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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id D7423C27C4F for ; Tue, 11 Jun 2024 02:37:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:CC:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=CnzXf1RLEw5XKU3aH5Bx8ItYuHtlubYF0DfvbbZJ9oc=; b=rb3+3bAmtXa7QN 4v5WRDoSM7rg9u8BXgdTvZ9PeZl8ONAXJLxCmH0t+brUaRt5PRwPoNopkzYZT/CUPH6e9A+QaJpPs UaB0tFpKdr5njOxh50iBFmZq5eDAfAODiVyAoJD52eyVaC6Bdth7pHn9Z9NHQKwPcqPxiGdsR0gsc iSOX/qEW2ZAkpp8AYMpUhA2OKkle2auxPSaxmD2Fz7CtivbO7hpvZ0CjTJd6/PtqlyR9nvf1JeS85 8Pzkt6+0MIMjixxcPpJgPxqvw2gNEs6zCExqaFVGauJaddD1HBolhymdsk3DICZ2+zA5tyMwmRfof 8BSKM54I3EIfDWPa8MFw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGrNS-00000007Aky-2UlO; Tue, 11 Jun 2024 02:36:50 +0000 Received: from mail-dm6nam11on20601.outbound.protection.outlook.com ([2a01:111:f403:2415::601] helo=NAM11-DM6-obe.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sGrNO-00000007AkT-3iJN for linux-arm-kernel@lists.infradead.org; Tue, 11 Jun 2024 02:36:49 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=O8Abag48+FOFFlZxAw1VYQxKSYKWa6gCWBur9wri7cgqYqPWR+05m4V1BmBfPYwwrYvX8SWWwPUoFwDLSxbGs/sjiCcjy3IfgGAAnom6L82HGkVxph0Pnd3Mx4M6uqdD8pBotZzj/eT1/hckzmIeI8ntpOEEkU3/1TaFIRvEjgBj5okk/OqNbHVgt6xtEK/fzgMnFpfskYsqfhOf0/XH+AOAGz/Hpy12iJ/s3oJrseOo/dRubdH7uQ5ln5xpVDWpDmHkbXcEUo8xzuzvoD3WPiHoEJLAy/6H8+j4Jk28ms8EFM96+cn4wBZExsG+CjUOYL70srbzFBMXpIHSrgDm7Q== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=LpFlWgr/jPL42ohPcYhhBZP1VC0hK/aEGXXFvDj6PD8=; b=lgojX4SD9LZKMqG+7WhN1ZECJLdOaAsgph2vXapu05Xgk+Zl8BimHCmTS8DbrQQo9VZ3LsZ7lgxZ4rbAG/dpYKQUhXTcPy+H63onsDrPJ2pi7F8IuJD1mS/QsFId/lJN6FiLuLN4bChdkOxW56a0Ab2dDI60WTEdPZdzTIIqiQQM2jbWeRLZFfu6gGexeQ5FEGnSMRyfRuF9t1Sd5FviuW/awntP1GJlNFJK2qIFGIxlhrOuZLpj4ztHa8FhP7KOGIRekGor1OE/49xc7xxtv9FJi+NUItOU5tJsT1z42/NEzNKJfs7aB3N9W+el+7VFBvy42RpsEfuRgfcyZAikVA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 216.228.117.160) smtp.rcpttodomain=lists.linux.dev smtp.mailfrom=nvidia.com; dmarc=pass (p=reject sp=reject pct=100) action=none header.from=nvidia.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=LpFlWgr/jPL42ohPcYhhBZP1VC0hK/aEGXXFvDj6PD8=; b=Li4bhDrdS8YRztI1bmoitb/o9eQ27ffzJ/EBm2ZZ6OBOkmiilw4944nYSwqHWg2Q2rkiiFhNO8Huf+05e+oLhs6/svyKM0y4B6hQP3QG+gXTmdicQvulvuKvFEWLb40USKObm7RTZoewJZo3PxYRmaVlrHnQbSq3rL2VBTxkESeJa7e7qH15DxkDkZ/NIbdv85HHN/MlPOALXkHVYtXQVZpgagYA0dTkEaE9+4oC2EK8+s/g+yQXeDmwwkjZG/KkwmHdKvCP4Die2VD5tzu9UrPXMgvLT2iuVjnTmgvw94iqFJEmSXBc0h6z+OPtz0v44A9HsiB6r49OS7jEsU98Ow== Received: from BL0PR0102CA0047.prod.exchangelabs.com (2603:10b6:208:25::24) by BL3PR12MB6618.namprd12.prod.outlook.com (2603:10b6:208:38d::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7633.36; Tue, 11 Jun 2024 02:36:38 +0000 Received: from BL6PEPF0001AB57.namprd02.prod.outlook.com (2603:10b6:208:25:cafe::7a) by BL0PR0102CA0047.outlook.office365.com (2603:10b6:208:25::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7656.25 via Frontend Transport; Tue, 11 Jun 2024 02:36:38 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 216.228.117.160) smtp.mailfrom=nvidia.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.160 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.160; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.160) by BL6PEPF0001AB57.mail.protection.outlook.com (10.167.241.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7677.15 via Frontend Transport; Tue, 11 Jun 2024 02:36:37 +0000 Received: from rnnvmail205.nvidia.com (10.129.68.10) by mail.nvidia.com (10.129.200.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 10 Jun 2024 19:36:22 -0700 Received: from rnnvmail203.nvidia.com (10.129.68.9) by rnnvmail205.nvidia.com (10.129.68.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Mon, 10 Jun 2024 19:36:22 -0700 Received: from Asurada-Nvidia (10.127.8.10) by mail.nvidia.com (10.129.68.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4 via Frontend Transport; Mon, 10 Jun 2024 19:36:21 -0700 Date: Mon, 10 Jun 2024 19:36:20 -0700 From: Nicolin Chen To: Jason Gunthorpe CC: , Joerg Roedel , , Robin Murphy , Will Deacon , Michael Shavit , , Ryan Roberts , Mostafa Saleh Subject: Re: [PATCH v2 06/10] iommu/arm-smmu-v3: Remove strtab_base/cfg Message-ID: References: <0-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> <6-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <6-v2-318ed5f6983b+198f-smmuv3_tidy_jgg@nvidia.com> X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF0001AB57:EE_|BL3PR12MB6618:EE_ X-MS-Office365-Filtering-Correlation-Id: c9b95ace-cb6e-446d-5066-08dc89bf51a2 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230031|376005|36860700004|82310400017|1800799015; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?8CW4BbmfMpCD3kDIkJSG+0LPdrU2znHq7ZzixYs1+mFC3ZJWdBRcfSK+gsSD?= =?us-ascii?Q?LXsDMmKYyQwuP/MDuRlhZ1m2WhjY2EAJvO2cFXM8shxtutROEw+fPzLsQwqd?= =?us-ascii?Q?Wezd6AiklIujU3KTI3bOy+XZRY5TFuOSZP0SANW56jSXKjubY+6ONeFpHvle?= =?us-ascii?Q?A6qUtyDCZQKQqbj2IyV/Veq/or1+1ab1EbywpF3wqou3oSQiY8RXHlAFQlBW?= =?us-ascii?Q?tGDBGvEdHJ1shPqNsa43+xozmY65Ww+tUwt5x42Pjj4h9QLXxRR+R82zAl9H?= =?us-ascii?Q?NL5U7Q27cuj+jeiofCqIHkfWeDXZdEMHj7ghnMXRZtLCmWjI4QO6lcCoYV0s?= =?us-ascii?Q?bs9XsybIiO0X6e4iwPJ7ednizpbWFiGe3SKXNdz4yyEylo4EdLPkw/y/3eDH?= =?us-ascii?Q?O5PqXEEsNTAq2bmNuMqlO6U3PAq+/doX3wHeTYvyJy9RdOBJhVL6AHaDhPvV?= =?us-ascii?Q?APMpUe/aPG64E02ltXSV4LOL01jA9tSO4GsFhjHsi6GHJVEVAYBbGZZUIdCR?= =?us-ascii?Q?aqBEZK2V98GDJGOlOyq4nZRDit+dJEGcKExCCoeQemRwGrAeypGHVw9bDpfO?= =?us-ascii?Q?n31ojZAl4JYXOJM1IjX4Lx466K0GnRxkAXnBLiis3AcsfotSvZi/KiPeffVH?= =?us-ascii?Q?cI83hkp0v0EGsK+wHc+NIwU2l3syAymx79M7TtTTnRM7ivKSdCBK/lnwmud8?= =?us-ascii?Q?ak1LcGZsbsVVzKe2lB3r89Yy19zj4yNq1dp7yBn9URB9yz03I7rFGlJ2csep?= =?us-ascii?Q?Vj65+5UX1VZD/GZfouelWn0c5igyH+4jAtTRE9xSyYrQXbztV1k9/b/RXD3U?= =?us-ascii?Q?gWlKgv8RO9O5LaI6b2338RvPo2wC8jE5RnqMD4Xl7d5AEB5FFU0YvQlDiwGb?= =?us-ascii?Q?/T68pQ8RvJ/tlN00ZEVgcbghsHSJ9eOLWH4JmaGDdy2qmduBVBLgYqOHMtux?= =?us-ascii?Q?8n6yKepnHe6NNv2wAk6PzwnmI1MwRR14I6G69lLJeb5wtT4M8pjSYSgZ17N2?= =?us-ascii?Q?zqk/eQEJfsxlcwkSgj6uEGLNCaNN2BfVeJ1L9xt5bOcxcnf+aDSBDbP+rrP8?= =?us-ascii?Q?PYm9FebqGjzCgso02FnyDm5GxXnZeytAHbVtEoziTaGRqG97RD3vwRQjwK4v?= =?us-ascii?Q?cKUbzlTifgPVgHHa3WbuHsubXpLmrjlNaw9L91qf3bjumLlypSNS/a+r7iIN?= =?us-ascii?Q?Bzed9G+SOEHvnQ2oTu6CRPu0Ybhp+xfz2Hz7GATOZu9bjdXNMM7u9/IGIAJ4?= =?us-ascii?Q?ny/rnEeKud99+ahIdhzsVytgUDL2i9DXePbWZ/LuUfPr8bYyEgbdwisH1cov?= =?us-ascii?Q?RKMssYvZ9UOXN7XABEeLqgvRBzj7iXMl3K+MSPa3tyCiFeAWEYOOzyZ0ydqp?= =?us-ascii?Q?uvLEEC6RXLRZIgsVZRT5ADKppxFOE0PbRbPQwCnzZ5BpCTkiNw=3D=3D?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230031)(376005)(36860700004)(82310400017)(1800799015);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Jun 2024 02:36:37.9087 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: c9b95ace-cb6e-446d-5066-08dc89bf51a2 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF0001AB57.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL3PR12MB6618 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240610_193648_165097_169A156B X-CRM114-Status: UNSURE ( 8.59 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 10, 2024 at 09:31:15PM -0300, Jason Gunthorpe wrote: > These values can be computed from the other values already stored in the > config. Move the calculation to arm_smmu_write_strtab() and do it directly > before writing the registers. > > This moves all the logic to calculate the two registers into one function > from three and saves an unimportant 16 bytes from the arm_smmu_device. > > Suggested-by: Nicolin Chen > Signed-off-by: Jason Gunthorpe Reviewed-by: Nicolin Chen _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel