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Tue, 4 Aug 2026 10:00:46 -0700 From: Zhi Wang To: , CC: , , , , , , , , , , , , , , , , , , , , , , , , , , Zhi Wang Subject: [PATCH v2 0/1] gpu: nova-core: populate GSP_VF_INFO for vGPU Date: Tue, 4 Aug 2026 20:00:44 +0300 Message-ID: <20260804170045.902069-1-zhiw@nvidia.com> X-Mailer: git-send-email 2.53.0 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: BL02EPF0001A0FE:EE_|CY8PR12MB7659:EE_ X-MS-Office365-Filtering-Correlation-Id: 020493cc-f67c-4ea5-87ad-08def24a03be X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|23010399003|7416014|376014|1800799024|36860700016|56012099006|11063799006|10067099003|18002099003|3023799007; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(82310400026)(23010399003)(7416014)(376014)(1800799024)(36860700016)(56012099006)(11063799006)(10067099003)(18002099003)(3023799007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: kXt2U5pjFU80OhG5zzL7pH9lxeULg5P4nXsKOsdTGM/JFLMihgDTVg2puaERQYZHXc1446igCIXSkV+9qs2Dh37XDxEHlP5Hn1V10gWLzbFWyZHnjGTK2d/TTVhp+U6F43zQbINcXM/kgIcQsPH/VDqhochijtz9OCCGlMXvNiRGNBqwiM3mjxd/osKt+p4CLJIEtWV0frwMpOyf51wrAKjGQjrLxOBDb6t4dDkZbrs7FW2AxOrFhzoRNoR2Vs/ROa62Tg7iZTX0uUpOKtsKCUGAfokomBx2IKJfdiIxvZ7rvNfc/OTPYha8Tpk4kNCcXL3KV4p6Y0zPpbW38oLTcpzLW8xjdf41vZ+kZMOhyJnorYH3pEAqTjlumEhhOFApDAvLdhx+yZnB13Sf+WcDsXJ4LTN2FWRaXnU13ktWqtO73yTNsccSdzWs1t+0VKPm X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Aug 2026 17:01:23.5585 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 020493cc-f67c-4ea5-87ad-08def24a03be X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0001A0FE.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR12MB7659 This is v2 of a follow-up to the "Boot GSP with vGPU enabled" series [1]. It provides GSP-RM with the VF topology required for per-VF interrupt and doorbell event routing. When vGPU mode is enabled, GspSetSystemInfo reads the SR-IOV topology through the typed Rust PCI capability API and fills the embedded GSP_VF_INFO. When vGPU mode is disabled, the structure remains zeroed. This series depends on the separately posted "[PATCH v7 0/1] Rust PCI capability infrastructure and SR-IOV support" series [3], which provides the capability finder and VF BAR iterator used here. The prerequisite patch ID below identifies the exact dependency used to prepare this version. Changes since v1 [2]: - Adapted to the v7 Rust PCI API by handling the optional capability result and consuming the logical VF BAR iterator. (Zhi) - Made the VF information builder an associated function of GspSetSystemInfo. (Danilo [4]) - Removed the unrelated GpuacctPerfmonUtilSamples registration. (Zhi) - Rebased onto the latest drm-rust-next. (Zhi) [1] https://lore.kernel.org/nova-gpu/20260709150206.1046839-1-zhiw@nvidia.com/ [2] https://lore.kernel.org/nova-gpu/20260730181404.776028-1-zhiw@nvidia.com/ [3] https://lore.kernel.org/rust-for-linux/20260804161612.776752-1-zhiw@nvidia.com/ [4] https://lore.kernel.org/nova-gpu/DKC83N1YHAGM.3BRAAMYUVIL4Y@kernel.org/ Zhi Wang (1): gpu: nova-core: populate GSP_VF_INFO when vGPU is enabled drivers/gpu/nova-core/gsp/boot.rs | 6 ++-- drivers/gpu/nova-core/gsp/commands.rs | 15 ++++++++-- drivers/gpu/nova-core/gsp/fw/commands.rs | 37 +++++++++++++++++++++++- 3 files changed, 52 insertions(+), 6 deletions(-) base-commit: 44e7e7f7cffb10a93bb88e7cb59b7b8b3e2deb1c prerequisite-patch-id: 4ff67e7d1ab069e291277346b23a5a195e751cff -- 2.53.0