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Mon, 18 Nov 2024 10:45:08 -0600 From: To: , , , , , , , , CC: Alejandro Lucero Subject: [PATCH v5 18/27] sfc: get endpoint decoder Date: Mon, 18 Nov 2024 16:44:25 +0000 Message-ID: <20241118164434.7551-19-alejandro.lucero-palau@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20241118164434.7551-1-alejandro.lucero-palau@amd.com> References: <20241118164434.7551-1-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 (SATLEXMB04.amd.com: alejandro.lucero-palau@amd.com does not designate permitted sender hosts) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN1PEPF00005FFD:EE_|DS7PR12MB8202:EE_ X-MS-Office365-Filtering-Correlation-Id: 6af5d912-1c9c-4925-d87a-08dd07f05ddf X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|82310400026|36860700013; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.12;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:atlvpn-bp.amd.com;CAT:NONE;SFS:(13230040)(376014)(1800799024)(82310400026)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Nov 2024 16:45:10.4193 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 6af5d912-1c9c-4925-d87a-08dd07f05ddf X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.12];Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF00005FFD.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB8202 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 --- 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 048500492371..85d9632f497a 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 (!cxl->cxled || IS_ERR(cxl->cxled)) { + pci_err(pci_dev, "CXL accel request DPA failed"); + rc = PTR_ERR(cxl->cxlrd); + goto err3; + } + probe_data->cxl = cxl; return 0; @@ -137,6 +145,7 @@ 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);