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Miller" , linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Cc: Rijo Thomas , Nimesh Easow , Devaraj Rangasamy , Jens Wiklander , Ard Biesheuvel Subject: [RFC PATCH v3 0/6] Add TEE interface support to AMD Secure Processor driver Date: Wed, 4 Dec 2019 11:48:57 +0530 Message-Id: X-Mailer: git-send-email 1.9.1 Content-Type: text/plain X-ClientProxiedBy: MAXPR0101CA0065.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:e::27) To CY4PR12MB1925.namprd12.prod.outlook.com (2603:10b6:903:120::7) MIME-Version: 1.0 X-Mailer: git-send-email 1.9.1 X-Originating-IP: [165.204.156.251] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: 375bf922-5d02-4a9d-0aaf-08d778893197 X-MS-TrafficTypeDiagnostic: CY4PR12MB1400:|CY4PR12MB1400: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:2150; X-Forefront-PRVS: 0241D5F98C X-Forefront-Antispam-Report: SFV:NSPM;SFS:(10009020)(4636009)(136003)(376002)(366004)(39860400002)(396003)(346002)(199004)(189003)(2616005)(66556008)(2906002)(66476007)(50466002)(48376002)(478600001)(14454004)(50226002)(36756003)(81156014)(26005)(54906003)(110136005)(81166006)(3846002)(66946007)(8936002)(8676002)(5660300002)(6486002)(6116002)(386003)(186003)(6436002)(4326008)(99286004)(25786009)(6506007)(14444005)(16586007)(316002)(86362001)(52116002)(7736002)(51416003)(6666004)(6512007)(305945005);DIR:OUT;SFP:1101;SCL:1;SRVR:CY4PR12MB1400;H:CY4PR12MB1925.namprd12.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; Received-SPF: None (protection.outlook.com: amd.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: i6rziHalWpc7pIdR59QBqdqD1jTYn9VP8TFy+P+lTNMAwFRS/eRnudoywsF2Vg0ZnkezmiUHsf2V/GnVlyyljoSICC2UmrYohFsn8qPYRaRQ3cvfQwC+e0xwO5xfY0Qb08NJAKnzYcME80wGvV6iYW3muyZaG7Gc/2jM2GcEAddmG+XoTy3TSQIwVurfoGeWUKxKCEKaQJdZkIkmowYqts9EwbJ2o3DWgZu8boHYax5BobK/OAiETl10W5rR6c7HKy/YFIVWO382nTywT4QV1RA1LlQyp90bPUDnzyh6L19SlPI66A2JbwXmTASUrzpmWzwo71I7OPVbZ7TWxXUcArM0/3WlLsAkO2jix6PWz4DsBGmvT3XbgWcg4ZK8oSL2UWlrvHnVLfttsEKVVrfVb9h1iuN05r+lSvDnBSDNXEadu42J39Q0kMQ6FOKi62Bm X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 375bf922-5d02-4a9d-0aaf-08d778893197 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Dec 2019 07:11:33.9387 (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: +DUgwjVakkZqwmoLS/iIga9bcrWv8XbsopIsHdXhGMRXVLrMSxLe5udRWkWSGF2Afxv/gcHwutBMjkmH4lVfUw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR12MB1400 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org The goal of this patch series is to introduce TEE (Trusted Execution Environment) interface support to AMD Secure Processor driver. The TEE is a secure area of a processor which ensures that sensitive data is stored, processed and protected in an isolated and trusted environment. The Platform Security Processor (PSP) is a dedicated processor which provides TEE to enable HW platform security. It offers protection against software attacks generated in Rich Operating System (Rich OS) such as Linux running on x86. Based on the platform feature support, the PSP is capable of supporting either SEV (Secure Encrypted Virtualization) and/or TEE. The first three patches in this series is about moving SEV specific functions and data structures from PSP device driver file to a dedicated SEV interface driver file. The last two patches add TEE interface support to AMD Secure Processor driver. This TEE interface will be used by AMD-TEE driver to submit command buffers for processing in PSP Trusted Execution Environment. v3: * Rebased the patches onto cryptodev-2.6 tree with base commit 4ee812f6143d (crypto: vmx - Avoid weird build failures) v2: * Rebased the patches on cryptodev-2.6 tree with base commit d158367682cd (crypto: atmel - Fix selection of CRYPTO_AUTHENC) * Regenerated patch with correct diff-stat to show file rename * Used Co-developed-by: tag to give proper credit to co-author Rijo Thomas (6): crypto: ccp - rename psp-dev files to sev-dev crypto: ccp - create a generic psp-dev file crypto: ccp - move SEV vdata to a dedicated data structure crypto: ccp - check whether PSP supports SEV or TEE before initialization crypto: ccp - add TEE support for Raven Ridge crypto: ccp - provide in-kernel API to submit TEE commands drivers/crypto/ccp/Makefile | 4 +- drivers/crypto/ccp/psp-dev.c | 1033 ++++------------------------------------ drivers/crypto/ccp/psp-dev.h | 51 +- drivers/crypto/ccp/sev-dev.c | 1068 ++++++++++++++++++++++++++++++++++++++++++ drivers/crypto/ccp/sev-dev.h | 63 +++ drivers/crypto/ccp/sp-dev.h | 17 +- drivers/crypto/ccp/sp-pci.c | 43 +- drivers/crypto/ccp/tee-dev.c | 364 ++++++++++++++ drivers/crypto/ccp/tee-dev.h | 110 +++++ include/linux/psp-tee.h | 73 +++ 10 files changed, 1842 insertions(+), 984 deletions(-) create mode 100644 drivers/crypto/ccp/sev-dev.c create mode 100644 drivers/crypto/ccp/sev-dev.h create mode 100644 drivers/crypto/ccp/tee-dev.c create mode 100644 drivers/crypto/ccp/tee-dev.h create mode 100644 include/linux/psp-tee.h -- 1.9.1