diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/pci.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/pci.c | 135 |
1 files changed, 109 insertions, 26 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index 1d1360c178bb..e742bd4e8894 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -1156,6 +1156,16 @@ mlxsw_pci_config_profile_swid_config(struct mlxsw_pci *mlxsw_pci, #define MLXSW_RESOURCES_TABLE_END_ID 0xffff #define MLXSW_MAX_SPAN_ID 0x2420 +#define MLXSW_MAX_LAG_ID 0x2520 +#define MLXSW_MAX_PORTS_IN_LAG_ID 0x2521 +#define MLXSW_KVD_SIZE_ID 0x1001 +#define MLXSW_KVD_SINGLE_MIN_SIZE_ID 0x1002 +#define MLXSW_KVD_DOUBLE_MIN_SIZE_ID 0x1003 +#define MLXSW_MAX_VIRTUAL_ROUTERS_ID 0x2C01 +#define MLXSW_MAX_SYSTEM_PORT_ID 0x2502 +#define MLXSW_MAX_VLAN_GROUPS_ID 0x2906 +#define MLXSW_MAX_REGIONS_ID 0x2901 +#define MLXSW_MAX_RIF_ID 0x2C02 #define MLXSW_RESOURCES_QUERY_MAX_QUERIES 100 #define MLXSW_RESOURCES_PER_QUERY 32 @@ -1167,6 +1177,46 @@ static void mlxsw_pci_resources_query_parse(int id, u64 val, resources->max_span = val; resources->max_span_valid = 1; break; + case MLXSW_MAX_LAG_ID: + resources->max_lag = val; + resources->max_lag_valid = 1; + break; + case MLXSW_MAX_PORTS_IN_LAG_ID: + resources->max_ports_in_lag = val; + resources->max_ports_in_lag_valid = 1; + break; + case MLXSW_KVD_SIZE_ID: + resources->kvd_size = val; + resources->kvd_size_valid = 1; + break; + case MLXSW_KVD_SINGLE_MIN_SIZE_ID: + resources->kvd_single_min_size = val; + resources->kvd_single_min_size_valid = 1; + break; + case MLXSW_KVD_DOUBLE_MIN_SIZE_ID: + resources->kvd_double_min_size = val; + resources->kvd_double_min_size_valid = 1; + break; + case MLXSW_MAX_VIRTUAL_ROUTERS_ID: + resources->max_virtual_routers = val; + resources->max_virtual_routers_valid = 1; + break; + case MLXSW_MAX_SYSTEM_PORT_ID: + resources->max_system_ports = val; + resources->max_system_ports_valid = 1; + break; + case MLXSW_MAX_VLAN_GROUPS_ID: + resources->max_vlan_groups = val; + resources->max_vlan_groups_valid = 1; + break; + case MLXSW_MAX_REGIONS_ID: + resources->max_regions = val; + resources->max_regions_valid = 1; + break; + case MLXSW_MAX_RIF_ID: + resources->max_rif = val; + resources->max_rif_valid = 1; + break; default: break; } @@ -1209,10 +1259,52 @@ static int mlxsw_pci_resources_query(struct mlxsw_pci *mlxsw_pci, char *mbox, return -EIO; } +static int mlxsw_pci_profile_get_kvd_sizes(const struct mlxsw_config_profile *profile, + struct mlxsw_resources *resources) +{ + u32 singles_size, doubles_size, linear_size; + + if (!resources->kvd_single_min_size_valid || + !resources->kvd_double_min_size_valid || + !profile->used_kvd_split_data) + return -EIO; + + linear_size = profile->kvd_linear_size; + + /* The hash part is what left of the kvd without the + * linear part. It is split to the single size and + * double size by the parts ratio from the profile. + * Both sizes must be a multiplications of the + * granularity from the profile. + */ + doubles_size = (resources->kvd_size - linear_size); + doubles_size *= profile->kvd_hash_double_parts; + doubles_size /= (profile->kvd_hash_double_parts + + profile->kvd_hash_single_parts); + doubles_size /= profile->kvd_hash_granularity; + doubles_size *= profile->kvd_hash_granularity; + singles_size = resources->kvd_size - doubles_size - + linear_size; + + /* Check results are legal. */ + if (singles_size < resources->kvd_single_min_size || + doubles_size < resources->kvd_double_min_size || + resources->kvd_size < linear_size) + return -EIO; + + resources->kvd_single_size = singles_size; + resources->kvd_double_size = doubles_size; + resources->kvd_linear_size = linear_size; + + return 0; +} + static int mlxsw_pci_config_profile(struct mlxsw_pci *mlxsw_pci, char *mbox, - const struct mlxsw_config_profile *profile) + const struct mlxsw_config_profile *profile, + struct mlxsw_resources *resources) { int i; + int err; mlxsw_cmd_mbox_zero(mbox); @@ -1222,18 +1314,6 @@ static int mlxsw_pci_config_profile(struct mlxsw_pci *mlxsw_pci, char *mbox, mlxsw_cmd_mbox_config_profile_max_vepa_channels_set( mbox, profile->max_vepa_channels); } - if (profile->used_max_lag) { - mlxsw_cmd_mbox_config_profile_set_max_lag_set( - mbox, 1); - mlxsw_cmd_mbox_config_profile_max_lag_set( - mbox, profile->max_lag); - } - if (profile->used_max_port_per_lag) { - mlxsw_cmd_mbox_config_profile_set_max_port_per_lag_set( - mbox, 1); - mlxsw_cmd_mbox_config_profile_max_port_per_lag_set( - mbox, profile->max_port_per_lag); - } if (profile->used_max_mid) { mlxsw_cmd_mbox_config_profile_set_max_mid_set( mbox, 1); @@ -1310,19 +1390,22 @@ static int mlxsw_pci_config_profile(struct mlxsw_pci *mlxsw_pci, char *mbox, mlxsw_cmd_mbox_config_profile_adaptive_routing_group_cap_set( mbox, profile->adaptive_routing_group_cap); } - if (profile->used_kvd_sizes) { - mlxsw_cmd_mbox_config_profile_set_kvd_linear_size_set( - mbox, 1); - mlxsw_cmd_mbox_config_profile_kvd_linear_size_set( - mbox, profile->kvd_linear_size); - mlxsw_cmd_mbox_config_profile_set_kvd_hash_single_size_set( - mbox, 1); - mlxsw_cmd_mbox_config_profile_kvd_hash_single_size_set( - mbox, profile->kvd_hash_single_size); + if (resources->kvd_size_valid) { + err = mlxsw_pci_profile_get_kvd_sizes(profile, resources); + if (err) + return err; + + mlxsw_cmd_mbox_config_profile_set_kvd_linear_size_set(mbox, 1); + mlxsw_cmd_mbox_config_profile_kvd_linear_size_set(mbox, + resources->kvd_linear_size); + mlxsw_cmd_mbox_config_profile_set_kvd_hash_single_size_set(mbox, + 1); + mlxsw_cmd_mbox_config_profile_kvd_hash_single_size_set(mbox, + resources->kvd_single_size); mlxsw_cmd_mbox_config_profile_set_kvd_hash_double_size_set( - mbox, 1); - mlxsw_cmd_mbox_config_profile_kvd_hash_double_size_set( - mbox, profile->kvd_hash_double_size); + mbox, 1); + mlxsw_cmd_mbox_config_profile_kvd_hash_double_size_set(mbox, + resources->kvd_double_size); } for (i = 0; i < MLXSW_CONFIG_PROFILE_SWID_COUNT; i++) @@ -1524,7 +1607,7 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core, if (err) goto err_query_resources; - err = mlxsw_pci_config_profile(mlxsw_pci, mbox, profile); + err = mlxsw_pci_config_profile(mlxsw_pci, mbox, profile, resources); if (err) goto err_config_profile; |