From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from CY3PR05CU001.outbound.protection.outlook.com (mail-westcentralusazon11013040.outbound.protection.outlook.com [40.93.201.40]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7669C36403C; Wed, 11 Mar 2026 00:40:25 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.201.40 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773189626; cv=fail; b=HDSpl+lwVyOFzHaJnsRh/1PhkuDRclEpOQ+BV3qfCmWoX5tm7fiWCEwwyQHVZvjdrjtRkcgR+vLxw6l0QFYCp+Q4YVhGIMc8peuLm1UyqXXuaur7vexcAgBn8GgWy+xjXu4h4DpefuHSgbb2p4muimAF6FAIuzhBJkHFKCh7qC8= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773189626; c=relaxed/simple; bh=uDqLNDhBfacP8I9KD4Sjft86O+uIXahLy/vwm5OvYWc=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Content-Type:MIME-Version; b=Y7dzvS8UT9ADeiXxDQabwpf5wwk0wsZLFS+RYH+XCAVcbtNjyxBluS53v1kRGzeAoBoSdbrQABBPud3vbuTrS60XeviKxpnQdbJ6oiIJtvGr9a5UR5hdktjma8QsQwPlx9jAUX3r6gvkYkjUOOhVjF2cc+Z6Gg9Kb46onBQvq6M= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=bCyU4ETh; arc=fail smtp.client-ip=40.93.201.40 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="bCyU4ETh" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=WguMJqpgTyxQ+fpxGq+WTYWzjRvUIpF6E8J/HA86oHML3iNn4bUY2Dz9nnYd373MPcCIABCTLRc3LLDSjP6iHfD458V9c7ZVStiXLmK50thV9rAveLp6CbfTNeTeS0lPGu/r2NcQxD3oe3pXUH+V+SyvvZKpkODX7H6vGss9RF2VMTA38a6WDez34MHb1ms4R8ZhcoEPsC5ipvjnIa9JCUd88STIhgnQ3XLTMhN92EJ6GCQDT49McYzL3B7I8Uqs4Pbc6mQG6ZxNHzIrWvS5snM2BqSDs3hLpjtqvGSejOv/NT+er9v9nXO26bSwJo1MefLTVwYOKPFpDvAgphZFpA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=v8Gf71f1+HF14bhLysIpw4Ntoz2jJyjAr3DBKm3rwow=; b=P8Qg20luvddCBGe938LVzjTpn5U9tD7z86nIROsJko4W1kv/Oi3yuXf0dMNmKDbknL0i5h8PjOoaI+XaFkr4g0FrLb47CGBk6RxIwx3MEWVZ6A1WYyoReH64LhAZwUD6+5+ZotMhfI1YJC2gQK3BbjHz6kAtaZR5WU0GQ55MhNLqEqrr5SH/awHv1FpNyHmrD11PQvwqx10mRVHHm7b+OE3PjXi5f8RY+QYqZNkKnYSXh5mW/+4/oC6MStRhmTVt28Nx2+uC7TQZxNNq6yC6D4PJDfZzk/XcuRFo3HAHQVPnyRrubkpsGGoHuFU/yH35S1k79mwXrdH2WchoCfNC2Q== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=v8Gf71f1+HF14bhLysIpw4Ntoz2jJyjAr3DBKm3rwow=; b=bCyU4EThboTO4kypKBG8ElJ4heSJwdatSN2QurUiXlyZRteLOay7cLPNdX4vQ+ALolIb10xNIPrj6aouBTsZHov1omcMbV6WRgJHtXKh9TZQsZ5HOOW4jLu7sY2d9uvZjkJzTe7wEszerQIjUNK6kreMEFjDwikIiu2VKy+JGB6vAKVvmXDW6AF9KB1Gghvm5GBUtc7JLfWW46GOJ1ydqfY3ErnxnRmeUcjXArpfWzPb50NsSz/W5nk8u9AAfvQoIBoUUXbGE8oyaWtnI75Z1w19NfuAOo9zgG7FquiF7md1iohBnns/v/Om0MNnmDnNxhlx9EYby3mWSMglrMSKng== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from DS0PR12MB6486.namprd12.prod.outlook.com (2603:10b6:8:c5::21) by BY5PR12MB4051.namprd12.prod.outlook.com (2603:10b6:a03:20c::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9700.11; Wed, 11 Mar 2026 00:40:21 +0000 Received: from DS0PR12MB6486.namprd12.prod.outlook.com ([fe80::88a9:f314:c95f:8b33]) by DS0PR12MB6486.namprd12.prod.outlook.com ([fe80::88a9:f314:c95f:8b33%4]) with mapi id 15.20.9700.010; Wed, 11 Mar 2026 00:40:21 +0000 From: Joel Fernandes To: linux-kernel@vger.kernel.org Cc: Miguel Ojeda , Boqun Feng , Gary Guo , =?UTF-8?q?Bj=C3=B6rn=20Roy=20Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Dave Airlie , Daniel Almeida , Koen Koning , dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org, rust-for-linux@vger.kernel.org, Nikola Djukic , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jonathan Corbet , Alex Deucher , =?UTF-8?q?Christian=20K=C3=B6nig?= , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , Huang Rui , Matthew Auld , Matthew Brost , Lucas De Marchi , =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Helge Deller , Alex Gaynor , Boqun Feng , John Hubbard , Alistair Popple , Timur Tabi , Edwin Peer , Alexandre Courbot , Andrea Righi , Andy Ritger , Zhi Wang , Balbir Singh , Philipp Stanner , Elle Rhumsaa , alexeyi@nvidia.com, Eliot Courtney , joel@joelfernandes.org, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-fbdev@vger.kernel.org, Joel Fernandes Subject: [PATCH v9 01/23] gpu: nova-core: Select GPU_BUDDY for VRAM allocation Date: Tue, 10 Mar 2026 20:39:46 -0400 Message-Id: <20260311004008.2208806-2-joelagnelf@nvidia.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260311004008.2208806-1-joelagnelf@nvidia.com> References: <20260311004008.2208806-1-joelagnelf@nvidia.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: BL1P223CA0026.NAMP223.PROD.OUTLOOK.COM (2603:10b6:208:2c4::31) To DS0PR12MB6486.namprd12.prod.outlook.com (2603:10b6:8:c5::21) Precedence: bulk X-Mailing-List: linux-fbdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS0PR12MB6486:EE_|BY5PR12MB4051:EE_ X-MS-Office365-Filtering-Correlation-Id: 5bc91a76-46f2-41c1-9737-08de7f06c675 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|366016|1800799024|18002099003|56012099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DS0PR12MB6486.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(7416014)(376014)(366016)(1800799024)(18002099003)(56012099003)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?D+tUh+016huiCrc93OUnoXs7ahwsdrNhkww3wAxbmsIUyrY+MFY+NqT3yFjM?= =?us-ascii?Q?ptiICuKtZ/PwCH2KjdmB7KIegl3g9y9ungLvlTmGXdth00sDhnJyxAmUSKlg?= =?us-ascii?Q?xtkiDaCslToLZqqkvcN/ZLWOoU4Wv5uFwqvlRG2kgOqLarHIu8/RkUJkgYHw?= =?us-ascii?Q?2Ct8lXpUEr1QLCRNsr/tc5Q9fBeoV+z98q4cKib+VlPb9RowezNNEcwxdOVh?= =?us-ascii?Q?9ZoE2GESJ+nsHdJ1GQKED5vmN53rwV1ywg+wli9LjO0iXlVnlGQ+4Z+cT1KJ?= =?us-ascii?Q?uEe0JPdSWq4s2gdu2zm+bH49fkXEM1QHjx4Kaxj2EUMh43oDR+BnIuVx8M9T?= =?us-ascii?Q?d92GHk1Sb1H/7c4OJclLB/nz1eHLVxQM0SW0XLqYSUA7tJ0dghDe8JTGtG6v?= =?us-ascii?Q?vQcvqNzTUJtwZtOXm7H+KBFGZTmdZk+pP8iyrwfIyz+bw6dntNcuECZ1N1aq?= =?us-ascii?Q?ofJR+lT7IIXuYEScOr29ovo0OQ3PIeQZMqnuhS/CvVtpb9x9IH+V1z2fYTFR?= =?us-ascii?Q?02aFVEOcD4Zi3xLdAuYmKf3iPRIMJLQbz8fwz25uNDsF+UudW7M8QERmWZfJ?= =?us-ascii?Q?Pi5OUWiE4DcjtMNdGwz1gz0wjKGy3fdo3+fX4GjEW+PT8gghDlkEWmzEm9T+?= =?us-ascii?Q?UyYU2jIPfPyNa2jWygiyGYbet6ZtKK7XjQWIEE9mqNoFKcwtDw+tk5ZB8pA5?= =?us-ascii?Q?NkftpWtMMCdCbK7KVEZClPioiMRomQi+40nvXCrj4UQM5ECqTHoL+bXqsWUz?= =?us-ascii?Q?dY1VNKtwM6BBfL/muk1mV1TJYUpQJhmA2N9CtLvtVfsB6K/EQayulGI7T2Eu?= =?us-ascii?Q?D08T/rP+eYPOsAzRT0WF8fI/k/HlVo5LHCeTepuJ9pFIMBNhCUSyBHY9h0+0?= =?us-ascii?Q?l7IFyxM5YXvNQCeiohSPpb8FDSZ2H6MZnSY6q9zSVXX8VCK4A56d3z/ThHu1?= =?us-ascii?Q?zjHmQoWLIKZhQtxuRBOssT1n1l8wJOgxMp7SYS2q9GpJSrf9Ty0mC8mscT2m?= =?us-ascii?Q?TzbCyDAX/6d6k/CphTbEJcLcppPCMErvU1QGEYH5xkrUAYF0DUszq1QRypJV?= =?us-ascii?Q?K46ys8VFOtIz18qL3+vabgMecE6FxL3ocAOpZ3r8wgKFmsYNHLqdUlmnF9Jq?= =?us-ascii?Q?5ferryDeBQ2ViWwEMG0OhGjXEwlrpD9xMWaKLAPpqBcRrvnIiTiWStMXJJnc?= =?us-ascii?Q?2FcgkmjkQfUShlGiyX38OeGtLAh+wMoyfBe/uVPgSG+ErvViHrOvnnI9v5zo?= =?us-ascii?Q?AoqI/Xn1/FFgLOb5ykEIortsBL2NgiJlYzTobS4xZX7Ok7eJlBgmbh5NOVQZ?= =?us-ascii?Q?Z7K5dOInLpmhebwIQWd/bAJvXxVwHpU0V/K3pL7PO2Coos7msuHuCt2Q0/fg?= =?us-ascii?Q?spUYShm69/Z44p1mLxm3rA+YVSm5GJZS1pgXlKmlAoyLEYaIqoePAKUsfA9s?= =?us-ascii?Q?DtvvSRnxZCNJ/vI8eWkJT9lfEJ3FxoxjVjll47I5yUiHL01dBkW/Rvc5je4J?= =?us-ascii?Q?aLuAOf9vZNB1g6i7H7aPj0X6r+EiZSPKMOKeUw9055OUaMSU1u5JfLv0t+v1?= =?us-ascii?Q?4pjClz6Wsx1Pxb60KLTAKUfdnhoxezbs1Yj7iQCb14lq6iyoGLhEPFM+M688?= =?us-ascii?Q?l9MWs1xPFDUUJ4fYeWlo6LFs6fSO6MEKQFPRXHcrDV5+Uc6CF80h5YX5Mwhp?= =?us-ascii?Q?9Decr9XjlMno/tMv+bk6MrqbJzP5xWyvv23zlrvCOn7XKH0sfYBVUeUv97/h?= =?us-ascii?Q?vULJlF2ubg=3D=3D?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5bc91a76-46f2-41c1-9737-08de7f06c675 X-MS-Exchange-CrossTenant-AuthSource: DS0PR12MB6486.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Mar 2026 00:40:21.1574 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: W1tNdHFXpyLqvC2xBQO5QZ/UZZmMxp3qHp6UXBW4mRvemRN3U16/leXdOBgYZwg6IJed6YlyZJqW/HAydXtGzw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4051 nova-core will use the GPU buddy allocator for physical VRAM management. Enable it in Kconfig. Cc: Nikola Djukic Signed-off-by: Joel Fernandes --- drivers/gpu/nova-core/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/nova-core/Kconfig b/drivers/gpu/nova-core/Kconfig index 527920f9c4d3..809485167aff 100644 --- a/drivers/gpu/nova-core/Kconfig +++ b/drivers/gpu/nova-core/Kconfig @@ -5,6 +5,7 @@ config NOVA_CORE depends on RUST select RUST_FW_LOADER_ABSTRACTIONS select AUXILIARY_BUS + select GPU_BUDDY default n help Choose this if you want to build the Nova Core driver for Nvidia -- 2.34.1