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charset=UTF-8 Date: Mon, 06 Apr 2026 11:29:06 +0900 Message-Id: From: "Eliot Courtney" To: "John Hubbard" , "Eliot Courtney" , "Danilo Krummrich" , "Alice Ryhl" , "Alexandre Courbot" , "David Airlie" , "Simona Vetter" Cc: "Alistair Popple" , "Joel Fernandes" , "Timur Tabi" , , , Subject: Re: [PATCH v3 0/9] gpu: nova-core: gsp: add RM control command infrastructure X-Mailer: aerc 0.21.0-0-g5549850facc2 References: <20260325-rmcontrol-v3-0-f3101093484e@nvidia.com> <7428e395-33ce-4dd6-b74a-9f61f2b831a9@nvidia.com> In-Reply-To: <7428e395-33ce-4dd6-b74a-9f61f2b831a9@nvidia.com> X-ClientProxiedBy: TYCP286CA0061.JPNP286.PROD.OUTLOOK.COM (2603:1096:400:31a::13) To BL0PR12MB2353.namprd12.prod.outlook.com (2603:10b6:207:4c::31) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL0PR12MB2353:EE_|IA0PR12MB8254:EE_ X-MS-Office365-Filtering-Correlation-Id: d6408696-360d-4677-7490-08de938448f0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|10070799003|1800799024|376014|18002099003|22082099003|56012099003; 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This is needed e.g. >> for channel allocation. >>=20 >> This series adds: >> - `NV_STATUS` bindings and wrapping `NvStatus` enum (used by RM control >> RPCs) >> - The necessary bindings for the RM control RPCs. >> - `RmControlMsgFunction` to identify individual control commands, like >> `MsgFunction` for GSP commands. >> - `SBufferIter::read_to_vec` (using KVVec) for reading large RPC payload= s >> - A typed `RmControl` command that can send RM control commands. >> - One usage of `RmControl`: the `FaultMethodBufferSize` >> RPC. This is useful for channel allocation later. >>=20 >> Each new RM control command can be added by extending >> `RmControlMsgFunction`, adding the bindings and wrappers for their >> parameters, and writing a type-safe wrapper to send and receive the >> reply for the RM control rpc, using `RmControl`. >>=20 >> This series applies on latest drm-rust-next with the listed >> pre-requisites. > > Hi Eliot, > > Nice clean series, I appreciate the work that went into making > it easily reviewable! > > > thanks, Thanks a lot John, and thanks for the reviews.