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Date: Tue, 20 Sep 2016 11:16:50 +0200
From: Jiri Pirko <jiri@...nulli.us>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, nogahf@...lanox.com, idosch@...lanox.com,
eladr@...lanox.com, yotamg@...lanox.com, ogerlitz@...lanox.com
Subject: [patch net-next 2/9] mlxsw: spectrum: lag resources- use resources data instead of consts
From: Nogah Frankel <nogahf@...lanox.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 <nogahf@...lanox.com>
Reviewed-by: Ido Schimmel <idosch@...lanox.com>
Signed-off-by: Jiri Pirko <jiri@...lanox.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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