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authorLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 12:31:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-07-05 12:31:59 -0700
commit5518b69b76680a4f2df96b1deca260059db0c2de (patch)
treef33cd1519c8efb4590500f2f9617400be233238c /drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
parent8ad06e56dcbc1984ef0ff8f6e3c19982c5809f73 (diff)
parent0e72582270c07850b92cac351c8b97d4f9c123b9 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller: "Reasonably busy this cycle, but perhaps not as busy as in the 4.12 merge window: 1) Several optimizations for UDP processing under high load from Paolo Abeni. 2) Support pacing internally in TCP when using the sch_fq packet scheduler for this is not practical. From Eric Dumazet. 3) Support mutliple filter chains per qdisc, from Jiri Pirko. 4) Move to 1ms TCP timestamp clock, from Eric Dumazet. 5) Add batch dequeueing to vhost_net, from Jason Wang. 6) Flesh out more completely SCTP checksum offload support, from Davide Caratti. 7) More plumbing of extended netlink ACKs, from David Ahern, Pablo Neira Ayuso, and Matthias Schiffer. 8) Add devlink support to nfp driver, from Simon Horman. 9) Add RTM_F_FIB_MATCH flag to RTM_GETROUTE queries, from Roopa Prabhu. 10) Add stack depth tracking to BPF verifier and use this information in the various eBPF JITs. From Alexei Starovoitov. 11) Support XDP on qed device VFs, from Yuval Mintz. 12) Introduce BPF PROG ID for better introspection of installed BPF programs. From Martin KaFai Lau. 13) Add bpf_set_hash helper for TC bpf programs, from Daniel Borkmann. 14) For loads, allow narrower accesses in bpf verifier checking, from Yonghong Song. 15) Support MIPS in the BPF selftests and samples infrastructure, the MIPS eBPF JIT will be merged in via the MIPS GIT tree. From David Daney. 16) Support kernel based TLS, from Dave Watson and others. 17) Remove completely DST garbage collection, from Wei Wang. 18) Allow installing TCP MD5 rules using prefixes, from Ivan Delalande. 19) Add XDP support to Intel i40e driver, from Björn Töpel 20) Add support for TC flower offload in nfp driver, from Simon Horman, Pieter Jansen van Vuuren, Benjamin LaHaise, Jakub Kicinski, and Bert van Leeuwen. 21) IPSEC offloading support in mlx5, from Ilan Tayari. 22) Add HW PTP support to macb driver, from Rafal Ozieblo. 23) Networking refcount_t conversions, From Elena Reshetova. 24) Add sock_ops support to BPF, from Lawrence Brako. This is useful for tuning the TCP sockopt settings of a group of applications, currently via CGROUPs" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1899 commits) net: phy: dp83867: add workaround for incorrect RX_CTRL pin strap dt-bindings: phy: dp83867: provide a workaround for incorrect RX_CTRL pin strap cxgb4: Support for get_ts_info ethtool method cxgb4: Add PTP Hardware Clock (PHC) support cxgb4: time stamping interface for PTP nfp: default to chained metadata prepend format nfp: remove legacy MAC address lookup nfp: improve order of interfaces in breakout mode net: macb: remove extraneous return when MACB_EXT_DESC is defined bpf: add missing break in for the TCP_BPF_SNDCWND_CLAMP case bpf: fix return in load_bpf_file mpls: fix rtm policy in mpls_getroute net, ax25: convert ax25_cb.refcount from atomic_t to refcount_t net, ax25: convert ax25_route.refcount from atomic_t to refcount_t net, ax25: convert ax25_uid_assoc.refcount from atomic_t to refcount_t net, sctp: convert sctp_ep_common.refcnt from atomic_t to refcount_t net, sctp: convert sctp_transport.refcnt from atomic_t to refcount_t net, sctp: convert sctp_chunk.refcnt from atomic_t to refcount_t net, sctp: convert sctp_datamsg.refcnt from atomic_t to refcount_t net, sctp: convert sctp_auth_bytes.refcnt from atomic_t to refcount_t ...
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c1999
1 files changed, 1167 insertions, 832 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index f4bb0c0b7c1d..cd89a3e6cd81 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -52,340 +52,597 @@
#include "core.h"
#include "reg.h"
-static u16 mlxsw_sp_port_vid_to_fid_get(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid)
-{
- struct mlxsw_sp_fid *f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
- u16 fid = vid;
+struct mlxsw_sp_bridge_ops;
- fid = f ? f->fid : fid;
+struct mlxsw_sp_bridge {
+ struct mlxsw_sp *mlxsw_sp;
+ struct {
+ struct delayed_work dw;
+#define MLXSW_SP_DEFAULT_LEARNING_INTERVAL 100
+ unsigned int interval; /* ms */
+ } fdb_notify;
+#define MLXSW_SP_MIN_AGEING_TIME 10
+#define MLXSW_SP_MAX_AGEING_TIME 1000000
+#define MLXSW_SP_DEFAULT_AGEING_TIME 300
+ u32 ageing_time;
+ bool vlan_enabled_exists;
+ struct list_head bridges_list;
+ struct list_head mids_list;
+ DECLARE_BITMAP(mids_bitmap, MLXSW_SP_MID_MAX);
+ const struct mlxsw_sp_bridge_ops *bridge_8021q_ops;
+ const struct mlxsw_sp_bridge_ops *bridge_8021d_ops;
+};
+
+struct mlxsw_sp_bridge_device {
+ struct net_device *dev;
+ struct list_head list;
+ struct list_head ports_list;
+ u8 vlan_enabled:1,
+ multicast_enabled:1;
+ const struct mlxsw_sp_bridge_ops *ops;
+};
- if (!fid)
- fid = mlxsw_sp_port->pvid;
+struct mlxsw_sp_bridge_port {
+ struct net_device *dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct list_head list;
+ struct list_head vlans_list;
+ unsigned int ref_count;
+ u8 stp_state;
+ unsigned long flags;
+ bool mrouter;
+ bool lagged;
+ union {
+ u16 lag_id;
+ u16 system_port;
+ };
+};
- return fid;
+struct mlxsw_sp_bridge_vlan {
+ struct list_head list;
+ struct list_head port_vlan_list;
+ u16 vid;
+};
+
+struct mlxsw_sp_bridge_ops {
+ int (*port_join)(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port);
+ void (*port_leave)(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port);
+ struct mlxsw_sp_fid *
+ (*fid_get)(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid);
+};
+
+static int
+mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 fid_index);
+
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_find(const struct mlxsw_sp_bridge *bridge,
+ const struct net_device *br_dev)
+{
+ struct mlxsw_sp_bridge_device *bridge_device;
+
+ list_for_each_entry(bridge_device, &bridge->bridges_list, list)
+ if (bridge_device->dev == br_dev)
+ return bridge_device;
+
+ return NULL;
}
-static struct mlxsw_sp_port *
-mlxsw_sp_port_orig_get(struct net_device *dev,
- struct mlxsw_sp_port *mlxsw_sp_port)
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_create(struct mlxsw_sp_bridge *bridge,
+ struct net_device *br_dev)
{
- struct mlxsw_sp_port *mlxsw_sp_vport;
- struct mlxsw_sp_fid *fid;
- u16 vid;
+ struct device *dev = bridge->mlxsw_sp->bus_info->dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ bool vlan_enabled = br_vlan_enabled(br_dev);
- if (netif_is_bridge_master(dev)) {
- fid = mlxsw_sp_vfid_find(mlxsw_sp_port->mlxsw_sp,
- dev);
- if (fid) {
- mlxsw_sp_vport =
- mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid->fid);
- WARN_ON(!mlxsw_sp_vport);
- return mlxsw_sp_vport;
- }
+ if (vlan_enabled && bridge->vlan_enabled_exists) {
+ dev_err(dev, "Only one VLAN-aware bridge is supported\n");
+ return ERR_PTR(-EINVAL);
}
- if (!is_vlan_dev(dev))
- return mlxsw_sp_port;
+ bridge_device = kzalloc(sizeof(*bridge_device), GFP_KERNEL);
+ if (!bridge_device)
+ return ERR_PTR(-ENOMEM);
+
+ bridge_device->dev = br_dev;
+ bridge_device->vlan_enabled = vlan_enabled;
+ bridge_device->multicast_enabled = br_multicast_enabled(br_dev);
+ INIT_LIST_HEAD(&bridge_device->ports_list);
+ if (vlan_enabled) {
+ bridge->vlan_enabled_exists = true;
+ bridge_device->ops = bridge->bridge_8021q_ops;
+ } else {
+ bridge_device->ops = bridge->bridge_8021d_ops;
+ }
+ list_add(&bridge_device->list, &bridge->bridges_list);
- vid = vlan_dev_vlan_id(dev);
- mlxsw_sp_vport = mlxsw_sp_port_vport_find(mlxsw_sp_port, vid);
- WARN_ON(!mlxsw_sp_vport);
+ return bridge_device;
+}
- return mlxsw_sp_vport;
+static void
+mlxsw_sp_bridge_device_destroy(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_device *bridge_device)
+{
+ list_del(&bridge_device->list);
+ if (bridge_device->vlan_enabled)
+ bridge->vlan_enabled_exists = false;
+ WARN_ON(!list_empty(&bridge_device->ports_list));
+ kfree(bridge_device);
}
-static int mlxsw_sp_port_attr_get(struct net_device *dev,
- struct switchdev_attr *attr)
+static struct mlxsw_sp_bridge_device *
+mlxsw_sp_bridge_device_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *br_dev)
{
- struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(attr->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
- return -EINVAL;
+ bridge_device = mlxsw_sp_bridge_device_find(bridge, br_dev);
+ if (bridge_device)
+ return bridge_device;
- switch (attr->id) {
- case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
- attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac);
- memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac,
- attr->u.ppid.id_len);
- break;
- case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
- attr->u.brport_flags =
- (mlxsw_sp_port->learning ? BR_LEARNING : 0) |
- (mlxsw_sp_port->learning_sync ? BR_LEARNING_SYNC : 0) |
- (mlxsw_sp_port->uc_flood ? BR_FLOOD : 0);
- break;
- default:
- return -EOPNOTSUPP;
+ return mlxsw_sp_bridge_device_create(bridge, br_dev);
+}
+
+static void
+mlxsw_sp_bridge_device_put(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_device *bridge_device)
+{
+ if (list_empty(&bridge_device->ports_list))
+ mlxsw_sp_bridge_device_destroy(bridge, bridge_device);
+}
+
+static struct mlxsw_sp_bridge_port *
+__mlxsw_sp_bridge_port_find(const struct mlxsw_sp_bridge_device *bridge_device,
+ const struct net_device *brport_dev)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ list_for_each_entry(bridge_port, &bridge_device->ports_list, list) {
+ if (bridge_port->dev == brport_dev)
+ return bridge_port;
}
- return 0;
+ return NULL;
}
-static int mlxsw_sp_port_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u8 state)
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_find(struct mlxsw_sp_bridge *bridge,
+ struct net_device *brport_dev)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- enum mlxsw_reg_spms_state spms_state;
- char *spms_pl;
- u16 vid;
+ struct net_device *br_dev = netdev_master_upper_dev_get(brport_dev);
+ struct mlxsw_sp_bridge_device *bridge_device;
+
+ if (!br_dev)
+ return NULL;
+
+ bridge_device = mlxsw_sp_bridge_device_find(bridge, br_dev);
+ if (!bridge_device)
+ return NULL;
+
+ return __mlxsw_sp_bridge_port_find(bridge_device, brport_dev);
+}
+
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_create(struct mlxsw_sp_bridge_device *bridge_device,
+ struct net_device *brport_dev)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+
+ bridge_port = kzalloc(sizeof(*bridge_port), GFP_KERNEL);
+ if (!bridge_port)
+ return NULL;
+
+ mlxsw_sp_port = mlxsw_sp_port_dev_lower_find(brport_dev);
+ bridge_port->lagged = mlxsw_sp_port->lagged;
+ if (bridge_port->lagged)
+ bridge_port->lag_id = mlxsw_sp_port->lag_id;
+ else
+ bridge_port->system_port = mlxsw_sp_port->local_port;
+ bridge_port->dev = brport_dev;
+ bridge_port->bridge_device = bridge_device;
+ bridge_port->stp_state = BR_STATE_DISABLED;
+ bridge_port->flags = BR_LEARNING | BR_FLOOD | BR_LEARNING_SYNC;
+ INIT_LIST_HEAD(&bridge_port->vlans_list);
+ list_add(&bridge_port->list, &bridge_device->ports_list);
+ bridge_port->ref_count = 1;
+
+ return bridge_port;
+}
+
+static void
+mlxsw_sp_bridge_port_destroy(struct mlxsw_sp_bridge_port *bridge_port)
+{
+ list_del(&bridge_port->list);
+ WARN_ON(!list_empty(&bridge_port->vlans_list));
+ kfree(bridge_port);
+}
+
+static bool
+mlxsw_sp_bridge_port_should_destroy(const struct mlxsw_sp_bridge_port *
+ bridge_port)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_port->dev);
+
+ /* In case ports were pulled from out of a bridged LAG, then
+ * it's possible the reference count isn't zero, yet the bridge
+ * port should be destroyed, as it's no longer an upper of ours.
+ */
+ if (!mlxsw_sp && list_empty(&bridge_port->vlans_list))
+ return true;
+ else if (bridge_port->ref_count == 0)
+ return true;
+ else
+ return false;
+}
+
+static struct mlxsw_sp_bridge_port *
+mlxsw_sp_bridge_port_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *brport_dev)
+{
+ struct net_device *br_dev = netdev_master_upper_dev_get(brport_dev);
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
int err;
- switch (state) {
- case BR_STATE_FORWARDING:
- spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
- break;
- case BR_STATE_LEARNING:
- spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
- break;
- case BR_STATE_LISTENING: /* fall-through */
- case BR_STATE_DISABLED: /* fall-through */
- case BR_STATE_BLOCKING:
- spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
- break;
- default:
- BUG();
+ bridge_port = mlxsw_sp_bridge_port_find(bridge, brport_dev);
+ if (bridge_port) {
+ bridge_port->ref_count++;
+ return bridge_port;
}
- spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
- if (!spms_pl)
- return -ENOMEM;
- mlxsw_reg_spms_pack(spms_pl, mlxsw_sp_port->local_port);
+ bridge_device = mlxsw_sp_bridge_device_get(bridge, br_dev);
+ if (IS_ERR(bridge_device))
+ return ERR_CAST(bridge_device);
- 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);
+ bridge_port = mlxsw_sp_bridge_port_create(bridge_device, brport_dev);
+ if (!bridge_port) {
+ err = -ENOMEM;
+ goto err_bridge_port_create;
}
- err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spms), spms_pl);
- kfree(spms_pl);
- return err;
+ return bridge_port;
+
+err_bridge_port_create:
+ mlxsw_sp_bridge_device_put(bridge, bridge_device);
+ return ERR_PTR(err);
}
-static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_trans *trans,
- u8 state)
+static void mlxsw_sp_bridge_port_put(struct mlxsw_sp_bridge *bridge,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- if (switchdev_trans_ph_prepare(trans))
- return 0;
+ struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_sp_port->stp_state = state;
- return mlxsw_sp_port_stp_state_set(mlxsw_sp_port, state);
+ bridge_port->ref_count--;
+ if (!mlxsw_sp_bridge_port_should_destroy(bridge_port))
+ return;
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_bridge_port_destroy(bridge_port);
+ mlxsw_sp_bridge_device_put(bridge, bridge_device);
}
-static int __mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 idx_begin, u16 idx_end,
- enum mlxsw_sp_flood_table table,
- bool set)
+static struct mlxsw_sp_port_vlan *
+mlxsw_sp_port_vlan_find_by_bridge(struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct mlxsw_sp_bridge_device *
+ bridge_device,
+ u16 vid)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- u16 local_port = mlxsw_sp_port->local_port;
- enum mlxsw_flood_table_type table_type;
- u16 range = idx_end - idx_begin + 1;
- char *sftr_pl;
- int err;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port))
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID;
- else
- table_type = MLXSW_REG_SFGC_TABLE_TYPE_FID_OFFEST;
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ if (!mlxsw_sp_port_vlan->bridge_port)
+ continue;
+ if (mlxsw_sp_port_vlan->bridge_port->bridge_device !=
+ bridge_device)
+ continue;
+ if (bridge_device->vlan_enabled &&
+ mlxsw_sp_port_vlan->vid != vid)
+ continue;
+ return mlxsw_sp_port_vlan;
+ }
- sftr_pl = kmalloc(MLXSW_REG_SFTR_LEN, GFP_KERNEL);
- if (!sftr_pl)
- return -ENOMEM;
+ return NULL;
+}
- mlxsw_reg_sftr_pack(sftr_pl, table, idx_begin,
- table_type, range, local_port, set);
- err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl);
+static struct mlxsw_sp_port_vlan*
+mlxsw_sp_port_vlan_find_by_fid(struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 fid_index)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- kfree(sftr_pl);
- return err;
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+
+ if (fid && mlxsw_sp_fid_index(fid) == fid_index)
+ return mlxsw_sp_port_vlan;
+ }
+
+ return NULL;
}
-static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 idx_begin, u16 idx_end, bool uc_set,
- bool bc_set, bool mc_set)
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_find(const struct mlxsw_sp_bridge_port *bridge_port,
+ u16 vid)
{
- int err;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_UC, uc_set);
- if (err)
- return err;
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ if (bridge_vlan->vid == vid)
+ return bridge_vlan;
+ }
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_BC, bc_set);
- if (err)
- goto err_flood_bm_set;
+ return NULL;
+}
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_MC, mc_set);
- if (err)
- goto err_flood_mc_set;
- return 0;
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_create(struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
-err_flood_mc_set:
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_BC, !bc_set);
-err_flood_bm_set:
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, idx_begin, idx_end,
- MLXSW_SP_FLOOD_TABLE_UC, !uc_set);
- return err;
+ bridge_vlan = kzalloc(sizeof(*bridge_vlan), GFP_KERNEL);
+ if (!bridge_vlan)
+ return NULL;
+
+ INIT_LIST_HEAD(&bridge_vlan->port_vlan_list);
+ bridge_vlan->vid = vid;
+ list_add(&bridge_vlan->list, &bridge_port->vlans_list);
+
+ return bridge_vlan;
}
-static int mlxsw_sp_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
- enum mlxsw_sp_flood_table table,
- bool set)
+static void
+mlxsw_sp_bridge_vlan_destroy(struct mlxsw_sp_bridge_vlan *bridge_vlan)
{
- struct net_device *dev = mlxsw_sp_port->dev;
- u16 vid, last_visited_vid;
- int err;
+ list_del(&bridge_vlan->list);
+ WARN_ON(!list_empty(&bridge_vlan->port_vlan_list));
+ kfree(bridge_vlan);
+}
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- u16 fid = mlxsw_sp_vport_fid_get(mlxsw_sp_port)->fid;
- u16 vfid = mlxsw_sp_fid_to_vfid(fid);
+static struct mlxsw_sp_bridge_vlan *
+mlxsw_sp_bridge_vlan_get(struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
- return __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vfid,
- vfid, table, set);
- }
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
+ if (bridge_vlan)
+ return bridge_vlan;
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid,
- table, set);
- if (err) {
- last_visited_vid = vid;
- goto err_port_flood_set;
- }
+ return mlxsw_sp_bridge_vlan_create(bridge_port, vid);
+}
+
+static void mlxsw_sp_bridge_vlan_put(struct mlxsw_sp_bridge_vlan *bridge_vlan)
+{
+ if (list_empty(&bridge_vlan->port_vlan_list))
+ mlxsw_sp_bridge_vlan_destroy(bridge_vlan);
+}
+
+static void mlxsw_sp_port_bridge_flags_get(struct mlxsw_sp_bridge *bridge,
+ struct net_device *dev,
+ unsigned long *brport_flags)
+{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ bridge_port = mlxsw_sp_bridge_port_find(bridge, dev);
+ if (WARN_ON(!bridge_port))
+ return;
+
+ memcpy(brport_flags, &bridge_port->flags, sizeof(*brport_flags));
+}
+
+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;
+
+ switch (attr->id) {
+ case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
+ attr->u.ppid.id_len = sizeof(mlxsw_sp->base_mac);
+ memcpy(&attr->u.ppid.id, &mlxsw_sp->base_mac,
+ attr->u.ppid.id_len);
+ break;
+ case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
+ mlxsw_sp_port_bridge_flags_get(mlxsw_sp->bridge, attr->orig_dev,
+ &attr->u.brport_flags);
+ break;
+ case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS_SUPPORT:
+ attr->u.brport_flags_support = BR_LEARNING | BR_FLOOD;
+ break;
+ default:
+ return -EOPNOTSUPP;
}
return 0;
+}
-err_port_flood_set:
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, last_visited_vid)
- __mlxsw_sp_port_flood_table_set(mlxsw_sp_port, vid, vid, table,
- !set);
- netdev_err(dev, "Failed to configure unicast flooding\n");
- return err;
+static int
+mlxsw_sp_port_bridge_vlan_stp_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ u8 state)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_port_vid_stp_set(mlxsw_sp_port,
+ bridge_vlan->vid, state);
+ }
+
+ return 0;
}
-static int mlxsw_sp_port_mc_disabled_set(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_trans *trans,
- bool mc_disabled)
+static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_trans *trans,
+ struct net_device *orig_dev,
+ u8 state)
{
- int set;
- int err = 0;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ int err;
if (switchdev_trans_ph_prepare(trans))
return 0;
- if (mlxsw_sp_port->mc_router != mlxsw_sp_port->mc_flood) {
- set = mc_disabled ?
- mlxsw_sp_port->mc_flood : mlxsw_sp_port->mc_router;
- err = mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_MC,
- set);
+ /* It's possible we failed to enslave the port, yet this
+ * operation is executed due to it being deferred.
+ */
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (!bridge_port)
+ return 0;
+
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_stp_set(mlxsw_sp_port,
+ bridge_vlan, state);
+ if (err)
+ goto err_port_bridge_vlan_stp_set;
}
- if (!err)
- mlxsw_sp_port->mc_disabled = mc_disabled;
+ bridge_port->stp_state = state;
+ return 0;
+
+err_port_bridge_vlan_stp_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_stp_set(mlxsw_sp_port, bridge_vlan,
+ bridge_port->stp_state);
return err;
}
-int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid,
- bool set)
+static int
+mlxsw_sp_port_bridge_vlan_flood_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ enum mlxsw_sp_flood_type packet_type,
+ bool member)
{
- bool mc_set = set;
- u16 vfid;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- /* In case of vFIDs, index into the flooding table is relative to
- * the start of the vFIDs range.
- */
- vfid = mlxsw_sp_fid_to_vfid(fid);
-
- if (set)
- mc_set = mlxsw_sp_vport->mc_disabled ?
- mlxsw_sp_vport->mc_flood : mlxsw_sp_vport->mc_router;
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_fid_flood_set(mlxsw_sp_port_vlan->fid,
+ packet_type,
+ mlxsw_sp_port->local_port,
+ member);
+ }
- return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, set,
- mc_set);
+ return 0;
}
-static int mlxsw_sp_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- bool set)
+static int
+mlxsw_sp_bridge_port_flood_table_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ enum mlxsw_sp_flood_type packet_type,
+ bool member)
{
- u16 vid;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
int err;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_flood_set(mlxsw_sp_port,
+ bridge_vlan,
+ packet_type,
+ member);
+ if (err)
+ goto err_port_bridge_vlan_flood_set;
+ }
+
+ return 0;
+
+err_port_bridge_vlan_flood_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_flood_set(mlxsw_sp_port, bridge_vlan,
+ packet_type, !member);
+ return err;
+}
- return __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
- set);
+static int
+mlxsw_sp_port_bridge_vlan_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_vlan *bridge_vlan,
+ bool set)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid = bridge_vlan->vid;
+
+ list_for_each_entry(mlxsw_sp_port_vlan, &bridge_vlan->port_vlan_list,
+ bridge_vlan_node) {
+ if (mlxsw_sp_port_vlan->mlxsw_sp_port != mlxsw_sp_port)
+ continue;
+ return mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, set);
}
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid,
- set);
+ return 0;
+}
+
+static int
+mlxsw_sp_bridge_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ bool set)
+{
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ int err;
+
+ list_for_each_entry(bridge_vlan, &bridge_port->vlans_list, list) {
+ err = mlxsw_sp_port_bridge_vlan_learning_set(mlxsw_sp_port,
+ bridge_vlan, set);
if (err)
- goto err_port_vid_learning_set;
+ goto err_port_bridge_vlan_learning_set;
}
return 0;
-err_port_vid_learning_set:
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
- __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, !set);
+err_port_bridge_vlan_learning_set:
+ list_for_each_entry_continue_reverse(bridge_vlan,
+ &bridge_port->vlans_list, list)
+ mlxsw_sp_port_bridge_vlan_learning_set(mlxsw_sp_port,
+ bridge_vlan, !set);
return err;
}
static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans,
+ struct net_device *orig_dev,
unsigned long brport_flags)
{
- unsigned long learning = mlxsw_sp_port->learning ? BR_LEARNING : 0;
- unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0;
+ struct mlxsw_sp_bridge_port *bridge_port;
int err;
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
if (switchdev_trans_ph_prepare(trans))
return 0;
- if ((uc_flood ^ brport_flags) & BR_FLOOD) {
- err = mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_UC,
- !mlxsw_sp_port->uc_flood);
- if (err)
- return err;
- }
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
- if ((learning ^ brport_flags) & BR_LEARNING) {
- err = mlxsw_sp_port_learning_set(mlxsw_sp_port,
- !mlxsw_sp_port->learning);
- if (err)
- goto err_port_learning_set;
- }
+ err = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port,
+ MLXSW_SP_FLOOD_TYPE_UC,
+ brport_flags & BR_FLOOD);
+ if (err)
+ return err;
- mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0;
- mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0;
- mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0;
+ err = mlxsw_sp_bridge_port_learning_set(mlxsw_sp_port, bridge_port,
+ brport_flags & BR_LEARNING);
+ if (err)
+ return err;
- return 0;
+ memcpy(&bridge_port->flags, &brport_flags, sizeof(brport_flags));
-err_port_learning_set:
- if ((uc_flood ^ brport_flags) & BR_FLOOD)
- mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_UC,
- mlxsw_sp_port->uc_flood);
- return err;
+ return 0;
}
static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
@@ -397,7 +654,7 @@ static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time)
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdat), sfdat_pl);
if (err)
return err;
- mlxsw_sp->ageing_time = ageing_time;
+ mlxsw_sp->bridge->ageing_time = ageing_time;
return 0;
}
@@ -426,28 +683,77 @@ static int mlxsw_sp_port_attr_br_vlan_set(struct mlxsw_sp_port *mlxsw_sp_port,
bool vlan_enabled)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
- /* SWITCHDEV_TRANS_PREPARE phase */
- if ((!vlan_enabled) && (mlxsw_sp->master_bridge.dev == orig_dev)) {
- netdev_err(mlxsw_sp_port->dev, "Bridge must be vlan-aware\n");
+ if (!switchdev_trans_ph_prepare(trans))
+ return 0;
+
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_device))
return -EINVAL;
- }
- return 0;
+ if (bridge_device->vlan_enabled == vlan_enabled)
+ return 0;
+
+ netdev_err(bridge_device->dev, "VLAN filtering can't be changed for existing bridge\n");
+ return -EINVAL;
}
static int mlxsw_sp_port_attr_mc_router_set(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans,
+ struct net_device *orig_dev,
bool is_port_mc_router)
{
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ if (switchdev_trans_ph_prepare(trans))
+ return 0;
+
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp_port->mlxsw_sp->bridge,
+ orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ if (!bridge_port->bridge_device->multicast_enabled)
+ return 0;
+
+ return mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port, bridge_port,
+ MLXSW_SP_FLOOD_TYPE_MC,
+ is_port_mc_router);
+}
+
+static int mlxsw_sp_port_mc_disabled_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_trans *trans,
+ struct net_device *orig_dev,
+ bool mc_disabled)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ int err;
+
if (switchdev_trans_ph_prepare(trans))
return 0;
- mlxsw_sp_port->mc_router = is_port_mc_router;
- if (!mlxsw_sp_port->mc_disabled)
- return mlxsw_sp_port_flood_table_set(mlxsw_sp_port,
- MLXSW_SP_FLOOD_TABLE_MC,
- is_port_mc_router);
+ /* It's possible we failed to enslave the port, yet this
+ * operation is executed due to it being deferred.
+ */
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, orig_dev);
+ if (!bridge_device)
+ return 0;
+
+ list_for_each_entry(bridge_port, &bridge_device->ports_list, list) {
+ enum mlxsw_sp_flood_type packet_type = MLXSW_SP_FLOOD_TYPE_MC;
+ bool member = mc_disabled ? true : bridge_port->mrouter;
+
+ err = mlxsw_sp_bridge_port_flood_table_set(mlxsw_sp_port,
+ bridge_port,
+ packet_type, member);
+ if (err)
+ return err;
+ }
+
+ bridge_device->multicast_enabled = !mc_disabled;
return 0;
}
@@ -457,19 +763,17 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
struct switchdev_trans *trans)
{
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;
+ int err;
switch (attr->id) {
case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
err = mlxsw_sp_port_attr_stp_state_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.stp_state);
break;
case SWITCHDEV_ATTR_ID_PORT_BRIDGE_FLAGS:
err = mlxsw_sp_port_attr_br_flags_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.brport_flags);
break;
case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
@@ -483,10 +787,12 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
break;
case SWITCHDEV_ATTR_ID_PORT_MROUTER:
err = mlxsw_sp_port_attr_mc_router_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.mrouter);
break;
case SWITCHDEV_ATTR_ID_BRIDGE_MC_DISABLED:
err = mlxsw_sp_port_mc_disabled_set(mlxsw_sp_port, trans,
+ attr->orig_dev,
attr->u.mc_disabled);
break;
default:
@@ -497,268 +803,243 @@ static int mlxsw_sp_port_attr_set(struct net_device *dev,
return err;
}
-static int mlxsw_sp_fid_op(struct mlxsw_sp *mlxsw_sp, u16 fid, bool create)
+static bool mlxsw_sp_mc_flood(const struct mlxsw_sp_bridge_port *bridge_port)
{
- char sfmr_pl[MLXSW_REG_SFMR_LEN];
+ const struct mlxsw_sp_bridge_device *bridge_device;
- mlxsw_reg_sfmr_pack(sfmr_pl, !create, fid, fid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfmr), sfmr_pl);
+ bridge_device = bridge_port->bridge_device;
+ return !bridge_device->multicast_enabled ? true : bridge_port->mrouter;
}
-static int mlxsw_sp_fid_map(struct mlxsw_sp *mlxsw_sp, u16 fid, bool valid)
-{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_VID_TO_FID;
- char svfa_pl[MLXSW_REG_SVFA_LEN];
-
- mlxsw_reg_svfa_pack(svfa_pl, 0, mt, valid, fid, fid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(svfa), svfa_pl);
-}
-
-static struct mlxsw_sp_fid *mlxsw_sp_fid_alloc(u16 fid)
+static int
+mlxsw_sp_port_vlan_fid_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- struct mlxsw_sp_fid *f;
-
- f = kzalloc(sizeof(*f), GFP_KERNEL);
- if (!f)
- return NULL;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ u8 local_port = mlxsw_sp_port->local_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ struct mlxsw_sp_fid *fid;
+ int err;
- f->fid = fid;
+ bridge_device = bridge_port->bridge_device;
+ fid = bridge_device->ops->fid_get(bridge_device, vid);
+ if (IS_ERR(fid))
+ return PTR_ERR(fid);
- return f;
-}
-
-struct mlxsw_sp_fid *mlxsw_sp_fid_create(struct mlxsw_sp *mlxsw_sp, u16 fid)
-{
- struct mlxsw_sp_fid *f;
- int err;
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port,
+ bridge_port->flags & BR_FLOOD);
+ if (err)
+ goto err_fid_uc_flood_set;
- err = mlxsw_sp_fid_op(mlxsw_sp, fid, true);
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port,
+ mlxsw_sp_mc_flood(bridge_port));
if (err)
- return ERR_PTR(err);
+ goto err_fid_mc_flood_set;
- /* Although all the ports member in the FID might be using a
- * {Port, VID} to FID mapping, we create a global VID-to-FID
- * mapping. This allows a port to transition to VLAN mode,
- * knowing the global mapping exists.
- */
- err = mlxsw_sp_fid_map(mlxsw_sp, fid, true);
+ err = mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port,
+ true);
if (err)
- goto err_fid_map;
+ goto err_fid_bc_flood_set;
- f = mlxsw_sp_fid_alloc(fid);
- if (!f) {
- err = -ENOMEM;
- goto err_allocate_fid;
- }
+ err = mlxsw_sp_fid_port_vid_map(fid, mlxsw_sp_port, vid);
+ if (err)
+ goto err_fid_port_vid_map;
- list_add(&f->list, &mlxsw_sp->fids);
+ mlxsw_sp_port_vlan->fid = fid;
- return f;
+ return 0;
-err_allocate_fid:
- mlxsw_sp_fid_map(mlxsw_sp, fid, false);
-err_fid_map:
- mlxsw_sp_fid_op(mlxsw_sp, fid, false);
- return ERR_PTR(err);
+err_fid_port_vid_map:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port, false);
+err_fid_bc_flood_set:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port, false);
+err_fid_mc_flood_set:
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port, false);
+err_fid_uc_flood_set:
+ mlxsw_sp_fid_put(fid);
+ return err;
}
-void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f)
+static void
+mlxsw_sp_port_vlan_fid_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- u16 fid = f->fid;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ u8 local_port = mlxsw_sp_port->local_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
- list_del(&f->list);
-
- if (f->rif)
- mlxsw_sp_rif_bridge_destroy(mlxsw_sp, f->rif);
-
- kfree(f);
-
- mlxsw_sp_fid_map(mlxsw_sp, fid, false);
+ mlxsw_sp_port_vlan->fid = NULL;
+ mlxsw_sp_fid_port_vid_unmap(fid, mlxsw_sp_port, vid);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_BC, local_port, false);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_MC, local_port, false);
+ mlxsw_sp_fid_flood_set(fid, MLXSW_SP_FLOOD_TYPE_UC, local_port, false);
+ mlxsw_sp_fid_put(fid);
+}
- mlxsw_sp_fid_op(mlxsw_sp, fid, false);
+static u16
+mlxsw_sp_port_pvid_determine(const struct mlxsw_sp_port *mlxsw_sp_port,
+ u16 vid, bool is_pvid)
+{
+ if (is_pvid)
+ return vid;
+ else if (mlxsw_sp_port->pvid == vid)
+ return 0; /* Dis-allow untagged packets */
+ else
+ return mlxsw_sp_port->pvid;
}
-static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
+static int
+mlxsw_sp_port_vlan_bridge_join(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan,
+ struct mlxsw_sp_bridge_port *bridge_port)
{
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ int err;
- if (test_bit(fid, mlxsw_sp_port->active_vlans))
+ /* No need to continue if only VLAN flags were changed */
+ if (mlxsw_sp_port_vlan->bridge_port)
return 0;
- f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
- if (!f) {
- f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid);
- if (IS_ERR(f))
- return PTR_ERR(f);
+ err = mlxsw_sp_port_vlan_fid_join(mlxsw_sp_port_vlan, bridge_port);
+ if (err)
+ return err;
+
+ err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid,
+ bridge_port->flags & BR_LEARNING);
+ if (err)
+ goto err_port_vid_learning_set;
+
+ err = mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid,
+ bridge_port->stp_state);
+ if (err)
+ goto err_port_vid_stp_set;
+
+ bridge_vlan = mlxsw_sp_bridge_vlan_get(bridge_port, vid);
+ if (!bridge_vlan) {
+ err = -ENOMEM;
+ goto err_bridge_vlan_get;
}
- f->ref_count++;
+ list_add(&mlxsw_sp_port_vlan->bridge_vlan_node,
+ &bridge_vlan->port_vlan_list);
- netdev_dbg(mlxsw_sp_port->dev, "Joined FID=%d\n", fid);
+ mlxsw_sp_bridge_port_get(mlxsw_sp_port->mlxsw_sp->bridge,
+ bridge_port->dev);
+ mlxsw_sp_port_vlan->bridge_port = bridge_port;
return 0;
+
+err_bridge_vlan_get:
+ mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid, BR_STATE_DISABLED);
+err_port_vid_stp_set:
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, false);
+err_port_vid_learning_set:
+ mlxsw_sp_port_vlan_fid_leave(mlxsw_sp_port_vlan);
+ return err;
}
-static void __mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid)
+void
+mlxsw_sp_port_vlan_bridge_leave(struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan)
{
- struct mlxsw_sp_fid *f;
+ struct mlxsw_sp_port *mlxsw_sp_port = mlxsw_sp_port_vlan->mlxsw_sp_port;
+ struct mlxsw_sp_fid *fid = mlxsw_sp_port_vlan->fid;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 vid = mlxsw_sp_port_vlan->vid;
+ bool last;
- f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid);
- if (WARN_ON(!f))
+ if (WARN_ON(mlxsw_sp_fid_type(fid) != MLXSW_SP_FID_TYPE_8021Q &&
+ mlxsw_sp_fid_type(fid) != MLXSW_SP_FID_TYPE_8021D))
return;
- netdev_dbg(mlxsw_sp_port->dev, "Left FID=%d\n", fid);
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
+ last = list_is_singular(&bridge_vlan->port_vlan_list);
- mlxsw_sp_port_fdb_flush(mlxsw_sp_port, fid);
+ list_del(&mlxsw_sp_port_vlan->bridge_vlan_node);
+ mlxsw_sp_bridge_vlan_put(bridge_vlan);
+ mlxsw_sp_port_vid_stp_set(mlxsw_sp_port, vid, BR_STATE_DISABLED);
+ mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, false);
+ if (last)
+ mlxsw_sp_bridge_port_fdb_flush(mlxsw_sp_port->mlxsw_sp,
+ bridge_port,
+ mlxsw_sp_fid_index(fid));
+ mlxsw_sp_port_vlan_fid_leave(mlxsw_sp_port_vlan);
- if (--f->ref_count == 0)
- mlxsw_sp_fid_destroy(mlxsw_sp_port->mlxsw_sp, f);
+ mlxsw_sp_bridge_port_put(mlxsw_sp_port->mlxsw_sp->bridge, bridge_port);
+ mlxsw_sp_port_vlan->bridge_port = NULL;
}
-static int mlxsw_sp_port_fid_map(struct mlxsw_sp_port *mlxsw_sp_port, u16 fid,
- bool valid)
-{
- enum mlxsw_reg_svfa_mt mt = MLXSW_REG_SVFA_MT_PORT_VID_TO_FID;
-
- /* If port doesn't have vPorts, then it can use the global
- * VID-to-FID mapping.
- */
- if (list_empty(&mlxsw_sp_port->vports_list))
- return 0;
+static int
+mlxsw_sp_bridge_port_vlan_add(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 vid, bool is_untagged, bool is_pvid)
+{
+ u16 pvid = mlxsw_sp_port_pvid_determine(mlxsw_sp_port, vid, is_pvid);
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_vlan *bridge_vlan;
+ u16 old_pvid = mlxsw_sp_port->pvid;
+ int err;
- return mlxsw_sp_port_vid_to_fid_set(mlxsw_sp_port, mt, valid, fid, fid);
-}
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_get(mlxsw_sp_port, vid);
+ if (IS_ERR(mlxsw_sp_port_vlan))
+ return PTR_ERR(mlxsw_sp_port_vlan);
-static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid_begin, u16 fid_end)
-{
- bool mc_flood;
- int fid, err;
-
- for (fid = fid_begin; fid <= fid_end; fid++) {
- err = __mlxsw_sp_port_fid_join(mlxsw_sp_port, fid);
- if (err)
- goto err_port_fid_join;
- }
+ err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, true,
+ is_untagged);
+ if (err)
+ goto err_port_vlan_set;
- mc_flood = mlxsw_sp_port->mc_disabled ?
- mlxsw_sp_port->mc_flood : mlxsw_sp_port->mc_router;
+ err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, pvid);
+ if (err)
+ goto err_port_pvid_set;
- err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end,
- mlxsw_sp_port->uc_flood, true,
- mc_flood);
+ err = mlxsw_sp_port_vlan_bridge_join(mlxsw_sp_port_vlan, bridge_port);
if (err)
- goto err_port_flood_set;
+ goto err_port_vlan_bridge_join;
- for (fid = fid_begin; fid <= fid_end; fid++) {
- err = mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, true);
- if (err)
- goto err_port_fid_map;
- }
+ bridge_vlan = mlxsw_sp_bridge_vlan_find(bridge_port, vid);
return 0;
-err_port_fid_map:
- for (fid--; fid >= fid_begin; fid--)
- mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
- __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
- false, false);
-err_port_flood_set:
- fid = fid_end;
-err_port_fid_join:
- for (fid--; fid >= fid_begin; fid--)
- __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
+err_port_vlan_bridge_join:
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
+err_port_pvid_set:
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+err_port_vlan_set:
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
return err;
}
-static void mlxsw_sp_port_fid_leave(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 fid_begin, u16 fid_end)
-{
- int fid;
-
- for (fid = fid_begin; fid <= fid_end; fid++)
- mlxsw_sp_port_fid_map(mlxsw_sp_port, fid, false);
-
- __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, false,
- false, false);
-
- for (fid = fid_begin; fid <= fid_end; fid++)
- __mlxsw_sp_port_fid_leave(mlxsw_sp_port, fid);
-}
-
-static int __mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid)
-{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char spvid_pl[MLXSW_REG_SPVID_LEN];
-
- mlxsw_reg_spvid_pack(spvid_pl, mlxsw_sp_port->local_port, vid);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spvid), spvid_pl);
-}
-
-static int mlxsw_sp_port_allow_untagged_set(struct mlxsw_sp_port *mlxsw_sp_port,
- bool allow)
+static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct switchdev_obj_port_vlan *vlan,
+ struct switchdev_trans *trans)
{
+ bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
+ bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- char spaft_pl[MLXSW_REG_SPAFT_LEN];
-
- mlxsw_reg_spaft_pack(spaft_pl, mlxsw_sp_port->local_port, allow);
- return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(spaft), spaft_pl);
-}
-
-int mlxsw_sp_port_pvid_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid)
-{
- struct net_device *dev = mlxsw_sp_port->dev;
- int err;
-
- if (!vid) {
- err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port, false);
- if (err) {
- netdev_err(dev, "Failed to disallow untagged traffic\n");
- return err;
- }
- } else {
- err = __mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid);
- if (err) {
- netdev_err(dev, "Failed to set PVID\n");
- return err;
- }
-
- /* Only allow if not already allowed. */
- if (!mlxsw_sp_port->pvid) {
- err = mlxsw_sp_port_allow_untagged_set(mlxsw_sp_port,
- true);
- if (err) {
- netdev_err(dev, "Failed to allow untagged traffic\n");
- goto err_port_allow_untagged_set;
- }
- }
- }
+ struct net_device *orig_dev = vlan->obj.orig_dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 vid;
- mlxsw_sp_port->pvid = vid;
- return 0;
+ if (switchdev_trans_ph_prepare(trans))
+ return 0;
-err_port_allow_untagged_set:
- __mlxsw_sp_port_pvid_set(mlxsw_sp_port, mlxsw_sp_port->pvid);
- return err;
-}
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
-static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool learn_enable)
-{
- u16 vid, vid_e;
- int err;
+ if (!bridge_port->bridge_device->vlan_enabled)
+ return 0;
- for (vid = vid_begin; vid <= vid_end;
- vid += MLXSW_REG_SPVMLR_REC_MAX_COUNT) {
- vid_e = min((u16) (vid + MLXSW_REG_SPVMLR_REC_MAX_COUNT - 1),
- vid_end);
+ for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) {
+ int err;
- err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid,
- vid_e, learn_enable);
+ err = mlxsw_sp_bridge_port_vlan_add(mlxsw_sp_port, bridge_port,
+ vid, flag_untagged,
+ flag_pvid);
if (err)
return err;
}
@@ -766,102 +1047,27 @@ static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port,
return 0;
}
-static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end,
- bool flag_untagged, bool flag_pvid)
+static enum mlxsw_reg_sfdf_flush_type mlxsw_sp_fdb_flush_type(bool lagged)
{
- struct net_device *dev = mlxsw_sp_port->dev;
- u16 vid, old_pvid;
- int err;
-
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
- err = mlxsw_sp_port_fid_join(mlxsw_sp_port, vid_begin, vid_end);
- if (err) {
- netdev_err(dev, "Failed to join FIDs\n");
- return err;
- }
-
- err = mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- true, flag_untagged);
- if (err) {
- netdev_err(dev, "Unable to add VIDs %d-%d\n", vid_begin,
- vid_end);
- goto err_port_vlans_set;
- }
-
- old_pvid = mlxsw_sp_port->pvid;
- if (flag_pvid && old_pvid != vid_begin) {
- err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, vid_begin);
- if (err) {
- netdev_err(dev, "Unable to add PVID %d\n", vid_begin);
- goto err_port_pvid_set;
- }
- } else if (!flag_pvid && old_pvid >= vid_begin && old_pvid <= vid_end) {
- err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
- if (err) {
- netdev_err(dev, "Unable to del PVID\n");
- goto err_port_pvid_set;
- }
- }
-
- err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- mlxsw_sp_port->learning);
- if (err) {
- netdev_err(dev, "Failed to set learning for VIDs %d-%d\n",
- vid_begin, vid_end);
- goto err_port_vid_learning_set;
- }
-
- /* Changing activity bits only if HW operation succeded */
- for (vid = vid_begin; vid <= vid_end; vid++) {
- set_bit(vid, mlxsw_sp_port->active_vlans);
- if (flag_untagged)
- set_bit(vid, mlxsw_sp_port->untagged_vlans);
- else
- clear_bit(vid, mlxsw_sp_port->untagged_vlans);
- }
-
- /* STP state change must be done after we set active VLANs */
- err = mlxsw_sp_port_stp_state_set(mlxsw_sp_port,
- mlxsw_sp_port->stp_state);
- if (err) {
- netdev_err(dev, "Failed to set STP state\n");
- goto err_port_stp_state_set;
- }
-
- return 0;
-
-err_port_stp_state_set:
- for (vid = vid_begin; vid <= vid_end; vid++)
- clear_bit(vid, mlxsw_sp_port->active_vlans);
- mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- false);
-err_port_vid_learning_set:
- if (old_pvid != mlxsw_sp_port->pvid)
- mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid);
-err_port_pvid_set:
- mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- false, false);
-err_port_vlans_set:
- mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
- return err;
+ return lagged ? MLXSW_REG_SFDF_FLUSH_PER_LAG_AND_FID :
+ MLXSW_REG_SFDF_FLUSH_PER_PORT_AND_FID;
}
-static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_vlan *vlan,
- struct switchdev_trans *trans)
+static int
+mlxsw_sp_bridge_port_fdb_flush(struct mlxsw_sp *mlxsw_sp,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ u16 fid_index)
{
- bool flag_untagged = vlan->flags & BRIDGE_VLAN_INFO_UNTAGGED;
- bool flag_pvid = vlan->flags & BRIDGE_VLAN_INFO_PVID;
+ bool lagged = bridge_port->lagged;
+ char sfdf_pl[MLXSW_REG_SFDF_LEN];
+ u16 system_port;
- if (switchdev_trans_ph_prepare(trans))
- return 0;
+ system_port = lagged ? bridge_port->lag_id : bridge_port->system_port;
+ mlxsw_reg_sfdf_pack(sfdf_pl, mlxsw_sp_fdb_flush_type(lagged));
+ mlxsw_reg_sfdf_fid_set(sfdf_pl, fid_index);
+ mlxsw_reg_sfdf_port_fid_system_port_set(sfdf_pl, system_port);
- return __mlxsw_sp_port_vlans_add(mlxsw_sp_port,
- vlan->vid_begin, vlan->vid_end,
- flag_untagged, flag_pvid);
+ return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfdf), sfdf_pl);
}
static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
@@ -935,29 +1141,40 @@ static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
}
static int
-mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_fdb *fdb,
- struct switchdev_trans *trans)
+mlxsw_sp_port_fdb_set(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct switchdev_notifier_fdb_info *fdb_info, bool adding)
{
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
- u16 lag_vid = 0;
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = fdb_info->info.dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ u16 fid_index, vid;
+
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (!bridge_port)
+ return -EINVAL;
- if (switchdev_trans_ph_prepare(trans))
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ fdb_info->vid);
+ if (!mlxsw_sp_port_vlan)
return 0;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- }
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+ vid = mlxsw_sp_port_vlan->vid;
- if (!mlxsw_sp_port->lagged)
- return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port,
- fdb->addr, fid, true, false);
+ if (!bridge_port->lagged)
+ return mlxsw_sp_port_fdb_uc_op(mlxsw_sp,
+ bridge_port->system_port,
+ fdb_info->addr, fid_index,
+ adding, false);
else
- return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->lag_id,
- fdb->addr, fid, lag_vid,
- true, false);
+ return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp,
+ bridge_port->lag_id,
+ fdb_info->addr, fid_index,
+ vid, adding, false);
}
static int mlxsw_sp_port_mdb_op(struct mlxsw_sp *mlxsw_sp, const char *addr,
@@ -1006,7 +1223,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_get(struct mlxsw_sp *mlxsw_sp,
{
struct mlxsw_sp_mid *mid;
- list_for_each_entry(mid, &mlxsw_sp->br_mids.list, list) {
+ list_for_each_entry(mid, &mlxsw_sp->bridge->mids_list, list) {
if (ether_addr_equal(mid->addr, addr) && mid->fid == fid)
return mid;
}
@@ -1020,7 +1237,7 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_mid *mid;
u16 mid_idx;
- mid_idx = find_first_zero_bit(mlxsw_sp->br_mids.mapped,
+ mid_idx = find_first_zero_bit(mlxsw_sp->bridge->mids_bitmap,
MLXSW_SP_MID_MAX);
if (mid_idx == MLXSW_SP_MID_MAX)
return NULL;
@@ -1029,12 +1246,12 @@ static struct mlxsw_sp_mid *__mlxsw_sp_mc_alloc(struct mlxsw_sp *mlxsw_sp,
if (!mid)
return NULL;
- set_bit(mid_idx, mlxsw_sp->br_mids.mapped);
+ set_bit(mid_idx, mlxsw_sp->bridge->mids_bitmap);
ether_addr_copy(mid->addr, addr);
mid->fid = fid;
mid->mid = mid_idx;
mid->ref_count = 0;
- list_add_tail(&mid->list, &mlxsw_sp->br_mids.list);
+ list_add_tail(&mid->list, &mlxsw_sp->bridge->mids_list);
return mid;
}
@@ -1044,7 +1261,7 @@ static int __mlxsw_sp_mc_dec_ref(struct mlxsw_sp *mlxsw_sp,
{
if (--mid->ref_count == 0) {
list_del(&mid->list);
- clear_bit(mid->mid, mlxsw_sp->br_mids.mapped);
+ clear_bit(mid->mid, mlxsw_sp->bridge->mids_bitmap);
kfree(mid);
return 1;
}
@@ -1056,17 +1273,34 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
struct switchdev_trans *trans)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = mdb->obj.orig_dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
struct net_device *dev = mlxsw_sp_port->dev;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_mid *mid;
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
+ u16 fid_index;
int err = 0;
if (switchdev_trans_ph_prepare(trans))
return 0;
- mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ mdb->vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+
+ mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
- mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid);
+ mid = __mlxsw_sp_mc_alloc(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
netdev_err(dev, "Unable to allocate MC group\n");
return -ENOMEM;
@@ -1082,8 +1316,8 @@ static int mlxsw_sp_port_mdb_add(struct mlxsw_sp_port *mlxsw_sp_port,
}
if (mid->ref_count == 1) {
- err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid->mid,
- true);
+ err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid_index,
+ mid->mid, true);
if (err) {
netdev_err(dev, "Unable to set MC SFD\n");
goto err_out;
@@ -1104,24 +1338,12 @@ 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);
break;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj),
- trans);
- break;
case SWITCHDEV_OBJ_ID_PORT_MDB:
err = mlxsw_sp_port_mdb_add(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_MDB(obj),
@@ -1135,82 +1357,72 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev,
return err;
}
-static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
- u16 vid_begin, u16 vid_end)
+static void
+mlxsw_sp_bridge_port_vlan_del(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct mlxsw_sp_bridge_port *bridge_port, u16 vid)
{
- u16 vid, pvid;
-
- if (!mlxsw_sp_port->bridged)
- return -EINVAL;
-
- mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end,
- false);
-
- pvid = mlxsw_sp_port->pvid;
- if (pvid >= vid_begin && pvid <= vid_end)
- mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0);
-
- mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid_begin, vid_end,
- false, false);
+ u16 pvid = mlxsw_sp_port->pvid == vid ? 0 : vid;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end);
-
- /* Changing activity bits only if HW operation succeded */
- for (vid = vid_begin; vid <= vid_end; vid++)
- clear_bit(vid, mlxsw_sp_port->active_vlans);
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return;
- return 0;
+ mlxsw_sp_port_vlan_bridge_leave(mlxsw_sp_port_vlan);
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, pvid);
+ mlxsw_sp_port_vlan_set(mlxsw_sp_port, vid, vid, false, false);
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
}
static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port,
const struct switchdev_obj_port_vlan *vlan)
{
- return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vlan->vid_begin,
- vlan->vid_end);
-}
-
-void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port)
-{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = vlan->obj.orig_dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
u16 vid;
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID)
- __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid);
-}
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
-static int
-mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
- const struct switchdev_obj_port_fdb *fdb)
-{
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, fdb->vid);
- u16 lag_vid = 0;
+ if (!bridge_port->bridge_device->vlan_enabled)
+ return 0;
- if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) {
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port);
- }
+ for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++)
+ mlxsw_sp_bridge_port_vlan_del(mlxsw_sp_port, bridge_port, vid);
- if (!mlxsw_sp_port->lagged)
- return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->local_port,
- fdb->addr, fid,
- false, false);
- else
- return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
- mlxsw_sp_port->lag_id,
- fdb->addr, fid, lag_vid,
- false, false);
+ return 0;
}
static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
const struct switchdev_obj_port_mdb *mdb)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct net_device *orig_dev = mdb->obj.orig_dev;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
struct net_device *dev = mlxsw_sp_port->dev;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_mid *mid;
- u16 fid = mlxsw_sp_port_vid_to_fid_get(mlxsw_sp_port, mdb->vid);
+ u16 fid_index;
u16 mid_idx;
int err = 0;
- mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid);
+ bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
+ if (WARN_ON(!bridge_port))
+ return -EINVAL;
+
+ bridge_device = bridge_port->bridge_device;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
+ bridge_device,
+ mdb->vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
+
+ mid = __mlxsw_sp_mc_get(mlxsw_sp, mdb->addr, fid_index);
if (!mid) {
netdev_err(dev, "Unable to remove port from MC DB\n");
return -EINVAL;
@@ -1222,8 +1434,8 @@ static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
mid_idx = mid->mid;
if (__mlxsw_sp_mc_dec_ref(mlxsw_sp, mid)) {
- err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid, mid_idx,
- false);
+ err = mlxsw_sp_port_mdb_op(mlxsw_sp, mdb->addr, fid_index,
+ mid_idx, false);
if (err)
netdev_err(dev, "Unable to remove MC SFD\n");
}
@@ -1237,22 +1449,11 @@ 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;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj));
- break;
case SWITCHDEV_OBJ_ID_PORT_MDB:
err = mlxsw_sp_port_mdb_del(mlxsw_sp_port,
SWITCHDEV_OBJ_PORT_MDB(obj));
@@ -1282,188 +1483,200 @@ static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
return NULL;
}
-static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_obj_port_fdb *fdb,
- switchdev_obj_dump_cb_t *cb,
- struct net_device *orig_dev)
+static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
+ .switchdev_port_attr_get = mlxsw_sp_port_attr_get,
+ .switchdev_port_attr_set = mlxsw_sp_port_attr_set,
+ .switchdev_port_obj_add = mlxsw_sp_port_obj_add,
+ .switchdev_port_obj_del = mlxsw_sp_port_obj_del,
+};
+
+static int
+mlxsw_sp_bridge_8021q_port_join(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
{
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- struct mlxsw_sp_port *tmp;
- struct mlxsw_sp_fid *f;
- u16 vport_fid;
- char *sfd_pl;
- char mac[ETH_ALEN];
- u16 fid;
- u8 local_port;
- u16 lag_id;
- u8 num_rec;
- int stored_err = 0;
- int i;
- int err;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
- if (!sfd_pl)
- return -ENOMEM;
+ if (is_vlan_dev(bridge_port->dev))
+ return -EINVAL;
- f = mlxsw_sp_vport_fid_get(mlxsw_sp_port);
- vport_fid = f ? f->fid : 0;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, 1);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
- 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);
- err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
- if (err)
- goto out;
+ /* Let VLAN-aware bridge take care of its own VLANs */
+ mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan);
- num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
+ return 0;
+}
- /* Even in case of error, we have to run the dump to the end
- * so the session in firmware is finished.
- */
- if (stored_err)
- continue;
+static void
+mlxsw_sp_bridge_8021q_port_leave(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ mlxsw_sp_port_vlan_get(mlxsw_sp_port, 1);
+ /* Make sure untagged frames are allowed to ingress */
+ mlxsw_sp_port_pvid_set(mlxsw_sp_port, 1);
+}
- for (i = 0; i < num_rec; i++) {
- switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) {
- case MLXSW_REG_SFD_REC_TYPE_UNICAST:
- 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)
- fdb->vid = 0;
- else if (!vport_fid &&
- !mlxsw_sp_fid_is_vfid(fid))
- fdb->vid = fid;
- else
- continue;
- ether_addr_copy(fdb->addr, mac);
- fdb->ndm_state = NUD_REACHABLE;
- err = cb(&fdb->obj);
- if (err)
- stored_err = err;
- }
- break;
- case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
- mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
- mac, &fid, &lag_id);
- tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
- if (tmp && tmp->local_port ==
- mlxsw_sp_port->local_port) {
- /* LAG records can only point to LAG
- * devices or VLAN devices on top.
- */
- if (!netif_is_lag_master(orig_dev) &&
- !is_vlan_dev(orig_dev))
- continue;
- if (vport_fid && vport_fid == fid)
- fdb->vid = 0;
- else if (!vport_fid &&
- !mlxsw_sp_fid_is_vfid(fid))
- fdb->vid = fid;
- else
- continue;
- ether_addr_copy(fdb->addr, mac);
- fdb->ndm_state = NUD_REACHABLE;
- err = cb(&fdb->obj);
- if (err)
- stored_err = err;
- }
- break;
- }
- }
- } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
+static struct mlxsw_sp_fid *
+mlxsw_sp_bridge_8021q_fid_get(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_device->dev);
-out:
- kfree(sfd_pl);
- return stored_err ? stored_err : err;
+ return mlxsw_sp_fid_8021q_get(mlxsw_sp, vid);
}
-static int mlxsw_sp_port_vlan_dump(struct mlxsw_sp_port *mlxsw_sp_port,
- struct switchdev_obj_port_vlan *vlan,
- switchdev_obj_dump_cb_t *cb)
+static const struct mlxsw_sp_bridge_ops mlxsw_sp_bridge_8021q_ops = {
+ .port_join = mlxsw_sp_bridge_8021q_port_join,
+ .port_leave = mlxsw_sp_bridge_8021q_port_leave,
+ .fid_get = mlxsw_sp_bridge_8021q_fid_get,
+};
+
+static bool
+mlxsw_sp_port_is_br_member(const struct mlxsw_sp_port *mlxsw_sp_port,
+ const struct net_device *br_dev)
{
- u16 vid;
- int err = 0;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
- 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);
+ list_for_each_entry(mlxsw_sp_port_vlan, &mlxsw_sp_port->vlans_list,
+ list) {
+ if (mlxsw_sp_port_vlan->bridge_port &&
+ mlxsw_sp_port_vlan->bridge_port->bridge_device->dev ==
+ br_dev)
+ return true;
}
- for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) {
- vlan->flags = 0;
- if (vid == mlxsw_sp_port->pvid)
- vlan->flags |= BRIDGE_VLAN_INFO_PVID;
- if (test_bit(vid, mlxsw_sp_port->untagged_vlans))
- vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
- vlan->vid_begin = vid;
- vlan->vid_end = vid;
- err = cb(&vlan->obj);
- if (err)
- break;
- }
- return err;
+ return false;
}
-static int mlxsw_sp_port_obj_dump(struct net_device *dev,
- struct switchdev_obj *obj,
- switchdev_obj_dump_cb_t *cb)
+static int
+mlxsw_sp_bridge_8021d_port_join(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
{
- struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- int err = 0;
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid;
- mlxsw_sp_port = mlxsw_sp_port_orig_get(obj->orig_dev, mlxsw_sp_port);
- if (!mlxsw_sp_port)
+ if (!is_vlan_dev(bridge_port->dev))
return -EINVAL;
+ vid = vlan_dev_vlan_id(bridge_port->dev);
- switch (obj->id) {
- case SWITCHDEV_OBJ_ID_PORT_VLAN:
- err = mlxsw_sp_port_vlan_dump(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_VLAN(obj), cb);
- break;
- case SWITCHDEV_OBJ_ID_PORT_FDB:
- err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
- SWITCHDEV_OBJ_PORT_FDB(obj), cb,
- obj->orig_dev);
- break;
- default:
- err = -EOPNOTSUPP;
- break;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return -EINVAL;
+
+ if (mlxsw_sp_port_is_br_member(mlxsw_sp_port, bridge_device->dev)) {
+ netdev_err(mlxsw_sp_port->dev, "Can't bridge VLAN uppers of the same port\n");
+ return -EINVAL;
}
- return err;
+ /* Port is no longer usable as a router interface */
+ if (mlxsw_sp_port_vlan->fid)
+ mlxsw_sp_port_vlan_router_leave(mlxsw_sp_port_vlan);
+
+ return mlxsw_sp_port_vlan_bridge_join(mlxsw_sp_port_vlan, bridge_port);
}
-static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
- .switchdev_port_attr_get = mlxsw_sp_port_attr_get,
- .switchdev_port_attr_set = mlxsw_sp_port_attr_set,
- .switchdev_port_obj_add = mlxsw_sp_port_obj_add,
- .switchdev_port_obj_del = mlxsw_sp_port_obj_del,
- .switchdev_port_obj_dump = mlxsw_sp_port_obj_dump,
+static void
+mlxsw_sp_bridge_8021d_port_leave(struct mlxsw_sp_bridge_device *bridge_device,
+ struct mlxsw_sp_bridge_port *bridge_port,
+ struct mlxsw_sp_port *mlxsw_sp_port)
+{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ u16 vid = vlan_dev_vlan_id(bridge_port->dev);
+
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_vid(mlxsw_sp_port, vid);
+ if (WARN_ON(!mlxsw_sp_port_vlan))
+ return;
+
+ mlxsw_sp_port_vlan_bridge_leave(mlxsw_sp_port_vlan);
+}
+
+static struct mlxsw_sp_fid *
+mlxsw_sp_bridge_8021d_fid_get(struct mlxsw_sp_bridge_device *bridge_device,
+ u16 vid)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_lower_get(bridge_device->dev);
+
+ return mlxsw_sp_fid_8021d_get(mlxsw_sp, bridge_device->dev->ifindex);
+}
+
+static const struct mlxsw_sp_bridge_ops mlxsw_sp_bridge_8021d_ops = {
+ .port_join = mlxsw_sp_bridge_8021d_port_join,
+ .port_leave = mlxsw_sp_bridge_8021d_port_leave,
+ .fid_get = mlxsw_sp_bridge_8021d_fid_get,
};
-static void mlxsw_sp_fdb_call_notifiers(bool learning_sync, bool adding,
- char *mac, u16 vid,
- struct net_device *dev)
+int mlxsw_sp_port_bridge_join(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+ int err;
+
+ bridge_port = mlxsw_sp_bridge_port_get(mlxsw_sp->bridge, brport_dev);
+ if (IS_ERR(bridge_port))
+ return PTR_ERR(bridge_port);
+ bridge_device = bridge_port->bridge_device;
+
+ err = bridge_device->ops->port_join(bridge_device, bridge_port,
+ mlxsw_sp_port);
+ if (err)
+ goto err_port_join;
+
+ return 0;
+
+err_port_join:
+ mlxsw_sp_bridge_port_put(mlxsw_sp->bridge, bridge_port);
+ return err;
+}
+
+void mlxsw_sp_port_bridge_leave(struct mlxsw_sp_port *mlxsw_sp_port,
+ struct net_device *brport_dev,
+ struct net_device *br_dev)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
+
+ bridge_device = mlxsw_sp_bridge_device_find(mlxsw_sp->bridge, br_dev);
+ if (!bridge_device)
+ return;
+ bridge_port = __mlxsw_sp_bridge_port_find(bridge_device, brport_dev);
+ if (!bridge_port)
+ return;
+
+ bridge_device->ops->port_leave(bridge_device, bridge_port,
+ mlxsw_sp_port);
+ mlxsw_sp_bridge_port_put(mlxsw_sp->bridge, bridge_port);
+}
+
+static void
+mlxsw_sp_fdb_call_notifiers(enum switchdev_notifier_type type,
+ const char *mac, u16 vid,
+ struct net_device *dev)
{
struct switchdev_notifier_fdb_info info;
- unsigned long notifier_type;
- if (learning_sync) {
- info.addr = mac;
- info.vid = vid;
- notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
- call_switchdev_notifiers(notifier_type, dev, &info.info);
- }
+ info.addr = mac;
+ info.vid = vid;
+ call_switchdev_notifiers(type, dev, &info.info);
}
static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
char *sfn_pl, int rec_index,
bool adding)
{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_port *mlxsw_sp_port;
+ enum switchdev_notifier_type type;
char mac[ETH_ALEN];
u8 local_port;
u16 vid, fid;
@@ -1477,22 +1690,21 @@ static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
goto just_remove;
}
- if (mlxsw_sp_fid_is_vfid(fid)) {
- struct mlxsw_sp_port *mlxsw_sp_vport;
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_fid(mlxsw_sp_port, fid);
+ if (!mlxsw_sp_port_vlan) {
+ netdev_err(mlxsw_sp_port->dev, "Failed to find a matching {Port, VID} following FDB notification\n");
+ goto just_remove;
+ }
- mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid);
- if (!mlxsw_sp_vport) {
- netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
- goto just_remove;
- }
- vid = 0;
- /* Override the physical port with the vPort. */
- mlxsw_sp_port = mlxsw_sp_vport;
- } else {
- vid = fid;
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ if (!bridge_port) {
+ netdev_err(mlxsw_sp_port->dev, "{Port, VID} not associated with a bridge\n");
+ goto just_remove;
}
+ bridge_device = bridge_port->bridge_device;
+ vid = bridge_device->vlan_enabled ? mlxsw_sp_port_vlan->vid : 0;
+
do_fdb_op:
err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid,
adding, true);
@@ -1503,8 +1715,9 @@ do_fdb_op:
if (!do_notification)
return;
- mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync,
- adding, mac, vid, mlxsw_sp_port->dev);
+ type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
+ mlxsw_sp_fdb_call_notifiers(type, mac, vid, bridge_port->dev);
+
return;
just_remove:
@@ -1517,8 +1730,11 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
char *sfn_pl, int rec_index,
bool adding)
{
+ struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
+ struct mlxsw_sp_bridge_device *bridge_device;
+ struct mlxsw_sp_bridge_port *bridge_port;
struct mlxsw_sp_port *mlxsw_sp_port;
- struct net_device *dev;
+ enum switchdev_notifier_type type;
char mac[ETH_ALEN];
u16 lag_vid = 0;
u16 lag_id;
@@ -1533,26 +1749,22 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
goto just_remove;
}
- if (mlxsw_sp_fid_is_vfid(fid)) {
- struct mlxsw_sp_port *mlxsw_sp_vport;
-
- mlxsw_sp_vport = mlxsw_sp_port_vport_find_by_fid(mlxsw_sp_port,
- fid);
- if (!mlxsw_sp_vport) {
- netdev_err(mlxsw_sp_port->dev, "Failed to find a matching vPort following FDB notification\n");
- goto just_remove;
- }
+ mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_fid(mlxsw_sp_port, fid);
+ if (!mlxsw_sp_port_vlan) {
+ netdev_err(mlxsw_sp_port->dev, "Failed to find a matching {Port, VID} following FDB notification\n");
+ goto just_remove;
+ }
- lag_vid = mlxsw_sp_vport_vid_get(mlxsw_sp_vport);
- dev = mlxsw_sp_vport->dev;
- vid = 0;
- /* Override the physical port with the vPort. */
- mlxsw_sp_port = mlxsw_sp_vport;
- } else {
- dev = mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev;
- vid = fid;
+ bridge_port = mlxsw_sp_port_vlan->bridge_port;
+ if (!bridge_port) {
+ netdev_err(mlxsw_sp_port->dev, "{Port, VID} not associated with a bridge\n");
+ goto just_remove;
}
+ bridge_device = bridge_port->bridge_device;
+ vid = bridge_device->vlan_enabled ? mlxsw_sp_port_vlan->vid : 0;
+ lag_vid = mlxsw_sp_port_vlan->vid;
+
do_fdb_op:
err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid,
adding, true);
@@ -1563,8 +1775,9 @@ do_fdb_op:
if (!do_notification)
return;
- mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning_sync, adding, mac,
- vid, dev);
+ type = adding ? SWITCHDEV_FDB_ADD_TO_BRIDGE : SWITCHDEV_FDB_DEL_TO_BRIDGE;
+ mlxsw_sp_fdb_call_notifiers(type, mac, vid, bridge_port->dev);
+
return;
just_remove:
@@ -1598,12 +1811,15 @@ static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
static void mlxsw_sp_fdb_notify_work_schedule(struct mlxsw_sp *mlxsw_sp)
{
- mlxsw_core_schedule_dw(&mlxsw_sp->fdb_notify.dw,
- msecs_to_jiffies(mlxsw_sp->fdb_notify.interval));
+ struct mlxsw_sp_bridge *bridge = mlxsw_sp->bridge;
+
+ mlxsw_core_schedule_dw(&bridge->fdb_notify.dw,
+ msecs_to_jiffies(bridge->fdb_notify.interval));
}
static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
{
+ struct mlxsw_sp_bridge *bridge;
struct mlxsw_sp *mlxsw_sp;
char *sfn_pl;
u8 num_rec;
@@ -1614,7 +1830,8 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work)
if (!sfn_pl)
return;
- mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work);
+ bridge = container_of(work, struct mlxsw_sp_bridge, fdb_notify.dw.work);
+ mlxsw_sp = bridge->mlxsw_sp;
rtnl_lock();
mlxsw_reg_sfn_pack(sfn_pl);
@@ -1633,8 +1850,100 @@ out:
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
}
+struct mlxsw_sp_switchdev_event_work {
+ struct work_struct work;
+ struct switchdev_notifier_fdb_info fdb_info;
+ struct net_device *dev;
+ unsigned long event;
+};
+
+static void mlxsw_sp_switchdev_event_work(struct work_struct *work)
+{
+ struct mlxsw_sp_switchdev_event_work *switchdev_work =
+ container_of(work, struct mlxsw_sp_switchdev_event_work, work);
+ struct net_device *dev = switchdev_work->dev;
+ struct switchdev_notifier_fdb_info *fdb_info;
+ struct mlxsw_sp_port *mlxsw_sp_port;
+ int err;
+
+ rtnl_lock();
+ mlxsw_sp_port = mlxsw_sp_port_dev_lower_find(dev);
+ if (!mlxsw_sp_port)
+ goto out;
+
+ switch (switchdev_work->event) {
+ case SWITCHDEV_FDB_ADD_TO_DEVICE:
+ fdb_info = &switchdev_work->fdb_info;
+ err = mlxsw_sp_port_fdb_set(mlxsw_sp_port, fdb_info, true);
+ if (err)
+ break;
+ mlxsw_sp_fdb_call_notifiers(SWITCHDEV_FDB_OFFLOADED,
+ fdb_info->addr,
+ fdb_info->vid, dev);
+ break;
+ case SWITCHDEV_FDB_DEL_TO_DEVICE:
+ fdb_info = &switchdev_work->fdb_info;
+ mlxsw_sp_port_fdb_set(mlxsw_sp_port, fdb_info, false);
+ break;
+ }
+
+out:
+ rtnl_unlock();
+ kfree(switchdev_work->fdb_info.addr);
+ kfree(switchdev_work);
+ dev_put(dev);
+}
+
+/* Called under rcu_read_lock() */
+static int mlxsw_sp_switchdev_event(struct notifier_block *unused,
+ unsigned long event, void *ptr)
+{
+ struct net_device *dev = switchdev_notifier_info_to_dev(ptr);
+ struct mlxsw_sp_switchdev_event_work *switchdev_work;
+ struct switchdev_notifier_fdb_info *fdb_info = ptr;
+
+ if (!mlxsw_sp_port_dev_lower_find_rcu(dev))
+ return NOTIFY_DONE;
+
+ switchdev_work = kzalloc(sizeof(*switchdev_work), GFP_ATOMIC);
+ if (!switchdev_work)
+ return NOTIFY_BAD;
+
+ INIT_WORK(&switchdev_work->work, mlxsw_sp_switchdev_event_work);
+ switchdev_work->dev = dev;
+ switchdev_work->event = event;
+
+ switch (event) {
+ case SWITCHDEV_FDB_ADD_TO_DEVICE: /* fall through */
+ case SWITCHDEV_FDB_DEL_TO_DEVICE:
+ memcpy(&switchdev_work->fdb_info, ptr,
+ sizeof(switchdev_work->fdb_info));
+ switchdev_work->fdb_info.addr = kzalloc(ETH_ALEN, GFP_ATOMIC);
+ ether_addr_copy((u8 *)switchdev_work->fdb_info.addr,
+ fdb_info->addr);
+ /* Take a reference on the device. This can be either
+ * upper device containig mlxsw_sp_port or just a
+ * mlxsw_sp_port
+ */
+ dev_hold(dev);
+ break;
+ default:
+ kfree(switchdev_work);
+ return NOTIFY_DONE;
+ }
+
+ mlxsw_core_schedule_work(&switchdev_work->work);
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block mlxsw_sp_switchdev_notifier = {
+ .notifier_call = mlxsw_sp_switchdev_event,
+};
+
static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
{
+ struct mlxsw_sp_bridge *bridge = mlxsw_sp->bridge;
int err;
err = mlxsw_sp_ageing_set(mlxsw_sp, MLXSW_SP_DEFAULT_AGEING_TIME);
@@ -1642,25 +1951,51 @@ static int mlxsw_sp_fdb_init(struct mlxsw_sp *mlxsw_sp)
dev_err(mlxsw_sp->bus_info->dev, "Failed to set default ageing time\n");
return err;
}
- INIT_DELAYED_WORK(&mlxsw_sp->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
- mlxsw_sp->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
+
+ err = register_switchdev_notifier(&mlxsw_sp_switchdev_notifier);
+ if (err) {
+ dev_err(mlxsw_sp->bus_info->dev, "Failed to register switchdev notifier\n");
+ return err;
+ }
+
+ INIT_DELAYED_WORK(&bridge->fdb_notify.dw, mlxsw_sp_fdb_notify_work);
+ bridge->fdb_notify.interval = MLXSW_SP_DEFAULT_LEARNING_INTERVAL;
mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp);
return 0;
}
static void mlxsw_sp_fdb_fini(struct mlxsw_sp *mlxsw_sp)
{
- cancel_delayed_work_sync(&mlxsw_sp->fdb_notify.dw);
+ cancel_delayed_work_sync(&mlxsw_sp->bridge->fdb_notify.dw);
+ unregister_switchdev_notifier(&mlxsw_sp_switchdev_notifier);
+
}
int mlxsw_sp_switchdev_init(struct mlxsw_sp *mlxsw_sp)
{
+ struct mlxsw_sp_bridge *bridge;
+
+ bridge = kzalloc(sizeof(*mlxsw_sp->bridge), GFP_KERNEL);
+ if (!bridge)
+ return -ENOMEM;
+ mlxsw_sp->bridge = bridge;
+ bridge->mlxsw_sp = mlxsw_sp;
+
+ INIT_LIST_HEAD(&mlxsw_sp->bridge->bridges_list);
+ INIT_LIST_HEAD(&mlxsw_sp->bridge->mids_list);
+
+ bridge->bridge_8021q_ops = &mlxsw_sp_bridge_8021q_ops;
+ bridge->bridge_8021d_ops = &mlxsw_sp_bridge_8021d_ops;
+
return mlxsw_sp_fdb_init(mlxsw_sp);
}
void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp)
{
mlxsw_sp_fdb_fini(mlxsw_sp);
+ WARN_ON(!list_empty(&mlxsw_sp->bridge->mids_list));
+ WARN_ON(!list_empty(&mlxsw_sp->bridge->bridges_list));
+ kfree(mlxsw_sp->bridge);
}
void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port)