diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 49 |
1 files changed, 41 insertions, 8 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 30c7b0e15721..5bcf5bceff71 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -2691,6 +2691,7 @@ static void mlxsw_sp_traps_fini(struct mlxsw_sp *mlxsw_sp) static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp) { char slcr_pl[MLXSW_REG_SLCR_LEN]; + u16 max_lag; u32 seed; int err; @@ -2709,12 +2710,14 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp) if (err) return err; - if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LAG) || - !MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LAG_MEMBERS)) + err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); + if (err) + return err; + + if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LAG_MEMBERS)) return -EIO; - mlxsw_sp->lags = kcalloc(MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_LAG), - sizeof(struct mlxsw_sp_upper), + mlxsw_sp->lags = kcalloc(max_lag, sizeof(struct mlxsw_sp_upper), GFP_KERNEL); if (!mlxsw_sp->lags) return -ENOMEM; @@ -3509,6 +3512,33 @@ static const struct mlxsw_config_profile mlxsw_sp2_config_profile = { .cqe_time_stamp_type = MLXSW_CMD_MBOX_CONFIG_PROFILE_CQE_TIME_STAMP_TYPE_UTC, }; +/* Reduce number of LAGs from full capacity (256) to the maximum supported LAGs + * in Spectrum-2/3, to avoid regression in number of free entries in the PGT + * table. + */ +#define MLXSW_SP4_CONFIG_PROFILE_MAX_LAG 128 + +static const struct mlxsw_config_profile mlxsw_sp4_config_profile = { + .used_max_lag = 1, + .max_lag = MLXSW_SP4_CONFIG_PROFILE_MAX_LAG, + .used_flood_mode = 1, + .flood_mode = MLXSW_CMD_MBOX_CONFIG_PROFILE_FLOOD_MODE_CONTROLLED, + .used_max_ib_mc = 1, + .max_ib_mc = 0, + .used_max_pkey = 1, + .max_pkey = 0, + .used_ubridge = 1, + .ubridge = 1, + .swid_config = { + { + .used_type = 1, + .type = MLXSW_PORT_SWID_TYPE_ETH, + } + }, + .used_cqe_time_stamp_type = 1, + .cqe_time_stamp_type = MLXSW_CMD_MBOX_CONFIG_PROFILE_CQE_TIME_STAMP_TYPE_UTC, +}; + static void mlxsw_sp_resource_size_params_prepare(struct mlxsw_core *mlxsw_core, struct devlink_resource_size_params *kvd_size_params, @@ -4039,7 +4069,7 @@ static struct mlxsw_driver mlxsw_sp4_driver = { .params_unregister = mlxsw_sp2_params_unregister, .ptp_transmitted = mlxsw_sp_ptp_transmitted, .txhdr_len = MLXSW_TXHDR_LEN, - .profile = &mlxsw_sp2_config_profile, + .profile = &mlxsw_sp4_config_profile, .sdq_supports_cqe_v2 = true, }; @@ -4263,10 +4293,13 @@ static int mlxsw_sp_lag_index_get(struct mlxsw_sp *mlxsw_sp, { struct mlxsw_sp_upper *lag; int free_lag_id = -1; - u64 max_lag; - int i; + u16 max_lag; + int err, i; + + err = mlxsw_core_max_lag(mlxsw_sp->core, &max_lag); + if (err) + return err; - max_lag = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_LAG); for (i = 0; i < max_lag; i++) { lag = mlxsw_sp_lag_get(mlxsw_sp, i); if (lag->ref_count) { |