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1// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)2/* Copyright 2019 NXP */3 4#include <linux/module.h>5#include <linux/device.h>6#include <linux/debugfs.h>7#include "dpseci-debugfs.h"8 9static int dpseci_dbg_fqs_show(struct seq_file *file, void *offset)10{11 struct dpaa2_caam_priv *priv = file->private;12 u32 fqid, fcnt, bcnt;13 int i, err;14 15 seq_printf(file, "FQ stats for %s:\n", dev_name(priv->dev));16 seq_printf(file, "%s%16s%16s\n",17 "Rx-VFQID",18 "Pending frames",19 "Pending bytes");20 21 for (i = 0; i < priv->num_pairs; i++) {22 fqid = priv->rx_queue_attr[i].fqid;23 err = dpaa2_io_query_fq_count(NULL, fqid, &fcnt, &bcnt);24 if (err)25 continue;26 27 seq_printf(file, "%5d%16u%16u\n", fqid, fcnt, bcnt);28 }29 30 seq_printf(file, "%s%16s%16s\n",31 "Tx-VFQID",32 "Pending frames",33 "Pending bytes");34 35 for (i = 0; i < priv->num_pairs; i++) {36 fqid = priv->tx_queue_attr[i].fqid;37 err = dpaa2_io_query_fq_count(NULL, fqid, &fcnt, &bcnt);38 if (err)39 continue;40 41 seq_printf(file, "%5d%16u%16u\n", fqid, fcnt, bcnt);42 }43 44 return 0;45}46 47DEFINE_SHOW_ATTRIBUTE(dpseci_dbg_fqs);48 49void dpaa2_dpseci_debugfs_init(struct dpaa2_caam_priv *priv)50{51 priv->dfs_root = debugfs_create_dir(dev_name(priv->dev), NULL);52 53 debugfs_create_file("fq_stats", 0444, priv->dfs_root, priv,54 &dpseci_dbg_fqs_fops);55}56 57void dpaa2_dpseci_debugfs_exit(struct dpaa2_caam_priv *priv)58{59 debugfs_remove_recursive(priv->dfs_root);60}61