[linux-block.git] / drivers / net / ethernet / mellanox / mlx5 / core / fs_cmd.c

/*
 * Copyright (c) 2015, Mellanox Technologies. All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#include <linux/mlx5/driver.h>
#include <linux/mlx5/device.h>
#include <linux/mlx5/mlx5_ifc.h>

#include "fs_core.h"
#include "fs_cmd.h"
#include "mlx5_core.h"
#include "eswitch.h"

int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev,
			    struct mlx5_flow_table *ft)
{
	u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)]   = {0};
	u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0};

	MLX5_SET(set_flow_table_root_in, in, opcode,
		 MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
	MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
	MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
	if (ft->vport) {
		MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
		MLX5_SET(set_flow_table_root_in, in, other_vport, 1);
	}

	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
			       u16 vport,
			       enum fs_flow_table_op_mod op_mod,
			       enum fs_flow_table_type type, unsigned int level,
			       unsigned int log_size, struct mlx5_flow_table
			       *next_ft, unsigned int *table_id, u32 flags)
{
	int en_encap_decap = !!(flags & MLX5_FLOW_TABLE_TUNNEL_EN);
	u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {0};
	u32 in[MLX5_ST_SZ_DW(create_flow_table_in)]   = {0};
	int err;

	MLX5_SET(create_flow_table_in, in, opcode,
		 MLX5_CMD_OP_CREATE_FLOW_TABLE);

	MLX5_SET(create_flow_table_in, in, table_type, type);
	MLX5_SET(create_flow_table_in, in, level, level);
	MLX5_SET(create_flow_table_in, in, log_size, log_size);
	if (vport) {
		MLX5_SET(create_flow_table_in, in, vport_number, vport);
		MLX5_SET(create_flow_table_in, in, other_vport, 1);
	}

	MLX5_SET(create_flow_table_in, in, decap_en, en_encap_decap);
	MLX5_SET(create_flow_table_in, in, encap_en, en_encap_decap);

	switch (op_mod) {
	case FS_FT_OP_MOD_NORMAL:
		if (next_ft) {
			MLX5_SET(create_flow_table_in, in, table_miss_mode, 1);
			MLX5_SET(create_flow_table_in, in, table_miss_id, next_ft->id);
		}
		break;

	case FS_FT_OP_MOD_LAG_DEMUX:
		MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
		if (next_ft)
			MLX5_SET(create_flow_table_in, in, lag_master_next_table_id,
				 next_ft->id);
		break;
	}

	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	if (!err)
		*table_id = MLX5_GET(create_flow_table_out, out,
				     table_id);
	return err;
}

int mlx5_cmd_destroy_flow_table(struct mlx5_core_dev *dev,
				struct mlx5_flow_table *ft)
{
	u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)]   = {0};
	u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {0};

	MLX5_SET(destroy_flow_table_in, in, opcode,
		 MLX5_CMD_OP_DESTROY_FLOW_TABLE);
	MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
	MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
	if (ft->vport) {
		MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
		MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
	}

	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

int mlx5_cmd_modify_flow_table(struct mlx5_core_dev *dev,
			       struct mlx5_flow_table *ft,
			       struct mlx5_flow_table *next_ft)
{
	u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)]   = {0};
	u32 out[MLX5_ST_SZ_DW(modify_flow_table_out)] = {0};

	MLX5_SET(modify_flow_table_in, in, opcode,
		 MLX5_CMD_OP_MODIFY_FLOW_TABLE);
	MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
	MLX5_SET(modify_flow_table_in, in, table_id, ft->id);

	if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
		MLX5_SET(modify_flow_table_in, in, modify_field_select,
			 MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
		if (next_ft) {
			MLX5_SET(modify_flow_table_in, in,
				 lag_master_next_table_id, next_ft->id);
		} else {
			MLX5_SET(modify_flow_table_in, in,
				 lag_master_next_table_id, 0);
		}
	} else {
		if (ft->vport) {
			MLX5_SET(modify_flow_table_in, in, vport_number,
				 ft->vport);
			MLX5_SET(modify_flow_table_in, in, other_vport, 1);
		}
		MLX5_SET(modify_flow_table_in, in, modify_field_select,
			 MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
		if (next_ft) {
			MLX5_SET(modify_flow_table_in, in, table_miss_mode, 1);
			MLX5_SET(modify_flow_table_in, in, table_miss_id,
				 next_ft->id);
		} else {
			MLX5_SET(modify_flow_table_in, in, table_miss_mode, 0);
		}
	}

	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

int mlx5_cmd_create_flow_group(struct mlx5_core_dev *dev,
			       struct mlx5_flow_table *ft,
			       u32 *in,
			       unsigned int *group_id)
{
	u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {0};
	int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
	int err;

	MLX5_SET(create_flow_group_in, in, opcode,
		 MLX5_CMD_OP_CREATE_FLOW_GROUP);
	MLX5_SET(create_flow_group_in, in, table_type, ft->type);
	MLX5_SET(create_flow_group_in, in, table_id, ft->id);
	if (ft->vport) {
		MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
		MLX5_SET(create_flow_group_in, in, other_vport, 1);
	}

	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
	if (!err)
		*group_id = MLX5_GET(create_flow_group_out, out,
				     group_id);
	return err;
}

int mlx5_cmd_destroy_flow_group(struct mlx5_core_dev *dev,
				struct mlx5_flow_table *ft,
				unsigned int group_id)
{
	u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {0};
	u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)]   = {0};

	MLX5_SET(destroy_flow_group_in, in, opcode,
		 MLX5_CMD_OP_DESTROY_FLOW_GROUP);
	MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
	MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
	MLX5_SET(destroy_flow_group_in, in, group_id, group_id);
	if (ft->vport) {
		MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
		MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
	}

	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
			    int opmod, int modify_mask,
			    struct mlx5_flow_table *ft,
			    unsigned group_id,
			    struct fs_fte *fte)
{
	unsigned int inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
		fte->dests_size * MLX5_ST_SZ_BYTES(dest_format_struct);
	u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
	struct mlx5_flow_rule *dst;
	void *in_flow_context;
	void *in_match_value;
	void *in_dests;
	u32 *in;
	int err;

	in = mlx5_vzalloc(inlen);
	if (!in) {
		mlx5_core_warn(dev, "failed to allocate inbox\n");
		return -ENOMEM;
	}

	MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
	MLX5_SET(set_fte_in, in, op_mod, opmod);
	MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
	MLX5_SET(set_fte_in, in, table_type, ft->type);
	MLX5_SET(set_fte_in, in, table_id,   ft->id);
	MLX5_SET(set_fte_in, in, flow_index, fte->index);
	if (ft->vport) {
		MLX5_SET(set_fte_in, in, vport_number, ft->vport);
		MLX5_SET(set_fte_in, in, other_vport, 1);
	}

	in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
	MLX5_SET(flow_context, in_flow_context, group_id, group_id);
	MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_tag);
	MLX5_SET(flow_context, in_flow_context, action, fte->action);
	MLX5_SET(flow_context, in_flow_context, encap_id, fte->encap_id);
	in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
				      match_value);
	memcpy(in_match_value, &fte->val, MLX5_ST_SZ_BYTES(fte_match_param));

	in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
		int list_size = 0;

		list_for_each_entry(dst, &fte->node.children, node.list) {
			unsigned int id;

			if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
				continue;

			MLX5_SET(dest_format_struct, in_dests, destination_type,
				 dst->dest_attr.type);
			if (dst->dest_attr.type ==
			    MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE) {
				id = dst->dest_attr.ft->id;
			} else {
				id = dst->dest_attr.tir_num;
			}
			MLX5_SET(dest_format_struct, in_dests, destination_id, id);
			in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
			list_size++;
		}

		MLX5_SET(flow_context, in_flow_context, destination_list_size,
			 list_size);
	}

	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
		int list_size = 0;

		list_for_each_entry(dst, &fte->node.children, node.list) {
			if (dst->dest_attr.type !=
			    MLX5_FLOW_DESTINATION_TYPE_COUNTER)
				continue;

			MLX5_SET(flow_counter_list, in_dests, flow_counter_id,
				 dst->dest_attr.counter->id);
			in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
			list_size++;
		}

		MLX5_SET(flow_context, in_flow_context, flow_counter_list_size,
			 list_size);
	}

	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
	kvfree(in);
	return err;
}

int mlx5_cmd_create_fte(struct mlx5_core_dev *dev,
			struct mlx5_flow_table *ft,
			unsigned group_id,
			struct fs_fte *fte)
{
	return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
}

int mlx5_cmd_update_fte(struct mlx5_core_dev *dev,
			struct mlx5_flow_table *ft,
			unsigned group_id,
			int modify_mask,
			struct fs_fte *fte)
{
	int opmod;
	int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
						flow_table_properties_nic_receive.
						flow_modify_en);
	if (!atomic_mod_cap)
		return -ENOTSUPP;
	opmod = 1;

	return	mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, group_id, fte);
}

int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev,
			struct mlx5_flow_table *ft,
			unsigned int index)
{
	u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {0};
	u32 in[MLX5_ST_SZ_DW(delete_fte_in)]   = {0};

	MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
	MLX5_SET(delete_fte_in, in, table_type, ft->type);
	MLX5_SET(delete_fte_in, in, table_id, ft->id);
	MLX5_SET(delete_fte_in, in, flow_index, index);
	if (ft->vport) {
		MLX5_SET(delete_fte_in, in, vport_number, ft->vport);
		MLX5_SET(delete_fte_in, in, other_vport, 1);
	}

	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

int mlx5_cmd_fc_alloc(struct mlx5_core_dev *dev, u16 *id)
{
	u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)]   = {0};
	u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
	int err;

	MLX5_SET(alloc_flow_counter_in, in, opcode,
		 MLX5_CMD_OP_ALLOC_FLOW_COUNTER);

	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	if (!err)
		*id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
	return err;
}

int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u16 id)
{
	u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)]   = {0};
	u32 out[MLX5_ST_SZ_DW(dealloc_flow_counter_out)] = {0};

	MLX5_SET(dealloc_flow_counter_in, in, opcode,
		 MLX5_CMD_OP_DEALLOC_FLOW_COUNTER);
	MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id);
	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}

int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u16 id,
		      u64 *packets, u64 *bytes)
{
	u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
		MLX5_ST_SZ_BYTES(traffic_counter)]   = {0};
	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
	void *stats;
	int err = 0;

	MLX5_SET(query_flow_counter_in, in, opcode,
		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	MLX5_SET(query_flow_counter_in, in, flow_counter_id, id);
	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	if (err)
		return err;

	stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics);
	*packets = MLX5_GET64(traffic_counter, stats, packets);
	*bytes = MLX5_GET64(traffic_counter, stats, octets);
	return 0;
}

struct mlx5_cmd_fc_bulk {
	u16 id;
	int num;
	int outlen;
	u32 out[0];
};

struct mlx5_cmd_fc_bulk *
mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev, u16 id, int num)
{
	struct mlx5_cmd_fc_bulk *b;
	int outlen =
		MLX5_ST_SZ_BYTES(query_flow_counter_out) +
		MLX5_ST_SZ_BYTES(traffic_counter) * num;

	b = kzalloc(sizeof(*b) + outlen, GFP_KERNEL);
	if (!b)
		return NULL;

	b->id = id;
	b->num = num;
	b->outlen = outlen;

	return b;
}

void mlx5_cmd_fc_bulk_free(struct mlx5_cmd_fc_bulk *b)
{
	kfree(b);
}

int
mlx5_cmd_fc_bulk_query(struct mlx5_core_dev *dev, struct mlx5_cmd_fc_bulk *b)
{
	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};

	MLX5_SET(query_flow_counter_in, in, opcode,
		 MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	MLX5_SET(query_flow_counter_in, in, flow_counter_id, b->id);
	MLX5_SET(query_flow_counter_in, in, num_of_counters, b->num);
	return mlx5_cmd_exec(dev, in, sizeof(in), b->out, b->outlen);
}

void mlx5_cmd_fc_bulk_get(struct mlx5_core_dev *dev,
			  struct mlx5_cmd_fc_bulk *b, u16 id,
			  u64 *packets, u64 *bytes)
{
	int index = id - b->id;
	void *stats;

	if (index < 0 || index >= b->num) {
		mlx5_core_warn(dev, "Flow counter id (0x%x) out of range (0x%x..0x%x). Counter ignored.\n",
			       id, b->id, b->id + b->num - 1);
		return;
	}

	stats = MLX5_ADDR_OF(query_flow_counter_out, b->out,
			     flow_statistics[index]);
	*packets = MLX5_GET64(traffic_counter, stats, packets);
	*bytes = MLX5_GET64(traffic_counter, stats, octets);
}

int mlx5_encap_alloc(struct mlx5_core_dev *dev,
		     int header_type,
		     size_t size,
		     void *encap_header,
		     u32 *encap_id)
{
	int max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size);
	u32 out[MLX5_ST_SZ_DW(alloc_encap_header_out)];
	void *encap_header_in;
	void *header;
	int inlen;
	int err;
	u32 *in;

	if (size > MLX5_CAP_ESW(dev, max_encap_header_size))
		return -EINVAL;

	in = kzalloc(MLX5_ST_SZ_BYTES(alloc_encap_header_in) + max_encap_size,
		     GFP_KERNEL);
	if (!in)
		return -ENOMEM;

	encap_header_in = MLX5_ADDR_OF(alloc_encap_header_in, in, encap_header);
	header = MLX5_ADDR_OF(encap_header_in, encap_header_in, encap_header);
	inlen = header - (void *)in  + size;

	memset(in, 0, inlen);
	MLX5_SET(alloc_encap_header_in, in, opcode,
		 MLX5_CMD_OP_ALLOC_ENCAP_HEADER);
	MLX5_SET(encap_header_in, encap_header_in, encap_header_size, size);
	MLX5_SET(encap_header_in, encap_header_in, header_type, header_type);
	memcpy(header, encap_header, size);

	memset(out, 0, sizeof(out));
	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));

	*encap_id = MLX5_GET(alloc_encap_header_out, out, encap_id);
	kfree(in);
	return err;
}

void mlx5_encap_dealloc(struct mlx5_core_dev *dev, u32 encap_id)
{
	u32 in[MLX5_ST_SZ_DW(dealloc_encap_header_in)];
	u32 out[MLX5_ST_SZ_DW(dealloc_encap_header_out)];

	memset(in, 0, sizeof(in));
	MLX5_SET(dealloc_encap_header_in, in, opcode,
		 MLX5_CMD_OP_DEALLOC_ENCAP_HEADER);
	MLX5_SET(dealloc_encap_header_in, in, encap_id, encap_id);

	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
}
Commit	Line	Data
26a81453 MG	1	/*
	2	* Copyright (c) 2015, Mellanox Technologies. All rights reserved.
	3	*
	4	* This software is available to you under a choice of one of two
	5	* licenses. You may choose to be licensed under the terms of the GNU
	6	* General Public License (GPL) Version 2, available from the file
	7	* COPYING in the main directory of this source tree, or the
	8	* OpenIB.org BSD license below:
	9	*
	10	* Redistribution and use in source and binary forms, with or
	11	* without modification, are permitted provided that the following
	12	* conditions are met:
	13	*
	14	* - Redistributions of source code must retain the above
	15	* copyright notice, this list of conditions and the following
	16	* disclaimer.
	17	*
	18	* - Redistributions in binary form must reproduce the above
	19	* copyright notice, this list of conditions and the following
	20	* disclaimer in the documentation and/or other materials
	21	* provided with the distribution.
	22	*
	23	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	24	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	25	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	26	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	27	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	28	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	29	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	30	* SOFTWARE.
	31	*/
	32
	33	#include <linux/mlx5/driver.h>
	34	#include <linux/mlx5/device.h>
	35	#include <linux/mlx5/mlx5_ifc.h>
	36
	37	#include "fs_core.h"
	38	#include "fs_cmd.h"
	39	#include "mlx5_core.h"
c9f1b073	40	#include "eswitch.h"
26a81453	41
2cc43b49 MG	42	int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev,
	43	struct mlx5_flow_table *ft)
	44	{
c4f287c4 SM	45	u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {0};
c4f287c4 SM	46	u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0};
2cc43b49 MG	47
	48	MLX5_SET(set_flow_table_root_in, in, opcode,
	49	MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
	50	MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
	51	MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
efdc810b MHY	52	if (ft->vport) {
	53	MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
	54	MLX5_SET(set_flow_table_root_in, in, other_vport, 1);
	55	}
2cc43b49	56
c4f287c4	57	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
2cc43b49 MG	58	}
2cc43b49 MG	59
26a81453	60	int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
efdc810b	61	u16 vport,
aaff1bea	62	enum fs_flow_table_op_mod op_mod,
26a81453	63	enum fs_flow_table_type type, unsigned int level,
f90edfd2	64	unsigned int log_size, struct mlx5_flow_table
c9f1b073	65	next_ft, unsigned int table_id, u32 flags)
26a81453	66	{
c9f1b073	67	int en_encap_decap = !!(flags & MLX5_FLOW_TABLE_TUNNEL_EN);
c4f287c4 SM	68	u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {0};
c4f287c4 SM	69	u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {0};
26a81453 MG	70	int err;
26a81453 MG	71
26a81453 MG	72	MLX5_SET(create_flow_table_in, in, opcode,
	73	MLX5_CMD_OP_CREATE_FLOW_TABLE);
	74
	75	MLX5_SET(create_flow_table_in, in, table_type, type);
	76	MLX5_SET(create_flow_table_in, in, level, level);
	77	MLX5_SET(create_flow_table_in, in, log_size, log_size);
efdc810b MHY	78	if (vport) {
	79	MLX5_SET(create_flow_table_in, in, vport_number, vport);
	80	MLX5_SET(create_flow_table_in, in, other_vport, 1);
	81	}
26a81453	82
c9f1b073 HHZ	83	MLX5_SET(create_flow_table_in, in, decap_en, en_encap_decap);
	84	MLX5_SET(create_flow_table_in, in, encap_en, en_encap_decap);
	85
aaff1bea AH	86	switch (op_mod) {
	87	case FS_FT_OP_MOD_NORMAL:
	88	if (next_ft) {
	89	MLX5_SET(create_flow_table_in, in, table_miss_mode, 1);
	90	MLX5_SET(create_flow_table_in, in, table_miss_id, next_ft->id);
	91	}
	92	break;
	93
	94	case FS_FT_OP_MOD_LAG_DEMUX:
	95	MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
	96	if (next_ft)
	97	MLX5_SET(create_flow_table_in, in, lag_master_next_table_id,
	98	next_ft->id);
	99	break;
	100	}
	101
c4f287c4	102	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	103	if (!err)
	104	*table_id = MLX5_GET(create_flow_table_out, out,
	105	table_id);
	106	return err;
	107	}
	108
	109	int mlx5_cmd_destroy_flow_table(struct mlx5_core_dev *dev,
	110	struct mlx5_flow_table *ft)
	111	{
c4f287c4 SM	112	u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {0};
c4f287c4 SM	113	u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {0};
26a81453 MG	114
	115	MLX5_SET(destroy_flow_table_in, in, opcode,
	116	MLX5_CMD_OP_DESTROY_FLOW_TABLE);
	117	MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
	118	MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
efdc810b MHY	119	if (ft->vport) {
	120	MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
	121	MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
	122	}
26a81453	123
c4f287c4	124	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	125	}
26a81453 MG	126
34a40e68 MG	127	int mlx5_cmd_modify_flow_table(struct mlx5_core_dev *dev,
	128	struct mlx5_flow_table *ft,
	129	struct mlx5_flow_table *next_ft)
	130	{
c4f287c4 SM	131	u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {0};
c4f287c4 SM	132	u32 out[MLX5_ST_SZ_DW(modify_flow_table_out)] = {0};
34a40e68 MG	133
	134	MLX5_SET(modify_flow_table_in, in, opcode,
	135	MLX5_CMD_OP_MODIFY_FLOW_TABLE);
	136	MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
	137	MLX5_SET(modify_flow_table_in, in, table_id, ft->id);
aaff1bea AH	138
	139	if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
	140	MLX5_SET(modify_flow_table_in, in, modify_field_select,
	141	MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
	142	if (next_ft) {
	143	MLX5_SET(modify_flow_table_in, in,
	144	lag_master_next_table_id, next_ft->id);
	145	} else {
	146	MLX5_SET(modify_flow_table_in, in,
	147	lag_master_next_table_id, 0);
	148	}
34a40e68	149	} else {
aaff1bea AH	150	if (ft->vport) {
	151	MLX5_SET(modify_flow_table_in, in, vport_number,
	152	ft->vport);
	153	MLX5_SET(modify_flow_table_in, in, other_vport, 1);
	154	}
	155	MLX5_SET(modify_flow_table_in, in, modify_field_select,
	156	MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
	157	if (next_ft) {
	158	MLX5_SET(modify_flow_table_in, in, table_miss_mode, 1);
	159	MLX5_SET(modify_flow_table_in, in, table_miss_id,
	160	next_ft->id);
	161	} else {
	162	MLX5_SET(modify_flow_table_in, in, table_miss_mode, 0);
	163	}
34a40e68 MG	164	}
34a40e68 MG	165
c4f287c4	166	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
34a40e68 MG	167	}
34a40e68 MG	168
26a81453 MG	169	int mlx5_cmd_create_flow_group(struct mlx5_core_dev *dev,
	170	struct mlx5_flow_table *ft,
	171	u32 *in,
	172	unsigned int *group_id)
	173	{
c4f287c4	174	u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {0};
26a81453	175	int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
26a81453 MG	176	int err;
26a81453 MG	177
26a81453 MG	178	MLX5_SET(create_flow_group_in, in, opcode,
	179	MLX5_CMD_OP_CREATE_FLOW_GROUP);
	180	MLX5_SET(create_flow_group_in, in, table_type, ft->type);
	181	MLX5_SET(create_flow_group_in, in, table_id, ft->id);
efdc810b MHY	182	if (ft->vport) {
	183	MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
	184	MLX5_SET(create_flow_group_in, in, other_vport, 1);
	185	}
26a81453	186
c4f287c4	187	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
26a81453 MG	188	if (!err)
	189	*group_id = MLX5_GET(create_flow_group_out, out,
	190	group_id);
26a81453 MG	191	return err;
	192	}
	193
	194	int mlx5_cmd_destroy_flow_group(struct mlx5_core_dev *dev,
	195	struct mlx5_flow_table *ft,
	196	unsigned int group_id)
	197	{
c4f287c4 SM	198	u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {0};
c4f287c4 SM	199	u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {0};
26a81453 MG	200
	201	MLX5_SET(destroy_flow_group_in, in, opcode,
	202	MLX5_CMD_OP_DESTROY_FLOW_GROUP);
	203	MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
	204	MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
	205	MLX5_SET(destroy_flow_group_in, in, group_id, group_id);
efdc810b MHY	206	if (ft->vport) {
	207	MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
	208	MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
	209	}
26a81453	210
c4f287c4	211	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	212	}
	213
	214	static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
	215	int opmod, int modify_mask,
	216	struct mlx5_flow_table *ft,
	217	unsigned group_id,
	218	struct fs_fte *fte)
	219	{
	220	unsigned int inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
	221	fte->dests_size * MLX5_ST_SZ_BYTES(dest_format_struct);
c4f287c4	222	u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
26a81453 MG	223	struct mlx5_flow_rule *dst;
	224	void *in_flow_context;
	225	void *in_match_value;
	226	void *in_dests;
	227	u32 *in;
	228	int err;
	229
	230	in = mlx5_vzalloc(inlen);
	231	if (!in) {
	232	mlx5_core_warn(dev, "failed to allocate inbox\n");
	233	return -ENOMEM;
	234	}
	235
	236	MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
	237	MLX5_SET(set_fte_in, in, op_mod, opmod);
	238	MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
	239	MLX5_SET(set_fte_in, in, table_type, ft->type);
	240	MLX5_SET(set_fte_in, in, table_id, ft->id);
	241	MLX5_SET(set_fte_in, in, flow_index, fte->index);
efdc810b MHY	242	if (ft->vport) {
	243	MLX5_SET(set_fte_in, in, vport_number, ft->vport);
	244	MLX5_SET(set_fte_in, in, other_vport, 1);
	245	}
26a81453 MG	246
	247	in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
	248	MLX5_SET(flow_context, in_flow_context, group_id, group_id);
	249	MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_tag);
	250	MLX5_SET(flow_context, in_flow_context, action, fte->action);
66958ed9	251	MLX5_SET(flow_context, in_flow_context, encap_id, fte->encap_id);
26a81453 MG	252	in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
	253	match_value);
	254	memcpy(in_match_value, &fte->val, MLX5_ST_SZ_BYTES(fte_match_param));
	255
bd5251db	256	in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
60ab4584	257	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
bd5251db AV	258	int list_size = 0;
bd5251db AV	259
60ab4584 AV	260	list_for_each_entry(dst, &fte->node.children, node.list) {
	261	unsigned int id;
	262
bd5251db AV	263	if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
	264	continue;
	265
60ab4584 AV	266	MLX5_SET(dest_format_struct, in_dests, destination_type,
	267	dst->dest_attr.type);
	268	if (dst->dest_attr.type ==
	269	MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE) {
	270	id = dst->dest_attr.ft->id;
	271	} else {
	272	id = dst->dest_attr.tir_num;
	273	}
	274	MLX5_SET(dest_format_struct, in_dests, destination_id, id);
	275	in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
bd5251db AV	276	list_size++;
	277	}
	278
	279	MLX5_SET(flow_context, in_flow_context, destination_list_size,
	280	list_size);
	281	}
	282
	283	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
	284	int list_size = 0;
	285
	286	list_for_each_entry(dst, &fte->node.children, node.list) {
	287	if (dst->dest_attr.type !=
	288	MLX5_FLOW_DESTINATION_TYPE_COUNTER)
	289	continue;
	290
	291	MLX5_SET(flow_counter_list, in_dests, flow_counter_id,
	292	dst->dest_attr.counter->id);
	293	in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
	294	list_size++;
60ab4584	295	}
bd5251db AV	296
	297	MLX5_SET(flow_context, in_flow_context, flow_counter_list_size,
	298	list_size);
26a81453	299	}
bd5251db	300
c4f287c4	301	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
26a81453	302	kvfree(in);
26a81453 MG	303	return err;
	304	}
	305
	306	int mlx5_cmd_create_fte(struct mlx5_core_dev *dev,
	307	struct mlx5_flow_table *ft,
	308	unsigned group_id,
	309	struct fs_fte *fte)
	310	{
c4f287c4	311	return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
26a81453 MG	312	}
	313
	314	int mlx5_cmd_update_fte(struct mlx5_core_dev *dev,
	315	struct mlx5_flow_table *ft,
	316	unsigned group_id,
bd5251db	317	int modify_mask,
26a81453 MG	318	struct fs_fte *fte)
	319	{
	320	int opmod;
26a81453 MG	321	int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
	322	flow_table_properties_nic_receive.
	323	flow_modify_en);
	324	if (!atomic_mod_cap)
	325	return -ENOTSUPP;
	326	opmod = 1;
26a81453 MG	327
	328	return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, group_id, fte);
	329	}
	330
	331	int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev,
	332	struct mlx5_flow_table *ft,
	333	unsigned int index)
	334	{
c4f287c4 SM	335	u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {0};
c4f287c4 SM	336	u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {0};
26a81453 MG	337
	338	MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
	339	MLX5_SET(delete_fte_in, in, table_type, ft->type);
	340	MLX5_SET(delete_fte_in, in, table_id, ft->id);
	341	MLX5_SET(delete_fte_in, in, flow_index, index);
efdc810b MHY	342	if (ft->vport) {
	343	MLX5_SET(delete_fte_in, in, vport_number, ft->vport);
	344	MLX5_SET(delete_fte_in, in, other_vport, 1);
	345	}
26a81453	346
c4f287c4	347	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453	348	}
9dc0b289 AV	349
	350	int mlx5_cmd_fc_alloc(struct mlx5_core_dev dev, u16 id)
	351	{
c4f287c4 SM	352	u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0};
c4f287c4 SM	353	u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
9dc0b289 AV	354	int err;
9dc0b289 AV	355
9dc0b289 AV	356	MLX5_SET(alloc_flow_counter_in, in, opcode,
	357	MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
	358
c4f287c4 SM	359	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	360	if (!err)
	361	*id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
	362	return err;
9dc0b289 AV	363	}
	364
	365	int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u16 id)
	366	{
c4f287c4 SM	367	u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)] = {0};
c4f287c4 SM	368	u32 out[MLX5_ST_SZ_DW(dealloc_flow_counter_out)] = {0};
9dc0b289 AV	369
	370	MLX5_SET(dealloc_flow_counter_in, in, opcode,
	371	MLX5_CMD_OP_DEALLOC_FLOW_COUNTER);
	372	MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id);
c4f287c4	373	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
9dc0b289 AV	374	}
	375
	376	int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u16 id,
	377	u64 packets, u64 bytes)
	378	{
	379	u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
c4f287c4 SM	380	MLX5_ST_SZ_BYTES(traffic_counter)] = {0};
c4f287c4 SM	381	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
9dc0b289 AV	382	void *stats;
	383	int err = 0;
	384
9dc0b289 AV	385	MLX5_SET(query_flow_counter_in, in, opcode,
	386	MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	387	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	388	MLX5_SET(query_flow_counter_in, in, flow_counter_id, id);
c4f287c4	389	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
9dc0b289 AV	390	if (err)
	391	return err;
	392
	393	stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics);
	394	*packets = MLX5_GET64(traffic_counter, stats, packets);
	395	*bytes = MLX5_GET64(traffic_counter, stats, octets);
9dc0b289 AV	396	return 0;
9dc0b289 AV	397	}
a351a1b0 AV	398
	399	struct mlx5_cmd_fc_bulk {
	400	u16 id;
	401	int num;
	402	int outlen;
	403	u32 out[0];
	404	};
	405
	406	struct mlx5_cmd_fc_bulk *
	407	mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev, u16 id, int num)
	408	{
	409	struct mlx5_cmd_fc_bulk *b;
babd6134	410	int outlen =
a351a1b0 AV	411	MLX5_ST_SZ_BYTES(query_flow_counter_out) +
	412	MLX5_ST_SZ_BYTES(traffic_counter) * num;
	413
babd6134	414	b = kzalloc(sizeof(*b) + outlen, GFP_KERNEL);
a351a1b0 AV	415	if (!b)
	416	return NULL;
	417
	418	b->id = id;
	419	b->num = num;
	420	b->outlen = outlen;
	421
	422	return b;
	423	}
	424
	425	void mlx5_cmd_fc_bulk_free(struct mlx5_cmd_fc_bulk *b)
	426	{
	427	kfree(b);
	428	}
	429
	430	int
	431	mlx5_cmd_fc_bulk_query(struct mlx5_core_dev dev, struct mlx5_cmd_fc_bulk b)
	432	{
c4f287c4	433	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
a351a1b0 AV	434
	435	MLX5_SET(query_flow_counter_in, in, opcode,
	436	MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	437	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	438	MLX5_SET(query_flow_counter_in, in, flow_counter_id, b->id);
	439	MLX5_SET(query_flow_counter_in, in, num_of_counters, b->num);
c4f287c4	440	return mlx5_cmd_exec(dev, in, sizeof(in), b->out, b->outlen);
a351a1b0 AV	441	}
	442
	443	void mlx5_cmd_fc_bulk_get(struct mlx5_core_dev *dev,
	444	struct mlx5_cmd_fc_bulk *b, u16 id,
	445	u64 packets, u64 bytes)
	446	{
	447	int index = id - b->id;
	448	void *stats;
	449
	450	if (index < 0 \|\| index >= b->num) {
	451	mlx5_core_warn(dev, "Flow counter id (0x%x) out of range (0x%x..0x%x). Counter ignored.\n",
	452	id, b->id, b->id + b->num - 1);
	453	return;
	454	}
	455
	456	stats = MLX5_ADDR_OF(query_flow_counter_out, b->out,
	457	flow_statistics[index]);
	458	*packets = MLX5_GET64(traffic_counter, stats, packets);
	459	*bytes = MLX5_GET64(traffic_counter, stats, octets);
	460	}
575ddf58	461
ae9f83ac HHZ	462	int mlx5_encap_alloc(struct mlx5_core_dev *dev,
	463	int header_type,
	464	size_t size,
	465	void *encap_header,
	466	u32 *encap_id)
575ddf58	467	{
43f93839	468	int max_encap_size = MLX5_CAP_ESW(dev, max_encap_header_size);
575ddf58	469	u32 out[MLX5_ST_SZ_DW(alloc_encap_header_out)];
43f93839 HHZ	470	void *encap_header_in;
	471	void *header;
	472	int inlen;
575ddf58	473	int err;
43f93839	474	u32 *in;
575ddf58	475
43f93839	476	if (size > MLX5_CAP_ESW(dev, max_encap_header_size))
575ddf58 IL	477	return -EINVAL;
575ddf58 IL	478
43f93839 HHZ	479	in = kzalloc(MLX5_ST_SZ_BYTES(alloc_encap_header_in) + max_encap_size,
	480	GFP_KERNEL);
	481	if (!in)
	482	return -ENOMEM;
	483
	484	encap_header_in = MLX5_ADDR_OF(alloc_encap_header_in, in, encap_header);
	485	header = MLX5_ADDR_OF(encap_header_in, encap_header_in, encap_header);
	486	inlen = header - (void *)in + size;
	487
575ddf58 IL	488	memset(in, 0, inlen);
	489	MLX5_SET(alloc_encap_header_in, in, opcode,
	490	MLX5_CMD_OP_ALLOC_ENCAP_HEADER);
	491	MLX5_SET(encap_header_in, encap_header_in, encap_header_size, size);
	492	MLX5_SET(encap_header_in, encap_header_in, header_type, header_type);
	493	memcpy(header, encap_header, size);
	494
	495	memset(out, 0, sizeof(out));
	496	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
	497
	498	*encap_id = MLX5_GET(alloc_encap_header_out, out, encap_id);
43f93839	499	kfree(in);
575ddf58 IL	500	return err;
	501	}
	502
ae9f83ac	503	void mlx5_encap_dealloc(struct mlx5_core_dev *dev, u32 encap_id)
575ddf58 IL	504	{
	505	u32 in[MLX5_ST_SZ_DW(dealloc_encap_header_in)];
	506	u32 out[MLX5_ST_SZ_DW(dealloc_encap_header_out)];
	507
	508	memset(in, 0, sizeof(in));
	509	MLX5_SET(dealloc_encap_header_in, in, opcode,
	510	MLX5_CMD_OP_DEALLOC_ENCAP_HEADER);
	511	MLX5_SET(dealloc_encap_header_in, in, encap_id, encap_id);
	512
	513	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	514	}