[27/27] net/mlx5: implement METER MARK indirect action for HWS

Message ID 20220923144334.27736-28-suanmingm@nvidia.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series net/mlx5: HW steering PMD update |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/Intel-compilation warning apply issues

Commit Message

Suanming Mou Sept. 23, 2022, 2:43 p.m. UTC
  From: Alexander Kozyrev <akozyrev@nvidia.com>

Add ability to create an indirect action handle for METER_MARK.
It allows to share one Meter between several different actions.

Signed-off-by: Alexander Kozyrev <akozyrev@nvidia.com>
---
 drivers/net/mlx5/mlx5_flow.c    |   6 ++
 drivers/net/mlx5/mlx5_flow.h    |  25 ++++-
 drivers/net/mlx5/mlx5_flow_hw.c | 160 +++++++++++++++++++++++++++++++-
 3 files changed, 183 insertions(+), 8 deletions(-)
  

Patch

diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index cbf9c31984..9627ffc979 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -4221,6 +4221,12 @@  flow_action_handles_translate(struct rte_eth_dev *dev,
 						MLX5_RTE_FLOW_ACTION_TYPE_COUNT;
 			translated[handle->index].conf = (void *)(uintptr_t)idx;
 			break;
+		case MLX5_INDIRECT_ACTION_TYPE_METER_MARK:
+			translated[handle->index].type =
+						(enum rte_flow_action_type)
+						MLX5_RTE_FLOW_ACTION_TYPE_METER_MARK;
+			translated[handle->index].conf = (void *)(uintptr_t)idx;
+			break;
 		case MLX5_INDIRECT_ACTION_TYPE_AGE:
 			if (priv->sh->flow_hit_aso_en) {
 				translated[handle->index].type =
diff --git a/drivers/net/mlx5/mlx5_flow.h b/drivers/net/mlx5/mlx5_flow.h
index e1eb0ab697..30b8e1df99 100644
--- a/drivers/net/mlx5/mlx5_flow.h
+++ b/drivers/net/mlx5/mlx5_flow.h
@@ -47,6 +47,7 @@  enum mlx5_rte_flow_action_type {
 	MLX5_RTE_FLOW_ACTION_TYPE_COUNT,
 	MLX5_RTE_FLOW_ACTION_TYPE_JUMP,
 	MLX5_RTE_FLOW_ACTION_TYPE_RSS,
+	MLX5_RTE_FLOW_ACTION_TYPE_METER_MARK,
 };
 
 /* Private (internal) Field IDs for MODIFY_FIELD action. */
@@ -55,22 +56,35 @@  enum mlx5_rte_flow_field_id {
 			MLX5_RTE_FLOW_FIELD_META_REG,
 };
 
-#define MLX5_INDIRECT_ACTION_TYPE_OFFSET 30
+#define MLX5_INDIRECT_ACTION_TYPE_OFFSET 29
 
 enum {
 	MLX5_INDIRECT_ACTION_TYPE_RSS,
 	MLX5_INDIRECT_ACTION_TYPE_AGE,
 	MLX5_INDIRECT_ACTION_TYPE_COUNT,
 	MLX5_INDIRECT_ACTION_TYPE_CT,
+	MLX5_INDIRECT_ACTION_TYPE_METER_MARK,
 };
 
-/* Now, the maximal ports will be supported is 256, action number is 4M. */
-#define MLX5_INDIRECT_ACT_CT_MAX_PORT 0x100
+enum MLX5_SET_MATCHER {
+	MLX5_SET_MATCHER_SW_V = 1 << 0,
+	MLX5_SET_MATCHER_SW_M = 1 << 1,
+	MLX5_SET_MATCHER_HS_V = 1 << 2,
+	MLX5_SET_MATCHER_HS_M = 1 << 3,
+};
+
+#define MLX5_SET_MATCHER_SW (MLX5_SET_MATCHER_SW_V | MLX5_SET_MATCHER_SW_M)
+#define MLX5_SET_MATCHER_HS (MLX5_SET_MATCHER_HS_V | MLX5_SET_MATCHER_HS_M)
+#define MLX5_SET_MATCHER_V (MLX5_SET_MATCHER_SW_V | MLX5_SET_MATCHER_HS_V)
+#define MLX5_SET_MATCHER_M (MLX5_SET_MATCHER_SW_M | MLX5_SET_MATCHER_HS_M)
+
+/* Now, the maximal ports will be supported is 16, action number is 32M. */
+#define MLX5_ACTION_CTX_CT_MAX_PORT 0x10
 
 #define MLX5_INDIRECT_ACT_CT_OWNER_SHIFT 22
 #define MLX5_INDIRECT_ACT_CT_OWNER_MASK (MLX5_INDIRECT_ACT_CT_MAX_PORT - 1)
 
-/* 30-31: type, 22-29: owner port, 0-21: index. */
+/* 29-31: type, 25-28: owner port, 0-24: index */
 #define MLX5_INDIRECT_ACT_CT_GEN_IDX(owner, index) \
 	((MLX5_INDIRECT_ACTION_TYPE_CT << MLX5_INDIRECT_ACTION_TYPE_OFFSET) | \
 	 (((owner) & MLX5_INDIRECT_ACT_CT_OWNER_MASK) << \
@@ -1159,6 +1173,9 @@  struct mlx5_action_construct_data {
 		struct {
 			uint32_t id;
 		} shared_counter;
+		struct {
+			uint32_t id;
+		} shared_meter;
 	};
 };
 
diff --git a/drivers/net/mlx5/mlx5_flow_hw.c b/drivers/net/mlx5/mlx5_flow_hw.c
index 90a6c0c78f..e114bf11c1 100644
--- a/drivers/net/mlx5/mlx5_flow_hw.c
+++ b/drivers/net/mlx5/mlx5_flow_hw.c
@@ -615,6 +615,42 @@  __flow_hw_act_data_shared_cnt_append(struct mlx5_priv *priv,
 	return 0;
 }
 
+/**
+ * Append shared meter_mark action to the dynamic action list.
+ *
+ * @param[in] priv
+ *   Pointer to the port private data structure.
+ * @param[in] acts
+ *   Pointer to the template HW steering DR actions.
+ * @param[in] type
+ *   Action type.
+ * @param[in] action_src
+ *   Offset of source rte flow action.
+ * @param[in] action_dst
+ *   Offset of destination DR action.
+ * @param[in] mtr_id
+ *   Shared meter id.
+ *
+ * @return
+ *    0 on success, negative value otherwise and rte_errno is set.
+ */
+static __rte_always_inline int
+__flow_hw_act_data_shared_mtr_append(struct mlx5_priv *priv,
+				     struct mlx5_hw_actions *acts,
+				     enum rte_flow_action_type type,
+				     uint16_t action_src,
+				     uint16_t action_dst,
+				     cnt_id_t mtr_id)
+{	struct mlx5_action_construct_data *act_data;
+
+	act_data = __flow_hw_act_data_alloc(priv, type, action_src, action_dst);
+	if (!act_data)
+		return -1;
+	act_data->type = type;
+	act_data->shared_meter.id = mtr_id;
+	LIST_INSERT_HEAD(&acts->act_list, act_data, next);
+	return 0;
+}
 
 /**
  * Translate shared indirect action.
@@ -668,6 +704,13 @@  flow_hw_shared_action_translate(struct rte_eth_dev *dev,
 		if (flow_hw_ct_compile(dev, idx, &acts->rule_acts[action_dst]))
 			return -1;
 		break;
+	case MLX5_INDIRECT_ACTION_TYPE_METER_MARK:
+		if (__flow_hw_act_data_shared_mtr_append(priv, acts,
+			(enum rte_flow_action_type)
+			MLX5_RTE_FLOW_ACTION_TYPE_METER_MARK,
+			action_src, action_dst, idx))
+			return -1;
+		break;
 	default:
 		DRV_LOG(WARNING, "Unsupported shared action type:%d", type);
 		break;
@@ -1682,8 +1725,10 @@  flow_hw_shared_action_construct(struct rte_eth_dev *dev,
 				struct mlx5dr_rule_action *rule_act)
 {
 	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_aso_mtr_pool *pool = priv->hws_mpool;
 	struct mlx5_action_construct_data act_data;
 	struct mlx5_shared_action_rss *shared_rss;
+	struct mlx5_aso_mtr *aso_mtr;
 	uint32_t act_idx = (uint32_t)(uintptr_t)action->conf;
 	uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
 	uint32_t idx = act_idx &
@@ -1719,6 +1764,17 @@  flow_hw_shared_action_construct(struct rte_eth_dev *dev,
 		if (flow_hw_ct_compile(dev, idx, rule_act))
 			return -1;
 		break;
+	case MLX5_INDIRECT_ACTION_TYPE_METER_MARK:
+		/* Find ASO object. */
+		aso_mtr = mlx5_ipool_get(pool->idx_pool, idx);
+		if (!aso_mtr)
+			return -1;
+		rule_act->action = pool->action;
+		rule_act->aso_meter.offset = aso_mtr->offset;
+		rule_act->aso_meter.init_color =
+			(enum mlx5dr_action_aso_meter_color)
+			rte_col_2_mlx5_col(aso_mtr->init_color);
+		break;
 	default:
 		DRV_LOG(WARNING, "Unsupported shared action type:%d", type);
 		break;
@@ -1856,6 +1912,7 @@  flow_hw_actions_construct(struct rte_eth_dev *dev,
 			  uint32_t queue)
 {
 	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_aso_mtr_pool *pool = priv->hws_mpool;
 	struct rte_flow_template_table *table = job->flow->table;
 	struct mlx5_action_construct_data *act_data;
 	const struct rte_flow_actions_template *at = hw_at->action_template;
@@ -2065,6 +2122,21 @@  flow_hw_actions_construct(struct rte_eth_dev *dev,
 					       &rule_acts[act_data->action_dst]))
 				return -1;
 			break;
+		case MLX5_RTE_FLOW_ACTION_TYPE_METER_MARK:
+			mtr_id = act_data->shared_meter.id &
+				((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
+			/* Find ASO object. */
+			aso_mtr = mlx5_ipool_get(pool->idx_pool, mtr_id);
+			if (!aso_mtr)
+				return -1;
+			rule_acts[act_data->action_dst].action =
+							pool->action;
+			rule_acts[act_data->action_dst].aso_meter.offset =
+							aso_mtr->offset;
+			rule_acts[act_data->action_dst].aso_meter.init_color =
+				(enum mlx5dr_action_aso_meter_color)
+				rte_col_2_mlx5_col(aso_mtr->init_color);
+			break;
 		case RTE_FLOW_ACTION_TYPE_METER_MARK:
 			ret = flow_hw_meter_mark_compile(dev,
 				act_data->action_dst, action,
@@ -3252,6 +3324,11 @@  flow_hw_dr_actions_template_handle_shared(const struct rte_flow_action *mask,
 		action_types[*curr_off] = MLX5DR_ACTION_TYP_ASO_CT;
 		*curr_off = *curr_off + 1;
 		break;
+	case RTE_FLOW_ACTION_TYPE_METER_MARK:
+		at->actions_off[action_src] = *curr_off;
+		action_types[*curr_off] = MLX5DR_ACTION_TYP_ASO_METER;
+		*curr_off = *curr_off + 1;
+		break;
 	default:
 		DRV_LOG(WARNING, "Unsupported shared action type: %d", type);
 		return -EINVAL;
@@ -5793,7 +5870,9 @@  flow_hw_action_handle_create(struct rte_eth_dev *dev, uint32_t queue,
 {
 	struct rte_flow_action_handle *handle = NULL;
 	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_aso_mtr *aso_mtr;
 	cnt_id_t cnt_id;
+	uint32_t mtr_id;
 
 	RTE_SET_USED(queue);
 	RTE_SET_USED(attr);
@@ -5812,6 +5891,14 @@  flow_hw_action_handle_create(struct rte_eth_dev *dev, uint32_t queue,
 	case RTE_FLOW_ACTION_TYPE_CONNTRACK:
 		handle = flow_hw_conntrack_create(dev, queue, action->conf, error);
 		break;
+	case RTE_FLOW_ACTION_TYPE_METER_MARK:
+		aso_mtr = flow_hw_meter_mark_alloc(dev, action);
+		if (!aso_mtr)
+			break;
+		mtr_id = (MLX5_INDIRECT_ACTION_TYPE_METER_MARK <<
+			MLX5_INDIRECT_ACTION_TYPE_OFFSET) | (aso_mtr->fm.meter_id);
+		handle = (struct rte_flow_action_handle *)(uintptr_t)mtr_id;
+		break;
 	default:
 		handle = flow_dv_action_create(dev, conf, action, error);
 	}
@@ -5847,18 +5934,58 @@  flow_hw_action_handle_update(struct rte_eth_dev *dev, uint32_t queue,
 			     void *user_data,
 			     struct rte_flow_error *error)
 {
-	uint32_t act_idx = (uint32_t)(uintptr_t)handle;
-	uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
-
 	RTE_SET_USED(queue);
 	RTE_SET_USED(attr);
 	RTE_SET_USED(user_data);
+	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_aso_mtr_pool *pool = priv->hws_mpool;
+	const struct rte_flow_update_meter_mark *upd_meter_mark =
+		(const struct rte_flow_update_meter_mark *)update;
+	const struct rte_flow_action_meter_mark *meter_mark;
+	struct mlx5_aso_mtr *aso_mtr;
+	struct mlx5_flow_meter_info *fm;
+	uint32_t act_idx = (uint32_t)(uintptr_t)handle;
+	uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
+	uint32_t idx = act_idx & ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
+
 	switch (type) {
 	case MLX5_INDIRECT_ACTION_TYPE_CT:
 		return flow_hw_conntrack_update(dev, queue, update, act_idx, error);
+	case MLX5_INDIRECT_ACTION_TYPE_METER_MARK:
+		meter_mark = &upd_meter_mark->meter_mark;
+		/* Find ASO object. */
+		aso_mtr = mlx5_ipool_get(pool->idx_pool, idx);
+		if (!aso_mtr)
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Invalid meter_mark update index");
+		fm = &aso_mtr->fm;
+		if (upd_meter_mark->profile_valid)
+			fm->profile = (struct mlx5_flow_meter_profile *)
+							(meter_mark->profile);
+		if (upd_meter_mark->color_mode_valid)
+			fm->color_aware = meter_mark->color_mode;
+		if (upd_meter_mark->init_color_valid)
+			aso_mtr->init_color = (meter_mark->color_mode) ?
+				meter_mark->init_color : RTE_COLOR_GREEN;
+		if (upd_meter_mark->state_valid)
+			fm->is_enable = meter_mark->state;
+		/* Update ASO flow meter by wqe. */
+		if (mlx5_aso_meter_update_by_wqe(priv->sh, aso_mtr,
+						 &priv->mtr_bulk))
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Unable to update ASO meter WQE");
+		/* Wait for ASO object completion. */
+		if (mlx5_aso_mtr_wait(priv->sh, aso_mtr))
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Unable to wait for ASO meter CQE");
+		return 0;
 	default:
-		return flow_dv_action_update(dev, handle, update, error);
+		break;
 	}
+	return flow_dv_action_update(dev, handle, update, error);
 }
 
 /**
@@ -5889,7 +6016,11 @@  flow_hw_action_handle_destroy(struct rte_eth_dev *dev, uint32_t queue,
 {
 	uint32_t act_idx = (uint32_t)(uintptr_t)handle;
 	uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
+	uint32_t idx = act_idx & ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
 	struct mlx5_priv *priv = dev->data->dev_private;
+	struct mlx5_aso_mtr_pool *pool = priv->hws_mpool;
+	struct mlx5_aso_mtr *aso_mtr;
+	struct mlx5_flow_meter_info *fm;
 
 	RTE_SET_USED(queue);
 	RTE_SET_USED(attr);
@@ -5899,6 +6030,27 @@  flow_hw_action_handle_destroy(struct rte_eth_dev *dev, uint32_t queue,
 		return mlx5_hws_cnt_shared_put(priv->hws_cpool, &act_idx);
 	case MLX5_INDIRECT_ACTION_TYPE_CT:
 		return flow_hw_conntrack_destroy(dev, act_idx, error);
+	case MLX5_INDIRECT_ACTION_TYPE_METER_MARK:
+		aso_mtr = mlx5_ipool_get(pool->idx_pool, idx);
+		if (!aso_mtr)
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Invalid meter_mark destroy index");
+		fm = &aso_mtr->fm;
+		fm->is_enable = 0;
+		/* Update ASO flow meter by wqe. */
+		if (mlx5_aso_meter_update_by_wqe(priv->sh, aso_mtr,
+						 &priv->mtr_bulk))
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Unable to update ASO meter WQE");
+		/* Wait for ASO object completion. */
+		if (mlx5_aso_mtr_wait(priv->sh, aso_mtr))
+			return rte_flow_error_set(error, EINVAL,
+				RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+				NULL, "Unable to wait for ASO meter CQE");
+		mlx5_ipool_free(pool->idx_pool, idx);
+		return 0;
 	default:
 		return flow_dv_action_destroy(dev, handle, error);
 	}