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Thu, 24 Sep 2026 08:23:21 -0700 Received: from dgx-1v-42.nvidia.com (10.127.8.11) by mail.nvidia.com (10.129.68.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.49 via Frontend Transport; Thu, 24 Sep 2026 08:23:21 -0700 From: Jamie Nguyen To: Sudeep Holla CC: Jamie Nguyen , Lorenzo Pieralisi , Hanjun Guo , Catalin Marinas , Will Deacon , "Rafael J. Wysocki" , Len Brown , Dat Mach , , , Subject: Re: [PATCH v2 0/3] ACPI: arm64: FFH Operation Region support for FF-A (offset 2) Date: Thu, 24 Sep 2026 08:23:21 -0700 Message-ID: <20260924152321.3864148-1-jamien@nvidia.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260924-tall-oryx-of-attraction-23ada5@sudeepholla> References: <20260901192906.133670-1-jamien@nvidia.com> <20260922-purring-fennec-of-exercise-bbce5e@sudeepholla> <20260922155211.676134-1-jamien@nvidia.com> <20260922-exuberant-earwig-of-opportunity-4fecff@sudeepholla> <20260923124050.3270801-1-jamien@nvidia.com> <20260923-lurking-pony-of-fascination-ac6c49@sudeepholla> <20260923173240.3710620-1-jamien@nvidia.com> <20260924-tall-oryx-of-attraction-23ada5@sudeepholla> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF00001CDE:EE_|PH7PR12MB6537:EE_ X-MS-Office365-Filtering-Correlation-Id: 4203a373-c07f-45fb-1f4a-08df1a4fd1f4 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|36860700016|82310400026|1800799024|376014|7416014|10067099003|11063799006|18002099003|4143699003|56012099006|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(23010399003)(36860700016)(82310400026)(1800799024)(376014)(7416014)(10067099003)(11063799006)(18002099003)(4143699003)(56012099006)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: Xt83RhRB4oPbCZBjhUZ29LnrvW+gfMVitzjJZd/aE/7LBolUS6TMJorzHslv60zkx/+XkW/IDHIEg8PIMWRTwNY8fHo+X5Ar3TME4hlGTh8V0B7BNEYe/KFd6Jbi1F6lQAPRvVN7U1bJ1XuksFGb4hUA7r0RP6zKeV1dJPBMPCXcQ/hfLaGz8xt0+3V8Buw7y/QrW1bCtEIWIfjix1aOG8ITRlSAvWLe0TBgVxHiWDlUGh4XXseIHy85+YyTC5ONpfKKOwQvT9iqZC1b7TOXDT2pfUBW3ho9UB40qJniWswIfHu2bJIZdvcHxig+uCaWqYEOKB0J5kOCgtzSN7GWIavOnNnmQFJz7SemBIMO5ki59qlRa6AX9fi2iXKBiWsCRg0VBN4zXPNLttq2cg+Q3fZWHCwl5XhYLD9oqZtO35gZqCxklL9M1N1Eucjqkdzg X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Sep 2026 15:23:43.5806 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4203a373-c07f-45fb-1f4a-08df1a4fd1f4 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF00001CDE.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR12MB6537 On Thu, Sep 24, 2026 at 10:39:24AM +0100, Sudeep Holla wrote: > Which version of FF-A is being deployed on your platforms? We have platforms with FF-A firmware versions 1.1, 1.2 and 1.3. The platform I have been using to test offset 2 reports FF-A 1.3.