[deliverable/linux.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"

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 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);
	}

	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);
	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 = sizeof(*b) +
		MLX5_ST_SZ_BYTES(query_flow_counter_out) +
		MLX5_ST_SZ_BYTES(traffic_counter) * num;

	b = kzalloc(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);
}

#define MAX_ENCAP_SIZE (128)

int mlx5_cmd_alloc_encap(struct mlx5_core_dev *dev,
			 int header_type,
			 size_t size,
			 void *encap_header,
			 u32 *encap_id)
{
	u32 out[MLX5_ST_SZ_DW(alloc_encap_header_out)];
	u32 in[MLX5_ST_SZ_DW(alloc_encap_header_in) +
	      (MAX_ENCAP_SIZE / sizeof(u32))];
	void *encap_header_in = MLX5_ADDR_OF(alloc_encap_header_in, in,
					     encap_header);
	void *header = MLX5_ADDR_OF(encap_header_in, encap_header_in,
				    encap_header);
	int inlen = header - (void *)in  + size;
	int err;

	if (size > MAX_ENCAP_SIZE)
		return -EINVAL;

	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);
	return err;
}

void mlx5_cmd_dealloc_encap(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"
	40
2cc43b49 MG	41	int mlx5_cmd_update_root_ft(struct mlx5_core_dev *dev,
	42	struct mlx5_flow_table *ft)
	43	{
c4f287c4 SM	44	u32 in[MLX5_ST_SZ_DW(set_flow_table_root_in)] = {0};
c4f287c4 SM	45	u32 out[MLX5_ST_SZ_DW(set_flow_table_root_out)] = {0};
2cc43b49 MG	46
	47	MLX5_SET(set_flow_table_root_in, in, opcode,
	48	MLX5_CMD_OP_SET_FLOW_TABLE_ROOT);
	49	MLX5_SET(set_flow_table_root_in, in, table_type, ft->type);
	50	MLX5_SET(set_flow_table_root_in, in, table_id, ft->id);
efdc810b MHY	51	if (ft->vport) {
	52	MLX5_SET(set_flow_table_root_in, in, vport_number, ft->vport);
	53	MLX5_SET(set_flow_table_root_in, in, other_vport, 1);
	54	}
2cc43b49	55
c4f287c4	56	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
2cc43b49 MG	57	}
2cc43b49 MG	58
26a81453	59	int mlx5_cmd_create_flow_table(struct mlx5_core_dev *dev,
efdc810b	60	u16 vport,
aaff1bea	61	enum fs_flow_table_op_mod op_mod,
26a81453	62	enum fs_flow_table_type type, unsigned int level,
f90edfd2 MG	63	unsigned int log_size, struct mlx5_flow_table
f90edfd2 MG	64	next_ft, unsigned int table_id)
26a81453	65	{
c4f287c4 SM	66	u32 out[MLX5_ST_SZ_DW(create_flow_table_out)] = {0};
c4f287c4 SM	67	u32 in[MLX5_ST_SZ_DW(create_flow_table_in)] = {0};
26a81453 MG	68	int err;
26a81453 MG	69
26a81453 MG	70	MLX5_SET(create_flow_table_in, in, opcode,
	71	MLX5_CMD_OP_CREATE_FLOW_TABLE);
	72
	73	MLX5_SET(create_flow_table_in, in, table_type, type);
	74	MLX5_SET(create_flow_table_in, in, level, level);
	75	MLX5_SET(create_flow_table_in, in, log_size, log_size);
efdc810b MHY	76	if (vport) {
	77	MLX5_SET(create_flow_table_in, in, vport_number, vport);
	78	MLX5_SET(create_flow_table_in, in, other_vport, 1);
	79	}
26a81453	80
aaff1bea AH	81	switch (op_mod) {
	82	case FS_FT_OP_MOD_NORMAL:
	83	if (next_ft) {
	84	MLX5_SET(create_flow_table_in, in, table_miss_mode, 1);
	85	MLX5_SET(create_flow_table_in, in, table_miss_id, next_ft->id);
	86	}
	87	break;
	88
	89	case FS_FT_OP_MOD_LAG_DEMUX:
	90	MLX5_SET(create_flow_table_in, in, op_mod, 0x1);
	91	if (next_ft)
	92	MLX5_SET(create_flow_table_in, in, lag_master_next_table_id,
	93	next_ft->id);
	94	break;
	95	}
	96
c4f287c4	97	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	98	if (!err)
	99	*table_id = MLX5_GET(create_flow_table_out, out,
	100	table_id);
	101	return err;
	102	}
	103
	104	int mlx5_cmd_destroy_flow_table(struct mlx5_core_dev *dev,
	105	struct mlx5_flow_table *ft)
	106	{
c4f287c4 SM	107	u32 in[MLX5_ST_SZ_DW(destroy_flow_table_in)] = {0};
c4f287c4 SM	108	u32 out[MLX5_ST_SZ_DW(destroy_flow_table_out)] = {0};
26a81453 MG	109
	110	MLX5_SET(destroy_flow_table_in, in, opcode,
	111	MLX5_CMD_OP_DESTROY_FLOW_TABLE);
	112	MLX5_SET(destroy_flow_table_in, in, table_type, ft->type);
	113	MLX5_SET(destroy_flow_table_in, in, table_id, ft->id);
efdc810b MHY	114	if (ft->vport) {
	115	MLX5_SET(destroy_flow_table_in, in, vport_number, ft->vport);
	116	MLX5_SET(destroy_flow_table_in, in, other_vport, 1);
	117	}
26a81453	118
c4f287c4	119	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	120	}
26a81453 MG	121
34a40e68 MG	122	int mlx5_cmd_modify_flow_table(struct mlx5_core_dev *dev,
	123	struct mlx5_flow_table *ft,
	124	struct mlx5_flow_table *next_ft)
	125	{
c4f287c4 SM	126	u32 in[MLX5_ST_SZ_DW(modify_flow_table_in)] = {0};
c4f287c4 SM	127	u32 out[MLX5_ST_SZ_DW(modify_flow_table_out)] = {0};
34a40e68 MG	128
	129	MLX5_SET(modify_flow_table_in, in, opcode,
	130	MLX5_CMD_OP_MODIFY_FLOW_TABLE);
	131	MLX5_SET(modify_flow_table_in, in, table_type, ft->type);
	132	MLX5_SET(modify_flow_table_in, in, table_id, ft->id);
aaff1bea AH	133
	134	if (ft->op_mod == FS_FT_OP_MOD_LAG_DEMUX) {
	135	MLX5_SET(modify_flow_table_in, in, modify_field_select,
	136	MLX5_MODIFY_FLOW_TABLE_LAG_NEXT_TABLE_ID);
	137	if (next_ft) {
	138	MLX5_SET(modify_flow_table_in, in,
	139	lag_master_next_table_id, next_ft->id);
	140	} else {
	141	MLX5_SET(modify_flow_table_in, in,
	142	lag_master_next_table_id, 0);
	143	}
34a40e68	144	} else {
aaff1bea AH	145	if (ft->vport) {
	146	MLX5_SET(modify_flow_table_in, in, vport_number,
	147	ft->vport);
	148	MLX5_SET(modify_flow_table_in, in, other_vport, 1);
	149	}
	150	MLX5_SET(modify_flow_table_in, in, modify_field_select,
	151	MLX5_MODIFY_FLOW_TABLE_MISS_TABLE_ID);
	152	if (next_ft) {
	153	MLX5_SET(modify_flow_table_in, in, table_miss_mode, 1);
	154	MLX5_SET(modify_flow_table_in, in, table_miss_id,
	155	next_ft->id);
	156	} else {
	157	MLX5_SET(modify_flow_table_in, in, table_miss_mode, 0);
	158	}
34a40e68 MG	159	}
34a40e68 MG	160
c4f287c4	161	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
34a40e68 MG	162	}
34a40e68 MG	163
26a81453 MG	164	int mlx5_cmd_create_flow_group(struct mlx5_core_dev *dev,
	165	struct mlx5_flow_table *ft,
	166	u32 *in,
	167	unsigned int *group_id)
	168	{
c4f287c4	169	u32 out[MLX5_ST_SZ_DW(create_flow_group_out)] = {0};
26a81453	170	int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in);
26a81453 MG	171	int err;
26a81453 MG	172
26a81453 MG	173	MLX5_SET(create_flow_group_in, in, opcode,
	174	MLX5_CMD_OP_CREATE_FLOW_GROUP);
	175	MLX5_SET(create_flow_group_in, in, table_type, ft->type);
	176	MLX5_SET(create_flow_group_in, in, table_id, ft->id);
efdc810b MHY	177	if (ft->vport) {
	178	MLX5_SET(create_flow_group_in, in, vport_number, ft->vport);
	179	MLX5_SET(create_flow_group_in, in, other_vport, 1);
	180	}
26a81453	181
c4f287c4	182	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
26a81453 MG	183	if (!err)
	184	*group_id = MLX5_GET(create_flow_group_out, out,
	185	group_id);
26a81453 MG	186	return err;
	187	}
	188
	189	int mlx5_cmd_destroy_flow_group(struct mlx5_core_dev *dev,
	190	struct mlx5_flow_table *ft,
	191	unsigned int group_id)
	192	{
c4f287c4 SM	193	u32 out[MLX5_ST_SZ_DW(destroy_flow_group_out)] = {0};
c4f287c4 SM	194	u32 in[MLX5_ST_SZ_DW(destroy_flow_group_in)] = {0};
26a81453 MG	195
	196	MLX5_SET(destroy_flow_group_in, in, opcode,
	197	MLX5_CMD_OP_DESTROY_FLOW_GROUP);
	198	MLX5_SET(destroy_flow_group_in, in, table_type, ft->type);
	199	MLX5_SET(destroy_flow_group_in, in, table_id, ft->id);
	200	MLX5_SET(destroy_flow_group_in, in, group_id, group_id);
efdc810b MHY	201	if (ft->vport) {
	202	MLX5_SET(destroy_flow_group_in, in, vport_number, ft->vport);
	203	MLX5_SET(destroy_flow_group_in, in, other_vport, 1);
	204	}
26a81453	205
c4f287c4	206	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453 MG	207	}
	208
	209	static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev,
	210	int opmod, int modify_mask,
	211	struct mlx5_flow_table *ft,
	212	unsigned group_id,
	213	struct fs_fte *fte)
	214	{
	215	unsigned int inlen = MLX5_ST_SZ_BYTES(set_fte_in) +
	216	fte->dests_size * MLX5_ST_SZ_BYTES(dest_format_struct);
c4f287c4	217	u32 out[MLX5_ST_SZ_DW(set_fte_out)] = {0};
26a81453 MG	218	struct mlx5_flow_rule *dst;
	219	void *in_flow_context;
	220	void *in_match_value;
	221	void *in_dests;
	222	u32 *in;
	223	int err;
	224
	225	in = mlx5_vzalloc(inlen);
	226	if (!in) {
	227	mlx5_core_warn(dev, "failed to allocate inbox\n");
	228	return -ENOMEM;
	229	}
	230
	231	MLX5_SET(set_fte_in, in, opcode, MLX5_CMD_OP_SET_FLOW_TABLE_ENTRY);
	232	MLX5_SET(set_fte_in, in, op_mod, opmod);
	233	MLX5_SET(set_fte_in, in, modify_enable_mask, modify_mask);
	234	MLX5_SET(set_fte_in, in, table_type, ft->type);
	235	MLX5_SET(set_fte_in, in, table_id, ft->id);
	236	MLX5_SET(set_fte_in, in, flow_index, fte->index);
efdc810b MHY	237	if (ft->vport) {
	238	MLX5_SET(set_fte_in, in, vport_number, ft->vport);
	239	MLX5_SET(set_fte_in, in, other_vport, 1);
	240	}
26a81453 MG	241
	242	in_flow_context = MLX5_ADDR_OF(set_fte_in, in, flow_context);
	243	MLX5_SET(flow_context, in_flow_context, group_id, group_id);
	244	MLX5_SET(flow_context, in_flow_context, flow_tag, fte->flow_tag);
	245	MLX5_SET(flow_context, in_flow_context, action, fte->action);
26a81453 MG	246	in_match_value = MLX5_ADDR_OF(flow_context, in_flow_context,
	247	match_value);
	248	memcpy(in_match_value, &fte->val, MLX5_ST_SZ_BYTES(fte_match_param));
	249
bd5251db	250	in_dests = MLX5_ADDR_OF(flow_context, in_flow_context, destination);
60ab4584	251	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
bd5251db AV	252	int list_size = 0;
bd5251db AV	253
60ab4584 AV	254	list_for_each_entry(dst, &fte->node.children, node.list) {
	255	unsigned int id;
	256
bd5251db AV	257	if (dst->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_COUNTER)
	258	continue;
	259
60ab4584 AV	260	MLX5_SET(dest_format_struct, in_dests, destination_type,
	261	dst->dest_attr.type);
	262	if (dst->dest_attr.type ==
	263	MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE) {
	264	id = dst->dest_attr.ft->id;
	265	} else {
	266	id = dst->dest_attr.tir_num;
	267	}
	268	MLX5_SET(dest_format_struct, in_dests, destination_id, id);
	269	in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
bd5251db AV	270	list_size++;
	271	}
	272
	273	MLX5_SET(flow_context, in_flow_context, destination_list_size,
	274	list_size);
	275	}
	276
	277	if (fte->action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
	278	int list_size = 0;
	279
	280	list_for_each_entry(dst, &fte->node.children, node.list) {
	281	if (dst->dest_attr.type !=
	282	MLX5_FLOW_DESTINATION_TYPE_COUNTER)
	283	continue;
	284
	285	MLX5_SET(flow_counter_list, in_dests, flow_counter_id,
	286	dst->dest_attr.counter->id);
	287	in_dests += MLX5_ST_SZ_BYTES(dest_format_struct);
	288	list_size++;
60ab4584	289	}
bd5251db AV	290
	291	MLX5_SET(flow_context, in_flow_context, flow_counter_list_size,
	292	list_size);
26a81453	293	}
bd5251db	294
c4f287c4	295	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
26a81453	296	kvfree(in);
26a81453 MG	297	return err;
	298	}
	299
	300	int mlx5_cmd_create_fte(struct mlx5_core_dev *dev,
	301	struct mlx5_flow_table *ft,
	302	unsigned group_id,
	303	struct fs_fte *fte)
	304	{
c4f287c4	305	return mlx5_cmd_set_fte(dev, 0, 0, ft, group_id, fte);
26a81453 MG	306	}
	307
	308	int mlx5_cmd_update_fte(struct mlx5_core_dev *dev,
	309	struct mlx5_flow_table *ft,
	310	unsigned group_id,
bd5251db	311	int modify_mask,
26a81453 MG	312	struct fs_fte *fte)
	313	{
	314	int opmod;
26a81453 MG	315	int atomic_mod_cap = MLX5_CAP_FLOWTABLE(dev,
	316	flow_table_properties_nic_receive.
	317	flow_modify_en);
	318	if (!atomic_mod_cap)
	319	return -ENOTSUPP;
	320	opmod = 1;
26a81453 MG	321
	322	return mlx5_cmd_set_fte(dev, opmod, modify_mask, ft, group_id, fte);
	323	}
	324
	325	int mlx5_cmd_delete_fte(struct mlx5_core_dev *dev,
	326	struct mlx5_flow_table *ft,
	327	unsigned int index)
	328	{
c4f287c4 SM	329	u32 out[MLX5_ST_SZ_DW(delete_fte_out)] = {0};
c4f287c4 SM	330	u32 in[MLX5_ST_SZ_DW(delete_fte_in)] = {0};
26a81453 MG	331
	332	MLX5_SET(delete_fte_in, in, opcode, MLX5_CMD_OP_DELETE_FLOW_TABLE_ENTRY);
	333	MLX5_SET(delete_fte_in, in, table_type, ft->type);
	334	MLX5_SET(delete_fte_in, in, table_id, ft->id);
	335	MLX5_SET(delete_fte_in, in, flow_index, index);
efdc810b MHY	336	if (ft->vport) {
	337	MLX5_SET(delete_fte_in, in, vport_number, ft->vport);
	338	MLX5_SET(delete_fte_in, in, other_vport, 1);
	339	}
26a81453	340
c4f287c4	341	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
26a81453	342	}
9dc0b289 AV	343
	344	int mlx5_cmd_fc_alloc(struct mlx5_core_dev dev, u16 id)
	345	{
c4f287c4 SM	346	u32 in[MLX5_ST_SZ_DW(alloc_flow_counter_in)] = {0};
c4f287c4 SM	347	u32 out[MLX5_ST_SZ_DW(alloc_flow_counter_out)] = {0};
9dc0b289 AV	348	int err;
9dc0b289 AV	349
9dc0b289 AV	350	MLX5_SET(alloc_flow_counter_in, in, opcode,
	351	MLX5_CMD_OP_ALLOC_FLOW_COUNTER);
	352
c4f287c4 SM	353	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	354	if (!err)
	355	*id = MLX5_GET(alloc_flow_counter_out, out, flow_counter_id);
	356	return err;
9dc0b289 AV	357	}
	358
	359	int mlx5_cmd_fc_free(struct mlx5_core_dev *dev, u16 id)
	360	{
c4f287c4 SM	361	u32 in[MLX5_ST_SZ_DW(dealloc_flow_counter_in)] = {0};
c4f287c4 SM	362	u32 out[MLX5_ST_SZ_DW(dealloc_flow_counter_out)] = {0};
9dc0b289 AV	363
	364	MLX5_SET(dealloc_flow_counter_in, in, opcode,
	365	MLX5_CMD_OP_DEALLOC_FLOW_COUNTER);
	366	MLX5_SET(dealloc_flow_counter_in, in, flow_counter_id, id);
c4f287c4	367	return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
9dc0b289 AV	368	}
	369
	370	int mlx5_cmd_fc_query(struct mlx5_core_dev *dev, u16 id,
	371	u64 packets, u64 bytes)
	372	{
	373	u32 out[MLX5_ST_SZ_BYTES(query_flow_counter_out) +
c4f287c4 SM	374	MLX5_ST_SZ_BYTES(traffic_counter)] = {0};
c4f287c4 SM	375	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
9dc0b289 AV	376	void *stats;
	377	int err = 0;
	378
9dc0b289 AV	379	MLX5_SET(query_flow_counter_in, in, opcode,
	380	MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	381	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	382	MLX5_SET(query_flow_counter_in, in, flow_counter_id, id);
c4f287c4	383	err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
9dc0b289 AV	384	if (err)
	385	return err;
	386
	387	stats = MLX5_ADDR_OF(query_flow_counter_out, out, flow_statistics);
	388	*packets = MLX5_GET64(traffic_counter, stats, packets);
	389	*bytes = MLX5_GET64(traffic_counter, stats, octets);
9dc0b289 AV	390	return 0;
9dc0b289 AV	391	}
a351a1b0 AV	392
	393	struct mlx5_cmd_fc_bulk {
	394	u16 id;
	395	int num;
	396	int outlen;
	397	u32 out[0];
	398	};
	399
	400	struct mlx5_cmd_fc_bulk *
	401	mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev, u16 id, int num)
	402	{
	403	struct mlx5_cmd_fc_bulk *b;
	404	int outlen = sizeof(*b) +
	405	MLX5_ST_SZ_BYTES(query_flow_counter_out) +
	406	MLX5_ST_SZ_BYTES(traffic_counter) * num;
	407
	408	b = kzalloc(outlen, GFP_KERNEL);
	409	if (!b)
	410	return NULL;
	411
	412	b->id = id;
	413	b->num = num;
	414	b->outlen = outlen;
	415
	416	return b;
	417	}
	418
	419	void mlx5_cmd_fc_bulk_free(struct mlx5_cmd_fc_bulk *b)
	420	{
	421	kfree(b);
	422	}
	423
	424	int
	425	mlx5_cmd_fc_bulk_query(struct mlx5_core_dev dev, struct mlx5_cmd_fc_bulk b)
	426	{
c4f287c4	427	u32 in[MLX5_ST_SZ_DW(query_flow_counter_in)] = {0};
a351a1b0 AV	428
	429	MLX5_SET(query_flow_counter_in, in, opcode,
	430	MLX5_CMD_OP_QUERY_FLOW_COUNTER);
	431	MLX5_SET(query_flow_counter_in, in, op_mod, 0);
	432	MLX5_SET(query_flow_counter_in, in, flow_counter_id, b->id);
	433	MLX5_SET(query_flow_counter_in, in, num_of_counters, b->num);
c4f287c4	434	return mlx5_cmd_exec(dev, in, sizeof(in), b->out, b->outlen);
a351a1b0 AV	435	}
	436
	437	void mlx5_cmd_fc_bulk_get(struct mlx5_core_dev *dev,
	438	struct mlx5_cmd_fc_bulk *b, u16 id,
	439	u64 packets, u64 bytes)
	440	{
	441	int index = id - b->id;
	442	void *stats;
	443
	444	if (index < 0 \|\| index >= b->num) {
	445	mlx5_core_warn(dev, "Flow counter id (0x%x) out of range (0x%x..0x%x). Counter ignored.\n",
	446	id, b->id, b->id + b->num - 1);
	447	return;
	448	}
	449
	450	stats = MLX5_ADDR_OF(query_flow_counter_out, b->out,
	451	flow_statistics[index]);
	452	*packets = MLX5_GET64(traffic_counter, stats, packets);
	453	*bytes = MLX5_GET64(traffic_counter, stats, octets);
	454	}
575ddf58 IL	455
	456	#define MAX_ENCAP_SIZE (128)
	457
	458	int mlx5_cmd_alloc_encap(struct mlx5_core_dev *dev,
	459	int header_type,
	460	size_t size,
	461	void *encap_header,
	462	u32 *encap_id)
	463	{
	464	u32 out[MLX5_ST_SZ_DW(alloc_encap_header_out)];
	465	u32 in[MLX5_ST_SZ_DW(alloc_encap_header_in) +
	466	(MAX_ENCAP_SIZE / sizeof(u32))];
	467	void *encap_header_in = MLX5_ADDR_OF(alloc_encap_header_in, in,
	468	encap_header);
	469	void *header = MLX5_ADDR_OF(encap_header_in, encap_header_in,
	470	encap_header);
	471	int inlen = header - (void *)in + size;
	472	int err;
	473
	474	if (size > MAX_ENCAP_SIZE)
	475	return -EINVAL;
	476
	477	memset(in, 0, inlen);
	478	MLX5_SET(alloc_encap_header_in, in, opcode,
	479	MLX5_CMD_OP_ALLOC_ENCAP_HEADER);
	480	MLX5_SET(encap_header_in, encap_header_in, encap_header_size, size);
	481	MLX5_SET(encap_header_in, encap_header_in, header_type, header_type);
	482	memcpy(header, encap_header, size);
	483
	484	memset(out, 0, sizeof(out));
	485	err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
	486
	487	*encap_id = MLX5_GET(alloc_encap_header_out, out, encap_id);
	488	return err;
	489	}
	490
	491	void mlx5_cmd_dealloc_encap(struct mlx5_core_dev *dev, u32 encap_id)
	492	{
	493	u32 in[MLX5_ST_SZ_DW(dealloc_encap_header_in)];
	494	u32 out[MLX5_ST_SZ_DW(dealloc_encap_header_out)];
	495
	496	memset(in, 0, sizeof(in));
	497	MLX5_SET(dealloc_encap_header_in, in, opcode,
	498	MLX5_CMD_OP_DEALLOC_ENCAP_HEADER);
	499	MLX5_SET(dealloc_encap_header_in, in, encap_id, encap_id);
	500
	501	mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
	502	}