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mlxsw: Do not pass around driver_priv directly

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Instead of that, pass mlxsw_core and use a helper to get driver priv
from driver code. Looks much cleaner that way.

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 2016-04-08 19:11:23 +02:00 committed by David S. Miller
parent 307c2431ab
commit b2f10571b9
4 changed files with 31 additions and 24 deletions
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19
drivers/net/ethernet/mellanox/mlxsw/core.c
View File

@ -114,6 +114,12 @@ struct mlxsw_core {
/* driver_priv has to be always the last item */
};
void *mlxsw_core_driver_priv(struct mlxsw_core *mlxsw_core)
{
return mlxsw_core->driver_priv;
}
EXPORT_SYMBOL(mlxsw_core_driver_priv);
struct mlxsw_rx_listener_item {
struct list_head list;
struct mlxsw_rx_listener rxl;
@ -795,8 +801,7 @@ static int mlxsw_devlink_port_split(struct devlink *devlink,
return -EINVAL;
if (!mlxsw_core->driver->port_split)
return -EOPNOTSUPP;
return mlxsw_core->driver->port_split(mlxsw_core->driver_priv,
port_index, count);
return mlxsw_core->driver->port_split(mlxsw_core, port_index, count);
}
static int mlxsw_devlink_port_unsplit(struct devlink *devlink,
@ -808,8 +813,7 @@ static int mlxsw_devlink_port_unsplit(struct devlink *devlink,
return -EINVAL;
if (!mlxsw_core->driver->port_unsplit)
return -EOPNOTSUPP;
return mlxsw_core->driver->port_unsplit(mlxsw_core->driver_priv,
port_index);
return mlxsw_core->driver->port_unsplit(mlxsw_core, port_index);
}
static const struct devlink_ops mlxsw_devlink_ops = {
@ -880,8 +884,7 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
if (err)
goto err_devlink_register;
err = mlxsw_driver->init(mlxsw_core->driver_priv, mlxsw_core,
mlxsw_bus_info);
err = mlxsw_driver->init(mlxsw_core, mlxsw_bus_info);
if (err)
goto err_driver_init;
@ -892,7 +895,7 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
return 0;
err_debugfs_init:
mlxsw_core->driver->fini(mlxsw_core->driver_priv);
mlxsw_core->driver->fini(mlxsw_core);
err_driver_init:
devlink_unregister(devlink);
err_devlink_register:
@ -918,7 +921,7 @@ void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core)
struct devlink *devlink = priv_to_devlink(mlxsw_core);
mlxsw_core_debugfs_fini(mlxsw_core);
mlxsw_core->driver->fini(mlxsw_core->driver_priv);
mlxsw_core->driver->fini(mlxsw_core);
devlink_unregister(devlink);
mlxsw_emad_fini(mlxsw_core);
mlxsw_core->bus->fini(mlxsw_core->bus_priv);

11
drivers/net/ethernet/mellanox/mlxsw/core.h
View File

@ -62,6 +62,8 @@ struct mlxsw_driver;
struct mlxsw_bus;
struct mlxsw_bus_info;
void *mlxsw_core_driver_priv(struct mlxsw_core *mlxsw_core);
int mlxsw_core_driver_register(struct mlxsw_driver *mlxsw_driver);
void mlxsw_core_driver_unregister(struct mlxsw_driver *mlxsw_driver);
@ -192,11 +194,12 @@ struct mlxsw_driver {
const char *kind;
struct module *owner;
size_t priv_size;
int (*init)(void *driver_priv, struct mlxsw_core *mlxsw_core,
int (*init)(struct mlxsw_core *mlxsw_core,
const struct mlxsw_bus_info *mlxsw_bus_info);
void (*fini)(void *driver_priv);
int (*port_split)(void *driver_priv, u8 local_port, unsigned int count);
int (*port_unsplit)(void *driver_priv, u8 local_port);
void (*fini)(struct mlxsw_core *mlxsw_core);
int (*port_split)(struct mlxsw_core *mlxsw_core, u8 local_port,
unsigned int count);
int (*port_unsplit)(struct mlxsw_core *mlxsw_core, u8 local_port);
void (*txhdr_construct)(struct sk_buff *skb,
const struct mlxsw_tx_info *tx_info);
u8 txhdr_len;

17
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -1948,9 +1948,10 @@ static u8 mlxsw_sp_cluster_base_port_get(u8 local_port)
return local_port - offset;
}
static int mlxsw_sp_port_split(void *priv, u8 local_port, unsigned int count)
static int mlxsw_sp_port_split(struct mlxsw_core *mlxsw_core, u8 local_port,
unsigned int count)
{
struct mlxsw_sp *mlxsw_sp = priv;
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
struct mlxsw_sp_port *mlxsw_sp_port;
u8 width = MLXSW_PORT_MODULE_MAX_WIDTH / count;
u8 module, cur_width, base_port;
@ -2022,9 +2023,9 @@ err_port_create:
return err;
}
static int mlxsw_sp_port_unsplit(void *priv, u8 local_port)
static int mlxsw_sp_port_unsplit(struct mlxsw_core *mlxsw_core, u8 local_port)
{
struct mlxsw_sp *mlxsw_sp = priv;
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
struct mlxsw_sp_port *mlxsw_sp_port;
u8 module, cur_width, base_port;
unsigned int count;
@ -2369,10 +2370,10 @@ static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcr), slcr_pl);
}
static int mlxsw_sp_init(void *priv, struct mlxsw_core *mlxsw_core,
static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core,
const struct mlxsw_bus_info *mlxsw_bus_info)
{
struct mlxsw_sp *mlxsw_sp = priv;
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
int err;
mlxsw_sp->core = mlxsw_core;
@ -2443,9 +2444,9 @@ err_event_register:
return err;
}
static void mlxsw_sp_fini(void *priv)
static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core)
{
struct mlxsw_sp *mlxsw_sp = priv;
struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
mlxsw_sp_switchdev_fini(mlxsw_sp);
mlxsw_sp_traps_fini(mlxsw_sp);

8
drivers/net/ethernet/mellanox/mlxsw/switchx2.c
View File

@ -1447,10 +1447,10 @@ static int mlxsw_sx_flood_init(struct mlxsw_sx *mlxsw_sx)
return mlxsw_reg_write(mlxsw_sx->core, MLXSW_REG(sgcr), sgcr_pl);
}
static int mlxsw_sx_init(void *priv, struct mlxsw_core *mlxsw_core,
static int mlxsw_sx_init(struct mlxsw_core *mlxsw_core,
const struct mlxsw_bus_info *mlxsw_bus_info)
{
struct mlxsw_sx *mlxsw_sx = priv;
struct mlxsw_sx *mlxsw_sx = mlxsw_core_driver_priv(mlxsw_core);
int err;
mlxsw_sx->core = mlxsw_core;
@ -1497,9 +1497,9 @@ err_event_register:
return err;
}
static void mlxsw_sx_fini(void *priv)
static void mlxsw_sx_fini(struct mlxsw_core *mlxsw_core)
{
struct mlxsw_sx *mlxsw_sx = priv;
struct mlxsw_sx *mlxsw_sx = mlxsw_core_driver_priv(mlxsw_core);
mlxsw_sx_traps_fini(mlxsw_sx);
mlxsw_sx_event_unregister(mlxsw_sx, MLXSW_TRAP_ID_PUDE);