diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c | 55 |
1 files changed, 45 insertions, 10 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c index 1537f70bc26d..b9eeae37a4dc 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c @@ -250,6 +250,10 @@ static int mlxsw_sp_sb_pm_occ_clear(struct mlxsw_sp *mlxsw_sp, u8 local_port, &mlxsw_sp->sb_vals->pool_dess[pool_index]; char sbpm_pl[MLXSW_REG_SBPM_LEN]; + if (local_port == MLXSW_PORT_CPU_PORT && + des->dir == MLXSW_REG_SBXX_DIR_INGRESS) + return 0; + mlxsw_reg_sbpm_pack(sbpm_pl, local_port, des->pool, des->dir, true, 0, 0); return mlxsw_reg_trans_query(mlxsw_sp->core, MLXSW_REG(sbpm), sbpm_pl, @@ -273,6 +277,10 @@ static int mlxsw_sp_sb_pm_occ_query(struct mlxsw_sp *mlxsw_sp, u8 local_port, char sbpm_pl[MLXSW_REG_SBPM_LEN]; struct mlxsw_sp_sb_pm *pm; + if (local_port == MLXSW_PORT_CPU_PORT && + des->dir == MLXSW_REG_SBXX_DIR_INGRESS) + return 0; + pm = mlxsw_sp_sb_pm_get(mlxsw_sp, local_port, pool_index); mlxsw_reg_sbpm_pack(sbpm_pl, local_port, des->pool, des->dir, false, 0, 0); @@ -437,8 +445,8 @@ static const struct mlxsw_sp_sb_pr mlxsw_sp1_sb_prs[] = { MLXSW_SP1_SB_PR_CPU_SIZE, true, false), }; -#define MLXSW_SP2_SB_PR_INGRESS_SIZE 38128752 -#define MLXSW_SP2_SB_PR_EGRESS_SIZE 38128752 +#define MLXSW_SP2_SB_PR_INGRESS_SIZE 35297568 +#define MLXSW_SP2_SB_PR_EGRESS_SIZE 35297568 #define MLXSW_SP2_SB_PR_CPU_SIZE (256 * 1000) /* Order according to mlxsw_sp2_sb_pool_dess */ @@ -1085,6 +1093,11 @@ int mlxsw_sp_sb_port_pool_set(struct mlxsw_core_port *mlxsw_core_port, u32 max_buff; int err; + if (local_port == MLXSW_PORT_CPU_PORT) { + NL_SET_ERR_MSG_MOD(extack, "Changing CPU port's threshold is forbidden"); + return -EINVAL; + } + err = mlxsw_sp_sb_threshold_in(mlxsw_sp, pool_index, threshold, &max_buff, extack); if (err) @@ -1130,6 +1143,11 @@ int mlxsw_sp_sb_tc_pool_bind_set(struct mlxsw_core_port *mlxsw_core_port, u32 max_buff; int err; + if (local_port == MLXSW_PORT_CPU_PORT) { + NL_SET_ERR_MSG_MOD(extack, "Changing CPU port's binding is forbidden"); + return -EINVAL; + } + if (dir != mlxsw_sp->sb_vals->pool_dess[pool_index].dir) { NL_SET_ERR_MSG_MOD(extack, "Binding egress TC to ingress pool and vice versa is forbidden"); return -EINVAL; @@ -1187,6 +1205,11 @@ static void mlxsw_sp_sb_sr_occ_query_cb(struct mlxsw_core *mlxsw_core, local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; + if (local_port == MLXSW_PORT_CPU_PORT) { + /* Ingress quotas are not supported for the CPU port */ + masked_count++; + continue; + } for (i = 0; i < MLXSW_SP_SB_ING_TC_COUNT; i++) { cm = mlxsw_sp_sb_cm_get(mlxsw_sp, local_port, i, MLXSW_REG_SBXX_DIR_INGRESS); @@ -1222,7 +1245,7 @@ int mlxsw_sp_sb_occ_snapshot(struct mlxsw_core *mlxsw_core, char *sbsr_pl; u8 masked_count; u8 local_port_1; - u8 local_port = 0; + u8 local_port; int i; int err; int err2; @@ -1231,8 +1254,8 @@ int mlxsw_sp_sb_occ_snapshot(struct mlxsw_core *mlxsw_core, if (!sbsr_pl) return -ENOMEM; + local_port = MLXSW_PORT_CPU_PORT; next_batch: - local_port++; local_port_1 = local_port; masked_count = 0; mlxsw_reg_sbsr_pack(sbsr_pl, false); @@ -1243,7 +1266,11 @@ next_batch: for (; local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; - mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, local_port, 1); + if (local_port != MLXSW_PORT_CPU_PORT) { + /* Ingress quotas are not supported for the CPU port */ + mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, + local_port, 1); + } mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl, local_port, 1); for (i = 0; i < mlxsw_sp->sb_vals->pool_count; i++) { err = mlxsw_sp_sb_pm_occ_query(mlxsw_sp, local_port, i, @@ -1264,8 +1291,10 @@ do_query: cb_priv); if (err) goto out; - if (local_port < mlxsw_core_max_ports(mlxsw_core)) + if (local_port < mlxsw_core_max_ports(mlxsw_core)) { + local_port++; goto next_batch; + } out: err2 = mlxsw_reg_trans_bulk_wait(&bulk_list); @@ -1282,7 +1311,7 @@ int mlxsw_sp_sb_occ_max_clear(struct mlxsw_core *mlxsw_core, LIST_HEAD(bulk_list); char *sbsr_pl; unsigned int masked_count; - u8 local_port = 0; + u8 local_port; int i; int err; int err2; @@ -1291,8 +1320,8 @@ int mlxsw_sp_sb_occ_max_clear(struct mlxsw_core *mlxsw_core, if (!sbsr_pl) return -ENOMEM; + local_port = MLXSW_PORT_CPU_PORT; next_batch: - local_port++; masked_count = 0; mlxsw_reg_sbsr_pack(sbsr_pl, true); for (i = 0; i < MLXSW_SP_SB_ING_TC_COUNT; i++) @@ -1302,7 +1331,11 @@ next_batch: for (; local_port < mlxsw_core_max_ports(mlxsw_core); local_port++) { if (!mlxsw_sp->ports[local_port]) continue; - mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, local_port, 1); + if (local_port != MLXSW_PORT_CPU_PORT) { + /* Ingress quotas are not supported for the CPU port */ + mlxsw_reg_sbsr_ingress_port_mask_set(sbsr_pl, + local_port, 1); + } mlxsw_reg_sbsr_egress_port_mask_set(sbsr_pl, local_port, 1); for (i = 0; i < mlxsw_sp->sb_vals->pool_count; i++) { err = mlxsw_sp_sb_pm_occ_clear(mlxsw_sp, local_port, i, @@ -1319,8 +1352,10 @@ do_query: &bulk_list, NULL, 0); if (err) goto out; - if (local_port < mlxsw_core_max_ports(mlxsw_core)) + if (local_port < mlxsw_core_max_ports(mlxsw_core)) { + local_port++; goto next_batch; + } out: err2 = mlxsw_reg_trans_bulk_wait(&bulk_list); |