netdev - [patch iproute2/net-next 2/2] devlink: introduce support for showing port number and split subport number

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Date:   Sun, 20 May 2018 10:15:39 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     dsahern@...il.com, idosch@...lanox.com,
        jakub.kicinski@...ronome.com, mlxsw@...lanox.com, andrew@...n.ch,
        vivien.didelot@...oirfairelinux.com, f.fainelli@...il.com,
        michael.chan@...adcom.com, ganeshgr@...lsio.com,
        saeedm@...lanox.com, simon.horman@...ronome.com,
        pieter.jansenvanvuuren@...ronome.com, john.hurley@...ronome.com,
        dirk.vandermerwe@...ronome.com, alexander.h.duyck@...el.com,
        ogerlitz@...lanox.com, vijaya.guvva@...ium.com,
        satananda.burla@...ium.com, raghu.vatsavayi@...ium.com,
        felix.manlunas@...ium.com, gospo@...adcom.com,
        sathya.perla@...adcom.com, vasundhara-v.volam@...adcom.com,
        tariqt@...lanox.com, eranbe@...lanox.com,
        jeffrey.t.kirsher@...el.com, roopa@...ulusnetworks.com
Subject: [patch iproute2/net-next 2/2] devlink: introduce support for showing port number and split subport number

From: Jiri Pirko <jiri@...lanox.com>

Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
 devlink/devlink.c            | 6 ++++++
 include/uapi/linux/devlink.h | 2 ++
 2 files changed, 8 insertions(+)

diff --git a/devlink/devlink.c b/devlink/devlink.c
index df2c66dac1c7..b0ae17767dab 100644
--- a/devlink/devlink.c
+++ b/devlink/devlink.c
@@ -1737,9 +1737,15 @@ static void pr_out_port(struct dl *dl, struct nlattr **tb)
 
 		pr_out_str(dl, "flavour", port_flavour_name(port_flavour));
 	}
+	if (tb[DEVLINK_ATTR_PORT_NUMBER])
+		pr_out_uint(dl, "number",
+			    mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_NUMBER]));
 	if (tb[DEVLINK_ATTR_PORT_SPLIT_GROUP])
 		pr_out_uint(dl, "split_group",
 			    mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_GROUP]));
+	if (tb[DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER])
+		pr_out_uint(dl, "subport",
+			    mnl_attr_get_u32(tb[DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER]));
 	pr_out_port_handle_end(dl);
 }
 
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 23a3af6284b4..493f71fef7ee 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -235,6 +235,8 @@ enum devlink_attr {
 	DEVLINK_ATTR_DPIPE_TABLE_RESOURCE_UNITS,/* u64 */
 
 	DEVLINK_ATTR_PORT_FLAVOUR,		/* u16 */
+	DEVLINK_ATTR_PORT_NUMBER,		/* u32 */
+	DEVLINK_ATTR_PORT_SPLIT_SUBPORT_NUMBER,	/* u32 */
 
 	/* add new attributes above here, update the policy in devlink.c */
 
-- 
2.14.3