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Merge branch 'devlink-small-spring-cleanup'

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Jiri Pirko says:

====================
devlink: small spring cleanup

Mostly cosmetics and janitor work.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2019-03-24 14:55:31 -04:00
commit 68cc2999f6
22 changed files with 117 additions and 560 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/Kconfig
View File

@ -505,6 +505,7 @@ source "drivers/net/hyperv/Kconfig"
config NETDEVSIM
tristate "Simulated networking device"
depends on DEBUG_FS
select NET_DEVLINK
help
This driver is a developer testing tool and software model that can
be used to test various control path networking APIs, especially

1
drivers/net/ethernet/broadcom/Kconfig
View File

@ -196,6 +196,7 @@ config BNXT
depends on PCI
select FW_LOADER
select LIBCRC32C
select NET_DEVLINK
---help---
This driver supports Broadcom NetXtreme-C/E 10/25/40/50 gigabit
Ethernet cards. To compile this driver as a module, choose M here:

3
drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
View File

@ -9,6 +9,7 @@
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <net/devlink.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
#include "bnxt_vfr.h"
@ -228,6 +229,8 @@ int bnxt_dl_register(struct bnxt *bp)
goto err_dl_unreg;
}
devlink_port_attrs_set(&bp->dl_port, DEVLINK_PORT_FLAVOUR_PHYSICAL,
bp->pf.port_id, false, 0);
rc = devlink_port_register(dl, &bp->dl_port, bp->pf.port_id);
if (rc) {
netdev_err(bp->dev, "devlink_port_register failed");

1
drivers/net/ethernet/cavium/Kconfig
View File

@ -68,6 +68,7 @@ config LIQUIDIO
imply PTP_1588_CLOCK
select FW_LOADER
select LIBCRC32C
select NET_DEVLINK
---help---
This driver supports Cavium LiquidIO Intelligent Server Adapters
based on CN66XX, CN68XX and CN23XX chips.

1
drivers/net/ethernet/mellanox/mlx4/Kconfig
View File

@ -26,6 +26,7 @@ config MLX4_EN_DCB
config MLX4_CORE
tristate
depends on PCI
select NET_DEVLINK
default n
config MLX4_DEBUG

1
drivers/net/ethernet/mellanox/mlx5/core/Kconfig
View File

@ -5,6 +5,7 @@
config MLX5_CORE
tristate "Mellanox 5th generation network adapters (ConnectX series) core driver"
depends on PCI
select NET_DEVLINK
imply PTP_1588_CLOCK
imply VXLAN
default n

1
drivers/net/ethernet/mellanox/mlxsw/Kconfig
View File

@ -4,6 +4,7 @@
config MLXSW_CORE
tristate "Mellanox Technologies Switch ASICs support"
select NET_DEVLINK
---help---
This driver supports Mellanox Technologies Switch ASICs family.

12
drivers/net/ethernet/mellanox/mlxsw/core.c
View File

@ -1718,7 +1718,9 @@ u64 mlxsw_core_res_get(struct mlxsw_core *mlxsw_core,
}
EXPORT_SYMBOL(mlxsw_core_res_get);
int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port)
int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port,
u32 port_number, bool split,
u32 split_port_subnumber)
{
struct devlink *devlink = priv_to_devlink(mlxsw_core);
struct mlxsw_core_port *mlxsw_core_port =
@ -1727,6 +1729,8 @@ int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port)
int err;
mlxsw_core_port->local_port = local_port;
devlink_port_attrs_set(devlink_port, DEVLINK_PORT_FLAVOUR_PHYSICAL,
port_number, split, split_port_subnumber);
err = devlink_port_register(devlink, devlink_port, local_port);
if (err)
memset(mlxsw_core_port, 0, sizeof(*mlxsw_core_port));
@ -1746,17 +1750,13 @@ void mlxsw_core_port_fini(struct mlxsw_core *mlxsw_core, u8 local_port)
EXPORT_SYMBOL(mlxsw_core_port_fini);
void mlxsw_core_port_eth_set(struct mlxsw_core *mlxsw_core, u8 local_port,
void *port_driver_priv, struct net_device *dev,
u32 port_number, bool split,
u32 split_port_subnumber)
void *port_driver_priv, struct net_device *dev)
{
struct mlxsw_core_port *mlxsw_core_port =
&mlxsw_core->ports[local_port];
struct devlink_port *devlink_port = &mlxsw_core_port->devlink_port;
mlxsw_core_port->port_driver_priv = port_driver_priv;
devlink_port_attrs_set(devlink_port, DEVLINK_PORT_FLAVOUR_PHYSICAL,
port_number, split, split_port_subnumber);
devlink_port_type_eth_set(devlink_port, dev);
}
EXPORT_SYMBOL(mlxsw_core_port_eth_set);

8
drivers/net/ethernet/mellanox/mlxsw/core.h
View File

@ -164,12 +164,12 @@ void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
u16 lag_id, u8 local_port);
void *mlxsw_core_port_driver_priv(struct mlxsw_core_port *mlxsw_core_port);
int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port);
int mlxsw_core_port_init(struct mlxsw_core *mlxsw_core, u8 local_port,
u32 port_number, bool split,
u32 split_port_subnumber);
void mlxsw_core_port_fini(struct mlxsw_core *mlxsw_core, u8 local_port);
void mlxsw_core_port_eth_set(struct mlxsw_core *mlxsw_core, u8 local_port,
void *port_driver_priv, struct net_device *dev,
u32 port_number, bool split,
u32 split_port_subnumber);
void *port_driver_priv, struct net_device *dev);
void mlxsw_core_port_ib_set(struct mlxsw_core *mlxsw_core, u8 local_port,
void *port_driver_priv);
void mlxsw_core_port_clear(struct mlxsw_core *mlxsw_core, u8 local_port,

5
drivers/net/ethernet/mellanox/mlxsw/minimal.c
View File

@ -150,7 +150,8 @@ mlxsw_m_port_create(struct mlxsw_m *mlxsw_m, u8 local_port, u8 module)
struct net_device *dev;
int err;
err = mlxsw_core_port_init(mlxsw_m->core, local_port);
err = mlxsw_core_port_init(mlxsw_m->core, local_port,
module + 1, false, 0);
if (err) {
dev_err(mlxsw_m->bus_info->dev, "Port %d: Failed to init core port\n",
local_port);
@ -190,7 +191,7 @@ mlxsw_m_port_create(struct mlxsw_m *mlxsw_m, u8 local_port, u8 module)
}
mlxsw_core_port_eth_set(mlxsw_m->core, mlxsw_m_port->local_port,
mlxsw_m_port, dev, module + 1, false, 0);
mlxsw_m_port, dev);
return 0;

6
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -3391,7 +3391,8 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
struct net_device *dev;
int err;
err = mlxsw_core_port_init(mlxsw_sp->core, local_port);
err = mlxsw_core_port_init(mlxsw_sp->core, local_port,
module + 1, split, lane / width);
if (err) {
dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to init core port\n",
local_port);
@ -3573,8 +3574,7 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port,
}
mlxsw_core_port_eth_set(mlxsw_sp->core, mlxsw_sp_port->local_port,
mlxsw_sp_port, dev, module + 1,
mlxsw_sp_port->split, lane / width);
mlxsw_sp_port, dev);
mlxsw_core_schedule_dw(&mlxsw_sp_port->periodic_hw_stats.update_dw, 0);
return 0;

3
drivers/net/ethernet/mellanox/mlxsw/switchib.c
View File

@ -267,7 +267,8 @@ static int mlxsw_sib_port_create(struct mlxsw_sib *mlxsw_sib, u8 local_port,
{
int err;
err = mlxsw_core_port_init(mlxsw_sib->core, local_port);
err = mlxsw_core_port_init(mlxsw_sib->core, local_port,
module + 1, false, 0);
if (err) {
dev_err(mlxsw_sib->bus_info->dev, "Port %d: Failed to init core port\n",
local_port);

5
drivers/net/ethernet/mellanox/mlxsw/switchx2.c
View File

@ -1102,7 +1102,7 @@ static int __mlxsw_sx_port_eth_create(struct mlxsw_sx *mlxsw_sx, u8 local_port,
}
mlxsw_core_port_eth_set(mlxsw_sx->core, mlxsw_sx_port->local_port,
mlxsw_sx_port, dev, module + 1, false, 0);
mlxsw_sx_port, dev);
mlxsw_sx->ports[local_port] = mlxsw_sx_port;
return 0;
@ -1127,7 +1127,8 @@ static int mlxsw_sx_port_eth_create(struct mlxsw_sx *mlxsw_sx, u8 local_port,
{
int err;
err = mlxsw_core_port_init(mlxsw_sx->core, local_port);
err = mlxsw_core_port_init(mlxsw_sx->core, local_port,
module + 1, false, 0);
if (err) {
dev_err(mlxsw_sx->bus_info->dev, "Port %d: Failed to init core port\n",
local_port);

1
drivers/net/ethernet/netronome/Kconfig
View File

@ -19,6 +19,7 @@ config NFP
tristate "Netronome(R) NFP4000/NFP6000 NIC driver"
depends on PCI && PCI_MSI
depends on VXLAN || VXLAN=n
select NET_DEVLINK
---help---
This driver supports the Netronome(R) NFP4000/NFP6000 based
cards working as a advanced Ethernet NIC. It works with both

11
drivers/net/ethernet/netronome/nfp/nfp_devlink.c
View File

@ -362,7 +362,6 @@ int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port)
if (ret)
return ret;
devlink_port_type_eth_set(&port->dl_port, port->netdev);
devlink_port_attrs_set(&port->dl_port, DEVLINK_PORT_FLAVOUR_PHYSICAL,
eth_port.label_port, eth_port.is_split,
eth_port.label_subport);
@ -377,6 +376,16 @@ void nfp_devlink_port_unregister(struct nfp_port *port)
devlink_port_unregister(&port->dl_port);
}
void nfp_devlink_port_type_eth_set(struct nfp_port *port)
{
devlink_port_type_eth_set(&port->dl_port, port->netdev);
}
void nfp_devlink_port_type_clear(struct nfp_port *port)
{
devlink_port_type_clear(&port->dl_port);
}
struct devlink *nfp_devlink_get_devlink(struct net_device *netdev)
{
struct nfp_app *app;

9
drivers/net/ethernet/netronome/nfp/nfp_net_main.c
View File

@ -160,6 +160,7 @@ nfp_net_pf_init_vnic(struct nfp_pf *pf, struct nfp_net *nn, unsigned int id)
err = nfp_devlink_port_register(pf->app, nn->port);
if (err)
goto err_dfs_clean;
nfp_devlink_port_type_eth_set(nn->port);
}
nfp_net_info(nn);
@ -173,8 +174,10 @@ nfp_net_pf_init_vnic(struct nfp_pf *pf, struct nfp_net *nn, unsigned int id)
return 0;
err_devlink_port_clean:
if (nn->port)
if (nn->port) {
nfp_devlink_port_type_clear(nn->port);
nfp_devlink_port_unregister(nn->port);
}
err_dfs_clean:
nfp_net_debugfs_dir_clean(&nn->debugfs_dir);
nfp_net_clean(nn);
@ -220,8 +223,10 @@ static void nfp_net_pf_clean_vnic(struct nfp_pf *pf, struct nfp_net *nn)
{
if (nfp_net_is_data_vnic(nn))
nfp_app_vnic_clean(pf->app, nn);
if (nn->port)
if (nn->port) {
nfp_devlink_port_type_clear(nn->port);
nfp_devlink_port_unregister(nn->port);
}
nfp_net_debugfs_dir_clean(&nn->debugfs_dir);
nfp_net_clean(nn);
}

2
drivers/net/ethernet/netronome/nfp/nfp_port.h
View File

@ -131,6 +131,8 @@ int nfp_net_refresh_port_table_sync(struct nfp_pf *pf);
int nfp_devlink_port_register(struct nfp_app *app, struct nfp_port *port);
void nfp_devlink_port_unregister(struct nfp_port *port);
void nfp_devlink_port_type_eth_set(struct nfp_port *port);
void nfp_devlink_port_type_clear(struct nfp_port *port);
/**
* Mac stats (0x0000 - 0x0200)

499
include/net/devlink.h
View File

@ -16,6 +16,7 @@
#include <linux/gfp.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/spinlock.h>
#include <net/net_namespace.h>
#include <uapi/linux/devlink.h>
@ -53,6 +54,9 @@ struct devlink_port {
struct devlink *devlink;
unsigned index;
bool registered;
spinlock_t type_lock; /* Protects type and type_dev
* pointer consistency.
*/
enum devlink_port_type type;
enum devlink_port_type desired_type;
void *type_dev;
@ -545,17 +549,13 @@ static inline struct devlink *priv_to_devlink(void *priv)
static inline struct devlink *netdev_to_devlink(struct net_device *dev)
{
#if IS_ENABLED(CONFIG_NET_DEVLINK)
if (dev->netdev_ops->ndo_get_devlink)
return dev->netdev_ops->ndo_get_devlink(dev);
#endif
return NULL;
}
struct ib_device;
#if IS_ENABLED(CONFIG_NET_DEVLINK)
struct devlink *devlink_alloc(const struct devlink_ops *ops, size_t priv_size);
int devlink_register(struct devlink *devlink, struct device *dev);
void devlink_unregister(struct devlink *devlink);
@ -724,500 +724,14 @@ void
devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
enum devlink_health_reporter_state state);
#if IS_ENABLED(CONFIG_NET_DEVLINK)
void devlink_compat_running_version(struct net_device *dev,
char *buf, size_t len);
int devlink_compat_flash_update(struct net_device *dev, const char *file_name);
#else
static inline struct devlink *devlink_alloc(const struct devlink_ops *ops,
size_t priv_size)
{
return kzalloc(sizeof(struct devlink) + priv_size, GFP_KERNEL);
}
static inline int devlink_register(struct devlink *devlink, struct device *dev)
{
return 0;
}
static inline void devlink_unregister(struct devlink *devlink)
{
}
static inline void devlink_params_publish(struct devlink *devlink)
{
}
static inline void devlink_params_unpublish(struct devlink *devlink)
{
}
static inline void devlink_free(struct devlink *devlink)
{
kfree(devlink);
}
static inline int devlink_port_register(struct devlink *devlink,
struct devlink_port *devlink_port,
unsigned int port_index)
{
return 0;
}
static inline void devlink_port_unregister(struct devlink_port *devlink_port)
{
}
static inline void devlink_port_type_eth_set(struct devlink_port *devlink_port,
struct net_device *netdev)
{
}
static inline void devlink_port_type_ib_set(struct devlink_port *devlink_port,
struct ib_device *ibdev)
{
}
static inline void devlink_port_type_clear(struct devlink_port *devlink_port)
{
}
static inline void devlink_port_attrs_set(struct devlink_port *devlink_port,
enum devlink_port_flavour flavour,
u32 port_number, bool split,
u32 split_subport_number)
{
}
static inline int
devlink_port_get_phys_port_name(struct devlink_port *devlink_port,
char *name, size_t len)
{
return -EOPNOTSUPP;
}
static inline int devlink_sb_register(struct devlink *devlink,
unsigned int sb_index, u32 size,
u16 ingress_pools_count,
u16 egress_pools_count,
u16 ingress_tc_count,
u16 egress_tc_count)
{
return 0;
}
static inline void devlink_sb_unregister(struct devlink *devlink,
unsigned int sb_index)
{
}
static inline int
devlink_dpipe_table_register(struct devlink *devlink,
const char *table_name,
struct devlink_dpipe_table_ops *table_ops,
void *priv, bool counter_control_extern)
{
return 0;
}
static inline void devlink_dpipe_table_unregister(struct devlink *devlink,
const char *table_name)
{
}
static inline int devlink_dpipe_headers_register(struct devlink *devlink,
struct devlink_dpipe_headers *
dpipe_headers)
{
return 0;
}
static inline void devlink_dpipe_headers_unregister(struct devlink *devlink)
{
}
static inline bool devlink_dpipe_table_counter_enabled(struct devlink *devlink,
const char *table_name)
{
return false;
}
static inline int
devlink_dpipe_entry_ctx_prepare(struct devlink_dpipe_dump_ctx *dump_ctx)
{
return 0;
}
static inline int
devlink_dpipe_entry_ctx_append(struct devlink_dpipe_dump_ctx *dump_ctx,
struct devlink_dpipe_entry *entry)
{
return 0;
}
static inline int
devlink_dpipe_entry_ctx_close(struct devlink_dpipe_dump_ctx *dump_ctx)
{
return 0;
}
static inline void
devlink_dpipe_entry_clear(struct devlink_dpipe_entry *entry)
{
}
static inline int
devlink_dpipe_action_put(struct sk_buff *skb,
struct devlink_dpipe_action *action)
{
return 0;
}
static inline int
devlink_dpipe_match_put(struct sk_buff *skb,
struct devlink_dpipe_match *match)
{
return 0;
}
static inline int
devlink_resource_register(struct devlink *devlink,
const char *resource_name,
u64 resource_size,
u64 resource_id,
u64 parent_resource_id,
const struct devlink_resource_size_params *size_params)
{
return 0;
}
static inline void
devlink_resources_unregister(struct devlink *devlink,
struct devlink_resource *resource)
{
}
static inline int
devlink_resource_size_get(struct devlink *devlink, u64 resource_id,
u64 *p_resource_size)
{
return -EOPNOTSUPP;
}
static inline int
devlink_dpipe_table_resource_set(struct devlink *devlink,
const char *table_name, u64 resource_id,
u64 resource_units)
{
return -EOPNOTSUPP;
}
static inline void
devlink_resource_occ_get_register(struct devlink *devlink,
u64 resource_id,
devlink_resource_occ_get_t *occ_get,
void *occ_get_priv)
{
}
static inline void
devlink_resource_occ_get_unregister(struct devlink *devlink,
u64 resource_id)
{
}
static inline int
devlink_params_register(struct devlink *devlink,
const struct devlink_param *params,
size_t params_count)
{
return 0;
}
static inline void
devlink_params_unregister(struct devlink *devlink,
const struct devlink_param *params,
size_t params_count)
{
}
static inline int
devlink_port_params_register(struct devlink_port *devlink_port,
const struct devlink_param *params,
size_t params_count)
{
return 0;
}
static inline void
devlink_port_params_unregister(struct devlink_port *devlink_port,
const struct devlink_param *params,
size_t params_count)
{
}
static inline int
devlink_param_driverinit_value_get(struct devlink *devlink, u32 param_id,
union devlink_param_value *init_val)
{
return -EOPNOTSUPP;
}
static inline int
devlink_param_driverinit_value_set(struct devlink *devlink, u32 param_id,
union devlink_param_value init_val)
{
return -EOPNOTSUPP;
}
static inline int
devlink_port_param_driverinit_value_get(struct devlink_port *devlink_port,
u32 param_id,
union devlink_param_value *init_val)
{
return -EOPNOTSUPP;
}
static inline int
devlink_port_param_driverinit_value_set(struct devlink_port *devlink_port,
u32 param_id,
union devlink_param_value init_val)
{
return -EOPNOTSUPP;
}
static inline void
devlink_param_value_changed(struct devlink *devlink, u32 param_id)
{
}
static inline void
devlink_port_param_value_changed(struct devlink_port *devlink_port,
u32 param_id)
{
}
static inline void
devlink_param_value_str_fill(union devlink_param_value *dst_val,
const char *src)
{
}
static inline struct devlink_region *
devlink_region_create(struct devlink *devlink,
const char *region_name,
u32 region_max_snapshots,
u64 region_size)
{
return NULL;
}
static inline void
devlink_region_destroy(struct devlink_region *region)
{
}
static inline u32
devlink_region_shapshot_id_get(struct devlink *devlink)
{
return 0;
}
static inline int
devlink_region_snapshot_create(struct devlink_region *region, u64 data_len,
u8 *data, u32 snapshot_id,
devlink_snapshot_data_dest_t *data_destructor)
{
return 0;
}
static inline int
devlink_info_driver_name_put(struct devlink_info_req *req, const char *name)
{
return 0;
}
static inline int
devlink_info_serial_number_put(struct devlink_info_req *req, const char *sn)
{
return 0;
}
static inline int
devlink_info_version_fixed_put(struct devlink_info_req *req,
const char *version_name,
const char *version_value)
{
return 0;
}
static inline int
devlink_info_version_stored_put(struct devlink_info_req *req,
const char *version_name,
const char *version_value)
{
return 0;
}
static inline int
devlink_info_version_running_put(struct devlink_info_req *req,
const char *version_name,
const char *version_value)
{
return 0;
}
static inline int
devlink_fmsg_obj_nest_start(struct devlink_fmsg *fmsg)
{
return 0;
}
static inline int
devlink_fmsg_obj_nest_end(struct devlink_fmsg *fmsg)
{
return 0;
}
static inline int
devlink_fmsg_pair_nest_start(struct devlink_fmsg *fmsg, const char *name)
{
return 0;
}
static inline int
devlink_fmsg_pair_nest_end(struct devlink_fmsg *fmsg)
{
return 0;
}
static inline int
devlink_fmsg_arr_pair_nest_start(struct devlink_fmsg *fmsg,
const char *name)
{
return 0;
}
static inline int
devlink_fmsg_arr_pair_nest_end(struct devlink_fmsg *fmsg)
{
return 0;
}
static inline int
devlink_fmsg_bool_put(struct devlink_fmsg *fmsg, bool value)
{
return 0;
}
static inline int
devlink_fmsg_u8_put(struct devlink_fmsg *fmsg, u8 value)
{
return 0;
}
static inline int
devlink_fmsg_u32_put(struct devlink_fmsg *fmsg, u32 value)
{
return 0;
}
static inline int
devlink_fmsg_u64_put(struct devlink_fmsg *fmsg, u64 value)
{
return 0;
}
static inline int
devlink_fmsg_string_put(struct devlink_fmsg *fmsg, const char *value)
{
return 0;
}
static inline int
devlink_fmsg_binary_put(struct devlink_fmsg *fmsg, const void *value,
u16 value_len)
{
return 0;
}
static inline int
devlink_fmsg_bool_pair_put(struct devlink_fmsg *fmsg, const char *name,
bool value)
{
return 0;
}
static inline int
devlink_fmsg_u8_pair_put(struct devlink_fmsg *fmsg, const char *name,
u8 value)
{
return 0;
}
static inline int
devlink_fmsg_u32_pair_put(struct devlink_fmsg *fmsg, const char *name,
u32 value)
{
return 0;
}
static inline int
devlink_fmsg_u64_pair_put(struct devlink_fmsg *fmsg, const char *name,
u64 value)
{
return 0;
}
static inline int
devlink_fmsg_string_pair_put(struct devlink_fmsg *fmsg, const char *name,
const char *value)
{
return 0;
}
static inline int
devlink_fmsg_binary_pair_put(struct devlink_fmsg *fmsg, const char *name,
const void *value, u16 value_len)
{
return 0;
}
static inline struct devlink_health_reporter *
devlink_health_reporter_create(struct devlink *devlink,
const struct devlink_health_reporter_ops *ops,
u64 graceful_period, bool auto_recover,
void *priv)
{
return NULL;
}
static inline void
devlink_health_reporter_destroy(struct devlink_health_reporter *reporter)
{
}
static inline void *
devlink_health_reporter_priv(struct devlink_health_reporter *reporter)
{
return NULL;
}
static inline int
devlink_health_report(struct devlink_health_reporter *reporter,
const char *msg, void *priv_ctx)
{
return 0;
}
static inline void
devlink_health_reporter_state_update(struct devlink_health_reporter *reporter,
enum devlink_health_reporter_state state)
{
}
static inline void
devlink_compat_running_version(struct net_device *dev, char *buf, size_t len)
{
@ -1228,6 +742,7 @@ devlink_compat_flash_update(struct net_device *dev, const char *file_name)
{
return -EOPNOTSUPP;
}
#endif
#endif /* _NET_DEVLINK_H_ */

7
net/Kconfig
View File

@ -429,11 +429,8 @@ config NET_SOCK_MSG
with the help of BPF programs.
config NET_DEVLINK
bool "Network physical/parent device Netlink interface"
help
Network physical/parent device Netlink interface provides
infrastructure to support access to physical chip-wide config and
monitoring.
bool
default n
config PAGE_POOL
bool

51
net/core/devlink.c
View File

@ -19,6 +19,7 @@
#include <linux/device.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/spinlock.h>
#include <rdma/ib_verbs.h>
#include <net/netlink.h>
#include <net/genetlink.h>
@ -543,12 +544,14 @@ static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
goto nla_put_failure;
if (nla_put_u32(msg, DEVLINK_ATTR_PORT_INDEX, devlink_port->index))
goto nla_put_failure;
spin_lock(&devlink_port->type_lock);
if (nla_put_u16(msg, DEVLINK_ATTR_PORT_TYPE, devlink_port->type))
goto nla_put_failure;
goto nla_put_failure_type_locked;
if (devlink_port->desired_type != DEVLINK_PORT_TYPE_NOTSET &&
nla_put_u16(msg, DEVLINK_ATTR_PORT_DESIRED_TYPE,
devlink_port->desired_type))
goto nla_put_failure;
goto nla_put_failure_type_locked;
if (devlink_port->type == DEVLINK_PORT_TYPE_ETH) {
struct net_device *netdev = devlink_port->type_dev;
@ -557,7 +560,7 @@ static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
netdev->ifindex) ||
nla_put_string(msg, DEVLINK_ATTR_PORT_NETDEV_NAME,
netdev->name)))
goto nla_put_failure;
goto nla_put_failure_type_locked;
}
if (devlink_port->type == DEVLINK_PORT_TYPE_IB) {
struct ib_device *ibdev = devlink_port->type_dev;
@ -565,14 +568,17 @@ static int devlink_nl_port_fill(struct sk_buff *msg, struct devlink *devlink,
if (ibdev &&
nla_put_string(msg, DEVLINK_ATTR_PORT_IBDEV_NAME,
ibdev->name))
goto nla_put_failure;
goto nla_put_failure_type_locked;
}
spin_unlock(&devlink_port->type_lock);
if (devlink_nl_port_attrs_put(msg, devlink_port))
goto nla_put_failure;
genlmsg_end(msg, hdr);
return 0;
nla_put_failure_type_locked:
spin_unlock(&devlink_port->type_lock);
nla_put_failure:
genlmsg_cancel(msg, hdr);
return -EMSGSIZE;
@ -4486,6 +4492,7 @@ devlink_health_reporter_destroy(struct devlink_health_reporter *reporter)
{
mutex_lock(&reporter->devlink->lock);
list_del(&reporter->list);
mutex_destroy(&reporter->dump_lock);
mutex_unlock(&reporter->devlink->lock);
if (reporter->dump_fmsg)
devlink_fmsg_free(reporter->dump_fmsg);
@ -5261,6 +5268,7 @@ EXPORT_SYMBOL_GPL(devlink_unregister);
*/
void devlink_free(struct devlink *devlink)
{
mutex_destroy(&devlink->lock);
WARN_ON(!list_empty(&devlink->reporter_list));
WARN_ON(!list_empty(&devlink->region_list));
WARN_ON(!list_empty(&devlink->param_list));
@ -5298,6 +5306,7 @@ int devlink_port_register(struct devlink *devlink,
devlink_port->devlink = devlink;
devlink_port->index = port_index;
devlink_port->registered = true;
spin_lock_init(&devlink_port->type_lock);
list_add_tail(&devlink_port->list, &devlink->port_list);
INIT_LIST_HEAD(&devlink_port->param_list);
mutex_unlock(&devlink->lock);
@ -5326,8 +5335,12 @@ static void __devlink_port_type_set(struct devlink_port *devlink_port,
enum devlink_port_type type,
void *type_dev)
{
if (WARN_ON(!devlink_port->registered))
return;
spin_lock(&devlink_port->type_lock);
devlink_port->type = type;
devlink_port->type_dev = type_dev;
spin_unlock(&devlink_port->type_lock);
devlink_port_notify(devlink_port, DEVLINK_CMD_PORT_NEW);
}
@ -5340,8 +5353,7 @@ static void __devlink_port_type_set(struct devlink_port *devlink_port,
void devlink_port_type_eth_set(struct devlink_port *devlink_port,
struct net_device *netdev)
{
return __devlink_port_type_set(devlink_port,
DEVLINK_PORT_TYPE_ETH, netdev);
__devlink_port_type_set(devlink_port, DEVLINK_PORT_TYPE_ETH, netdev);
}
EXPORT_SYMBOL_GPL(devlink_port_type_eth_set);
@ -5354,8 +5366,7 @@ EXPORT_SYMBOL_GPL(devlink_port_type_eth_set);
void devlink_port_type_ib_set(struct devlink_port *devlink_port,
struct ib_device *ibdev)
{
return __devlink_port_type_set(devlink_port,
DEVLINK_PORT_TYPE_IB, ibdev);
__devlink_port_type_set(devlink_port, DEVLINK_PORT_TYPE_IB, ibdev);
}
EXPORT_SYMBOL_GPL(devlink_port_type_ib_set);
@ -5366,8 +5377,7 @@ EXPORT_SYMBOL_GPL(devlink_port_type_ib_set);
*/
void devlink_port_type_clear(struct devlink_port *devlink_port)
{
return __devlink_port_type_set(devlink_port,
DEVLINK_PORT_TYPE_NOTSET, NULL);
__devlink_port_type_set(devlink_port, DEVLINK_PORT_TYPE_NOTSET, NULL);
}
EXPORT_SYMBOL_GPL(devlink_port_type_clear);
@ -5389,12 +5399,13 @@ void devlink_port_attrs_set(struct devlink_port *devlink_port,
{
struct devlink_port_attrs *attrs = &devlink_port->attrs;
if (WARN_ON(devlink_port->registered))
return;
attrs->set = true;
attrs->flavour = flavour;
attrs->port_number = port_number;
attrs->split = split;
attrs->split_subport_number = split_subport_number;
devlink_port_notify(devlink_port, DEVLINK_CMD_PORT_NEW);
}
EXPORT_SYMBOL_GPL(devlink_port_attrs_set);
@ -6405,17 +6416,15 @@ void devlink_compat_running_version(struct net_device *dev,
dev_hold(dev);
rtnl_unlock();
mutex_lock(&devlink_mutex);
devlink = netdev_to_devlink(dev);
if (!devlink || !devlink->ops->info_get)
goto unlock_list;
goto out;
mutex_lock(&devlink->lock);
__devlink_compat_running_version(devlink, buf, len);
mutex_unlock(&devlink->lock);
unlock_list:
mutex_unlock(&devlink_mutex);
out:
rtnl_lock();
dev_put(dev);
}
@ -6423,22 +6432,22 @@ unlock_list:
int devlink_compat_flash_update(struct net_device *dev, const char *file_name)
{
struct devlink *devlink;
int ret = -EOPNOTSUPP;
int ret;
dev_hold(dev);
rtnl_unlock();
mutex_lock(&devlink_mutex);
devlink = netdev_to_devlink(dev);
if (!devlink || !devlink->ops->flash_update)
goto unlock_list;
if (!devlink || !devlink->ops->flash_update) {
ret = -EOPNOTSUPP;
goto out;
}
mutex_lock(&devlink->lock);
ret = devlink->ops->flash_update(devlink, file_name, NULL, NULL);
mutex_unlock(&devlink->lock);
unlock_list:
mutex_unlock(&devlink_mutex);
out:
rtnl_lock();
dev_put(dev);

1
net/dsa/Kconfig
View File

@ -10,6 +10,7 @@ config NET_DSA
depends on BRIDGE || BRIDGE=n
select NET_SWITCHDEV
select PHYLINK
select NET_DEVLINK
---help---
Say Y if you want to enable support for the hardware switches supported
by the Distributed Switch Architecture.

48
net/dsa/dsa2.c
View File

@ -18,6 +18,7 @@
#include <linux/rtnetlink.h>
#include <linux/of.h>
#include <linux/of_net.h>
#include <net/devlink.h>
#include "dsa_priv.h"
@ -257,14 +258,36 @@ static void dsa_tree_teardown_default_cpu(struct dsa_switch_tree *dst)
static int dsa_port_setup(struct dsa_port *dp)
{
enum devlink_port_flavour flavour;
struct dsa_switch *ds = dp->ds;
int err = 0;
int err;
if (dp->type == DSA_PORT_TYPE_UNUSED)
return 0;
memset(&dp->devlink_port, 0, sizeof(dp->devlink_port));
if (dp->type != DSA_PORT_TYPE_UNUSED)
err = devlink_port_register(ds->devlink, &dp->devlink_port,
dp->index);
switch (dp->type) {
case DSA_PORT_TYPE_CPU:
flavour = DEVLINK_PORT_FLAVOUR_CPU;
break;
case DSA_PORT_TYPE_DSA:
flavour = DEVLINK_PORT_FLAVOUR_DSA;
break;
case DSA_PORT_TYPE_USER: /* fall-through */
default:
flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
break;
}
/* dp->index is used now as port_number. However
* CPU and DSA ports should have separate numbering
* independent from front panel port numbers.
*/
devlink_port_attrs_set(&dp->devlink_port, flavour,
dp->index, false, 0);
err = devlink_port_register(ds->devlink, &dp->devlink_port,
dp->index);
if (err)
return err;
@ -272,13 +295,6 @@ static int dsa_port_setup(struct dsa_port *dp)
case DSA_PORT_TYPE_UNUSED:
break;
case DSA_PORT_TYPE_CPU:
/* dp->index is used now as port_number. However
* CPU ports should have separate numbering
* independent from front panel port numbers.
*/
devlink_port_attrs_set(&dp->devlink_port,
DEVLINK_PORT_FLAVOUR_CPU,
dp->index, false, 0);
err = dsa_port_link_register_of(dp);
if (err) {
dev_err(ds->dev, "failed to setup link for port %d.%d\n",
@ -287,13 +303,6 @@ static int dsa_port_setup(struct dsa_port *dp)
}
break;
case DSA_PORT_TYPE_DSA:
/* dp->index is used now as port_number. However
* DSA ports should have separate numbering
* independent from front panel port numbers.
*/
devlink_port_attrs_set(&dp->devlink_port,
DEVLINK_PORT_FLAVOUR_DSA,
dp->index, false, 0);
err = dsa_port_link_register_of(dp);
if (err) {
dev_err(ds->dev, "failed to setup link for port %d.%d\n",
@ -302,9 +311,6 @@ static int dsa_port_setup(struct dsa_port *dp)
}
break;
case DSA_PORT_TYPE_USER:
devlink_port_attrs_set(&dp->devlink_port,
DEVLINK_PORT_FLAVOUR_PHYSICAL,
dp->index, false, 0);
err = dsa_slave_create(dp);
if (err)
dev_err(ds->dev, "failed to create slave for port %d.%d\n",