+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
-/* Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
-
-#include <linux/debugfs.h>
-#include "eswitch.h"
-
-enum vnic_diag_counter {
- MLX5_VNIC_DIAG_TOTAL_Q_UNDER_PROCESSOR_HANDLE,
- MLX5_VNIC_DIAG_SEND_QUEUE_PRIORITY_UPDATE_FLOW,
- MLX5_VNIC_DIAG_COMP_EQ_OVERRUN,
- MLX5_VNIC_DIAG_ASYNC_EQ_OVERRUN,
- MLX5_VNIC_DIAG_CQ_OVERRUN,
- MLX5_VNIC_DIAG_INVALID_COMMAND,
- MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND,
-};
-
-static int mlx5_esw_query_vnic_diag(struct mlx5_vport *vport, enum vnic_diag_counter counter,
- u32 *val)
-{
- u32 out[MLX5_ST_SZ_DW(query_vnic_env_out)] = {};
- u32 in[MLX5_ST_SZ_DW(query_vnic_env_in)] = {};
- struct mlx5_core_dev *dev = vport->dev;
- u16 vport_num = vport->vport;
- void *vnic_diag_out;
- int err;
-
- MLX5_SET(query_vnic_env_in, in, opcode, MLX5_CMD_OP_QUERY_VNIC_ENV);
- MLX5_SET(query_vnic_env_in, in, vport_number, vport_num);
- if (!mlx5_esw_is_manager_vport(dev->priv.eswitch, vport_num))
- MLX5_SET(query_vnic_env_in, in, other_vport, 1);
-
- err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
- if (err)
- return err;
-
- vnic_diag_out = MLX5_ADDR_OF(query_vnic_env_out, out, vport_env);
- switch (counter) {
- case MLX5_VNIC_DIAG_TOTAL_Q_UNDER_PROCESSOR_HANDLE:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, total_error_queues);
- break;
- case MLX5_VNIC_DIAG_SEND_QUEUE_PRIORITY_UPDATE_FLOW:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out,
- send_queue_priority_update_flow);
- break;
- case MLX5_VNIC_DIAG_COMP_EQ_OVERRUN:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, comp_eq_overrun);
- break;
- case MLX5_VNIC_DIAG_ASYNC_EQ_OVERRUN:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, async_eq_overrun);
- break;
- case MLX5_VNIC_DIAG_CQ_OVERRUN:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, cq_overrun);
- break;
- case MLX5_VNIC_DIAG_INVALID_COMMAND:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, invalid_command);
- break;
- case MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND:
- *val = MLX5_GET(vnic_diagnostic_statistics, vnic_diag_out, quota_exceeded_command);
- break;
- }
-
- return 0;
-}
-
-static int __show_vnic_diag(struct seq_file *file, struct mlx5_vport *vport,
- enum vnic_diag_counter type)
-{
- u32 val = 0;
- int ret;
-
- ret = mlx5_esw_query_vnic_diag(vport, type, &val);
- if (ret)
- return ret;
-
- seq_printf(file, "%d\n", val);
- return 0;
-}
-
-static int total_q_under_processor_handle_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_TOTAL_Q_UNDER_PROCESSOR_HANDLE);
-}
-
-static int send_queue_priority_update_flow_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private,
- MLX5_VNIC_DIAG_SEND_QUEUE_PRIORITY_UPDATE_FLOW);
-}
-
-static int comp_eq_overrun_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_COMP_EQ_OVERRUN);
-}
-
-static int async_eq_overrun_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_ASYNC_EQ_OVERRUN);
-}
-
-static int cq_overrun_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_CQ_OVERRUN);
-}
-
-static int invalid_command_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_INVALID_COMMAND);
-}
-
-static int quota_exceeded_command_show(struct seq_file *file, void *priv)
-{
- return __show_vnic_diag(file, file->private, MLX5_VNIC_DIAG_QOUTA_EXCEEDED_COMMAND);
-}
-
-DEFINE_SHOW_ATTRIBUTE(total_q_under_processor_handle);
-DEFINE_SHOW_ATTRIBUTE(send_queue_priority_update_flow);
-DEFINE_SHOW_ATTRIBUTE(comp_eq_overrun);
-DEFINE_SHOW_ATTRIBUTE(async_eq_overrun);
-DEFINE_SHOW_ATTRIBUTE(cq_overrun);
-DEFINE_SHOW_ATTRIBUTE(invalid_command);
-DEFINE_SHOW_ATTRIBUTE(quota_exceeded_command);
-
-void mlx5_esw_vport_debugfs_destroy(struct mlx5_eswitch *esw, u16 vport_num)
-{
- struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
-
- debugfs_remove_recursive(vport->dbgfs);
- vport->dbgfs = NULL;
-}
-
-/* vnic diag dir name is "pf", "ecpf" or "{vf/sf}_xxxx" */
-#define VNIC_DIAG_DIR_NAME_MAX_LEN 8
-
-void mlx5_esw_vport_debugfs_create(struct mlx5_eswitch *esw, u16 vport_num, bool is_sf, u16 sf_num)
-{
- struct mlx5_vport *vport = mlx5_eswitch_get_vport(esw, vport_num);
- struct dentry *vnic_diag;
- char dir_name[VNIC_DIAG_DIR_NAME_MAX_LEN];
- int err;
-
- if (!MLX5_CAP_GEN(esw->dev, vport_group_manager))
- return;
-
- if (vport_num == MLX5_VPORT_PF) {
- strcpy(dir_name, "pf");
- } else if (vport_num == MLX5_VPORT_ECPF) {
- strcpy(dir_name, "ecpf");
- } else {
- err = snprintf(dir_name, VNIC_DIAG_DIR_NAME_MAX_LEN, "%s_%d", is_sf ? "sf" : "vf",
- is_sf ? sf_num : vport_num - MLX5_VPORT_FIRST_VF);
- if (WARN_ON(err < 0))
- return;
- }
-
- vport->dbgfs = debugfs_create_dir(dir_name, esw->dbgfs);
- vnic_diag = debugfs_create_dir("vnic_diag", vport->dbgfs);
-
- if (MLX5_CAP_GEN(esw->dev, vnic_env_queue_counters)) {
- debugfs_create_file("total_q_under_processor_handle", 0444, vnic_diag, vport,
- &total_q_under_processor_handle_fops);
- debugfs_create_file("send_queue_priority_update_flow", 0444, vnic_diag, vport,
- &send_queue_priority_update_flow_fops);
- }
-
- if (MLX5_CAP_GEN(esw->dev, eq_overrun_count)) {
- debugfs_create_file("comp_eq_overrun", 0444, vnic_diag, vport,
- &comp_eq_overrun_fops);
- debugfs_create_file("async_eq_overrun", 0444, vnic_diag, vport,
- &async_eq_overrun_fops);
- }
-
- if (MLX5_CAP_GEN(esw->dev, vnic_env_cq_overrun))
- debugfs_create_file("cq_overrun", 0444, vnic_diag, vport, &cq_overrun_fops);
-
- if (MLX5_CAP_GEN(esw->dev, invalid_command_count))
- debugfs_create_file("invalid_command", 0444, vnic_diag, vport,
- &invalid_command_fops);
-
- if (MLX5_CAP_GEN(esw->dev, quota_exceeded_count))
- debugfs_create_file("quota_exceeded_command", 0444, vnic_diag, vport,
- "a_exceeded_command_fops);
-}
projects / users / jedix / linux-maple.git / commitdiff