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net: dsa: mv88e6xxx: Move devlink code into its own file

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There will soon be more devlink code. Move the existing code into a
file of its own, before we start adding this new code.

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2020-09-18 21:11:05 +02:00 committed by David S. Miller
parent 97c82c2313
commit 9dd43aa211
4 changed files with 279 additions and 254 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/dsa/mv88e6xxx/Makefile
View File

@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NET_DSA_MV88E6XXX) += mv88e6xxx.o
mv88e6xxx-objs := chip.o
mv88e6xxx-objs += devlink.o
mv88e6xxx-objs += global1.o
mv88e6xxx-objs += global1_atu.o
mv88e6xxx-objs += global1_vtu.o

255
drivers/net/dsa/mv88e6xxx/chip.c
View File

@ -32,6 +32,7 @@
#include <net/dsa.h>
#include "chip.h"
#include "devlink.h"
#include "global1.h"
#include "global2.h"
#include "hwtstamp.h"
@ -1508,22 +1509,6 @@ static int mv88e6xxx_atu_new(struct mv88e6xxx_chip *chip, u16 *fid)
return mv88e6xxx_g1_atu_flush(chip, *fid, true);
}
static int mv88e6xxx_atu_get_hash(struct mv88e6xxx_chip *chip, u8 *hash)
{
if (chip->info->ops->atu_get_hash)
return chip->info->ops->atu_get_hash(chip, hash);
return -EOPNOTSUPP;
}
static int mv88e6xxx_atu_set_hash(struct mv88e6xxx_chip *chip, u8 hash)
{
if (chip->info->ops->atu_set_hash)
return chip->info->ops->atu_set_hash(chip, hash);
return -EOPNOTSUPP;
}
static int mv88e6xxx_port_check_hw_vlan(struct dsa_switch *ds, int port,
u16 vid_begin, u16 vid_end)
{
@ -2837,244 +2822,6 @@ static int mv88e6390_setup_errata(struct mv88e6xxx_chip *chip)
return mv88e6xxx_software_reset(chip);
}
enum mv88e6xxx_devlink_param_id {
MV88E6XXX_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH,
};
static int mv88e6xxx_devlink_param_get(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct mv88e6xxx_chip *chip = ds->priv;
int err;
mv88e6xxx_reg_lock(chip);
switch (id) {
case MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH:
err = mv88e6xxx_atu_get_hash(chip, &ctx->val.vu8);
break;
default:
err = -EOPNOTSUPP;
break;
}
mv88e6xxx_reg_unlock(chip);
return err;
}
static int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct mv88e6xxx_chip *chip = ds->priv;
int err;
mv88e6xxx_reg_lock(chip);
switch (id) {
case MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH:
err = mv88e6xxx_atu_set_hash(chip, ctx->val.vu8);
break;
default:
err = -EOPNOTSUPP;
break;
}
mv88e6xxx_reg_unlock(chip);
return err;
}
static const struct devlink_param mv88e6xxx_devlink_params[] = {
DSA_DEVLINK_PARAM_DRIVER(MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH,
"ATU_hash", DEVLINK_PARAM_TYPE_U8,
BIT(DEVLINK_PARAM_CMODE_RUNTIME)),
};
static int mv88e6xxx_setup_devlink_params(struct dsa_switch *ds)
{
return dsa_devlink_params_register(ds, mv88e6xxx_devlink_params,
ARRAY_SIZE(mv88e6xxx_devlink_params));
}
static void mv88e6xxx_teardown_devlink_params(struct dsa_switch *ds)
{
dsa_devlink_params_unregister(ds, mv88e6xxx_devlink_params,
ARRAY_SIZE(mv88e6xxx_devlink_params));
}
enum mv88e6xxx_devlink_resource_id {
MV88E6XXX_RESOURCE_ID_ATU,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
};
static u64 mv88e6xxx_devlink_atu_bin_get(struct mv88e6xxx_chip *chip,
u16 bin)
{
u16 occupancy = 0;
int err;
mv88e6xxx_reg_lock(chip);
err = mv88e6xxx_g2_atu_stats_set(chip, MV88E6XXX_G2_ATU_STATS_MODE_ALL,
bin);
if (err) {
dev_err(chip->dev, "failed to set ATU stats kind/bin\n");
goto unlock;
}
err = mv88e6xxx_g1_atu_get_next(chip, 0);
if (err) {
dev_err(chip->dev, "failed to perform ATU get next\n");
goto unlock;
}
err = mv88e6xxx_g2_atu_stats_get(chip, &occupancy);
if (err) {
dev_err(chip->dev, "failed to get ATU stats\n");
goto unlock;
}
occupancy &= MV88E6XXX_G2_ATU_STATS_MASK;
unlock:
mv88e6xxx_reg_unlock(chip);
return occupancy;
}
static u64 mv88e6xxx_devlink_atu_bin_0_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_0);
}
static u64 mv88e6xxx_devlink_atu_bin_1_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_1);
}
static u64 mv88e6xxx_devlink_atu_bin_2_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_2);
}
static u64 mv88e6xxx_devlink_atu_bin_3_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_3);
}
static u64 mv88e6xxx_devlink_atu_get(void *priv)
{
return mv88e6xxx_devlink_atu_bin_0_get(priv) +
mv88e6xxx_devlink_atu_bin_1_get(priv) +
mv88e6xxx_devlink_atu_bin_2_get(priv) +
mv88e6xxx_devlink_atu_bin_3_get(priv);
}
static int mv88e6xxx_setup_devlink_resources(struct dsa_switch *ds)
{
struct devlink_resource_size_params size_params;
struct mv88e6xxx_chip *chip = ds->priv;
int err;
devlink_resource_size_params_init(&size_params,
mv88e6xxx_num_macs(chip),
mv88e6xxx_num_macs(chip),
1, DEVLINK_RESOURCE_UNIT_ENTRY);
err = dsa_devlink_resource_register(ds, "ATU",
mv88e6xxx_num_macs(chip),
MV88E6XXX_RESOURCE_ID_ATU,
DEVLINK_RESOURCE_ID_PARENT_TOP,
&size_params);
if (err)
goto out;
devlink_resource_size_params_init(&size_params,
mv88e6xxx_num_macs(chip) / 4,
mv88e6xxx_num_macs(chip) / 4,
1, DEVLINK_RESOURCE_UNIT_ENTRY);
err = dsa_devlink_resource_register(ds, "ATU_bin_0",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_1",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_2",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_3",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU,
mv88e6xxx_devlink_atu_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
mv88e6xxx_devlink_atu_bin_0_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
mv88e6xxx_devlink_atu_bin_1_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
mv88e6xxx_devlink_atu_bin_2_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
mv88e6xxx_devlink_atu_bin_3_get,
chip);
return 0;
out:
dsa_devlink_resources_unregister(ds);
return err;
}
static void mv88e6xxx_teardown(struct dsa_switch *ds)
{
mv88e6xxx_teardown_devlink_params(ds);

261
drivers/net/dsa/mv88e6xxx/devlink.c Normal file
View File

@ -0,0 +1,261 @@
// SPDX-License-Identifier: GPL-2.0-or-later
#include <net/dsa.h>
#include "chip.h"
#include "devlink.h"
#include "global1.h"
#include "global2.h"
static int mv88e6xxx_atu_get_hash(struct mv88e6xxx_chip *chip, u8 *hash)
{
if (chip->info->ops->atu_get_hash)
return chip->info->ops->atu_get_hash(chip, hash);
return -EOPNOTSUPP;
}
static int mv88e6xxx_atu_set_hash(struct mv88e6xxx_chip *chip, u8 hash)
{
if (chip->info->ops->atu_set_hash)
return chip->info->ops->atu_set_hash(chip, hash);
return -EOPNOTSUPP;
}
enum mv88e6xxx_devlink_param_id {
MV88E6XXX_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH,
};
int mv88e6xxx_devlink_param_get(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct mv88e6xxx_chip *chip = ds->priv;
int err;
mv88e6xxx_reg_lock(chip);
switch (id) {
case MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH:
err = mv88e6xxx_atu_get_hash(chip, &ctx->val.vu8);
break;
default:
err = -EOPNOTSUPP;
break;
}
mv88e6xxx_reg_unlock(chip);
return err;
}
int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx)
{
struct mv88e6xxx_chip *chip = ds->priv;
int err;
mv88e6xxx_reg_lock(chip);
switch (id) {
case MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH:
err = mv88e6xxx_atu_set_hash(chip, ctx->val.vu8);
break;
default:
err = -EOPNOTSUPP;
break;
}
mv88e6xxx_reg_unlock(chip);
return err;
}
static const struct devlink_param mv88e6xxx_devlink_params[] = {
DSA_DEVLINK_PARAM_DRIVER(MV88E6XXX_DEVLINK_PARAM_ID_ATU_HASH,
"ATU_hash", DEVLINK_PARAM_TYPE_U8,
BIT(DEVLINK_PARAM_CMODE_RUNTIME)),
};
int mv88e6xxx_setup_devlink_params(struct dsa_switch *ds)
{
return dsa_devlink_params_register(ds, mv88e6xxx_devlink_params,
ARRAY_SIZE(mv88e6xxx_devlink_params));
}
void mv88e6xxx_teardown_devlink_params(struct dsa_switch *ds)
{
dsa_devlink_params_unregister(ds, mv88e6xxx_devlink_params,
ARRAY_SIZE(mv88e6xxx_devlink_params));
}
enum mv88e6xxx_devlink_resource_id {
MV88E6XXX_RESOURCE_ID_ATU,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
};
static u64 mv88e6xxx_devlink_atu_bin_get(struct mv88e6xxx_chip *chip,
u16 bin)
{
u16 occupancy = 0;
int err;
mv88e6xxx_reg_lock(chip);
err = mv88e6xxx_g2_atu_stats_set(chip, MV88E6XXX_G2_ATU_STATS_MODE_ALL,
bin);
if (err) {
dev_err(chip->dev, "failed to set ATU stats kind/bin\n");
goto unlock;
}
err = mv88e6xxx_g1_atu_get_next(chip, 0);
if (err) {
dev_err(chip->dev, "failed to perform ATU get next\n");
goto unlock;
}
err = mv88e6xxx_g2_atu_stats_get(chip, &occupancy);
if (err) {
dev_err(chip->dev, "failed to get ATU stats\n");
goto unlock;
}
occupancy &= MV88E6XXX_G2_ATU_STATS_MASK;
unlock:
mv88e6xxx_reg_unlock(chip);
return occupancy;
}
static u64 mv88e6xxx_devlink_atu_bin_0_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_0);
}
static u64 mv88e6xxx_devlink_atu_bin_1_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_1);
}
static u64 mv88e6xxx_devlink_atu_bin_2_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_2);
}
static u64 mv88e6xxx_devlink_atu_bin_3_get(void *priv)
{
struct mv88e6xxx_chip *chip = priv;
return mv88e6xxx_devlink_atu_bin_get(chip,
MV88E6XXX_G2_ATU_STATS_BIN_3);
}
static u64 mv88e6xxx_devlink_atu_get(void *priv)
{
return mv88e6xxx_devlink_atu_bin_0_get(priv) +
mv88e6xxx_devlink_atu_bin_1_get(priv) +
mv88e6xxx_devlink_atu_bin_2_get(priv) +
mv88e6xxx_devlink_atu_bin_3_get(priv);
}
int mv88e6xxx_setup_devlink_resources(struct dsa_switch *ds)
{
struct devlink_resource_size_params size_params;
struct mv88e6xxx_chip *chip = ds->priv;
int err;
devlink_resource_size_params_init(&size_params,
mv88e6xxx_num_macs(chip),
mv88e6xxx_num_macs(chip),
1, DEVLINK_RESOURCE_UNIT_ENTRY);
err = dsa_devlink_resource_register(ds, "ATU",
mv88e6xxx_num_macs(chip),
MV88E6XXX_RESOURCE_ID_ATU,
DEVLINK_RESOURCE_ID_PARENT_TOP,
&size_params);
if (err)
goto out;
devlink_resource_size_params_init(&size_params,
mv88e6xxx_num_macs(chip) / 4,
mv88e6xxx_num_macs(chip) / 4,
1, DEVLINK_RESOURCE_UNIT_ENTRY);
err = dsa_devlink_resource_register(ds, "ATU_bin_0",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_1",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_2",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
err = dsa_devlink_resource_register(ds, "ATU_bin_3",
mv88e6xxx_num_macs(chip) / 4,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
MV88E6XXX_RESOURCE_ID_ATU,
&size_params);
if (err)
goto out;
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU,
mv88e6xxx_devlink_atu_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_0,
mv88e6xxx_devlink_atu_bin_0_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_1,
mv88e6xxx_devlink_atu_bin_1_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_2,
mv88e6xxx_devlink_atu_bin_2_get,
chip);
dsa_devlink_resource_occ_get_register(ds,
MV88E6XXX_RESOURCE_ID_ATU_BIN_3,
mv88e6xxx_devlink_atu_bin_3_get,
chip);
return 0;
out:
dsa_devlink_resources_unregister(ds);
return err;
}

16
drivers/net/dsa/mv88e6xxx/devlink.h Normal file
View File

@ -0,0 +1,16 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Marvell 88E6xxx Switch devlink support. */
#ifndef _MV88E6XXX_DEVLINK_H
#define _MV88E6XXX_DEVLINK_H
int mv88e6xxx_setup_devlink_params(struct dsa_switch *ds);
void mv88e6xxx_teardown_devlink_params(struct dsa_switch *ds);
int mv88e6xxx_setup_devlink_resources(struct dsa_switch *ds);
int mv88e6xxx_devlink_param_get(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx);
int mv88e6xxx_devlink_param_set(struct dsa_switch *ds, u32 id,
struct devlink_param_gset_ctx *ctx);
#endif /* _MV88E6XXX_DEVLINK_H */