From: Nogah Frankel <nog...@mellanox.com>

Use max lag and max ports in lag resources as the result of resource query
instead of using const to save them.

Signed-off-by: Nogah Frankel <nog...@mellanox.com>
Reviewed-by: Ido Schimmel <ido...@mellanox.com>
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/core.c         | 26 +++++++-------
 drivers/net/ethernet/mellanox/mlxsw/core.h         |  4 ---
 drivers/net/ethernet/mellanox/mlxsw/pci.c          | 12 -------
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c     | 41 +++++++++++++++++-----
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h     |  5 +--
 .../ethernet/mellanox/mlxsw/spectrum_switchdev.c   |  4 ++-
 drivers/net/ethernet/mellanox/mlxsw/switchx2.c     |  4 ---
 7 files changed, 50 insertions(+), 46 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c 
b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 068ee65a..aa33d58 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1100,10 +1100,15 @@ int mlxsw_core_bus_device_register(const struct 
mlxsw_bus_info *mlxsw_bus_info,
                goto err_alloc_stats;
        }
 
-       if (mlxsw_driver->profile->used_max_lag &&
-           mlxsw_driver->profile->used_max_port_per_lag) {
-               alloc_size = sizeof(u8) * mlxsw_driver->profile->max_lag *
-                            mlxsw_driver->profile->max_port_per_lag;
+       err = mlxsw_bus->init(bus_priv, mlxsw_core, mlxsw_driver->profile,
+                             &mlxsw_core->resources);
+       if (err)
+               goto err_bus_init;
+
+       if (mlxsw_core->resources.max_lag_valid &&
+           mlxsw_core->resources.max_ports_in_lag_valid) {
+               alloc_size = sizeof(u8) * mlxsw_core->resources.max_lag *
+                       mlxsw_core->resources.max_ports_in_lag;
                mlxsw_core->lag.mapping = kzalloc(alloc_size, GFP_KERNEL);
                if (!mlxsw_core->lag.mapping) {
                        err = -ENOMEM;
@@ -1111,11 +1116,6 @@ int mlxsw_core_bus_device_register(const struct 
mlxsw_bus_info *mlxsw_bus_info,
                }
        }
 
-       err = mlxsw_bus->init(bus_priv, mlxsw_core, mlxsw_driver->profile,
-                             &mlxsw_core->resources);
-       if (err)
-               goto err_bus_init;
-
        err = mlxsw_emad_init(mlxsw_core);
        if (err)
                goto err_emad_init;
@@ -1146,10 +1146,10 @@ err_hwmon_init:
 err_devlink_register:
        mlxsw_emad_fini(mlxsw_core);
 err_emad_init:
-       mlxsw_bus->fini(bus_priv);
-err_bus_init:
        kfree(mlxsw_core->lag.mapping);
 err_alloc_lag_mapping:
+       mlxsw_bus->fini(bus_priv);
+err_bus_init:
        free_percpu(mlxsw_core->pcpu_stats);
 err_alloc_stats:
        devlink_free(devlink);
@@ -1615,7 +1615,7 @@ EXPORT_SYMBOL(mlxsw_core_skb_receive);
 static int mlxsw_core_lag_mapping_index(struct mlxsw_core *mlxsw_core,
                                        u16 lag_id, u8 port_index)
 {
-       return mlxsw_core->driver->profile->max_port_per_lag * lag_id +
+       return mlxsw_core->resources.max_ports_in_lag * lag_id +
               port_index;
 }
 
@@ -1644,7 +1644,7 @@ void mlxsw_core_lag_mapping_clear(struct mlxsw_core 
*mlxsw_core,
 {
        int i;
 
-       for (i = 0; i < mlxsw_core->driver->profile->max_port_per_lag; i++) {
+       for (i = 0; i < mlxsw_core->resources.max_ports_in_lag; i++) {
                int index = mlxsw_core_lag_mapping_index(mlxsw_core,
                                                         lag_id, i);
 
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h 
b/drivers/net/ethernet/mellanox/mlxsw/core.h
index 51f27a3..558d1ce 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -179,8 +179,6 @@ struct mlxsw_swid_config {
 
 struct mlxsw_config_profile {
        u16     used_max_vepa_channels:1,
-               used_max_lag:1,
-               used_max_port_per_lag:1,
                used_max_mid:1,
                used_max_pgt:1,
                used_max_system_port:1,
@@ -194,8 +192,6 @@ struct mlxsw_config_profile {
                used_adaptive_routing_group_cap:1,
                used_kvd_sizes:1;
        u8      max_vepa_channels;
-       u16     max_lag;
-       u16     max_port_per_lag;
        u16     max_mid;
        u16     max_pgt;
        u16     max_system_port;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c 
b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index cb284ea..57c2d34 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -1232,18 +1232,6 @@ 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);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index fa31261..1a6d21e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -2887,7 +2887,9 @@ static int mlxsw_sp_flood_init(struct mlxsw_sp *mlxsw_sp)
 
 static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
 {
+       struct mlxsw_resources *resources;
        char slcr_pl[MLXSW_REG_SLCR_LEN];
+       int err;
 
        mlxsw_reg_slcr_pack(slcr_pl, MLXSW_REG_SLCR_LAG_HASH_SMAC |
                                     MLXSW_REG_SLCR_LAG_HASH_DMAC |
@@ -2898,7 +2900,26 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
                                     MLXSW_REG_SLCR_LAG_HASH_SPORT |
                                     MLXSW_REG_SLCR_LAG_HASH_DPORT |
                                     MLXSW_REG_SLCR_LAG_HASH_IPPROTO);
-       return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcr), slcr_pl);
+       err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcr), slcr_pl);
+       if (err)
+               return err;
+
+       resources = mlxsw_core_resources_get(mlxsw_sp->core);
+       if (!(resources->max_lag_valid && resources->max_ports_in_lag_valid))
+               return -EIO;
+
+       mlxsw_sp->lags = kcalloc(resources->max_lag,
+                                sizeof(struct mlxsw_sp_upper),
+                                GFP_KERNEL);
+       if (!mlxsw_sp->lags)
+               return -ENOMEM;
+
+       return 0;
+}
+
+static void mlxsw_sp_lag_fini(struct mlxsw_sp *mlxsw_sp)
+{
+       kfree(mlxsw_sp->lags);
 }
 
 static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
@@ -2982,6 +3003,7 @@ err_span_init:
 err_router_init:
        mlxsw_sp_switchdev_fini(mlxsw_sp);
 err_switchdev_init:
+       mlxsw_sp_lag_fini(mlxsw_sp);
 err_lag_init:
        mlxsw_sp_buffers_fini(mlxsw_sp);
 err_buffers_init:
@@ -3001,6 +3023,7 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core)
        mlxsw_sp_span_fini(mlxsw_sp);
        mlxsw_sp_router_fini(mlxsw_sp);
        mlxsw_sp_switchdev_fini(mlxsw_sp);
+       mlxsw_sp_lag_fini(mlxsw_sp);
        mlxsw_sp_buffers_fini(mlxsw_sp);
        mlxsw_sp_traps_fini(mlxsw_sp);
        mlxsw_sp_event_unregister(mlxsw_sp, MLXSW_TRAP_ID_PUDE);
@@ -3013,10 +3036,6 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core)
 static struct mlxsw_config_profile mlxsw_sp_config_profile = {
        .used_max_vepa_channels         = 1,
        .max_vepa_channels              = 0,
-       .used_max_lag                   = 1,
-       .max_lag                        = MLXSW_SP_LAG_MAX,
-       .used_max_port_per_lag          = 1,
-       .max_port_per_lag               = MLXSW_SP_PORT_PER_LAG_MAX,
        .used_max_mid                   = 1,
        .max_mid                        = MLXSW_SP_MID_MAX,
        .used_max_pgt                   = 1,
@@ -3683,12 +3702,14 @@ static bool mlxsw_sp_port_fdb_should_flush(struct 
mlxsw_sp_port *mlxsw_sp_port,
        struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
        u8 local_port = mlxsw_sp_port->local_port;
        u16 lag_id = mlxsw_sp_port->lag_id;
+       struct mlxsw_resources *resources;
        int i, count = 0;
 
        if (!mlxsw_sp_port->lagged)
                return true;
 
-       for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
+       resources = mlxsw_core_resources_get(mlxsw_sp->core);
+       for (i = 0; i < resources->max_ports_in_lag; i++) {
                struct mlxsw_sp_port *lag_port;
 
                lag_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
@@ -3894,11 +3915,13 @@ static int mlxsw_sp_lag_index_get(struct mlxsw_sp 
*mlxsw_sp,
                                  struct net_device *lag_dev,
                                  u16 *p_lag_id)
 {
+       struct mlxsw_resources *resources;
        struct mlxsw_sp_upper *lag;
        int free_lag_id = -1;
        int i;
 
-       for (i = 0; i < MLXSW_SP_LAG_MAX; i++) {
+       resources = mlxsw_core_resources_get(mlxsw_sp->core);
+       for (i = 0; i < resources->max_lag; i++) {
                lag = mlxsw_sp_lag_get(mlxsw_sp, i);
                if (lag->ref_count) {
                        if (lag->dev == lag_dev) {
@@ -3932,9 +3955,11 @@ mlxsw_sp_master_lag_check(struct mlxsw_sp *mlxsw_sp,
 static int mlxsw_sp_port_lag_index_get(struct mlxsw_sp *mlxsw_sp,
                                       u16 lag_id, u8 *p_port_index)
 {
+       struct mlxsw_resources *resources;
        int i;
 
-       for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
+       resources = mlxsw_core_resources_get(mlxsw_sp->core);
+       for (i = 0; i < resources->max_ports_in_lag; i++) {
                if (!mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i)) {
                        *p_port_index = i;
                        return 0;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 49f4caf..a056aaa 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -56,9 +56,6 @@
 #define MLXSW_SP_RFID_BASE 15360
 #define MLXSW_SP_RIF_MAX 800
 
-#define MLXSW_SP_LAG_MAX 64
-#define MLXSW_SP_PORT_PER_LAG_MAX 16
-
 #define MLXSW_SP_MID_MAX 7000
 
 #define MLXSW_SP_PORTS_PER_CLUSTER_MAX 4
@@ -290,7 +287,7 @@ struct mlxsw_sp {
 #define MLXSW_SP_DEFAULT_AGEING_TIME 300
        u32 ageing_time;
        struct mlxsw_sp_upper master_bridge;
-       struct mlxsw_sp_upper lags[MLXSW_SP_LAG_MAX];
+       struct mlxsw_sp_upper *lags;
        u8 port_to_module[MLXSW_PORT_MAX_PORTS];
        struct mlxsw_sp_sb sb;
        struct mlxsw_sp_router router;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 7186c48..2b04b76 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1205,9 +1205,11 @@ static struct mlxsw_sp_port 
*mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
                                                   u16 lag_id)
 {
        struct mlxsw_sp_port *mlxsw_sp_port;
+       struct mlxsw_resources *resources;
        int i;
 
-       for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
+       resources = mlxsw_core_resources_get(mlxsw_sp->core);
+       for (i = 0; i < resources->max_ports_in_lag; i++) {
                mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
                if (mlxsw_sp_port)
                        return mlxsw_sp_port;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c 
b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
index 377daa4..8b15bf0 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c
@@ -1512,10 +1512,6 @@ static void mlxsw_sx_fini(struct mlxsw_core *mlxsw_core)
 static struct mlxsw_config_profile mlxsw_sx_config_profile = {
        .used_max_vepa_channels         = 1,
        .max_vepa_channels              = 0,
-       .used_max_lag                   = 1,
-       .max_lag                        = 64,
-       .used_max_port_per_lag          = 1,
-       .max_port_per_lag               = 16,
        .used_max_mid                   = 1,
        .max_mid                        = 7000,
        .used_max_pgt                   = 1,
-- 
2.5.5

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