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git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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5d1c9a114a
Do mass update of vport.c to reuse newly introduced mlx5_cmd_exec_in*() interfaces. Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
224 lines
6.2 KiB
C
224 lines
6.2 KiB
C
/*
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* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <linux/module.h>
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#include <linux/mlx5/vport.h>
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#include "mlx5_ib.h"
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static inline u32 mlx_to_net_policy(enum port_state_policy mlx_policy)
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{
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switch (mlx_policy) {
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case MLX5_POLICY_DOWN:
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return IFLA_VF_LINK_STATE_DISABLE;
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case MLX5_POLICY_UP:
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return IFLA_VF_LINK_STATE_ENABLE;
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case MLX5_POLICY_FOLLOW:
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return IFLA_VF_LINK_STATE_AUTO;
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default:
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return __IFLA_VF_LINK_STATE_MAX;
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}
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}
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int mlx5_ib_get_vf_config(struct ib_device *device, int vf, u8 port,
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struct ifla_vf_info *info)
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{
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struct mlx5_ib_dev *dev = to_mdev(device);
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struct mlx5_core_dev *mdev = dev->mdev;
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struct mlx5_hca_vport_context *rep;
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int err;
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rep = kzalloc(sizeof(*rep), GFP_KERNEL);
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if (!rep)
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return -ENOMEM;
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err = mlx5_query_hca_vport_context(mdev, 1, 1, vf + 1, rep);
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if (err) {
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mlx5_ib_warn(dev, "failed to query port policy for vf %d (%d)\n",
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vf, err);
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goto free;
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}
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memset(info, 0, sizeof(*info));
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info->linkstate = mlx_to_net_policy(rep->policy);
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if (info->linkstate == __IFLA_VF_LINK_STATE_MAX)
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err = -EINVAL;
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free:
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kfree(rep);
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return err;
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}
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static inline enum port_state_policy net_to_mlx_policy(int policy)
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{
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switch (policy) {
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case IFLA_VF_LINK_STATE_DISABLE:
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return MLX5_POLICY_DOWN;
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case IFLA_VF_LINK_STATE_ENABLE:
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return MLX5_POLICY_UP;
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case IFLA_VF_LINK_STATE_AUTO:
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return MLX5_POLICY_FOLLOW;
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default:
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return MLX5_POLICY_INVALID;
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}
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}
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int mlx5_ib_set_vf_link_state(struct ib_device *device, int vf,
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u8 port, int state)
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{
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struct mlx5_ib_dev *dev = to_mdev(device);
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struct mlx5_core_dev *mdev = dev->mdev;
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struct mlx5_hca_vport_context *in;
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struct mlx5_vf_context *vfs_ctx = mdev->priv.sriov.vfs_ctx;
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int err;
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in = kzalloc(sizeof(*in), GFP_KERNEL);
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if (!in)
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return -ENOMEM;
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in->policy = net_to_mlx_policy(state);
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if (in->policy == MLX5_POLICY_INVALID) {
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err = -EINVAL;
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goto out;
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}
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in->field_select = MLX5_HCA_VPORT_SEL_STATE_POLICY;
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err = mlx5_core_modify_hca_vport_context(mdev, 1, 1, vf + 1, in);
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if (!err)
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vfs_ctx[vf].policy = in->policy;
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out:
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kfree(in);
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return err;
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}
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int mlx5_ib_get_vf_stats(struct ib_device *device, int vf,
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u8 port, struct ifla_vf_stats *stats)
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{
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int out_sz = MLX5_ST_SZ_BYTES(query_vport_counter_out);
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struct mlx5_core_dev *mdev;
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struct mlx5_ib_dev *dev;
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void *out;
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int err;
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dev = to_mdev(device);
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mdev = dev->mdev;
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out = kzalloc(out_sz, GFP_KERNEL);
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if (!out)
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return -ENOMEM;
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err = mlx5_core_query_vport_counter(mdev, true, vf, port, out);
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if (err)
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goto ex;
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stats->rx_packets = MLX5_GET64_PR(query_vport_counter_out, out, received_ib_unicast.packets);
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stats->tx_packets = MLX5_GET64_PR(query_vport_counter_out, out, transmitted_ib_unicast.packets);
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stats->rx_bytes = MLX5_GET64_PR(query_vport_counter_out, out, received_ib_unicast.octets);
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stats->tx_bytes = MLX5_GET64_PR(query_vport_counter_out, out, transmitted_ib_unicast.octets);
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stats->multicast = MLX5_GET64_PR(query_vport_counter_out, out, received_ib_multicast.packets);
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ex:
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kfree(out);
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return err;
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}
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static int set_vf_node_guid(struct ib_device *device, int vf, u8 port, u64 guid)
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{
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struct mlx5_ib_dev *dev = to_mdev(device);
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struct mlx5_core_dev *mdev = dev->mdev;
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struct mlx5_hca_vport_context *in;
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struct mlx5_vf_context *vfs_ctx = mdev->priv.sriov.vfs_ctx;
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int err;
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in = kzalloc(sizeof(*in), GFP_KERNEL);
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if (!in)
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return -ENOMEM;
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in->field_select = MLX5_HCA_VPORT_SEL_NODE_GUID;
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in->node_guid = guid;
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err = mlx5_core_modify_hca_vport_context(mdev, 1, 1, vf + 1, in);
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if (!err) {
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vfs_ctx[vf].node_guid = guid;
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vfs_ctx[vf].node_guid_valid = 1;
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}
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kfree(in);
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return err;
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}
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static int set_vf_port_guid(struct ib_device *device, int vf, u8 port, u64 guid)
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{
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struct mlx5_ib_dev *dev = to_mdev(device);
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struct mlx5_core_dev *mdev = dev->mdev;
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struct mlx5_hca_vport_context *in;
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struct mlx5_vf_context *vfs_ctx = mdev->priv.sriov.vfs_ctx;
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int err;
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in = kzalloc(sizeof(*in), GFP_KERNEL);
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if (!in)
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return -ENOMEM;
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in->field_select = MLX5_HCA_VPORT_SEL_PORT_GUID;
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in->port_guid = guid;
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err = mlx5_core_modify_hca_vport_context(mdev, 1, 1, vf + 1, in);
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if (!err) {
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vfs_ctx[vf].port_guid = guid;
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vfs_ctx[vf].port_guid_valid = 1;
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}
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kfree(in);
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return err;
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}
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int mlx5_ib_set_vf_guid(struct ib_device *device, int vf, u8 port,
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u64 guid, int type)
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{
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if (type == IFLA_VF_IB_NODE_GUID)
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return set_vf_node_guid(device, vf, port, guid);
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else if (type == IFLA_VF_IB_PORT_GUID)
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return set_vf_port_guid(device, vf, port, guid);
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return -EINVAL;
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}
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int mlx5_ib_get_vf_guid(struct ib_device *device, int vf, u8 port,
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struct ifla_vf_guid *node_guid,
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struct ifla_vf_guid *port_guid)
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{
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struct mlx5_ib_dev *dev = to_mdev(device);
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struct mlx5_core_dev *mdev = dev->mdev;
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struct mlx5_vf_context *vfs_ctx = mdev->priv.sriov.vfs_ctx;
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node_guid->guid =
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vfs_ctx[vf].node_guid_valid ? vfs_ctx[vf].node_guid : 0;
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port_guid->guid =
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vfs_ctx[vf].port_guid_valid ? vfs_ctx[vf].port_guid : 0;
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return 0;
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}
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