Add support for HWS GENEVE options for flex parser profile 0 and group
0.

This patch avoids parser creation during matcher/flow preparation for HW
steering (MLX5_SET_MATCHER_HS) and removes some logic done in
"flow_dev_geneve_tlv_option_resource_*()" functions when dv_flow_en=2.

After this change, those functions became static and they were removed
from header file.

Signed-off-by: Michael Baum <michae...@nvidia.com>
Acked-by: Suanming Mou <suanmi...@nvidia.com>
---
 drivers/net/mlx5/mlx5.c         |  8 +-------
 drivers/net/mlx5/mlx5_flow.h    |  4 ----
 drivers/net/mlx5/mlx5_flow_dv.c | 24 +++++++++++-------------
 3 files changed, 12 insertions(+), 24 deletions(-)

diff --git a/drivers/net/mlx5/mlx5.c b/drivers/net/mlx5/mlx5.c
index 5f8af31aea..881c42a97a 100644
--- a/drivers/net/mlx5/mlx5.c
+++ b/drivers/net/mlx5/mlx5.c
@@ -2049,13 +2049,7 @@ mlx5_free_shared_dev_ctx(struct mlx5_dev_ctx_shared *sh)
        } while (++i <= sh->bond.n_port);
        if (sh->td)
                claim_zero(mlx5_devx_cmd_destroy(sh->td));
-#ifdef HAVE_MLX5_HWS_SUPPORT
-       /* HWS manages geneve_tlv_option resource as global. */
-       if (sh->config.dv_flow_en == 2)
-               flow_dev_geneve_tlv_option_resource_release(sh);
-       else
-#endif
-               MLX5_ASSERT(sh->geneve_tlv_option_resource == NULL);
+       MLX5_ASSERT(sh->geneve_tlv_option_resource == NULL);
        pthread_mutex_destroy(&sh->txpp.mutex);
        mlx5_lwm_unset(sh);
        mlx5_physical_device_destroy(sh->phdev);
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index 0459472fe4..655e4d3d86 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -2832,10 +2832,6 @@ void flow_hw_grp_clone_free_cb(void *tool_ctx, struct 
mlx5_list_entry *entry);
 
 struct mlx5_aso_age_action *flow_aso_age_get_by_idx(struct rte_eth_dev *dev,
                                                    uint32_t age_idx);
-int flow_dev_geneve_tlv_option_resource_register(struct rte_eth_dev *dev,
-                                            const struct rte_flow_item *item,
-                                            struct rte_flow_error *error);
-void flow_dev_geneve_tlv_option_resource_release(struct mlx5_dev_ctx_shared 
*sh);
 
 void flow_release_workspace(void *data);
 int mlx5_flow_os_init_workspace_once(void);
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index ae10981165..857813368b 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -9998,7 +9998,7 @@ flow_dv_translate_item_geneve(void *key, const struct 
rte_flow_item *item,
 /**
  * Create Geneve TLV option resource.
  *
- * @param dev[in, out]
+ * @param[in, out] dev
  *   Pointer to rte_eth_dev structure.
  * @param[in] item
  *   Flow pattern to translate.
@@ -10008,8 +10008,7 @@ flow_dv_translate_item_geneve(void *key, const struct 
rte_flow_item *item,
  * @return
  *   0 on success otherwise -errno and errno is set.
  */
-
-int
+static int
 flow_dev_geneve_tlv_option_resource_register(struct rte_eth_dev *dev,
                                             const struct rte_flow_item *item,
                                             struct rte_flow_error *error)
@@ -10022,6 +10021,7 @@ flow_dev_geneve_tlv_option_resource_register(struct 
rte_eth_dev *dev,
        const struct rte_flow_item_geneve_opt *geneve_opt_v = item->spec;
        int ret = 0;
 
+       MLX5_ASSERT(sh->config.dv_flow_en == 1);
        if (!geneve_opt_v)
                return -1;
        rte_spinlock_lock(&sh->geneve_tlv_opt_sl);
@@ -10032,13 +10032,8 @@ flow_dev_geneve_tlv_option_resource_register(struct 
rte_eth_dev *dev,
                        geneve_opt_v->option_type &&
                        geneve_opt_resource->length ==
                        geneve_opt_v->option_len) {
-                       /*
-                        * We already have GENEVE TLV option obj allocated.
-                        * Increasing refcnt only in SWS. HWS uses it as global.
-                        */
-                       if (priv->sh->config.dv_flow_en == 1)
-                               
__atomic_fetch_add(&geneve_opt_resource->refcnt, 1,
-                                                  __ATOMIC_RELAXED);
+                       __atomic_fetch_add(&geneve_opt_resource->refcnt, 1,
+                                          __ATOMIC_RELAXED);
                } else {
                        ret = rte_flow_error_set(error, ENOMEM,
                                RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
@@ -10117,8 +10112,11 @@ flow_dv_translate_item_geneve_opt(struct rte_eth_dev 
*dev, void *key,
                return -1;
        MLX5_ITEM_UPDATE(item, key_type, geneve_opt_v, geneve_opt_m,
                         &rte_flow_item_geneve_opt_mask);
-       /* Register resource requires item spec. */
-       if (key_type & MLX5_SET_MATCHER_V) {
+       /*
+        * Register resource requires item spec for SW steering,
+        * for HW steering resources is registered explicitly by user.
+        */
+       if (key_type & MLX5_SET_MATCHER_SW_V) {
                ret = flow_dev_geneve_tlv_option_resource_register(dev, item,
                                                                   error);
                if (ret) {
@@ -15900,7 +15898,7 @@ flow_dv_dest_array_resource_release(struct rte_eth_dev 
*dev,
                                    &resource->entry);
 }
 
-void
+static void
 flow_dev_geneve_tlv_option_resource_release(struct mlx5_dev_ctx_shared *sh)
 {
        struct mlx5_geneve_tlv_option_resource *geneve_opt_resource =
-- 
2.25.1

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