Message ID | 5cc883bc9bf3ed88056f87ecae1a4e28a52adfe8.1615276206.git.Rijo-john.Thomas@amd.com (mailing list archive) |
---|---|
State | Superseded |
Delegated to: | Herbert Xu |
Headers | show
Return-Path: <linux-crypto-owner@kernel.org> 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE, SPF_PASS,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 EBB01C43381 for <linux-crypto@archiver.kernel.org>; Tue, 9 Mar 2021 08:13:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B2BF2652AB for <linux-crypto@archiver.kernel.org>; Tue, 9 Mar 2021 08:13:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229553AbhCIIM2 (ORCPT <rfc822;linux-crypto@archiver.kernel.org>); Tue, 9 Mar 2021 03:12:28 -0500 Received: from mail-co1nam11on2072.outbound.protection.outlook.com ([40.107.220.72]:56608 "EHLO NAM11-CO1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S229481AbhCIILx (ORCPT <rfc822;linux-crypto@vger.kernel.org>); Tue, 9 Mar 2021 03:11:53 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=j0+7jaKSzW0yyDe5vzpINpJUd/PkYcvDSjQMX9X9xY9qDp7LBlN8mfdXhRXtsZZwNNWPwZ1s6oYemM/a7wHT5T01sbO/y0M5tjQYrqNvyBfisvZIU+twCt4BKv927wrRM5hSKQ3Tl1pzVZa2eA3YvQsaEBT3MgQZVKrFVAcH3EyH6/KCkgGbOvNPsyCAbVVTqHYF8fMyvbEJe2Sr+PmWZqqzFJKMaz/Tz+MwiIc9NaqH/ZcFdk1ruh28tuNk1/LWOkNYX3IYLHXebF0SRvVCa+xraRDO4naxvPYfyTQzty3N9jnWX/ojLJ6/LzVDoFAPedjczT/wqVjyY+dUV6XyrA== 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=NvjwnCt2abTdauRa/uML1N1ktrM1KajkJKGSQnq0ZoI=; b=HGZmmakeL5wsx5jR18CbxJt87cBTNNbwoh2L0l1GHPDTE21fmToyO08iRwMCXa7WJ6iHvdkdRhVsqvfzUNDBEP9YChP2Xm04A4qhnKXj9KfPi29NCKYDR1ifVhoMeNr/+gaoxHUIy5JpjknOQ0499A5joZFHU3LVKuqo2PuZH5hD3S413rPjT104sneDpfp/k1NIcIFzA9UF521lPCB5k2wBEQfGQQAxccj8bTbUnEz4U5rXGUky0j6C7unVth4KKib9usSt1qVFFxnMLk5Tc2j2+pv6eWZ1JpUK3dQifEblIiuaPEhXo3dmitsDPCgbTuL2b3BZzSSuc1ERPpARDQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=NvjwnCt2abTdauRa/uML1N1ktrM1KajkJKGSQnq0ZoI=; b=f/FvGjDjB9b+YuTffnfOv/CDJxjDVkOSIbnDuYDfV2GW9s7ZD8G58nNF/NISP7C8q/VQi8gH30nGbuBwO2+JS5Bhj4XcpG/V5D/2QExTj9QveKGSVMoD8AE9SdkiUDQeBlt1ZmdvdTkntrk3l1PL+RMLaaCZb2C3/sxn8Puc9Vo= Authentication-Results: amd.com; dkim=none (message not signed) header.d=none;amd.com; dmarc=none action=none header.from=amd.com; Received: from SN6PR12MB4719.namprd12.prod.outlook.com (2603:10b6:805:e9::25) by SA0PR12MB4397.namprd12.prod.outlook.com (2603:10b6:806:93::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3890.20; Tue, 9 Mar 2021 08:11:49 +0000 Received: from SN6PR12MB4719.namprd12.prod.outlook.com ([fe80::c32:245b:4812:ee03]) by SN6PR12MB4719.namprd12.prod.outlook.com ([fe80::c32:245b:4812:ee03%3]) with mapi id 15.20.3912.027; Tue, 9 Mar 2021 08:11:49 +0000 From: Rijo Thomas <Rijo-john.Thomas@amd.com> To: Tom Lendacky <thomas.lendacky@amd.com>, John Allen <john.allen@amd.com>, Herbert Xu <herbert@gondor.apana.org.au>, "David S . Miller" <davem@davemloft.net>, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Cc: Rijo Thomas <Rijo-john.Thomas@amd.com>, Mythri Pandeshwara krishna <mythri.pandeshwarakrishna@amd.com>, Devaraj Rangasamy <Devaraj.Rangasamy@amd.com>, Jens Wiklander <jens.wiklander@linaro.org>, Ard Biesheuvel <ard.biesheuvel@linaro.org> Subject: [PATCH 1/3] crypto: ccp - reduce tee command status polling interval from 5ms to 1ms Date: Tue, 9 Mar 2021 13:41:11 +0530 Message-Id: <5cc883bc9bf3ed88056f87ecae1a4e28a52adfe8.1615276206.git.Rijo-john.Thomas@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <cover.1615276206.git.Rijo-john.Thomas@amd.com> References: <cover.1615276206.git.Rijo-john.Thomas@amd.com> Content-Type: text/plain X-Originating-IP: [165.204.156.251] X-ClientProxiedBy: MA1PR0101CA0068.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:20::30) To SN6PR12MB4719.namprd12.prod.outlook.com (2603:10b6:805:e9::25) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from andbang6.amd.com (165.204.156.251) by MA1PR0101CA0068.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:20::30) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3912.17 via Frontend Transport; Tue, 9 Mar 2021 08:11:46 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 2fe53886-7949-47eb-f5d4-08d8e2d2fd2b X-MS-TrafficTypeDiagnostic: SA0PR12MB4397: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: <SA0PR12MB43974917377B2D01F7B39AB4CF929@SA0PR12MB4397.namprd12.prod.outlook.com> X-MS-Oob-TLC-OOBClassifiers: OLM:5516; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SN6PR12MB4719.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(366004)(376002)(346002)(396003)(39860400002)(136003)(66476007)(8936002)(5660300002)(4326008)(66556008)(2616005)(956004)(316002)(54906003)(26005)(2906002)(6666004)(8676002)(110136005)(6486002)(83380400001)(66946007)(36756003)(86362001)(186003)(478600001)(16526019)(52116002)(7696005);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData: 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 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2fe53886-7949-47eb-f5d4-08d8e2d2fd2b X-MS-Exchange-CrossTenant-AuthSource: SN6PR12MB4719.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Mar 2021 08:11:49.5798 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: DgRIndQ+mHjAskdyxqPYGPBRKSue61NVCeyBq2QGkvAG02xbkSUSg00ckcjFZMRYuI2R9hnetVjhXqEWpdnscQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA0PR12MB4397 Precedence: bulk List-ID: <linux-crypto.vger.kernel.org> X-Mailing-List: linux-crypto@vger.kernel.org |
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PSP TEE driver update and bug fixes
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expand
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diff --git a/drivers/crypto/ccp/tee-dev.c b/drivers/crypto/ccp/tee-dev.c index 5e697a90ea7f..fe18a92d51ad 100644 --- a/drivers/crypto/ccp/tee-dev.c +++ b/drivers/crypto/ccp/tee-dev.c @@ -309,14 +309,14 @@ static int tee_wait_cmd_completion(struct psp_tee_device *tee, struct tee_ring_cmd *resp, unsigned int timeout) { - /* ~5ms sleep per loop => nloop = timeout * 200 */ - int nloop = timeout * 200; + /* ~1ms sleep per loop => nloop = timeout * 1000 */ + int nloop = timeout * 1000; while (--nloop) { if (resp->cmd_state == TEE_CMD_STATE_COMPLETED) return 0; - usleep_range(5000, 5100); + usleep_range(1000, 1100); } dev_err(tee->dev, "tee: command 0x%x timed out, disabling PSP\n",