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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,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 25B9CC2D0B1 for ; Thu, 6 Feb 2020 13:04:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E4088217BA for ; Thu, 6 Feb 2020 13:04:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=nxp.com header.i=@nxp.com header.b="ATqKup0L" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727586AbgBFNEq (ORCPT ); Thu, 6 Feb 2020 08:04:46 -0500 Received: from mail-eopbgr00070.outbound.protection.outlook.com ([40.107.0.70]:40961 "EHLO EUR02-AM5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727111AbgBFNEp (ORCPT ); Thu, 6 Feb 2020 08:04:45 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=V/ntwDpVNDuPONw0DvVAQj9wiMC6RRlOiLPWG+SMPBWMUZmszukkuQZj+v8SlKJoGRoeLx14DIvTzptjRKYQWINNt7RFjxoVFeRo9sxkII5utZ0MFuE/PVZsCX7MPF9VkEVJZYL5DBvMURbs2o8+CFilyZZDHpgRNUjmeJ5A6LCWALK0a2s3rdT5CfCDLsYiGw6UHV1PMHdhKB6tXZhyM6+/I7vuJINwB73yn56FrkRxtpbve2y2h1kdjUePIhiFvkSuFytQdO4udooyFdTlwhVhOXDH+8E3jGHFbANniGwEXoZ8H/t33TYOX75JZAeSPgHcO9DtEQk9BrLjWX+d9A== 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=mHfSijKilckf0Ocd/D/WiT7dQGm7dElsEx+7gO/odB0=; b=NIxsEWQIBDCbP7AT8Ro/x8nOBzZt5kYwSpGwzF68tt2jzwucQ7YtTjEfC1Qopp0WPc137ywE3GYZmiXU5bgxGdHQnsG0t3At86OwG5BxOpJVPPuezkyoYWwaDaaABnqVpVNQdc8CZp0F0R5qwxDsUMM1JIFhSKwSHOfH7PzWp/gYMT6kNg8OCTVUqi1rkBfPjAUPCXCjuT4naA1G3cy31N6jLUneK7SsX52Po5kGprfsrF9PJoAKouGHHPtOWGK95G5SuD9qTV2FGA1kG7RqFMl9Od2kSLcqWzVoPkHcJ+aAq5+EovNQDYSl0DIQq4qZFAAVfA0/hf7tExbMA2vfsA== 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=mHfSijKilckf0Ocd/D/WiT7dQGm7dElsEx+7gO/odB0=; b=ATqKup0LL3QbQlTQVQ6Bm+2A/Mnc4LBIsR+zldflHcNKYb5K6nOKrdhZNJlY27vFohNnWfEchkRj8FBMnrdwXya3kKXLsBNGKILkcZVKlBGPsJi4k7aVyn2AmC2mCPf1nWef1ps2D9/rKpG+BtHckCUkl8yxh1mayr43oz5dtlc= Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=peng.fan@nxp.com; Received: from AM0PR04MB4481.eurprd04.prod.outlook.com (52.135.147.15) by AM0PR04MB4770.eurprd04.prod.outlook.com (20.177.41.154) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2686.32; Thu, 6 Feb 2020 13:04:43 +0000 Received: from AM0PR04MB4481.eurprd04.prod.outlook.com ([fe80::91e2:17:b3f4:d422]) by AM0PR04MB4481.eurprd04.prod.outlook.com ([fe80::91e2:17:b3f4:d422%3]) with mapi id 15.20.2707.020; Thu, 6 Feb 2020 13:04:42 +0000 From: peng.fan@nxp.com To: sudeep.holla@arm.com Cc: viresh.kumar@linaro.org, f.fainelli@gmail.com, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Peng Fan Subject: [PATCH 1/2] firmware: arm_scmi: mailbox: share shmem for protocols Date: Thu, 6 Feb 2020 20:59:25 +0800 Message-Id: <1580993966-17757-1-git-send-email-peng.fan@nxp.com> X-Mailer: git-send-email 2.7.4 Content-Type: text/plain X-ClientProxiedBy: HK2PR04CA0086.apcprd04.prod.outlook.com (2603:1096:202:15::30) To AM0PR04MB4481.eurprd04.prod.outlook.com (2603:10a6:208:70::15) MIME-Version: 1.0 Received: from localhost.localdomain (119.31.174.66) by HK2PR04CA0086.apcprd04.prod.outlook.com (2603:1096:202:15::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2707.21 via Frontend Transport; Thu, 6 Feb 2020 13:04:40 +0000 X-Mailer: git-send-email 2.7.4 X-Originating-IP: [119.31.174.66] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: ba963931-86ce-46a6-45de-08d7ab0521b1 X-MS-TrafficTypeDiagnostic: AM0PR04MB4770:|AM0PR04MB4770: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:1002; X-Forefront-PRVS: 0305463112 X-Forefront-Antispam-Report: SFV:NSPM;SFS:(10009020)(4636009)(366004)(39860400002)(346002)(396003)(136003)(376002)(189003)(199004)(86362001)(2616005)(956004)(36756003)(6486002)(6506007)(4326008)(6666004)(6512007)(9686003)(69590400006)(26005)(186003)(16526019)(2906002)(6916009)(4744005)(66946007)(5660300002)(66476007)(52116002)(15650500001)(81166006)(81156014)(8676002)(8936002)(478600001)(316002)(66556008);DIR:OUT;SFP:1101;SCL:1;SRVR:AM0PR04MB4770;H:AM0PR04MB4481.eurprd04.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; 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: tiyv8m5VxH5wNrBsMknrCHUwPfCvjiJcbDTOkEZTEK9y3upAyZkEonLKLX0SfA+QlSfHvoUr6U4t6KG8Xnfrp4w9D1joCSjh8n5Ci3NRnbx8t/6jzn+dStlxpIyX6bh3l+44hYwmdD7likgx8mU15w== X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: ba963931-86ce-46a6-45de-08d7ab0521b1 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Feb 2020 13:04:42.8694 (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: qGjOvss0po+fYeAxX92CVLEtg9s4tcQ8tsVxfdOwI1itR2eVNc3uuTxegiCg6elFxB4mci9RJpCkmD+YDDWs+Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR04MB4770 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peng Fan When shmem property of protocol is not specificed, let it use its parent's shmem property. Signed-off-by: Peng Fan --- Based on Viresh's V6 patchset. drivers/firmware/arm_scmi/mailbox.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/firmware/arm_scmi/mailbox.c b/drivers/firmware/arm_scmi/mailbox.c index 73077bbc4ad9..68ed58e2a47a 100644 --- a/drivers/firmware/arm_scmi/mailbox.c +++ b/drivers/firmware/arm_scmi/mailbox.c @@ -69,6 +69,8 @@ static int mailbox_chan_setup(struct scmi_chan_info *cinfo, struct device *dev, return -ENOMEM; shmem = of_parse_phandle(cdev->of_node, "shmem", idx); + if (!shmem) + shmem = of_parse_phandle(dev->of_node, "shmem", idx); ret = of_address_to_resource(shmem, 0, &res); of_node_put(shmem); if (ret) { -- 2.16.4