diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c index 696a7ed30709..401117086235 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_fid.c @@ -11,6 +11,7 @@ #include <linux/refcount.h> #include "spectrum.h" +#include "spectrum_router.h" #include "reg.h" struct mlxsw_sp_fid_family; @@ -115,6 +116,7 @@ struct mlxsw_sp_fid_ops { enum mlxsw_sp_fid_flood_profile_id { MLXSW_SP_FID_FLOOD_PROFILE_ID_BRIDGE = 1, + MLXSW_SP_FID_FLOOD_PROFILE_ID_RSP, }; struct mlxsw_sp_fid_flood_profile { @@ -368,6 +370,36 @@ mlxsw_sp_fid_8021d_pgt_size(const struct mlxsw_sp_fid_family *fid_family, return 0; } +static unsigned int mlxsw_sp_fid_rfid_port_offset_cff(unsigned int local_port) +{ + /* Port 0 is the CPU port. Since we never create RIFs based off that + * port, we don't need to count it. + */ + return WARN_ON_ONCE(!local_port) ? 0 : local_port - 1; +} + +static int +mlxsw_sp_fid_rfid_pgt_size_cff(const struct mlxsw_sp_fid_family *fid_family, + u16 *p_pgt_size) +{ + struct mlxsw_core *core = fid_family->mlxsw_sp->core; + unsigned int max_ports; + u16 pgt_size; + u16 max_lags; + int err; + + max_ports = mlxsw_core_max_ports(core); + + err = mlxsw_core_max_lag(core, &max_lags); + if (err) + return err; + + pgt_size = (mlxsw_sp_fid_rfid_port_offset_cff(max_ports) + max_lags) * + fid_family->flood_profile->nr_flood_tables; + *p_pgt_size = pgt_size; + return 0; +} + static u16 mlxsw_sp_fid_pgt_base_ctl(const struct mlxsw_sp_fid_family *fid_family, const struct mlxsw_sp_flood_table *flood_table) @@ -519,6 +551,18 @@ static void mlxsw_sp_fid_fid_pack_cff(char *sfmr_pl, fid_family->flood_profile->profile_id); } +static u16 mlxsw_sp_fid_rfid_fid_offset_cff(struct mlxsw_sp *mlxsw_sp, + u16 port_lag_id, bool is_lag) +{ + u16 max_ports = mlxsw_core_max_ports(mlxsw_sp->core); + + if (is_lag) + return mlxsw_sp_fid_rfid_port_offset_cff(max_ports) + + port_lag_id; + else + return mlxsw_sp_fid_rfid_port_offset_cff(port_lag_id); +} + static int mlxsw_sp_fid_op(const struct mlxsw_sp_fid *fid, bool valid) { struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp; @@ -1248,6 +1292,24 @@ struct mlxsw_sp_fid_flood_profile mlxsw_sp_fid_8021d_flood_profile = { .profile_id = MLXSW_SP_FID_FLOOD_PROFILE_ID_BRIDGE, }; +static const struct mlxsw_sp_flood_table mlxsw_sp_fid_rsp_flood_tables_cff[] = { + { + .packet_type = MLXSW_SP_FLOOD_TYPE_UC, + .table_index = 0, + }, + { + .packet_type = MLXSW_SP_FLOOD_TYPE_NOT_UC, + .table_index = 1, + }, +}; + +static const +struct mlxsw_sp_fid_flood_profile mlxsw_sp_fid_rsp_flood_profile_cff = { + .flood_tables = mlxsw_sp_fid_rsp_flood_tables_cff, + .nr_flood_tables = ARRAY_SIZE(mlxsw_sp_fid_rsp_flood_tables_cff), + .profile_id = MLXSW_SP_FID_FLOOD_PROFILE_ID_RSP, +}; + static bool mlxsw_sp_fid_8021q_compare(const struct mlxsw_sp_fid *fid, const void *arg) { @@ -1271,6 +1333,29 @@ static int mlxsw_sp_fid_rfid_setup_ctl(struct mlxsw_sp_fid *fid, return 0; } +static int mlxsw_sp_fid_rfid_setup_cff(struct mlxsw_sp_fid *fid, + const void *arg) +{ + struct mlxsw_sp *mlxsw_sp = fid->fid_family->mlxsw_sp; + u16 rif_index = *(const u16 *)arg; + struct mlxsw_sp_rif *rif; + bool is_lag; + u16 port; + int err; + + rif = mlxsw_sp_rif_by_index(mlxsw_sp, rif_index); + if (!rif) + return -ENOENT; + + err = mlxsw_sp_rif_subport_port(rif, &port, &is_lag); + if (err) + return err; + + fid->fid_offset = mlxsw_sp_fid_rfid_fid_offset_cff(mlxsw_sp, port, + is_lag); + return 0; +} + static int mlxsw_sp_fid_rfid_configure(struct mlxsw_sp_fid *fid) { return mlxsw_sp_fid_op(fid, true); @@ -1410,6 +1495,139 @@ static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_rfid_ops_ctl = { .fid_pack = mlxsw_sp_fid_pack_ctl, }; +static int +mlxsw_sp_fid_rfid_port_add_cff(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_flood_table *flood_table, + u16 pgt_addr, u16 smpe, unsigned int local_port) +{ + int err; + + err = mlxsw_sp_pgt_entry_port_set(mlxsw_sp, pgt_addr, smpe, + local_port, true); + if (err) + return err; + + if (flood_table->packet_type == MLXSW_SP_FLOOD_TYPE_NOT_UC) { + u16 router_port = mlxsw_sp_router_port(mlxsw_sp); + + err = mlxsw_sp_pgt_entry_port_set(mlxsw_sp, pgt_addr, smpe, + router_port, true); + if (err) + goto err_entry_port_set; + } + + return 0; + +err_entry_port_set: + mlxsw_sp_pgt_entry_port_set(mlxsw_sp, pgt_addr, smpe, local_port, + false); + return err; +} + +static void +mlxsw_sp_fid_rfid_port_del_cff(struct mlxsw_sp *mlxsw_sp, + const struct mlxsw_sp_flood_table *flood_table, + u16 pgt_addr, u16 smpe, u16 local_port) +{ + if (flood_table->packet_type == MLXSW_SP_FLOOD_TYPE_NOT_UC) { + u16 router_port = mlxsw_sp_router_port(mlxsw_sp); + + mlxsw_sp_pgt_entry_port_set(mlxsw_sp, pgt_addr, smpe, + router_port, false); + } + mlxsw_sp_pgt_entry_port_set(mlxsw_sp, pgt_addr, smpe, local_port, + false); +} + +static int +mlxsw_sp_fid_rfid_port_memb_ft_cff(const struct mlxsw_sp_fid_family *fid_family, + const struct mlxsw_sp_flood_table *flood_table, + const struct mlxsw_sp_port *mlxsw_sp_port, + bool member) +{ + struct mlxsw_sp *mlxsw_sp = fid_family->mlxsw_sp; + u16 local_port = mlxsw_sp_port->local_port; + u16 fid_pgt_base; + u16 fid_offset; + u16 pgt_addr; + u16 smpe; + u16 port; + + /* In-PGT SMPE is only valid on Spectrum-1, CFF only on Spectrum>1. */ + smpe = 0; + + port = mlxsw_sp_port->lagged ? mlxsw_sp_port->lag_id : local_port; + fid_offset = mlxsw_sp_fid_rfid_fid_offset_cff(mlxsw_sp, port, + mlxsw_sp_port->lagged); + fid_pgt_base = mlxsw_sp_fid_off_pgt_base_cff(fid_family, fid_offset); + pgt_addr = fid_pgt_base + flood_table->table_index; + + if (member) + return mlxsw_sp_fid_rfid_port_add_cff(mlxsw_sp, flood_table, + pgt_addr, smpe, + local_port); + + mlxsw_sp_fid_rfid_port_del_cff(mlxsw_sp, flood_table, pgt_addr, smpe, + local_port); + return 0; +} + +static int +mlxsw_sp_fid_rfid_port_memb_cff(const struct mlxsw_sp_fid_family *fid_family, + const struct mlxsw_sp_port *mlxsw_sp_port, + bool member) +{ + int i; + + for (i = 0; i < fid_family->flood_profile->nr_flood_tables; i++) { + const struct mlxsw_sp_flood_table *flood_table = + &fid_family->flood_profile->flood_tables[i]; + int err; + + err = mlxsw_sp_fid_rfid_port_memb_ft_cff(fid_family, + flood_table, + mlxsw_sp_port, member); + if (err) + return err; + } + + return 0; +} + +static int +mlxsw_sp_fid_rfid_port_init_cff(const struct mlxsw_sp_fid_family *fid_family, + const struct mlxsw_sp_port *mlxsw_sp_port) +{ + return mlxsw_sp_fid_rfid_port_memb_cff(fid_family, mlxsw_sp_port, true); +} + +static void +mlxsw_sp_fid_rfid_port_fini_cff(const struct mlxsw_sp_fid_family *fid_family, + const struct mlxsw_sp_port *mlxsw_sp_port) +{ + mlxsw_sp_fid_rfid_port_memb_cff(fid_family, mlxsw_sp_port, false); +} + +static const struct mlxsw_sp_fid_ops mlxsw_sp_fid_rfid_ops_cff = { + .setup = mlxsw_sp_fid_rfid_setup_cff, + .configure = mlxsw_sp_fid_rfid_configure, + .deconfigure = mlxsw_sp_fid_rfid_deconfigure, + .index_alloc = mlxsw_sp_fid_rfid_index_alloc, + .compare = mlxsw_sp_fid_rfid_compare, + .port_vid_map = mlxsw_sp_fid_rfid_port_vid_map, + .port_vid_unmap = mlxsw_sp_fid_rfid_port_vid_unmap, + .vni_set = mlxsw_sp_fid_rfid_vni_set, + .vni_clear = mlxsw_sp_fid_rfid_vni_clear, + .nve_flood_index_set = mlxsw_sp_fid_rfid_nve_flood_index_set, + .nve_flood_index_clear = mlxsw_sp_fid_rfid_nve_flood_index_clear, + .vid_to_fid_rif_update = mlxsw_sp_fid_rfid_vid_to_fid_rif_update, + .pgt_size = mlxsw_sp_fid_rfid_pgt_size_cff, + .fid_port_init = mlxsw_sp_fid_rfid_port_init_cff, + .fid_port_fini = mlxsw_sp_fid_rfid_port_fini_cff, + .fid_mid = mlxsw_sp_fid_fid_mid_cff, + .fid_pack = mlxsw_sp_fid_fid_pack_cff, +}; + static int mlxsw_sp_fid_dummy_setup(struct mlxsw_sp_fid *fid, const void *arg) { fid->fid_offset = 0; @@ -1726,10 +1944,22 @@ static const struct mlxsw_sp_fid_family mlxsw_sp2_fid_8021d_family_cff = { .smpe_index_valid = true, }; +static const struct mlxsw_sp_fid_family mlxsw_sp_fid_rfid_family_cff = { + .type = MLXSW_SP_FID_TYPE_RFID, + .fid_size = sizeof(struct mlxsw_sp_fid), + .start_index = MLXSW_SP_RFID_START, + .end_index = MLXSW_SP_RFID_END, + .flood_profile = &mlxsw_sp_fid_rsp_flood_profile_cff, + .rif_type = MLXSW_SP_RIF_TYPE_SUBPORT, + .ops = &mlxsw_sp_fid_rfid_ops_cff, + .smpe_index_valid = false, +}; + static const struct mlxsw_sp_fid_family *mlxsw_sp2_fid_family_arr_cff[] = { [MLXSW_SP_FID_TYPE_8021Q] = &mlxsw_sp2_fid_8021q_family_cff, [MLXSW_SP_FID_TYPE_8021D] = &mlxsw_sp2_fid_8021d_family_cff, [MLXSW_SP_FID_TYPE_DUMMY] = &mlxsw_sp2_fid_dummy_family, + [MLXSW_SP_FID_TYPE_RFID] = &mlxsw_sp_fid_rfid_family_cff, }; static struct mlxsw_sp_fid *mlxsw_sp_fid_lookup(struct mlxsw_sp *mlxsw_sp, @@ -2180,6 +2410,7 @@ mlxsw_sp2_fids_init_flood_profile(struct mlxsw_sp *mlxsw_sp, static const struct mlxsw_sp_fid_flood_profile *mlxsw_sp_fid_flood_profiles[] = { &mlxsw_sp_fid_8021d_flood_profile, + &mlxsw_sp_fid_rsp_flood_profile_cff, }; static int |