musb/musb_gadget.c | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 23 deletions(-) diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index da45371..254ece7 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -83,29 +83,6 @@ struct usb_ep *usb_ep_autoconfig_ss( goto found_ep; } - /* First, apply chip-specific "best usage" knowledge. - * This might make a good usb_gadget_ops hook ... - */ -#ifdef CONFIG_BLACKFIN - if (gadget_is_musbhdrc(gadget)) { - if ((USB_ENDPOINT_XFER_BULK == type) || - (USB_ENDPOINT_XFER_ISOC == type)) { - if (USB_DIR_IN & desc->bEndpointAddress) - ep = gadget_find_ep_by_name(gadget, "ep5in"); - else - ep = gadget_find_ep_by_name(gadget, "ep6out"); - } else if (USB_ENDPOINT_XFER_INT == type) { - if (USB_DIR_IN & desc->bEndpointAddress) - ep = gadget_find_ep_by_name(gadget, "ep1in"); - else - ep = gadget_find_ep_by_name(gadget, "ep2out"); - } else - ep = NULL; - if (ep && usb_gadget_ep_match_desc(gadget, ep, desc, ep_comp)) - goto found_ep; - } -#endif - /* Second, look at endpoints until an unclaimed one looks usable */ list_for_each_entry (ep, &gadget->ep_list, ep_list) { if (usb_gadget_ep_match_desc(gadget, ep, desc, ep_comp)) diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 043248a..3a64cf2 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -1684,6 +1684,39 @@ static int musb_gadget_pullup(struct usb_gadget *gadget, int is_on) return 0; } +#ifdef CONFIG_BLACKFIN +static struct usb_ep *musb_match_ep(struct usb_gadget *g, + struct usb_endpoint_descriptor *desc, + struct usb_ss_ep_comp_descriptor *ep_comp) +{ + struct usb_ep *ep = NULL; + u8 type = usb_endpoint_type(desc); + + switch(type) { + case USB_ENDPOINT_XFER_ISOC: + case USB_ENDPOINT_XFER_BULK: + if (usb_endpoint_dir_in(desc)) + ep = gadget_find_ep_by_name(g, "ep5in"); + else + ep = gadget_find_ep_by_name(g, "ep6out"); + break; + case USB_ENDPOINT_XFER_INT: + if (usb_endpoint_dir_in(desc)) + ep = gadget_find_ep_by_name(g, "ep1in"); + else + ep = gadget_find_ep_by_name(g, "ep2out"); + default: + } + + if (ep && usb_gadget_ep_match_desc(g, ep, desc, ep_comp)) + return ep; + + return NULL; +} +#else +#define musb_match_ep NULL +#endif + static int musb_gadget_start(struct usb_gadget *g, struct usb_gadget_driver *driver); static int musb_gadget_stop(struct usb_gadget *g); @@ -1697,6 +1730,7 @@ static const struct usb_gadget_ops musb_gadget_operations = { .pullup = musb_gadget_pullup, .udc_start = musb_gadget_start, .udc_stop = musb_gadget_stop, + .match_ep = musb_match_ep, }; /* ----------------------------------------------------------------------- */