net/mlx5: HWS, added debug dump and internal headers

Added debug dump of the existing HWS state,
and all the required internal definitions.

To dump the HWS state, cat the following debugfs node:

  cat /sys/kernel/debug/mlx5/<PCI>/steering/fdb/ctx_<ctx_id>
Reviewed-by: Hamdan Agbariya <hamdani@nvidia.com>
Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_debug.c

+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+/* Copyright (c) 2024 NVIDIA Corporation & Affiliates */
+
+#include <linux/debugfs.h>
+#include <linux/kernel.h>
+#include <linux/seq_file.h>
+#include <linux/version.h>
+#include "mlx5hws_internal.h"
+
+static int
+hws_debug_dump_matcher_template_definer(struct seq_file *f,
+					void *parent_obj,
+					struct mlx5hws_definer *definer,
+					enum mlx5hws_debug_res_type type)
+{
+	int i;
+
+	if (!definer)
+		return 0;
+
+	seq_printf(f, "%d,0x%llx,0x%llx,%d,%d,",
+		   type,
+		   HWS_PTR_TO_ID(definer),
+		   HWS_PTR_TO_ID(parent_obj),
+		   definer->obj_id,
+		   definer->type);
+
+	for (i = 0; i < DW_SELECTORS; i++)
+		seq_printf(f, "0x%x%s", definer->dw_selector[i],
+			   (i == DW_SELECTORS - 1) ? "," : "-");
+
+	for (i = 0; i < BYTE_SELECTORS; i++)
+		seq_printf(f, "0x%x%s", definer->byte_selector[i],
+			   (i == BYTE_SELECTORS - 1) ? "," : "-");
+
+	for (i = 0; i < MLX5HWS_JUMBO_TAG_SZ; i++)
+		seq_printf(f, "%02x", definer->mask.jumbo[i]);
+
+	seq_puts(f, "\n");
+
+	return 0;
+}
+
+static int
+hws_debug_dump_matcher_match_template(struct seq_file *f, struct mlx5hws_matcher *matcher)
+{
+	enum mlx5hws_debug_res_type type;
+	int i, ret;
+
+	for (i = 0; i < matcher->num_of_mt; i++) {
+		struct mlx5hws_match_template *mt = &matcher->mt[i];
+
+		seq_printf(f, "%d,0x%llx,0x%llx,%d,%d,%d\n",
+			   MLX5HWS_DEBUG_RES_TYPE_MATCHER_MATCH_TEMPLATE,
+			   HWS_PTR_TO_ID(mt),
+			   HWS_PTR_TO_ID(matcher),
+			   mt->fc_sz,
+			   0, 0);
+
+		type = MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_MATCH_DEFINER;
+		ret = hws_debug_dump_matcher_template_definer(f, mt, mt->definer, type);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int
+hws_debug_dump_matcher_action_template(struct seq_file *f, struct mlx5hws_matcher *matcher)
+{
+	enum mlx5hws_action_type action_type;
+	int i, j;
+
+	for (i = 0; i < matcher->num_of_at; i++) {
+		struct mlx5hws_action_template *at = &matcher->at[i];
+
+		seq_printf(f, "%d,0x%llx,0x%llx,%d,%d,%d",
+			   MLX5HWS_DEBUG_RES_TYPE_MATCHER_ACTION_TEMPLATE,
+			   HWS_PTR_TO_ID(at),
+			   HWS_PTR_TO_ID(matcher),
+			   at->only_term,
+			   at->num_of_action_stes,
+			   at->num_actions);
+
+		for (j = 0; j < at->num_actions; j++) {
+			action_type = at->action_type_arr[j];
+			seq_printf(f, ",%s", mlx5hws_action_type_to_str(action_type));
+		}
+
+		seq_puts(f, "\n");
+	}
+
+	return 0;
+}
+
+static int
+hws_debug_dump_matcher_attr(struct seq_file *f, struct mlx5hws_matcher *matcher)
+{
+	struct mlx5hws_matcher_attr *attr = &matcher->attr;
+
+	seq_printf(f, "%d,0x%llx,%d,%d,%d,%d,%d,%d,%d,%d\n",
+		   MLX5HWS_DEBUG_RES_TYPE_MATCHER_ATTR,
+		   HWS_PTR_TO_ID(matcher),
+		   attr->priority,
+		   attr->mode,
+		   attr->table.sz_row_log,
+		   attr->table.sz_col_log,
+		   attr->optimize_using_rule_idx,
+		   attr->optimize_flow_src,
+		   attr->insert_mode,
+		   attr->distribute_mode);
+
+	return 0;
+}
+
+static int hws_debug_dump_matcher(struct seq_file *f, struct mlx5hws_matcher *matcher)
+{
+	enum mlx5hws_table_type tbl_type = matcher->tbl->type;
+	struct mlx5hws_cmd_ft_query_attr ft_attr = {0};
+	struct mlx5hws_pool_chunk *ste;
+	struct mlx5hws_pool *ste_pool;
+	u64 icm_addr_0 = 0;
+	u64 icm_addr_1 = 0;
+	u32 ste_0_id = -1;
+	u32 ste_1_id = -1;
+	int ret;
+
+	seq_printf(f, "%d,0x%llx,0x%llx,%d,%d,0x%llx",
+		   MLX5HWS_DEBUG_RES_TYPE_MATCHER,
+		   HWS_PTR_TO_ID(matcher),
+		   HWS_PTR_TO_ID(matcher->tbl),
+		   matcher->num_of_mt,
+		   matcher->end_ft_id,
+		   matcher->col_matcher ? HWS_PTR_TO_ID(matcher->col_matcher) : 0);
+
+	ste = &matcher->match_ste.ste;
+	ste_pool = matcher->match_ste.pool;
+	if (ste_pool) {
+		ste_0_id = mlx5hws_pool_chunk_get_base_id(ste_pool, ste);
+		if (tbl_type == MLX5HWS_TABLE_TYPE_FDB)
+			ste_1_id = mlx5hws_pool_chunk_get_base_mirror_id(ste_pool, ste);
+	}
+
+	seq_printf(f, ",%d,%d,%d,%d",
+		   matcher->match_ste.rtc_0_id,
+		   (int)ste_0_id,
+		   matcher->match_ste.rtc_1_id,
+		   (int)ste_1_id);
+
+	ste = &matcher->action_ste[0].ste;
+	ste_pool = matcher->action_ste[0].pool;
+	if (ste_pool) {
+		ste_0_id = mlx5hws_pool_chunk_get_base_id(ste_pool, ste);
+		if (tbl_type == MLX5HWS_TABLE_TYPE_FDB)
+			ste_1_id = mlx5hws_pool_chunk_get_base_mirror_id(ste_pool, ste);
+		else
+			ste_1_id = -1;
+	} else {
+		ste_0_id = -1;
+		ste_1_id = -1;
+	}
+
+	ft_attr.type = matcher->tbl->fw_ft_type;
+	ret = mlx5hws_cmd_flow_table_query(matcher->tbl->ctx->mdev,
+					   matcher->end_ft_id,
+					   &ft_attr,
+					   &icm_addr_0,
+					   &icm_addr_1);
+	if (ret)
+		return ret;
+
+	seq_printf(f, ",%d,%d,%d,%d,%d,0x%llx,0x%llx\n",
+		   matcher->action_ste[0].rtc_0_id,
+		   (int)ste_0_id,
+		   matcher->action_ste[0].rtc_1_id,
+		   (int)ste_1_id,
+		   0,
+		   mlx5hws_debug_icm_to_idx(icm_addr_0),
+		   mlx5hws_debug_icm_to_idx(icm_addr_1));
+
+	ret = hws_debug_dump_matcher_attr(f, matcher);
+	if (ret)
+		return ret;
+
+	ret = hws_debug_dump_matcher_match_template(f, matcher);
+	if (ret)
+		return ret;
+
+	ret = hws_debug_dump_matcher_action_template(f, matcher);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+static int hws_debug_dump_table(struct seq_file *f, struct mlx5hws_table *tbl)
+{
+	struct mlx5hws_cmd_ft_query_attr ft_attr = {0};
+	struct mlx5hws_matcher *matcher;
+	u64 local_icm_addr_0 = 0;
+	u64 local_icm_addr_1 = 0;
+	u64 icm_addr_0 = 0;
+	u64 icm_addr_1 = 0;
+	int ret;
+
+	seq_printf(f, "%d,0x%llx,0x%llx,%d,%d,%d,%d,%d",
+		   MLX5HWS_DEBUG_RES_TYPE_TABLE,
+		   HWS_PTR_TO_ID(tbl),
+		   HWS_PTR_TO_ID(tbl->ctx),
+		   tbl->ft_id,
+		   MLX5HWS_TABLE_TYPE_BASE + tbl->type,
+		   tbl->fw_ft_type,
+		   tbl->level,
+		   0);
+
+	ft_attr.type = tbl->fw_ft_type;
+	ret = mlx5hws_cmd_flow_table_query(tbl->ctx->mdev,
+					   tbl->ft_id,
+					   &ft_attr,
+					   &icm_addr_0,
+					   &icm_addr_1);
+	if (ret)
+		return ret;
+
+	seq_printf(f, ",0x%llx,0x%llx,0x%llx,0x%llx,0x%llx\n",
+		   mlx5hws_debug_icm_to_idx(icm_addr_0),
+		   mlx5hws_debug_icm_to_idx(icm_addr_1),
+		   mlx5hws_debug_icm_to_idx(local_icm_addr_0),
+		   mlx5hws_debug_icm_to_idx(local_icm_addr_1),
+		   HWS_PTR_TO_ID(tbl->default_miss.miss_tbl));
+
+	list_for_each_entry(matcher, &tbl->matchers_list, list_node) {
+		ret = hws_debug_dump_matcher(f, matcher);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int
+hws_debug_dump_context_send_engine(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	struct mlx5hws_send_engine *send_queue;
+	struct mlx5hws_send_ring *send_ring;
+	struct mlx5hws_send_ring_cq *cq;
+	struct mlx5hws_send_ring_sq *sq;
+	int i;
+
+	for (i = 0; i < (int)ctx->queues; i++) {
+		send_queue = &ctx->send_queue[i];
+		seq_printf(f, "%d,0x%llx,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
+			   MLX5HWS_DEBUG_RES_TYPE_CONTEXT_SEND_ENGINE,
+			   HWS_PTR_TO_ID(ctx),
+			   i,
+			   send_queue->used_entries,
+			   send_queue->num_entries,
+			   1, /* one send ring per queue */
+			   send_queue->num_entries,
+			   send_queue->err,
+			   send_queue->completed.ci,
+			   send_queue->completed.pi,
+			   send_queue->completed.mask);
+
+		send_ring = &send_queue->send_ring;
+		cq = &send_ring->send_cq;
+		sq = &send_ring->send_sq;
+
+		seq_printf(f, "%d,0x%llx,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d\n",
+			   MLX5HWS_DEBUG_RES_TYPE_CONTEXT_SEND_RING,
+			   HWS_PTR_TO_ID(ctx),
+			   0, /* one send ring per send queue */
+			   i,
+			   cq->mcq.cqn,
+			   0,
+			   0,
+			   0,
+			   0,
+			   0,
+			   0,
+			   cq->mcq.cqe_sz,
+			   sq->sqn,
+			   0,
+			   0,
+			   0);
+	}
+
+	return 0;
+}
+
+static int hws_debug_dump_context_caps(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	struct mlx5hws_cmd_query_caps *caps = ctx->caps;
+
+	seq_printf(f, "%d,0x%llx,%s,%d,%d,%d,%d,",
+		   MLX5HWS_DEBUG_RES_TYPE_CONTEXT_CAPS,
+		   HWS_PTR_TO_ID(ctx),
+		   caps->fw_ver,
+		   caps->wqe_based_update,
+		   caps->ste_format,
+		   caps->ste_alloc_log_max,
+		   caps->log_header_modify_argument_max_alloc);
+
+	seq_printf(f, "%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%d,%s\n",
+		   caps->flex_protocols,
+		   caps->rtc_reparse_mode,
+		   caps->rtc_index_mode,
+		   caps->ste_alloc_log_gran,
+		   caps->stc_alloc_log_max,
+		   caps->stc_alloc_log_gran,
+		   caps->rtc_log_depth_max,
+		   caps->format_select_gtpu_dw_0,
+		   caps->format_select_gtpu_dw_1,
+		   caps->format_select_gtpu_dw_2,
+		   caps->format_select_gtpu_ext_dw_0,
+		   caps->nic_ft.max_level,
+		   caps->nic_ft.reparse,
+		   caps->fdb_ft.max_level,
+		   caps->fdb_ft.reparse,
+		   caps->log_header_modify_argument_granularity,
+		   caps->linear_match_definer,
+		   "regc_3");
+
+	return 0;
+}
+
+static int hws_debug_dump_context_attr(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	seq_printf(f, "%u,0x%llx,%d,%zu,%d,%s,%d,%d\n",
+		   MLX5HWS_DEBUG_RES_TYPE_CONTEXT_ATTR,
+		   HWS_PTR_TO_ID(ctx),
+		   ctx->pd_num,
+		   ctx->queues,
+		   ctx->send_queue->num_entries,
+		   "None", /* no shared gvmi */
+		   ctx->caps->vhca_id,
+		   0xffff); /* no shared gvmi */
+
+	return 0;
+}
+
+static int hws_debug_dump_context_info(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	struct mlx5_core_dev *dev = ctx->mdev;
+	int ret;
+
+	seq_printf(f, "%d,0x%llx,%d,%s,%s.KERNEL_%u_%u_%u\n",
+		   MLX5HWS_DEBUG_RES_TYPE_CONTEXT,
+		   HWS_PTR_TO_ID(ctx),
+		   ctx->flags & MLX5HWS_CONTEXT_FLAG_HWS_SUPPORT,
+		   pci_name(dev->pdev),
+		   HWS_DEBUG_FORMAT_VERSION,
+		   LINUX_VERSION_MAJOR,
+		   LINUX_VERSION_PATCHLEVEL,
+		   LINUX_VERSION_SUBLEVEL);
+
+	ret = hws_debug_dump_context_attr(f, ctx);
+	if (ret)
+		return ret;
+
+	ret = hws_debug_dump_context_caps(f, ctx);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+static int hws_debug_dump_context_stc_resource(struct seq_file *f,
+					       struct mlx5hws_context *ctx,
+					       u32 tbl_type,
+					       struct mlx5hws_pool_resource *resource)
+{
+	seq_printf(f, "%d,0x%llx,%u,%u\n",
+		   MLX5HWS_DEBUG_RES_TYPE_CONTEXT_STC,
+		   HWS_PTR_TO_ID(ctx),
+		   tbl_type,
+		   resource->base_id);
+
+	return 0;
+}
+
+static int hws_debug_dump_context_stc(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	struct mlx5hws_pool *stc_pool;
+	u32 table_type;
+	int ret;
+	int i;
+
+	for (i = 0; i < MLX5HWS_TABLE_TYPE_MAX; i++) {
+		stc_pool = ctx->stc_pool[i];
+		table_type = MLX5HWS_TABLE_TYPE_BASE + i;
+
+		if (!stc_pool)
+			continue;
+
+		if (stc_pool->resource[0]) {
+			ret = hws_debug_dump_context_stc_resource(f, ctx, table_type,
+								  stc_pool->resource[0]);
+			if (ret)
+				return ret;
+		}
+
+		if (i == MLX5HWS_TABLE_TYPE_FDB && stc_pool->mirror_resource[0]) {
+			ret = hws_debug_dump_context_stc_resource(f, ctx, table_type,
+								  stc_pool->mirror_resource[0]);
+			if (ret)
+				return ret;
+		}
+	}
+
+	return 0;
+}
+
+static int hws_debug_dump_context(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	struct mlx5hws_table *tbl;
+	int ret;
+
+	ret = hws_debug_dump_context_info(f, ctx);
+	if (ret)
+		return ret;
+
+	ret = hws_debug_dump_context_send_engine(f, ctx);
+	if (ret)
+		return ret;
+
+	ret = hws_debug_dump_context_stc(f, ctx);
+	if (ret)
+		return ret;
+
+	list_for_each_entry(tbl, &ctx->tbl_list, tbl_list_node) {
+		ret = hws_debug_dump_table(f, tbl);
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+static int
+hws_debug_dump(struct seq_file *f, struct mlx5hws_context *ctx)
+{
+	int ret;
+
+	if (!f || !ctx)
+		return -EINVAL;
+
+	mutex_lock(&ctx->ctrl_lock);
+	ret = hws_debug_dump_context(f, ctx);
+	mutex_unlock(&ctx->ctrl_lock);
+
+	return ret;
+}
+
+static int hws_dump_show(struct seq_file *file, void *priv)
+{
+	return hws_debug_dump(file, file->private);
+}
+DEFINE_SHOW_ATTRIBUTE(hws_dump);
+
+void mlx5hws_debug_init_dump(struct mlx5hws_context *ctx)
+{
+	struct mlx5_core_dev *dev = ctx->mdev;
+	char file_name[128];
+
+	ctx->debug_info.steering_debugfs =
+		debugfs_create_dir("steering", mlx5_debugfs_get_dev_root(dev));
+	ctx->debug_info.fdb_debugfs =
+		debugfs_create_dir("fdb", ctx->debug_info.steering_debugfs);
+
+	sprintf(file_name, "ctx_%p", ctx);
+	debugfs_create_file(file_name, 0444, ctx->debug_info.fdb_debugfs,
+			    ctx, &hws_dump_fops);
+}
+
+void mlx5hws_debug_uninit_dump(struct mlx5hws_context *ctx)
+{
+	debugfs_remove_recursive(ctx->debug_info.steering_debugfs);
+}

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_debug.h

+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2024 NVIDIA Corporation & Affiliates */
+
+#ifndef MLX5HWS_DEBUG_H_
+#define MLX5HWS_DEBUG_H_
+
+#define HWS_DEBUG_FORMAT_VERSION "1.0"
+
+#define HWS_PTR_TO_ID(p) ((u64)(uintptr_t)(p) & 0xFFFFFFFFULL)
+
+enum mlx5hws_debug_res_type {
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT = 4000,
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT_ATTR = 4001,
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT_CAPS = 4002,
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT_SEND_ENGINE = 4003,
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT_SEND_RING = 4004,
+	MLX5HWS_DEBUG_RES_TYPE_CONTEXT_STC = 4005,
+
+	MLX5HWS_DEBUG_RES_TYPE_TABLE = 4100,
+
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER = 4200,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_ATTR = 4201,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_MATCH_TEMPLATE = 4202,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_MATCH_DEFINER = 4203,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_ACTION_TEMPLATE = 4204,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_HASH_DEFINER = 4205,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_RANGE_DEFINER = 4206,
+	MLX5HWS_DEBUG_RES_TYPE_MATCHER_TEMPLATE_COMPARE_MATCH_DEFINER = 4207,
+};
+
+static inline u64
+mlx5hws_debug_icm_to_idx(u64 icm_addr)
+{
+	return (icm_addr >> 6) & 0xffffffff;
+}
+
+void mlx5hws_debug_init_dump(struct mlx5hws_context *ctx);
+void mlx5hws_debug_uninit_dump(struct mlx5hws_context *ctx);
+
+#endif /* MLX5HWS_DEBUG_H_ */

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_internal.h

+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2024 NVIDIA Corporation & Affiliates */
+
+#ifndef MLX5HWS_INTERNAL_H_
+#define MLX5HWS_INTERNAL_H_
+
+#include <linux/mlx5/transobj.h>
+
+#include "../dr_types.h"
+
+#include "mlx5hws_prm.h"
+
+#include "mlx5hws.h"
+
+#include "mlx5hws_pool.h"
+#include "mlx5hws_vport.h"
+#include "mlx5hws_context.h"
+#include "mlx5hws_table.h"
+#include "mlx5hws_send.h"
+#include "mlx5hws_rule.h"
+#include "mlx5hws_cmd.h"
+#include "mlx5hws_action.h"
+#include "mlx5hws_definer.h"
+#include "mlx5hws_matcher.h"
+#include "mlx5hws_debug.h"
+#include "mlx5hws_pat_arg.h"
+#include "mlx5hws_bwc.h"
+#include "mlx5hws_bwc_complex.h"
+
+#define W_SIZE		2
+#define DW_SIZE		4
+#define BITS_IN_BYTE	8
+#define BITS_IN_DW	(BITS_IN_BYTE * DW_SIZE)
+
+#define IS_BIT_SET(_value, _bit) ((_value) & (1ULL << (_bit)))
+
+#define mlx5hws_err(ctx, arg...) mlx5_core_err((ctx)->mdev, ##arg)
+#define mlx5hws_info(ctx, arg...) mlx5_core_info((ctx)->mdev, ##arg)
+#define mlx5hws_dbg(ctx, arg...) mlx5_core_dbg((ctx)->mdev, ##arg)
+
+#define MLX5HWS_TABLE_TYPE_BASE 2
+#define MLX5HWS_ACTION_STE_IDX_ANY 0
+
+static inline bool is_mem_zero(const u8 *mem, size_t size)
+{
+	if (unlikely(!size)) {
+		pr_warn("HWS: invalid buffer of size 0 in %s\n", __func__);
+		return true;
+	}
+
+	return (*mem == 0) && memcmp(mem, mem + 1, size - 1) == 0;
+}
+
+static inline unsigned long align(unsigned long val, unsigned long align)
+{
+	return (val + align - 1) & ~(align - 1);
+}
+
+#endif /* MLX5HWS_INTERNAL_H_ */

drivers/net/ethernet/mellanox/mlx5/core/steering/hws/mlx5hws_prm.h

+/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
+/* Copyright (c) 2024 NVIDIA Corporation & Affiliates */
+
+#ifndef MLX5_PRM_H_
+#define MLX5_PRM_H_
+
+#define MLX5_MAX_ACTIONS_DATA_IN_HEADER_MODIFY 512
+
+/* Action type of header modification. */
+enum {
+	MLX5_MODIFICATION_TYPE_SET = 0x1,
+	MLX5_MODIFICATION_TYPE_ADD = 0x2,
+	MLX5_MODIFICATION_TYPE_COPY = 0x3,
+	MLX5_MODIFICATION_TYPE_INSERT = 0x4,
+	MLX5_MODIFICATION_TYPE_REMOVE = 0x5,
+	MLX5_MODIFICATION_TYPE_NOP = 0x6,
+	MLX5_MODIFICATION_TYPE_REMOVE_WORDS = 0x7,
+	MLX5_MODIFICATION_TYPE_ADD_FIELD = 0x8,
+	MLX5_MODIFICATION_TYPE_MAX,
+};
+
+/* The field of packet to be modified. */
+enum mlx5_modification_field {
+	MLX5_MODI_OUT_NONE = -1,
+	MLX5_MODI_OUT_SMAC_47_16 = 1,
+	MLX5_MODI_OUT_SMAC_15_0,
+	MLX5_MODI_OUT_ETHERTYPE,
+	MLX5_MODI_OUT_DMAC_47_16,
+	MLX5_MODI_OUT_DMAC_15_0,
+	MLX5_MODI_OUT_IP_DSCP,
+	MLX5_MODI_OUT_TCP_FLAGS,
+	MLX5_MODI_OUT_TCP_SPORT,
+	MLX5_MODI_OUT_TCP_DPORT,
+	MLX5_MODI_OUT_IPV4_TTL,
+	MLX5_MODI_OUT_UDP_SPORT,
+	MLX5_MODI_OUT_UDP_DPORT,
+	MLX5_MODI_OUT_SIPV6_127_96,
+	MLX5_MODI_OUT_SIPV6_95_64,
+	MLX5_MODI_OUT_SIPV6_63_32,
+	MLX5_MODI_OUT_SIPV6_31_0,
+	MLX5_MODI_OUT_DIPV6_127_96,
+	MLX5_MODI_OUT_DIPV6_95_64,
+	MLX5_MODI_OUT_DIPV6_63_32,
+	MLX5_MODI_OUT_DIPV6_31_0,
+	MLX5_MODI_OUT_SIPV4,
+	MLX5_MODI_OUT_DIPV4,
+	MLX5_MODI_OUT_FIRST_VID,
+	MLX5_MODI_IN_SMAC_47_16 = 0x31,
+	MLX5_MODI_IN_SMAC_15_0,
+	MLX5_MODI_IN_ETHERTYPE,
+	MLX5_MODI_IN_DMAC_47_16,
+	MLX5_MODI_IN_DMAC_15_0,
+	MLX5_MODI_IN_IP_DSCP,
+	MLX5_MODI_IN_TCP_FLAGS,
+	MLX5_MODI_IN_TCP_SPORT,
+	MLX5_MODI_IN_TCP_DPORT,
+	MLX5_MODI_IN_IPV4_TTL,
+	MLX5_MODI_IN_UDP_SPORT,
+	MLX5_MODI_IN_UDP_DPORT,
+	MLX5_MODI_IN_SIPV6_127_96,
+	MLX5_MODI_IN_SIPV6_95_64,
+	MLX5_MODI_IN_SIPV6_63_32,
+	MLX5_MODI_IN_SIPV6_31_0,
+	MLX5_MODI_IN_DIPV6_127_96,
+	MLX5_MODI_IN_DIPV6_95_64,
+	MLX5_MODI_IN_DIPV6_63_32,
+	MLX5_MODI_IN_DIPV6_31_0,
+	MLX5_MODI_IN_SIPV4,
+	MLX5_MODI_IN_DIPV4,
+	MLX5_MODI_OUT_IPV6_HOPLIMIT,
+	MLX5_MODI_IN_IPV6_HOPLIMIT,
+	MLX5_MODI_META_DATA_REG_A,
+	MLX5_MODI_META_DATA_REG_B = 0x50,
+	MLX5_MODI_META_REG_C_0,
+	MLX5_MODI_META_REG_C_1,
+	MLX5_MODI_META_REG_C_2,
+	MLX5_MODI_META_REG_C_3,
+	MLX5_MODI_META_REG_C_4,
+	MLX5_MODI_META_REG_C_5,
+	MLX5_MODI_META_REG_C_6,
+	MLX5_MODI_META_REG_C_7,
+	MLX5_MODI_OUT_TCP_SEQ_NUM,
+	MLX5_MODI_IN_TCP_SEQ_NUM,
+	MLX5_MODI_OUT_TCP_ACK_NUM,
+	MLX5_MODI_IN_TCP_ACK_NUM = 0x5C,
+	MLX5_MODI_GTP_TEID = 0x6E,
+	MLX5_MODI_OUT_IP_ECN = 0x73,
+	MLX5_MODI_TUNNEL_HDR_DW_1 = 0x75,
+	MLX5_MODI_GTPU_FIRST_EXT_DW_0 = 0x76,
+	MLX5_MODI_HASH_RESULT = 0x81,
+	MLX5_MODI_IN_MPLS_LABEL_0 = 0x8a,
+	MLX5_MODI_IN_MPLS_LABEL_1,
+	MLX5_MODI_IN_MPLS_LABEL_2,
+	MLX5_MODI_IN_MPLS_LABEL_3,
+	MLX5_MODI_IN_MPLS_LABEL_4,
+	MLX5_MODI_OUT_IP_PROTOCOL = 0x4A,
+	MLX5_MODI_OUT_IPV6_NEXT_HDR = 0x4A,
+	MLX5_MODI_META_REG_C_8 = 0x8F,
+	MLX5_MODI_META_REG_C_9 = 0x90,
+	MLX5_MODI_META_REG_C_10 = 0x91,
+	MLX5_MODI_META_REG_C_11 = 0x92,
+	MLX5_MODI_META_REG_C_12 = 0x93,
+	MLX5_MODI_META_REG_C_13 = 0x94,
+	MLX5_MODI_META_REG_C_14 = 0x95,
+	MLX5_MODI_META_REG_C_15 = 0x96,
+	MLX5_MODI_OUT_IPV4_TOTAL_LEN = 0x11D,
+	MLX5_MODI_OUT_IPV6_PAYLOAD_LEN = 0x11E,
+	MLX5_MODI_OUT_IPV4_IHL = 0x11F,
+	MLX5_MODI_OUT_TCP_DATA_OFFSET = 0x120,
+	MLX5_MODI_OUT_ESP_SPI = 0x5E,
+	MLX5_MODI_OUT_ESP_SEQ_NUM = 0x82,
+	MLX5_MODI_OUT_IPSEC_NEXT_HDR = 0x126,
+	MLX5_MODI_INVALID = INT_MAX,
+};
+
+enum {
+	MLX5_GET_HCA_CAP_OP_MOD_NIC_FLOW_TABLE = 0x7 << 1,
+	MLX5_GET_HCA_CAP_OP_MOD_ESW_FLOW_TABLE = 0x8 << 1,
+	MLX5_SET_HCA_CAP_OP_MOD_ESW = 0x9 << 1,
+	MLX5_GET_HCA_CAP_OP_MOD_WQE_BASED_FLOW_TABLE = 0x1B << 1,
+	MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE_2 = 0x20 << 1,
+};
+
+enum mlx5_ifc_rtc_update_mode {
+	MLX5_IFC_RTC_STE_UPDATE_MODE_BY_HASH = 0x0,
+	MLX5_IFC_RTC_STE_UPDATE_MODE_BY_OFFSET = 0x1,
+};
+
+enum mlx5_ifc_rtc_access_mode {
+	MLX5_IFC_RTC_STE_ACCESS_MODE_BY_HASH = 0x0,
+	MLX5_IFC_RTC_STE_ACCESS_MODE_LINEAR = 0x1,
+};
+
+enum mlx5_ifc_rtc_ste_format {
+	MLX5_IFC_RTC_STE_FORMAT_8DW = 0x4,
+	MLX5_IFC_RTC_STE_FORMAT_11DW = 0x5,
+	MLX5_IFC_RTC_STE_FORMAT_RANGE = 0x7,
+};
+
+enum mlx5_ifc_rtc_reparse_mode {
+	MLX5_IFC_RTC_REPARSE_NEVER = 0x0,
+	MLX5_IFC_RTC_REPARSE_ALWAYS = 0x1,
+	MLX5_IFC_RTC_REPARSE_BY_STC = 0x2,
+};
+
+#define MLX5_IFC_RTC_LINEAR_LOOKUP_TBL_LOG_MAX 16
+
+struct mlx5_ifc_rtc_bits {
+	u8 modify_field_select[0x40];
+	u8 reserved_at_40[0x40];
+	u8 update_index_mode[0x2];
+	u8 reparse_mode[0x2];
+	u8 num_match_ste[0x4];
+	u8 pd[0x18];
+	u8 reserved_at_a0[0x9];
+	u8 access_index_mode[0x3];
+	u8 num_hash_definer[0x4];
+	u8 update_method[0x1];
+	u8 reserved_at_b1[0x2];
+	u8 log_depth[0x5];
+	u8 log_hash_size[0x8];
+	u8 ste_format_0[0x8];
+	u8 table_type[0x8];
+	u8 ste_format_1[0x8];
+	u8 reserved_at_d8[0x8];
+	u8 match_definer_0[0x20];
+	u8 stc_id[0x20];
+	u8 ste_table_base_id[0x20];
+	u8 ste_table_offset[0x20];
+	u8 reserved_at_160[0x8];
+	u8 miss_flow_table_id[0x18];
+	u8 match_definer_1[0x20];
+	u8 reserved_at_1a0[0x260];
+};
+
+enum mlx5_ifc_stc_action_type {
+	MLX5_IFC_STC_ACTION_TYPE_NOP = 0x00,
+	MLX5_IFC_STC_ACTION_TYPE_COPY = 0x05,
+	MLX5_IFC_STC_ACTION_TYPE_SET = 0x06,
+	MLX5_IFC_STC_ACTION_TYPE_ADD = 0x07,
+	MLX5_IFC_STC_ACTION_TYPE_REMOVE_WORDS = 0x08,
+	MLX5_IFC_STC_ACTION_TYPE_HEADER_REMOVE = 0x09,
+	MLX5_IFC_STC_ACTION_TYPE_HEADER_INSERT = 0x0b,
+	MLX5_IFC_STC_ACTION_TYPE_TAG = 0x0c,
+	MLX5_IFC_STC_ACTION_TYPE_ACC_MODIFY_LIST = 0x0e,
+	MLX5_IFC_STC_ACTION_TYPE_CRYPTO_IPSEC_ENCRYPTION = 0x10,
+	MLX5_IFC_STC_ACTION_TYPE_CRYPTO_IPSEC_DECRYPTION = 0x11,
+	MLX5_IFC_STC_ACTION_TYPE_ASO = 0x12,
+	MLX5_IFC_STC_ACTION_TYPE_TRAILER = 0x13,
+	MLX5_IFC_STC_ACTION_TYPE_COUNTER = 0x14,
+	MLX5_IFC_STC_ACTION_TYPE_ADD_FIELD = 0x1b,
+	MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_STE_TABLE = 0x80,
+	MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_TIR = 0x81,
+	MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_FT = 0x82,
+	MLX5_IFC_STC_ACTION_TYPE_DROP = 0x83,
+	MLX5_IFC_STC_ACTION_TYPE_ALLOW = 0x84,
+	MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_VPORT = 0x85,
+	MLX5_IFC_STC_ACTION_TYPE_JUMP_TO_UPLINK = 0x86,
+};
+
+enum mlx5_ifc_stc_reparse_mode {
+	MLX5_IFC_STC_REPARSE_IGNORE = 0x0,
+	MLX5_IFC_STC_REPARSE_NEVER = 0x1,
+	MLX5_IFC_STC_REPARSE_ALWAYS = 0x2,
+};
+
+struct mlx5_ifc_stc_ste_param_ste_table_bits {
+	u8 ste_obj_id[0x20];
+	u8 match_definer_id[0x20];
+	u8 reserved_at_40[0x3];
+	u8 log_hash_size[0x5];
+	u8 reserved_at_48[0x38];
+};
+
+struct mlx5_ifc_stc_ste_param_tir_bits {
+	u8 reserved_at_0[0x8];
+	u8 tirn[0x18];
+	u8 reserved_at_20[0x60];
+};
+
+struct mlx5_ifc_stc_ste_param_table_bits {
+	u8 reserved_at_0[0x8];
+	u8 table_id[0x18];
+	u8 reserved_at_20[0x60];
+};
+
+struct mlx5_ifc_stc_ste_param_flow_counter_bits {
+	u8 flow_counter_id[0x20];
+};
+
+enum {
+	MLX5_ASO_CT_NUM_PER_OBJ = 1,
+	MLX5_ASO_METER_NUM_PER_OBJ = 2,
+	MLX5_ASO_IPSEC_NUM_PER_OBJ = 1,
+	MLX5_ASO_FIRST_HIT_NUM_PER_OBJ = 512,
+};
+
+struct mlx5_ifc_stc_ste_param_execute_aso_bits {
+	u8 aso_object_id[0x20];
+	u8 return_reg_id[0x4];
+	u8 aso_type[0x4];
+	u8 reserved_at_28[0x18];
+};
+
+struct mlx5_ifc_stc_ste_param_ipsec_encrypt_bits {
+	u8 ipsec_object_id[0x20];
+};
+
+struct mlx5_ifc_stc_ste_param_ipsec_decrypt_bits {
+	u8 ipsec_object_id[0x20];
+};
+
+struct mlx5_ifc_stc_ste_param_trailer_bits {
+	u8 reserved_at_0[0x8];
+	u8 command[0x4];
+	u8 reserved_at_c[0x2];
+	u8 type[0x2];
+	u8 reserved_at_10[0xa];
+	u8 length[0x6];
+};
+
+struct mlx5_ifc_stc_ste_param_header_modify_list_bits {
+	u8 header_modify_pattern_id[0x20];
+	u8 header_modify_argument_id[0x20];
+};
+
+enum mlx5_ifc_header_anchors {
+	MLX5_HEADER_ANCHOR_PACKET_START = 0x0,
+	MLX5_HEADER_ANCHOR_MAC = 0x1,
+	MLX5_HEADER_ANCHOR_FIRST_VLAN_START = 0x2,
+	MLX5_HEADER_ANCHOR_IPV6_IPV4 = 0x07,
+	MLX5_HEADER_ANCHOR_ESP = 0x08,
+	MLX5_HEADER_ANCHOR_TCP_UDP = 0x09,
+	MLX5_HEADER_ANCHOR_TUNNEL_HEADER = 0x0a,
+	MLX5_HEADER_ANCHOR_INNER_MAC = 0x13,
+	MLX5_HEADER_ANCHOR_INNER_IPV6_IPV4 = 0x19,
+	MLX5_HEADER_ANCHOR_INNER_TCP_UDP = 0x1a,
+	MLX5_HEADER_ANCHOR_L4_PAYLOAD = 0x1b,
+	MLX5_HEADER_ANCHOR_INNER_L4_PAYLOAD = 0x1c
+};
+
+struct mlx5_ifc_stc_ste_param_remove_bits {
+	u8 action_type[0x4];
+	u8 decap[0x1];
+	u8 reserved_at_5[0x5];
+	u8 remove_start_anchor[0x6];
+	u8 reserved_at_10[0x2];
+	u8 remove_end_anchor[0x6];
+	u8 reserved_at_18[0x8];
+};
+
+struct mlx5_ifc_stc_ste_param_remove_words_bits {
+	u8 action_type[0x4];
+	u8 reserved_at_4[0x6];
+	u8 remove_start_anchor[0x6];
+	u8 reserved_at_10[0x1];
+	u8 remove_offset[0x7];
+	u8 reserved_at_18[0x2];
+	u8 remove_size[0x6];
+};
+
+struct mlx5_ifc_stc_ste_param_insert_bits {
+	u8 action_type[0x4];
+	u8 encap[0x1];
+	u8 inline_data[0x1];
+	u8 reserved_at_6[0x4];
+	u8 insert_anchor[0x6];
+	u8 reserved_at_10[0x1];
+	u8 insert_offset[0x7];
+	u8 reserved_at_18[0x1];
+	u8 insert_size[0x7];
+	u8 insert_argument[0x20];
+};
+
+struct mlx5_ifc_stc_ste_param_vport_bits {
+	u8 eswitch_owner_vhca_id[0x10];
+	u8 vport_number[0x10];
+	u8 eswitch_owner_vhca_id_valid[0x1];
+	u8 reserved_at_21[0x5f];
+};
+
+union mlx5_ifc_stc_param_bits {
+	struct mlx5_ifc_stc_ste_param_ste_table_bits ste_table;
+	struct mlx5_ifc_stc_ste_param_tir_bits tir;
+	struct mlx5_ifc_stc_ste_param_table_bits table;
+	struct mlx5_ifc_stc_ste_param_flow_counter_bits counter;
+	struct mlx5_ifc_stc_ste_param_header_modify_list_bits modify_header;
+	struct mlx5_ifc_stc_ste_param_execute_aso_bits aso;
+	struct mlx5_ifc_stc_ste_param_remove_bits remove_header;
+	struct mlx5_ifc_stc_ste_param_insert_bits insert_header;
+	struct mlx5_ifc_set_action_in_bits add;
+	struct mlx5_ifc_set_action_in_bits set;
+	struct mlx5_ifc_copy_action_in_bits copy;
+	struct mlx5_ifc_stc_ste_param_vport_bits vport;
+	struct mlx5_ifc_stc_ste_param_ipsec_encrypt_bits ipsec_encrypt;
+	struct mlx5_ifc_stc_ste_param_ipsec_decrypt_bits ipsec_decrypt;
+	struct mlx5_ifc_stc_ste_param_trailer_bits trailer;
+	u8 reserved_at_0[0x80];
+};
+
+enum {
+	MLX5_IFC_MODIFY_STC_FIELD_SELECT_NEW_STC = BIT(0),
+};
+
+struct mlx5_ifc_stc_bits {
+	u8 modify_field_select[0x40];
+	u8 reserved_at_40[0x46];
+	u8 reparse_mode[0x2];
+	u8 table_type[0x8];
+	u8 ste_action_offset[0x8];
+	u8 action_type[0x8];
+	u8 reserved_at_a0[0x60];
+	union mlx5_ifc_stc_param_bits stc_param;
+	u8 reserved_at_180[0x280];
+};
+
+struct mlx5_ifc_ste_bits {
+	u8 modify_field_select[0x40];
+	u8 reserved_at_40[0x48];
+	u8 table_type[0x8];
+	u8 reserved_at_90[0x370];
+};
+
+struct mlx5_ifc_definer_bits {
+	u8 modify_field_select[0x40];
+	u8 reserved_at_40[0x50];
+	u8 format_id[0x10];
+	u8 reserved_at_60[0x60];
+	u8 format_select_dw3[0x8];
+	u8 format_select_dw2[0x8];
+	u8 format_select_dw1[0x8];
+	u8 format_select_dw0[0x8];
+	u8 format_select_dw7[0x8];
+	u8 format_select_dw6[0x8];
+	u8 format_select_dw5[0x8];
+	u8 format_select_dw4[0x8];
+	u8 reserved_at_100[0x18];
+	u8 format_select_dw8[0x8];
+	u8 reserved_at_120[0x20];
+	u8 format_select_byte3[0x8];
+	u8 format_select_byte2[0x8];
+	u8 format_select_byte1[0x8];
+	u8 format_select_byte0[0x8];
+	u8 format_select_byte7[0x8];
+	u8 format_select_byte6[0x8];
+	u8 format_select_byte5[0x8];
+	u8 format_select_byte4[0x8];
+	u8 reserved_at_180[0x40];
+	u8 ctrl[0xa0];
+	u8 match_mask[0x160];
+};
+
+struct mlx5_ifc_arg_bits {
+	u8 rsvd0[0x88];
+	u8 access_pd[0x18];
+};
+
+struct mlx5_ifc_header_modify_pattern_in_bits {
+	u8 modify_field_select[0x40];
+
+	u8 reserved_at_40[0x40];
+
+	u8 pattern_length[0x8];
+	u8 reserved_at_88[0x18];
+
+	u8 reserved_at_a0[0x60];
+
+	u8 pattern_data[MLX5_MAX_ACTIONS_DATA_IN_HEADER_MODIFY * 8];
+};
+
+struct mlx5_ifc_create_rtc_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_rtc_bits rtc;
+};
+
+struct mlx5_ifc_create_stc_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_stc_bits stc;
+};
+
+struct mlx5_ifc_create_ste_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_ste_bits ste;
+};
+
+struct mlx5_ifc_create_definer_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_definer_bits definer;
+};
+
+struct mlx5_ifc_create_arg_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_arg_bits arg;
+};
+
+struct mlx5_ifc_create_header_modify_pattern_in_bits {
+	struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
+	struct mlx5_ifc_header_modify_pattern_in_bits pattern;
+};
+
+struct mlx5_ifc_generate_wqe_in_bits {
+	u8 opcode[0x10];
+	u8 uid[0x10];
+	u8 reserved_at_20[0x10];
+	u8 op_mode[0x10];
+	u8 reserved_at_40[0x40];
+	u8 reserved_at_80[0x8];
+	u8 pdn[0x18];
+	u8 reserved_at_a0[0x160];
+	u8 wqe_ctrl[0x80];
+	u8 wqe_gta_ctrl[0x180];
+	u8 wqe_gta_data_0[0x200];
+	u8 wqe_gta_data_1[0x200];
+};
+
+struct mlx5_ifc_generate_wqe_out_bits {
+	u8 status[0x8];
+	u8 reserved_at_8[0x18];
+	u8 syndrome[0x20];
+	u8 reserved_at_40[0x1c0];
+	u8 cqe_data[0x200];
+};
+
+enum mlx5_access_aso_opc_mod {
+	ASO_OPC_MOD_IPSEC = 0x0,
+	ASO_OPC_MOD_CONNECTION_TRACKING = 0x1,
+	ASO_OPC_MOD_POLICER = 0x2,
+	ASO_OPC_MOD_RACE_AVOIDANCE = 0x3,
+	ASO_OPC_MOD_FLOW_HIT = 0x4,
+};
+
+enum {
+	MLX5_IFC_MODIFY_FLOW_TABLE_MISS_ACTION = BIT(0),
+	MLX5_IFC_MODIFY_FLOW_TABLE_RTC_ID = BIT(1),
+};
+
+enum {
+	MLX5_IFC_MODIFY_FLOW_TABLE_MISS_ACTION_DEFAULT = 0,
+	MLX5_IFC_MODIFY_FLOW_TABLE_MISS_ACTION_GOTO_TBL = 1,
+};
+
+struct mlx5_ifc_alloc_packet_reformat_out_bits {
+	u8 status[0x8];
+	u8 reserved_at_8[0x18];
+
+	u8 syndrome[0x20];
+
+	u8 packet_reformat_id[0x20];
+
+	u8 reserved_at_60[0x20];
+};
+
+struct mlx5_ifc_dealloc_packet_reformat_in_bits {
+	u8 opcode[0x10];
+	u8 reserved_at_10[0x10];
+
+	u8 reserved_at_20[0x10];
+	u8 op_mod[0x10];
+
+	u8 packet_reformat_id[0x20];
+
+	u8 reserved_at_60[0x20];
+};
+
+struct mlx5_ifc_dealloc_packet_reformat_out_bits {
+	u8 status[0x8];
+	u8 reserved_at_8[0x18];
+
+	u8 syndrome[0x20];
+
+	u8 reserved_at_40[0x40];
+};
+
+#endif /* MLX5_PRM_H_ */