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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 v4 01/15] vdpa/mlx5: Expose resumable vq capability Date: Tue, 19 Dec 2023 20:08:44 +0200 Message-ID: <20231219180858.120898-2-dtatulea@nvidia.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231219180858.120898-1-dtatulea@nvidia.com> References: <20231219180858.120898-1-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: DS3PEPF000099D7:EE_|CH3PR12MB8305:EE_ X-MS-Office365-Filtering-Correlation-Id: e189d0be-b292-4287-c46f-08dc00bd9fc7 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: BiX/i7bsBjL0t8T3XDEl3fJmvZdUcfKuCZj0nSd32cljh7ZLLV7GScW446Hgb2bG2HMttvGbeMM5ApfsE3Jg2106kYukuhmGM8fizGAATvzirFQJ9vwzqPdPOhAP1tNqv0+vlcTHTeOWhFEYuq4gmoyvOmKWcu06EfMgmWKQx/QtGRne31gltTavsJs23KZy1dPa2cJL8lnZAcNAUf5jmoFGLppAnpMYCTzHXUQ2+NBx/6DkVwCDi5Ft2qLFF6cNtuFsU9lletf6DNahkEY0vZtwNHblv695AV/SDIod6Voon/kF/GBVUD5ZIeBQJf+HR3gz4nswtkdvTPkBNQM19EUxhhw1qE72U8NEJADVfIabCJ7UZ9A11hAi+DOc21FVt7TZndPvrlj/JzgSbomd31ZsfYENzB9ER/OZCxRLanJQPcZeENxaTZ/wi/uuuG2gAFJan/gRdVFAl78ema2qMA38kJHpYNScv+LF+IhXRvMijIi8WIvzyhNt2g+OpH2dJZr37/3uvsgOMzojevRJMeNHDjyqhLnMLWTipY1UfukxwpszYnbKWEFzKaNa+Yx0MLL1CVEgr/7kEiyPrDqRrLBx25eFEt3gjlvDiVWiDWK3sKDeEV8p48wgvYKU/z/9x3VmBv7QRJWihJ7TrCw0YD71ipiYoBTpwh6EN0flDYu5oALwIfPgsFOwkn4nAK0elSUja0g+mx5AbvKqVZB5WsEZmkL8ikxp24sMOBtbd0XXdCj1Bw6i8HIAqEWmSsyh 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)(136003)(39860400002)(376002)(346002)(396003)(230922051799003)(64100799003)(451199024)(82310400011)(1800799012)(186009)(46966006)(36840700001)(40470700004)(36756003)(316002)(83380400001)(40480700001)(70206006)(426003)(336012)(66574015)(70586007)(54906003)(110136005)(4744005)(6636002)(2906002)(47076005)(4326008)(8936002)(5660300002)(36860700001)(82740400003)(6666004)(8676002)(1076003)(86362001)(2616005)(26005)(41300700001)(40460700003)(7636003)(478600001)(356005);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Dec 2023 18:09:20.7849 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e189d0be-b292-4287-c46f-08dc00bd9fc7 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: DS3PEPF000099D7.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8305 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 Acked-by: Jason Wang --- 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];