From patchwork Sat Jul 7 14:56:45 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Zhao X-Patchwork-Id: 1168851 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 C25EF3FE4F for ; Sat, 7 Jul 2012 15:12:28 +0000 (UTC) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1SnWVd-0004N3-KU; Sat, 07 Jul 2012 15:01:21 +0000 Received: from ch1ehsobe005.messaging.microsoft.com ([216.32.181.185] helo=ch1outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1SnWS7-0003vv-Q6 for linux-arm-kernel@lists.infradead.org; Sat, 07 Jul 2012 14:57:57 +0000 Received: from mail262-ch1-R.bigfish.com (10.43.68.238) by CH1EHSOBE003.bigfish.com (10.43.70.53) with Microsoft SMTP Server id 14.1.225.23; Sat, 7 Jul 2012 14:55:26 +0000 Received: from mail262-ch1 (localhost [127.0.0.1]) by mail262-ch1-R.bigfish.com (Postfix) with ESMTP id 953961C001BD; Sat, 7 Jul 2012 14:55:26 +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 mail262-ch1 (localhost.localdomain [127.0.0.1]) by mail262-ch1 (MessageSwitch) id 1341672916221891_6542; Sat, 7 Jul 2012 14:55:16 +0000 (UTC) Received: from CH1EHSMHS029.bigfish.com (snatpool1.int.messaging.microsoft.com [10.43.68.252]) by mail262-ch1.bigfish.com (Postfix) with ESMTP id 3266E1A80046; Sat, 7 Jul 2012 14:55:16 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CH1EHSMHS029.bigfish.com (10.43.70.29) with Microsoft SMTP Server (TLS) id 14.1.225.23; Sat, 7 Jul 2012 14:55:14 +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 09:57:24 -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 q67EumuI014596; Sat, 7 Jul 2012 07:57:19 -0700 From: Richard Zhao To: , , Subject: [PATCH v9 REBASE 6/9] USB: notify phy when root hub port connect change Date: Sat, 7 Jul 2012 22:56:45 +0800 Message-ID: <1341673008-29808-7-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 [216.32.181.185 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 Phy may need to change settings when port connect change. Signed-off-by: Richard Zhao Tested-by: Subodh Nijsure --- drivers/usb/core/hub.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 4cc8dc9..2ba9d84 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -4037,6 +4038,13 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, } } + if (unlikely(hcd->phy && !hdev->parent)) { + if (portstatus & USB_PORT_STAT_CONNECTION) + usb_phy_notify_connect(hcd->phy, port1); + else + usb_phy_notify_disconnect(hcd->phy, port1); + } + /* Return now if debouncing failed or nothing is connected or * the device was "removed". */