On Thu, Apr 18, 2019 at 11:28:47AM +0000, Ori Kam wrote:
> In current implementation the DV steering supported only NIC steering.
> This commit adds the transfer attribute in order to create a matcher
> on the FDB tabels.
>
> Signed-off-by: Ori Kam <or...@mellanox.com>
> ---
Acked-by: Yongseok Koh <ys...@mellanox.com>
> v2:
> * Address ML comments.
> ---
> drivers/net/mlx5/mlx5_flow.c | 1 +
> drivers/net/mlx5/mlx5_flow.h | 2 ++
> drivers/net/mlx5/mlx5_flow_dv.c | 22 ++++++++++++++++++----
> 3 files changed, 21 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
> index b1effda..8afb966 100644
> --- a/drivers/net/mlx5/mlx5_flow.c
> +++ b/drivers/net/mlx5/mlx5_flow.c
> @@ -2095,6 +2095,7 @@ uint32_t mlx5_flow_adjust_priority(struct rte_eth_dev
> *dev, int32_t priority,
> flow = rte_calloc(__func__, 1, flow_size, 0);
> flow->drv_type = flow_get_drv_type(dev, attr);
> flow->ingress = attr->ingress;
> + flow->transfer = attr->transfer;
> assert(flow->drv_type > MLX5_FLOW_TYPE_MIN &&
> flow->drv_type < MLX5_FLOW_TYPE_MAX);
> flow->queue = (void *)(flow + 1);
> diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
> index 85954c2..9d72024 100644
> --- a/drivers/net/mlx5/mlx5_flow.h
> +++ b/drivers/net/mlx5/mlx5_flow.h
> @@ -210,6 +210,7 @@ struct mlx5_flow_dv_matcher {
> uint16_t crc; /**< CRC of key. */
> uint16_t priority; /**< Priority of matcher. */
> uint8_t egress; /**< Egress matcher. */
> + uint8_t transfer; /**< 1 if the flow is E-Switch flow. */
> uint32_t group; /**< The matcher group. */
> struct mlx5_flow_dv_match_params mask; /**< Matcher mask. */
> };
> @@ -382,6 +383,7 @@ struct rte_flow {
> struct mlx5_fdir *fdir; /**< Pointer to associated FDIR if any. */
> uint8_t ingress; /**< 1 if the flow is ingress. */
> uint32_t group; /**< The group index. */
> + uint8_t transfer; /**< 1 if the flow is E-Switch flow. */
> };
>
> typedef int (*mlx5_flow_validate_t)(struct rte_eth_dev *dev,
> diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
> index e3d9aa2..182abb3 100644
> --- a/drivers/net/mlx5/mlx5_flow_dv.c
> +++ b/drivers/net/mlx5/mlx5_flow_dv.c
> @@ -3192,6 +3192,8 @@ struct field_modify_info modify_tcp[] = {
> * Table id to use.
> * @param[in] egress
> * Direction of the table.
> + * @param[in] transfer
> + * E-Switch or NIC flow.
> * @param[out] error
> * pointer to error structure.
> *
> @@ -3201,6 +3203,7 @@ struct field_modify_info modify_tcp[] = {
> static struct mlx5_flow_tbl_resource *
> flow_dv_tbl_resource_get(struct rte_eth_dev *dev,
> uint32_t table_id, uint8_t egress,
> + uint8_t transfer,
> struct rte_flow_error *error)
> {
> struct mlx5_priv *priv = dev->data->dev_private;
> @@ -3208,7 +3211,12 @@ struct field_modify_info modify_tcp[] = {
> struct mlx5_flow_tbl_resource *tbl;
>
> #ifdef HAVE_MLX5DV_DR
> - if (egress) {
> + if (transfer) {
> + tbl = &sh->fdb_tbl[table_id];
> + if (!tbl->obj)
> + tbl->obj = mlx5_glue->dr_create_flow_tbl
> + (sh->fdb_ns, table_id);
> + } else if (egress) {
> tbl = &sh->tx_tbl[table_id];
> if (!tbl->obj)
> tbl->obj = mlx5_glue->dr_create_flow_tbl
> @@ -3230,7 +3238,9 @@ struct field_modify_info modify_tcp[] = {
> #else
> (void)error;
> (void)tbl;
> - if (egress)
> + if (transfer)
> + return &sh->fdb_tbl[table_id];
> + else if (egress)
> return &sh->tx_tbl[table_id];
> else
> return &sh->rx_tbl[table_id];
> @@ -3295,6 +3305,7 @@ struct field_modify_info modify_tcp[] = {
> matcher->priority == cache_matcher->priority &&
> matcher->egress == cache_matcher->egress &&
> matcher->group == cache_matcher->group &&
> + matcher->transfer == cache_matcher->transfer &&
> !memcmp((const void *)matcher->mask.buf,
> (const void *)cache_matcher->mask.buf,
> cache_matcher->mask.size)) {
> @@ -3316,7 +3327,8 @@ struct field_modify_info modify_tcp[] = {
> RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
> "cannot allocate matcher memory");
> tbl = flow_dv_tbl_resource_get(dev, matcher->group * MLX5_GROUP_FACTOR,
> - matcher->egress, error);
> + matcher->egress, matcher->transfer,
> + error);
> if (!tbl) {
> rte_free(cache_matcher);
> return rte_flow_error_set(error, ENOMEM,
> @@ -3643,7 +3655,8 @@ struct field_modify_info modify_tcp[] = {
> jump_data = action->conf;
> tbl = flow_dv_tbl_resource_get(dev, jump_data->group *
> MLX5_GROUP_FACTOR,
> - attr->egress, error);
> + attr->egress,
> + attr->transfer, error);
> if (!tbl)
> return rte_flow_error_set
> (error, errno,
> @@ -3871,6 +3884,7 @@ struct field_modify_info modify_tcp[] = {
> matcher.priority);
> matcher.egress = attr->egress;
> matcher.group = attr->group;
> + matcher.transfer = attr->transfer;
> if (flow_dv_matcher_register(dev, &matcher, dev_flow, error))
> return -rte_errno;
> return 0;
> --
> 1.8.3.1
>
