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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CH3PR12MB8460.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 78b31b54-c480-48de-a2d8-08dd623012bc X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Mar 2025 13:07:56.8578 (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: 7HYZfOUR+QrqL+yt4f4cNpJ4q0h/Mj3uzublZMU8LxxX1WP9rdu4lOA/0kdp65guXt/rqSl0w7u0WjntFfisqw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB8217 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Hi=0A= =0A= From: Dariusz Sosnowski =0A= Sent: Wednesday, March 12, 2025 11:51 AM=0A= To: Slava Ovsiienko; Bing Zhao; Ori Kam; Suanming Mou; Matan Azrad=0A= Cc: dev@dpdk.org; Raslan Darawsheh; stable@dpdk.org=0A= Subject: [PATCH] net/mlx5: fix NAT64 register selection=0A= =0A= PMD statically assumed that REG_C_6 is always available for use=0A= with NAT64 HW flow action.=0A= This led to PMD configuration errors on FW versions which do not expose=0A= that specific register.=0A= =0A= This patch fixes that by adding a check for REG_C_6 against FW=0A= capabilities, when registers for NAT64 are selected.=0A= =0A= Also, if not enough registers are available, PMD will not attempt to=0A= create NAT64 actions.=0A= =0A= Fixes: 7a26bfec06a4 ("net/mlx5: fetch available registers for NAT64")=0A= Cc: stable@dpdk.org=0A= =0A= Signed-off-by: Dariusz Sosnowski =0A= Acked-by: Bing Zhao =0A= =0A= Patch applied to next-net-mlx,=0A= =0A= Kindest regards,=0A= Raslan Darawsheh=0A=