hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

mlxsw: spectrum_acl: Add support for mirroring action 

The patch extends the trap action for mirroring.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arkadi Sharshevsky 2018-01-19 09:24:49 +01:00 committed by David S. Miller
parent c18c1e186b
commit db0553b261
2 changed files with 35 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
View File

@ -760,6 +760,16 @@ MLXSW_ITEM32(afa, trapdisc, forward_action, 0x00, 0, 4);
*/
MLXSW_ITEM32(afa, trapdisc, trap_id, 0x04, 0, 9);
/* afa_trapdisc_mirror_agent
* Mirror agent.
*/
MLXSW_ITEM32(afa, trapdisc, mirror_agent, 0x08, 29, 3);
/* afa_trapdisc_mirror_enable
* Mirror enable.
*/
MLXSW_ITEM32(afa, trapdisc, mirror_enable, 0x08, 24, 1);
static inline void
mlxsw_afa_trapdisc_pack(char *payload,
enum mlxsw_afa_trapdisc_trap_action trap_action,
@ -771,6 +781,14 @@ mlxsw_afa_trapdisc_pack(char *payload,
mlxsw_afa_trapdisc_trap_id_set(payload, trap_id);
}
static inline void
mlxsw_afa_trapdisc_mirror_pack(char *payload, bool mirror_enable,
u8 mirror_agent)
{
mlxsw_afa_trapdisc_mirror_enable_set(payload, mirror_enable);
mlxsw_afa_trapdisc_mirror_agent_set(payload, mirror_agent);
}
int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block)
{
char *act = mlxsw_afa_block_append_action(block,
@ -816,6 +834,21 @@ int mlxsw_afa_block_append_trap_and_forward(struct mlxsw_afa_block *block,
}
EXPORT_SYMBOL(mlxsw_afa_block_append_trap_and_forward);
int mlxsw_afa_block_append_mirror(struct mlxsw_afa_block *block,
u8 mirror_agent)
{
char *act = mlxsw_afa_block_append_action(block,
MLXSW_AFA_TRAPDISC_CODE,
MLXSW_AFA_TRAPDISC_SIZE);
if (!act)
return -ENOBUFS;
mlxsw_afa_trapdisc_pack(act, MLXSW_AFA_TRAPDISC_TRAP_ACTION_NOP,
MLXSW_AFA_TRAPDISC_FORWARD_ACTION_FORWARD, 0);
mlxsw_afa_trapdisc_mirror_pack(act, true, mirror_agent);
return 0;
}
EXPORT_SYMBOL(mlxsw_afa_block_append_mirror);
/* Forwarding Action
* -----------------
* Forwarding Action can be used to implement Policy Based Switching (PBS)

2
drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
View File

@ -65,6 +65,8 @@ int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block);
int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block, u16 trap_id);
int mlxsw_afa_block_append_trap_and_forward(struct mlxsw_afa_block *block,
u16 trap_id);
int mlxsw_afa_block_append_mirror(struct mlxsw_afa_block *block,
u8 mirror_agent);
int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block,
u8 local_port, bool in_port);
int mlxsw_afa_block_append_vlan_modify(struct mlxsw_afa_block *block,