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mlxsw: spectrum: Extract mlxsw_sp_stp_spms_state() 

Instead of duplicating the decision regarding port forwarding state made
by mlxsw_sp_port_vid_stp_set(), extract the decision-making into a new
function and reuse.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2018-04-29 10:56:09 +03:00 committed by David S. Miller
parent 4d4fd36126
commit 541e11595c
2 changed files with 14 additions and 13 deletions
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26
drivers/net/ethernet/mellanox/mlxsw/spectrum.c
View File

@ -441,29 +441,29 @@ static void mlxsw_sp_txhdr_construct(struct sk_buff *skb,
mlxsw_tx_hdr_type_set(txhdr, MLXSW_TXHDR_TYPE_CONTROL);
}
int mlxsw_sp_port_vid_stp_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
u8 state)
enum mlxsw_reg_spms_state mlxsw_sp_stp_spms_state(u8 state)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
enum mlxsw_reg_spms_state spms_state;
char *spms_pl;
int err;
switch (state) {
case BR_STATE_FORWARDING:
spms_state = MLXSW_REG_SPMS_STATE_FORWARDING;
break;
return MLXSW_REG_SPMS_STATE_FORWARDING;
case BR_STATE_LEARNING:
spms_state = MLXSW_REG_SPMS_STATE_LEARNING;
break;
return MLXSW_REG_SPMS_STATE_LEARNING;
case BR_STATE_LISTENING: /* fall-through */
case BR_STATE_DISABLED: /* fall-through */
case BR_STATE_BLOCKING:
spms_state = MLXSW_REG_SPMS_STATE_DISCARDING;
break;
return MLXSW_REG_SPMS_STATE_DISCARDING;
default:
BUG();
}
}
int mlxsw_sp_port_vid_stp_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
u8 state)
{
enum mlxsw_reg_spms_state spms_state = mlxsw_sp_stp_spms_state(state);
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
char *spms_pl;
int err;
spms_pl = kmalloc(MLXSW_REG_SPMS_LEN, GFP_KERNEL);
if (!spms_pl)

1
drivers/net/ethernet/mellanox/mlxsw/spectrum.h
View File

@ -364,6 +364,7 @@ int __mlxsw_sp_port_headroom_set(struct mlxsw_sp_port *mlxsw_sp_port, int mtu,
int mlxsw_sp_port_ets_maxrate_set(struct mlxsw_sp_port *mlxsw_sp_port,
enum mlxsw_reg_qeec_hr hr, u8 index,
u8 next_index, u32 maxrate);
enum mlxsw_reg_spms_state mlxsw_sp_stp_spms_state(u8 stp_state);
int mlxsw_sp_port_vid_stp_set(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid,
u8 state);
int mlxsw_sp_port_vp_mode_set(struct mlxsw_sp_port *mlxsw_sp_port, bool enable);