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mlxsw: Convert resources into array

Browse Source 
Since the number of resources is going to get much bigger, ease up the
addition by simly defining IDs. Convert the existing structure members
to a set array, one for validity, one for values. Introduce a set of
getters and setters for easy access.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2016-10-21 16:07:23 +02:00 committed by David S. Miller
parent f38a2314e5
commit c1a3831121
8 changed files with 223 additions and 190 deletions
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32
drivers/net/ethernet/mellanox/mlxsw/core.c
View File

@ -67,6 +67,7 @@
#include "trap.h"
#include "emad.h"
#include "reg.h"
#include "resources.h"
static LIST_HEAD(mlxsw_core_driver_list);
static DEFINE_SPINLOCK(mlxsw_core_driver_list_lock);
@ -111,7 +112,7 @@ struct mlxsw_core {
struct {
u8 *mapping; /* lag_id+port_index to local_port mapping */
} lag;
struct mlxsw_resources resources;
struct mlxsw_res res;
struct mlxsw_hwmon *hwmon;
unsigned long driver_priv[0];
/* driver_priv has to be always the last item */
@ -1101,14 +1102,15 @@ 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);
&mlxsw_core->res);
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;
if (MLXSW_CORE_RES_VALID(mlxsw_core, MAX_LAG) &&
MLXSW_CORE_RES_VALID(mlxsw_core, MAX_LAG_MEMBERS)) {
alloc_size = sizeof(u8) *
MLXSW_CORE_RES_GET(mlxsw_core, MAX_LAG) *
MLXSW_CORE_RES_GET(mlxsw_core, MAX_LAG_MEMBERS);
mlxsw_core->lag.mapping = kzalloc(alloc_size, GFP_KERNEL);
if (!mlxsw_core->lag.mapping) {
err = -ENOMEM;
@ -1615,7 +1617,7 @@ 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->resources.max_ports_in_lag * lag_id +
return MLXSW_CORE_RES_GET(mlxsw_core, MAX_LAG_MEMBERS) * lag_id +
port_index;
}
@ -1644,7 +1646,7 @@ void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
{
int i;
for (i = 0; i < mlxsw_core->resources.max_ports_in_lag; i++) {
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_core, MAX_LAG_MEMBERS); i++) {
int index = mlxsw_core_lag_mapping_index(mlxsw_core,
lag_id, i);
@ -1654,11 +1656,19 @@ void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
}
EXPORT_SYMBOL(mlxsw_core_lag_mapping_clear);
struct mlxsw_resources *mlxsw_core_resources_get(struct mlxsw_core *mlxsw_core)
bool mlxsw_core_res_valid(struct mlxsw_core *mlxsw_core,
enum mlxsw_res_id res_id)
{
return &mlxsw_core->resources;
return mlxsw_res_valid(&mlxsw_core->res, res_id);
}
EXPORT_SYMBOL(mlxsw_core_resources_get);
EXPORT_SYMBOL(mlxsw_core_res_valid);
u64 mlxsw_core_res_get(struct mlxsw_core *mlxsw_core,
enum mlxsw_res_id res_id)
{
return mlxsw_res_get(&mlxsw_core->res, res_id);
}
EXPORT_SYMBOL(mlxsw_core_res_get);
int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core,
struct mlxsw_core_port *mlxsw_core_port, u8 local_port,

44
drivers/net/ethernet/mellanox/mlxsw/core.h
View File

@ -48,8 +48,8 @@
#include "trap.h"
#include "reg.h"
#include "cmd.h"
#include "resources.h"
#define MLXSW_MODULE_ALIAS_PREFIX "mlxsw-driver-"
#define MODULE_MLXSW_DRIVER_ALIAS(kind) \
@ -266,45 +266,23 @@ struct mlxsw_driver {
const struct mlxsw_config_profile *profile;
};
struct mlxsw_resources {
u32 max_span_valid:1,
max_lag_valid:1,
max_ports_in_lag_valid:1,
kvd_size_valid:1,
kvd_single_min_size_valid:1,
kvd_double_min_size_valid:1,
max_virtual_routers_valid:1,
max_system_ports_valid:1,
max_vlan_groups_valid:1,
max_regions_valid:1,
max_rif_valid:1;
u8 max_span;
u8 max_lag;
u8 max_ports_in_lag;
u32 kvd_size;
u32 kvd_single_min_size;
u32 kvd_double_min_size;
u16 max_virtual_routers;
u16 max_system_ports;
u16 max_vlan_groups;
u16 max_regions;
u16 max_rif;
bool mlxsw_core_res_valid(struct mlxsw_core *mlxsw_core,
enum mlxsw_res_id res_id);
/* Internal resources.
* Determined by the SW, not queried from the HW.
*/
u32 kvd_single_size;
u32 kvd_double_size;
u32 kvd_linear_size;
};
#define MLXSW_CORE_RES_VALID(res, short_res_id) \
mlxsw_core_res_valid(res, MLXSW_RES_ID_##short_res_id)
struct mlxsw_resources *mlxsw_core_resources_get(struct mlxsw_core *mlxsw_core);
u64 mlxsw_core_res_get(struct mlxsw_core *mlxsw_core,
enum mlxsw_res_id res_id);
#define MLXSW_CORE_RES_GET(res, short_res_id) \
mlxsw_core_res_get(res, MLXSW_RES_ID_##short_res_id)
struct mlxsw_bus {
const char *kind;
int (*init)(void *bus_priv, struct mlxsw_core *mlxsw_core,
const struct mlxsw_config_profile *profile,
struct mlxsw_resources *resources);
struct mlxsw_res *res);
void (*fini)(void *bus_priv);
bool (*skb_transmit_busy)(void *bus_priv,
const struct mlxsw_tx_info *tx_info);

127
drivers/net/ethernet/mellanox/mlxsw/pci.c
View File

@ -52,6 +52,7 @@
#include "core.h"
#include "cmd.h"
#include "port.h"
#include "resources.h"
static const char mlxsw_pci_driver_name[] = "mlxsw_pci";
@ -1155,73 +1156,8 @@ mlxsw_pci_config_profile_swid_config(struct mlxsw_pci *mlxsw_pci,
mlxsw_cmd_mbox_config_profile_swid_config_mask_set(mbox, index, mask);
}
#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
static void mlxsw_pci_resources_query_parse(int id, u64 val,
struct mlxsw_resources *resources)
{
switch (id) {
case MLXSW_MAX_SPAN_ID:
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;
}
}
static int mlxsw_pci_resources_query(struct mlxsw_pci *mlxsw_pci, char *mbox,
struct mlxsw_resources *resources,
struct mlxsw_res *res,
u8 query_enabled)
{
int index, i;
@ -1248,7 +1184,7 @@ static int mlxsw_pci_resources_query(struct mlxsw_pci *mlxsw_pci, char *mbox,
if (id == MLXSW_CMD_QUERY_RESOURCES_TABLE_END_ID)
return 0;
mlxsw_pci_resources_query_parse(id, data, resources);
mlxsw_res_parse(res, id, data);
}
}
@ -1258,13 +1194,14 @@ 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)
static int
mlxsw_pci_profile_get_kvd_sizes(const struct mlxsw_config_profile *profile,
struct mlxsw_res *res)
{
u32 singles_size, doubles_size, linear_size;
u32 single_size, double_size, linear_size;
if (!resources->kvd_single_min_size_valid ||
!resources->kvd_double_min_size_valid ||
if (!MLXSW_RES_VALID(res, KVD_SINGLE_MIN_SIZE) ||
!MLXSW_RES_VALID(res, KVD_DOUBLE_MIN_SIZE) ||
!profile->used_kvd_split_data)
return -EIO;
@ -1276,31 +1213,31 @@ static int mlxsw_pci_profile_get_kvd_sizes(const struct mlxsw_config_profile *pr
* 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;
double_size = MLXSW_RES_GET(res, KVD_SIZE) - linear_size;
double_size *= profile->kvd_hash_double_parts;
double_size /= profile->kvd_hash_double_parts +
profile->kvd_hash_single_parts;
double_size /= profile->kvd_hash_granularity;
double_size *= profile->kvd_hash_granularity;
single_size = MLXSW_RES_GET(res, KVD_SIZE) - double_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)
if (single_size < MLXSW_RES_GET(res, KVD_SINGLE_MIN_SIZE) ||
double_size < MLXSW_RES_GET(res, KVD_DOUBLE_MIN_SIZE) ||
MLXSW_RES_GET(res, KVD_SIZE) < linear_size)
return -EIO;
resources->kvd_single_size = singles_size;
resources->kvd_double_size = doubles_size;
resources->kvd_linear_size = linear_size;
MLXSW_RES_SET(res, KVD_SINGLE_SIZE, single_size);
MLXSW_RES_SET(res, KVD_DOUBLE_SIZE, double_size);
MLXSW_RES_SET(res, 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,
struct mlxsw_resources *resources)
struct mlxsw_res *res)
{
int i;
int err;
@ -1389,22 +1326,22 @@ 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 (resources->kvd_size_valid) {
err = mlxsw_pci_profile_get_kvd_sizes(profile, resources);
if (MLXSW_RES_VALID(res, KVD_SIZE)) {
err = mlxsw_pci_profile_get_kvd_sizes(profile, res);
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_RES_GET(res, 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_RES_GET(res, 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,
resources->kvd_double_size);
MLXSW_RES_GET(res, KVD_DOUBLE_SIZE));
}
for (i = 0; i < MLXSW_CONFIG_PROFILE_SWID_COUNT; i++)
@ -1542,7 +1479,7 @@ static void mlxsw_pci_mbox_free(struct mlxsw_pci *mlxsw_pci,
static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core,
const struct mlxsw_config_profile *profile,
struct mlxsw_resources *resources)
struct mlxsw_res *res)
{
struct mlxsw_pci *mlxsw_pci = bus_priv;
struct pci_dev *pdev = mlxsw_pci->pdev;
@ -1601,12 +1538,12 @@ static int mlxsw_pci_init(void *bus_priv, struct mlxsw_core *mlxsw_core,
if (err)
goto err_boardinfo;
err = mlxsw_pci_resources_query(mlxsw_pci, mbox, resources,
err = mlxsw_pci_resources_query(mlxsw_pci, mbox, res,
profile->resource_query_enable);
if (err)
goto err_query_resources;
err = mlxsw_pci_config_profile(mlxsw_pci, mbox, profile, resources);
err = mlxsw_pci_config_profile(mlxsw_pci, mbox, profile, res);
if (err)
goto err_config_profile;

121
drivers/net/ethernet/mellanox/mlxsw/resources.h Normal file
View File

@ -0,0 +1,121 @@
/*
* drivers/net/ethernet/mellanox/mlxsw/resources.h
* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
* Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the names of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _MLXSW_RESOURCES_H
#define _MLXSW_RESOURCES_H
#include <linux/kernel.h>
#include <linux/types.h>
enum mlxsw_res_id {
MLXSW_RES_ID_KVD_SIZE,
MLXSW_RES_ID_KVD_SINGLE_MIN_SIZE,
MLXSW_RES_ID_KVD_DOUBLE_MIN_SIZE,
MLXSW_RES_ID_MAX_SPAN,
MLXSW_RES_ID_MAX_SYSTEM_PORT,
MLXSW_RES_ID_MAX_LAG,
MLXSW_RES_ID_MAX_LAG_MEMBERS,
MLXSW_RES_ID_MAX_VRS,
MLXSW_RES_ID_MAX_RIFS,
/* Internal resources.
* Determined by the SW, not queried from the HW.
*/
MLXSW_RES_ID_KVD_SINGLE_SIZE,
MLXSW_RES_ID_KVD_DOUBLE_SIZE,
MLXSW_RES_ID_KVD_LINEAR_SIZE,
__MLXSW_RES_ID_MAX,
};
static u16 mlxsw_res_ids[] = {
[MLXSW_RES_ID_KVD_SIZE] = 0x1001,
[MLXSW_RES_ID_KVD_SINGLE_MIN_SIZE] = 0x1002,
[MLXSW_RES_ID_KVD_DOUBLE_MIN_SIZE] = 0x1003,
[MLXSW_RES_ID_MAX_SPAN] = 0x2420,
[MLXSW_RES_ID_MAX_SYSTEM_PORT] = 0x2502,
[MLXSW_RES_ID_MAX_LAG] = 0x2520,
[MLXSW_RES_ID_MAX_LAG_MEMBERS] = 0x2521,
[MLXSW_RES_ID_MAX_VRS] = 0x2C01,
[MLXSW_RES_ID_MAX_RIFS] = 0x2C02,
};
struct mlxsw_res {
bool valid[__MLXSW_RES_ID_MAX];
u64 values[__MLXSW_RES_ID_MAX];
};
static inline bool mlxsw_res_valid(struct mlxsw_res *res,
enum mlxsw_res_id res_id)
{
return res->valid[res_id];
}
#define MLXSW_RES_VALID(res, short_res_id) \
mlxsw_res_valid(res, MLXSW_RES_ID_##short_res_id)
static inline u64 mlxsw_res_get(struct mlxsw_res *res,
enum mlxsw_res_id res_id)
{
if (WARN_ON(!res->valid[res_id]))
return 0;
return res->values[res_id];
}
#define MLXSW_RES_GET(res, short_res_id) \
mlxsw_res_get(res, MLXSW_RES_ID_##short_res_id)
static inline void mlxsw_res_set(struct mlxsw_res *res,
enum mlxsw_res_id res_id, u64 value)
{
res->valid[res_id] = true;
res->values[res_id] = value;
}
#define MLXSW_RES_SET(res, short_res_id, value) \
mlxsw_res_set(res, MLXSW_RES_ID_##short_res_id, value)
static inline void mlxsw_res_parse(struct mlxsw_res *res, u16 id, u64 value)
{
int i;
for (i = 0; i < ARRAY_SIZE(mlxsw_res_ids); i++) {
if (mlxsw_res_ids[i] == id) {
mlxsw_res_set(res, i, value);
return;
}
}
}
#endif

38
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -168,14 +168,13 @@ static int mlxsw_sp_base_mac_get(struct mlxsw_sp *mlxsw_sp)
static int mlxsw_sp_span_init(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
if (!resources->max_span_valid)
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_SPAN))
return -EIO;
mlxsw_sp->span.entries_count = resources->max_span;
mlxsw_sp->span.entries_count = MLXSW_CORE_RES_GET(mlxsw_sp->core,
MAX_SPAN);
mlxsw_sp->span.entries = kcalloc(mlxsw_sp->span.entries_count,
sizeof(struct mlxsw_sp_span_entry),
GFP_KERNEL);
@ -2892,7 +2891,6 @@ 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;
@ -2909,11 +2907,11 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
if (err)
return err;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
if (!(resources->max_lag_valid && resources->max_ports_in_lag_valid))
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LAG) ||
!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_LAG_MEMBERS))
return -EIO;
mlxsw_sp->lags = kcalloc(resources->max_lag,
mlxsw_sp->lags = kcalloc(MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_LAG),
sizeof(struct mlxsw_sp_upper),
GFP_KERNEL);
if (!mlxsw_sp->lags)
@ -3183,11 +3181,9 @@ static bool mlxsw_sp_rif_should_config(struct mlxsw_sp_rif *r,
static int mlxsw_sp_avail_rif_get(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_rif; i++)
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
if (!mlxsw_sp->rifs[i])
return i;
@ -3710,14 +3706,15 @@ 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;
u64 max_lag_members;
int i, count = 0;
if (!mlxsw_sp_port->lagged)
return true;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_ports_in_lag; i++) {
max_lag_members = MLXSW_CORE_RES_GET(mlxsw_sp->core,
MAX_LAG_MEMBERS);
for (i = 0; i < max_lag_members; i++) {
struct mlxsw_sp_port *lag_port;
lag_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
@ -3923,13 +3920,13 @@ 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;
u64 max_lag;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_lag; i++) {
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) {
if (lag->dev == lag_dev) {
@ -3963,11 +3960,12 @@ 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;
u64 max_lag_members;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_ports_in_lag; i++) {
max_lag_members = MLXSW_CORE_RES_GET(mlxsw_sp->core,
MAX_LAG_MEMBERS);
for (i = 0; i < max_lag_members; i++) {
if (!mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i)) {
*p_port_index = i;
return 0;

5
drivers/net/ethernet/mellanox/mlxsw/spectrum.h
View File

@ -479,12 +479,9 @@ static inline struct mlxsw_sp_rif *
mlxsw_sp_rif_find_by_dev(const struct mlxsw_sp *mlxsw_sp,
const struct net_device *dev)
{
struct mlxsw_resources *resources;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_rif; i++)
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
if (mlxsw_sp->rifs[i] && mlxsw_sp->rifs[i]->dev == dev)
return mlxsw_sp->rifs[i];

39
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
View File

@ -379,12 +379,10 @@ static void mlxsw_sp_lpm_init(struct mlxsw_sp *mlxsw_sp)
static struct mlxsw_sp_vr *mlxsw_sp_vr_find_unused(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
struct mlxsw_sp_vr *vr;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_virtual_routers; i++) {
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
vr = &mlxsw_sp->router.vrs[i];
if (!vr->used)
return vr;
@ -426,14 +424,12 @@ static struct mlxsw_sp_vr *mlxsw_sp_vr_find(struct mlxsw_sp *mlxsw_sp,
u32 tb_id,
enum mlxsw_sp_l3proto proto)
{
struct mlxsw_resources *resources;
struct mlxsw_sp_vr *vr;
int i;
tb_id = mlxsw_sp_fix_tb_id(tb_id);
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_virtual_routers; i++) {
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
vr = &mlxsw_sp->router.vrs[i];
if (vr->used && vr->proto == proto && vr->tb_id == tb_id)
return vr;
@ -569,21 +565,20 @@ static void mlxsw_sp_vr_put(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_vr *vr)
static int mlxsw_sp_vrs_init(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
struct mlxsw_sp_vr *vr;
u64 max_vrs;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
if (!resources->max_virtual_routers_valid)
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_VRS))
return -EIO;
mlxsw_sp->router.vrs = kcalloc(resources->max_virtual_routers,
sizeof(struct mlxsw_sp_vr),
max_vrs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS);
mlxsw_sp->router.vrs = kcalloc(max_vrs, sizeof(struct mlxsw_sp_vr),
GFP_KERNEL);
if (!mlxsw_sp->router.vrs)
return -ENOMEM;
for (i = 0; i < resources->max_virtual_routers; i++) {
for (i = 0; i < max_vrs; i++) {
vr = &mlxsw_sp->router.vrs[i];
vr->id = i;
}
@ -1875,15 +1870,13 @@ static int mlxsw_sp_router_set_abort_trap(struct mlxsw_sp *mlxsw_sp)
static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
struct mlxsw_sp_fib_entry *fib_entry;
struct mlxsw_sp_fib_entry *tmp;
struct mlxsw_sp_vr *vr;
int i;
int err;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_virtual_routers; i++) {
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_VRS); i++) {
vr = &mlxsw_sp->router.vrs[i];
if (!vr->used)
continue;
@ -1908,21 +1901,21 @@ static void mlxsw_sp_router_fib4_abort(struct mlxsw_sp *mlxsw_sp)
static int __mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
char rgcr_pl[MLXSW_REG_RGCR_LEN];
u64 max_rifs;
int err;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
if (!resources->max_rif_valid)
if (!MLXSW_CORE_RES_VALID(mlxsw_sp->core, MAX_RIFS))
return -EIO;
mlxsw_sp->rifs = kcalloc(resources->max_rif,
sizeof(struct mlxsw_sp_rif *), GFP_KERNEL);
max_rifs = MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS);
mlxsw_sp->rifs = kcalloc(max_rifs, sizeof(struct mlxsw_sp_rif *),
GFP_KERNEL);
if (!mlxsw_sp->rifs)
return -ENOMEM;
mlxsw_reg_rgcr_pack(rgcr_pl, true);
mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, resources->max_rif);
mlxsw_reg_rgcr_max_router_interfaces_set(rgcr_pl, max_rifs);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl);
if (err)
goto err_rgcr_fail;
@ -1936,15 +1929,13 @@ err_rgcr_fail:
static void __mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp)
{
struct mlxsw_resources *resources;
char rgcr_pl[MLXSW_REG_RGCR_LEN];
int i;
mlxsw_reg_rgcr_pack(rgcr_pl, false);
mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rgcr), rgcr_pl);
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_rif; i++)
for (i = 0; i < MLXSW_CORE_RES_GET(mlxsw_sp->core, MAX_RIFS); i++)
WARN_ON_ONCE(mlxsw_sp->rifs[i]);
kfree(mlxsw_sp->rifs);

7
drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
View File

@ -1196,11 +1196,12 @@ 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;
u64 max_lag_members;
int i;
resources = mlxsw_core_resources_get(mlxsw_sp->core);
for (i = 0; i < resources->max_ports_in_lag; i++) {
max_lag_members = MLXSW_CORE_RES_GET(mlxsw_sp->core,
MAX_LAG_MEMBERS);
for (i = 0; i < max_lag_members; i++) {
mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
if (mlxsw_sp_port)
return mlxsw_sp_port;