From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 086E8C433DF for ; Mon, 10 Aug 2020 19:24:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C1C0E22D73 for ; Mon, 10 Aug 2020 19:24:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597087470; bh=x9GG5gygsBiraECBSOqumUJcpCscr6B3l3sBiltVbKI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=RZoqF9Zcxr4Acs6tvoFhUEouD/DZT86zPBbSmkbuNJ+FFFb531z7YeeUapZoTcF8q 3gIm9ebn9aCGQQoWUkwZNHJbA3vmAiE42qwLTSIA6sTsE0nzzeC4QT1q95ri8E3Wsz K08vTs8GzOjLug03lW45Jxg0BxjtrNwqHkWmdJ/U= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729535AbgHJTM0 (ORCPT ); Mon, 10 Aug 2020 15:12:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:41868 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729166AbgHJTMW (ORCPT ); Mon, 10 Aug 2020 15:12:22 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id EE22522BEB; Mon, 10 Aug 2020 19:12:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597086741; bh=x9GG5gygsBiraECBSOqumUJcpCscr6B3l3sBiltVbKI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OpbuQqS5TER1UocZKd+z1EaDxj//RXoWmkzNK5uGUkF2qw41iIkfLyx6jVjiqrdkF qmElZS7zeuTWunfDVNHMwqUKQl5HgtLkLU2HBR7VcrNG4mu7cmoId6RY0o7Fo0Y78e zRRqNI/mL3ki3WOseAvjzY8MolCOj3PKpsQlRuwk= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Chunfeng Yun , Greg Kroah-Hartman , Sasha Levin , linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH AUTOSEL 5.4 20/45] usb: mtu3: clear dual mode of u3port when disable device Date: Mon, 10 Aug 2020 15:11:28 -0400 Message-Id: <20200810191153.3794446-20-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200810191153.3794446-1-sashal@kernel.org> References: <20200810191153.3794446-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chunfeng Yun [ Upstream commit f1e51e99ed498d4aa9ae5df28e43d558ea627781 ] If not clear u3port's dual mode when disable device, the IP will fail to enter sleep mode when suspend. Signed-off-by: Chunfeng Yun Link: https://lore.kernel.org/r/1595834101-13094-10-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/usb/mtu3/mtu3_core.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/usb/mtu3/mtu3_core.c b/drivers/usb/mtu3/mtu3_core.c index 9dd02160cca97..e3780d4d65149 100644 --- a/drivers/usb/mtu3/mtu3_core.c +++ b/drivers/usb/mtu3/mtu3_core.c @@ -131,8 +131,12 @@ static void mtu3_device_disable(struct mtu3 *mtu) mtu3_setbits(ibase, SSUSB_U2_CTRL(0), SSUSB_U2_PORT_DIS | SSUSB_U2_PORT_PDN); - if (mtu->ssusb->dr_mode == USB_DR_MODE_OTG) + if (mtu->ssusb->dr_mode == USB_DR_MODE_OTG) { mtu3_clrbits(ibase, SSUSB_U2_CTRL(0), SSUSB_U2_PORT_OTG_SEL); + if (mtu->is_u3_ip) + mtu3_clrbits(ibase, SSUSB_U3_CTRL(0), + SSUSB_U3_PORT_DUAL_MODE); + } mtu3_setbits(ibase, U3D_SSUSB_IP_PW_CTRL2, SSUSB_IP_DEV_PDN); } -- 2.25.1