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=-9.7 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham 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 45A1BC2BA19 for ; Wed, 15 Apr 2020 12:50:30 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 16795206D5 for ; Wed, 15 Apr 2020 12:50:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="rjslNsTw"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="L8Jj47Z8" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 16795206D5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=NVgnKP8qlxaWQjP9x00rY1t6flw5Ovt1f7u/CoouBE0=; b=rjslNsTwNgqBKv rNip7YUMxuPfp4IHMr7kH73T6nFirKf1h5mR1h1GjdXgxhntIXA38DQnOiifjPpAGHpBUtp8qEfdE AdHi3ZQPHkCuc615fTdHqjXBDrAQ8t/5b/X15rodImjKKQ2nzcAcZE18PzAgKOp7NELob8Gd5vT/+ LqK2/psA0xbkUW6RMM2HJq3tAxceOnKYVbo33dAJ414Fepn/oFuhw7WKSFNOxJKcDRqfH6kQe7U0I l1R971L6xrIL6TSojECA5bnnAYv2AOFApphhA7EFoaIOBd1Fw2lu1IBr0/8RppPNmS6FF70FX21ou 9wUAHfA45Vs2W4C8lamw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jOhUr-0006ad-K4; Wed, 15 Apr 2020 12:50:29 +0000 Received: from mail-vi1eur05on2060.outbound.protection.outlook.com ([40.107.21.60] helo=EUR05-VI1-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jOhTu-0003Nx-UI for linux-arm-kernel@lists.infradead.org; Wed, 15 Apr 2020 12:49:32 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=NCOl3YhRgxuUyITX3J5LxbQ2HTwRBjWwS7FSvkfJPZJu2FmBtIiaGiUQOEI8e/FjXWZCudJR1STl4l5tLz5MNqn2G7XJCUzBxAuSX2Bh+/26U8Ic4mzdth5JBA0zB8mNjv+vCiTdjec4jEHR05/kmSGwHel3CfZNisN8ZFzRu/Hwl+cM/GD68PbsKEj4z9EP1jHdBGqcP0P6h0Gv/jlcChfcVFn0NcBexMzPSGqK0lgsNwmpBpkGXvc6M4dNzhPbTru8i6vfsK5zjoUCVSv1Yhm3bdGiJg5MXrKNua0dbSsjFbkv57eTYS/QPWwbhYFa472I6wbojl5XYkQGCjeoQg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=/GhfP6seJSSyoKs3zhILEbAv/arENkWUq/uDfGf4Vxs=; b=TEKmFXWJIesinfY/uudxMVYzN/xtHcIN58DNH3+zDACXsfnrwPfPBYXWpRITSlVOdCIEsG5UOrCmOmq6Q3BOdAy106kS9Dfl+K+FZsoiO7UG/X0CXVp/wF9yQZOITQ/p5tqcx+cedhsKW3a9d8GtmBUjSQRHNIxLwI3xo37ry36swzge/zkgKHo2jSm5Qc4LD/4w30k2NgpP4pI0xLl4lNDROWfHanNx2j8uJmlGb0bgpLymlGupdAaQBjQzCKoBvrd1ieYTJvyj68HP/Gu6oTGINXHGdij+Dd7vrRcMLIgIPOYbIxTK6ljR0ySM8Ht1gSdAvW3QipjXpBsoM7yg1A== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nxp.com; dmarc=pass action=none header.from=nxp.com; dkim=pass header.d=nxp.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nxp.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=/GhfP6seJSSyoKs3zhILEbAv/arENkWUq/uDfGf4Vxs=; b=L8Jj47Z8I3h9pV07cROJO7wL7cZaQXdxzPdxHtaGC+sxKzpvyAhacjMu5Tcisod42K3A5+qYSUmrK4HWfBYtqstnsoDdk07EXfvaL9miBHtcjQkg9eKDnfcahD0TBBVEBKJJgVARhtXIVgHrUNVnxNmMlsGiRa05lb1nIo1oMgw= Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=peng.fan@nxp.com; Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) by DB6PR0402MB2856.eurprd04.prod.outlook.com (2603:10a6:4:9a::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2900.15; Wed, 15 Apr 2020 12:49:24 +0000 Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::d17b:d767:19c3:b871]) by DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::d17b:d767:19c3:b871%6]) with mapi id 15.20.2900.028; Wed, 15 Apr 2020 12:49:24 +0000 From: peng.fan@nxp.com To: shawnguo@kernel.org, s.hauer@pengutronix.de, sboyd@kernel.org, robh+dt@kernel.org Subject: [PATCH V4 4/4] ARM: imx: cpuidle-imx7ulp: Stop mode disallowed when HSRUN Date: Wed, 15 Apr 2020 20:40:49 +0800 Message-Id: <1586954449-17463-5-git-send-email-peng.fan@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1586954449-17463-1-git-send-email-peng.fan@nxp.com> References: <1586954449-17463-1-git-send-email-peng.fan@nxp.com> X-ClientProxiedBy: SG2PR02CA0098.apcprd02.prod.outlook.com (2603:1096:4:92::14) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from localhost.localdomain (119.31.174.67) by SG2PR02CA0098.apcprd02.prod.outlook.com (2603:1096:4:92::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2900.17 via Frontend Transport; Wed, 15 Apr 2020 12:49:17 +0000 X-Mailer: git-send-email 2.7.4 X-Originating-IP: [119.31.174.67] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 18929127-4cb5-4ff6-091c-08d7e13b6aed X-MS-TrafficTypeDiagnostic: DB6PR0402MB2856:|DB6PR0402MB2856: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:64; X-Forefront-PRVS: 0374433C81 X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:DB6PR0402MB2760.eurprd04.prod.outlook.com; PTR:; CAT:NONE; SFTY:; SFS:(10009020)(4636009)(39860400002)(376002)(346002)(366004)(396003)(136003)(6486002)(66946007)(26005)(186003)(52116002)(16526019)(6506007)(956004)(5660300002)(2616005)(6512007)(4326008)(6666004)(2906002)(316002)(8936002)(69590400007)(66556008)(9686003)(36756003)(81156014)(8676002)(478600001)(86362001)(66476007); DIR:OUT; SFP:1101; Received-SPF: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData: rMo/px1q3SGFzGDKOYb8+1CLSG+RiZsybvysxj0uWkKV3zZAAlrPHIogQySQ+vZOwALrE9HOupWA0XpDKzYdM/DpWvFWrc8HqSAZ3sJ0BDVvf5WHTGlu2iV8Dqnue4BiBXIu9pxlJFId2Ke5nCsLeQ== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: 18929127-4cb5-4ff6-091c-08d7e13b6aed X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Apr 2020 12:49:21.2432 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: lOpo3v7Tk8P8t2uqLW4y4EypqBBNXxZcN1gmTCicr/VmqIwHkBVJbr85enqgSaCgHd6YwIwaw1/Y+GUS3mNKpA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DB6PR0402MB2856 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200415_054931_014970_D7396D3F X-CRM114-Status: GOOD ( 13.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peng Fan , abel.vesa@nxp.com, Anson.Huang@nxp.com, linux-kernel@vger.kernel.org, linux-imx@nxp.com, kernel@pengutronix.de, festevam@gmail.com, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Peng Fan When cpu runs in HSRUN mode, cpuidle is not allowed to run into Stop mode. So add imx7ulp_get_mode to get thr cpu run mode, and use WAIT mode instead, when cpu in HSRUN mode. Signed-off-by: Peng Fan --- arch/arm/mach-imx/common.h | 1 + arch/arm/mach-imx/cpuidle-imx7ulp.c | 14 +++++++++++--- arch/arm/mach-imx/pm-imx7ulp.c | 10 ++++++++++ 3 files changed, 22 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index 5aa5796cff0e..db542da4fe67 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -104,6 +104,7 @@ void imx6_set_int_mem_clk_lpm(bool enable); void imx6sl_set_wait_clk(bool enter); int imx_mmdc_get_ddr_type(void); int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode); +u32 imx7ulp_get_mode(void); void imx_cpu_die(unsigned int cpu); int imx_cpu_kill(unsigned int cpu); diff --git a/arch/arm/mach-imx/cpuidle-imx7ulp.c b/arch/arm/mach-imx/cpuidle-imx7ulp.c index ca86c967d19e..e7009d10b331 100644 --- a/arch/arm/mach-imx/cpuidle-imx7ulp.c +++ b/arch/arm/mach-imx/cpuidle-imx7ulp.c @@ -15,10 +15,18 @@ static int imx7ulp_enter_wait(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { - if (index == 1) + u32 mode; + + if (index == 1) { imx7ulp_set_lpm(ULP_PM_WAIT); - else - imx7ulp_set_lpm(ULP_PM_STOP); + } else { + mode = imx7ulp_get_mode(); + + if (mode == 3) + imx7ulp_set_lpm(ULP_PM_WAIT); + else + imx7ulp_set_lpm(ULP_PM_STOP); + } cpu_do_idle(); diff --git a/arch/arm/mach-imx/pm-imx7ulp.c b/arch/arm/mach-imx/pm-imx7ulp.c index 393faf1e8382..1410ccfc71bd 100644 --- a/arch/arm/mach-imx/pm-imx7ulp.c +++ b/arch/arm/mach-imx/pm-imx7ulp.c @@ -63,6 +63,16 @@ int imx7ulp_set_lpm(enum ulp_cpu_pwr_mode mode) return 0; } +u32 imx7ulp_get_mode(void) +{ + u32 mode; + + mode = readl_relaxed(smc1_base + SMC_PMCTRL) & BM_PMCTRL_RUNM; + mode >>= BP_PMCTRL_RUNM; + + return mode; +} + void __init imx7ulp_pm_init(void) { struct device_node *np; -- 2.16.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel