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Fri, 13 Dec 2024 11:02:34 -0600 Message-ID: Date: Fri, 13 Dec 2024 09:02:34 -0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH V2 7/8] accel/amdxdna: Read firmware interface version from registers Content-Language: en-US To: Jeffrey Hugo , , CC: , , , , , References: <20241206220001.164049-1-lizhi.hou@amd.com> <20241206220001.164049-8-lizhi.hou@amd.com> From: Lizhi Hou In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: None (SATLEXMB03.amd.com: lizhi.hou@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL6PEPF00022574:EE_|PH0PR12MB7908:EE_ X-MS-Office365-Filtering-Correlation-Id: 23e0de11-5e0a-4ae5-8e7d-08dd1b97f146 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|1800799024|82310400026|36860700013|376014; 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CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(1800799024)(82310400026)(36860700013)(376014); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Dec 2024 17:02:35.7798 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 23e0de11-5e0a-4ae5-8e7d-08dd1b97f146 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL6PEPF00022574.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB7908 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On 12/13/24 08:58, Jeffrey Hugo wrote: > On 12/6/2024 3:00 PM, Lizhi Hou wrote: >> The latest released firmware supports reading firmware interface version >> from registers directly. The driver's probe routine reads the major and >> minor version numbers. If the firmware interface does not compatible >> with >> the driver, the driver's probe routine returns failure. >> >> Co-developed-by: Min Ma >> Signed-off-by: Min Ma >> Signed-off-by: Lizhi Hou >> --- >>   drivers/accel/amdxdna/aie2_message.c | 26 ---------- >>   drivers/accel/amdxdna/aie2_pci.c     | 74 ++++++++++++++++++++++------ >>   drivers/accel/amdxdna/aie2_pci.h     |  6 +-- >>   drivers/accel/amdxdna/npu1_regs.c    |  2 +- >>   drivers/accel/amdxdna/npu2_regs.c    |  2 +- >>   drivers/accel/amdxdna/npu4_regs.c    |  2 +- >>   drivers/accel/amdxdna/npu5_regs.c    |  2 +- > > Do you need an update to npu6_regs? npu6_regs is added with upstream fw minor already. Thus, it does not need an update. Lizhi > > -Jeff