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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , CC: Ido Schimmel , Petr Machata , "Amit Cohen" , Subject: [PATCH net-next 05/14] mlxsw: reg: Mark SFGC & some SFMR fields as reserved in CFF mode Date: Mon, 20 Nov 2023 19:25:22 +0100 Message-ID: X-Mailer: git-send-email 2.41.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Originating-IP: [10.126.230.35] X-ClientProxiedBy: rnnvmail201.nvidia.com (10.129.68.8) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF0000343A:EE_|SA3PR12MB8437:EE_ X-MS-Office365-Filtering-Correlation-Id: 6246c0dd-e5a6-4828-daf3-08dbe9f66bcc 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:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230031)(4636009)(136003)(376002)(396003)(346002)(39860400002)(230922051799003)(451199024)(82310400011)(186009)(64100799003)(1800799012)(40470700004)(46966006)(36840700001)(356005)(7636003)(86362001)(82740400003)(36756003)(40460700003)(110136005)(316002)(70586007)(54906003)(70206006)(26005)(16526019)(2616005)(107886003)(36860700001)(426003)(478600001)(336012)(6666004)(5660300002)(2906002)(4326008)(41300700001)(8676002)(8936002)(47076005)(40480700001)(83380400001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 Nov 2023 18:27:58.1306 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6246c0dd-e5a6-4828-daf3-08dbe9f66bcc X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF0000343A.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA3PR12MB8437 X-Patchwork-Delegate: kuba@kernel.org Some existing fields and the whole register of SFGC are reserved in CFF mode. Backport the reservation note to these fields. Signed-off-by: Petr Machata Reviewed-by: Amit Cohen Reviewed-by: Ido Schimmel --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 3472f70b2482..ec0adddd4598 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -1024,6 +1024,8 @@ static inline void mlxsw_reg_spaft_pack(char *payload, u16 local_port, * ------------------------------------------ * The following register controls the association of flooding tables and MIDs * to packet types used for flooding. + * + * Reserved when CONFIG_PROFILE.flood_mode = CFF. */ #define MLXSW_REG_SFGC_ID 0x2011 #define MLXSW_REG_SFGC_LEN 0x14 @@ -1862,6 +1864,7 @@ MLXSW_ITEM32(reg, sfmr, fid, 0x00, 0, 16); * Access: RW * * Note: Reserved when legacy bridge model is used. + * Reserved when CONFIG_PROFILE.flood_mode = CFF. */ MLXSW_ITEM32(reg, sfmr, flood_rsp, 0x08, 31, 1); @@ -1872,6 +1875,7 @@ MLXSW_ITEM32(reg, sfmr, flood_rsp, 0x08, 31, 1); * Access: RW * * Note: Reserved when legacy bridge model is used and when flood_rsp=1. + * Reserved when CONFIG_PROFILE.flood_mode = CFF */ MLXSW_ITEM32(reg, sfmr, flood_bridge_type, 0x08, 28, 1); @@ -1880,6 +1884,8 @@ MLXSW_ITEM32(reg, sfmr, flood_bridge_type, 0x08, 28, 1); * Used to point into the flooding table selected by SFGC register if * the table is of type FID-Offset. Otherwise, this field is reserved. * Access: RW + * + * Note: Reserved when CONFIG_PROFILE.flood_mode = CFF */ MLXSW_ITEM32(reg, sfmr, fid_offset, 0x08, 0, 16);