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mlxsw: spectrum: Add port type-speed operations 

Add port type-speed operations in order to have different operations for
different ASICs. For now, both ASICs use the same pointer.

Signed-off-by: Shalom Toledo <shalomt@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shalom Toledo 2019-02-22 13:56:40 +00:00 committed by David S. Miller
parent 88a4281200
commit c5b870df69
2 changed files with 133 additions and 31 deletions
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137
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -2473,7 +2473,8 @@ static const struct mlxsw_sp1_port_link_mode mlxsw_sp1_port_link_mode[] = {
#define MLXSW_SP1_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp1_port_link_mode)
static void
mlxsw_sp1_from_ptys_supported_port(u32 ptys_eth_proto,
mlxsw_sp1_from_ptys_supported_port(struct mlxsw_sp *mlxsw_sp,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
if (ptys_eth_proto & (MLXSW_REG_PTYS_ETH_SPEED_10GBASE_CR |
@ -2492,7 +2493,9 @@ mlxsw_sp1_from_ptys_supported_port(u32 ptys_eth_proto,
ethtool_link_ksettings_add_link_mode(cmd, supported, Backplane);
}
static void mlxsw_sp1_from_ptys_link(u32 ptys_eth_proto, unsigned long *mode)
static void
mlxsw_sp1_from_ptys_link(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto,
unsigned long *mode)
{
int i;
@ -2504,7 +2507,8 @@ static void mlxsw_sp1_from_ptys_link(u32 ptys_eth_proto, unsigned long *mode)
}
static void
mlxsw_sp1_from_ptys_speed_duplex(bool carrier_ok, u32 ptys_eth_proto,
mlxsw_sp1_from_ptys_speed_duplex(struct mlxsw_sp *mlxsw_sp, bool carrier_ok,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd)
{
u32 speed = SPEED_UNKNOWN;
@ -2527,7 +2531,8 @@ out:
}
static u32
mlxsw_sp1_to_ptys_advert_link(const struct ethtool_link_ksettings *cmd)
mlxsw_sp1_to_ptys_advert_link(struct mlxsw_sp *mlxsw_sp,
const struct ethtool_link_ksettings *cmd)
{
u32 ptys_proto = 0;
int i;
@ -2540,7 +2545,7 @@ mlxsw_sp1_to_ptys_advert_link(const struct ethtool_link_ksettings *cmd)
return ptys_proto;
}
static u32 mlxsw_sp1_to_ptys_speed(u32 speed)
static u32 mlxsw_sp1_to_ptys_speed(struct mlxsw_sp *mlxsw_sp, u32 speed)
{
u32 ptys_proto = 0;
int i;
@ -2552,7 +2557,8 @@ static u32 mlxsw_sp1_to_ptys_speed(u32 speed)
return ptys_proto;
}
static u32 mlxsw_sp1_to_ptys_upper_speed(u32 upper_speed)
static u32
mlxsw_sp1_to_ptys_upper_speed(struct mlxsw_sp *mlxsw_sp, u32 upper_speed)
{
u32 ptys_proto = 0;
int i;
@ -2564,25 +2570,74 @@ static u32 mlxsw_sp1_to_ptys_upper_speed(u32 upper_speed)
return ptys_proto;
}
static void mlxsw_sp_port_get_link_supported(u32 eth_proto_cap,
struct ethtool_link_ksettings *cmd)
static int
mlxsw_sp1_port_speed_base(struct mlxsw_sp *mlxsw_sp, u8 local_port,
u32 *base_speed)
{
*base_speed = MLXSW_SP_PORT_BASE_SPEED_25G;
return 0;
}
static void
mlxsw_sp1_reg_ptys_eth_pack(struct mlxsw_sp *mlxsw_sp, char *payload,
u8 local_port, u32 proto_admin, bool autoneg)
{
mlxsw_reg_ptys_eth_pack(payload, local_port, proto_admin, autoneg);
}
static void
mlxsw_sp1_reg_ptys_eth_unpack(struct mlxsw_sp *mlxsw_sp, char *payload,
u32 *p_eth_proto_cap, u32 *p_eth_proto_admin,
u32 *p_eth_proto_oper)
{
mlxsw_reg_ptys_eth_unpack(payload, p_eth_proto_cap, p_eth_proto_admin,
p_eth_proto_oper);
}
static const struct mlxsw_sp_port_type_speed_ops
mlxsw_sp1_port_type_speed_ops = {
.from_ptys_supported_port = mlxsw_sp1_from_ptys_supported_port,
.from_ptys_link = mlxsw_sp1_from_ptys_link,
.from_ptys_speed_duplex = mlxsw_sp1_from_ptys_speed_duplex,
.to_ptys_advert_link = mlxsw_sp1_to_ptys_advert_link,
.to_ptys_speed = mlxsw_sp1_to_ptys_speed,
.to_ptys_upper_speed = mlxsw_sp1_to_ptys_upper_speed,
.port_speed_base = mlxsw_sp1_port_speed_base,
.reg_ptys_eth_pack = mlxsw_sp1_reg_ptys_eth_pack,
.reg_ptys_eth_unpack = mlxsw_sp1_reg_ptys_eth_unpack,
};
static void
mlxsw_sp_port_get_link_supported(struct mlxsw_sp *mlxsw_sp, u32 eth_proto_cap,
struct ethtool_link_ksettings *cmd)
{
const struct mlxsw_sp_port_type_speed_ops *ops;
ops = mlxsw_sp->port_type_speed_ops;
ethtool_link_ksettings_add_link_mode(cmd, supported, Asym_Pause);
ethtool_link_ksettings_add_link_mode(cmd, supported, Autoneg);
ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
mlxsw_sp1_from_ptys_supported_port(eth_proto_cap, cmd);
mlxsw_sp1_from_ptys_link(eth_proto_cap, cmd->link_modes.supported);
ops->from_ptys_supported_port(mlxsw_sp, eth_proto_cap, cmd);
ops->from_ptys_link(mlxsw_sp, eth_proto_cap, cmd->link_modes.supported);
}
static void mlxsw_sp_port_get_link_advertise(u32 eth_proto_admin, bool autoneg,
struct ethtool_link_ksettings *cmd)
static void
mlxsw_sp_port_get_link_advertise(struct mlxsw_sp *mlxsw_sp,
u32 eth_proto_admin, bool autoneg,
struct ethtool_link_ksettings *cmd)
{
const struct mlxsw_sp_port_type_speed_ops *ops;
ops = mlxsw_sp->port_type_speed_ops;
if (!autoneg)
return;
ethtool_link_ksettings_add_link_mode(cmd, advertising, Autoneg);
mlxsw_sp1_from_ptys_link(eth_proto_admin, cmd->link_modes.advertising);
ops->from_ptys_link(mlxsw_sp, eth_proto_admin,
cmd->link_modes.advertising);
}
static u8
@ -2619,31 +2674,36 @@ static int mlxsw_sp_port_get_link_ksettings(struct net_device *dev,
u32 eth_proto_cap, eth_proto_admin, eth_proto_oper;
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
const struct mlxsw_sp_port_type_speed_ops *ops;
char ptys_pl[MLXSW_REG_PTYS_LEN];
u8 connector_type;
u8 autoneg_status;
bool autoneg;
int err;
ops = mlxsw_sp->port_type_speed_ops;
autoneg = mlxsw_sp_port->link.autoneg;
mlxsw_reg_ptys_eth_pack(ptys_pl, mlxsw_sp_port->local_port, 0, false);
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
0, false);
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
mlxsw_reg_ptys_eth_unpack(ptys_pl, &eth_proto_cap, &eth_proto_admin,
&eth_proto_oper);
ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, &eth_proto_cap,
&eth_proto_admin, &eth_proto_oper);
mlxsw_sp_port_get_link_supported(eth_proto_cap, cmd);
mlxsw_sp_port_get_link_supported(mlxsw_sp, eth_proto_cap, cmd);
mlxsw_sp_port_get_link_advertise(eth_proto_admin, autoneg, cmd);
mlxsw_sp_port_get_link_advertise(mlxsw_sp, eth_proto_admin, autoneg,
cmd);
autoneg_status = mlxsw_reg_ptys_an_status_get(ptys_pl);
cmd->base.autoneg = autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE;
connector_type = mlxsw_reg_ptys_connector_type_get(ptys_pl);
cmd->base.port = mlxsw_sp_port_connector_port(connector_type);
mlxsw_sp1_from_ptys_speed_duplex(netif_carrier_ok(dev), eth_proto_oper,
cmd);
ops->from_ptys_speed_duplex(mlxsw_sp, netif_carrier_ok(dev),
eth_proto_oper, cmd);
return 0;
}
@ -2654,21 +2714,25 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
const struct mlxsw_sp_port_type_speed_ops *ops;
char ptys_pl[MLXSW_REG_PTYS_LEN];
u32 eth_proto_cap, eth_proto_new;
bool autoneg;
int err;
mlxsw_reg_ptys_eth_pack(ptys_pl, mlxsw_sp_port->local_port, 0, false);
ops = mlxsw_sp->port_type_speed_ops;
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
0, false);
err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
mlxsw_reg_ptys_eth_unpack(ptys_pl, &eth_proto_cap, NULL, NULL);
ops->reg_ptys_eth_unpack(mlxsw_sp, ptys_pl, &eth_proto_cap, NULL, NULL);
autoneg = cmd->base.autoneg == AUTONEG_ENABLE;
eth_proto_new = autoneg ?
mlxsw_sp1_to_ptys_advert_link(cmd) :
mlxsw_sp1_to_ptys_speed(cmd->base.speed);
ops->to_ptys_advert_link(mlxsw_sp, cmd) :
ops->to_ptys_speed(mlxsw_sp, cmd->base.speed);
eth_proto_new = eth_proto_new & eth_proto_cap;
if (!eth_proto_new) {
@ -2676,8 +2740,8 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
return -EINVAL;
}
mlxsw_reg_ptys_eth_pack(ptys_pl, mlxsw_sp_port->local_port,
eth_proto_new, autoneg);
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
eth_proto_new, autoneg);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
if (err)
return err;
@ -2864,13 +2928,24 @@ static int
mlxsw_sp_port_speed_by_width_set(struct mlxsw_sp_port *mlxsw_sp_port, u8 width)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
u32 upper_speed = MLXSW_SP_PORT_BASE_SPEED * width;
const struct mlxsw_sp_port_type_speed_ops *ops;
char ptys_pl[MLXSW_REG_PTYS_LEN];
u32 eth_proto_admin;
u32 upper_speed;
u32 base_speed;
int err;
eth_proto_admin = mlxsw_sp1_to_ptys_upper_speed(upper_speed);
mlxsw_reg_ptys_eth_pack(ptys_pl, mlxsw_sp_port->local_port,
eth_proto_admin, mlxsw_sp_port->link.autoneg);
ops = mlxsw_sp->port_type_speed_ops;
err = ops->port_speed_base(mlxsw_sp, mlxsw_sp_port->local_port,
&base_speed);
if (err)
return err;
upper_speed = base_speed * width;
eth_proto_admin = ops->to_ptys_upper_speed(mlxsw_sp, upper_speed);
ops->reg_ptys_eth_pack(mlxsw_sp, ptys_pl, mlxsw_sp_port->local_port,
eth_proto_admin, mlxsw_sp_port->link.autoneg);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptys), ptys_pl);
}
@ -4095,6 +4170,7 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core,
mlxsw_sp->mac_mask = mlxsw_sp1_mac_mask;
mlxsw_sp->rif_ops_arr = mlxsw_sp1_rif_ops_arr;
mlxsw_sp->sb_vals = &mlxsw_sp1_sb_vals;
mlxsw_sp->port_type_speed_ops = &mlxsw_sp1_port_type_speed_ops;
return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info);
}
@ -4113,6 +4189,7 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core,
mlxsw_sp->mac_mask = mlxsw_sp2_mac_mask;
mlxsw_sp->rif_ops_arr = mlxsw_sp2_rif_ops_arr;
mlxsw_sp->sb_vals = &mlxsw_sp2_sb_vals;
mlxsw_sp->port_type_speed_ops = &mlxsw_sp1_port_type_speed_ops;
return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info);
}

27
drivers/net/ethernet/mellanox/mlxsw/spectrum.h
View File

@ -33,7 +33,7 @@
#define MLXSW_SP_PORTS_PER_CLUSTER_MAX 4
#define MLXSW_SP_PORT_BASE_SPEED 25000 /* Mb/s */
#define MLXSW_SP_PORT_BASE_SPEED_25G 25000 /* Mb/s */
#define MLXSW_SP_KVD_LINEAR_SIZE 98304 /* entries */
#define MLXSW_SP_KVD_GRANULARITY 128
@ -134,6 +134,7 @@ struct mlxsw_sp_mr_tcam_ops;
struct mlxsw_sp_acl_tcam_ops;
struct mlxsw_sp_nve_ops;
struct mlxsw_sp_sb_vals;
struct mlxsw_sp_port_type_speed_ops;
struct mlxsw_sp {
struct mlxsw_sp_port **ports;
@ -169,6 +170,7 @@ struct mlxsw_sp {
const struct mlxsw_sp_nve_ops **nve_ops_arr;
const struct mlxsw_sp_rif_ops **rif_ops_arr;
const struct mlxsw_sp_sb_vals *sb_vals;
const struct mlxsw_sp_port_type_speed_ops *port_type_speed_ops;
};
static inline struct mlxsw_sp_upper *
@ -258,6 +260,29 @@ struct mlxsw_sp_port {
struct mlxsw_sp_acl_block *eg_acl_block;
};
struct mlxsw_sp_port_type_speed_ops {
void (*from_ptys_supported_port)(struct mlxsw_sp *mlxsw_sp,
u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd);
void (*from_ptys_link)(struct mlxsw_sp *mlxsw_sp, u32 ptys_eth_proto,
unsigned long *mode);
void (*from_ptys_speed_duplex)(struct mlxsw_sp *mlxsw_sp,
bool carrier_ok, u32 ptys_eth_proto,
struct ethtool_link_ksettings *cmd);
u32 (*to_ptys_advert_link)(struct mlxsw_sp *mlxsw_sp,
const struct ethtool_link_ksettings *cmd);
u32 (*to_ptys_speed)(struct mlxsw_sp *mlxsw_sp, u32 speed);
u32 (*to_ptys_upper_speed)(struct mlxsw_sp *mlxsw_sp, u32 upper_speed);
int (*port_speed_base)(struct mlxsw_sp *mlxsw_sp, u8 local_port,
u32 *base_speed);
void (*reg_ptys_eth_pack)(struct mlxsw_sp *mlxsw_sp, char *payload,
u8 local_port, u32 proto_admin, bool autoneg);
void (*reg_ptys_eth_unpack)(struct mlxsw_sp *mlxsw_sp, char *payload,
u32 *p_eth_proto_cap,
u32 *p_eth_proto_admin,
u32 *p_eth_proto_oper);
};
static inline struct net_device *
mlxsw_sp_bridge_vxlan_dev_find(struct net_device *br_dev)
{