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Date: Thu, 22 Oct 2015 09:34:41 -0400
From: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
"David S. Miller" <davem@...emloft.net>,
Florian Fainelli <f.fainelli@...il.com>,
Andrew Lunn <andrew@...n.ch>,
Scott Feldman <sfeldma@...il.com>,
Jiri Pirko <jiri@...nulli.us>,
Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Subject: [PATCH net-next v4 4/6] net: dsa: mv88e6xxx: implement port_fdb_dump
Implement the port_fdb_dump DSA operation.
Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
---
drivers/net/dsa/mv88e6171.c | 1 +
drivers/net/dsa/mv88e6352.c | 1 +
drivers/net/dsa/mv88e6xxx.c | 65 +++++++++++++++++++++++++++++++++++++++++++++
drivers/net/dsa/mv88e6xxx.h | 3 +++
4 files changed, 70 insertions(+)
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c
index dfca352..489deb8 100644
--- a/drivers/net/dsa/mv88e6171.c
+++ b/drivers/net/dsa/mv88e6171.c
@@ -123,6 +123,7 @@ struct dsa_switch_driver mv88e6171_switch_driver = {
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
+ .port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6171");
diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c
index 796fdcb..6b8fd24 100644
--- a/drivers/net/dsa/mv88e6352.c
+++ b/drivers/net/dsa/mv88e6352.c
@@ -350,6 +350,7 @@ struct dsa_switch_driver mv88e6352_switch_driver = {
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
+ .port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6172");
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 86cbb67..8d0acf3 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -1799,6 +1799,71 @@ static int _mv88e6xxx_atu_getnext(struct dsa_switch *ds, u16 fid,
return 0;
}
+int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
+ struct switchdev_obj_port_fdb *fdb,
+ int (*cb)(struct switchdev_obj *obj))
+{
+ struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
+ struct mv88e6xxx_vtu_stu_entry vlan = {
+ .vid = GLOBAL_VTU_VID_MASK, /* all ones */
+ };
+ int err;
+
+ mutex_lock(&ps->smi_mutex);
+
+ err = _mv88e6xxx_vtu_vid_write(ds, vlan.vid);
+ if (err)
+ goto unlock;
+
+ do {
+ struct mv88e6xxx_atu_entry addr = {
+ .mac = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
+ };
+
+ err = _mv88e6xxx_vtu_getnext(ds, &vlan);
+ if (err)
+ goto unlock;
+
+ if (!vlan.valid)
+ break;
+
+ err = _mv88e6xxx_atu_mac_write(ds, addr.mac);
+ if (err)
+ goto unlock;
+
+ do {
+ err = _mv88e6xxx_atu_getnext(ds, vlan.fid, &addr);
+ if (err)
+ goto unlock;
+
+ if (addr.state == GLOBAL_ATU_DATA_STATE_UNUSED)
+ break;
+
+ if (!addr.trunk && addr.portv_trunkid & BIT(port)) {
+ bool is_static = addr.state ==
+ (is_multicast_ether_addr(addr.mac) ?
+ GLOBAL_ATU_DATA_STATE_MC_STATIC :
+ GLOBAL_ATU_DATA_STATE_UC_STATIC);
+
+ fdb->vid = vlan.vid;
+ ether_addr_copy(fdb->addr, addr.mac);
+ fdb->ndm_state = is_static ? NUD_NOARP :
+ NUD_REACHABLE;
+
+ err = cb(&fdb->obj);
+ if (err)
+ goto unlock;
+ }
+ } while (!is_broadcast_ether_addr(addr.mac));
+
+ } while (vlan.vid < GLOBAL_VTU_VID_MASK);
+
+unlock:
+ mutex_unlock(&ps->smi_mutex);
+
+ return err;
+}
+
/* get next entry for port */
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, u16 *vid, bool *is_static)
diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h
index 4ba69f3..3c9cfde 100644
--- a/drivers/net/dsa/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx.h
@@ -476,6 +476,9 @@ int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb);
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, u16 *vid, bool *is_static);
+int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
+ struct switchdev_obj_port_fdb *fdb,
+ int (*cb)(struct switchdev_obj *obj));
int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg);
int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page,
int reg, int val);
--
2.6.1
--
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