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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by SN1PEPF0002529E.mail.protection.outlook.com (10.167.242.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7409.10 via Frontend Transport; Mon, 18 Mar 2024 23:53:50 +0000 Received: from driver-dev1.pensando.io (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Mon, 18 Mar 2024 18:53:48 -0500 From: Shannon Nelson To: , , , , , CC: , , , Shannon Nelson Subject: [PATCH net] ionic: update documentation for XDP support Date: Mon, 18 Mar 2024 16:53:31 -0700 Message-ID: <20240318235331.71161-1-shannon.nelson@amd.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SN1PEPF0002529E:EE_|DM6PR12MB4076:EE_ X-MS-Office365-Filtering-Correlation-Id: b3f21226-71b5-4116-2a48-08dc47a6a91a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Mar 2024 23:53:50.4631 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b3f21226-71b5-4116-2a48-08dc47a6a91a X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF0002529E.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB4076 Add information to our documentation for the XDP features and related ethtool stats. While we're here, we also add the missing timestamp stats. Signed-off-by: Shannon Nelson --- .../ethernet/pensando/ionic.rst | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst b/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst index 6ec7d686efab..a3f7e4d6b95e 100644 --- a/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst +++ b/Documentation/networking/device_drivers/ethernet/pensando/ionic.rst @@ -99,6 +99,12 @@ Minimal SR-IOV support is currently offered and can be enabled by setting the sysfs 'sriov_numvfs' value, if supported by your particular firmware configuration. +XDP +--- + +Support for XDP includes the basics, plus Jumbo frames, Redirect +and ndo_xmit. There is no current for zero-copy sockets or HW offload. + Statistics ========== @@ -138,6 +144,12 @@ Driver port specific:: rx_csum_none: 0 rx_csum_complete: 3 rx_csum_error: 0 + xdp_drop: 0 + xdp_aborted: 0 + xdp_pass: 0 + xdp_tx: 0 + xdp_redirect: 0 + xdp_frames: 0 Driver queue specific:: @@ -149,9 +161,12 @@ Driver queue specific:: tx_0_frags: 0 tx_0_tso: 0 tx_0_tso_bytes: 0 + tx_0_hwstamp_valid: 0 + tx_0_hwstamp_invalid: 0 tx_0_csum_none: 3 tx_0_csum: 0 tx_0_vlan_inserted: 0 + tx_0_xdp_frames: 0 rx_0_pkts: 2 rx_0_bytes: 120 rx_0_dma_map_err: 0 @@ -159,8 +174,15 @@ Driver queue specific:: rx_0_csum_none: 0 rx_0_csum_complete: 0 rx_0_csum_error: 0 + rx_0_hwstamp_valid: 0 + rx_0_hwstamp_invalid: 0 rx_0_dropped: 0 rx_0_vlan_stripped: 0 + rx_0_xdp_drop: 0 + rx_0_xdp_aborted: 0 + rx_0_xdp_pass: 0 + rx_0_xdp_tx: 0 + rx_0_xdp_redirect: 0 Firmware port specific:: -- 2.17.1