{"id":2175203,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2175203/?format=json","project":{"id":28,"url":"http://patchwork.ozlabs.org/api/1.0/projects/28/?format=json","name":"Linux PCI development","link_name":"linux-pci","list_id":"linux-pci.vger.kernel.org","list_email":"linux-pci@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20251217151609.3162665-10-den@valinux.co.jp>","date":"2025-12-17T15:15:43","name":"[RFC,v3,09/35] NTB: epf: vntb: Implement .get_private_data() callback","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"a19d5b238e17d6351097f96b5587f9f319105135","submitter":{"id":91573,"url":"http://patchwork.ozlabs.org/api/1.0/people/91573/?format=json","name":"Koichiro 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","To":"Frank.Li@nxp.com,\n\tdave.jiang@intel.com,\n\tntb@lists.linux.dev,\n\tlinux-pci@vger.kernel.org,\n\tdmaengine@vger.kernel.org,\n\tlinux-renesas-soc@vger.kernel.org,\n\tnetdev@vger.kernel.org,\n\tlinux-kernel@vger.kernel.org","Cc":"mani@kernel.org,\n\tkwilczynski@kernel.org,\n\tkishon@kernel.org,\n\tbhelgaas@google.com,\n\tcorbet@lwn.net,\n\tgeert+renesas@glider.be,\n\tmagnus.damm@gmail.com,\n\trobh@kernel.org,\n\tkrzk+dt@kernel.org,\n\tconor+dt@kernel.org,\n\tvkoul@kernel.org,\n\tjoro@8bytes.org,\n\twill@kernel.org,\n\trobin.murphy@arm.com,\n\tjdmason@kudzu.us,\n\tallenbh@gmail.com,\n\tandrew+netdev@lunn.ch,\n\tdavem@davemloft.net,\n\tedumazet@google.com,\n\tkuba@kernel.org,\n\tpabeni@redhat.com,\n\tBasavaraj.Natikar@amd.com,\n\tShyam-sundar.S-k@amd.com,\n\tkurt.schwemmer@microsemi.com,\n\tlogang@deltatee.com,\n\tjingoohan1@gmail.com,\n\tlpieralisi@kernel.org,\n\tutkarsh02t@gmail.com,\n\tjbrunet@baylibre.com,\n\tdlemoal@kernel.org,\n\tarnd@arndb.de,\n\telfring@users.sourceforge.net,\n\tden@valinux.co.jp","Subject":"[RFC PATCH v3 09/35] NTB: epf: vntb: Implement .get_private_data()\n callback","Date":"Thu, 18 Dec 2025 00:15:43 +0900","Message-ID":"<20251217151609.3162665-10-den@valinux.co.jp>","X-Mailer":"git-send-email 2.51.0","In-Reply-To":"<20251217151609.3162665-1-den@valinux.co.jp>","References":"<20251217151609.3162665-1-den@valinux.co.jp>","Content-Transfer-Encoding":"8bit","Content-Type":"text/plain","X-ClientProxiedBy":"TYWPR01CA0031.jpnprd01.prod.outlook.com\n (2603:1096:400:aa::18) To TYWP286MB2697.JPNP286.PROD.OUTLOOK.COM\n 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e5505afe-8728-4fa5-b010-08de3d7f3c21","X-MS-Exchange-CrossTenant-AuthSource":"TYWP286MB2697.JPNP286.PROD.OUTLOOK.COM","X-MS-Exchange-CrossTenant-AuthAs":"Internal","X-MS-Exchange-CrossTenant-OriginalArrivalTime":"17 Dec 2025 15:16:21.2818\n (UTC)","X-MS-Exchange-CrossTenant-FromEntityHeader":"Hosted","X-MS-Exchange-CrossTenant-Id":"7a57bee8-f73d-4c5f-a4f7-d72c91c8c111","X-MS-Exchange-CrossTenant-MailboxType":"HOSTED","X-MS-Exchange-CrossTenant-UserPrincipalName":"\n vNEOS07uJQ0TVObqdoWxQKfgwHkPVi02EE3e69MW0KOymrCgBEH9PvFtaHtoILzPnKFbLX9Qsk+9Hex7oiNyBQ==","X-MS-Exchange-Transport-CrossTenantHeadersStamped":"OS9P286MB4633"},"content":"Implement the new get_private_data() operation for the EPF vNTB driver\nto expose its associated EPC device to NTB subsystems.\n\nSigned-off-by: Koichiro Den \n---\n drivers/pci/endpoint/functions/pci-epf-vntb.c | 10 ++++++++++\n 1 file changed, 10 insertions(+)","diff":"diff --git a/drivers/pci/endpoint/functions/pci-epf-vntb.c b/drivers/pci/endpoint/functions/pci-epf-vntb.c\nindex 23bbcfd20c3b..c89f5b0775fa 100644\n--- a/drivers/pci/endpoint/functions/pci-epf-vntb.c\n+++ b/drivers/pci/endpoint/functions/pci-epf-vntb.c\n@@ -1582,6 +1582,15 @@ static int vntb_epf_link_disable(struct ntb_dev *ntb)\n \treturn 0;\n }\n \n+static void *vntb_epf_get_private_data(struct ntb_dev *ntb)\n+{\n+\tstruct epf_ntb *ndev = ntb_ndev(ntb);\n+\n+\tif (!ndev || !ndev->epf)\n+\t\treturn NULL;\n+\treturn (void *)ndev->epf->epc;\n+}\n+\n static const struct ntb_dev_ops vntb_epf_ops = {\n \t.mw_count\t\t= vntb_epf_mw_count,\n \t.spad_count\t\t= vntb_epf_spad_count,\n@@ -1603,6 +1612,7 @@ static const struct ntb_dev_ops vntb_epf_ops = {\n \t.db_clear_mask\t\t= vntb_epf_db_clear_mask,\n \t.db_clear\t\t= vntb_epf_db_clear,\n \t.link_disable\t\t= vntb_epf_link_disable,\n+\t.get_private_data\t= vntb_epf_get_private_data,\n };\n \n static int pci_vntb_probe(struct pci_dev *pdev, const struct pci_device_id *id)\n","prefixes":["RFC","v3","09/35"]}