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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Oct 2024 16:53:48.1354 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: be90adc6-a1a0-4960-0dbe-08dceecc453d 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: SN1PEPF0002636B.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB6733 X-Patchwork-Delegate: kuba@kernel.org From: Alejandro Lucero Use cxl api for creating a region using the endpoint decoder related to a DPA range. Signed-off-by: Alejandro Lucero --- drivers/net/ethernet/sfc/efx_cxl.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/ethernet/sfc/efx_cxl.c b/drivers/net/ethernet/sfc/efx_cxl.c index c0da75b2d8e1..869129635a84 100644 --- a/drivers/net/ethernet/sfc/efx_cxl.c +++ b/drivers/net/ethernet/sfc/efx_cxl.c @@ -127,12 +127,21 @@ int efx_cxl_init(struct efx_nic *efx) goto err3; } + cxl->efx_region = cxl_create_region(cxl->cxlrd, cxl->cxled); + if (!cxl->efx_region) { + pci_err(pci_dev, "CXL accel create region failed"); + rc = PTR_ERR(cxl->efx_region); + goto err_region; + } + efx->cxl = cxl; #endif return 0; #if IS_ENABLED(CONFIG_CXL_BUS) +err_region: + cxl_dpa_free(cxl->cxled); err3: cxl_release_resource(cxl->cxlds, CXL_RES_RAM); err2: @@ -148,6 +157,7 @@ void efx_cxl_exit(struct efx_nic *efx) { #if IS_ENABLED(CONFIG_CXL_BUS) if (efx->cxl) { + cxl_accel_region_detach(efx->cxl->cxled); cxl_dpa_free(efx->cxl->cxled); cxl_release_resource(efx->cxl->cxlds, CXL_RES_RAM); kfree(efx->cxl->cxlds);