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OpenCloudOS-Kernel
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mlxsw: spectrum_acl: Add A-TCAM initialization 

Initialize the A-TCAM as part of the driver's initialization routine.

Specifically, initialize the eRP tables so that A-TCAM regions will be
able to perform allocations of eRP tables upon rule insertion in
subsequent patches.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2018-07-25 09:24:00 +03:00 committed by David S. Miller
parent ca49544ed6
commit 174c0adb69
3 changed files with 23 additions and 0 deletions
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7
drivers/net/ethernet/mellanox/mlxsw/spectrum2_acl_tcam.c
View File

@ -39,6 +39,7 @@
#include "core_acl_flex_actions.h"
struct mlxsw_sp2_acl_tcam {
struct mlxsw_sp_acl_atcam atcam;
u32 kvdl_index;
unsigned int kvdl_count;
};
@ -100,9 +101,14 @@ static int mlxsw_sp2_acl_tcam_init(struct mlxsw_sp *mlxsw_sp, void *priv,
if (err)
goto err_pgcr_write;
err = mlxsw_sp_acl_atcam_init(mlxsw_sp, &tcam->atcam);
if (err)
goto err_atcam_init;
mlxsw_afa_block_destroy(afa_block);
return 0;
err_atcam_init:
err_pgcr_write:
err_pefa_write:
err_afa_block_continue:
@ -117,6 +123,7 @@ static void mlxsw_sp2_acl_tcam_fini(struct mlxsw_sp *mlxsw_sp, void *priv)
{
struct mlxsw_sp2_acl_tcam *tcam = priv;
mlxsw_sp_acl_atcam_fini(mlxsw_sp, &tcam->atcam);
mlxsw_sp_kvdl_free(mlxsw_sp, MLXSW_SP_KVDL_ENTRY_TYPE_ACTSET,
tcam->kvdl_count, tcam->kvdl_index);
}

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

@ -93,3 +93,15 @@ int mlxsw_sp_acl_atcam_region_init(struct mlxsw_sp *mlxsw_sp,
return 0;
}
int mlxsw_sp_acl_atcam_init(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_atcam *atcam)
{
return mlxsw_sp_acl_erps_init(mlxsw_sp, atcam);
}
void mlxsw_sp_acl_atcam_fini(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_atcam *atcam)
{
mlxsw_sp_acl_erps_fini(mlxsw_sp, atcam);
}

4
drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.h
View File

@ -173,6 +173,10 @@ int mlxsw_sp_acl_atcam_region_associate(struct mlxsw_sp *mlxsw_sp,
u16 region_id);
int mlxsw_sp_acl_atcam_region_init(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_tcam_region *region);
int mlxsw_sp_acl_atcam_init(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_atcam *atcam);
void mlxsw_sp_acl_atcam_fini(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_atcam *atcam);
struct mlxsw_sp_acl_erp;