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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 v2 1/8] vdpa/mlx5: Expose resumable vq capability Date: Tue, 5 Dec 2023 12:46:02 +0200 Message-ID: <20231205104609.876194-2-dtatulea@nvidia.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231205104609.876194-1-dtatulea@nvidia.com> References: <20231205104609.876194-1-dtatulea@nvidia.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF000015C9:EE_|DS7PR12MB5813:EE_ X-MS-Office365-Filtering-Correlation-Id: e4887589-6877-41c0-8a14-08dbf57f758a 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: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)(39860400002)(136003)(346002)(396003)(376002)(230922051799003)(1800799012)(186009)(82310400011)(451199024)(64100799003)(36840700001)(46966006)(40470700004)(36860700001)(40480700001)(478600001)(6666004)(110136005)(54906003)(6636002)(356005)(7636003)(70586007)(70206006)(316002)(26005)(47076005)(2616005)(1076003)(83380400001)(4326008)(8676002)(8936002)(66574015)(426003)(336012)(82740400003)(40460700003)(5660300002)(2906002)(41300700001)(86362001)(4744005)(36756003);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Dec 2023 10:46:38.3316 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e4887589-6877-41c0-8a14-08dbf57f758a 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: SA2PEPF000015C9.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB5813 Necessary for checking if resumable vqs are supported by the hardware. Actual support will be added in a downstream patch. Signed-off-by: Dragos Tatulea Reviewed-by: Gal Pressman Acked-by: Eugenio Pérez --- 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];