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net/mlx5: add flow action functions to glue

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This patch adds glue functions for operations:
- Create packet reformat (encap/decap) flow action.
- Destroy flow action.

The new operations depend on HAVE_IBV_FLOW_DV_SUPPORT.

Signed-off-by: Dekel Peled <dekelp@mellanox.com>
Acked-by: Yongseok Koh <yskoh@mellanox.com>
Acked-by: Shahaf Shuler <shahafs@mellanox.com>
This commit is contained in:
Dekel Peled 2018-11-01 11:37:27 +02:00 committed by Ferruh Yigit
parent be685863a9
commit 56ef2c5815
4 changed files with 50 additions and 2 deletions
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2
drivers/net/mlx5/Makefile
View File

@ -145,7 +145,7 @@ mlx5_autoconf.h.new: $(RTE_SDK)/buildtools/auto-config-h.sh
$Q sh -- '$<' '$@' \
HAVE_IBV_FLOW_DV_SUPPORT \
infiniband/mlx5dv.h \
enum MLX5DV_FLOW_ACTION_TAG \
func mlx5dv_create_flow_action_packet_reformat \
$(AUTOCONF_OUTPUT)
$Q sh -- '$<' '$@' \
HAVE_ETHTOOL_LINK_MODE_25G \

2
drivers/net/mlx5/meson.build
View File

@ -99,7 +99,7 @@ if build
[ 'HAVE_IBV_MLX5_MOD_CQE_128B_PAD', 'infiniband/mlx5dv.h',
'MLX5DV_CQ_INIT_ATTR_FLAGS_CQE_PAD' ],
[ 'HAVE_IBV_FLOW_DV_SUPPORT', 'infiniband/mlx5dv.h',
'MLX5DV_FLOW_ACTION_TAG' ],
'mlx5dv_create_flow_action_packet_reformat' ],
[ 'HAVE_IBV_DEVICE_MPLS_SUPPORT', 'infiniband/verbs.h',
'IBV_FLOW_SPEC_MPLS' ],
[ 'HAVE_IBV_WQ_FLAG_RX_END_PADDING', 'infiniband/verbs.h',

38
drivers/net/mlx5/mlx5_glue.c
View File

@ -174,6 +174,17 @@ mlx5_glue_destroy_flow(struct ibv_flow *flow_id)
return ibv_destroy_flow(flow_id);
}
static int
mlx5_glue_destroy_flow_action(struct ibv_flow_action *action)
{
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
return ibv_destroy_flow_action(action);
#else
(void)action;
return ENOTSUP;
#endif
}
static struct ibv_qp *
mlx5_glue_create_qp(struct ibv_pd *pd, struct ibv_qp_init_attr *qp_init_attr)
{
@ -444,6 +455,30 @@ mlx5_glue_dv_destroy_flow_matcher(struct mlx5dv_flow_matcher *matcher)
#endif
}
static struct ibv_flow_action *
mlx5_glue_dv_create_flow_action_packet_reformat
(struct ibv_context *ctx,
size_t data_sz,
void *data,
enum mlx5dv_flow_action_packet_reformat_type reformat_type,
enum mlx5dv_flow_table_type ft_type)
{
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
return mlx5dv_create_flow_action_packet_reformat(ctx,
data_sz,
data,
reformat_type,
ft_type);
#else
(void)ctx;
(void)data_sz;
(void)data;
(void)reformat_type;
(void)ft_type;
return NULL;
#endif
}
alignas(RTE_CACHE_LINE_SIZE)
const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
.version = MLX5_GLUE_VERSION,
@ -470,6 +505,7 @@ const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
.modify_wq = mlx5_glue_modify_wq,
.create_flow = mlx5_glue_create_flow,
.destroy_flow = mlx5_glue_destroy_flow,
.destroy_flow_action = mlx5_glue_destroy_flow_action,
.create_qp = mlx5_glue_create_qp,
.create_qp_ex = mlx5_glue_create_qp_ex,
.destroy_qp = mlx5_glue_destroy_qp,
@ -497,4 +533,6 @@ const struct mlx5_glue *mlx5_glue = &(const struct mlx5_glue){
.dv_create_flow_matcher = mlx5_glue_dv_create_flow_matcher,
.dv_destroy_flow_matcher = mlx5_glue_dv_destroy_flow_matcher,
.dv_create_flow = mlx5_glue_dv_create_flow,
.dv_create_flow_action_packet_reformat =
mlx5_glue_dv_create_flow_action_packet_reformat,
};

10
drivers/net/mlx5/mlx5_glue.h
View File

@ -50,6 +50,9 @@ struct mlx5dv_flow_matcher;
struct mlx5dv_flow_matcher_attr;
struct mlx5dv_flow_action_attr;
struct mlx5dv_flow_match_parameters;
struct ibv_flow_action;
enum mlx5dv_flow_action_packet_reformat_type { packet_reformat_type = 0, };
enum mlx5dv_flow_table_type { flow_table_type = 0, };
#endif
/* LIB_GLUE_VERSION must be updated every time this structure is modified. */
@ -91,6 +94,7 @@ struct mlx5_glue {
struct ibv_flow *(*create_flow)(struct ibv_qp *qp,
struct ibv_flow_attr *flow);
int (*destroy_flow)(struct ibv_flow *flow_id);
int (*destroy_flow_action)(struct ibv_flow_action *action);
struct ibv_qp *(*create_qp)(struct ibv_pd *pd,
struct ibv_qp_init_attr *qp_init_attr);
struct ibv_qp *(*create_qp_ex)
@ -154,6 +158,12 @@ struct mlx5_glue {
struct mlx5dv_flow_match_parameters *match_value,
size_t num_actions,
struct mlx5dv_flow_action_attr *actions_attr);
struct ibv_flow_action *(*dv_create_flow_action_packet_reformat)
(struct ibv_context *ctx,
size_t data_sz,
void *data,
enum mlx5dv_flow_action_packet_reformat_type reformat_type,
enum mlx5dv_flow_table_type ft_type);
};
const struct mlx5_glue *mlx5_glue;