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Mon, 2 Dec 2024 11:12:58 -0600 From: To: , , , , , , , , , CC: Alejandro Lucero Subject: [PATCH v6 18/28] sfc: get endpoint decoder Date: Mon, 2 Dec 2024 17:12:12 +0000 Message-ID: <20241202171222.62595-19-alejandro.lucero-palau@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241202171222.62595-1-alejandro.lucero-palau@amd.com> References: <20241202171222.62595-1-alejandro.lucero-palau@amd.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Received-SPF: None (SATLEXMB03.amd.com: alejandro.lucero-palau@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN2PEPF000044AC:EE_|CH3PR12MB8996:EE_ X-MS-Office365-Filtering-Correlation-Id: 351f7b2f-b404-434b-a4e7-08dd12f494f0 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026|921020; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(1800799024)(36860700013)(376014)(82310400026)(921020);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Dec 2024 17:13:03.5972 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 351f7b2f-b404-434b-a4e7-08dd12f494f0 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=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF000044AC.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8996 X-Patchwork-Delegate: kuba@kernel.org From: Alejandro Lucero Use cxl api for getting DPA (Device Physical Address) to use through an endpoint decoder. Signed-off-by: Alejandro Lucero Reviewed-by: Martin Habets Reviewed-by: Fan Ni --- drivers/net/ethernet/sfc/efx_cxl.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c index 79b93d92f9c2..6ca23874d0c7 100644 --- a/drivers/net/ethernet/sfc/efx_cxl.c +++ b/drivers/net/ethernet/sfc/efx_cxl.c @@ -120,6 +120,14 @@ int efx_cxl_init(struct efx_probe_data *probe_data) goto err3; } + cxl->cxled = cxl_request_dpa(cxl->cxlmd, true, EFX_CTPIO_BUFFER_SIZE, + EFX_CTPIO_BUFFER_SIZE); + if (IS_ERR_OR_NULL(cxl->cxled)) { + pci_err(pci_dev, "CXL accel request DPA failed"); + rc = PTR_ERR(cxl->cxlrd); + goto err3; + } + probe_data->cxl = cxl; return 0; @@ -136,6 +144,7 @@ int efx_cxl_init(struct efx_probe_data *probe_data) void efx_cxl_exit(struct efx_probe_data *probe_data) { if (probe_data->cxl) { + cxl_dpa_free(probe_data->cxl->cxled); cxl_release_resource(probe_data->cxl->cxlds, CXL_RES_RAM); kfree(probe_data->cxl->cxlds); kfree(probe_data->cxl);