From 54a732018d8e016e899817eda4af517729e0571c Mon Sep 17 00:00:00 2001 From: Ido Schimmel Date: Tue, 15 Dec 2015 16:03:41 +0100 Subject: mlxsw: spectrum: Adjust switchdev ops for VLAN devices switchdev ops can now be called for VLAN devices and we need to be prepared for it. Until now they were only called for the port netdev. Use the newly propagated orig_dev passed as part of the switchdev attr/obj and determine whether the original device is a VLAN device. If so, act accordingly, otherwise continue as usual. Signed-off-by: Ido Schimmel Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/Kconfig | 2 +- .../ethernet/mellanox/mlxsw/spectrum_switchdev.c | 100 ++++++++++++++++++++- 2 files changed, 98 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig b/drivers/net/ethernet/mellanox/mlxsw/Kconfig index ec8caf8fedc6..ce26adcb4988 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig +++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig @@ -41,7 +41,7 @@ config MLXSW_SWITCHX2 config MLXSW_SPECTRUM tristate "Mellanox Technologies Spectrum support" - depends on MLXSW_CORE && NET_SWITCHDEV + depends on MLXSW_CORE && NET_SWITCHDEV && VLAN_8021Q default m ---help--- This driver supports Mellanox Technologies Spectrum Ethernet diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index 97714e7d95b3..49d531873536 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -51,12 +51,33 @@ #include "core.h" #include "reg.h" +static struct mlxsw_sp_port * +mlxsw_sp_port_orig_get(struct net_device *dev, + struct mlxsw_sp_port *mlxsw_sp_port) +{ + struct mlxsw_sp_port *mlxsw_sp_vport; + u16 vid; + + if (!is_vlan_dev(dev)) + return mlxsw_sp_port; + + vid = vlan_dev_vlan_id(dev); + mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid); + WARN_ON(!mlxsw_sp_vport); + + return mlxsw_sp_vport; +} + static int mlxsw_sp_port_attr_get(struct net_device *dev, struct switchdev_attr *attr) { struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port); + if (!mlxsw_sp_port) + return -EINVAL; + switch (attr->id) { case SWITCHDEV_ATTR_ID_PORT_PARENT_ID: attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac); @@ -105,8 +126,14 @@ static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, if (!spms_pl) return -ENOMEM; mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port); - for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) + + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state); + } else { + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) + mlxsw_reg_spms_vid_pack(spms_pl, vid, spms_state); + } err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl); kfree(spms_pl); @@ -174,6 +201,13 @@ static int mlxsw_sp_port_uc_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid, last_visited_vid; int err; + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); + + return __mlxsw_sp_port_flood_set(mlxsw_sp_port, vfid, vfid, + set, true); + } + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) { err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, vid, vid, set, true); @@ -261,6 +295,10 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev, struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); int err = 0; + mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port); + if (!mlxsw_sp_port) + return -EINVAL; + switch (attr->id) { case SWITCHDEV_ATTR_ID_PORT_STP_STATE: err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans, @@ -572,6 +610,12 @@ mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port, if (switchdev_trans_ph_prepare(trans)) return 0; + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); + + fid = mlxsw_sp_vfid_to_fid(vfid); + } + if (!fid) fid = mlxsw_sp_port->pvid; @@ -591,8 +635,15 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev, struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); int err = 0; + mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); + if (!mlxsw_sp_port) + return -EINVAL; + switch (obj->id) { case SWITCHDEV_OBJ_ID_PORT_VLAN: + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) + return 0; + err = mlxsw_sp_port_vlans_add(mlxsw_sp_port, SWITCHDEV_OBJ_PORT_VLAN(obj), trans); @@ -698,6 +749,12 @@ mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port, { u16 fid = fdb->vid; + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + u16 vfid = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); + + fid = mlxsw_sp_vfid_to_fid(vfid); + } + if (!mlxsw_sp_port->lagged) return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port, fdb->addr, fid, @@ -715,8 +772,15 @@ static int mlxsw_sp_port_obj_del(struct net_device *dev, struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); int err = 0; + mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); + if (!mlxsw_sp_port) + return -EINVAL; + switch (obj->id) { case SWITCHDEV_OBJ_ID_PORT_VLAN: + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) + return 0; + err = mlxsw_sp_port_vlans_del(mlxsw_sp_port, SWITCHDEV_OBJ_PORT_VLAN(obj)); break; @@ -751,6 +815,7 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, switchdev_obj_dump_cb_t *cb) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + u16 vport_vid = 0, vport_fid = 0; char *sfd_pl; char mac[ETH_ALEN]; u16 fid; @@ -765,6 +830,14 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, if (!sfd_pl) return -ENOMEM; + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + u16 tmp; + + tmp = mlxsw_sp_vport_vfid_get(mlxsw_sp_port); + vport_fid = mlxsw_sp_vfid_to_fid(tmp); + vport_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); + } + mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0); do { mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT); @@ -786,9 +859,14 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac, &fid, &local_port); if (local_port == mlxsw_sp_port->local_port) { + if (vport_fid && vport_fid != fid) + continue; + else if (vport_fid) + fdb->vid = vport_vid; + else + fdb->vid = fid; ether_addr_copy(fdb->addr, mac); fdb->ndm_state = NUD_REACHABLE; - fdb->vid = fid; err = cb(&fdb->obj); if (err) stored_err = err; @@ -799,9 +877,14 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port, mac, &fid, &lag_id); if (mlxsw_sp_port == mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) { + if (vport_fid && vport_fid != fid) + continue; + else if (vport_fid) + fdb->vid = vport_vid; + else + fdb->vid = fid; ether_addr_copy(fdb->addr, mac); fdb->ndm_state = NUD_REACHABLE; - fdb->vid = fid; err = cb(&fdb->obj); if (err) stored_err = err; @@ -823,6 +906,13 @@ static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid; int err = 0; + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + vlan->flags = 0; + vlan->vid_begin = mlxsw_sp_vport_vid_get(mlxsw_sp_port); + vlan->vid_end = mlxsw_sp_vport_vid_get(mlxsw_sp_port); + return cb(&vlan->obj); + } + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) { vlan->flags = 0; if (vid == mlxsw_sp_port->pvid) @@ -843,6 +933,10 @@ static int mlxsw_sp_port_obj_dump(struct net_device *dev, struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); int err = 0; + mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port); + if (!mlxsw_sp_port) + return -EINVAL; + switch (obj->id) { case SWITCHDEV_OBJ_ID_PORT_VLAN: err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port, -- cgit v1.2.3-59-g8ed1b