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Fri, 15 Dec 2023 06:01:56 -0800 From: Dragos Tatulea To: "Michael S . Tsirkin" , Jason Wang , Eugenio Perez Martin , Si-Wei Liu , Saeed Mahameed , Leon Romanovsky , , Gal Pressman CC: Dragos Tatulea , , , Parav Pandit , Xuan Zhuo Subject: [PATCH mlx5-vhost v3 1/6] vdpa/mlx5: Expose resumable vq capability Date: Fri, 15 Dec 2023 16:01:41 +0200 Message-ID: <20231215140146.95816-2-dtatulea@nvidia.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231215140146.95816-1-dtatulea@nvidia.com> References: <20231215140146.95816-1-dtatulea@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EDD4:EE_|IA1PR12MB7661:EE_ X-MS-Office365-Filtering-Correlation-Id: 4b7372a3-5f66-48f8-ba4c-08dbfd767270 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: wkJ6lVnStwZAM0uGmCztfdTgQuyGlXmeIIekbiRqr8+e7lrKm6tVLmCpGPW0bXJSks6GI7PjGcQTy8n7hP2PWac5VrpvFpkzbsg7aZULv+uO1L/6bLpvaIQGekTdlizF7L+9fgXJ8Hk6KkOXgBW0zHQSdBVktoabQFKwOfuHgSAptRZH3nYoIwiAzUvtf3fSYKgpyVizrbtABqfzMxSOGZ6+Krbcx+j+k9RuO03xO0s/2LI7FyzmwitqUnh09uZZKu/sLDW/3fS/vxmwTajhFsyFklO9C4vYP/JskLVkLLftCIfXVWshRzH8yXLZKEhS/NIT1w49TEsvBl53uZl0WCz8ZLDEE2OoMn0iQp+38RLXWeBvScCyIig75mVnVPCuMFH4fPrpHG2AieHQXgX/K0ro1ymXhcpxQzH0zNRvUuC8mvKRCYEkCS4maznK3QrCghqeczTeUEraqFVUDi5QvJwBIyYDFmwt01BMKD/lwnnOo2un+A32NqrHbz2TvQ7RifKwCocIxnmVqFeNmByb0mTPEsQg5TvhADmAu80lzwWGif6wAYKfYZLJUeVnbHh2wPEaQEBXN5DQVUdQ8ALlXl2+BDpF+1lZAqnWYzaXuZNU3J2dHskOzSZz67aSjH2oqC98DTgeWW55qL90YwSl1CB3q2SoDdsvXshgHp8Pc/xbbgB+wqfuT8tAvWJ3q84uuNSoQnvsXzmzFnrFWQWSZHjNRY1c4npARerMdJWMR4DiBqXcHho+TL+mxeNSYNaU 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:(13230031)(4636009)(346002)(39860400002)(396003)(136003)(376002)(230922051799003)(1800799012)(186009)(64100799003)(451199024)(82310400011)(46966006)(36840700001)(40470700004)(5660300002)(40480700001)(478600001)(6666004)(54906003)(82740400003)(4744005)(2906002)(1076003)(66574015)(2616005)(26005)(86362001)(426003)(336012)(36756003)(70206006)(70586007)(316002)(6636002)(110136005)(40460700003)(4326008)(8676002)(8936002)(7636003)(356005)(41300700001)(47076005)(83380400001)(36860700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 15 Dec 2023 14:02:16.9609 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 4b7372a3-5f66-48f8-ba4c-08dbfd767270 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: CY4PEPF0000EDD4.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB7661 Necessary for checking if resumable vqs are supported by the hardware. Actual support will be added in a downstream patch. Reviewed-by: Gal Pressman Acked-by: Eugenio Pérez Signed-off-by: Dragos Tatulea --- include/linux/mlx5/mlx5_ifc.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 6f3631425f38..9eaceaf6bcb0 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -1236,7 +1236,8 @@ struct mlx5_ifc_virtio_emulation_cap_bits { u8 reserved_at_c0[0x13]; u8 desc_group_mkey_supported[0x1]; - u8 reserved_at_d4[0xc]; + u8 freeze_to_rdy_supported[0x1]; + u8 reserved_at_d5[0xb]; u8 reserved_at_e0[0x20]; -- 2.43.0