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Wed, 27 Sep 2023 11:16:37 -0500 From: Arvind Yadav To: , , , , , , CC: , , , Arvind Yadav Subject: [PATCH 0/1] drm/amdkfd: Fix unaligned doorbell absolute offset for gfx8 Date: Wed, 27 Sep 2023 21:46:15 +0530 Message-ID: <20230927161616.3335-1-Arvind.Yadav@amd.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000989E7:EE_|DM6PR12MB4403:EE_ X-MS-Office365-Filtering-Correlation-Id: 9efabb93-be65-4c3e-b094-08dbbf7522a9 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230031)(4636009)(346002)(396003)(376002)(39860400002)(136003)(230922051799003)(1800799009)(451199024)(186009)(82310400011)(46966006)(36840700001)(40470700004)(26005)(16526019)(426003)(2616005)(1076003)(8936002)(5660300002)(4326008)(8676002)(83380400001)(356005)(81166007)(82740400003)(36860700001)(47076005)(7696005)(478600001)(6666004)(336012)(41300700001)(316002)(54906003)(70206006)(40480700001)(110136005)(70586007)(86362001)(2906002)(4744005)(40460700003)(36756003)(36900700001);DIR:OUT;SFP:1101; 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Wed, 27 Sep 2023 09:17:00 -0700 (PDT) On older chips, the absolute doorbell offset within the doorbell page is based on the queue ID. KFD is using queue ID and doorbell size to get an absolute doorbell offset in userspace. This patch is to adjust the absolute doorbell offset against the doorbell id considering the doorbell size of 32/64 bit. Arvind Yadav (1): drm/amdkfd: Fix unaligned doorbell absolute offset for gfx8 drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) -- 2.34.1