From patchwork Sat Jul 7 14:56:44 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Zhao X-Patchwork-Id: 1168871 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) by patchwork1.kernel.org (Postfix) with ESMTP id 1E7953FE4F for ; Sat, 7 Jul 2012 15:13:25 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1SnWaX-0005d5-97; Sat, 07 Jul 2012 15:06:26 +0000 Received: from ch1ehsobe006.messaging.microsoft.com ([216.32.181.186] helo=ch1outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SnWRx-0003v8-QS for linux-arm-kernel@lists.infradead.org; Sat, 07 Jul 2012 14:57:57 +0000 Received: from mail102-ch1-R.bigfish.com (10.43.68.228) by CH1EHSOBE016.bigfish.com (10.43.70.66) with Microsoft SMTP Server id 14.1.225.23; Sat, 7 Jul 2012 14:55:12 +0000 Received: from mail102-ch1 (localhost [127.0.0.1]) by mail102-ch1-R.bigfish.com (Postfix) with ESMTP id 705B4340328; Sat, 7 Jul 2012 14:55:12 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275bhz2dh2a8h668h839hd24he5bhf0ah107ah) Received: from mail102-ch1 (localhost.localdomain [127.0.0.1]) by mail102-ch1 (MessageSwitch) id 1341672909783604_13484; Sat, 7 Jul 2012 14:55:09 +0000 (UTC) Received: from CH1EHSMHS011.bigfish.com (snatpool2.int.messaging.microsoft.com [10.43.68.233]) by mail102-ch1.bigfish.com (Postfix) with ESMTP id B94122A01EA; Sat, 7 Jul 2012 14:55:09 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CH1EHSMHS011.bigfish.com (10.43.70.11) with Microsoft SMTP Server (TLS) id 14.1.225.23; Sat, 7 Jul 2012 14:55:09 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server (TLS) id 14.2.298.5; Sat, 7 Jul 2012 09:57:19 -0500 Received: from b20223-02.ap.freescale.net (b20223-02.ap.freescale.net [10.192.242.124]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id q67EumuH014596; Sat, 7 Jul 2012 07:57:14 -0700 From: Richard Zhao To: , , Subject: [PATCH v9 REBASE 5/9] usb: otg: add notify_connect/notify_disconnect callback Date: Sat, 7 Jul 2012 22:56:44 +0800 Message-ID: <1341673008-29808-6-git-send-email-richard.zhao@freescale.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1341673008-29808-1-git-send-email-richard.zhao@freescale.com> References: <1341673008-29808-1-git-send-email-richard.zhao@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-Spam-Note: CRM114 invocation failed X-Spam-Score: -2.6 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.6 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [216.32.181.186 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: marex@denx.de, B20596@freescale.com, dong.aisheng@linaro.org, fabio.estevam@freescale.com, alexander.shishkin@linux.intel.com, B29397@freescale.com, balbi@ti.com, stern@rowland.harvard.edu, kernel@pengutronix.de, gregkh@linuxfoundation.org, richard.zhao@freescale.com, shawn.guo@linaro.org, mkl@pengutronix.de, linuxzsc@gmail.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-arm-kernel-bounces@lists.infradead.org Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This let usb phy driver has a chance to change hw settings when connect status change. Signed-off-by: Richard Zhao Acked-by: Felipe Balbi Tested-by: Subodh Nijsure --- include/linux/usb/otg.h | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 0cb2ec2..45824be 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -128,6 +128,9 @@ struct usb_phy { int (*set_suspend)(struct usb_phy *x, int suspend); + /* notify phy connect status change */ + int (*notify_connect)(struct usb_phy *x, int port); + int (*notify_disconnect)(struct usb_phy *x, int port); }; @@ -277,6 +280,24 @@ usb_phy_set_suspend(struct usb_phy *x, int suspend) } static inline int +usb_phy_notify_connect(struct usb_phy *x, int port) +{ + if (x->notify_connect) + return x->notify_connect(x, port); + else + return 0; +} + +static inline int +usb_phy_notify_disconnect(struct usb_phy *x, int port) +{ + if (x->notify_disconnect) + return x->notify_disconnect(x, port); + else + return 0; +} + +static inline int otg_start_srp(struct usb_otg *otg) { if (otg && otg->start_srp)