netdev - [PATCH v3 net-next 9/9] net: dsa: mv88e6xxx: Implement devlink info get callback

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Message-Id: <20200909235827.3335881-10-andrew@lunn.ch>
Date:   Thu, 10 Sep 2020 01:58:27 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     David Miller <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>, Chris Healy <cphealy@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Jiri Pirko <jiri@...dia.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Andrew Lunn <andrew@...n.ch>, Jakub Kicinski <kuba@...nel.org>
Subject: [PATCH v3 net-next 9/9] net: dsa: mv88e6xxx: Implement devlink info get callback

Return the driver name and the asic.id with the switch name.

Reviewed-by: Jakub Kicinski <kuba@...nel.org>
Signed-off-by: Andrew Lunn <andrew@...n.ch>
---
 drivers/net/dsa/mv88e6xxx/chip.c    |  1 +
 drivers/net/dsa/mv88e6xxx/devlink.c | 16 ++++++++++++++++
 drivers/net/dsa/mv88e6xxx/devlink.h |  3 +++
 3 files changed, 20 insertions(+)

diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 8d1710c896ae..9417412e5fce 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -5378,6 +5378,7 @@ static const struct dsa_switch_ops mv88e6xxx_switch_ops = {
 	.get_ts_info		= mv88e6xxx_get_ts_info,
 	.devlink_param_get	= mv88e6xxx_devlink_param_get,
 	.devlink_param_set	= mv88e6xxx_devlink_param_set,
+	.devlink_info_get	= mv88e6xxx_devlink_info_get,
 };
 
 static int mv88e6xxx_register_switch(struct mv88e6xxx_chip *chip)
diff --git a/drivers/net/dsa/mv88e6xxx/devlink.c b/drivers/net/dsa/mv88e6xxx/devlink.c
index e58f68bd17dc..ad16e38b37c3 100644
--- a/drivers/net/dsa/mv88e6xxx/devlink.c
+++ b/drivers/net/dsa/mv88e6xxx/devlink.c
@@ -505,3 +505,19 @@ int mv88e6xxx_setup_devlink_regions(struct dsa_switch *ds)
 
 	return mv88e6xxx_setup_devlink_regions_global(ds, chip);
 }
+
+int mv88e6xxx_devlink_info_get(struct dsa_switch *ds,
+			       struct devlink_info_req *req,
+			       struct netlink_ext_ack *extack)
+{
+	struct mv88e6xxx_chip *chip = ds->priv;
+	int err;
+
+	err = devlink_info_driver_name_put(req, "mv88e6xxx");
+	if (err)
+		return err;
+
+	return devlink_info_version_fixed_put(req,
+					      DEVLINK_INFO_VERSION_GENERIC_ASIC_ID,
+					      chip->info->name);
+}
diff --git a/drivers/net/dsa/mv88e6xxx/devlink.h b/drivers/net/dsa/mv88e6xxx/devlink.h
index da83c25d944b..3d72db3dcf95 100644
--- a/drivers/net/dsa/mv88e6xxx/devlink.h
+++ b/drivers/net/dsa/mv88e6xxx/devlink.h
@@ -15,4 +15,7 @@ int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id,
 int mv88e6xxx_setup_devlink_regions(struct dsa_switch *ds);
 void mv88e6xxx_teardown_devlink_regions(struct dsa_switch *ds);
 
+int mv88e6xxx_devlink_info_get(struct dsa_switch *ds,
+			       struct devlink_info_req *req,
+			       struct netlink_ext_ack *extack);
 #endif /* _MV88E6XXX_DEVLINK_H */
-- 
2.28.0