[deliverable/linux.git] / drivers / net / ethernet / mellanox / mlx5 / core / vport.c

/*
 * Copyright (c) 2013-2015, Mellanox Technologies, Ltd.  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/export.h>
#include <linux/etherdevice.h>
#include <linux/mlx5/driver.h>
#include <linux/mlx5/vport.h>
#include "mlx5_core.h"

static int _mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod,
				   u16 vport, u32 *out, int outlen)
{
	int err;
	u32 in[MLX5_ST_SZ_DW(query_vport_state_in)];

	memset(in, 0, sizeof(in));

	MLX5_SET(query_vport_state_in, in, opcode,
		 MLX5_CMD_OP_QUERY_VPORT_STATE);
	MLX5_SET(query_vport_state_in, in, op_mod, opmod);
	MLX5_SET(query_vport_state_in, in, vport_number, vport);
	if (vport)
		MLX5_SET(query_vport_state_in, in, other_vport, 1);

	err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen);
	if (err)
		mlx5_core_warn(mdev, "MLX5_CMD_OP_QUERY_VPORT_STATE failed\n");

	return err;
}

u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
{
	u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {0};

	_mlx5_query_vport_state(mdev, opmod, vport, out, sizeof(out));

	return MLX5_GET(query_vport_state_out, out, state);
}
EXPORT_SYMBOL_GPL(mlx5_query_vport_state);

u8 mlx5_query_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
{
	u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {0};

	_mlx5_query_vport_state(mdev, opmod, vport, out, sizeof(out));

	return MLX5_GET(query_vport_state_out, out, admin_state);
}
EXPORT_SYMBOL(mlx5_query_vport_admin_state);

int mlx5_modify_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
				  u16 vport, u8 state)
{
	u32 in[MLX5_ST_SZ_DW(modify_vport_state_in)];
	u32 out[MLX5_ST_SZ_DW(modify_vport_state_out)];
	int err;

	memset(in, 0, sizeof(in));

	MLX5_SET(modify_vport_state_in, in, opcode,
		 MLX5_CMD_OP_MODIFY_VPORT_STATE);
	MLX5_SET(modify_vport_state_in, in, op_mod, opmod);
	MLX5_SET(modify_vport_state_in, in, vport_number, vport);

	if (vport)
		MLX5_SET(modify_vport_state_in, in, other_vport, 1);

	MLX5_SET(modify_vport_state_in, in, admin_state, state);

	err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out,
					 sizeof(out));
	if (err)
		mlx5_core_warn(mdev, "MLX5_CMD_OP_MODIFY_VPORT_STATE failed\n");

	return err;
}
EXPORT_SYMBOL(mlx5_modify_vport_admin_state);

static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u16 vport,
					u32 *out, int outlen)
{
	u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)];

	memset(in, 0, sizeof(in));

	MLX5_SET(query_nic_vport_context_in, in, opcode,
		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);

	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
	if (vport)
		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);

	return mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen);
}

static int mlx5_modify_nic_vport_context(struct mlx5_core_dev *mdev, void *in,
					 int inlen)
{
	u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];

	MLX5_SET(modify_nic_vport_context_in, in, opcode,
		 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);

	memset(out, 0, sizeof(out));
	return mlx5_cmd_exec_check_status(mdev, in, inlen, out, sizeof(out));
}

int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
				     u16 vport, u8 *addr)
{
	u32 *out;
	int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
	u8 *out_addr;
	int err;

	out = mlx5_vzalloc(outlen);
	if (!out)
		return -ENOMEM;

	out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out,
				nic_vport_context.permanent_address);

	err = mlx5_query_nic_vport_context(mdev, vport, out, outlen);
	if (err)
		goto out;

	ether_addr_copy(addr, &out_addr[2]);

out:
	kvfree(out);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_address);

int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev,
				      u16 vport, u8 *addr)
{
	void *in;
	int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
	int err;
	void *nic_vport_ctx;
	u8 *perm_mac;

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

	MLX5_SET(modify_nic_vport_context_in, in,
		 field_select.permanent_address, 1);
	MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);

	if (vport)
		MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);

	nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
				     in, nic_vport_context);
	perm_mac = MLX5_ADDR_OF(nic_vport_context, nic_vport_ctx,
				permanent_address);

	ether_addr_copy(&perm_mac[2], addr);

	err = mlx5_modify_nic_vport_context(mdev, in, inlen);

	kvfree(in);

	return err;
}
EXPORT_SYMBOL(mlx5_modify_nic_vport_mac_address);

int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,
				  u32 vport,
				  enum mlx5_list_type list_type,
				  u8 addr_list[][ETH_ALEN],
				  int *list_size)
{
	u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)];
	void *nic_vport_ctx;
	int max_list_size;
	int req_list_size;
	int out_sz;
	void *out;
	int err;
	int i;

	req_list_size = *list_size;

	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
		1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
		1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);

	if (req_list_size > max_list_size) {
		mlx5_core_warn(dev, "Requested list size (%d) > (%d) max_list_size\n",
			       req_list_size, max_list_size);
		req_list_size = max_list_size;
	}

	out_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
			req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);

	memset(in, 0, sizeof(in));
	out = kzalloc(out_sz, GFP_KERNEL);
	if (!out)
		return -ENOMEM;

	MLX5_SET(query_nic_vport_context_in, in, opcode,
		 MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
	MLX5_SET(query_nic_vport_context_in, in, allowed_list_type, list_type);
	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);

	if (vport)
		MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);

	err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, out_sz);
	if (err)
		goto out;

	nic_vport_ctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
				     nic_vport_context);
	req_list_size = MLX5_GET(nic_vport_context, nic_vport_ctx,
				 allowed_list_size);

	*list_size = req_list_size;
	for (i = 0; i < req_list_size; i++) {
		u8 *mac_addr = MLX5_ADDR_OF(nic_vport_context,
					nic_vport_ctx,
					current_uc_mac_address[i]) + 2;
		ether_addr_copy(addr_list[i], mac_addr);
	}
out:
	kfree(out);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);

int mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev *dev,
				   enum mlx5_list_type list_type,
				   u8 addr_list[][ETH_ALEN],
				   int list_size)
{
	u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];
	void *nic_vport_ctx;
	int max_list_size;
	int in_sz;
	void *in;
	int err;
	int i;

	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
		 1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
		 1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);

	if (list_size > max_list_size)
		return -ENOSPC;

	in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
		list_size * MLX5_ST_SZ_BYTES(mac_address_layout);

	memset(out, 0, sizeof(out));
	in = kzalloc(in_sz, GFP_KERNEL);
	if (!in)
		return -ENOMEM;

	MLX5_SET(modify_nic_vport_context_in, in, opcode,
		 MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
	MLX5_SET(modify_nic_vport_context_in, in,
		 field_select.addresses_list, 1);

	nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
				     nic_vport_context);

	MLX5_SET(nic_vport_context, nic_vport_ctx,
		 allowed_list_type, list_type);
	MLX5_SET(nic_vport_context, nic_vport_ctx,
		 allowed_list_size, list_size);

	for (i = 0; i < list_size; i++) {
		u8 *curr_mac = MLX5_ADDR_OF(nic_vport_context,
					    nic_vport_ctx,
					    current_uc_mac_address[i]) + 2;
		ether_addr_copy(curr_mac, addr_list[i]);
	}

	err = mlx5_cmd_exec_check_status(dev, in, in_sz, out, sizeof(out));
	kfree(in);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);

int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
			     u8 port_num, u16  vf_num, u16 gid_index,
			     union ib_gid *gid)
{
	int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
	int is_group_manager;
	void *out = NULL;
	void *in = NULL;
	union ib_gid *tmp;
	int tbsz;
	int nout;
	int err;

	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
	tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
	mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
		      vf_num, gid_index, tbsz);

	if (gid_index > tbsz && gid_index != 0xffff)
		return -EINVAL;

	if (gid_index == 0xffff)
		nout = tbsz;
	else
		nout = 1;

	out_sz += nout * sizeof(*gid);

	in = kzalloc(in_sz, GFP_KERNEL);
	out = kzalloc(out_sz, GFP_KERNEL);
	if (!in || !out) {
		err = -ENOMEM;
		goto out;
	}

	MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
	if (other_vport) {
		if (is_group_manager) {
			MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
			MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
		} else {
			err = -EPERM;
			goto out;
		}
	}
	MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);

	if (MLX5_CAP_GEN(dev, num_ports) == 2)
		MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);

	err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
	if (err)
		goto out;

	err = mlx5_cmd_status_to_err_v2(out);
	if (err)
		goto out;

	tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
	gid->global.subnet_prefix = tmp->global.subnet_prefix;
	gid->global.interface_id = tmp->global.interface_id;

out:
	kfree(in);
	kfree(out);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);

int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
			      u8 port_num, u16 vf_num, u16 pkey_index,
			      u16 *pkey)
{
	int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
	int is_group_manager;
	void *out = NULL;
	void *in = NULL;
	void *pkarr;
	int nout;
	int tbsz;
	int err;
	int i;

	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);

	tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
	if (pkey_index > tbsz && pkey_index != 0xffff)
		return -EINVAL;

	if (pkey_index == 0xffff)
		nout = tbsz;
	else
		nout = 1;

	out_sz += nout * MLX5_ST_SZ_BYTES(pkey);

	in = kzalloc(in_sz, GFP_KERNEL);
	out = kzalloc(out_sz, GFP_KERNEL);
	if (!in || !out) {
		err = -ENOMEM;
		goto out;
	}

	MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
	if (other_vport) {
		if (is_group_manager) {
			MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
			MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
		} else {
			err = -EPERM;
			goto out;
		}
	}
	MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);

	if (MLX5_CAP_GEN(dev, num_ports) == 2)
		MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);

	err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
	if (err)
		goto out;

	err = mlx5_cmd_status_to_err_v2(out);
	if (err)
		goto out;

	pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
	for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
		*pkey = MLX5_GET_PR(pkey, pkarr, pkey);

out:
	kfree(in);
	kfree(out);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);

int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
				 u8 other_vport, u8 port_num,
				 u16 vf_num,
				 struct mlx5_hca_vport_context *rep)
{
	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
	int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)];
	int is_group_manager;
	void *out;
	void *ctx;
	int err;

	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);

	memset(in, 0, sizeof(in));
	out = kzalloc(out_sz, GFP_KERNEL);
	if (!out)
		return -ENOMEM;

	MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);

	if (other_vport) {
		if (is_group_manager) {
			MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
			MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
		} else {
			err = -EPERM;
			goto ex;
		}
	}

	if (MLX5_CAP_GEN(dev, num_ports) == 2)
		MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);

	err = mlx5_cmd_exec(dev, in, sizeof(in), out,  out_sz);
	if (err)
		goto ex;
	err = mlx5_cmd_status_to_err_v2(out);
	if (err)
		goto ex;

	ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
	rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
	rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
	rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
	rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
	rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
	rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
				      port_physical_state);
	rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
	rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
					       port_physical_state);
	rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
	rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
	rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
	rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
					  cap_mask1_field_select);
	rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
	rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
					  cap_mask2_field_select);
	rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
	rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
					   init_type_reply);
	rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
	rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
					  subnet_timeout);
	rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
	rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
	rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
						  qkey_violation_counter);
	rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
						  pkey_violation_counter);
	rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
	rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
					    system_image_guid);

ex:
	kfree(out);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);

int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
					   u64 *sys_image_guid)
{
	struct mlx5_hca_vport_context *rep;
	int err;

	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
	if (!rep)
		return -ENOMEM;

	err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
	if (!err)
		*sys_image_guid = rep->sys_image_guid;

	kfree(rep);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);

int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
				   u64 *node_guid)
{
	struct mlx5_hca_vport_context *rep;
	int err;

	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
	if (!rep)
		return -ENOMEM;

	err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
	if (!err)
		*node_guid = rep->node_guid;

	kfree(rep);
	return err;
}
EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);
Commit	Line	Data
afb736e9 AV	1	/*
	2	* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. 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/export.h>
	34	#include <linux/etherdevice.h>
	35	#include <linux/mlx5/driver.h>
d18a9470	36	#include <linux/mlx5/vport.h>
afb736e9 AV	37	#include "mlx5_core.h"
afb736e9 AV	38
e7546514 SM	39	static int _mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod,
e7546514 SM	40	u16 vport, u32 *out, int outlen)
afb736e9	41	{
afb736e9	42	int err;
e7546514	43	u32 in[MLX5_ST_SZ_DW(query_vport_state_in)];
afb736e9 AV	44
	45	memset(in, 0, sizeof(in));
	46
	47	MLX5_SET(query_vport_state_in, in, opcode,
	48	MLX5_CMD_OP_QUERY_VPORT_STATE);
	49	MLX5_SET(query_vport_state_in, in, op_mod, opmod);
e7546514 SM	50	MLX5_SET(query_vport_state_in, in, vport_number, vport);
	51	if (vport)
	52	MLX5_SET(query_vport_state_in, in, other_vport, 1);
afb736e9	53
e7546514	54	err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen);
afb736e9 AV	55	if (err)
	56	mlx5_core_warn(mdev, "MLX5_CMD_OP_QUERY_VPORT_STATE failed\n");
	57
e7546514 SM	58	return err;
	59	}
	60
	61	u8 mlx5_query_vport_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
	62	{
	63	u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {0};
	64
	65	_mlx5_query_vport_state(mdev, opmod, vport, out, sizeof(out));
	66
afb736e9 AV	67	return MLX5_GET(query_vport_state_out, out, state);
afb736e9 AV	68	}
e7546514 SM	69	EXPORT_SYMBOL_GPL(mlx5_query_vport_state);
	70
	71	u8 mlx5_query_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod, u16 vport)
	72	{
	73	u32 out[MLX5_ST_SZ_DW(query_vport_state_out)] = {0};
	74
	75	_mlx5_query_vport_state(mdev, opmod, vport, out, sizeof(out));
	76
	77	return MLX5_GET(query_vport_state_out, out, admin_state);
	78	}
	79	EXPORT_SYMBOL(mlx5_query_vport_admin_state);
	80
	81	int mlx5_modify_vport_admin_state(struct mlx5_core_dev *mdev, u8 opmod,
	82	u16 vport, u8 state)
	83	{
	84	u32 in[MLX5_ST_SZ_DW(modify_vport_state_in)];
	85	u32 out[MLX5_ST_SZ_DW(modify_vport_state_out)];
	86	int err;
	87
	88	memset(in, 0, sizeof(in));
	89
	90	MLX5_SET(modify_vport_state_in, in, opcode,
	91	MLX5_CMD_OP_MODIFY_VPORT_STATE);
	92	MLX5_SET(modify_vport_state_in, in, op_mod, opmod);
	93	MLX5_SET(modify_vport_state_in, in, vport_number, vport);
	94
	95	if (vport)
	96	MLX5_SET(modify_vport_state_in, in, other_vport, 1);
	97
	98	MLX5_SET(modify_vport_state_in, in, admin_state, state);
	99
	100	err = mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out,
	101	sizeof(out));
	102	if (err)
	103	mlx5_core_warn(mdev, "MLX5_CMD_OP_MODIFY_VPORT_STATE failed\n");
	104
	105	return err;
	106	}
	107	EXPORT_SYMBOL(mlx5_modify_vport_admin_state);
afb736e9	108
e1d7d349 SM	109	static int mlx5_query_nic_vport_context(struct mlx5_core_dev *mdev, u16 vport,
	110	u32 *out, int outlen)
	111	{
	112	u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)];
	113
	114	memset(in, 0, sizeof(in));
	115
	116	MLX5_SET(query_nic_vport_context_in, in, opcode,
	117	MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
	118
	119	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
	120	if (vport)
	121	MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
	122
	123	return mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen);
	124	}
	125
	126	static int mlx5_modify_nic_vport_context(struct mlx5_core_dev mdev, void in,
	127	int inlen)
	128	{
	129	u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];
	130
	131	MLX5_SET(modify_nic_vport_context_in, in, opcode,
	132	MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
	133
	134	memset(out, 0, sizeof(out));
	135	return mlx5_cmd_exec_check_status(mdev, in, inlen, out, sizeof(out));
	136	}
	137
	138	int mlx5_query_nic_vport_mac_address(struct mlx5_core_dev *mdev,
	139	u16 vport, u8 *addr)
afb736e9	140	{
afb736e9 AV	141	u32 *out;
	142	int outlen = MLX5_ST_SZ_BYTES(query_nic_vport_context_out);
	143	u8 *out_addr;
e1d7d349	144	int err;
afb736e9 AV	145
	146	out = mlx5_vzalloc(outlen);
	147	if (!out)
e1d7d349	148	return -ENOMEM;
afb736e9 AV	149
	150	out_addr = MLX5_ADDR_OF(query_nic_vport_context_out, out,
	151	nic_vport_context.permanent_address);
	152
e1d7d349 SM	153	err = mlx5_query_nic_vport_context(mdev, vport, out, outlen);
	154	if (err)
	155	goto out;
afb736e9 AV	156
	157	ether_addr_copy(addr, &out_addr[2]);
	158
e1d7d349	159	out:
afb736e9	160	kvfree(out);
e1d7d349 SM	161	return err;
	162	}
	163	EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_address);
	164
	165	int mlx5_modify_nic_vport_mac_address(struct mlx5_core_dev *mdev,
	166	u16 vport, u8 *addr)
	167	{
	168	void *in;
	169	int inlen = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in);
	170	int err;
	171	void *nic_vport_ctx;
	172	u8 *perm_mac;
	173
	174	in = mlx5_vzalloc(inlen);
	175	if (!in) {
	176	mlx5_core_warn(mdev, "failed to allocate inbox\n");
	177	return -ENOMEM;
	178	}
	179
	180	MLX5_SET(modify_nic_vport_context_in, in,
	181	field_select.permanent_address, 1);
	182	MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport);
	183
	184	if (vport)
	185	MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1);
	186
	187	nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in,
	188	in, nic_vport_context);
	189	perm_mac = MLX5_ADDR_OF(nic_vport_context, nic_vport_ctx,
	190	permanent_address);
	191
	192	ether_addr_copy(&perm_mac[2], addr);
	193
	194	err = mlx5_modify_nic_vport_context(mdev, in, inlen);
	195
	196	kvfree(in);
	197
	198	return err;
afb736e9	199	}
e1d7d349	200	EXPORT_SYMBOL(mlx5_modify_nic_vport_mac_address);
707c4602	201
e16aea27 SM	202	int mlx5_query_nic_vport_mac_list(struct mlx5_core_dev *dev,
	203	u32 vport,
	204	enum mlx5_list_type list_type,
	205	u8 addr_list[][ETH_ALEN],
	206	int *list_size)
	207	{
	208	u32 in[MLX5_ST_SZ_DW(query_nic_vport_context_in)];
	209	void *nic_vport_ctx;
	210	int max_list_size;
	211	int req_list_size;
	212	int out_sz;
	213	void *out;
	214	int err;
	215	int i;
	216
	217	req_list_size = *list_size;
	218
	219	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
	220	1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
	221	1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
	222
	223	if (req_list_size > max_list_size) {
	224	mlx5_core_warn(dev, "Requested list size (%d) > (%d) max_list_size\n",
	225	req_list_size, max_list_size);
	226	req_list_size = max_list_size;
	227	}
	228
	229	out_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
	230	req_list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
	231
	232	memset(in, 0, sizeof(in));
	233	out = kzalloc(out_sz, GFP_KERNEL);
	234	if (!out)
	235	return -ENOMEM;
	236
	237	MLX5_SET(query_nic_vport_context_in, in, opcode,
	238	MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT);
	239	MLX5_SET(query_nic_vport_context_in, in, allowed_list_type, list_type);
	240	MLX5_SET(query_nic_vport_context_in, in, vport_number, vport);
	241
	242	if (vport)
	243	MLX5_SET(query_nic_vport_context_in, in, other_vport, 1);
	244
	245	err = mlx5_cmd_exec_check_status(dev, in, sizeof(in), out, out_sz);
	246	if (err)
	247	goto out;
	248
	249	nic_vport_ctx = MLX5_ADDR_OF(query_nic_vport_context_out, out,
	250	nic_vport_context);
	251	req_list_size = MLX5_GET(nic_vport_context, nic_vport_ctx,
	252	allowed_list_size);
	253
	254	*list_size = req_list_size;
	255	for (i = 0; i < req_list_size; i++) {
	256	u8 *mac_addr = MLX5_ADDR_OF(nic_vport_context,
	257	nic_vport_ctx,
	258	current_uc_mac_address[i]) + 2;
	259	ether_addr_copy(addr_list[i], mac_addr);
	260	}
	261	out:
	262	kfree(out);
	263	return err;
	264	}
	265	EXPORT_SYMBOL_GPL(mlx5_query_nic_vport_mac_list);
266
267	int mlx5_modify_nic_vport_mac_list(struct mlx5_core_dev *dev,
268	enum mlx5_list_type list_type,
269	u8 addr_list[][ETH_ALEN],
270	int list_size)
271	{
272	u32 out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)];
273	void *nic_vport_ctx;
274	int max_list_size;
275	int in_sz;
276	void *in;
277	int err;
278	int i;
279
280	max_list_size = list_type == MLX5_NVPRT_LIST_TYPE_UC ?
281	1 << MLX5_CAP_GEN(dev, log_max_current_uc_list) :
282	1 << MLX5_CAP_GEN(dev, log_max_current_mc_list);
283
284	if (list_size > max_list_size)
285	return -ENOSPC;
286
287	in_sz = MLX5_ST_SZ_BYTES(modify_nic_vport_context_in) +
288	list_size * MLX5_ST_SZ_BYTES(mac_address_layout);
289
290	memset(out, 0, sizeof(out));
291	in = kzalloc(in_sz, GFP_KERNEL);
292	if (!in)
293	return -ENOMEM;
294
295	MLX5_SET(modify_nic_vport_context_in, in, opcode,
296	MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT);
297	MLX5_SET(modify_nic_vport_context_in, in,
298	field_select.addresses_list, 1);
299
300	nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, in,
301	nic_vport_context);
302
303	MLX5_SET(nic_vport_context, nic_vport_ctx,
304	allowed_list_type, list_type);
305	MLX5_SET(nic_vport_context, nic_vport_ctx,
306	allowed_list_size, list_size);
307
308	for (i = 0; i < list_size; i++) {
309	u8 *curr_mac = MLX5_ADDR_OF(nic_vport_context,
310	nic_vport_ctx,
311	current_uc_mac_address[i]) + 2;
312	ether_addr_copy(curr_mac, addr_list[i]);
313	}
314
315	err = mlx5_cmd_exec_check_status(dev, in, in_sz, out, sizeof(out));
316	kfree(in);
317	return err;
318	}
319	EXPORT_SYMBOL_GPL(mlx5_modify_nic_vport_mac_list);
320
707c4602 MD	321	int mlx5_query_hca_vport_gid(struct mlx5_core_dev *dev, u8 other_vport,
	322	u8 port_num, u16 vf_num, u16 gid_index,
	323	union ib_gid *gid)
	324	{
	325	int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_in);
	326	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
	327	int is_group_manager;
	328	void *out = NULL;
	329	void *in = NULL;
	330	union ib_gid *tmp;
	331	int tbsz;
	332	int nout;
	333	int err;
	334
	335	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
	336	tbsz = mlx5_get_gid_table_len(MLX5_CAP_GEN(dev, gid_table_size));
	337	mlx5_core_dbg(dev, "vf_num %d, index %d, gid_table_size %d\n",
	338	vf_num, gid_index, tbsz);
	339
	340	if (gid_index > tbsz && gid_index != 0xffff)
	341	return -EINVAL;
	342
	343	if (gid_index == 0xffff)
	344	nout = tbsz;
	345	else
	346	nout = 1;
	347
	348	out_sz += nout * sizeof(*gid);
	349
	350	in = kzalloc(in_sz, GFP_KERNEL);
	351	out = kzalloc(out_sz, GFP_KERNEL);
	352	if (!in \|\| !out) {
	353	err = -ENOMEM;
	354	goto out;
	355	}
	356
	357	MLX5_SET(query_hca_vport_gid_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_GID);
	358	if (other_vport) {
	359	if (is_group_manager) {
	360	MLX5_SET(query_hca_vport_gid_in, in, vport_number, vf_num);
	361	MLX5_SET(query_hca_vport_gid_in, in, other_vport, 1);
	362	} else {
	363	err = -EPERM;
	364	goto out;
	365	}
	366	}
	367	MLX5_SET(query_hca_vport_gid_in, in, gid_index, gid_index);
	368
	369	if (MLX5_CAP_GEN(dev, num_ports) == 2)
	370	MLX5_SET(query_hca_vport_gid_in, in, port_num, port_num);
	371
	372	err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
	373	if (err)
	374	goto out;
	375
	376	err = mlx5_cmd_status_to_err_v2(out);
	377	if (err)
	378	goto out;
	379
	380	tmp = out + MLX5_ST_SZ_BYTES(query_hca_vport_gid_out);
	381	gid->global.subnet_prefix = tmp->global.subnet_prefix;
	382	gid->global.interface_id = tmp->global.interface_id;
	383
	384	out:
385	kfree(in);
386	kfree(out);
387	return err;
388	}
389	EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_gid);
390
391	int mlx5_query_hca_vport_pkey(struct mlx5_core_dev *dev, u8 other_vport,
392	u8 port_num, u16 vf_num, u16 pkey_index,
393	u16 *pkey)
394	{
395	int in_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_in);
396	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_pkey_out);
397	int is_group_manager;
398	void *out = NULL;
399	void *in = NULL;
400	void *pkarr;
401	int nout;
402	int tbsz;
403	int err;
404	int i;
405
406	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
407
408	tbsz = mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size));
409	if (pkey_index > tbsz && pkey_index != 0xffff)
410	return -EINVAL;
411
412	if (pkey_index == 0xffff)
413	nout = tbsz;
414	else
415	nout = 1;
416
417	out_sz += nout * MLX5_ST_SZ_BYTES(pkey);
418
419	in = kzalloc(in_sz, GFP_KERNEL);
420	out = kzalloc(out_sz, GFP_KERNEL);
421	if (!in \|\| !out) {
422	err = -ENOMEM;
423	goto out;
424	}
425
426	MLX5_SET(query_hca_vport_pkey_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_PKEY);
427	if (other_vport) {
428	if (is_group_manager) {
429	MLX5_SET(query_hca_vport_pkey_in, in, vport_number, vf_num);
430	MLX5_SET(query_hca_vport_pkey_in, in, other_vport, 1);
431	} else {
432	err = -EPERM;
433	goto out;
434	}
435	}
436	MLX5_SET(query_hca_vport_pkey_in, in, pkey_index, pkey_index);
437
438	if (MLX5_CAP_GEN(dev, num_ports) == 2)
439	MLX5_SET(query_hca_vport_pkey_in, in, port_num, port_num);
440
441	err = mlx5_cmd_exec(dev, in, in_sz, out, out_sz);
442	if (err)
443	goto out;
444
445	err = mlx5_cmd_status_to_err_v2(out);
446	if (err)
447	goto out;
448
449	pkarr = MLX5_ADDR_OF(query_hca_vport_pkey_out, out, pkey);
450	for (i = 0; i < nout; i++, pkey++, pkarr += MLX5_ST_SZ_BYTES(pkey))
451	*pkey = MLX5_GET_PR(pkey, pkarr, pkey);
452
453	out:
454	kfree(in);
455	kfree(out);
456	return err;
457	}
458	EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_pkey);
459
460	int mlx5_query_hca_vport_context(struct mlx5_core_dev *dev,
461	u8 other_vport, u8 port_num,
462	u16 vf_num,
463	struct mlx5_hca_vport_context *rep)
464	{
465	int out_sz = MLX5_ST_SZ_BYTES(query_hca_vport_context_out);
466	int in[MLX5_ST_SZ_DW(query_hca_vport_context_in)];
467	int is_group_manager;
468	void *out;
469	void *ctx;
470	int err;
471
472	is_group_manager = MLX5_CAP_GEN(dev, vport_group_manager);
473
474	memset(in, 0, sizeof(in));
475	out = kzalloc(out_sz, GFP_KERNEL);
476	if (!out)
477	return -ENOMEM;
478
479	MLX5_SET(query_hca_vport_context_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT);
480
481	if (other_vport) {
482	if (is_group_manager) {
483	MLX5_SET(query_hca_vport_context_in, in, other_vport, 1);
484	MLX5_SET(query_hca_vport_context_in, in, vport_number, vf_num);
485	} else {
486	err = -EPERM;
487	goto ex;
488	}
489	}
490
491	if (MLX5_CAP_GEN(dev, num_ports) == 2)
492	MLX5_SET(query_hca_vport_context_in, in, port_num, port_num);
493
494	err = mlx5_cmd_exec(dev, in, sizeof(in), out, out_sz);
495	if (err)
496	goto ex;
497	err = mlx5_cmd_status_to_err_v2(out);
498	if (err)
499	goto ex;
500
501	ctx = MLX5_ADDR_OF(query_hca_vport_context_out, out, hca_vport_context);
502	rep->field_select = MLX5_GET_PR(hca_vport_context, ctx, field_select);
503	rep->sm_virt_aware = MLX5_GET_PR(hca_vport_context, ctx, sm_virt_aware);
504	rep->has_smi = MLX5_GET_PR(hca_vport_context, ctx, has_smi);
505	rep->has_raw = MLX5_GET_PR(hca_vport_context, ctx, has_raw);
506	rep->policy = MLX5_GET_PR(hca_vport_context, ctx, vport_state_policy);
507	rep->phys_state = MLX5_GET_PR(hca_vport_context, ctx,
508	port_physical_state);
509	rep->vport_state = MLX5_GET_PR(hca_vport_context, ctx, vport_state);
510	rep->port_physical_state = MLX5_GET_PR(hca_vport_context, ctx,
511	port_physical_state);
512	rep->port_guid = MLX5_GET64_PR(hca_vport_context, ctx, port_guid);
513	rep->node_guid = MLX5_GET64_PR(hca_vport_context, ctx, node_guid);
514	rep->cap_mask1 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask1);
515	rep->cap_mask1_perm = MLX5_GET_PR(hca_vport_context, ctx,
516	cap_mask1_field_select);
517	rep->cap_mask2 = MLX5_GET_PR(hca_vport_context, ctx, cap_mask2);
518	rep->cap_mask2_perm = MLX5_GET_PR(hca_vport_context, ctx,
519	cap_mask2_field_select);
520	rep->lid = MLX5_GET_PR(hca_vport_context, ctx, lid);
521	rep->init_type_reply = MLX5_GET_PR(hca_vport_context, ctx,
522	init_type_reply);
523	rep->lmc = MLX5_GET_PR(hca_vport_context, ctx, lmc);
524	rep->subnet_timeout = MLX5_GET_PR(hca_vport_context, ctx,
525	subnet_timeout);
526	rep->sm_lid = MLX5_GET_PR(hca_vport_context, ctx, sm_lid);
527	rep->sm_sl = MLX5_GET_PR(hca_vport_context, ctx, sm_sl);
528	rep->qkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
529	qkey_violation_counter);
530	rep->pkey_violation_counter = MLX5_GET_PR(hca_vport_context, ctx,
531	pkey_violation_counter);
532	rep->grh_required = MLX5_GET_PR(hca_vport_context, ctx, grh_required);
533	rep->sys_image_guid = MLX5_GET64_PR(hca_vport_context, ctx,
534	system_image_guid);
535
536	ex:
537	kfree(out);
538	return err;
539	}
540	EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_context);
541
542	int mlx5_query_hca_vport_system_image_guid(struct mlx5_core_dev *dev,
7cf7fa52	543	u64 *sys_image_guid)
707c4602 MD	544	{
	545	struct mlx5_hca_vport_context *rep;
	546	int err;
	547
	548	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
	549	if (!rep)
	550	return -ENOMEM;
	551
	552	err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
	553	if (!err)
	554	*sys_image_guid = rep->sys_image_guid;
	555
	556	kfree(rep);
	557	return err;
	558	}
	559	EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_system_image_guid);
	560
	561	int mlx5_query_hca_vport_node_guid(struct mlx5_core_dev *dev,
	562	u64 *node_guid)
	563	{
	564	struct mlx5_hca_vport_context *rep;
	565	int err;
	566
	567	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
	568	if (!rep)
	569	return -ENOMEM;
	570
	571	err = mlx5_query_hca_vport_context(dev, 0, 1, 0, rep);
	572	if (!err)
	573	*node_guid = rep->node_guid;
	574
	575	kfree(rep);
	576	return err;
	577	}
	578	EXPORT_SYMBOL_GPL(mlx5_query_hca_vport_node_guid);