linux-kernel - [PATCH 5.18 094/102] net: sparx5: Add handling of host MDB entries

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Message-Id: <20220705115621.088985844@linuxfoundation.org>
Date:   Tue,  5 Jul 2022 13:59:00 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Casper Andersson <casper.casan@...il.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.18 094/102] net: sparx5: Add handling of host MDB entries

From: Casper Andersson <casper.casan@...il.com>

[ Upstream commit 1c1ed5a48411e1686997157c21633653fbe045c6 ]

Handle adding and removing MDB entries for host

Signed-off-by: Casper Andersson <casper.casan@...il.com>
Link: https://lore.kernel.org/r/20220503093922.1630804-1-casper.casan@gmail.com
Signed-off-by: Paolo Abeni <pabeni@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 .../net/ethernet/microchip/sparx5/sparx5_switchdev.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c b/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c
index 5389fffc694a..3429660cd2e5 100644
--- a/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c
+++ b/drivers/net/ethernet/microchip/sparx5/sparx5_switchdev.c
@@ -396,6 +396,11 @@ static int sparx5_handle_port_mdb_add(struct net_device *dev,
 	u32 mact_entry;
 	int res, err;
 
+	if (netif_is_bridge_master(v->obj.orig_dev)) {
+		sparx5_mact_learn(spx5, PGID_CPU, v->addr, v->vid);
+		return 0;
+	}
+
 	/* When VLAN unaware the vlan value is not parsed and we receive vid 0.
 	 * Fall back to bridge vid 1.
 	 */
@@ -461,6 +466,11 @@ static int sparx5_handle_port_mdb_del(struct net_device *dev,
 	u32 mact_entry, res, pgid_entry[3];
 	int err;
 
+	if (netif_is_bridge_master(v->obj.orig_dev)) {
+		sparx5_mact_forget(spx5, v->addr, v->vid);
+		return 0;
+	}
+
 	if (!br_vlan_enabled(spx5->hw_bridge_dev))
 		vid = 1;
 	else
@@ -500,6 +510,7 @@ static int sparx5_handle_port_obj_add(struct net_device *dev,
 						  SWITCHDEV_OBJ_PORT_VLAN(obj));
 		break;
 	case SWITCHDEV_OBJ_ID_PORT_MDB:
+	case SWITCHDEV_OBJ_ID_HOST_MDB:
 		err = sparx5_handle_port_mdb_add(dev, nb,
 						 SWITCHDEV_OBJ_PORT_MDB(obj));
 		break;
@@ -552,6 +563,7 @@ static int sparx5_handle_port_obj_del(struct net_device *dev,
 						  SWITCHDEV_OBJ_PORT_VLAN(obj)->vid);
 		break;
 	case SWITCHDEV_OBJ_ID_PORT_MDB:
+	case SWITCHDEV_OBJ_ID_HOST_MDB:
 		err = sparx5_handle_port_mdb_del(dev, nb,
 						 SWITCHDEV_OBJ_PORT_MDB(obj));
 		break;
-- 
2.35.1